1 files changed, 64 insertions, 0 deletions
diff --git a/smartyplugins/function.jspack.php b/smartyplugins/function.jspack.php
new file mode 100644
index 0000000..c11459f
--- /dev/null
+++ b/smartyplugins/function.jspack.php
@@ -0,0 +1,64 @@
+<?php
+/**
+ * Smarty plugin
+ * @package Smarty
+ * @subpackage plugins
+ */
+
+/**
+ * this function will output the URL to a given compressed and cached js file.
+ * NOTE: if you use the util package, it will automatically insert the javascript/ subdir
+ * 
+ * @param string $pParams[ipackage] package the javascript file is in. this will default to: 'util'. e.g.: wiki
+ * @param string $pParams[ifile] subdir and filename of the file you wish to pack and cache. e.g.: libs/jsfile.js
+ * @param string $pParams[defer] includes defer='defer'
+ * @param object $gBitSmarty 
+ * @access public
+ * @return URL to cached javascript file
+ */
+function smarty_function_jspack( $pParams, &$gBitSmarty ) {
+	// make sure we have a file to pack
+	if( empty( $pParams['ifile'] )) {
+		die();
+	}
+
+	if( empty( $pParams['ipackage'] )) {
+		$pParams['ipackage'] = 'util';
+	}
+
+	// get the full path to the file we want to pack - insert javasscript/ into path when we're getting stuff in util
+	$jsfile = constant( strtoupper( $pParams['ipackage'] ).'_PKG_PATH' ).(( $pParams['ipackage'] == 'util' ) ? 'javascript/' : '' ).$pParams['ifile'];
+
+	if( is_file( $jsfile )) {
+		// get a name for the cache file we're going to store
+		$cachefile = $pParams['ipackage'].'_'.str_replace( '/', '_', $pParams['ifile'] );
+
+		require_once( KERNEL_PKG_PATH.'BitCache.php' );
+		$bitCache = new BitCache( 'javascript', TRUE );
+
+		// if the file hasn't been packed and cached yet, we do that now.
+		if( !$bitCache->isCached( $cachefile, filemtime( $jsfile ))) {
+			/*
+			 * params of the constructor :
+			 * $script:       the JavaScript to pack, string.
+			 * $encoding:     level of encoding, int or string :
+			 *                0,10,62,95 or 'None', 'Numeric', 'Normal', 'High ASCII'.
+			 *                default: 62.
+			 * $fastDecode:   include the fast decoder in the packed result, boolean.
+			 *                default : true.
+			 * $specialChars: if you have flagged your private and local variables
+			 *                in the script, boolean.
+			 *                default: false.
+			 */
+			require_once( UTIL_PKG_PATH.'javascript/class.JavaScriptPacker.php' );
+			$packer = new JavaScriptPacker( file_get_contents( $jsfile ), 'Normal', TRUE, FALSE );
+			$bitCache->writeCacheFile( $cachefile, $packer->pack() );
+		}
+
+		$defer = !empty( $pParams['defer'] ) ? " defer='".$pParams['defer']."'" : "";
+		return '<script'.$defer.' type="text/javascript" src="'.$bitCache->getCacheUrl( $cachefile ).'"></script>';
+	} else {
+		return "<!-- ".tra( 'not a valid file: ' ).$pParams['ifile']." -->";
+	}
+}
+?>