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<?php
/**
* Localisation cache storage based on PHP files and static arrays.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
*/
/**
* @since 1.26
*/
class LCStoreStaticArray implements LCStore {
/** @var string|null Current language code. */
private $currentLang = null;
/** @var array Localisation data. */
private $data = array();
/** @var string File name. */
private $fname = null;
/** @var string Directory for cache files. */
private $directory;
public function __construct( $conf = array() ) {
global $wgCacheDirectory;
if ( isset( $conf['directory'] ) ) {
$this->directory = $conf['directory'];
} else {
$this->directory = $wgCacheDirectory;
}
}
public function startWrite( $code ) {
$this->currentLang = $code;
$this->fname = $this->directory . '/' . $code . '.l10n.php';
$this->data[$code] = array();
if ( file_exists( $this->fname ) ) {
$this->data[$code] = require $this->fname;
}
}
public function set( $key, $value ) {
$this->data[$this->currentLang][$key] = self::encode( $value );
}
/**
* Encodes a value into an array format
*
* @param mixed $value
* @return array
* @throws RuntimeException
*/
public static function encode( $value ) {
if ( is_scalar( $value ) || $value === null ) {
// [V]alue
return array( 'v', $value );
}
if ( is_object( $value ) ) {
// [S]erialized
return array( 's', serialize( $value ) );
}
if ( is_array( $value ) ) {
// [A]rray
return array( 'a', array_map( function ( $v ) {
return LCStoreStaticArray::encode( $v );
}, $value ) );
}
throw new RuntimeException( 'Cannot encode ' . var_export( $value, true ) );
}
/**
* Decode something that was encoded with encode
*
* @param array $encoded
* @return array|mixed
* @throws RuntimeException
*/
public static function decode( array $encoded ) {
$type = $encoded[0];
$data = $encoded[1];
switch ( $type ) {
case 'v':
return $data;
case 's':
return unserialize( $data );
case 'a':
return array_map( function ( $v ) {
return LCStoreStaticArray::decode( $v );
}, $data );
default:
throw new RuntimeException(
'Unable to decode ' . var_export( $encoded, true ) );
}
}
public function finishWrite() {
file_put_contents(
$this->fname,
"<?php\n" .
"// Generated by LCStoreStaticArray.php -- do not edit!\n" .
"return " .
var_export( $this->data[$this->currentLang], true ) . ';'
);
$this->currentLang = null;
$this->fname = null;
}
public function get( $code, $key ) {
if ( !array_key_exists( $code, $this->data ) ) {
$fname = $this->directory . '/' . $code . '.l10n.php';
if ( !file_exists( $fname ) ) {
return null;
}
$this->data[$code] = require $fname;
}
$data = $this->data[$code];
if ( array_key_exists( $key, $data ) ) {
return self::decode( $data[$key] );
}
return null;
}
}
|
