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/wp-content/plugins/si-captcha-for-wordpress/si-captcha.php

https://gitlab.com/javicodigonexo/inblan
PHP | 1322 lines | 920 code | 223 blank | 179 comment | 347 complexity | e98af356f20f28dd3be3632f2186490f MD5 | raw file

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  1. <?php

    2. 

  2. /*

    3. 

  3. Plugin Name: SI CAPTCHA Anti-Spam

    4. 

  4. Plugin URI: http://www.642weather.com/weather/scripts-wordpress-captcha.php

    5. 

  5. Description: Adds CAPTCHA anti-spam methods to WordPress forms for comments, registration, lost password, login, or all. This prevents spam from automated bots. WP, WPMU, and BuddyPress compatible. <a href="plugins.php?page=si-captcha-for-wordpress/si-captcha.php">Settings</a> | <a href="https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=KXJWLPPWZG83S">Donate</a>

    6. 

  6. Version: 2.7.7.5

    7. 

  7. Author: Mike Challis

    8. 

  8. Author URI: http://www.642weather.com/weather/scripts.php

    9. 

  9. */

    10. 

  10. 

    11. 

  11. $si_captcha_version = '2.7.7.5';

    12. 

  12. 

    13. 

  13. /*  Copyright (C) 2008-2014 Mike Challis  (http://www.642weather.com/weather/contact_us.php)

    14. 

  14. 

    15. 

  15.     This program is free software; you can redistribute it and/or modify

    16. 

  16.     it under the terms of the GNU General Public License as published by

    17. 

  17.     the Free Software Foundation; either version 2 of the License, or

    18. 

  18.     (at your option) any later version.

    19. 

  19. 

    20. 

  20.     This program is distributed in the hope that it will be useful,

    21. 

  21.     but WITHOUT ANY WARRANTY; without even the implied warranty of

    22. 

  22.     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    23. 

  23.     GNU General Public License for more details.

    24. 

  24. 

    25. 

  25.     You should have received a copy of the GNU General Public License

    26. 

  26.     along with this program; if not, write to the Free Software

    27. 

  27.     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

    28. 

  28. */

    29. 

  29. 

    30. 

  30. // settings get deleted when plugin is deleted from admin plugins page

    31. 

  31. // this must be outside the class or it does not work

    32. 

  32. function si_captcha_unset_options() {

    33. 

  33. 

    34. 

  34.    if (basename(dirname(__FILE__)) != "mu-plugins")

    35. 

  35.       delete_option('si_captcha');

    36. 

  36. }

    37. 

  37. 

    38. 

  38. if (!class_exists('siCaptcha')) {

    39. 

  39. 

    40. 

  40.  class siCaptcha {

    41. 

  41.     var $si_captcha_add_script;

    42. 

  42.     var $si_captcha_version;

    43. 

  43. 

    44. 

  44. function si_captcha_add_tabs() {

    45. 

  45.    global $wpmu, $wp_version;

    46. 

  46. 

    47. 

  47.    // for WP 3.0+ ONLY!

    48. 

  48.    if( $wpmu == 1 && version_compare($wp_version,'3','>=') && is_multisite() && is_super_admin() ) { // wp 3.0 +

    49. 

  49.      add_submenu_page('ms-admin.php', __('SI Captcha Options', 'si-captcha'), __('SI Captcha Options', 'si-captcha'), 'manage_options', __FILE__,array(&$this,'si_captcha_options_page'));

    50. 

  50.      add_options_page( __('SI Captcha Options', 'si-captcha'), __('SI Captcha Options', 'si-captcha'), 'manage_options', __FILE__,array(&$this,'si_captcha_options_page'));

    51. 

  51.    }

    52. 

  52.    else if ($wpmu == 1 && function_exists('is_site_admin') && is_site_admin()) {

    53. 

  53. 		add_submenu_page('wpmu-admin.php', __('SI Captcha Options', 'si-captcha'), __('SI Captcha Options', 'si-captcha'), 'manage_options', __FILE__,array(&$this,'si_captcha_options_page'));

    54. 

  54. 		add_options_page( __('SI Captcha Options', 'si-captcha'), __('SI Captcha Options', 'si-captcha'), 'manage_options', __FILE__,array(&$this,'si_captcha_options_page'));

    55. 

  55.    }

    56. 

  56.    else if ($wpmu != 1) {

    57. 

  57. 		add_submenu_page('plugins.php', __('SI Captcha Options', 'si-captcha'), __('SI Captcha Options', 'si-captcha'), 'manage_options', __FILE__,array(&$this,'si_captcha_options_page'));

    58. 

  58.    }

    59. 

  59. }

    60. 

  60. 

    61. 

  61. function si_captcha_get_options() {

    62. 

  62.   global $wpmu, $si_captcha_opt, $si_captcha_option_defaults;

    63. 

  63. 

    64. 

  64.   $default_position = ( function_exists('bp_loaded') ) ? 'label-required-input' : 'input-label-required';

    65. 

  65. 

    66. 

  66.   $si_captcha_option_defaults = array(

    67. 

  67.          'si_captcha_donated' => 'false',

    68. 

  68.          'si_captcha_perm' => 'true',

    69. 

  69.          'si_captcha_perm_level' => 'read',

    70. 

  70.          'si_captcha_comment' => 'true',

    71. 

  71.          'si_captcha_comment_label_position' => $default_position,

    72. 

  72.          'si_captcha_login' => 'false',

    73. 

  73.          'si_captcha_register' => 'true',

    74. 

  74.          'si_captcha_lostpwd'  => 'true',

    75. 

  75.          'si_captcha_rearrange' => 'true',

    76. 

  76.          'si_captcha_enable_session' => 'false',

    77. 

  77.          'si_captcha_captcha_small' => 'false',

    78. 

  78.          'si_captcha_honeypot_enable' => 'false',

    79. 

  79.          'si_captcha_aria_required' => 'false',

    80. 

  80.          'si_captcha_external_style' => 'false',

    81. 

  81.          'si_captcha_captcha_div_style' =>   'display:block;',

    82. 

  82.          'si_captcha_captcha_div_style_sm' => 'width:175px; height:45px; padding-top:10px;',

    83. 

  83.          'si_captcha_captcha_div_style_m'  => 'width:250px; height:60px; padding-top:10px;',

    84. 

  84.          'si_captcha_captcha_image_style' => 'border-style:none; margin:0; padding-right:5px; float:left;',

    85. 

  85.          'si_captcha_refresh_image_style' => 'border-style:none; margin:0; vertical-align:bottom;',

    86. 

  86.          'si_captcha_captcha_input_div_style'  => 'display:block; padding-top:15px; padding-bottom:5px;',

    87. 

  87.          'si_captcha_comment_label_style' => 'margin:0;',

    88. 

  88.          'si_captcha_comment_field_style' => 'width:65px;',

    89. 

  89.          'si_captcha_label_captcha' =>    '',

    90. 

  90.          'si_captcha_error_spambot' =>    '',

    91. 

  91.          'si_captcha_error_incorrect' =>    '',

    92. 

  92.          'si_captcha_error_empty' =>    '',

    93. 

  93.          'si_captcha_error_token' =>    '',

    94. 

  94.          'si_captcha_error_unreadable' =>    '',

    95. 

  95.          'si_captcha_error_cookie' =>    '',

    96. 

  96.          'si_captcha_error_error' =>    '',

    97. 

  97.          'si_captcha_required_indicator' => ' *',

    98. 

  98.          'si_captcha_tooltip_captcha' =>  '',

    99. 

  99.          'si_captcha_tooltip_refresh' =>  '',

    100. 

  100.   );

    101. 

  101. 

    102. 

  102.   // upgrade path from old version

    103. 

  103.   if ($wpmu != 1 && !get_option('si_captcha') && get_option('si_captcha_comment')) {

    104. 

  104.     // just now updating, migrate settings

    105. 

  105.     $si_captcha_option_defaults = $this->si_captcha_migrate($si_captcha_option_defaults);

    106. 

  106.   }

    107. 

  107. 

    108. 

  108.   // install the option defaults

    109. 

  109.   if ($wpmu == 1) {

    110. 

  110.         if( !get_site_option('si_captcha') ) {

    111. 

  111.           add_site_option('si_captcha', $si_captcha_option_defaults, '', 'yes');

    112. 

  112.         }

    113. 

  113.   }else{

    114. 

  114.         add_option('si_captcha', $si_captcha_option_defaults, '', 'yes');

    115. 

  115.   }

    116. 

  116. 

    117. 

  117.   // get the options from the database

    118. 

  118.   if ($wpmu == 1)

    119. 

  119.    $si_captcha_opt = get_site_option('si_captcha'); // get the options from the database

    120. 

  120.   else

    121. 

  121.    $si_captcha_opt = get_option('si_captcha');

    122. 

  122. 

    123. 

  123.   // array merge incase this version has added new options

    124. 

  124.   $si_captcha_opt = array_merge($si_captcha_option_defaults, $si_captcha_opt);

    125. 

  125. 

    126. 

  126.   // strip slashes on get options array

    127. 

  127.   foreach($si_captcha_opt as $key => $val) {

    128. 

  128.            $si_captcha_opt[$key] = $this->si_stripslashes($val);

    129. 

  129.   }

    130. 

  130. 

    131. 

  131.   if ($si_captcha_opt['si_captcha_captcha_image_style'] == '') {

    132. 

  132.      // if default styles are missing, reset styles

    133. 

  133.      $style_resets_arr = array('si_captcha_comment_label_style','si_captcha_comment_field_style','si_captcha_captcha_div_style','si_captcha_captcha_div_style_sm','si_captcha_captcha_div_style_m','si_captcha_captcha_input_div_style','si_captcha_captcha_image_style','si_captcha_refresh_image_style');

    134. 

  134.      foreach($style_resets_arr as $style_reset) {

    135. 

  135.            $si_captcha_opt[$style_reset] = $si_captcha_option_defaults[$style_reset];

    136. 

  136.      }

    137. 

  137.   }

    138. 

  138. 

    139. 

  139.     if ( defined('XMLRPC_REQUEST') && XMLRPC_REQUEST )

    140. 

  140.       $si_captcha_opt['si_captcha_login'] = 'false'; // disable captcha on xmlrpc connections

    141. 

  141. 

    142. 

  142. } // end function si_captcha_get_options

    143. 

  143. 

    144. 

  144. function si_captcha_migrate($si_captcha_option_defaults) {

    145. 

  145.   // read the options from the prior version

    146. 

  146.    $new_options = array ();

    147. 

  147.    foreach($si_captcha_option_defaults as $key => $val) {

    148. 

  148.       $new_options[$key] = get_option( "$key" );

    149. 

  149.       // now delete the options from the prior version

    150. 

  150.       delete_option("$key");

    151. 

  151.    }

    152. 

  152.    // now the old settings will carry over to the new version

    153. 

  153.    return $new_options;

    154. 

  154. } // end function si_captcha_migrate

    155. 

  155. 

    156. 

  156. function si_captcha_options_page() {

    157. 

  157.   global $wpmu, $si_captcha_dir, $si_captcha_url, $si_captcha_url_ns, $si_captcha_dir_ns, $si_captcha_opt, $si_captcha_option_defaults, $si_captcha_version;

    158. 

  158. 

    159. 

  159.   $si_captcha_admin_path = str_replace('/captcha','',$si_captcha_dir);

    160. 

  160.   if ($wpmu == 1)

    161. 

  161.      $si_captcha_admin_path = 'si-captcha-for-wordpress';

    162. 

  162.   require_once($si_captcha_admin_path . '/si-captcha-admin.php');

    163. 

  163. 

    164. 

  164. }// end function si_captcha_options_page

    165. 

  165. 

    166. 

  166. function si_captcha_perm_dropdown($select_name, $checked_value='') {

    167. 

  167.         // choices: Display text => permission_level

    168. 

  168.         $choices = array (

    169. 

  169.                  __('All registered users', 'si-captcha') => 'read',

    170. 

  170.                  __('Edit posts', 'si-captcha') => 'edit_posts',

    171. 

  171.                  __('Publish Posts', 'si-captcha') => 'publish_posts',

    172. 

  172.                  __('Moderate Comments', 'si-captcha') => 'moderate_comments',

    173. 

  173.                  __('Administer site', 'si-captcha') => 'level_10'

    174. 

  174.                  );

    175. 

  175.         // print the <select> and loop through <options>

    176. 

  176.         echo '<select name="' . esc_attr($select_name) . '" id="' . esc_attr($select_name) . '">' . "\n";

    177. 

  177.         foreach ($choices as $text => $capability) :

    178. 

  178.                 if ($capability == $checked_value) $checked = ' selected="selected" ';

    179. 

  179.                 echo "\t". '<option value="' . esc_attr($capability) . '"' . $checked . '>'.esc_html($text)."</option>\n";

    180. 

  180.                 $checked = '';

    181. 

  181.         endforeach;

    182. 

  182.         echo "\t</select>\n";

    183. 

  183.  } // end function si_captcha_perm_dropdown

    184. 

  184. 

    185. 

  185. function si_captcha_check_requires() {

    186. 

  186.   global $si_captcha_dir, $si_captcha_add_script;

    187. 

  187. 

    188. 

  188.   $ok = 'ok';

    189. 

  189.   // Test for some required things, print error message if not OK.

    190. 

  190.   if ( !extension_loaded('gd') || !function_exists('gd_info') ) {

    191. 

  191.        echo '<p style="color:maroon">'.__('ERROR: si-captcha.php plugin says GD image support not detected in PHP!', 'si-captcha').'</p>';

    192. 

  192.        echo '<p>'.__('Contact your web host and ask them why GD image support is not enabled for PHP.', 'si-captcha').'</p>';

    193. 

  193.       $ok = 'no';

    194. 

  194.   }

    195. 

  195.   if ( !function_exists('imagepng') ) {

    196. 

  196.        echo '<p style="color:maroon">'.__('ERROR: si-captcha.php plugin says imagepng function not detected in PHP!', 'si-captcha').'</p>';

    197. 

  197.        echo '<p>'.__('Contact your web host and ask them why imagepng function is not enabled for PHP.', 'si-captcha').'</p>';

    198. 

  198.       $ok = 'no';

    199. 

  199.   }

    200. 

  200.   if ( !@strtolower(ini_get('safe_mode')) == 'on' && !file_exists("$si_captcha_dir/securimage.php") ) {

    201. 

  201.        echo '<p style="color:maroon">'.__('ERROR: si-captcha.php plugin says captcha_library not found.', 'si-captcha').'</p>';

    202. 

  202.        $ok = 'no';

    203. 

  203.   }

    204. 

  204.   if ($ok == 'no')  return false;

    205. 

  205.   $si_captcha_add_script = true;

    206. 

  206.   return true;

    207. 

  207. } // end function si_captcha_check_requires

    208. 

  208. 

    209. 

  209. // this function adds the captcha to the comment form

    210. 

  210. function si_captcha_comment_form() {

    211. 

  211.     global $si_captcha_url, $si_captcha_opt;

    212. 

  212. 

    213. 

  213.     // skip the captcha if user is logged in and the settings allow

    214. 

  214.     if (is_user_logged_in() && $si_captcha_opt['si_captcha_perm'] == 'true') {

    215. 

  215.        // skip the CAPTCHA display if the minimum capability is met

    216. 

  216.        if ( current_user_can( $si_captcha_opt['si_captcha_perm_level'] ) ) {

    217. 

  217.                // skip capthca

    218. 

  218.                return true;

    219. 

  219.        }

    220. 

  220.     }

    221. 

  221. 

    222. 

  222. // the captcha html

    223. 

  223. echo '

    224. 

  224. <div id="captchaImgDiv">

    225. 

  225. ';

    226. 

  226. 

    227. 

  227. // Test for some required things, print error message right here if not OK.

    228. 

  228. if ($this->si_captcha_check_requires()) {

    229. 

  229. 

    230. 

  230.   $si_aria_required = ($si_captcha_opt['si_captcha_aria_required'] == 'true') ? ' aria-required="true" ' : '';

    231. 

  231. 

    232. 

  232. // the captcha html - comment form 2.0

    233. 

  233. echo '

    234. 

  234. <div ';

    235. 

  235. echo ($si_captcha_opt['si_captcha_captcha_small'] == 'true') ? 'class="captchaSizeDivSmall"' : 'class="captchaSizeDivLarge"';

    236. 

  236. echo '>';

    237. 

  237. $this->si_captcha_captcha_html('si_image_com','com');

    238. 

  238. echo '</div>

    239. 

  239. <div id="captchaInputDiv">';

    240. 

  240. 

    241. 

  241. $label_string = ' <label id="captcha_code_label" for="captcha_code">';

    242. 

  242. $label_string .= ($si_captcha_opt['si_captcha_label_captcha'] != '') ? $si_captcha_opt['si_captcha_label_captcha'] : __('CAPTCHA Code', 'si-captcha');

    243. 

  243. $label_string .= '</label>';

    244. 

  244. $required_string = '<span class="required">'.$si_captcha_opt['si_captcha_required_indicator']."</span>\n";

    245. 

  245. $input_string = '<input id="captcha_code" name="captcha_code" type="text" value="" tabindex="4" '.$si_aria_required.' />

    246. 

  246. ';

    247. 

  247. 

    248. 

  248.  if ($si_captcha_opt['si_captcha_comment_label_position'] == 'label-required-input' || $si_captcha_opt['si_captcha_comment_label_position'] == 'left'  ) { // buddypress (label-required-input)(label left)

    249. 

  249.       echo $label_string . $required_string . $input_string; // BP

    250. 

  250.  } else if ($si_captcha_opt['si_captcha_comment_label_position'] == 'label-required-linebreak-input' ||  $si_captcha_opt['si_captcha_comment_label_position'] == 'top' ) {

    251. 

  251.       echo $label_string . $required_string .'<br />'. $input_string; // regular WP - twenty ten

    252. 

  252.  } else if ($si_captcha_opt['si_captcha_comment_label_position'] == 'label-input-required' ||  $si_captcha_opt['si_captcha_comment_label_position'] == 'right' ) {

    253. 

  253.       echo $label_string . $input_string . $required_string; // suffusion

    254. 

  254.  } else if ($si_captcha_opt['si_captcha_comment_label_position'] == 'input-label-required' ) {

    255. 

  255.       echo $input_string . $label_string . $required_string; // regular WP

    256. 

  256.  } else {

    257. 

  257.       echo $input_string . $label_string . $required_string;  // regular WP

    258. 

  258.  }

    259. 

  259. 

    260. 

  260. echo ' </div>

    261. 

  261. </div>

    262. 

  262. ';

    263. 

  263. 

    264. 

  264. // rearrange submit button display order

    265. 

  265. if ($si_captcha_opt['si_captcha_rearrange'] == 'true') {

    266. 

  266.      print  <<<EOT

    267. 

  267.       <script type='text/javascript'>

    268. 

  268.           var sUrlInput = document.getElementById("comment");

    269. 

  269.                   var oParent = sUrlInput.parentNode;

    270. 

  270.           var sSubstitue = document.getElementById("captchaImgDiv");

    271. 

  271.                   oParent.appendChild(sSubstitue, sUrlInput);

    272. 

  272.       </script>

    273. 

  273.             <noscript>

    274. 

  274.           <style type='text/css'>#submit {display:none;}</style><br />

    275. 

  275. EOT;

    276. 

  276.   echo '           <input name="submit" type="submit" id="submit-alt" tabindex="6" value="'.__('Submit Comment', 'si-captcha').'" />

    277. 

  277.           </noscript>

    278. 

  278.   ';

    279. 

  279. 

    280. 

  280. }

    281. 

  281. }else{

    282. 

  282.  echo '</div>';

    283. 

  283. }

    284. 

  284.     return true;

    285. 

  285. } // end function si_captcha_comment_form  2.0

    286. 

  286. 

    287. 

  287. 

    288. 

  288. // this function adds the captcha to the comment form WP3

    289. 

  289. function si_captcha_comment_form_wp3() {

    290. 

  290.     global $si_captcha_url, $si_captcha_opt;

    291. 

  291. 

    292. 

  292.     // skip the captcha if user is logged in and the settings allow

    293. 

  293.     if (is_user_logged_in() && $si_captcha_opt['si_captcha_perm'] == 'true') {

    294. 

  294.        // skip the CAPTCHA display if the minimum capability is met

    295. 

  295.        if ( current_user_can( $si_captcha_opt['si_captcha_perm_level'] ) ) {

    296. 

  296.                // skip capthca

    297. 

  297.                return true;

    298. 

  298.        }

    299. 

  299.     }

    300. 

  300. 

    301. 

  301. // the captch html

    302. 

  302. // Test for some required things, print error message right here if not OK.

    303. 

  303. if ($this->si_captcha_check_requires()) {

    304. 

  304. 

    305. 

  305.   $si_aria_required = ($si_captcha_opt['si_captcha_aria_required'] == 'true') ? ' aria-required="true" ' : '';

    306. 

  306. 

    307. 

  307. // the captcha html - comment form 3.0+

    308. 

  308. if (is_user_logged_in()) {

    309. 

  309.       echo '<br />';

    310. 

  310. }

    311. 

  311. 

    312. 

  312. echo '

    313. 

  313. <div ';

    314. 

  314. echo ($si_captcha_opt['si_captcha_captcha_small'] == 'true') ? 'class="captchaSizeDivSmall"' : 'class="captchaSizeDivLarge"';

    315. 

  315. echo '>';

    316. 

  316. $this->si_captcha_captcha_html('si_image_com','com');

    317. 

  317. echo '</div>

    318. 

  318. <br />

    319. 

  319. ';

    320. 

  320. echo '<p>';

    321. 

  321. 

    322. 

  322. $label_string = '<label id="captcha_code_label" for="captcha_code" >';

    323. 

  323. $label_string .= ($si_captcha_opt['si_captcha_label_captcha'] != '') ? $si_captcha_opt['si_captcha_label_captcha'] : __('CAPTCHA Code', 'si-captcha');

    324. 

  324. $label_string .= '</label>';

    325. 

  325. $required_string = '<span class="required">'.$si_captcha_opt['si_captcha_required_indicator']."</span>\n";

    326. 

  326. $input_string = '<input id="captcha_code" name="captcha_code" type="text" size="6" ' . $si_aria_required . ' />

    327. 

  327. ';

    328. 

  328. 

    329. 

  329.  if ($si_captcha_opt['si_captcha_comment_label_position'] == 'label-required-input' || $si_captcha_opt['si_captcha_comment_label_position'] == 'left'  ) { // buddypress (label-required-input)(label left)

    330. 

  330.       echo $label_string . $required_string . $input_string; // BP

    331. 

  331.  } else if ($si_captcha_opt['si_captcha_comment_label_position'] == 'label-required-linebreak-input' ||  $si_captcha_opt['si_captcha_comment_label_position'] == 'top' ) {

    332. 

  332.       echo $label_string . $required_string .'<br />'. $input_string; // regular WP - twenty ten

    333. 

  333.  } else if ($si_captcha_opt['si_captcha_comment_label_position'] == 'label-input-required' ||  $si_captcha_opt['si_captcha_comment_label_position'] == 'right' ) {

    334. 

  334.       echo $label_string . $input_string . $required_string; // suffusion

    335. 

  335.  } else if ($si_captcha_opt['si_captcha_comment_label_position'] == 'input-label-required' ) {

    336. 

  336.       echo $input_string . $label_string . $required_string; // regular WP

    337. 

  337.  } else {

    338. 

  338.       echo $input_string . $label_string . $required_string;  // regular WP

    339. 

  339.  }

    340. 

  340. echo '</p>';

    341. 

  341. 

    342. 

  342. 

    343. 

  343. }

    344. 

  344. 

    345. 

  345.     // prevent double captcha fields

    346. 

  346.     remove_action('comment_form', array(&$this, 'si_captcha_comment_form'), 1);

    347. 

  347. 

    348. 

  348.     return true;

    349. 

  349. } // end function si_captcha_comment_form_wp3

    350. 

  350. 

    351. 

  351. // this function adds the captcha to the login form

    352. 

  352. function si_captcha_login_form() {

    353. 

  353.    global $si_captcha_url, $si_captcha_opt;

    354. 

  354. 

    355. 

  355.    if ($si_captcha_opt['si_captcha_login'] != 'true') {

    356. 

  356.         return true; // captcha setting is disabled for login

    357. 

  357.    }

    358. 

  358. 

    359. 

  359. // Test for some required things, print error message right here if not OK.

    360. 

  360. if ($this->si_captcha_check_requires()) {

    361. 

  361. 

    362. 

  362.   $si_aria_required = ($si_captcha_opt['si_captcha_aria_required'] == 'true') ? ' aria-required="true" ' : '';

    363. 

  363. 

    364. 

  364. // the captcha html - login form

    365. 

  365. echo '

    366. 

  366. <br />

    367. 

  367. <div ';

    368. 

  368. echo ($si_captcha_opt['si_captcha_captcha_small'] == 'true') ? 'class="captchaSizeDivSmall"' : 'class="captchaSizeDivLarge"';

    369. 

  369. echo '>';

    370. 

  370. $this->si_captcha_captcha_html('si_image_log','log');

    371. 

  371. echo '</div>

    372. 

  372. <p>

    373. 

  373.  <label>';

    374. 

  374.   echo ($si_captcha_opt['si_captcha_label_captcha'] != '') ? $si_captcha_opt['si_captcha_label_captcha'] : __('CAPTCHA Code', 'si-captcha');

    375. 

  375.   echo '<br />

    376. 

  376. <input id="captcha_code" name="captcha_code" class="input" type="text" value="" size="12" tabindex="30" '.$si_aria_required.' style="font-size: 24px; width: 97%; padding: 3px; margin-top: 2px; margin-right: 6px; margin-bottom: 16px; border: 1px solid #e5e5e5; background: #fbfbfb;" /></label>

    377. 

  377. </p>

    378. 

  378. <br />

    379. 

  379. ';

    380. 

  380. }

    381. 

  381. 

    382. 

  382.   return true;

    383. 

  383. 

    384. 

  384. } //  end function si_captcha_login_form

    385. 

  385. 

    386. 

  386. 

    387. 

  387. // this function adds the captcha to the login bar form of all buddypress versions

    388. 

  388. function si_captcha_bp_login_form() {

    389. 

  389.    global $si_captcha_url, $si_captcha_opt;

    390. 

  390. 

    391. 

  391.    if ($si_captcha_opt['si_captcha_login'] != 'true') {

    392. 

  392.         return true; // captcha setting is disabled for login

    393. 

  393.    }

    394. 

  394. 

    395. 

  395. // Test for some required things, print error message right here if not OK.

    396. 

  396. if ($this->si_captcha_check_requires()) {

    397. 

  397. 

    398. 

  398.   $si_aria_required = ($si_captcha_opt['si_captcha_aria_required'] == 'true') ? ' aria-required="true" ' : '';

    399. 

  399. 

    400. 

  400. // the captcha html - buddypress login form

    401. 

  401. echo '

    402. 

  402. <div style="width:440px; height:45px">';

    403. 

  403. $this->si_captcha_captcha_html('si_image_log','log');

    404. 

  404. echo '<input id="captcha_code" name="captcha_code" class="input" type="text" value="" '.$si_aria_required.' />

    405. 

  405.          <label for="captcha_code">';

    406. 

  406.   echo ($si_captcha_opt['si_captcha_label_captcha'] != '') ? $si_captcha_opt['si_captcha_label_captcha'] : __('CAPTCHA Code', 'si-captcha');

    407. 

  407.   echo '</label>

    408. 

  408. </div>

    409. 

  409. </div>

    410. 

  410. ';

    411. 

  411. }

    412. 

  412. 

    413. 

  413.   return true;

    414. 

  414. 

    415. 

  415. } //  end function si_captcha_bp_login_form

    416. 

  416. 

    417. 

  417. // this function adds the captcha to the login sidebar form of all buddypress versions

    418. 

  418. function si_captcha_bp_login_sidebar_form() {

    419. 

  419.    global $si_captcha_url, $si_captcha_opt;

    420. 

  420. 

    421. 

  421.    if ($si_captcha_opt['si_captcha_login'] != 'true') {

    422. 

  422.         return true; // captcha setting is disabled for login

    423. 

  423.    }

    424. 

  424. 

    425. 

  425. // Test for some required things, print error message right here if not OK.

    426. 

  426. if ($this->si_captcha_check_requires()) {

    427. 

  427. 

    428. 

  428.   $si_aria_required = ($si_captcha_opt['si_captcha_aria_required'] == 'true') ? ' aria-required="true" ' : '';

    429. 

  429. 

    430. 

  430. // the captcha html - buddypress sidebar login form

    431. 

  431. echo '

    432. 

  432. <div class="captchaSizeDivSmall">

    433. 

  433. ';

    434. 

  434.   $this->si_captcha_captcha_html('si_image_side_login','log');

    435. 

  435. echo '

    436. 

  436. </div>

    437. 

  437. 

    438. 

  438.     <label for="captcha_code_side_login">';

    439. 

  439.   echo ($si_captcha_opt['si_captcha_label_captcha'] != '') ? $si_captcha_opt['si_captcha_label_captcha'] : __('CAPTCHA Code', 'si-captcha');

    440. 

  440.   echo '</label>

    441. 

  441. <input style="width=145px;" id="captcha_code_side_login" name="captcha_code" class="input" type="text" value="" '.$si_aria_required.' />

    442. 

  442. <br />

    443. 

  443. <br />

    444. 

  444. ';

    445. 

  445. }

    446. 

  446. 

    447. 

  447.   return true;

    448. 

  448. 

    449. 

  449. } //  end function si_captcha_bp_login_sidebar_form

    450. 

  450. 

    451. 

  451. 

    452. 

  452. // this function adds the captcha to the login form any time wp_login_form is called

    453. 

  453. function si_captcha_inline_login_form() {

    454. 

  454.    global $si_captcha_url, $si_captcha_opt;

    455. 

  455. 

    456. 

  456.    if ($si_captcha_opt['si_captcha_login'] != 'true') {

    457. 

  457.         return true; // captcha setting is disabled for login

    458. 

  458.    }

    459. 

  459. 

    460. 

  460. // Test for some required things, print error message right here if not OK.

    461. 

  461. if ($this->si_captcha_check_requires()) {

    462. 

  462. 

    463. 

  463.   $si_aria_required = ($si_captcha_opt['si_captcha_aria_required'] == 'true') ? ' aria-required="true" ' : '';

    464. 

  464. 

    465. 

  465. // the captcha html - buddypress sidebar login form

    466. 

  466. $si_html = '

    467. 

  467. <div class="captchaSizeDivSmall">

    468. 

  468. ';

    469. 

  469.   $si_html .= $this->si_captcha_captcha_html('si_image_side_login','log', true);

    470. 

  470. $si_html .= '

    471. 

  471. </div>

    472. 

  472. 

    473. 

  473.     <label for="captcha_code_side_login">';

    474. 

  474.   $si_html .= ($si_captcha_opt['si_captcha_label_captcha'] != '') ? $si_captcha_opt['si_captcha_label_captcha'] : __('CAPTCHA Code', 'si-captcha');

    475. 

  475.   $si_html .= '</label>

    476. 

  476. <input style="width=145px;" id="captcha_code_side_login" name="captcha_code" class="input" type="text" value="" '.$si_aria_required.' />

    477. 

  477. <br />

    478. 

  478. <br />

    479. 

  479. ';

    480. 

  480. }

    481. 

  481. 

    482. 

  482.   return $si_html;

    483. 

  483. 

    484. 

  484. } //  end function si_captcha_inline_login_form

    485. 

  485. 

    486. 

  486. 

    487. 

  487. // this function adds the captcha to the register form

    488. 

  488. function si_captcha_register_form() {

    489. 

  489.    global $si_captcha_url, $si_captcha_opt;

    490. 

  490. 

    491. 

  491.    if ($si_captcha_opt['si_captcha_register'] != 'true') {

    492. 

  492.         return true; // captcha setting is disabled for registration

    493. 

  493.    }

    494. 

  494. 

    495. 

  495. // Test for some required things, print error message right here if not OK.

    496. 

  496. if ($this->si_captcha_check_requires()) {

    497. 

  497. 

    498. 

  498.   $si_aria_required = ($si_captcha_opt['si_captcha_aria_required'] == 'true') ? ' aria-required="true" ' : '';

    499. 

  499. 

    500. 

  500. // the captcha html - register form

    501. 

  501. echo '

    502. 

  502. <br />

    503. 

  503. <div ';

    504. 

  504. echo ($si_captcha_opt['si_captcha_captcha_small'] == 'true') ? 'class="captchaSizeDivSmall"' : 'class="captchaSizeDivLarge"';

    505. 

  505. echo '>';

    506. 

  506. $this->si_captcha_captcha_html('si_image_reg','reg');

    507. 

  507. echo '</div>

    508. 

  508. <p>

    509. 

  509.  <label>';

    510. 

  510.   echo ($si_captcha_opt['si_captcha_label_captcha'] != '') ? $si_captcha_opt['si_captcha_label_captcha'] : __('CAPTCHA Code', 'si-captcha');

    511. 

  511.   echo '<br />

    512. 

  512. <input id="captcha_code" name="captcha_code" class="input" type="text" value="" tabindex="30" '.$si_aria_required.' style="font-size: 24px; width: 97%; padding: 3px; margin-top: 2px; margin-right: 6px; margin-bottom: 16px; border: 1px solid #e5e5e5; background: #fbfbfb;" /></label>

    513. 

  513. </p>

    514. 

  514. 

    515. 

  515. ';

    516. 

  516. }

    517. 

  517. 

    518. 

  518.   return true;

    519. 

  519. } // end function si_captcha_register_form

    520. 

  520. 

    521. 

  521. // this function adds the captcha to the lostpassword form

    522. 

  522. function si_captcha_lostpassword_form() {

    523. 

  523.    global $si_captcha_url, $si_captcha_opt;

    524. 

  524. 

    525. 

  525. // Test for some required things, print error message right here if not OK.

    526. 

  526. if ($this->si_captcha_check_requires()) {

    527. 

  527. 

    528. 

  528.   $si_aria_required = ($si_captcha_opt['si_captcha_aria_required'] == 'true') ? ' aria-required="true" ' : '';

    529. 

  529. 

    530. 

  530. // the captcha html - lostpassword form

    531. 

  531. echo '

    532. 

  532. <br />

    533. 

  533. <div ';

    534. 

  534. echo ($si_captcha_opt['si_captcha_captcha_small'] == 'true') ? 'class="captchaSizeDivSmall"' : 'class="captchaSizeDivLarge"';

    535. 

  535. echo '>';

    536. 

  536. $this->si_captcha_captcha_html('si_image_reg','reg');

    537. 

  537. echo '</div>

    538. 

  538. <p>

    539. 

  539.  <label>';

    540. 

  540.   echo ($si_captcha_opt['si_captcha_label_captcha'] != '') ? $si_captcha_opt['si_captcha_label_captcha'] : __('CAPTCHA Code', 'si-captcha');

    541. 

  541.   echo '<br />

    542. 

  542. <input id="captcha_code" name="captcha_code" class="input" type="text" value="" tabindex="30" '.$si_aria_required.' style="font-size: 24px; width: 97%; padding: 3px; margin-top: 2px; margin-right: 6px; margin-bottom: 16px; border: 1px solid #e5e5e5; background: #fbfbfb;" /></label>

    543. 

  543. </p>

    544. 

  544. 

    545. 

  545. ';

    546. 

  546. }

    547. 

  547. 

    548. 

  548.   return true;

    549. 

  549. } // end function si_captcha_lostpassword_form

    550. 

  550. 

    551. 

  551. // for wpmu and buddypress before 1.1

    552. 

  552. function si_captcha_wpmu_signup_form( $errors ) {

    553. 

  553.    global $si_captcha_url, $si_captcha_opt;

    554. 

  554. 

    555. 

  555.    if ($si_captcha_opt['si_captcha_register'] != 'true') {

    556. 

  556.         return true; // captcha setting is disabled for registration

    557. 

  557.    }

    558. 

  558.    $error = $errors->get_error_message('captcha');

    559. 

  559. 

    560. 

  560.    if( isset($error) && $error != '') {

    561. 

  561.      echo '<p class="error">' . $error . '</p>';

    562. 

  562.    }

    563. 

  563. // Test for some required things, print error message right here if not OK.

    564. 

  564. if ($this->si_captcha_check_requires()) {

    565. 

  565. 

    566. 

  566.   $si_aria_required = ($si_captcha_opt['si_captcha_aria_required'] == 'true') ? ' aria-required="true" ' : '';

    567. 

  567. 

    568. 

  568. // the captcha html - wpmu register form

    569. 

  569. echo '

    570. 

  570. <div ';

    571. 

  571. echo ($si_captcha_opt['si_captcha_captcha_small'] == 'true') ? 'class="captchaSizeDivSmall"' : 'class="captchaSizeDivLarge"';

    572. 

  572. echo '>';

    573. 

  573. $this->si_captcha_captcha_html('si_image_reg','reg');

    574. 

  574. echo '</div>

    575. 

  575. 

    576. 

  576. <label for="captcha_code">';

    577. 

  577.   echo ($si_captcha_opt['si_captcha_label_captcha'] != '') ? $si_captcha_opt['si_captcha_label_captcha'] : __('CAPTCHA Code', 'si-captcha');

    578. 

  578.   echo '</label>

    579. 

  579. <input id="captcha_code" name="captcha_code" type="text" value="" '.$si_aria_required.' />

    580. 

  580. 

    581. 

  581. ';

    582. 

  582. }

    583. 

  583. } // end function si_captcha_wpmu_signup_form

    584. 

  584. 

    585. 

  585. // for buddypress 1.1+ only

    586. 

  586. // hooks into register.php do_action( 'bp_before_registration_submit_buttons' )

    587. 

  587. // and bp-core-signup.php add_action( 'bp_' . $fieldname . '_errors', ...

    588. 

  588. function si_captcha_bp_signup_form() {

    589. 

  589.    global $si_captcha_url, $si_captcha_opt;

    590. 

  590. 

    591. 

  591.    if ($si_captcha_opt['si_captcha_register'] != 'true') {

    592. 

  592.         return true; // captcha setting is disabled for registration

    593. 

  593.    }

    594. 

  594. 

    595. 

  595. // Test for some required things, print error message right here if not OK.

    596. 

  596. if ($this->si_captcha_check_requires()) {

    597. 

  597. 

    598. 

  598.   $si_aria_required = ($si_captcha_opt['si_captcha_aria_required'] == 'true') ? ' aria-required="true" ' : '';

    599. 

  599. 

    600. 

  600. // the captcha html - buddypress 1.1 register form

    601. 

  601. echo '

    602. 

  602. <div class="register-section" style="clear:left; margin-top:-10px;">

    603. 

  603. <div ';

    604. 

  604. echo ($si_captcha_opt['si_captcha_captcha_small'] == 'true') ? 'class="captchaSizeDivSmall"' : 'class="captchaSizeDivLarge"';

    605. 

  605. echo '>';

    606. 

  606. $this->si_captcha_captcha_html('si_image_reg','reg');

    607. 

  607. echo '</div>

    608. 

  608. <label for="captcha_code">';

    609. 

  609.   do_action( 'bp_captcha_code_errors' );

    610. 

  610.   echo ($si_captcha_opt['si_captcha_label_captcha'] != '') ? $si_captcha_opt['si_captcha_label_captcha'] : __('CAPTCHA Code', 'si-captcha');

    611. 

  611.   echo '</label>

    612. 

  612. <input style="width:145px;" id="captcha_code" name="captcha_code" type="text" value="" '.$si_aria_required.' />

    613. 

  613. </div>

    614. 

  614. 

    615. 

  615. ';

    616. 

  616. }

    617. 

  617. } // end function si_captcha_wpmu_signup_form

    618. 

  618. 

    619. 

  619. 

    620. 

  620. // this function checks the captcha posted with registration on BuddyPress 1.1+

    621. 

  621. // hooks into bp-core-signup.php do_action( 'bp_signup_validate' );

    622. 

  622. function si_captcha_bp_signup_validate() {

    623. 

  623.    global $bp, $si_captcha_dir, $si_captcha_dir_ns, $si_captcha_opt;

    624. 

  624. 

    625. 

  625.    $validate_result = $this->si_captcha_validate_code('reg', 'unlink');

    626. 

  626.    if($validate_result != 'valid') {

    627. 

  627.        $bp->signup->errors['captcha_code'] = $validate_result;

    628. 

  628.        return;

    629. 

  629.    }

    630. 

  630.    return;

    631. 

  631. } // end function si_captcha_bp_signup_validate

    632. 

  632. 

    633. 

  633. // this function checks the captcha posted with registration on wpmu and buddypress before 1.1

    634. 

  634. function si_captcha_wpmu_signup_post($errors) {

    635. 

  635.    global $si_captcha_dir, $si_captcha_dir_ns, $si_captcha_opt;

    636. 

  636. 

    637. 

  637.  if ($_POST['stage'] == 'validate-user-signup') {

    638. 

  638.    $validate_result = $this->si_captcha_validate_code('reg', 'unlink');

    639. 

  639.    if($validate_result != 'valid') {

    640. 

  640.        $error = ($si_captcha_opt['si_captcha_error_error'] != '') ? $si_captcha_opt['si_captcha_error_error'] : __('ERROR', 'si-captcha');

    641. 

  641.        $errors['errors']->add('captcha', "<strong>$error</strong>: $validate_result");

    642. 

  642.        return $errors;

    643. 

  643.    }

    644. 

  644.  }

    645. 

  645.  return($errors);

    646. 

  646. 

    647. 

  647. } // end function si_captcha_wpmu_signup_post

    648. 

  648. 

    649. 

  649. // this function checks the captcha posted with registration

    650. 

  650. function si_captcha_register_post($errors) {

    651. 

  651.    global $si_captcha_dir, $si_captcha_dir_ns, $si_captcha_opt;

    652. 

  652. 

    653. 

  653.    $validate_result = $this->si_captcha_validate_code('reg', 'unlink');

    654. 

  654.    if($validate_result != 'valid') {

    655. 

  655.        $error = ($si_captcha_opt['si_captcha_error_error'] != '') ? $si_captcha_opt['si_captcha_error_error'] : __('ERROR', 'si-captcha');

    656. 

  656.        $errors->add('captcha_error', "<strong>$error</strong>: $validate_result");

    657. 

  657.        return $errors;

    658. 

  658.    }

    659. 

  659.    return($errors);

    660. 

  660. } // end function si_captcha_register_post

    661. 

  661. 

    662. 

  662. function si_captcha_lostpassword_post() {

    663. 

  663.    global $si_captcha_dir, $si_captcha_dir_ns, $si_captcha_opt;

    664. 

  664. 

    665. 

  665.    $validate_result = $this->si_captcha_validate_code('reg', 'unlink');

    666. 

  666.    if($validate_result != 'valid') {

    667. 

  667.        $error = ($si_captcha_opt['si_captcha_error_error'] != '') ? $si_captcha_opt['si_captcha_error_error'] : __('ERROR', 'si-captcha');

    668. 

  668.        wp_die( "<strong>$error</strong>: $validate_result" );

    669. 

  669.    }

    670. 

  670.    return;

    671. 

  671. 

    672. 

  672. } // function si_captcha_lostpassword_post

    673. 

  673. 

    674. 

  674. // this function checks the captcha posted with the comment

    675. 

  675. function si_captcha_comment_post($comment) {

    676. 

  676.     global $si_captcha_dir, $si_captcha_dir_ns, $si_captcha_opt;

    677. 

  677. 

    678. 

  678.     // added for compatibility with WP Wall plugin

    679. 

  679.     // this does NOT add CAPTCHA to WP Wall plugin,

    680. 

  680.     // it just prevents the "Empty CAPTCHA" when submitting a WP Wall comment

    681. 

  681.     if ( function_exists('WPWall_Widget') && isset($_POST['wpwall_comment']) ) {

    682. 

  682.         // skip capthca

    683. 

  683.         return $comment;

    684. 

  684.     }

    685. 

  685. 

    686. 

  686.     // skip the captcha if user is logged in and the settings allow

    687. 

  687.     if (is_user_logged_in() && $si_captcha_opt['si_captcha_perm'] == 'true') {

    688. 

  688.        // skip the CAPTCHA display if the minimum capability is met

    689. 

  689.        if ( current_user_can( $si_captcha_opt['si_captcha_perm_level'] ) ) {

    690. 

  690.            // skip capthca

    691. 

  691.            return $comment;

    692. 

  692.         }

    693. 

  693.     }

    694. 

  694. 

    695. 

  695.     // skip captcha for comment replies from admin menu

    696. 

  696.     if ( isset($_POST['action']) && $_POST['action'] == 'replyto-comment' &&

    697. 

  697.     ( check_ajax_referer( 'replyto-comment', '_ajax_nonce', false ) || check_ajax_referer( 'replyto-comment', '_ajax_nonce-replyto-comment', false )) ) {

    698. 

  698.           // skip capthca

    699. 

  699.           return $comment;

    700. 

  700.     }

    701. 

  701. 

    702. 

  702.     // Skip captcha for trackback or pingback

    703. 

  703.     if ( $comment['comment_type'] != '' && $comment['comment_type'] != 'comment' ) {

    704. 

  704.                // skip capthca

    705. 

  705.                return $comment;

    706. 

  706.     }

    707. 

  707. 

    708. 

  708.    $validate_result = $this->si_captcha_validate_code('com', 'unlink');

    709. 

  709.    if($validate_result != 'valid') {

    710. 

  710.        $error = ($si_captcha_opt['si_captcha_error_error'] != '') ? $si_captcha_opt['si_captcha_error_error'] : __('ERROR', 'si-captcha');

    711. 

  711.        wp_die( "<strong>$error</strong>: $validate_result" );

    712. 

  712.    }

    713. 

  713.    return($comment);

    714. 

  714. 

    715. 

  715. } // end function si_captcha_comment_post

    716. 

  716. 

    717. 

  717. function si_wp_authenticate_username_password($user, $username, $password) {

    718. 

  718.         global $si_captcha_dir, $si_captcha_dir_ns, $si_captcha_opt, $wp_version;

    719. 

  719. 

    720. 

  720. 		if ( is_a($user, 'WP_User') ) { return $user; }

    721. 

  721. 

    722. 

  722. 		if ( empty($username) || empty($password) || isset($_POST['captcha_code']) && empty($_POST['captcha_code'])) {

    723. 

  723. 		    $error = new WP_Error();

    724. 

  724. 

    725. 

  725. 			if ( empty($username) )

    726. 

  726. 				$error->add('empty_username', __('<strong>ERROR</strong>: The username field is empty.'));

    727. 

  727. 

    728. 

  728. 			if ( empty($password) )

    729. 

  729. 				$error->add('empty_password', __('<strong>ERROR</strong>: The password field is empty.'));

    730. 

  730. 

    731. 

  731.             if (isset($_POST['captcha_code']) && empty($_POST['captcha_code'])) {

    732. 

  732.                 remove_filter('authenticate', 'wp_authenticate_username_password', 20, 3);

    733. 

  733.                 $print_error = ($si_captcha_opt['si_captcha_error_error'] != '') ? $si_captcha_opt['si_captcha_error_error'] : __('ERROR', 'si-captcha');

    734. 

  734.                 $empty_captcha = ($si_captcha_opt['si_captcha_error_empty'] != '') ? $si_captcha_opt['si_captcha_error_empty'] : __('Empty CAPTCHA', 'si-captcha');

    735. 

  735.                 $error->add('empty_captcha', "<strong>$print_error</strong>: $empty_captcha");

    736. 

  736.             }

    737. 

  737. 			return $error;

    738. 

  738. 		}

    739. 

  739. 

    740. 

  740.    // begin si captcha check

    741. 

  741.     $validate_result = $this->si_captcha_validate_code('log', 'unlink');

    742. 

  742.     if($validate_result != 'valid') {

    743. 

  743.        remove_filter('authenticate', 'wp_authenticate_username_password', 20, 3);

    744. 

  744.        $print_error = ($si_captcha_opt['si_captcha_error_error'] != '') ? $si_captcha_opt['si_captcha_error_error'] : __('ERROR', 'si-captcha');

    745. 

  745.        return new WP_Error('captcha_error', "<strong>$print_error</strong>: $validate_result");

    746. 

  746. 

    747. 

  747.     }

    748. 

  748.    // end si captcha check

    749. 

  749. 

    750. 

  750. 		$userdata = get_user_by('login', $username);

    751. 

  751. 

    752. 

  752. 		if ( !$userdata ) {

    753. 

  753. 			return new WP_Error('invalid_username', sprintf(__('<strong>ERROR</strong>: Invalid username. <a href="%s" title="Password Lost and Found">Lost your password</a>?'), site_url('wp-login.php?action=lostpassword', 'login')));

    754. 

  754. 		}

    755. 

  755. 

    756. 

  756.    // for WP 3.0+ ONLY!

    757. 

  757.    if( version_compare($wp_version,'3','>=') ) { // wp 3.0 +

    758. 

  758.      if ( is_multisite() ) {

    759. 

  759. 		// Is user marked as spam?

    760. 

  760. 		if ( 1 == $userdata->spam)

    761. 

  761. 			return new WP_Error('invalid_username', __('<strong>ERROR</strong>: Your account has been marked as a spammer.'));

    762. 

  762. 

    763. 

  763. 		// Is a user's blog marked as spam?

    764. 

  764. 		if ( !is_super_admin( $userdata->ID ) && isset($userdata->primary_blog) ) {

    765. 

  765. 			$details = get_blog_details( $userdata->primary_blog );

    766. 

  766. 			if ( is_object( $details ) && $details->spam == 1 )

    767. 

  767. 				return new WP_Error('blog_suspended', __('Site Suspended.'));

    768. 

  768. 		}

    769. 

  769. 	}

    770. 

  770.    }

    771. 

  771. 		$userdata = apply_filters('wp_authenticate_user', $userdata, $password);

    772. 

  772. 		if ( is_wp_error($userdata) ) {

    773. 

  773. 			return $userdata;

    774. 

  774. 		}

    775. 

  775. 

    776. 

  776. 		if ( !wp_check_password($password, $userdata->user_pass, $userdata->ID) ) {

    777. 

  777. 			return new WP_Error('incorrect_password', sprintf(__('<strong>ERROR</strong>: Incorrect password. <a href="%s" title="Password Lost and Found">Lost your password</a>?'), site_url('wp-login.php?action=lostpassword', 'login')));

    778. 

  778. 		}

    779. 

  779. 

    780. 

  780. 		$user =  new WP_User($userdata->ID);

    781. 

  781. 		return $user;

    782. 

  782. } // end function si_wp_authenticate_username_password

    783. 

  783. 

    784. 

  784. 

    785. 

  785. // check the honeypot trap for spam bots

    786. 

  786. // hidden empty field honyepot trap for spam bots

    787. 

  787. function si_captcha_check_honeypot($form_id = 'com') {

    788. 

  788.       global $si_captcha_opt;

    789. 

  789. 

    790. 

  790.       if ($si_captcha_opt['si_captcha_honeypot_enable'] == 'false')

    791. 

  791.            return 'ok';

    792. 

  792. 

    793. 

  793.     // validate hidden honeypot field

    794. 

  794.     if( isset($_POST["email_$form_id"]) && trim($_POST["email_$form_id"]) != '')

    795. 

  795.          return 'failed honeypot';

    796. 

  796. 

    797. 

  797.       return 'ok';

    798. 

  798. 

    799. 

  799. }  //  end function si_captcha_check_honeypot

    800. 

  800. 

    801. 

  801. // check if the posted capcha code was valid

    802. 

  802. function si_captcha_validate_code($form_id = 'com', $unlink = 'unlink') {

    803. 

  803.        global $si_captcha_dir, $si_captcha_dir_ns, $si_captcha_opt;

    804. 

  804. 

    805. 

  805.   if (isset($_REQUEST['action']) &&  $_REQUEST['action'] == 'lostpassword' && $form_id == 'log')

    806. 

  806.         return 'valid';  // fixes lostpassword page because add_filter('login_errors' is also being called before

    807. 

  807. 

    808. 

  808.   if (isset($_POST['captcha_code']) && empty($_POST['captcha_code']))

    809. 

  809.         return ($si_captcha_opt['si_captcha_error_empty'] != '') ? $si_captcha_opt['si_captcha_error_empty'] : __('Empty CAPTCHA', 'si-captcha');

    810. 

  810. 

    811. 

  811.   if($si_captcha_opt['si_captcha_enable_session'] != 'true') {

    812. 

  812.    //captcha without sessions

    813. 

  813.       if (empty($_POST['captcha_code']) || $_POST['captcha_code'] == '') {

    814. 

  814.          return ($si_captcha_opt['si_captcha_error_empty'] != '') ? $si_captcha_opt['si_captcha_error_empty'] : __('Empty CAPTCHA', 'si-captcha');

    815. 

  815.       }else if (!isset($_POST["si_code_$form_id"]) || empty($_POST["si_code_$form_id"])) {

    816. 

  816.           return ($si_captcha_opt['si_captcha_error_token'] != '') ? $si_captcha_opt['si_captcha_error_token'] : __('Missing CAPTCHA token', 'si-captcha');

    817. 

  817.       }else{

    818. 

  818.          $prefix = 'xxxxxx';

    819. 

  819.          if ( isset($_POST["si_code_$form_id"]) && is_string($_POST["si_code_$form_id"]) && preg_match('/^[a-zA-Z0-9]{15,17}$/',$_POST["si_code_$form_id"]) ){

    820. 

  820.            $prefix = $_POST["si_code_$form_id"];

    821. 

  821.          }

    822. 

  822.          if ( is_readable( $si_captcha_dir_ns . $prefix . '.php' ) ) {

    823. 

  823. 			include( $si_captcha_dir_ns . $prefix . '.php' );

    824. 

  824. 			if ( 0 == strcasecmp( trim(strip_tags($_POST['captcha_code'])), $captcha_word ) ) {

    825. 

  825.               // captcha was matched

    826. 

  826.              if($unlink == 'unlink')

    827. 

  827.                 @unlink ($si_captcha_dir_ns . $prefix . '.php');

    828. 

  828.                    // empty field honyepot trap for spam bots

    829. 

  829.                    $hp_check = $this->si_captcha_check_honeypot("$form_id");

    830. 

  830.                    if($hp_check != 'ok')

    831. 

  831.                       return ($si_captcha_opt['si_captcha_error_spambot'] != '') ? $si_captcha_opt['si_captcha_error_spambot'] : __('Possible spam bot', 'si-captcha');

    832. 

  832.               return 'valid';

    833. 

  833. 			} else {

    834. 

  834.                return ($si_captcha_opt['si_captcha_error_incorrect'] != '') ? $si_captcha_opt['si_captcha_error_incorrect'] : __('Wrong CAPTCHA', 'si-captcha');

    835. 

  835.             }

    836. 

  836. 	     } else {

    837. 

  837.            return ($si_captcha_opt['si_captcha_error_unreadable'] != '') ? $si_captcha_opt['si_captcha_error_unreadable'] : __('Unreadable CAPTCHA token file', 'si-captcha');

    838. 

  838.            //$this->si_captcha_token_error();

    839. 

  839. 	    }

    840. 

  840. 	  }

    841. 

  841. 

    842. 

  842.   }else{

    843. 

  843.    //captcha with PHP sessions

    844. 

  844.    if (!isset($_SESSION["securimage_code_si_$form_id"]) || empty($_SESSION["securimage_code_si_$form_id"])) {

    845. 

  845.           return ($si_captcha_opt['si_captcha_error_cookie'] != '') ? $si_captcha_opt['si_captcha_error_cookie'] : __('Unreadable CAPTCHA cookie', 'si-captcha');

    846. 

  846. 

    847. 

  847.    }else{

    848. 

  848. 

    849. 

  849.       $captcha_code = trim(strip_tags($_POST['captcha_code']));

    850. 

  850. 

    851. 

  851.       require_once "$si_captcha_dir/securimage.php";

    852. 

  852.       $img = new Securimage_si();

    853. 

  853.       $img->form_id = $form_id; // makes compatible with multi-forms on same page

    854. 

  854.       $valid = $img->check("$captcha_code");

    855. 

  855.       // Check, that the right CAPTCHA password has been entered, display an error message otherwise.

    856. 

  856.       if($valid == true) {

    857. 

  857.            // empty field honyepot trap for spam bots

    858. 

  858.            $hp_check= $this->si_captcha_check_honeypot("$form_id");

    859. 

  859.            if($hp_check != 'ok')

    860. 

  860.                 return ($si_captcha_opt['si_captcha_error_spambot'] != '') ? $si_captcha_opt['si_captcha_error_spambot'] : __('Possible spam bot', 'si-captcha');

    861. 

  861.           // ok can continue

    862. 

  862.           return 'valid';

    863. 

  863.       } else {

    864. 

  864.           return ($si_captcha_opt['si_captcha_error_incorrect'] != '') ? $si_captcha_opt['si_captcha_error_incorrect'] : __('Wrong CAPTCHA', 'si-captcha');

    865. 

  865.       }

    866. 

  866.    }

    867. 

  867.   }

    868. 

  868. 

    869. 

  869. } // end function si_captcha_validate_code

    870. 

  870. 

    871. 

  871. // displays the CAPTCHA in the forms

    872. 

  872. function si_captcha_captcha_html($label = 'si_image', $form_id = 'com', $no_echo = false) {

    873. 

  873.   global $si_captcha_url, $si_captcha_dir, $si_captcha_url_ns, $si_captcha_dir_ns, $si_captcha_opt;

    874. 

  874. 

    875. 

  875.   $capt_disable_sess = 0;

    876. 

  876.    if ($si_captcha_opt['si_captcha_enable_session'] != 'true')

    877. 

  877.      $capt_disable_sess = 1;

    878. 

  878. 

    879. 

  879.   // url for no session captcha image

    880. 

  880.   $securimage_show_url = $si_captcha_url .'/securimage_show.php?';

    881. 

  881.   $securimage_size = 'width="175" height="60"';

    882. 

  882.   if($si_captcha_opt['si_captcha_captcha_small'] == 'true' || $label == 'si_image_side_login' ) {

    883. 

  883.     $securimage_show_url .= 'si_sm_captcha=1&amp;';

    884. 

  884.     $securimage_size = 'width="132" height="45"';

    885. 

  885.   }

    886. 

  886. 

    887. 

  887.   $parseUrl = parse_url($si_captcha_url);

    888. 

  888.   $securimage_url = $parseUrl['path'];

    889. 

  889. 

    890. 

  890.   $securimage_show_url .= 'si_form_id=' .$form_id;

    891. 

  891. 

    892. 

  892.   if($capt_disable_sess) {

    893. 

  893.      // clean out old captcha no session temp files

    894. 

  894.     $this->si_captcha_clean_temp_dir($si_captcha_dir_ns, 30);

    895. 

  895.     // pick new prefix token

    896. 

  896.     $prefix_length = 16;

    897. 

  897.     $prefix_characters = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXTZabcdefghiklmnopqrstuvwxyz';

    898. 

  898.     $prefix = '';

    899. 

  899.     $prefix_count = strlen($prefix_characters);

    900. 

  900.     while ($prefix_length--) {

    901. 

  901.         $prefix .= $prefix_characters[mt_rand(0, $prefix_count-1)];

    902. 

  902.     }

    903. 

  903.     $securimage_show_rf_url = $securimage_show_url . '&amp;prefix=';

    904. 

  904.     $securimage_show_url .= '&amp;prefix='.$prefix;

    905. 

  905.   }

    906. 

  906. 

    907. 

  907.   $si_html = '';

    908. 

  908. 

    909. 

  909.    if($si_captcha_opt['si_captcha_honeypot_enable'] == 'true' ) {

    910. 

  910.       // hidden empty honeypot field

    911. 

  911.       $si_html .= '

    912. 

  912.         <div style="display:none;">

    913. 

  913.           <label for="email_'.$form_id.'"><small>'.__('Leave this field empty', 'si-captcha').'</small></label>

    914. 

  914.           <input type="text" name="email_'.$form_id.'" id="email_'.$form_id.'" value="" />

    915. 

  915.         </div>

    916. 

  916. ';

    917. 

  917.   }

    918. 

  918. 

    919. 

  919.   $si_html .= '<img id="'.$label.'" class="si-captcha" src="'.$securimage_show_url.'" '.$securimage_size.' alt="';

    920. 

  920.   $si_html .= ($si_captcha_opt['si_captcha_tooltip_captcha'] != '') ? esc_attr( $si_captcha_opt['si_captcha_tooltip_captcha'] ) : esc_attr(__('CAPTCHA Image', 'si-captcha'));

    921. 

  921.   $si_html .= '" title="';

    922. 

  922.   $si_html .= ($si_captcha_opt['si_captcha_tooltip_captcha'] != '') ? esc_attr( $si_captcha_opt['si_captcha_tooltip_captcha'] ) : esc_attr(__('CAPTCHA Image', 'si-captcha'));

    923. 

  923.   $si_html .= '" />'."\n";

    924. 

  924.   if($capt_disable_sess) {

    925. 

  925.         $si_html .= '    <input id="si_code_'.$form_id.'" name="si_code_'.$form_id.'" type="hidden"  value="'.$prefix.'" />'."\n";

    926. 

  926.   }

    927. 

  927. 

    928. 

  928.   $si_html .= '    <div id="si_refresh_'.$form_id.'">'."\n";

    929. 

  929.   $si_html .= '<a href="#" rel="nofollow" title="';

    930. 

  930.   $si_html .= ($si_captcha_opt['si_captcha_tooltip_refresh'] != '') ? esc_attr( $si_captcha_opt['si_captcha_tooltip_refresh'] ) : esc_attr(__('Refresh Image', 'si-captcha'));

    931. 

  931.   if($capt_disable_sess) {

    932. 

  932.     $si_html .= '" onclick="si_captcha_refresh(\''.$label.'\',\''.$form_id.'\',\''.$securimage_url.'\',\''.$securimage_show_rf_url.'\'); return false;">'."\n";

    933. 

  933.   }else{

    934. 

  934.     $si_html .= '" onclick="document.getElementById(\''.$label.'\').src = \''.$securimage_show_url.'&amp;sid=\''.' + Math.random(); return false;">'."\n";

    935. 

  935.   }

    936. 

  936.   $si_html .= '      <img class="captchaImgRefresh" src="'.$si_captcha_url.'/images/refresh.png" width="22" height="20" alt="';

    937. 

  937.   $si_html .= ($si_captcha_opt['si_captcha_tooltip_refresh'] != '') ? esc_attr( $si_captcha_opt['si_captcha_tooltip_refresh'] ) : esc_attr(__('Refresh Image', 'si-captcha'));

    938. 

  938.   $si_html .= '" onclick="this.blur();" /></a>

    939. 

  939.   </div>

    940. 

  940.   ';

    941. 

  941. 

    942. 

  942.   if ( $no_echo ) return $si_html;

    943. 

  943.   echo $si_html;

    944. 

  944. 

    945. 

  945. } // end function si_captcha_captcha_html

    946. 

  946. 

    947. 

  947. function si_captcha_plugin_action_links( $links, $file ) {

    948. 

  948.     //Static so we don't call plugin_basename on every plugin row.

    949. 

  949. 	static $this_plugin;

    950. 

  950. 	if ( ! $this_plugin ) $this_plugin = plugin_basename(__FILE__);

    951. 

  951. 

    952. 

  952. 	if ( $file == $this_plugin ){

    953. 

  953. 	     $settings_link = '<a href="plugins.php?page=si-captcha-for-wordpress/si-captcha.php">' . __('Settings', 'si-captcha') . '</a>';

    954. 

  954. 	     array_unshift( $links, $settings_link );

    955. 

  955.     }

    956. 

  956. 	return $links;

    957. 

  957. } // end function si_captcha_plugin_action_links

    958. 

  958. 

    959. 

  959. function si_captcha_init() {

    960. 

  960.    global $wpmu;

    961. 

  961. 

    962. 

  962.   if (function_exists('load_plugin_textdomain')) {

    963. 

  963.      if ($wpmu == 1) {

    964. 

  964.           load_plugin_textdomain('si-captcha', false, dirname(plugin_basename(__FILE__)).'/si-captcha-for-wordpress/languages' );

    965. 

  965.      } else {

    966. 

  966.           load_plugin_textdomain('si-captcha', false, dirname(plugin_basename(__FILE__)).'/languages' );

    967. 

  967.      }

    968. 

  968.   }

    969. 

  969. 

    970. 

  970. } // end function si_captcha_init

    971. 

  971. 

    972. 

  972. function si_captcha_start_session() {

    973. 

  973. 

    974. 

  974.    // a PHP session cookie is set so that the captcha can be remembered and function

    975. 

  975.   // this has to be set before any header output

    976. 

  976.    //echo "before starting session si captcha";

    977. 

  977.   if( !isset( $_SESSION ) ) { // play nice with other plugins

    978. 

  978.    if ( !defined('XMLRPC_REQUEST') ) { // buddypress fix

    979. 

  979.       //set the $_SESSION cookie into HTTPOnly mode for better security

    980. 

  980.       if (version_compare(PHP_VERSION, '5.2.0') >= 0)  // supported on PHP version 5.2.0  and higher

    981. 

  981.         @ini_set("session.cookie_httponly", 1);

    982. 

  982.       session_cache_limiter ('private, must-revalidate');

    983. 

  983.       session_start();

    984. 

  984.       //echo "session started si captcha";

    985. 

  985.    }

    986. 

  986.   }

    987. 

  987. 

    988. 

  988. } // function si_captcha_start_session

    989. 

  989. 

    990. 

  990. // needed for making temp directories for attachments and captcha session files

    991. 

  991. function si_captcha_init_temp_dir($dir) {

    992. 

  992.     $dir = trailingslashit( $dir );

    993. 

  993.     // make the temp directory

    994. 

  994. 	wp_mkdir_p( $dir );

    995. 

  995. 	//@chmod( $dir, 0733 );

    996. 

  996. 	$htaccess_file = $dir . '.htaccess';

    997. 

  997. 	if ( !file_exists( $htaccess_file ) ) {

    998. 

  998. 	   if ( $handle = @fopen( $htaccess_file, 'w' ) ) {

    999. 

  999. 		   fwrite( $handle, "Deny from all\n" );

    1000. 

  1000. 		   fclose( $handle );

    1001. 

  1001. 	   }

    1002. 

  1002.     }

    1003. 

  1003.     $php_file = $dir . 'index.php';

    1004. 

  1004. 	if ( !file_exists( $php_file ) ) {

    1005. 

  1005.        	if ( $handle = @fopen( $php_file, 'w' ) ) {

    1006. 

  1006. 		   fwrite( $handle, '<?php //do not delete ?>' );

    1007. 

  1007. 		   fclose( $handle );

    1008. 

  1008.      	}

    1009. 

  1009. 	}

    1010. 

  1010. } // end function si_captcha_init_temp_dir

    1011. 

  1011. 

    1012. 

  1012. // needed for emptying temp directories for attachments and captcha session files

    1013. 

  1013. function si_captcha_clean_temp_dir($dir, $minutes = 60) {

    1014. 

  1014.     // deletes all files over xx minutes old in a temp directory

    1015. 

  1015.   	if ( ! is_dir( $dir ) || ! is_readable( $dir ) || ! is_writable( $dir ) )

    1016. 

  1016. 		return false;

    1017. 

  1017. 

    1018. 

  1018. 	$count = 0;

    1019. 

  1019. 	if ( $handle = @opendir( $dir ) ) {

    1020. 

  1020. 		while ( false !== ( $file = readdir( $handle ) ) ) {

    1021. 

  1021. 			if ( $file == '.' || $file == '..' || $file == '.htaccess' || $file == 'index.php')

    1022. 

  1022. 				continue;

    1023. 

  1023. 

    1024. 

  1024. 			$stat = @stat( $dir . $file );

    1025. 

  1025. 			if ( ( $stat['mtime'] + $minutes * 60 ) < time() ) {

    1026. 

  1026. 			    @unlink( $dir . $file );

    1027. 

  1027. 				$count += 1;

    1028. 

  1028. 			}

    1029. 

  1029. 		}

    1030. 

  1030. 		closedir( $handle );

    1031. 

  1031. 	}

    1032. 

  1032. 	return $count;

    1033. 

  1033. }

    1034. 

  1034. 

    1035. 

  1035. // functions for form vars

    1036. 

  1036. function si_stripslashes($string) {

    1037. 

  1037.         //if (get_magic_quotes_gpc()) {

    1038. 

  1038.         // wordpress always needs stripslashes

    1039. 

  1039.                 return stripslashes($string);

    1040. 

  1040.         //} else {

    1041. 

  1041.                 //return $string;

    1042. 

  1042.        // }

    1043. 

  1043. } // end function si_stripslashes

    1044. 

  1044. 

    1045. 

  1045. function si_captcha_convert_css($string,$css) {

    1046. 

  1046.     global $si_captcha_option_defaults;

    1047. 

  1047.     if( preg_match("/^style=\"(.*)\"$/i", $string, $matches) ){

    1048. 

  1048.       return $matches[1];

    1049. 

  1049.     }

    1050. 

  1050.     if( preg_match("/^class=\"(.*)\"$/i", $string) ){

    1051. 

  1051.       return (isset($si_captcha_option_defaults[$css])) ? $si_captcha_option_defaults[$css] : $string;

    1052. 

  1052.     }

    1053. 

  1053.     return $string;

    1054. 

  1054. 

    1055. 

  1055. } // end function si_captcha_convert_css

    1056. 

  1056. 

    1057. 

  1057. function si_captcha_admin_head() {

    1058. 

  1058.  // only load this header stuff on the admin settings page

    1059. 

  1059. if(isset($_GET['page']) && is_string($_GET['page']) && preg_match('/si-captcha.php$/',$_GET['page']) ) {

    1060. 

  1060. ?>

    1061. 

  1061. <!-- begin SI CAPTCHA Anti-Spam - admin settings page header code -->

    1062. 

  1062. <style type="text/css">

    1063. 

  1063. div.si-star-holder { position: relative; height:19px; width:100px; font-size:19px;}

    1064. 

  1064. div.si-star {height: 100%; position:absolute; top:0px; left:0px; background-color: transparent; letter-spacing:1ex; border:none;}

    1065. 

  1065. .si-star1 {width:20%;} .si-star2 {width:40%;} .si-star3 {width:60%;} .si-star4 {width:80%;} .si-star5 {width:100%;}

    1066. 

  1066. .si-star.si-star-rating {background-color: #fc0;}

    1067. 

  1067. .si-star img{display:block; position:absolute; right:0px; border:none; text-decoration:none;}

    1068. 

  1068. div.si-star img {width:19px; height:19px; border-left:1px solid #fff; border-right:1px solid #fff;}

    1069. 

  1069. .si-notice{background-color:#ffffe0;border-color:#e6db55;border-width:1px;border-style:solid;padding:5px;margin:5px 5px 20px;-moz-border-radius:3px;-khtml-border-radius:3px;-webkit-border-radius:3px;border-radius:3px;}

    1070. 

  1070. .fscf_left {clear:left; float:left;}

    1071. 

  1071. .fscf_img {margin:0 10px 10px 0;}

    1072. 

  1072. .fscf_tip {text-align:left; display:none;color:#006B00;padding:5px;}

    1073. 

  1073. </style>

    1074. 

  1074. <!-- end SI CAPTCHA Anti-Spam - admin settings page header code -->

    1075. 

  1075. <?php

    1076. 

  1076.   } // end if(isset($_GET['page'])

    1077. 

  1077. 

    1078. 

  1078. }

    1079. 

  1079. 

    1080. 

  1080. function si_captcha_login_head(){

    1081. 

  1081.   global $si_captcha_opt;

    1082. 

  1082.   echo '<script type="text/javascript" src="'.plugins_url('si-captcha-for-wordpress/captcha/si_captcha.js?ver='.time()).'"></script>'."\n";

    1083. 

  1083. 

    1084. 

  1084.  // only load this css on the blog pages where login/register could be

    1085. 

  1085. if( $si_captcha_opt['si_captcha_external_style'] == 'true' )

    1086. 

  1086.   return;

    1087. 

  1087. 

    1088. 

  1088. ?>

    1089. 

  1089. <!-- begin SI CAPTCHA Anti-Spam - login/register form style -->

    1090. 

  1090. <style type="text/css">

    1091. 

  1091. div#captchaImgDiv { <?php echo $this->si_captcha_convert_css($si_captcha_opt['si_captcha_captcha_div_style'],'si_captcha_captcha_div_style'); ?> }

    1092. 

  1092. .captchaSizeDivSmall { <?php echo $this->si_captcha_convert_css($si_captcha_opt['si_captcha_captcha_div_style_sm'],'si_captcha_captcha_div_style_sm'); ?> }

    1093. 

  1093. .captchaSizeDivLarge { <?php echo $this->si_captcha_convert_css($si_captcha_opt['si_captcha_captcha_div_style_m'],'si_captcha_captcha_div_style_m'); ?> }

    1094. 

  1094. img#si_image_com,#si_image_reg,#si_image_log,#si_image_side_login { <?php echo $this->si_captcha_convert_css($si_captcha_opt['si_captcha_captcha_image_style'],'si_captcha_captcha_image_style'); ?> }

    1095. 

  1095. .captchaImgRefresh { <?php echo $this->si_captcha_convert_css($si_captcha_opt['si_captcha_refresh_image_style'],'si_captcha_refresh_image_style'); ?> }

    1096. 

  1096. div#captchaInputDiv { <?php echo $this->si_captcha_convert_css($si_captcha_opt['si_captcha_captcha_input_div_style'],'si_captcha_captcha_input_div_style'); ?> }

    1097. 

  1097. label#captcha_code_label { <?php echo $this->si_captcha_convert_css($si_captcha_opt['si_captcha_comment_label_style'],'si_captcha_comment_label_style'); ?> }

    1098. 

  1098. input#captcha_code { <?php echo $this->si_captcha_convert_css($si_captcha_opt['si_captcha_comment_field_style'],'si_captcha_comment_field_style'); ?> }

    1099. 

  1099. </style>

    1100. 

  1100. <!-- end SI CAPTCHA Anti-Spam - login/register form style -->

    1101. 

  1101. <?php

    1102. 

  1102. }

    1103. 

  1103. 

    1104. 

  1104. function si_captcha_add_css(){

    1105. 

  1105.    global $si_captcha_opt, $si_captcha_add_script;

    1106. 

  1106. 

    1107. 

  1107.    if (!$si_captcha_add_script)

    1108. 

  1108.       return;

    1109. 

  1109. 

    1110. 

  1110.   // only load this css on the blog pages where the captcha could be

    1111. 

  1111.   wp_enqueue_script('jquery');

    1112. 

  1112. if( $si_captcha_opt['si_captcha_external_style'] != 'true' ) {

    1113. 

  1113. ?>

    1114. 

  1114. <script type="text/javascript">

    1115. 

  1115. //<![CDATA[

    1116. 

  1116. var si_captcha_styles = "\

    1117. 

  1117. <!-- begin SI CAPTCHA Anti-Spam - comment form style -->\

    1118. 

  1118. <style type='text/css'>\

    1119. 

  1119. div#captchaImgDiv { <?php echo $this->si_captcha_convert_css($si_captcha_opt['si_captcha_captcha_div_style'],'si_captcha_captcha_div_style'); ?> }\

    1120. 

  1120. .captchaSizeDivSmall { <?php echo $this->si_captcha_conv…
    1121.

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