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From: Sebastian N. <no...@us...> - 2004-11-11 13:31:52
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Update of /cvsroot/php-blog/serendipity/plugins/serendipity_event_spamblock In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv5805/plugins/serendipity_event_spamblock Modified Files: Tag: branch-smarty serendipity_event_spamblock.php Log Message: Added SURBL support to serendipity_event_spamblock Index: serendipity_event_spamblock.php =================================================================== RCS file: /cvsroot/php-blog/serendipity/plugins/serendipity_event_spamblock/serendipity_event_spamblock.php,v retrieving revision 1.4.2.23 retrieving revision 1.4.2.24 diff -u -d -r1.4.2.23 -r1.4.2.24 --- serendipity_event_spamblock.php 29 Oct 2004 12:43:29 -0000 1.4.2.23 +++ serendipity_event_spamblock.php 11 Nov 2004 13:31:39 -0000 1.4.2.24 @@ -7,6 +7,7 @@ @define('PLUGIN_EVENT_SPAMBLOCK_ERROR_BODY', 'Spamschutz: Ungültiger Kommentar'); @define('PLUGIN_EVENT_SPAMBLOCK_ERROR_IP', 'Spamschutz: Ein weiterer Kommentar kann nicht so schnell übermittelt werden.'); @define('PLUGIN_EVENT_SPAMBLOCK_ERROR_RBL', 'Spamschutz: Ihre IP ist als Open Relay geführt, daher wird Ihr Kommentar abgewiesen.'); + @define('PLUGIN_EVENT_SPAMBLOCK_ERROR_SURBL', 'Spamschutz: Ihre Nachricht enthält eine URL, die als SPAM geführt wird, daher wird Ihr Kommentar abgewiesen.'); @define('PLUGIN_EVENT_SPAMBLOCK_ERROR_KILLSWITCH', 'Dieses Blog ist im "Notfall Kommentar"-Modus. Bitte kommen Sie später wieder.'); @define('PLUGIN_EVENT_SPAMBLOCK_BODYCLONE', 'Keine doppelten Kommentare erlauben'); @define('PLUGIN_EVENT_SPAMBLOCK_BODYCLONE_DESC', 'Verbietet Benutzern ein Kommentar zu übermitteln, was gleichlautend bereits besteht.'); @@ -16,6 +17,8 @@ @define('PLUGIN_EVENT_SPAMBLOCK_IPFLOOD_DESC', 'Schränkt die Anzahl an Kommentare pro IP ein, indem nur alle X Minuten ein Kommentar erlaubt wird. Hilfreich um Spamfluten derselben IP abzuwehren.'); @define('PLUGIN_EVENT_SPAMBLOCK_RBL', 'Kommentare abweisen, die von geblacklisteten IPs stammen'); @define('PLUGIN_EVENT_SPAMBLOCK_RBL_DESC', 'Wird diese Option aktiviert, werden Kommentare abgewiesen die von IPs stammen, die in einer RBL/Blacklist geführt werden. Die Aktivierung hiervon kann Dial-Up oder Proxy-User betreffen!'); + @define('PLUGIN_EVENT_SPAMBLOCK_SURBL', 'Kommentare abweisen, die als SPAM gelistete URLs enthalten'); + @define('PLUGIN_EVENT_SPAMBLOCK_SURBL_DESC', 'Wird diese Option aktiviert, werden Kommentare abgewiesen die als SPAM geblacklistet sind.'); @define('PLUGIN_EVENT_SPAMBLOCK_RBLLIST', 'Welche RBLs sollen verwendet werden'); @define('PLUGIN_EVENT_SPAMBLOCK_RBLLIST_DESC', 'Eine Liste von zu verwendenden RBLs. Listen mit dynamischen Hosts sollten vermieden werden.'); @define('PLUGIN_EVENT_SPAMBLOCK_CAPTCHAS', 'Captchas aktivieren'); @@ -55,10 +58,12 @@ default: @define('PLUGIN_EVENT_SPAMBLOCK_TITLE', 'Spam Protector'); - @define('PLUGIN_EVENT_SPAMBLOCK_DESC', 'A varity of effective methods to prevent comment spam'); + @define('PLUGIN_EVENT_SPAMBLOCK_DESC', 'A varity of methods to prevent comment spam'); @define('PLUGIN_EVENT_SPAMBLOCK_ERROR_BODY', 'Spam Prevention: Invalid message.'); @define('PLUGIN_EVENT_SPAMBLOCK_ERROR_IP', 'Spam Prevention: You cannot post a comment so soon after submitting another one.'); @define('PLUGIN_EVENT_SPAMBLOCK_ERROR_RBL', 'Spam Prevention: The IP of the computer you are posting from, is listed as an open relay.'); + @define('PLUGIN_EVENT_SPAMBLOCK_ERROR_SURBL', 'Spam Prevention: Your comment contains an URL listed in SURBL.'); + @define('PLUGIN_EVENT_SPAMBLOCK_ERROR_KILLSWITCH', 'This blog is in "Emergency Comment Blockage Mode", please come back another time'); @define('PLUGIN_EVENT_SPAMBLOCK_BODYCLONE', 'Do not allow duplicate comments'); @define('PLUGIN_EVENT_SPAMBLOCK_BODYCLONE_DESC', 'Do not allow users to submit a comment which contains the same body as an already submitted comment'); @@ -68,6 +73,8 @@ @define('PLUGIN_EVENT_SPAMBLOCK_IPFLOOD_DESC', 'Only allow an IP to submit a comment every n minutes. Useful to prevent comment floods.'); @define('PLUGIN_EVENT_SPAMBLOCK_RBL', 'Reject comments from RBL-listed hosts'); @define('PLUGIN_EVENT_SPAMBLOCK_RBL_DESC', 'Enabling this setting will reject comments made from hosts which are listed in RBLs. Pay attention that this may affect proxy-users or dial-up users.'); + @define('PLUGIN_EVENT_SPAMBLOCK_SURBL', 'Reject comments that containt SURBL-listed hosts'); + @define('PLUGIN_EVENT_SPAMBLOCK_SURBL_DESC', 'Reject comments that containt SURBL-listed hosts'); @define('PLUGIN_EVENT_SPAMBLOCK_RBLLIST', 'Which RBLs should be contacted'); @define('PLUGIN_EVENT_SPAMBLOCK_RBLLIST_DESC', 'Blocks comments based on provided RBL lists. Avoid lists with dynamic hosts.'); @define('PLUGIN_EVENT_SPAMBLOCK_CAPTCHAS', 'Enable Captchas'); @@ -98,6 +105,7 @@ @define('PLUGIN_EVENT_SPAMBLOCK_REASON_BODYCLONE', 'Duplicate comment'); @define('PLUGIN_EVENT_SPAMBLOCK_REASON_IPFLOOD', 'IP-block'); @define('PLUGIN_EVENT_SPAMBLOCK_REASON_RBL', 'RBL-block'); + @define('PLUGIN_EVENT_SPAMBLOCK_REASON_SURBL', 'SURBL-block'); @define('PLUGIN_EVENT_SPAMBLOCK_REASON_CAPTCHAS', 'Invalid captcha'); @define('PLUGIN_EVENT_SPAMBLOCK_REASON_FORCEMODERATION', 'Auto-moderation after X days'); @define('PLUGIN_EVENT_SPAMBLOCK_REASON_LINKS_REJECT', 'Too many hyperlinks'); @@ -116,15 +124,12 @@ $propbag->add('name', PLUGIN_EVENT_SPAMBLOCK_TITLE); $propbag->add('description', PLUGIN_EVENT_SPAMBLOCK_DESC); - $propbag->add('stackable', false); - $propbag->add('author', 'Garvin Hicking'); - $propbag->add('version', '1.0'); $propbag->add('event_hooks', array( 'frontend_saveComment' => true, 'external_plugin' => true, 'frontend_comment' => true )); - $propbag->add('configuration', array('killswitch', 'bodyclone', 'ipflood', 'rbl_enabled', 'rbllist', 'captchas', 'captchas_ttl', 'captcha_color', 'forcemoderation', 'links_moderate', 'links_reject', 'logfile')); + $propbag->add('configuration', array('killswitch', 'bodyclone', 'ipflood', 'surbl_enabled', 'rbl_enabled', 'rbllist', 'captchas', 'captchas_ttl', 'captcha_color', 'forcemoderation', 'links_moderate', 'links_reject', 'logfile')); } function introspect_config_item($name, &$propbag) @@ -167,6 +172,13 @@ $propbag->add('default', 0); break; + case 'surbl_enabled': + $propbag->add('type', 'boolean'); + $propbag->add('name', PLUGIN_EVENT_SPAMBLOCK_SURBL); + $propbag->add('description', PLUGIN_EVENT_SPAMBLOCK_SURBL_DESC); + $propbag->add('default', false); + break; + case 'rbl_enabled': $propbag->add('type', 'boolean'); $propbag->add('name', PLUGIN_EVENT_SPAMBLOCK_RBL); @@ -266,8 +278,8 @@ return false; } - // Check for identical comments. We allow to bypass trackbacks from our server to our own blog. - if ( $this->get_config('bodyclone', true) === true && $_SERVER['REMOTE_ADDR'] != $_SERVER['SERVER_ADDR']) { + // Check for identical comments. + if ( $this->get_config('bodyclone', true) === true ) { $query = "SELECT count(id) AS counter FROM {$serendipity['dbPrefix']}comments WHERE body = '" . serendipity_db_escape_string($addData['comment']) . "'"; $row = serendipity_db_query($query, true); if (is_array($row) && $row['counter'] > 0) { @@ -312,6 +324,46 @@ } } + // Check for IP listed in SURBL + if (serendipity_db_bool($this->get_config('surbl_enabled', false))) { + require_once 'bundled-libs/Services/SURBL.php'; + $surbl = new Services_SURBL(); + if ($surbl->isSpam($addData['url'])) { + $this->log($logfile, $eventData['id'], 'REJECTED', PLUGIN_EVENT_SPAMBLOCK_REASON_SURBL, $addData); + $eventData = array('allow_comments' => false); + $serendipity['messagestack']['comments'][] = PLUGIN_EVENT_SPAMBLOCK_ERROR_SURBL; + return false; + } + // BEGIN Code copied from http://www.phpfreaks.com/quickcode/Extract_All_URLs_on_a_Page/15.php + $urls = '(http|file|ftp)'; + $ltrs = '\w'; + $gunk = '/#~:.?+=&%@!\-'; + $punc = '.:?\-'; + $any = "$ltrs$gunk$punc"; + preg_match_all("{ + \b + $urls : + [$any] +? + + + (?= + [$punc] * + [^$any] + | + $ + ) + }x", $addData['comment'], $matches); + // END Code copied from http://www.phpfreaks.com/quickcode/Extract_All_URLs_on_a_Page/15.php + foreach ($matches[0] as $surbl_check_url) { + if ($surbl->isSpam($surbl_check_url)) { + $this->log($logfile, $eventData['id'], 'REJECTED', PLUGIN_EVENT_SPAMBLOCK_REASON_SURBL, $addData); + $eventData = array('allow_comments' => false); + $serendipity['messagestack']['comments'][] = PLUGIN_EVENT_SPAMBLOCK_ERROR_SURBL; + return false; + } + } + } + // Captcha checking if ($show_captcha && $addData['type'] == 'NORMAL') { if (!isset($_SESSION['spamblock']['captcha']) || !isset($serendipity['POST']['captcha']) || strtolower($serendipity['POST']['captcha']) != strtolower($_SESSION['spamblock']['captcha'])) { @@ -373,8 +425,8 @@ } echo '</div>'; } - echo '<br /><label for="captcha">'; - echo PLUGIN_EVENT_SPAMBLOCK_CAPTCHAS_USERDESC3 . '</label><br /><input type="text" size="5" name="serendipity[captcha]" value="" id="captcha" />'; + echo '<br />'; + echo '<label for="captcha">'. PLUGIN_EVENT_SPAMBLOCK_CAPTCHAS_USERDESC3 . '</label><br /><input type="text" size="5" name="serendipity[captcha]" value="" id="captcha" />'; } elseif (isset($serendipity['POST']['captcha'])) { echo '<input type="hidden" name="serendipity[captcha]" value="' . htmlspecialchars($serendipity['POST']['captcha']) . '" />'; } |
