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<?php// This file is part of Moodle - http://moodle.org///// Moodle 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 3 of the License, or// (at your option) any later version.//// Moodle 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 Moodle. If not, see <http://www.gnu.org/licenses/>./*** Installation time string manager.** @package core* @copyright 2010 Petr Skoda {@link http://skodak.org}* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later*/defined('MOODLE_INTERNAL') || die();/*** Fetches minimum strings for installation** Minimalistic string fetching implementation* that is used in installer before we fetch the wanted* language pack from moodle.org lang download site.** @package core* @copyright 2010 Petr Skoda (http://skodak.org)* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later*/class core_string_manager_install implements core_string_manager {/** @var string location of pre-install packs for all langs */protected $installroot;/*** Crate new instance of install string manager*/public function __construct() {global $CFG;$this->installroot = "$CFG->dirroot/install/lang";}/*** Load all strings for one component* @param string $component The module the string is associated with* @param string $lang* @param bool $disablecache Do not use caches, force fetching the strings from sources* @param bool $disablelocal Do not use customized strings in xx_local language packs* @return array of all string for given component and lang*/public function load_component_strings($component, $lang, $disablecache = false, $disablelocal = false) {// Not needed in installer.return array();}/*** Does the string actually exist?** get_string() is throwing debug warnings, sometimes we do not want them* or we want to display better explanation of the problem.** Use with care!** @param string $identifier The identifier of the string to search for* @param string $component The module the string is associated with* @return boot true if exists*/public function string_exists($identifier, $component) {// Simple old style hack ;).$str = get_string($identifier, $component);return (strpos($str, '[[') === false);}/*** Has string been deprecated?** No deprecated string in installation, unused strings are simply removed.** @param string $identifier The identifier of the string to search for* @param string $component The module the string is associated with* @return bool true if deprecated*/public function string_deprecated($identifier, $component) {return false;}/*** Get String returns a requested string** @param string $identifier The identifier of the string to search for* @param string $component The module the string is associated with* @param string|object|array $a An object, string or number that can be used* within translation strings* @param string $lang moodle translation language, null means use current* @return string The String !*/public function get_string($identifier, $component = '', $a = null, $lang = null) {if (!$component) {$component = 'moodle';}if ($lang === null) {$lang = current_language();}// Get parent lang.$parent = '';if ($lang !== 'en' and $identifier !== 'parentlanguage' and $component !== 'langconfig') {if (file_exists("$this->installroot/$lang/langconfig.php")) {$string = array();include("$this->installroot/$lang/langconfig.php");if (isset($string['parentlanguage'])) {$parent = $string['parentlanguage'];}}}// Include en string first.if (!file_exists("$this->installroot/en/$component.php")) {return "[[$identifier]]";}$string = array();include("$this->installroot/en/$component.php");// Now override en with parent if defined.if ($parent and $parent !== 'en' and file_exists("$this->installroot/$parent/$component.php")) {include("$this->installroot/$parent/$component.php");}// Finally override with requested language.if ($lang !== 'en' and file_exists("$this->installroot/$lang/$component.php")) {include("$this->installroot/$lang/$component.php");}if (!isset($string[$identifier])) {return "[[$identifier]]";}$string = $string[$identifier];if ($a !== null) {if (is_object($a) or is_array($a)) {$a = (array)$a;$search = array();$replace = array();foreach ($a as $key => $value) {if (is_int($key)) {// We do not support numeric keys - sorry!continue;}$search[] = '{$a->' . $key . '}';$replace[] = (string)$value;}if ($search) {$string = str_replace($search, $replace, $string);}} else {$string = str_replace('{$a}', (string)$a, $string);}}return $string;}/*** Returns a localised list of all country names, sorted by country keys.** @param bool $returnall return all or just enabled* @param string $lang moodle translation language, null means use current* @return array two-letter country code => translated name.*/public function get_list_of_countries($returnall = false, $lang = null) {// Not used in installer.return array();}/*** Returns a localised list of languages, sorted by code keys.** @param string $lang moodle translation language, null means use current* @param string $standard language list standard* iso6392: three-letter language code (ISO 639-2/T) => translated name.* @return array language code => translated name*/public function get_list_of_languages($lang = null, $standard = 'iso6392') {// Not used in installer.return array();}/*** Checks if the translation exists for the language** @param string $lang moodle translation language code* @param bool $includeall include also disabled translations* @return bool true if exists*/public function translation_exists($lang, $includeall = true) {return file_exists($this->installroot . '/' . $lang . '/langconfig.php');}/*** Returns localised list of installed translations* @param bool $returnall return all or just enabled* @return array moodle translation code => localised translation name*/public function get_list_of_translations($returnall = false) {// Return all is ignored here - we need to know all langs in installer.$languages = array();// Get raw list of lang directories.$langdirs = get_list_of_plugins('install/lang');asort($langdirs);// Get some info from each lang.foreach ($langdirs as $lang) {if (file_exists($this->installroot . '/' . $lang . '/langconfig.php')) {$string = array();include($this->installroot . '/' . $lang . '/langconfig.php');if (!empty($string['thislanguage'])) {$languages[$lang] = $string['thislanguage'] . ' (' . $lang . ')';}}}// Return array.return $languages;}/*** Returns localised list of currencies.** @param string $lang moodle translation language, null means use current* @return array currency code => localised currency name*/public function get_list_of_currencies($lang = null) {// Not used in installer.return array();}/*** This implementation does not use any caches.** @param bool $phpunitreset true means called from our PHPUnit integration test reset*/public function reset_caches($phpunitreset = false) {// Nothing to do.}/*** Returns string revision counter, this is incremented after any string cache reset.* @return int lang string revision counter, -1 if unknown*/public function get_revision() {return -1;}}