/application/modules/translator/translator.php

<?php

use translator\classes\PoFileManager;
use translator\classes\Replacer;

(defined('BASEPATH')) OR exit('No direct script access allowed');

/**
 * Image CMS
 * Translator Module
 */
class Translator extends MY_Controller
{

    public function __construct() {
        parent::__construct();
        $this->load->helper('translator');
        $lang = new MY_Lang();
        $lang->load('translator');
    }

    public function index() {
        $this->core->error_404();
    }

    /**
     * @param string $templateName
     */
    public function replaceKeys($templateName) {
        $templatesPath = ' ./templates / ' . $templateName;

        $fromLocale = 'en_US';
        $pofilePath = $templatesPath . ' / language / ' . $templateName . ' / ' . $fromLocale . ' / LC_MESSAGES / ' . $templateName . ' . po';

        $poFile = file($pofilePath);

        $result = [];
        foreach ($poFile as $line) {
            $first2symbols = substr($line, 0, 2);

            if ($first2symbols == '#:') {
                $links[] = trim(substr($line, 2, -1));
                continue;
            }

            if (substr($line, 0, 5) == 'msgid') {
                if (preg_match('/"(.*?)"/', $line, $matches)) {
                    $origin = $matches[1];
                    if (!strlen($origin)) {
                        $origin = 0;
                    }
                }

                continue;
            }

            if (substr($line, 0, 6) == 'msgstr') {
                if ($origin) {
                    preg_match('/"(.*?)"/', $line, $translation);
                    $translation = $translation[1];
                    $result[] = [
                                 'paths'       => $links,
                                 'origin'      => $origin,
                                 'translation' => $translation,
                                ];
                    unset($links);
                }
            }
        }

        foreach ($result as $key => $value) {
            foreach ($value['paths'] as $path) {
                $path = preg_replace('/:[\d]+/', '', $path);
                $file = file_get_contents($path);
                $translation = str_replace("'", '', $value['translation']);
                $translation = str_replace('"', '', $translation);
                $file = preg_replace('/(?<!\w)lang\([\"]{1}' . preg_quote($value['origin']) . '[\"]{1}/', "lang('" . $translation . "'", $file);
                $file = preg_replace("/(?<!\w)lang\([']{1}" . preg_quote($value['origin']) . "[']{1}/", "lang('" . $translation . "'", $file);
                file_put_contents($path, $file);
            }
        }

        foreach ($poFile as $key => $line) {
            if (strstr($line, 'msgid') && $key > 5) {
                $tmp = $poFile[$key];
                $poFile[$key] = $poFile[$key + 1];
                $poFile[$key + 1] = $tmp;
                $poFile[$key] = str_replace('msgstr', 'msgid', $poFile[$key]);
                $poFile[$key + 1] = str_replace('msgid', 'msgstr', $poFile[$key + 1]);
            }
        }

        $pofilePathRu = str_replace('en_US', 'ru_RU', $pofilePath);
        file_put_contents($pofilePathRu, implode('', $poFile));

        foreach ($poFile as $key => $line) {
            if (strstr($line, 'msgstr') && $key > 5) {
                $poFile[$key] = "msgstr \"\"\n";
            }
        }

        file_put_contents($pofilePath, implode('', $poFile));
        $poFileManager = new PoFileManager();

        $poFileManager->convertToMO($pofilePath);
        $poFileManager->convertToMO($pofilePathRu);
    }

    public static function adminAutoload() {
        self::fetchApiTpl();
    }

    public function autoload() {
        self::fetchApiTpl();
    }

    private static function fetchApiTpl() {
        $obj = CI::$APP;

        if (!$obj->input->is_ajax_request() || $obj->input->get('_pjax')) {
            $translator = $obj->db->where('name', 'translator')->get('components');

            if ($translator) {
                $translator = $translator->row_array();

                if ($translator['settings']) {
                    $translatorSettings = unserialize($translator['settings']);

                    if (isset($translatorSettings['showApiForm']) && $obj->dx_auth->is_admin()) {
                        if (!defined('ENABLE_TRANSLATION_API')) {
                            define('ENABLE_TRANSLATION_API', TRUE);
                        }
                        $lang = new MY_Lang();
                        $lang->load('translator');
                        $obj->template->registerJsFile('/templates/administrator/js/jquery-ui-1.8.23.custom.min.js');
                        if (MAINSITE) {
                            $obj->template->registerJsFile(MAINSITE . getModulePath('translator') . '/assets/js/translateSingleLang.js');
                            $obj->template->display('file:' . getModulePath('translator') . '/assets/translationApiForm');
                        } else {
                            $obj->template->registerJsFile(getModulePath('translator') . '/assets/js/translateSingleLang.js');
                            $obj->template->display('file:' . getModulePath('translator') . '/assets/translationApiForm');
                        }
                    }
                }
            }
        }
    }

    /**
     * @return string
     */
    public function translate() {
        $domain = $this->input->post('domain');
        $translation = $this->input->post('translation');
        $origin = $this->input->post('origin');
        $comment = $this->input->post('comment');

        $poFileManager = new PoFileManager();

        $po_Attributes = getPoFileAttributes($domain);
        if ($po_Attributes) {
            $data[$origin] = [
                              'translation' => $translation,
                              'comment'     => $comment,
                             ];

            if ($poFileManager->update($po_Attributes['name'], $po_Attributes['type'], $po_Attributes['lang'], $data)) {
                return json_encode(['success' => TRUE, 'message' => lang('Successfully translated.', 'translator')]);
            } else {
                $errors = $poFileManager->getErrors();
                $errors = $errors ? array_pop($errors) : '';
                return json_encode(['errors' => TRUE, 'message' => $errors]);
            }
        } else {
            return json_encode(['errors' => TRUE, 'message' => lang('Not valid translation file attributes.', 'translator')]);
        }
    }

    /**
     * @return string
     */
    public function getSettings() {
        $settings = getSettings();

        if (strstr($this->input->server('HTTP_REFERER'), 'admin')) {
            $locale = $this->config->item('language');
            $language = $this->db->select('identif')->where('locale', $locale)->get('languages');
            if ($language) {
                $language = $language->row_array();
            }
            $locale = $language['identif'];
        } else {
            $locale = MY_Controller::getCurrentLocale();
        }

        $settings['curLocale'] = $locale;
        $settings['successMessage'] = lang('Successfully translated.', 'translator');
        return json_encode($settings);
    }

    public function _install() {
        ($this->dx_auth->is_admin()) OR exit;

        $this->db->where('name', 'translator')
            ->update(
                'components',
                [
                 'autoload' => '1',
                 'enabled'  => '1',
                 'settings' => serialize(['originsLang' => 'en', 'editorTheme' => 'chrome']),
                ]
            );
    }

    public function _deinstall() {
        ($this->dx_auth->is_admin()) OR exit;

        $this->db->where('name', 'translator')->delete('components');
    }

    /**
     * Replace temlates languages(ru to en)
     * @param string $template_name - template name
     */
    public function replaceLangs($template_name) {
        if ($template_name) {
            Replacer::getInstatce()->run($template_name);
        }
    }

    /**
     * Restore template replaced template
     */
    public function restoreTemplate() {
        $source = $this->input->get('source');
        $backup = $this->input->get('backup');

        if ($source) {
            Replacer::getInstatce()->restoreTemplate($source, $backup);
        }
    }

    public function copyLangs() {

        $it = new RecursiveDirectoryIterator('/var/www/_image.loc/');

        foreach (new RecursiveIteratorIterator($it) as $file) {
            $file = (string) $file;
            $ext = end(explode('.', $file));

            if (strstr($file, '/uk_UA/')) {
                if ($ext == 'po') {
                    $copyTo = str_replace('_image.loc', 'image.loc', $file);
                    $path = array_shift(explode('/uk_UA/', $copyTo));

                    $path = $path . '/uk_UA';

                    mkdir($path);
                    chmod($path, 0777);

                    $path = $path . '/LC_MESSAGES';
                    mkdir($path);
                    chmod($path, 0777);

                    unlink($copyTo);
                    copy($file, $copyTo);
                    chmod($copyTo, 0777);
                }

                if ($ext == 'mo') {
                    $copyTo = str_replace('_image.loc', 'image.loc', $file);

                    $path = array_shift(explode('/uk_UA/', $copyTo));
                    $path = $path . '/uk_UA';
                    mkdir($path);
                    chmod($path, 0777);

                    $path = $path . '/LC_MESSAGES';
                    mkdir($path);
                    chmod($path, 0777);

                    unlink($copyTo);
                    copy($file, $copyTo);
                    chmod($copyTo, 0777);
                }
            }

        }
    }

}