parent = new PHPFSPOT; $this->db = $this->parent->db; } // __construct() /** * PHPFSPOT_IMG class destructor */ public function __destruct() { } // __desctruct() /** * sends the specified image to the browser * * this function will send the specified image to * the client - in the specified width. it also try's * to create on-the-fly missing thumbnails via PHPFSPOT * gen_thumbs function. * @param integer $idx * @param integer $width */ public function showImg($idx, $width = 0, $version = NULL) { if($idx == 'rand') $idx = $this->parent->get_random_photo(); /* display the lastest available version, if a wrong version has been requested */ if(!isset($version) || !$this->parent->is_valid_version($idx, $version)) $version = $this->parent->get_latest_version($idx); $details = $this->parent->get_photo_details($idx, $version); if(!$details) { $this->parent->showTextImage("The image (". $idx .") you requested is unknown"); return; } /* no width specified - show photo in its original size */ if($width == 0) { $fullpath = $this->parent->translate_path($this->parent->parse_uri($details['uri'], 'fullpath')); } /* show thumbnail */ else { if(!$this->parent->is_valid_width($width)) { $this->parent->showTextImage("Requested width ". $width ."px is not valid!"); return; } /* check for an entry if we already handled this photo before. If not, create a thumbnail for it. */ if(!$this->parent->getMD5($idx)) { $this->parent->gen_thumb($idx); } /* get the full filesystem path to the thumbnail */ $fullpath = $this->parent->get_thumb_path($width, $idx, $version); /* if the thumb file does not exist, create it */ if(!file_exists($fullpath)) { $this->parent->gen_thumb($idx); } } if(!file_exists($fullpath)) { $this->parent->showTextImage("File ". basename($fullpath) ." does not exist"); return; } if(!is_readable($fullpath)) { $this->parent->showTextImage("File ". basename($fullpath) ." is not readable. Check the permissions"); return; } $mime = $this->parent->get_mime_info($fullpath); if(!$this->parent->checkifImageSupported($mime)) { $this->parent->showTextImage("Unsupported Image Type"); return; } Header("Content-Type: ". $mime); Header("Content-Length: ". filesize($fullpath)); Header("Content-Transfer-Encoding: binary\n"); Header("Content-Disposition: inline; filename=\"". $this->parent->parse_uri($details['uri'], 'filename') ."\""); Header("Content-Description: ". $this->parent->parse_uri($details['uri'], 'filename')); Header("Accept-Ranges: bytes"); Header("Connection: close"); Header("Expires: Mon, 26 Jul 1997 05:00:00 GMT"); Header("Cache-Control: no-cache"); Header("Pragma: no-cache"); $file = fopen($fullpath, "rb"); fpassthru($file); @fclose($file); } // showImg() /** * sends a random photo of the requested tag to the browser * * this function will send a random photo to the client. * It is selected out by the provided $tagidx. It also try's * to create on-the-fly missing thumbnails via PHPFSPOT * gen_thumbs function. * @param integer $idx */ public function showTagImg($tagidx) { $idx = $this->parent->get_random_tag_photo($tagidx); $width = 30; $details = $this->parent->get_photo_details($idx); if(!$details) { $this->parent->showTextImage("The image (". $idx .") you requested is unknown"); return; } /* if no entry for this photo is yet in the database, create thumb */ if(!$this->parent->getMD5($idx)) { $this->parent->gen_thumb($idx); } $version = $this->parent->get_latest_version($idx); $fullpath = $this->parent->get_thumb_path($width, $idx, $version); /* if the thumb file does not exist, create it */ if(!file_exists($fullpath)) { $this->parent->gen_thumb($idx); } if(!file_exists($fullpath)) { $this->parent->showTextImage("File ". basename($fullpath) ." does not exist"); return; } if(!is_readable($fullpath)) { $this->parent->showTextImage("File ". basename($fullpath) ." is not readable. Check the permissions"); return; } $mime = $this->parent->get_mime_info($fullpath); if(!$this->parent->checkifImageSupported($mime)) { $this->parent->showTextImage("Unsupported Image Type"); return; } Header("Content-Type: ". $mime); Header("Content-Length: ". filesize($fullpath)); Header("Content-Transfer-Encoding: binary\n"); Header("Content-Disposition: inline; filename=\"". $this->parent->parse_uri($details['uri'], 'filename') ."\""); Header("Content-Description: ". $this->parent->parse_uri($details['uri'], 'filename')); Header("Accept-Ranges: bytes"); Header("Connection: close"); Header("Expires: Mon, 26 Jul 1997 05:00:00 GMT"); Header("Cache-Control: no-cache"); Header("Pragma: no-cache"); $file = fopen($fullpath, "rb"); fpassthru($file); @fclose($file); } // showTagImg() } // PHPFSPOT_IMG() if(isset($_GET['idx']) && (is_numeric($_GET['idx']) || $_GET['idx'] == 'rand')) { $img = new PHPFSPOT_IMG; if(isset($_GET['width']) && is_numeric($_GET['width'])) $width = $_GET['width']; else $width = NULL; if(isset($_GET['version']) && is_numeric($_GET['version'])) $version = $_GET['version']; else $version = NULL; $img->showImg($_GET['idx'], $width, $version); exit(0); } if(isset($_GET['tagidx']) && is_numeric($_GET['tagidx'])) { $img = new PHPFSPOT_IMG; $img->showTagImg($_GET['tagidx']); exit(0); } ?>