--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/modules/taxonomy/taxonomy.pages.inc	Tue Dec 23 14:28:28 2008 +0100
@@ -0,0 +1,137 @@
+<?php
+// $Id: taxonomy.pages.inc,v 1.9 2008/01/18 16:23:57 goba Exp $
+
+/**
+ * @file
+ * Page callbacks for the taxonomy module.
+ */
+
+/**
+ * Menu callback; displays all nodes associated with a term.
+ */
+function taxonomy_term_page($str_tids = '', $depth = 0, $op = 'page') {
+  $terms = taxonomy_terms_parse_string($str_tids);
+  if ($terms['operator'] != 'and' && $terms['operator'] != 'or') {
+    drupal_not_found();
+  }
+
+  if ($terms['tids']) {
+    $result = db_query(db_rewrite_sql('SELECT t.tid, t.name FROM {term_data} t WHERE t.tid IN ('. db_placeholders($terms['tids']) .')', 't', 'tid'), $terms['tids']);
+    $tids = array(); // we rebuild the $tids-array so it only contains terms the user has access to.
+    $names = array();
+    while ($term = db_fetch_object($result)) {
+      $tids[] = $term->tid;
+      $names[] = $term->name;
+    }
+
+    if ($names) {
+      $title = check_plain(implode(', ', $names));
+      drupal_set_title($title);
+
+      switch ($op) {
+        case 'page':
+          // Build breadcrumb based on first hierarchy of first term:
+          $current->tid = $tids[0];
+          $breadcrumb = array();
+          while ($parents = taxonomy_get_parents($current->tid)) {
+            $current = array_shift($parents);
+            $breadcrumb[] = l($current->name, 'taxonomy/term/'. $current->tid);
+          }
+          $breadcrumb[] = l(t('Home'), NULL);
+          $breadcrumb = array_reverse($breadcrumb);
+          drupal_set_breadcrumb($breadcrumb);
+
+          $output = theme('taxonomy_term_page', $tids, taxonomy_select_nodes($tids, $terms['operator'], $depth, TRUE));
+          drupal_add_feed(url('taxonomy/term/'. $str_tids .'/'. $depth .'/feed'), 'RSS - '. $title);
+          return $output;
+          break;
+
+        case 'feed':
+          $channel['link'] = url('taxonomy/term/'. $str_tids .'/'. $depth, array('absolute' => TRUE));
+          $channel['title'] = variable_get('site_name', 'Drupal') .' - '. $title;
+          // Only display the description if we have a single term, to avoid clutter and confusion.
+          if (count($tids) == 1) {
+            $term = taxonomy_get_term($tids[0]);
+            // HTML will be removed from feed description, so no need to filter here.
+            $channel['description'] = $term->description;
+          }
+
+          $result = taxonomy_select_nodes($tids, $terms['operator'], $depth, FALSE);
+          $items = array(); 
+          while ($row = db_fetch_object($result)) {
+            $items[] = $row->nid;
+          }
+
+          node_feed($items, $channel);
+          break;
+
+        default:
+          drupal_not_found();
+      }
+    }
+    else {
+      drupal_not_found();
+    }
+  }
+}
+
+/**
+ * Render a taxonomy term page HTML output.
+ *
+ * @param $tids
+ *   An array of term ids.
+ * @param $result
+ *   A pager_query() result, such as that performed by taxonomy_select_nodes().
+ *
+ * @ingroup themeable
+ */
+function theme_taxonomy_term_page($tids, $result) {
+  drupal_add_css(drupal_get_path('module', 'taxonomy') .'/taxonomy.css');
+
+  $output = '';
+
+  // Only display the description if we have a single term, to avoid clutter and confusion.
+  if (count($tids) == 1) {
+    $term = taxonomy_get_term($tids[0]);
+    $description = $term->description;
+
+    // Check that a description is set.
+    if (!empty($description)) {
+      $output .= '<div class="taxonomy-term-description">';
+      $output .= filter_xss_admin($description);
+      $output .= '</div>';
+    }
+  }
+
+  $output .= taxonomy_render_nodes($result);
+
+  return $output;
+}
+
+/**
+ * Helper function for autocompletion
+ */
+function taxonomy_autocomplete($vid, $string = '') {
+  // The user enters a comma-separated list of tags. We only autocomplete the last tag.
+  $array = drupal_explode_tags($string);
+
+  // Fetch last tag
+  $last_string = trim(array_pop($array));
+  $matches = array();
+  if ($last_string != '') {
+    $result = db_query_range(db_rewrite_sql("SELECT t.tid, t.name FROM {term_data} t WHERE t.vid = %d AND LOWER(t.name) LIKE LOWER('%%%s%%')", 't', 'tid'), $vid, $last_string, 0, 10);
+
+    $prefix = count($array) ? implode(', ', $array) .', ' : '';
+
+    while ($tag = db_fetch_object($result)) {
+      $n = $tag->name;
+      // Commas and quotes in terms are special cases, so encode 'em.
+      if (strpos($tag->name, ',') !== FALSE || strpos($tag->name, '"') !== FALSE) {
+        $n = '"'. str_replace('"', '""', $tag->name) .'"';
+      }
+      $matches[$prefix . $n] = check_plain($tag->name);
+    }
+  }
+
+  drupal_json($matches);
+}