. */ define('THUMB_SIZE', 100); define('DATA_DIR', 'data'); define('IMAGES_DIR', 'images'); define('USE_VIEWER', true); # if set to false, you can delete view.php function getPreview($imgFile, $maxSize = THUMB_SIZE) { # example: data/myalbum/100.mypic.jpg $newImgFile = DATA_DIR."/".dirname($imgFile)."/".$maxSize.".".basename($imgFile); if (! is_file($newImgFile)) { $ext = strtolower(substr($imgFile, -4)); if ($ext == ".jpg") $img = imagecreatefromjpeg($imgFile); else $img = imagecreatefrompng($imgFile); $w = imagesx($img); $h = imagesy($img); # don't do anything if the image is already small if ($w <= $maxSize and $h <= $maxSize) { imagedestroy($img); return $imgFile; } # create the thumbs directory recursively if (! is_dir(dirname($newImgFile))) mkdir(dirname($newImgFile), 0777, true); if ($w > $h) { $newW = $maxSize; $newH = $h/($w/$maxSize); } else { $newW = $w/($h/$maxSize); $newH = $maxSize; } $newImg = imagecreatetruecolor($newW, $newH); imagecopyresampled($newImg, $img, 0, 0, 0, 0, $newW, $newH, $w, $h); if ($ext == ".jpg") imagejpeg($newImg, $newImgFile); else imagepng($newImg, $newImgFile); imagedestroy($img); imagedestroy($newImg); } return dirname($_SERVER["SCRIPT_NAME"])."/".$newImgFile; } function getAlbumPreview($dir) { foreach (scandir($dir) as $file) if ($file != '.' and $file != '..') { $ext = strtolower(substr($file, -4)); if ($ext == ".jpg" or $ext == ".png") return getPreview("$dir/$file"); } return ''; } $scriptUrlPath = $_SERVER["SCRIPT_NAME"]; // if url == http://localhost/photos/index/toto/titi, path_info == /toto/titi // if url == http://localhost/photos/index, path_info is not set // if url == http://localhost/photos/, path_info is not set // if path_info is not set, we are at top level, so we redirect to /photos/index/ if (! isset($_SERVER["PATH_INFO"])) { header("Location: $scriptUrlPath/"); exit(); } $shortPath = $_SERVER["PATH_INFO"]; if ($shortPath == '/') $shortPath = ''; // extra security check to avoid /photos/index/../.. like urls, maybe useless but.. if (strpos($shortPath, '..') !== false) die(".. found in url"); $folders = array(); $imageFiles = array(); $otherFiles = array(); $realDir = IMAGES_DIR.$shortPath; foreach (scandir($realDir) as $file) if ($file != '.' and $file != '..') { if (is_dir("$realDir/$file")) { $folders[] = array( "name" => $file, "link" => "$scriptUrlPath$shortPath/$file", "preview" => getAlbumPreview("$realDir/$file") ); } else { $ext = strtolower(substr($file, -4)); if ($ext == ".jpg" or $ext == ".png") { if (USE_VIEWER) $link = dirname($scriptUrlPath)."/view.php$shortPath/$file"; else $link = dirname($scriptUrlPath)."/$realDir/$file"; $imageFiles[] = array( "name" => $file, "url" => getPreview("$realDir/$file"), "link" => $link ); } else { $otherFiles[] = array( "name" => $file, "link" => dirname($scriptUrlPath)."/$realDir/$file" ); } } } if (dirname($shortPath) !== '') $parentLink = $scriptUrlPath.dirname($shortPath); else $parentLink = ""; ?>
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