*/
/**
- * {@internal Missing Short Description}}
+ * Returns whether the server is running Apache with the mod_rewrite module loaded.
*
* @since 2.0.0
*
- * @return unknown
+ * @return bool
*/
function got_mod_rewrite() {
$got_rewrite = apache_mod_loaded('mod_rewrite', true);
+
+ /**
+ * Filter whether Apache and mod_rewrite are present.
+ *
+ * This filter was previously used to force URL rewriting for other servers,
+ * like nginx. Use the got_url_rewrite filter in got_url_rewrite() instead.
+ *
+ * @see got_url_rewrite()
+ *
+ * @since 2.5.0
+ * @param bool $got_rewrite Whether Apache and mod_rewrite are present.
+ */
return apply_filters('got_rewrite', $got_rewrite);
}
+/**
+ * Returns whether the server supports URL rewriting.
+ *
+ * Detects Apache's mod_rewrite, IIS 7.0+ permalink support, and nginx.
+ *
+ * @since 3.7.0
+ *
+ * @return bool Whether the server supports URL rewriting.
+ */
+function got_url_rewrite() {
+ $got_url_rewrite = ( got_mod_rewrite() || $GLOBALS['is_nginx'] || iis7_supports_permalinks() );
+
+ /**
+ * Filter whether URL rewriting is available.
+ *
+ * @since 3.7.0
+ * @param bool $got_url_rewrite Whether URL rewriting is available.
+ */
+ return apply_filters( 'got_url_rewrite', $got_url_rewrite );
+}
+
/**
* {@internal Missing Short Description}}
*
* @return string
*/
function url_shorten( $url ) {
- $short_url = str_replace( 'http://', '', stripslashes( $url ));
- $short_url = str_replace( 'www.', '', $short_url );
+ $short_url = str_replace( array( 'http://', 'www.' ), '', $url );
$short_url = untrailingslashit( $short_url );
if ( strlen( $short_url ) > 35 )
- $short_url = substr( $short_url, 0, 32 ) . '...';
+ $short_url = substr( $short_url, 0, 32 ) . '…';
return $short_url;
}
*/
function show_message($message) {
if ( is_wp_error($message) ){
- if ( $message->get_error_data() )
+ if ( $message->get_error_data() && is_string( $message->get_error_data() ) )
$message = $message->get_error_message() . ': ' . $message->get_error_data();
else
$message = $message->get_error_message();
}
/**
- * Check if rewrite rule for WordPress already exists in the IIS 7 configuration file
+ * Check if rewrite rule for WordPress already exists in the IIS 7+ configuration file
*
* @since 2.8.0
*
}
/**
- * Add WordPress rewrite rule to the IIS 7 configuration file.
+ * Add WordPress rewrite rule to the IIS 7+ configuration file.
*
* @since 2.8.0
*
}
}
add_action('admin_head', '_ipad_meta');
+
+/**
+ * Check lock status for posts displayed on the Posts screen
+ *
+ * @since 3.6
+ */
+function wp_check_locked_posts( $response, $data, $screen_id ) {
+ $checked = array();
+
+ if ( array_key_exists( 'wp-check-locked-posts', $data ) && is_array( $data['wp-check-locked-posts'] ) ) {
+ foreach ( $data['wp-check-locked-posts'] as $key ) {
+ if ( ! $post_id = absint( substr( $key, 5 ) ) )
+ continue;
+
+ if ( ( $user_id = wp_check_post_lock( $post_id ) ) && ( $user = get_userdata( $user_id ) ) && current_user_can( 'edit_post', $post_id ) ) {
+ $send = array( 'text' => sprintf( __( '%s is currently editing' ), $user->display_name ) );
+
+ if ( ( $avatar = get_avatar( $user->ID, 18 ) ) && preg_match( "|src='([^']+)'|", $avatar, $matches ) )
+ $send['avatar_src'] = $matches[1];
+
+ $checked[$key] = $send;
+ }
+ }
+ }
+
+ if ( ! empty( $checked ) )
+ $response['wp-check-locked-posts'] = $checked;
+
+ return $response;
+}
+add_filter( 'heartbeat_received', 'wp_check_locked_posts', 10, 3 );
+
+/**
+ * Check lock status on the New/Edit Post screen and refresh the lock
+ *
+ * @since 3.6
+ */
+function wp_refresh_post_lock( $response, $data, $screen_id ) {
+ if ( array_key_exists( 'wp-refresh-post-lock', $data ) ) {
+ $received = $data['wp-refresh-post-lock'];
+ $send = array();
+
+ if ( ! $post_id = absint( $received['post_id'] ) )
+ return $response;
+
+ if ( ! current_user_can('edit_post', $post_id) )
+ return $response;
+
+ if ( ( $user_id = wp_check_post_lock( $post_id ) ) && ( $user = get_userdata( $user_id ) ) ) {
+ $error = array(
+ 'text' => sprintf( __( '%s has taken over and is currently editing.' ), $user->display_name )
+ );
+
+ if ( $avatar = get_avatar( $user->ID, 64 ) ) {
+ if ( preg_match( "|src='([^']+)'|", $avatar, $matches ) )
+ $error['avatar_src'] = $matches[1];
+ }
+
+ $send['lock_error'] = $error;
+ } else {
+ if ( $new_lock = wp_set_post_lock( $post_id ) )
+ $send['new_lock'] = implode( ':', $new_lock );
+ }
+
+ $response['wp-refresh-post-lock'] = $send;
+ }
+
+ return $response;
+}
+add_filter( 'heartbeat_received', 'wp_refresh_post_lock', 10, 3 );
+
+/**
+ * Check nonce expiration on the New/Edit Post screen and refresh if needed
+ *
+ * @since 3.6
+ */
+function wp_refresh_post_nonces( $response, $data, $screen_id ) {
+ if ( array_key_exists( 'wp-refresh-post-nonces', $data ) ) {
+ $received = $data['wp-refresh-post-nonces'];
+ $response['wp-refresh-post-nonces'] = array( 'check' => 1 );
+
+ if ( ! $post_id = absint( $received['post_id'] ) )
+ return $response;
+
+ if ( ! current_user_can( 'edit_post', $post_id ) || empty( $received['post_nonce'] ) )
+ return $response;
+
+ if ( 2 === wp_verify_nonce( $received['post_nonce'], 'update-post_' . $post_id ) ) {
+ $response['wp-refresh-post-nonces'] = array(
+ 'replace' => array(
+ 'autosavenonce' => wp_create_nonce('autosave'),
+ 'getpermalinknonce' => wp_create_nonce('getpermalink'),
+ 'samplepermalinknonce' => wp_create_nonce('samplepermalink'),
+ 'closedpostboxesnonce' => wp_create_nonce('closedpostboxes'),
+ '_ajax_linking_nonce' => wp_create_nonce( 'internal-linking' ),
+ '_wpnonce' => wp_create_nonce( 'update-post_' . $post_id ),
+ ),
+ 'heartbeatNonce' => wp_create_nonce( 'heartbeat-nonce' ),
+ );
+ }
+ }
+
+ return $response;
+}
+add_filter( 'heartbeat_received', 'wp_refresh_post_nonces', 10, 3 );