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<?php
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3
const BIBLIOGRAPHY_FOOTNOTE_KEY = PSEUDO_FEATURE_BIBLIOGRAPHY;
4

    
5

    
6
/**
7
 * Returns the localized representations of the modifiers hold by the
8
 * supplied cdm instance concatenated into one string.
9
 *
10
 * @param object $is_modifieable
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 *   cdm instance of an class implementing the interface IModifieable:
12
 *   DescriptionElementBase, StateDate, State
13
 *
14
 * @return String
15
 *   localized representations of the modifiers hold by the
16
 *   supplied cdm instance concatenated into one string
17
 */
18
function cdm_modifiers_representations($is_modifieable, $glue = ', ') {
19
  $modifiers_strings = array();
20
  if (isset($is_modifieable->modifiers)) {
21
    foreach ($is_modifieable->modifiers as $modifier) {
22
      $modifiers_strings[] = cdm_term_representation($modifier);
23
    }
24
  }
25
  return implode(', ', $modifiers_strings);
26
}
27

    
28
/**
29
 * Filters the given set of description elements and prefers computed elements over others.
30
 *
31
 * Computed description elements
32
 * are identified by the MarkerType.COMPUTED()
33
 *
34
 * If the given set contains at least one computed element only
35
 * the computed elements are returned.
36
 *
37
 * @param array $description_elements
38
 *   An array of CDM DescriptionElementBase instances
39
 *
40
 * @return array
41
 *   only the computed description elements otherwise all others.
42
 *
43
 * @deprecated this is replaced by the cdmlib DistributionUtil class!!!
44
 */
45
function cdm_description_elements_prefer_computed($description_elements){
46

    
47
  $computed_elements = array();
48
  $other_elements = array();
49

    
50
  if (!empty($description_elements)) {
51
    foreach ($description_elements as $element) {
52
      if (cdm_entity_has_marker($element, UUID_MARKERTYPE_COMPUTED)) {
53
        $computed_elements[] = $element;
54
      }
55
      else {
56
        $other_elements[] = $element;
57
      }
58
    }
59
  }
60

    
61
  if (count($computed_elements) > 0) {
62
    return $computed_elements;
63
  }
64
  else {
65
    return $other_elements;
66
  }
67
}
68

    
69
/**
70
 * Creates a query parameter array based on the setting stored in the drupal variable CDM_DISTRIBUTION_FILTER.
71
 *
72
 * @return array
73
 *   An array with distribution filter query parameters
74
 */
75
function cdm_distribution_filter_query() {
76
  $cdm_distribution_filter = get_array_variable_merged(CDM_DISTRIBUTION_FILTER, CDM_DISTRIBUTION_FILTER_DEFAULT);
77
  $query = array();
78

    
79
  $feature_block_settings = get_feature_block_settings(UUID_DISTRIBUTION);
80
  if($feature_block_settings['sort_elements'] == SORT_HIERARCHICAL){
81
    $query['distributionOrder'] = 'AREA_ORDER';
82
  }
83

    
84
  $query['recipe'] = variable_get(DISTRIBUTION_CONDENSED_RECIPE, DISTRIBUTION_CONDENSED_RECIPE_DEFAULT);
85

    
86

    
87

    
88
  if ($cdm_distribution_filter['filter_rules']['statusOrderPreference']) {
89
    $query['statusOrderPreference'] = 1;
90
  }
91
  if ($cdm_distribution_filter['filter_rules']['subAreaPreference']) {
92
    $query['subAreaPreference'] = 1;
93
  }
94
  if (is_array($cdm_distribution_filter['hiddenAreaMarkerType']) && count($cdm_distribution_filter['hiddenAreaMarkerType']) > 0) {
95
    $query['hiddenAreaMarkerType'] = '';
96
    foreach ($cdm_distribution_filter['hiddenAreaMarkerType'] as $marker_type => $enabled) {
97
      if ($enabled) {
98
        $query['hiddenAreaMarkerType'] .= ($query['hiddenAreaMarkerType'] ? ',' : '') . $marker_type;
99
      }
100
    }
101
  }
102

    
103
  return $query;
104
}
105

    
106
/**
107
 * Merge the fields 'annotations', 'markers', 'sources', 'media' from the source CDM DescriptionElement into  the target.
108
 *
109
 * @param object $target
110
 *   The source CDM DescriptionElement
111
 * @param object $source
112
 *   The target CDM DescriptionElement
113
 */
114
function cdm_merge_description_elements($target, $source) {
115
  static $fields_to_merge = array('annotations', 'markers', 'sources', 'media');
116

    
117
  foreach ($fields_to_merge as $field) {
118
    if (is_array($source->$field)) {
119
      if (!is_array($target->$field)) {
120
        $target->$field = $source->$field;
121
      }
122
      else {
123
        $target->$field = array_merge($target->$field, $source->$field);
124
      }
125
    }
126
  }
127
}
128

    
129
/**
130
 * Adds an entry to the end of the table of content items list
131
 *
132
 * The  table of content items are crated internally by calling
133
 * toc_list_item() the resulting item is added to the statically cached
134
 * list of toc elements
135
 *
136
 * @param string $label
137
 *   The label of toc entry
138
 * @param $class_attribute_suffix
139
 *   The suffix to be appended to the class attribute prefix:
140
 *   "feature-toc-item-"
141
 * @param string $fragment
142
 *   Optional parameter to define a url fragment different from the $label,
143
 *   if the $fragment is not defined the $label will be used
144
 * @param boolean $as_first_element
145
 *   Place the new item as fist one. This parameter is ignored when $weight is
146
 *   being set
147
 * @param integer $weight
148
 *   Defines the weight for the ordering the item in the toc list.
149
 *   The item will be placed at the end if weigth is NULL.
150
 *
151
 * @throws \Exception re-throws exception from theme()
152
 */
153
function cdm_toc_list_add_item($label, $class_attribute_suffix, $fragment = NULL, $as_first_element = FALSE, $weight = null) {
154

    
155
  $toc_list_items = &cdm_toc_list();
156

    
157
  if (!$fragment) {
158
    $fragment = $label;
159
  }
160
  $fragment = generalizeString($fragment);
161

    
162
  $class_attributes = 'feature-toc-item-' . $class_attribute_suffix;
163

    
164
  $new_item = toc_list_item(
165
    theme(
166
      'cdm_feature_name',
167
      array('feature_name' => $label)),
168
      array('class' => $class_attributes),
169
      $fragment
170
    );
171

    
172
  if ($weight === null && $as_first_element) {
173
    reset($toc_list_items);
174
    $weight = key($toc_list_items); // returns null for empty arrays
175
    $weight = $weight !== null ? $weight - FEATURE_BLOCK_WEIGHT_INCREMENT : 0;
176
  }
177
  else if($weight === null) {
178
      end($toc_list_items);
179
      $weight = key($toc_list_items); // returns null for empty arrays
180
      $weight = $weight !== null ? $weight + FEATURE_BLOCK_WEIGHT_INCREMENT : 0;
181
  }
182
  $toc_list_items[$weight] = $new_item;
183
  ksort($toc_list_items); // sort so that the last element has always the highest weight
184

    
185
}
186

    
187
/**
188
 * Returns the statically cached table of content items as render array.
189
 *
190
 * @see cdm_toc_list_add_item()
191
 *
192
 * @return array
193
 *   a render array of table of content items suitable for theme_item_list()
194
 */
195
function &cdm_toc_list(){
196

    
197
  $toc_list_items = &drupal_static('toc_list_items', array());
198

    
199
  return $toc_list_items;
200
}
201

    
202
/**
203
 * Prepares an empty Drupal block for displaying description elements of a
204
 * specific CDM Feature.
205
 *
206
 * The block can also be used for pseudo Features like a bibliography. Pseudo
207
 * features are derived from other data on the fly and so not exist as such in
208
 * the cdm data. For pseudo features the $feature can be created using
209
 * make_pseudo_feature().
210
 *
211
 * @param $feature_name
212
 *   A label describing the feature, usually the localized feature
213
 *   representation.
214
 * @param object $feature
215
 *   The CDM Feature for which the block is created.
216
 *
217
 * @return object
218
 *   A Drupal block object
219
 *
220
 * @throws \Exception re-throws exception from theme()
221
 */
222
function feature_block($feature_name, $feature) {
223
  $block = new stdclass();
224
  $block->module = 'cdm_dataportal';
225
  $block->region = NULL;
226
  $class_attribute = html_class_attribute_ref($feature);
227
  $block_delta = $feature->class !== 'PseudoFeature' ? $feature_name : $feature->label;
228
  $block->delta = generalizeString($block_delta);
229
  $block->subject = '<a name="' . $block->delta . '"></a><span class="' . $class_attribute . '">'
230
    . theme('cdm_feature_name', array('feature_name' => $feature_name))
231
    . '</span>';
232
  $block->module = "cdm_dataportal-feature";
233
  $block->content = '';
234
  return $block;
235
}
236

    
237

    
238
/**
239
 * Returns a list of a specific type of IdentificationKeys.
240
 *
241
 * The list can be restricted by a taxon.
242
 *
243
 * @param string $type
244
 *   The simple name of the cdm class implementing the interface
245
 *   IdentificationKey, valid values are:
246
 *   PolytomousKey, MediaKey, MultiAccessKey.
247
 * @param string $taxonUuid
248
 *   If given this parameter restrict the listed keys to those which have
249
 *   the taxon identified be this uuid in scope.
250
 *
251
 * @return array
252
 *   List with identification keys.
253
 */
254
function _list_IdentificationKeys($type, $taxonUuid = NULL, $pageSize = NULL, $pageNumber = NULL) {
255
  if (!$type) {
256
    drupal_set_message(t('Type parameter is missing'), 'error');
257
    return;
258
  }
259
  $cdm_ws_base_path = NULL;
260
  switch ($type) {
261
    case "PolytomousKey":
262
      $cdm_ws_base_path = CDM_WS_POLYTOMOUSKEY;
263
      break;
264

    
265
    case "MediaKey":
266
      $cdm_ws_base_path = CDM_WS_MEDIAKEY;
267
      break;
268

    
269
    case "MultiAccessKey":
270
      $cdm_ws_base_path = CDM_WS_MULTIACCESSKEY;
271
      break;
272

    
273
  }
274

    
275
  if (!$cdm_ws_base_path) {
276
    drupal_set_message(t('Type parameter is not valid: ') . $type, 'error');
277
  }
278

    
279
  $queryParameters = '';
280
  if (is_numeric($pageSize)) {
281
    $queryParameters = "pageSize=" . $pageSize;
282
  }
283
  else {
284
    $queryParameters = "pageSize=0";
285
  }
286

    
287
  if (is_numeric($pageNumber)) {
288
    $queryParameters = "pageNumber=" . $pageNumber;
289
  }
290
  else {
291
    $queryParameters = "pageNumber=0";
292
  }
293
  $queryParameters = NULL;
294
  if ($taxonUuid) {
295
    $queryParameters = "findByTaxonomicScope=$taxonUuid";
296
  }
297
  $pager = cdm_ws_get($cdm_ws_base_path, NULL, $queryParameters);
298

    
299
  if (!$pager || $pager->count == 0) {
300
    return array();
301
  }
302
  return $pager->records;
303
}
304

    
305

    
306
/**
307
 * Creates a list item for a table of content, suitable as data element for a themed list
308
 *
309
 * @see theme_list()
310
 *
311
 * @param $label
312
 * @param $http_request_params
313
 * @param $attributes
314
 * @return array
315
 */
316
function toc_list_item($label, $attributes = array(), $fragment = null) {
317

    
318
  // we better cache here since drupal_get_query_parameters has no internal static cache variable
319
  $http_request_params = drupal_static('http_request_params', drupal_get_query_parameters());
320

    
321
  $item =  array(
322
    'data' => l(
323
      $label,
324
      $_GET['q'],
325
      array(
326
        'attributes' => array('class' => array('toc')),
327
        'fragment' => generalizeString($label),
328
        'query' => $http_request_params,
329
      )
330
    ),
331
  );
332
  $item['attributes'] = $attributes;
333
  return $item;
334
}
335

    
336
/**
337
 * Compare callback to be used in usort() to sort render arrays produced by
338
 * compose_description_element().
339
 *
340
 * @param $a
341
 * @param $b
342
 *
343
 * @return int Returns < 0 if $a['#value'].$a['#value-suffix'] from is less than
344
 * $b['#value'].$b['#value-suffix'], > 0 if it is greater than $b['#value'].$b['#value-suffix'],
345
 * and 0 if they are equal.
346
 */
347
function compare_description_element_render_arrays($a, $b){
348
  if ($a['#value'].$a['#value-suffix'] == $b['#value'].$b['#value-suffix']) {
349
    return 0;
350
  }
351
  return ($a['#value'].$a['#value-suffix'] < $b['#value'].$b['#value-suffix']) ? -1 : 1;
352

    
353
}
354

    
355

    
356
/**
357
 * @param $element
358
 * @param $feature_block_settings
359
 * @param $element_markup
360
 * @param $footnote_list_key_suggestion
361
 * @param bool $prepend_feature_label
362
 *
363
 * @return array|null
364
 */
365
function compose_description_element($element, $feature_block_settings, $element_markup, $footnote_list_key_suggestion, $prepend_feature_label = FALSE)
366
{
367

    
368
  $render_array = array(
369
    '#type' => 'html_tag',
370
    '#tag' => cdm_feature_block_element_tag_name($feature_block_settings),
371

    
372
    '#attributes' => array(
373
      'class' => array(
374
        'DescriptionElement',
375
        'DescriptionElement-' . $element->class,
376
        html_class_attribute_ref($element)
377
      )
378
    ),
379

    
380
    '#value' => '',
381
    '#value_suffix' => NULL
382

    
383
  );
384

    
385
  RenderHints::setAnnotationsAndSourceConfig(handle_annotations_and_sources_config($feature_block_settings));
386
  $annotations_and_sources = handle_annotations_and_sources(
387
    $element, $element_markup, $footnote_list_key_suggestion
388
  );
389

    
390
  $timescope_markup = '';
391
  if(isset($element->timeperiod)){
392
    $timescope_markup = ' ' . timePeriodToString($element->timeperiod, true);
393
  }
394

    
395
  // handle the special case were the TextData is used as container for original source with name
396
  // used in source information without any text stored in it.
397
  $names_used_in_source_markup = '';
398
  if ($annotations_and_sources->hasNameUsedInSource() && empty($element_markup)) {
399
    $names_used_in_source_markup = join(', ', $annotations_and_sources->getNameUsedInSource()) . ': ';
400
    // remove all <span class="nameUsedInSource">...</span> from all source_references
401
    // these are expected to be at the end of the strings
402
    $pattern = '/ <span class="nameUsedInSource">.*$/';
403
    foreach( $annotations_and_sources->getSourceReferences() as &$source_reference){
404
      $source_reference = preg_replace($pattern , '', $source_reference);
405
    }
406
  }
407

    
408
  $source_references_markup = '';
409
  if ($annotations_and_sources->hasSourceReferences()) {
410
    $source_references_markup = '<span class="sources">' . join(' ', $annotations_and_sources->getSourceReferences()) . '<span>';
411
  }
412

    
413
  $feature_label = '';
414
  if ($prepend_feature_label) {
415
    $feature_label = '<span class="nested-feature-tree-feature-label">' . $element->feature->representation_L10n . ':</span> ';
416
  }
417
  $content_markup = $names_used_in_source_markup . $element_markup . $timescope_markup . $source_references_markup;
418

    
419
  if(!$content_markup && $feature_block_settings['sources_as_content'] !== 1){
420
    // no textual content? So skip this element completely, even if there could be an footnote key
421
    // see #4379
422
    return null;
423
  }
424

    
425
    $render_array['#value'] = $feature_label . $content_markup;
426
    $render_array['#value_suffix'] = $annotations_and_sources->footNoteKeysMarkup();
427
  return $render_array;
428
}
429

    
430
/**
431
 * Provides the according tag name for the description element markup which
432
 * fits the  $feature_block_settings['as_list'] value
433
 *
434
 * @param $feature_block_settings
435
 *   A feature_block_settings array, for details, please see
436
 *   get_feature_block_settings($feature_uuid = 'DEFAULT')
437
 *
438
 * @return mixed|string
439
 */
440
  function cdm_feature_block_element_tag_name($feature_block_settings){
441
    switch ($feature_block_settings['as_list']){
442
      case 'ul':
443
      case 'ol':
444
        return 'li';
445
      case 'div':
446
        if(isset($feature_block_settings['element_tag'])){
447
          return $feature_block_settings['element_tag'];
448
        }
449
        return 'span';
450
      case 'dl':
451
        return 'dd';
452
      default:
453
        return 'div'; // should never happen, throw error instead?
454
    }
455
  }
456

    
457

    
458
/* ==================== COMPOSE FUNCTIONS =============== */
459

    
460
  /**
461
   * Returns a set of feature blocks for a taxon profile from the $mergedFeatureNodes of a given $taxon.
462
   *
463
   * The taxon profile consists of drupal block elements, one for the description elements
464
   * of a specific feature. The structure is defined by specific FeatureTree.
465
   * The chosen FeatureTree is merged with the list of description elements prior to using this method.
466
   *
467
   * The merged nodes can be obtained by making use of the
468
   * function cdm_ws_descriptions_by_featuretree().
469
   *
470
   * @see cdm_ws_descriptions_by_featuretree()
471
   *
472
   * @param $mergedFeatureNodes
473
   *
474
   * @param $taxon
475
   *
476
   * @return array
477
   *  A Drupal render array containing feature blocks and the table of content
478
   *
479
   * @ingroup compose
480
   */
481
  function make_feature_block_list($mergedFeatureNodes, $taxon) {
482

    
483
    $block_list = array();
484

    
485
    $gallery_settings = getGallerySettings(CDM_DATAPORTAL_DESCRIPTION_GALLERY_NAME);
486

    
487
    $use_description_features = array(UUID_USE);
488

    
489

    
490
    RenderHints::pushToRenderStack('feature_block');
491
    // Create a drupal block for each feature
492
    $block_weight = - FEATURE_BLOCK_WEIGHT_INCREMENT;
493
    foreach ($mergedFeatureNodes as $feature_node) {
494

    
495
      $block_weight = $block_weight + FEATURE_BLOCK_WEIGHT_INCREMENT;
496

    
497
      if ((isset($feature_node->descriptionElements['#type']) ||
498
          has_feature_node_description_elements($feature_node)) && $feature_node->term->uuid != UUID_IMAGE) { // skip empty or suppressed features
499

    
500
        RenderHints::pushToRenderStack($feature_node->term->uuid);
501
          
502
        $feature_name = cdm_term_representation($feature_node->term, 'Unnamed Feature');
503
        $feature_block_settings = get_feature_block_settings($feature_node->term->uuid);
504
        
505

    
506
        $block = feature_block($feature_name, $feature_node->term);
507
        $block->content = array();
508
        $block_content_is_empty = TRUE;
509

    
510
        if(array_search($feature_node->term->uuid, $use_description_features) !== false) {
511
          // do not show features which belong to the UseDescriptions, these are
512
          // handled by compose_feature_block_items_use_records() where the according descriptions are
513
          // fetched again separately.
514
          // UseDescriptions are a special feature introduced for palmweb
515
          continue;
516
        }
517

    
518
        /*
519
         * Content/DISTRIBUTION.
520
         */
521
        if ($feature_node->term->uuid == UUID_DISTRIBUTION) {
522
          $block = compose_feature_block_distribution($taxon, $feature_node->descriptionElements, $feature_node->term);
523
          $block_content_is_empty = FALSE;
524
        }
525

    
526
        /*
527
         * Content/COMMON_NAME.
528
         */
529
        else if ($feature_node->term->uuid == UUID_COMMON_NAME) {
530
          $common_names_render_array = compose_feature_block_items_feature_common_name($feature_node->descriptionElements, $feature_node->term);
531
          $block->content[] = $common_names_render_array;
532
          $block_content_is_empty = FALSE;
533
        }
534

    
535
        /*
536
         * Content/Use Description (Use + UseRecord)
537
         */
538
        else if ($feature_node->term->uuid == UUID_USE_RECORD) {
539
          $block->content[] = cdm_block_use_description_content($taxon->uuid, $feature_node->term);
540
          $block_content_is_empty = FALSE;
541
        }
542

    
543
        /*
544
         * Content/ALL OTHER FEATURES.
545
         */
546
        else {
547

    
548
          $media_list = array();
549
          $elements_render_array = array();
550
          $child_elements_render_array = null;
551

    
552
          if (isset($feature_node->descriptionElements[0])) {
553
            $elements_render_array = compose_feature_block_items_generic($feature_node->descriptionElements, $feature_node->term);
554
          }
555

    
556
          // Content/ALL OTHER FEATURES/Subordinate Features
557
          // subordinate features are printed inline in one floating text,
558
          // it is expected hat subordinate features can "contain" TextData,
559
          // Qualitative- and Qualitative- DescriptionElements
560
          if (isset($feature_node->childNodes[0])) {
561
            $child_elements_render_array = compose_feature_block_items_nested($feature_node, $media_list, $feature_block_settings);
562
            $elements_render_array = array_merge($elements_render_array, $child_elements_render_array);
563
          }
564
          $block_content_is_empty = $block_content_is_empty && empty($media_list) && empty($elements_render_array);
565
          if(!$block_content_is_empty){
566
            $block->content[] = compose_feature_block_wrap_elements($elements_render_array, $feature_node->term, $feature_block_settings['glue']);
567
            $block->content[] = compose_feature_media_gallery($feature_node, $media_list, $gallery_settings);
568
            /*
569
             * Footnotes for the feature block
570
             */
571
            $block->content[] = markup_to_render_array(render_footnotes(PSEUDO_FEATURE_BIBLIOGRAPHY . '-' . $feature_node->term->uuid));
572
            $block->content[] = markup_to_render_array(render_footnotes($feature_node->term->uuid));
573
          }
574
        } // END all other features
575

    
576
        // allows modifying the block contents via a the hook_cdm_feature_node_block_content_alter
577
        drupal_alter('cdm_feature_node_block_content', $block->content, $feature_node->term, $feature_node->descriptionElements);
578

    
579
        if(!$block_content_is_empty){ // skip empty block content
580
          $block_list[$block_weight] = $block;
581
          cdm_toc_list_add_item(cdm_term_representation($feature_node->term), $feature_node->term->uuid, null, FALSE, $block_weight);
582
        } // END: skip empty block content
583
      } // END: skip empty or suppressed features
584
      RenderHints::popFromRenderStack();
585
    } // END: creating a block per feature
586

    
587
    RenderHints::popFromRenderStack();
588

    
589
    drupal_alter('cdm_feature_node_blocks', $block_list, $taxon);
590

    
591
    ksort($block_list);
592

    
593
    return  $block_list;
594
  }
595

    
596
/**
597
 * Creates a render array of description elements  held by child nodes of the given feature node.
598
 *
599
 * This function is called recursively!
600
 *
601
 * @param $feature_node
602
 *   The feature node.
603
 * @param array $media_list
604
 *   List of CDM Media entities. All media of subordinate elements should be passed to the main feature.ä
605
 * @param $feature_block_settings
606
 *   The feature block settings.
607
 * @param $main_feature
608
 *  Only used internally in recursive calls.
609
 *
610
 * @return array
611
 *  A Drupal render array
612
 *
613
 * @ingroup compose
614
 */
615
function compose_feature_block_items_nested($feature_node, &$media_list, $feature_block_settings, $main_feature = NULL)
616
{
617

    
618
  if(!$main_feature){
619
    $main_feature = $feature_node->term;
620
  }
621
  /*
622
   * TODO should be configurable, options; YES, NO, AUTOMATIC
623
   * (automatic will only place the label if the first word of the description element text is not the same)
624
   */
625
  $prepend_feature_label = false;
626

    
627
  $render_arrays = array();
628
  foreach ($feature_node->childNodes as $child_node) {
629
    if (isset($child_node->descriptionElements[0])) {
630
      foreach ($child_node->descriptionElements as $element) {
631

    
632
        if (isset($element->media[0])) {
633
          // Append media of subordinate elements to list of main
634
          // feature.
635
          $media_list = array_merge($media_list, $element->media);
636
        }
637

    
638
        $child_node_element = null;
639
        switch ($element->class) {
640
          case 'TextData':
641
            $child_node_element = compose_description_element_text_data($element, $element->feature->uuid, $feature_block_settings, $prepend_feature_label);
642
            break;
643
          case 'CategoricalData':
644
            $child_node_element = compose_description_element_categorical_data($element, $feature_block_settings, $prepend_feature_label);
645
            break;
646
          case 'QuantitativeData':
647
            $child_node_element = compose_description_element_quantitative_data($element, $feature_block_settings, $prepend_feature_label);
648

    
649
        }
650
        if (is_array($child_node_element)) {
651
          $render_arrays[] = $child_node_element;
652
        }
653
      }
654
    }
655

    
656
    if(isset($child_node->childNodes[0])){
657
      $render_arrays = array_merge($render_arrays, compose_feature_block_items_nested($child_node, $media_list, $feature_block_settings, $main_feature ));
658
    }
659
  }
660

    
661
  return $render_arrays;
662
}
663

    
664
  /**
665
   *
666
   * @param $feature_node
667
   *  The merged feature three node which potentially contains media in its description elements.
668
   * @param $media_list
669
   *    Additional media to be merged witht the media contained in the nodes description elements
670
   * @param $gallery_settings
671
   * @return array
672
   *
673
   * @ingroup compose
674
   */
675
  function compose_feature_media_gallery($feature_node, $media_list, $gallery_settings) {
676

    
677
    if (isset($feature_node->descriptionElements)) {
678
      $media_list = array_merge($media_list, cdm_dataportal_media_from_descriptionElements($feature_node->descriptionElements));
679
    }
680

    
681
    $captionElements = array('title', 'rights');
682

    
683
    if (isset($media_list[0]) && isset($gallery_settings['cdm_dataportal_media_maxextend']) && isset($gallery_settings['cdm_dataportal_media_cols'])) {
684
      $gallery = compose_cdm_media_gallery(array(
685
        'mediaList' => $media_list,
686
        'galleryName' => CDM_DATAPORTAL_DESCRIPTION_GALLERY_NAME . '_' . $feature_node->term->uuid,
687
        'maxExtend' => $gallery_settings['cdm_dataportal_media_maxextend'],
688
        'cols' => $gallery_settings['cdm_dataportal_media_cols'],
689
        'captionElements' => $captionElements,
690
      ));
691
      return markup_to_render_array($gallery);
692
    }
693

    
694
    return markup_to_render_array('');
695
  }
696

    
697
  /**
698
   * Composes the distribution feature block for a taxon
699
   *
700
   * @param $taxon
701
   * @param $descriptionElements
702
   *   an associative array with two elements:
703
   *   - '#type': must be 'DTO'
704
   *   - 'DistributionInfoDTO': a CDM DistributionInfoDTO object as returned by the DistributionInfo web service
705
   * @param $feature
706
   *
707
   * @return array
708
   *  A drupal render array
709
   *
710
   * @ingroup compose
711
   */
712
  function compose_feature_block_distribution($taxon, $descriptionElements, $feature) {
713
    $text_data_glue = '';
714
    $text_data_sortOutArray = FALSE;
715
    $text_data_enclosingTag = 'ul';
716
    $text_data_out_array = array();
717

    
718
    $distributionElements = NULL;
719
    $distribution_info_dto = NULL;
720
    $distribution_sortOutArray = FALSE;
721

    
722
    $feature_block_settings = get_feature_block_settings(UUID_DISTRIBUTION);
723

    
724
    // TODO use feature_block_settings instead of DISTRIBUTION_ORDER_MODE
725
    if (variable_get(DISTRIBUTION_ORDER_MODE, DISTRIBUTION_ORDER_MODE_DEFAULT) != 'TREE') {
726
      $distribution_glue = '';
727
      $distribution_enclosingTag = 'dl';
728
    } else {
729
      $distribution_glue = '';
730
      $distribution_enclosingTag = 'ul';
731
    }
732

    
733
    if (!isset($descriptionElements['#type']) || !$descriptionElements['#type'] == 'DTO') {
734
      // skip the DISTRIBUTION section if there is no DTO type element
735
      return array(); // FIXME is it ok to return an empty array?
736
    }
737

    
738
    $block = feature_block(
739
      cdm_term_representation($feature, 'Unnamed Feature'),
740
      $feature
741
    );
742
    $block->content = array();
743

    
744
    // $$descriptionElements['TextData'] is added to to the feature node in merged_taxon_feature_tree()
745
    if (isset($descriptionElements['TextData'])) {
746
      // --- TextData
747
      foreach ($descriptionElements['TextData'] as $text_data_element) {
748
        $text_data_render_array = compose_description_element_text_data($text_data_element, $text_data_element->feature->uuid, $feature_block_settings);
749
        $repr = drupal_render($text_data_render_array);
750

    
751
        if (!array_search($repr, $text_data_out_array)) { // de-duplication !!
752
          $text_data_out_array[] = $repr;
753
          // TODO HINT: sorting in compose_feature_block_wrap_elements will
754
          // not work since this array contains html attributes with uuids
755
          // and what is about cases like the bibliography where
756
          // any content can be prefixed with some foot-note anchors?
757
          $text_data_sortOutArray = TRUE;
758
          $text_data_glue = '<br/> ';
759
          $text_data_enclosingTag = 'p';
760
        }
761
      }
762
    }
763

    
764

    
765
    if ($text_data_out_array && variable_get(DISTRIBUTION_TEXTDATA_DISPLAY_ON_TOP, 0)) {
766
      $block->content[] = compose_feature_block_wrap_elements(
767
        $text_data_out_array, $feature, $text_data_glue, $text_data_sortOutArray
768
      );
769
    }
770

    
771
    // --- Distribution map
772
    $distribution_map_query_parameters = NULL;
773

    
774
    $map_visibility = variable_get(DISTRIBUTION_MAP_VISIBILITY, DISTRIBUTION_MAP_VISIBILITY_DEFAULT);
775
    if(variable_get(DISTRIBUTION_MAP_VISIBILITY, DISTRIBUTION_MAP_VISIBILITY_DEFAULT) == 'always' ||
776
        $map_visibility == 'automatic' && isset($descriptionElements['DistributionInfoDTO']->mapUriParams)
777
      )
778
    {
779
      $distribution_map_query_parameters = $descriptionElements['DistributionInfoDTO']->mapUriParams;
780
    }
781
    $map_render_element = compose_distribution_map($distribution_map_query_parameters);
782
    $block->content[] = $map_render_element;
783

    
784
    $dto_out_array = array();
785

    
786
    // --- Condensed Distribution
787
    if(variable_get(DISTRIBUTION_CONDENSED) && isset($descriptionElements['DistributionInfoDTO']->condensedDistribution)){
788
      $condensed_distribution_markup = '<p class="condensed_distribution">';
789

    
790
	  if(isset($descriptionElements['DistributionInfoDTO']->condensedDistribution->htmlString)){
791
		$condensed_distribution_markup .= $descriptionElements['DistributionInfoDTO']->condensedDistribution->htmlString;
792
	  }
793
      
794
      $condensed_distribution_markup .= '&nbsp;' . l(
795
          font_awesome_icon_markup(
796
            'fa-info-circle',
797
            array(
798
              'alt'=>'help',
799
              'class' => array('superscript')
800
            )
801
          ),
802
          variable_get(DISTRIBUTION_CONDENSED_INFO_PATH, DISTRIBUTION_CONDENSED_INFO_PATH_DEFAULT) ,
803
          array('html' => TRUE));
804
      $condensed_distribution_markup .= '</p>';
805
      $dto_out_array[] = $condensed_distribution_markup;
806
    }
807

    
808
    // --- tree or list
809
    if (isset($descriptionElements['DistributionInfoDTO'])) {
810
      $distribution_info_dto = $descriptionElements['DistributionInfoDTO'];
811

    
812
      // --- tree
813
      if (is_object($distribution_info_dto->tree)) {
814
        $distribution_tree_render_array = compose_distribution_hierarchy($distribution_info_dto->tree, $feature_block_settings);
815
        $dto_out_array[] = $distribution_tree_render_array;
816
      }
817

    
818
      // --- sorted element list
819
      if (is_array($distribution_info_dto->elements) && count($distribution_info_dto->elements) > 0) {
820
        foreach ($distribution_info_dto->elements as $descriptionElement) {
821
          if (is_object($descriptionElement->area)) {
822
            $sortKey = $descriptionElement->area->representation_L10n;
823
            $distributionElements[$sortKey] = $descriptionElement;
824
          }
825
        }
826
        ksort($distributionElements);
827
        $distribution_element_render_array = compose_description_elements_distribution($distributionElements);
828
        $dto_out_array[] = $distribution_element_render_array;
829

    
830
      }
831
      //
832
      $block->content[] = compose_feature_block_wrap_elements(
833
        $dto_out_array, $feature, $distribution_glue, $distribution_sortOutArray
834
      );
835
    }
836

    
837
    // --- TextData at the bottom
838
    if ($text_data_out_array && !variable_get(DISTRIBUTION_TEXTDATA_DISPLAY_ON_TOP, 0)) {
839
      $block->content[] = compose_feature_block_wrap_elements(
840
        $text_data_out_array, $feature, $text_data_glue, $text_data_sortOutArray
841
      );
842
    }
843

    
844
    $block->content[] = markup_to_render_array(render_footnotes('BIBLIOGRAPHY-' . UUID_DISTRIBUTION));
845
    $block->content[] = markup_to_render_array(render_footnotes(UUID_DISTRIBUTION));
846

    
847
    return $block;
848
  }
849

    
850
/**
851
 * Creates the markup for the media associated a DescriptionElement instance.
852
 *
853
 * @param $descriptionElement
854
 *    the DescriptionElement instance
855
 * @param $mimeTypePreference array
856
 *    An array of mime type strings. the order of the mimetypes is the order of preference.
857
 *    E.g.: array('application/pdf','image/jpeg')
858
 *
859
 * @return string
860
 *    The markup
861
 *
862
 * @ingroup compose
863
 */
864
function cdm_description_element_media($descriptionElement, $mimeTypePreference) {
865

    
866
  $out = '';
867

    
868
  _add_js_thickbox();
869

    
870
  $feature = $descriptionElement->feature;
871
  $medias = $descriptionElement->media;
872

    
873
  foreach ($medias as $media) {
874
    $pref_representations = cdm_preferred_media_representations($media, $mimeTypePreference, 300, 400);
875
    $media_representation = array_shift($pref_representations);
876
    if ($media_representation) {
877

    
878
      $content_type_directory = media_content_type_dir($media_representation);
879

    
880
      switch($content_type_directory){
881
        case 'image':
882
          $out .= compose_cdm_media_mime_image($media_representation, $feature);
883
          break;
884
        case 'application':
885
        case 'text':
886
        default:
887
          $out .= compose_cdm_media_mime_application($media_representation, $feature);
888
      }
889
    }
890
    else {
891
      // Media has empty or corrupt representation
892
      if(user_is_logged_in()){
893
        drupal_set_message('The media entity (' . l($media->uuid, path_to_media($media->uuid)) .') has empty or corrupt representation parts. Maybe the URI is empty.' , 'warning');
894
      }
895
    }
896
  }
897
  return $out;
898
}
899

    
900

    
901
  /**
902
   * Composes a drupal render array for single CDM TextData description element.
903
   *
904
   * @param $element
905
   *    The CDM TextData description element.
906
   *  @param $feature_uuid
907
   * @param bool $prepend_feature_label
908
   *   Used in nested feature trees to put the feature as label in front of the description element text representation.
909
   *
910
   * @return array
911
   *   A drupal render array with the following elements being used:
912
   *    - #tag: either 'div', 'li', ...
913
   *    ⁻ #attributes: class attributes
914
   *    - #value_prefix: (optionally) contains footnote anchors
915
   *    - #value: contains the textual content
916
   *    - #value_suffix: (optionally) contains footnote keys
917
   *
918
   * @ingroup compose
919
   */
920
  function compose_description_element_text_data($element, $feature_uuid, $feature_block_settings, $prepend_feature_label = FALSE) {
921

    
922
    $footnote_list_key_suggestion = $feature_uuid;
923

    
924
    $element_markup = '';
925
    if (isset($element->multilanguageText_L10n->text)) {
926
      // TODO replacement of \n by <br> should be configurable
927
      $element_markup = str_replace("\n", "<br/>", $element->multilanguageText_L10n->text);
928
    }
929

    
930
    $render_array = compose_description_element($element, $feature_block_settings, $element_markup, $footnote_list_key_suggestion, $prepend_feature_label);
931

    
932
    return $render_array;
933
  }
934

    
935

    
936
/**
937
 * Theme function to render CDM DescriptionElements of the type TaxonInteraction.
938
 *
939
 * @param $element
940
 *  The CDM TaxonInteraction entity
941
 *
942
 * @return
943
 *  A drupal render array
944
 *
945
 * @ingroup compose
946
 */
947
function compose_description_element_taxon_interaction($element, $feature_block_settings) {
948

    
949
  $out = '';
950

    
951

    
952
  if (isset($element->description_L10n)) {
953
    $out .=  ' ' . $element->description_L10n;
954
  }
955

    
956
  if(isset($element->taxon2)){
957
    $out = render_taxon_or_name($element->taxon2, url(path_to_taxon($element->taxon2->uuid)));
958
  }
959

    
960
  $render_array = compose_description_element($element, $feature_block_settings, $out, $element->feature->uuid);
961

    
962
  return $render_array;
963
}
964

    
965

    
966
/**
967
 * Renders a single instance of the type IndividualsAssociations.
968
 *
969
 * @param $element
970
 *   The CDM IndividualsAssociations entity.
971
 * @param $feature_block_settings
972
 *
973
 * @return array
974
 *   Drupal render array
975
 *
976
 * @ingroup compose
977
 */
978
function compose_description_element_individuals_association($element, $feature_block_settings) {
979

    
980
  $out = '';
981

    
982
  $render_array = compose_cdm_specimen_or_observation($element->associatedSpecimenOrObservation);
983

    
984
  if (isset($element->description_L10n)) {
985
    $out .=  ' ' . $element->description_L10n;
986
  }
987

    
988
  $out .= drupal_render($render_array);
989

    
990
  $render_array = compose_description_element($element, $feature_block_settings, $out, $element->feature->uuid);
991

    
992
  return $render_array;
993
}
994

    
995
/**
996
 * Renders a single instance of the type CategoricalData.
997
 *
998
 * @param $element
999
 *  The CDM CategoricalData entity
1000
 *
1001
 * @param $feature_block_settings
1002
 *
1003
 * @param bool $prepend_feature_label
1004
 *   Used in nested feature trees to put the feature as label in front of the description element text representation.
1005
 *
1006
 * @return array
1007
 *   a drupal render array for given CategoricalData element
1008
 *
1009
 * @ingroup compose
1010
 */
1011
function compose_description_element_categorical_data($element, $feature_block_settings, $prepend_feature_label = FALSE) {
1012

    
1013
  $state_data_markup = render_state_data($element);
1014

    
1015
  $render_array = compose_description_element($element, $feature_block_settings, $state_data_markup, $element->feature->uuid, $prepend_feature_label);
1016

    
1017
  return $render_array;
1018
}
1019

    
1020
/**
1021
 * @param $element
1022
 *
1023
 * @return string
1024
 * the markup
1025
 */
1026
function render_state_data($element) {
1027

    
1028
  $state_data_items = [];
1029

    
1030
  $out = '';
1031

    
1032
  if (isset($element->stateData)) {
1033
    foreach ($element->stateData as $state_data) {
1034

    
1035
      $state = NULL;
1036

    
1037
      if (isset($state_data->state)) {
1038
        $state = cdm_term_representation($state_data->state);
1039

    
1040
          $sample_count = 0;
1041
          if (isset($state_data->count)) {
1042
            $sample_count = $state_data->count;
1043
            $state .= ' [' . $state_data->count . ']';
1044
          }
1045
    
1046
          if (isset($state_data->modifyingText_L10n)) {
1047
            $state .= ' ' . $state_data->modifyingText_L10n;
1048
          }
1049
    
1050
          $modifiers_strings = cdm_modifiers_representations($state_data);
1051
          $state_data_markup = $state . ($modifiers_strings ? ' ' . $modifiers_strings : '');
1052
          // we could use strip_tags() to reduce the markup to text for the key but this is expensive
1053
          $sort_key = str_pad($sample_count, 6, '0', STR_PAD_LEFT) . '_' . $state_data_markup;
1054
          $state_data_items[$sort_key] = $state_data_markup;
1055
      }
1056

    
1057
    }
1058
    krsort($state_data_items);
1059
    $out = '<span class="' . html_class_attribute_ref($element) . '">' . join(', ', $state_data_items) .  '</span>';
1060
  }
1061
  return $out;
1062
}
1063

    
1064

    
1065
/**
1066
 * Theme function to render CDM DescriptionElements of the type QuantitativeData.
1067
 *
1068
 * The function renders the statisticalValues contained in the QuantitativeData
1069
 * entity according to the following scheme:
1070
 *
1071
 * (ExtremeMin)-Min-Average-Max-(ExtremeMax)
1072
 *
1073
 * All modifiers of these values are appended.
1074
 *
1075
 * If the QuantitativeData is containing more statisticalValues with further
1076
 * statisticalValue types, these additional measures will be appended to the
1077
 * above string separated by whitespace.
1078
 *
1079
 * Special cases;
1080
 * 1. Min==Max: this will be interpreted as Average
1081
 *
1082
 * @param $element
1083
 *  The CDM QuantitativeData entity
1084
 *
1085
 * @param $feature_block_settings
1086
 *
1087
 * @param bool $prepend_feature_label
1088
 *   Used in nested feature trees to put the feature as label in front of the description element text representation.
1089
 *
1090
 *
1091
 * @return array
1092
 *   drupal render array for the given QuantitativeData element
1093
 *
1094
 * @ingroup compose
1095
 */
1096
function compose_description_element_quantitative_data($element, $feature_block_settings, $prepend_feature_label = FALSE) {
1097
  /*
1098
   * - statisticalValues
1099
   *   - value
1100
   *   - modifiers
1101
   *   - type
1102
   * - unit->representation_L10n
1103
   * - modifyingText
1104
   * - modifiers
1105
   * - sources
1106
   */
1107

    
1108
  $out = render_quantitative_statistics($element);
1109

    
1110
  $render_array = compose_description_element($element, $feature_block_settings, $out, $element->feature->uuid, $prepend_feature_label);
1111

    
1112
  return $render_array;
1113
}
1114

    
1115
/**
1116
 * Composes the HTML for quantitative statistics
1117
 * @param $element
1118
 *
1119
 * @return string
1120
 */
1121
function render_quantitative_statistics($element) {
1122

    
1123
  $out = '';
1124
  $type_representation = NULL;
1125
  $min_max = statistical_values_array();
1126
  $sample_size_markup = null;
1127

    
1128
  if (isset($element->statisticalValues)) {
1129
    $out = '<span class=\"' . html_class_attribute_ref($element) . '\">';
1130
    $other_values_markup = [];
1131
    foreach ($element->statisticalValues as $statistical_val) {
1132

    
1133
      // compile the full value string which also may contain modifiers
1134
      if (isset($statistical_val->value)) {
1135
        $statistical_val->_value = $statistical_val->value;
1136
      }
1137
      $val_modifiers_strings = cdm_modifiers_representations($statistical_val);
1138
      if ($val_modifiers_strings) {
1139
        $statistical_val->_value = ' ' . $val_modifiers_strings . ' ' . $statistical_val->_value;
1140
      }
1141

    
1142
      // either put into min max array or into $other_values
1143
      // for generic output to be appended to 'min-max' string
1144
      if (array_key_exists(statistical_measure_term2min_max_key($statistical_val->type), $min_max)) {
1145
        $min_max[statistical_measure_term2min_max_key($statistical_val->type)] = $statistical_val;
1146
      }
1147
      else {
1148
        drupal_set_message("Unsupported statistical value type: " . $statistical_val->type->uuid, "error");
1149
      }
1150
    } // end of loop over statisticalValues
1151

    
1152
    // create markup
1153
    $unit = null;
1154
    if (isset($element->unit)) {
1155
      $unit = ' <span class="unit" title="'
1156
        . cdm_term_representation($element->unit) . '">'
1157
        . cdm_term_representation_abbreviated($element->unit)
1158
        . '</span>';
1159
    }
1160
    $min_max_markup = statistical_values($min_max, $unit);
1161
    $out .= $min_max_markup . '</span>';
1162
  }
1163

    
1164
  if($sample_size_markup){
1165
    $out .= ' ' . $sample_size_markup;
1166

    
1167
  }
1168

    
1169
  // modifiers of the description element itself
1170
  $modifier_string = cdm_modifiers_representations($element);
1171
  $out .= ($modifier_string ? ' ' . $modifier_string : '');
1172
  if (isset($element->modifyingText_L10n)) {
1173
    $out = $element->modifyingText_L10n . ' ' . $out;
1174
  }
1175
  return $out;
1176
}
1177

    
1178
function statistical_measure_term2min_max_key($term){
1179
  static $uuid2key = [
1180
    UUID_STATISTICALMEASURE_MIN => 'Min',
1181
    UUID_STATISTICALMEASURE_MAX => 'Max',
1182
    UUID_STATISTICALMEASURE_AVERAGE => 'Average',
1183
    UUID_STATISTICALMEASURE_SAMPLESIZE => 'SampleSize',
1184
    UUID_STATISTICALMEASURE_VARIANCE => 'Variance',
1185
    UUID_STATISTICALMEASURE_TYPICALLOWERBOUNDARY => 'TypicalLowerBoundary',
1186
    UUID_STATISTICALMEASURE_TYPICALUPPERBOUNDARY => 'TypicalUpperBoundary',
1187
    UUID_STATISTICALMEASURE_STANDARDDEVIATION => 'StandardDeviation',
1188
    UUID_STATISTICALMEASURE_EXACTVALUE => 'ExactValue',
1189
    UUID_STATISTICALMEASURE_STATISTICALMEASUREUNKNOWNDATA => 'StatisticalMeasureUnknownData'
1190
  ];
1191
  return $uuid2key[$term->uuid];
1192
}
1193

    
1194

    
1195
/**
1196
 * Wraps the render array for the given feature into an enclosing html tag.
1197
 *
1198
 * Optionally the elements can be sorted and glued together by a separator string.
1199
 *
1200
 * @param array $description_element_render_arrays
1201
 *   An list of render arrays. Which are usually are produced by the compose_description_element()
1202
 *   function. The render arrays should be of #type=html_tag, so that they can understand the #attribute property.
1203
 * @param  $feature :
1204
 *  The feature to which the elements given in $elements are belonging to.
1205
 * @param string $glue :
1206
 *  Defaults to empty string.
1207
 * @param bool $sort
1208
 *   Boolean Whether to sort the $elements alphabetically, default is FALSE
1209
 *
1210
 * @return array
1211
 *    A Drupal render array
1212
 *
1213
 * @ingroup compose
1214
 */
1215
  function compose_feature_block_wrap_elements(array $description_element_render_arrays, $feature, $glue = '', $sort = FALSE)
1216
  {
1217

    
1218
    $feature_block_settings = get_feature_block_settings($feature->uuid);
1219
    $enclosing_tag = $feature_block_settings['as_list'];
1220

    
1221
    if ($sort) { // TODO remove parameter and replace by $feature_block_settings['sort_elements']
1222
      usort($description_element_render_arrays, 'compare_description_element_render_arrays');
1223
    }
1224

    
1225
    $is_first = true;
1226
    foreach($description_element_render_arrays as &$element_render_array){
1227
      if(!is_array($element_render_array)){
1228
        $element_render_array = markup_to_render_array($element_render_array);
1229
      }
1230
      $element_render_array['#attributes']['class'][] = "feature-block-element";
1231

    
1232
      // add the glue!
1233
      if(!$is_first) {
1234
        if (isset($element_render_array['#value'])) {
1235
          $element_render_array['#value'] = $glue . $element_render_array['#value'];
1236
        } elseif (isset($element_render_array['#markup'])) {
1237
          $element_render_array['#markup'] = $glue . $element_render_array['#markup'];
1238
        }
1239
      }
1240
      $is_first = false;
1241
    }
1242

    
1243
    $render_array['elements']['children'] = $description_element_render_arrays;
1244

    
1245
    $render_array['elements']['#prefix'] = '<' . $enclosing_tag . ' class="feature-block-elements" id="' . $feature->representation_L10n . '">';
1246
    $render_array['elements']['#suffix'] = '</' . $enclosing_tag . '>';
1247

    
1248
    return $render_array;
1249
  }
1250

    
1251

    
1252
  /* compose nameInSource or originalNameString as markup
1253
   *
1254
   * @param $source
1255
   * @param $do_link_to_name_used_in_source
1256
   * @param $suppress_for_shown_taxon
1257
   *    the nameInSource will be suppressed when it has the same name as the accepted taxon
1258
   *    for which the taxon page is being created, Defaults to TRUE
1259
   *
1260
   * @return array
1261
   *    A Drupal render array with an additional element, the render array is empty
1262
   *    if the source had no name in source information
1263
   *    - #_plaintext: contains the plaintext version of the name (custom element)
1264
   *
1265
   * @ingroup compose
1266
   */
1267
  function compose_name_in_source($source, $do_link_to_name_used_in_source, $suppress_for_shown_taxon = TRUE) {
1268

    
1269
    $plaintext = NULL;
1270
    $markup = NULL;
1271
    $name_in_source_render_array = array();
1272

    
1273
    static $taxon_page_accepted_name = '';
1274
    $taxon_uuid = get_current_taxon_uuid();
1275
    if($suppress_for_shown_taxon && $taxon_uuid && empty($taxon_page_accepted_name)){
1276

    
1277
      $current_taxon = cdm_ws_get(CDM_WS_PORTAL_TAXON, $taxon_uuid);
1278
      $taxon_page_accepted_name = $current_taxon->name->titleCache;
1279
    }
1280

    
1281
    if (isset($source->nameUsedInSource->uuid) && isset($source->nameUsedInSource->titleCache)) {
1282
      // it is a DescriptionElementSource !
1283
      $plaintext = $source->nameUsedInSource->titleCache;
1284
      if($suppress_for_shown_taxon && $taxon_page_accepted_name == $plaintext){
1285
        return $name_in_source_render_array; // SKIP this name
1286
      }
1287
      $markup = render_taxon_or_name($source->nameUsedInSource);
1288
      if ($do_link_to_name_used_in_source) {
1289
        $markup = l(
1290
          $markup,
1291
          path_to_name($source->nameUsedInSource->uuid),
1292
          array(
1293
            'attributes' => array(),
1294
            'absolute' => TRUE,
1295
            'html' => TRUE,
1296
          ));
1297
      }
1298
    }
1299
    else if (isset($source->originalNameString) && !empty($source->originalNameString)) {
1300
      // the name used in source can not be expressed as valid taxon name,
1301
      // so the editor has chosen to put the freetext name into ReferencedEntityBase.originalNameString
1302
      // field
1303
      // using the originalNameString as key to avoid duplicate entries
1304
      $plaintext = $source->originalNameString;
1305
      if($suppress_for_shown_taxon && $taxon_page_accepted_name == $plaintext){
1306
        return $name_in_source_render_array; // SKIP this name
1307
      }
1308
      $markup = $source->originalNameString;
1309
    }
1310

    
1311
    if ($plaintext) { // checks if we have any content
1312
      $name_in_source_render_array = markup_to_render_array($markup);
1313
      $name_in_source_render_array['#_plaintext'] = $plaintext;
1314
    }
1315

    
1316
    return $name_in_source_render_array;
1317
  }
1318

    
1319

    
1320

    
1321
  /**
1322
   * Return HTML for a list of description elements.
1323
   *
1324
   * Usually these are of a specific feature type.
1325
   *
1326
   * @param $description_elements
1327
   *   array of descriptionElements which belong to the same feature.
1328
   *   These descriptions elements of a Description must be ordered by the chosen feature tree by
1329
   *   calling the function _mergeFeatureTreeDescriptions().
1330
   *   @see _mergeFeatureTreeDescriptions()
1331
   *
1332
   * @param  $feature_uuid
1333
   *
1334
   * @return
1335
   *    A drupal render array for the $descriptionElements, may be an empty array if the textual content was empty.
1336
   *    Footnote key or anchors are not considered to be textual content.
1337
   *
1338
   * @ingroup compose
1339
   */
1340
  function compose_feature_block_items_generic($description_elements, $feature) {
1341

    
1342
    $elements_out_array = array();
1343
    $distribution_tree = null;
1344

    
1345
    /*
1346
     * $feature_block_has_content will be set true if at least one of the
1347
     * $descriptionElements contains some text which makes up some content
1348
     * for the feature block. Footnote keys are not considered
1349
     * to be content in this sense.
1350
     */
1351
    $feature_block_has_content = false;
1352

    
1353
    if (is_array($description_elements)) {
1354
      foreach ($description_elements as $description_element) {
1355
          /* decide based on the description element class
1356
           *
1357
           * Features handled here:
1358
           * all except DISTRIBUTION, COMMON_NAME, USES, IMAGES,
1359
           *
1360
           * TODO provide api_hook as extension point for this?
1361
           */
1362
        $feature_block_settings = get_feature_block_settings($description_element->feature->uuid);
1363
        switch ($description_element->class) {
1364
          case 'TextData':
1365
            $elements_out_array[] = compose_description_element_text_data($description_element, $description_element->feature->uuid, $feature_block_settings);
1366
            break;
1367
          case 'CategoricalData':
1368
            $elements_out_array[] = compose_description_element_categorical_data($description_element, $feature_block_settings);
1369
            break;
1370
          case 'QuantitativeData':
1371
            $elements_out_array[] = compose_description_element_quantitative_data($description_element, $feature_block_settings);
1372
            break;
1373
          case 'IndividualsAssociation':
1374
            $elements_out_array[] = compose_description_element_individuals_association($description_element, $feature_block_settings);
1375
            break;
1376
          case 'TaxonInteraction':
1377
            $elements_out_array[] = compose_description_element_taxon_interaction($description_element, $feature_block_settings);
1378
            break;
1379
          case 'CommonTaxonName':
1380
            $elements_out_array[] = compose_description_element_common_taxon_name($description_element, $feature_block_settings);
1381
            break;
1382
          case 'Uses':
1383
            /* IGNORE Uses classes, these are handled completely in compose_feature_block_items_use_records()  */
1384
            break;
1385
          default:
1386
            $feature_block_has_content = true;
1387
            $elements_out_array[] = markup_to_render_array('<li>No method for rendering unknown description class: ' . $description_element->class . '</li>');
1388
        }
1389
        $elements_out_array_last_item = $elements_out_array[count($elements_out_array) - 1];
1390
        // considering not empty as long as the last item added is a render array
1391
        $feature_block_has_content = $feature_block_has_content || !empty($elements_out_array_last_item['#type']);
1392
      }
1393

    
1394
      // If feature = CITATION sort the list of sources.
1395
      // This is ONLY for FLORA MALESIANA and FLORE d'AFRIQUE CENTRALE.
1396
      if (isset($description_element) && $description_element->feature->uuid == UUID_CITATION) {
1397
        sort($elements_out_array);
1398
      }
1399
    }
1400

    
1401
    // sanitize: remove empty and NULL items from the render array
1402
    $tmp_out_array = $elements_out_array;
1403
    $elements_out_array = array();
1404
    foreach($tmp_out_array as $item){
1405
      if(is_array($item) && count($item) > 0){
1406
        $elements_out_array[] = $item;
1407
      }
1408
    }
1409

    
1410
    return $elements_out_array;
1411
  }
1412

    
1413
/**
1414
 * Composes block of common names for the given DescriptionElements $elements which must be of the feature CommonName
1415
 *
1416
 * @parameter $elements
1417
 *  an array of CDM DescriptionElements either of type CommonName or TextData
1418
 * @parameter $feature
1419
 *  the common feature of all $elements, must be CommonName
1420
 *
1421
 * @return
1422
 *   A drupal render array
1423
 *
1424
 * @ingroup compose
1425
 */
1426
function compose_feature_block_items_feature_common_name($elements, $feature, $weight = FALSE) {
1427

    
1428
  $common_name_out = '';
1429
  $common_name_feature_elements = array();
1430
  $textData_commonNames = array();
1431

    
1432
  $footnote_key_suggestion = 'common-names-feature-block';
1433

    
1434
  $feature_block_settings = get_feature_block_settings(UUID_COMMON_NAME);
1435

    
1436
  if (is_array($elements)) {
1437
    foreach ($elements as $element) {
1438

    
1439
      if ($element->class == 'CommonTaxonName') {
1440

    
1441
        // common name without a language or area, should not happen but is possible
1442
        $language_area_key = '';
1443
        if (isset($element->language->representation_L10n)) {
1444
          $language_area_key .= $element->language->representation_L10n;
1445
        }
1446
        if(isset($element->area->representation_L10n) && strlen($element->area->representation_L10n) > 0){
1447
          $language_area_key .= ($language_area_key ? ' '  : '') . '(' . $element->area->representation_L10n . ')';
1448
        }
1449
        if($language_area_key){
1450
          $language_area_key = '<span class="language-area-label">' . $language_area_key . '<span class="separator">: </span></span>';
1451
        }
1452

    
1453
        if(isset($common_names[$language_area_key][$element->name])) {
1454
          // same name already exists for language and area combination, se we merge the description elements
1455
          cdm_merge_description_elements($common_names[$language_area_key][$element->name], $element);
1456
        } else{
1457
          // otherwise add as new entry
1458
          $common_names[$language_area_key][$element->name] = $element;
1459
        }
1460

    
1461
      }
1462
      elseif ($element->class == 'TextData') {
1463
        $textData_commonNames[] = $element;
1464
      }
1465
    }
1466
  }
1467
  // Handling common names.
1468
  if (isset($common_names) && count($common_names) > 0) {
1469
    // Sorting the array based on the key (language, + area if set).
1470
    // Comment @WA there are common names without a language, so this sorting
1471
    // can give strange results.
1472
    ksort($common_names);
1473

    
1474
    // loop over set of elements per language area
1475
    foreach ($common_names as $language_area_key => $elements) {
1476
      ksort($elements); // sort names alphabetically
1477
      $per_language_area_out = array();
1478

    
1479
      foreach ($elements as $element) {
1480
        $common_name_render_array = compose_description_element_common_taxon_name($element, $feature_block_settings, $footnote_key_suggestion);
1481
        $common_name_markup = drupal_render($common_name_render_array);
1482
        // IMPORTANT!
1483
        // during the above drupal_render the theme_html_tag function is executed, which adds a "\n" character to the end of the markup
1484
        // this is an error and the trailing whitespace needs to be removed
1485
        if(str_endsWith($common_name_markup, "\n")){
1486
          $common_name_markup = substr($common_name_markup, 0, strlen($common_name_markup) - 1);
1487
        }
1488
        $per_language_area_out[] = $common_name_markup;
1489
      }
1490

    
1491
      $common_name_feature_elements[] = $language_area_key . join(', ', $per_language_area_out);
1492
    } // End of loop over set of elements per language area
1493

    
1494

    
1495
    $common_name_feature_elements_render_array = compose_feature_block_wrap_elements(
1496
      $common_name_feature_elements, $feature, '; ', FALSE
1497
    );
1498
    $common_name_out .= drupal_render($common_name_feature_elements_render_array); // FIXME should this be a render array instead?
1499

    
1500
  }
1501

    
1502
  // Handling commons names as text data.
1503
  $text_data_out = array();
1504

    
1505
  foreach ($textData_commonNames as $text_data_element) {
1506
    /* footnotes are not handled correctly in compose_description_element_text_data,
1507
       need to set 'common-names-feature-block' as $footnote_key_suggestion */
1508
    RenderHints::setFootnoteListKey($footnote_key_suggestion);
1509
    $text_data_render_array = compose_description_element_text_data($text_data_element, $text_data_element->feature->uuid, $feature_block_settings);
1510
    $text_data_out[] = drupal_render($text_data_render_array);
1511
  }
1512

    
1513
  $common_name_out_text_data = compose_feature_block_wrap_elements(
1514
    $text_data_out, $feature
1515
  );
1516

    
1517
  $footnotes = render_footnotes('BIBLIOGRAPHY-' . $footnote_key_suggestion);
1518
  $footnotes .= render_footnotes($footnote_key_suggestion);
1519

    
1520
  return  markup_to_render_array(  // FIXME markup_to_render_array should no longer be needed
1521
    '<div class="common-taxon-name">' . $common_name_out . '</div>'
1522
    .'<div class="text-data">' . drupal_render($common_name_out_text_data) . '</div>'
1523
    .$footnotes,
1524
    $weight
1525
  );
1526
}
1527

    
1528
/**
1529
 * Renders a single instance of the type CommonTaxonName.
1530
 *
1531
 * @param $element
1532
 *   The CDM CommonTaxonName entity.
1533
 * @param $feature_block_settings
1534
 *
1535
 * @param $footnote_key
1536
 *
1537
 * @return array
1538
 *   Drupal render array
1539
 *
1540
 * @ingroup compose
1541
 */
1542
function compose_description_element_common_taxon_name($element, $feature_block_settings, $footnote_key = NULL)
1543
{
1544

    
1545
  if(!$footnote_key) {
1546
    $footnote_key = $element->feature->uuid;
1547
  }
1548

    
1549
  $name = '';
1550
  if(isset($element->name)){
1551
    $name = $element->name;
1552
  }
1553

    
1554

    
1555
  return compose_description_element($element, $feature_block_settings, $name, $footnote_key);
1556
}
1557

    
1558
/**
1559
 * Composes the render array for a CDM Distribution description element
1560
 *
1561
 * @param array $description_elements
1562
 *   Array of CDM Distribution instances
1563
 * @param $enclosingTag
1564
 *   The html tag to be use for the enclosing element
1565
 *
1566
 * @return array
1567
 *   A Drupal render array
1568
 *
1569
 * @ingroup compose
1570
 */
1571
function compose_description_elements_distribution($description_elements){
1572

    
1573
  $markup_array = array();
1574
  RenderHints::pushToRenderStack('descriptionElementDistribution');
1575
  RenderHints::setFootnoteListKey(UUID_DISTRIBUTION);
1576

    
1577
  $feature_block_settings = get_feature_block_settings(UUID_DISTRIBUTION);
1578
  $enclosingTag = cdm_feature_block_element_tag_name($feature_block_settings);
1579

    
1580
  foreach ($description_elements as $description_element) {
1581
    RenderHints::setAnnotationsAndSourceConfig(handle_annotations_and_sources_config($feature_block_settings));
1582
    $annotations_and_sources = handle_annotations_and_sources(
1583
      $description_element, $description_element->area->representation_L10n, UUID_DISTRIBUTION
1584
    );
1585

    
1586
    $status = distribution_status_label_and_markup([$description_element->status]);
1587

    
1588
    $out = '';
1589
    $out .= '<' . $enclosingTag . ' class="descriptionElement descriptionElement-' . $description_element->uuid
1590
      . ' " title="' . $status['label']. '">'
1591
      . $description_element->area->representation_L10n
1592
      . $status['markup'];
1593
    if($annotations_and_sources->hasSourceReferences()){
1594
      $out .= ' ' . join(' ', $annotations_and_sources->getSourceReferences());
1595
    }
1596
    $out .= $annotations_and_sources->footNoteKeysMarkup() . '</' . $enclosingTag . '>';
1597
    $markup_array[] = $out;
1598
  }
1599

    
1600
  RenderHints::popFromRenderStack();
1601
  return markup_to_render_array(join('<span class="separator">' . $feature_block_settings['glue'] . '</span>', $markup_array));
1602
}
1603

    
1604
  /**
1605
   * @param array $distribution_status
1606
   * @return array an array with following keys
1607
   *   - 'label': the plain text status label
1608
   *   - 'markup': markup for the status
1609
   */
1610
  function distribution_status_label_and_markup(array $distribution_status, $status_glue = '&#8210; ') {
1611

    
1612
    $status_markup = '';
1613
    $status_label = '';
1614

    
1615
    foreach($distribution_status as $status) {
1616
      $status_label .= ($status_label ? $status_glue : '') . $status->representation_L10n ;
1617
      $status_markup .=  '<span class="distributionStatus"> '
1618
        . ($status_markup ? $status_glue : '')
1619
        . '<span class="distributionStatus-' . $status->idInVocabulary . '">'
1620
        .  $status->representation_L10n
1621
        . '</span></span>';
1622

    
1623
    };
1624
    return ['label' => $status_label, 'markup' => $status_markup];
1625
  }
1626

    
1627

    
1628
  /**
1629
   * Provides the merged feature tree for a taxon profile page.
1630
   *
1631
   * The merging of the profile feature tree is actually done in
1632
   * _mergeFeatureTreeDescriptions(). See this method  for details
1633
   * on the structure of the merged tree.
1634
   *
1635
   * This method provides a hook which can be used to modify the
1636
   * merged feature tree after it has been created, see
1637
   * hook_merged_taxon_feature_tree_alter()
1638
   *
1639
   * @param $taxon
1640
   *    A CDM Taxon instance
1641
   *
1642
   * @return object
1643
   *    The merged feature tree
1644
   *
1645
   */
1646
  function merged_taxon_feature_tree($taxon) {
1647

    
1648
    // 1. fetch descriptions_by_featuretree but exclude the distribution feature
1649
    $merged_tree = cdm_ws_descriptions_by_featuretree(get_profile_feature_tree(), $taxon->uuid, array(UUID_DISTRIBUTION));
1650

    
1651

    
1652
    // 2. find the distribution feature node
1653
    $distribution_node =& cdm_feature_tree_find_node($merged_tree->root->childNodes, UUID_DISTRIBUTION);
1654

    
1655
    if ($distribution_node) {
1656
      // 3. get the distributionInfoDTO
1657
      $query_parameters = cdm_distribution_filter_query();
1658
      $query_parameters['part'] = array('mapUriParams');
1659
      if(variable_get(DISTRIBUTION_CONDENSED)){
1660
        $query_parameters['part'][] = 'condensedDistribution';
1661
      }
1662
      if (variable_get(DISTRIBUTION_ORDER_MODE, DISTRIBUTION_ORDER_MODE_DEFAULT) == 'TREE') {
1663
        $query_parameters['part'][] = 'tree';
1664
      }
1665
      else {
1666
        $query_parameters['part'][] = 'elements';
1667
      }
1668
      $query_parameters['omitLevels'] = array();
1669
      foreach(variable_get(DISTRIBUTION_TREE_OMIT_LEVELS, array()) as $uuid){
1670
        if(is_uuid($uuid)){
1671
          $query_parameters['omitLevels'][] = $uuid;
1672
        }
1673
      }
1674
      $customStatusColorsJson = variable_get(DISTRIBUTION_STATUS_COLORS, NULL);
1675
      if ($customStatusColorsJson) {
1676
        $query_parameters['statusColors'] = $customStatusColorsJson;
1677
      }
1678

    
1679
      $distribution_info_dto = cdm_ws_get(CDM_WS_PORTAL_DESCRIPTION_DISTRIBUTION_INFO_FOR, $taxon->uuid, queryString($query_parameters));
1680
      // 4. get distribution TextData is there are any
1681
      $distribution_text_data = cdm_ws_fetch_all(CDM_WS_DESCRIPTIONELEMENT_BY_TAXON,
1682
        array(
1683
          'taxon' => $taxon->uuid,
1684
          'type' => 'TextData',
1685
          'features' => UUID_DISTRIBUTION
1686
        )
1687
      );
1688

    
1689
      // 5. put all distribution data into the distribution feature node
1690
      if ($distribution_text_data //if text data exists
1691
        || ($distribution_info_dto && isset($distribution_info_dto->tree) && $distribution_info_dto->tree->rootElement->numberOfChildren > 0) // OR if tree element has distribution elements
1692
        || ($distribution_info_dto && !empty($distribution_info_dto->elements))
1693
      ) { // OR if DTO has distribution elements
1694
        $distribution_node->descriptionElements = array('#type' => 'DTO');
1695
        if ($distribution_text_data) {
1696
          $distribution_node->descriptionElements['TextData'] = $distribution_text_data;
1697
        }
1698
        if ($distribution_info_dto) {
1699
          $distribution_node->descriptionElements['DistributionInfoDTO'] = $distribution_info_dto;
1700
        }
1701
      }
1702
    }
1703

    
1704
    // allows modifying the merged tree via a the hook_cdm_feature_node_block_content_alter
1705
    drupal_alter('merged_taxon_feature_tree', $taxon, $merged_tree);
1706

    
1707
    return $merged_tree;
1708
  }
1709

    
1710
  /**
1711
   * @param $distribution_tree
1712
   *  A tree cdm TreeNode items. A TreeNode item has a NamedArea as nodeId
1713
   *  and Distribution items as data array. Per data array some Distributions may
1714
   *  be with status information, others only with sources, others with both.
1715
   *  Each node may also have subordinate node items in the children field.
1716
   *  TreeNode:
1717
   *   - array data
1718
   *   - array children
1719
   *   - int numberOfChildren
1720
   *   - stdClass nodeId
1721
   *
1722
   * @param $feature_block_settings
1723
   *
1724
   * @return array
1725
   * @throws \Exception
1726
   */
1727
  function compose_distribution_hierarchy($distribution_tree, $feature_block_settings){
1728

    
1729
    static $hierarchy_style;
1730
    // TODO expose $hierarchy_style to administration or provide a hook
1731
    if( !isset($hierarchy_style)){
1732
      $hierarchy_style = get_array_variable_merged(DISTRIBUTION_HIERARCHY_STYLE, DISTRIBUTION_HIERARCHY_STYLE_DEFAULT);
1733
    }
1734

    
1735
    $render_array = array();
1736

    
1737
    RenderHints::pushToRenderStack('descriptionElementDistribution');
1738
    RenderHints::setFootnoteListKey(UUID_DISTRIBUTION);
1739

    
1740
    // Returning NULL if there are no description elements.
1741
    if ($distribution_tree == null) {
1742
      return $render_array;
1743
    }
1744
    // for now we are not using a render array internally to avoid performance problems
1745
    $markup = '';
1746
    if (isset($distribution_tree->rootElement->children)) {
1747
      $tree_nodes = $distribution_tree->rootElement->children;
1748
      _compose_distribution_hierarchy($tree_nodes, $feature_block_settings, $markup, $hierarchy_style);
1749
    }
1750

    
1751
    $render_array['distribution_hierarchy'] = markup_to_render_array(
1752
      $markup,
1753
      0,
1754
      '<div id="distribution_hierarchy" class="distribution_hierarchy">',
1755
      '</div>'
1756
    );
1757

    
1758
    RenderHints::popFromRenderStack();
1759

    
1760
    return $render_array;
1761
  }
1762

    
1763
/**
1764
 * this function should produce markup as the
1765
 * compose_description_elements_distribution() function.
1766
 *
1767
 * @param array $tree_nodes
1768
 *  An array of cdm TreeNode items. A TreeNode item has a NamedArea as nodeId
1769
 *  and Distribution items as data array. Per data array some Distributions may
1770
 *  be with status information, others only with sources, others with both.
1771
 *  TreeNode:
1772
 *   - array data
1773
 *   - array children
1774
 *   - int numberOfChildren
1775
 *   - stdClass nodeId
1776
 * @param array $feature_block_settings
1777
 * @param $markup
1778
 * @param $hierarchy_style
1779
 * @param int $level_index
1780
 *
1781
 * @throws \Exception
1782
 *
1783
 * @see compose_description_elements_distribution()
1784
 * @see compose_distribution_hierarchy()
1785
 *
1786
 */
1787
  function _compose_distribution_hierarchy(array $tree_nodes, array $feature_block_settings, &$markup, $hierarchy_style, $level_index = -1){
1788

    
1789
    $level_index++;
1790
    static $enclosingTag = "span";
1791

    
1792
    $level_style = array_shift($hierarchy_style);
1793
    if(count($hierarchy_style) == 0){
1794
      // lowest defined level style will be reused for all following levels
1795
      $hierarchy_style[] = $level_style;
1796
    }
1797

    
1798
    $node_index = -1;
1799
    $per_node_markup = array();
1800

    
1801
    foreach ($tree_nodes as $node){
1802

    
1803
      $per_node_markup[++$node_index] = '';
1804
      $label = $node->nodeId->representation_L10n;
1805

    
1806
      $distributions = $node->data;
1807
      $distribution_uuids = array();
1808
      $distribution_aggregate = NULL;
1809
      $status = ['label' => '', 'markup' => ''];
1810

    
1811
      foreach($distributions as $distribution){
1812
        $distribution_uuids[] = $distribution->uuid;
1813
        // if there is more than one distribution we aggregate the sources and
1814
        // annotations into a synthetic distribution so that the footnote keys
1815
        // can be rendered consistently
1816
        if(!$distribution_aggregate) {
1817
          $distribution_aggregate = $distribution;
1818
          if(isset($distribution->status)){
1819
            $distribution_aggregate->status = [$distribution->status];
1820
          } else {
1821
            $distribution_aggregate->status = [];
1822
          }
1823
          if(!isset($distribution_aggregate->sources[0])){
1824
            $distribution_aggregate->sources = array();
1825
          }
1826
          if(!isset($distribution_aggregate->annotations[0])){
1827
            $distribution_aggregate->annotations = array();
1828
          }
1829
        } else {
1830
          if(isset($distribution->status)){
1831
            $distribution_aggregate->status[] = $distribution->status;
1832
          }
1833
          if(isset($distribution->sources[0])) {
1834
            $distribution_aggregate->sources = array_merge($distribution_aggregate->sources,
1835
              $distribution->sources);
1836
          }
1837
          if(isset($distribution->annotations[0])) {
1838
            $distribution_aggregate->annotations = array_merge($distribution_aggregate->annotations,
1839
              $distribution->annotations);
1840
          }
1841
        }
1842
      }
1843

    
1844
      $annotations_and_sources =  null;
1845
      if($distribution_aggregate) {
1846
        RenderHints::setAnnotationsAndSourceConfig(handle_annotations_and_sources_config($feature_block_settings));
1847
        $annotations_and_sources = handle_annotations_and_sources(
1848
          $distribution_aggregate, $label, UUID_DISTRIBUTION
1849
        );
1850
        $status = distribution_status_label_and_markup($distribution_aggregate->status, $level_style['status_glue']);
1851
      }
1852

    
1853
      $per_node_markup[$node_index] .= '<' . $enclosingTag . ' class="descriptionElement'
1854
        . join(' descriptionElement-', $distribution_uuids)
1855
        . ' level_index_' . $level_index
1856
        . ' " title="' . $status['label'] . '">'
1857
        . '<span class="area_label">' . $label
1858
        . $level_style['label_suffix'] . '</span>'
1859
        . $status['markup']
1860
      ;
1861

    
1862
      if(isset($annotations_and_sources)){
1863
        if($annotations_and_sources->hasSourceReferences()){
1864
          $per_node_markup[$node_index] .= ' ' . join(', ' , $annotations_and_sources->getSourceReferences());
1865
        }
1866
        if($annotations_and_sources->hasFootnoteKeys()) {
1867
          $per_node_markup[$node_index] .= $annotations_and_sources->footNoteKeysMarkup();
1868
        }
1869
      }
1870

    
1871
      if(isset($node->children[0])){
1872
        $per_node_markup[$node_index] .= $level_style['item_suffix'];
1873
        _compose_distribution_hierarchy(
1874
          $node->children,
1875
          $feature_block_settings,
1876
          $per_node_markup[$node_index],
1877
          $hierarchy_style,
1878
          $level_index
1879
        );
1880
      }
1881

    
1882
      $per_node_markup[$node_index] .= '</' . $enclosingTag . '>';
1883
    }
1884
    $markup .= $level_style['item_group_prefix']  . join( $level_style['item_glue'], $per_node_markup) . $level_style['item_group_postfix'];
1885
  }
1886

    
1887

    
1888
/**
1889
 * Provides the content for a block of Uses Descriptions for a given taxon.
1890
 *
1891
 * Fetches the list of TaxonDescriptions tagged with the MARKERTYPE_USE
1892
 * and passes them to the theme function theme_cdm_UseDescription().
1893
 *
1894
 * @param string $taxon_uuid
1895
 *   The uuid of the Taxon
1896
 *
1897
 * @return array
1898
 *   A drupal render array
1899
 */
1900
function cdm_block_use_description_content($taxon_uuid, $feature) {
1901

    
1902
  $use_description_content = array();
1903

    
1904
  if (is_uuid($taxon_uuid )) {
1905
    $markerTypes = array();
1906
    $markerTypes['markerTypes'] = UUID_MARKERTYPE_USE;
1907
    $useDescriptions = cdm_ws_fetch_all(CDM_WS_PORTAL_TAXON . '/' . $taxon_uuid . '/descriptions', $markerTypes);
1908
    if (!empty($useDescriptions)) {
1909
      $use_description_content = compose_feature_block_items_use_records($useDescriptions, $taxon_uuid, $feature);
1910
    }
1911
  }
1912

    
1913
  return $use_description_content;
1914
}
1915

    
1916
/**
1917
 * Creates a trunk of a feature object which can be used to build pseudo feature blocks like the Bibliography.
1918
 *
1919
 * @param $representation_L10n
1920
 * @param String $pseudo_feature_key
1921
 *    Will be set as uuid but should be one of 'BIBLIOGRAPHY', ... more to come. See also get_feature_block_settings()
1922
 *
1923
 * @return object
1924
 *  The feature object
1925
 */
1926
function make_pseudo_feature($representation_L10n, $pseudo_feature_key = null){
1927
  $feature = new stdClass;
1928
  $feature->representation_L10n = $representation_L10n;
1929
  $feature->uuid = NULL; // $pseudo_feature_key;
1930
  $feature->label = $pseudo_feature_key;
1931
  $feature->class = 'PseudoFeature';
1932

    
1933
  return $feature;
1934

    
1935
}
1936

    
1937
/**
1938
 * @param $root_nodes, for obtaining the  root nodes from a description you can
1939
 * use the function get_root_nodes_for_dataset($description);
1940
 *
1941
 * @return string
1942
 */
1943
function render_description_string($root_nodes, &$item_cnt = 0) {
1944

    
1945
  $out = '';
1946

    
1947
  $description_strings= [];
1948
  if (!empty($root_nodes)) {
1949
    foreach ($root_nodes as $root_node) {
1950
      if(isset($root_node->descriptionElements)) {
1951
        foreach ($root_node->descriptionElements as $element) {
1952
          $feature_label = $element->feature->representation_L10n;
1953
          if($item_cnt == 0){
1954
            $feature_label = ucfirst($feature_label);
1955
          }
1956
          switch ($element->class) {
1957
            case 'CategoricalData':
1958
              $state_data = render_state_data($element);
1959
              if (!empty($state_data)) {
1960
                if(is_suppress_state_present_display($element, $root_node)){
1961
                  $description_strings[] = '<span class="'. html_class_attribute_ref($element) .'"><span class="label">' . $feature_label . '</span>: '  . '</span>';
1962
                } else {
1963
                  $description_strings[] = '<span class="'. html_class_attribute_ref($element) .'"><span class="label">' . $feature_label . '</span>: ' . $state_data . '</span>;' ;
1964
                }
1965
              }
1966
              break;
1967
            case 'QuantitativeData':
1968
              $description_strings[] = '<span class="'. html_class_attribute_ref($element) .'"><span class="label">' . $feature_label . '</span>: ' . render_quantitative_statistics($element) . '</span>;';
1969
              break;
1970
          }
1971
        }
1972
        $item_cnt++;
1973
      }
1974

    
1975
      // recurse child nodes
1976
      $child_markup = render_description_string($root_node->childNodes, $item_cnt);
1977
      if($child_markup){
1978
        $description_strings[] = $child_markup;
1979
      }
1980
    }
1981
    if(count($description_strings) > 0){
1982
      // remove last semicolon
1983
      $description_strings[count($description_strings) - 1] = preg_replace('/;$/', '', $description_strings[count($description_strings) - 1]);
1984
    }
1985
    $out  = join(' ', $description_strings);
1986
  }
1987
  return $out;
1988
}
1989

    
1990
/**
1991
 * Compose a description as a table of Feature<->State
1992
 *
1993
 * @param $description_uuid
1994
 *
1995
 * @return array
1996
 *    The drupal render array for the page
1997
 *
1998
 * @ingroup compose
1999
 */
2000
function  compose_description_table($description_uuid, $descriptive_dataset_uuid = NULL) {
2001

    
2002
  RenderHints::pushToRenderStack('description_table');
2003

    
2004
  $render_array = [];
2005

    
2006
  $description = cdm_ws_get(CDM_WS_PORTAL_DESCRIPTION, [$description_uuid]);
2007
  $dataSet = NULL;
2008
  // dataset passed as parameter
2009
  if ($descriptive_dataset_uuid != NULL) {
2010
    foreach ($description->descriptiveDataSets as $set) {
2011
      if ($set->uuid == $descriptive_dataset_uuid) {
2012
        $dataSet = $set;
2013
        break;
2014
      }
2015
    }
2016
  }
2017

    
2018
  if(!empty($description->descriptiveDataSets)) {
2019
    // only one dataset present
2020
    if (!isset($dataSet) && sizeof($description->descriptiveDataSets) == 1) {
2021
      foreach ($description->descriptiveDataSets as $dataSet) {
2022
        break;
2023
      }
2024
    }
2025

    
2026
    // generate description title
2027
    RenderHints::pushToRenderStack('title');
2028
    if (isset($dataSet)) {
2029

    
2030
      $described_entity_title = NULL;
2031
      if(isset($description->describedSpecimenOrObservation)){
2032
        $described_entity_title = $description->describedSpecimenOrObservation->titleCache;
2033
      } else if($description->taxon) {
2034
          $described_entity_title = render_taxon_or_name($description->taxon);
2035
      }
2036
      $title = 'Descriptive Data ' . $dataSet->titleCache .
2037
        ($described_entity_title ? ' for ' . $described_entity_title : '');
2038
    }
2039
    $render_array['title'] = markup_to_render_array($title, null, '<h3 class="title">', '</h3>');
2040
    RenderHints::popFromRenderStack();
2041
    // END of --- generate description title
2042

    
2043
    if (isset($description->types)) {
2044
      foreach ($description->types as $type) {
2045
        if ($type == 'CLONE_FOR_SOURCE') {
2046
          $render_array['source'] = markup_to_render_array("Aggregation source from " . $description->created, null, '<div class="date-created">', '</div>');
2047
          break;
2048
        }
2049
      }
2050
    }
2051
  }
2052
  // multiple datasets present see #8714 "Show multiple datasets per description as list of links"
2053
  else {
2054
    $items = [];
2055
    foreach ($description->descriptiveDataSets as $dataSet) {
2056
      $path = path_to_description($description->uuid, $dataSet->uuid);
2057
      $attributes['class'][] = html_class_attribute_ref($description);
2058
      $items[] = [
2059
        'data' => $dataSet->titleCache . icon_link($path),
2060
      ];
2061
    }
2062
    $render_array['description_elements'] = [
2063
      '#title' => 'Available data sets for description',
2064
      '#theme' => 'item_list',
2065
      '#type' => 'ul',
2066
      '#items' => $items,
2067
    ];
2068
  }
2069

    
2070
  $described_entities = [];
2071
  if (isset($description->describedSpecimenOrObservation)) {
2072
    $decr_entitiy = '<span class="label">Specimen:</span> ' . render_cdm_specimen_link($description->describedSpecimenOrObservation);
2073
    $described_entities['specimen'] = markup_to_render_array($decr_entitiy, null, '<div>', '</div>');
2074
  }
2075
  if (isset($description->taxon)) {
2076
    $decr_entitiy = '<span class="label">Taxon:</span> ' . render_taxon_or_name($description->taxon, url(path_to_taxon($description->taxon->uuid)));
2077
    $described_entities['taxon'] = markup_to_render_array($decr_entitiy, null, '<div>', '</div>');
2078
  }
2079

    
2080
  if(count($described_entities)){
2081
    $render_array['described_entities'] = $described_entities;
2082
    $render_array['described_entities']['#prefix'] = '<div class="described-entities">';
2083
    $render_array['described_entities']['#suffix'] = '</div>';
2084
  }
2085

    
2086

    
2087
  $root_nodes = get_root_nodes_for_dataset($description);
2088

    
2089

    
2090
  $rows = [];
2091
  $rows = description_element_table_rows($root_nodes, $rows);
2092

    
2093
  // --- create headers
2094
  $header = [0 => [], 1 => []];
2095

    
2096
  foreach($rows as $row) {
2097
    if(array_search('Character', $row['class']) && array_search('Character', $header[0]) === false){
2098
      $header[0][] = 'Character';
2099
    } elseif (array_search('Feature', $row['class']) && array_search('Feature', $header[0]) === false){
2100
      $header[0][] = 'Feature';
2101
    }
2102
    if(array_search('has_state', $row['class']) && array_search('States', $header[1]) === false){
2103
      $header[1][] = 'States';
2104
    } elseif (array_search('has_values', $row['class']) && array_search('Values', $header[1]) === false){
2105
      $header[1][] = 'Values';
2106
    }
2107
  }
2108
  asort($header[0]);
2109
  asort($header[1]);
2110
  $header[0] = join('/', $header[0]);
2111
  $header[1] = join('/', $header[1]);
2112

    
2113
  // ---
2114

    
2115
  if (!empty($rows)) {
2116
    $render_array['table'] = markup_to_render_array(theme('table', [
2117
      'header' => $header,
2118
      'rows' => $rows,
2119
      'caption' => statistical_values_explanation(),
2120
      'title' => "Table"
2121
    ]));
2122
  }
2123

    
2124
  // --- sources
2125
  if (isset($description->sources) and !empty($description->sources)) {
2126
    $items = [];
2127
    foreach ($description->sources as $source) {
2128
      if ($source->type == 'Aggregation' and isset($source->cdmSource)){
2129
        $cdm_source_entity = $source->cdmSource;
2130
        switch($cdm_source_entity->class){
2131
          case 'Taxon':
2132
            $source_link_markup = render_taxon_or_name($cdm_source_entity) . icon_link(path_to_taxon($cdm_source_entity->uuid, false));
2133
            break;
2134
          case 'TaxonDescription':
2135
          case 'NameDescription':
2136
          case 'SpecimenDescription':
2137
            $source_link_markup = render_cdm_entity_link($cdm_source_entity);
2138
            break;
2139
          default:
2140
            $source_link_markup = '<span class="error">Unhandled CdmSource</span>';
2141
        }
2142
        $items[$cdm_source_entity->titleCache] = [
2143
          'data' => $source_link_markup
2144
        ];
2145
      }
2146
    }
2147
    ksort($items);
2148
    $render_array['sources'] = [
2149
      '#title' => 'Sources',
2150
      '#theme' => 'item_list',
2151
      '#type' => 'ul',
2152
      '#items' => $items,
2153
      '#attributes' => ['class' => 'sources']
2154
    ];
2155
    $render_array['#prefix'] = '<div class="description-table">';
2156
    $render_array['#suffix'] = '</div>';
2157
  }
2158

    
2159
  RenderHints::popFromRenderStack();
2160

    
2161
  return $render_array;
2162
}
2163

    
2164
/**
2165
 * For a given description returns the root nodes according to the
2166
 *corresponding term tree. The term tree is determined as follow:
2167
 * 1. If description is part of a descriptive data set the term tree of that
2168
 *    data set is used (FIXME handle multiple term trees)
2169
 * 2. Otherwise the portal taxon profile tree is used
2170
 * @param $description
2171
 *
2172
 * @return array
2173
 */
2174
function get_root_nodes_for_dataset($description) {
2175
  if (!empty($description->descriptiveDataSets)) {
2176
    foreach ($description->descriptiveDataSets as $dataSet) {
2177
      break;// FIXME handle multiple term trees
2178
    }
2179
    $tree = cdm_ws_get(CDM_WS_TERMTREE, $dataSet->descriptiveSystem->uuid);
2180
    $root_nodes = _mergeFeatureTreeDescriptions($tree->root->childNodes, $description->elements);
2181
  }
2182
  else {
2183
    $root_nodes = _mergeFeatureTreeDescriptions(get_profile_feature_tree()->root->childNodes, $description->elements);
2184
  }
2185
  return $root_nodes;
2186
}
2187

    
2188
/**
2189
 * Recursively creates an array of row items to be used in theme_table.
2190
 *
2191
 * The array items will have am element 'class' with information on the
2192
 * nature of the DescriptionElement ('has_values' | 'has_state') and on the
2193
 * type of the FeatureNode ('Feature' | 'Character')
2194
 *
2195
 * @param array $root_nodes
2196
 * @param array $row_items
2197
 * @param int $level
2198
 *     the depth in the hierarchy
2199
 *
2200
 * @return array
2201
 *  An array of row items to be used in theme_table
2202
 *
2203
 *
2204
 */
2205
function description_element_table_rows($root_nodes, $row_items, $level = 0) {
2206

    
2207
  $indent_string = '&nbsp;&nbsp;&nbsp;';
2208
  foreach ($root_nodes as $root_node) {
2209
    if(isset($root_node->descriptionElements)) {
2210
      foreach ($root_node->descriptionElements as $element) {
2211
        $level_indent = str_pad('', $level * strlen($indent_string), $indent_string);
2212
        switch ($element->class) {
2213
          case 'QuantitativeData':
2214
            $row_items[] = [
2215
              'data' => [
2216
                [
2217
                  'data' => markup_to_render_array($level_indent . $element->feature->representation_L10n),
2218
                  'class' => ['level_' . $level]
2219
                ],
2220
                render_quantitative_statistics($element)
2221
              ],
2222
              'class' => ['level_' . $level, 'has_values', $element->feature->class]
2223
            ];
2224
            break;
2225
          case 'CategoricalData':
2226
            default:
2227
            if (!empty($element->stateData)) {
2228
              $supress_state_display = is_suppress_state_present_display($element, $root_node);
2229
              if(!$supress_state_display){
2230
                $state_cell = render_state_data($element);
2231
              } else {
2232
                $state_cell = "<span> </span>";
2233
              }
2234
              $row_items[] = [
2235
                'data' => [
2236
                  [
2237
                    'data' => markup_to_render_array($level_indent . $element->feature->representation_L10n),
2238
                    'class' => ['level_' . $level]
2239
                  ],
2240
                  $state_cell,
2241
                ],
2242
                'class' => ['level_' . $level, 'has_state', $element->feature->class]
2243
              ];
2244
            }
2245
            break;
2246
        }
2247
      }
2248
    }
2249
    // recurse child nodes
2250
    $row_items = description_element_table_rows($root_node->childNodes, $row_items, $level + 1);
2251
  }
2252
  return $row_items;
2253
}
2254

    
2255
/**
2256
 * @param $element
2257
 * @param $root_node
2258
 *
2259
 * @return bool
2260
 */
2261
function is_suppress_state_present_display($element, $root_node) {
2262
  return count($element->stateData) == 1 & $element->stateData[0]->state->representation_L10n == 'present' && is_array($root_node->childNodes);
2263
}
2264

    
2265

    
2266

    
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