567 lines
22 KiB
PHP
567 lines
22 KiB
PHP
<?php
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/**
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* @file
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* Menu page callbacks of Synonyms module.
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*/
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/**
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* Page callback: Outputs JSON for taxonomy autocomplete suggestions.
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*
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* This callback outputs term name suggestions in response to Ajax requests
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* made by the synonyms autocomplete widget for taxonomy term reference
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* fields. The output is a JSON object of plain-text term suggestions,
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* keyed by the user-entered value with the completed term name appended.
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* Term names containing commas are wrapped in quotes. The search is made
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* with consideration of synonyms.
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*
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* @param string $field_name
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* The name of the term reference field.
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* @param string $entity_type
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* Entity type to which the supplied $field_name is attached to
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* @param string $bundle
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* Bundle name to which the supplied $field_name is attached to
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* @param string $tags_typed
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* (optional) A comma-separated list of term names entered in the
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* autocomplete form element. Only the last term is used for autocompletion.
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* Defaults to '' (an empty string).
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*/
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function synonyms_autocomplete_taxonomy_term($field_name, $entity_type, $bundle, $tags_typed = '') {
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// If the request has a '/' in the search text, then the menu system will have
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// split it into multiple arguments, recover the intended $tags_typed.
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$args = func_get_args();
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// Shift off the $field_name argument.
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array_shift($args);
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// Shift off the $entity_type argument.
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array_shift($args);
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// Shift off the $bundle argument.
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array_shift($args);
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$tags_typed = implode('/', $args);
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// Make sure the field exists and is a taxonomy field.
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if (!($field = field_info_field($field_name)) || $field['type'] != 'taxonomy_term_reference') {
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// Error string. The JavaScript handler will realize this is not JSON and
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// will display it as debugging information.
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print t('Taxonomy field @field_name not found.', array('@field_name' => $field_name));
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exit;
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}
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if (!($instance = field_info_instance($entity_type, $field['field_name'], $bundle))) {
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// Error string. The JavaScript handler will realize this is not JSON and
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// will display it as debugging information.
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print t('There was not found an instance of @field_name in @entity_type.', array(
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'@field_name' => $field_name,
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'@entity_type' => $entity_type,
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));
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exit;
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}
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$widget = $instance['widget']['type'] == 'synonyms_autocomplete_taxonomy_term' ? $instance['widget']['settings'] : field_info_widget_settings('synonyms_autocomplete_taxonomy_term');
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// How many suggestions maximum we are able to output.
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$max_suggestions = $widget['suggestion_size'];
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// Whether we are allowed to suggest more than one entry per term, shall that
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// entry be either term name itself or one of its synonyms.
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$suggest_only_unique = $widget['suggest_only_unique'];
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// The user enters a comma-separated list of tags. We only autocomplete the
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// last tag.
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$tags_typed = drupal_explode_tags($tags_typed);
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$tag_last = drupal_strtolower(array_pop($tags_typed));
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$tags_typed_tids = array();
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if (!empty($tags_typed)) {
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$efq = new EntityFieldQuery();
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$efq->entityCondition('entity_type', 'taxonomy_term');
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$efq->propertyCondition('name', $tags_typed);
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$tags_typed_tids = $efq->execute();
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if (isset($tags_typed_tids['taxonomy_term'])) {
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$tags_typed_tids = array_keys($tags_typed_tids['taxonomy_term']);
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}
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}
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// Array of found suggestions. Each subarray of this array will represent a
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// single suggestion entry.
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// - tid: (int) tid of the suggested term
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// - name: (string) name of the suggested term
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// - synonym: (string) optional synonym string that matched this entry
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// - behavior_implementation: (array) optional behavior implementation that
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// provided the synonym
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$tags_return = array();
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if ($tag_last != '') {
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// Part of the criteria for the query come from the field's own settings.
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$vocabularies = array();
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$tmp = taxonomy_vocabulary_get_names();
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foreach ($field['settings']['allowed_values'] as $tree) {
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$vocabularies[$tmp[$tree['vocabulary']]->vid] = $tree['vocabulary'];
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}
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$vocabularies = taxonomy_vocabulary_load_multiple(array_keys($vocabularies));
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// Firstly getting a list of tids that match by $term->name.
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$query = db_select('taxonomy_term_data', 't');
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$query->addTag('translatable');
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$query->addTag('term_access');
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// Do not select already entered terms.
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if (!empty($tags_typed_tids)) {
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$query->condition('t.tid', $tags_typed_tids, 'NOT IN');
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}
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// Select rows that match by term name.
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$result = $query
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->fields('t', array('tid', 'name'))
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->condition('t.vid', array_keys($vocabularies))
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->condition('t.name', '%' . db_like($tag_last) . '%', 'LIKE')
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->range(0, $max_suggestions)
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->execute();
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foreach ($result as $v) {
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$tags_return[] = (array) $v;
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}
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// Now we go vocabulary by vocabulary looking through synonym fields.
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foreach ($vocabularies as $vocabulary) {
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// Now we go a synonym field by synonym field gathering suggestions.
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$bundle = field_extract_bundle('taxonomy_term', $vocabulary);
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$behavior_implementations = synonyms_behavior_get('autocomplete', 'taxonomy_term', $bundle, TRUE);
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foreach ($behavior_implementations as $implementation) {
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$condition = db_and();
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$condition->condition(AbstractSynonymsBehavior::COLUMN_SYNONYM_PLACEHOLDER, '%' . db_like($tag_last) . '%', 'LIKE');
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if (!empty($tags_typed_tids)) {
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$condition->condition(AbstractSynonymsBehavior::COLUMN_ENTITY_ID_PLACEHOLDER, $tags_typed_tids, 'NOT IN');
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}
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if ($suggest_only_unique && !empty($tags_return)) {
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$tmp = array();
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foreach ($tags_return as $tag_return) {
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$tmp[] = $tag_return['tid'];
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}
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$condition->condition(AbstractSynonymsBehavior::COLUMN_ENTITY_ID_PLACEHOLDER, $tmp, 'NOT IN');
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}
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$new_tids = array();
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foreach ($implementation['object']->synonymsFind($condition) as $synonym) {
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if (!$suggest_only_unique || !in_array($synonym->entity_id, $new_tids)) {
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$tags_return[] = array(
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'tid' => $synonym->entity_id,
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'name' => '',
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'synonym' => $synonym->synonym,
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'behavior_implementation' => $implementation,
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);
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$new_tids[] = $synonym->entity_id;
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}
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}
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}
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}
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$synonym_terms = array();
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foreach ($tags_return as $v) {
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if (isset($v['synonym'])) {
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$synonym_terms[] = $v['tid'];
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}
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}
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if (!empty($synonym_terms)) {
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$synonym_terms = taxonomy_term_load_multiple($synonym_terms);
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foreach ($tags_return as &$v) {
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if (isset($v['synonym'])) {
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$entity_ids = entity_extract_ids('taxonomy_term', $synonym_terms[$v['tid']]);
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$v['name'] = $synonym_terms[$v['tid']]->name;
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$v['bundle'] = $entity_ids[2];
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}
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}
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}
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if (count($tags_return) > $max_suggestions) {
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$tags_return = array_slice($tags_return, 0, $max_suggestions);
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}
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}
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$prefix = empty($tags_typed) ? '' : drupal_implode_tags($tags_typed) . ', ';
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drupal_json_output(synonyms_autocomplete_format($tags_return, $prefix));
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}
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/**
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* Page callback: Outputs JSON for entity autocomplete suggestions.
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*
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* This callback outputs entity name suggestions in response to Ajax requests
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* made by the synonyms autocomplete widget for entity reference fields. The
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* output is a JSON object of plain-text entity suggestions, keyed by the
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* user-entered value with the completed entity name appended. Entity names
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* containing commas are wrapped in quotes. The search is made with
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* consideration of synonyms.
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*
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* @param string $field_name
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* The name of the entity reference field.
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* @param string $entity_type
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* Entity type to which the supplied $field_name is attached to
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* @param string $bundle
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* Bundle name to which the supplied $field_name is attached to
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* @param string $tags_typed
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* (optional) A comma-separated list of entity names entered in the
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* autocomplete form element. Only the last term is used for autocompletion.
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* Defaults to '' (an empty string).
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*/
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function synonyms_autocomplete_entity($field_name, $entity_type, $bundle, $tags_typed = '') {
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// If the request has a '/' in the search text, then the menu system will have
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// split it into multiple arguments, recover the intended $tags_typed.
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$args = func_get_args();
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// Shift off the $field_name argument.
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array_shift($args);
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// Shift off the $entity_type argument.
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array_shift($args);
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// Shift off the $bundle argument.
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array_shift($args);
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$tags_typed = implode('/', $args);
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if (!($field = field_info_field($field_name)) || $field['type'] != 'entityreference') {
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print t('Entity reference field @field_name not found.', array('@field_name' => $field_name));
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exit;
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}
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if (!($instance = field_info_instance($entity_type, $field['field_name'], $bundle))) {
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// Error string. The JavaScript handler will realize this is not JSON and
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// will display it as debugging information.
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print t('There was not found an instance of @field_name in @entity_type.', array(
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'@field_name' => $field_name,
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'@entity_type' => $entity_type,
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));
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exit;
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}
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$widget = $instance['widget']['type'] == 'synonyms_autocomplete_entity' ? $instance['widget']['settings'] : field_info_widget_settings('synonyms_autocomplete_entity');
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// How many suggestions maximum we are able to output.
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$max_suggestions = $widget['suggestion_size'];
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// Whether we are allowed to suggest more than one entry per term, shall that
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// entry be either term name itself or one of its synonyms.
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$suggest_only_unique = $widget['suggest_only_unique'];
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$tags_typed = drupal_explode_tags($tags_typed);
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$tag_last = drupal_strtolower(array_pop($tags_typed));
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$prefix = count($tags_typed) ? drupal_implode_tags($tags_typed) . ', ' : '';
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$handler = entityreference_get_selection_handler($field, $instance, $entity_type, NULL);
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$tags_typed_entity_ids = array();
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if (!empty($tags_typed)) {
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foreach ($tags_typed as $v) {
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foreach ($handler->getReferencableEntities($v, '=') as $target_entity_ids) {
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$tags_typed_entity_ids = array_merge($tags_typed_entity_ids, array_keys($target_entity_ids));
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}
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}
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}
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$matches = array();
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if ($tag_last) {
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foreach ($handler->getReferencableEntities($tag_last) as $target_entity_ids) {
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foreach (array_diff_key($target_entity_ids, drupal_map_assoc($tags_typed_entity_ids)) as $target_id => $label) {
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// We do not use the label such as given us by
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// $handler->getReferencableEntities() because some handlers may include
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// more than just plain entity label. However, our validate handler
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// expects the exact labels in the text field. So we assure we put a
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// label there.
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// These entities have already been loaded by $handler, so we shouldn't
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// care that much performance-wise about loading them in batch.
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$entity = entity_load($field['settings']['target_type'], array($target_id));
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$entity = reset($entity);
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$matches[] = array(
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'target_id' => $target_id,
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'name' => entity_label($field['settings']['target_type'], $entity),
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);
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if (count($matches) == $max_suggestions) {
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break (2);
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}
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}
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}
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if (count($matches) < $max_suggestions) {
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$behavior_implementations = synonyms_behavior_get('autocomplete', $field['settings']['target_type'], synonyms_field_target_bundles($field), TRUE);
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foreach ($behavior_implementations as $implementation) {
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$condition = db_and();
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$condition->condition(AbstractSynonymsBehavior::COLUMN_SYNONYM_PLACEHOLDER, '%' . db_like($tag_last) . '%', 'LIKE');
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if (!empty($tags_typed_entity_ids)) {
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$condition->condition(AbstractSynonymsBehavior::COLUMN_ENTITY_ID_PLACEHOLDER, $tags_typed_entity_ids, 'NOT IN');
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}
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if ($suggest_only_unique && !empty($matches)) {
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$tmp = array();
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foreach ($matches as $match) {
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$tmp[] = $match['target_id'];
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}
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$condition->condition(AbstractSynonymsBehavior::COLUMN_ENTITY_ID_PLACEHOLDER, $tmp, 'NOT IN');
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}
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$new_target_ids = array();
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foreach ($implementation['object']->synonymsFind($condition) as $synonym) {
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if (!$suggest_only_unique || !in_array($synonym->entity_id, $new_target_ids)) {
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$matches[] = array(
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'target_id' => $synonym->entity_id,
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'synonym' => $synonym->synonym,
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'behavior_implementation' => $implementation,
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);
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$new_target_ids[] = $synonym->entity_id;
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if (count($matches) == $max_suggestions) {
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break (2);
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}
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}
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}
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}
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}
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$synonym_entities = array();
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foreach ($matches as $match) {
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if (!isset($match['wording']) && isset($match['synonym'])) {
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$synonym_entities[] = $match['target_id'];
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}
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}
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if (!empty($synonym_entities)) {
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$synonym_entities = entity_load($field['settings']['target_type'], $synonym_entities);
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foreach ($matches as $k => $match) {
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if (!isset($match['name']) && isset($match['synonym'])) {
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if (entity_access('view', $field['settings']['target_type'], $synonym_entities[$match['target_id']])) {
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$entity_ids = entity_extract_ids($field['settings']['target_type'], $synonym_entities[$match['target_id']]);
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$matches[$k]['name'] = entity_label($field['settings']['target_type'], $synonym_entities[$match['target_id']]);
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$matches[$k]['bundle'] = $entity_ids[2];
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}
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else {
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unset($matches[$k]);
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}
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}
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}
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$matches = array_values($matches);
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}
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}
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drupal_json_output(synonyms_autocomplete_format($matches, $prefix));
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}
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/**
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* Supportive function to format autocomplete suggestions.
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*
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* @param array $matches
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* Array of matched entries. It should follow this structure:
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* - name: (string) String to be inserted into autocomplete textfield if user
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* chooses this autocomplete entry
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* - synonym: (string) If this entry is matched through a synonym, put that
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* synonym here
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* - behavior_implementation: (array) If this entry is matched through a
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* synonym, put here the behavior implementation array that provided this
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* match
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* - bundle: (string) Bundle of the entity that is suggested in this entry
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* @param string $prefix
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* Any prefix to be appended to 'name' property of $matches array when
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* inserting into the autocomplete textfield. Normally it is the already
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* entered entries in the textfield
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*
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* @return array
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* Array of formatted autocomplete response entries ready to be returned to
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* the autocomplete JavaScript
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*/
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function synonyms_autocomplete_format($matches, $prefix) {
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$output = array();
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$entity_info = array();
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foreach ($matches as $match) {
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$n = synonyms_autocomplete_escape($match['name']);
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while (isset($output[$prefix . $n])) {
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$n .= ' ';
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}
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$wording = check_plain($match['name']);
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if (isset($match['synonym'])) {
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if (!isset($entity_info[$match['behavior_implementation']['entity_type']])) {
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$entity_info[$match['behavior_implementation']['entity_type']] = entity_get_info($match['behavior_implementation']['entity_type']);
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}
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$wording = format_string(filter_xss_admin($match['behavior_implementation']['settings']['wording']), array(
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'@entity' => $match['name'],
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'@synonym' => $match['synonym'],
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'@field_name' => drupal_strtolower($match['behavior_implementation']['label']),
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'@bundle' => $entity_info[$match['behavior_implementation']['entity_type']]['bundles'][$match['bundle']]['label'],
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));
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}
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$output[$prefix . $n] = $wording;
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}
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return $output;
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}
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/**
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* Default theme implementation for behavior settings form element.
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*/
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function theme_synonyms_behaviors_settings($variables) {
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drupal_add_css(drupal_get_path('module', 'synonyms') . '/synonyms.css');
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$element = &$variables['element'];
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$table = array(
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'header' => array(t('Field')),
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'rows' => array(),
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'empty' => t('Seems like there are no fields for which synonyms functionality available. Try adding a text field to get started.'),
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);
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$instance_ids = array();
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foreach (element_children($element) as $behavior) {
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$table['header'][] = check_plain($element[$behavior]['#title']);
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$instance_ids = array_unique(array_merge($instance_ids, element_children($element[$behavior])));
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}
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foreach ($instance_ids as $instance_id) {
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$row = array();
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$row_title = '';
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foreach (element_children($element) as $behavior) {
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if (isset($element[$behavior][$instance_id]['#title']) && !$row_title) {
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$row_title = check_plain($element[$behavior][$instance_id]['#title']);
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}
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$row[] = array(
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'data' => isset($element[$behavior][$instance_id]) ? drupal_render($element[$behavior][$instance_id]) : t('Not implemented'),
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'class' => array('synonyms-behavior-settings', 'synonyms-behavior-settings-' . $behavior),
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);
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}
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array_unshift($row, $row_title);
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$table['rows'][] = $row;
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}
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return '<div id="' . $element['#id'] . '">' . theme('table', $table) . drupal_render_children($element) . '</div>';
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}
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/**
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* Page menu callback for managing Synonyms settings of entity types.
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*/
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function synonyms_settings_overview() {
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$output = array();
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$output['table'] = array(
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'#theme' => 'table',
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'#header' => array(t('Entity type'), t('Bundle'), t('Manage')),
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'#rows' => array(),
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);
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foreach (entity_get_info() as $entity_type => $entity_info) {
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if (synonyms_entity_type_load($entity_type)) {
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foreach ($entity_info['bundles'] as $bundle => $bundle_info) {
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$output['table']['#rows'][] = array(
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$entity_info['label'],
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$bundle == $entity_type ? '' : $bundle_info['label'],
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l(t('Edit'), 'admin/structure/synonyms/' . $entity_type . '/' . $bundle),
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
return $output;
|
|
}
|
|
|
|
/**
|
|
* Synonyms settings form for a specific entity type and bundle name.
|
|
*
|
|
* @param string $entity_type
|
|
* Entity type for which to generate synonyms settings form
|
|
* @param string $bundle
|
|
* Bundle name for which to generate synonyms settings form
|
|
*/
|
|
function synonyms_settings_form($form, &$form_state, $entity_type, $bundle) {
|
|
$form['settings'] = array(
|
|
'#tree' => TRUE,
|
|
'#theme' => 'synonyms_behaviors_settings',
|
|
'#id' => 'synonyms-behaviors-settings-wrapper',
|
|
'#entity_type' => $entity_type,
|
|
'#bundle' => $bundle,
|
|
);
|
|
|
|
$behaviors = synonyms_behaviors();
|
|
|
|
foreach ($behaviors as $behavior => $behavior_info) {
|
|
$form['settings'][$behavior] = array(
|
|
'#title' => $behavior_info['title'],
|
|
);
|
|
|
|
$behavior_implementations = synonyms_behavior_get($behavior, $entity_type, $bundle);
|
|
|
|
foreach ($behavior_implementations as $implementation) {
|
|
$form['settings'][$behavior][$implementation['provider']]['#title'] = $implementation['label'];
|
|
|
|
if (isset($form_state['values']['settings'][$behavior][$implementation['provider']])) {
|
|
$behavior_settings = (bool) $form_state['values']['settings'][$behavior][$implementation['provider']]['enabled'];
|
|
}
|
|
else {
|
|
$behavior_settings = isset($implementation['settings']);
|
|
}
|
|
|
|
if ($behavior_settings) {
|
|
if (isset($form_state['values']['settings'][$behavior][$implementation['provider']]['settings'])) {
|
|
$behavior_settings = $form_state['values']['settings'][$behavior][$implementation['provider']]['settings'];
|
|
}
|
|
elseif (isset($implementation['settings'])) {
|
|
$behavior_settings = $implementation['settings'];
|
|
}
|
|
else {
|
|
$behavior_settings = array();
|
|
}
|
|
}
|
|
|
|
$form['settings'][$behavior][$implementation['provider']]['enabled'] = array(
|
|
'#type' => 'checkbox',
|
|
'#title' => t('Enable'),
|
|
'#default_value' => $behavior_settings !== FALSE,
|
|
);
|
|
|
|
$settings_form = ctools_plugin_get_function($behavior_info, 'settings form callback');
|
|
if ($settings_form) {
|
|
$form['settings'][$behavior][$implementation['provider']]['enabled']['#ajax'] = array(
|
|
'callback' => 'synonyms_settings_form_ajax',
|
|
'wrapper' => $form['settings']['#id'],
|
|
);
|
|
|
|
if ($behavior_settings !== FALSE) {
|
|
$form['settings'][$behavior][$implementation['provider']]['settings'] = $settings_form($form, $form_state, $behavior_settings);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
$form['actions'] = array(
|
|
'#type' => '#actions',
|
|
);
|
|
|
|
$form['actions']['submit'] = array(
|
|
'#type' => 'submit',
|
|
'#value' => t('Save'),
|
|
);
|
|
|
|
return $form;
|
|
}
|
|
|
|
/**
|
|
* Submit handler for 'synonyms_settings_form' form.
|
|
*
|
|
* Store synonyms behavior settings.
|
|
*/
|
|
function synonyms_settings_form_submit($form, &$form_state) {
|
|
foreach ($form_state['values']['settings'] as $behavior => $settings) {
|
|
foreach ($settings as $provider => $behavior_settings) {
|
|
$behavior_implementation = array(
|
|
'entity_type' => $form['settings']['#entity_type'],
|
|
'bundle' => $form['settings']['#bundle'],
|
|
'provider' => $provider,
|
|
'behavior' => $behavior,
|
|
'settings' => isset($behavior_settings['settings']) ? $behavior_settings['settings'] : NULL,
|
|
);
|
|
if ($behavior_settings['enabled']) {
|
|
synonyms_behavior_implementation_save($behavior_implementation);
|
|
}
|
|
else {
|
|
synonyms_behavior_implementation_delete($behavior_implementation);
|
|
}
|
|
}
|
|
}
|
|
drupal_set_message(t('Synonyms settings have been successfully saved.'));
|
|
$form_state['redirect'] = array('admin/structure/synonyms');
|
|
}
|
|
|
|
/**
|
|
* Ajax callback function for synonyms settings form.
|
|
*/
|
|
function synonyms_settings_form_ajax($form, &$form_state) {
|
|
return $form['settings'];
|
|
}
|