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366 lines
14 KiB
366 lines
14 KiB
<?php
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/* For licensing terms, see /license.txt */
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/**
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* SubLanguageManager class definition file
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* @package chamilo.admin.sublanguage
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* @todo clean this lib and move to main/inc/lib
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*/
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class SubLanguageManager {
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private function __construct() {
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//void
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}
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/**
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* Get all files of lang folder (forum.inc.php,gradebook.inc.php,notebook.inc.php)
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* @param String The lang path folder (/var/www/my_lms/main/lang/spanish)
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* @param bool true if we only want the "subname" trad4all instead of trad4all.inc.php
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* @return Array All file of lang folder
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*
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*/
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public static function get_lang_folder_files_list($path, $only_main_name = false) {
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$content_dir = array();
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if (is_dir($path)) {
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if ($dh = opendir($path)) {
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while (($file = readdir($dh)) !== false) {
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if ($file[0] <> '.' && substr($file, -4, strlen($file)) == '.php') {
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if ($only_main_name) {
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if ($file != '' && strpos($file, '.inc.php'))
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$content_dir[] = substr($file, 0, strpos($file, '.inc.php'));
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} else {
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$content_dir[] = $file;
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}
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}
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}
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}
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closedir($dh);
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return $content_dir;
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}
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}
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/**
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* Get all information of sub-language
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* @param Integer The parent id(Language father id)
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* @param Integer The sub language id
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* @return Array All information about sub-language
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*/
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public static function get_all_information_of_sub_language($parent_id, $sub_language_id) {
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$tbl_admin_languages = Database :: get_main_table(TABLE_MAIN_LANGUAGE);
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$sql = 'SELECT * FROM ' . $tbl_admin_languages . ' WHERE parent_id="' . Database::escape_string($parent_id) . '" AND id="' . Database::escape_string($sub_language_id) . '"';
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$rs = Database::query($sql);
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$all_information = array();
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while ($row = Database::fetch_array($rs, 'ASSOC')) {
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$all_information = $row;
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}
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return $all_information;
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}
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/**
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* Get all information of language
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* @param Integer The parent id(Language father id)
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* @return Array All information about language
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*/
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public static function get_all_information_of_language($parent_id) {
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$tbl_admin_languages = Database :: get_main_table(TABLE_MAIN_LANGUAGE);
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$sql = 'SELECT * FROM ' . $tbl_admin_languages . ' WHERE id = "' . intval($parent_id) . '"';
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$rs = Database::query($sql);
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$all_information = array();
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while ($row = Database::fetch_array($rs, 'ASSOC')) {
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$all_information = $row;
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}
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return $all_information;
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}
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/**
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* Get all information of chamilo file
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* @param String The chamilo path file (/var/www/chamilo/main/lang/spanish/gradebook.inc.php)
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* @patam Bool Whether we want to remove the '$' prefix in the results or not
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* @return Array Contains all information of chamilo file
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*/
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public static function get_all_language_variable_in_file($system_path_file, $get_as_string_index = false) {
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$res_list = array();
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if (!is_readable($system_path_file)) {
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return $res_list;
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}
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$info_file = file($system_path_file);
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foreach ($info_file as $line) {
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if (substr($line, 0, 1) != '$') {
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continue;
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}
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list($var, $val) = split('=', $line, 2);
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$var = trim($var);
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$val = trim($val);
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if ($get_as_string_index) { //remove the prefix $
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$var = substr($var, 1);
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}
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$res_list[$var] = $val;
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}
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return $res_list;
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}
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/**
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* Add file in sub-language directory and add header(tag php)
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* @param String The chamilo path file (/var/www/chamilo/main/lang/spanish/gradebook.inc.php)
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* @return bool
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*/
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public static function add_file_in_language_directory($system_path_file) {
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$return_value = false;
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$return_value = @file_put_contents($system_path_file, '<?php' . PHP_EOL);
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return $return_value;
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}
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/**
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* Write in file of sub-language
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* @param String The path file (/var/www/chamilo/main/lang/spanish/gradebook.inc.php)
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* @param String The new sub-language
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* @param String The language variable
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* @return Boolean True on success, False on error
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*/
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public static function write_data_in_file($path_file, $new_term, $new_variable) {
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$return_value = false;
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$new_data = $new_variable . '=' . $new_term;
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$resource = @fopen($path_file, "a");
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if (file_exists($path_file) && $resource) {
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if (fwrite($resource, $new_data . PHP_EOL) === false) {
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//not allow to write
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$return_value = false;
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} else {
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$return_value = true;
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}
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fclose($resource);
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}
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return $return_value;
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}
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/**
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* Add directory for sub-language
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* @param String The sub-language directory ( e.g. 'spanish_corporate' )
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* @return boolean True on success, false on failure
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*/
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public static function add_language_directory($sub_language_dir) {
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if (empty($sub_language_dir)) {
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return false;
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}
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$dir = api_get_path(SYS_LANG_PATH) . $sub_language_dir;
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if (is_dir($dir)) {
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return true;
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} //even if the dir already exists, we reach the objective of having the directory there
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return @mkdir($dir, api_get_permissions_for_new_directories());
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}
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/**
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* Delete sub-language.
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* In order to avoid deletion of main laguages, we check the existence of a parent
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* @param Integer The parent id
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* @return bool True on success, false on error
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*/
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public static function remove_sub_language($parent_id, $sub_language_id) {
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if (empty($parent_id) or (intval($parent_id) != $parent_id) or empty($sub_language_id) or (intval($sub_language_id) != $sub_language_id)) {
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return false;
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}
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$tbl_admin_languages = Database :: get_main_table(TABLE_MAIN_LANGUAGE);
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$sql = 'SELECT dokeos_folder FROM ' . $tbl_admin_languages . ' WHERE parent_id = ' . $parent_id . ' and id = ' . $sub_language_id;
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$res = Database::query($sql);
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if ($res === false or Database::num_rows($res) < 1) {
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return false;
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}
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$row = Database::fetch_assoc($res);
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$res = SubLanguageManager::remove_language_directory($row['dokeos_folder']);
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if ($res === false) {
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return false;
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} //can't delete dir, so do not delete language record
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$sql = 'DELETE FROM ' . $tbl_admin_languages . ' WHERE id="' . Database::escape_string($sub_language_id) . '" ';
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$res = Database::query($sql);
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return $res;
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}
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/**
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* Remove directory for sub-language
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* @param String The sub-language path directory ( e.g. 'spanish_corporate'' )
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* @return boolean True on success, false on failure
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*/
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public static function remove_language_directory($sub_language_dir) {
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if (empty($sub_language_dir)) {
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return false;
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}
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$dir = api_get_path(SYS_LANG_PATH) . $sub_language_dir;
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if (!is_dir($dir)) {
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return true;
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} //even if the dir does not exist, we reach the objective of not having the directory there
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$content = SubLanguageManager::get_lang_folder_files_list($dir);
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if (count($content) > 0) {
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foreach ($content as $value_content) {
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$path_file = $dir . '/' . $value_content;
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unlink($path_file);
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}
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return @rmdir($dir);
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} else {
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return @rmdir($dir);
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}
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}
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/**
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* check if language exist by id
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* @param Integer The language id
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* @return Boolean
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*/
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public static function check_if_exist_language_by_id($language_id) {
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$tbl_admin_languages = Database :: get_main_table(TABLE_MAIN_LANGUAGE);
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$sql = 'SELECT count(*) as count FROM ' . $tbl_admin_languages . ' WHERE id="' . intval($language_id) . '"';
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$rs = Database::query($sql);
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if (Database::num_rows($rs) > 0) {
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if (Database::result($rs, 0, 'count') == 1) {
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return true;
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} else {
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return false;
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}
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} else {
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return false;
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;
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}
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}
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/**
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* Get name of language by id
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* @param Integer The language id
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* @return String The original name of language
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*/
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public static function get_name_of_language_by_id($language_id) {
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$tbl_admin_languages = Database :: get_main_table(TABLE_MAIN_LANGUAGE);
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$sql = 'SELECT original_name FROM ' . $tbl_admin_languages . ' WHERE id="' . Database::escape_string($language_id) . '"';
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$rs = Database::query($sql);
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if (Database::num_rows($rs) > 0) {
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return Database::result($rs, 0, 'original_name');
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} else {
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return '';
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}
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}
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/**
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* Verified if language is sub-language
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* @param Integer The language id
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* @return Boolean
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*/
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public static function check_if_language_is_sub_language($language_id) {
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$tbl_admin_languages = Database :: get_main_table(TABLE_MAIN_LANGUAGE);
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$sql = 'SELECT count(*) AS count FROM ' . $tbl_admin_languages . ' WHERE id="' . Database::escape_string($language_id) . '" AND NOT ISNULL(parent_id)';
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$rs = Database::query($sql);
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if (Database::num_rows($rs) > 0 && Database::result($rs, '0', 'count') == 1) {
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return true;
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} else {
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return false;
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}
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}
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public static function check_if_language_is_used($language_id) {
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$language_info = self::get_all_information_of_language($language_id);
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$user_table = Database :: get_main_table(TABLE_MAIN_USER);
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$sql = 'SELECT count(*) AS count FROM ' . $user_table . ' WHERE language ="' . Database::escape_string($language_info['english_name']).'"';
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$rs = Database::query($sql);
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if (Database::num_rows($rs) > 0 && Database::result($rs, '0', 'count') >= 1) {
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return true;
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} else {
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return false;
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}
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}
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/**
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* Verified if language is father of an sub-language
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* @param Integer The language id
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* @return Boolean
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*/
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public static function check_if_language_is_father($language_id) {
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$tbl_admin_languages = Database :: get_main_table(TABLE_MAIN_LANGUAGE);
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$sql = 'SELECT count(*) AS count FROM ' . $tbl_admin_languages . ' WHERE parent_id="' . Database::escape_string($language_id) . '" AND NOT ISNULL(parent_id);';
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$rs = Database::query($sql);
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if (Database::num_rows($rs) > 0 && Database::result($rs, '0', 'count') == 1) {
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return true;
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} else {
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return false;
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}
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}
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/**
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* Make unavailable the language
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* @param Integer The language id
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* @return void()
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*/
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public static function make_unavailable_language($language_id) {
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$tbl_admin_languages = Database :: get_main_table(TABLE_MAIN_LANGUAGE);
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$sql_make_unavailable = "UPDATE $tbl_admin_languages SET available='0' WHERE id='" . Database::escape_string($language_id) . "'";
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$result = Database::query($sql_make_unavailable);
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return $result !== false; //only return false on sql error
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}
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/**
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* Make available the language
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* @param Integer The language id
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* @return void
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*/
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public static function make_available_language($language_id) {
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$tbl_admin_languages = Database :: get_main_table(TABLE_MAIN_LANGUAGE);
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$sql_make_available = "UPDATE $tbl_admin_languages SET available='1' WHERE id='" . Database::escape_string($language_id) . "'";
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$result = Database::query($sql_make_available);
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return $result !== false; //only return false on sql error
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}
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/**
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* Set platform language
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* @param Integer The language id
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* @return void()
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*/
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public static function set_platform_language($language_id) {
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if (empty($language_id) or (intval($language_id) != $language_id)) {
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return false;
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}
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$tbl_admin_languages = Database :: get_main_table(TABLE_MAIN_LANGUAGE);
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$tbl_settings_current = Database :: get_main_table(TABLE_MAIN_SETTINGS_CURRENT);
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$sql_update = "SELECT english_name FROM " . $tbl_admin_languages . " WHERE id='" . Database::escape_string($language_id) . "'";
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$result = Database::query($sql_update);
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$lang = Database::fetch_array($result);
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$sql_update_2 = "UPDATE " . $tbl_settings_current . " SET selected_value='" . $lang['english_name'] . "' WHERE variable='platformLanguage'";
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$result_2 = Database::query($sql_update_2);
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event_system(LOG_PLATFORM_LANGUAGE_CHANGE, LOG_PLATFORM_LANGUAGE, $lang['english_name']);
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return $result_2 !== false;
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}
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/**
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* Get platform language ID
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* @return int The platform language ID
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*/
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public static function get_platform_language_id() {
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$name = api_get_setting('platformLanguage');
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$tbl_admin_languages = Database :: get_main_table(TABLE_MAIN_LANGUAGE);
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$sql = "SELECT id FROM " . $tbl_admin_languages . " WHERE english_name ='$name'";
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$res = Database::query($sql);
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if (Database::num_rows($res) < 1) {
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return false;
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}
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$row = Database::fetch_array($res);
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return $row['id'];
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}
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/*
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* Get parent language path (or null if no parent)
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* @param string Children language path
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* @return string Parent language path or null
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*/
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public static function get_parent_language_path($language_path) {
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$tbl_admin_languages = Database :: get_main_table(TABLE_MAIN_LANGUAGE);
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$tbl_settings_current = Database :: get_main_table(TABLE_MAIN_SETTINGS_CURRENT);
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$sql_update = "SELECT dokeos_folder FROM " . $tbl_admin_languages . " WHERE id=(SELECT parent_id FROM " . $tbl_admin_languages . " WHERE dokeos_folder = '" . Database::escape_string($language_path) . "')";
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$result = Database::query($sql_update);
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if (Database::num_rows($result) == 0) {
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return null;
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}
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$row = Database::fetch_array($result);
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return $row['dokeos_folder'];
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}
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} |