Extension:SearchLog.php

<?php

1. Extension:SearchLog
2. - Licenced under LGPL (http://www.gnu.org/copyleft/lesser.html)
3. - Author: User:Nad
4. - Started: 2007-05-16

if (!defined('MEDIAWIKI')) die('Not an entry point.');

define('SEARCHLOG_VERSION','1.0.5, 2007-09-06');

$wgSearchLogPath = dirname(__FILE__); $wgSearchLogFile = "$wgSearchLogPath/logs/".ereg_replace('^www.',,$_SERVER['SERVER_NAME']); $wgSearchLogEntireLog = 'Entire log'; # Should be a message $wgSearchLogDateFormat = '%b %Y'; $wgSearchLogReportHeading = "Search keywords used over \$1 period"; # Should be a message $wgSearchLogGroup = ; # restrict viewing to a particular group by setting this $wgExtensionFunctions[] = 'wfSetupSearchLog';

$wgExtensionCredits['specialpage'][] = array( 'name' => 'Special:SearchLog', 'author' => 'User:Nad', 'description' => 'Logs usage of the search box and allows reporting of keyword totals during given time periods', 'url' => 'http://www.mediawiki.org/wiki/Extension:SearchLog', 'version' => SEARCHLOG_VERSION );

require_once "$IP/includes/SpecialPage.php";

class SpecialSearchLog extends SpecialPage {

# Constructor function SpecialSearchLog() { global $wgSearchLogGroup; SpecialPage::SpecialPage('SearchLog',$wgSearchLogGroup); }

# Override SpecialPage::execute() function execute() { global $wgOut,$wgSearchLogFile,$wgSearchLogEntireLog,$wgSearchLogReportHeading,$wgSearchLogDateFormat; $this->setHeaders(); $title = Title::makeTitle(NS_SPECIAL,'SearchLog'); $period = isset($_REQUEST['period']) ? $_REQUEST['period'] : false; $error = ;

# Get the dates of the first and last entries for the dropdown list range if ($fh = fopen($wgSearchLogFile,'r')) { if (ereg('^([0-9]{4})([0-9]{2})[0-9]{2},',fread($fh,16),$match)) list(,$y1,$m1) = $match; $len = fstat($fh); $len = $len['size'] % 1024; fseek($fh,-$len,SEEK_END); $end = explode("\n",fread($fh,$len)); $end = $end[count($end)-2]; if (ereg('^([0-9]{4})([0-9]{2})[0-9]{2},',$end,$match)) list(,$y2,$m2) = $match; fclose($fh); }

               # Construct a list of months if first and last successfully obtained
               $months = ;
               if ($y1 && $y2) while (($y1*100+$m1) <= ($y2*100+$m2)) {
                       $p = strftime($wgSearchLogDateFormat,mktime(0,0,0,$m1,1,$y1));
                       $selected = $p == $period ? ' selected' : ;
                       $months .= "<option$selected>$p</option>\n";
                       if ($m1 == 12) { $m1 = 1; $y1++; } else $m1++;
                       }

# Render the months as a dropdown-list $wgOut->addHTML( wfElement('form',array('action' => $title->getLocalURL('action=submit'),'method' => 'POST'),null) . "Select time period: <select name=\"period\"><option>$wgSearchLogEntireLog</option>$months</select>" . wfElement('input',array('type' => 'submit')) . '</form>' );

# Generate a report if a period was specified if ($period === false) $period = $wgSearchLogEntireLog; if ($period) { $heading = str_replace('$1',$period,$wgSearchLogReportHeading); $wgOut->addWikiText("== $heading ==",true); if ($fh = fopen($wgSearchLogFile,'r')) {

# Scan the file and sum the search phrases over the period $total = array(); while (!feof($fh)) { if (preg_match('/^([0-9]{4})([0-9]{2})([0-9]{2}),(.+?),(.+?),(.+?),(.+)$/',fgets($fh),$match)) { list(,$y,$m,$d,$time,$user,$type,$phrase) = $match; $p = strftime($wgSearchLogDateFormat,mktime(0,0,0,$m,1,$y)); if ($period == $wgSearchLogEntireLog || $period == $p) $total[strtolower(trim($phrase))]++; } } fclose($fh);

                               # Render the totals in a table

$table = "\n

\n"; $table .= ""; foreach ($total as $k => $v) $table .= "\n"; $table .= "

Search phrase	Number of occurences during period
$k	$v

\n";

} else $error = "Couldn't open log file $wgSearchLogFile"; if ($error) $wgOut->addWikiText($error,true); else $wgOut->addWikiText($table,true); } }

}

1. Called from $wgExtensionFunctions array when initialising extensions

function wfSetupSearchLog() { global $wgLanguageCode,$wgMessageCache,$wgSearchLogFile,$wgUser;

# If a search has been posted, log the info if (isset($_REQUEST['search'])) { $search = $_REQUEST['search']; if (isset($_REQUEST['fulltext'])) $type = 'fulltext'; elseif (isset($_REQUEST['go'])) $type = 'go'; else $type = 'other';

# Append the data to the file if (empty($search)) $search = $_REQUEST[$type]; if ($fh = fopen($wgSearchLogFile,'a')) { $text = date('Ymd,H:i:s,').$wgUser->getName().",$type,$search"; fwrite($fh,"$text\n"); fclose($fh); } }

# Add the messages used by the specialpage $wgMessageCache->addMessages(array('searchlog' => 'Search Log'));

# Add the specialpage to the environment SpecialPage::addPage(new SpecialSearchLog()); } ?>