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<?php
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// $Id$
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/**
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* @file
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* Functions which are required or useful when accessing and processing CDM Data Store Webservices
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*
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* Naming conventions:
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* ----------------------
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*
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* - all webservice access methods are prefixed with cdm_ws
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*
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*
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* Copyright (C) 2007 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*/
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require_once ('xml2json.php');
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require_once ('uuids.php');
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define(DEFAULT_TAXONTREE_RANKLIMIT, '');//TODO Genus UUID
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/**
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* Implementation of hook_requirements()
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*/
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function cdm_api_requirements() {
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$requirements['cdm_api'] = array(
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'title' => t('CDM API')
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);
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if( function_exists('curl_init') ){
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$requirements['cdm_api']['description'] = ''; // description below title is not jet in use
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$requirements['cdm_api']['value'] = 'CURL php extension is available.';
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} else {
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$requirements['cdm_api']['value'] = 'CURL php extension is missing.';
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}
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//FIXME: once _get_content_fsockopen is implemented change severity to REQUIREMENT_WARNING,
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$requirements['cdm_api']['severity'] = (function_exists('curl_init') ? REQUIREMENT_OK : REQUIREMENT_ERROR);
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return $requirements;
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}
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/**
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* Implementation of hook_menu()
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*/
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function cdm_api_menu($may_cache) {
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$items = array();
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if ($may_cache) {
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$items[] = array(
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// usage: url('cdm_api/proxy/'.urlencode($content_url)."/$theme");
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'path' => 'cdm_api/proxy',
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'callback' => 'proxy_content',
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'access' => true,
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'type' => MENU_CALLBACK,
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);
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}
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return $items;
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}
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/**
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* Configures the settings forfm for the CDM-API module.
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*
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* @return Array Drupal settings form
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*/
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function cdm_api_settings_form(){
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$form['cdm_webservice'] = array(
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'#type' => 'fieldset',
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'#title' => t('CDM Web Service'),
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'#collapsible' => FALSE,
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'#collapsed' => FALSE,
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);
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$form['cdm_webservice']['cdm_webservice_url'] = array(
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'#type' => 'textfield',
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'#title' => t('CDM Web Service URL'),
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'#description' => t('The URL of CDM Webservice which delivers the data to be published.'),
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'#default_value' => variable_get('cdm_webservice_url', NULL),
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);
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$form['cdm_webservice']['taxontree_ranklimit'] = array(
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'#type' => 'select',
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'#title' => t('Rank of highest displayed taxon'),
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'#default_value' => variable_get('taxontree_ranklimit', DEFAULT_TAXONTREE_RANKLIMIT_UUID),
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'#options' => cdm_rankVocabulary_as_option(),
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'#description' => t('The rank of the highest displayed taxon in the taxontree.'),
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);
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/*
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$form['cdm_webservice']['cdm_webservice_isStub'] = array(
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'#type' => 'checkbox',
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'#title' => t('Use Web Service Stub'),
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'#default_value' => variable_get('cdm_webservice_isStub', 1),
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'#description' => t('Use a static web service stub. Only for development. For further information please refer to the ')
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.l('ws_stub/README.txt', 'http://dev.e-taxonomy.eu/svn/trunk/drupal/modules/cdm_dataportal/cdm/ws_stub/README.txt', array('target'=>'_blank')),
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);
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$form['cdm_webservice']['cdm_webservice_type'] = array(
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'#type' => 'select',
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'#title' => t('Web Service Type'),
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'#default_value' => variable_get('cdm_webservice_type', 'json'),
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'#options' => array(
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'xml' => t('XML'),
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'json' => t('JSON'),
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),
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'#description' => t('The response data type of the web service.'),
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);
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*/
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$form['cdm_webservice']['cdm_webservice_cache'] = array(
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'#type' => 'checkbox',
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'#title' => t('Enable Caching'),
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'#default_value' => variable_get('cdm_webservice_cache', 1),
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'#description' => t('Enable caching of webservice responses on simple requests, '
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.'that is requests which only have one parameter generally a UUID or a concatenation of UUIDs')
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);
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$form['cdm_webservice']['proxy'] = array(
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'#type' => 'fieldset',
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'#title' => t('Proxy'),
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'#collapsible' => TRUE,
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'#collapsed' => TRUE
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);
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$form['cdm_webservice']['proxy']['cdm_webservice_proxy_url'] = array(
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'#type' => 'textfield',
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'#title' => t('Proxy URL'),
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'#description' => t('If this proxy url is set the cdm api tries
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to connect the web service over the given proxy server.
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Otherwise proxy usage is deactivated.'),
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'#default_value' => variable_get('cdm_webservice_proxy_url', false),
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);
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$form['cdm_webservice']['proxy']['cdm_webservice_proxy_port'] = array(
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'#type' => 'textfield',
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'#title' => t('Proxy Port'),
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'#default_value' => variable_get('cdm_webservice_proxy_port', '80'),
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);
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$form['cdm_webservice']['proxy']['cdm_webservice_proxy_usr'] = array(
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'#type' => 'textfield',
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'#title' => t('Login'),
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'#default_value' => variable_get('cdm_webservice_proxy_usr', false),
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);
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$form['cdm_webservice']['proxy']['cdm_webservice_proxy_pwd'] = array(
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'#type' => 'textfield',
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'#title' => t('Password'),
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'#default_value' => variable_get('cdm_webservice_proxy_pwd', false),
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);
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$form['cdm_webservice']['cdm_webservice_debug'] = array(
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'#type' => 'checkbox',
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'#title' => t('Debug CDM Web Service'),
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'#default_value' => variable_get('cdm_webservice_debug', 1),
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'#description' => t('Enable CDM Web Service debugging messages. Only visible for administrators!')
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);
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return $form;
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}
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/**
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* Implementation of hook_cron().
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*
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* Expire outdated cache entries
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*/
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function cdm_api_cron() {
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cache_clear_all(NULL, 'cache_cdm_ws');
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}
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// ----------------------------------------------------------- //
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/**
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* Converts an array of TagedText items into a sequence of corresponding html tags whereas
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* each item will provided with a class attribute which set to the key of the TaggedText item.
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*
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* @param array $taggedtxt
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* @param String $tag
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* @param String $glue the string by which the chained text tokens are concatenated together.
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* Default is a blank character
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* @return String of HTML
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*/
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function cdm_taggedtext2html(array &$taggedtxt, $tag = 'span', $glue = ' ', $skiptags = array()){
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$out = '';
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$i = 0;
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foreach($taggedtxt as $tt){
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if(!in_array($tt->type, $skiptags) && strlen($tt->text) > 0){
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$out .= (strlen($out) > 0 && ++$i < count($taggedtxt)? $glue : '').'<'.$tag.' class="'.$tt->type.'">'.t($tt->text).'</'.$tag.'>';
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}
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}
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return $out;
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}
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/**
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* Finds the text tagged with $$tag_type in an array of taggedText instances
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*
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* @param array $taggedtxt
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* @param string $tag_type
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* @return the text mapped by $tag_type or an empty string
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*/
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function cdm_taggedtext_value(array &$taggedtxt = array(), $tag_type){
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foreach($taggedtxt as $tagtxt){
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if($tagtxt->type == $tag_type)
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return $tagtxt->text;
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}
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return '';
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}
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/**
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* media Array [4]
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* representations Array [3]
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* mimeType image/jpeg
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* representationParts Array [1]
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* duration 0
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* heigth 0
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* size 0
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* uri http://wp5.e-taxonomy.eu/dataportal/cichorieae/media/protolog/jpeg/Acanthocephalus_p1.jpg
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* uuid 15c687f1-f79d-4b79-992f-7ba0f55e610b
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* width 0
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* suffix jpg
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* uuid 930b7d51-e7b6-4350-b21e-8124b14fe29b
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* title
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* uuid 17e514f1-7a8e-4daa-87ea-8f13f8742cf9
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*
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* @param unknown_type $media
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* @param array $mimeTypes
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* @param unknown_type $width
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* @param unknown_type $height
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* @return unknown
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*/
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function cdm_preferred_media_representations($media, array $mimeTypes, $width = 400, $height = 300){
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/**
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*
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*/
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$prefRepr = array();
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if(!isset($media->representations[0])){
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return $prefRepr;
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}
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while(count($mimeTypes) > 0){
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// getRepresentationByMimeType
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$mimeType = array_shift($mimeTypes);
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foreach($media->representations as $representation){
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if($representation->mimeType == $mimeType){
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// preffered mimetype found -> erase all remaining mimetypes to end loop
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$mimeTypes = array();
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$dwa = 0;
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// look for part with the best matching size
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foreach($representation->parts as $part){
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$dw = $part->width * $part->height - $height * $width;
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if($dw < 0){
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$dw *= -1;
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}
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$dwa+= $dw;
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}
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$dwa = (count($representation->parts)>0) ? $dwa / count($representation->parts) : 0;
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$prefRepr[$dwa.'_'.$mimeTypeKey] = $representation;
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}
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}
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}
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// sort
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krsort($prefRepr);
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// return
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return $prefRepr;
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}
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/**
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* expects an ISO 8601 time representations of a org.joda.time.Partial
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* of the form yyyy-MM-dd and returns the year as String.
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* In case the year is unknown (= ????) null is returned.
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*
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* @param ISO 8601 time representations of a org.joda.time.Partial
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* @return String
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*/
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function partialToYear($partial){
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if(is_string($partial)){
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$year = substr($partial, 0, 4);
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if($year != '??'){
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return $year;
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}
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}
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return;
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}
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/**
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* expects an ISO 8601 time representations of a org.joda.time.Partial
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* of the form yyyy-MM-dd and returns the month as String.
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* In case the month is unknown (= ???) null is returned.
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*
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* @param ISO 8601 time representations of a org.joda.time.Partial
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* @return String
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*/
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function partialToMonth($partial){
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if(is_string($partial)){
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$month = substr($partial, 5, 2);
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if($month != '??'){
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return $month;
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}
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}
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return;
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}
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/**
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* expects an ISO 8601 time representations of a org.joda.time.Partial
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* of the form yyyy-MM-dd and returns the day as String.
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* In case the day is unknown (= ???) null is returned.
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*
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* @param ISO 8601 time representations of a org.joda.time.Partial
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* @return String
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*/
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function partialToDay($partial){
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if(is_string($partial)){
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$day = substr($partial, 7, 2);
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if($day != '??'){
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return $day;
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}
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}
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return;
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}
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/**
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*
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* @param $uri_pattern
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* @param $pathParameters an array of path elements, or a single element
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* @param $query A query string to append to the URL.
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* @return unknown_type
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*/
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function cdm_compose_url($uri_pattern, $pathParameters = array(), $query = NULL ){
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$request_params = '';
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$path_params = '';
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340
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/* (1)
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* substitute all place holders ($0, $1, ..) in the
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* $uri_pattern by the according element of the $pathParameters array
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*/
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static $helperArray = array();
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if($pathParameters && !is_array($pathParameters)){
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$helperArray[0] = $pathParameters;
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$pathParameters = $helperArray;
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}
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349
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350
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$i = 0;
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while(strpos($uri_pattern, "$".$i) !== FALSE){
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if(count($pathParameters) <= $i){
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drupal_set_message('cdm_compose_url(): missing pathParameters', 'debug');
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}
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$uri_pattern = str_replace("$".$i, rawurlencode($pathParameters[$i]), $uri_pattern);
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++$i;
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357
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}
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358
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359
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/* (2)
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360
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* Append all remaining element of the $pathParameters array as path elements
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361
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*/
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362
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if(count($pathParameters) > $i){
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363
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// strip trailing slashes
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364
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if(strrchr($uri_pattern, '/') == strlen($uri_pattern)){
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365
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$uri_pattern = substr($uri_pattern, 0, strlen($uri_pattern) - 1);
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}
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367
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while(count($pathParameters) > $i){
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368
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$uri_pattern .= '/' . $pathParameters[$i];
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369
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++$i;
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370
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}
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371
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}
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372
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373
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/* (3)
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374
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* Append the query string supplied by $query
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375
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*/
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376
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if (isset($query)) {
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377
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$uri_pattern .= (strpos($uri_pattern, '?') !== FALSE ? '&' : '?') . $query;
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378
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}
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379
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380
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$path = $ws_name.$uri_pattern;
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381
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382
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$uri = variable_get('cdm_webservice_url', '').$path;
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383
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return $uri;
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384
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}
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385
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|
386
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|
387
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function proxy_content($uri, $theme = null){
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388
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|
389
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$args = func_get_args();
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390
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391
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$uriEncoded = array_shift($args);
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392
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$uri = urldecode($uriEncoded);
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393
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$theme = array_shift($args);
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394
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395
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$request_method = strtoupper($_SERVER["REQUEST_METHOD"]);
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396
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397
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if($request_method == "POST"){
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398
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|
399
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$parameters = $_POST;
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400
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|
401
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$post_data = array();
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402
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foreach ($parameters as $k=>$v)
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403
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{
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404
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$post_data[] = "$k=".utf8_encode($v);
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405
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}
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406
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$post_data = implode(',', $post_data);
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407
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408
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// testing
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409
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$data = cdm_http_request($uri, "POST", $post_data);
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print $data;
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411
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|
412
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}else if(strpos($theme, '/') > 0){ // must be a mimetype
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413
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header('Content-Type: '.$theme);
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$data = _http_request_binary($uri);
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415
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print $data;
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exit;
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417
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} else {
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418
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// in all other cases perform a simple get request
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419
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//TODO reconsider caching logic in this function
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420
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if(!$theme){
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421
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// print out JSON, the cache cannot be used since it contains objects
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422
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$data = cdm_http_request($uri);
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423
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print $data;
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424
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exit;
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425
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} else {
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426
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$obj = cdm_ws_get($uri, null, null, null, TRUE);
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427
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array_unshift($args, $theme, $obj);
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428
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print call_user_func_array('theme', $args);
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429
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}
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430
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}
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431
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}
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432
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|
433
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function uri_uriByProxy($uri, $theme = false){
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434
|
// usage: url('cdm_api/proxy/'.urlencode($content_url)."/$theme");)
|
435
|
return url('cdm_api/proxy/'.urlencode($uri).($theme?"/$theme":''));
|
436
|
}
|
437
|
|
438
|
/**
|
439
|
* Enter description here...
|
440
|
*
|
441
|
* @param String $resourceURI
|
442
|
* @param pageSize
|
443
|
* the maximum number of entities returned per page (can be null
|
444
|
* to return all entities in a single page)
|
445
|
* @param pageNumber
|
446
|
* the number of the page to be returned, the first page has the
|
447
|
* pageNumber = 1
|
448
|
* @return unknown
|
449
|
*/
|
450
|
function cdm_ws_page($resourceURI, $pageSize, $pageNumber){
|
451
|
return cdm_ws_get($resourceURI, null, queryString(array("page" => $pageNumber, 'pageSize'=>$pageSize)));
|
452
|
}
|
453
|
|
454
|
function cdm_ws_taxonomy_find($uuid, $rank = null, $viewUuid = null){
|
455
|
return cdm_ws_get(CDM_WS_TAXONOMY, null, queryString(array("uuid" => $uuid, 'rank'=>$rank)));
|
456
|
}
|
457
|
|
458
|
/**
|
459
|
* Enter description here...
|
460
|
*
|
461
|
* @param unknown_type $secUuid
|
462
|
* @param unknown_type $path
|
463
|
* @return unknown
|
464
|
*/
|
465
|
function cdm_ws_taxonomy($path = null){
|
466
|
return cdm_ws_get(cdm_ws_taxonomy_compose_resourcePath($path));
|
467
|
}
|
468
|
|
469
|
function cdm_ws_taxonomy_compose_resourcePath($path = null){
|
470
|
$viewrank = _cdm_taxonomy_compose_viewrank();
|
471
|
return CDM_WS_TAXONOMY . '/' . ($viewrank ? $viewrank : '' ) . ($path ? '/' . $path : '') ;
|
472
|
}
|
473
|
|
474
|
/**
|
475
|
* Enter description here...
|
476
|
*
|
477
|
* @param UUID $secUuid
|
478
|
* @param String $path
|
479
|
* @return unknown
|
480
|
*/
|
481
|
function cdm_ws_taxonomy_pathFromRoot($path){
|
482
|
$viewrank = _cdm_taxonomy_compose_viewrank();
|
483
|
return cdm_ws_get(CDM_WS_TAXONOMY . ($viewrank ? '/' .$viewrank : '' ) . '/' . $path . '/path' );
|
484
|
}
|
485
|
|
486
|
/**
|
487
|
* Enter description here...
|
488
|
*
|
489
|
* @param UUID $viewUuid
|
490
|
* @param String $rank
|
491
|
* @return unknown
|
492
|
*/
|
493
|
function _cdm_taxonomy_compose_viewrank(){
|
494
|
$viewUuid = variable_get('cdm_taxonomictree_uuid', false);
|
495
|
if(!$viewUuid){
|
496
|
return;
|
497
|
}
|
498
|
$rank = variable_get('taxontree_ranklimit', DEFAULT_TAXONTREE_RANKLIMIT);
|
499
|
return $viewUuid . (empty($rank) ? '' : ','.$rank);
|
500
|
}
|
501
|
|
502
|
|
503
|
function cdm_rankVocabulary_as_option(){
|
504
|
global $rankVocabularyOptions;
|
505
|
if(!$rankVocabularyOptions){
|
506
|
$vocab = cdm_ws_get(CDM_WS_TERMVOCABULARY, UUID_RANK);
|
507
|
$rankVocabularyOptions = array();
|
508
|
foreach($vocab->terms as $term){
|
509
|
$rankVocabularyOptions[$term->uuid] = t($term->representation_L10n);
|
510
|
}
|
511
|
array_reverse($rankVocabularyOptions);
|
512
|
}
|
513
|
return $rankVocabularyOptions;
|
514
|
}
|
515
|
|
516
|
|
517
|
function cdm_ws_descriptions_by_featuretree($featureTree, $descriptions, $isDescriptionsSeparated = false){
|
518
|
|
519
|
if(!$featureTree){
|
520
|
drupal_set_message('cdm_ws_descriptions_by_featuretree() - No feature supplied', 'error');
|
521
|
return false;
|
522
|
}
|
523
|
|
524
|
$mergedTrees = array();
|
525
|
|
526
|
if($isDescriptionsSeparated){
|
527
|
// merge any description into a sparate feature tree
|
528
|
foreach($descriptions as $desc){
|
529
|
$mergedNodes = _mergeFeatureTreeDesciptions($featureTree->root->children, $desc->elements);
|
530
|
|
531
|
$mergedTree = clone $featureTree;
|
532
|
$mergedTree->root->children = $mergedNodes;
|
533
|
$mergedTrees[] = $mergedTree;
|
534
|
}
|
535
|
} else {
|
536
|
// combine all descripions into one feature tree
|
537
|
foreach($descriptions as $desc){
|
538
|
$mergedNodes = _mergeFeatureTreeDesciptions($featureTree->root->children, $desc->elements);
|
539
|
$featureTree->root->children = $mergedNodes;
|
540
|
}
|
541
|
$mergedTrees[] = $featureTree;
|
542
|
}
|
543
|
|
544
|
return $mergedTrees;
|
545
|
}
|
546
|
|
547
|
function _mergeFeatureTreeDesciptions($featureNodes, $descriptionElements){
|
548
|
|
549
|
foreach($featureNodes as &$node){
|
550
|
|
551
|
// append corresponding elements to an additional node field: $node->descriptionElements
|
552
|
foreach($descriptionElements as $element){
|
553
|
if($element->feature->uuid == $node->feature->uuid){
|
554
|
if(!isset($node->descriptionElements)){
|
555
|
$node->descriptionElements = array();
|
556
|
}
|
557
|
$node->descriptionElements[] = $element;
|
558
|
}
|
559
|
}
|
560
|
|
561
|
// recurse into node children
|
562
|
if(is_array($node->children)){
|
563
|
foreach($node->children as $nodes){
|
564
|
$mergedChildNodes = _mergeFeatureTreeDesciptions($nodes, $descriptionElements);
|
565
|
$node->children = $mergedChildNodes;
|
566
|
}
|
567
|
}
|
568
|
|
569
|
}
|
570
|
return $featureNodes;
|
571
|
}
|
572
|
|
573
|
|
574
|
/**
|
575
|
* Loads the XML or JSON response for the given url from the CDM Data Store Webservice.
|
576
|
* The XML is turned into a object which is returned.
|
577
|
*
|
578
|
* @param String $uri the relative url of the web service call.
|
579
|
* Relative means relative to the web service base url which is stored in cdm_webservice_url
|
580
|
* @param $is_multi_parameter_query parameter to indicate that the URI has queryparameters and should not be cached
|
581
|
* @return An object or false
|
582
|
*/
|
583
|
|
584
|
|
585
|
/**
|
586
|
* Send a HTTP GET request to the RESTService and deserializes
|
587
|
* and returns the response as object
|
588
|
*
|
589
|
* @param $uri
|
590
|
* @param $pathParameters
|
591
|
* @param $query
|
592
|
* @param $method the HTTP method to use, valuid values are "GET" or "POST";
|
593
|
* @param $absoluteURI
|
594
|
* @return unknown_type
|
595
|
*/
|
596
|
function cdm_ws_get($uri, $pathParameters = array(), $query = null, $method="GET", $absoluteURI = false){
|
597
|
|
598
|
// transform the given uri path or patthern into a proper webservice uri
|
599
|
if(!$absoluteURI){
|
600
|
$uri = cdm_compose_url($uri, $pathParameters, $query);
|
601
|
}
|
602
|
|
603
|
$do_cache = variable_get('cdm_webservice_cache', 1); //strpos($uri, "?") !== FALSE; // if the url has a query parameter sting
|
604
|
$cache_entry = false;
|
605
|
|
606
|
if($do_cache){
|
607
|
// try to get object from cache
|
608
|
$cache_entry = cache_get($uri, 'cache_cdm_ws');
|
609
|
}
|
610
|
|
611
|
if(!$cache_entry){
|
612
|
// load fresh data from webservice
|
613
|
$time_get_start = microtime(true);
|
614
|
// request data from webservice JSON or XML
|
615
|
$datastr = cdm_http_request($uri, $method);
|
616
|
$time_get = microtime(true) - $time_get_start;
|
617
|
|
618
|
|
619
|
$time_parse_start = microtime(true);
|
620
|
// parse data and create object
|
621
|
$obj = cdm_load_obj($datastr);
|
622
|
|
623
|
$time_parse = microtime(true) - $time_parse_start;
|
624
|
if(variable_get('cdm_webservice_debug', 1) && user_access('administer')){
|
625
|
$success_msg = $obj || $datastr == "[]" ? 'valid':'invalid';
|
626
|
_add_debugMessage($uri, $time_get, $time_parse, strlen($datastr), $success_msg);
|
627
|
}
|
628
|
if($obj && $do_cache) {
|
629
|
// store fresh data in cache
|
630
|
cache_set($uri, 'cache_cdm_ws', serialize($obj), CACHE_TEMPORARY);
|
631
|
}
|
632
|
} else {
|
633
|
$obj = unserialize($cache_entry->data);
|
634
|
if(variable_get('cdm_webservice_debug', 1) && user_access('administer')){
|
635
|
_add_status_message_toggler();
|
636
|
drupal_set_message('Using cache for: '.$uri, 'debug');
|
637
|
}
|
638
|
}
|
639
|
return $obj;
|
640
|
}
|
641
|
|
642
|
function _add_debugMessage($uri, $time_get, $time_parse, $datasize, $success_msg){
|
643
|
|
644
|
static $cummulated_time_parse;
|
645
|
static $cummulated_time_get;
|
646
|
_add_status_message_toggler();
|
647
|
|
648
|
$cummulated_time_get += $time_get;
|
649
|
$cummulated_time_parse += $time_parse;
|
650
|
|
651
|
$message = '<span class="uri">'.$uri.'</span><br />';
|
652
|
$message .= '[fetched in: '.sprintf('%3.3f', $time_get).'s('.sprintf('%3.3f', $cummulated_time_get).'s); ';
|
653
|
$message .= 'parsed in '.sprintf('%3.3f', $time_parse).' s('.sprintf('%3.3f', $cummulated_time_parse).'s); ';
|
654
|
$message .= 'size:'.sprintf('%3.1f', ($datasize / 1024)).' kb of '.$success_msg.' data: ';
|
655
|
$message .= '<a href="'.$uri.'.xml" target="data" class="'.$success_msg.'">xml</a>,';
|
656
|
$message .= '<a href="'.$uri.'.json" target="data" class="'.$success_msg.'">json</a>';
|
657
|
$message .= '] ';
|
658
|
|
659
|
drupal_set_message($message, 'debug');
|
660
|
|
661
|
}
|
662
|
|
663
|
|
664
|
function cdm_load_obj($datastr){
|
665
|
|
666
|
// if the web service delivers XML convert it into json
|
667
|
if(variable_get('cdm_webservice_type', 'xml') == 'xml'){
|
668
|
$datastr = xml2json::transformXmlStringToJson($datastr);
|
669
|
}
|
670
|
|
671
|
$obj = json_decode($datastr);
|
672
|
|
673
|
|
674
|
if(!(is_object($obj) || is_array($obj)) ){
|
675
|
ob_start();
|
676
|
var_dump($obj);
|
677
|
$obj_dump = ob_get_contents();
|
678
|
ob_clean();
|
679
|
return false;
|
680
|
}
|
681
|
|
682
|
return $obj;
|
683
|
}
|
684
|
|
685
|
/**
|
686
|
*
|
687
|
* @param $uri
|
688
|
* @param $method the HTTP method to use, valuid values are "GET" or "POST"; efaults to "GET" even if null,
|
689
|
* false or any invalid value is supplied.
|
690
|
* @param $parameters
|
691
|
* @param $header
|
692
|
* @return unknown_type
|
693
|
*/
|
694
|
function cdm_http_request($uri, $method="GET", $parameters = array(), $header = false){
|
695
|
global $locale; // drupal variable containing the current locale i.e. language
|
696
|
static $header;
|
697
|
|
698
|
if($method != "GET" && $method != "POST"){
|
699
|
$method = "GET";
|
700
|
}
|
701
|
|
702
|
if(!$header){
|
703
|
$header = array();
|
704
|
$header[] = 'Accept: '.(variable_get('cdm_webservice_type', 'json') == 'json' ? 'application/json' : 'text/xml');
|
705
|
$header[] = 'Accept-Language: '.$locale;
|
706
|
$header[] = 'Accept-Charset: UTF-8';
|
707
|
}
|
708
|
|
709
|
if(function_exists('curl_init')){
|
710
|
|
711
|
// use the CURL lib if installed it is supposed to be 20x faster
|
712
|
return _http_request_using_curl($uri, $header, $method, $parameters);
|
713
|
} else {
|
714
|
return _http_request_using_fsockopen($uri, $header, $method, $parameters);
|
715
|
}
|
716
|
}
|
717
|
|
718
|
function _http_request_using_fsockopen($uri, $header = array(), $method = "GET"){
|
719
|
//FIXME implement get_content_fsockopen($uri);
|
720
|
watchdog('CDM_API', '_http_request_fsockopen - UNIMPLEMENTED', WATCHDOG_ERROR);
|
721
|
return false;
|
722
|
}
|
723
|
|
724
|
|
725
|
/**
|
726
|
* Return string content from a remote file
|
727
|
*
|
728
|
* @param string $uri
|
729
|
* @return string
|
730
|
*
|
731
|
* @author Luiz Miguel Axcar (lmaxcar@yahoo.com.br)
|
732
|
*/
|
733
|
function _http_request_using_curl($uri, $header = array(), $method = "GET", $parameters = array())
|
734
|
{
|
735
|
$ch = curl_init();
|
736
|
|
737
|
curl_setopt ($ch, CURLOPT_URL, $uri);
|
738
|
// set proxy settings
|
739
|
if(variable_get('cdm_webservice_proxy_url', false)){
|
740
|
curl_setopt($ch, CURLOPT_PROXY, variable_get('cdm_webservice_proxy_url', ''));
|
741
|
curl_setopt($ch, CURLOPT_PROXYPORT, variable_get('cdm_webservice_proxy_port', '80'));
|
742
|
if(variable_get('cdm_webservice_proxy_usr', false)){
|
743
|
curl_setopt ($ch, CURLOPT_PROXYUSERPWD, variable_get('cdm_webservice_proxy_usr', '').':'.variable_get('cdm_webservice_proxy_pwd', ''));
|
744
|
}
|
745
|
}
|
746
|
// set headers
|
747
|
curl_setopt ($ch, CURLOPT_HTTPHEADER, $header);
|
748
|
// set method if not default
|
749
|
if($method != "GET"){
|
750
|
if($method == "POST"){
|
751
|
|
752
|
curl_setopt ($ch, CURLOPT_POST, 1);
|
753
|
curl_setopt ($ch, CURLOPT_POSTFIELDS, $parameters);
|
754
|
|
755
|
}else{
|
756
|
// other obscure http methods get passed to curl directly
|
757
|
// TODO generic parameter/body handling
|
758
|
curl_setopt ($ch, CURLOPT_CUSTOMREQUEST, $method);
|
759
|
}
|
760
|
}
|
761
|
|
762
|
ob_start();
|
763
|
curl_exec ($ch);
|
764
|
if(curl_errno($ch)){
|
765
|
watchdog('CDM_API', '_http_request_curl() - '.curl_error($ch).'; REQUEST-METHOD:'.$method.' URL: '.substr($uri.' ', 0, 150), WATCHDOG_ERROR);
|
766
|
if(variable_get('cdm_webservice_debug', 1) && user_access('administer') ){
|
767
|
drupal_set_message('_http_request_curl() - '.curl_error($ch).'; REQUEST-METHOD:'.$method.' URL: '.substr($uri.' ', 0, 150), 'error');
|
768
|
}
|
769
|
}
|
770
|
curl_close ($ch);
|
771
|
$string = ob_get_contents();
|
772
|
ob_end_clean();
|
773
|
|
774
|
|
775
|
|
776
|
echo "Break for: ";
|
777
|
print_r($string);
|
778
|
exit;
|
779
|
|
780
|
|
781
|
return $string;
|
782
|
}
|
783
|
|
784
|
function cdm_api_secref_cache_prefetch(&$secUuids){
|
785
|
global $secref_cache;
|
786
|
if(!is_array($secref_cache)){
|
787
|
$secref_cache = array();
|
788
|
}
|
789
|
$uniqueUuids = array_unique($secUuids);
|
790
|
$i = 0;
|
791
|
$param = '';
|
792
|
while($i++ < count($uniqueUuids)){
|
793
|
$param .= $secUuids[$i].',';
|
794
|
if(strlen($param) + 37 > 2000){
|
795
|
_cdm_api_secref_cache_add($param);
|
796
|
$param = '';
|
797
|
}
|
798
|
}
|
799
|
if($param){
|
800
|
_cdm_api_secref_cache_add($param);
|
801
|
}
|
802
|
}
|
803
|
|
804
|
function cdm_api_secref_cache_get($secUuid){
|
805
|
global $secref_cache;
|
806
|
if(!is_array($secref_cache)){
|
807
|
$secref_cache = array();
|
808
|
}
|
809
|
if(!array_key_exists($secUuid, $secref_cache)){
|
810
|
_cdm_api_secref_cache_add($secUuid);
|
811
|
}
|
812
|
return $secref_cache[$secUuid];
|
813
|
}
|
814
|
|
815
|
function cdm_api_secref_cache_clear(){
|
816
|
global $secref_cache;
|
817
|
$secref_cache = array();
|
818
|
}
|
819
|
|
820
|
function _cdm_api_secref_cache_add($secUuidsStr){
|
821
|
global $secref_cache;
|
822
|
$ref = cdm_ws_get(CDM_WS_REFERENCE, $secUuidsStr);
|
823
|
// batch fetching not jet reimplemented thus:
|
824
|
/*$assocRefSTOs = array();
|
825
|
if($refSTOs) {
|
826
|
foreach($refSTOs as $ref){
|
827
|
$assocRefSTOs[$ref->uuid] = $ref;
|
828
|
}
|
829
|
$secref_cache = array_merge($secref_cache, $assocRefSTOs);
|
830
|
}*/
|
831
|
$secref_cache[$ref->uuid] = $ref;
|
832
|
}
|
833
|
|
834
|
function queryString($elements) {
|
835
|
$query = '';
|
836
|
foreach($elements as $key=>$value){
|
837
|
if(is_array($value)){
|
838
|
foreach($value as $v){
|
839
|
$query .= (strlen($query) > 0 ? '&' : '').$key.'='.urlencode($v);
|
840
|
}
|
841
|
} else{
|
842
|
$query .= (strlen($query) > 0 ? '&' : '').$key.'='.urlencode($value);
|
843
|
}
|
844
|
}
|
845
|
return $query;
|
846
|
}
|
847
|
|
848
|
/**
|
849
|
* implementation of the magic method __clone to allow deep cloning of objects and arrays
|
850
|
*/
|
851
|
function __clone(){
|
852
|
foreach($this as $name => $value){
|
853
|
if(gettype($value)=='object' || gettype($value)=='array'){
|
854
|
$this->$name= clone($this->$name);
|
855
|
}
|
856
|
}
|
857
|
}
|
858
|
|
859
|
/**
|
860
|
* Make a complete deep copy of an array replacing
|
861
|
* references with deep copies until a certain depth is reached
|
862
|
* ($maxdepth) whereupon references are copied as-is...
|
863
|
* [From http://us3.php.net/manual/en/ref.array.php]
|
864
|
* @param $array
|
865
|
* @param $copy
|
866
|
* @param $maxdepth
|
867
|
* @param $depth
|
868
|
* @return unknown_type
|
869
|
*/
|
870
|
function array_deep_copy (&$array, &$copy, $maxdepth=50, $depth=0) {
|
871
|
if($depth > $maxdepth) { $copy = $array; return; }
|
872
|
if(!is_array($copy)) $copy = array();
|
873
|
foreach($array as $k => &$v) {
|
874
|
if(is_array($v)) { array_deep_copy($v,$copy[$k],$maxdepth,++$depth);
|
875
|
} else {
|
876
|
$copy[$k] = $v;
|
877
|
}
|
878
|
}
|
879
|
}
|
880
|
|
881
|
/**
|
882
|
* Implementation of theme_status_messages($display = NULL)
|
883
|
* @see includes/theme.inc
|
884
|
*
|
885
|
* @param $display
|
886
|
* @return unknown_type
|
887
|
*/
|
888
|
function _add_status_message_toggler() {
|
889
|
static $isAdded;
|
890
|
if(!$isAdded){
|
891
|
|
892
|
drupal_add_js(
|
893
|
'$(document).ready(function(){
|
894
|
|
895
|
$(\'.messages.debug\').before( \'<h6 class="messages_toggler debug">Debug Messages (klick to toggle)</h6>\' );
|
896
|
$(\'.messages_toggler\').click(function(){
|
897
|
$(this).next().slideToggle(\'fast\');
|
898
|
return false;
|
899
|
}).next().hide();
|
900
|
|
901
|
});'
|
902
|
, 'inline');
|
903
|
$isAdded = TRUE;
|
904
|
}
|
905
|
}
|
906
|
|
907
|
|
908
|
define('CDM_WS_NAME', 'name');
|
909
|
|
910
|
define('CDM_WS_NAME_TYPEDESIGNATIONS', 'name/$0/typeDesignations');
|
911
|
|
912
|
define('CDM_WS_TAXON_NAMETYPEDESIGNATIONS', 'portal/taxon/$0/nameTypeDesignations');
|
913
|
|
914
|
define('CDM_WS_TAXON_DESCRIPTIONS', 'portal/taxon/$0/descriptions');
|
915
|
|
916
|
define('CDM_WS_NAME_DESCRIPTIONS', 'portal/name/$0/descriptions');
|
917
|
|
918
|
define('CDM_WS_REFERENCE', 'reference');
|
919
|
|
920
|
|
921
|
define('CDM_WS_NOMENCLATURAL_REFERENCE_CITATION', 'reference/$0/nomenclaturalCitation/$1');
|
922
|
|
923
|
define('CDM_WS_FIND_TAXA', 'portal/taxon/find');
|
924
|
|
925
|
define('CDM_WS_TAXON', 'portal/taxon');
|
926
|
|
927
|
/**
|
928
|
* @parameters $0 : the taxon uuid
|
929
|
*
|
930
|
* @returns
|
931
|
*/
|
932
|
define('CDM_WS_TAXON_SYNONYMY', 'portal/taxon/$0/synonymy');
|
933
|
|
934
|
define('CDM_WS_TAXON_RELATIONS', 'portal/taxon/$0/taxonRelationships');
|
935
|
|
936
|
define('CDM_WS_TAXON_NAMERELATIONS', 'portal/taxon/$0/nameRelationships');
|
937
|
|
938
|
|
939
|
/**
|
940
|
* @parameters $0 : the taxon uuid
|
941
|
*
|
942
|
* @returns the taxon which is the accepted synonym for the taxon given as
|
943
|
* parameter taxonUuid. If the taxon specified by taxonUuid is itself the
|
944
|
* accepted taxon, this one will be returned.
|
945
|
*/
|
946
|
define('CDM_WS_TAXON_ACCEPTED', 'portal/taxon/$0/accepted');
|
947
|
|
948
|
define('CDM_WS_TAXON_MEDIA', 'portal/taxon/$0/media/$1/$2');
|
949
|
|
950
|
/**
|
951
|
*
|
952
|
* Gets the root nodes of the taxonomic concept tree for the concept
|
953
|
* reference specified by the secUuid parameter.
|
954
|
*
|
955
|
* stub: treenode_root
|
956
|
*/
|
957
|
define('CDM_WS_TAXONOMY', 'taxontree');
|
958
|
|
959
|
define('CDM_WS_TERMVOCABULARY', 'term/$0');
|
960
|
|
961
|
define('CDM_WS_TERM_COMPARE', 'term/$0/compareTo/$1');
|
962
|
|
963
|
define('CDM_WS_TDWG_LEVEL', 'term/tdwg/$0');
|
964
|
|
965
|
/**
|
966
|
* returns FeatureTrees that are stored in this community store
|
967
|
*
|
968
|
*/
|
969
|
define('CDM_WS_FEATURETREE', 'featuretree/$0');
|
970
|
|
971
|
define('CDM_WS_FEATURETREES', 'featuretree');
|
972
|
|
973
|
define('CDM_WS_GEOSERVICE_DISTRIBUTIONMAP', 'geo/map/distribution/$0');
|