Includes::add_preload() - Code Metrics - Inspection of "Print error messages to stderr in CLI mode." - nazar-pc/CleverStyle-Framework - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 9235b1...2182c9 )

by Nazar

created 2016-07-11 04:46 UTC

Includes::add_preload() A

↳ Parent: Includes

Complexity

Conditions	2
Paths	2

Size

Total Lines	9
Code Lines	7

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	8
CRAP Score	2

Importance

Changes

Metric	Value
cc	2
eloc	7
nc	2
nop	1
dl	0
loc	9
ccs	8
cts	8
cp	1
crap	2
rs	9.6666
c	0
b	0
f	0

<?php
/**
 * @package   CleverStyle Framework
 * @author    Nazar Mokrynskyi <[email protected]>
 * @copyright Copyright (c) 2014-2016, Nazar Mokrynskyi
 * @license   MIT License, see license.txt
 */
namespace cs\Page;
use
	cs\App,
	cs\Config,
	cs\Language,
	cs\Request,
	cs\Response,
	cs\User,
	h,
	cs\Page\Includes\Cache,
	cs\Page\Includes\Collecting,
	cs\Page\Includes\RequireJS;

/**
 * Includes management for `cs\Page` class
 *
 * @property string $Title
 * @property string $Description
 * @property string $canonical_url
 * @property string $Head
 * @property string $post_Body
 * @property string $theme
 */
trait Includes {
	use
		Cache,
		Collecting,
		RequireJS;
	protected $extension_to_as = [
		'jpeg' => 'image',
		'jpe'  => 'image',
		'jpg'  => 'image',
		'gif'  => 'image',
		'png'  => 'image',
		'svg'  => 'image',
		'svgz' => 'image',
		'woff' => 'font',
		//'woff2' => 'font',
		'css'  => 'style',
		'js'   => 'script',
		'html' => 'document'
	];
	/**
	 * @var array
	 */
	protected $core_html;
	/**
	 * @var array
	 */
	protected $core_js;
	/**
	 * @var array
	 */
	protected $core_css;
	/**
	 * @var string
	 */
	protected $core_config;
	/**
	 * @var array
	 */
	protected $html;
	/**
	 * @var array
	 */
	protected $js;
	/**
	 * @var array
	 */
	protected $css;
	/**
	 * @var string
	 */
	protected $config;
	/**
	 * Base name is used as prefix when creating CSS/JS/HTML cache files in order to avoid collisions when having several themes and languages
	 * @var string
	 */
	protected $pcache_basename_path;
	protected function init_includes () {
		$this->core_html            = ['path' => []]; // No plain HTML in core
		$this->core_js              = ['path' => []]; // No plain JS in core
		$this->core_css             = ['path' => []]; // No plain CSS in core
		$this->core_config          = '';
		$this->html                 = ['path' => [], 'plain' => ''];
		$this->js                   = ['path' => [], 'plain' => ''];
		$this->css                  = ['path' => [], 'plain' => ''];
		$this->config               = '';
		$this->pcache_basename_path = '';
	}
	/**
	 * Including of Web Components
	 *
	 * @param string|string[] $add  Path to including file, or code
	 * @param string          $mode Can be <b>file</b> or <b>code</b>
	 *
	 * @return \cs\Page
	 */
	function html ($add, $mode = 'file') {
		return $this->html_internal($add, $mode);
	}
	/**
	 * @param string|string[] $add
	 * @param string          $mode
	 * @param bool            $core
	 *
	 * @return \cs\Page
	 */
	protected function html_internal ($add, $mode = 'file', $core = false) {
		return $this->include_common('html', $add, $mode, $core);
	}
	/**
	 * Including of JavaScript
	 *
	 * @param string|string[] $add  Path to including file, or code
	 * @param string          $mode Can be <b>file</b> or <b>code</b>
	 *
	 * @return \cs\Page
	 */
	function js ($add, $mode = 'file') {
		return $this->js_internal($add, $mode);
	}
	/**
	 * @param string|string[] $add
	 * @param string          $mode
	 * @param bool            $core
	 *
	 * @return \cs\Page
	 */
	protected function js_internal ($add, $mode = 'file', $core = false) {
		return $this->include_common('js', $add, $mode, $core);
	}
	/**
	 * Including of CSS
	 *
	 * @param string|string[] $add  Path to including file, or code
	 * @param string          $mode Can be <b>file</b> or <b>code</b>
	 *
	 * @return \cs\Page
	 */
	function css ($add, $mode = 'file') {
		return $this->css_internal($add, $mode);
	}
	/**
	 * @param string|string[] $add
	 * @param string          $mode
	 * @param bool            $core
	 *
	 * @return \cs\Page
	 */
	protected function css_internal ($add, $mode = 'file', $core = false) {
		return $this->include_common('css', $add, $mode, $core);
	}
	/**
	 * @param string          $what
	 * @param string|string[] $add
	 * @param string          $mode
	 * @param bool            $core
	 *
	 * @return \cs\Page
	 */
	protected function include_common ($what, $add, $mode, $core) {
		if (!$add) {
			return $this;
		}
		if (is_array($add)) {
			foreach (array_filter($add) as $style) {
				$this->include_common($what, $style, $mode, $core);
			}
		} else {
			if ($core) {
				$what = "core_$what";
			}
			$target = &$this->$what;
			if ($mode == 'file') {
				$target['path'][] = $add;
			} elseif ($mode == 'code') {
				$target['plain'] .= "$add\n";
			}
		}
		return $this;
	}
	/**
	 * Add config on page to make it available on frontend
	 *
	 * @param mixed  $config_structure        Any scalar type or array
	 * @param string $target                  Target is property of `window` object where config will be inserted as value, nested properties like `cs.sub.prop`
	 *                                        are supported and all nested properties are created on demand. It is recommended to use sub-properties of `cs`
	 *
	 * @return \cs\Page
	 */
	function config ($config_structure, $target) {
		return $this->config_internal($config_structure, $target);
	}
	/**
	 * @param mixed  $config_structure
	 * @param string $target
	 * @param bool   $core
	 *
	 * @return \cs\Page
	 */
	protected function config_internal ($config_structure, $target, $core = false) {
		$config = h::script(
			json_encode($config_structure, JSON_UNESCAPED_UNICODE),
			[
				'target' => $target,
				'class'  => 'cs-config',
				'type'   => 'application/json'
			]
		);
		if ($core) {
			$this->core_config .= $config;
		} else {
			$this->config .= $config;
		}
		return $this;
	}
	/**
	 * Getting of HTML, JS and CSS includes
	 *
	 * @return \cs\Page
	 */
	protected function add_includes_on_page () {
		$Config = Config::instance(true);
		if (!$Config) {
			return $this;
		}
		/**
		 * Base name for cache files
		 */
		$this->pcache_basename_path = PUBLIC_CACHE.'/'.$this->theme.'_'.Language::instance()->clang;
		// TODO: I hope some day we'll get rid of this sh*t :(
		$this->ie_edge();
		$Request = Request::instance();
		/**
		 * If CSS and JavaScript compression enabled
		 */
		if ($this->page_compression_usage($Config, $Request)) {
			/**
			 * Rebuilding HTML, JS and CSS cache if necessary
			 */
			$this->rebuild_cache($Config);
			$this->webcomponents_polyfill($Request, $Config, true);
			list($includes, $preload) = $this->get_includes_and_preload_resource_for_page_with_compression($Request);
		} else {
			$this->webcomponents_polyfill($Request, $Config, false);
			/**
			 * Language translation is added explicitly only when compression is disabled, otherwise it will be in compressed JS file
			 */
			$this->config_internal(Language::instance(), 'cs.Language', true);
			$this->config_internal($this->get_requirejs_paths(), 'requirejs.paths', true);
			$includes = $this->get_includes_for_page_without_compression($Config, $Request);
			$preload  = [];
		}
		$this->css_internal($includes['css'], 'file', true);
		$this->js_internal($includes['js'], 'file', true);
		$this->html_internal($includes['html'], 'file', true);
		$this->add_includes_on_page_manually_added($Config, $Request, $preload);
		return $this;
	}
	/**
	 * @param Config  $Config
	 * @param Request $Request
	 *
	 * @return bool
	 */
	protected function page_compression_usage ($Config, $Request) {
		return $Config->core['cache_compress_js_css'] && !($Request->admin_path && isset($Request->query['debug']));
	}
	/**
	 * Add JS polyfills for IE/Edge
	 */
	protected function ie_edge () {
		if (!preg_match('/Trident|Edge/', Request::instance()->header('user-agent'))) {
			return;
		}
		$this->js_internal(
			get_files_list(DIR."/includes/js/microsoft_sh*t", "/.*\\.js$/i", 'f', "includes/js/microsoft_sh*t", true),
			'file',
			true
		);
	}
	/**
	 * Hack: Add WebComponents Polyfill for browsers without native Shadow DOM support
	 *
	 * @param Request $Request
	 * @param Config  $Config
	 * @param bool    $with_compression
	 */
	protected function webcomponents_polyfill ($Request, $Config, $with_compression) {
		if ($Request->cookie('shadow_dom') == 1) {
			return;
		}
		if ($with_compression) {
			$hash = file_get_contents(PUBLIC_CACHE.'/webcomponents.js.hash');
			$this->add_script_imports_to_document($Config, "<script src=\"/storage/pcache/webcomponents.js?$hash\"></script>\n");
		} else {
			$this->add_script_imports_to_document($Config, "<script src=\"/includes/js/WebComponents-polyfill/webcomponents-custom.min.js\"></script>\n");
		}
	}
	/**
	 * @param Config $Config
	 * @param string $content
	 */
	protected function add_script_imports_to_document ($Config, $content) {
		if ($Config->core['put_js_after_body']) {
			$this->post_Body .= $content;
		} else {
			$this->Head .= $content;
		}
	}
	/**
	 * @param Request $Request
	 *
	 * @return array[]
	 */
	protected function get_includes_and_preload_resource_for_page_with_compression ($Request) {
		list($dependencies, $compressed_includes_map, $not_embedded_resources_map) = file_get_json("$this->pcache_basename_path.json");
		$includes = $this->get_normalized_includes($dependencies, $compressed_includes_map, $Request);
		$preload  = [];
		foreach (array_merge(...array_values($includes)) as $path) {
			$preload[] = [$path];
			if (isset($not_embedded_resources_map[$path])) {
				$preload[] = $not_embedded_resources_map[$path];
			}
		}
		return [$includes, array_merge(...$preload)];
	}
	/**
	 * @param array      $dependencies
	 * @param string[][] $includes_map
	 * @param Request    $Request
	 *
	 * @return string[][]
	 */
	protected function get_normalized_includes ($dependencies, $includes_map, $Request) {
		$current_module = $Request->current_module;
		/**
		 * Current URL based on controller path (it better represents how page was rendered)
		 */
		$current_url = array_slice(App::instance()->controller_path, 1);
		$current_url = ($Request->admin_path ? "admin/" : '')."$current_module/".implode('/', $current_url);
		/**
		 * Narrow the dependencies to current module only
		 */
		$dependencies    = array_unique(
			array_merge(
				['System'],
				$dependencies['System'],
				isset($dependencies[$current_module]) ? $dependencies[$current_module] : []
			)
		);
		$system_includes = [];
		// Array with empty array in order to avoid `array_merge()` failure later
		$dependencies_includes = array_fill_keys($dependencies, [[]]);
		$includes              = [];
		foreach ($includes_map as $path => $local_includes) {
			if ($path == 'System') {
				$system_includes = $local_includes;
			} elseif ($component = $this->get_dependency_component($dependencies, $path, $Request)) {
				/**
				 * @var string $component
				 */
				$dependencies_includes[$component][] = $local_includes;
			} elseif (mb_strpos($current_url, $path) === 0) {
				$includes[] = $local_includes;
			}
		}
		// Convert to indexed array first
		$dependencies_includes = array_values($dependencies_includes);
		// Flatten array on higher level
		$dependencies_includes = array_merge(...$dependencies_includes);
		// Hack: 2 array_merge_recursive() just to be compatible with HHVM, simplify when https://github.com/facebook/hhvm/issues/7087 is resolved
		return _array(array_merge_recursive(array_merge_recursive($system_includes, ...$dependencies_includes), ...$includes));
	}
	/**
	 * @param array   $dependencies
	 * @param string  $url
	 * @param Request $Request
	 *
	 * @return false|string
	 */
	protected function get_dependency_component ($dependencies, $url, $Request) {
		$url_exploded = explode('/', $url);
		/** @noinspection NestedTernaryOperatorInspection */
		$url_component = $url_exploded[0] != 'admin' ? $url_exploded[0] : (@$url_exploded[1] ?: '');
		$is_dependency =
			$url_component !== Config::SYSTEM_MODULE &&
			in_array($url_component, $dependencies) &&
			(
				$Request->admin_path || $Request->admin_path == ($url_exploded[0] == 'admin')
			);
		return $is_dependency ? $url_component : false;
	}
	/**
	 * @param Config  $Config
	 * @param Request $Request
	 *
	 * @return string[][]
	 */
	protected function get_includes_for_page_without_compression ($Config, $Request) {
		// To determine all dependencies and stuff we need `$Config` object to be already created
		list($dependencies, $includes_map) = $this->get_includes_dependencies_and_map($Config);
		$includes = $this->get_normalized_includes($dependencies, $includes_map, $Request);
		return $this->add_versions_hash($this->absolute_path_to_relative($includes));
	}
	/**
	 * @param string[]|string[][] $path
	 *
	 * @return string[]|string[][]
	 */
	protected function absolute_path_to_relative ($path) {
		return _substr($path, strlen(DIR));
	}
	/**
	 * @param string[][] $includes
	 *
	 * @return string[][]
	 */
	protected function add_versions_hash ($includes) {
		$content     = array_reduce(
			get_files_list(DIR.'/components', '/^meta\.json$/', 'f', true, true),
			function ($content, $file) {
				return $content.file_get_contents($file);
			}
		);
		$content_md5 = substr(md5($content), 0, 5);
		foreach ($includes as &$files) {
			foreach ($files as &$file) {
				$file .= "?$content_md5";
			}
			unset($file);
		}
		return $includes;
	}
	/**
	 * @param Config   $Config
	 * @param Request  $Request
	 * @param string[] $preload
	 */
	protected function add_includes_on_page_manually_added ($Config, $Request, $preload) {
		/** @noinspection NestedTernaryOperatorInspection */
		$this->Head .=
			array_reduce(
				array_merge($this->core_css['path'], $this->css['path']),
				function ($content, $href) {
					return "$content<link href=\"$href\" rel=\"stylesheet\">\n";
				}
			).
			h::style($this->css['plain'] ?: false);
		if ($this->page_compression_usage($Config, $Request) && $Config->core['frontend_load_optimization']) {
			$this->add_includes_on_page_manually_added_frontend_load_optimization($Config);
		} else {
			$this->add_includes_on_page_manually_added_normal($Config, $preload);
		}
	}
	/**
	 * @param Config   $Config
	 * @param string[] $preload
	 */
	protected function add_includes_on_page_manually_added_normal ($Config, $preload) {
		$this->add_preload($preload);
		$configs      = $this->core_config.$this->config;
		$scripts      =
			array_reduce(
				array_merge($this->core_js['path'], $this->js['path']),
				function ($content, $src) {
					return "$content<script src=\"$src\"></script>\n";
				}
			).
			h::script($this->js['plain'] ?: false);
		$html_imports =
			array_reduce(
				array_merge($this->core_html['path'], $this->html['path']),
				function ($content, $href) {
					return "$content<link href=\"$href\" rel=\"import\">\n";
				}
			).
			$this->html['plain'];
		$this->Head .= $configs;
		$this->add_script_imports_to_document($Config, $scripts.$html_imports);
	}
	/**
	 * @param string[] $preload
	 */
	protected function add_preload ($preload) {
		$Response = Response::instance();
		foreach ($preload as $resource) {
			$extension = explode('?', file_extension($resource))[0];
			$as        = $this->extension_to_as[$extension];
			$resource  = str_replace(' ', '%20', $resource);
			$Response->header('Link', "<$resource>; rel=preload; as=$as", false);
		}
	}
	/**
	 * @param Config $Config
	 */
	protected function add_includes_on_page_manually_added_frontend_load_optimization ($Config) {
		list($optimized_includes, $preload) = file_get_json("$this->pcache_basename_path.optimized.json");
		$this->add_preload(
			array_unique(
				array_merge(
					$preload,
					$this->core_css['path'],
					$this->css['path']
				)
			)
		);
		$system_scripts    = '';
		$optimized_scripts = [];
		$system_imports    = '';
		$optimized_imports = [];
		foreach (array_merge($this->core_js['path'], $this->js['path']) as $script) {
			if (isset($optimized_includes[$script])) {
				$optimized_scripts[] = $script;
			} else {
				$system_scripts .= "<script src=\"$script\"></script>\n";
			}
		}
		foreach (array_merge($this->core_html['path'], $this->html['path']) as $import) {
			if (isset($optimized_includes[$import])) {
				$optimized_imports[] = $import;
			} else {
				$system_imports .= "<link href=\"$import\" rel=\"import\">\n";
			}
		}
		$scripts      = h::script($this->js['plain'] ?: false);
		$html_imports = $this->html['plain'];
		$this->config([$optimized_scripts, $optimized_imports], 'cs.optimized_includes');
		$this->Head .= $this->core_config.$this->config;
		$this->add_script_imports_to_document($Config, $system_scripts.$system_imports.$scripts.$html_imports);
	}
}


1		<?php
2		/**
3		* @package CleverStyle Framework
4		* @author Nazar Mokrynskyi <[email protected]>
5		* @copyright Copyright (c) 2014-2016, Nazar Mokrynskyi
6		* @license MIT License, see license.txt
7		*/
8		namespace cs\Page;
9		use
10		cs\App,
11		cs\Config,
12		cs\Language,
13		cs\Request,
14		cs\Response,
15		cs\User,
16		h,
17		cs\Page\Includes\Cache,
18		cs\Page\Includes\Collecting,
19		cs\Page\Includes\RequireJS;
20
21		/**
22		* Includes management for `cs\Page` class
23		*
24		* @property string $Title
25		* @property string $Description
26		* @property string $canonical_url
27		* @property string $Head
28		* @property string $post_Body
29		* @property string $theme
30		*/
31		trait Includes {
32		use
33		Cache,
34		Collecting,
35		RequireJS;
36		protected $extension_to_as = [
37		'jpeg' => 'image',
38		'jpe' => 'image',
39		'jpg' => 'image',
40		'gif' => 'image',
41		'png' => 'image',
42		'svg' => 'image',
43		'svgz' => 'image',
44		'woff' => 'font',
45		//'woff2' => 'font',
46		'css' => 'style',
47		'js' => 'script',
48		'html' => 'document'
49		];
50		/**
51		* @var array
52		*/
53		protected $core_html;
54		/**
55		* @var array
56		*/
57		protected $core_js;
58		/**
59		* @var array
60		*/
61		protected $core_css;
62		/**
63		* @var string
64		*/
65		protected $core_config;
66		/**
67		* @var array
68		*/
69		protected $html;
70		/**
71		* @var array
72		*/
73		protected $js;
74		/**
75		* @var array
76		*/
77		protected $css;
78		/**
79		* @var string
80		*/
81		protected $config;
82		/**
83		* Base name is used as prefix when creating CSS/JS/HTML cache files in order to avoid collisions when having several themes and languages
84		* @var string
85		*/
86		protected $pcache_basename_path;
87	36	protected function init_includes () {
88	36	$this->core_html = ['path' => []]; // No plain HTML in core
89	36	$this->core_js = ['path' => []]; // No plain JS in core
90	36	$this->core_css = ['path' => []]; // No plain CSS in core
91	36	$this->core_config = '';
92	36	$this->html = ['path' => [], 'plain' => ''];
93	36	$this->js = ['path' => [], 'plain' => ''];
94	36	$this->css = ['path' => [], 'plain' => ''];
95	36	$this->config = '';
96	36	$this->pcache_basename_path = '';
97	36	}
98		/**
99		* Including of Web Components
100		*
101		* @param string\|string[] $add Path to including file, or code
102		* @param string $mode Can be <b>file</b> or <b>code</b>
103		*
104		* @return \cs\Page
105		*/
106		function html ($add, $mode = 'file') {
107		return $this->html_internal($add, $mode);
108		}
109		/**
110		* @param string\|string[] $add
111		* @param string $mode
112		* @param bool $core
113		*
114		* @return \cs\Page
115		*/
116	4	protected function html_internal ($add, $mode = 'file', $core = false) {
117	4	return $this->include_common('html', $add, $mode, $core);
118		}
119		/**
120		* Including of JavaScript
121		*
122		* @param string\|string[] $add Path to including file, or code
123		* @param string $mode Can be <b>file</b> or <b>code</b>
124		*
125		* @return \cs\Page
126		*/
127		function js ($add, $mode = 'file') {
128		return $this->js_internal($add, $mode);
129		}
130		/**
131		* @param string\|string[] $add
132		* @param string $mode
133		* @param bool $core
134		*
135		* @return \cs\Page
136		*/
137	4	protected function js_internal ($add, $mode = 'file', $core = false) {
138	4	return $this->include_common('js', $add, $mode, $core);
139		}
140		/**
141		* Including of CSS
142		*
143		* @param string\|string[] $add Path to including file, or code
144		* @param string $mode Can be <b>file</b> or <b>code</b>
145		*
146		* @return \cs\Page
147		*/
148		function css ($add, $mode = 'file') {
149		return $this->css_internal($add, $mode);
150		}
151		/**
152		* @param string\|string[] $add
153		* @param string $mode
154		* @param bool $core
155		*
156		* @return \cs\Page
157		*/
158	4	protected function css_internal ($add, $mode = 'file', $core = false) {
159	4	return $this->include_common('css', $add, $mode, $core);
160		}
161		/**
162		* @param string $what
163		* @param string\|string[] $add
164		* @param string $mode
165		* @param bool $core
166		*
167		* @return \cs\Page
168		*/
169	4	protected function include_common ($what, $add, $mode, $core) {
170	4	if (!$add) {
171		return $this;
172		}
173	4	if (is_array($add)) {
174	4	foreach (array_filter($add) as $style) {
175	4	$this->include_common($what, $style, $mode, $core);
176		}
177		} else {
178	4	if ($core) {
179	4	$what = "core_$what";
180		}
181	4	$target = &$this->$what;
182	4	if ($mode == 'file') {
183	4	$target['path'][] = $add;
184		} elseif ($mode == 'code') {
185		$target['plain'] .= "$add\n";
186		}
187		}
188	4	return $this;
189		}
190		/**
191		* Add config on page to make it available on frontend
192		*
193		* @param mixed $config_structure Any scalar type or array
194		* @param string $target Target is property of `window` object where config will be inserted as value, nested properties like `cs.sub.prop`
195		* are supported and all nested properties are created on demand. It is recommended to use sub-properties of `cs`
196		*
197		* @return \cs\Page
198		*/
199	4	function config ($config_structure, $target) {
200	4	return $this->config_internal($config_structure, $target);
201		}
202		/**
203		* @param mixed $config_structure
204		* @param string $target
205		* @param bool $core
206		*
207		* @return \cs\Page
208		*/
209	4	protected function config_internal ($config_structure, $target, $core = false) {
210	4	$config = h::script(
211	4	json_encode($config_structure, JSON_UNESCAPED_UNICODE),
212		[
213	4	'target' => $target,
214	4	'class' => 'cs-config',
215	4	'type' => 'application/json'
216		]
217		);
218	4	if ($core) {
219	2	$this->core_config .= $config;
220		} else {
221	4	$this->config .= $config;
222		}
223	4	return $this;
224		}
225		/**
226		* Getting of HTML, JS and CSS includes
227		*
228		* @return \cs\Page
229		*/
230	4	protected function add_includes_on_page () {
231	4	$Config = Config::instance(true);
232	4	if (!$Config) {
233		return $this;
234		}
235		/**
236		* Base name for cache files
237		*/
238	4	$this->pcache_basename_path = PUBLIC_CACHE.'/'.$this->theme.'_'.Language::instance()->clang;
239		// TODO: I hope some day we'll get rid of this sh*t :(
240	4	$this->ie_edge();
241	4	$Request = Request::instance();
242		/**
243		* If CSS and JavaScript compression enabled
244		*/
245	4	if ($this->page_compression_usage($Config, $Request)) {
246		/**
247		* Rebuilding HTML, JS and CSS cache if necessary
248		*/
249	4	$this->rebuild_cache($Config);
250	4	$this->webcomponents_polyfill($Request, $Config, true);
251	4	list($includes, $preload) = $this->get_includes_and_preload_resource_for_page_with_compression($Request);
252		} else {
253	2	$this->webcomponents_polyfill($Request, $Config, false);
254		/**
255		* Language translation is added explicitly only when compression is disabled, otherwise it will be in compressed JS file
256		*/
257	2	$this->config_internal(Language::instance(), 'cs.Language', true);
258	2	$this->config_internal($this->get_requirejs_paths(), 'requirejs.paths', true);
259	2	$includes = $this->get_includes_for_page_without_compression($Config, $Request);
260	2	$preload = [];
261		}
262	4	$this->css_internal($includes['css'], 'file', true);
263	4	$this->js_internal($includes['js'], 'file', true);
264	4	$this->html_internal($includes['html'], 'file', true);
265	4	$this->add_includes_on_page_manually_added($Config, $Request, $preload);
266	4	return $this;
267		}
268		/**
269		* @param Config $Config
270		* @param Request $Request
271		*
272		* @return bool
273		*/
274	4	protected function page_compression_usage ($Config, $Request) {
275	4	return $Config->core['cache_compress_js_css'] && !($Request->admin_path && isset($Request->query['debug']));
276		}
277		/**
278		* Add JS polyfills for IE/Edge
279		*/
280	4	protected function ie_edge () {
281	4	if (!preg_match('/Trident\|Edge/', Request::instance()->header('user-agent'))) {
282	4	return;
283		}
284		$this->js_internal(
285		get_files_list(DIR."/includes/js/microsoft_sht", "/.\\.js$/i", 'f', "includes/js/microsoft_sh*t", true),
286		'file',
287		true
288		);
289		}
290		/**
291		* Hack: Add WebComponents Polyfill for browsers without native Shadow DOM support
292		*
293		* @param Request $Request
294		* @param Config $Config
295		* @param bool $with_compression
296		*/
297	4	protected function webcomponents_polyfill ($Request, $Config, $with_compression) {
298	4	if ($Request->cookie('shadow_dom') == 1) {
299		return;
300		}
301	4	if ($with_compression) {
302	4	$hash = file_get_contents(PUBLIC_CACHE.'/webcomponents.js.hash');
303	4	$this->add_script_imports_to_document($Config, "<script src=\"/storage/pcache/webcomponents.js?$hash\"></script>\n");
304		} else {
305	2	$this->add_script_imports_to_document($Config, "<script src=\"/includes/js/WebComponents-polyfill/webcomponents-custom.min.js\"></script>\n");
306		}
307	4	}
308		/**
309		* @param Config $Config
310		* @param string $content
311		*/
312	4	protected function add_script_imports_to_document ($Config, $content) {
313	4	if ($Config->core['put_js_after_body']) {
314	4	$this->post_Body .= $content;
315		} else {
316	2	$this->Head .= $content;
317		}
318	4	}
319		/**
320		* @param Request $Request
321		*
322		* @return array[]
323		*/
324	4	protected function get_includes_and_preload_resource_for_page_with_compression ($Request) {
325	4	list($dependencies, $compressed_includes_map, $not_embedded_resources_map) = file_get_json("$this->pcache_basename_path.json");
326	4	$includes = $this->get_normalized_includes($dependencies, $compressed_includes_map, $Request);
327	4	$preload = [];
328	4	foreach (array_merge(...array_values($includes)) as $path) {
329	4	$preload[] = [$path];
330	4	if (isset($not_embedded_resources_map[$path])) {
331	4	$preload[] = $not_embedded_resources_map[$path];
332		}
333		}
334	4	return [$includes, array_merge(...$preload)];
335		}
336		/**
337		* @param array $dependencies
338		* @param string[][] $includes_map
339		* @param Request $Request
340		*
341		* @return string[][]
342		*/
343	4	protected function get_normalized_includes ($dependencies, $includes_map, $Request) {
344	4	$current_module = $Request->current_module;
345		/**
346		* Current URL based on controller path (it better represents how page was rendered)
347		*/
348	4	$current_url = array_slice(App::instance()->controller_path, 1);
349	4	$current_url = ($Request->admin_path ? "admin/" : '')."$current_module/".implode('/', $current_url);
350		/**
351		* Narrow the dependencies to current module only
352		*/
353	4	$dependencies = array_unique(
354		array_merge(
355	4	['System'],
356	4	$dependencies['System'],
357	4	isset($dependencies[$current_module]) ? $dependencies[$current_module] : []
358		)
359		);
360	4	$system_includes = [];
361		// Array with empty array in order to avoid `array_merge()` failure later
362	4	$dependencies_includes = array_fill_keys($dependencies, [[]]);
363	4	$includes = [];
364	4	foreach ($includes_map as $path => $local_includes) {
365	4	if ($path == 'System') {
366	4	$system_includes = $local_includes;
367	4	} elseif ($component = $this->get_dependency_component($dependencies, $path, $Request)) {
368		/**
369		* @var string $component
370		*/
371		$dependencies_includes[$component][] = $local_includes;
372	4	} elseif (mb_strpos($current_url, $path) === 0) {
373	4	$includes[] = $local_includes;
374		}
375		}
376		// Convert to indexed array first
377	4	$dependencies_includes = array_values($dependencies_includes);
378		// Flatten array on higher level
379	4	$dependencies_includes = array_merge(...$dependencies_includes);
380		// Hack: 2 array_merge_recursive() just to be compatible with HHVM, simplify when https://github.com/facebook/hhvm/issues/7087 is resolved
381	4	return _array(array_merge_recursive(array_merge_recursive($system_includes, ...$dependencies_includes), ...$includes));
382		}
383		/**
384		* @param array $dependencies
385		* @param string $url
386		* @param Request $Request
387		*
388		* @return false\|string
389		*/
390	4	protected function get_dependency_component ($dependencies, $url, $Request) {
391	4	$url_exploded = explode('/', $url);
392		/** @noinspection NestedTernaryOperatorInspection */
393	4	$url_component = $url_exploded[0] != 'admin' ? $url_exploded[0] : (@$url_exploded[1] ?: '');
394		$is_dependency =
395	4	$url_component !== Config::SYSTEM_MODULE &&
396	4	in_array($url_component, $dependencies) &&
397		(
398	4	$Request->admin_path \|\| $Request->admin_path == ($url_exploded[0] == 'admin')
399		);
400	4	return $is_dependency ? $url_component : false;
401		}
402		/**
403		* @param Config $Config
404		* @param Request $Request
405		*
406		* @return string[][]
407		*/
408	2	protected function get_includes_for_page_without_compression ($Config, $Request) {
409		// To determine all dependencies and stuff we need `$Config` object to be already created
410	2	list($dependencies, $includes_map) = $this->get_includes_dependencies_and_map($Config);
411	2	$includes = $this->get_normalized_includes($dependencies, $includes_map, $Request);
412	2	return $this->add_versions_hash($this->absolute_path_to_relative($includes));
413		}
414		/**
415		* @param string[]\|string[][] $path
416		*
417		* @return string[]\|string[][]
418		*/
419	4	protected function absolute_path_to_relative ($path) {
420	4	return _substr($path, strlen(DIR));
421		}
422		/**
423		* @param string[][] $includes
424		*
425		* @return string[][]
426		*/
427	2	protected function add_versions_hash ($includes) {
428	2	$content = array_reduce(
429	2	get_files_list(DIR.'/components', '/^meta\.json$/', 'f', true, true),
430		function ($content, $file) {
431		return $content.file_get_contents($file);
432	2	}
433		);
434	2	$content_md5 = substr(md5($content), 0, 5);
435	2	foreach ($includes as &$files) {
436	2	foreach ($files as &$file) {
437	2	$file .= "?$content_md5";
438		}
439	2	unset($file);
440		}
441	2	return $includes;
442		}
443		/**
444		* @param Config $Config
445		* @param Request $Request
446		* @param string[] $preload
447		*/
448	4	protected function add_includes_on_page_manually_added ($Config, $Request, $preload) {
449		/** @noinspection NestedTernaryOperatorInspection */
450	4	$this->Head .=
451	4	array_reduce(
452	4	array_merge($this->core_css['path'], $this->css['path']),
453		function ($content, $href) {
454		return "$content<link href=\"$href\" rel=\"stylesheet\">\n";
455	4	}
456		).
457	4	h::style($this->css['plain'] ?: false);
458	4	if ($this->page_compression_usage($Config, $Request) && $Config->core['frontend_load_optimization']) {
459	4	$this->add_includes_on_page_manually_added_frontend_load_optimization($Config);
460		} else {
461	2	$this->add_includes_on_page_manually_added_normal($Config, $preload);
462		}
463	4	}
464		/**
465		* @param Config $Config
466		* @param string[] $preload
467		*/
468	2	protected function add_includes_on_page_manually_added_normal ($Config, $preload) {
469	2	$this->add_preload($preload);
470	2	$configs = $this->core_config.$this->config;
471		$scripts =
472	2	array_reduce(
473	2	array_merge($this->core_js['path'], $this->js['path']),
474		function ($content, $src) {
475		return "$content<script src=\"$src\"></script>\n";
476	2	}
477		).
478	2	h::script($this->js['plain'] ?: false);
479		$html_imports =
480	2	array_reduce(
481	2	array_merge($this->core_html['path'], $this->html['path']),
482	2	function ($content, $href) {
483		return "$content<link href=\"$href\" rel=\"import\">\n";
484	2	}
485		).
486	2	$this->html['plain'];
487	2	$this->Head .= $configs;
488	2	$this->add_script_imports_to_document($Config, $scripts.$html_imports);
489	2	}
490		/**
491		* @param string[] $preload
492		*/
493	4	protected function add_preload ($preload) {
494	4	$Response = Response::instance();
495	4	foreach ($preload as $resource) {
496	4	$extension = explode('?', file_extension($resource))[0];
497	4	$as = $this->extension_to_as[$extension];
498	4	$resource = str_replace(' ', '%20', $resource);
499	4	$Response->header('Link', "<$resource>; rel=preload; as=$as", false);
500		}
501	4	}
502		/**
503		* @param Config $Config
504		*/
505	4	protected function add_includes_on_page_manually_added_frontend_load_optimization ($Config) {
506	4	list($optimized_includes, $preload) = file_get_json("$this->pcache_basename_path.optimized.json");
507	4	$this->add_preload(
508		array_unique(
509		array_merge(
510		$preload,
511	4	$this->core_css['path'],
512	4	$this->css['path']
513		)
514		)
515		);
516	4	$system_scripts = '';
517	4	$optimized_scripts = [];
518	4	$system_imports = '';
519	4	$optimized_imports = [];
520	4	foreach (array_merge($this->core_js['path'], $this->js['path']) as $script) {
521	4	if (isset($optimized_includes[$script])) {
522		$optimized_scripts[] = $script;
523		} else {
524	4	$system_scripts .= "<script src=\"$script\"></script>\n";
525		}
526		}
527	4	foreach (array_merge($this->core_html['path'], $this->html['path']) as $import) {
528	4	if (isset($optimized_includes[$import])) {
529		$optimized_imports[] = $import;
530		} else {
531	4	$system_imports .= "<link href=\"$import\" rel=\"import\">\n";
532		}
533		}
534	4	$scripts = h::script($this->js['plain'] ?: false);
535	4	$html_imports = $this->html['plain'];
536	4	$this->config([$optimized_scripts, $optimized_imports], 'cs.optimized_includes');
537	4	$this->Head .= $this->core_config.$this->config;
538	4	$this->add_script_imports_to_document($Config, $system_scripts.$system_imports.$scripts.$html_imports);
539	4	}
540		}
541

nazar-pc / CleverStyle-Framework

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Includes::add_preload() A

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