+ } // addTag()
+
+ public function delTag($tag)
+ {
+ if(isset($_SESSION['selected_tags'])) {
+ $key = array_search($tag, $_SESSION['selected_tags']);
+ unset($_SESSION['selected_tags'][$key]);
+ }
+
+ } // delTag()
+
+ public function resetTags()
+ {
+ unset($_SESSION['selected_tags']);
+
+ } // resetTags()
+
+ public function getAllTagPhotos()
+ {
+ $tagged_photos = Array();
+
+ if(isset($_SESSION['selected_tags'])) {
+ $selected = "";
+ foreach($_SESSION['selected_tags'] as $tag)
+ $selected.= $tag .",";
+ $selected = substr($selected, 0, strlen($selected)-1);
+ $result = $this->db->db_query("
+ SELECT DISTINCT photo_id
+ FROM photo_tags
+ WHERE tag_id IN (". $selected .")
+ ");
+ }
+ else {
+ $result = $this->db->db_query("
+ SELECT DISTINCT photo_id
+ FROM photo_tags
+ ");
+ }
+
+ while($row = $this->db->db_fetch_object($result)) {
+ array_push($tagged_photos, $row['photo_id']);
+ }
+
+ return $tagged_photos;
+
+ } // getAllTagPhotos()
+
+ public function showPhotoIndex()
+ {
+ $photos = $this->getAllTagPhotos();
+ $count = count($photos);
+
+ $rows = 0;
+ $cols = 0;
+ $images[$rows] = Array();
+
+ for($i = 0; $i < $count; $i++) {
+
+ $images[$rows][$cols] = $photos[$i];
+
+ if($cols == $this->cfg->thumbs_per_row-1) {
+ $cols = 0;
+ $rows++;
+ $images[$rows] = Array();
+ }
+ else {
+ $cols++;
+ }
+ }
+
+ // +1 for for smarty's selection iteration
+ $rows++;
+
+ //$images.= "<img src=\"phpfspot_img.php?idx=". $photo ."&width=". $this->cfg->thumb_width ."\" /><br />\n";
+
+ $this->tmpl->assign('count', $count);
+ $this->tmpl->assign('width', $this->cfg->thumb_width);
+ $this->tmpl->assign('images', $images);
+ $this->tmpl->assign('rows', $rows);
+ $this->tmpl->assign('columns', $this->cfg->thumbs_per_row);
+ $this->tmpl->show("photo_index.tpl");
+
+
+ } // showPhotoIndex()