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101 lines
3.5 KiB
PHP
101 lines
3.5 KiB
PHP
<?php
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/**
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* Plugin which adds support for legacy browsers (IE 7/8, Firefox < 4)
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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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private $rc;
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public function init()
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{
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$this->rc = $rcube = rcube::get_instance();
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if (
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// IE < 9
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($rcube->output->browser->ie && $rcube->output->browser->ver < 9)
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// Firefox < 4 (Firefox 4 is recognized as 2.0)
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|| ($rcube->output->browser->mz && $rcube->output->browser->ver < 2)
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) {
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$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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$ts1 = filemtime($this->home . '/js/jquery.min.js');
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$ts2 = filemtime($this->home . '/js/iehacks.js');
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// put iehacks.js after app.js
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if ($this->rc->output->browser->ie) {
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$args['content'] = preg_replace(
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'|(<script src="program/js/app(\.min)?\.js\?s=[0-9]+" type="text/javascript"></script>)|',
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'\\1<script src="plugins/legacy_browser/js/iehacks.js?s=' . $ts2 . '" type="text/javascript"></script>',
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$args['content'], 1, $count);
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}
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else {
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$count = 1;
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}
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// replace jQuery 2.x with 1.x
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$args['content'] = preg_replace(
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'|<script src="program/js/jquery\.min\.js\?s=[0-9]+" type="text/javascript"></script>|',
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'<script src="plugins/legacy_browser/js/jquery.min.js?s=' . $ts1 . '" type="text/javascript"></script>'
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// add iehacks.js if it is IE and it wasn't added yet
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. ($count ? '' : "\n".'<script src="plugins/legacy_browser/js/iehacks.js?s=' . $ts2 . '" type="text/javascript"></script>'),
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$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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if (!$this->rc->output->browser->ie) {
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return $args;
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}
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$skin = $this->skin();
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if ($skin == 'classic') {
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$minified = file_exists(INSTALL_PATH . '/plugins/legacy_browser/skins/classic/iehacks.min.css') ? '.min' : '';
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$this->rc->output->add_header(
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'<link rel="stylesheet" type="text/css" href="plugins/legacy_browser/skins/classic/iehacks' . $minified . '.css" />'
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);
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}
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else if ($skin == 'larry') {
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$minified = file_exists(INSTALL_PATH . '/plugins/legacy_browser/skins/larry/iehacks.min.css') ? '.min' : '';
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$this->rc->output->add_header(
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'<link rel="stylesheet" type="text/css" href="plugins/legacy_browser/skins/larry/iehacks' . $minified . '.css" />'
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);
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if ($this->rc->output->browser->ver < 8) {
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$this->rc->output->add_header(
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'<link rel="stylesheet" type="text/css" href="plugins/legacy_browser/skins/larry/ie7hacks' . $minified . '.css" />'
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);
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}
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}
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}
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private function skin()
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{
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$skin = $this->rc->config->get('skin');
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// external skin, find if it inherits from other skin
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if ($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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