ILIAS  release_5-1 Revision 5.0.0-5477-g43f3e3fab5f
class.ilSecurImage.php
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1<?php
2/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */
3
4require_once 'Services/Captcha/classes/class.ilSecurImageUtil.php';
5
14{
19
24
28 protected $image_width = 0;
29
33 protected $image_height = 0;
34
38 protected $securimage;
39
43 protected static $supported_audio_languages = array(
44 'fr', 'de'
45 );
46
50 public function __construct()
51 {
53 $this->securimage = new Securimage();
54 if(!function_exists("imagettftext"))
55 {
56 $this->securimage->use_gd_font = true;
57 }
58
59 $this->securimage->num_lines = 3;
60 }
61
65 public function getSecureImageObject()
66 {
67 return $this->securimage;
68 }
69
74 public function check($a_input)
75 {
76 return $this->securimage->check($a_input);
77 }
78
82 public function showImage()
83 {
85 $this->securimage->show();
86 }
87
91 public function outputAudioFile()
92 {
96 global $lng;
97
99 if(
100 $lng->lang_key != 'en' &&
101 in_array($lng->lang_key, self::$supported_audio_languages)
102 )
103 {
104 $this->securimage->audio_path = $this->securimage->securimage_path . '/audio/' . $lng->lang_key . '/';
105 }
106 $this->securimage->outputAudioFile();
107 }
108
114 {
115 if(!is_numeric($image_height) || $image_height > self::MAX_CAPTCHA_IMG_HEIGHT)
116 {
117 throw new InvalidArgumentException('Please provide a valid image height (numeric value > 0 and <= ' . self::MAX_CAPTCHA_IMG_HEIGHT);
118 }
119 $this->image_height = $image_height;
120 }
121
125 public function getImageHeight()
126 {
127 return $this->image_height;
128 }
129
135 {
136 if(!is_numeric($image_width) || $image_width > self::MAX_CAPTCHA_IMG_WIDTH)
137 {
138 throw new InvalidArgumentException('Please provide a valid image width (numeric value > 0 and <= ' . self::MAX_CAPTCHA_IMG_WIDTH);
139 }
140 $this->image_width = $image_width;
141 }
142
146 public function getImageWidth()
147 {
148 return $this->image_width;
149 }
150}
SecurImage Wrapper (very simply wrapper, does not abstract other captchas)
const MAX_CAPTCHA_IMG_HEIGHT
setImageHeight($image_height)
setImageWidth($image_width)
__construct()
Constructor.
static $supported_audio_languages
Project: Securimage: A PHP class for creating and managing form CAPTCHA images File: securimage....
global $lng
Definition: privfeed.php:40