mirror of
https://github.com/WordPress/WordPress.git
synced 2024-08-23 06:13:29 +02:00
git-svn-id: http://core.svn.wordpress.org/trunk@23659 1a063a9b-81f0-0310-95a4-ce76da25c4cd
206 lines
7.6 KiB
PHP
206 lines
7.6 KiB
PHP
<?php
|
|
/**
|
|
* BackPress script procedural API.
|
|
*
|
|
* @package BackPress
|
|
* @since r16
|
|
*/
|
|
|
|
/**
|
|
* Prints script tags in document head.
|
|
*
|
|
* Called by admin-header.php and by wp_head hook. Since it is called by wp_head
|
|
* on every page load, the function does not instantiate the WP_Scripts object
|
|
* unless script names are explicitly passed. Does make use of already
|
|
* instantiated $wp_scripts if present. Use provided wp_print_scripts hook to
|
|
* register/enqueue new scripts.
|
|
*
|
|
* @since r16
|
|
* @see WP_Dependencies::print_scripts()
|
|
*/
|
|
function wp_print_scripts( $handles = false ) {
|
|
do_action( 'wp_print_scripts' );
|
|
if ( '' === $handles ) // for wp_head
|
|
$handles = false;
|
|
|
|
global $wp_scripts;
|
|
if ( ! is_a( $wp_scripts, 'WP_Scripts' ) ) {
|
|
if ( ! did_action( 'init' ) )
|
|
_doing_it_wrong( __FUNCTION__, sprintf( __( 'Scripts and styles should not be registered or enqueued until the %1$s, %2$s, or %3$s hooks.' ),
|
|
'<code>wp_enqueue_scripts</code>', '<code>admin_enqueue_scripts</code>', '<code>login_enqueue_scripts</code>' ), '3.3' );
|
|
|
|
if ( !$handles )
|
|
return array(); // No need to instantiate if nothing is there.
|
|
else
|
|
$wp_scripts = new WP_Scripts();
|
|
}
|
|
|
|
return $wp_scripts->do_items( $handles );
|
|
}
|
|
|
|
/**
|
|
* Register new Javascript file.
|
|
*
|
|
* @since r16
|
|
* @param string $handle Script name
|
|
* @param string $src Script url
|
|
* @param array $deps (optional) Array of script names on which this script depends
|
|
* @param string|bool $ver (optional) Script version (used for cache busting), set to null to disable
|
|
* @param bool $in_footer (optional) Whether to enqueue the script before </head> or before </body>
|
|
* @return null
|
|
*/
|
|
function wp_register_script( $handle, $src, $deps = array(), $ver = false, $in_footer = false ) {
|
|
global $wp_scripts;
|
|
if ( ! is_a( $wp_scripts, 'WP_Scripts' ) ) {
|
|
if ( ! did_action( 'init' ) )
|
|
_doing_it_wrong( __FUNCTION__, sprintf( __( 'Scripts and styles should not be registered or enqueued until the %1$s, %2$s, or %3$s hooks.' ),
|
|
'<code>wp_enqueue_scripts</code>', '<code>admin_enqueue_scripts</code>', '<code>login_enqueue_scripts</code>' ), '3.3' );
|
|
$wp_scripts = new WP_Scripts();
|
|
}
|
|
|
|
$wp_scripts->add( $handle, $src, $deps, $ver );
|
|
if ( $in_footer )
|
|
$wp_scripts->add_data( $handle, 'group', 1 );
|
|
}
|
|
|
|
/**
|
|
* Wrapper for $wp_scripts->localize().
|
|
*
|
|
* Used to localize a script.
|
|
* Works only if the script has already been added.
|
|
* Accepts an associative array $l10n and creates JS object:
|
|
* "$object_name" = {
|
|
* key: value,
|
|
* key: value,
|
|
* ...
|
|
* }
|
|
* See http://core.trac.wordpress.org/ticket/11520 for more information.
|
|
*
|
|
* @since r16
|
|
*
|
|
* @param string $handle The script handle that was registered or used in script-loader
|
|
* @param string $object_name Name for the created JS object. This is passed directly so it should be qualified JS variable /[a-zA-Z0-9_]+/
|
|
* @param array $l10n Associative PHP array containing the translated strings. HTML entities will be converted and the array will be JSON encoded.
|
|
* @return bool Whether the localization was added successfully.
|
|
*/
|
|
function wp_localize_script( $handle, $object_name, $l10n ) {
|
|
global $wp_scripts;
|
|
if ( ! is_a( $wp_scripts, 'WP_Scripts' ) ) {
|
|
if ( ! did_action( 'init' ) )
|
|
_doing_it_wrong( __FUNCTION__, sprintf( __( 'Scripts and styles should not be registered or enqueued until the %1$s, %2$s, or %3$s hooks.' ),
|
|
'<code>wp_enqueue_scripts</code>', '<code>admin_enqueue_scripts</code>', '<code>login_enqueue_scripts</code>' ), '3.3' );
|
|
|
|
return false;
|
|
}
|
|
|
|
return $wp_scripts->localize( $handle, $object_name, $l10n );
|
|
}
|
|
|
|
/**
|
|
* Remove a registered script.
|
|
*
|
|
* @since r16
|
|
* @see WP_Scripts::remove() For parameter information.
|
|
*/
|
|
function wp_deregister_script( $handle ) {
|
|
global $wp_scripts;
|
|
if ( ! is_a( $wp_scripts, 'WP_Scripts' ) ) {
|
|
if ( ! did_action( 'init' ) )
|
|
_doing_it_wrong( __FUNCTION__, sprintf( __( 'Scripts and styles should not be registered or enqueued until the %1$s, %2$s, or %3$s hooks.' ),
|
|
'<code>wp_enqueue_scripts</code>', '<code>admin_enqueue_scripts</code>', '<code>login_enqueue_scripts</code>' ), '3.3' );
|
|
$wp_scripts = new WP_Scripts();
|
|
}
|
|
|
|
// Do not allow accidental or negligent deregistering of critical scripts in the admin. Show minimal remorse if the correct hook is used.
|
|
if ( is_admin() && 'admin_enqueue_scripts' !== current_filter() ) {
|
|
$no = array(
|
|
'jquery', 'jquery-core', 'jquery-migrate', 'jquery-ui-core', 'jquery-ui-accordion',
|
|
'jquery-ui-autocomplete', 'jquery-ui-button', 'jquery-ui-datepicker', 'jquery-ui-dialog',
|
|
'jquery-ui-draggable', 'jquery-ui-droppable', 'jquery-ui-menu', 'jquery-ui-mouse',
|
|
'jquery-ui-position', 'jquery-ui-progressbar', 'jquery-ui-resizable', 'jquery-ui-selectable',
|
|
'jquery-ui-slider', 'jquery-ui-sortable', 'jquery-ui-spinner', 'jquery-ui-tabs',
|
|
'jquery-ui-tooltip', 'jquery-ui-widget',
|
|
'underscore', 'backbone',
|
|
);
|
|
|
|
if ( in_array( $handle, $no ) ) {
|
|
$message = sprintf( __( 'Do not deregister the %1$s script in the administration area. To target the frontend theme, use the %2$s hook.' ),
|
|
"<code>$handle</code>", '<code>wp_enqueue_scripts</code>' );
|
|
_doing_it_wrong( __FUNCTION__, $message, '3.6' );
|
|
return;
|
|
}
|
|
}
|
|
|
|
$wp_scripts->remove( $handle );
|
|
}
|
|
|
|
/**
|
|
* Enqueues script.
|
|
*
|
|
* Registers the script if src provided (does NOT overwrite) and enqueues.
|
|
*
|
|
* @since r16
|
|
* @see wp_register_script() For parameter information.
|
|
*/
|
|
function wp_enqueue_script( $handle, $src = false, $deps = array(), $ver = false, $in_footer = false ) {
|
|
global $wp_scripts;
|
|
if ( ! is_a( $wp_scripts, 'WP_Scripts' ) ) {
|
|
if ( ! did_action( 'init' ) )
|
|
_doing_it_wrong( __FUNCTION__, sprintf( __( 'Scripts and styles should not be registered or enqueued until the %1$s, %2$s, or %3$s hooks.' ),
|
|
'<code>wp_enqueue_scripts</code>', '<code>admin_enqueue_scripts</code>', '<code>login_enqueue_scripts</code>' ), '3.3' );
|
|
$wp_scripts = new WP_Scripts();
|
|
}
|
|
|
|
if ( $src ) {
|
|
$_handle = explode('?', $handle);
|
|
$wp_scripts->add( $_handle[0], $src, $deps, $ver );
|
|
if ( $in_footer )
|
|
$wp_scripts->add_data( $_handle[0], 'group', 1 );
|
|
}
|
|
$wp_scripts->enqueue( $handle );
|
|
}
|
|
|
|
/**
|
|
* Remove an enqueued script.
|
|
*
|
|
* @since WP 3.1
|
|
* @see WP_Scripts::dequeue() For parameter information.
|
|
*/
|
|
function wp_dequeue_script( $handle ) {
|
|
global $wp_scripts;
|
|
if ( ! is_a( $wp_scripts, 'WP_Scripts' ) ) {
|
|
if ( ! did_action( 'init' ) )
|
|
_doing_it_wrong( __FUNCTION__, sprintf( __( 'Scripts and styles should not be registered or enqueued until the %1$s, %2$s, or %3$s hooks.' ),
|
|
'<code>wp_enqueue_scripts</code>', '<code>admin_enqueue_scripts</code>', '<code>login_enqueue_scripts</code>' ), '3.3' );
|
|
$wp_scripts = new WP_Scripts();
|
|
}
|
|
|
|
$wp_scripts->dequeue( $handle );
|
|
}
|
|
|
|
/**
|
|
* Check whether script has been added to WordPress Scripts.
|
|
*
|
|
* By default, checks if the script has been enqueued. You can also
|
|
* pass 'registered' to $list, to see if the script is registered,
|
|
* and you can check processing statuses with 'to_do' and 'done'.
|
|
*
|
|
* @since WP unknown; BP unknown
|
|
*
|
|
* @param string $handle Name of the script.
|
|
* @param string $list Optional. Defaults to 'enqueued'. Values are
|
|
* 'registered', 'enqueued' (or 'queue'), 'to_do', and 'done'.
|
|
* @return bool Whether script is in the list.
|
|
*/
|
|
function wp_script_is( $handle, $list = 'enqueued' ) {
|
|
global $wp_scripts;
|
|
if ( ! is_a( $wp_scripts, 'WP_Scripts' ) ) {
|
|
if ( ! did_action( 'init' ) )
|
|
_doing_it_wrong( __FUNCTION__, sprintf( __( 'Scripts and styles should not be registered or enqueued until the %1$s, %2$s, or %3$s hooks.' ),
|
|
'<code>wp_enqueue_scripts</code>', '<code>admin_enqueue_scripts</code>', '<code>login_enqueue_scripts</code>' ), '3.3' );
|
|
$wp_scripts = new WP_Scripts();
|
|
}
|
|
|
|
return (bool) $wp_scripts->query( $handle, $list );
|
|
}
|