150 lines
4.0 KiB
PHP
150 lines
4.0 KiB
PHP
|
<?php
|
||
|
|
/**
|
||
|
|
* @package Joomla.Plugin
|
||
|
|
* @subpackage System.languagecode
|
||
|
|
*
|
||
|
|
* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
|
||
|
|
* @license GNU General Public License version 2 or later; see LICENSE.txt
|
||
|
|
*/
|
||
|
|
|
||
|
|
defined('_JEXEC') or die;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Language Code plugin class.
|
||
|
|
*
|
||
|
|
* @package Joomla.Plugin
|
||
|
|
* @subpackage Content.languagecode
|
||
|
|
* @since 2.5
|
||
|
|
*/
|
||
|
|
class PlgSystemLanguagecode extends JPlugin
|
||
|
|
{
|
||
|
|
/**
|
||
|
|
* Plugin that change the language code used in the <html /> tag
|
||
|
|
*
|
||
|
|
* @since 2.5
|
||
|
|
*/
|
||
|
|
public function onAfterRender()
|
||
|
|
{
|
||
|
|
// Use this plugin only in site application
|
||
|
|
if (JFactory::getApplication()->isSite())
|
||
|
|
{
|
||
|
|
// Get the response body
|
||
|
|
$body = JResponse::getBody();
|
||
|
|
|
||
|
|
// Get the current language code
|
||
|
|
$code = JFactory::getDocument()->getLanguage();
|
||
|
|
|
||
|
|
// Get the new code
|
||
|
|
$new_code = $this->params->get($code);
|
||
|
|
|
||
|
|
// Replace the old code by the new code in the <html /> tag
|
||
|
|
if ($new_code)
|
||
|
|
{
|
||
|
|
// Replace the new code in the HTML document
|
||
|
|
$patterns = array(
|
||
|
|
chr(1) . '(<html.*\s+xml:lang=")(' . $code . ')(".*>)' . chr(1) . 'i',
|
||
|
|
chr(1) . '(<html.*\s+lang=")(' . $code . ')(".*>)' . chr(1) . 'i',
|
||
|
|
);
|
||
|
|
$replace = array(
|
||
|
|
'${1}' . strtolower($new_code) . '${3}',
|
||
|
|
'${1}' . strtolower($new_code) . '${3}'
|
||
|
|
);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
$patterns = array();
|
||
|
|
$replace = array();
|
||
|
|
}
|
||
|
|
|
||
|
|
// Replace codes in <link hreflang="" /> attributes
|
||
|
|
preg_match_all(chr(1) . '(<link.*\s+hreflang=")([0-9a-z\-]*)(".*\s+rel="alternate".*/>)' . chr(1) . 'i', $body, $matches);
|
||
|
|
foreach ($matches[2] as $match)
|
||
|
|
{
|
||
|
|
$new_code = $this->params->get(strtolower($match));
|
||
|
|
if ($new_code)
|
||
|
|
{
|
||
|
|
$patterns[] = chr(1) . '(<link.*\s+hreflang=")(' . $match . ')(".*\s+rel="alternate".*/>)' . chr(1) . 'i';
|
||
|
|
$replace[] = '${1}' . $new_code . '${3}';
|
||
|
|
}
|
||
|
|
}
|
||
|
|
preg_match_all(chr(1) . '(<link.*\s+rel="alternate".*\s+hreflang=")([0-9A-Za-z\-]*)(".*/>)' . chr(1) . 'i', $body, $matches);
|
||
|
|
foreach ($matches[2] as $match)
|
||
|
|
{
|
||
|
|
$new_code = $this->params->get(strtolower($match));
|
||
|
|
if ($new_code)
|
||
|
|
{
|
||
|
|
$patterns[] = chr(1) . '(<link.*\s+rel="alternate".*\s+hreflang=")(' . $match . ')(".*/>)' . chr(1) . 'i';
|
||
|
|
$replace[] = '${1}' . $new_code . '${3}';
|
||
|
|
}
|
||
|
|
}
|
||
|
|
JResponse::setBody(preg_replace($patterns, $replace, $body));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param JForm $form The form to be altered.
|
||
|
|
* @param array $data The associated data for the form.
|
||
|
|
*
|
||
|
|
* @return boolean
|
||
|
|
* @since 2.5
|
||
|
|
*/
|
||
|
|
public function onContentPrepareForm($form, $data)
|
||
|
|
{
|
||
|
|
// Ensure that data is an object
|
||
|
|
$data = (object) $data;
|
||
|
|
|
||
|
|
// Check we have a form
|
||
|
|
if (!($form instanceof JForm))
|
||
|
|
{
|
||
|
|
$this->_subject->setError('JERROR_NOT_A_FORM');
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Check we are manipulating a valid form.
|
||
|
|
$app = JFactory::getApplication();
|
||
|
|
if ($form->getName() != 'com_plugins.plugin'
|
||
|
|
|| isset($data->name) && $data->name != 'plg_system_languagecode'
|
||
|
|
|| empty($data) && !$app->getUserState('plg_system_language_code.edit')
|
||
|
|
)
|
||
|
|
{
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Mark the plugin as being edited
|
||
|
|
$app->setUserState('plg_system_language_code.edit', $data->name == 'plg_system_languagecode');
|
||
|
|
|
||
|
|
// Get site languages
|
||
|
|
if ($languages = JLanguage::getKnownLanguages(JPATH_SITE))
|
||
|
|
{
|
||
|
|
// Inject fields into the form
|
||
|
|
foreach ($languages as $tag => $language)
|
||
|
|
{
|
||
|
|
$form->load('
|
||
|
|
<form>
|
||
|
|
<fields name="params">
|
||
|
|
<fieldset
|
||
|
|
name="languagecode"
|
||
|
|
label="PLG_SYSTEM_LANGUAGECODE_FIELDSET_LABEL"
|
||
|
|
description="PLG_SYSTEM_LANGUAGECODE_FIELDSET_DESC"
|
||
|
|
>
|
||
|
|
<field
|
||
|
|
name="'.strtolower($tag).'"
|
||
|
|
type="text"
|
||
|
|
description="' . htmlspecialchars(JText::sprintf('PLG_SYSTEM_LANGUAGECODE_FIELD_DESC', $language['name']), ENT_COMPAT, 'UTF-8') . '"
|
||
|
|
translate_description="false"
|
||
|
|
label="' . $tag . '"
|
||
|
|
translate_label="false"
|
||
|
|
size="7"
|
||
|
|
filter="cmd"
|
||
|
|
/>
|
||
|
|
</fieldset>
|
||
|
|
</fields>
|
||
|
|
</form>
|
||
|
|
');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
}
|