Hopefully more of what is in the util files in the templates directory can be moved here

functions/template.php

@@ -0,0 +1,78 @@
+<?php
+
+/**
+ * template.php
+ *
+ * This file is intended to contain helper functions for template sets
+ * that would like to use them.
+FIXME: potentially create a separate directory and separate functions into different files?
+ *
+ * @copyright &copy; 1999-2006 The SquirrelMail Project Team
+ * @license http://opensource.org/licenses/gpl-license.php GNU Public License
+ * @version $Id$
+ * @package squirrelmail
+ */
+
+
+/**
+  * Create stylesheet links that will work for multiple browsers
+  *
+  * @param string  $uri       The URI to the linked stylesheet.
+  * @param string  $name      The title of the stylesheet (optional; default empty).
+  * @param boolean $alt       Whether or not this is an alternate 
+  *                           stylesheet (optional; default TRUE).
+  * @param string  $mtype     The target media display type (optional; default "screen").
+  * @param string  $xhtml_end The XHTML-compliant close tag syntax to 
+  *                           use (optional; default "/")
+  *
+  * @return string The full text of the stylesheet link.
+  *
+  */
+function create_css_link($uri, $name='', $alt=TRUE, $mtype='screen', $xhtml_end='/') {
+// FIXME: Add closing / to link and meta elements only after 
+//        switching to xhtml 1.0 Transitional.
+//        It is not compatible with html 4.01 Transitional
+$xhtml_end='';
+
+    if (empty($uri)) {
+        return '';
+    }
+
+    // set to lower case to avoid errors
+    //
+    sqGetGlobalVar('HTTP_USER_AGENT', $browser_user_agent, SQ_SERVER);
+    $browser_user_agent = strtolower($browser_user_agent);
+
+    if (stristr($browser_user_agent, "msie 4")) {
+        $browser = 'msie4';
+        $dom_browser = false;
+        $is_IE = true;
+    } elseif (stristr($browser_user_agent, "msie")) {
+        $browser = 'msie';
+        $dom_browser = true;
+        $is_IE = true;
+    }
+
+    if ((strpos($uri, '-ie')!== false) and !$is_IE) {
+        //not IE, so don't render this sheet
+        return;
+    }
+
+    if ( strpos($uri, 'print') !== false )
+        $mtype = 'print';
+
+    $href  = 'href="'.$uri.'" ';
+    $media = 'media="'.$mtype.'" ';
+
+    if ( empty($name) ) {
+        $title = '';
+        $rel   = 'rel="stylesheet" ';
+    } else {
+        $title = 'title="'.$name.'" ';
+        $rel   = 'rel="'.( $alt ? 'alternate ' : '' ).'stylesheet" ';
+    }
+
+    return '<link '.$media.$title.$rel.'type="text/css" '.$href." $xhtml_end>\n";
+}
+
+