40 lines
1.3 KiB
PHP
40 lines
1.3 KiB
PHP
<?php
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/**
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* Set the breadcrumb using a context reaction.
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*/
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class context_reaction_breadcrumb extends context_reaction_menu {
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/**
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* Override of execute().
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*/
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function execute(&$vars = NULL) {
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if ($active_paths = $this->get_active_paths()) {
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$breadcrumb = array(l(t('Home'), '<front>', array('purl' => array('disabled' => TRUE))));
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foreach ($active_paths as $path) {
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$result = db_select('menu_links')
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->fields('menu_links', array('p1', 'p2', 'p3', 'p4', 'p5', 'p6', 'p7', 'p8'))
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->condition('hidden', 0)
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->condition('link_path', $path)
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->execute();
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while ($parents = $result->fetchAssoc()) {
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$set = FALSE;
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foreach (array_filter($parents) as $plid) {
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$parent = menu_link_load($plid);
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if ($parent && $parent['access'] && empty($parent['hidden']) && !empty($parent['title'])) {
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$set = TRUE;
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$breadcrumb[] = l($parent['title'], $parent['href']);
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}
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}
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// Only set the breadcrumb if one or more links were added to the
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// trail. If not, continue iterating through possible menu links.
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if ($set) {
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drupal_set_breadcrumb($breadcrumb);
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break;
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}
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}
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}
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}
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}
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}
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