// // available at http://phpthumb.sourceforge.net // // and/or https://github.com/JamesHeinrich/phpThumb // ////////////////////////////////////////////////////////////// /// // // See: phpthumb.changelog.txt for recent changes // // See: phpthumb.readme.txt for usage instructions // // /// ////////////////////////////////////////////////////////////// error_reporting(E_ALL); ini_set('display_errors', '1'); ini_set('magic_quotes_runtime', '0'); if (ini_get('magic_quotes_runtime')) { die('"magic_quotes_runtime" is set in php.ini, cannot run phpThumb with this enabled'); } // Set a default timezone if web server has not done already in php.ini if (!ini_get('date.timezone') && function_exists('date_default_timezone_set')) { // PHP >= 5.1.0 date_default_timezone_set('UTC'); } $starttime = array_sum(explode(' ', microtime())); // could be called as microtime(true) for PHP 5.0.0+ // this script relies on the superglobal arrays, fake it here for old PHP versions if (PHP_VERSION < '4.1.0') { $_SERVER = $HTTP_SERVER_VARS; $_GET = $HTTP_GET_VARS; } function SendSaveAsFileHeaderIfNeeded() { if (headers_sent()) { return false; } global $phpThumb; $downloadfilename = phpthumb_functions::SanitizeFilename(!empty($_GET['sia']) ? $_GET['sia'] : (!empty($_GET['down']) ? $_GET['down'] : 'phpThumb_generated_thumbnail.'.(!empty($_GET['f']) ? $_GET['f'] : 'jpg'))); if (!empty($downloadfilename)) { $phpThumb->DebugMessage('SendSaveAsFileHeaderIfNeeded() sending header: Content-Disposition: '.(!empty($_GET['down']) ? 'attachment' : 'inline').'; filename="'.$downloadfilename.'"', __FILE__, __LINE__); header('Content-Disposition: '.(!empty($_GET['down']) ? 'attachment' : 'inline').'; filename="'.$downloadfilename.'"'); } return true; } function RedirectToCachedFile() { global $phpThumb; $nice_cachefile = str_replace(DIRECTORY_SEPARATOR, '/', $phpThumb->cache_filename); $nice_docroot = str_replace(DIRECTORY_SEPARATOR, '/', rtrim($phpThumb->config_document_root, '/\\')); $parsed_url = phpthumb_functions::ParseURLbetter(@$_SERVER['HTTP_REFERER']); $nModified = filemtime($phpThumb->cache_filename); if ($phpThumb->config_nooffsitelink_enabled && !empty($_SERVER['HTTP_REFERER']) && !in_array(@$parsed_url['host'], $phpThumb->config_nooffsitelink_valid_domains)) { $phpThumb->DebugMessage('Would have used cached (image/'.$phpThumb->thumbnailFormat.') file "'.$phpThumb->cache_filename.'" (Last-Modified: '.gmdate('D, d M Y H:i:s', $nModified).' GMT), but skipping because $_SERVER[HTTP_REFERER] ('.@$_SERVER['HTTP_REFERER'].') is not in $phpThumb->config_nooffsitelink_valid_domains ('.implode(';', $phpThumb->config_nooffsitelink_valid_domains).')', __FILE__, __LINE__); } elseif ($phpThumb->phpThumbDebug) { $phpThumb->DebugTimingMessage('skipped using cached image', __FILE__, __LINE__); $phpThumb->DebugMessage('Would have used cached file, but skipping due to phpThumbDebug', __FILE__, __LINE__); $phpThumb->DebugMessage('* Would have sent headers (1): Last-Modified: '.gmdate('D, d M Y H:i:s', $nModified).' GMT', __FILE__, __LINE__); if ($getimagesize = @getimagesize($phpThumb->cache_filename)) { $phpThumb->DebugMessage('* Would have sent headers (2): Content-Type: '.phpthumb_functions::ImageTypeToMIMEtype($getimagesize[2]), __FILE__, __LINE__); } if (preg_match('#^'.preg_quote($nice_docroot).'(.*)$#', $nice_cachefile, $matches)) { $phpThumb->DebugMessage('* Would have sent headers (3): Location: '.dirname($matches[1]).'/'.urlencode(basename($matches[1])), __FILE__, __LINE__); } else { $phpThumb->DebugMessage('* Would have sent data: readfile('.$phpThumb->cache_filename.')', __FILE__, __LINE__); } } else { if (headers_sent()) { $phpThumb->ErrorImage('Headers already sent ('.basename(__FILE__).' line '.__LINE__.')'); exit; } SendSaveAsFileHeaderIfNeeded(); //header('Pragma: private'); header('Cache-Control: max-age='.$phpThumb->getParameter('config_cache_maxage')); header('Expires: '.date(DATE_RFC1123, time() + $phpThumb->getParameter('config_cache_maxage'))); if (!empty($_SERVER['HTTP_IF_MODIFIED_SINCE']) && ($nModified == strtotime($_SERVER['HTTP_IF_MODIFIED_SINCE'])) && !empty($_SERVER['SERVER_PROTOCOL'])) { header('Last-Modified: '.gmdate('D, d M Y H:i:s', $nModified).' GMT'); header($_SERVER['SERVER_PROTOCOL'].' 304 Not Modified'); exit; } header('Last-Modified: '.gmdate('D, d M Y H:i:s', $nModified).' GMT'); header('ETag: "'.md5_file($phpThumb->cache_filename).'"'); if ($getimagesize = @getimagesize($phpThumb->cache_filename)) { header('Content-Type: '.phpthumb_functions::ImageTypeToMIMEtype($getimagesize[2])); } elseif (preg_match('#\\.ico$#i', $phpThumb->cache_filename)) { header('Content-Type: image/x-icon'); } header('Content-Length: '.filesize($phpThumb->cache_filename)); if (empty($phpThumb->config_cache_force_passthru) && preg_match('#^'.preg_quote($nice_docroot).'(.*)$#', $nice_cachefile, $matches)) { header('Location: '.dirname($matches[1]).'/'.urlencode(basename($matches[1]))); } else { @readfile($phpThumb->cache_filename); } exit; } return true; } // instantiate a new phpThumb() object ob_start(); if (!include_once(dirname(__FILE__).'/phpthumb.class.php')) { ob_end_flush(); die('failed to include_once("'.realpath(dirname(__FILE__).'/phpthumb.class.php').'")'); } ob_end_clean(); $phpThumb = new phpThumb(); $phpThumb->DebugTimingMessage('phpThumb.php start', __FILE__, __LINE__, $starttime); $phpThumb->setParameter('config_error_die_on_error', true); if (!phpthumb_functions::FunctionIsDisabled('set_time_limit')) { set_time_limit(60); // shouldn't take nearly this long in most cases, but with many filters and/or a slow server... } // phpThumbDebug[0] used to be here, but may reveal too much // info when high_security_mode should be enabled (not set yet) if (file_exists(dirname(__FILE__).'/phpThumb.config.php')) { ob_start(); if (include_once(dirname(__FILE__).'/phpThumb.config.php')) { // great } else { ob_end_flush(); $phpThumb->config_disable_debug = false; // otherwise error message won't print $phpThumb->ErrorImage('failed to include_once('.dirname(__FILE__).'/phpThumb.config.php) - realpath="'.realpath(dirname(__FILE__).'/phpThumb.config.php').'"'); } ob_end_clean(); } elseif (file_exists(dirname(__FILE__).'/phpThumb.config.php.default')) { $phpThumb->config_disable_debug = false; // otherwise error message won't print $phpThumb->ErrorImage('Please rename "phpThumb.config.php.default" to "phpThumb.config.php"'); } else { $phpThumb->config_disable_debug = false; // otherwise error message won't print $phpThumb->ErrorImage('failed to include_once('.dirname(__FILE__).'/phpThumb.config.php) - realpath="'.realpath(dirname(__FILE__).'/phpThumb.config.php').'"'); } if (!empty($PHPTHUMB_CONFIG)) { foreach ($PHPTHUMB_CONFIG as $key => $value) { $keyname = 'config_'.$key; $phpThumb->setParameter($keyname, $value); if (!preg_match('#(password|mysql)#i', $key)) { $phpThumb->DebugMessage('setParameter('.$keyname.', '.$phpThumb->phpThumbDebugVarDump($value).')', __FILE__, __LINE__); } } if (!$phpThumb->config_disable_debug) { // if debug mode is enabled, force phpThumbDebug output, do not allow normal thumbnails to be generated $_GET['phpThumbDebug'] = (!empty($_GET['phpThumbDebug']) ? max(1, intval($_GET['phpThumbDebug'])) : 9); $phpThumb->setParameter('phpThumbDebug', $_GET['phpThumbDebug']); } } else { $phpThumb->DebugMessage('$PHPTHUMB_CONFIG is empty', __FILE__, __LINE__); } if (empty($phpThumb->config_disable_pathinfo_parsing) && (empty($_GET) || isset($_GET['phpThumbDebug'])) && !empty($_SERVER['PATH_INFO'])) { $_SERVER['PHP_SELF'] = str_replace($_SERVER['PATH_INFO'], '', @$_SERVER['PHP_SELF']); $args = explode(';', substr($_SERVER['PATH_INFO'], 1)); $phpThumb->DebugMessage('PATH_INFO.$args set to ('.implode(')(', $args).')', __FILE__, __LINE__); if (!empty($args)) { $_GET['src'] = @$args[count($args) - 1]; $phpThumb->DebugMessage('PATH_INFO."src" = "'.$_GET['src'].'"', __FILE__, __LINE__); if (preg_match('#^new\=([a-z0-9]+)#i', $_GET['src'], $matches)) { unset($_GET['src']); $_GET['new'] = $matches[1]; } } if (preg_match('#^([0-9]*)x?([0-9]*)$#i', @$args[count($args) - 2], $matches)) { $_GET['w'] = $matches[1]; $_GET['h'] = $matches[2]; $phpThumb->DebugMessage('PATH_INFO."w"x"h" set to "'.$_GET['w'].'"x"'.$_GET['h'].'"', __FILE__, __LINE__); } for ($i = 0; $i < count($args) - 2; $i++) { @list($key, $value) = explode('=', @$args[$i]); if (substr($key, -2) == '[]') { $array_key_name = substr($key, 0, -2); $_GET[$array_key_name][] = $value; $phpThumb->DebugMessage('PATH_INFO."'.$array_key_name.'[]" = "'.$value.'"', __FILE__, __LINE__); } else { $_GET[$key] = $value; $phpThumb->DebugMessage('PATH_INFO."'.$key.'" = "'.$value.'"', __FILE__, __LINE__); } } } if (!empty($phpThumb->config_high_security_enabled)) { if (empty($_GET['hash'])) { $phpThumb->config_disable_debug = false; // otherwise error message won't print $phpThumb->ErrorImage('ERROR: missing hash'); } elseif (phpthumb_functions::PasswordStrength($phpThumb->config_high_security_password) < 20) { $phpThumb->config_disable_debug = false; // otherwise error message won't print $phpThumb->ErrorImage('ERROR: $PHPTHUMB_CONFIG[high_security_password] is not complex enough'); } elseif ($_GET['hash'] != md5(str_replace($phpThumb->config_high_security_url_separator.'hash='.$_GET['hash'], '', $_SERVER['QUERY_STRING']).$phpThumb->config_high_security_password)) { header('HTTP/1.0 403 Forbidden'); sleep(10); // deliberate delay to discourage password-guessing $phpThumb->ErrorImage('ERROR: invalid hash'); } } //////////////////////////////////////////////////////////////// // Debug output, to try and help me diagnose problems $phpThumb->DebugTimingMessage('phpThumbDebug[0]', __FILE__, __LINE__); if (isset($_GET['phpThumbDebug']) && ($_GET['phpThumbDebug'] == '0')) { $phpThumb->phpThumbDebug(); } //////////////////////////////////////////////////////////////// // returned the fixed string if the evil "magic_quotes_gpc" setting is on if (get_magic_quotes_gpc()) { // deprecated: 'err', 'file', 'goto', $RequestVarsToStripSlashes = array('src', 'wmf', 'down'); foreach ($RequestVarsToStripSlashes as $key) { if (isset($_GET[$key])) { if (is_string($_GET[$key])) { $_GET[$key] = stripslashes($_GET[$key]); } else { unset($_GET[$key]); } } } } if (empty($_SERVER['PATH_INFO']) && empty($_SERVER['QUERY_STRING'])) { $phpThumb->config_disable_debug = false; // otherwise error message won't print $phpThumb->ErrorImage('ERROR: no parameters specified'); } if (!empty($_GET['src']) && isset($_GET['md5s']) && empty($_GET['md5s'])) { $md5s = ''; if (preg_match('#^([a-z0-9]+)://#i', $_GET['src'], $protocol_matches)) { if (preg_match('#^(f|ht)tps?://#i', $_GET['src'])) { if ($rawImageData = phpthumb_functions::SafeURLread($_GET['src'], $error, $phpThumb->config_http_fopen_timeout, $phpThumb->config_http_follow_redirect)) { $md5s = md5($rawImageData); } } else { $phpThumb->ErrorImage('only FTP and HTTP/HTTPS protocols are allowed, "'.$protocol_matches[1].'" is not'); } } else { $SourceFilename = $phpThumb->ResolveFilenameToAbsolute($_GET['src']); if (is_readable($SourceFilename)) { $md5s = phpthumb_functions::md5_file_safe($SourceFilename); } else { $phpThumb->ErrorImage('ERROR: "'.$SourceFilename.'" cannot be read'); } } if (!empty($_SERVER['HTTP_REFERER'])) { $phpThumb->ErrorImage('&md5s='.$md5s); } else { die('&md5s='.$md5s); } } if (!empty($_GET['src']) && empty($phpThumb->config_allow_local_http_src) && preg_match('#^http://'.@$_SERVER['HTTP_HOST'].'(.+)#i', $_GET['src'], $matches)) { $phpThumb->ErrorImage('It is MUCH better to specify the "src" parameter as "'.$matches[1].'" instead of "'.$matches[0].'".'."\n\n".'If you really must do it this way, enable "allow_local_http_src" in phpThumb.config.php'); } //////////////////////////////////////////////////////////////// // Debug output, to try and help me diagnose problems $phpThumb->DebugTimingMessage('phpThumbDebug[1]', __FILE__, __LINE__); if (isset($_GET['phpThumbDebug']) && ($_GET['phpThumbDebug'] == '1')) { $phpThumb->phpThumbDebug(); } //////////////////////////////////////////////////////////////// $parsed_url_referer = phpthumb_functions::ParseURLbetter(@$_SERVER['HTTP_REFERER']); if ($phpThumb->config_nooffsitelink_require_refer && !in_array(@$parsed_url_referer['host'], $phpThumb->config_nohotlink_valid_domains)) { $phpThumb->ErrorImage('config_nooffsitelink_require_refer enabled and '.(@$parsed_url_referer['host'] ? '"'.$parsed_url_referer['host'].'" is not an allowed referer' : 'no HTTP_REFERER exists')); } $parsed_url_src = phpthumb_functions::ParseURLbetter(@$_GET['src']); if ($phpThumb->config_nohotlink_enabled && $phpThumb->config_nohotlink_erase_image && preg_match('#^(f|ht)tps?://#i', @$_GET['src']) && !in_array(@$parsed_url_src['host'], $phpThumb->config_nohotlink_valid_domains)) { $phpThumb->ErrorImage($phpThumb->config_nohotlink_text_message); } if ($phpThumb->config_mysql_query) { if ($phpThumb->config_mysql_extension == 'mysqli') { $found_missing_function = false; foreach (array('mysqli_connect') as $required_mysqli_function) { if (!function_exists($required_mysqli_function)) { $found_missing_function = $required_mysqli_function; break; } } if ($found_missing_function) { $phpThumb->ErrorImage('SQL function unavailable: '.$found_missing_function); } else { $mysqli = new mysqli($phpThumb->config_mysql_hostname, $phpThumb->config_mysql_username, $phpThumb->config_mysql_password, $phpThumb->config_mysql_database); if ($mysqli->connect_error) { $phpThumb->ErrorImage('MySQLi connect error ('.$mysqli->connect_errno.') '.$mysqli->connect_error); } else { if ($result = $mysqli->query($phpThumb->config_mysql_query)) { if ($row = $result->fetch_array()) { $result->free(); $mysqli->close(); $phpThumb->setSourceData($row[0]); unset($row); } else { $result->free(); $mysqli->close(); $phpThumb->ErrorImage('no matching data in database.'); } } else { $mysqli->close(); $phpThumb->ErrorImage('Error in MySQL query: "'.$mysqli->error.'"'); } } unset($_GET['id']); } } elseif ($phpThumb->config_mysql_extension == 'mysql') { $found_missing_function = false; //foreach (array('mysql_connect', 'mysql_select_db', 'mysql_query', 'mysql_fetch_array', 'mysql_free_result', 'mysql_close', 'mysql_error') as $required_mysql_function) { foreach (array('mysql_connect') as $required_mysql_function) { if (!function_exists($required_mysql_function)) { $found_missing_function = $required_mysql_function; break; } } if ($found_missing_function) { $phpThumb->ErrorImage('SQL function unavailable: '.$found_missing_function); } else { if ($cid = @mysql_connect($phpThumb->config_mysql_hostname, $phpThumb->config_mysql_username, $phpThumb->config_mysql_password)) { if (@mysql_select_db($phpThumb->config_mysql_database, $cid)) { if ($result = @mysql_query($phpThumb->config_mysql_query, $cid)) { if ($row = @mysql_fetch_array($result)) { mysql_free_result($result); mysql_close($cid); $phpThumb->setSourceData($row[0]); unset($row); } else { mysql_free_result($result); mysql_close($cid); $phpThumb->ErrorImage('no matching data in database.'); } } else { mysql_close($cid); $phpThumb->ErrorImage('Error in MySQL query: "'.mysql_error($cid).'"'); } } else { mysql_close($cid); $phpThumb->ErrorImage('cannot select MySQL database: "'.mysql_error($cid).'"'); } } else { $phpThumb->ErrorImage('cannot connect to MySQL server'); } unset($_GET['id']); } } else { $phpThumb->ErrorImage('config_mysql_extension not supported'); } } //////////////////////////////////////////////////////////////// // Debug output, to try and help me diagnose problems $phpThumb->DebugTimingMessage('phpThumbDebug[2]', __FILE__, __LINE__); if (isset($_GET['phpThumbDebug']) && ($_GET['phpThumbDebug'] == '2')) { $phpThumb->phpThumbDebug(); } //////////////////////////////////////////////////////////////// $PHPTHUMB_DEFAULTS_DISABLEGETPARAMS = (bool) ($phpThumb->config_cache_default_only_suffix && (strpos($phpThumb->config_cache_default_only_suffix, '*') !== false)); // deprecated: 'err', 'file', 'goto', $allowedGETparameters = array('src', 'new', 'w', 'h', 'wp', 'hp', 'wl', 'hl', 'ws', 'hs', 'f', 'q', 'sx', 'sy', 'sw', 'sh', 'zc', 'bc', 'bg', 'bgt', 'fltr', 'xto', 'ra', 'ar', 'aoe', 'far', 'iar', 'maxb', 'down', 'phpThumbDebug', 'hash', 'md5s', 'sfn', 'dpi', 'sia', 'nocache'); foreach ($_GET as $key => $value) { if (!empty($PHPTHUMB_DEFAULTS_DISABLEGETPARAMS) && ($key != 'src')) { // disabled, do not set parameter $phpThumb->DebugMessage('ignoring $_GET['.$key.'] because of $PHPTHUMB_DEFAULTS_DISABLEGETPARAMS', __FILE__, __LINE__); } elseif (in_array($key, $allowedGETparameters)) { $phpThumb->DebugMessage('setParameter('.$key.', '.$phpThumb->phpThumbDebugVarDump($value).')', __FILE__, __LINE__); $phpThumb->setParameter($key, $value); } else { $phpThumb->ErrorImage('Forbidden parameter: '.$key); } } if (!empty($PHPTHUMB_DEFAULTS) && is_array($PHPTHUMB_DEFAULTS)) { $phpThumb->DebugMessage('setting $PHPTHUMB_DEFAULTS['.implode(';', array_keys($PHPTHUMB_DEFAULTS)).']', __FILE__, __LINE__); foreach ($PHPTHUMB_DEFAULTS as $key => $value) { if (!$PHPTHUMB_DEFAULTS_GETSTRINGOVERRIDE || !isset($_GET[$key])) { // set parameter to default value if config is set to allow _GET to override default, OR if no value is passed via _GET for this parameter //$_GET[$key] = $value; //$phpThumb->DebugMessage('PHPTHUMB_DEFAULTS assigning ('.(is_array($value) ? print_r($value, true) : $value).') to $_GET['.$key.']', __FILE__, __LINE__); $phpThumb->setParameter($key, $value); $phpThumb->DebugMessage('setParameter('.$key.', '.$phpThumb->phpThumbDebugVarDump($value).') from $PHPTHUMB_DEFAULTS', __FILE__, __LINE__); } } } //////////////////////////////////////////////////////////////// // Debug output, to try and help me diagnose problems $phpThumb->DebugTimingMessage('phpThumbDebug[3]', __FILE__, __LINE__); if (isset($_GET['phpThumbDebug']) && ($_GET['phpThumbDebug'] == '3')) { $phpThumb->phpThumbDebug(); } //////////////////////////////////////////////////////////////// //if (!@$_GET['phpThumbDebug'] && !is_file($phpThumb->sourceFilename) && !phpthumb_functions::gd_version()) { // if (!headers_sent()) { // // base64-encoded error image in GIF format // $ERROR_NOGD = 'R0lGODlhIAAgALMAAAAAABQUFCQkJDY2NkZGRldXV2ZmZnJycoaGhpSUlKWlpbe3t8XFxdXV1eTk5P7+/iwAAAAAIAAgAAAE/vDJSau9WILtTAACUinDNijZtAHfCojS4W5H+qxD8xibIDE9h0OwWaRWDIljJSkUJYsN4bihMB8th3IToAKs1VtYM75cyV8sZ8vygtOE5yMKmGbO4jRdICQCjHdlZzwzNW4qZSQmKDaNjhUMBX4BBAlmMywFSRWEmAI6b5gAlhNxokGhooAIK5o/pi9vEw4Lfj4OLTAUpj6IabMtCwlSFw0DCKBoFqwAB04AjI54PyZ+yY3TD0ss2YcVmN/gvpcu4TOyFivWqYJlbAHPpOntvxNAACcmGHjZzAZqzSzcq5fNjxFmAFw9iFRunD1epU6tsIPmFCAJnWYE0FURk7wJDA0MTKpEzoWAAskiAAA7'; // header('Content-Type: image/gif'); // echo base64_decode($ERROR_NOGD); // } else { // echo '*** ERROR: No PHP-GD support available ***'; // } // exit; //} // check to see if file can be output from source with no processing or caching $CanPassThroughDirectly = true; if ($phpThumb->rawImageData) { // data from SQL, should be fine } elseif (preg_match('#^http\://[^\\?&]+\\.(jpe?g|gif|png)$#i', $phpThumb->src)) { // assume is ok to passthru if no other parameters specified } elseif (preg_match('#^(f|ht)tp\://#i', $phpThumb->src)) { $phpThumb->DebugMessage('$CanPassThroughDirectly=false because preg_match("#^(f|ht)tp\://#i", '.$phpThumb->src.')', __FILE__, __LINE__); $CanPassThroughDirectly = false; } elseif (!@is_readable($phpThumb->sourceFilename)) { $phpThumb->DebugMessage('$CanPassThroughDirectly=false because !@is_readable('.$phpThumb->sourceFilename.')', __FILE__, __LINE__); $CanPassThroughDirectly = false; } elseif (!@is_file($phpThumb->sourceFilename)) { $phpThumb->DebugMessage('$CanPassThroughDirectly=false because !@is_file('.$phpThumb->sourceFilename.')', __FILE__, __LINE__); $CanPassThroughDirectly = false; } foreach ($_GET as $key => $value) { switch ($key) { case 'src': // allowed break; case 'w': case 'h': // might be OK if exactly matches original if (preg_match('#^http\://[^\\?&]+\\.(jpe?g|gif|png)$#i', $phpThumb->src)) { // assume it is not ok for direct-passthru of remote image $CanPassThroughDirectly = false; } break; case 'phpThumbDebug': // handled in direct-passthru code break; default: // all other parameters will cause some processing, // therefore cannot pass through original image unmodified $CanPassThroughDirectly = false; $UnAllowedGET[] = $key; break; } } if (!empty($UnAllowedGET)) { $phpThumb->DebugMessage('$CanPassThroughDirectly=false because $_GET['.implode(';', array_unique($UnAllowedGET)).'] are set', __FILE__, __LINE__); } //////////////////////////////////////////////////////////////// // Debug output, to try and help me diagnose problems $phpThumb->DebugTimingMessage('phpThumbDebug[4]', __FILE__, __LINE__); if (isset($_GET['phpThumbDebug']) && ($_GET['phpThumbDebug'] == '4')) { $phpThumb->phpThumbDebug(); } //////////////////////////////////////////////////////////////// $phpThumb->DebugMessage('$CanPassThroughDirectly="'.intval($CanPassThroughDirectly).'" && $phpThumb->src="'.$phpThumb->src.'"', __FILE__, __LINE__); while ($CanPassThroughDirectly && $phpThumb->src) { // no parameters set, passthru if (preg_match('#^http\://[^\\?&]+\.(jpe?g|gif|png)$#i', $phpThumb->src)) { $phpThumb->DebugMessage('Passing HTTP source through directly as Location: redirect ('.$phpThumb->src.')', __FILE__, __LINE__); header('Location: '.$phpThumb->src); exit; } $SourceFilename = $phpThumb->ResolveFilenameToAbsolute($phpThumb->src); // security and size checks if ($phpThumb->getimagesizeinfo = @getimagesize($SourceFilename)) { $phpThumb->DebugMessage('Direct passthru getimagesize() returned [w='.$phpThumb->getimagesizeinfo[0].';h='.$phpThumb->getimagesizeinfo[1].';t='.$phpThumb->getimagesizeinfo[2].']', __FILE__, __LINE__); if (!@$_GET['w'] && !@$_GET['wp'] && !@$_GET['wl'] && !@$_GET['ws'] && !@$_GET['h'] && !@$_GET['hp'] && !@$_GET['hl'] && !@$_GET['hs']) { // no resizing needed $phpThumb->DebugMessage('Passing "'.$SourceFilename.'" through directly, no resizing required ("'.$phpThumb->getimagesizeinfo[0].'"x"'.$phpThumb->getimagesizeinfo[1].'")', __FILE__, __LINE__); } elseif (($phpThumb->getimagesizeinfo[0] <= @$_GET['w']) && ($phpThumb->getimagesizeinfo[1] <= @$_GET['h']) && ((@$_GET['w'] == $phpThumb->getimagesizeinfo[0]) || (@$_GET['h'] == $phpThumb->getimagesizeinfo[1]))) { // image fits into 'w'x'h' box, and at least one dimension matches exactly, therefore no resizing needed $phpThumb->DebugMessage('Passing "'.$SourceFilename.'" through directly, no resizing required ("'.$phpThumb->getimagesizeinfo[0].'"x"'.$phpThumb->getimagesizeinfo[1].'" fits inside "'.@$_GET['w'].'"x"'.@$_GET['h'].'")', __FILE__, __LINE__); } else { $phpThumb->DebugMessage('Not passing "'.$SourceFilename.'" through directly because resizing required (from "'.$phpThumb->getimagesizeinfo[0].'"x"'.$phpThumb->getimagesizeinfo[1].'" to "'.@$_GET['w'].'"x"'.@$_GET['h'].'")', __FILE__, __LINE__); break; } switch ($phpThumb->getimagesizeinfo[2]) { case 1: // GIF case 2: // JPG case 3: // PNG // great, let it through break; default: // browser probably can't handle format, remangle it to JPEG/PNG/GIF $phpThumb->DebugMessage('Not passing "'.$SourceFilename.'" through directly because $phpThumb->getimagesizeinfo[2] = "'.$phpThumb->getimagesizeinfo[2].'"', __FILE__, __LINE__); break 2; } $ImageCreateFunctions = array(1=>'imagecreatefromgif', 2=>'imagecreatefromjpeg', 3=>'imagecreatefrompng'); $theImageCreateFunction = @$ImageCreateFunctions[$phpThumb->getimagesizeinfo[2]]; $dummyImage = false; if ($phpThumb->config_disable_onlycreateable_passthru || (function_exists($theImageCreateFunction) && ($dummyImage = @$theImageCreateFunction($SourceFilename)))) { // great if (@is_resource($dummyImage)) { unset($dummyImage); } if (headers_sent()) { $phpThumb->ErrorImage('Headers already sent ('.basename(__FILE__).' line '.__LINE__.')'); exit; } if (!empty($_GET['phpThumbDebug'])) { $phpThumb->DebugTimingMessage('skipped direct $SourceFilename passthru', __FILE__, __LINE__); $phpThumb->DebugMessage('Would have passed "'.$SourceFilename.'" through directly, but skipping due to phpThumbDebug', __FILE__, __LINE__); break; } SendSaveAsFileHeaderIfNeeded(); header('Last-Modified: '.gmdate('D, d M Y H:i:s', @filemtime($SourceFilename)).' GMT'); if ($contentType = phpthumb_functions::ImageTypeToMIMEtype(@$phpThumb->getimagesizeinfo[2])) { header('Content-Type: '.$contentType); } @readfile($SourceFilename); exit; } else { $phpThumb->DebugMessage('Not passing "'.$SourceFilename.'" through directly because ($phpThumb->config_disable_onlycreateable_passthru = "'.$phpThumb->config_disable_onlycreateable_passthru.'") and '.$theImageCreateFunction.'() failed', __FILE__, __LINE__); break; } } else { $phpThumb->DebugMessage('Not passing "'.$SourceFilename.'" through directly because getimagesize() failed', __FILE__, __LINE__); break; } break; } //////////////////////////////////////////////////////////////// // Debug output, to try and help me diagnose problems $phpThumb->DebugTimingMessage('phpThumbDebug[5]', __FILE__, __LINE__); if (isset($_GET['phpThumbDebug']) && ($_GET['phpThumbDebug'] == '5')) { $phpThumb->phpThumbDebug(); } //////////////////////////////////////////////////////////////// // check to see if file already exists in cache, and output it with no processing if it does $phpThumb->SetCacheFilename(); if (@is_readable($phpThumb->cache_filename)) { RedirectToCachedFile(); } else { $phpThumb->DebugMessage('Cached file "'.$phpThumb->cache_filename.'" does not exist, processing as normal', __FILE__, __LINE__); } //////////////////////////////////////////////////////////////// // Debug output, to try and help me diagnose problems $phpThumb->DebugTimingMessage('phpThumbDebug[6]', __FILE__, __LINE__); if (isset($_GET['phpThumbDebug']) && ($_GET['phpThumbDebug'] == '6')) { $phpThumb->phpThumbDebug(); } //////////////////////////////////////////////////////////////// if ($phpThumb->rawImageData) { // great } elseif (!empty($_GET['new'])) { // generate a blank image resource of the specified size/background color/opacity if (($phpThumb->w <= 0) || ($phpThumb->h <= 0)) { $phpThumb->ErrorImage('"w" and "h" parameters required for "new"'); } @list($bghexcolor, $opacity) = explode('|', $_GET['new']); if (!phpthumb_functions::IsHexColor($bghexcolor)) { $phpThumb->ErrorImage('BGcolor parameter for "new" is not valid'); } $opacity = (strlen($opacity) ? $opacity : 100); if ($phpThumb->gdimg_source = phpthumb_functions::ImageCreateFunction($phpThumb->w, $phpThumb->h)) { $alpha = (100 - min(100, max(0, $opacity))) * 1.27; if ($alpha) { $phpThumb->setParameter('is_alpha', true); imagealphablending($phpThumb->gdimg_source, false); imagesavealpha($phpThumb->gdimg_source, true); } $new_background_color = phpthumb_functions::ImageHexColorAllocate($phpThumb->gdimg_source, $bghexcolor, false, $alpha); imagefilledrectangle($phpThumb->gdimg_source, 0, 0, $phpThumb->w, $phpThumb->h, $new_background_color); } else { $phpThumb->ErrorImage('failed to create "new" image ('.$phpThumb->w.'x'.$phpThumb->h.')'); } } elseif (!$phpThumb->src) { $phpThumb->ErrorImage('Usage: '.$_SERVER['PHP_SELF'].'?src=/path/and/filename.jpg'."\n".'read Usage comments for details'); } elseif (preg_match('#^([a-z0-9]+)://#i', $_GET['src'], $protocol_matches)) { if (preg_match('#^(f|ht)tps?://#i', $_GET['src'])) { $phpThumb->DebugMessage('$phpThumb->src ('.$phpThumb->src.') is remote image, attempting to download', __FILE__, __LINE__); if ($phpThumb->config_http_user_agent) { $phpThumb->DebugMessage('Setting "user_agent" to "'.$phpThumb->config_http_user_agent.'"', __FILE__, __LINE__); ini_set('user_agent', $phpThumb->config_http_user_agent); } $cleanedupurl = phpthumb_functions::CleanUpURLencoding($phpThumb->src); $phpThumb->DebugMessage('CleanUpURLencoding('.$phpThumb->src.') returned "'.$cleanedupurl.'"', __FILE__, __LINE__); $phpThumb->src = $cleanedupurl; unset($cleanedupurl); if ($rawImageData = phpthumb_functions::SafeURLread($phpThumb->src, $error, $phpThumb->config_http_fopen_timeout, $phpThumb->config_http_follow_redirect)) { $phpThumb->DebugMessage('SafeURLread('.$phpThumb->src.') succeeded'.($error ? ' with messsages: "'.$error.'"' : ''), __FILE__, __LINE__); $phpThumb->DebugMessage('Setting source data from URL "'.$phpThumb->src.'"', __FILE__, __LINE__); $phpThumb->setSourceData($rawImageData, urlencode($phpThumb->src)); } else { $phpThumb->ErrorImage($error); } } else { $phpThumb->ErrorImage('only FTP and HTTP/HTTPS protocols are allowed, "'.$protocol_matches[1].'" is not'); } } //////////////////////////////////////////////////////////////// // Debug output, to try and help me diagnose problems $phpThumb->DebugTimingMessage('phpThumbDebug[7]', __FILE__, __LINE__); if (isset($_GET['phpThumbDebug']) && ($_GET['phpThumbDebug'] == '7')) { $phpThumb->phpThumbDebug(); } //////////////////////////////////////////////////////////////// $phpThumb->GenerateThumbnail(); //////////////////////////////////////////////////////////////// // Debug output, to try and help me diagnose problems $phpThumb->DebugTimingMessage('phpThumbDebug[8]', __FILE__, __LINE__); if (isset($_GET['phpThumbDebug']) && ($_GET['phpThumbDebug'] == '8')) { $phpThumb->phpThumbDebug(); } //////////////////////////////////////////////////////////////// if (!empty($phpThumb->config_high_security_enabled) && !empty($_GET['nocache'])) { // cache disabled, don't write cachefile } else { phpthumb_functions::EnsureDirectoryExists(dirname($phpThumb->cache_filename)); if (is_writable(dirname($phpThumb->cache_filename)) || (file_exists($phpThumb->cache_filename) && is_writable($phpThumb->cache_filename))) { $phpThumb->CleanUpCacheDirectory(); if ($phpThumb->RenderToFile($phpThumb->cache_filename) && is_readable($phpThumb->cache_filename)) { chmod($phpThumb->cache_filename, 0644); RedirectToCachedFile(); } else { $phpThumb->DebugMessage('Failed: RenderToFile('.$phpThumb->cache_filename.')', __FILE__, __LINE__); } } else { $phpThumb->DebugMessage('Cannot write to $phpThumb->cache_filename ('.$phpThumb->cache_filename.') because that directory ('.dirname($phpThumb->cache_filename).') is not writable', __FILE__, __LINE__); } } //////////////////////////////////////////////////////////////// // Debug output, to try and help me diagnose problems $phpThumb->DebugTimingMessage('phpThumbDebug[9]', __FILE__, __LINE__); if (isset($_GET['phpThumbDebug']) && ($_GET['phpThumbDebug'] == '9')) { $phpThumb->phpThumbDebug(); } //////////////////////////////////////////////////////////////// if (!$phpThumb->OutputThumbnail()) { $phpThumb->ErrorImage('Error in OutputThumbnail():'."\n".$phpThumb->debugmessages[(count($phpThumb->debugmessages) - 1)]); } //////////////////////////////////////////////////////////////// // Debug output, to try and help me diagnose problems $phpThumb->DebugTimingMessage('phpThumbDebug[10]', __FILE__, __LINE__); if (isset($_GET['phpThumbDebug']) && ($_GET['phpThumbDebug'] == '10')) { $phpThumb->phpThumbDebug(); } ////////////////////////////////////////////////////////////////