/**
* add noredirect query var to the links
*
* @wp-hook mlp_linked_element_link
* @param string $link
* @param int $site_id
* @return string
*/
public function add_noredirect_parameter($link, $site_id)
{
$link = (string) $link;
if (empty($link)) {
return $link;
}
$languages = mlp_get_available_languages();
if (empty($languages[$site_id])) {
return $link;
}
return add_query_arg('noredirect', $languages[$site_id], $link);
}
/**
* Adds the noredirect query var to the given URL.
*
* @wp-hook mlp_linked_element_link
*
* @param string $url URL.
* @param int $site_id Site ID.
*
* @return string
*/
public function add_noredirect_parameter($url, $site_id)
{
$url = (string) $url;
if (!$url) {
return $url;
}
$languages = mlp_get_available_languages();
if (empty($languages[$site_id])) {
return $url;
}
$url = add_query_arg('noredirect', $languages[$site_id], $url);
return $url;
}
/**
* show the metabox
*
* @access public
* @since 0.1
* @uses get_site_option, get_current_blog_id
* @param $post post object
* @return void
*/
public function display_cpt_meta_box($post)
{
$linked = mlp_get_linked_elements($post->ID);
if (0 < count($linked)) {
// post is a linked post
$languages = mlp_get_available_languages();
if (0 < count($languages)) {
?>
<select name="multilingual_press" id="multilingual_press">
<option><?php
_e('choose preview language', 'multilingualpress');
?>
</option>
<?php
foreach ($languages as $language_blogid => $language_name) {
if ($language_blogid != get_current_blog_id()) {
?>
<option value="<?php
echo $language_blogid;
?>
"><?php
echo $language_name;
?>
</option>
<?php
}
}
?>
</select>
<div id="multilingual_press_content"></div>
<script type="text/javascript">
//<![CDATA[
jQuery( document ).ready( function( $ ) {
$( '#multilingual_press' ).change( function() {
blogid = '';
$( '#multilingual_press option:selected' ).each( function () {
blogid += $( this ).attr( 'value' );
} );
$.post( ajaxurl,
{
action: 'get_metabox_content',
blogid: blogid,
post: <?php
echo $post->ID;
?>
},
function( returned_data ) {
if ( '' != returned_data ) {
$( '#multilingual_press_content' ).html( returned_data );
$( '#multilingual_press_content #headline' ).remove();
$( '#multilingual_press_content #content' ).remove();
}
}
);
} );
} );
//]]>
</script>
<?php
}
}
}
/**
* function for custom plugins to get activated on all language blogs
*
* @param int $element_id ID of the selected element
* @param string $type type of the selected element
* @param int $blog_id ID of the selected blog
* @param string $hook
* @param mixed $param
* @return WP_Error|NULL
*/
public static function run_custom_plugin($element_id, $type, $blog_id, $hook, $param)
{
if (empty($element_id)) {
return new WP_Error('mlp_empty_custom_element', __('Empty Element', 'multilingual-press'));
}
if (empty($type)) {
return new WP_Error('mlp_empty_custom_type', __('Empty Type', 'multilingual-press'));
}
if (empty($hook) || !is_callable($hook)) {
return new WP_Error('mlp_empty_custom_hook', __('Invalid Hook', 'multilingual-press'));
}
// set the current element in the mlp class
$languages = mlp_get_available_languages();
$current_blog = get_current_blog_id();
if (0 == count($languages)) {
return NULL;
}
foreach ($languages as $language_id => $language_name) {
if ($current_blog == $language_id) {
continue;
}
switch_to_blog($language_id);
/**
* custom hook
* @param mixed $param
*/
do_action($hook, $param);
restore_current_blog();
}
return NULL;
}
/**
* add noredirect query var to the links
*
* @since 0.1
* @param string $link | the current link to the blog
* @param string $blog_id | Blog ID of the linked blog
*/
public function add_noredirect_links($link, $blog_id)
{
$languages = mlp_get_available_languages();
// if language is available add to link
if (isset($languages[$blog_id])) {
$link = add_query_arg('noredirect', $languages[$blog_id], $link);
}
return $link;
}
/**
* Get the linked elements and display them as a list
* flag from a blogid
*
* @since 0.1
* @access public
* @param int $blog_id ID of a blog
* @uses mlp_get_available_languages, mlp_get_available_languages_titles, is_single,
* is_page, mlp_get_linked_elements, mlp_get_language_flag, get_current_blog_id,
* get_blog_post, get_site_url
* @return string output of the bloglist
*/
public static function show_linked_elements($args)
{
global $wp_query;
$output = '';
$languages = mlp_get_available_languages();
$language_titles = mlp_get_available_languages_titles();
if (!(0 < count($languages))) {
return $output;
}
// returns NULL if there is no post, get_the_ID() throws a notice,
// if we don' check this before.
$default_post = get_post();
if ($default_post) {
$current_element_id = get_the_ID();
} elseif (!empty($wp_query->queried_object) && !empty($wp_query->queried_object->ID)) {
$current_element_id = $wp_query->queried_object->ID;
} else {
$current_element_id = 0;
}
$linked_elements = array();
// double check to avoid issues with a static front page.
if (!is_front_page() && !is_home() && is_singular()) {
$linked_elements = mlp_get_linked_elements($current_element_id);
}
$defaults = array('link_text' => 'text', 'echo' => TRUE, 'sort' => 'blogid', 'show_current_blog' => FALSE);
$params = wp_parse_args($args, $defaults);
if ('blogid' == $params['sort']) {
ksort($languages);
} else {
asort($languages);
}
$output .= '<div class="mlp_language_box"><ul>';
foreach ($languages as $language_blog => $language_string) {
$current_language = mlp_get_current_blog_language(2);
if ($current_language == $language_string && $params['show_current_blog'] == FALSE) {
continue;
}
// Get params
$flag = mlp_get_language_flag($language_blog);
$title = mlp_get_available_languages_titles(TRUE);
// Display type
if ('flag' == $params['link_text'] && '' != $flag) {
$display = '<img src="' . $flag . '" alt="' . $languages[$language_blog] . '" title="' . $title[$language_blog] . '" />';
} else {
if ('text' == $params['link_text'] && !empty($language_titles[$language_blog])) {
$display = $language_titles[$language_blog];
} else {
if ('text_flag' == $params['link_text']) {
$display = '<img src="' . $flag . '" alt="' . $languages[$language_blog] . '" title="' . $title[$language_blog] . '" />';
if (!empty($language_titles[$language_blog])) {
$display .= ' ' . $language_titles[$language_blog];
}
} else {
$display = $languages[$language_blog];
}
}
}
$class = get_current_blog_id() == $language_blog ? 'id="mlp_current_locale"' : '';
// set element to 0 to avoid empty element
if (!isset($linked_elements[$language_blog])) {
$linked_elements[$language_blog] = 0;
}
// Check post status
$post = $linked_elements[$language_blog] > 0 ? get_blog_post($language_blog, $linked_elements[$language_blog]) : '';
do_action('mlp_before_link');
$link = (is_single() || is_page() || is_home()) && isset($post->post_status) && ('publish' === $post->post_status || 'private' === $post->post_status && is_super_admin()) ? get_blog_permalink($language_blog, $linked_elements[$language_blog]) : get_site_url($language_blog);
// apply filter to help others to change the link
$link = apply_filters('mlp_linked_element_link', $link, $language_blog, $linked_elements[$language_blog]);
do_action('mlp_after_link');
// Output link elements
$output .= '<li ' . ($current_language == $language_string ? 'class="current"' : '') . '><a rel="alternate" hreflang="' . self::get_blog_language($language_blog) . '" ' . $class . ' href="' . $link . '">' . $display . '</a></li>';
}
$output .= '</ul></div>';
return $output;
}
/**
* Checks if given language already exists on WP.
*
* @param $language
*
* @return bool
*/
private function language_exists($language)
{
$all_lngs = mlp_get_available_languages();
$short_code = Wpml2mlp_Helper::get_short_language($language['language_code']);
$short_locale = Wpml2mlp_Helper::get_short_language($language['default_locale']);
foreach ($all_lngs as $lng) {
$short_lng = Wpml2mlp_Helper::get_short_language($lng);
if ($short_code == $short_lng || $short_locale == $short_lng) {
return TRUE;
}
}
return FALSE;
}
/**
* Create the tab and prepend it to the body-tag
*
* @since 0.1
* @access public
* @param string $content
* @uses is_single, is_page, get_site_option, mlp_get_linked_elements, mlp_get_available_languages
* __, plugins_url, esc_html
* @return string $content
*/
public function frontend_tab($content)
{
if (!is_single() && !is_page()) {
return $content;
}
// Get post link option
$option = get_site_option('inpsyde_multilingual_quicklink_options');
$available_blogs = get_site_option('inpsyde_multilingual');
if (!$option) {
$option = array('mlp_quicklink_position' => 'tr');
}
// Get the linked elements for the current post
// array: blog_id => post_id
$linked = mlp_get_linked_elements(get_the_ID());
if (array() == $linked) {
return $content;
}
// Get the blogs that are related to the current blog
$languages = mlp_get_available_languages();
if (array() == $languages) {
return $content;
}
$translated = array();
$titles = mlp_get_available_languages_titles();
foreach ($languages as $language_blogid => $language_name) {
if ($language_blogid == get_current_blog_id()) {
continue;
}
$url = $this->get_element_permalink($language_blogid, get_the_ID());
if ($url) {
$translated[$url] = esc_html($titles[$language_blogid]);
}
}
if (empty($translated)) {
return $content;
}
$position = $option['mlp_quicklink_position'];
$switcher = $this->to_html($translated, $position);
// position at the top
if ('t' === $position[0]) {
return $switcher . $content;
}
return $content . $switcher;
}
/**
* Display the default form fields
*
* @param int $current_blog_id | The ID of the current blog
* @since 0.5.5b
* @uses get_site_option, _e, plugins_url, selected, plugin_dir_path,
* esc_html, mlp_get_available_languages, switch_to_blog, get_bloginfo,
* restore_current_blog, get_blog_option
* @return void
*/
public function draw_blog_settings_form_fields($current_blog_id)
{
$lang_codes = $this->lang_codes;
// get registered blogs
$siteoption = get_site_option('inpsyde_multilingual', array());
// Get values to display
// in form fields
$lang_title = isset($siteoption[$current_blog_id]['text']) ? stripslashes($siteoption[$current_blog_id]['text']) : '';
$selected = isset($siteoption[$current_blog_id]['lang']) ? $siteoption[$current_blog_id]['lang'] : '';
$blogoption_flag = esc_url(get_blog_option($current_blog_id, 'inpsyde_multilingual_flag_url'));
?>
<!-- Language select, alt. language title and flag image url -->
<div class="postbox">
<div title="Click to toggle" class="handlediv"><br></div>
<h3 class="hndle"><?php
_e('Language', 'multilingualpress');
?>
</h3>
<div class="inside">
<table class="form-table" id="mlp_blog_language">
<tr class="form-field">
<th><?php
_e('Choose blog language', 'multilingualpress');
?>
</th>
<td>
<?php
if (!empty($lang_codes)) {
?>
<select name="inpsyde_multilingual_lang" id="inpsyde_multilingual_lang">
<option value="-1"><?php
_e('choose language', 'multilingualpress');
?>
</option>
<option value="en_US" <?php
echo selected('en_US', $selected);
?>
><?php
_e('English (US)', 'multilingualpress');
?>
</option>
<?php
foreach ($lang_codes as $language_code => $language_name) {
if (5 == strlen($language_code)) {
$language_code_flag = strtolower(substr($language_code, 3, 2));
} else {
$language_code_flag = $language_code;
}
if (file_exists(plugin_dir_path(dirname(__FILE__)) . '/flags/' . $language_code_flag . '.gif')) {
?>
<option value="<?php
echo $language_code;
?>
"<?php
echo selected($selected, $language_code, false);
?>
><?php
echo esc_html($language_name);
?>
</option>
<?php
}
}
?>
</select>
<br />
<span class="description"><?php
_e('Determine blog language and flag. This will be used in the frontend widget.', 'multilingualpress');
?>
</span>
<?php
}
?>
</td>
</tr>
<tr id="mlp_check_language"><th></th><td></td></tr>
<tr>
<th>
<?php
_e('Alternative language title', 'multilingualpress');
?>
</th>
<td>
<input class="regular-text" type="text" id="inpsyde_multilingual_text" name="inpsyde_multilingual_text" value="<?php
echo $lang_title;
?>
" />
<br />
<span class="description"><?php
_e('Enter a title here that you want to be displayed in the frontend instead of the default one (i.e. "My English Site")', 'multilingualpress');
?>
</span>
</td>
</tr>
<tr>
<th>
<?php
_e('Blog flag image URL', 'multilingualpress');
?>
</th>
<td>
<input class="regular-text" type="text" id="inpsyde_multilingual_flag_url" name="inpsyde_multilingual_flag_url" value="<?php
echo $blogoption_flag;
?>
" />
<br />
<span class="description"><?php
_e('(Optional, must begin with http://)', 'multilingualpress');
?>
</span>
</td>
</tr>
</table>
</div>
</div>
<?php
// Only display this part if there are blogs to interlink
$a_lang = mlp_get_available_languages(TRUE);
?>
<!-- Blog relationships -->
<?php
// only display relationship box if an other blog is available
if ($siteoption && count($siteoption) > 1 || count($siteoption) == 1 && empty($siteoption[$current_blog_id])) {
?>
<div class="postbox">
<div title="Click to toggle" class="handlediv"><br></div>
<h3 class="hndle"><?php
_e('Blog Relationships', 'multilingualpress');
?>
</h3>
<div class="inside">
<table class="form-table">
<tr>
<th><?php
_e('Multilingual blog relationships', 'multilingualpress');
?>
</th>
<td>
<?php
foreach ($siteoption as $blog_id => $meta) {
// Filter out current blog
if ($current_blog_id === $blog_id) {
continue;
}
// Get blog display name
switch_to_blog($blog_id);
$blog_name = get_bloginfo('Name');
restore_current_blog();
// Get current settings
$related_blogs = get_blog_option($current_blog_id, 'inpsyde_multilingual_blog_relationship');
if (is_array($related_blogs) && in_array($blog_id, $related_blogs)) {
$selected = 'checked="checked"';
} else {
$selected = '';
}
if (!isset($lang_codes[$meta['lang']])) {
$lang_codes[$meta['lang']] = __('English (US)', 'multilingualpress');
}
?>
<input id="related_blog_<?php
echo $blog_id;
?>
" <?php
echo $selected;
?>
type="checkbox" name="related_blogs[]" value="<?php
echo $blog_id;
?>
" /> <?php
echo $blog_name;
?>
- <?php
echo $lang_codes[$meta['lang']];
?>
<br />
<?php
}
?>
</td>
</tr>
</table>
</div>
</div>
<?php
}
}
