-
Notifications
You must be signed in to change notification settings - Fork 3
Expand file tree
/
Copy pathpscriticalcss.php
More file actions
219 lines (187 loc) · 6.92 KB
/
pscriticalcss.php
File metadata and controls
219 lines (187 loc) · 6.92 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
<?php
/**
* Copyright since 2007 PrestaShop SA and Contributors
* PrestaShop is an International Registered Trademark & Property of PrestaShop SA
*
* NOTICE OF LICENSE
*
* This source file is subject to the Academic Free License version 3.0
* that is bundled with this package in the file LICENSE.md.
* It is also available through the world-wide-web at this URL:
* https://opensource.org/licenses/AFL-3.0
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@prestashop.com so we can send you a copy immediately.
*
* @author PrestaShop SA and Contributors <contact@prestashop.com>
* @copyright Since 2007 PrestaShop SA and Contributors
* @license https://opensource.org/licenses/AFL-3.0 Academic Free License version 3.0
*/
declare(strict_types=1);
if (!defined('_PS_VERSION_')) {
exit;
}
require_once __DIR__ . '/vendor/autoload.php';
use PickleBoxer\PsCriticalCss\CriticalCss;
use Symfony\Component\Filesystem\Filesystem;
class Pscriticalcss extends Module
{
protected $config_form = false;
/**
* @var object CriticalCss
*/
protected $criticalCss;
public function __construct()
{
$this->name = 'pscriticalcss';
$this->tab = 'content_management';
$this->version = '0.1.0';
$this->author = 'PickleBoxer';
$this->need_instance = 0;
/*
* Set $this->bootstrap to true if your module is compliant with bootstrap (PrestaShop 1.6)
*/
$this->bootstrap = true;
parent::__construct();
$this->displayName = $this->l('Critical CSS');
$this->description = $this->l('Critical CSS module for PrestaShop optimizes website loading times');
$this->ps_versions_compliancy = ['min' => '1.7', 'max' => _PS_VERSION_];
$this->criticalCss = new CriticalCss(
_PS_THEME_DIR_ . 'assets/cache/',
new Filesystem()
);
}
/**
* Don't forget to create update methods if needed:
* http://doc.prestashop.com/display/PS16/Enabling+the+Auto-Update
*/
public function install()
{
Configuration::updateValue('PSCRITICALCSS_LIVE_MODE', false);
return parent::install()
&& $this->registerHook('displayBackOfficeHeader')
&& $this->registerHook('actionOutputHTMLBefore');
}
public function uninstall()
{
Configuration::deleteByName('PSCRITICALCSS_LIVE_MODE');
return parent::uninstall();
}
/**
* Load the configuration form
*/
public function getContent()
{
/*
* If values have been submitted in the form, process.
*/
if (((bool) Tools::isSubmit('submitPscriticalcssModule')) == true) {
$this->postProcess();
}
$this->context->smarty->assign('module_dir', $this->_path);
$output = $this->context->smarty->fetch($this->local_path . 'views/templates/admin/configure.tpl');
return $output . $this->renderForm();
}
/**
* Create the form that will be displayed in the configuration of your module.
*/
protected function renderForm()
{
$helper = new HelperForm();
$helper->show_toolbar = false;
$helper->table = $this->table;
$helper->module = $this;
$helper->default_form_language = $this->context->language->id;
$helper->allow_employee_form_lang = Configuration::get('PS_BO_ALLOW_EMPLOYEE_FORM_LANG', 0);
$helper->identifier = $this->identifier;
$helper->submit_action = 'submitPscriticalcssModule';
$helper->currentIndex = $this->context->link->getAdminLink('AdminModules', false)
. '&configure=' . $this->name . '&tab_module=' . $this->tab . '&module_name=' . $this->name;
$helper->token = Tools::getAdminTokenLite('AdminModules');
$helper->tpl_vars = [
'fields_value' => $this->getConfigFormValues(), /* Add values for your inputs */
'languages' => $this->context->controller->getLanguages(),
'id_language' => $this->context->language->id,
];
return $helper->generateForm([$this->getConfigForm()]);
}
/**
* Create the structure of your form.
*/
protected function getConfigForm()
{
return [
'form' => [
'legend' => [
'title' => $this->l('Settings'),
'icon' => 'icon-cogs',
],
'input' => [
[
'type' => 'switch',
'label' => $this->l('Critical CSS'),
'name' => 'PSCRITICALCSS_LIVE_MODE',
'is_bool' => true,
'desc' => $this->l('Enable or Disable Critical CSS'),
'values' => [
[
'id' => 'active_on',
'value' => true,
'label' => $this->l('Enabled'),
],
[
'id' => 'active_off',
'value' => false,
'label' => $this->l('Disabled'),
],
],
],
],
'submit' => [
'title' => $this->l('Save'),
],
],
];
}
/**
* Set values for the inputs.
*/
protected function getConfigFormValues()
{
return [
'PSCRITICALCSS_LIVE_MODE' => Configuration::get('PSCRITICALCSS_LIVE_MODE'),
];
}
/**
* Save form data.
*/
protected function postProcess()
{
$form_values = $this->getConfigFormValues();
foreach (array_keys($form_values) as $key) {
Configuration::updateValue($key, Tools::getValue($key));
}
}
/**
* Add the CSS & JavaScript files you want to be loaded in the BO.
*/
public function hookDisplayBackOfficeHeader()
{
if (Tools::getValue('configure') == $this->name) {
$this->context->controller->addJS($this->_path . 'views/js/back.js');
$this->context->controller->addCSS($this->_path . 'views/css/back.css');
}
}
/**
* This function is a hook that runs before the HTML output is generated on the front-end of the website.
* It takes in a single parameter $params which is an array of variables that can be modified before the final HTML output is generated.
*/
public function hookActionOutputHTMLBefore($params)
{
if (Configuration::get('PSCRITICALCSS_LIVE_MODE')) {
// Get the class name of the current controller
$controllerName = $this->context->controller->php_self;
$params['html'] = $this->criticalCss->process($params['html'], $controllerName);
}
}
}