*/
/**
- * {@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);
- return apply_filters('got_rewrite', $got_rewrite);
+
+ /**
+ * 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.
+ *
+ * @since 2.5.0
+ *
+ * @see got_url_rewrite()
+ *
+ * @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 );
}
/**
$home_path = get_home_path();
$htaccess_file = $home_path.'.htaccess';
- // If the file doesn't already exist check for write access to the directory and whether we have some rules.
- // else check for write access to the file.
+ /*
+ * If the file doesn't already exist check for write access to the directory
+ * and whether we have some rules. Else check for write access to the file.
+ */
if ((!file_exists($htaccess_file) && is_writable($home_path) && $wp_rewrite->using_mod_rewrite_permalinks()) || is_writable($htaccess_file)) {
if ( got_mod_rewrite() ) {
$rules = explode( "\n", $wp_rewrite->mod_rewrite_rules() );
}
/**
- * If siteurl or home changed, flush rewrite rules.
+ * If siteurl, home or page_on_front changed, flush rewrite rules.
*
* @since 2.1.0
*
- * @param unknown_type $old_value
- * @param unknown_type $value
+ * @param string $old_value
+ * @param string $value
*/
function update_home_siteurl( $old_value, $value ) {
- global $wp_rewrite;
-
if ( defined( "WP_INSTALLING" ) )
return;
// If home changed, write rewrite rules to new location.
- $wp_rewrite->flush_rules();
+ flush_rewrite_rules();
}
add_action( 'update_option_home', 'update_home_siteurl', 10, 2 );
add_action( 'update_option_siteurl', 'update_home_siteurl', 10, 2 );
+add_action( 'update_option_page_on_front', 'update_home_siteurl', 10, 2 );
/**
* Shorten an URL, to be used as link text
*
- * @since 1.2.1
+ * @since 1.2.0
*
* @param string $url
* @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;
}
* @param array $vars An array of globals to reset.
*/
function wp_reset_vars( $vars ) {
- for ( $i=0; $i<count( $vars ); $i += 1 ) {
- $var = $vars[$i];
- global $$var;
-
- if ( empty( $_POST[$var] ) ) {
- if ( empty( $_GET[$var] ) )
- $$var = '';
- else
- $$var = $_GET[$var];
+ foreach ( $vars as $var ) {
+ if ( empty( $_POST[ $var ] ) ) {
+ if ( empty( $_GET[ $var ] ) ) {
+ $GLOBALS[ $var ] = '';
+ } else {
+ $GLOBALS[ $var ] = $_GET[ $var ];
+ }
} else {
- $$var = $_POST[$var];
+ $GLOBALS[ $var ] = $_POST[ $var ];
}
}
}
*/
function show_message($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();
return array();
$tokens = token_get_all( $content );
+ $count = count( $tokens );
$functions = array();
$ignore_functions = array();
- for ( $t = 0, $count = count( $tokens ); $t < $count; $t++ ) {
- if ( !is_array( $tokens[$t] ) ) continue;
- if ( T_STRING == $tokens[$t][0] && ( '(' == $tokens[ $t + 1 ] || '(' == $tokens[ $t + 2 ] ) ) {
+ for ( $t = 0; $t < $count - 2; $t++ ) {
+ if ( ! is_array( $tokens[ $t ] ) ) {
+ continue;
+ }
+
+ if ( T_STRING == $tokens[ $t ][0] && ( '(' == $tokens[ $t + 1 ] || '(' == $tokens[ $t + 2 ] ) ) {
// If it's a function or class defined locally, there's not going to be any docs available
if ( ( isset( $tokens[ $t - 2 ][1] ) && in_array( $tokens[ $t - 2 ][1], array( 'function', 'class' ) ) ) || ( isset( $tokens[ $t - 2 ][0] ) && T_OBJECT_OPERATOR == $tokens[ $t - 1 ][0] ) ) {
$ignore_functions[] = $tokens[$t][1];
$functions = array_unique( $functions );
sort( $functions );
+
+ /**
+ * Filter the list of functions and classes to be ignored from the documentation lookup.
+ *
+ * @since 2.8.0
+ *
+ * @param array $ignore_functions Functions and classes to be ignored.
+ */
$ignore_functions = apply_filters( 'documentation_ignore_functions', $ignore_functions );
+
$ignore_functions = array_unique( $ignore_functions );
$out = array();
/**
* Saves option for number of rows when listing posts, pages, comments, etc.
*
- * @since 2.8
-**/
+ * @since 2.8.0
+ */
function set_screen_options() {
if ( isset($_POST['wp_screen_options']) && is_array($_POST['wp_screen_options']) ) {
$option = $_POST['wp_screen_options']['option'];
$value = $_POST['wp_screen_options']['value'];
- if ( !preg_match( '/^[a-z_-]+$/', $option ) )
+ if ( $option != sanitize_key( $option ) )
return;
- $option = str_replace('-', '_', $option);
-
$map_option = $option;
$type = str_replace('edit_', '', $map_option);
$type = str_replace('_per_page', '', $type);
- if ( in_array($type, get_post_types()) )
- $map_option = 'edit_per_page';
- if ( in_array( $type, get_taxonomies()) )
+ if ( in_array( $type, get_taxonomies() ) )
$map_option = 'edit_tags_per_page';
-
+ elseif ( in_array( $type, get_post_types() ) )
+ $map_option = 'edit_per_page';
+ else
+ $option = str_replace('-', '_', $option);
switch ( $map_option ) {
case 'edit_per_page':
return;
break;
default:
- $value = apply_filters('set-screen-option', false, $option, $value);
+
+ /**
+ * Filter a screen option value before it is set.
+ *
+ * The filter can also be used to modify non-standard [items]_per_page
+ * settings. See the parent function for a full list of standard options.
+ *
+ * Returning false to the filter will skip saving the current option.
+ *
+ * @since 2.8.0
+ *
+ * @see set_screen_options()
+ *
+ * @param bool|int $value Screen option value. Default false to skip.
+ * @param string $option The option name.
+ * @param int $value The number of rows to use.
+ */
+ $value = apply_filters( 'set-screen-option', false, $option, $value );
+
if ( false === $value )
return;
break;
}
/**
- * 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
*
}
/**
- * Workaround for Windows bug in is_writable() function
+ * Display the default admin color scheme picker (Used in user-edit.php)
*
- * @since 2.8.0
+ * @since 3.0.0
+ */
+function admin_color_scheme_picker( $user_id ) {
+ global $_wp_admin_css_colors;
+
+ ksort( $_wp_admin_css_colors );
+
+ if ( isset( $_wp_admin_css_colors['fresh'] ) ) {
+ // Set Default ('fresh') and Light should go first.
+ $_wp_admin_css_colors = array_filter( array_merge( array( 'fresh' => '', 'light' => '' ), $_wp_admin_css_colors ) );
+ }
+
+ $current_color = get_user_option( 'admin_color', $user_id );
+
+ if ( empty( $current_color ) || ! isset( $_wp_admin_css_colors[ $current_color ] ) ) {
+ $current_color = 'fresh';
+ }
+
+ ?>
+ <fieldset id="color-picker" class="scheme-list">
+ <legend class="screen-reader-text"><span><?php _e( 'Admin Color Scheme' ); ?></span></legend>
+ <?php
+ wp_nonce_field( 'save-color-scheme', 'color-nonce', false );
+ foreach ( $_wp_admin_css_colors as $color => $color_info ) :
+
+ ?>
+ <div class="color-option <?php echo ( $color == $current_color ) ? 'selected' : ''; ?>">
+ <input name="admin_color" id="admin_color_<?php echo esc_attr( $color ); ?>" type="radio" value="<?php echo esc_attr( $color ); ?>" class="tog" <?php checked( $color, $current_color ); ?> />
+ <input type="hidden" class="css_url" value="<?php echo esc_url( $color_info->url ); ?>" />
+ <input type="hidden" class="icon_colors" value="<?php echo esc_attr( json_encode( array( 'icons' => $color_info->icon_colors ) ) ); ?>" />
+ <label for="admin_color_<?php echo esc_attr( $color ); ?>"><?php echo esc_html( $color_info->name ); ?></label>
+ <table class="color-palette">
+ <tr>
+ <?php
+
+ foreach ( $color_info->colors as $html_color ) {
+ ?>
+ <td style="background-color: <?php echo esc_attr( $html_color ); ?>"> </td>
+ <?php
+ }
+
+ ?>
+ </tr>
+ </table>
+ </div>
+ <?php
+
+ endforeach;
+
+ ?>
+ </fieldset>
+ <?php
+}
+
+function wp_color_scheme_settings() {
+ global $_wp_admin_css_colors;
+
+ $color_scheme = get_user_option( 'admin_color' );
+
+ // It's possible to have a color scheme set that is no longer registered.
+ if ( empty( $_wp_admin_css_colors[ $color_scheme ] ) ) {
+ $color_scheme = 'fresh';
+ }
+
+ if ( ! empty( $_wp_admin_css_colors[ $color_scheme ]->icon_colors ) ) {
+ $icon_colors = $_wp_admin_css_colors[ $color_scheme ]->icon_colors;
+ } elseif ( ! empty( $_wp_admin_css_colors['fresh']->icon_colors ) ) {
+ $icon_colors = $_wp_admin_css_colors['fresh']->icon_colors;
+ } else {
+ // Fall back to the default set of icon colors if the default scheme is missing.
+ $icon_colors = array( 'base' => '#999', 'focus' => '#2ea2cc', 'current' => '#fff' );
+ }
+
+ echo '<script type="text/javascript">var _wpColorScheme = ' . json_encode( array( 'icons' => $icon_colors ) ) . ";</script>\n";
+}
+add_action( 'admin_head', 'wp_color_scheme_settings' );
+
+function _ipad_meta() {
+ if ( wp_is_mobile() ) {
+ ?>
+ <meta name="viewport" id="viewport-meta" content="width=device-width, initial-scale=1">
+ <?php
+ }
+}
+add_action('admin_head', '_ipad_meta');
+
+/**
+ * Check lock status for posts displayed on the Posts screen
*
- * @param string $path
- * @return bool
+ * @since 3.6.0
*/
-function win_is_writable( $path ) {
- /* will work in despite of Windows ACLs bug
- * NOTE: use a trailing slash for folders!!!
- * see http://bugs.php.net/bug.php?id=27609
- * see http://bugs.php.net/bug.php?id=30931
- */
+function wp_check_locked_posts( $response, $data, $screen_id ) {
+ $checked = array();
- if ( $path[strlen( $path ) - 1] == '/' ) // recursively return a temporary file path
- return win_is_writable( $path . uniqid( mt_rand() ) . '.tmp');
- else if ( is_dir( $path ) )
- return win_is_writable( $path . '/' . uniqid( mt_rand() ) . '.tmp' );
- // check tmp file for read/write capabilities
- $should_delete_tmp_file = !file_exists( $path );
- $f = @fopen( $path, 'a' );
- if ( $f === false )
- return false;
- fclose( $f );
- if ( $should_delete_tmp_file )
- unlink( $path );
- return true;
+ 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 );
/**
- * Display the default admin color scheme picker (Used in user-edit.php)
+ * Check lock status on the New/Edit Post screen and refresh the lock
*
- * @since 3.0.0
+ * @since 3.6.0
*/
-function admin_color_scheme_picker() {
- global $_wp_admin_css_colors, $user_id; ?>
-<fieldset><legend class="screen-reader-text"><span><?php _e('Admin Color Scheme')?></span></legend>
-<?php
-$current_color = get_user_option('admin_color', $user_id);
-if ( empty($current_color) )
- $current_color = 'fresh';
-foreach ( $_wp_admin_css_colors as $color => $color_info ): ?>
-<div class="color-option"><input name="admin_color" id="admin_color_<?php echo $color; ?>" type="radio" value="<?php echo esc_attr($color) ?>" class="tog" <?php checked($color, $current_color); ?> />
- <table class="color-palette">
- <tr>
- <?php foreach ( $color_info->colors as $html_color ): ?>
- <td style="background-color: <?php echo $html_color ?>" title="<?php echo $color ?>"> </td>
- <?php endforeach; ?>
- </tr>
- </table>
-
- <label for="admin_color_<?php echo $color; ?>"><?php echo $color_info->name ?></label>
-</div>
- <?php endforeach; ?>
-</fieldset>
-<?php
+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 $response;
}
+add_filter( 'heartbeat_received', 'wp_refresh_post_lock', 10, 3 );
-function _ipad_meta() {
- if ( strpos($_SERVER['HTTP_USER_AGENT'], 'iPad') !== false ) { ?>
- <meta name="viewport" id="ipad-viewportmeta" content="width=device-width, initial-scale=1">
- <?php
+/**
+ * Check nonce expiration on the New/Edit Post screen and refresh if needed
+ *
+ * @since 3.6.0
+ */
+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(
+ '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 );
+
+/**
+ * Disable suspension of Heartbeat on the Add/Edit Post screens.
+ *
+ * @since 3.8.0
+ *
+ * @param array $settings An array of Heartbeat settings.
+ * @return array Filtered Heartbeat settings.
+ */
+function wp_heartbeat_set_suspension( $settings ) {
+ global $pagenow;
+
+ if ( 'post.php' === $pagenow || 'post-new.php' === $pagenow ) {
+ $settings['suspension'] = 'disable';
+ }
+
+ return $settings;
+}
+add_filter( 'heartbeat_settings', 'wp_heartbeat_set_suspension' );
+
+/**
+ * Autosave with heartbeat
+ *
+ * @since 3.9.0
+ */
+function heartbeat_autosave( $response, $data ) {
+ if ( ! empty( $data['wp_autosave'] ) ) {
+ $saved = wp_autosave( $data['wp_autosave'] );
+
+ if ( is_wp_error( $saved ) ) {
+ $response['wp_autosave'] = array( 'success' => false, 'message' => $saved->get_error_message() );
+ } elseif ( empty( $saved ) ) {
+ $response['wp_autosave'] = array( 'success' => false, 'message' => __( 'Error while saving.' ) );
+ } else {
+ /* translators: draft saved date format, see http://php.net/date */
+ $draft_saved_date_format = __( 'g:i:s a' );
+ /* translators: %s: date and time */
+ $response['wp_autosave'] = array( 'success' => true, 'message' => sprintf( __( 'Draft saved at %s.' ), date_i18n( $draft_saved_date_format ) ) );
+ }
+ }
+
+ return $response;
+}
+// Run later as we have to set DOING_AUTOSAVE for back-compat
+add_filter( 'heartbeat_received', 'heartbeat_autosave', 500, 2 );
+
+/**
+ * Disables autocomplete on the 'post' form (Add/Edit Post screens) for WebKit browsers,
+ * as they disregard the autocomplete setting on the editor textarea. That can break the editor
+ * when the user navigates to it with the browser's Back button. See #28037
+ *
+ * @since 4.0
+ */
+function post_form_autocomplete_off() {
+ global $is_safari, $is_chrome;
+
+ if ( $is_safari || $is_chrome ) {
+ echo ' autocomplete="off"';
}
}
-add_action('admin_head', '_ipad_meta');
+add_action( 'post_edit_form_tag', 'post_form_autocomplete_off' );