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https://github.com/e107inc/e107.git
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img-code performance
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secretr
parent
40f1666ce7
commit
ed73e54ec9
@ -16,31 +16,38 @@
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if (!defined('e107_INIT')) { exit; }
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class secure_image
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class secure_image
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{
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var $random_number;
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var $HANDLERS_DIRECTORY;
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var $IMAGES_DIRECTORY;
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var $THIS_DIR;
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public $random_number;
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protected $HANDLERS_DIRECTORY;
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protected $IMAGES_DIRECTORY;
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protected $MYSQL_INFO;
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protected $THIS_DIR;
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protected $BASE_DIR;
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function secure_image()
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{
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list($usec, $sec) = explode(" ", microtime());
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$this->random_number = str_replace(".", "", $sec.$usec);
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$imgp = dirname(__FILE__);
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if (substr($imgp,-1,1) != '/') $imgp .= '/';
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if(!require($imgp.'../e107_config.php'))
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if (substr($imgp,-1,1) != DIRECTORY_SEPARATOR) $imgp .= DIRECTORY_SEPARATOR;
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$imgp = str_replace('/', DIRECTORY_SEPARATOR, $imgp);
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@include($imgp.'..'.DIRECTORY_SEPARATOR.'e107_config.php');
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if(!isset($mySQLserver))
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{
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if(defined('e_DEBUG'))
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{
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echo "FAILED TO LOAD e107_config.php in secure_img_handler.php";
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}
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}
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echo "FAILED TO LOAD e107_config.php in secure_img_handler.php";
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}
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exit;
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}
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$this->THIS_DIR = $imgp;
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$this->HANDLERS_DIRECTORY = $HANDLERS_DIRECTORY;
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$this->IMAGES_DIRECTORY = $IMAGES_DIRECTORY;
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$this->BASE_DIR = realpath($imgp.'..'.DIRECTORY_SEPARATOR).DIRECTORY_SEPARATOR;
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$this->HANDLERS_DIRECTORY = str_replace('/', DIRECTORY_SEPARATOR, $HANDLERS_DIRECTORY);
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$this->IMAGES_DIRECTORY = str_replace('/', DIRECTORY_SEPARATOR, $IMAGES_DIRECTORY);
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$this->MYSQL_INFO = array('db' => $mySQLdefaultdb, 'server' => $mySQLserver, 'user' => $mySQLuser, 'password' => $mySQLpassword, 'prefix' => $mySQLprefix);
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}
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function create_code()
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@ -48,15 +55,6 @@ class secure_image
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$pref = e107::getPref();
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$sql = e107::getDb();
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/*
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require_once('e107_class.php');
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$e107 = new e107(false, false);
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$e107->set_paths();
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$imgpy = str_replace($HANDLERS_DIRECTORY, "", $e107->file_path);
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*/
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$imgp = str_replace($this->HANDLERS_DIRECTORY, $this->IMAGES_DIRECTORY, $this->THIS_DIR);
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mt_srand ((double)microtime() * 1000000);
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$maxran = 1000000;
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@ -66,20 +64,21 @@ class secure_image
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$code = substr($rcode, 2, 6);
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$recnum = $this->random_number;
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$del_time = time()+1200;
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$sql->db_Insert("tmp", "'{$recnum}',{$del_time},'{$code},{$imgp}'");
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$sql->db_Insert("tmp", "'{$recnum}',{$del_time},'{$code}'");
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return $recnum;
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}
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function verify_code($rec_num, $checkstr)
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function verify_code($rec_num, $checkstr)
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{
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$sql = e107::getDb();
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$tp = e107::getParser();
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if ($sql->db_Select("tmp", "tmp_info", "tmp_ip = '".$tp -> toDB($rec_num)."'")) {
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$row = $sql->db_Fetch();
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$sql->db_Delete("tmp", "tmp_ip = '".$tp -> toDB($rec_num)."'");
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list($code, $path) = explode(",", $row['tmp_info']);
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//list($code, $path) = explode(",", $row['tmp_info']);
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$code = intval($row['tmp_ip']);
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return ($checkstr == $code);
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}
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return FALSE;
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@ -90,34 +89,34 @@ class secure_image
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$code = $this->create_code();
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return "<img src='".e_HTTP.$this->HANDLERS_DIRECTORY."secure_img_render.php?{$code}' class='icon secure-image' alt='' />";
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}
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/**
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* Render the generated Image.
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* Render the generated Image. Called without class2 environment (standalone).
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*/
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function render()
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function render($qcode)
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{
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$sql = e107::getDb();
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if(!is_numeric($qcode)){ exit; }
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$recnum = preg_replace('#\D#',"",$qcode);
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$imgtypes = array('jpg'=>"jpeg",'png'=>"png",'gif'=>"gif");
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$recnum = preg_replace("#\D#","",e_QUERY);
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if($recnum == false){ exit; }
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$sql->db_Select_gen("SELECT tmp_info FROM #tmp WHERE tmp_ip = '{$recnum}' LIMIT 1");
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if(!$row = $sql->db_Fetch(MYSQL_ASSOC))
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@mysql_connect($this->MYSQL_INFO['server'], $this->MYSQL_INFO['user'], $this->MYSQL_INFO['password']) || die('db connection failed');
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@mysql_select_db($this->MYSQL_INFO['db']);
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$result = mysql_query("SELECT tmp_info FROM {$this->MYSQL_INFO['prefix']}tmp WHERE tmp_ip = '{$recnum}'");
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if(!$result || !($row = mysql_fetch_array($result, MYSQL_ASSOC)))
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{
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echo "Render Failed";
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echo "SELECT tmp_info FROM {$this->MYSQL_INFO['prefix']}tmp WHERE tmp_ip = '{$recnum}'";
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exit;
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}
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list($code, $url) = explode(",",$row['tmp_info']);
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$code = intval($row['tmp_info']); // new value
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$type = "none";
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foreach($imgtypes as $k=>$t)
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{
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if(function_exists("imagecreatefrom".$t))
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@ -127,27 +126,36 @@ class secure_image
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break;
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}
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}
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$path = e_IMAGE;
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// TODO - add support for adding it in the THEME folder.
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if(is_readable(e_IMAGE."secure_image_custom.php"))
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{
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require_once(e_IMAGE."secure_image_custom.php");
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$path = $this->BASE_DIR.$this->IMAGES_DIRECTORY;
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$secureimg = array();
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if(is_readable($path."secure_image_custom.php"))
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{
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require_once($path."secure_image_custom.php");
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/* Example secure_image_custom.php file:
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$secureimg['image'] = "code_bg_custom"; // filename excluding the .ext
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$secureimg['size'] = "15";
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$secureimg['angle'] = "0";
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$secureimg['x'] = "6";
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$secureimg['y'] = "22";
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$secureimg['font'] = "imagecode.ttf";
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$secureimg['color'] = "90,90,90"; // red,green,blue
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*/
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$bg_file = $secureimg['image'];
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if(!is_readable(e_IMAGE.$secureimg['font']))
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{
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echo "Font missing"; // for debug only. translation not necessary.
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exit;
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}
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if(!is_readable(e_IMAGE.$secureimg['image'].$ext))
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{
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echo "Missing Background-Image: ".$secureimg['image'].$ext; // for debug only. translation not necessary.
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echo "Missing Background-Image: ".$secureimg['image'].$ext; // for debug only. translation not necessary.
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exit;
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}
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// var_dump($secureimg);
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@ -156,7 +164,7 @@ class secure_image
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{
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$bg_file = "generic/code_bg";
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}
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switch($type)
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{
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case "jpeg":
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@ -169,9 +177,9 @@ class secure_image
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$image = ImageCreateFromGIF($path.$bg_file.".gif");
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break;
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}
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if(isset($secureimg['color']))
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{
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$tmp = explode(",",$secureimg['color']);
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@ -181,9 +189,9 @@ class secure_image
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{
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$text_color = ImageColorAllocate($image, 90, 90, 90);
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}
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header("Content-type: image/{$type}");
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if(isset($secureimg['font']) && is_readable($path.$secureimg['font']))
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{
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imagettftext($image, $secureimg['size'],$secureimg['angle'], $secureimg['x'], $secureimg['y'], $text_color,$path.$secureimg['font'], $code);
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@ -192,8 +200,7 @@ class secure_image
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{
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imagestring ($image, 5, 12, 2, $code, $text_color);
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}
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ob_end_clean();
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switch($type)
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{
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case "jpeg":
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@ -206,15 +213,15 @@ class secure_image
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imagegif($image);
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break;
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}
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}
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}
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?>
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@ -16,7 +16,7 @@
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/* Example Custom secure_image_custom.php file:
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<?php
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$secureimg['image'] = "code_bg_custom"; // filename excluding the .ext
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$secureimg['size'] = "15";
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$secureimg['angle'] = "0";
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@ -24,16 +24,16 @@
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$secureimg['y'] = "22";
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$secureimg['font'] = "imagecode.ttf";
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$secureimg['color'] = "90,90,90"; // red,green,blue
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?>
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*/
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require_once(realpath(dirname(__FILE__).'/../class2.php'));
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define('e107_INIT', true);
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require_once(realpath(dirname(__FILE__)."/secure_img_handler.php"));
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require_once(e_HANDLER."secure_img_handler.php");
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$sim = new secure_image;
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$sim->render();
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$sim = new secure_image();
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$sim->render($_SERVER['QUERY_STRING']);
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exit;
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?>
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