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