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<?php
/**
* Simple script that try to find documented hook and hooks actually
* in the code and show what's missing.
*
* This script assumes that:
* - hooks names in hooks.txt are at the beginning of a line and single quoted.
* - hooks names in code are the first parameter of wfRunHooks.
*
* if --online option is passed, the script will compare the hooks in the code
* with the ones at http://www.mediawiki.org/wiki/Manual:Hooks
*
* Any instance of wfRunHooks that doesn't meet these parameters will be noted.
*
* @file
* @ingroup Maintenance
*
* @author Ashar Voultoiz <hashar@altern.org>
* @copyright Copyright © Ashar voultoiz
* @license http://www.gnu.org/copyleft/gpl.html GNU General Public Licence 2.0 or later
*/
/** This is a command line script*/
include('commandLine.inc');
# GLOBALS
$doc = $IP . '/docs/hooks.txt';
$pathinc = array(
$IP.'/',
$IP.'/includes/',
$IP.'/includes/api/',
$IP.'/includes/db/',
$IP.'/includes/filerepo/',
$IP.'/includes/parser/',
$IP.'/includes/specials/',
$IP.'/languages/',
$IP.'/maintenance/',
$IP.'/skins/',
);
# FUNCTIONS
/**
* @return array of documented hooks
*/
function getHooksFromDoc() {
global $doc, $options;
$m = array();
if( isset( $options['online'] ) ){
$content = Http::get( 'http://www.mediawiki.org/w/index.php?title=Manual:Hooks&action=raw' );
preg_match_all( '/\[\[\/([a-zA-Z0-9-_:]+)\|/', $content, $m );
} else {
$content = file_get_contents( $doc );
preg_match_all( "/\n'(.*?)'/", $content, $m );
}
return array_unique( $m[1] );
}
/**
* Get hooks from a PHP file
* @param $file Full filename to the PHP file.
* @return array of hooks found.
*/
function getHooksFromFile( $file ) {
$content = file_get_contents( $file );
$m = array();
preg_match_all( '/wfRunHooks\(\s*([\'"])(.*?)\1/', $content, $m);
return $m[2];
}
/**
* Get hooks from the source code.
* @param $path Directory where the include files can be found
* @return array of hooks found.
*/
function getHooksFromPath( $path ) {
$hooks = array();
if( $dh = opendir($path) ) {
while(($file = readdir($dh)) !== false) {
if( filetype($path.$file) == 'file' ) {
$hooks = array_merge( $hooks, getHooksFromFile($path.$file) );
}
}
closedir($dh);
}
return $hooks;
}
/**
* Get bad hooks (where the hook name could not be determined) from a PHP file
* @param $file Full filename to the PHP file.
* @return array of bad wfRunHooks() lines
*/
function getBadHooksFromFile( $file ) {
$content = file_get_contents( $file );
$m = array();
# We want to skip the "function wfRunHooks()" one. :)
preg_match_all( '/(?<!function )wfRunHooks\(\s*[^\s\'"].*/', $content, $m);
$list = array();
foreach( $m[0] as $match ){
$list[] = $match . "(" . $file . ")";
}
return $list;
}
/**
* Get bad hooks from the source code.
* @param $path Directory where the include files can be found
* @return array of bad wfRunHooks() lines
*/
function getBadHooksFromPath( $path ) {
$hooks = array();
if( $dh = opendir($path) ) {
while(($file = readdir($dh)) !== false) {
# We don't want to read this file as it contains bad calls to wfRunHooks()
if( filetype( $path.$file ) == 'file' && !$path.$file == __FILE__ ) {
$hooks = array_merge( $hooks, getBadHooksFromFile($path.$file) );
}
}
closedir($dh);
}
return $hooks;
}
/**
* Nicely output the array
* @param $msg A message to show before the value
* @param $arr An array
* @param $sort Boolean : wheter to sort the array (Default: true)
*/
function printArray( $msg, $arr, $sort = true ) {
if($sort) asort($arr);
foreach($arr as $v) echo "$msg: $v\n";
}
# MAIN
$documented = getHooksFromDoc($doc);
$potential = array();
$bad = array();
foreach( $pathinc as $dir ) {
$potential = array_merge( $potential, getHooksFromPath( $dir ) );
$bad = array_merge( $bad, getBadHooksFromPath( $dir ) );
}
$potential = array_unique( $potential );
$bad = array_unique( $bad );
$todo = array_diff( $potential, $documented );
$deprecated = array_diff( $documented, $potential );
// let's show the results:
printArray('undocumented', $todo );
printArray('not found', $deprecated );
printArray('unclear hook calls', $bad );
if ( count( $todo ) == 0 && count( $deprecated ) == 0 && count( $bad ) == 0 )
echo "Looks good!\n";
|
