117 lines
4 KiB
PHP
117 lines
4 KiB
PHP
<?php
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/**
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* ownCloud
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*
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* @author Côme BERNIGAUD
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* @copyright 2011 Côme BERNIGAUD come.bernigaud@laposte.net
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
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*
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* You should have received a copy of the GNU Affero General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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require_once('base.php');
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/**
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* This class manages the access to the database from apps. It basically is a wrapper for
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* OC_DB. It allows that apps doesn't contains SQL code.
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*/
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class OC_DB4App {
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/**
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* @brief Store an object in the database
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* @param $appname Name of the application
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* @param $table Name of the database table
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* @param $userid Id of owner of the object
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* @param $object Object to save in the database
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* @returns id of the object in the database
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*
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*/
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static public function store($appname,$tablename,$userid,$object) {
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$table = $appname."_".$tablename;
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if(OC_DB::connect()) {
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$CONFIG_DBTYPE = OC_Config::getValue( "dbtype", "sqlite" );
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if( $CONFIG_DBTYPE == 'sqlite' or $CONFIG_DBTYPE == 'sqlite3' ){
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$idline = "id INTEGER PRIMARY KEY AUTOINCREMENT";
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} else {
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$idline = "id int NOT NULL AUTO_INCREMENT";
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}
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$query = "CREATE TABLE IF NOT EXISTS *PREFIX*$table ($idline,uid int REFERENCES user(id),object text)";
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OC_DB::query($query);
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$query = "INSERT INTO *PREFIX*$table (uid,object) VALUES ('$userid','".OC_DB::escape(base64_encode(serialize($object)))."')";
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OC_DB::query($query);
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return OC_DB::insertid();
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} else {
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die ("could not connect to database");
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}
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}
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/**
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* @brief Get an object from the database
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* @param $appname Name of the application
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* @param $table Name of the database table
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* @param $objectid Id of the object
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* @returns the object
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*
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*/
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static public function get_object($appname,$tablename,$objectid) {
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$table = $appname."_".$tablename;
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if(OC_DB::connect()) {
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$query = "SELECT object FROM *PREFIX*$table WHERE id='".OC_DB::escape($objectid)."'";
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$q = OC_DB::prepare($query);
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$result = $q->execute()->fetchOne();
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return unserialize(base64_decode($result));
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} else {
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die ("could not connect to database");
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}
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}
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static public function get_objects($appname,$tablename,$userid) {
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$table = $appname."_".$tablename;
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if(OC_DB::connect()) {
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$query = "SELECT id FROM *PREFIX*$table WHERE uid='".OC_DB::escape($userid)."'";
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$q = OC_DB::prepare($query);
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$result = $q->execute()->fetchAll();
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return $result;
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} else {
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die ("could not connect to database");
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}
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}
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static public function delete_object($appname,$tablename,$objectid) {
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$table = $appname."_".$tablename;
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if(OC_DB::connect()) {
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$query = "DELETE FROM *PREFIX*$table WHERE id='".OC_DB::escape($objectid)."'";
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$q = OC_DB::prepare($query);
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$q->execute();
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return true;
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} else {
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die ("could not connect to database");
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}
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}
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static public function drop($appname,$tablename) {
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$table = $appname."_".$tablename;
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if(OC_DB::connect()) {
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$query = "DROP TABLE *PREFIX*$table";
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$q = OC_DB::prepare($query);
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$q->execute();
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return true;
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} else {
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die ("could not connect to database");
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}
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}
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}
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?>
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