+ if(isset($_GET['id']) && is_numeric($_GET['id'])) {
+ $fspot->showPhoto($_GET['id']);
+ }
+ break;
+
+ case 'show_available_tags':
+ $fspot->getAvailableTags();
+ break;
+
+ case 'show_selected_tags':
+ $fspot->getSelectedTags();
+ break;
+
+ case 'addtag':
+ if(isset($_GET['id']) && is_numeric($_GET['id'])) {
+ $fspot->addTag($_GET['id']);
+ }
+ break;
+
+ case 'deltag':
+ if(isset($_GET['id']) && is_numeric($_GET['id'])) {
+ $fspot->delTag($_GET['id']);
+ }
+ break;
+
+ case 'reset':
+ $fspot->resetTagSearch();
+ $fspot->resetTags();
+ $fspot->resetDateSearch();
+ $fspot->resetPhotoView();
+ break;
+
+ case 'tagcondition':
+ if(isset($_GET['mode']) && in_array($_GET['mode'], Array('or', 'and'))) {
+ $fspot->setTagCondition($_GET['mode']);
+ }
+ break;
+
+ case 'show_photo_index':
+ if(isset($_GET['begin_with']) && is_numeric($_GET['begin_with'])) {
+ $_SESSION['begin_with'] = $_GET['begin_with'];
+ }
+ else {
+ unset($_SESSION['begin_with']);
+ }
+ $fspot->showPhotoIndex();
+ break;
+
+ case 'showcredits':
+ $fspot->showCredits();
+ break;
+
+ case 'search':
+ $fspot->startSearch($_GET['for'], $_GET['sort_order'], $_GET['from'], $_GET['to']);
+
+ if((isset($_GET['from']) && $fspot->isValidDate($_GET['from'])) &&
+ (isset($_GET['to']) && $fspot->isValidDate($_GET['to']))) {
+ }
+ else {
+ $fspot->startSearch($_GET['for'], $_GET['sort_order']);
+ }
+ break;