New module 'Custom breadcrumbs'
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<?php
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// $Id: custom_breadcrumbs_paths.install,v 1.1.2.7 2010/05/03 22:49:15 mgn Exp $
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/**
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* @file
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* Install file for the custom_breadcrumbs module.
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*/
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/**
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* Implements hook_install().
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*/
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function custom_breadcrumbs_paths_install() {
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drupal_install_schema('custom_breadcrumbs_paths');
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// Search for Paths breadcrumbs in existing {custom_breadcrumb} and copy to new table.
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drupal_set_message(t('Looking for Specify Path breadcrumbs to copy from {custom_breadcrumb}...'));
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$result = db_query("SELECT * FROM {custom_breadcrumb} WHERE node_type = '%s'", 'Specify Path');
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$found = 0;
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while ($breadcrumb = db_fetch_object($result)) {
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$start = strpos($breadcrumb->paths, "\n");
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$specific_path = drupal_substr($breadcrumb->paths, 0, $start);
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$title = drupal_substr($breadcrumb->titles, strpos($breadcrumb->titles, "\n") + 1);
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$newpath = drupal_substr($breadcrumb->paths, strpos($breadcrumb->paths, "\n") + 1);
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db_query("INSERT INTO {custom_breadcrumbs_paths} (titles, paths, visibility_php, specific_path, set_active_menu, language) VALUES ('%s', '%s', '%s', '%s', %d, '%s' )", $title, $newpath, $breadcrumb->visibility_php, $specific_path, $breadcrumb->set_active_menu, $breadcrumb->language);
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drupal_set_message('Copied path '. $specific_path .' to {custom_breadcrumbs_paths}.' );
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++$found;
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}
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if ($found > 0) {
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drupal_set_message(format_plural($found, 'Copied 1 breadcrumb.', 'Copied @count breadcrumbs.'));
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drupal_set_message(t('You can now delete the old Specify Path breadcrumb from <a href="@link">admin/build/custom_breadcrumbs</a>. They will be listed with title Specify Path and page type node.', array('@link' => url('admin/build/custom_breadcrumbs'))));
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}
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else {
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drupal_set_message(t('No Specify Path breadcrumbs were found in {custom_breadcrumbs}'));
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}
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}
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/**
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* Implements hook_schema().
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*/
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function custom_breadcrumbs_paths_schema() {
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$schema['custom_breadcrumbs_paths'] = array(
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'description' => 'Stores custom breadcrumb trails for specific paths.',
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'fields' => array(
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'bid' => array(
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'type' => 'serial',
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'unsigned' => TRUE,
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'not null' => TRUE,
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'description' => 'Unique identifier for the {custom_breadcrumbs_views}.',
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),
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'name' => array(
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'type' => 'varchar',
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'length' => 128,
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'not null' => FALSE,
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'description' => 'An optional name for the custom breadcrumb.',
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),
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'titles' => array(
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'type' => 'varchar',
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'length' => 255,
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'not null' => TRUE,
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'default' => '',
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'description' => 'A return-delimited list of titles for the breadcrumb links.',
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),
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'paths' => array(
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'type' => 'varchar',
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'length' => 255,
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'not null' => FALSE,
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'description' => 'A return-delimited list of url paths for the breadcrumb links.',
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),
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'visibility_php' => array(
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'type' => 'text',
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'not null' => TRUE,
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'size' => 'medium',
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'description' => 'An optional PHP snippet to control the {custom_breadcrumbs_views} visibility.',
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),
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'specific_path' => array(
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'type' => 'varchar',
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'length' => 255,
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'not null' => TRUE,
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'description' => 'Path to the view for this custom breadcrumb.',
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),
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'language' => array(
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'type' => 'varchar',
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'length' => 12,
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'not null' => TRUE,
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'default' => '',
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'description' => 'The language this breadcrumb is for; if blank, the breadcrumb will be used for unknown languages.',
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),
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),
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'indexes' => array(
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'language' => array('language'),
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'path_language' => array('specific_path', 'language'),
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),
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'primary key' => array('bid'),
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);
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return $schema;
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}
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/**
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* Adds indices to custom_breadcrumb table to improve performance.
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*/
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function custom_breadcrumbs_paths_update_6000() {
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$ret = array();
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db_add_index($ret, 'custom_breadcrumbs_paths', 'language', array('language'));
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db_add_index($ret, 'custom_breadcrumbs_paths', 'path_language', array('specific_path', 'language'));
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return $ret;
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}
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/**
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* Adds name field for improved organization of breadcrumbs
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* Remove set_active_menu field because it is no longer used.
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*/
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function custom_breadcrumbs_paths_update_6200() {
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$ret = array();
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db_add_field($ret, 'custom_breadcrumbs_paths', 'name', array('type' => 'varchar', 'length' => 128, 'NOT NULL' => FALSE, 'description' => 'An optional name for the custom breadcrumb.'));
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db_drop_field($ret, 'custom_breadcrumbs_paths', 'set_active_menu');
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return $ret;
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}
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/**
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* Implements hook_uninstall().
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*/
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function custom_breadcrumbs_paths_uninstall() {
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drupal_uninstall_schema('custom_breadcrumbs_paths');
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// Remove persistent variables.
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variable_del('custom_breadcrumbs_paths_allow_wildcards');
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}
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