79 lines
2.0 KiB
PHP
79 lines
2.0 KiB
PHP
<?php
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/**
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* Expose menu items as a context condition.
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*/
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class context_condition_menu extends context_condition {
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/**
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* Override of condition_values().
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*/
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function condition_values() {
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if (module_exists('menu')) {
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$menus = menu_parent_options(menu_get_menus(), array('mlid' => 0));
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$root_menus = array();
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foreach ($menus as $key => $name) {
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$id = explode(':', $key);
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if ($id[1] == '0') {
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$root_menus[$id[0]] = check_plain($name);
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}
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else {
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$link = menu_link_load($id[1]);
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$identifier = $link['link_path'];
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$root_menu = $root_menus[$id[0]];
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while (isset($menus[$root_menu][$identifier])) {
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$identifier .= "'";
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}
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$menus[$root_menu][$identifier] = $name;
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}
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unset($menus[$key]);
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}
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array_unshift($menus, "-- " . t('None') . " --");
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}
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else {
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$menus = array();
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}
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return $menus;
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}
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/**
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* Override of condition_form().
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* Use multiselect widget.
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*/
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function condition_form($context) {
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$form = parent::condition_form($context);
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$form['#type'] = 'select';
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$form['#multiple'] = TRUE;
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return $form;
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}
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/**
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* Override of condition_form_submit().
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* Trim any identifier padding for non-unique path menu items.
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*/
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function condition_form_submit($values) {
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// Trim any identifier padding for non-unique path menu items.
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$values = parent::condition_form_submit($values);
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$trimmed = array();
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foreach ($values as $key => $value) {
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$trimmed[trim($key, "'")] = trim($value, "'");
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}
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return $trimmed;
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}
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/**
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* Override of execute().
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*/
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function execute() {
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if ($this->condition_used()) {
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$trail = menu_get_active_trail();
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foreach ($trail as $item) {
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if (!empty($item['href'])) {
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foreach ($this->get_contexts($item['href']) as $context) {
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$this->condition_met($context, $item['href']);
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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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