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1
<?php
2
/**
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 * @file
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 * Module to provide a CDM Dataportal.
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 *
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 * @copyright
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 *   (C) 2007-2012 EDIT
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 *   European Distributed Institute of Taxonomy
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 *   http://www.e-taxonomy.eu
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 *
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 *   The contents of this module are subject to the Mozilla
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 *   Public License Version 1.1.
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 * @see http://www.mozilla.org/MPL/MPL-1.1.html
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 *
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 * @author
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 *   - Andreas Kohlbecker <a.kohlbecker@BGBM.org>
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 *   - Wouter Addink <w.addink@eti.uva.nl> (migration from Drupal 5 to Drupal7)
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 */
19

    
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  module_load_include('php', 'cdm_dataportal', 'node_types');
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  module_load_include('php', 'cdm_dataportal', 'settings');
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  module_load_include('php', 'cdm_dataportal', 'help');
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  module_load_include('php', 'cdm_dataportal', 'cdm_dataportal.search');
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  module_load_include('inc', 'cdm_dataportal', 'includes/common');
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  module_load_include('inc', 'cdm_dataportal', 'includes/footnotes');
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  module_load_include('inc', 'cdm_dataportal', 'includes/agent');
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  module_load_include('inc', 'cdm_dataportal', 'includes/name');
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  module_load_include('inc', 'cdm_dataportal', 'includes/taxon');
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  module_load_include('inc', 'cdm_dataportal', 'includes/taxon-node');
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  module_load_include('inc', 'cdm_dataportal', 'includes/references');
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  module_load_include('inc', 'cdm_dataportal', 'includes/pages');
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  module_load_include('inc', 'cdm_dataportal', 'includes/media');
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  module_load_include('inc', 'cdm_dataportal', 'includes/maps');
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  module_load_include('inc', 'cdm_dataportal', 'includes/occurrences');
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  module_load_include('inc', 'cdm_dataportal', 'includes/descriptions');
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  module_load_include('inc', 'cdm_dataportal', 'includes/pre-drupal8');
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  module_load_include('inc', 'cdm_dataportal', 'theme/theme_registry');
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  module_load_include('theme', 'cdm_dataportal', 'theme/cdm_dataportal.common');
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  module_load_include('theme', 'cdm_dataportal', 'theme/cdm_dataportal.descriptions');
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  module_load_include('theme', 'cdm_dataportal', 'theme/cdm_dataportal.media');
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  module_load_include('theme', 'cdm_dataportal', 'theme/cdm_dataportal.occurrence');
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  module_load_include('theme', 'cdm_dataportal', 'theme/cdm_dataportal.page');
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  module_load_include('theme', 'cdm_dataportal', 'theme/cdm_dataportal.taxon');
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  module_load_include('theme', 'cdm_dataportal', 'theme/cdm_dataportal.name');
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  module_load_include('theme', 'cdm_dataportal', 'theme/cdm_dataportal.references');
48

    
49
  module_load_include('php', 'cdm_dataportal', 'classes/footnotemanager');
50
  module_load_include('php', 'cdm_dataportal', 'classes/footnote');
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  module_load_include('php', 'cdm_dataportal', 'classes/footnotekey');
52
  module_load_include('php', 'cdm_dataportal', 'classes/renderhints');
53

    
54

    
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  /* ============================ java script functions ============================= */
56

    
57

    
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  /**
59
  * loads external java script files asynchronously.
60
  *
61
  * @param unknown_type $script_url
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  */
63
  function drupal_add_js_async($script_url, $callback){
64

    
65
    drupal_add_js("
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          jQuery(document).ready(function() {
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            jQuery.ajax({
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              url: '" . $script_url . "',
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              dataType: 'script',
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              cache: true, // otherwise will get fresh copy every page load
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              success: function() {
72
                    " . $callback . "
73
              }
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            });
75
          });"
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    , 'inline');
77
  }
78

    
79
  /**
80
   */
81
  function drupal_add_js_rowToggle($tableId){
82

    
83
      drupal_add_js(drupal_get_path('module', 'cdm_dataportal') . '/js/table_modification.js');
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      drupal_add_js('jQuery(document).ready(function(){
85
          addRowToggle("' . $tableId . '");
86
      });
87
      ', array('type' => 'inline'));
88
  }
89

    
90
  /**
91
   * @param unknown_type $link_element_selector
92
   * @param unknown_type $progress_element_selector
93
   */
94
  function _add_js_cdm_ws_progressbar($link_element_selector, $progress_element_selector){
95

    
96
    $callback = "jQuery('" . $link_element_selector . "').cdm_ws_progress('" . $progress_element_selector . "');";
97

    
98
    drupal_add_js_async(variable_get('cdm_webservice_url', '').'js/cdm_ws_progress.js', $callback);
99

    
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    //   drupal_add_js("
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    //   	  if (Drupal.jsEnabled) {
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    //         $(document).ready(function() {
103
    //       		$('" . $link_element_selector . "').cdm_ws_progress('" . $progress_element_selector . "');
104
    //         });
105
    //       }", 'inline');
106
    }
107

    
108
  /**
109
   * @todo Please document this function.
110
   * @see http://drupal.org/node/1354
111
   */
112
  function _add_js_treeselector() {
113
    // drupal_add_js(drupal_get_path('module', 'cdm_dataportal').'/js/treeselector.js');
114
    drupal_add_js("
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        jQuery(document).ready(function() {
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           jQuery('#cdm-taxonomictree-selector-form #edit-val').change(function () {
117
                jQuery('#cdm-taxonomictree-selector-form').submit();
118
            });
119

    
120
        });
121
      ",
122
      array(
123
        'type' => 'inline',
124
        'scope' => 'footer'
125
      )
126
    );
127
  }
128

    
129
  function _add_js_resizable_element($selector, $y_axis_only) {
130

    
131
    _add_jquery_ui();
132
    $options = "";
133
    if($y_axis_only) {
134
      $options = "resize: function(event, ui) {
135
        ui.size.width = ui.originalSize.width;
136
        },
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        handles: \"s\"";
138

    
139
    }
140
    drupal_add_js("
141
          jQuery(document).ready(function() {
142
             jQuery('" . $selector . "').resizable({". $options ."});
143
          });
144
        ",
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      array(
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        'type' => 'inline',
147
        'scope' => 'footer'
148
      )
149
    );
150
  }
151

    
152
  function _add_js_openlayers() {
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    $openlayers = '/js/map/OpenLayers-2.13.1/OpenLayers.js';
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    $proj4js = '/js/map/proj4js-1.1.0/proj4js-compressed.js';
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    if(variable_get('cdm_js_devel_mode', FALSE)){
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      // develooper mode libs
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  //     $openlayers = '/js/map/OpenLayers-2.13.1/lib/OpenLayers.js';
160
      $openlayers = '/js/map/OpenLayers-2.13.1/OpenLayers.debug.js';
161
      $proj4js = '/js/map/proj4js-1.1.0/proj4js-combined.js';
162
    }
163

    
164
    drupal_add_js(drupal_get_path('module', 'cdm_dataportal') . $openlayers,
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      array(
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        'type' => 'file',
167
        'group' => JS_LIBRARY,
168
        'weight' => 0,
169
        'cache' => TRUE,
170
        'preprocess' => FALSE
171
      )
172
    );
173

    
174

    
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    // see https://github.com/proj4js/proj4js
176
    // http://openlayers.org/dev/examples/using-proj4js.html
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    drupal_add_js(drupal_get_path('module', 'cdm_dataportal') . $proj4js,
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      array(
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        'type' => 'file',
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        'group' => JS_LIBRARY,
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        'weight' => -1, // before open layers
182
        'cache' => TRUE,
183
      )
184
    );
185

    
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    // configure the theme
187
    $openlayers_theme_path = drupal_get_path('module', 'cdm_dataportal') . '/js/map/OpenLayers-2.13.1/theme/default/';
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    $openlayers_imp_path = drupal_get_path('module', 'cdm_dataportal') . '/js/map/img/dark/';
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    drupal_add_js('OpenLayers.ImgPath="' . base_path() . $openlayers_imp_path . '";', array(
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        'type' => 'inline',
191
        'group' => JS_LIBRARY,
192
        'weight' => 1, // after openlayers
193
        'cache' => TRUE,
194
        'preprocess' => FALSE
195
      ));
196

    
197
    drupal_add_css($openlayers_theme_path . 'style.tidy.css',
198
      array(
199
        'type' => 'file',
200
        'cache' => TRUE,
201
        'preprocess' => FALSE
202
      )
203
    );
204

    
205
  }
206

    
207
  /**
208
   * @todo Please document this function.
209
   * @see http://drupal.org/node/1354
210
   */
211
  function _add_js_thickbox() {
212
    // ---- jQuery thickbox:
213
    /*
214
    * bug: compat-1.0.js && thickbox.js line 237 .trigger("unload") -> event is
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    * not triggered because of problems with compat-1.0.js' see INSTALL.txt
216
    */
217
    // drupal_add_js(drupal_get_path('module',
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    // 'cdm_dataportal').'/js/jquery.imagetool.min.js');
219
    //
220
    // Add a setting for the path to cdm_dataportal module, used to find the path
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    // for the loading animation image in thickbox.
222
    drupal_add_js(array(
223
    'cdm_dataportal' => array(
224
    'cdm_dataportal_path' => base_path() . drupal_get_path('module', 'cdm_dataportal'),
225
    )
226
    ),
227
    'setting'
228
        );
229
        drupal_add_js(drupal_get_path('module', 'cdm_dataportal') . '/js/thickbox/thickbox.js');
230
        drupal_add_css(drupal_get_path('module', 'cdm_dataportal') . '/js/thickbox/cdm_thickbox.css');
231
  }
232

    
233
  /**
234
   * @todo Please document this function.
235
   * @see http://drupal.org/node/1354
236
   */
237
  function _add_js_lightbox($galleryID) {
238
    /*
239
     * Important Notice: The jquery.lightbox-0.5.js has been modified in order to
240
     * allow using the "alt" attribute for captions instead of the "title"
241
     * attribute
242
     */
243
    $lightbox_base_path =  drupal_get_path('module', 'cdm_dataportal') . '/js/jquery-lightbox-0.5';
244
    $lightbox_image_path = base_path() . $lightbox_base_path . '/images/';
245
    drupal_add_js($lightbox_base_path . '/js/jquery.lightbox-0.5.js');
246
    drupal_add_css($lightbox_base_path . '/css/jquery.lightbox-0.5.css');
247
    drupal_add_js('jQuery(document).ready(function() {
248
        jQuery(\'#' . $galleryID . ' a.lightbox\').lightBox({
249
          fixedNavigation:  true,
250
          imageLoading:     \'' . $lightbox_image_path . 'lightbox-ico-loading.gif\',
251
          imageBtnPrev:     \'' . $lightbox_image_path . 'lightbox-btn-prev.gif\',
252
          imageBtnNext:     \'' . $lightbox_image_path . 'lightbox-btn-next.gif\',
253
          imageBtnClose:    \'' . $lightbox_image_path . 'lightbox-btn-close.gif\',
254
          imageBlank:       \'' . $lightbox_image_path . 'lightbox-blank.gif\',
255
          adjustToWindow: true
256
        });
257
      });
258
      ', array('type' => 'inline'));
259
  }
260

    
261
  /**
262
   * @todo Please document this function.
263
   * @see http://drupal.org/node/1354
264
   */
265
  function _add_js_footnotes() {
266
    _add_js_domEvent();
267
    drupal_add_js(drupal_get_path('module', 'cdm_dataportal') . '/js/footnotes.js');
268
  }
269

    
270
  /**
271
   * @todo Please document this function.
272
   * @see http://drupal.org/node/1354
273
   */
274
  function _add_js_ahah() {
275

    
276
    _add_js_domEvent(); // requires domEvent.js
277
    drupal_add_js(drupal_get_path('module', 'cdm_dataportal') . '/js/ahah-content.js');
278
  }
279

    
280
/**
281
 * @todo Please document this function.
282
 * @see http://drupal.org/node/1354
283
 */
284
function _add_js_taxonomic_children($jquery_selector) {
285

    
286
  global $base_url;
287

    
288

    
289
  drupal_add_js(drupal_get_path('module', 'cdm_dataportal') . '/js/jquery.cdm.taxonomic_children.js');
290
  
291
  drupal_add_js('jQuery(document).ready(function() {
292
        jQuery(\'' . $jquery_selector . '\').taxonomic_children({
293
          // hoverClass: "fa-rotate-90",
294
          // activeClass: "fa-rotate-90",
295
          classificationUuid: "' . get_current_classification_uuid() . '",
296
          taxonUuid: "' . get_current_taxon_uuid() . '",
297
          cdmWebappBaseUri: "' . variable_get('cdm_webservice_url', '') . '",
298
          proxyBaseUri: "' . $base_url . '",
299
          
300
        });
301
      });
302
      ', array('type' => 'inline'));
303
}
304

    
305
  /**
306
   * Adds the external javascript file for domEvent.js.
307
   *
308
   * @see drupal_add_js()
309
   */
310
  function _add_js_domEvent() {
311
    drupal_add_js(drupal_get_path('module', 'cdm_dataportal') . '/js/domEvent.js');
312
  }
313

    
314
  function _add_jquery_ui()
315
  {
316
    drupal_add_css(drupal_get_path('module',
317
        'cdm_dataportal') . '/js/jquery-ui-1.8.24/themes/base/jquery.ui.all.css');
318
    drupal_add_js(drupal_get_path('module',
319
        'cdm_dataportal') . '/js/jquery-ui-1.8.24/ui/jquery-ui.js',
320
      array(
321
        'type' => 'file',
322
        'weight' => JS_LIBRARY,
323
        'cache' => TRUE,
324
        'preprocess' => FALSE
325
      )
326
    );
327
  }
328

    
329
  function _add_js_ui_accordion(){
330
    _add_jquery_ui();
331
    drupal_add_js('jQuery(document).ready(function() {
332
        jQuery( "#accordion" ).accordion();
333
      });',
334
      array('type' => 'inline')
335
    );
336
  }
337

    
338

    
339
function _add_js_utis_client($jquery_selector){
340

    
341
  drupal_add_js(drupal_get_path('module',
342
      'cdm_dataportal') . '/js/utis-client/utis-client.js',
343
    array(
344
      'type' => 'file',
345
      'weight' => JS_LIBRARY,
346
      'cache' => TRUE,
347
      'preprocess' => FALSE
348
    )
349
  );
350

    
351
  drupal_add_js('jQuery(document).ready(function() {
352
        jQuery( "' . $jquery_selector . '" ).utis_client(
353
        {
354
          spinnerIcon: \'' . font_awesome_icon_markup('fa-sync', array('class' => array('fa-3x',  'fa-spin'), 'style' => array('opacity: 0.3;'))) . '\',
355
          externalLinkIcon: \'' . font_awesome_icon_markup('fa-external-link-alt') . '\'
356
        });
357
      });',
358
    array('type' => 'inline')
359
  );
360
}
361

    
362
function _add_js_universalviewer($jquery_selector, $manifest_uri){
363

    
364
  $universalviewer_path  = drupal_get_path('module',    'cdm_dataportal') . '/js/universalviewer';
365

    
366
  drupal_add_css($universalviewer_path . '/uv/uv.css');
367
  drupal_add_css($universalviewer_path . '/uv-fix.css');
368

    
369
  // offline.js is all of these dependencies concatenated (jQuery, CoreJS, and JSViews)
370
  drupal_add_js($universalviewer_path . '/uv/lib/offline.js',
371
      array(
372
      'type' => 'file',
373
      'group' => JS_LIBRARY,
374
      'cache' => TRUE,
375
      'preprocess' => FALSE
376
    )
377
  );
378
  drupal_add_js($universalviewer_path . '/uv/helpers.js',
379
    array(
380
      'type' => 'file',
381
      'group' => JS_LIBRARY,
382
      'cache' => TRUE,
383
      'preprocess' => FALSE
384
    )
385
  );
386
  // from UV 3.x documentation:
387
  // "root:
388
  // The path to the uv directory. Use a relative path e.g. root: '../../uv'
389
  // Don't start your path with a / otherwise requirejs will not append .js to
390
  // dependencies and they won't load."
391
  //
392
  // universalviewerPath will be used to build the root config variable.
393
  $iCleanUrlRequest = strpos($_SERVER['REQUEST_URI'], 'q=cdm_dataportal/') === false;
394
  if($iCleanUrlRequest){
395
    $folders_up = preg_replace('/[^\/]+/', '..', $_GET['q']);
396
    $folders_up = preg_replace('/\.\.$/', '', $folders_up);
397
  } else {
398
    $folders_up = '';
399
  }
400
  $basePath = base_path();
401
  $config_file = 'uv-config.json';
402
  drupal_add_js('
403
      console.log(\'jQuery inline: \' + jQuery.fn.jquery);
404
      jQuery(window).on(\'uvLoaded\', function() {
405
        jQuery( "' . $jquery_selector . '" ).jqUniversalviewer(
406
        {
407
          root: \'' . $folders_up . $universalviewer_path . '/uv\',
408
          configUri: \'' . $basePath . $universalviewer_path . '/'. $config_file . '\',
409
          manifestUri: \'' . $manifest_uri . '\'
410
        }
411
        );
412
      });',
413
    array(
414
      'type' => 'inline',
415
      'scope' => 'footer',
416
      'group' => JS_DEFAULT,
417
      'weight' => 0,
418
    )
419
  );
420
  drupal_add_js($universalviewer_path . '/jq-universalviewer.js',
421
    array(
422
      'type' => 'file',
423
      'scope' => 'footer',
424
      'group' => JS_DEFAULT,
425
      'weight' => 10,
426
      'cache' => TRUE,
427
      'preprocess' => FALSE
428
    )
429
  );
430
  // ui.js must be last
431
  drupal_add_js($universalviewer_path . '/uv/uv.js',
432
    array(
433
      'type' => 'file',
434
      'scope' => 'footer',
435
      'group' => 300, // IMPORTANT!
436
      'cache' => TRUE,
437
      'preprocess' => FALSE
438
    )
439
  );
440
}
441

    
442
  /**
443
   * Provides the markup for an font awesome icon.
444
   *
445
   * The icons is created in default size without any extra features.
446
   *
447
   * The available icons are listed here http://fontawesome.io/cheatsheet/
448
   * fontawesome icons have much more features than implemented here in this function,
449
   * for spinning icons, fixed width icons, rotation, etc please checkout the
450
   * examples at http://fontawesome.io/examples/
451
   *
452
   * @parameter $icon_name
453
   *  The name of the icon which starts with 'fa-'
454
   *
455
   * @return String
456
   *    the markup for the icon in an <i> tag
457
   *
458
   */
459
  function font_awesome_icon_markup($icon_name = NULL, $attributes = array()){
460
    _add_font_awesome_font();
461

    
462

    
463
    if($icon_name){
464
      if(!isset($attributes['class'])){
465
        $attributes['class'] = array();
466
      }
467
      $attributes['class'][] = 'fa';
468
      $attributes['class'][] = $icon_name;
469

    
470
      return '<i ' . drupal_attributes($attributes) . '></i>';
471
    }
472

    
473
    return '';
474
  }
475

    
476
/**
477
 * @param string $glyph_name
478
 *   The name of the gloyph (e.g. 'icon-interal-link-alt-solid') for the foll list please
479
 *   refer to modules/cdm_dataportal/fonts/custom-icon-font
480
 * @param array $attributes
481
 * @return string
482
 */
483
  function custom_icon_font_markup($glyph_name = NULL, $attributes = array()){
484
    _add_font_custom_icon_font();
485

    
486

    
487
    if($glyph_name){
488
      if(!isset($attributes['class'])){
489
        $attributes['class'] = array();
490
      }
491
      $attributes['class'][] = $glyph_name;
492

    
493
      return '<i ' . drupal_attributes($attributes) . '></i>';
494
    }
495

    
496
    return '';
497
  }
498

    
499
/**
500
 * Adds the css  containing the font awesome icons to the html header.
501
 */
502
function _add_font_awesome_font()
503
{
504
  // $fa_font_version = 'font-awesome-4.6.3/css/font-awesome.min.css';
505
  $fa_font_version = 'fontawesome-free-5.9.0-web/css/all.css';
506
  $font_awesome_css_uri = base_path() . drupal_get_path('module', 'cdm_dataportal') . '/fonts/' . $fa_font_version;
507

    
508
  drupal_add_html_head_link(
509
    array(
510
      'href' => $font_awesome_css_uri,
511
      'rel' => 'stylesheet'
512
    )
513
  );
514
}
515

    
516
/**
517
 * Adds the css  containing the font awesome icons to the html header.
518
 */
519
function _add_font_custom_icon_font()
520
{
521

    
522
  $custom_icon_font_css_uri = base_path() . drupal_get_path('module', 'cdm_dataportal') . '/fonts/custom-icon-font/style.css';
523

    
524
  drupal_add_html_head_link(
525
    array(
526
      'href' => $custom_icon_font_css_uri,
527
      'rel' => 'stylesheet'
528
    )
529
  );
530
}
531

    
532
/* ====================== hook implementations ====================== */
533
  /**
534
   * Implements hook_permission().
535
   *
536
   * Valid permissions for this module.
537
   *
538
   * @return array
539
   *   An array of valid permissions for the cdm_dataportal module.
540
   */
541
  function cdm_dataportal_permission() {
542
    return array(
543
      'administer cdm_dataportal' => array(
544
        'title' => t('Administer CDM DataPortal settings'),
545
        'description' => t("Access the settings pages specific for the cdm_dataportal module"),
546
      ),
547
      'access cdm content' => array(
548
        'title' => t('Access CDM content'),
549
        'description' => t("Access content (taxa, names, specimens, etc.) served by the CDM web service."),
550
      ),
551
    );
552
  }
553

    
554
/**
555
 * Implements hook_menu().
556
 */
557
function cdm_dataportal_menu() {
558
  $items = array();
559

    
560
  // @see settings.php.
561
  cdm_dataportal_menu_admin($items);
562
  cdm_dataportal_menu_help($items);
563

    
564
  $items['cdm_dataportal/names'] = array(
565
    'page callback' => 'cdm_dataportal_view_names',
566
    'access arguments' => array('access cdm content'),
567
    'type' => MENU_CALLBACK,
568
  );
569

    
570
  // Optional callback arguments: page.
571
  $items['cdm_dataportal/taxon'] = array(
572
    'page callback' => 'cdm_dataportal_taxon_page_view',
573
    'access arguments' => array('access cdm content'),
574
    'type' => MENU_CALLBACK,
575
    // Expected callback arguments: uuid.
576
  );
577

    
578
  $items['cdm_dataportal/occurrence'] = array(
579
        'page callback' => 'cdm_dataportal_specimen_page_view',
580
        'access arguments' => array('access cdm content'),
581
        'type' => MENU_CALLBACK,
582
        // Expected callback arguments: uuid.
583
    );
584

    
585
  $items['cdm_dataportal/description'] = array(
586
        'page callback' => 'cdm_dataportal_description_page_view',
587
        'access arguments' => array('access cdm content'),
588
        'type' => MENU_CALLBACK,
589
        // Expected callback arguments: uuid.
590
    );
591

    
592
   $items['cdm_dataportal/specimen/accession_number'] = array(
593
        'page callback' => 'cdm_dataportal_specimen_by_accession_number_page_view',
594
        'access arguments' => array('access cdm content'),
595
        'type' => MENU_CALLBACK,
596
        // Expected callback arguments: accession number.
597
    );
598
  $items['cdm_dataportal/named_area'] = array(
599
    'page callback' => 'cdm_dataportal_named_area_page_view',
600
    'access arguments' => array('access cdm content'),
601
    'type' => MENU_CALLBACK,
602
    // Expected callback arguments: uuid.
603
  );
604

    
605
  $items['cdm_dataportal/name'] = array(
606
    'page callback' => 'cdm_dataportal_name_page_view',
607
      /*
608
    'page arguments' => array(
609
       'taxon_name_uuid',
610
       'taxon_to_hide_uuid',
611
       'synonym_uuid' => NULL
612
      ),
613
      */
614
    'access arguments' => array('access cdm content'),
615
    'type' => MENU_CALLBACK,
616
    // Expected callback arguments: uuid.
617
  );
618

    
619
  $items['cdm_dataportal/reference'] = array(
620
    'page callback' => 'cdm_dataportal_view_reference',
621
    'access arguments' => array('access cdm content'),
622
    'type' => MENU_CALLBACK,
623
    // Expected callback arguments: uuid.
624
  );
625

    
626
  $items['cdm_dataportal/reference/list'] = array(
627
    'page callback' => 'cdm_dataportal_view_reference_list',
628
    'access arguments' => array('access cdm content'),
629
    'type' => MENU_CALLBACK,
630
    // Expected callback arguments: uuid.
631
  );
632

    
633
  $items['cdm_dataportal/media'] = array(
634
    'page callback' => 'cdm_dataportal_view_media',
635
    'access arguments' => array('access cdm content'),
636
    'type' => MENU_CALLBACK,
637
    // Expected callback arguments:
638
    // uuid, mediarepresentation_uuid, part_uuid or part#.
639
  );
640

    
641
  $items['cdm_dataportal/polytomousKey'] = array(
642
    'page callback' => 'cdm_dataportal_view_polytomousKey',
643
    'access arguments' => array('access cdm content'),
644
    'type' => MENU_CALLBACK,
645
    // Expected callback arguments: polytomousKey->uuid.
646
  );
647

    
648
  $items['cdm_dataportal/search'] = array(
649
    'page callback' => 'cdm_dataportal_view_search_advanced',
650
    'access arguments' => array('access cdm content'),
651
    'type' => MENU_CALLBACK,
652
  );
653

    
654
  // Optional callback arguments: page.
655
  $items['cdm_dataportal/registration'] = array(
656
    'page callback' => 'cdm_dataportal_registration_page_view',
657
    'access arguments' => array('access cdm content'),
658
    'type' => MENU_CALLBACK,
659
    // Expected callback arguments: uuid.
660
  );
661

    
662
  // ------------ SEARCH -----------
663
  $items['cdm_dataportal/search/advanced'] = array(
664
    'title' => 'Advanced', // will be passed through t()
665
    'page callback' => 'cdm_dataportal_view_search_advanced',
666
    'access arguments' => array('access cdm content'),
667
    'type' => MENU_DEFAULT_LOCAL_TASK,
668
  );
669
  $items['cdm_dataportal/search/blast'] = array(
670
    'title' => 'Blast', // will be passed through t()
671
    'page callback' => 'cdm_dataportal_view_search_blast',
672
    'access arguments' => array('access cdm content'),
673
    'type' => MENU_LOCAL_TASK,
674
  );
675

    
676
  $items['cdm_dataportal/search/taxon_by_description'] = array(
677
    'title' => 'By content category', // will be passed through t()
678
    'page callback' => 'cdm_dataportal_view_search_taxon_by_description',
679
    'access arguments' => array('access cdm content'),
680
    'type' => MENU_LOCAL_TASK,
681
  );
682
  $items['cdm_dataportal/search/results/taxon'] = array(
683
    'page callback' => 'cdm_dataportal_view_search_results_taxon',
684
    'access arguments' => array('access cdm content'),
685
    'type' => MENU_CALLBACK,
686
  );
687

    
688
  $items['cdm_dataportal/search/results/specimen'] = array(
689
      'page callback' => 'cdm_dataportal_view_search_results_specimen',
690
      'access arguments' => array('access cdm content'),
691
      'type' => MENU_CALLBACK,
692
  );
693

    
694
  /*
695
   * MENU_CALLBACK at cdm_dataportal/registration-search is needed to make the
696
   * tabs in the subordinate paths work, accessing this 'page' will cause the
697
   * MENU_DEFAULT_LOCAL_TASK being displayed
698
   */
699
  $items['cdm_dataportal/registration-search'] = array(
700
    'title' => 'Search', // will be passed through t()
701
    'page callback' => 'cdm_dataportal_view_search_registrations_results',
702
    'page arguments' => array("filter"),
703
    'access arguments' => array('access cdm content'),
704
    'type' => MENU_CALLBACK,
705
  );
706
  /*
707
   * the MENU_DEFAULT_LOCAL_TASK creates a tab for the MENU_CALLBACK
708
   * defined at a higher level of the path (cdm_dataportal/registration-search)
709
   */
710
  $items['cdm_dataportal/registration-search/filter'] = array(
711
    'title' => 'Search', // will be passed through t()
712
    'page callback' => 'cdm_dataportal_view_search_registrations_results',
713
    'page arguments' => array("filter"),
714
    'access arguments' => array('access cdm content'),
715
    'type' => MENU_DEFAULT_LOCAL_TASK,
716
  );
717
  /*
718
   * the MENU_LOCAL_TASK creates another tab
719
   */
720
  $items['cdm_dataportal/registration-search/taxongraph'] = array(
721
    'title' => 'Taxon graph search', // will be passed through t()
722
    'page callback' => 'cdm_dataportal_view_search_registrations_results',
723
    'page arguments' => array("taxongraph"),
724
    'access arguments' => array('access cdm content'),
725
    'type' => MENU_LOCAL_TASK,
726
  );
727

    
728
  // Optional callback arguments: page.
729
  $items['cdm_dataportal/search/agent'] = array(
730
    'page callback' => 'cdm_dataportal_view_search_agent',
731
    'access arguments' => array('access cdm content'),
732
    'type' => MENU_CALLBACK,
733
    // Expected callback arguments: uuid.
734
  );
735

    
736
  // ------------ menu items with variable path elements -----------
737

    
738
  // 'May not cache' in D5.
739
  $items['cdm_dataportal/name/%'] = array(
740
    // 'page callback' => 'cdm_dataportal_view_name',
741
    'page callback' => 'cdm_dataportal_name_page_view',
742
    'page arguments' => array(2, 3, 4, 5),
743
    'access arguments' => array('access cdm content'),
744
    'type' => MENU_CALLBACK,
745
  );
746

    
747
  // --- Local tasks for Taxon.
748
  // --- tabbed taxon page
749
  if (variable_get('cdm_dataportal_taxonpage_tabs', 1)) {
750
    $items['cdm_dataportal/taxon/%'] = array(
751
      'title' => cdm_taxonpage_tab_label('General'),
752
      'page callback' => 'cdm_dataportal_taxon_page_view',
753
      'access arguments' => array('access cdm content'),
754
      'type' => MENU_CALLBACK,
755
      'weight' => 1,
756
      'page arguments' => array(2, "description")
757
      , // Expected callback arguments: taxon_uuid.
758
    );
759

    
760
    $items['cdm_dataportal/taxon/%/all'] = array(
761
      'title' => cdm_taxonpage_tab_label('General'),
762
      'page callback' => 'cdm_dataportal_taxon_page_view',
763
      'access arguments' => array('access cdm content'),
764
      'type' => MENU_CALLBACK,
765
      'weight' => 2,
766
      'page arguments' => array(2, "all")
767
      , // Expected callback arguments: taxon_uuid.
768
    );
769

    
770
    $items['cdm_dataportal/taxon/%/description'] = array(
771
      'title' => cdm_taxonpage_tab_label('General'),
772
      'page callback' => 'cdm_dataportal_taxon_page_view',
773
      'access arguments' => array('access cdm content'),
774
      'type' => MENU_DEFAULT_LOCAL_TASK,
775
      'weight' => 2,
776
      'page arguments' => array(2, "description")
777
      , // Expected callback arguments: taxon_uuid.
778
    );
779

    
780
    $items['cdm_dataportal/taxon/%/synonymy'] = array(
781
      'title' => cdm_taxonpage_tab_label('Synonymy'),
782
      'page callback' => 'cdm_dataportal_taxon_page_view',
783
      'access arguments' => array('access cdm content'),
784
      'type' => MENU_LOCAL_TASK,
785
      'weight' => 4,
786
      'page arguments' => array(2, "synonymy", 4)
787
      , // Expected callback arguments: taxon_uuid and ...
788
    );
789
    $items['cdm_dataportal/taxon/%/images'] = array( // Images
790
      'title' => cdm_taxonpage_tab_label('Images'),
791
      'page callback' => 'cdm_dataportal_taxon_page_view',
792
      'access arguments' => array('access cdm content'),
793
      'type' => MENU_LOCAL_TASK,
794
      'weight' => 5,
795
      'page arguments' => array(2, "images")
796
      , // Expected callback arguments: taxon_uuid.
797
    );
798

    
799
    $items['cdm_dataportal/taxon/%/specimens'] = array( // Specimens
800
      'title' => cdm_taxonpage_tab_label('Specimens'),
801
      'page callback' => 'cdm_dataportal_taxon_page_view',
802
      'access arguments' => array('access cdm content'),
803
      'type' => MENU_LOCAL_TASK,
804
      'weight' => 6,
805
      'page arguments' => array(2, "specimens")
806
      , // Expected callback arguments: taxon_uuid.
807
    );
808

    
809
    $items['cdm_dataportal/taxon/%/keys'] = array( // Keys
810
      'title' => cdm_taxonpage_tab_label('Keys'),
811
      'page callback' => 'cdm_dataportal_taxon_page_view',
812
      'access arguments' => array('access cdm content'),
813
      'type' => MENU_LOCAL_TASK,
814
      'weight' => 6,
815
      'page arguments' => array(2, "keys")
816
      , // Expected callback arguments: taxon_uuid.
817
    );
818

    
819
    $items['cdm_dataportal/taxon/%/experts'] = array( // Experts
820
      'title' => cdm_taxonpage_tab_label('Experts'),
821
        'page callback' => 'cdm_dataportal_taxon_page_view',
822
        'access arguments' => array('access cdm content'),
823
        'type' => MENU_LOCAL_TASK,
824
        'weight' => 6,
825
        'page arguments' => array(2, "experts")
826
    , // Expected callback arguments: taxon_uuid.
827
    );
828

    
829
    $items['cdm_dataportal/taxon/autosuggest/%/%/%/'] = array(
830
        'page callback' => 'cdm_dataportal_taxon_autosuggest',
831
        'access arguments' => array('access cdm content'),
832
        'page arguments' => array(3,4,5),
833
        'type' => MENU_CALLBACK
834
    );
835
  }
836

    
837
  // --- refresh link for all cdmnode types
838
  foreach (cdm_get_nodetypes() as $type=>$name) {
839
    $items['cdm_dataportal/' . $name . '/%/refresh'] = array(
840
        'title' => 'Refresh',
841
        'page callback' => 'cdm_dataportal_refresh_node',
842
        'access arguments' => array('administer cdm_dataportal'),
843
        'type' => MENU_LOCAL_TASK,
844
        'weight' => 100,
845
        'page arguments' => array($name, 2)
846
    );
847
  }
848

    
849
  return $items;
850
}
851

    
852
/**
853
 * Implements hook_init().
854
 *
855
 */
856
function cdm_dataportal_init() {
857
  if (!path_is_admin(current_path())) {
858
    //FIXME To add CSS or JS that should be present on all pages, modules
859
    //      should not implement this hook, but declare these files in their .info file.
860
    drupal_add_css(drupal_get_path('module', 'cdm_dataportal') . '/cdm_dataportal.css');
861
    // drupal_add_css(drupal_get_path('module', 'cdm_dataportal').'/cdm_dataportal_print.css', 'print');
862
    drupal_add_css(drupal_get_path('module', 'cdm_dataportal') . '/cdm_dataportal_screen.css', array('type' => 'screen'));
863
  } else {
864
    drupal_add_css(drupal_get_path('module', 'cdm_dataportal') . '/cdm_dataportal_settings.css');
865
  }
866

    
867
  if(variable_get('cdm_debug_mode', FALSE)){
868
    $file = 'temporary://drupal_debug.txt';
869
    file_put_contents($file, 'CDM DEBUG LOG for ' . $_GET['q']. "\n"); // will overwrite the file
870
  }
871

    
872
  $bibliography_settings = get_bibliography_settings();
873
  $enclosing_tag = $bibliography_settings['enabled'] == 1 ? 'div' : 'span';
874
  FootnoteManager::registerFootnoteSet('BIBLIOGRAPHY', $enclosing_tag, $bibliography_settings['key_format']);
875
}
876

    
877
function cdm_dataportal_refresh_node($cdm_node_name, $uuid, $parameters = array()){
878

    
879
  $base_path = 'cdm_dataportal/' . $cdm_node_name . '/' . $uuid;
880

    
881
  if($cdm_node_name == 'taxon' && variable_get('cdm_dataportal_taxonpage_tabs', 1)){
882
    // force reloading of all and notify user about this special loading
883
    drupal_set_message(t('The level 2 cache has been cleared for all tabs of this taxon page at once, please click here to return to the tabbed page: ')
884
        . l('Back to tabbed taxon page', $base_path));
885
    $base_path .= '/all';
886
  } else {
887
    drupal_set_message(t('The level 2 cache has been cleared for this page'));
888
  }
889

    
890
  $parameters['cacheL2_refresh'] ='1';
891

    
892

    
893
  drupal_goto($base_path, array('query' => $parameters));
894
}
895

    
896
/**
897
 * Implements hook_requirements($phase)
898
 */
899
function cdm_dataportal_requirements($phase) {
900
    $requirements = array();
901
    if($phase == 'runtime'){
902

    
903
    }
904
    return $requirements;
905
}
906

    
907
/**
908
 * Implements hook_block_info().
909
 */
910
function cdm_dataportal_block_info() {
911

    
912
    // $block[0]["info"] = t("CDM DataPortal DevLinks");
913
    // $block[1]["info"] = t("CDM DataPortal Credits");
914
    $block["2"] = array(
915
        "info" => t("CDM - Search Taxa"),
916
        "cache" => DRUPAL_NO_CACHE
917
      );
918
    // $block[3]["info"] = t("CDM Filters");
919
    $block["4"]["info"] = t("CDM  - Dataportal Print");
920
    $block["keys"]["info"] = t("CDM - Identification keys");
921
    $block["fundedByEDIT"]["info"] = t('CDM - Powered by EDIT');
922
    $block["classification_breadcrumbs"] =  array(
923
        'info' => t('CDM - Classification breadcrumbs'),
924
        'cache' => DRUPAL_CACHE_PER_PAGE
925
      );
926
    $block["taxonomic_children"] =  array(
927
      'info' => t('CDM - Taxonomic children'),
928
      'cache' => DRUPAL_CACHE_PER_PAGE
929
    );
930
    $block["back_to_search_results"] =  array(
931
      'title' => '<none>',
932
      'info' => t('CDM - Back to search Results'),
933
      'cache' => DRUPAL_CACHE_PER_PAGE,
934
      'visibility' => BLOCK_VISIBILITY_LISTED,
935
      'pages' => "cdm_dataportal/taxon/*", // multiple page paths separated by "\n"!!!
936
    );
937
  $block['registrations_search_filter'] =  array(
938
    'title' => 'Filter registrations',
939
    'info' => t('CDM - Registrations search filter'),
940
    'cache' => DRUPAL_CACHE_PER_PAGE,
941
    'visibility' => BLOCK_VISIBILITY_NOTLISTED,
942
    'pages' => "cdm_dataportal/registration-search\ncdm_dataportal/registration-search/*", // multiple page paths separated by "\n"!!!
943
  );
944
  $block['registrations_search_taxongraph'] =  array(
945
    'title' => 'Taxonomic registration search',
946
    'info' => t('CDM - Registrations search by taxon graph'),
947
    'cache' => DRUPAL_CACHE_PER_PAGE,
948
    'visibility' => BLOCK_VISIBILITY_NOTLISTED,
949
    'pages' => "cdm_dataportal/registration-search\ncdm_dataportal/registration-search/*", // multiple page paths separated by "\n"!!!
950
  );
951
  $block['registrations_search'] =  array(
952
    'title' => 'Search',
953
    'info' => t('CDM - Registrations search combining filter and taxon graph search' ),
954
    'cache' => DRUPAL_CACHE_PER_PAGE,
955
    'visibility' => BLOCK_VISIBILITY_NOTLISTED,
956
    'pages' => "cdm_dataportal/registration-search\ncdm_dataportal/registration-search/*", // multiple page paths separated by "\n"!!!
957
  );
958
  $block['utis_search'] =  array(
959
    'title' => 'UTIS Search',
960
    'info' => t('Query the Unified Taxonomic Information Service (UTIS)' ),
961
    'cache' => DRUPAL_CACHE_PER_PAGE,
962
    'visibility' => BLOCK_VISIBILITY_NOTLISTED
963
  );
964
  return $block;
965
}
966

    
967
/**
968
 * Implements hook_block_view().
969
 */
970
function cdm_dataportal_block_view($delta) {
971
  // TODO Rename block deltas (e.g. '2') to readable strings.
972
  switch ($delta) {
973
    // case 'delta-1':
974
    // $block['subject'] = t('Credits');
975
    // $block['content'] = theme('cdm_credits');
976
    // return $block;
977
    case '2':
978
      $block['subject'] = t('Search taxa');
979
      $form = drupal_get_form('cdm_dataportal_search_taxon_form');
980
      $block['content'] = drupal_render($form);
981

    
982
      if (variable_get('cdm_dataportal_show_advanced_search', 1)) {
983
        $block['content'] .= '<div>' . l(t('Advanced Search'), 'cdm_dataportal/search') . '</div>';
984
      }
985
      if (variable_get(CDM_SEARCH_BLAST_ENABLED)){
986
          $block['content'] .= '<div>' . l(t('Blast Search'), 'cdm_dataportal/search/blast') . '</div>';
987
      }
988
      return $block;
989
    case '4':
990
      $block['subject'] = '';
991
      $block['content'] = theme('cdm_print_button');
992
      return $block;
993
    case "keys":
994
      $block['subject'] = t('Identification Keys');
995
      $block['content'] = theme('cdm_block_IdentificationKeys', array('taxonUuid' => NULL));
996
      return $block;
997
    case "fundedByEDIT":
998
      // t('Funded by EDIT');
999
      $text = '<none>';
1000
      $block['subject'] = $text;
1001
      $img_tag = '<img src="' . base_path() . drupal_get_path('module', 'cdm_dataportal') . '/images/powered_by_edit.png' . '" alt="' . $text . '"/>';
1002
      $block['content'] = l($img_tag, "http://cybertaxonomy.org/", array(
1003
        'attributes' => array("target" => "EDIT"),
1004
        'absolute' => TRUE,
1005
        'html' => TRUE,
1006
      ));
1007
      return $block;
1008
    case 'classification_breadcrumbs':
1009
      $taxon_uuid = get_current_taxon_uuid();
1010
      $block['subject'] = '<none>';
1011
      $block['content'] = compose_classification_breadcrumbs($taxon_uuid);
1012
      return $block;
1013
    case 'taxonomic_children':
1014
      $taxon_uuid = get_current_taxon_uuid();
1015
      $block['subject'] = '<none>';
1016
      $block['content'] = compose_taxonomic_children($taxon_uuid);
1017
      return $block;
1018
    case 'back_to_search_results':
1019
      $block['subject'] = '<none>';
1020
      if (isset($_SESSION['cdm']['search'])) {
1021
        $block['content'] = l(t('Back to search result'), "http://" . $_SERVER['SERVER_NAME'] . $_SESSION['cdm']['last_search']);
1022
      }
1023
      return $block;
1024
    case 'registrations_search_filter':
1025
      $block['subject'] = '<none>';
1026
      $block['content'] = drupal_get_form('cdm_dataportal_search_registration_filter_form'); // see cdm_dataportal_search_registration_filter_form($form, &$form_state)
1027
      return $block;
1028
    case 'registrations_search_taxongraph':
1029
      $block['subject'] = '<none>';
1030
      $block['content'] = drupal_get_form('cdm_dataportal_search_registration_taxongraph_form'); // see cdm_dataportal_search_registration_taxongraph_form($form, &$form_state)
1031
      return $block;
1032
    case 'registrations_search':
1033
      _add_js_ui_accordion();
1034
      _add_font_awesome_font();
1035
      $block['subject'] = '<none>';
1036
      $filter_form = drupal_get_form('cdm_dataportal_search_registration_filter_form');
1037
      $filter_form['#prefix'] = '<div>';
1038
      $filter_form['#suffix'] = '</div>';
1039
      $taxongraph_form = drupal_get_form('cdm_dataportal_search_registration_taxongraph_form');
1040
      $taxongraph_form['#prefix'] = '<div>';
1041
      $taxongraph_form['#suffix'] = '</div>';
1042
      $block['content'] = array(
1043
        'accordion' => array(
1044
          '#markup' => '',
1045
          '#prefix' => '<div id="accordion">',
1046
          '#suffix' => '</div>',
1047
          'content' => array(
1048
            array('#markup' => '<h3>Filter</h3>'),
1049
            $filter_form,
1050
            array('#markup' => '<h3>Taxon graph</h3>'),
1051
            $taxongraph_form,
1052
          )
1053
        )
1054
    );
1055
       return $block;
1056
    case 'utis_search':
1057
      _add_js_utis_client('.utis_client');
1058
      $block['subject'] = '<none>';
1059
      $block['content'] = '<div class="utis_client"></div>';
1060
      return $block;
1061
    default:
1062
      return null;
1063
  }
1064
}
1065

    
1066

    
1067
/**
1068
 * Provides the uuid of the taxon for pages with the path ./taxon/{taxon_uuid}
1069
 *
1070
 * @return string
1071
 *   the taxon uuid or NULL
1072
 */
1073
function get_current_taxon_uuid()
1074
{
1075
  static $taxon_uuid;
1076

    
1077
  if(!isset($taxon_uuid)){
1078
    if(isset($_REQUEST['currentTaxon']) && is_uuid($_REQUEST['currentTaxon'])) {
1079
      $taxon_uuid = $_REQUEST['currentTaxon'];
1080
    } else if (arg(1) == 'taxon' && is_uuid(arg(2))) {
1081
      $taxon_uuid = arg(2);
1082
    } else {
1083
      $taxon_uuid = null;
1084
    }
1085
  }
1086

    
1087
  return $taxon_uuid;
1088
}
1089

    
1090
/**
1091
 * Returns the currently classification tree in use.
1092
 *
1093
 * @return string
1094
 *   The uuid of the currently focused classification
1095
 */
1096
function get_current_classification_uuid() {
1097
  if (isset($_SESSION['cdm']['taxonomictree_uuid']) && is_uuid($_SESSION['cdm']['taxonomictree_uuid'])) {
1098
    return $_SESSION['cdm']['taxonomictree_uuid'];
1099
  }
1100
  else {
1101
    return variable_get(CDM_TAXONOMICTREE_UUID, FALSE);
1102
  }
1103
}
1104

    
1105
/*
1106
 function cdm_dataportal_session_clear($cdm_ws_uri_update = FALSE){
1107
 $_SESSION['cdm'] = NULL;
1108
 if(is_string($cdm_ws_uri_update)){
1109
 $_SESSION['cdm'] = array('ws_uri'=>$cdm_ws_uri_update);
1110
 }
1111
 }
1112

    
1113
 function cdm_dataportal_session_validate(){
1114
 if(!isset($_SESSION['cdm']['ws_uri'])){
1115
 $_SESSION['cdm'] = array('ws_uri'=>variable_get('cdm_webservice_url', FALSE));
1116
 } else if($_SESSION['cdm']['ws_uri'] != variable_get('cdm_webservice_url', FALSE)){
1117
 cdm_dataportal_session_clear(variable_get('cdm_webservice_url', FALSE));
1118
 }
1119
 }
1120
 */
1121

    
1122
/**
1123
 * creates a  selector form for taxonomic trees.
1124
 *
1125
 * @return array
1126
 *  a drupal form array
1127
 */
1128
function cdm_taxonomictree_selector() {
1129
  _add_js_treeselector();
1130

    
1131
  $form = drupal_get_form('cdm_taxonomictree_selector_form');
1132
  return $form;
1133
}
1134

    
1135
/**
1136
 * @todo Please document this function.
1137
 * @see http://drupal.org/node/1354
1138
 *
1139
 * @deprecated use compose_classification_selector instead
1140
 */
1141
function cdm_taxonomictree_selector_form($form, &$form_state) {
1142

    
1143
  $url = url('cdm_api/setvalue/session', array('query' => NULL));
1144
  $form['#action'] = $url;
1145

    
1146
  $form['var'] = array(
1147
    '#weight' => -3,
1148
    '#type' => 'hidden',
1149
    '#value' => '[cdm][taxonomictree_uuid]',
1150
  );
1151

    
1152
  $destination_array = drupal_get_destination();
1153
  $destination = $destination_array['destination'];
1154

    
1155
  $form['destination'] = array(
1156
    '#weight' => -3,
1157
    '#type' => 'hidden',
1158
    '#value' =>  $destination,
1159
  );
1160

    
1161
  $options = cdm_get_taxontrees_as_options();
1162
  $taxontree_includes = variable_get(CDM_TAXONTREE_INCLUDES, null);
1163
  if($taxontree_includes){
1164
    $filtered_options = array();
1165
    foreach($options as $uuid=>$label){
1166
      if(!empty($taxontree_includes[$uuid])){
1167
        $filtered_options[$uuid] = $label;
1168
      }
1169
    }
1170
    $options = $filtered_options;
1171
  }
1172

    
1173
  $form['val'] = array(
1174
    '#type' => 'select',
1175
    '#title' => t('Available classifications'),
1176
    '#default_value' => get_current_classification_uuid(),
1177
    '#options' => $options,
1178
    '#attributes' => array('class' => array('highlite-first-child')),
1179
  );
1180

    
1181
  return $form;
1182

    
1183
}
1184

    
1185
/**
1186
 *
1187
 * @ingroup compose
1188
 */
1189
function compose_classification_selector() {
1190

    
1191
  $destination_array = drupal_get_destination();
1192
  $destination = $destination_array['destination'];
1193

    
1194
  $options = cdm_get_taxontrees_as_options();
1195
  $items = array();
1196
  $taxontree_includes = variable_get(CDM_TAXONTREE_INCLUDES, null);
1197

    
1198
  $current_classification_uuid = get_current_classification_uuid();
1199

    
1200

    
1201
  foreach($options as $uuid=>$label){
1202
    if(!$taxontree_includes || !empty($taxontree_includes[$uuid])){
1203

    
1204
      $class_attributes = '';
1205
      if($current_classification_uuid == $uuid){
1206
        $class_attributes  = array('focused');
1207
      }
1208
      $items[] = array(
1209
        'data' => l($label,
1210
          'cdm_api/setvalue/session',
1211
          array(
1212
            'query' => array(
1213
              'destination' => $destination,
1214
              'val' => $uuid,
1215
              'var' => '[cdm][taxonomictree_uuid]'
1216
            ),
1217
          )
1218
        ),
1219
        'class' => $class_attributes
1220
      );
1221
    }
1222
  }
1223

    
1224
  $render_array = array(
1225
    '#theme' => 'item_list',
1226
    '#type' => 'ul',
1227
    '#items' => $items
1228
  );
1229

    
1230
  return $render_array;
1231
}
1232

    
1233

    
1234
/* UNREACHABLE since action of form directly links to view.
1235
 function cdm_dataportal_search_taxon_form_submit($form_id, $form_values) {
1236

    
1237
 $_SESSION['cdm']['search'] = $form_values;
1238
 //return '/cdm_dataportal/search/taxon/'.$form_values['queryString'].'/'.($form_values['vernacular']?'1':'0').'/'.$form_values['language'];
1239
 return '/cdm_dataportal/search/taxon/'.$form_values['queryString'].'/'.($form_values['onlyAccepted']?'1':'0');
1240
 //$paramstr = compose_url_prameterstr($form_values);
1241
 //return url('/cdm_dataportal/search/taxon/', array('query' => $paramstr));
1242
 }
1243
 */
1244
/* ====================== menu callback functions ====================== */
1245
/**
1246
 * @todo Please document this function.
1247
 * @see http://drupal.org/node/1354
1248
 */
1249
/*
1250
function cdm_dataportal_form_alter(&$form, &$form_state, $form_id) {
1251
  static $comment_node_disabled =  0;
1252
  static $comment_node_read_only =  1;
1253
  static $comment_node_read_write =  2;
1254

    
1255
  if ($form_id == 'node_type_form'
1256
   && isset($form['identity']['type'])
1257
   && array_key_exists($form['#node_type']->type, cdm_get_nodetypes())
1258
  ) {
1259
    $form['workflow']['comment'] = array(
1260
      '#type' => 'radios',
1261
      '#title' => t('Default comment setting'),
1262
      '#default_value' => variable_get('comment__' . $node->type . $form['#node_type']->type, $comment_node_disabled),
1263
      '#options' => array(t('Disabled'), t('Read only'), t('Read/Write')),
1264
      '#description' => t('Users with the <em>administer comments</em> permission will be able to override this setting.'),
1265
    );
1266
  }
1267
}
1268
*/
1269

    
1270
/**
1271
 * Displays a list of the known taxonomic names.
1272
 *
1273
 * When the list of taxonomic names is displayed, long lists are split up into
1274
 * multiple pages.
1275
 *
1276
 * TODO: Parameters are still preliminary.
1277
 *
1278
 * @param string $beginsWith
1279
 * @param string $page
1280
 *   Page number to diplay defaults to page 1.
1281
 * @param bool $onlyAccepted
1282
 */
1283
function cdm_dataportal_view_names($beginsWith = 'A', $page = 1, $onlyAccepted = FALSE) {
1284

    
1285
  $out = t('<h3>Sorry, the name list feature is not yet available in this version of the DataPortal software<h3>');
1286

    
1287
  /*
1288
  // FIXME the filter for accepted names will be a form element, thus this
1289
  // widget should be generated via form api preferably as block.
1290
  $out  = theme('cdm_dataportal_widget_filter_accepted', $onlyAccepted);
1291
  $out .= theme('cdm_dataportal_widget_names_list', $names, $page);
1292
  $out .= theme('cdm_listof_taxa', $taxonPager);
1293
  return $out;
1294
  */
1295
}
1296

    
1297
/**
1298
 * @todo Please document this function.
1299
 * @see http://drupal.org/node/1354
1300
 * @throws Exception
1301
 */
1302
function cdm_dataportal_view_reference($uuid, $arg2 = NULL) {
1303

    
1304
  cdm_check_valid_portal_page();
1305

    
1306
  return compose_cdm_reference_page($uuid);
1307
}
1308

    
1309
/**
1310
 * Creates a view on a all references contained in the portal.
1311
 *
1312
 * This function is used at the path cdm_dataportal/reference/list
1313
 */
1314
function cdm_dataportal_view_reference_list($pageNumber) {
1315
  $referencePager = cdm_ws_page(CDM_WS_REFERENCE, variable_get(CDM_SEARCH_RESULT_PAGE_SIZE, CDM_SEARCH_RESULT_PAGE_SIZE_DEFAULT), $pageNumber);
1316
  cdm_reference_pager($referencePager, 'cdm_dataportal/reference/list/');
1317
}
1318

    
1319
/**
1320
 * @todo Please document this function.
1321
 * @see http://drupal.org/node/1354
1322
 */
1323
function cdm_dataportal_view_media($mediaUuid, $mediarepresentation_uuid = FALSE, $part = 0) {
1324

    
1325
  cdm_check_valid_portal_page();
1326

    
1327
  $media = cdm_ws_get(CDM_WS_PORTAL_MEDIA, $mediaUuid);
1328
  if (!$media) {
1329
    drupal_set_title(t('Media does not exist'), PASS_THROUGH);
1330
    return "";
1331
  }
1332
  return theme('cdm_media_page', array(
1333
    'media' => $media,
1334
    'mediarepresentation_uuid' => $mediarepresentation_uuid,
1335
    'partId' => $part,
1336
    ));
1337
}
1338

    
1339
/**
1340
 * @todo Please document this function.
1341
 * @see http://drupal.org/node/1354
1342
 */
1343
function _load_taxonBase(&$taxonBase) {
1344
  if (isset($taxonBase->uuid)) {
1345
    $taxonBase->name = cdm_ws_get(CDM_WS_TAXON, array($taxonBase->uuid, "name"));
1346
    $taxonBase->name->taggedName = cdm_ws_get(CDM_WS_NAME, array($taxonBase->name->uuid, "taggedName"));
1347
    $taxonBase->name->nomenclaturalReference = cdm_ws_get(CDM_WS_NAME, array($taxonBase->name->uuid, "nomenclaturalReference"));
1348
  }
1349
}
1350

    
1351
/**
1352
 * Loads the media associated to the given taxon from the cdm server.
1353
 * The aggregation settings regarding taxon relathionships and
1354
 * taxonnomic childen are taken into account.
1355
 *
1356
 * The media lists are cached in a static variable.
1357
 *
1358
 * @param Taxon $taxon
1359
 *   A CDM Taxon entity
1360
 *
1361
 * @return array
1362
 *   An array of CDM Media entities
1363
 *
1364
 */
1365
  function _load_media_for_taxon($taxon) {
1366

    
1367
  static $media = NULL;
1368

    
1369
  if(!isset($media)) {
1370
    $media = array();
1371
  }
1372
  if (!isset($media[$taxon->uuid])) {
1373

    
1374

    
1375
    $mediaQueryParameters = taxon_media_query_parameters();
1376

    
1377
    $ws_endpoint = NULL;
1378
    if ( $mediaQueryParameters['includeTaxonomicChildren']) {
1379
      $ws_endpoint = CDM_WS_PORTAL_TAXON_SUBTREE_MEDIA;
1380
    } else {
1381
      $ws_endpoint = CDM_WS_PORTAL_TAXON_MEDIA;
1382
    }
1383
    // this parameter is not yet used by the CDM_WS_PORTAL_TAXON_*MEDIA
1384
    // services
1385
    unset($mediaQueryParameters['includeTaxonomicChildren']);
1386

    
1387
    $media[$taxon->uuid] = cdm_ws_get($ws_endpoint,
1388
        array(
1389
            $taxon->uuid,
1390
        ),
1391
        queryString($mediaQueryParameters)
1392
       );
1393
  }
1394

    
1395
  return $media[$taxon->uuid];
1396
}
1397

    
1398
/**
1399
 *
1400
 * @param Taxon $taxon
1401
 *   A CDM Taxon entitiy
1402
 *
1403
 * @return array
1404
 *   An array of CDM SpecimenOrObservation entities
1405
 *
1406
function _load_occurences_for_taxon($taxon){
1407

    
1408
  static $occurences = NULL;
1409

    
1410
  if(!isset($occurences)) {
1411
    $occurences = array();
1412
  }
1413

    
1414
  if (!isset($occurences[$taxon->uuid])){
1415

    
1416
    $relationship_choice = variable_get(CDM_AGGREGATE_BY_TAXON_RELATIONSHIPS, unserialize(CDM_AGGREGATE_BY_TAXON_RELATIONSHIPS_DEFAULT));
1417
    $relationship_choice['direct'] = get_selection($relationship_choice['direct']);
1418
    $relationship_choice['invers'] = get_selection($relationship_choice['invers']);
1419

    
1420
    $by_associatedtaxon_query = http_build_query(array(
1421
        'relationshipsInvers' => implode(',', $relationship_choice['invers']),
1422
        'relationships' => implode(',', $relationship_choice['direct']),
1423
        'pageSize' => null // all hits in one page
1424
    )
1425
    );
1426

    
1427
    $pager = cdm_ws_get(CDM_WS_OCCURRENCE_BY_ASSOCIATEDTAXON,
1428
        null,
1429
        $by_associatedtaxon_query . '&taxonUuid=' . $taxon->uuid
1430
    );
1431

    
1432

    
1433
    if(isset($pager->records[0])){
1434
      $occurences[$taxon->uuid] =  $pager->records;
1435
    }
1436
  }
1437
  return $occurences[$taxon->uuid];
1438
}
1439
 */
1440

    
1441
/**
1442
 * Gets a Drupal variable, string or array and returns it.
1443
 *
1444
 * Similar to the variable_get() function of Drupal, except that this function
1445
 * is able to handle arrays correctly. This function is especially useful
1446
 * when dealing with collections of settings form elements (#tree = TRUE).
1447
 *
1448
 * @param string $variableKey
1449
 *   The Unique key of the Drupal variable in the Drupal variables table.
1450
 * @param string $defaultValueString
1451
 *   A string as for example derived from a CONSTANT.
1452
 *
1453
 * @return mixed
1454
 *   usually an array, depending on the nature of the variable.
1455
 *
1456
 * TODO compare with get_array_variable_merged() duplicate functions?
1457
 * @deprecated rather use get_array_variable_merged() since this function
1458
 * used an array as second parameter
1459
 */
1460
function mixed_variable_get($variableKey, $defaultValueString) {
1461
  $systemDefaults = unserialize($defaultValueString);
1462
  $storedSettings = variable_get($variableKey, array());
1463
  if (is_array($storedSettings)) {
1464
    // TODO better use drupal_array_merge_deep() ?
1465
    $settings = array_merge($systemDefaults, $storedSettings);
1466
  }
1467
  else {
1468
    $settings = $systemDefaults;
1469
  }
1470
  return $settings;
1471
}
1472

    
1473
/**
1474
 * Recursive function to convert an object into an array.
1475
 * also subordinate objects will be converted.
1476
 *
1477
 * @param object $object
1478
 *  the object to be converted
1479
 * @return array
1480
 *  The array
1481
 */
1482
function object_to_array($object) {
1483
  if(is_object($object) || is_array($object)) {
1484
    $array = (array)$object;
1485
    foreach ($array as $key=>$value){
1486
      $array[$key] = object_to_array($value);
1487
    }
1488
    return $array;
1489
  } else {
1490
    return $object;
1491
  }
1492
}
1493

    
1494
/**
1495
 * Searches the $collection for the cdm entitiy given as $element.
1496
 *
1497
 * The elements are compared by their UUID.
1498
 *
1499
 * @param $element
1500
 *  the CDM entitiy to search for
1501
 * @param $collection
1502
 *  the list of CDM entities to search in
1503
 *
1504
 * @return boolean TRUE if the $collection contains the $element, otheriwse FALSE
1505
 *
1506
 */
1507
function contains_cdm_entitiy($element, $collection) {
1508
  $result = FALSE;
1509
  foreach ($collection as $a) {
1510
    if ($a->uuid == $element->uuid) {
1511
      $result = TRUE;
1512
    }
1513
  }
1514
  return $result;
1515
}
1516

    
1517
/**
1518
 * Filters the array $entity_list of CDM entities by the list
1519
 * of $excludes. Any element contained in the $excludes will be removed
1520
 * from included int the returned list.
1521
 *
1522
 * If the $entity_list is not an array the $excludes will be returned.
1523
 */
1524
function filter_cdm_entity_list($entity_list, $excludes) {
1525
  if (is_array($entity_list)) {
1526
    $result = $entity_list;
1527
    if ($excludes) {
1528
      foreach ($excludes as $exclude) {
1529
        if (!contains_cdm_entitiy($exclude, $entity_list)) {
1530
          $result[] = $exclude;
1531
        }
1532
      }
1533
    }
1534
  }
1535
  else {
1536
    $result = $excludes;
1537
  }
1538
  return $result;
1539
}
1540

    
1541
/**
1542
 * Wraps the given $html string into a render array suitable for drupal_render()
1543
 *
1544
 * @param $html
1545
 *   the html string, see
1546
 *   http://api.drupal.org/api/drupal/developer!topics!forms_api_reference.html/7#markup
1547
 * @param $weight
1548
 *   A positive or negative number (integer or decimal).
1549
 *   see http://api.drupal.org/api/drupal/developer!topics!forms_api_reference.html/7#weightval
1550
 * @param $prefix
1551
 *   Optional markup for the '#prefix' element of the render array
1552
 * @param $suffix
1553
 *   Optional markup for the '#suffix' element of the render array
1554
 *
1555
 * @return array
1556
 *   A render array
1557
 *
1558
 */
1559
function markup_to_render_array($html, $weight = FALSE, $prefix = NULL, $suffix = NULL) {
1560
  $render_array = array(
1561
    '#markup' => $html
1562
      );
1563
  if (is_numeric($weight)) {
1564
    $render_array['#weight'] = $weight;
1565
  }
1566
  if($prefix){
1567
    $render_array['#prefix'] = $prefix;
1568
  }
1569
  if($suffix) {
1570
    $render_array['#suffix'] = $suffix;
1571
  }
1572
  return $render_array;
1573
}
1574

    
1575
/**
1576
 * Loads the subgraph of a given PolytomousKeyNode.
1577
 *
1578
 * Loads the subgraph of the given PolytomousKeyNode recursively from
1579
 * the CDM REST service.
1580
 *
1581
 * @param mixed $polytomousKeyNode
1582
 *   PolytomousKeyNode passed by reference.
1583
 *
1584
 * @return void
1585
 */
1586
function _load_polytomousKeySubGraph(&$polytomousKeyNode) {
1587

    
1588
  if (!$polytomousKeyNode) {
1589
    return;
1590
  }
1591
  if ($polytomousKeyNode->class != "PolytomousKeyNode") {
1592
    drupal_set_message('_load_polytomousKeySubGraph(): ' . t('invalid type given.'), 'error');
1593
    return;
1594
  }
1595
  if (!is_uuid($polytomousKeyNode->uuid)) {
1596
    drupal_set_message('_load_polytomousKeySubGraph(): ' . t('invalid type given.'), 'error');
1597
    return;
1598
  }
1599

    
1600
  $polytomousKeyNode = cdm_ws_get(CDM_WS_POLYTOMOUSKEY_NODE, $polytomousKeyNode->uuid);
1601

    
1602
  if (!$polytomousKeyNode) {
1603
    // drupal_set_message("_load_polytomousKeyChildNodes() : could not load polytomousKeyNode", "error");
1604
    return;
1605
  }
1606

    
1607
  // Load children.
1608
  foreach ($polytomousKeyNode->children as &$childNode) {
1609
    _load_polytomousKeySubGraph($childNode);
1610
  }
1611

    
1612
  // Load subkey.
1613
  $polytomousKeyNode->subkey = cdm_ws_get(CDM_WS_POLYTOMOUSKEY_NODE, array($polytomousKeyNode->uuid, "subkey"));
1614

    
1615
  // Load taxon.
1616
  $polytomousKeyNode->taxon = cdm_ws_get(CDM_WS_POLYTOMOUSKEY_NODE, array($polytomousKeyNode->uuid, "taxon"));
1617
  _load_taxonBase($polytomousKeyNode->taxon);
1618
  return;
1619
}
1620

    
1621
/**
1622
 * @todo Please document this function.
1623
 * @see http://drupal.org/node/1354
1624
 */
1625
function cdm_dataportal_view_polytomousKey($polytomousKeyUuid) {
1626

    
1627
  cdm_check_valid_portal_page();
1628

    
1629
  $polytomousKey = cdm_ws_get(CDM_WS_POLYTOMOUSKEY, $polytomousKeyUuid);
1630
  if (!$polytomousKey) {
1631
    drupal_set_title(t('Polytomous key does not exist'), PASS_THROUGH);
1632
    return "";
1633
  }
1634

    
1635
  $sourcePager = cdm_ws_get(CDM_WS_POLYTOMOUSKEY, array($polytomousKeyUuid, 'sources'));
1636
  if (is_array($sourcePager->records)) {
1637
    $polytomousKey->sources = $sourcePager->records;
1638
    // $polytomousKey->sources->citation = cdm_ws_get(CDM_WS_POLYTOMOUSKEY, array($polytomousKeyUuid, 'sources'));
1639
  }
1640

    
1641
  $annotationPager = cdm_ws_get(CDM_WS_POLYTOMOUSKEY, array($polytomousKeyUuid, 'annotations'));
1642
  if (is_array($annotationPager->records)) {
1643
    $polytomousKey->annotations = $annotationPager->records;
1644
  }
1645

    
1646
  _load_polytomousKeySubGraph($polytomousKey->root);
1647
  return theme('cdm_polytomousKey_page', array('polytomousKey' => $polytomousKey));
1648
}
1649

    
1650
/**
1651
 * Creates a taxon page view or a chapter of it.
1652
 *
1653
 * The taxon page gives detailed information on a taxon, it shows:
1654
 *  - Taxon name.
1655
 *  - Full list of synonyms homotypic synonyms on top, followed by the
1656
 *    heterotypic and finally followed by misapplied names.
1657
 *    The list is ordered historically.
1658
 *  - All description associated with the taxon.
1659
 *
1660
 * @param string $uuid
1661
 * @param string $chapter
1662
 *   Name of the part to display, valid values are:
1663
 *   'description', 'images', 'synonymy', 'specimens', 'all'.
1664
 *
1665
 * @return string
1666
 */
1667
function cdm_dataportal_taxon_page_view($uuid, $chapter = 'all') {
1668

    
1669
  cdm_check_valid_taxon_page($chapter);
1670
  cdm_dd("START OF TAXON PAGE [" . $chapter . "] " . $uuid . ' for ' . $_GET['q']);
1671

    
1672

    
1673
  // Display the page for the taxon defined by $uuid.
1674
  // set_last_taxon_page_tab(arg(3));
1675
  $taxonpage = cdm_dataportal_taxon_view($uuid, $chapter);
1676
  if (!empty($taxonpage)) {
1677
    cdm_dd("END OF TAXON PAGE [" . $chapter . "] " . $uuid);
1678
    return cdm_node_show(NODETYPE_TAXON, $uuid, $taxonpage->title, $taxonpage->content);
1679
  }
1680
  else {
1681
    cdm_dd("END OF TAXON PAGE [" . $chapter . "] " . $uuid . ' !!! PAGE IS EMPTY !!!');
1682
    return '';
1683
  }
1684
}
1685

    
1686
/**
1687
 * This function will generate the taxon page part ($chapter) and returns a taxonpage object
1688
 * which has two fields, one for the page title and one for the content. Later on in the
1689
 * process chain the value contained in these fields will be passed to the cdm_node_show()
1690
 * function as the function parameters $title and $content.
1691
 *
1692
 * @param string $uuid
1693
 *   the uuid of the taxon to show
1694
 * @param string $chapter
1695
 *   Name of the part to display, valid values are:
1696
 *   'description', 'images', 'synonymy', 'all'.
1697
 *
1698
 * @return object with the following fields:
1699
 *   - title : the title of the page
1700
 *   - content: the content of the page
1701
 *
1702
 * @throws Exception
1703
 *
1704
 */
1705
function cdm_dataportal_taxon_view($uuid, $chapter = 'all') {
1706
  // Taxon object.
1707
  $taxon = cdm_ws_get(CDM_WS_PORTAL_TAXON, $uuid);
1708
  if (empty($taxon)) {
1709
    drupal_set_title(t('Taxon does not exist'), PASS_THROUGH);
1710
    return null;
1711
  }
1712
  $taxonpage = new stdClass();
1713

    
1714
  $taxonpage->title = theme('cdm_taxon_page_title', array(
1715
    'taxon' => $taxon
1716
  ));
1717

    
1718
  // Check if the taxon id contained in the currently selected tree.
1719
  $taxon_in_current_classification = taxon_in_current_classification($uuid);
1720

    
1721
  if (!$taxon_in_current_classification) {
1722
    $classifications = get_classifications_for_taxon($taxon);
1723
    RenderHints::pushToRenderStack('not_in_current_classification');
1724
    RenderHints::setFootnoteListKey('not_in_current_classification');
1725
    FootnoteManager::blockFootnotesFor('not_in_current_classification');
1726
    $taxon_name_markup = render_taxon_or_name($taxon);
1727
    FootnoteManager::unblockFootnotesFor('not_in_current_classification');
1728
    RenderHints::clearFootnoteListKey();
1729

    
1730
    if (count($classifications) == 0) {
1731
      drupal_set_message(t('This concept of the taxon !taxonname is not contained as an accepted taxon in the currently chosen classification.',
1732
        array(
1733
        '!taxonname' => $taxon_name_markup,
1734
        )
1735
      ), 'warning');
1736
    }
1737
    else {
1738
      $trees = '';
1739
      foreach ($classifications as $classification) {
1740
        if (isset($classification->titleCache)) {
1741
          $trees .= ($trees ? ', ' : '') . '<strong>' . $classification->titleCache . '</strong>';
1742
        }
1743
      }
1744

    
1745
      drupal_set_message(format_plural(count($trees),
1746
          'This concept of the taxon !taxonname is not contained as an accepted taxon in the currently chosen classification, but in this one: !trees',
1747
          'This concept of the taxon !taxonname is not contained as an accepted taxon in the currently chosen classification, but in one of these: !trees',
1748
          array('!taxonname' => $taxon_name_markup, '!trees' => $trees)
1749
        ) ,
1750
        'warning');
1751
    }
1752
    RenderHints::popFromRenderStack();
1753
  }
1754

    
1755
  // Render the taxon page.
1756
  $render_array = compose_cdm_taxon_page($taxon, $chapter);
1757
  $taxonpage->content = drupal_render($render_array);
1758

    
1759
  return $taxonpage;
1760
}
1761

    
1762

    
1763
function cdm_dataportal_specimen_by_accession_number_page_view($accession_number)
1764
{
1765
  cdm_check_valid_portal_page();
1766

    
1767
  $specimenpage = specimen_by_accession_number_view($accession_number);
1768

    
1769
  if (!empty($specimenpage)) {
1770
    return cdm_node_show_simulate($specimenpage->content);
1771
  }
1772
  else {
1773
    return '';
1774
  }
1775

    
1776

    
1777
}
1778

    
1779
/**
1780
 * Creates a specimen page view.
1781
 * @param string $uuid the UUID of the specimen
1782
 * @return array|string
1783
 */
1784
function cdm_dataportal_specimen_page_view($uuid) {
1785

    
1786
    cdm_check_valid_portal_page();
1787
    $specimenpage = cdm_dataportal_specimen_view($uuid);
1788
    if (!empty($specimenpage)) {
1789
        return cdm_node_show_simulate($specimenpage->content);
1790
    }
1791
    else {
1792
        return '';
1793
    }
1794
}
1795

    
1796

    
1797
/**
1798
 * Creates a specimen page view.
1799
 * @param string $uuid the UUID of the specimen
1800
 * @return object
1801
 *  The page object with the following fields:
1802
 *   - 'title': the page title
1803
 *   - 'content' : the page content rendered as markup
1804
 */
1805
function specimen_by_accession_number_view($accession_number = null) {
1806

    
1807
  $field_unit_dto = cdm_ws_get(CDM_WS_OCCURRENCE_ACCESSION_NUMBER, null, 'accessionNumber=' . $accession_number);
1808

    
1809
  // Display the page for the specimen defined by $uuid.
1810
  if (isset($field_unit_dto)){
1811
    $dto_array = array($field_unit_dto);
1812
    $specimen_array = specimen_render_array_items($dto_array);
1813
    $specimen_table = array(
1814
      '#theme' => 'table',
1815
      '#weight' => 2,
1816
      // prefix attributes and rows with '#' to let it pass toF the theme function,
1817
      // otherwise it is handled as child render array
1818
      '#attributes' => array('class' => 'specimens'),
1819
      '#rows' => array(),
1820
      '#prefix' => '<div id="specimens">',
1821
      '#suffix' => '</div>',
1822
    );
1823
    foreach($specimen_array as $value){
1824
      $renderArray = array(
1825
        '#theme' => 'item_list',
1826
        '#items' => array($value),
1827
        '#type' => 'ul');
1828
      $output = drupal_render($renderArray);
1829
      $specimen_table['#rows'][] = array(
1830
        // An array of table rows. Every row is an array of cells, or an associative array
1831
        'data' => array($output),
1832
        'class' =>  array(
1833
          'descriptionElement',
1834
          'descriptionElement_IndividualsAssociation'
1835
        ),
1836
      );
1837

    
1838

    
1839
    }
1840
    $specimenpage = new stdClass();
1841

    
1842
    $specimenpage->title = theme('theme_cdm_specimen_dto_page_title', array(
1843
      'specimen' => $field_unit_dto
1844
    ));
1845

    
1846
     $render_array['markup'] = $specimen_table;
1847
     $specimenpage->content = drupal_render($render_array);
1848
  }
1849

    
1850
  return $specimenpage;
1851
}
1852

    
1853

    
1854
/**
1855
 *
1856
 * Creates a specimen view.
1857
 * @param string $uuid the UUID of the specimen
1858
 * @return object
1859
 *    Page object with the fields
1860
 *    - title
1861
 *    - content
1862
 */
1863
function cdm_dataportal_specimen_view($uuid) {
1864
    //TODO: get the derivateDTO and don't call the webservice a second time in compose_cdm_specimen_page
1865
    $specimen = cdm_ws_get(CDM_WS_PORTAL_OCCURRENCE, $uuid);
1866
    if (empty($specimen)) {
1867
        drupal_set_title(t('Specimen does not exist'), PASS_THROUGH);
1868
        return FALSE;
1869
    }
1870
    $specimenpage = new stdClass();
1871

    
1872
    $specimenpage->title = specimen_page_title($specimen);
1873

    
1874
    // Render the specimen page.
1875
    $render_array = compose_cdm_specimen_page($specimen);
1876
    $specimenpage->content = drupal_render($render_array);
1877

    
1878
    return $specimenpage;
1879
}
1880

    
1881
/**
1882
 *
1883
 * Creates a description view.
1884
 *
1885
 * @param string $uuid the UUID of the description
1886
 * @param null $descriptive_dataset_uuid the uuid of the data set which defines
1887
 * the display of the description detail page
1888
 *
1889
 * @return object Page object with the fields
1890
 * Page object with the fields
1891
 * - title
1892
 * - content
1893
 */
1894
function cdm_dataportal_description_view($uuid, $descriptive_dataset_uuid = NULL) {
1895
    $description = cdm_ws_get(CDM_WS_PORTAL_DESCRIPTION, $uuid);
1896
    $description_page = new stdClass();
1897
    if (empty($description)) {
1898
      $description_page->title = t('Description does not exist');
1899
      drupal_set_title($description_page->title, PASS_THROUGH); // not necessary if correctly implemented as drupal node
1900
      $description_page->content = "";
1901

    
1902
    } else {
1903
      $description_page->title = $description->titleCache;
1904
      drupal_set_title($description_page->title); // not necessary if correctly implemented as drupal node
1905

    
1906
      // Render the description page.
1907
      $render_array = compose_description_table($description->uuid, $descriptive_dataset_uuid);
1908
      if($render_array['title']){
1909
        $page_title = strip_tags($render_array['title']['#markup']);
1910
        drupal_set_title($page_title);
1911
        unset($render_array['title']);
1912
      }
1913
      $description_page->content = drupal_render($render_array);
1914
    }
1915

    
1916
    return $description_page;
1917
}
1918

    
1919
function cdm_dataportal_description_page_view($uuid, $descriptive_dataset_uuid = NULL) {
1920

    
1921
  cdm_check_valid_portal_page();
1922
  $descriptionpage = cdm_dataportal_description_view($uuid, $descriptive_dataset_uuid);
1923
  if (!empty($descriptionpage)) {
1924
    return cdm_node_show_simulate($descriptionpage->content);
1925
  }
1926
  else {
1927
    return NULL;
1928
  }
1929
}
1930

    
1931
/**
1932
 *
1933
 * Creates a named area view.
1934
 * @param string $uuid the UUID of the specimen
1935
 *  * @return object
1936
 *   An object with two fields:
1937
 *     - title: the page title
1938
 *     - content: the page content
1939
 */
1940

    
1941
function cdm_dataportal_named_area_view($uuid) {
1942
  $named_area = cdm_ws_get(CDM_WS_PORTAL_TERM, $uuid);
1943
  if (empty($named_area) || $named_area->class !== 'NamedArea') {
1944
    drupal_set_title(t('Named area does not exist'), PASS_THROUGH);
1945
    return null;
1946
  }
1947
  $named_area_page = new stdClass();
1948

    
1949
  $named_area_page->title = $named_area->representation_L10n;
1950

    
1951
  // Render the specimen page.
1952
  $render_array = compose_cdm_named_area_page($uuid);
1953
  $named_area_page->content = drupal_render($render_array);
1954

    
1955
  return $named_area_page;
1956
}
1957

    
1958
function cdm_dataportal_named_area_page_view($uuid) {
1959

    
1960
  cdm_check_valid_portal_page();
1961

    
1962
  $named_area_page = cdm_dataportal_named_area_view($uuid);
1963
  if (!empty($named_area_page)) {
1964
    return cdm_node_show(NODETYPE_NAME, $uuid, $named_area_page->title, $named_area_page->content);
1965
  }
1966
  else {
1967
    return '';
1968
  }
1969

    
1970

    
1971
}
1972

    
1973
/**
1974
 * Returns a name page as a Drupal node ready to be renderized by Drupal.
1975
 *
1976
 * The node page shows the taxon name title and the list of taxon related
1977
 * with such taxon. Name on the tree already in use.
1978
 *
1979
 * @param string $taxon_name_uuid
1980
 *   The uuid of the CDM TaxonName to show a name page for
1981
 * @param string $taxon_to_hide_uuid
1982
 *   A taxon which should not be displayed in the taxon list
1983
 * @param $redirect_to_taxon
1984
 *   Automatically redirect to the related taxon if there is only one
1985
 *   accepted taxon for this name.
1986
 * @param string $highlite_synonym_uuid
1987
 *   Optinal parameter wich takes another taxon uuid, if given the
1988
 *   target taxon pages will show the syonymy tab where the taxon
1989
 *   refenrenced by the $highlite_synonym_uuid will be highlighted
1990
 *   in case it is found on this page.
1991
 *
1992
 * @return mixed
1993
 *   The formatted name page as node.
1994
 */
1995
function cdm_dataportal_name_page_view($taxon_name_uuid, $taxon_to_hide_uuid, $synonym_uuid = NULL, $redirect_to_taxon = false) {
1996

    
1997
  cdm_check_valid_portal_page();
1998

    
1999
  $taxonname_page = cdm_dataportal_name_view(
2000
    is_uuid($taxon_name_uuid) ? $taxon_name_uuid : null,
2001
    is_uuid($taxon_to_hide_uuid) ? $taxon_to_hide_uuid : null,
2002
    $redirect_to_taxon == 'redirect_to_taxon',
2003
    is_uuid($synonym_uuid) ? $synonym_uuid : null);
2004
  if (!empty($taxonname_page)) {
2005
    return cdm_node_show(NODETYPE_NAME, $taxon_name_uuid, $taxonname_page->title, $taxonname_page->content);
2006
  }
2007
  else {
2008
    return '';
2009
  }
2010
}
2011

    
2012
/**
2013
 * View function for a TaxonName page.
2014
 *
2015
 * The name page lists all taxa for which the name specified by the
2016
 * $taxon_name_uuid is being used. I case there is only one name the
2017
 * page automatically redirects ti the according taxon page. Otherwise
2018
 * the list of names is displayed.
2019
 *
2020
 * The parameter $taxon_to_hide_uuid allows to exclude a taxon from the
2021
 * list of taxa. This is useful for example when referencing from a taxon
2022
 * to the name page and the referring taxon should not be repeaded in the
2023
 * name page.
2024
 *
2025
 *
2026
 * @param string $taxon_name_uuid
2027
 *   The uuid of the CDM TaxonName to show a name page for
2028
 * @param string $taxon_to_hide_uuid
2029
 *   A taxon which should not be displayed in the taxon list
2030
 * @param $redirect_to_taxon
2031
 *   Automatically redirect to the related taxon if there is only one
2032
 *   accepted taxon for this name.
2033
 * @param string $highlite_synonym_uuid
2034
 *   Optional parameter which takes another taxon uuid, if given the
2035
 *   target taxon pages will show the synonymy tab where the taxon
2036
 *   referenced by the $highlite_synonym_uuid will be highlighted
2037
 *   in case it is found on this page.
2038
 *
2039
 * @return object|boolean
2040
 *   An object with two fields:
2041
 *     - title: the page title
2042
 *     - content: the page content
2043
 *   or FALSE
2044
 *
2045
 */
2046
function cdm_dataportal_name_view($taxon_name_uuid, $taxon_to_hide_uuid, $redirect_to_taxon, $highlite_synonym_uuid = NULL) {
2047
  // Getting the full taxonname object from the server.
2048
  $taxon_name = cdm_ws_get(CDM_WS_PORTAL_NAME, array($taxon_name_uuid));
2049
  if (!$taxon_name) {
2050
    drupal_set_title(t('Taxon name does not exist'), PASS_THROUGH);
2051
    return FALSE;
2052
  }
2053
  cdm_load_tagged_full_title($taxon_name);
2054
  // Searching for all the taxa connected with the taxon name on the tree
2055
  // in use.
2056
  $name = cdm_ws_get(CDM_WS_NAME, array($taxon_name_uuid));
2057
  $restrictions = array(new Restriction("name.titleCache","EXACT", array($name->titleCache), 'AND'));
2058
  $init_strategy = array(
2059
    "name.titleCache",
2060
    "name.nomenclaturalReference.authorship",
2061
    "name.nomenclaturalReference.inReference.authorship",
2062
    "name.nomenclaturalReference.inReference.inReference.authorship",
2063
    "name.nomenclaturalReference.inReference.inReference.inReference.authorship"
2064
  );
2065
  $taxa = cdm_ws_fetch_all_by_restriction("Taxon", NULL, $restrictions, $init_strategy);
2066

    
2067
  // Removing the name where we came from.
2068
  foreach ($taxa as $k => &$taxon) {
2069
    if ($taxon->uuid == $taxon_to_hide_uuid) {
2070
      unset($taxa[$k]);
2071
    }
2072
  }
2073
  // Show the taxa list or go to the singular taxon.
2074
  if (sizeof($taxa) == 1 && $redirect_to_taxon) {
2075
    // redirect to the taxon if there is only one.
2076
    $singleTaxon = array_pop($taxa);
2077
    if ($singleTaxon->class != "Taxon") {
2078
      // It is a Synonym -> look for the accepted.
2079
      $accepted_taxon = cdm_ws_get(CDM_WS_PORTAL_TAXON_ACCEPTED, array($singleTaxon->uuid), 'classificationFilter=' . get_current_classification_uuid());
2080
      if (!empty($highlite_synonym_uuid)) {
2081
        drupal_goto('cdm_dataportal/taxon/' . $accepted_taxon->uuid . '/synonymy', array('query' => array('highlite' => $highlite_synonym_uuid)));
2082
      }
2083
      else {
2084
        drupal_goto('cdm_dataportal/taxon/' . $accepted_taxon->uuid . '/synonymy', array('query' => array('highlite' => $singleTaxon->uuid)));
2085
      }
2086
    }
2087
    else {
2088
      // It is an accepted taxon.
2089
      if (!empty($highlite_synonym_uuid)) {
2090
        drupal_goto('cdm_dataportal/taxon/' . $singleTaxon->uuid . '/synonymy', array('query' => array('highlite' => $highlite_synonym_uuid)));
2091
      }
2092
      else {
2093
        drupal_goto('cdm_dataportal/taxon/' . $singleTaxon->uuid);
2094
      }
2095
    }
2096
  }
2097
  else {
2098
    // display the name page content
2099
    $taxon_name_page = new stdClass();
2100
    $taxon_name_page->title = theme('cdm_name_page_title', array('taxon_name' => $taxon_name));
2101
    $content = array();
2102

    
2103
    RenderHints::pushToRenderStack('name_page');
2104
    RenderHints::setFootnoteListKey('name_page');
2105
    $content['taxon_name'] = markup_to_render_array(render_taxon_or_name($taxon_name), null, '<div class="name-page-name">', '</div>');
2106

    
2107

    
2108
    // name relationships
2109
    $name_relations = cdm_ws_fetch_all(str_replace("$0", $taxon_name->uuid, CDM_WS_PORTAL_NAME_NAME_RELATIONS));
2110
    if(count($name_relations) > 0){
2111
      $content['name_relationships'] = compose_name_relationships_list($name_relations, $taxon_name->uuid, null);
2112
    }
2113

    
2114
    // type designations
2115
    $type_designations_render_array = compose_type_designations($taxon_name->uuid);
2116
    $content = array_merge($content, $type_designations_render_array);
2117
    // registrations
2118
    $registrationDTOs= cdm_ws_fetch_all(CDM_WS_REGISTRATION_DTO,  array('nameUuid' => $taxon_name_uuid));
2119
    if(isset($registrationDTOs) && count($registrationDTOs ) > 0 ){
2120
      $content['registrations'][] = markup_to_render_array('<h2>' . t("Registrations") . '</h2>') ;
2121
      foreach ($registrationDTOs as $regDTO){
2122
        $content['registrations'][] = compose_registration_dto_compact($regDTO);
2123
      }
2124
    }
2125

    
2126

    
2127
    // related taxa
2128
    $show_taxa_section = variable_get(CDM_NAME_PAGE_SECTION_TAXA, CDM_NAME_PAGE_SECTION_TAXA_DEFAULT);
2129
    if($show_taxa_section){
2130
      if ($taxa) {
2131
        $content['related_taxa_header'] = markup_to_render_array("<h2>Taxa for this name</h2>");
2132
        $content['related_taxa'] = compose_list_of_taxa($taxa);
2133
      }
2134
      else {
2135
        $content['related_taxa'] = markup_to_render_array('This name is not assigned to a taxon.', null, '<div class="no-taxon-message">', '</div>');
2136
      }
2137
    }
2138

    
2139
    $content['footnotes'] = markup_to_render_array(render_footnotes());
2140

    
2141
    $taxon_name_page->content = $content;
2142
    RenderHints::popFromRenderStack();
2143
    RenderHints::clearFootnoteListKey();
2144
    return $taxon_name_page;
2145
  }
2146
}
2147

    
2148

    
2149
/**
2150
 * Returns a registration page as a Drupal node to be rendered by Drupal.
2151
 *
2152
 * @param string  $registration_identifier_encoded
2153
 *   The persistent identifier of the registration urlencoded.
2154
 * @return mixed
2155
 *   The formatted registration page as node.
2156
 */
2157
function cdm_dataportal_registration_page_view($registration_identifier_encoded) {
2158

    
2159
  cdm_check_valid_portal_page("/\/cdm_dataportal\/registration\/.*$/");
2160
  $registration_page = cdm_dataportal_registration_view($registration_identifier_encoded);
2161
  return cdm_node_show_simulate($registration_page);
2162
}
2163

    
2164
/**
2165
 * @param $registration_identifier_encoded
2166
 * @return array
2167
 *   The drupal render array for the registration view.
2168
 */
2169
function cdm_dataportal_registration_view($registration_identifier_encoded) {
2170

    
2171
  $registration_identifier = urldecode($registration_identifier_encoded);
2172

    
2173
  RenderHints::pushToRenderStack('registration_page');
2174
  RenderHints::setFootnoteListKey('registration_page');
2175

    
2176
  $render_array = array();
2177
  $registration_dto = cdm_ws_get(CDM_WS_REGISTRATION_DTO_BY_IDENTIFIER . $registration_identifier_encoded);
2178
  if($registration_dto){
2179

    
2180
    drupal_set_title(t('Registration Id:') . ' ' . $registration_identifier, PASS_THROUGH);
2181
    $render_array = compose_registration_dto_full($registration_dto, true);
2182

    
2183
  } else {
2184
    $status_text = cdm_ws_get(CDM_WS_REGISTRATION_STATUS_BY_IDENTIFIER, array($registration_identifier));
2185
    if(isset($status_text->String)) {
2186
      $status_text = strtolower($status_text->String);
2187
      if($status_text == 'preparation' || $status_text == 'curation'){
2188
        $status_text = 'in ' . $status_text;
2189
      }
2190
      drupal_set_title(t('Registration ' . $status_text), PASS_THROUGH);
2191
      //$status_message;
2192
      drupal_set_message("A registration with the identifier  " . $registration_identifier . " is " . $status_text, "status");
2193
    } else {
2194
      drupal_set_title(t('Registration not found'), PASS_THROUGH);
2195
      drupal_set_message("A registration with the identifier  " . $registration_identifier . " does not exist", "warning");
2196
    }
2197
  }
2198

    
2199
  $render_array = array(
2200
    '#prefix' => '<div id="registration">',
2201
    'registration' => $render_array,
2202
    '#suffix' => '</div>',
2203
  );
2204

    
2205
  RenderHints::popFromRenderStack();
2206
  RenderHints::clearFootnoteListKey();
2207

    
2208
  return $render_array ;
2209
}
2210

    
2211

    
2212
/**
2213
 * Creates a page with the advance search form.
2214
 *
2215
 * NOTE: The advance search form allows searching for taxa.
2216
 */
2217
function cdm_dataportal_view_search_advanced() {
2218
  drupal_set_title(t('Advanced search'), PASS_THROUGH);
2219
  return drupal_get_form('cdm_dataportal_search_taxon_form_advanced');
2220
}
2221

    
2222
/**
2223
 * Creates a page with the blast search form.
2224
 *
2225
 * NOTE: The advance search form allows searching for specimen in blast DB.
2226
 */
2227
function cdm_dataportal_view_search_blast() {
2228
    drupal_set_title(t('Blast search'), PASS_THROUGH);
2229
    return drupal_get_form('cdm_dataportal_search_blast_form');
2230
}
2231

    
2232
/**
2233
 * Creates a page with the search form for searching by taxon descriptions.
2234
 */
2235
function cdm_dataportal_view_search_taxon_by_description() {
2236
  drupal_set_title(t('Search by factual data'), PASS_THROUGH);
2237
  return drupal_get_form('cdm_dataportal_search_taxon_by_description_form');
2238
}
2239

    
2240
/**
2241
 * Executes the search and generates the result list of taxa.
2242
 */
2243
function cdm_dataportal_view_search_results_taxon() {
2244

    
2245
  $taxonPager = cdm_dataportal_search_taxon_execute();
2246

    
2247
  $showThumbnails = do_showThumbnails();
2248

    
2249
  $setSessionUri = url('cdm_api/setvalue/session', array(
2250
      'query' => array('var' => '[pageoption][searchtaxa][showThumbnails]', 'val' => ''),
2251
  ));
2252

    
2253
  drupal_add_js('jQuery(document).ready(function() {
2254

    
2255
      // init
2256
      if(' . $showThumbnails . ' == 1){
2257
          jQuery(\'.media_gallery\').show(20);
2258
      } else {
2259
          jQuery(\'.media_gallery\').hide(20);
2260
      }
2261

    
2262
      // add change handler
2263
      jQuery(\'#showThumbnails input.showThumbnails\').change(
2264
      function(event){
2265
        var state = 0;
2266
        if(jQuery(this).is(\':checked\')){
2267
          jQuery(\'.media_gallery\').show(20);
2268
          state = 1;
2269
        } else {
2270
          jQuery(\'.media_gallery\').hide(20);
2271
        }
2272
        // store state in session variable
2273
        var uri = \'' . $setSessionUri . '\' + state;
2274
        jQuery.get(uri);
2275
      });
2276
  });',
2277
  array('type' => "inline", 'scope' => JS_DEFAULT));
2278

    
2279
  drupal_set_title(t('Search results'), PASS_THROUGH);
2280

    
2281
  return theme('cdm_search_taxa_results', array(
2282
    'pager' => $taxonPager,
2283
    'path' => 'cdm_dataportal/search/results/taxon',
2284
    ));
2285
}
2286

    
2287
/**
2288
 * Executes the blast search and generates the result list of specimen.
2289
 */
2290
function cdm_dataportal_view_search_results_specimen() {
2291

    
2292
    $specimenPager = cdm_dataportal_search_blast_execute();
2293

    
2294
    return theme('cdm_search_specimen_results', array(
2295
        'pager' => $specimenPager,
2296
        'path' => 'cdm_dataportal/search/results/specimen',
2297
    ));
2298
}
2299

    
2300

    
2301
/**
2302
 * Executes the search for registrations and generates the result list..
2303
 */
2304
function cdm_dataportal_view_search_registrations_results($mode = 'filter') {
2305

    
2306
  switch($mode ){
2307
    case 'taxongraph':
2308
      $block = block_load('cdm_dataportal', 'registrations_search_taxongraph');
2309
      $registration_pager = cdm_dataportal_search_registrations_taxongraph_execute();
2310
      break;
2311
    case 'filter':
2312
    default:
2313
      $block = block_load('cdm_dataportal', 'registrations_search_filter');
2314
      $registration_pager = cdm_dataportal_search_registrations_filter_execute();
2315
  }
2316
  $block->title = null;
2317

    
2318
  drupal_set_title(t('Search registrations'), PASS_THROUGH);
2319

    
2320
  $render_array = _block_get_renderable_array(_block_render_blocks(array($block)));
2321
  $registrations_pager_array = compose_search_results($registration_pager, new RegistrationDTOComposeHandler());
2322
  $render_array = array_merge($render_array, $registrations_pager_array);
2323

    
2324
  return $render_array;
2325
}
2326

    
2327
/**
2328
 * Executes the search for registrations and generates the result list..
2329
 */
2330
function cdm_dataportal_view_search_agent() {
2331

    
2332
  $render_array = [];
2333
  $title = isset($_REQUEST['class']) && $_REQUEST['class'] ? $_REQUEST['class'] : 'Persons & Teams';
2334
  drupal_set_title(t($title), PASS_THROUGH);
2335
  // TODO $block = block_load('cdm_dataportal', 'search_agent_filter');
2336
  // $block->title = null;
2337
  // $render_array = _block_get_renderable_array(_block_render_blocks(array($block)));
2338
  $pager = cdm_dataportal_search_agent_execute();
2339
  $pager_render_array = compose_search_results($pager, new AgentComposeHandler());
2340
  $render_array = array_merge($render_array, $pager_render_array);
2341
  return $render_array;
2342
}
2343

    
2344

    
2345
/**
2346
 * Provides the standard image which indicated a loading process
2347
 *
2348
 * @return string
2349
 *  The img html tag
2350
 */
2351
function loading_image_html() {
2352
  return '<img class="loading" src="' . base_path() . drupal_get_path('module', 'cdm_dataportal')
2353
    . '/images/loading_circle_grey_16.gif" style="display:none;">';
2354
}
2355

    
2356
/**
2357
 * Returns the state of the the showThumbnails flag set in the
2358
 * users session ($_SESSION['pageoption']['searchtaxa']['showThumbnails']).
2359
 *
2360
 * @return boolean
2361
 *    returns 1 if the flag is set
2362
 */
2363
function do_showThumbnails() {
2364
  static $showThumbnails = null;
2365

    
2366
  if($showThumbnails == null) {
2367
    $showThumbnails = 0;
2368
    if (!isset($_SESSION['pageoption']['searchtaxa']['showThumbnails'])) {
2369
      $showThumbnails = 0;
2370
      $search_gallery_settings = variable_get(CDM_DATAPORTAL_SEARCH_GALLERY_NAME, null);
2371
      $showThumbnails = is_array($search_gallery_settings)
2372
        && isset($search_gallery_settings['cdm_dataportal_show_taxon_thumbnails'])
2373
        && (
2374
            $search_gallery_settings['cdm_dataportal_show_taxon_thumbnails'] +
2375
            $search_gallery_settings['cdm_dataportal_show_synonym_thumbnails'] +
2376
            $search_gallery_settings['cdm_dataportal_show_thumbnail_captions'] > 0
2377
            )
2378
         ? 1 : 0;
2379

    
2380
       drupal_array_set_nested_value($_SESSION, array('pageoption', 'searchtaxa', 'showThumbnails'), $showThumbnails);
2381
    }
2382
    $showThumbnails = $_SESSION['pageoption']['searchtaxa']['showThumbnails'];
2383
    if (!is_numeric($showThumbnails)) {
2384
      $showThumbnails = 1;
2385
    }
2386
  }
2387

    
2388
  return $showThumbnails;
2389
}
2390

    
2391

    
2392

    
2393
/* ====================== other functions ====================== */
2394
/**
2395
 * Creates a URL to the taxon page specified by the $uuid parameter.
2396
 *
2397
 * The URL will be prepended with a path element to a specific taxon page tab.
2398
 *
2399
 * This tab is either taken from the CDM_DATAPORTAL_DEFAULT_TAXON_TAB which can
2400
 * be set globally in the administrative settings or individually in the user
2401
 * profile. If the CDM_DATAPORTAL_DEFAULT_TAXON_TAB value is set to LAST_VISITED_TAB
2402
 * the last portal will stay on this last tab.
2403
 *
2404
 * A third option is offerered by the $page_tab parameter which allows overwriting this
2405
 * internal mechanism by a specific value.
2406
 *
2407
 * @param string $uuid
2408
 *   The UUID of the taxon.
2409
 * @param string $page_tab
2410
 *   Overwriting the preset mechanism by defining specific value for the
2411
 *   taxon page tab.
2412
 * @return string
2413
 *   The created URL.
2414
 */
2415
function path_to_taxon($uuid, $page_tab = FALSE) {
2416

    
2417
  $tab = get_default_taxon_tab();
2418
  $values = unserialize(CDM_DATAPORTAL_DEFAULT_TAXON_TAB);
2419

    
2420
  if (!$uuid) {
2421
    return FALSE;
2422
  }
2423

    
2424
  if ($page_tab) {
2425
    $url = 'cdm_dataportal/taxon/' . $uuid . '/' . $page_tab;
2426
  }
2427
  elseif (!$tab || strtolower($tab) == 'general') {
2428
    $url = 'cdm_dataportal/taxon/' . $uuid;
2429
  }
2430
  elseif (get_last_taxon_page_tab() &&   $tab == $values[CDM_DATAPORTAL_LAST_VISITED_TAB_ARRAY_INDEX]) {
2431
    $url = 'cdm_dataportal/taxon/' . $uuid . '/' . get_last_taxon_page_tab();
2432
  }
2433
  else {
2434
    $url = 'cdm_dataportal/taxon/' . $uuid . '/' . strtolower($tab);
2435
  }
2436
  return $url;
2437
}
2438

    
2439
function path_to_description($uuid, $descriptive_dataset_uuid = NULL) {
2440

    
2441
    if (!$uuid) {
2442
        return FALSE;
2443
    }
2444
    else {
2445
      return 'cdm_dataportal/description/' . $uuid
2446
        . (is_uuid($descriptive_dataset_uuid) ? '/' . $descriptive_dataset_uuid : '');
2447
    }
2448
}
2449

    
2450
function path_to_specimen($uuid) {
2451

    
2452
    if (!$uuid) {
2453
        return FALSE;
2454
    }
2455
    else {
2456
        return 'cdm_dataportal/occurrence/' . $uuid;
2457
    }
2458
}
2459

    
2460
function path_to_specimen_by_accession_number($accession_number) {
2461

    
2462
    if (!$accession_number) {
2463
        return FALSE;
2464
    }
2465
    else {
2466
        return 'cdm_dataportal/specimen/accession_number/' . $accession_number;
2467
    }
2468
}
2469

    
2470
function path_to_named_area($uuid) {
2471

    
2472
  if (!$uuid) {
2473
    return FALSE;
2474
  }
2475
  else {
2476
    return 'cdm_dataportal/named_area/' . $uuid;
2477
  }
2478
}
2479

    
2480
/**
2481
 * Creates a URL to show a synonmy in the according taxon page.
2482
 *
2483
 * The URL will point to the synonymy tab of the taxon page of the accepted taxon given as parameter $acceptedUuid.
2484
 * The resulting URI will include query parameters to highlight the synonym, and to optionally display
2485
 * the accepted taxons name in aform like "Foo bar is accepted taxon for Ree doo". The URI will also
2486
 * include the sysnonym uuid as fragment in order to let the browser scroll to the according location
2487
 * in the page
2488
 *
2489
 * @param string $synonymUuid
2490
 *    The uuid of the synonym
2491
 * @param string $acceptedUuid
2492
 *    The uuid of the according accepted taxon
2493
 * @return string
2494
 *    The URL to show a synonmy in the according taxon page
2495
 */
2496
function uri_to_synonym($synonymUuid, $acceptedUuid) {
2497
  $acceptedPath = path_to_taxon($acceptedUuid, "synonymy");
2498
  return url($acceptedPath, array(
2499
      'query' => array(
2500
        // highlite the synony in the synonymy
2501
        'highlite' => $synonymUuid,
2502
        // the taxon page is refered from a synonym and the synonym can optionally be named in the page title
2503
        // see theme_taxon_page_title()
2504
        'acceptedFor' => $synonymUuid
2505
      ),
2506
      'fragment' => $synonymUuid
2507
  ));
2508

    
2509
}
2510

    
2511
/**
2512
 * Composes the drupal path to the key identified by the uuid.
2513
 *
2514
 * @param string $keyType
2515
 *    the key typer corresponds to the specific class of the CDM
2516
 *    IdentificationKey. Possible values are
2517
 *      -PolytomousKey
2518
 *      -MultimediaKey
2519
 *      - ...
2520
 * @param string $keyUuid
2521
 *   The UUID of the key
2522
 */
2523
function path_to_key($keyType, $keyUuid) {
2524
  if (!$keyUuid || !$keyType) {
2525
    return FALSE;
2526
  }
2527
  $keyType{0} = strtolower($keyType{0});
2528
  return "cdm_dataportal/" . $keyType . "/$keyUuid";
2529
}
2530

    
2531
/**
2532
 * Composes the drupal path to the reference identified by the uuid.
2533
 *
2534
 * @param $uuid string String representation of the registration entity uuid.
2535
 *
2536
 * @return string
2537
 *  The drupal path
2538
 *
2539
 */
2540
function path_to_reference($uuid) {
2541
  if (!$uuid) {
2542
    return FALSE;
2543
  }
2544
  return 'cdm_dataportal/reference/' . $uuid;
2545
}
2546

    
2547
/**
2548
 * Composes the drupal path to the reference identified by the uuid.
2549
 *
2550
 * @param string $identifier
2551
 *  The persistent identifier of the registration entity (Registration.identifier).
2552
 * @return string
2553
 *  The drupal path
2554
 */
2555
function path_to_registration($identifier) {
2556

    
2557
  if(variable_get(CDM_REGISTRATION_PRESISTENT_IDENTIFIER_AS_LINK)){
2558
    return $identifier;
2559
  } else {
2560
    return 'cdm_dataportal/registration/' . urlencode($identifier);
2561
  }
2562
}
2563

    
2564
/**
2565
 * Creates the path to a cdm_dataportal taxon name page.
2566
 *
2567
 * @param string $taxon_name_uuid
2568
 *   The uuid as string of the CDM TaxonName to show a name page for
2569
 * @param string $taxon_to_hide_uuid
2570
 *   The uuid as string of a taxon which should not be displayed in the taxon list
2571
 * @param string $highlited_synonym_uuid
2572
 *   Optional parameter which takes another taxon uuid, if given the
2573
 *   target taxon pages will show the synonymy tab where the taxon
2574
 *   referenced by the $highlite_synonym_uuid will be highlighted
2575
 *   in case it is found on this page.
2576
 * @param $redirect_to_taxon
2577
 *   If true, the name page will redirect to the related taxon if there is a single one
2578
 *   for this name only.
2579
 *
2580
 * @return string
2581
 *  URI path element as string
2582
 */
2583
function path_to_name($name_uuid, $taxon_to_hide_uuid = NULL, $highlited_synonym_uuid  = NULL, $redirect_to_taxon = false) {
2584
  $res = FALSE;
2585
  if ($name_uuid) {
2586
    $res = 'cdm_dataportal/name/' . $name_uuid .
2587
    '/' . (is_uuid($taxon_to_hide_uuid) ? $taxon_to_hide_uuid : "null") .
2588
    '/' . (is_uuid($highlited_synonym_uuid) ? $highlited_synonym_uuid : "null") .
2589
    '/' . ($redirect_to_taxon || variable_get(CDM_NAME_PAGE_AUTOREDIRECT, 0) ? "redirect_to_taxon" : "");
2590
  }
2591

    
2592
  return $res;
2593
}
2594

    
2595
/**
2596
 * Composes the drupal path to the media entity identified by the uuid.
2597
 *
2598
 * @param string $uuid
2599
 *  The persistent identifier of the entity entity
2600
 * @return string
2601
 *  The drupal path
2602
 */
2603
function path_to_media($uuid, $representaion_uuid = FALSE, $partId = FALSE) {
2604
  if (!$uuid) {
2605
    return FALSE;
2606
  }
2607
  $out = 'cdm_dataportal/media/' . $uuid;
2608
  if ($representaion_uuid) {
2609
    $out .= '/' . $representaion_uuid;
2610
    if (is_numeric($partId)) {
2611
      $out .= '/' . $partId;
2612
    }
2613
  }
2614
  return $out;
2615
}
2616

    
2617
/**
2618
 * Compares thisRank with thatRank.
2619
 *
2620
 * Returns a negative integer, zero, or a positive integer
2621
 * as the of thisRank is higher than, equal to, or lower than thatRank.
2622
 * e.g:
2623
 * <ul>
2624
 * <li>rank_compare({species_uuid}, {genus_uuid}) = -1</li>
2625
 * <li>rank_compare({genus_uuid}, {genus_uuid}) = 0</li>
2626
 * <li>rank_compare({genus_uuid}, {tribus_uuid}) = 1</li>
2627
 * </ul>
2628
 * <p>
2629
 * This compare logic of the underlying webservice is the
2630
 * <b>inverse logic</b> of the the one implemented in
2631
 * java.lang.Comparable#compareTo(java.lang.Object)
2632
 *
2633
 * @param $thisRankUuid
2634
 * @param $thatRankUuid
2635
 *
2636
 * @return int
2637
 *   A negative integer, zero, or a positive integer
2638
 *   as the thisRank is lower than, equal to, or higher than thatRank.
2639
 */
2640
function rank_compare($thisRankUuid, $thatRankUuid) {
2641
  $result = cdm_ws_get(CDM_WS_TERM_COMPARE, array($thisRankUuid, $thatRankUuid));
2642
  return $result->Integer;
2643
}
2644

    
2645
/**
2646
 * Creates a short version of a taxonname.
2647
 *
2648
 * The short name is created by using the taggedTitle field of
2649
 * TaxonNodeDTO instances.
2650
 * If the taggedTitle if empty the fullname will be returned.
2651
 *
2652
 * @param object $taxonNodeDTO
2653
 *   A TaxonNodeDTO object
2654
 *
2655
 * @return string
2656
 */
2657
function cdm_dataportal_shortname_of($taxonNodeDTO) {
2658

    
2659
  $nameStr = '';
2660

    
2661
  normalize_tagged_text($taxonNodeDTO->taggedTitle);
2662

    
2663
  // Get all tagged text tokens of the scientific name.
2664
  foreach ($taxonNodeDTO->taggedTitle as $tagtxt) {
2665
    if ($tagtxt->type == 'name' || $tagtxt->type == 'rank') {
2666
      $nameStr .= ($nameStr ? ' ' : '') . $tagtxt->text;
2667
    }
2668
  }
2669
  $nameStr = trim($nameStr);
2670

    
2671
  if ($nameStr) {
2672
    if(isset($taxonNodeDTO->status->symbol)){
2673
      $nameStr = $taxonNodeDTO->status->symbol . ' ' . $nameStr;
2674
    }
2675
    // Do not return short names for these.
2676
    if ($taxonNodeDTO->unplaced || $taxonNodeDTO->excluded) {
2677
      return $nameStr;
2678
    }
2679

    
2680
    /*
2681
    1st capture group (^[a-zA-Z]): First letter of uninomial.
2682
    Second capture group ([\p{L}]+): remaining letters of uninomial ([\p{L} = an UTF-8 letter).
2683
    Third capture group (\s+[^(\x2E]+\s+.+$|\s+[a-zA-Z]+$): letters of name,
2684
    but only matching if no '(' or '.' in second word of name,        ( \x2E = '.')
2685
    OR only one specific epithet \s+[\p{L}\x22\x2D\xD7]+$             (\x22= '"', \x2D='-', \xD7='×' )
2686
    */
2687
    $pattern = '/(^[a-zA-Z])([\p{L}]+)(\s+[^(\x2E]+\s+.+$|\s+[\p{L}\x22\x2D\xD7]+$)/u';
2688
    if (preg_match($pattern, $nameStr, $matches, PREG_OFFSET_CAPTURE)) {
2689
      return $matches[1][0] . "." . $matches[3][0];
2690
    }
2691
    else {
2692
      return $nameStr;
2693
    }
2694
  }
2695
  else {
2696
    return $taxonNodeDTO->titleCache;
2697
  }
2698
}
2699

    
2700
/**
2701
 * Check if a taxon is accepted by the current taxonomic tree.
2702
 *
2703
 * @param mixed $taxon
2704
 *   The Taxon obkect to check.
2705
 *
2706
 * @return bool
2707
 *   Returns TRUE if $taxon is accepted, FALSE otherwise.
2708
 */
2709
function _cdm_dataportal_acceptedByCurrentView($taxon) {
2710

    
2711
  $default_classification_uuid = get_current_classification_uuid();
2712

    
2713
  if (isset($taxon->taxonNodes)) {
2714
    $taxon_nodes = $taxon->taxonNodes;
2715
  }
2716
  else {
2717
    $taxon_nodes = cdm_ws_get(CDM_WS_PORTAL_TAXON_TAXONNODES, $taxon->uuid);
2718
  }
2719

    
2720
  if ($taxon->class == "Taxon" && isset($taxon_nodes)) {
2721
    foreach ($taxon_nodes as $node) {
2722
      if($node->class == 'TaxonNodeDto' && isset($node->classificationUUID)){
2723
        // case of TaxonNodeDto
2724
        return $node->classificationUUID == $default_classification_uuid;
2725
      } else if($node->class == 'TaxonNode' && isset($node->classification->uuid)) {
2726
         return $node->classification->uuid == $default_classification_uuid;
2727
      }
2728
    }
2729
  }
2730
  return FALSE;
2731
}
2732

    
2733
/**
2734
 * Checks is the source has one of the given types.
2735
 *
2736
 * @param object $source
2737
 *   The original source entity
2738
 * @param array $types
2739
 *   An array of element of the OriginalSourceType enumeration
2740
 *   If not set the default will be used which is:
2741
 *    - Lineage
2742
 *    - PrimaryMediaSource
2743
 *    - PrimaryTaxonomicSource
2744
 *    - Unknown
2745
 *    - Other
2746
 * @return boolean
2747
 */
2748
  function _is_original_source_type($source, $types = null) {
2749
    // this is the default
2750
    // maybe this should also be put into the settings
2751
    static $default = array(
2752
      OriginalSourceType::Lineage,
2753
      OriginalSourceType::PrimaryMediaSource,
2754
      OriginalSourceType::PrimaryTaxonomicSource,
2755
      OriginalSourceType::Unknown,
2756
      OriginalSourceType::Other,
2757
      OriginalSourceType::Aggregation
2758
    );
2759

    
2760
    if(!$types){
2761
      $types = $default;
2762
    }
2763
    return isset($source->type) && in_array($source->type, $types);
2764
  }
2765

    
2766
/**
2767
 * Collects all the media from a list of description elements.
2768
 *
2769
 * @param array $descriptionElements
2770
 *   The description elements from which to collect the media.
2771
 *
2772
 * @return array
2773
 *   The output with all the collected media.
2774
 */
2775
function cdm_dataportal_media_from_descriptionElements($descriptionElements) {
2776

    
2777
  $outArrayOfMedia = array();
2778

    
2779
  // Avoiding a warning box in Drupal for Flora Malesiana.
2780
  if (isset($descriptionElements) && is_array($descriptionElements)) {
2781
    foreach ($descriptionElements as $descriptionElement) {
2782
      if (isset($descriptionElement->media) && is_array($descriptionElement->media)) {
2783
        foreach ($descriptionElement->media as $media) {
2784
          if (is_object($media)) {
2785
            $outArrayOfMedia[] = $media;
2786
          }
2787
        }
2788
      }
2789
    }
2790
  }
2791
  return $outArrayOfMedia;
2792
}
2793

    
2794

    
2795

    
2796

    
2797
/**
2798
 * Creates a CDM Dynabox.
2799
 *
2800
 * @param string $dynabox_id
2801
 *   a uninque name for tha dynabox, using a cdm entity uuid as id is good practice.
2802
 * @param string $label
2803
 *   The clickable text to show.
2804
 * @param string $content_url
2805
 *   The cdm REST service request url wich will deliver the content to be shown
2806
 *   once the dynabox toggles open.
2807
 * @param string $theme
2808
 *   The theme to be used for rendering the cdm REST service response with is
2809
 *   returned from the $content_url.
2810
 * @param string $link_alt_text
2811
 *   The value for the alt attribute of the dynabox link.
2812
 * @param array $enclosingtags
2813
 *   An array with two elements: $enclosingtags[0] will be used for the dynabox
2814
 *   element itself, $enclosingtags[1] is the tag to be used for the
2815
 *   dynabox_content (optional)
2816
 * @param array $attributes
2817
 * @param $content_element_selector
2818
 *   Optional jQuery selector which can be used to reference a dom element which should
2819
 *   be used as container for the content to be shown. The dynabox-<dynabox id>-content
2820
 *  element will be placed in this container.
2821
 *
2822
 * @param string $open_callback
2823
 *   optional javascript call back function to be triggered after toggling the box to
2824
 *   the open state.
2825
 * @param string $close_callback
2826
 *   optional javascript call back function to be triggered after toggling the box to
2827
 *   the closed state.
2828
 * @return string Returns HTML for a dynabox.
2829
 * Returns HTML for a dynabox.
2830
 */
2831
function cdm_dynabox($dynabox_id, $label, $content_url, $theme, $link_alt_text,
2832
                     $enclosingtags = array('li', 'ul'), $attributes = array(),
2833
                     $content_element_selector = null,
2834
                     $open_callback = 'function(){}', $close_callback = 'function(){}' ) {
2835
  $out = '';
2836

    
2837
  // check for plain class attribute string
2838
  $dynabox_id = preg_replace('/[^a-zA-Z0-9\-]/', '', $dynabox_id);
2839

    
2840
  if(!array_key_exists('class', $attributes)) {
2841
    $attributes['class'] = ["dynabox"];
2842
  } else {
2843
    $attributes['class'] = array_merge($attributes['class'], ["dynabox"]);
2844
  }
2845
  $attributes['id'][] = 'dynabox-' . $dynabox_id;
2846
  $dynabox_attributes = drupal_attributes($attributes);
2847

    
2848

    
2849
  _add_js_domEvent(); // requires domEvent.js
2850
  drupal_add_js(drupal_get_path('module', 'cdm_dataportal') . '/js/cdm_dynabox.js');
2851
  drupal_add_js("
2852
  jQuery(document).ready(
2853
      function() {
2854
        dynabox('". $dynabox_id ."',
2855
          {
2856
            open_callback: " . $open_callback .",
2857
            close_callback: " . $close_callback .
2858
            ($content_element_selector ? ",\n content_container_selector: '" . $content_element_selector . "'" : "") . "
2859
          }
2860
        );
2861
      }
2862
   );",
2863
   array(
2864
    'type'=>'inline',
2865
    'scope'=>'footer'
2866
    )
2867
  );
2868

    
2869

    
2870
  $cdm_proxy_url = url('cdm_api/proxy/' . urlencode($content_url) . "/$theme");
2871
  $out .= '<!-- dynabox for ' . $content_url . ' -->';
2872
  $out .= '<' . $enclosingtags[0] . ' ' .  $dynabox_attributes. '><a href="' . $cdm_proxy_url . '" class="label" alt="' . t('@link-alt-text', array('@link-alt-text' => $link_alt_text)) . '">' . $label . '</a>';
2873
  $out .= '  <' . $enclosingtags[1] . ' id="dynabox-' . $dynabox_id . '-content">';
2874
  $out .= '    <' . $enclosingtags[0] . ' class="dynabox-content-inner">' . loading_image_html() . '</' . $enclosingtags[0] . '>';
2875
  $out .= '    </' . $enclosingtags[1] . '>';
2876
  $out .= '  </' . $enclosingtags[0] . '>';
2877
  $out .= '<!-- dynabox end -->';
2878
  return $out;
2879
}
2880

    
2881
/**
2882
 * Checks whether a feature has any description elements.
2883
 *
2884
 * @param mixed $featureNode
2885
 *   A feature node as produced by the function _mergeFeatureTreeDescriptions().
2886
 *
2887
 * @see _mergeFeatureTreeDescriptions()
2888
 *
2889
 * @return bool
2890
 *   Returns TRUE if the given $featureNode or any of its subordinate nodes
2891
 *   contains at least one non empty TextData or at least one DescriptionElement
2892
 *   of an other type. A TextData element holding a multilanguageText or a
2893
 *   source reference is considered to be not empty.
2894
 *
2895
 * @TODO this function may have become obsolete by the new method of detecting empty blocks,
2896
 *       see $block_content_is_not_empty in make_feature_block_list() and
2897
 *       $feature_block_has_content in compose_feature_block_items_generic
2898
 */
2899
function has_feature_node_description_elements($featureNode) {
2900

    
2901
  if (isset($featureNode->descriptionElements) && is_array($featureNode->descriptionElements) && count($featureNode->descriptionElements) > 0) {
2902
    if(!isset($featureNode->descriptionElements['#type'])){ // #type is used to identify e.g. DTO elements: '#type' => 'DTO'
2903
      foreach ($featureNode->descriptionElements as $descriptionElement) {
2904
        if ($descriptionElement->class != "TextData" || isset($descriptionElement->multilanguageText_L10n->text)
2905
          && $descriptionElement->multilanguageText_L10n->text != ''
2906
          || isset($descriptionElement->sources[0])
2907
          || isset($descriptionElement->media[0]) ) {
2908
          return TRUE;
2909
        }
2910
      }
2911
    }
2912
  }
2913
  else if (isset($featureNode->childNodes) && is_array($featureNode->childNodes)) {
2914
    foreach ($featureNode->childNodes as $child) {
2915
      if (has_feature_node_description_elements($child)) {
2916
        return TRUE;
2917
      }
2918
    }
2919
  }
2920
  return FALSE;
2921
}
2922

    
2923
/**
2924
 * Checks if the current page is a valid taxon portal page and responds with HTTP status 404 (not found) otherwise
2925
 *
2926
 * @param $chapter
2927
 *   The taxon page chapter or part
2928
 */
2929
function cdm_check_valid_taxon_page($chapter){
2930
  static $taxon_tabs = null;
2931

    
2932
  cdm_check_valid_portal_page();
2933

    
2934
  if($taxon_tabs == null){
2935
    $taxon_tabs = array('all', 'description');
2936
    foreach(get_taxon_tabs_list() as $tab){
2937
      $taxon_tabs[] = strtolower($tab);
2938
    }
2939
  }
2940

    
2941
  if(!in_array($chapter, $taxon_tabs)){
2942
    // oops this is not a valid chapter name
2943
    http_response_code(404); // 404 = Not Found
2944
  }
2945

    
2946
}
2947

    
2948
function check_js_devel_mode_disabled() {
2949
  if(variable_get('cdm_js_devel_mode', FALSE)) {
2950
    drupal_set_message(t('The !url1 is enabled.
2951
        WARNING: this is a performance penalty and must be turned off on production websites.', array(
2952
      '!url1' => l('java-script development mode', 'admin/config/cdm_dataportal/settings', array('fragment' => 'edit-cdm-js-devel-mode'))
2953
    )),
2954
      'warning'
2955
    );
2956
  }
2957
}
2958

    
2959
/**
2960
 * Checks if the current page is a valid portal page and responds with HTTP status 404 (not found) otherwise.
2961
 * The test applied by default it a check for the query parameter 'q' ending with a file suffix like '*.*'
2962
 *
2963
 * @param $preg_pattern
2964
 *   Optional regular expression pattern to be used in preg_match().
2965
 */
2966
function cdm_check_valid_portal_page($preg_pattern = null){
2967
  $ends_with_file_suffix_pattern = '/\/[^\.\/]*[\.][^\.\/]*$/';
2968
  if($preg_pattern === null){
2969
    $preg_pattern = $ends_with_file_suffix_pattern;
2970
  }
2971
  if(preg_match($preg_pattern, $_GET['q'])){
2972
    // oops this urls ends with a file_suffix and thus does not refer to a portal page
2973
    http_response_code(404); // 404 = Not Found
2974
    exit('HTTP 404');
2975
  }
2976
  check_js_devel_mode_disabled();
2977
}
2978

    
2979
/**
2980
 * Generates the diff of the texts and presents it in a HTML diff viewer.
2981
 *
2982
 * @param $text_a
2983
 * @param $text_b
2984
 * @return string
2985
 */
2986
function diff_viewer($text_a, $text_b) {
2987

    
2988
  static $diff_viewer_count = 0;
2989

    
2990
  $element_id = 'part_definitions_diff_' . $diff_viewer_count++;
2991

    
2992
  // http://code.stephenmorley.org/php/diff-implementation/
2993
  module_load_include('php', 'cdm_dataportal', 'lib/class.Diff');
2994
  drupal_add_css(drupal_get_path('module',
2995
      'cdm_dataportal') . '/css/diff.css');
2996
  _add_jquery_ui();
2997
  drupal_add_js(
2998
    'jQuery(document).ready( function(){
2999
        jQuery(\'#' . $element_id . '\').accordion({
3000
        collapsible: true,
3001
        active: false,
3002
        fillSpace: true,
3003
        }).children(\'div\').css({ \'height\': \'auto\' });
3004
        jQuery(\'#' . $element_id . ' table.diff\').prepend(\'<thead><tr><th>Default</th><th>User defined<th></th><tr></thead>\');
3005
     });'
3006
    , array(
3007
    'type' => 'inline',
3008
    'scope' => 'footer'
3009
  ));
3010

    
3011
  $diff = Diff::compare($text_a,
3012
    $text_b);
3013
  $diff_viewer_markup = '<div id="' . $element_id . '"><h3>View Diff</h3><div>'
3014
    . Diff::toTable($diff, '', '')
3015
    . '</div></div>';
3016
  return $diff_viewer_markup;
3017
}
3018

    
3019

    
(10-10/18)