*/
public $siteParamsCallback = null;
+ /**
+ * Configuration cache for getConfig()
+ * @var array
+ */
+ protected $cfgCache = array();
+
/**
* Retrieves a configuration setting for a given wiki.
- * @param $settingName String ID of the setting name to retrieve
- * @param $wiki String Wiki ID of the wiki in question.
- * @param $suffix String The suffix of the wiki in question.
- * @param $params Array List of parameters. $.'key' is replaced by $value in all returned data.
- * @param $wikiTags Array The tags assigned to the wiki.
+ * @param string $settingName ID of the setting name to retrieve
+ * @param string $wiki Wiki ID of the wiki in question.
+ * @param string $suffix The suffix of the wiki in question.
+ * @param array $params List of parameters. $.'key' is replaced by $value in all returned data.
+ * @param array $wikiTags The tags assigned to the wiki.
* @return Mixed the value of the setting requested.
*/
public function get( $settingName, $wiki, $suffix = null, $params = array(), $wikiTags = array() ) {
/**
* Really retrieves a configuration setting for a given wiki.
*
- * @param $settingName String ID of the setting name to retrieve.
- * @param $wiki String Wiki ID of the wiki in question.
- * @param $params Array: array of parameters.
+ * @param string $settingName ID of the setting name to retrieve.
+ * @param string $wiki Wiki ID of the wiki in question.
+ * @param array $params array of parameters.
* @return Mixed the value of the setting requested.
*/
protected function getSetting( $settingName, $wiki, /*array*/ $params ) {
$retval = null;
- if( array_key_exists( $settingName, $this->settings ) ) {
+ if ( array_key_exists( $settingName, $this->settings ) ) {
$thisSetting =& $this->settings[$settingName];
do {
// Do individual wiki settings
- if( array_key_exists( $wiki, $thisSetting ) ) {
+ if ( array_key_exists( $wiki, $thisSetting ) ) {
$retval = $thisSetting[$wiki];
break;
} elseif ( array_key_exists( "+$wiki", $thisSetting ) && is_array( $thisSetting["+$wiki"] ) ) {
}
// Do tag settings
- foreach( $params['tags'] as $tag ) {
- if( array_key_exists( $tag, $thisSetting ) ) {
+ foreach ( $params['tags'] as $tag ) {
+ if ( array_key_exists( $tag, $thisSetting ) ) {
if ( isset( $retval ) && is_array( $retval ) && is_array( $thisSetting[$tag] ) ) {
$retval = self::arrayMerge( $retval, $thisSetting[$tag] );
} else {
$retval = $thisSetting[$tag];
}
break 2;
- } elseif( array_key_exists( "+$tag", $thisSetting ) && is_array( $thisSetting["+$tag"] ) ) {
- if( !isset( $retval ) ) {
+ } elseif ( array_key_exists( "+$tag", $thisSetting ) && is_array( $thisSetting["+$tag"] ) ) {
+ if ( !isset( $retval ) ) {
$retval = array();
}
$retval = self::arrayMerge( $retval, $thisSetting["+$tag"] );
}
// Do suffix settings
$suffix = $params['suffix'];
- if( !is_null( $suffix ) ) {
- if( array_key_exists( $suffix, $thisSetting ) ) {
+ if ( !is_null( $suffix ) ) {
+ if ( array_key_exists( $suffix, $thisSetting ) ) {
if ( isset( $retval ) && is_array( $retval ) && is_array( $thisSetting[$suffix] ) ) {
$retval = self::arrayMerge( $retval, $thisSetting[$suffix] );
} else {
$retval = $thisSetting[$suffix];
}
break;
- } elseif ( array_key_exists( "+$suffix", $thisSetting ) && is_array($thisSetting["+$suffix"]) ) {
+ } elseif ( array_key_exists( "+$suffix", $thisSetting ) && is_array( $thisSetting["+$suffix"] ) ) {
if ( !isset( $retval ) ) {
$retval = array();
}
}
// Fall back to default.
- if( array_key_exists( 'default', $thisSetting ) ) {
- if( is_array( $retval ) && is_array( $thisSetting['default'] ) ) {
+ if ( array_key_exists( 'default', $thisSetting ) ) {
+ if ( is_array( $retval ) && is_array( $thisSetting['default'] ) ) {
$retval = self::arrayMerge( $retval, $thisSetting['default'] );
} else {
$retval = $thisSetting['default'];
} while ( false );
}
- if( !is_null( $retval ) && count( $params['params'] ) ) {
+ if ( !is_null( $retval ) && count( $params['params'] ) ) {
foreach ( $params['params'] as $key => $value ) {
$retval = $this->doReplace( '$' . $key, $value, $retval );
}
* @return string
*/
function doReplace( $from, $to, $in ) {
- if( is_string( $in ) ) {
+ if ( is_string( $in ) ) {
return str_replace( $from, $to, $in );
- } elseif( is_array( $in ) ) {
- foreach( $in as $key => $val ) {
+ } elseif ( is_array( $in ) ) {
+ foreach ( $in as $key => $val ) {
$in[$key] = $this->doReplace( $from, $to, $val );
}
return $in;
/**
* Gets all settings for a wiki
- * @param $wiki String Wiki ID of the wiki in question.
- * @param $suffix String The suffix of the wiki in question.
- * @param $params Array List of parameters. $.'key' is replaced by $value in all returned data.
- * @param $wikiTags Array The tags assigned to the wiki.
+ * @param string $wiki Wiki ID of the wiki in question.
+ * @param string $suffix The suffix of the wiki in question.
+ * @param array $params List of parameters. $.'key' is replaced by $value in all returned data.
+ * @param array $wikiTags The tags assigned to the wiki.
* @return Array Array of settings requested.
*/
public function getAll( $wiki, $suffix = null, $params = array(), $wikiTags = array() ) {
$params = $this->mergeParams( $wiki, $suffix, $params, $wikiTags );
$localSettings = array();
- foreach( $this->settings as $varname => $stuff ) {
+ foreach ( $this->settings as $varname => $stuff ) {
$append = false;
$var = $varname;
if ( substr( $varname, 0, 1 ) == '+' ) {
/**
* Retrieves a configuration setting for a given wiki, forced to a boolean.
- * @param $setting String ID of the setting name to retrieve
- * @param $wiki String Wiki ID of the wiki in question.
- * @param $suffix String The suffix of the wiki in question.
- * @param $wikiTags Array The tags assigned to the wiki.
+ * @param string $setting ID of the setting name to retrieve
+ * @param string $wiki Wiki ID of the wiki in question.
+ * @param string $suffix The suffix of the wiki in question.
+ * @param array $wikiTags The tags assigned to the wiki.
* @return bool The value of the setting requested.
*/
public function getBool( $setting, $wiki, $suffix = null, $wikiTags = array() ) {
- return (bool)($this->get( $setting, $wiki, $suffix, array(), $wikiTags ) );
+ return (bool)$this->get( $setting, $wiki, $suffix, array(), $wikiTags );
}
/**
/**
* Retrieves the value of a given setting, and places it in a variable passed by reference.
- * @param $setting String ID of the setting name to retrieve
- * @param $wiki String Wiki ID of the wiki in question.
- * @param $suffix String The suffix of the wiki in question.
- * @param $var array Reference The variable to insert the value into.
- * @param $params Array List of parameters. $.'key' is replaced by $value in all returned data.
- * @param $wikiTags Array The tags assigned to the wiki.
+ * @param string $setting ID of the setting name to retrieve
+ * @param string $wiki Wiki ID of the wiki in question.
+ * @param string $suffix The suffix of the wiki in question.
+ * @param array $var Reference The variable to insert the value into.
+ * @param array $params List of parameters. $.'key' is replaced by $value in all returned data.
+ * @param array $wikiTags The tags assigned to the wiki.
*/
public function extractVar( $setting, $wiki, $suffix, &$var, $params = array(), $wikiTags = array() ) {
$value = $this->get( $setting, $wiki, $suffix, $params, $wikiTags );
/**
* Retrieves the value of a given setting, and places it in its corresponding global variable.
- * @param $setting String ID of the setting name to retrieve
- * @param $wiki String Wiki ID of the wiki in question.
- * @param $suffix String The suffix of the wiki in question.
- * @param $params Array List of parameters. $.'key' is replaced by $value in all returned data.
- * @param $wikiTags Array The tags assigned to the wiki.
+ * @param string $setting ID of the setting name to retrieve
+ * @param string $wiki Wiki ID of the wiki in question.
+ * @param string $suffix The suffix of the wiki in question.
+ * @param array $params List of parameters. $.'key' is replaced by $value in all returned data.
+ * @param array $wikiTags The tags assigned to the wiki.
*/
public function extractGlobal( $setting, $wiki, $suffix = null, $params = array(), $wikiTags = array() ) {
$params = $this->mergeParams( $wiki, $suffix, $params, $wikiTags );
/**
* Retrieves the values of all settings, and places them in their corresponding global variables.
- * @param $wiki String Wiki ID of the wiki in question.
- * @param $suffix String The suffix of the wiki in question.
- * @param $params Array List of parameters. $.'key' is replaced by $value in all returned data.
- * @param $wikiTags Array The tags assigned to the wiki.
+ * @param string $wiki Wiki ID of the wiki in question.
+ * @param string $suffix The suffix of the wiki in question.
+ * @param array $params List of parameters. $.'key' is replaced by $value in all returned data.
+ * @param array $wikiTags The tags assigned to the wiki.
*/
public function extractAllGlobals( $wiki, $suffix = null, $params = array(), $wikiTags = array() ) {
$params = $this->mergeParams( $wiki, $suffix, $params, $wikiTags );
'params' => array(),
);
- if( !is_callable( $this->siteParamsCallback ) ) {
+ if ( !is_callable( $this->siteParamsCallback ) ) {
return $default;
}
$ret = call_user_func_array( $this->siteParamsCallback, array( $this, $wiki ) );
# Validate the returned value
- if( !is_array( $ret ) ) {
+ if ( !is_array( $ret ) ) {
return $default;
}
- foreach( $default as $name => $def ) {
- if( !isset( $ret[$name] ) || ( is_array( $default[$name] ) && !is_array( $ret[$name] ) ) ) {
+ foreach ( $default as $name => $def ) {
+ if ( !isset( $ret[$name] ) || ( is_array( $default[$name] ) && !is_array( $ret[$name] ) ) ) {
$ret[$name] = $default[$name];
}
}
* by self::$siteParamsCallback for backward compatibility
* Values returned by self::getWikiParams() have the priority.
*
- * @param $wiki String Wiki ID of the wiki in question.
- * @param $suffix String The suffix of the wiki in question.
- * @param $params Array List of parameters. $.'key' is replaced by $value in
+ * @param string $wiki Wiki ID of the wiki in question.
+ * @param string $suffix The suffix of the wiki in question.
+ * @param array $params List of parameters. $.'key' is replaced by $value in
* all returned data.
- * @param $wikiTags Array The tags assigned to the wiki.
+ * @param array $wikiTags The tags assigned to the wiki.
* @return array
*/
protected function mergeParams( $wiki, $suffix, /*array*/ $params, /*array*/ $wikiTags ) {
$ret = $this->getWikiParams( $wiki );
- if( is_null( $ret['suffix'] ) ) {
+ if ( is_null( $ret['suffix'] ) ) {
$ret['suffix'] = $suffix;
}
$ret['params'] += $params;
// Automatically fill that ones if needed
- if( !isset( $ret['params']['lang'] ) && !is_null( $ret['lang'] ) ) {
+ if ( !isset( $ret['params']['lang'] ) && !is_null( $ret['lang'] ) ) {
$ret['params']['lang'] = $ret['lang'];
}
- if( !isset( $ret['params']['site'] ) && !is_null( $ret['suffix'] ) ) {
+ if ( !isset( $ret['params']['site'] ) && !is_null( $ret['suffix'] ) ) {
$ret['params']['site'] = $ret['suffix'];
}
public function siteFromDB( $db ) {
// Allow override
$def = $this->getWikiParams( $db );
- if( !is_null( $def['suffix'] ) && !is_null( $def['lang'] ) ) {
+ if ( !is_null( $def['suffix'] ) && !is_null( $def['lang'] ) ) {
return array( $def['suffix'], $def['lang'] );
}
$site = null;
$lang = null;
- foreach ( $this->suffixes as $suffix ) {
+ foreach ( $this->suffixes as $altSite => $suffix ) {
if ( $suffix === '' ) {
$site = '';
$lang = $db;
break;
} elseif ( substr( $db, -strlen( $suffix ) ) == $suffix ) {
- $site = $suffix == 'wiki' ? 'wikipedia' : $suffix;
+ $site = is_numeric( $altSite ) ? $suffix : $altSite;
$lang = substr( $db, 0, strlen( $db ) - strlen( $suffix ) );
break;
}
return array( $site, $lang );
}
+ /**
+ * Get the resolved (post-setup) configuration of a potentially foreign wiki.
+ * For foreign wikis, this is expensive, and only works if maintenance
+ * scripts are setup to handle the --wiki parameter such as in wiki farms.
+ *
+ * @param string $wiki
+ * @param array|string $settings A setting name or array of setting names
+ * @return Array|mixed Array if $settings is an array, otherwise the value
+ * @throws MWException
+ * @since 1.21
+ */
+ public function getConfig( $wiki, $settings ) {
+ global $IP;
+
+ $multi = is_array( $settings );
+ $settings = (array)$settings;
+ if ( $wiki === wfWikiID() ) { // $wiki is this wiki
+ $res = array();
+ foreach ( $settings as $name ) {
+ if ( !preg_match( '/^wg[A-Z]/', $name ) ) {
+ throw new MWException( "Variable '$name' does start with 'wg'." );
+ } elseif ( !isset( $GLOBALS[$name] ) ) {
+ throw new MWException( "Variable '$name' is not set." );
+ }
+ $res[$name] = $GLOBALS[$name];
+ }
+ } else { // $wiki is a foreign wiki
+ if ( isset( $this->cfgCache[$wiki] ) ) {
+ $res = array_intersect_key( $this->cfgCache[$wiki], array_flip( $settings ) );
+ if ( count( $res ) == count( $settings ) ) {
+ return $res; // cache hit
+ }
+ } elseif ( !in_array( $wiki, $this->wikis ) ) {
+ throw new MWException( "No such wiki '$wiki'." );
+ } else {
+ $this->cfgCache[$wiki] = array();
+ }
+ $retVal = 1;
+ $cmd = wfShellWikiCmd(
+ "$IP/maintenance/getConfiguration.php",
+ array(
+ '--wiki', $wiki,
+ '--settings', implode( ' ', $settings ),
+ '--format', 'PHP'
+ )
+ );
+ // ulimit5.sh breaks this call
+ $data = trim( wfShellExec( $cmd, $retVal, array(), array( 'memory' => 0 ) ) );
+ if ( $retVal != 0 || !strlen( $data ) ) {
+ throw new MWException( "Failed to run getConfiguration.php." );
+ }
+ $res = unserialize( $data );
+ if ( !is_array( $res ) ) {
+ throw new MWException( "Failed to unserialize configuration array." );
+ }
+ $this->cfgCache[$wiki] = $this->cfgCache[$wiki] + $res;
+ }
+
+ return $multi ? $res : current( $res );
+ }
+
/**
* Returns true if the given vhost is handled locally.
* @param $vhost String
*/
static function arrayMerge( $array1/* ... */ ) {
$out = $array1;
- for( $i = 1; $i < func_num_args(); $i++ ) {
- foreach( func_get_arg( $i ) as $key => $value ) {
+ for ( $i = 1; $i < func_num_args(); $i++ ) {
+ foreach ( func_get_arg( $i ) as $key => $value ) {
if ( isset( $out[$key] ) && is_array( $out[$key] ) && is_array( $value ) ) {
$out[$key] = self::arrayMerge( $out[$key], $value );
} elseif ( !isset( $out[$key] ) || !$out[$key] && !is_numeric( $key ) ) {