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<?php
// $Id$
/**
* @file
* Page callbacks for the taxonomy module.
*/
/**
* Menu callback; displays all nodes associated with a term.
*/
function taxonomy_term_page($terms, $depth = 0, $op = 'page') {
if ($terms['operator'] != 'and' && $terms['operator'] != 'or') {
drupal_not_found();
}
$str_tids = $terms['str_tids'];
if ($terms['tids']) {
$query = db_select('taxonomy_term_data', 't');
$query->addTag('term_access');
// Load array with all tid's the user has access to in the format tid => name.
$term_results = $query
->fields('t', array('tid', 'name'))
->condition('tid', $terms['tids'], 'IN')
->execute()
->fetchAllKeyed();
$tids = array_keys($term_results);
$names = array_values($term_results);
if ($names) {
$title = implode(', ', $names);
drupal_set_title($title);
switch ($op) {
case 'page':
// Build breadcrumb based on first hierarchy of first term:
$current = (object) array(
'tid' => $tids[0],
);
$breadcrumb = array();
while ($parents = taxonomy_get_parents($current->tid)) {
$current = array_shift($parents);
$breadcrumb[] = l($current->name, taxonomy_term_path($current));
}
$breadcrumb[] = l(t('Home'), NULL);
$breadcrumb = array_reverse($breadcrumb);
drupal_set_breadcrumb($breadcrumb);
drupal_add_feed(url('taxonomy/term/' . $str_tids . '/' . $depth . '/feed'), 'RSS - ' . $title);
drupal_add_css(drupal_get_path('module', 'taxonomy') . '/taxonomy.css');
$build = array();
// Only display fields if we have a single term, to avoid clutter and
// confusion.
if (count($tids) == 1) {
$term = taxonomy_term_load($tids[0]);
$build += field_attach_view('taxonomy_term', $term);
if (!empty($term->description)) {
$build['term_description'] = array(
'#markup' => filter_xss_admin($term->description),
'#weight' => -1,
'#prefix' => '<div class="taxonomy-term-description">',
'#suffix' => '</div>',
);
}
}
if ($nids = taxonomy_select_nodes($tids, $terms['operator'], $depth, TRUE)) {
$nodes = node_load_multiple($nids);
$build += node_build_multiple($nodes);
$build['pager'] = array(
'#markup' => theme('pager', NULL),
'#weight' => 5,
);
}
else {
$build['no_content'] = array(
'#prefix' => '<p>',
'#markup' => t('There are currently no posts in this category.'),
'#suffix' => '</p>',
);
}
return $build;
case 'feed':
$channel['link'] = url('taxonomy/term/' . $str_tids . '/' . $depth, array('absolute' => TRUE));
$channel['title'] = variable_get('site_name', 'Drupal') . ' - ' . $title;
// Only display the description if we have a single term, to avoid clutter and confusion.
if (count($tids) == 1) {
$term = taxonomy_term_load($tids[0]);
// HTML will be removed from feed description, so no need to filter here.
$channel['description'] = $term->description;
}
$nids = taxonomy_select_nodes($tids, $terms['operator'], $depth, FALSE);
node_feed($nids, $channel);
break;
default:
drupal_not_found();
}
}
else {
drupal_not_found();
}
}
}
/**
* Page to edit a vocabulary term.
*/
function taxonomy_term_edit($term) {
if (isset($term)) {
drupal_set_title($term->name);
return drupal_get_form('taxonomy_form_term', taxonomy_vocabulary_load($term->vid), (array)$term);
}
return drupal_not_found();
}
/**
* Helper function for autocompletion
*/
function taxonomy_autocomplete($vid, $string = '') {
// The user enters a comma-separated list of tags. We only autocomplete the last tag.
$array = drupal_explode_tags($string);
// Fetch last tag
$last_string = trim(array_pop($array));
$matches = array();
if ($last_string != '') {
$query = db_select('taxonomy_term_data', 't');
$query->addTag('term_access');
$tags = $query
->fields('t', array('tid', 'name'))
->condition('t.vid', $vid)
->where("LOWER(t.name) LIKE LOWER(:last_string)", array(':last_string' => '%' . $last_string . '%'))
->range(0, 10)
->execute()
->fetchAllKeyed();
$prefix = count($array) ? implode(', ', $array) . ', ' : '';
foreach ($tags as $tid => $name) {
$n = $name;
// Commas and quotes in terms are special cases, so encode 'em.
if (strpos($name, ',') !== FALSE || strpos($name, '"') !== FALSE) {
$n = '"' . str_replace('"', '""', $name) . '"';
}
$matches[$prefix . $n] = check_plain($name);
}
}
drupal_json($matches);
}
|
