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<?php
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/**
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* @file
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* Hook implementations for view alias module integration.
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*
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* @ingroup pathauto
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*/
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/**
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* Implementation of hook_pathauto().
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*/
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function view_alias_pathauto($op) {
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switch ($op) {
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case 'settings':
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$settings = array();
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$settings['module'] = 'view_alias';
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$settings['token_type'] = 'view_alias';
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$settings['groupheader'] = t('View Alias settings');
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$settings['patterndescr'] = t('Default View Alias pattern (applies to all views with a term argument and page display)');
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$settings['patterndefault'] = t('');
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$settings['bulkname'] = t('Bulk generate aliases for views with term arguments that are not aliased');
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$settings['bulkdescr'] = t('Generate aliases for all existing views with term arguments which do not already have aliases.');
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// left out patterns since we dont use them.
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$settings['placeholders'] = array();
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return (object) $settings;
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default:
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break;
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}
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}
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/**
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*
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* Do the bulk updating for view aliases
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*
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*/
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function view_alias_pathauto_bulkupdate() {
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$aliasable = _get_aliasable_displays();
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foreach($aliasable as $alias) {
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if(variable_get("pathauto_view_alias_{$alias->path}", FALSE)) {
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$terms = taxonomy_get_tree($alias->varg);
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foreach($terms as $term) {
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$clean_term_name = pathauto_cleanstring($term->name);
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path_set_alias("$alias->path/$term->tid","$alias->path/$clean_term_name");
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drupal_set_message("Alias $alias->path/$term->tid to $alias->path/$clean_term_name");
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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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* Implementation of hook_path_alais_types from pathauto
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* allows me to hook into the bulk delete
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*
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*/
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function view_alias_path_alias_types() {
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$aliasable = _get_aliasable_displays();
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foreach($aliasable as $alias) {
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$objects["$alias->path/%"] = t("View page displays having a path of '$alias->path'");
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}
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return $objects;
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}
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/**
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*
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* Implementation of hook_form_alter
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* remove the default form settings and add our own since view alias are different from the regular
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* alaises
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*
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*/
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function view_alias_form_alter(&$form, $form_state, $form_id) {
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if($form_id == 'pathauto_admin_settings') {
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unset($form['view_alias']['pathauto_view_alias_pattern']);
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unset($form['view_alias']['token_help']);
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$form['view_alias']['views_to_alias'] = array(
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'#type' => 'fieldset',
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'#title' => t('Views available for aliasing'),
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'#description' => t('Check the views for which aliases should be bulk generated.'),
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'#weight' => -1,
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);
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$aliasable = _get_aliasable_displays();
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foreach($aliasable as $alias) {
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$voc = taxonomy_vocabulary_load($alias->varg);
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$form['view_alias']['views_to_alias']["pathauto_view_alias_{$alias->path}"] = array(
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'#type' => 'checkbox',
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'#title' => t("View $alias->view_name, display $alias->display_name, on path $alias->path, with $voc->name arguments."),
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'#weight' => -1,
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'#default_value' => variable_get("pathauto_view_alias_{$alias->path}", 0),
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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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* find the views that can be aliased.
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* that means have a path url and use a term id as an argument
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* build and array of objects, keyed with the view name, having the view path, and the vocab id for the terms used
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* array(
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* 0 =>
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* object (
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* 'view_name' -> 'viewname'
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* 'display_name' -> 'display name'
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* 'path' -> 'view url path'
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* 'varg' -> 'vocabulary id'
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* )
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* )
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*/
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function _get_aliasable_displays() {
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$aliasable_views = array();
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$sql = "SELECT DISTINCT(vv.name) FROM drupal_views_view vv JOIN drupal_views_display vd ";
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$sql .= "ON vv.vid = vd.vid where vd.display_plugin = 'page';";
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$result = db_query($sql);
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while($row = db_fetch_object($result)) {
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$aview = views_get_view($row->name);
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$alias = NULL;
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$alias->view_name = $row->name;
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$default_vocab_arg;
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foreach($aview->display as $key => $display) {
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// check default for args and save for later
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$alias->display_name = $key;
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if($key == 'default') {
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$alias->varg = _find_view_arguments($display);
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continue;
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}
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// its some sort of page cause the query says so.
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else {
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//dpr($display);
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// add the page and replace overridden args.
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$alias->path = $display->display_options['path'];
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$overriden = _find_view_arguments($display);
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if($overridden) {
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$alias->varg = $overridden;
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}
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}
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if(!empty($alias->path) && !empty($alias->varg))
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$aliasable_views[] = drupal_clone($alias);
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}
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}
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return $aliasable_views;
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}
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/**
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* helper to dig out the view arguments.
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*/
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function _find_view_arguments($display) {
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$dis_args = $display->display_options['arguments']['tid'];
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// array_sum is used since if no vocabularies are selected, the sum of the argumets will be 0
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// and we need to make sure there is a vocabular set.
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if($dis_args['validate_argument_type'] == 'tid' && array_sum($dis_args['validate_argument_vocabulary']) > 0) {
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// remove zero entries
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$no_zeroes = array_diff($dis_args['validate_argument_vocabulary'], array(0));
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return implode(",", $no_zeroes);
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}
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return FALSE;
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}
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