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							895 lines
						
					
					
						
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							895 lines
						
					
					
						
							29 KiB
						
					
					
				<?php
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/* For licensing terms, see /license.txt */
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use Chamilo\CoreBundle\Entity\Language;
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/**
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 * This is used in some scripts inside tests.
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 */
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class SubLanguageManager
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{
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    const SUBLANGUAGE_TRANS_PATH = '../var/translations/';
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    const LANGUAGE_TRANS_PATH = '../translations/';
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    public function __construct()
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    {
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    }
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    /**
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     * Get all the languages.
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     *
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     * @param bool $onlyActive Whether to return only active languages (default false)
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     *
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     * @return array All information about sub-language
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     */
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    public static function getAllLanguages($onlyActive = false)
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    {
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        $table = Database::get_main_table(TABLE_MAIN_LANGUAGE);
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        $sql = 'SELECT * FROM '.$table;
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        if ($onlyActive) {
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            $sql .= ' WHERE available = 1';
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        }
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        $rs = Database::query($sql);
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        $all_languages = [];
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        while ($row = Database::fetch_assoc($rs)) {
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            $all_languages[$row['english_name']] = $row;
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        }
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        return $all_languages;
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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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     *
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     * @param string $path           The lang path folder  (/var/www/my_lms/main/lang/spanish)
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     * @param bool   $only_main_name true if we only want the "subname" trad4all instead of trad4all.inc.php
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     *
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     * @return array All file of lang folder
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     */
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    public static function get_lang_folder_files_list($path, $only_main_name = false)
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    {
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        $content_dir = [];
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        if (is_dir($path)) {
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            if ($dh = opendir($path)) {
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                while (false !== ($file = readdir($dh))) {
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                    if ('.' != $file[0] && '.php' == substr($file, -4, strlen($file))) {
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                        if ($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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                            }
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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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        }
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        return $content_dir;
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    }
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    /**
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     * Get all information of language.
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     *
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     * @param int $parent_id The parent id(Language father id)
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     *
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     * @return array All information about language
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     */
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    public static function get_all_information_of_language($parent_id)
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    {
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        $table = Database::get_main_table(TABLE_MAIN_LANGUAGE);
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        $sql = 'SELECT * FROM '.$table.' WHERE id = "'.intval($parent_id).'"';
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        $rs = Database::query($sql);
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        $all_information = [];
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        while ($row = Database::fetch_assoc($rs)) {
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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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     *
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     * @param string $system_path_file    The chamilo path file (/var/www/chamilo/main/lang/spanish/gradebook.inc.php)
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     * @param bool   $get_as_string_index Whether we want to remove the '$' prefix in the results or not
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     *
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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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    {
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        $res_list = [];
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        if (!is_readable($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) = explode('=', $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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     *
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     * @param string $system_path_file The chamilo path file (/var/www/chamilo/main/lang/spanish/gradebook.inc.php)
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     *
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     * @return bool
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     */
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    public static function add_file_in_language_directory($system_path_file)
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    {
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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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     *
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     * @param string $path_file    The path file (/var/www/chamilo/main/lang/spanish/gradebook.inc.php)
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     * @param string $new_term     The new sub-language
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     * @param string $new_variable The language variable
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     *
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     * @return bool True on success, False on error
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     */
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    public static function write_data_in_file($path_file, $new_term, $new_variable)
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    {
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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) && $resource) {
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            if (false === fwrite($resource, $new_data.PHP_EOL)) {
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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 a .po file for a sub-language using its ISO code.
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     *
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     * @param string $subLanguageIsoCode The ISO code of the sub-language (e.g., 'es_CO')
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     *
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     * @return bool True on success, false on failure
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     */
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    public static function addPoFileForSubLanguage($subLanguageIsoCode)
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    {
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        if (empty($subLanguageIsoCode)) {
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            return false;
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        }
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        // Path for the .po file you want to create
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        $poFilePath = api_get_path(SYS_PATH) . self::SUBLANGUAGE_TRANS_PATH . 'messages.' . $subLanguageIsoCode . '.po';
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        $translationsDir = dirname($poFilePath);
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        // Check if the translations directory is writable
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        if (!is_writable($translationsDir)) {
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            // Attempt to set writable permissions
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            if (!@chmod($translationsDir, 0775)) {
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                error_log("Failed to set writable permissions for $translationsDir");
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                return false;
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            }
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        }
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        // If the .po file doesn't exist, create it
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        if (!file_exists($poFilePath)) {
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            $initialContent = "# Translation file for $subLanguageIsoCode\nmsgid \"\"\nmsgstr \"\"\n";
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            if (false === file_put_contents($poFilePath, $initialContent)) {
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                error_log("Failed to write the initial content to $poFilePath");
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                return false;
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            }
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        }
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        return true;
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    }
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    /**
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     * check if language exist by id.
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     *
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     * @param int $language_id
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     *
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     * @return bool
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     */
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    public static function check_if_exist_language_by_id($language_id)
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    {
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        $table = Database::get_main_table(TABLE_MAIN_LANGUAGE);
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        $sql = 'SELECT count(*) as count
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                FROM '.$table.'
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                WHERE id="'.intval($language_id).'"';
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        $rs = Database::query($sql);
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        if (Database::num_rows($rs) > 0) {
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            if (1 == Database::result($rs, 0, 'count')) {
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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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     *
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     * @param int $language_id The language id
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     *
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     * @return string The original name of language
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     */
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    public static function get_name_of_language_by_id($language_id)
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    {
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        $table = Database::get_main_table(TABLE_MAIN_LANGUAGE);
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        $language_id = intval($language_id);
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        $sql = "SELECT original_name
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                FROM $table
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                WHERE id = $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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     *
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     * @param int $language_id
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     *
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     * @return bool
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     */
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    public static function check_if_language_is_sub_language($language_id)
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    {
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        $table = Database::get_main_table(TABLE_MAIN_LANGUAGE);
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        $sql = 'SELECT count(*) AS count FROM '.$table.'
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                WHERE id = '.intval($language_id).' AND NOT ISNULL(parent_id)';
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        $rs = Database::query($sql);
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        if (Database::num_rows($rs) > 0 && 1 == Database::result($rs, '0', 'count')) {
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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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     * @param int $language_id
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     *
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     * @return bool
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     */
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    public static function check_if_language_is_used(int $language_id): bool
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    {
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        $language_info = self::get_all_information_of_language($language_id);
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        $table = Database::get_main_table(TABLE_MAIN_USER);
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        $sql = 'SELECT count(*) AS count FROM '.$table.'
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                WHERE locale ="'.Database::escape_string($language_info['english_name']).'" AND active <> '.USER_SOFT_DELETED;
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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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     *
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     * @param int $language_id The language id
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     *
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     * @return bool
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     */
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    public static function check_if_language_is_father($language_id)
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    {
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        $table = Database::get_main_table(TABLE_MAIN_LANGUAGE);
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        $sql = 'SELECT count(*) AS count FROM '.$table.'
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                WHERE parent_id= '.intval($language_id).' AND NOT ISNULL(parent_id);';
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        $rs = Database::query($sql);
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        if (Database::num_rows($rs) > 0 && 1 == Database::result($rs, '0', 'count')) {
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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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     *
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     * @param int $language_id The language id
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     *
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     * @return bool
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     */
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    public static function make_unavailable_language($language_id)
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    {
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        $tbl_admin_languages = Database::get_main_table(TABLE_MAIN_LANGUAGE);
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        $sql = "UPDATE $tbl_admin_languages SET available='0'
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                WHERE id = ".intval($language_id)."";
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        $result = Database::query($sql);
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        return false !== $result; //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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     *
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     * @param int $language_id language id
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     *
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     * @return bool
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     */
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    public static function make_available_language($language_id)
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    {
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        $tbl_admin_languages = Database::get_main_table(TABLE_MAIN_LANGUAGE);
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        $sql = "UPDATE $tbl_admin_languages SET available='1'
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                WHERE id = ".intval($language_id)."";
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        $result = Database::query($sql);
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        return false !== $result; //only return false on sql error
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    }
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						|
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						|
    /**
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     * Set platform language.
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     *
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     * @param int $language_id The language id
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     *
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     * @return bool
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     */
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    public static function set_platform_language($language_id)
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						|
    {
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						|
        if (empty($language_id) || (intval($language_id) != $language_id)) {
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            return false;
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						|
        }
 | 
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        $language_id = intval($language_id);
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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);
 | 
						|
        $sql = "SELECT * FROM $tbl_admin_languages
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                WHERE id = $language_id";
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						|
        $result = Database::query($sql);
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						|
        $lang = Database::fetch_array($result);
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						|
        $sql_update_2 = "UPDATE $tbl_settings_current SET selected_value = '".$lang['isocode']."'
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						|
                         WHERE variable = 'platform_language'";
 | 
						|
        $result_2 = Database::query($sql_update_2);
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						|
        Event::addEvent(
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						|
            LOG_PLATFORM_LANGUAGE_CHANGE,
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						|
            LOG_PLATFORM_LANGUAGE,
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						|
            $lang['english_name']
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						|
        );
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						|
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						|
        return false !== $result_2;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Get platform language ID.
 | 
						|
     *
 | 
						|
     * @return int The platform language ID
 | 
						|
     */
 | 
						|
    public static function get_platform_language_id()
 | 
						|
    {
 | 
						|
        $name = api_get_setting('platformLanguage');
 | 
						|
        $tbl_admin_languages = Database::get_main_table(TABLE_MAIN_LANGUAGE);
 | 
						|
        $sql = "SELECT id FROM $tbl_admin_languages WHERE english_name ='$name'";
 | 
						|
        $res = Database::query($sql);
 | 
						|
        if (Database::num_rows($res) < 1) {
 | 
						|
            return false;
 | 
						|
        }
 | 
						|
        $row = Database::fetch_array($res);
 | 
						|
 | 
						|
        return (int) $row['id'];
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Get parent language path (or null if no parent).
 | 
						|
     *
 | 
						|
     * @deprecated
 | 
						|
     *
 | 
						|
     * @param string $language_path Children language path
 | 
						|
     *
 | 
						|
     * @return string Parent language path or null
 | 
						|
     */
 | 
						|
    public static function get_parent_language_path($language_path)
 | 
						|
    {
 | 
						|
        $tbl_admin_languages = Database::get_main_table(TABLE_MAIN_LANGUAGE);
 | 
						|
        $sql = "SELECT dokeos_folder
 | 
						|
                FROM ".$tbl_admin_languages."
 | 
						|
                WHERE id = (
 | 
						|
                    SELECT parent_id FROM ".$tbl_admin_languages."
 | 
						|
                    WHERE dokeos_folder = '".Database::escape_string($language_path)."'
 | 
						|
                )
 | 
						|
                ";
 | 
						|
        $result = Database::query($sql);
 | 
						|
        if (0 == Database::num_rows($result)) {
 | 
						|
            return null;
 | 
						|
        }
 | 
						|
        $row = Database::fetch_array($result);
 | 
						|
 | 
						|
        return $row['dokeos_folder'];
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Get language matching isocode.
 | 
						|
     *
 | 
						|
     * @param string $isocode The language isocode (en, es, fr, zh-TW, etc)
 | 
						|
     *
 | 
						|
     * @return mixed English name of the matching language, or false if no active language could be found
 | 
						|
     */
 | 
						|
    public static function getLanguageFromIsocode($isocode)
 | 
						|
    {
 | 
						|
        $isocode = Database::escape_string($isocode);
 | 
						|
        $adminLanguagesTable = Database::get_main_table(TABLE_MAIN_LANGUAGE);
 | 
						|
        // select language - if case several languages match, get the last (more recent) one
 | 
						|
        $sql = "SELECT english_name
 | 
						|
                FROM ".$adminLanguagesTable."
 | 
						|
                WHERE
 | 
						|
                    isocode ='$isocode' AND
 | 
						|
                    available = 1
 | 
						|
                ORDER BY id
 | 
						|
                DESC LIMIT 1";
 | 
						|
        $res = Database::query($sql);
 | 
						|
        if (Database::num_rows($res) < 1) {
 | 
						|
            return false;
 | 
						|
        }
 | 
						|
        $row = Database::fetch_assoc($res);
 | 
						|
 | 
						|
        return $row['english_name'];
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Get best language in browser preferences.
 | 
						|
     *
 | 
						|
     * @param string $preferences The browser-configured language preferences (e.g. "en,es;q=0.7;en-us;q=0.3", etc)
 | 
						|
     *
 | 
						|
     * @return mixed English name of the matching language, or false if no active language could be found
 | 
						|
     */
 | 
						|
    public static function getLanguageFromBrowserPreference($preferences)
 | 
						|
    {
 | 
						|
        if (empty($preferences)) {
 | 
						|
            return false;
 | 
						|
        }
 | 
						|
 | 
						|
        $preferencesArray = explode(',', $preferences);
 | 
						|
 | 
						|
        if (count($preferencesArray) > 0) {
 | 
						|
            foreach ($preferencesArray as $pref) {
 | 
						|
                $s = strpos($pref, ';');
 | 
						|
                if ($s >= 2) {
 | 
						|
                    $code = substr($pref, 0, $s);
 | 
						|
                } else {
 | 
						|
                    $code = $pref;
 | 
						|
                }
 | 
						|
                $name = self::getLanguageFromIsocode($code);
 | 
						|
 | 
						|
                if (false !== $name) {
 | 
						|
                    return $name;
 | 
						|
                }
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        return false;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Convert a string to a valid PHP camelCase variable name.
 | 
						|
     *
 | 
						|
     * @param string $string
 | 
						|
     * @return string
 | 
						|
     */
 | 
						|
    public static function stringToCamelCaseVariableName($string)
 | 
						|
    {
 | 
						|
        $varName = preg_replace('/[^a-z0-9_]/i', '_', $string);  // Replace invalid characters with '_'
 | 
						|
        $varName = trim($varName, '_');  // Trim any '_' from the beginning and end
 | 
						|
        $varName = ucwords(str_replace('_', ' ', $varName));  // Convert to camel case
 | 
						|
        $varName = lcfirst(str_replace(' ', '', $varName));  // Remove spaces and convert the first character to lowercase
 | 
						|
        return substr($varName, 0, 25);  // Limit to 15 characters
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Retrieve the iso_code for a given language ID and its parent.
 | 
						|
     *
 | 
						|
     * @param int $languageId
 | 
						|
     * @return array [childIsoCode, parentIsoCode]
 | 
						|
     */
 | 
						|
    public static function getIsoCodes($languageId)
 | 
						|
    {
 | 
						|
        $em = Database::getManager();
 | 
						|
        $language = $em->getRepository('Chamilo\CoreBundle\Entity\Language')->find($languageId);
 | 
						|
 | 
						|
        if (!$language) {
 | 
						|
            return [null, null];
 | 
						|
        }
 | 
						|
 | 
						|
        $childIsoCode = $language->getIsoCode();
 | 
						|
        $parentIsoCode = null;
 | 
						|
 | 
						|
        if ($language->getParent()) {
 | 
						|
            $parentLanguage = $em->getRepository('Chamilo\CoreBundle\Entity\Language')->find($language->getParent());
 | 
						|
            if ($parentLanguage) {
 | 
						|
                $parentIsoCode = $parentLanguage->getIsoCode();
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        return [$childIsoCode, $parentIsoCode];
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Search for translations based on a term and language ID.
 | 
						|
     *
 | 
						|
     * @param string $term        The term to search for.
 | 
						|
     * @param int    $languageId  The ID of the language to search in.
 | 
						|
     *
 | 
						|
     * @return array An array of matched translations.
 | 
						|
     */
 | 
						|
    public static function searchTranslations($term, $languageId): array
 | 
						|
    {
 | 
						|
        // Retrieve the ISO codes for the provided language ID.
 | 
						|
        list($childIsoCode, $parentIsoCode) = self::getIsoCodes($languageId);
 | 
						|
 | 
						|
        // Define the files to search in based on the ISO codes.
 | 
						|
        $files = ['en' => 'messages.en.po', $parentIsoCode => "messages.$parentIsoCode.po", $childIsoCode => "messages.$childIsoCode.po"];
 | 
						|
 | 
						|
        $results = [];
 | 
						|
 | 
						|
        // Step 1: Search for all matches in messages.en.po.
 | 
						|
        $matchedMsgids = self::searchMsgidInFile($term, $files['en']);
 | 
						|
 | 
						|
        // Step 2: For each matched msgid, search for its translation in the other files.
 | 
						|
        foreach ($matchedMsgids as $msgid) {
 | 
						|
            $entry = [
 | 
						|
                'file' => $files['en'],
 | 
						|
                'variable' => $msgid,
 | 
						|
                'phpVarName' => self::stringToCamelCaseVariableName($msgid),
 | 
						|
                'en' => self::getTranslationForVariable($msgid, $files['en'])
 | 
						|
            ];
 | 
						|
            $entry[$parentIsoCode] = self::getTranslationForVariable($msgid, $files[$parentIsoCode]);
 | 
						|
            $entry[$childIsoCode] = self::getTranslationForVariable($msgid, $files[$childIsoCode], true);
 | 
						|
 | 
						|
            $results[] = $entry;
 | 
						|
        }
 | 
						|
 | 
						|
        return $results;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Search for a specific term inside a given .po file and return the msgids that match.
 | 
						|
     *
 | 
						|
     * @param string $term      The term to search for.
 | 
						|
     * @param string $filename  The name of the .po file to search in.
 | 
						|
     *
 | 
						|
     * @return array An array of msgids that match the given term.
 | 
						|
     */
 | 
						|
    private static function searchMsgidInFile($term, $filename)
 | 
						|
    {
 | 
						|
        $poFilePath = api_get_path(SYS_PATH) . self::LANGUAGE_TRANS_PATH . $filename;
 | 
						|
        $matchedMsgids = [];
 | 
						|
 | 
						|
        if (file_exists($poFilePath)) {
 | 
						|
            $lines = file($poFilePath, FILE_IGNORE_NEW_LINES);
 | 
						|
            $currentVariable = null;
 | 
						|
 | 
						|
            foreach ($lines as $line) {
 | 
						|
                if (strpos($line, 'msgid "') === 0) {
 | 
						|
                    $currentVariable = str_replace('msgid "', '', $line);
 | 
						|
                    $currentVariable = rtrim($currentVariable, '"');
 | 
						|
 | 
						|
                    if (stripos($currentVariable, $term) !== false) {
 | 
						|
                        $matchedMsgids[] = $currentVariable;
 | 
						|
                    }
 | 
						|
                }
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        return $matchedMsgids;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Retrieve the translation (msgstr) for a given variable (msgid) from a specified .po file.
 | 
						|
     *
 | 
						|
     * @param string $variable  The variable (msgid) to search for.
 | 
						|
     * @param string $filename  The name of the .po file to retrieve the translation from.
 | 
						|
     *
 | 
						|
     * @return string The translation (msgstr) for the provided variable, or an empty string if not found.
 | 
						|
     */
 | 
						|
    private static function getTranslationForVariable(string $variable, string $filename, $checkSubLanguagePath = false): string
 | 
						|
    {
 | 
						|
        $poFilePath = self::getPoFilePath($filename, $checkSubLanguagePath);
 | 
						|
        if (!file_exists($poFilePath)) {
 | 
						|
            $shortLanguageCode = self::getShortLanguageCode($filename);
 | 
						|
            $poFilePath = self::getPoFilePath($shortLanguageCode . '.po', $checkSubLanguagePath);
 | 
						|
 | 
						|
            if (!file_exists($poFilePath)) {
 | 
						|
                return '';
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        $content = file_get_contents($poFilePath);
 | 
						|
        $pattern = '/msgid "' . preg_quote($variable, '/') . '"\nmsgstr "(.*?)"/';
 | 
						|
        if (preg_match($pattern, $content, $match)) {
 | 
						|
            return $match[1];
 | 
						|
        }
 | 
						|
 | 
						|
        return '';
 | 
						|
    }
 | 
						|
 | 
						|
    private static function getPoFilePath(string $filename, bool $checkSubLanguagePath): string
 | 
						|
    {
 | 
						|
        $path = $checkSubLanguagePath ? self::SUBLANGUAGE_TRANS_PATH : self::LANGUAGE_TRANS_PATH;
 | 
						|
        return api_get_path(SYS_PATH) . $path . $filename;
 | 
						|
    }
 | 
						|
 | 
						|
    private static function getShortLanguageCode(string $filename): string
 | 
						|
    {
 | 
						|
        $parts = explode('.', $filename);
 | 
						|
        $languageCodeParts = explode('_', $parts[1]);
 | 
						|
        return $parts[0].'.'.$languageCodeParts[0];
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Updates or adds a msgid in the specified .po file.
 | 
						|
     *
 | 
						|
     * @param string $filename  Name of the .po file
 | 
						|
     * @param string $msgid     Message identifier to search or add
 | 
						|
     * @param string $content   Associated message content
 | 
						|
     *
 | 
						|
     * @return array Returns true if the operation was successful, otherwise returns false
 | 
						|
     */
 | 
						|
    public static function updateOrAddMsgid($filename, $msgid, $content): array
 | 
						|
    {
 | 
						|
        $filePath = api_get_path(SYS_PATH) . self::SUBLANGUAGE_TRANS_PATH .  $filename;
 | 
						|
 | 
						|
        if (!file_exists($filePath)) {
 | 
						|
            return ['success' => false, 'error' => 'File does not exist'];
 | 
						|
        }
 | 
						|
 | 
						|
        if (!is_writable($filePath)) {
 | 
						|
            try {
 | 
						|
                if (!chmod($filePath, 0664)) {
 | 
						|
                    return ['success' => false, 'error' => 'Unable to set the file to writable'];
 | 
						|
                }
 | 
						|
            } catch (Exception $e) {
 | 
						|
 | 
						|
                return ['success' => false, 'error' => 'Failed to change file permissions: ' . $e->getMessage()];
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        $fileContents = file_get_contents($filePath);
 | 
						|
        if ($fileContents === false) {
 | 
						|
            return ['success' => false, 'error' => 'Failed to read file contents'];
 | 
						|
        }
 | 
						|
 | 
						|
        $pattern = '/msgid "' . preg_quote($msgid, '/') . '"' . PHP_EOL . 'msgstr "(.*?)"/';
 | 
						|
        if (preg_match($pattern, $fileContents)) {
 | 
						|
            $replacement = 'msgid "' . $msgid . '"' . PHP_EOL . 'msgstr "' . $content . '"';
 | 
						|
            $fileContents = preg_replace($pattern, $replacement, $fileContents);
 | 
						|
        } else {
 | 
						|
            $appendString = PHP_EOL . PHP_EOL . 'msgid "' . $msgid . '"' . PHP_EOL . 'msgstr "' . $content . '"';
 | 
						|
            $fileContents .= $appendString;
 | 
						|
        }
 | 
						|
 | 
						|
        if (file_put_contents($filePath, $fileContents) === false) {
 | 
						|
            return ['success' => false, 'error' => 'Failed to write to file'];
 | 
						|
        }
 | 
						|
 | 
						|
        return ['success' => true];
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Delete sub-language.
 | 
						|
     * In order to avoid deletion of main languages, we check the existence of a parent.
 | 
						|
     */
 | 
						|
    public static function removeSubLanguage(int $parentId, int $subLanguageId): bool
 | 
						|
    {
 | 
						|
        $entityManager = Database::getManager();
 | 
						|
        $subLanguage = $entityManager->getRepository(Language::class)->find($subLanguageId);
 | 
						|
        $parentLanguage = $subLanguage ? $subLanguage->getParent() : null;
 | 
						|
 | 
						|
        if (!$subLanguage || !$parentLanguage || $parentLanguage->getId() != $parentId) {
 | 
						|
            return false;
 | 
						|
        }
 | 
						|
 | 
						|
        // Locate and delete the .po file of the sub-language
 | 
						|
        $subLanguageIsoCode = $subLanguage->getIsocode();
 | 
						|
        $poFilePath = api_get_path(SYS_PATH) . self::SUBLANGUAGE_TRANS_PATH .  "messages.$subLanguageIsoCode.po";
 | 
						|
        if (file_exists($poFilePath)) {
 | 
						|
             unlink($poFilePath);
 | 
						|
        }
 | 
						|
 | 
						|
        $entityManager->remove($subLanguage);
 | 
						|
        $entityManager->flush();
 | 
						|
 | 
						|
        return true;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Add a sub-language.
 | 
						|
     */
 | 
						|
    public static function addSubLanguage(string $originalName, string $englishName, bool $isAvailable, int $parentId, string $isoCode): bool|int
 | 
						|
    {
 | 
						|
        $entityManager = Database::getManager();
 | 
						|
        $parentLanguage = $entityManager->getRepository(Language::class)->find($parentId);
 | 
						|
        if (!$parentLanguage) {
 | 
						|
            return false;
 | 
						|
        }
 | 
						|
 | 
						|
        $subLanguage = new Language();
 | 
						|
        $subLanguage->setOriginalName($originalName)
 | 
						|
            ->setEnglishName($englishName)
 | 
						|
            ->setIsocode($isoCode)
 | 
						|
            ->setAvailable($isAvailable)
 | 
						|
            ->setParent($parentLanguage);
 | 
						|
 | 
						|
        try {
 | 
						|
            $entityManager->persist($subLanguage);
 | 
						|
            $entityManager->flush();
 | 
						|
        } catch (\Exception $e) {
 | 
						|
            // Handle exception if needed
 | 
						|
            return false;
 | 
						|
        }
 | 
						|
 | 
						|
        return $subLanguage->getId();
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Remove a .po file for a sub-language.
 | 
						|
     *
 | 
						|
     * @param string $isoCode The ISO code of the sub-language (e.g., 'es_CO')
 | 
						|
     *
 | 
						|
     * @return bool True on success, false on failure
 | 
						|
     */
 | 
						|
    public static function removePoFileForSubLanguage(string $isoCode): bool
 | 
						|
    {
 | 
						|
        if (empty($isoCode)) {
 | 
						|
            return false;
 | 
						|
        }
 | 
						|
 | 
						|
        // Path for the .po file you want to remove
 | 
						|
        $poFilePath = api_get_path(SYS_PATH) . self::SUBLANGUAGE_TRANS_PATH . "messages.$isoCode.po";
 | 
						|
 | 
						|
        if (file_exists($poFilePath)) {
 | 
						|
            return unlink($poFilePath);
 | 
						|
        }
 | 
						|
 | 
						|
        // File does not exist, consider it a successful removal
 | 
						|
        return true;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Check if a language exists by its ID.
 | 
						|
     */
 | 
						|
    public static function languageExistsById(int $languageId): bool
 | 
						|
    {
 | 
						|
        $entityManager = Database::getManager();
 | 
						|
        $language = $entityManager->getRepository(Language::class)->find($languageId);
 | 
						|
 | 
						|
        return $language !== null;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Check if the given language is a parent of any sub-language.
 | 
						|
     */
 | 
						|
    public static function isParentOfSubLanguage(int $parentId): bool
 | 
						|
    {
 | 
						|
        $entityManager = Database::getManager();
 | 
						|
        $languageRepository = $entityManager->getRepository(Language::class);
 | 
						|
 | 
						|
        $childrenCount = $languageRepository->count(['parent' => $parentId]);
 | 
						|
 | 
						|
        return $childrenCount > 0;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Get all information of a sub-language.
 | 
						|
     */
 | 
						|
    public static function getAllInformationOfSubLanguage(int $parentId, int $subLanguageId): array
 | 
						|
    {
 | 
						|
        $entityManager = Database::getManager();
 | 
						|
        $languageRepository = $entityManager->getRepository(Language::class);
 | 
						|
 | 
						|
        $subLanguage = $languageRepository->findOneBy([
 | 
						|
            'parent' => $parentId,
 | 
						|
            'id' => $subLanguageId
 | 
						|
        ]);
 | 
						|
 | 
						|
        return $subLanguage ? self::convertLanguageToArray($subLanguage) : [];
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Convert a Language entity to an array.
 | 
						|
     */
 | 
						|
    private static function convertLanguageToArray(Language $language): array
 | 
						|
    {
 | 
						|
        return [
 | 
						|
            'id' => $language->getId(),
 | 
						|
            'original_name' => $language->getOriginalName(),
 | 
						|
            'english_name' => $language->getEnglishName(),
 | 
						|
            'isocode' => $language->getIsocode(),
 | 
						|
            'available' => $language->getAvailable(),
 | 
						|
            // Add other fields as needed
 | 
						|
        ];
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Check if a language exists.
 | 
						|
     */
 | 
						|
    public static function checkIfLanguageExists(string $originalName, string $englishName, string $isoCode): array
 | 
						|
    {
 | 
						|
        $entityManager = Database::getManager();
 | 
						|
        $languageRepository = $entityManager->getRepository(Language::class);
 | 
						|
 | 
						|
        $messageInformation = [
 | 
						|
            'original_name' => false,
 | 
						|
            'english_name' => false,
 | 
						|
            'isocode' => false,
 | 
						|
            'execute_add' => true
 | 
						|
        ];
 | 
						|
 | 
						|
        if ($languageRepository->count(['originalName' => $originalName]) > 0) {
 | 
						|
            $messageInformation['original_name'] = true;
 | 
						|
            $messageInformation['execute_add'] = false;
 | 
						|
        }
 | 
						|
 | 
						|
        if ($languageRepository->count(['englishName' => $englishName]) > 0) {
 | 
						|
            $messageInformation['english_name'] = true;
 | 
						|
            $messageInformation['execute_add'] = false;
 | 
						|
        }
 | 
						|
 | 
						|
        $isoList = api_get_platform_isocodes(); // Assuming this is an existing function
 | 
						|
        if (!in_array($isoCode, array_values($isoList))) {
 | 
						|
            $messageInformation['isocode'] = true;
 | 
						|
            $messageInformation['execute_add'] = false;
 | 
						|
        }
 | 
						|
 | 
						|
        return $messageInformation;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Gets the ISO code of the parent language for a given language.
 | 
						|
     */
 | 
						|
    public static function getParentLocale(string $childIsoCode): ?string
 | 
						|
    {
 | 
						|
        $em = Database::getManager();
 | 
						|
        $languageRepository = $em->getRepository('Chamilo\CoreBundle\Entity\Language');
 | 
						|
 | 
						|
        // Find the language by its ISO code
 | 
						|
        $language = $languageRepository->findOneBy(['isocode' => $childIsoCode]);
 | 
						|
 | 
						|
        if (!$language) {
 | 
						|
            return null; // Language not found
 | 
						|
        }
 | 
						|
 | 
						|
        // Get the parent language if it exists
 | 
						|
        $parentLanguage = $language->getParent();
 | 
						|
        if ($parentLanguage) {
 | 
						|
            return $parentLanguage->getIsocode();
 | 
						|
        }
 | 
						|
 | 
						|
        return null; // No parent language
 | 
						|
    }
 | 
						|
 | 
						|
    public static function generateSublanguageCode(string $parentCode, string $variant, int $maxLength = 10): string
 | 
						|
    {
 | 
						|
        $parentCode = strtolower(trim($parentCode));
 | 
						|
        $variant = strtolower(trim($variant));
 | 
						|
 | 
						|
        // Generate a variant code by truncating the variant name
 | 
						|
        $variantCode = substr($variant, 0, $maxLength - strlen($parentCode) - 1);
 | 
						|
 | 
						|
        // Build the complete code
 | 
						|
        $fullCode = substr($parentCode . '_' . $variantCode, 0, $maxLength);
 | 
						|
 | 
						|
        return $fullCode;
 | 
						|
    }
 | 
						|
}
 | 
						|
 |