IET-OU/open-media-player

<?php
/**
 * Controller to facilitate localization/ translation of Open Media Player/ OU embed user-interface.
 *
 * @copyright Copyright 2011 The Open University.
 *
 * Examples:
 *   http://embed.open.ac.uk/localize/template
 *   http://embed.open.ac.uk/localize/po/zh-cn  -- View online.
 *   http://embed.open.ac.uk/localize/po/zh-cn/download  -- Opens in poEdit if installed.
 */

class Localize extends \IET_OU\Open_Media_Player\MY_Controller
{

    const TEMPLATE = 'ouplayer.pot';

    public function index()
    {
        redirect('localize/template');
    }

    public function po($lang = 'x', $download = false)
    {
        $lang = strtolower($lang);
        if ('en'==$lang) {
            redirect('localize/template');
        }

        $name = "$lang.po";
        $path = APPPATH ."/language/$name";
        // MIME: text/x-po
        if ($download) {
            header('Content-Type: text/x-po; charset=utf-8');
        } else {
            header('Content-Type: text/plain; charset=utf-8');
        }
        if (file_exists($path)) {
            @header("Content-Disposition: inline; filename=$name");
            echo file_get_contents($path);
        } /*elseif (file_exists($path.'t')) { //Template.
        @header("Content-Disposition: inline; filename=$name".'t');
        echo file_get_contents($path.'t');
        }*/
        else {
            $this->_error("Language pack not found: $lang ($name)", 404);
        }
    }

    public function template($download = false)
    {
        $name = self::TEMPLATE;
        $path = APPPATH ."/language/$name.po";
        if ($download) {
            header('Content-Type: text/x-po; charset=utf-8');
        } else {
            header('Content-Type: text/plain; charset=utf-8');
        }
        if (file_exists($path)) {
            @header("Content-Disposition: inline; filename=$name");
            echo file_get_contents($path);
        } else {
            $this->_error("Language template not found: $name", 404);
        }
    }

    /** Experimental/ #1278. Render language pack as M/HTML for easy opening in MS Word.
  * Security: http://technet.microsoft.com/en-us/security/bulletin/ms11-026
  */
    public function html($lang = 'x', $download = false)
    {
        $lang = $langx = strtolower($lang);

        if ('en'==$lang) {
            $langx = self::TEMPLATE;
            $name  = self::TEMPLATE.'.po';
        } else {
            $name = "$lang.po";
        }
        $fname= "ouplayer-$lang.word.mhtml";
        $path = APPPATH ."/language/$name";

        if ($download) {
            header('Content-Type: multipart/related; charset=utf-8');
            #@header("Content-Disposition: attachment; filename=$fname");
        } else {
            header('Content-Type: text/html; charset=utf-8');
        }
        if (file_exists($path)) {
            @header("Content-Disposition: inline; filename=$fname");

            $this->lang->_load_gettext($langx);
            $this->load->view(
                'localize/word_html',
                array('lang'=>$lang, 'strings'=>$this->lang->get_list(), 'metas'=>$this->lang->get_meta())
            );
        } else {
            $this->_error("Language pack not found: $lang ($name)", 404);
        }
    }
}