/**
* Experimental code to parse and process the shortcode very early in the
* WordPress execution stack. This allows the modification of its attributes
* before being processed by the WordPress Shortcode API.
*
* @access private
* @since 0.8
* @static
* @param array $posts
* @param object $WP_Query
*
* @return array
*/
public static function parse($posts, $WP_Query)
{
$pattern = get_shortcode_regex();
// Grab the array containing all query vars registered by Connections.
$registeredQueryVars = cnRewrite::queryVars(array());
foreach ($posts as $post) {
// $WP_Query->queried_object_id -- This will only be set on pages, not posts. Why? Good question!
// If we're in the main query, proceed!
if (isset($WP_Query->queried_object_id) && $WP_Query->queried_object_id == $post->ID) {
/*
* $matches[0] == An array of all shortcodes that were found with its options.
* $matches[1] == Unknown.
* $matches[2] == An array of all shortcode tags that were found.
* $matches[3] == An array of the shortcode options that were found.
* $matches[4] == Unknown.
* $matches[5] == Unknown.
* $matches[6] == Unknown.
*/
if (preg_match_all('/' . $pattern . '/s', $post->post_content, $matches) && array_key_exists(2, $matches)) {
// Build the results in a more usable format.
foreach ($matches[2] as $key => $shortcode) {
// Parse the shortcode atts.
self::$shortcode[$shortcode] = shortcode_parse_atts($matches[3][$key]);
}
// Show the just the search form w/o showing the intial results?
// If a Connections query var is set, show the results instead.
// if ( isset( $atts['initial_results'] )
// && strtolower( $atts['initial_results'] ) == 'false'
// && ! (bool) array_intersect( $registeredQueryVars, array_keys( (array) $WP_Query->query_vars ) )
// )
// {
// } else {
// // Rewrite the $atts array to prep it to be imploded.
// array_walk( $atts, create_function( '&$i,$k','$i=" $k=\"$i\"";' ) );
// $replace = '[' . $shortcode . ' ' . implode( ' ', $atts ) . ']';
// }
// All returns/end of lines and tabs should be removed so wpautop() doesn't insert <p> and <br> tags in the form output.
// $replace = str_replace( array( "\r\n", "\r", "\n", "\t" ), array( ' ', ' ', ' ', ' ' ), $replace );
// Replace the shortcode in the post with a new one based on the changes to $atts.
// $post->post_content = str_replace( $matches[0][ array_search( $shortcode, $matches[2] ) ], $replace, $post->post_content );
}
}
}
return $posts;
}
/**
* Remove the comment feeds from th directory sub-pages.
* This is to prevent search engine crawl errors / 404s.
*
* @access private
* @since 0.7.9
* @static
*
* @global $wp_query
*
* @return void
*/
public static function removeCommentFeed()
{
global $wp_query;
$registeredQueryVars = cnRewrite::queryVars(array());
// var_dump($registeredQueryVars);var_dump($wp_query->query_vars);
// var_dump( array_intersect( $registeredQueryVars, $wp_query->query_vars ) );
// var_dump( array_keys( $wp_query->query_vars ) );
if ((bool) array_intersect($registeredQueryVars, array_keys((array) $wp_query->query_vars))) {
remove_action('wp_head', 'feed_links_extra', 3);
}
}
}
/**
* Disable the canonical redirect when on the front page.
*
* NOTE: This is required to allow search queries to be properly redirected to the front page.
* If this were not in place the user would be redirected to the blog home page.
*
* Reference:
* http://wordpress.stackexchange.com/questions/51530/rewrite-rules-problem-when-rule-includes-homepage-slug
*
* @TODO Perhaps I should check for the existance of any of the Connections query vars before
* removing canonical redirect of the front page.
*
* @access private
* @since 0.7.6.4
* @param (string) $redirectURL The URL to redirect to.
* @param (string) $requestedURL The original requested URL.
* @return (string) URL
*/
public static function frontPageCanonicalRedirect($redirectURL, $requestedURL)
{
// $homeID = cnSettingsAPI::get( 'connections', 'connections_home_page', 'page_id' );
if (is_front_page() && get_option('show_on_front') == 'page') {
return $requestedURL;
}
return $redirectURL;
}
}
// Register all valid query variables.
cnRewrite::init();
