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<?php
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// $Id: taxonomy_ezfilter.module,v 1.3 2006/06/05 14:30:22 zealy Exp $
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// mailto: i.zealy AT gmail dot com
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/**
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* Implementation of hook_help
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*/
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function taxonomy_ezfilter_help($section) {
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$output = "";
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//drupal_set_message('tabs:'.$_SESSION['taxonomy_ezfilter_rewrited']);
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if ($_SESSION['taxonomy_ezfilter_rewrited']) {
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$output = "<ul class=\"tabs secondary\">\n<li>".t('View').' '. _taxonomy_ezfilter_form(false) ."</li></ul>\n";
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return $output;
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}
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switch ($section) {
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case "admin/modules#description":
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$output = t("easy setup a taxonomy filter by another vocublary");
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break;
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}
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return $output;
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}
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/**
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* Implementation of hook_menu
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*/
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function taxonomy_ezfilter_menu($may_cache) {
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$items = array();
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if ($may_cache) {
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}
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else{
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_taxonomy_ezfilter_form(true);
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}
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return $items;
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}
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/**
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* hook_settings: Declare administrative settings for module daily.
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*
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* @note See hook_settings for a description of parameters and return values.
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*/
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function taxonomy_ezfilter_settings() {
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$form = array();
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$form['Config Vocabulary'] = array('#type' => 'fieldset',
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'#title' => t('Config Vocabulary'),
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'#collapsible' => TRUE,
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'#description' => t('Choosing which vocabulary will be used for filter'),
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);
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$vocabularies = taxonomy_get_vocabularies();
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$vocs = array();
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foreach ($vocabularies as $vocabulary) {
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$vocs[$vocabulary->vid] = $vocabulary->name;
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}
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$form['Config Vocabulary']['taxonomy_ezfilter_vocabulary'] = array('#type' => 'select',
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'#title' => t('EzFilter Vocabulary'),
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'#default_value' => variable_get('taxonomy_ezfilter_vocabulary', false),
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'#options' => $vocs,
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'#required' => TRUE,
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'#description' => t('The vocabulary of filter must have to selected.'),
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);
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$form['Define filter level'] = array('#type' => 'fieldset',
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'#title' => t('Define filter level'),
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'#collapsible' => TRUE,
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'#description' => t('Config filter level. Now this module support 2 levels dropdown selection in user interface. Results of levels deeper than 2 will be merged into result of level 2.'),
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);
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$form['Define filter level']['taxonomy_ezfilter_lv_1_catption'] = array('#type' => 'textfield',
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'#title' => t('Define Level 1 caption'),
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'#required' => TRUE,
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'#default_value' => variable_get('taxonomy_ezfilter_lv_1_catption', 'Level 1'),
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'#description' => t('This caption will be displayed in first dropdown selection in user interface.'),
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);
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$form['Define filter level']['taxonomy_ezfilter_lv_2_catption'] = array('#type' => 'textfield',
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'#title' => t('Define Level 2 caption'),
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'#required' => TRUE,
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'#default_value' => variable_get('taxonomy_ezfilter_lv_2_catption', 'Level 2'),
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'#description' => t('This caption will be displayed in second dropdown selection in user interface.'),
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);
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$form['Define filtered type'] = array('#type' => 'fieldset',
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'#title' => t('Define filtered type'),
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'#collapsible' => TRUE,
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'#description' => t('Config filtered content by node\'s type.'),
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);
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if (variable_get('taxonomy_ezfilter_vocabulary', false)){
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$node_types = node_get_types();
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$vocab = taxonomy_get_vocabulary(variable_get('taxonomy_ezfilter_vocabulary', false));
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$node_types = array_intersect_key($node_types, array_flip($vocab->nodes));
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//var_dump($vocab);
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$form['Define filtered type']['taxonomy_ezfilter_node_types'] = array(
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'#type' => 'checkboxes',
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'#title' => t('Node types'),
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'#required' => FALSE,
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'#default_value' => variable_get('taxonomy_ezfilter_node_types', NULL),
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'#options' => $node_types,
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'#description' => t('Select the content types for which you wish to filter. Only content types associated with filter vocabulary will be displayed here.')
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);
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}
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else{
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$form['Define filtered type']['taxonomy_ezfilter_node_types'] = array(
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'#type' => 'markup',
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'#title' => NULL,
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'#value' => '<font color=red>'.t('You have not save vocabulary settings above!').'</font>'
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);
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}
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return $form;
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}
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/**
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* Implementation of hook_db_rewrite_sql()
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*/
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function taxonomy_ezfilter_db_rewrite_sql($query, $table, $field) {
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// let's cache
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static $taxonomy_ezfilter_sql_clause;
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static $taxonomy_ezfilter_rewrited;
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if (!isset($taxonomy_ezfilter_sql_clause)) {
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$taxonomy_ezfilter_sql_clause = array();
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}
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if (!isset($taxonomy_ezfilter_rewrited)) {
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$taxonomy_ezfilter_rewrited = false;
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}
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if ($table == 'n' && $field == 'nid'){
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//drupal_set_message('query:'.$query);
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$query_md5 = md5($query);
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if ($taxonomy_ezfilter_sql_clause[$query_md5]){
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//drupal_set_message($taxonomy_ezfilter_sql_clause[md5($query)]);
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return $taxonomy_ezfilter_sql_clause[$query_md5];
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}
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else{
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$sql = drupal_strtolower($query);
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$subsqls = preg_split('/select\s|\sfrom\s|\swhere\s/', $sql);
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//var_dump($subsqls);
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$types = array();
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if (strstr($subsqls[1], 'nid')){
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$tid = _taxonomy_ezfilter_get_tid();
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if ((strstr($subsqls[3],'n.type =')||strstr($subsqls[3],'n.type like'))){
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preg_match("/n\.type[\s+](?:=|like)[\s+]\'(.*?)\'/", $subsqls[3], $matches);
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$type = trim($matches[1]);
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if ($tid){
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$term = taxonomy_get_term($tid);
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// term of filter don't need to display filter form
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if ($term->vid != variable_get('taxonomy_ezfilter_vocabulary', false)){
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$types[$type] = $type;
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}
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}
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else{
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$types[$type] = $type;
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}
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}
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else if ($tid){
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$term = taxonomy_get_term($tid);
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// term of filter don't need to display filter form
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if ($term->vid != variable_get('taxonomy_ezfilter_vocabulary', false)){
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$voc = taxonomy_get_vocabulary($term->vid);
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foreach($voc->nodes as $id=>$type){
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$types[$type] = $type;
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}
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}
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}
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$filte_types = variable_get('taxonomy_ezfilter_node_types', NULL);
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//if (in_array($type, $filte_types, true)){
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if (is_array($filte_types)){
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$result = array_intersect_assoc($types, $filte_types);
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}
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//var_dump($result);
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if (count($result)){
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//drupal_set_message('sql:'.$sql);
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//drupal_set_message('type:'.$type);
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$taxonomy_ezfilter_rewrited = TRUE;
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$_SESSION['taxonomy_ezfilter_rewrited'] = TRUE;
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$taxonomy_ezfilter_sql_clause[$query_md5]['join'] = 'INNER JOIN {term_node} filter_tn ON n.nid = filter_tn.nid';
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unset($term_id);
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if ($_SESSION['ezfilter_lv_2_selected']){
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$term_id = $_SESSION['ezfilter_lv_2_selected'];
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}
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else if ($_SESSION['ezfilter_lv_1_selected']){
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$term_id = $_SESSION['ezfilter_lv_1_selected'];
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}
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if ($term_id){
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unset($children);
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$children = taxonomy_get_children($term_id);
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$children[$term_id] = $term_id;
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$tids = implode(',', array_keys($children));
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if (strpos($tids, ',') === false){
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$taxonomy_ezfilter_sql_clause[$query_md5]['where'] = "filter_tn.tid = $tids";
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}
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else{
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$taxonomy_ezfilter_sql_clause[$query_md5]['where'] = "filter_tn.tid in ($tids)";
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}
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}
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else{
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$taxonomy_ezfilter_sql_clause[$query_md5]['join'] = NULL;
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$taxonomy_ezfilter_sql_clause[$query_md5]['where'] = NULL;
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}
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return $taxonomy_ezfilter_sql_clause[$query_md5];
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}
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else{
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if (!$taxonomy_ezfilter_rewrited)
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$_SESSION['taxonomy_ezfilter_rewrited'] = NULL;
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}
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}
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}
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}
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else{
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if (!$taxonomy_ezfilter_rewrited)
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$_SESSION['taxonomy_ezfilter_rewrited'] = NULL;
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}
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}
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// Supporting Function, Get current term id form current url
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function _taxonomy_ezfilter_get_tid(){
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$tid = 0;
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// flexinode/list/$ftypeid/$tid/
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if ((arg(0) == 'flexinode') && (arg(1) == 'list') && is_numeric(arg(2)) && is_numeric(arg(3))){
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$tid = arg(3);
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}
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// forum/$tid
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if ((arg(0) == 'forum') && is_numeric(arg(1))){
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$tid = arg(1);
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}
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// image/tid/$tid
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if ((arg(0) == 'image') && (arg(1) == 'tid') && is_numeric(arg(2))){
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$tid = arg(2);
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}
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// taxonomy/term/$tid
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if ((arg(0) == 'taxonomy') && (arg(1) == 'term') && is_numeric(arg(2))){
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$tid = arg(2);
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}
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// node/add/forum/$tid/
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/*
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if ((arg(0) == 'node') && (arg(1) == 'add') && (arg(2) == 'forum') && is_numeric(arg(3))){
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$tid = arg(3);
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}
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*/
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// node/$nid
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// WARNING: Can't process node assciated with more than one term except country term
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/*
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if ((arg(0) == 'node') && is_numeric(arg(1))) {
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$term = _taxonomy_ezfilter_get_node_term(arg(1));
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// Country Only node such as photoes and travelog will return false
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if ($term){
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$tid = $term->tid;
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}
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}
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*/
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// comment/reply/$nid
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// WARNING: Can't process node assciated with more than one term except country term
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/*
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if ((arg(0) == 'comment') && (arg(1) == 'reply') && is_numeric(arg(2))) {
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$term = _taxonomy_ezfilter_get_node_term(arg(2));
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// Country Only node such as photoes and travelog will return false
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if ($term){
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$tid = $term->tid;
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}
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}
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*/
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return $tid;
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}
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function _taxonomy_ezfilter_get_node_term($nid){
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$terms = taxonomy_ezfilter_get_terms_not_vocabulary($nid, variable_get('taxonomy_ezfilter_vocabulary', false));
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$term = current($terms);
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$tid = $term->tid;
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return taxonomy_get_term($tid);
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}
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/**
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* Find all terms associated to the given node, and NOT in one vocabulary.
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*/
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function taxonomy_ezfilter_get_terms_not_vocabulary($nid, $vid, $key = 'tid') {
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$result = db_query(db_rewrite_sql('SELECT t.tid, t.* FROM {term_data} t INNER JOIN {term_node} r ON r.tid = t.tid WHERE t.vid != %d AND r.nid = %d ORDER BY weight', 't', 'tid'), $vid, $nid);
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$terms = array();
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while ($term = db_fetch_object($result)) {
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$terms[$term->$key] = $term;
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}
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return $terms;
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}
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// Generate Filter Form
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// Support 2 Level Terms Only
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function _taxonomy_ezfilter_form($only_js = false){
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static $js_head = false;
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$form = array();
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$countries = taxonomy_get_children(0,variable_get('taxonomy_ezfilter_vocabulary', false));
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$countries_array = array();
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$countries_array[0] = t(variable_get('taxonomy_ezfilter_lv_1_catption', 'Level 1'));
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$javalet = "";
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$sn = 1;
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foreach ($countries as $country) {
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$countries_array[$country->tid] = $country->name;
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$javalet .= _taxonomy_ezfilter_form_javalet($sn, $country->tid);
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$sn++;
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}
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$form['level_1_selected'] = array('#type' => 'select',
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'#title' => '',
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'#default_value' => $_SESSION['ezfilter_lv_1_selected'],
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'#options' => $countries_array,
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'#description' => '',
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'#attributes' => empty($javalet)? NULL: array('onchange' => 'javascript:selectCities();')
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);
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$javascript = '
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<script type="text/javascript" language="javascript">
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function selectCities(){
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//alert(document.all("edit-level_2_selected")(1).length);
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//for(i = 0; i < document.all("edit-level_2_selected").length; i++){
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while(document.getElementById("edit-level_2_selected").options.length)
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{
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document.getElementById("edit-level_2_selected").options[0] = null;
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}
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switch(document.getElementById("edit-level_1_selected").selectedIndex){
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case 0:
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var arrCityNames = new Array();
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arrCityNames[0] = "'.variable_get('taxonomy_ezfilter_lv_2_catption', 'Level 2').';0";
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document.getElementById("edit-level_2_selected").selectedIndex = 0;
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break;
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';
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$javascript .= $javalet;
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//////////////////////////////////////////////////////////
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// JavaScriptlet looks like:
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//--------------------------------------------------------
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// case 1:
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// var arrCityNames = new Array();
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// arrCityNames[0] = "All Cities;0";
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// arrCityNames[1] = "City Term Name;City Term ID";
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// break;
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///////////////////////////////////////////////////////////
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| 344 |
$javascript .= '
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default:
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var arrCityNames = new Array();
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arrCityNames[0] = "'.variable_get('taxonomy_ezfilter_lv_2_catption', 'Level 2').';0";
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//alert(document.getElementById("edit-level_1_selected").selectedIndex);
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}
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for(j = 0; j < arrCityNames.length; j++){
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Names = arrCityNames[j].split(";");
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document.getElementById("edit-level_2_selected").options[j] = new Option(Names[0], Names[1]);
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}
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document.getElementById("edit-level_2_selected").selectedIndex = 0;
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| 355 |
//}
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}
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</script>
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';
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if (!$js_head && !empty($javalet)){
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drupal_set_html_head($javascript);
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$js_head = true;
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}
|
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$city_array = array();
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if ($_SESSION['ezfilter_lv_1_selected']){
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$city_array[0] = t('All '.variable_get('taxonomy_ezfilter_lv_2_catption', 'Level 2'));
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$cities = taxonomy_get_children($_SESSION['ezfilter_lv_1_selected'], variable_get('taxonomy_ezfilter_vocabulary', false));
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foreach ($cities as $city) {
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$city_array[$city->tid] = $city->name;
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}
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}
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else
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$city_array[0] = t(variable_get('taxonomy_ezfilter_lv_2_catption', 'Level 2'));
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if (!empty($javalet)){
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$form['level_2_selected'] = array('#type' => 'select',
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'#title' => '',
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'#default_value' => $_SESSION['ezfilter_lv_2_selected'],
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'#options' => $city_array,
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'#description' => '',
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'#validated' => true
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);
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}
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$form['buttons']['submit'] = array('#type' => 'submit', '#value' => t('Go') );
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if ($only_js)
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return '';
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else
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return drupal_get_form('ezfilter_select', $form, 'taxonomy_ezfilter_form');
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}
|
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| 394 |
function _taxonomy_ezfilter_form_javalet($sn, $tid){
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| 395 |
$cities = taxonomy_get_children($tid, variable_get('taxonomy_ezfilter_vocabulary', false));
|
| 396 |
if ($cities){
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| 397 |
$javalet = "case $sn:var arrCityNames = new Array();arrCityNames[0] = \"".t("All ".variable_get('taxonomy_ezfilter_lv_2_catption', 'Level 2')).";0\";";
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$array_index = 1;
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| 399 |
foreach ($cities as $city){
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| 400 |
$javalet .= "arrCityNames[$array_index] = \"$city->name;$city->tid\";";
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$array_index++;
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| 402 |
}
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| 403 |
$javalet .= 'break;';
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| 404 |
}
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| 405 |
return $javalet;
|
| 406 |
}
|
| 407 |
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| 408 |
function taxonomy_ezfilter_form_submit($form_id, $form_values){
|
| 409 |
//drupal_set_message("$form_id");
|
| 410 |
$_SESSION['ezfilter_lv_1_selected'] = $form_values['level_1_selected'];
|
| 411 |
$_SESSION['ezfilter_lv_2_selected'] = $form_values['level_2_selected'];
|
| 412 |
}
|
| 413 |
|
| 414 |
if (!function_exists('array_intersect_key'))
|
| 415 |
{
|
| 416 |
function array_intersect_key($arr1, $arr2) {
|
| 417 |
$res = array();
|
| 418 |
foreach($arr1 as $key=>$value) {
|
| 419 |
$push = true;
|
| 420 |
for ($i = 1; $i < func_num_args(); $i++) {
|
| 421 |
$actArray = func_get_arg($i);
|
| 422 |
if (gettype($actArray) != 'array') return false;
|
| 423 |
if (!array_key_exists($key, $actArray)) $push = false;
|
| 424 |
}
|
| 425 |
if ($push) $res[$key] = $arr1[$key];
|
| 426 |
}
|
| 427 |
return $res;
|
| 428 |
}
|
| 429 |
}
|
| 430 |
|
| 431 |
?>
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