164 lines
4.0 KiB
PHP
164 lines
4.0 KiB
PHP
<?php defined("SYSPATH") or die("No direct script access.");
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/**
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* Gallery - a web based photo album viewer and editor
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* Copyright (C) 2000-2013 Bharat Mediratta
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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class star_Core {
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/**
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* Value defining no group can see hidden items.
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*/
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// const NONE = 0;
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/**
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* Returns the group list for a dropdown widget.
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*
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* @return array the group list
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*/
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// static function get_groups_as_dropdown_options() {
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// $options = ORM::factory("group")->select_list("id", "name");
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// return array_merge(array(self::NONE => t("Nobody")), $options);
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// }
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/**
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* Returns the starred_item model related to the given item.
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*
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* There is an attempt to fetch the model from the database through the model
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* cache. If it fails, a new unsaved model is created.
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*
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* @param Item_Model $item the item
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* @return Starred_Item_Model the related starred_item model
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*/
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static function get_starred_item_model(Item_Model $item) {
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try {
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$model = model_cache::get("item", $id);
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}
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catch (Exception $e) {
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$model = ORM::factory("starred_item");
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$model->item_id = $item->id;
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$model->validate();
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}
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return $model;
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}
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static function get_star_user_model() {
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$model = ORM::factory("starred_only_user");
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$model->user_id = identity::active_user()->id;
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$model->validate();
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return $model;
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}
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/**
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* Returns whether the given item can be starred.
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*
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* @param Item_Model $item the item
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* @return bool
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*/
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static function can_be_starred(Item_Model $item) {
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if (empty($item)) {
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return false;
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}
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//if ($item->type == "album") {
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// return false;
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//}
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return true;
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}
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/**
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* Returns whether the given item is starred.
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*
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* @param Item_Model $item the item
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* @return bool
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*/
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static function is_starred(Item_Model $item) {
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$model = self::get_starred_item_model($item);
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return $model->loaded();
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}
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/**
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* Stars the given item.
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*
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* @param Item_Model $item the item to star
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*/
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static function star(Item_Model $item) {
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if (self::is_starred($item)) {
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return;
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}
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$starred_item = self::get_starred_item_model($item);
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$starred_item->save();
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}
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/**
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* Allows the given item to be unstarred.
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*
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* @param Item_Model $item the item to display
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*/
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static function unstar(Item_Model $item) {
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if (!self::is_starred($item)) {
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return;
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}
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$starred_item = self::get_starred_item_model($item);
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$starred_item->delete();
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}
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static function star_only_on() {
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if (self::show_only_starred_items()) {
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return;
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}
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$star_user = self::get_star_user_model();
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$star_user->save();
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}
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static function star_only_off() {
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if (!self::show_only_starred_items()) {
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return;
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}
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$star_user = self::get_star_user_model();
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$star_user->delete();
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}
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/**
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* Returns whether the active user shows only starred items.
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*
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* @return bool
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*/
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static function show_only_starred_items() {
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$model = self::get_star_user_model();
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return $model->loaded();
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}
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/**
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* Returns whether the active user can star any items.
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*
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* @return bool
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*/
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static function can_star() {
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if (identity::active_user()->admin) {
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return true;
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}
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return false;
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}
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}
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