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<?php
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/**
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* @file
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* Plugin to provide a terms context.
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*/
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/**
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* Plugins are described by creating a $plugin array which will be used
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* by the system that includes this file.
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*/
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$plugin = array(
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'title' => t("Taxonomy terms"),
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'description' => t('Multiple taxonomy terms, as a group.'),
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'context' => 'ctools_context_create_terms',
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'keyword' => 'terms',
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// This context is deprecated and should not be usable in the UI.
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'no ui' => TRUE,
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'context name' => 'terms',
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'convert list' => array(
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'tid' => t('Term ID of first term'),
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'tids' => t('Term ID of all term, separated by + or ,'),
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'name' => t('Term name of first term'),
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'name_dashed' => t('Term name of first term, lowercased and spaces converted to dashes'),
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'names' => t('Term name of all terms, separated by + or ,'),
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'names_dashed' => t('Term name of all terms, separated by + or , and lowercased and spaces converted to dashes'),
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'vid' => t('Vocabulary ID of first term'),
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),
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'convert' => 'ctools_context_terms_convert',
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);
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/**
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* It's important to remember that $conf is optional here, because contexts
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* are not always created from the UI.
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*/
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function ctools_context_create_terms($empty, $data = NULL, $conf = FALSE) {
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// The input is expected to be an object as created by ctools_break_phrase
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// which contains a group of terms.
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$context = new ctools_context(array('terms', 'entity:taxonomy_term'));
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$context->plugin = 'terms';
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if ($empty) {
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return $context;
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}
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if (!empty($data) && is_object($data)) {
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$context->operator = $data->operator;
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$context->tids = $data->value;
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if (!isset($data->term)) {
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// Load the first term:
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reset($context->tids);
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$data->term = taxonomy_term_load(current($context->tids));
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}
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$context->data = $data->term;
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$context->title = $data->term->name;
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$context->argument = implode($context->operator == 'or' ? '+' : ',', array_unique($context->tids));
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return $context;
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}
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}
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/**
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* Convert a context into a string.
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*/
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function ctools_context_terms_convert($context, $type) {
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switch ($type) {
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case 'tid':
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return $context->data->tid;
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case 'tids':
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return $context->argument;
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case 'name':
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return $context->data->name;
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case 'name_dashed':
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return drupal_strtolower(str_replace(' ', '-', $context->data->name));
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case 'names':
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case 'names_dashed':
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// We only run this query if this item was requested:
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if (!isset($context->names)) {
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if (empty($context->tids)) {
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$context->names = '';
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}
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else {
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$result = db_query('SELECT tid, name FROM {taxonomy_term_data} WHERE tid IN (:tids)', array(':tids' => $context->tids));
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foreach ($result as $term) {
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$names[$term->tid] = $term->name;
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if ($type == 'names_dashed') {
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$names[$term->tid] = drupal_strtolower(str_replace(' ', '-', $names[$term->tid]));
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}
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}
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$context->names = implode($context->operator == 'or' ? ' + ' : ', ', $names);
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}
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}
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return $context->names;
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case 'vid':
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return $context->data->vid;
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}
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}
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