Controller::__construct() - Code Metrics - Inspection of "Allow Sass Static PageViews to recompile themselve..." - stakx-io/stakx - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#86)

by Vladimir

created 2018-11-09 06:58 UTC

Controller::__construct() A

↳ Parent: Controller

Complexity

Conditions	1
Paths	1

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	3
rs	10
c	0
b	0
f	0
cc	1
nc	1
nop	0

<?php

/**
 * @copyright 2018 Vladimir Jimenez
 * @license   https://github.com/stakx-io/stakx/blob/master/LICENSE.md MIT
 */

namespace allejo\stakx\Server;

use allejo\stakx\Compiler;
use allejo\stakx\Document\BasePageView;
use allejo\stakx\Document\CollectableItem;
use allejo\stakx\Document\DynamicPageView;
use allejo\stakx\Document\ReadableDocument;
use allejo\stakx\Document\RepeaterPageView;
use allejo\stakx\Document\StaticPageView;
use allejo\stakx\Document\TemplateReadyDocument;
use allejo\stakx\Filesystem\FilesystemLoader as fs;
use allejo\stakx\FrontMatter\ExpandedValue;
use allejo\stakx\Service;
use FastRoute\RouteCollector;
use Psr\Http\Message\ServerRequestInterface;
use React\Http\Response;

class Controller

{
    private static $baseUrl = '';
    private $lastModified = [];

    /**
     * @internal
     */
    private function __construct()
    {
    }

    /**
     * Build a controller for handling a Static PageView's URL.
     *
     * @param StaticPageView $pageView
     * @param Compiler       $compiler
     *
     * @return \Closure
     */
    private function staticPageViewAction(StaticPageView $pageView, Compiler $compiler)
    {
        return function () use ($pageView, $compiler) {
            Service::setOption('currentTemplate', $pageView->getAbsoluteFilePath());

            if ($this->hasBeenTouched($pageView))
            {
                $pageView->readContent();
            }

            $mimeType = MimeDetector::getMimeType(fs::getExtension($pageView->getTargetFile()));
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);

            return new Response(
                200,
                ['Content-Type' => $mimeType],
                $compiler->renderStaticPageView($pageView)
            );
        };
    }

    /**
     * Build a controller for handling a Dynamic PageView's URL.
     *
     * @param DynamicPageView $pageView
     * @param Compiler        $compiler
     *
     * @return \Closure
     */
    private function dynamicPageViewAction(DynamicPageView $pageView, Compiler $compiler)
    {
        return function (ServerRequestInterface $request) use ($pageView, $compiler) {
            Service::setOption('currentTemplate', $pageView->getAbsoluteFilePath());

            $contentItem = self::getContentItem($pageView, $request->getUri()->getPath());

            if ($contentItem === null)
            {
                return WebServer::return404();
            }

            if ($this->hasBeenTouched($pageView))
            {
                $pageView->readContent();
            }

            if ($this->hasBeenTouched($contentItem))
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
            {
                $contentItem->readContent();
            }

            return WebServer::return200($compiler->renderDynamicPageView($pageView, $contentItem));
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
        };
    }

    /**
     * Build a controller for handling a Repeater PageView's URL.
     *
     * @param RepeaterPageView $pageView
     * @param Compiler         $compiler
     *
     * @return \Closure
     */
    private function repeaterPageViewAction(RepeaterPageView $pageView, Compiler $compiler)
    {
        return function (ServerRequestInterface $request) use ($pageView, $compiler) {
            Service::setOption('currentTemplate', $pageView->getAbsoluteFilePath());

            $expandedValue = self::getExpandedValue($pageView, $request->getUri()->getPath());

            if ($expandedValue === null)
            {
                return WebServer::return404();
            }

            if ($this->hasBeenTouched($pageView))
            {
                $pageView->readContent();
            }

            return WebServer::return200($compiler->renderRepeaterPageView($pageView, $expandedValue));
        };
    }

    /**
     * Return the appropriate action based on a PageView's type.
     *
     * @param BasePageView|DynamicPageView|RepeaterPageView|StaticPageView $pageView
     * @param Compiler                                                     $compiler
     *
     * @return \Closure
     */
    private function createAction(BasePageView $pageView, Compiler $compiler)
    {
        switch ($pageView->getType())
        {
            case BasePageView::STATIC_TYPE:
                return $this->staticPageViewAction($pageView, $compiler);


            case BasePageView::DYNAMIC_TYPE:
                return $this->dynamicPageViewAction($pageView, $compiler);


            case BasePageView::REPEATER_TYPE:
                return $this->repeaterPageViewAction($pageView, $compiler);


            default:
                return function () {
                    $errMsg = 'This URL type has not yet been implemented.';

                    return new Response(501, ['Content-Type' => 'text/plain'], $errMsg);
                };
        }
    }

    /**
     * Check to see if a file has been touched since we last read it.
     *
     * @param ReadableDocument $document
     *
     * @return bool True if the file has been modified since it was last accessed
     */
    private function hasBeenTouched(ReadableDocument $document)
    {
        $rPath = $document->getRelativeFilePath();

        if (!isset($this->lastModified[$rPath]))
        {
            $this->lastModified[$rPath] = $document->getLastModified();

            return true;
        }

        return $document->getLastModified() > $this->lastModified[$rPath];
    }

    /**
     * Create a FastRoute Dispatcher.
     *
     * @param RouteMapper $router
     * @param Compiler    $compiler
     *
     * @return \FastRoute\Dispatcher
     */
    public static function create(RouteMapper $router, Compiler $compiler)
    {
        self::$baseUrl = $router->getBaseUrl();

        return \FastRoute\simpleDispatcher(function (RouteCollector $r) use ($router, $compiler) {
            $dispatcher = new Controller();

            foreach ($router->getRouteMapping() as $route => $pageView)
            {
                $r->get($route, $dispatcher->createAction($pageView, $compiler));
            }
        });
    }

    /**
     * Normalize a given URL.
     *
     * A normalized URL is one with `baseurl` stripped away from it. This is necessary because all permalinks in stakx
     * are handled without the base so it's necessary to be able to reference correct correct permalinks.
     *
     * @param string $url
     *
     * @return mixed
     */
    public static function normalizeUrl($url)
    {
        return str_replace(self::$baseUrl, '/', $url);
    }

    /**
     * Find a ContentItem from a Dynamic PageView or null if it doesn't exist.
     *
     * @param DynamicPageView $pageView
     * @param                 $permalink
     *
     * @return CollectableItem|ReadableDocument|TemplateReadyDocument|null
     */
    private static function getContentItem(DynamicPageView $pageView, $permalink)
    {
        $permalink = self::normalizeUrl($permalink);


        foreach ($pageView->getCollectableItems() as $collectableItem)
        {
            if ($collectableItem['permalink'] === $permalink)
            {
                return $collectableItem;
            }
        }

        return null;
    }

    /**
     * Find the ExpandedValue from a Repeater PageView or null if it doesn't exist.
     *
     * @param RepeaterPageView $pageView
     * @param                  $permalink
     *
     * @return ExpandedValue|null
     */
    private static function getExpandedValue(RepeaterPageView $pageView, $permalink)
    {
        $url = self::normalizeUrl($permalink);
        $repeaterPermalinks = $pageView->getRepeaterPermalinks();

        foreach ($repeaterPermalinks as $expandedValue)
        {
            if ($expandedValue->getEvaluated() === $url)
            {
                return $expandedValue;
            }
        }

        return null;
    }
}


1			<?php
2
3			/**
4			* @copyright 2018 Vladimir Jimenez
5			* @license https://github.com/stakx-io/stakx/blob/master/LICENSE.md MIT
6			*/
7
8			namespace allejo\stakx\Server;
9
10			use allejo\stakx\Compiler;
11			use allejo\stakx\Document\BasePageView;
12			use allejo\stakx\Document\CollectableItem;
13			use allejo\stakx\Document\DynamicPageView;
14			use allejo\stakx\Document\ReadableDocument;
15			use allejo\stakx\Document\RepeaterPageView;
16			use allejo\stakx\Document\StaticPageView;
17			use allejo\stakx\Document\TemplateReadyDocument;
18			use allejo\stakx\Filesystem\FilesystemLoader as fs;
19			use allejo\stakx\FrontMatter\ExpandedValue;
20			use allejo\stakx\Service;
21			use FastRoute\RouteCollector;
22			use Psr\Http\Message\ServerRequestInterface;
23			use React\Http\Response;
24
25			class Controller
			0 ignored issues – show Coding Style introduced 2018-11-09 07:01 UTC by Report Bug Copy Issue Report Since you have declared the constructor as private, maybe you should also declare the class as final. Loading history...
26			{
27			private static $baseUrl = '';
28			private $lastModified = [];
29
30			/**
31			* @internal
32			*/
33			private function __construct()
34			{
35			}
36
37			/**
38			* Build a controller for handling a Static PageView's URL.
39			*
40			* @param StaticPageView $pageView
41			* @param Compiler $compiler
42			*
43			* @return \Closure
44			*/
45			private function staticPageViewAction(StaticPageView $pageView, Compiler $compiler)
46			{
47			return function () use ($pageView, $compiler) {
48			Service::setOption('currentTemplate', $pageView->getAbsoluteFilePath());
49
50			if ($this->hasBeenTouched($pageView))
51			{
52			$pageView->readContent();
53			}
54
55			$mimeType = MimeDetector::getMimeType(fs::getExtension($pageView->getTargetFile()));
			0 ignored issues – show Documentation introduced 2018-08-14 06:31 UTC by Report Bug Copy Issue Report `$pageView->getTargetFile()` is of type `string`, but the function expects a `object<string>`. It seems like the type of the argument is not accepted by the function/method which you are calling. In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug. We suggest to add an explicit type cast like in the following example: function acceptsInteger($int) { } $x = '123'; // string "123" // Instead of acceptsInteger($x); // we recommend to use acceptsInteger((integer) $x); Loading history...
56
57			return new Response(
58			200,
59			['Content-Type' => $mimeType],
60			$compiler->renderStaticPageView($pageView)
61			);
62			};
63			}
64
65			/**
66			* Build a controller for handling a Dynamic PageView's URL.
67			*
68			* @param DynamicPageView $pageView
69			* @param Compiler $compiler
70			*
71			* @return \Closure
72			*/
73			private function dynamicPageViewAction(DynamicPageView $pageView, Compiler $compiler)
74			{
75			return function (ServerRequestInterface $request) use ($pageView, $compiler) {
76			Service::setOption('currentTemplate', $pageView->getAbsoluteFilePath());
77
78			$contentItem = self::getContentItem($pageView, $request->getUri()->getPath());
79
80			if ($contentItem === null)
81			{
82			return WebServer::return404();
83			}
84
85			if ($this->hasBeenTouched($pageView))
86			{
87			$pageView->readContent();
88			}
89
90			if ($this->hasBeenTouched($contentItem))
			0 ignored issues – show Documentation introduced 2018-08-30 06:31 UTC by Report Bug Copy Issue Report `$contentItem` is of type `object<allejo\stakx\Document\CollectableItem>`, but the function expects a `object<allejo\stakx\Document\ReadableDocument>`. It seems like the type of the argument is not accepted by the function/method which you are calling. In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug. We suggest to add an explicit type cast like in the following example: function acceptsInteger($int) { } $x = '123'; // string "123" // Instead of acceptsInteger($x); // we recommend to use acceptsInteger((integer) $x); Loading history...
91			{
92			$contentItem->readContent();
93			}
94
95			return WebServer::return200($compiler->renderDynamicPageView($pageView, $contentItem));
			0 ignored issues – show Documentation introduced 2018-08-12 01:13 UTC by Report Bug Copy Issue Report `$contentItem` is of type `object<allejo\stakx\Document\CollectableItem>`, but the function expects a `object<allejo\stakx\Docu...\TemplateReadyDocument>`. It seems like the type of the argument is not accepted by the function/method which you are calling. In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug. We suggest to add an explicit type cast like in the following example: function acceptsInteger($int) { } $x = '123'; // string "123" // Instead of acceptsInteger($x); // we recommend to use acceptsInteger((integer) $x); Loading history...
96			};
97			}
98
99			/**
100			* Build a controller for handling a Repeater PageView's URL.
101			*
102			* @param RepeaterPageView $pageView
103			* @param Compiler $compiler
104			*
105			* @return \Closure
106			*/
107			private function repeaterPageViewAction(RepeaterPageView $pageView, Compiler $compiler)
108			{
109			return function (ServerRequestInterface $request) use ($pageView, $compiler) {
110			Service::setOption('currentTemplate', $pageView->getAbsoluteFilePath());
111
112			$expandedValue = self::getExpandedValue($pageView, $request->getUri()->getPath());
113
114			if ($expandedValue === null)
115			{
116			return WebServer::return404();
117			}
118
119			if ($this->hasBeenTouched($pageView))
120			{
121			$pageView->readContent();
122			}
123
124			return WebServer::return200($compiler->renderRepeaterPageView($pageView, $expandedValue));
125			};
126			}
127
128			/**
129			* Return the appropriate action based on a PageView's type.
130			*
131			* @param BasePageView\|DynamicPageView\|RepeaterPageView\|StaticPageView $pageView
132			* @param Compiler $compiler
133			*
134			* @return \Closure
135			*/
136			private function createAction(BasePageView $pageView, Compiler $compiler)
137			{
138			switch ($pageView->getType())
139			{
140			case BasePageView::STATIC_TYPE:
141			return $this->staticPageViewAction($pageView, $compiler);
			0 ignored issues – show Compatibility introduced 2018-08-12 01:13 UTC by Report Bug Copy Issue Report `$pageView` of type `object<allejo\stakx\Document\BasePageView>` is not a sub-type of `object<allejo\stakx\Document\StaticPageView>`. It seems like you assume a child class of the class `allejo\stakx\Document\BasePageView` to be always present. This check looks for parameters that are defined as one type in their type hint or doc comment but seem to be used as a narrower type, i.e an implementation of an interface or a subclass. Consider changing the type of the parameter or doing an instanceof check before assuming your parameter is of the expected type. Loading history...
142
143			case BasePageView::DYNAMIC_TYPE:
144			return $this->dynamicPageViewAction($pageView, $compiler);
			0 ignored issues – show Compatibility introduced 2018-08-12 01:13 UTC by Report Bug Copy Issue Report `$pageView` of type `object<allejo\stakx\Document\BasePageView>` is not a sub-type of `object<allejo\stakx\Document\DynamicPageView>`. It seems like you assume a child class of the class `allejo\stakx\Document\BasePageView` to be always present. This check looks for parameters that are defined as one type in their type hint or doc comment but seem to be used as a narrower type, i.e an implementation of an interface or a subclass. Consider changing the type of the parameter or doing an instanceof check before assuming your parameter is of the expected type. Loading history...
145
146			case BasePageView::REPEATER_TYPE:
147			return $this->repeaterPageViewAction($pageView, $compiler);
			0 ignored issues – show Compatibility introduced 2018-09-14 03:03 UTC by Report Bug Copy Issue Report `$pageView` of type `object<allejo\stakx\Document\BasePageView>` is not a sub-type of `object<allejo\stakx\Document\RepeaterPageView>`. It seems like you assume a child class of the class `allejo\stakx\Document\BasePageView` to be always present. This check looks for parameters that are defined as one type in their type hint or doc comment but seem to be used as a narrower type, i.e an implementation of an interface or a subclass. Consider changing the type of the parameter or doing an instanceof check before assuming your parameter is of the expected type. Loading history...
148
149			default:
150			return function () {
151			$errMsg = 'This URL type has not yet been implemented.';
152
153			return new Response(501, ['Content-Type' => 'text/plain'], $errMsg);
154			};
155			}
156			}
157
158			/**
159			* Check to see if a file has been touched since we last read it.
160			*
161			* @param ReadableDocument $document
162			*
163			* @return bool True if the file has been modified since it was last accessed
164			*/
165			private function hasBeenTouched(ReadableDocument $document)
166			{
167			$rPath = $document->getRelativeFilePath();
168
169			if (!isset($this->lastModified[$rPath]))
170			{
171			$this->lastModified[$rPath] = $document->getLastModified();
172
173			return true;
174			}
175
176			return $document->getLastModified() > $this->lastModified[$rPath];
177			}
178
179			/**
180			* Create a FastRoute Dispatcher.
181			*
182			* @param RouteMapper $router
183			* @param Compiler $compiler
184			*
185			* @return \FastRoute\Dispatcher
186			*/
187			public static function create(RouteMapper $router, Compiler $compiler)
188			{
189			self::$baseUrl = $router->getBaseUrl();
190
191			return \FastRoute\simpleDispatcher(function (RouteCollector $r) use ($router, $compiler) {
192			$dispatcher = new Controller();
193
194			foreach ($router->getRouteMapping() as $route => $pageView)
195			{
196			$r->get($route, $dispatcher->createAction($pageView, $compiler));
197			}
198			});
199			}
200
201			/**
202			* Normalize a given URL.
203			*
204			* A normalized URL is one with `baseurl` stripped away from it. This is necessary because all permalinks in stakx
205			* are handled without the base so it's necessary to be able to reference correct correct permalinks.
206			*
207			* @param string $url
208			*
209			* @return mixed
210			*/
211			public static function normalizeUrl($url)
212			{
213			return str_replace(self::$baseUrl, '/', $url);
214			}
215
216			/**
217			* Find a ContentItem from a Dynamic PageView or null if it doesn't exist.
218			*
219			* @param DynamicPageView $pageView
220			* @param $permalink
221			*
222			* @return CollectableItem\|ReadableDocument\|TemplateReadyDocument\|null
223			*/
224			private static function getContentItem(DynamicPageView $pageView, $permalink)
225			{
226			$permalink = self::normalizeUrl($permalink);
			0 ignored issues – show Coding Style introduced 2018-09-18 03:58 UTC by Report Bug Copy Issue Report Consider using a different name than the parameter `$permalink`. This often makes code more readable. Loading history...
227
228			foreach ($pageView->getCollectableItems() as $collectableItem)
229			{
230			if ($collectableItem['permalink'] === $permalink)
231			{
232			return $collectableItem;
233			}
234			}
235
236			return null;
237			}
238
239			/**
240			* Find the ExpandedValue from a Repeater PageView or null if it doesn't exist.
241			*
242			* @param RepeaterPageView $pageView
243			* @param $permalink
244			*
245			* @return ExpandedValue\|null
246			*/
247			private static function getExpandedValue(RepeaterPageView $pageView, $permalink)
248			{
249			$url = self::normalizeUrl($permalink);
250			$repeaterPermalinks = $pageView->getRepeaterPermalinks();
251
252			foreach ($repeaterPermalinks as $expandedValue)
253			{
254			if ($expandedValue->getEvaluated() === $url)
255			{
256			return $expandedValue;
257			}
258			}
259
260			return null;
261			}
262			}
263

stakx-io / stakx

Pull Request — master (#86)

Controller::__construct() A

Complexity

Size

Duplication

Importance

Duplication Side-by-Side

Filter issues like