290 lines
8.1 KiB
PHP
290 lines
8.1 KiB
PHP
<?php
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/**
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* @file
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* Hooks provided by the XML sitemap module.
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*
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* @ingroup xmlsitemap
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*/
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/**
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* @addtogroup hooks
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* @{
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*/
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/**
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* Provide information on the type of links this module provides.
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*
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* @see hook_entity_info()
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* @see hook_entity_info_alter()
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*/
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function hook_xmlsitemap_link_info() {
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return array(
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'mymodule' => array(
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'label' => 'My module',
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'base table' => 'mymodule',
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'entity keys' => array(
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// Primary ID key on {base table}
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'id' => 'myid',
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// Subtype key on {base table}
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'bundle' => 'mysubtype',
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),
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'path callback' => 'mymodule_path',
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'bundle label' => t('Subtype name'),
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'bundles' => array(
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'mysubtype1' => array(
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'label' => t('My subtype 1'),
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'admin' => array(
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'real path' => 'admin/settings/mymodule/mysubtype1/edit',
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'access arguments' => array('administer mymodule'),
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),
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'xmlsitemap' => array(
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'status' => XMLSITEMAP_STATUS_DEFAULT,
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'priority' => XMLSITEMAP_PRIORITY_DEFAULT,
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),
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),
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),
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'xmlsitemap' => array(
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// Callback function to take an array of IDs and save them as sitemap
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// links.
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'process callback' => '',
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// Callback function used in batch API for rebuilding all links.
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'rebuild callback' => '',
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// Callback function called from the XML sitemap settings page.
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'settings callback' => '',
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)
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),
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);
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}
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/**
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* Alter the data of a sitemap link before the link is saved.
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*
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* @param array $link
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* An array with the data of the sitemap link.
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* @param array $context
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* An optional context array containing data related to the link.
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*/
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function hook_xmlsitemap_link_alter(array &$link, array $context) {
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if ($link['type'] == 'mymodule') {
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$link['priority'] += 0.5;
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}
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}
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/**
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* Inform modules that an XML sitemap link has been created.
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*
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* @param $link
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* Associative array defining an XML sitemap link as passed into
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* xmlsitemap_link_save().
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* @param array $context
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* An optional context array containing data related to the link.
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*
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* @see hook_xmlsitemap_link_update()
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*/
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function hook_xmlsitemap_link_insert(array $link, array $context) {
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db_insert('mytable')
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->fields(array(
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'link_type' => $link['type'],
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'link_id' => $link['id'],
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'link_status' => $link['status'],
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))
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->execute();
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}
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/**
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* Inform modules that an XML sitemap link has been updated.
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*
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* @param $link
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* Associative array defining an XML sitemap link as passed into
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* xmlsitemap_link_save().
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* @param array $context
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* An optional context array containing data related to the link.
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*
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* @see hook_xmlsitemap_link_insert()
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*/
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function hook_xmlsitemap_link_update(array $link, array $context) {
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db_update('mytable')
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->fields(array(
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'link_type' => $link['type'],
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'link_id' => $link['id'],
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'link_status' => $link['status'],
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))
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->execute();
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}
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/**
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* Respond to XML sitemap link clearing and rebuilding.
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*
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* @param array $types
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* An array of link types that are being rebuilt.
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* @param bool $save_custom
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* If links with overridden status and/or priority are being removed or not.
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*/
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function hook_xmlsitemap_rebuild_clear(array $types, $save_custom) {
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db_delete('mytable')
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->condition('link_type', $types, 'IN')
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->execute();
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}
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/**
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* Index links for the XML sitemaps.
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*/
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function hook_xmlsitemap_index_links($limit) {
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}
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/**
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* Provide information about contexts available to XML sitemap.
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*
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* @see hook_xmlsitemap_context_info_alter().
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*/
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function hook_xmlsitemap_context_info() {
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$info['vocabulary'] = array(
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'label' => t('Vocabulary'),
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'summary callback' => 'mymodule_xmlsitemap_vocabulary_context_summary',
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'default' => 0,
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);
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return $info;
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}
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/**
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* Alter XML sitemap context info.
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*
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* @see hook_xmlsitemap_context_info().
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*/
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function hook_xmlsitemap_context_info_alter(&$info) {
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$info['vocabulary']['label'] = t('Site vocabularies');
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}
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/**
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* Provide information about the current context on the site.
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*
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* @see hook_xmlsitemap_context_alter()
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*/
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function hook_xmlsitemap_context() {
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$context = array();
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if ($vid = mymodule_get_current_vocabulary()) {
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$context['vocabulary'] = $vid;
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}
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return $context;
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}
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/**
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* Alter the current context information.
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*
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* @see hook_xmlsitemap_context()
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*/
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function hook_xmlsitemap_context_alter(&$context) {
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if (user_access('administer taxonomy')) {
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unset($context['vocabulary']);
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}
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}
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/**
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* Provide options for the url() function based on an XML sitemap context.
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*/
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function hook_xmlsitemap_context_url_options(array $context) {
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}
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/**
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* Alter the url() options based on an XML sitemap context.
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*/
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function hook_xmlsitemap_context_url_options_alter(array &$options, array $context) {
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}
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/**
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* Alter the content added to an XML sitemap for an individual element.
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*
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* This hooks is called when the module is generating the XML content for the
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* sitemap and allows other modules to alter existing or add additional XML data
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* for any element by adding additional key value paris to the $element array.
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*
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* The key in the element array is then used as the name of the XML child
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* element to add and the value is the value of that element. For example:
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*
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* @code $element['video:title'] = 'Big Ponycorn'; @endcode
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*
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* Would result in a child element like <video:title>Big Ponycorn</video:title>
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* being added to the sitemap for this particular link.
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*
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* @param array $element
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* The element that will be converted to XML for the link.
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* @param array $link
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* An array of properties providing context about the link that we are
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* generating an XML element for.
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* @param object $sitemap
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* The sitemap that is currently being generated.
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*/
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function hook_xmlsitemap_element_alter(array &$element, array $link, $sitemap) {
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if ($link['subtype'] === 'video') {
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$node = node_load($link['id']);
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$element['video:video'] = array(
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'video:title' => check_plain($node->title),
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'video:description' => isset($node->body[LANGUAGE_NONE][0]['summary']) ? check_plain($node->body[LANGUAGE_NONE][0]['summary']) : check_plain($node->body[LANGUAGE_NONE][0]['value']),
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'video:live' => 'no',
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);
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}
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}
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/**
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* Alter the attributes used for the root element of the XML sitemap.
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*
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* For example add an xmlns:video attribute:
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* <urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:video="http://www.google.com/schemas/sitemap-video/1.1">
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*
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* @param array $attributes
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* An associative array of attributes to use in the root element of an XML
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* sitemap.
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* @param object $sitemap
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* The sitemap that is currently being generated.
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*/
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function hook_xmlsitemap_root_attributes_alter(&$attributes, $sitemap) {
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$attributes['xmlns:video'] = 'http://www.google.com/schemas/sitemap-video/1.1';
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}
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/**
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* Alter the query selecting data from {xmlsitemap} during sitemap generation.
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*
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* @param $query
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* A Query object describing the composite parts of a SQL query.
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*
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* @see hook_query_TAG_alter()
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*/
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function hook_query_xmlsitemap_generate_alter(QueryAlterableInterface $query) {
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$sitemap = $query->getMetaData('sitemap');
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if (!empty($sitemap->context['vocabulary'])) {
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$node_condition = db_and();
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$node_condition->condition('type', 'taxonomy_term');
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$node_condition->condition('subtype', $sitemap->context['vocabulary']);
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$normal_condition = db_and();
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$normal_condition->condition('type', 'taxonomy_term', '<>');
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$condition = db_or();
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$condition->condition($node_condition);
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$condition->condition($normal_condition);
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$query->condition($condition);
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}
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}
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/**
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* Provide information about XML sitemap bulk operations.
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*/
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function hook_xmlsitemap_sitemap_operations() {
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}
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/**
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* Respond to XML sitemap deletion.
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*
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* This hook is invoked from xmlsitemap_sitemap_delete_multiple() after the XML
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* sitemap has been removed from the table in the database.
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*
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* @param $sitemap
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* The XML sitemap object that was deleted.
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*/
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function hook_xmlsitemap_sitemap_delete(stdClass $sitemap) {
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db_query("DELETE FROM {mytable} WHERE smid = '%s'", $sitemap->smid);
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}
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/**
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* @} End of "addtogroup hooks".
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*/
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