From 64542fc8035b71252dd7d8678dd82e1a910a76c4 Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Sat, 12 Apr 2014 14:01:07 +0200
Subject: Drop support for IE6, move IE7/IE8 support to legacy_browser plugin,
 update to jQuery-2.1.0

---
 plugins/legacy_browser/legacy_browser.php | 87 +++++++++++++++++++++++++++++++
 1 file changed, 87 insertions(+)
 create mode 100644 plugins/legacy_browser/legacy_browser.php

(limited to 'plugins/legacy_browser/legacy_browser.php')

diff --git a/plugins/legacy_browser/legacy_browser.php b/plugins/legacy_browser/legacy_browser.php
new file mode 100644
index 000000000..c910d76d4
--- /dev/null
+++ b/plugins/legacy_browser/legacy_browser.php
@@ -0,0 +1,87 @@
+<?php
+
+/**
+ * Plugin which adds support for legacy browsers (IE 7/8)
+ *
+ * @author Aleksander Machniak <alec@alec.pl>
+ * @license GNU GPLv3+
+ */
+class legacy_browser extends rcube_plugin
+{
+    public $noajax = true;
+
+    public function init()
+    {
+        $rcube = rcube::get_instance();
+
+        if ($rcube->output->browser->ie && $rcube->output->browser->ver < 9) {
+            $this->add_hook('send_page', array($this, 'send_page'));
+            $this->add_hook('render_page', array($this, 'render_page'));
+        }
+    }
+
+    function send_page($args)
+    {
+        // replace jQuery 2.x with 1.x
+        $ts = filemtime($this->home . '/js/jquery.min.js');
+        $args['content'] = preg_replace(
+            '|"program/js/jquery\.min\.js\?s=[0-9]+"|',
+            '"plugins/legacy_browser/js/jquery.min.js?s=' . $ts . '"',
+            $args['content'], 1);
+
+        return $args;
+    }
+
+    function render_page($args)
+    {
+        $rcube = rcube::get_instance();
+        $skin  = $this->skin();
+
+        if ($skin == 'classic') {
+            $rcube->output->add_header(
+                '<link rel="stylesheet" type="text/css" href="plugins/legacy_browser/classic/iehacks.css" />'
+            );
+        }
+        else if ($skin == 'larry') {
+            if ($rcube->output->browser->ver < 8) {
+                $rcube->output->add_header(
+                    '<link rel="stylesheet" type="text/css" href="plugins/legacy_browser/larry/ie7hacks.css" />'
+                );
+            }
+            else {
+                $rcube->output->add_header(
+                    '<link rel="stylesheet" type="text/css" href="plugins/legacy_browser/larry/iehacks.css" />'
+                );
+            }
+
+            // fix missing :last-child selectors
+            $rcube->output->add_footer(implode("\n", array(
+                '<script type="text/javascript">',
+                '$(document).ready(function() {',
+                '    $(\'ul.treelist ul\').each(function(i,ul) {',
+                '        $(\'li:last-child\', ul).css(\'border-bottom\', 0);',
+                '    });',
+                '});',
+                '</script>'
+            )));
+        }
+    }
+
+    private function skin()
+    {
+        $rcube = rcube::get_instance();
+        $skin  = $rcube->config->get('skin');
+
+        // external skin, find if it inherits from other skin
+        if ($skin != 'larry' && $skin != 'classic') {
+            $json = @file_get_contents(INSTALL_PATH . "/skins/$skin/meta.json");
+            $json = @json_decode($json, true);
+
+            if (!empty($json['extends'])) {
+                return $json['extends'];
+            }
+        }
+
+        return $skin;
+    }
+}
-- 
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