Includes::add_preload() - Code Metrics - Inspection of "Use predefined array instead of switch/case for de..." - nazar-pc/CleverStyle-Framework - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 9b8153...62189f )

by Nazar

created 2016-04-20 15:45 UTC

Includes::add_preload() A

↳ Parent: Includes

Complexity

Conditions	2
Paths	2

Size

Total Lines	9
Code Lines	7

Duplication

Lines	0
Ratio	0 %

Metric	Value
dl	0
loc	9
rs	9.6666
cc	2
eloc	7
nc	2
nop	1

<?php
/**
 * @package   CleverStyle CMS
 * @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\Core,
	cs\Config,
	cs\Event,
	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',
		'ttf'   => 'font',
		'ttc'   => 'font',
		'otf'   => 'font',
		'woff'  => 'font',
		'woff2' => 'font',
		'eot'   => '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' => [], 'plain' => ''];
		$this->core_js              = ['path' => [], 'plain' => ''];
		$this->core_css             = ['path' => [], 'plain' => ''];
		$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;
		/**
		 * Some JS configs required by system
		 */
		$this->add_system_configs();
		// TODO: I hope some day we'll get rid of this sh*t :(
		$this->ie_edge();
		$Request = Request::instance();
		/**
		 * If CSS and JavaScript compression enabled
		 */
		if ($Config->core['cache_compress_js_css'] && !($Request->admin_path && isset($Request->query['debug']))) {
			$this->webcomponents_polyfill($Request, true);
			list($includes, $preload) = $this->get_includes_and_preload_resource_for_page_with_compression($Config, $Request);
			$this->add_preload($preload);
		} else {
			$this->webcomponents_polyfill($Request, 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);
		}
		$this->css_internal($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);
		return $this;
	}
	/**
	 * 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
		);
	}
	protected function add_system_configs () {
		$Config         = Config::instance();
		$Request        = Request::instance();
		$User           = User::instance();
		$current_module = $Request->current_module;
		$this->config_internal(
			[
				'base_url'              => $Config->base_url(),
				'current_base_url'      => $Config->base_url().'/'.($Request->admin_path ? 'admin/' : '').$current_module,
				'public_key'            => Core::instance()->public_key,
				'module'                => $current_module,
				'in_admin'              => (int)$Request->admin_path,
				'is_admin'              => (int)$User->admin(),
				'is_user'               => (int)$User->user(),
				'is_guest'              => (int)$User->guest(),
				'password_min_length'   => (int)$Config->core['password_min_length'],
				'password_min_strength' => (int)$Config->core['password_min_strength'],
				'debug'                 => (int)DEBUG,
				'route'                 => $Request->route,
				'route_path'            => $Request->route_path,
				'route_ids'             => $Request->route_ids
			],
			'cs',
			true
		);
		if ($User->admin()) {
			$this->config_internal((int)$Config->core['simple_admin_mode'], 'cs.simple_admin_mode', true);
		}
	}
	/**
	 * Hack: Add WebComponents Polyfill for browsers without native Shadow DOM support
	 *
	 * @param Request $Request
	 * @param bool    $with_compression
	 */
	protected function webcomponents_polyfill ($Request, $with_compression) {
		if ($Request->cookie('shadow_dom') == 1) {
			return;
		}
		$file = 'includes/js/WebComponents-polyfill/webcomponents-custom.min.js';
		if ($with_compression) {
			$compressed_file = PUBLIC_CACHE.'/webcomponents.js';
			if (!file_exists($compressed_file)) {
				$content = file_get_contents(DIR."/$file");
				file_put_contents($compressed_file, gzencode($content, 9), LOCK_EX | FILE_BINARY);
				file_put_contents("$compressed_file.hash", substr(md5($content), 0, 5));
			}
			$hash = file_get_contents("$compressed_file.hash");
			$this->js_internal("storage/pcache/webcomponents.js?$hash", 'file', true);
		} else {
			$this->js_internal($file, 'file', true);
		}
	}
	/**
	 * @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
	 * @param Request $Request
	 *
	 * @return array[]
	 */
	protected function get_includes_and_preload_resource_for_page_with_compression ($Config, $Request) {
		/**
		 * Rebuilding HTML, JS and CSS cache if necessary
		 */
		if (!file_exists("$this->pcache_basename_path.json")) {
			list($dependencies, $includes_map) = $this->get_includes_dependencies_and_map($Config);
			$compressed_includes_map    = [];
			$not_embedded_resources_map = [];
			foreach ($includes_map as $filename_prefix => $local_includes) {
				// We replace `/` by `+` to make it suitable for filename
				$filename_prefix                           = str_replace('/', '+', $filename_prefix);
				$compressed_includes_map[$filename_prefix] = $this->cache_compressed_includes_files(
					"$this->pcache_basename_path:$filename_prefix",
					$local_includes,
					$Config->core['vulcanization'],
					$not_embedded_resources_map
				);
			}
			unset($includes_map, $filename_prefix, $local_includes);
			file_put_json("$this->pcache_basename_path.json", [$dependencies, $compressed_includes_map, array_filter($not_embedded_resources_map)]);
			Event::instance()->fire('System/Page/rebuild_cache');
		}
		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 string     $separator `+` or `/`
	 * @param Request    $Request
	 *
	 * @return array[]
	 */
	protected function get_normalized_includes ($dependencies, $includes_map, $separator, $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$separator" : '')."$current_module$separator".implode($separator, $current_url);
		/**
		 * Narrow the dependencies to current module only
		 */
		$dependencies          = array_merge(
			isset($dependencies[$current_module]) ? $dependencies[$current_module] : [],
			$dependencies['System']
		);
		$system_includes       = [];
		$dependencies_includes = [];
		$includes              = [];
		foreach ($includes_map as $path => $local_includes) {
			if ($path == 'System') {
				$system_includes = $local_includes;
			} elseif ($this->is_dependency($dependencies, $path, '/', $Request)) {
				$dependencies_includes[] = $local_includes;
			} elseif (mb_strpos($current_url, $path) === 0) {
				$includes[] = $local_includes;
			}
		}
		return _array(array_merge_recursive($system_includes, ...$dependencies_includes, ...$includes));
	}
	/**
	 * @param array   $dependencies
	 * @param string  $url
	 * @param string  $separator `+` or `/`
	 * @param Request $Request
	 *
	 * @return bool
	 */
	protected function is_dependency ($dependencies, $url, $separator, $Request) {
		$url_exploded = explode($separator, $url);
		/** @noinspection NestedTernaryOperatorInspection */
		$url_module = $url_exploded[0] != 'admin' ? $url_exploded[0] : (@$url_exploded[1] ?: '');
		return
			$url_module !== Config::SYSTEM_MODULE &&
			in_array($url_module, $dependencies) &&
			(
				$Request->admin_path || $Request->admin_path == ($url_exploded[0] == 'admin')
			);
	}
	/**
	 * @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) + 1);
	}
	/**
	 * @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 $Config
	 */
	protected function add_includes_on_page_manually_added ($Config) {
		$configs = $this->core_config.$this->config;
		/** @noinspection NestedTernaryOperatorInspection */
		$styles =
			array_reduce(
				array_merge($this->core_css['path'], $this->css['path']),
				function ($content, $href) {
					return "$content<link href=\"/$href\" rel=\"stylesheet\" shim-shadowdom>\n";
				}
			).
			h::style($this->core_css['plain'].$this->css['plain'] ?: false);
		/** @noinspection NestedTernaryOperatorInspection */
		$scripts      =
			array_reduce(
				array_merge($this->core_js['path'], $this->js['path']),
				function ($content, $src) {
					return "$content<script src=\"/$src\"></script>\n";
				}
			).
			h::script($this->core_js['plain'].$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";
				}
			).
			$this->core_html['plain'].$this->html['plain'];
		$this->Head .= $configs.$styles;
		if ($Config->core['put_js_after_body']) {
			$this->post_Body .= $scripts.$html_imports;
		} else {
			$this->Head .= $scripts.$html_imports;
		}
	}
}


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

nazar-pc / CleverStyle-Framework

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