/**
* Add colums to blog view
*
* @since 0.1
* @param $column_name string
* @param $blog_id integer
* @uses switch_to_blog, mlp_get_available_languages_titles, _e, network_admin_url
* mlp_get_language_flag, restore_current_blog, apply_filters
* @return $column_name string
*/
public function add_columns($column_name, $blog_id)
{
//render column value
if ('mlp_interlinked' === $column_name) {
switch_to_blog($blog_id);
$interlinked = mlp_get_available_languages_titles();
if (count($interlinked) < 2 || !is_array($interlinked)) {
_e('nothing', 'multilingualpress');
return;
}
$linked_blogs = array();
echo '<div class="mlp_interlinked_blogs">';
foreach ($interlinked as $interlinked_blog_id => $interlinked_blog_title) {
if ($interlinked_blog_id == $blog_id) {
continue;
}
$linked_blogs[] = sprintf('<a href="%1$s">%2$s</a>', get_blogaddress_by_id($interlinked_blog_id), esc_html($interlinked_blog_title));
}
empty($linked_blogs) || (print join(' | ', $linked_blogs));
echo '</div>';
restore_current_blog();
}
$column_name = apply_filters('mlp_add_custom_columns', $column_name, $blog_id);
return $column_name;
}
/**
* @param string $column_name not used
* @param int $blog_id
* @return string|void
*/
function mlp_render_related_blog_column($column_name, $blog_id)
{
switch_to_blog($blog_id);
$blogs = (array) mlp_get_available_languages_titles();
restore_current_blog();
unset($blogs[$blog_id]);
if (empty($blogs)) {
return __('none', 'multilingualpress');
}
$blogs = array_map('esc_html', $blogs);
return '<div class="mlp_interlinked_blogs"><b>' . join('</b><br /><b>', $blogs) . '</b></div>';
}
/**
* @return array
*/
public function get_site_languages()
{
$languages = mlp_get_available_languages_titles();
unset($languages[get_current_blog_id()]);
return $languages;
}
/**
* AJAX handler.
*
* Called by the view. The 'exit' is handled there.
*
* @return array
*/
public function get_ajax_menu_items()
{
if (!$this->is_allowed()) {
return array();
}
$titles = mlp_get_available_languages_titles(TRUE);
return $this->prepare_menu_items($titles);
}
/**
* 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;
}
/**
* 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;
}
