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PHP Cross Reference of Wordpress 2.9.1 |
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1 <?php 2 /* 3 Plugin Name: Akismet 4 Plugin URI: http://akismet.com/ 5 Description: Akismet checks your comments against the Akismet web service to see if they look like spam or not. You need a <a href="http://akismet.com/get/">WordPress.com API key</a> to use it. You can review the spam it catches under "Comments." To show off your Akismet stats just put <code><?php akismet_counter(); ?></code> in your template. See also: <a href="http://wordpress.org/extend/plugins/stats/">WP Stats plugin</a>. 6 Version: 2.2.7 7 Author: Matt Mullenweg 8 Author URI: http://ma.tt/ 9 */ 10 11 define('AKISMET_VERSION', '2.2.7'); 12 13 // If you hardcode a WP.com API key here, all key config screens will be hidden 14 if ( defined('WPCOM_API_KEY') ) 15 $wpcom_api_key = constant('WPCOM_API_KEY'); 16 else 17 $wpcom_api_key = ''; 18 19 function akismet_init() { 20 global $wpcom_api_key, $akismet_api_host, $akismet_api_port; 21 22 if ( $wpcom_api_key ) 23 $akismet_api_host = $wpcom_api_key . '.rest.akismet.com'; 24 else 25 $akismet_api_host = get_option('wordpress_api_key') . '.rest.akismet.com'; 26 27 $akismet_api_port = 80; 28 add_action('admin_menu', 'akismet_config_page'); 29 add_action('admin_menu', 'akismet_stats_page'); 30 akismet_admin_warnings(); 31 } 32 add_action('init', 'akismet_init'); 33 34 function akismet_admin_init() { 35 if ( function_exists( 'get_plugin_page_hook' ) ) 36 $hook = get_plugin_page_hook( 'akismet-stats-display', 'index.php' ); 37 else 38 $hook = 'dashboard_page_akismet-stats-display'; 39 add_action('admin_head-'.$hook, 'akismet_stats_script'); 40 } 41 add_action('admin_init', 'akismet_admin_init'); 42 43 if ( !function_exists('wp_nonce_field') ) { 44 function akismet_nonce_field($action = -1) { return; } 45 $akismet_nonce = -1; 46 } else { 47 function akismet_nonce_field($action = -1) { return wp_nonce_field($action); } 48 $akismet_nonce = 'akismet-update-key'; 49 } 50 51 if ( !function_exists('number_format_i18n') ) { 52 function number_format_i18n( $number, $decimals = null ) { return number_format( $number, $decimals ); } 53 } 54 55 function akismet_config_page() { 56 if ( function_exists('add_submenu_page') ) 57 add_submenu_page('plugins.php', __('Akismet Configuration'), __('Akismet Configuration'), 'manage_options', 'akismet-key-config', 'akismet_conf'); 58 59 } 60 61 function akismet_conf() { 62 global $akismet_nonce, $wpcom_api_key; 63 64 if ( isset($_POST['submit']) ) { 65 if ( function_exists('current_user_can') && !current_user_can('manage_options') ) 66 die(__('Cheatin’ uh?')); 67 68 check_admin_referer( $akismet_nonce ); 69 $key = preg_replace( '/[^a-h0-9]/i', '', $_POST['key'] ); 70 71 if ( empty($key) ) { 72 $key_status = 'empty'; 73 $ms[] = 'new_key_empty'; 74 delete_option('wordpress_api_key'); 75 } else { 76 $key_status = akismet_verify_key( $key ); 77 } 78 79 if ( $key_status == 'valid' ) { 80 update_option('wordpress_api_key', $key); 81 $ms[] = 'new_key_valid'; 82 } else if ( $key_status == 'invalid' ) { 83 $ms[] = 'new_key_invalid'; 84 } else if ( $key_status == 'failed' ) { 85 $ms[] = 'new_key_failed'; 86 } 87 88 if ( isset( $_POST['akismet_discard_month'] ) ) 89 update_option( 'akismet_discard_month', 'true' ); 90 else 91 update_option( 'akismet_discard_month', 'false' ); 92 } elseif ( isset($_POST['check']) ) { 93 akismet_get_server_connectivity(0); 94 } 95 96 if ( $key_status != 'valid' ) { 97 $key = get_option('wordpress_api_key'); 98 if ( empty( $key ) ) { 99 if ( $key_status != 'failed' ) { 100 if ( akismet_verify_key( '1234567890ab' ) == 'failed' ) 101 $ms[] = 'no_connection'; 102 else 103 $ms[] = 'key_empty'; 104 } 105 $key_status = 'empty'; 106 } else { 107 $key_status = akismet_verify_key( $key ); 108 } 109 if ( $key_status == 'valid' ) { 110 $ms[] = 'key_valid'; 111 } else if ( $key_status == 'invalid' ) { 112 delete_option('wordpress_api_key'); 113 $ms[] = 'key_empty'; 114 } else if ( !empty($key) && $key_status == 'failed' ) { 115 $ms[] = 'key_failed'; 116 } 117 } 118 119 $messages = array( 120 'new_key_empty' => array('color' => 'aa0', 'text' => __('Your key has been cleared.')), 121 'new_key_valid' => array('color' => '2d2', 'text' => __('Your key has been verified. Happy blogging!')), 122 'new_key_invalid' => array('color' => 'd22', 'text' => __('The key you entered is invalid. Please double-check it.')), 123 'new_key_failed' => array('color' => 'd22', 'text' => __('The key you entered could not be verified because a connection to akismet.com could not be established. Please check your server configuration.')), 124 'no_connection' => array('color' => 'd22', 'text' => __('There was a problem connecting to the Akismet server. Please check your server configuration.')), 125 'key_empty' => array('color' => 'aa0', 'text' => sprintf(__('Please enter an API key. (<a href="%s" style="color:#fff">Get your key.</a>)'), 'http://akismet.com/get/')), 126 'key_valid' => array('color' => '2d2', 'text' => __('This key is valid.')), 127 'key_failed' => array('color' => 'aa0', 'text' => __('The key below was previously validated but a connection to akismet.com can not be established at this time. Please check your server configuration.'))); 128 ?> 129 <?php if ( !empty($_POST['submit'] ) ) : ?> 130 <div id="message" class="updated fade"><p><strong><?php _e('Options saved.') ?></strong></p></div> 131 <?php endif; ?> 132 <div class="wrap"> 133 <h2><?php _e('Akismet Configuration'); ?></h2> 134 <div class="narrow"> 135 <form action="" method="post" id="akismet-conf" style="margin: auto; width: 400px; "> 136 <?php if ( !$wpcom_api_key ) { ?> 137 <p><?php printf(__('For many people, <a href="%1$s">Akismet</a> will greatly reduce or even completely eliminate the comment and trackback spam you get on your site. If one does happen to get through, simply mark it as "spam" on the moderation screen and Akismet will learn from the mistakes. If you don\'t have a WordPress.com account yet, you can get one at <a href="%2$s">Akismet.com</a>.'), 'http://akismet.com/', 'http://akismet.com/get/'); ?></p> 138 139 <?php akismet_nonce_field($akismet_nonce) ?> 140 <h3><label for="key"><?php _e('WordPress.com API Key'); ?></label></h3> 141 <?php foreach ( $ms as $m ) : ?> 142 <p style="padding: .5em; background-color: #<?php echo $messages[$m]['color']; ?>; color: #fff; font-weight: bold;"><?php echo $messages[$m]['text']; ?></p> 143 <?php endforeach; ?> 144 <p><input id="key" name="key" type="text" size="15" maxlength="12" value="<?php echo get_option('wordpress_api_key'); ?>" style="font-family: 'Courier New', Courier, mono; font-size: 1.5em;" /> (<?php _e('<a href="http://faq.wordpress.com/2005/10/19/api-key/">What is this?</a>'); ?>)</p> 145 <?php if ( $invalid_key ) { ?> 146 <h3><?php _e('Why might my key be invalid?'); ?></h3> 147 <p><?php _e('This can mean one of two things, either you copied the key wrong or that the plugin is unable to reach the Akismet servers, which is most often caused by an issue with your web host around firewalls or similar.'); ?></p> 148 <?php } ?> 149 <?php } ?> 150 <p><label><input name="akismet_discard_month" id="akismet_discard_month" value="true" type="checkbox" <?php if ( get_option('akismet_discard_month') == 'true' ) echo ' checked="checked" '; ?> /> <?php _e('Automatically discard spam comments on posts older than a month.'); ?></label></p> 151 <p class="submit"><input type="submit" name="submit" value="<?php _e('Update options »'); ?>" /></p> 152 </form> 153 154 <form action="" method="post" id="akismet-connectivity" style="margin: auto; width: 400px; "> 155 156 <h3><?php _e('Server Connectivity'); ?></h3> 157 <?php 158 $servers = akismet_get_server_connectivity(); 159 $fail_count = count($servers) - count( array_filter($servers) ); 160 if ( is_array($servers) && count($servers) > 0 ) { 161 // some connections work, some fail 162 if ( $fail_count > 0 && $fail_count < count($servers) ) { ?> 163 <p style="padding: .5em; background-color: #aa0; color: #fff; font-weight:bold;"><?php _e('Unable to reach some Akismet servers.'); ?></p> 164 <p><?php echo sprintf( __('A network problem or firewall is blocking some connections from your web server to Akismet.com. Akismet is working but this may cause problems during times of network congestion. Please contact your web host or firewall administrator and give them <a href="%s" target="_blank">this information about Akismet and firewalls</a>.'), 'http://blog.akismet.com/akismet-hosting-faq/'); ?></p> 165 <?php 166 // all connections fail 167 } elseif ( $fail_count > 0 ) { ?> 168 <p style="padding: .5em; background-color: #d22; color: #fff; font-weight:bold;"><?php _e('Unable to reach any Akismet servers.'); ?></p> 169 <p><?php echo sprintf( __('A network problem or firewall is blocking all connections from your web server to Akismet.com. <strong>Akismet cannot work correctly until this is fixed.</strong> Please contact your web host or firewall administrator and give them <a href="%s" target="_blank">this information about Akismet and firewalls</a>.'), 'http://blog.akismet.com/akismet-hosting-faq/'); ?></p> 170 <?php 171 // all connections work 172 } else { ?> 173 <p style="padding: .5em; background-color: #2d2; color: #fff; font-weight:bold;"><?php _e('All Akismet servers are available.'); ?></p> 174 <p><?php _e('Akismet is working correctly. All servers are accessible.'); ?></p> 175 <?php 176 } 177 } elseif ( !is_callable('fsockopen') ) { 178 ?> 179 <p style="padding: .5em; background-color: #d22; color: #fff; font-weight:bold;"><?php _e('Network functions are disabled.'); ?></p> 180 <p><?php echo sprintf( __('Your web host or server administrator has disabled PHP\'s <code>fsockopen</code> function. <strong>Akismet cannot work correctly until this is fixed.</strong> Please contact your web host or firewall administrator and give them <a href="%s" target="_blank">this information about Akismet\'s system requirements</a>.'), 'http://blog.akismet.com/akismet-hosting-faq/'); ?></p> 181 <?php 182 } else { 183 ?> 184 <p style="padding: .5em; background-color: #d22; color: #fff; font-weight:bold;"><?php _e('Unable to find Akismet servers.'); ?></p> 185 <p><?php echo sprintf( __('A DNS problem or firewall is preventing all access from your web server to Akismet.com. <strong>Akismet cannot work correctly until this is fixed.</strong> Please contact your web host or firewall administrator and give them <a href="%s" target="_blank">this information about Akismet and firewalls</a>.'), 'http://blog.akismet.com/akismet-hosting-faq/'); ?></p> 186 <?php 187 } 188 189 if ( !empty($servers) ) { 190 ?> 191 <table style="width: 100%;"> 192 <thead><th><?php _e('Akismet server'); ?></th><th><?php _e('Network Status'); ?></th></thead> 193 <tbody> 194 <?php 195 asort($servers); 196 foreach ( $servers as $ip => $status ) { 197 $color = ( $status ? '#2d2' : '#d22'); 198 ?> 199 <tr> 200 <td><?php echo htmlspecialchars($ip); ?></td> 201 <td style="padding: 0 .5em; font-weight:bold; color: #fff; background-color: <?php echo $color; ?>"><?php echo ($status ? __('No problems') : __('Obstructed') ); ?></td> 202 203 <?php 204 } 205 } 206 ?> 207 </tbody> 208 </table> 209 <p><?php if ( get_option('akismet_connectivity_time') ) echo sprintf( __('Last checked %s ago.'), human_time_diff( get_option('akismet_connectivity_time') ) ); ?></p> 210 <p class="submit"><input type="submit" name="check" value="<?php _e('Check network status »'); ?>" /></p> 211 </form> 212 213 </div> 214 </div> 215 <?php 216 } 217 218 function akismet_stats_page() { 219 if ( function_exists('add_submenu_page') ) 220 add_submenu_page('index.php', __('Akismet Stats'), __('Akismet Stats'), 'manage_options', 'akismet-stats-display', 'akismet_stats_display'); 221 222 } 223 224 function akismet_stats_script() { 225 ?> 226 <script type="text/javascript"> 227 function resizeIframe() { 228 var height = document.documentElement.clientHeight; 229 height -= document.getElementById('akismet-stats-frame').offsetTop; 230 height += 100; // magic padding 231 232 document.getElementById('akismet-stats-frame').style.height = height +"px"; 233 234 }; 235 function resizeIframeInit() { 236 document.getElementById('akismet-stats-frame').onload = resizeIframe; 237 window.onresize = resizeIframe; 238 } 239 addLoadEvent(resizeIframeInit); 240 </script><?php 241 } 242 243 244 function akismet_stats_display() { 245 global $akismet_api_host, $akismet_api_port, $wpcom_api_key; 246 $blog = urlencode( get_option('home') ); 247 $url = "http://".akismet_get_key().".web.akismet.com/1.0/user-stats.php?blog={$blog}"; 248 ?> 249 <div class="wrap"> 250 <iframe src="<?php echo $url; ?>" width="100%" height="100%" frameborder="0" id="akismet-stats-frame"></iframe> 251 </div> 252 <?php 253 } 254 255 function akismet_get_key() { 256 global $wpcom_api_key; 257 if ( !empty($wpcom_api_key) ) 258 return $wpcom_api_key; 259 return get_option('wordpress_api_key'); 260 } 261 262 function akismet_verify_key( $key, $ip = null ) { 263 global $akismet_api_host, $akismet_api_port, $wpcom_api_key; 264 $blog = urlencode( get_option('home') ); 265 if ( $wpcom_api_key ) 266 $key = $wpcom_api_key; 267 $response = akismet_http_post("key=$key&blog=$blog", 'rest.akismet.com', '/1.1/verify-key', $akismet_api_port, $ip); 268 if ( !is_array($response) || !isset($response[1]) || $response[1] != 'valid' && $response[1] != 'invalid' ) 269 return 'failed'; 270 return $response[1]; 271 } 272 273 // Check connectivity between the WordPress blog and Akismet's servers. 274 // Returns an associative array of server IP addresses, where the key is the IP address, and value is true (available) or false (unable to connect). 275 function akismet_check_server_connectivity() { 276 global $akismet_api_host, $akismet_api_port, $wpcom_api_key; 277 278 $test_host = 'rest.akismet.com'; 279 280 // Some web hosts may disable one or both functions 281 if ( !is_callable('fsockopen') || !is_callable('gethostbynamel') ) 282 return array(); 283 284 $ips = gethostbynamel($test_host); 285 if ( !$ips || !is_array($ips) || !count($ips) ) 286 return array(); 287 288 $servers = array(); 289 foreach ( $ips as $ip ) { 290 $response = akismet_verify_key( akismet_get_key(), $ip ); 291 // even if the key is invalid, at least we know we have connectivity 292 if ( $response == 'valid' || $response == 'invalid' ) 293 $servers[$ip] = true; 294 else 295 $servers[$ip] = false; 296 } 297 298 return $servers; 299 } 300 301 // Check the server connectivity and store the results in an option. 302 // Cached results will be used if not older than the specified timeout in seconds; use $cache_timeout = 0 to force an update. 303 // Returns the same associative array as akismet_check_server_connectivity() 304 function akismet_get_server_connectivity( $cache_timeout = 86400 ) { 305 $servers = get_option('akismet_available_servers'); 306 if ( (time() - get_option('akismet_connectivity_time') < $cache_timeout) && $servers !== false ) 307 return $servers; 308 309 // There's a race condition here but the effect is harmless. 310 $servers = akismet_check_server_connectivity(); 311 update_option('akismet_available_servers', $servers); 312 update_option('akismet_connectivity_time', time()); 313 return $servers; 314 } 315 316 // Returns true if server connectivity was OK at the last check, false if there was a problem that needs to be fixed. 317 function akismet_server_connectivity_ok() { 318 // skip the check on WPMU because the status page is hidden 319 global $wpcom_api_key; 320 if ( $wpcom_api_key ) 321 return true; 322 $servers = akismet_get_server_connectivity(); 323 return !( empty($servers) || !count($servers) || count( array_filter($servers) ) < count($servers) ); 324 } 325 326 function akismet_admin_warnings() { 327 global $wpcom_api_key; 328 if ( !get_option('wordpress_api_key') && !$wpcom_api_key && !isset($_POST['submit']) ) { 329 function akismet_warning() { 330 echo " 331 <div id='akismet-warning' class='updated fade'><p><strong>".__('Akismet is almost ready.')."</strong> ".sprintf(__('You must <a href="%1$s">enter your WordPress.com API key</a> for it to work.'), "plugins.php?page=akismet-key-config")."</p></div> 332 "; 333 } 334 add_action('admin_notices', 'akismet_warning'); 335 return; 336 } elseif ( get_option('akismet_connectivity_time') && empty($_POST) && is_admin() && !akismet_server_connectivity_ok() ) { 337 function akismet_warning() { 338 echo " 339 <div id='akismet-warning' class='updated fade'><p><strong>".__('Akismet has detected a problem.')."</strong> ".sprintf(__('A server or network problem is preventing Akismet from working correctly. <a href="%1$s">Click here for more information</a> about how to fix the problem.'), "plugins.php?page=akismet-key-config")."</p></div> 340 "; 341 } 342 add_action('admin_notices', 'akismet_warning'); 343 return; 344 } 345 } 346 347 function akismet_get_host($host) { 348 // if all servers are accessible, just return the host name. 349 // if not, return an IP that was known to be accessible at the last check. 350 if ( akismet_server_connectivity_ok() ) { 351 return $host; 352 } else { 353 $ips = akismet_get_server_connectivity(); 354 // a firewall may be blocking access to some Akismet IPs 355 if ( count($ips) > 0 && count(array_filter($ips)) < count($ips) ) { 356 // use DNS to get current IPs, but exclude any known to be unreachable 357 $dns = (array)gethostbynamel( rtrim($host, '.') . '.' ); 358 $dns = array_filter($dns); 359 foreach ( $dns as $ip ) { 360 if ( array_key_exists( $ip, $ips ) && empty( $ips[$ip] ) ) 361 unset($dns[$ip]); 362 } 363 // return a random IP from those available 364 if ( count($dns) ) 365 return $dns[ array_rand($dns) ]; 366 367 } 368 } 369 // if all else fails try the host name 370 return $host; 371 } 372 373 // Returns array with headers in $response[0] and body in $response[1] 374 function akismet_http_post($request, $host, $path, $port = 80, $ip=null) { 375 global $wp_version; 376 377 $akismet_version = constant('AKISMET_VERSION'); 378 379 $http_request = "POST $path HTTP/1.0\r\n"; 380 $http_request .= "Host: $host\r\n"; 381 $http_request .= "Content-Type: application/x-www-form-urlencoded; charset=" . get_option('blog_charset') . "\r\n"; 382 $http_request .= "Content-Length: " . strlen($request) . "\r\n"; 383 $http_request .= "User-Agent: WordPress/$wp_version | Akismet/$akismet_version\r\n"; 384 $http_request .= "\r\n"; 385 $http_request .= $request; 386 387 $http_host = $host; 388 // use a specific IP if provided - needed by akismet_check_server_connectivity() 389 if ( $ip && long2ip(ip2long($ip)) ) { 390 $http_host = $ip; 391 } else { 392 $http_host = akismet_get_host($host); 393 } 394 395 $response = ''; 396 if( false != ( $fs = @fsockopen($http_host, $port, $errno, $errstr, 10) ) ) { 397 fwrite($fs, $http_request); 398 399 while ( !feof($fs) ) 400 $response .= fgets($fs, 1160); // One TCP-IP packet 401 fclose($fs); 402 $response = explode("\r\n\r\n", $response, 2); 403 } 404 return $response; 405 } 406 407 // filter handler used to return a spam result to pre_comment_approved 408 function akismet_result_spam( $approved ) { 409 // bump the counter here instead of when the filter is added to reduce the possibility of overcounting 410 if ( $incr = apply_filters('akismet_spam_count_incr', 1) ) 411 update_option( 'akismet_spam_count', get_option('akismet_spam_count') + $incr ); 412 return 'spam'; 413 } 414 415 function akismet_auto_check_comment( $comment ) { 416 global $akismet_api_host, $akismet_api_port; 417 418 $comment['user_ip'] = preg_replace( '/[^0-9., ]/', '', $_SERVER['REMOTE_ADDR'] ); 419 $comment['user_agent'] = $_SERVER['HTTP_USER_AGENT']; 420 $comment['referrer'] = $_SERVER['HTTP_REFERER']; 421 $comment['blog'] = get_option('home'); 422 $comment['blog_lang'] = get_locale(); 423 $comment['blog_charset'] = get_option('blog_charset'); 424 $comment['permalink'] = get_permalink($comment['comment_post_ID']); 425 426 $ignore = array( 'HTTP_COOKIE' ); 427 428 foreach ( $_SERVER as $key => $value ) 429 if ( !in_array( $key, $ignore ) && is_string($value) ) 430 $comment["$key"] = $value; 431 432 $query_string = ''; 433 foreach ( $comment as $key => $data ) 434 $query_string .= $key . '=' . urlencode( stripslashes($data) ) . '&'; 435 436 $response = akismet_http_post($query_string, $akismet_api_host, '/1.1/comment-check', $akismet_api_port); 437 if ( 'true' == $response[1] ) { 438 // akismet_spam_count will be incremented later by akismet_result_spam() 439 add_filter('pre_comment_approved', 'akismet_result_spam'); 440 441 do_action( 'akismet_spam_caught' ); 442 443 $post = get_post( $comment['comment_post_ID'] ); 444 $last_updated = strtotime( $post->post_modified_gmt ); 445 $diff = time() - $last_updated; 446 $diff = $diff / 86400; 447 448 if ( $post->post_type == 'post' && $diff > 30 && get_option( 'akismet_discard_month' ) == 'true' ) { 449 // akismet_result_spam() won't be called so bump the counter here 450 if ( $incr = apply_filters('akismet_spam_count_incr', 1) ) 451 update_option( 'akismet_spam_count', get_option('akismet_spam_count') + $incr ); 452 die; 453 } 454 } 455 akismet_delete_old(); 456 return $comment; 457 } 458 459 function akismet_delete_old() { 460 global $wpdb; 461 $now_gmt = current_time('mysql', 1); 462 $wpdb->query("DELETE FROM $wpdb->comments WHERE DATE_SUB('$now_gmt', INTERVAL 15 DAY) > comment_date_gmt AND comment_approved = 'spam'"); 463 $n = mt_rand(1, 5000); 464 if ( $n == 11 ) // lucky number 465 $wpdb->query("OPTIMIZE TABLE $wpdb->comments"); 466 } 467 468 function akismet_submit_nonspam_comment ( $comment_id ) { 469 global $wpdb, $akismet_api_host, $akismet_api_port, $current_user, $current_site; 470 $comment_id = (int) $comment_id; 471 472 $comment = $wpdb->get_row("SELECT * FROM $wpdb->comments WHERE comment_ID = '$comment_id'"); 473 if ( !$comment ) // it was deleted 474 return; 475 $comment->blog = get_option('home'); 476 $comment->blog_lang = get_locale(); 477 $comment->blog_charset = get_option('blog_charset'); 478 $comment->permalink = get_permalink($comment->comment_post_ID); 479 if ( is_object($current_user) ) { 480 $comment->reporter = $current_user->user_login; 481 } 482 if ( is_object($current_site) ) { 483 $comment->site_domain = $current_site->domain; 484 } 485 $query_string = ''; 486 foreach ( $comment as $key => $data ) 487 $query_string .= $key . '=' . urlencode( stripslashes($data) ) . '&'; 488 489 $response = akismet_http_post($query_string, $akismet_api_host, "/1.1/submit-ham", $akismet_api_port); 490 } 491 492 function akismet_submit_spam_comment ( $comment_id ) { 493 global $wpdb, $akismet_api_host, $akismet_api_port, $current_user, $current_site; 494 $comment_id = (int) $comment_id; 495 496 $comment = $wpdb->get_row("SELECT * FROM $wpdb->comments WHERE comment_ID = '$comment_id'"); 497 if ( !$comment ) // it was deleted 498 return; 499 if ( 'spam' != $comment->comment_approved ) 500 return; 501 $comment->blog = get_option('home'); 502 $comment->blog_lang = get_locale(); 503 $comment->blog_charset = get_option('blog_charset'); 504 $comment->permalink = get_permalink($comment->comment_post_ID); 505 if ( is_object($current_user) ) { 506 $comment->reporter = $current_user->user_login; 507 } 508 if ( is_object($current_site) ) { 509 $comment->site_domain = $current_site->domain; 510 } 511 $query_string = ''; 512 foreach ( $comment as $key => $data ) 513 $query_string .= $key . '=' . urlencode( stripslashes($data) ) . '&'; 514 515 $response = akismet_http_post($query_string, $akismet_api_host, "/1.1/submit-spam", $akismet_api_port); 516 } 517 518 add_action('wp_set_comment_status', 'akismet_submit_spam_comment'); 519 add_action('edit_comment', 'akismet_submit_spam_comment'); 520 add_action('preprocess_comment', 'akismet_auto_check_comment', 1); 521 522 function akismet_spamtoham( $comment ) { akismet_submit_nonspam_comment( $comment->comment_ID ); } 523 add_filter( 'comment_spam_to_approved', 'akismet_spamtoham' ); 524 525 // Total spam in queue 526 // get_option( 'akismet_spam_count' ) is the total caught ever 527 function akismet_spam_count( $type = false ) { 528 global $wpdb; 529 530 if ( !$type ) { // total 531 $count = wp_cache_get( 'akismet_spam_count', 'widget' ); 532 if ( false === $count ) { 533 if ( function_exists('wp_count_comments') ) { 534 $count = wp_count_comments(); 535 $count = $count->spam; 536 } else { 537 $count = (int) $wpdb->get_var("SELECT COUNT(comment_ID) FROM $wpdb->comments WHERE comment_approved = 'spam'"); 538 } 539 wp_cache_set( 'akismet_spam_count', $count, 'widget', 3600 ); 540 } 541 return $count; 542 } elseif ( 'comments' == $type || 'comment' == $type ) { // comments 543 $type = ''; 544 } else { // pingback, trackback, ... 545 $type = $wpdb->escape( $type ); 546 } 547 548 return (int) $wpdb->get_var("SELECT COUNT(comment_ID) FROM $wpdb->comments WHERE comment_approved = 'spam' AND comment_type='$type'"); 549 } 550 551 function akismet_spam_comments( $type = false, $page = 1, $per_page = 50 ) { 552 global $wpdb; 553 554 $page = (int) $page; 555 if ( $page < 2 ) 556 $page = 1; 557 558 $per_page = (int) $per_page; 559 if ( $per_page < 1 ) 560 $per_page = 50; 561 562 $start = ( $page - 1 ) * $per_page; 563 $end = $start + $per_page; 564 565 if ( $type ) { 566 if ( 'comments' == $type || 'comment' == $type ) 567 $type = ''; 568 else 569 $type = $wpdb->escape( $type ); 570 return $wpdb->get_results( "SELECT * FROM $wpdb->comments WHERE comment_approved = 'spam' AND comment_type='$type' ORDER BY comment_date DESC LIMIT $start, $end"); 571 } 572 573 // All 574 return $wpdb->get_results( "SELECT * FROM $wpdb->comments WHERE comment_approved = 'spam' ORDER BY comment_date DESC LIMIT $start, $end"); 575 } 576 577 // Totals for each comment type 578 // returns array( type => count, ... ) 579 function akismet_spam_totals() { 580 global $wpdb; 581 $totals = $wpdb->get_results( "SELECT comment_type, COUNT(*) AS cc FROM $wpdb->comments WHERE comment_approved = 'spam' GROUP BY comment_type" ); 582 $return = array(); 583 foreach ( $totals as $total ) 584 $return[$total->comment_type ? $total->comment_type : 'comment'] = $total->cc; 585 return $return; 586 } 587 588 function akismet_manage_page() { 589 global $wpdb, $submenu, $wp_db_version; 590 591 // WP 2.7 has its own spam management page 592 if ( 8645 <= $wp_db_version ) 593 return; 594 595 $count = sprintf(__('Akismet Spam (%s)'), akismet_spam_count()); 596 if ( isset( $submenu['edit-comments.php'] ) ) 597 add_submenu_page('edit-comments.php', __('Akismet Spam'), $count, 'moderate_comments', 'akismet-admin', 'akismet_caught' ); 598 elseif ( function_exists('add_management_page') ) 599 add_management_page(__('Akismet Spam'), $count, 'moderate_comments', 'akismet-admin', 'akismet_caught'); 600 } 601 602 function akismet_caught() { 603 global $wpdb, $comment, $akismet_caught, $akismet_nonce; 604 605 akismet_recheck_queue(); 606 if (isset($_POST['submit']) && 'recover' == $_POST['action'] && ! empty($_POST['not_spam'])) { 607 check_admin_referer( $akismet_nonce ); 608 if ( function_exists('current_user_can') && !current_user_can('moderate_comments') ) 609 die(__('You do not have sufficient permission to moderate comments.')); 610 611 $i = 0; 612 foreach ($_POST['not_spam'] as $comment): 613 $comment = (int) $comment; 614 if ( function_exists('wp_set_comment_status') ) 615 wp_set_comment_status($comment, 'approve'); 616 else 617 $wpdb->query("UPDATE $wpdb->comments SET comment_approved = '1' WHERE comment_ID = '$comment'"); 618 akismet_submit_nonspam_comment($comment); 619 ++$i; 620 endforeach; 621 $to = add_query_arg( 'recovered', $i, $_SERVER['HTTP_REFERER'] ); 622 wp_redirect( $to ); 623 exit; 624 } 625 if ('delete' == $_POST['action']) { 626 check_admin_referer( $akismet_nonce ); 627 if ( function_exists('current_user_can') && !current_user_can('moderate_comments') ) 628 die(__('You do not have sufficient permission to moderate comments.')); 629 630 $delete_time = $wpdb->escape( $_POST['display_time'] ); 631 $nuked = $wpdb->query( "DELETE FROM $wpdb->comments WHERE comment_approved = 'spam' AND '$delete_time' > comment_date_gmt" ); 632 wp_cache_delete( 'akismet_spam_count', 'widget' ); 633 $to = add_query_arg( 'deleted', 'all', $_SERVER['HTTP_REFERER'] ); 634 wp_redirect( $to ); 635 exit; 636 } 637 638 if ( isset( $_GET['recovered'] ) ) { 639 $i = (int) $_GET['recovered']; 640 echo '<div class="updated"><p>' . sprintf(__('%1$s comments recovered.'), $i) . "</p></div>"; 641 } 642 643 if (isset( $_GET['deleted'] ) ) 644 echo '<div class="updated"><p>' . __('All spam deleted.') . '</p></div>'; 645 646 if ( isset( $GLOBALS['submenu']['edit-comments.php'] ) ) 647 $link = 'edit-comments.php'; 648 else 649 $link = 'edit.php'; 650 ?> 651 <style type="text/css"> 652 .akismet-tabs { 653 list-style: none; 654 margin: 0; 655 padding: 0; 656 clear: both; 657 border-bottom: 1px solid #ccc; 658 height: 31px; 659 margin-bottom: 20px; 660 background: #ddd; 661 border-top: 1px solid #bdbdbd; 662 } 663 .akismet-tabs li { 664 float: left; 665 margin: 5px 0 0 20px; 666 } 667 .akismet-tabs a { 668 display: block; 669 padding: 4px .5em 3px; 670 border-bottom: none; 671 color: #036; 672 } 673 .akismet-tabs .active a { 674 background: #fff; 675 border: 1px solid #ccc; 676 border-bottom: none; 677 color: #000; 678 font-weight: bold; 679 padding-bottom: 4px; 680 } 681 #akismetsearch { 682 float: right; 683 margin-top: -.5em; 684 } 685 686 #akismetsearch p { 687 margin: 0; 688 padding: 0; 689 } 690 </style> 691 <div class="wrap"> 692 <h2><?php _e('Caught Spam') ?></h2> 693 <?php 694 $count = get_option( 'akismet_spam_count' ); 695 if ( $count ) { 696 ?> 697 <p><?php printf(__('Akismet has caught <strong>%1$s spam</strong> for you since you first installed it.'), number_format_i18n($count) ); ?></p> 698 <?php 699 } 700 701 $spam_count = akismet_spam_count(); 702 703 if ( 0 == $spam_count ) { 704 echo '<p>'.__('You have no spam currently in the queue. Must be your lucky day. :)').'</p>'; 705 echo '</div>'; 706 } else { 707 echo '<p>'.__('You can delete all of the spam from your database with a single click. This operation cannot be undone, so you may wish to check to ensure that no legitimate comments got through first. Spam is automatically deleted after 15 days, so don’t sweat it.').'</p>'; 708 ?> 709 <?php if ( !isset( $_POST['s'] ) ) { ?> 710 <form method="post" action="<?php echo attribute_escape( add_query_arg( 'noheader', 'true' ) ); ?>"> 711 <?php akismet_nonce_field($akismet_nonce) ?> 712 <input type="hidden" name="action" value="delete" /> 713 <?php printf(__('There are currently %1$s comments identified as spam.'), $spam_count); ?> <input type="submit" class="button delete" name="Submit" value="<?php _e('Delete all'); ?>" /> 714 <input type="hidden" name="display_time" value="<?php echo current_time('mysql', 1); ?>" /> 715 </form> 716 <?php } ?> 717 </div> 718 <div class="wrap"> 719 <?php if ( isset( $_POST['s'] ) ) { ?> 720 <h2><?php _e('Search'); ?></h2> 721 <?php } else { ?> 722 <?php echo '<p>'.__('These are the latest comments identified as spam by Akismet. If you see any mistakes, simply mark the comment as "not spam" and Akismet will learn from the submission. If you wish to recover a comment from spam, simply select the comment, and click Not Spam. After 15 days we clean out the junk for you.').'</p>'; ?> 723 <?php } ?> 724 <?php 725 if ( isset( $_POST['s'] ) ) { 726 $s = $wpdb->escape($_POST['s']); 727 $comments = $wpdb->get_results("SELECT * FROM $wpdb->comments WHERE 728 (comment_author LIKE '%$s%' OR 729 comment_author_email LIKE '%$s%' OR 730 comment_author_url LIKE ('%$s%') OR 731 comment_author_IP LIKE ('%$s%') OR 732 comment_content LIKE ('%$s%') ) AND 733 comment_approved = 'spam' 734 ORDER BY comment_date DESC"); 735 } else { 736 if ( isset( $_GET['apage'] ) ) 737 $page = (int) $_GET['apage']; 738 else 739 $page = 1; 740 741 if ( $page < 2 ) 742 $page = 1; 743 744 $current_type = false; 745 if ( isset( $_GET['ctype'] ) ) 746 $current_type = preg_replace( '|[^a-z]|', '', $_GET['ctype'] ); 747 748 $comments = akismet_spam_comments( $current_type, $page ); 749 $total = akismet_spam_count( $current_type ); 750 $totals = akismet_spam_totals(); 751 ?> 752 <ul class="akismet-tabs"> 753 <li <?php if ( !isset( $_GET['ctype'] ) ) echo ' class="active"'; ?>><a href="edit-comments.php?page=akismet-admin"><?php _e('All'); ?></a></li> 754 <?php 755 foreach ( $totals as $type => $type_count ) { 756 if ( 'comment' == $type ) { 757 $type = 'comments'; 758 $show = __('Comments'); 759 } else { 760 $show = ucwords( $type ); 761 } 762 $type_count = number_format_i18n( $type_count ); 763 $extra = $current_type === $type ? ' class="active"' : ''; 764 echo "<li $extra><a href='edit-comments.php?page=akismet-admin&ctype=$type'>$show ($type_count)</a></li>"; 765 } 766 do_action( 'akismet_tabs' ); // so plugins can add more tabs easily 767 ?> 768 </ul> 769 <?php 770 } 771 772 if ($comments) { 773 ?> 774 <form method="post" action="<?php echo attribute_escape("$link?page=akismet-admin"); ?>" id="akismetsearch"> 775 <p> <input type="text" name="s" value="<?php if (isset($_POST['s'])) echo attribute_escape($_POST['s']); ?>" size="17" /> 776 <input type="submit" class="button" name="submit" value="<?php echo attribute_escape(__('Search Spam »')) ?>" /> </p> 777 </form> 778 <?php if ( $total > 50 ) { 779 $total_pages = ceil( $total / 50 ); 780 $r = ''; 781 if ( 1 < $page ) { 782 $args['apage'] = ( 1 == $page - 1 ) ? '' : $page - 1; 783 $r .= '<a class="prev" href="' . clean_url(add_query_arg( $args )) . '">'. __('« Previous Page') .'</a>' . "\n"; 784 } 785 if ( ( $total_pages = ceil( $total / 50 ) ) > 1 ) { 786 for ( $page_num = 1; $page_num <= $total_pages; $page_num++ ) : 787 if ( $page == $page_num ) : 788 $r .= "<strong>$page_num</strong>\n"; 789 else : 790 $p = false; 791 if ( $page_num < 3 || ( $page_num >= $page - 3 && $page_num <= $page + 3 ) || $page_num > $total_pages - 3 ) : 792 $args['apage'] = ( 1 == $page_num ) ? '' : $page_num; 793 $r .= '<a class="page-numbers" href="' . clean_url(add_query_arg($args)) . '">' . ( $page_num ) . "</a>\n"; 794 $in = true; 795 elseif ( $in == true ) : 796 $r .= "...\n"; 797 $in = false; 798 endif; 799 endif; 800 endfor; 801 } 802 if ( ( $page ) * 50 < $total || -1 == $total ) { 803 $args['apage'] = $page + 1; 804 $r .= '<a class="next" href="' . clean_url(add_query_arg($args)) . '">'. __('Next Page »') .'</a>' . "\n"; 805 } 806 echo "<p>$r</p>"; 807 ?> 808 809 <?php } ?> 810 <form style="clear: both;" method="post" action="<?php echo attribute_escape( add_query_arg( 'noheader', 'true' ) ); ?>"> 811 <?php akismet_nonce_field($akismet_nonce) ?> 812 <input type="hidden" name="action" value="recover" /> 813 <ul id="spam-list" class="commentlist" style="list-style: none; margin: 0; padding: 0;"> 814 <?php 815 $i = 0; 816 foreach($comments as $comment) { 817 $i++; 818 $comment_date = mysql2date(get_option("date_format") . " @ " . get_option("time_format"), $comment->comment_date); 819 $post = get_post($comment->comment_post_ID); 820 $post_title = $post->post_title; 821 if ($i % 2) $class = 'class="alternate"'; 822 else $class = ''; 823 echo "\n\t<li id='comment-$comment->comment_ID' $class>"; 824 ?> 825 826 <p><strong><?php comment_author() ?></strong> <?php if ($comment->comment_author_email) { ?>| <?php comment_author_email_link() ?> <?php } if ($comment->comment_author_url && 'http://' != $comment->comment_author_url) { ?> | <?php comment_author_url_link() ?> <?php } ?>| <?php _e('IP:') ?> <a href="http://ws.arin.net/cgi-bin/whois.pl?queryinput=<?php comment_author_IP() ?>"><?php comment_author_IP() ?></a></p> 827 828 <?php comment_text() ?> 829 830 <p><label for="spam-<?php echo $comment->comment_ID; ?>"> 831 <input type="checkbox" id="spam-<?php echo $comment->comment_ID; ?>" name="not_spam[]" value="<?php echo $comment->comment_ID; ?>" /> 832 <?php _e('Not Spam') ?></label> — <?php comment_date('M j, g:i A'); ?> — [ 833 <?php 834 $post = get_post($comment->comment_post_ID); 835 $post_title = wp_specialchars( $post->post_title, 'double' ); 836 $post_title = ('' == $post_title) ? "# $comment->comment_post_ID" : $post_title; 837 ?> 838 <a href="<?php echo get_permalink($comment->comment_post_ID); ?>" title="<?php echo $post_title; ?>"><?php _e('View Post') ?></a> ] </p> 839 840 841 <?php 842 } 843 ?> 844 </ul> 845 <?php if ( $total > 50 ) { 846 $total_pages = ceil( $total / 50 ); 847 $r = ''; 848 if ( 1 < $page ) { 849 $args['apage'] = ( 1 == $page - 1 ) ? '' : $page - 1; 850 $r .= '<a class="prev" href="' . clean_url(add_query_arg( $args )) . '">'. __('« Previous Page') .'</a>' . "\n"; 851 } 852 if ( ( $total_pages = ceil( $total / 50 ) ) > 1 ) { 853 for ( $page_num = 1; $page_num <= $total_pages; $page_num++ ) : 854 if ( $page == $page_num ) : 855 $r .= "<strong>$page_num</strong>\n"; 856 else : 857 $p = false; 858 if ( $page_num < 3 || ( $page_num >= $page - 3 && $page_num <= $page + 3 ) || $page_num > $total_pages - 3 ) : 859 $args['apage'] = ( 1 == $page_num ) ? '' : $page_num; 860 $r .= '<a class="page-numbers" href="' . clean_url(add_query_arg($args)) . '">' . ( $page_num ) . "</a>\n"; 861 $in = true; 862 elseif ( $in == true ) : 863 $r .= "...\n"; 864 $in = false; 865 endif; 866 endif; 867 endfor; 868 } 869 if ( ( $page ) * 50 < $total || -1 == $total ) { 870 $args['apage'] = $page + 1; 871 $r .= '<a class="next" href="' . clean_url(add_query_arg($args)) . '">'. __('Next Page »') .'</a>' . "\n"; 872 } 873 echo "<p>$r</p>"; 874 } 875 ?> 876 <p class="submit"> 877 <input type="submit" name="submit" value="<?php echo attribute_escape(__('De-spam marked comments »')); ?>" /> 878 </p> 879 <p><?php _e('Comments you de-spam will be submitted to Akismet as mistakes so it can learn and get better.'); ?></p> 880 </form> 881 <?php 882 } else { 883 ?> 884 <p><?php _e('No results found.'); ?></p> 885 <?php } ?> 886 887 <?php if ( !isset( $_POST['s'] ) ) { ?> 888 <form method="post" action="<?php echo attribute_escape( add_query_arg( 'noheader', 'true' ) ); ?>"> 889 <?php akismet_nonce_field($akismet_nonce) ?> 890 <p><input type="hidden" name="action" value="delete" /> 891 <?php printf(__('There are currently %1$s comments identified as spam.'), $spam_count); ?> <input type="submit" name="Submit" class="button" value="<?php echo attribute_escape(__('Delete all')); ?>" /> 892 <input type="hidden" name="display_time" value="<?php echo current_time('mysql', 1); ?>" /></p> 893 </form> 894 <?php } ?> 895 </div> 896 <?php 897 } 898 } 899 900 add_action('admin_menu', 'akismet_manage_page'); 901 902 // WP < 2.5 903 function akismet_stats() { 904 if ( !function_exists('did_action') || did_action( 'rightnow_end' ) ) // We already displayed this info in the "Right Now" section 905 return; 906 if ( !$count = get_option('akismet_spam_count') ) 907 return; 908 $path = plugin_basename(__FILE__); 909 echo '<h3>'.__('Spam').'</h3>'; 910 global $submenu; 911 if ( isset( $submenu['edit-comments.php'] ) ) 912 $link = 'edit-comments.php'; 913 else 914 $link = 'edit.php'; 915 echo '<p>'.sprintf(__('<a href="%1$s">Akismet</a> has protected your site from <a href="%2$s">%3$s spam comments</a>.'), 'http://akismet.com/', clean_url("$link?page=akismet-admin"), number_format_i18n($count) ).'</p>'; 916 } 917 918 add_action('activity_box_end', 'akismet_stats'); 919 920 // WP 2.5+ 921 function akismet_rightnow() { 922 global $submenu, $wp_db_version; 923 924 if ( 8645 < $wp_db_version ) // 2.7 925 $link = 'edit-comments.php?comment_status=spam'; 926 elseif ( isset( $submenu['edit-comments.php'] ) ) 927 $link = 'edit-comments.php?page=akismet-admin'; 928 else 929 $link = 'edit.php?page=akismet-admin'; 930 931 if ( $count = get_option('akismet_spam_count') ) { 932 $intro = sprintf( __ngettext( 933 '<a href="%1$s">Akismet</a> has protected your site from %2$s spam comment already,', 934 '<a href="%1$s">Akismet</a> has protected your site from %2$s spam comments already,', 935 $count 936 ), 'http://akismet.com/', number_format_i18n( $count ) ); 937 } else { 938 $intro = sprintf( __('<a href="%1$s">Akismet</a> blocks spam from getting to your blog,'), 'http://akismet.com/' ); 939 } 940 941 if ( $queue_count = akismet_spam_count() ) { 942 $queue_text = sprintf( __ngettext( 943 'and there\'s <a href="%2$s">%1$s comment</a> in your spam queue right now.', 944 'and there are <a href="%2$s">%1$s comments</a> in your spam queue right now.', 945 $queue_count 946 ), number_format_i18n( $queue_count ), clean_url($link) ); 947 } else { 948 $queue_text = sprintf( __( "but there's nothing in your <a href='%1\$s'>spam queue</a> at the moment." ), clean_url($link) ); 949 } 950 951 $text = sprintf( _c( '%1$s %2$s|akismet_rightnow' ), $intro, $queue_text ); 952 953 echo "<p class='akismet-right-now'>$text</p>\n"; 954 } 955 956 add_action('rightnow_end', 'akismet_rightnow'); 957 958 // For WP <= 2.3.x 959 if ( 'moderation.php' == $pagenow ) { 960 function akismet_recheck_button( $page ) { 961 global $submenu; 962 if ( isset( $submenu['edit-comments.php'] ) ) 963 $link = 'edit-comments.php'; 964 else 965 $link = 'edit.php'; 966 $button = "<a href='$link?page=akismet-admin&recheckqueue=true&noheader=true' style='display: block; width: 100px; position: absolute; right: 7%; padding: 5px; font-size: 14px; text-decoration: underline; background: #fff; border: 1px solid #ccc;'>" . __('Recheck Queue for Spam') . "</a>"; 967 $page = str_replace( '<div class="wrap">', '<div class="wrap">' . $button, $page ); 968 return $page; 969 } 970 971 if ( $wpdb->get_var( "SELECT COUNT(*) FROM $wpdb->comments WHERE comment_approved = '0'" ) ) 972 ob_start( 'akismet_recheck_button' ); 973 } 974 975 // For WP >= 2.5 976 function akismet_check_for_spam_button($comment_status) { 977 if ( 'approved' == $comment_status ) 978 return; 979 if ( function_exists('plugins_url') ) 980 $link = 'admin.php?action=akismet_recheck_queue'; 981 else 982 $link = 'edit-comments.php?page=akismet-admin&recheckqueue=true&noheader=true'; 983 echo "</div><div class='alignleft'><a class='button-secondary checkforspam' href='$link'>" . __('Check for Spam') . "</a>"; 984 } 985 add_action('manage_comments_nav', 'akismet_check_for_spam_button'); 986 987 function akismet_recheck_queue() { 988 global $wpdb, $akismet_api_host, $akismet_api_port; 989 990 if ( ! ( isset( $_GET['recheckqueue'] ) || ( isset( $_REQUEST['action'] ) && 'akismet_recheck_queue' == $_REQUEST['action'] ) ) ) 991 return; 992 993 $moderation = $wpdb->get_results( "SELECT * FROM $wpdb->comments WHERE comment_approved = '0'", ARRAY_A ); 994 foreach ( (array) $moderation as $c ) { 995 $c['user_ip'] = $c['comment_author_IP']; 996 $c['user_agent'] = $c['comment_agent']; 997 $c['referrer'] = ''; 998 $c['blog'] = get_option('home'); 999 $c['blog_lang'] = get_locale(); 1000 $c['blog_charset'] = get_option('blog_charset'); 1001 $c['permalink'] = get_permalink($c['comment_post_ID']); 1002 $id = (int) $c['comment_ID']; 1003 1004 $query_string = ''; 1005 foreach ( $c as $key => $data ) 1006 $query_string .= $key . '=' . urlencode( stripslashes($data) ) . '&'; 1007 1008 $response = akismet_http_post($query_string, $akismet_api_host, '/1.1/comment-check', $akismet_api_port); 1009 if ( 'true' == $response[1] ) { 1010 $wpdb->query( "UPDATE $wpdb->comments SET comment_approved = 'spam' WHERE comment_ID = $id" ); 1011 } 1012 } 1013 wp_redirect( $_SERVER['HTTP_REFERER'] ); 1014 exit; 1015 } 1016 1017 add_action('admin_action_akismet_recheck_queue', 'akismet_recheck_queue'); 1018 1019 function akismet_check_db_comment( $id ) { 1020 global $wpdb, $akismet_api_host, $akismet_api_port; 1021 1022 $id = (int) $id; 1023 $c = $wpdb->get_row( "SELECT * FROM $wpdb->comments WHERE comment_ID = '$id'", ARRAY_A ); 1024 if ( !$c ) 1025 return; 1026 1027 $c['user_ip'] = $c['comment_author_IP']; 1028 $c['user_agent'] = $c['comment_agent']; 1029 $c['referrer'] = ''; 1030 $c['blog'] = get_option('home'); 1031 $c['blog_lang'] = get_locale(); 1032 $c['blog_charset'] = get_option('blog_charset'); 1033 $c['permalink'] = get_permalink($c['comment_post_ID']); 1034 $id = $c['comment_ID']; 1035 1036 $query_string = ''; 1037 foreach ( $c as $key => $data ) 1038 $query_string .= $key . '=' . urlencode( stripslashes($data) ) . '&'; 1039 1040 $response = akismet_http_post($query_string, $akismet_api_host, '/1.1/comment-check', $akismet_api_port); 1041 return $response[1]; 1042 } 1043 1044 // This option causes tons of FPs, was removed in 2.1 1045 function akismet_kill_proxy_check( $option ) { return 0; } 1046 add_filter('option_open_proxy_check', 'akismet_kill_proxy_check'); 1047 1048 // Widget stuff 1049 function widget_akismet_register() { 1050 if ( function_exists('register_sidebar_widget') ) : 1051 function widget_akismet($args) { 1052 extract($args); 1053 $options = get_option('widget_akismet'); 1054 $count = number_format_i18n(get_option('akismet_spam_count')); 1055 ?> 1056 <?php echo $before_widget; ?> 1057 <?php echo $before_title . $options['title'] . $after_title; ?> 1058 <div id="akismetwrap"><div id="akismetstats"><a id="aka" href="http://akismet.com" title=""><?php printf( __( '%1$s %2$sspam comments%3$s %4$sblocked by%5$s<br />%6$sAkismet%7$s' ), '<div id="akismet1"><span id="akismetcount">' . $count . '</span>', '<span id="akismetsc">', '</span></div>', '<div id="akismet2"><span id="akismetbb">', '</span>', '<span id="akismeta">', '</span></div>' ); ?></a></div></div> 1059 <?php echo $after_widget; ?> 1060 <?php 1061 } 1062 1063 function widget_akismet_style() { 1064 ?> 1065 <style type="text/css"> 1066 #aka,#aka:link,#aka:hover,#aka:visited,#aka:active{color:#fff;text-decoration:none} 1067 #aka:hover{border:none;text-decoration:none} 1068 #aka:hover #akismet1{display:none} 1069 #aka:hover #akismet2,#akismet1{display:block} 1070 #akismet2{display:none;padding-top:2px} 1071 #akismeta{font-size:16px;font-weight:bold;line-height:18px;text-decoration:none} 1072 #akismetcount{display:block;font:15px Verdana,Arial,Sans-Serif;font-weight:bold;text-decoration:none} 1073 #akismetwrap #akismetstats{background:url(<?php echo get_option('siteurl'); ?>/wp-content/plugins/akismet/akismet.gif) no-repeat top left;border:none;color:#fff;font:11px 'Trebuchet MS','Myriad Pro',sans-serif;height:40px;line-height:100%;overflow:hidden;padding:8px 0 0;text-align:center;width:120px} 1074 </style> 1075 <?php 1076 } 1077 1078 function widget_akismet_control() { 1079 $options = $newoptions = get_option('widget_akismet'); 1080 if ( $_POST["akismet-submit"] ) { 1081 $newoptions['title'] = strip_tags(stripslashes($_POST["akismet-title"])); 1082 if ( empty($newoptions['title']) ) $newoptions['title'] = 'Spam Blocked'; 1083 } 1084 if ( $options != $newoptions ) { 1085 $options = $newoptions; 1086 update_option('widget_akismet', $options); 1087 } 1088 $title = htmlspecialchars($options['title'], ENT_QUOTES); 1089 ?> 1090 <p><label for="akismet-title"><?php _e('Title:'); ?> <input style="width: 250px;" id="akismet-title" name="akismet-title" type="text" value="<?php echo $title; ?>" /></label></p> 1091 <input type="hidden" id="akismet-submit" name="akismet-submit" value="1" /> 1092 <?php 1093 } 1094 1095 register_sidebar_widget('Akismet', 'widget_akismet', null, 'akismet'); 1096 register_widget_control('Akismet', 'widget_akismet_control', null, 75, 'akismet'); 1097 if ( is_active_widget('widget_akismet') ) 1098 add_action('wp_head', 'widget_akismet_style'); 1099 endif; 1100 } 1101 1102 add_action('init', 'widget_akismet_register'); 1103 1104 // Counter for non-widget users 1105 function akismet_counter() { 1106 ?> 1107 <style type="text/css"> 1108 #akismetwrap #aka,#aka:link,#aka:hover,#aka:visited,#aka:active{color:#fff;text-decoration:none} 1109 #aka:hover{border:none;text-decoration:none} 1110 #aka:hover #akismet1{display:none} 1111 #aka:hover #akismet2,#akismet1{display:block} 1112 #akismet2{display:none;padding-top:2px} 1113 #akismeta{font-size:16px;font-weight:bold;line-height:18px;text-decoration:none} 1114 #akismetcount{display:block;font:15px Verdana,Arial,Sans-Serif;font-weight:bold;text-decoration:none} 1115 #akismetwrap #akismetstats{background:url(<?php echo get_option('siteurl'); ?>/wp-content/plugins/akismet/akismet.gif) no-repeat top left;border:none;color:#fff;font:11px 'Trebuchet MS','Myriad Pro',sans-serif;height:40px;line-height:100%;overflow:hidden;padding:8px 0 0;text-align:center;width:120px} 1116 </style> 1117 <?php 1118 $count = number_format_i18n(get_option('akismet_spam_count')); 1119 ?> 1120 <div id="akismetwrap"><div id="akismetstats"><a id="aka" href="http://akismet.com" title=""><div id="akismet1"><span id="akismetcount"><?php echo $count; ?></span> <span id="akismetsc"><?php _e('spam comments') ?></span></div> <div id="akismet2"><span id="akismetbb"><?php _e('blocked by') ?></span><br /><span id="akismeta">Akismet</span></div></a></div></div> 1121 <?php 1122 } 1123 1124 ?>
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| Generated: Fri Jan 8 00:19:48 2010 | Cross-referenced by PHPXref 0.7 |