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<?php |
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|
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/* |
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* manages links filters needed on both frontend and admin |
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* |
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* @since 1.2 |
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*/ |
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class PLL_Links { |
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public $links_model, $model, $options; |
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protected $_links; |
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|
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/* |
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* constructor |
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* |
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* @since 1.2 |
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* |
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* @param object $polylang |
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*/ |
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public function __construct(&$polylang) { |
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$this->links_model = &$polylang->links_model; |
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$this->model = &$polylang->model; |
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$this->options = &$polylang->options; |
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|
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// adds our domains or subdomains to allowed hosts for safe redirection |
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add_filter('allowed_redirect_hosts', array(&$this, 'allowed_redirect_hosts')); |
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|
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// low priority on links filters to come after any other modifications |
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if ($this->options['force_lang']) { |
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foreach (array('post_link', '_get_page_link', 'post_type_link') as $filter) |
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add_filter($filter, array(&$this, 'post_link'), 20, 2); |
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|
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add_filter('term_link', array(&$this, 'term_link'), 20, 3); |
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} |
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} |
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|
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/* |
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* adds our domains or subdomains to allowed hosts for safe redirection |
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* |
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* @since 1.4.3 |
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* |
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* @param array $hosts allowed hosts |
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* @return array |
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*/ |
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public function allowed_redirect_hosts($hosts) { |
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return array_unique(array_merge($hosts, $this->links_model->get_hosts())); |
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} |
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|
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/* |
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* modifies post & page links |
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* |
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* @since 0.7 |
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* |
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* @param string $link post link |
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* @param object|int $post post object or post ID |
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* @return string modified post link |
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*/ |
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public function post_link($link, $post) { |
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if (isset($this->_links[$link])) |
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return $this->_links[$link]; |
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|
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if ('post_type_link' == current_filter() && !$this->model->is_translated_post_type($post->post_type)) |
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return $this->_links[$link] = $link; |
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|
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if ('_get_page_link' == current_filter()) // this filter uses the ID instead of the post object |
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$post = get_post($post); |
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|
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// /!\ when post_status is not "publish", WP does not use pretty permalinks |
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return $this->_links[$link] = $post->post_status != 'publish' ? $link : $this->links_model->add_language_to_link($link, $this->model->get_post_language($post->ID)); |
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} |
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|
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/* |
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* modifies term link |
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* |
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* @since 0.7 |
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* |
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* @param string $link term link |
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* @param object $post term object |
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* @param string $tax taxonomy name |
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* @return string modified term link |
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*/ |
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public function term_link($link, $term, $tax) { |
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if (isset($this->_links[$link])) |
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return $this->_links[$link]; |
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|
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return $this->_links[$link] = $this->model->is_translated_taxonomy($tax) ? |
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$this->links_model->add_language_to_link($link, $this->model->get_term_language($term->term_id)) : $link; |
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} |
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|
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/* |
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* returns the home url in the requested language |
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* |
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* @since 1.3 |
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* |
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* @param object|string $language |
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* @param bool $is_search optional wether we need the home url for a search form, defaults to false |
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*/ |
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public function get_home_url($language, $is_search = false) { |
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$language = is_object($language) ? $language : $this->model->get_language($language); |
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return $is_search ? $language->search_url : $language->home_url; |
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} |
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|
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/* |
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* get the link to create a new post translation |
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* |
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* @since 1.5 |
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* |
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* @param int $post_id |
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* @param object $language |
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* @return string |
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*/ |
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public function get_new_post_translation_link($post_id, $language) { |
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$post_type = get_post_type($post_id); |
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|
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if ('attachment' == $post_type) { |
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$args = array( |
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'action' => 'translate_media', |
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'from_media' => $post_id, |
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'new_lang' => $language->slug |
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); |
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|
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// add nonce for media as we will directly publish a new attachment from a clic on this link |
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return wp_nonce_url(add_query_arg($args, admin_url('admin.php')), 'translate_media'); |
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} |
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else { |
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$args = array( |
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'post_type' => $post_type, |
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'from_post' => $post_id, |
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'new_lang' => $language->slug |
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); |
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|
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return add_query_arg($args, admin_url('post-new.php')); |
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} |
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} |
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|
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/* |
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* get the link to create a new term translation |
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* |
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* @since 1.5 |
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* |
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* @param int $term_id |
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* @param string $taxonomy |
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* @param string $post_type |
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* @param object $language |
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* @return string |
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*/ |
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public function get_new_term_translation_link($term_id, $taxonomy, $post_type, $language) { |
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$args = array( |
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'taxonomy' => $taxonomy, |
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'post_type' => $post_type, |
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'from_tag' => $term_id, |
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'new_lang' => $language->slug |
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); |
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|
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return add_query_arg($args, admin_url('edit-tags.php')); |
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} |
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} |
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|
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