/**
* Generate the Regular expression that matches embedded entries.
*
* Generates different regex if using permalinks and if not using permalinks
*
* @since 1.6
*
* @return string Regex code
*/
private function get_handler_regex()
{
$entry_var_name = GravityView_Post_Types::get_entry_var_name();
$rewrite_slug = apply_filters('gravityview_slug', 'view');
// Only support embeds for current site
$prefix = trailingslashit(home_url());
// Using permalinks
$using_permalinks = $prefix . "(?P<is_cpt>{$rewrite_slug})?/?(?P<slug>.+?)/{$entry_var_name}/(?P<entry_slug>.+?)/?\$";
// Not using permalinks
$not_using_permalinks = $prefix . "(?:index.php)?\\?(?P<is_cpt2>[^=]+)=(?P<slug2>[^&]+)&entry=(?P<entry_slug2>[^&]+)\$";
// Catch either
$match_regex = "(?:{$using_permalinks}|{$not_using_permalinks})";
return '#' . $match_regex . '#i';
}
/**
* Generate the Regular expression that matches embedded entries.
*
* Generates different regex if using permalinks and if not using permalinks
*
* @since 1.6
*
* @return string Regex code
*/
private function get_handler_regex()
{
$entry_var_name = GravityView_Post_Types::get_entry_var_name();
/**
* @filter `gravityview_slug` Modify the url part for a View. [Read the doc](http://docs.gravityview.co/article/62-changing-the-view-slug)
* @param string $rewrite_slug The slug shown in the URL
*/
$rewrite_slug = apply_filters('gravityview_slug', 'view');
// Only support embeds for current site
$prefix = trailingslashit(home_url());
// Using permalinks
$using_permalinks = $prefix . "(?P<is_cpt>{$rewrite_slug})?/?(?P<slug>.+?)/{$entry_var_name}/(?P<entry_slug>.+?)/?\$";
// Not using permalinks
$not_using_permalinks = $prefix . "(?:index.php)?\\?(?P<is_cpt2>[^=]+)=(?P<slug2>[^&]+)&entry=(?P<entry_slug2>[^&]+)\$";
// Catch either
$match_regex = "(?:{$using_permalinks}|{$not_using_permalinks})";
return '#' . $match_regex . '#i';
}
/**
* return href for single entry
* @param array|int $entry Entry array or entry ID
* @param int|null $post_id If wanting to define the parent post, pass a post ID
* @param boolean $add_directory_args True: Add args to help return to directory; False: only include args required to get to entry {@since 1.7.3}
* @return string Link to the entry with the directory parent slug
*/
public static function entry_link($entry, $post_id = NULL, $add_directory_args = true)
{
if (!empty($entry) && !is_array($entry)) {
$entry = GVCommon::get_entry($entry);
} else {
if (empty($entry)) {
$entry = GravityView_frontend::getInstance()->getEntry();
}
}
// Second parameter used to be passed as $field; this makes sure it's not an array
if (!is_numeric($post_id)) {
$post_id = NULL;
}
// Get the permalink to the View
$directory_link = self::directory_link($post_id, false);
// No post ID? Get outta here.
if (empty($directory_link)) {
return '';
}
$query_arg_name = GravityView_Post_Types::get_entry_var_name();
$entry_slug = self::get_entry_slug($entry['id'], $entry);
if (get_option('permalink_structure') && !is_preview()) {
$args = array();
$directory_link = trailingslashit($directory_link) . $query_arg_name . '/' . $entry_slug . '/';
} else {
$args = array($query_arg_name => $entry_slug);
}
/**
* @since 1.7.3
*/
if ($add_directory_args) {
if (!empty($_GET['pagenum'])) {
$args['pagenum'] = intval($_GET['pagenum']);
}
/**
* @since 1.7
*/
if ($sort = rgget('sort')) {
$args['sort'] = $sort;
$args['dir'] = rgget('dir');
}
}
/**
* Check if we have multiple views embedded in the same page and in that case make sure the single entry link
* has the view id so that Advanced Filters can be applied correctly when rendering the single view
* @see GravityView_frontend::get_context_view_id()
*/
if (class_exists('GravityView_View_Data') && GravityView_View_Data::getInstance()->has_multiple_views()) {
$args['gvid'] = gravityview_get_view_id();
}
return add_query_arg($args, $directory_link);
}
/**
* Verify if user requested a single entry view
* @return boolean|string false if not, single entry slug if true
*/
public static function is_single_entry()
{
$var_name = GravityView_Post_Types::get_entry_var_name();
$single_entry = get_query_var($var_name);
/**
* Modify the entry that is being displayed.
*
* @internal Should only be used by things like the oEmbed functionality.
* @since 1.6
*/
$single_entry = apply_filters('gravityview/is_single_entry', $single_entry);
if (empty($single_entry)) {
return false;
} else {
return $single_entry;
}
}
