95 lines
3.0 KiB
PHP
95 lines
3.0 KiB
PHP
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<?php
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/*
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* StatusNet - the distributed open-source microblogging tool
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* Copyright (C) 2010, StatusNet, Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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if (!defined('STATUSNET')) {
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exit(1);
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}
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/**
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* Example to disable all debug messages and those containing 'About to push':
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* addPlugin('LogFilter', array(
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* 'priority' => array(LOG_DEBUG => false),
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* 'regex' => array('/About to push/' => false)
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* ));
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*
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* @todo add an admin panel
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*
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* @package LogFilterPlugin
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* @maintainer Brion Vibber <brion@status.net>
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*/
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class LogFilterPlugin extends Plugin
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{
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public $default = true; // Set to false to require opting things in
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public $priority = array(); // override by priority: array(LOG_ERR => true, LOG_DEBUG => false)
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public $regex = array(); // override by regex match of message: array('/twitter/i' => false)
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function onPluginVersion(&$versions)
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{
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$versions[] = array('name' => 'LogFilter',
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'version' => STATUSNET_VERSION,
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'author' => 'Brion Vibber',
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'homepage' => 'http://status.net/wiki/Plugin:LogFilter',
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'rawdescription' =>
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_m('Provides server-side setting to filter log output by type or keyword.'));
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return true;
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}
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/**
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* Hook for the StartLog event in common_log().
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* If a message doesn't pass our filters, we'll abort it.
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*
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* @param string $priority
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* @param string $msg
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* @param string $filename
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* @return boolean hook result code
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*/
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function onStartLog(&$priority, &$msg, &$filename)
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{
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if ($this->filter($priority, $msg)) {
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// Let it through
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return true;
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} else {
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// Abort -- this line will go to /dev/null :)
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return false;
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}
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}
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/**
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* Do the filtering...
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*
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* @param string $priority
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* @param string $msg
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* @return boolean true to let the log message be processed
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*/
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function filter($priority, $msg)
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{
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$state = $this->default;
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if (array_key_exists($priority, $this->priority)) {
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$state = $this->priority[$priority];
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}
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foreach ($this->regex as $regex => $override) {
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if (preg_match($regex, $msg)) {
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$state = $override;
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}
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}
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return $state;
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}
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}
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