class.ilFileDataShop.php

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<?php
/* Copyright (c) 1998-2010 ILIAS open source, Extended GPL, see docs/LICENSE */

require_once 'classes/class.ilFileData.php';
                                
class ilFileDataShop extends ilFileData
{
        const SHOPPATH = 'shop';
        
        private $pobject_id = 0;
        private $shop_path = '';
        private $image_current = '';
        private $image_new = '';
        private $db = null;

        public function __construct($a_pobject_id)
        {
                global $ilDB;
                
                $this->db = $ilDB;
                $this->pobject_id = $a_pobject_id;
                
                parent::__construct();
                $this->shop_path = ilUtil::getWebspaceDir().'/'.self::SHOPPATH.'/'.$this->pobject_id;           
                $this->initDirectory();
                $this->checkReadWrite();                
                
                $this->__read();
        }
        
        private function __read()
        {
                $result = $this->db->queryf('SELECT image FROM payment_objects WHERE pobject_id = %s',
                        array('integer'),array($this->pobject_id));
                
                while($record = $this->db->fetchAssoc($result))
                {
                        $this->image_current = $record['image'];
                        break;
                }
        }
        
        public function getCurrentImageWebPath()
        {
                if($this->image_current != '' &&
                   $this->checkFilesExist(array($this->image_current)))
                {
                        return ilUtil::getWebspaceDir('output').'/'.self::SHOPPATH.'/'.$this->pobject_id.'/'.$this->image_current;
                }
                
                return false;
        }
        
        public function getCurrentImageServerPath()
        {
                if($this->image_current != "" &&
                   $this->checkFilesExist(array($this->image_current)))
                {
                        return $this->shop_path.'/'.$this->image_current;
                }
                
                return false;
        }

        private function initDirectory()
        {
                if(is_writable($this->getPath()))
                {
                        if(ilUtil::makeDirParents($this->shop_path))
                        {
                                return true;
                        }                
                }

                return false;
        }
        
        private function checkReadWrite()
        {
                if(is_writable($this->shop_path) && is_readable($this->shop_path))
                {
                        return true;
                }
                else
                {
                        $this->ilias->raiseError('Shop directory is not readable/writable by webserver', $this->ilias->error_obj->FATAL);
                }
        }
        
        public function storeUploadedFile($a_http_post_file)
        {
                if($this->image_current != '') $this->unlinkFile($this->image_current);
                
                if(isset($a_http_post_file) && $a_http_post_file['size'])
                {                       
                        if(ilUtil::moveUploadedFile($a_http_post_file['tmp_name'],      $a_http_post_file['name'], 
                                $this->shop_path.'/'.$a_http_post_file['name']))
                        {
                                ilUtil::resizeImage('"'.$this->shop_path.'/'.$a_http_post_file['name'].'"', '"'.$this->shop_path.'/'.$a_http_post_file['name'].'"', 100, 75);
                                return $this->image_new = $a_http_post_file['name'];
                                
                        }                       
                }
                
                return false;
        }       
        
        public function assignFileToPaymentObject()
        {               
                $statement = $this->db->manipulateF(
                        'UPDATE payment_objects
                         SET
                         image = %s
                         WHERE pobject_id = %s', 
                        array('text', 'integer'),
                        array($this->image_new, $this->pobject_id));

                
                $this->image_current = $this->image_new;
                
                return true;    
        }
        
        public function deassignFileFromPaymentObject()
        {               
                $statement = $this->db->manipulateF(
                        'UPDATE payment_objects
                         SET
                         image = %s
                         WHERE pobject_id = %s', 
                        array('text', 'integer'),
                        //array('', $this->pobject_id));
                        array(NULL, $this->pobject_id));
                
                if($this->image_current != '') $this->unlinkFile($this->image_current);
                ilUtil::delDir($this->shop_path);               
                $this->image_current = '';
                
                return true;    
        }
                

        public function unlinkFile($a_filename)
        {
                if(file_exists($this->shop_path.'/'.$a_filename))
                {
                        return unlink($this->shop_path.'/'.$a_filename);
                }
        }
        
        public function checkFilesExist($a_files)
        {
                if($a_files)
                {
                        foreach($a_files as $file)
                        {
                                if(!file_exists($this->shop_path.'/'.$file))
                                {
                                        return false;
                                }
                        }
                        return true;
                }
                return true;
        }
}
?>