401
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 1
<?php
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 2
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 3
/*
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 4
* Enano - an open-source CMS capable of wiki functions, Drupal-like sidebar blocks, and everything in between
1081
745200a9cc2a
Fixed some upgrade bugs; added support for choosing one's own date/time formats; rebrand as 1.1.7
Dan
diff
changeset
+ − 5
* Copyright (C) 2006-2009 Dan Fuhry
401
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 6
* captcha.php - visual confirmation system used during registration
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 7
*
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 8
* This program is Free Software; you can redistribute and/or modify it under the terms of the GNU General Public License
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 9
* as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 10
*
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 11
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 12
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 13
*
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 14
* This file contains code written by Paul Sohier (www.paulscripts.nl). The CAPTCHA code was ported from the phpBB Better
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 15
* Captcha mod, and has been released under the GPLv2 by the original author.
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 16
*/
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 17
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 18
/**
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 19
* The default CAPTCHA engine. Generates medium-strength captchas with very good performance.
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 20
* @package Enano
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 21
* @subpackage User management
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 22
* @copyright 2007-2008 Dan Fuhry
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 23
* @copyright Paul Sohier
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 24
*/
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 25
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 26
class captcha_engine_default extends captcha_base
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 27
{
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 28
function make_image()
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 29
{
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 30
$code =& strtoupper($this->get_code());
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 31
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 32
/**
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 33
* The next part is orginnaly written by ted from mastercode.nl and modified for use in Enano.
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 34
**/
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 35
header("content-type:image/png");
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 36
header('Cache-control: no-cache, no-store');
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 37
$breedte = 320;
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 38
$hoogte = 60;
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 39
$img = imagecreatetruecolor($breedte,$hoogte);
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 40
$achtergrond = imagecolorallocate($img, $this->color("bg"), $this->color("bg"), $this->color("bg"));
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 41
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 42
imagefilledrectangle($img, 0, 0, $breedte-1, $hoogte-1, $achtergrond);
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 43
for($g = 0;$g < 30; $g++)
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 44
{
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 45
$t = $this->dss_rand();
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 46
$t = $t[0];
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 47
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 48
$ypos = rand(0,$hoogte);
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 49
$xpos = rand(0,$breedte);
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 50
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 51
$kleur = imagecolorallocate($img, $this->color("bgtekst"), $this->color("bgtekst"), $this->color("bgtekst"));
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 52
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 53
imagettftext($img, $this->size(), $this->move(), $xpos, $ypos, $kleur, $this->font(), $t);
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 54
}
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 55
$stukje = $breedte / (strlen($code) + 3);
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 56
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 57
for($j = 0;$j < strlen($code); $j++)
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 58
{
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 59
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 60
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 61
$tek = $code[$j];
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 62
$ypos = rand(33,43);
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 63
$xpos = $stukje * ($j+1);
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 64
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 65
$kleur2 = imagecolorallocate($img, $this->color("tekst"), $this->color("tekst"), $this->color("tekst"));
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 66
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 67
imagettftext($img, $this->size(), $this->move(), $xpos, $ypos, $kleur2, $this->font() , $tek);
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 68
}
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 69
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 70
imagepng($img);
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 71
}
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 72
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 73
/**
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 74
* Some functions :)
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 75
* Also orginally written by mastercode.nl
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 76
**/
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 77
/**
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 78
* Function to create a random color
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 79
* @param $type string Mode for the color
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 80
* @return int
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 81
**/
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 82
function color($type)
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 83
{
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 84
switch($type)
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 85
{
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 86
case "bg":
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 87
$kleur = rand(224,255);
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 88
break;
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 89
case "tekst":
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 90
$kleur = rand(0,127);
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 91
break;
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 92
case "bgtekst":
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 93
$kleur = rand(200,224);
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 94
break;
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 95
default:
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 96
$kleur = rand(0,255);
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 97
break;
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 98
}
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 99
return $kleur;
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 100
}
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
Dan
parents:
diff
changeset
+ − 101
/**
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* Function to ranom the size
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* @return int
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+ − 104
**/
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function size()
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+ − 106
{
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+ − 107
$grootte = rand(14,30);
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+ − 108
return $grootte;
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}
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+ − 110
/**
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+ − 111
* Function to random the posistion
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+ − 112
* @return int
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+ − 113
**/
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function move()
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+ − 115
{
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+ − 116
$draai = rand(-25,25);
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return $draai;
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+ − 118
}
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+ − 119
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+ − 120
/**
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+ − 121
* Function to return a ttf file from fonts map
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+ − 122
* @return string
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+ − 123
**/
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+ − 124
function font()
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+ − 125
{
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+ − 126
$f = @opendir(ENANO_ROOT . '/includes/captcha/fonts/');
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if(!$f) die('Can\'t open includes/captcha/fonts/ for reading');
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+ − 128
$ar = array();
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+ − 129
while(($file = @readdir($f)) !== false)
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+ − 130
{
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+ − 131
if(!in_array($file, array('.','..')) && strstr($file, '.ttf'))
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+ − 132
{
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+ − 133
$ar[] = $file;
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+ − 134
}
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+ − 135
}
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+ − 136
if(count($ar))
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+ − 137
{
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+ − 138
shuffle($ar);
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+ − 139
$i = rand(0,(count($ar) - 1));
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+ − 140
return ENANO_ROOT . '/includes/captcha/fonts/' . $ar[$i];
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Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
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+ − 141
}
6ae6e387a0e3
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+ − 142
}
6ae6e387a0e3
Implemented a new CAPTCHA API; the frontend ($session->{make,get}_captcha) is API-compatible but the backend (the captcha class) is deprecated.
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+ − 143
function dss_rand()
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+ − 144
{
6ae6e387a0e3
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+ − 145
$val = microtime() . mt_rand();
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+ − 146
$val = md5($val . 'a');
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+ − 147
return substr($val, 4, 16);
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+ − 148
}
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}