Wordpress 2.6.2

[autoinstalls/wordpress.git] / wp-includes / class.wp-scripts.php

diff --git a/wp-includes/class.wp-scripts.php b/wp-includes/class.wp-scripts.php
new file mode 100644 (file)
index 0000000..7652aec
--- /dev/null
+++ b/wp-includes/class.wp-scripts.php
@@ -0,0 +1,89 @@
+<?php
+
+class WP_Scripts extends WP_Dependencies {
+       var $base_url; // Full URL with trailing slash
+       var $default_version;
+
+       function __construct() {
+               do_action_ref_array( 'wp_default_scripts', array(&$this) );
+       }
+
+       /**
+        * Prints scripts
+        *
+        * 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 ) {
+               return $this->do_items( $handles );
+       }
+
+       function print_scripts_l10n( $handle ) {
+               if ( empty($this->registered[$handle]->extra['l10n']) || empty($this->registered[$handle]->extra['l10n'][0]) || !is_array($this->registered[$handle]->extra['l10n'][1]) )
+                       return false;
+
+               $object_name = $this->registered[$handle]->extra['l10n'][0];
+
+               echo "<script type='text/javascript'>\n";
+               echo "/* <![CDATA[ */\n";
+               echo "\t$object_name = {\n";
+               $eol = '';
+               foreach ( $this->registered[$handle]->extra['l10n'][1] as $var => $val ) {
+                       echo "$eol\t\t$var: \"" . js_escape( $val ) . '"';
+                       $eol = ",\n";
+               }
+               echo "\n\t}\n";
+               echo "/* ]]> */\n";
+               echo "</script>\n";
+
+               return true;
+       }
+
+       function do_item( $handle ) {
+               if ( !parent::do_item($handle) )
+                       return false;
+
+               $ver = $this->registered[$handle]->ver ? $this->registered[$handle]->ver : $this->default_version;
+               if ( isset($this->args[$handle]) )
+                       $ver .= '&amp;' . $this->args[$handle];
+
+               $src = $this->registered[$handle]->src;
+               if ( !preg_match('|^https?://|', $src) && !preg_match('|^' . preg_quote(WP_CONTENT_URL) . '|', $src) ) {
+                       $src = $this->base_url . $src;
+               }
+
+               $src = add_query_arg('ver', $ver, $src);
+               $src = clean_url(apply_filters( 'script_loader_src', $src, $handle ));
+
+               $this->print_scripts_l10n( $handle );
+
+               echo "<script type='text/javascript' src='$src'></script>\n";
+
+               return true;
+       }
+
+       /**
+        * Localizes a script
+        *
+        * Localizes only if script has already been added
+        *
+        * @param string handle Script name
+        * @param string object_name Name of JS object to hold l10n info
+        * @param array l10n Array of JS var name => localized string
+        * @return bool Successful localization
+        */
+       function localize( $handle, $object_name, $l10n ) {
+               if ( !$object_name || !$l10n )
+                       return false;
+               return $this->add_data( $handle, 'l10n', array( $object_name, $l10n ) );
+       }
+
+       function all_deps( $handles, $recursion = false ) {
+               $r = parent::all_deps( $handles, $recursion );
+               if ( !$recursion )
+                       $this->to_do = apply_filters( 'print_scripts_array', $this->to_do );
+               return $r;
+       }
+}