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author | donncha <donncha@7be80a69-a1ef-0310-a953-fb0f7c49ff36> | 2006-06-22 18:31:50 +0000 |
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committer | donncha <donncha@7be80a69-a1ef-0310-a953-fb0f7c49ff36> | 2006-06-22 18:31:50 +0000 |
commit | d48e85e0ac5e675ca33fac173f30c75403d1033f (patch) | |
tree | 1164430fa3b83a4d9283961b09c1576f2885e6b2 /wp-includes/script-loader.php | |
parent | 086dcde66603301531efc6d8087bd06d0546f148 (diff) | |
download | wordpress-mu-d48e85e0ac5e675ca33fac173f30c75403d1033f.tar.gz wordpress-mu-d48e85e0ac5e675ca33fac173f30c75403d1033f.tar.xz wordpress-mu-d48e85e0ac5e675ca33fac173f30c75403d1033f.zip |
Moved everything in wp-inst down a directory.
Uses's Ryan Boren's htaccess rules and mods
If you're upgrading, try this on a test server first!
git-svn-id: http://svn.automattic.com/wordpress-mu/trunk@591 7be80a69-a1ef-0310-a953-fb0f7c49ff36
Diffstat (limited to 'wp-includes/script-loader.php')
-rw-r--r-- | wp-includes/script-loader.php | 235 |
1 files changed, 235 insertions, 0 deletions
diff --git a/wp-includes/script-loader.php b/wp-includes/script-loader.php new file mode 100644 index 0000000..f7be9e0 --- /dev/null +++ b/wp-includes/script-loader.php @@ -0,0 +1,235 @@ +<?php +class WP_Scripts { + var $scripts = array(); + var $queue = array(); + var $printed = array(); + var $args = array(); + + function WP_Scripts() { + $this->default_scripts(); + } + + function default_scripts() { + $this->add( 'dbx', '/wp-includes/js/dbx.js', false, '2.02' ); + $this->add( 'fat', '/wp-includes/js/fat.js', false, '1.0-RC1_3660' ); + $this->add( 'sack', '/wp-includes/js/tw-sack.js', false, '1.6.1' ); + $this->add( 'quicktags', '/wp-includes/js/quicktags.js', false, '3517' ); + $this->add( 'colorpicker', '/wp-includes/js/colorpicker.js', false, '3517' ); + $this->add( 'tiny_mce', '/wp-includes/js/tinymce/tiny_mce_gzip.php', false, '04162006' ); + $this->add( 'wp_tiny_mce', '/wp-includes/js/tinymce/tiny_mce_config.php', array('tiny_mce'), '04162006' ); + if ( is_admin() ) { + $this->add( 'dbx-admin-key', '/wp-admin/dbx-admin-key-js.php', array('dbx'), '3651' ); + $this->add( 'listman', '/wp-admin/list-manipulation-js.php', array('sack', 'fat'), '3850' ); // Make changeset # the correct one + $this->add( 'ajaxcat', '/wp-admin/cat-js.php', array('listman'), '3684' ); + $this->add( 'admin-categories', '/wp-admin/categories.js', array('listman'), '3684' ); + $this->add( 'admin-custom-fields', '/wp-admin/custom-fields.js', array('listman'), '3733' ); + $this->add( 'admin-comments', '/wp-admin/edit-comments.js', array('listman'), '3850' ); // Make changeset # the correct one + $this->add( 'admin-users', '/wp-admin/users.js', array('listman'), '3684' ); + $this->add( 'xfn', '/wp-admin/xfn.js', false, '3517' ); + } + } + + /** + * Prints script tags + * + * Prints the scripts passed to it or the print queue. Also prints all necessary dependencies. + * + * @param mixed handles (optional) Scripts to be printed. (void) prints queue, (string) prints that script, (array of strings) prints those scripts. + * @return array Scripts that have been printed + */ + function print_scripts( $handles = false ) { + // Print the queue if nothing is passed. If a string is passed, print that script. If an array is passed, print those scripts. + $handles = false === $handles ? $this->queue : (array) $handles; + $handles = $this->all_deps( $handles ); + $this->_print_scripts( $handles ); + return $this->printed; + } + + /** + * Internally used helper function for printing script tags + * + * @param array handles Hierarchical array of scripts to be printed + * @see WP_Scripts::all_deps() + */ + function _print_scripts( $handles ) { + global $wp_db_version; + + foreach( array_keys($handles) as $handle ) { + if ( !$handles[$handle] ) + return; + elseif ( is_array($handles[$handle]) ) + $this->_print_scripts( $handles[$handle] ); + if ( !in_array($handle, $this->printed) && isset($this->scripts[$handle]) ) { + $ver = $this->scripts[$handle]->ver ? $this->scripts[$handle]->ver : $wp_db_version; + if ( isset($this->args[$handle]) ) + $ver .= '&' . $this->args[$handle]; + $src = 0 === strpos($this->scripts[$handle]->src, 'http://') ? $this->scripts[$handle]->src : get_settings( 'siteurl' ) . $this->scripts[$handle]->src; + echo "<script type='text/javascript' src='$src?ver=$ver'></script>\n"; + $this->printed[] = $handle; + } + } + } + + + /** + * Determines dependencies of scripts + * + * Recursively builds hierarchical array of script dependencies. Does NOT catch infinite loops. + * + * @param mixed handles Accepts (string) script name or (array of strings) script names + * @param bool recursion Used internally when function calls itself + * @return array Hierarchical array of dependencies + */ + function all_deps( $handles, $recursion = false ) { + if ( ! $handles = (array) $handles ) + return array(); + $return = array(); + foreach ( $handles as $handle ) { + $handle = explode('?', $handle); + if ( isset($handle[1]) ) + $this->args[$handle[0]] = $handle[1]; + $handle = $handle[0]; + if ( is_null($return[$handle]) ) // Prime the return array with $handles + $return[$handle] = true; + if ( $this->scripts[$handle]->deps ) { + if ( false !== $return[$handle] && array_diff($this->scripts[$handle]->deps, array_keys($this->scripts)) ) + $return[$handle] = false; // Script required deps which don't exist + else + $return[$handle] = $this->all_deps( $this->scripts[$handle]->deps, true ); // Build the hierarchy + } + if ( $recursion && false === $return[$handle] ) + return false; // Cut the branch + } + return $return; + } + + /** + * Adds script + * + * Adds the script only if no script of that name already exists + * + * @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 ver (optional) Script version (used for cache busting) + * @return array Hierarchical array of dependencies + */ + function add( $handle, $src, $deps = array(), $ver = false ) { + if ( isset($this->scripts[$handle]) ) + return false; + $this->scripts[$handle] = new _WP_Script( $handle, $src, $deps, $ver ); + return true; + } + + function remove( $handles ) { + foreach ( (array) $handles as $handle ) + unset($this->scripts[$handle]); + } + + function enqueue( $handles ) { + foreach ( (array) $handles as $handle ) { + $handle = explode('?', $handle); + if ( !in_array($handle[0], $this->queue) && isset($this->scripts[$handle[0]]) ) { + $this->queue[] = $handle[0]; + if ( isset($handle[1]) ) + $this->args[$handle[0]] = $handle[1]; + } + } + } + + function dequeue( $handles ) { + foreach ( (array) $handles as $handle ) + unset( $this->queue[$handle] ); + } + + function query( $handle, $list = 'scripts' ) { // scripts, queue, or printed + switch ( $list ) : + case 'scripts': + if ( isset($this->scripts[$handle]) ) + return $this->scripts[$handle]; + break; + default: + if ( in_array($handle, $this->$list) ) + return true; + break; + endswitch; + return false; + } + +} + +class _WP_Script { + var $handle; + var $src; + var $deps = array(); + var $ver = false; + var $args = false; + + function _WP_Script() { + @list($this->handle, $this->src, $this->deps, $this->ver) = func_get_args(); + if ( !is_array($this->deps) ) + $this->deps = array(); + if ( !$this->ver ) + $this->ver = false; + } +} + +/** + * 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. + * + * @see WP_Scripts::print_scripts() + */ +function wp_print_scripts( $handles = false ) { + do_action( 'wp_print_scripts' ); + + global $wp_scripts; + if ( !is_a($wp_scripts, 'WP_Scripts') ) { + if ( !$handles ) + return array(); // No need to instantiate if nothing's there. + else + $wp_scripts = new WP_Scripts(); + } + + return $wp_scripts->print_scripts( $handles ); +} + +function wp_register_script( $handle, $src, $deps = array(), $ver = false ) { + global $wp_scripts; + if ( !is_a($wp_scripts, 'WP_Scripts') ) + $wp_scripts = new WP_Scripts(); + + $wp_scripts->add( $handle, $src, $deps, $ver ); +} + +function wp_deregister_script( $handle ) { + global $wp_scripts; + if ( !is_a($wp_scripts, 'WP_Scripts') ) + $wp_scripts = new WP_Scripts(); + + $wp_scripts->remove( $handle ); +} + +/** + * Equeues script + * + * Registers the script if src provided (does NOT overwrite) and enqueues. + * + * @see WP_Script::add(), WP_Script::enqueue() +*/ +function wp_enqueue_script( $handle, $src = false, $deps = array(), $ver = false ) { + global $wp_scripts; + if ( !is_a($wp_scripts, 'WP_Scripts') ) + $wp_scripts = new WP_Scripts(); + + if ( $src ) { + $_handle = explode('?', $handle); + $wp_scripts->add( $_handle[0], $src, $deps, $ver ); + } + $wp_scripts->enqueue( $handle ); +} +?> |