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