lifetype-1.2/class/gallery/dao/galleryresourcequotas.class.php

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<?php

        
        
        define( "GLOBAL_QUOTA_DEFAULT", 5000000 );

        class GalleryResourceQuotas 
        {
        
                function getGlobalResourceQuota()
                {
                        lt_include( PLOG_CLASS_PATH."class/config/config.class.php" );          
                        $config =& Config::getConfig();
                        $quota = $config->getValue( "resources_quota", GLOBAL_QUOTA_DEFAULT );
                        
                        return $quota;
                }
                
                function getBlogResourceQuotaUsage( $userId )
                {
                        //
                        // :HACK:
                        // this is done so that we can keep this method static while still easily
                        // executing an sql query!
                        //
                        $model = new Model();
                        $prefix = $model->getPrefix();
                
                        // we can use one query to calculate this...
                        $query = "SELECT SUM(file_size) AS total_size FROM {$prefix}gallery_resources
                                  WHERE owner_id = '".Db::qstr( $userId )."'";
                        $result = $model->Execute( $query );
                        
                        if( !$result ) 
                                return 0;
                        $row = $result->FetchRow();
            $result->Close();
                        if( isset( $row["total_size"] ))
                                $quota = $row["total_size"];
                        else
                                $quota = 0;
                                
                        return( $quota );
                }
                
                function isBlogOverResourceQuota( $blogId, $fileSize )
                {
                        // current allocated quota
                        lt_include( PLOG_CLASS_PATH."class/dao/blogs.class.php" );
                        $blogs = new Blogs();
                        $blog = $blogs->getBlogInfo( $blogId );
                        if( !$blog )
                                return false;
                                
                        $blogQuota = $blog->getResourcesQuota();
                        
                        // but if the quota is 0, then for sure we won't be over the quota :)
                        if( $blogQuota == 0 )
                                return false;
                                
                        // if not, calculate how many bytes we currently have
                        $currentBytes = GalleryResourceQuotas::getBlogResourceQuotaUsage( $blogId );
                                                                
                        if( ($currentBytes + $fileSize) > $blogQuota )
                                return true;
                        else
                                return false;
        }
        }
?>

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