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316 lines
12 KiB
316 lines
12 KiB
<?php /* 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 $all_information;
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}
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/**
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* Get all information of chamilo file
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* @param String The chamilo path file (/var/www/chamilo/main/lang/spanish/gradebook.inc.php)
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* @return Array Contains all information of chamilo file
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*/
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public static function get_all_language_variable_in_file($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)!='$') { continue; }
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list($var,$val) = split('=',$line,2);
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$var = trim($var); $val = trim($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 $return_value;
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}
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/**
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* Write in file of sub-language
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* @param String The path file (/var/www/chamilo/main/lang/spanish/gradebook.inc.php)
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* @param String The new sub-language
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* @param String The language variable
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* @return void()
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*/
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public static function write_data_in_file($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($sub_language_dir)) { return false; }
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$dir = api_get_path(SYS_LANG_PATH).$sub_language_dir;
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if (is_dir($dir)) { return true; } //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) != $sub_language_id)) { return false; }
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$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) { return false; }
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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 ($res === false) { return false; } //can't delete dir, so do not delete language record
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$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($sub_language_dir)) { return false; }
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$dir = api_get_path(SYS_LANG_PATH).$sub_language_dir;
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if (!is_dir($dir)) { return true; } //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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* 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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/**
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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)!=$language_id)) { return false; }
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$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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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($res)<1) { return false;}
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$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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}
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?>
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