122 lines
3.1 KiB
PHP
122 lines
3.1 KiB
PHP
<?php
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/*
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FusionPBX
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Version: MPL 1.1
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The contents of this file are subject to the Mozilla Public License Version
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1.1 (the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.mozilla.org/MPL/
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Software distributed under the License is distributed on an "AS IS" basis,
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WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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for the specific language governing rights and limitations under the
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License.
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The Original Code is FusionPBX
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The Initial Developer of the Original Code is
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Mark J Crane <markjcrane@fusionpbx.com>
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Portions created by the Initial Developer are Copyright (C) 2008-2012
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the Initial Developer. All Rights Reserved.
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Contributor(s):
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Mark J Crane <markjcrane@fusionpbx.com>
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*/
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include "root.php";
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require_once "config.php";
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error_reporting(E_ALL ^ E_NOTICE ^ E_WARNING ); //hide notices and warnings
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session_start();
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// Captcha verification image -----------------------
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// Description this page is used to verify the captcha
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$_SESSION["captcha"] = substr(md5(date('r')), 0, 6);
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$text = $_SESSION["captcha"];
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//echo $text;
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exit;
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function isfile($filename) {
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if (@filesize($filename) > 0) { return true; } else { return false; }
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}
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function dircontents($dir) {
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clearstatcache();
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$htmldirlist = '';
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$htmlfilelist = '';
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$dirlist = opendir($dir);
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while ($file = readdir ($dirlist)) {
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if ($file != '.' && $file != '..') {
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$newpath = $dir.'/'.$file;
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$level = explode('/',$newpath);
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if (is_dir($newpath)) {
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//do nothing
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}
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else {
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$mod_array[] = end($level);
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}
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}
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}
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closedir($dirlist);
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return $mod_array;
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}
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$fontarray = dircontents($pathtofonts);
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//print_r($fontarray);
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function make_seed()
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{
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list($usec, $sec) = explode(' ', microtime());
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return (float) $sec + ((float) $usec * 100000);
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}
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srand(make_seed());
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$random = (rand()%count($fontarray));
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$font = $pathtofonts.$fontarray[$random];
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//echo $font;
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//echo phpinfo();
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//exit;
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$fontsize = 16;
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if(@$_GET['fontsize']) {
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$fontsize = $_GET['fontsize'];
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}
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//picked up from a note at http://www.php.net/imagettfbbox
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function imagettfbbox_custom($size, $angle, $font, $text) {
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$dummy = imagecreate(1, 1);
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$black = imagecolorallocate($dummy, 0, 0, 0);
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$bbox = imagettftext($dummy, $size, $angle, 0, 0, $black, $font, $text);
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imagedestroy($dummy);
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return $bbox;
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}
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// Create the image
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$size = imagettfbbox_custom($fontsize, 0, $font, $text);
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$width = $size[2] + $size[0] + 8;
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$height = abs($size[1]) + abs($size[7]);
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//$width = 200;
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//$height = 200;
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$im = imagecreate($width, $height);
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$colourBlack = imagecolorallocate($im, 255, 255, 255);
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imagecolortransparent($im, $colourBlack);
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// Create some colors
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$white = imagecolorallocate($im, 255, 255, 255);
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$black = imagecolorallocate($im, 0, 0, 0);
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// Add the text
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imagefttext($im, $fontsize, 0, 0, abs($size[5]), $black, $font, $text);
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// Set the content-type
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header("Content-type: image/png");
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// Using imagepng() results in clearer text compared with
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imagepng($im);
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imagedestroy($im);
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?>
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