term_from_node.inc
1.64 KB
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<?php
/**
* @file
* Plugin to provide an relationship handler for term from node.
*/
/**
* Plugins are described by creating a $plugin array which will be used
* by the system that includes this file.
*/
$plugin = array(
'title' => t('Term from node'),
'keyword' => 'term',
'description' => t('Adds a taxonomy term from a node context; if multiple terms are selected, this will get the "first" term only.'),
'required context' => new ctools_context_required(t('Node'), 'node'),
'context' => 'ctools_term_from_node_context',
'edit form' => 'ctools_term_from_node_settings_form',
'defaults' => array('vid' => ''),
);
/**
* Return a new context based on an existing context.
*/
function ctools_term_from_node_context($context, $conf) {
// If unset it wants a generic, unfilled context, which is just NULL.
if (empty($context->data)) {
return ctools_context_create_empty('entity:taxonomy_term', NULL);
}
if (isset($context->data->taxonomy)) {
foreach ($context->data->taxonomy as $term) {
if ($term->vid == $conf['vid']) {
return ctools_context_create('entity:taxonomy_term', $term);
}
}
}
}
/**
* Settings form for the relationship.
*/
function ctools_term_from_node_settings_form($form, &$form_state) {
$conf = $form_state['conf'];
$options = array();
foreach (taxonomy_get_vocabularies() as $vid => $vocabulary) {
$options[$vid] = $vocabulary->name;
}
$form['vid'] = array(
'#title' => t('Vocabulary'),
'#type' => 'select',
'#options' => $options,
'#default_value' => $conf['vid'],
'#prefix' => '<div class="clearfix">',
'#suffix' => '</div>',
);
return $form;
}