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<?php |
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/* |
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Copyright (c) 2010, Till Brehm, projektfarm Gmbh |
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All rights reserved. |
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Redistribution and use in source and binary forms, with or without modification, |
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are permitted provided that the following conditions are met: |
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* Redistributions of source code must retain the above copyright notice, |
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this list of conditions and the following disclaimer. |
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* Redistributions in binary form must reproduce the above copyright notice, |
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this list of conditions and the following disclaimer in the documentation |
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and/or other materials provided with the distribution. |
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* Neither the name of ISPConfig nor the names of its contributors |
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may be used to endorse or promote products derived from this software without |
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specific prior written permission. |
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, |
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INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
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OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
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NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, |
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EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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class mail_user_filter_plugin { |
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var $plugin_name = 'mail_user_filter_plugin'; |
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var $class_name = 'mail_user_filter_plugin'; |
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/* |
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This function is called when the plugin is loaded |
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*/ |
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function onLoad() { |
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global $app; |
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/* |
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Register for the events |
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*/ |
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$app->plugin->registerEvent('mail:mail_user_filter:on_after_insert', 'mail_user_filter_plugin', 'mail_user_filter_edit'); |
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$app->plugin->registerEvent('mail:mail_user_filter:on_after_update', 'mail_user_filter_plugin', 'mail_user_filter_edit'); |
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$app->plugin->registerEvent('mail:mail_user_filter:on_after_delete', 'mail_user_filter_plugin', 'mail_user_filter_del'); |
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$app->plugin->registerEvent('mailuser:mail_user_filter:on_after_insert', 'mail_user_filter_plugin', 'mail_user_filter_edit'); |
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$app->plugin->registerEvent('mailuser:mail_user_filter:on_after_update', 'mail_user_filter_plugin', 'mail_user_filter_edit'); |
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$app->plugin->registerEvent('mailuser:mail_user_filter:on_after_delete', 'mail_user_filter_plugin', 'mail_user_filter_del'); |
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} |
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/* |
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function to create the mail filter rule and insert it into the custom rules |
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field when a new mail filter is added or modified. |
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*/ |
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function mail_user_filter_edit($event_name, $page_form) { |
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global $app, $conf; |
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$mailuser = $app->db->queryOneRecord("SELECT custom_mailfilter FROM mail_user WHERE mailuser_id = ?", $page_form->dataRecord["mailuser_id"]); |
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$skip = false; |
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$lines = explode("\n", $mailuser['custom_mailfilter']); |
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$out = ''; |
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$found = false; |
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foreach($lines as $line) { |
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$line = rtrim($line); |
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if($line == '### BEGIN FILTER_ID:'.$page_form->id) { |
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$skip = true; |
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$found = true; |
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} |
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if($skip == false && $line != '') $out .= $line ."\n"; |
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if($line == '### END FILTER_ID:'.$page_form->id) { |
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if($page_form->dataRecord["active"] == 'y') $out .= $this->mail_user_filter_get_rule($page_form); |
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$skip = false; |
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} |
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} |
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// We did not found our rule, so we add it now as first rule. |
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if($found == false && $page_form->dataRecord["active"] == 'y') { |
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$new_rule = $this->mail_user_filter_get_rule($page_form); |
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$out = $new_rule . $out; |
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} |
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$app->db->datalogUpdate('mail_user', array("custom_mailfilter" => $out), 'mailuser_id', $page_form->dataRecord["mailuser_id"]); |
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} |
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function mail_user_filter_del($event_name, $page_form) { |
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global $app, $conf; |
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$mailuser = $app->db->queryOneRecord("SELECT custom_mailfilter FROM mail_user WHERE mailuser_id = ?", $page_form->dataRecord["mailuser_id"]); |
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$skip = false; |
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$lines = explode("\n", $mailuser['custom_mailfilter']); |
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$out = ''; |
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foreach($lines as $line) { |
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$line = trim($line); |
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if($line == '### BEGIN FILTER_ID:'.$page_form->id) { |
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$skip = true; |
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} |
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if($skip == false && $line != '') $out .= $line ."\n"; |
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if($line == '### END FILTER_ID:'.$page_form->id) { |
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$skip = false; |
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} |
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} |
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$app->db->datalogUpdate('mail_user', array("custom_mailfilter" => $out), 'mailuser_id', $page_form->dataRecord["mailuser_id"]); |
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} |
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/* |
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private function to create the mail filter rules in maildrop or sieve format. |
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*/ |
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private function mail_user_filter_get_rule($page_form) { |
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global $app, $conf; |
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$app->uses("getconf"); |
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$mailuser_rec = $app->db->queryOneRecord("SELECT server_id FROM mail_user WHERE mailuser_id = ?", $page_form->dataRecord["mailuser_id"]); |
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$mail_config = $app->getconf->get_server_config($app->functions->intval($mailuser_rec["server_id"]), 'mail'); |
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if($mail_config['mail_filter_syntax'] == 'sieve') { |
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// ####################################################### |
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// Filter in Sieve Syntax |
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// ####################################################### |
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$content = ''; |
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$content .= '### BEGIN FILTER_ID:'.$page_form->id."\n"; |
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//$content .= 'require ["fileinto", "regex", "vacation"];'."\n"; |
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if($page_form->dataRecord["op"] == 'domain') { |
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$content .= 'if address :domain :is "'.strtolower($page_form->dataRecord["source"]).'" "'.$page_form->dataRecord["searchterm"].'" {'."\n"; |
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} elseif ($page_form->dataRecord["op"] == 'localpart') { |
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$content .= 'if address :localpart :is "'.strtolower($page_form->dataRecord["source"]).'" "'.$page_form->dataRecord["searchterm"].'" {'."\n"; |
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} elseif ($page_form->dataRecord["source"] == 'Size') { |
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if(substr(trim($page_form->dataRecord["searchterm"]),-1) == 'k' || substr(trim($page_form->dataRecord["searchterm"]),-1) == 'K') { |
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$unit = 'k'; |
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} else { |
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$unit = 'm'; |
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} |
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$content .= 'if size :over '.intval($page_form->dataRecord["searchterm"]).$unit.' {'."\n"; |
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} else { |
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if($page_form->dataRecord["source"] == 'Header') { |
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$parts = explode(':',trim($page_form->dataRecord["searchterm"])); |
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$page_form->dataRecord["source"] = trim($parts[0]); |
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unset($parts[0]); |
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$page_form->dataRecord["searchterm"] = trim(implode(':',$parts)); |
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unset($parts); |
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} |
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$content .= 'if header :regex ["'.strtolower($page_form->dataRecord["source"]).'"] ["'; |
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$searchterm = preg_quote($page_form->dataRecord["searchterm"]); |
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$searchterm = str_replace( |
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array( |
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'"', |
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'\\[', |
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'\\]' |
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), |
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array( |
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'\\"', |
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'\\\\[', |
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'\\\\]' |
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), $searchterm); |
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if($page_form->dataRecord["op"] == 'contains') { |
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$content .= ".*".$searchterm; |
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} elseif ($page_form->dataRecord["op"] == 'is') { |
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$content .= "^".$searchterm."$"; |
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} elseif ($page_form->dataRecord["op"] == 'begins') { |
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$content .= "^".$searchterm.""; |
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} elseif ($page_form->dataRecord["op"] == 'ends') { |
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$content .= ".*".$searchterm."$"; |
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} |
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$content .= '"] {'."\n"; |
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} |
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if($page_form->dataRecord["action"] == 'move') { |
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$content .= ' fileinto "'.$page_form->dataRecord["target"].'";' . "\n stop;\n"; |
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} elseif ($page_form->dataRecord["action"] == 'keep') { |
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$content .= " keep;\n"; |
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} elseif ($page_form->dataRecord["action"] == 'stop') { |
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$content .= " stop;\n"; |
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} elseif ($page_form->dataRecord["action"] == 'reject') { |
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$content .= ' reject "'.$page_form->dataRecord["target"].'"; stop;\n\n'; |
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} else { |
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$content .= " discard;\n stop;\n"; |
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} |
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$content .= "}\n"; |
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$content .= '### END FILTER_ID:'.$page_form->id."\n"; |
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} else { |
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// ####################################################### |
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// Filter in Maildrop Syntax |
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// ####################################################### |
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$content = ''; |
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$content .= '### BEGIN FILTER_ID:'.$page_form->id."\n"; |
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$TargetNoQuotes = $page_form->dataRecord["target"]; |
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$TargetQuotes = "\"$TargetNoQuotes\""; |
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$TestChDirNoQuotes = '$DEFAULT/.'.$TargetNoQuotes; |
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$TestChDirQuotes = "\"$TestChDirNoQuotes\""; |
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$MailDirMakeNoQuotes = $TargetQuotes.' $DEFAULT'; |
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$EchoTargetFinal = $TargetNoQuotes; |
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if($page_form->dataRecord["action"] == 'move') { |
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$content .= " |
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`test -e ".$TestChDirQuotes." && exit 1 || exit 0` |
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if ( ".'$RETURNCODE'." != 1 ) |
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{ |
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`maildirmake -f $MailDirMakeNoQuotes` |
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`chmod -R 0700 ".$TestChDirQuotes."` |
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`echo \"INBOX.$EchoTargetFinal\" >> ".'$DEFAULT'."/courierimapsubscribed` |
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} |
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"; |
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} |
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$content .= "if (/^".$page_form->dataRecord["source"].": "; |
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$searchterm = preg_quote($page_form->dataRecord["searchterm"]); |
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if($page_form->dataRecord["op"] == 'contains') { |
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$content .= ".*".$searchterm."/:h)\n"; |
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} elseif ($page_form->dataRecord["op"] == 'is') { |
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$content .= $searchterm."$/:h)\n"; |
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} elseif ($page_form->dataRecord["op"] == 'begins') { |
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$content .= $searchterm."/:h)\n"; |
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} elseif ($page_form->dataRecord["op"] == 'ends') { |
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$content .= ".*".$searchterm."$/:h)\n"; |
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} |
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$content .= "{\n"; |
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$content .= "exception {\n"; |
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if($page_form->dataRecord["action"] == 'move') { |
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$content .= 'ID' . "$page_form->id" . 'EndFolder = "$DEFAULT/.' . $page_form->dataRecord['target'] . '/"' . "\n"; |
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$content .= "xfilter \"/usr/bin/formail -A \\\"X-User-Mail-Filter-ID"."$page_form->id".": Yes\\\"\"" . "\n"; |
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$content .= "to ". '$ID' . "$page_form->id" . 'EndFolder' . "\n"; |
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} else { |
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$content .= "to /dev/null\n"; |
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} |
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$content .= "}\n"; |
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$content .= "}\n"; |
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//} |
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$content .= '### END FILTER_ID:'.$page_form->id."\n"; |
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} |
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return $content; |
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} |
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} // end class |
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?> |