Exemple #1
0
 /**
  * Enter description here...
  *
  * @param CerberusParserMessage $message
  * @return integer
  */
 public static function parseMessage(CerberusParserMessage $message, $options = array())
 {
     /*
      * options:
      * 'no_autoreply'
      */
     $logger = DevblocksPlatform::getConsoleLog();
     $settings = DevblocksPlatform::getPluginSettingsService();
     $helpdesk_senders = CerberusApplication::getHelpdeskSenders();
     // Pre-parse mail filters
     $pre_filters = Model_PreParseRule::getMatches($message);
     if (is_array($pre_filters) && !empty($pre_filters)) {
         // Load filter action manifests for reuse
         $ext_action_mfts = DevblocksPlatform::getExtensions('cerberusweb.mail_filter.action', false);
         // Loop through all matching filters
         foreach ($pre_filters as $pre_filter) {
             // Do something with matching filter's actions
             foreach ($pre_filter->actions as $action_key => $action) {
                 switch ($action_key) {
                     case 'blackhole':
                         return NULL;
                         break;
                     case 'redirect':
                         @($to = $action['to']);
                         CerberusMail::reflect($message, $to);
                         return NULL;
                         break;
                     case 'bounce':
                         @($msg = $action['message']);
                         @($subject = 'Delivery failed: ' . self::fixQuotePrintableString($message->headers['subject']));
                         // [TODO] Follow the RFC spec on a true bounce
                         if (null != ($fromAddressInst = CerberusParser::getAddressFromHeaders($message->headers))) {
                             CerberusMail::quickSend($fromAddressInst->email, $subject, $msg);
                         }
                         return NULL;
                         break;
                     default:
                         // Plugin pre-parser filter actions
                         if (isset($ext_action_mfts[$action_key])) {
                             if (null != @($ext_action = $ext_action_mfts[$action_key]->createInstance())) {
                                 try {
                                     /* @var $ext_action Extension_MailFilterAction */
                                     $ext_action->run($pre_filter, $message);
                                 } catch (Exception $e) {
                                 }
                             }
                         }
                         break;
                 }
             }
         }
     }
     $headers =& $message->headers;
     // From
     if (null == ($fromAddressInst = CerberusParser::getAddressFromHeaders($headers))) {
         $logger->err("[Parser] 'From' address could not be created.");
         return NULL;
     }
     // To/Cc/Bcc
     $to = array();
     $sTo = @$headers['to'];
     $bIsNew = true;
     if (!empty($sTo)) {
         // [TODO] Do we still need this RFC address parser?
         $to = CerberusParser::parseRfcAddress($sTo);
     }
     // Subject
     // Fix quote printable subject (quoted blocks can appear anywhere in subject)
     $sSubject = "";
     if (isset($headers['subject']) && !empty($headers['subject'])) {
         $sSubject = $headers['subject'];
         if (is_array($sSubject)) {
             $sSubject = array_shift($sSubject);
         }
     }
     // The subject can still end up empty after QP decode
     if (empty($sSubject)) {
         $sSubject = "(no subject)";
     }
     // Date
     $iDate = @strtotime($headers['date']);
     // If blank, or in the future, set to the current date
     if (empty($iDate) || $iDate > time()) {
         $iDate = time();
     }
     // Is banned?
     if (1 == $fromAddressInst->is_banned) {
         $logger->info("[Parser] Ignoring ticket from banned address: " . $fromAddressInst->email);
         return NULL;
     }
     // Overloadable
     $enumSpamTraining = '';
     // Message Id / References / In-Reply-To
     @($sMessageId = $headers['message-id']);
     $body_append_text = array();
     $body_append_html = array();
     // [mdf]Check attached files before creating the ticket because we may need to overwrite the message-id
     // also store any contents of rfc822 files so we can include them after the body
     foreach ($message->files as $filename => $file) {
         /* @var $file ParserFile */
         switch ($file->mime_type) {
             case 'message/rfc822':
                 $full_filename = $file->tmpname;
                 $mail = mailparse_msg_parse_file($full_filename);
                 $struct = mailparse_msg_get_structure($mail);
                 $msginfo = mailparse_msg_get_part_data($mail);
                 $inline_headers = $msginfo['headers'];
                 if (isset($headers['from']) && (strtolower(substr($headers['from'], 0, 11)) == 'postmaster@' || strtolower(substr($headers['from'], 0, 14)) == 'mailer-daemon@')) {
                     $headers['in-reply-to'] = $inline_headers['message-id'];
                 }
                 break;
         }
     }
     // [JAS] [TODO] References header may contain multiple message-ids to find
     if (null != ($ids = self::findParentMessage($headers))) {
         $bIsNew = false;
         $id = $ids['ticket_id'];
         $msgid = $ids['message_id'];
         // Is it a worker reply from an external client?  If so, proxy
         if (null != ($worker_address = DAO_AddressToWorker::getByAddress($fromAddressInst->email))) {
             $logger->info("[Parser] Handling an external worker response from " . $fromAddressInst->email);
             if (!DAO_Ticket::isTicketRequester($worker_address->address, $id)) {
                 // Watcher Commands [TODO] Document on wiki/etc
                 if (0 != ($matches = preg_match_all("/\\[(.*?)\\]/i", $message->headers['subject'], $commands))) {
                     @($command = strtolower(array_pop($commands[1])));
                     $logger->info("[Parser] Worker command: " . $command);
                     switch ($command) {
                         case 'close':
                             DAO_Ticket::updateTicket($id, array(DAO_Ticket::IS_CLOSED => CerberusTicketStatus::CLOSED));
                             break;
                         case 'take':
                             DAO_Ticket::updateTicket($id, array(DAO_Ticket::NEXT_WORKER_ID => $worker_address->worker_id));
                             break;
                         case 'comment':
                             $comment_id = DAO_TicketComment::create(array(DAO_TicketComment::ADDRESS_ID => $fromAddressInst->id, DAO_TicketComment::CREATED => time(), DAO_TicketComment::TICKET_ID => $id, DAO_TicketComment::COMMENT => $message->body));
                             return $id;
                             break;
                         default:
                             // Typo?
                             break;
                     }
                 }
                 $attachment_files = array();
                 $attachment_files['name'] = array();
                 $attachment_files['type'] = array();
                 $attachment_files['tmp_name'] = array();
                 $attachment_files['size'] = array();
                 $i = 0;
                 foreach ($message->files as $filename => $file) {
                     $attachment_files['name'][$i] = $filename;
                     $attachment_files['type'][$i] = $file->mime_type;
                     $attachment_files['tmp_name'][$i] = $file->tmpname;
                     $attachment_files['size'][$i] = $file->file_size;
                     $i++;
                 }
                 CerberusMail::sendTicketMessage(array('message_id' => $msgid, 'content' => $message->body, 'files' => $attachment_files, 'agent_id' => $worker_address->worker_id));
                 return $id;
             } else {
                 // ... worker is a requester, treat as normal
                 $logger->info("[Parser] The external worker was a ticket requester, so we're not treating them as a watcher.");
             }
         } else {
             // Reply: Not sent by a worker
             /*
              * [TODO] check that this sender is a requester on the matched ticket
              * Otherwise blank out the $id
              */
         }
     }
     $group_id = 0;
     if (empty($id)) {
         // New Ticket
         $sMask = CerberusApplication::generateTicketMask();
         $groups = DAO_Group::getAll();
         // Routing new tickets
         if (null != ($routing_rules = Model_MailToGroupRule::getMatches($fromAddressInst, $message))) {
             if (is_array($routing_rules)) {
                 foreach ($routing_rules as $rule) {
                     // Only end up with the last 'move' action (ignore the previous)
                     if (isset($rule->actions['move'])) {
                         $group_id = intval($rule->actions['move']['group_id']);
                         // We don't need to move again when running rule actions
                         unset($rule->actions['move']);
                     }
                 }
             }
         }
         // Make sure the group exists
         if (!isset($groups[$group_id])) {
             $group_id = null;
         }
         // Last ditch effort to check for a default group to deliver to
         if (empty($group_id)) {
             if (null != ($default_team = DAO_Group::getDefaultGroup())) {
                 $group_id = $default_team->id;
             } else {
                 // Bounce
                 return null;
             }
         }
         // [JAS] It's important to not set the group_id on the ticket until the messages exist
         // or inbox filters will just abort.
         $fields = array(DAO_Ticket::MASK => $sMask, DAO_Ticket::SUBJECT => $sSubject, DAO_Ticket::IS_CLOSED => 0, DAO_Ticket::FIRST_WROTE_ID => intval($fromAddressInst->id), DAO_Ticket::LAST_WROTE_ID => intval($fromAddressInst->id), DAO_Ticket::CREATED_DATE => $iDate, DAO_Ticket::UPDATED_DATE => $iDate, DAO_Ticket::LAST_ACTION_CODE => CerberusTicketActionCode::TICKET_OPENED);
         $id = DAO_Ticket::createTicket($fields);
         // Apply routing actions to our new ticket ID
         if (isset($routing_rules) && is_array($routing_rules)) {
             foreach ($routing_rules as $rule) {
                 $rule->run($id);
             }
         }
     }
     // [JAS]: Add requesters to the ticket
     if (!empty($fromAddressInst->id) && !empty($id)) {
         // Don't add a requester if the sender is a helpdesk address
         if (isset($helpdesk_senders[$fromAddressInst->email])) {
             $logger->info("[Parser] Not adding ourselves as a requester: " . $fromAddressInst->email);
         } else {
             DAO_Ticket::createRequester($fromAddressInst->id, $id);
         }
     }
     // Add the other TO/CC addresses to the ticket
     // [TODO] This should be cleaned up and optimized
     if ($settings->get('cerberusweb.core', CerberusSettings::PARSER_AUTO_REQ, 0)) {
         @($autoreq_exclude_list = $settings->get('cerberusweb.core', CerberusSettings::PARSER_AUTO_REQ_EXCLUDE, ''));
         $destinations = self::getDestinations($headers);
         if (is_array($destinations) && !empty($destinations)) {
             // Filter out any excluded requesters
             if (!empty($autoreq_exclude_list)) {
                 @($autoreq_exclude = DevblocksPlatform::parseCrlfString($autoreq_exclude_list));
                 if (is_array($autoreq_exclude) && !empty($autoreq_exclude)) {
                     foreach ($autoreq_exclude as $excl_pattern) {
                         $excl_regexp = DevblocksPlatform::parseStringAsRegExp($excl_pattern);
                         // Check all destinations for this pattern
                         foreach ($destinations as $idx => $dest) {
                             if (@preg_match($excl_regexp, $dest)) {
                                 unset($destinations[$idx]);
                             }
                         }
                     }
                 }
             }
             foreach ($destinations as $dest) {
                 if (null != ($destInst = CerberusApplication::hashLookupAddress($dest, true))) {
                     // Skip if the destination is one of our senders or the matching TO
                     if (isset($helpdesk_senders[$destInst->email])) {
                         continue;
                     }
                     DAO_Ticket::createRequester($destInst->id, $id);
                 }
             }
         }
     }
     $attachment_path = APP_STORAGE_PATH . '/attachments/';
     // [TODO] This should allow external attachments (S3)
     $fields = array(DAO_Message::TICKET_ID => $id, DAO_Message::CREATED_DATE => $iDate, DAO_Message::ADDRESS_ID => $fromAddressInst->id);
     $email_id = DAO_Message::create($fields);
     // Content
     DAO_MessageContent::create($email_id, $message->body);
     // Headers
     foreach ($headers as $hk => $hv) {
         DAO_MessageHeader::create($email_id, $hk, $hv);
     }
     // [mdf] Loop through files to insert attachment records in the db, and move temporary files
     if (!empty($email_id)) {
         foreach ($message->files as $filename => $file) {
             /* @var $file ParserFile */
             //[mdf] skip rfc822 messages since we extracted their content above
             if ($file->mime_type == 'message/rfc822') {
                 continue;
             }
             $fields = array(DAO_Attachment::MESSAGE_ID => $email_id, DAO_Attachment::DISPLAY_NAME => $filename, DAO_Attachment::MIME_TYPE => $file->mime_type, DAO_Attachment::FILE_SIZE => intval($file->file_size));
             $file_id = DAO_Attachment::create($fields);
             if (empty($file_id)) {
                 @unlink($file->tmpname);
                 // remove our temp file
                 continue;
             }
             // Make file attachments use buckets so we have a max per directory
             $attachment_bucket = sprintf("%03d/", mt_rand(1, 100));
             $attachment_file = $file_id;
             if (!file_exists($attachment_path . $attachment_bucket)) {
                 @mkdir($attachment_path . $attachment_bucket, 0770, true);
                 // [TODO] Needs error checking
             }
             rename($file->getTempFile(), $attachment_path . $attachment_bucket . $attachment_file);
             // [TODO] Split off attachments into its own DAO
             DAO_Attachment::update($file_id, array(DAO_Attachment::FILEPATH => $attachment_bucket . $attachment_file));
         }
     }
     // Pre-load custom fields
     if (isset($message->custom_fields) && !empty($message->custom_fields)) {
         foreach ($message->custom_fields as $cf_id => $cf_val) {
             if (is_array($cf_val) && !empty($cf_val) || !is_array($cf_val) && 0 != strlen($cf_val)) {
                 DAO_CustomFieldValue::setFieldValue('cerberusweb.fields.source.ticket', $id, $cf_id, $cf_val);
             }
         }
     }
     // Finalize our new ticket details (post-message creation)
     if ($bIsNew && !empty($id) && !empty($email_id)) {
         // First thread (needed for anti-spam)
         DAO_Ticket::updateTicket($id, array(DAO_Ticket::FIRST_MESSAGE_ID => $email_id));
         // Prime the change fields (which a few things like anti-spam might change before we commit)
         $change_fields = array(DAO_Ticket::TEAM_ID => $group_id);
         $out = CerberusBayes::calculateTicketSpamProbability($id);
         if (!empty($group_id)) {
             @($spam_threshold = DAO_GroupSettings::get($group_id, DAO_GroupSettings::SETTING_SPAM_THRESHOLD, 80));
             @($spam_action = DAO_GroupSettings::get($group_id, DAO_GroupSettings::SETTING_SPAM_ACTION, ''));
             @($spam_action_param = DAO_GroupSettings::get($group_id, DAO_GroupSettings::SETTING_SPAM_ACTION_PARAM, ''));
             if ($out['probability'] * 100 >= $spam_threshold) {
                 $enumSpamTraining = CerberusTicketSpamTraining::SPAM;
                 switch ($spam_action) {
                     default:
                     case 0:
                         // do nothing
                         break;
                     case 1:
                         // delete
                         $change_fields[DAO_Ticket::IS_CLOSED] = 1;
                         $change_fields[DAO_Ticket::IS_DELETED] = 1;
                         break;
                     case 2:
                         // move
                         $buckets = DAO_Bucket::getAll();
                         // Verify bucket exists
                         if (!empty($spam_action_param) && isset($buckets[$spam_action_param])) {
                             $change_fields[DAO_Ticket::TEAM_ID] = $group_id;
                             $change_fields[DAO_Ticket::CATEGORY_ID] = $spam_action_param;
                         }
                         break;
                 }
             }
         }
         // end spam training
         // Save properties
         if (!empty($change_fields)) {
             DAO_Ticket::updateTicket($id, $change_fields);
         }
     }
     // Reply notifications (new messages are handled by 'move' listener)
     if (!$bIsNew) {
         // Inbound Reply Event
         $eventMgr = DevblocksPlatform::getEventService();
         $eventMgr->trigger(new Model_DevblocksEvent('ticket.reply.inbound', array('ticket_id' => $id)));
     }
     // New ticket processing
     if ($bIsNew) {
         // Auto reply
         @($autoreply_enabled = DAO_GroupSettings::get($group_id, DAO_GroupSettings::SETTING_AUTO_REPLY_ENABLED, 0));
         @($autoreply = DAO_GroupSettings::get($group_id, DAO_GroupSettings::SETTING_AUTO_REPLY, ''));
         /*
          * Send the group's autoreply if one exists, as long as this ticket isn't spam
          */
         if (!isset($options['no_autoreply']) && $autoreply_enabled && !empty($autoreply) && $enumSpamTraining != CerberusTicketSpamTraining::SPAM) {
             CerberusMail::sendTicketMessage(array('ticket_id' => $id, 'message_id' => $email_id, 'content' => str_replace(array('#ticket_id#', '#mask#', '#subject#', '#timestamp#', '#sender#', '#sender_first#', '#orig_body#'), array($id, $sMask, $sSubject, date('r'), $fromAddressInst->email, $fromAddressInst->first_name, ltrim($message->body)), $autoreply), 'is_autoreply' => true, 'dont_keep_copy' => true));
         }
     }
     // end bIsNew
     unset($message);
     // Re-open and update our date on new replies
     if (!$bIsNew) {
         DAO_Ticket::updateTicket($id, array(DAO_Ticket::UPDATED_DATE => time(), DAO_Ticket::IS_WAITING => 0, DAO_Ticket::IS_CLOSED => 0, DAO_Ticket::IS_DELETED => 0, DAO_Ticket::LAST_WROTE_ID => $fromAddressInst->id, DAO_Ticket::LAST_ACTION_CODE => CerberusTicketActionCode::TICKET_CUSTOMER_REPLY));
         // [TODO] The TICKET_CUSTOMER_REPLY should be sure of this message address not being a worker
     }
     @imap_errors();
     // Prevent errors from spilling out into STDOUT
     return $id;
 }
Exemple #2
0
 /**
  * Returns a Model_PreParserRule on a match, or NULL
  *
  * @param boolean $is_new
  * @param string $from
  * @param string $to
  * @param CerberusParserMessage $message
  * @return Model_PreParserRule[]
  */
 static function getMatches(CerberusParserMessage $message)
 {
     $filters = DAO_PreParseRule::getAll();
     $headers = $message->headers;
     // New or reply?
     $is_new = isset($message->headers['in-reply-to']) || isset($message->headers['references']) ? false : true;
     // From address
     $fromInst = CerberusParser::getAddressFromHeaders($headers);
     // Stackable
     $matches = array();
     // Custom fields
     $custom_fields = DAO_CustomField::getAll();
     // Criteria extensions
     $filter_criteria_exts = DevblocksPlatform::getExtensions('cerberusweb.mail_filter.criteria', false);
     // Lazy load when needed on criteria basis
     $address_field_values = null;
     $org_field_values = null;
     // check filters
     if (is_array($filters)) {
         foreach ($filters as $filter) {
             $passed = 0;
             // check criteria
             foreach ($filter->criteria as $rule_key => $rule) {
                 @($value = $rule['value']);
                 switch ($rule_key) {
                     case 'dayofweek':
                         $current_day = strftime('%w');
                         //						$current_day = 1;
                         // Forced to English abbrevs as indexes
                         $days = array('sun', 'mon', 'tue', 'wed', 'thu', 'fri', 'sat');
                         // Is the current day enabled?
                         if (isset($rule[$days[$current_day]])) {
                             $passed++;
                         }
                         break;
                     case 'timeofday':
                         $current_hour = strftime('%H');
                         $current_min = strftime('%M');
                         //						$current_hour = 17;
                         //						$current_min = 5;
                         if (null != ($from_time = @$rule['from'])) {
                             list($from_hour, $from_min) = explode(':', $from_time);
                         }
                         if (null != ($to_time = @$rule['to'])) {
                             if (list($to_hour, $to_min) = explode(':', $to_time)) {
                             }
                         }
                         // Do we need to wrap around to the next day's hours?
                         if ($from_hour > $to_hour) {
                             // yes
                             $to_hour += 24;
                             // add 24 hrs to the destination (1am = 25th hour)
                         }
                         // Are we in the right 24 hourly range?
                         if ((int) $current_hour >= $from_hour && (int) $current_hour <= $to_hour) {
                             // If we're in the first hour, are we minutes early?
                             if ($current_hour == $from_hour && (int) $current_min < $from_min) {
                                 break;
                             }
                             // If we're in the last hour, are we minutes late?
                             if ($current_hour == $to_hour && (int) $current_min > $to_min) {
                                 break;
                             }
                             $passed++;
                         }
                         break;
                     case 'type':
                         if ($is_new && 0 == strcasecmp($value, 'new') || !$is_new && 0 == strcasecmp($value, 'reply')) {
                             $passed++;
                         }
                         break;
                     case 'from':
                         $regexp_from = DevblocksPlatform::strToRegExp($value);
                         if (preg_match($regexp_from, $fromInst->email)) {
                             $passed++;
                         }
                         break;
                     case 'tocc':
                         $tocc = array();
                         $destinations = DevblocksPlatform::parseCsvString($value);
                         // Build a list of To/Cc addresses on this message
                         @($to_list = imap_rfc822_parse_adrlist($headers['to'], 'localhost'));
                         @($cc_list = imap_rfc822_parse_adrlist($headers['cc'], 'localhost'));
                         if (is_array($to_list)) {
                             foreach ($to_list as $addy) {
                                 $tocc[] = $addy->mailbox . '@' . $addy->host;
                             }
                         }
                         if (is_array($cc_list)) {
                             foreach ($cc_list as $addy) {
                                 $tocc[] = $addy->mailbox . '@' . $addy->host;
                             }
                         }
                         $dest_flag = false;
                         // bail out when true
                         if (is_array($destinations) && is_array($tocc)) {
                             foreach ($destinations as $dest) {
                                 if ($dest_flag) {
                                     break;
                                 }
                                 $regexp_dest = DevblocksPlatform::strToRegExp($dest);
                                 foreach ($tocc as $addy) {
                                     if (@preg_match($regexp_dest, $addy)) {
                                         $passed++;
                                         $dest_flag = false;
                                         break;
                                     }
                                 }
                             }
                         }
                         break;
                     case 'header1':
                     case 'header2':
                     case 'header3':
                     case 'header4':
                     case 'header5':
                         $header = strtolower($rule['header']);
                         if (empty($value)) {
                             // we're checking for null/blanks
                             if (!isset($headers[$header]) || empty($headers[$header])) {
                                 $passed++;
                             }
                         } elseif (isset($headers[$header]) && !empty($headers[$header])) {
                             $regexp_header = DevblocksPlatform::strToRegExp($value);
                             // handle arrays like Received: and (broken)Content-Type headers  (farking spammers)
                             if (is_array($headers[$header])) {
                                 foreach ($headers[$header] as $array_header) {
                                     if (preg_match($regexp_header, str_replace(array("\r", "\n"), ' ', $array_header))) {
                                         $passed++;
                                         break;
                                     }
                                 }
                             } else {
                                 // Flatten CRLF
                                 if (preg_match($regexp_header, str_replace(array("\r", "\n"), ' ', $headers[$header]))) {
                                     $passed++;
                                 }
                             }
                         }
                         break;
                     case 'body':
                         // Line-by-line body scanning (sed-like)
                         $lines = preg_split("/[\r\n]/", $message->body);
                         if (is_array($lines)) {
                             foreach ($lines as $line) {
                                 if (@preg_match($value, $line)) {
                                     $passed++;
                                     break;
                                 }
                             }
                         }
                         break;
                     case 'body_encoding':
                         $regexp_bodyenc = DevblocksPlatform::strToRegExp($value);
                         if (preg_match($regexp_bodyenc, $message->body_encoding)) {
                             $passed++;
                         }
                         break;
                     case 'attachment':
                         $regexp_file = DevblocksPlatform::strToRegExp($value);
                         // check the files in the raw message
                         foreach ($message->files as $file_name => $file) {
                             /* @var $file ParserFile */
                             if (preg_match($regexp_file, $file_name)) {
                                 $passed++;
                                 break;
                             }
                         }
                         break;
                     default:
                         // ignore invalids
                         // Custom Fields
                         if (0 == strcasecmp('cf_', substr($rule_key, 0, 3))) {
                             $field_id = substr($rule_key, 3);
                             // Make sure it exists
                             if (null == @($field = $custom_fields[$field_id])) {
                                 continue;
                             }
                             // Lazy values loader
                             $field_values = array();
                             switch ($field->source_extension) {
                                 case ChCustomFieldSource_Address::ID:
                                     if (null == $address_field_values) {
                                         $address_field_values = array_shift(DAO_CustomFieldValue::getValuesBySourceIds(ChCustomFieldSource_Address::ID, $fromInst->id));
                                     }
                                     $field_values =& $address_field_values;
                                     break;
                                 case ChCustomFieldSource_Org::ID:
                                     if (null == $org_field_values) {
                                         $org_field_values = array_shift(DAO_CustomFieldValue::getValuesBySourceIds(ChCustomFieldSource_Org::ID, $fromInst->contact_org_id));
                                     }
                                     $field_values =& $org_field_values;
                                     break;
                             }
                             // Type sensitive value comparisons
                             // [TODO] Operators
                             // [TODO] Highly redundant
                             switch ($field->type) {
                                 case 'S':
                                     // string
                                 // string
                                 case 'T':
                                     // clob
                                 // clob
                                 case 'U':
                                     // URL
                                     $field_val = isset($field_values[$field_id]) ? $field_values[$field_id] : '';
                                     $oper = isset($rule['oper']) ? $rule['oper'] : "=";
                                     if ($oper == "=" && @preg_match(DevblocksPlatform::strToRegExp($value, true), $field_val)) {
                                         $passed++;
                                     } elseif ($oper == "!=" && @(!preg_match(DevblocksPlatform::strToRegExp($value, true), $field_val))) {
                                         $passed++;
                                     }
                                     break;
                                 case 'N':
                                     // number
                                     if (!isset($field_values[$field_id])) {
                                         break;
                                     }
                                     $field_val = isset($field_values[$field_id]) ? $field_values[$field_id] : 0;
                                     $oper = isset($rule['oper']) ? $rule['oper'] : "=";
                                     if ($oper == "=" && intval($field_val) == intval($value)) {
                                         $passed++;
                                     } elseif ($oper == "!=" && intval($field_val) != intval($value)) {
                                         $passed++;
                                     } elseif ($oper == ">" && intval($field_val) > intval($value)) {
                                         $passed++;
                                     } elseif ($oper == "<" && intval($field_val) < intval($value)) {
                                         $passed++;
                                     }
                                     break;
                                 case 'E':
                                     // date
                                     $field_val = isset($field_values[$field_id]) ? intval($field_values[$field_id]) : 0;
                                     $from = isset($rule['from']) ? $rule['from'] : "0";
                                     $to = isset($rule['to']) ? $rule['to'] : "now";
                                     if (intval(@strtotime($from)) <= $field_val && intval(@strtotime($to)) >= $field_val) {
                                         $passed++;
                                     }
                                     break;
                                 case 'C':
                                     // checkbox
                                     $field_val = isset($field_values[$field_id]) ? $field_values[$field_id] : 0;
                                     if (intval($value) == intval($field_val)) {
                                         $passed++;
                                     }
                                     break;
                                 case 'D':
                                     // dropdown
                                 // dropdown
                                 case 'M':
                                     // multi-picklist
                                 // multi-picklist
                                 case 'X':
                                     // multi-checkbox
                                 // multi-checkbox
                                 case 'W':
                                     // worker
                                     $field_val = isset($field_values[$field_id]) ? $field_values[$field_id] : array();
                                     if (!is_array($value)) {
                                         $value = array($value);
                                     }
                                     if (is_array($field_val)) {
                                         // if multiple things set
                                         foreach ($field_val as $v) {
                                             // loop through possible
                                             if (isset($value[$v])) {
                                                 // is any possible set?
                                                 $passed++;
                                                 break;
                                             }
                                         }
                                     } else {
                                         // single
                                         if (isset($value[$field_val])) {
                                             // is our set field in possibles?
                                             $passed++;
                                             break;
                                         }
                                     }
                                     break;
                             }
                         } elseif (isset($filter_criteria_exts[$rule_key])) {
                             // criteria extensions
                             try {
                                 $crit_ext = $filter_criteria_exts[$rule_key]->createInstance();
                                 if ($crit_ext->matches($filter, $message)) {
                                     $passed++;
                                     break;
                                 }
                             } catch (Exception $e) {
                                 // Oops!
                                 //print_r($e);
                             }
                         }
                         break;
                 }
             }
             // If our rule matched every criteria, stop and return the filter
             if ($passed == count($filter->criteria)) {
                 DAO_PreParseRule::increment($filter->id);
                 // ++ the times we've matched
                 $matches[] = $filter;
                 // Check our actions and see if we should bail out early
                 if (isset($filter->actions) && !empty($filter->actions)) {
                     foreach ($filter->actions as $action_key => $action) {
                         switch ($action_key) {
                             case 'nothing':
                             case 'blackhole':
                             case 'redirect':
                             case 'bounce':
                                 return $matches;
                                 break;
                         }
                     }
                 }
             }
         }
     }
     return $matches;
 }