AbstractView::setSharedResolver() - Code Metrics - darya/framework - Measure and Improve Code Quality continuously with Scrutinizer

AbstractView::setSharedResolver() A
last analyzed 2021-02-13 01:04 UTC

↳ Parent: AbstractView

Complexity

Conditions	1
Paths	1

Size

Total Lines	3
Code Lines	1

Duplication

Lines	0
Ratio	0 %

Importance

Changes

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

<?php
namespace Darya\View;

/**
 * Darya's abstract view implementation.
 *
 * TODO: Remove resolvers and all static members.
 *
 * @author Chris Andrew <[email protected]>
 */
abstract class AbstractView implements View
{
	/**
	 * Optional shared base path for selecting template files.
	 *
	 * @var string
	 */
	protected static $basePath;

	/**
	 * Set of template file extensions compatible with this view.
	 *
	 * @var array
	 */
	protected static $extensions = [];

	/**
	 * Variables to assign to all templates.
	 *
	 * @var array
	 */
	protected static $shared = [];

	/**
	 * Shared resolver for selecting template files.
	 *
	 * @var Resolver
	 */
	protected static $sharedResolver;

	/**
	 * Instance resolver for selecting template files.
	 *
	 * @var Resolver
	 */
	protected $resolver;

	/**
	 * Variables for configuring the view.
	 *
	 * @var array
	 */
	protected $config = [];

	/**
	 * Path to the directory containing the view template.
	 *
	 * @var string
	 */
	protected $directory;

	/**
	 * Filename of the view template.
	 *
	 * @var string
	 */
	protected $file;

	/**
	 * Variables to assign to the template.
	 *
	 * @var array
	 */
	protected $arguments = [];

	/**
	 * Set a shared base path for selecting template files.
	 *
	 * @param string $path
	 */
	public static function setBasePath($path)
	{
		$path = realpath($path);

		if (is_dir($path)) {
			static::$basePath = $path;
		}
	}

	/**
	 * Sets a resolver for all views.
	 *
	 * @param Resolver $resolver
	 */
	public static function setSharedResolver(Resolver $resolver)
	{
		static::$sharedResolver = $resolver;
	}

	/**
	 * Register template file extensions.
	 *
	 * @param string|array $extensions
	 */
	public static function registerExtensions($extensions)
	{
		$extensions = array_map(function ($extension) {
			return '.' . ltrim(trim($extension), '.');
		}, (array) $extensions);

		static::$extensions = array_merge(static::$extensions, $extensions);
	}

	/**
	 * Create a new View.
	 *
	 * @param string $file      [optional] Path to the template file to use
	 * @param array  $arguments [optional] Arguments to assign to the template
	 * @param array  $config    [optional] Configuration variables for the view
	 */
	public function __construct($file = null, $arguments = [], $config = [])
	{
		$this->select($file, $arguments, $config);
	}

	/**
	 * Evaluate the template as a string by rendering it.
	 *
	 * @return string
	 */
	public function __toString()
	{
		return $this->render();
	}

	/**
	 * Sets a resolver for this view.
	 *
	 * @param Resolver $resolver
	 */
	public function setResolver(Resolver $resolver)
	{
		$this->resolver = $resolver;
	}

	/**
	 * Select a template and optionally assign arguments and configuration variables.
	 *
	 * @param string $file      The template file to be used
	 * @param array  $arguments [optional] Arguments to assign to the template immediately
	 * @param array  $config    [optional] Config arguments for the view
	 */
	public function select($file, array $arguments = [], array $config = [])
	{
		if (!empty($config)) {
			$this->config($config);
		}

		if (!empty($arguments)) {
			$this->assign($arguments);
		}

		if ($file) {
			$this->file($file);
		}
	}

	/**
	 * Attempt to load a template file at the given absolute path.
	 *
	 * @param string $path Absolute file path
	 * @return bool
	 */
	protected function attempt($path)
	{
		$path = realpath($path);

		if ($path && is_file($path)) {
			$dirname = dirname($path);
			$this->directory($dirname);
			$this->file = basename($path);

			return true;
		}

		return false;
	}

	/**
	 * Attempt to resolve the given view path to a file path using the view's
	 * resolver or that class's shared resolver.
	 *
	 * @param string $path
	 * @return string
	 */
	protected function resolve($path)
	{
		if ($this->resolver) {
			return $this->resolver->resolve($path);
		} else if (static::$sharedResolver) {
			return static::$sharedResolver->resolve($path);
		}

		return $path;
	}

	/**
	 * Find and set a template file using a given path. Attempts with the shared
	 * base path and extensions.
	 *
	 * @param string $path Path to template file
	 * @return bool
	 */
	public function file($path)
	{
		// First attempt the given path
		if ($this->attempt($path)) {
			return true;
		}

		// Otherwise, resolve the path and attempt it with the set extensions
		$paths = [];

		$paths[] = $this->resolve($path);

		$extensions = array_merge(static::$extensions, ['']);

		foreach ($extensions as $extension) {
			if (static::$basePath) {
				$paths[] = static::$basePath . "/$path$extension";
			}

			$paths[] = "$path$extension";
		}

		foreach ($paths as $p) {
			if ($this->attempt($p)) {
				return true;
			}
		}

		return false;
	}

	/**
	 * Get and optionally set the template's working directory.
	 *
	 * @param string $directory [optional] Working directory path
	 * @return string
	 */
	protected function directory($directory = null)
	{
		$this->directory = $directory !== '.' ? $directory : '';

		return $this->directory;
	}

	/**
	 * Get and optionally set view configuration variables.
	 *
	 * This merges given variables with any that have been previously set.
	 *
	 * @param array $config [optional]
	 * @return array
	 */
	public function config(array $config = [])
	{
		$this->config = array_merge($this->config, $config);

		return $this->config;
	}

	/**
	 * Assign an array of arguments to the template.
	 *
	 * @param array $arguments
	 */
	public function assign(array $arguments = [])
	{
		$this->arguments = array_merge($this->arguments, $arguments);
	}

	/**
	 * Get all arguments or a particular argument assigned to the template.
	 *
	 * @param string $key [optional] The key of the argument to return
	 * @return mixed The value of the $key argument if set, all arguments otherwise
	 */
	public function assigned($key = null)
	{
		return !is_null($key) && isset($this->arguments[$key]) ? $this->arguments[$key] : $this->arguments;
	}

	/**
	 * Assign an array of arguments to all templates.
	 *
	 * @param array $arguments
	 */
	public static function share(array $arguments)
	{
		static::$shared = array_merge(static::$shared, $arguments);
	}

	/**
	 * Get all arguments or a particular argument shared with all templates.
	 *
	 * @param string $key The key of the argument to return
	 * @return mixed The value of the $key argument if set, all arguments otherwise
	 */
	public static function shared($key = null)
	{
		return !is_null($key) && isset(static::$shared[$key]) ? static::$shared[$key] : static::$shared;
	}
}


1			<?php
2			namespace Darya\View;
3
4			/**
5			* Darya's abstract view implementation.
6			*
7			* TODO: Remove resolvers and all static members.
8			*
9			* @author Chris Andrew <[email protected]>
10			*/
11			abstract class AbstractView implements View
12			{
13			/**
14			* Optional shared base path for selecting template files.
15			*
16			* @var string
17			*/
18			protected static $basePath;
19
20			/**
21			* Set of template file extensions compatible with this view.
22			*
23			* @var array
24			*/
25			protected static $extensions = [];
26
27			/**
28			* Variables to assign to all templates.
29			*
30			* @var array
31			*/
32			protected static $shared = [];
33
34			/**
35			* Shared resolver for selecting template files.
36			*
37			* @var Resolver
38			*/
39			protected static $sharedResolver;
40
41			/**
42			* Instance resolver for selecting template files.
43			*
44			* @var Resolver
45			*/
46			protected $resolver;
47
48			/**
49			* Variables for configuring the view.
50			*
51			* @var array
52			*/
53			protected $config = [];
54
55			/**
56			* Path to the directory containing the view template.
57			*
58			* @var string
59			*/
60			protected $directory;
61
62			/**
63			* Filename of the view template.
64			*
65			* @var string
66			*/
67			protected $file;
68
69			/**
70			* Variables to assign to the template.
71			*
72			* @var array
73			*/
74			protected $arguments = [];
75
76			/**
77			* Set a shared base path for selecting template files.
78			*
79			* @param string $path
80			*/
81			public static function setBasePath($path)
82			{
83			$path = realpath($path);
84
85			if (is_dir($path)) {
86			static::$basePath = $path;
87			}
88			}
89
90			/**
91			* Sets a resolver for all views.
92			*
93			* @param Resolver $resolver
94			*/
95			public static function setSharedResolver(Resolver $resolver)
96			{
97			static::$sharedResolver = $resolver;
98			}
99
100			/**
101			* Register template file extensions.
102			*
103			* @param string\|array $extensions
104			*/
105			public static function registerExtensions($extensions)
106			{
107			$extensions = array_map(function ($extension) {
108			return '.' . ltrim(trim($extension), '.');
109			}, (array) $extensions);
110
111			static::$extensions = array_merge(static::$extensions, $extensions);
112			}
113
114			/**
115			* Create a new View.
116			*
117			* @param string $file [optional] Path to the template file to use
118			* @param array $arguments [optional] Arguments to assign to the template
119			* @param array $config [optional] Configuration variables for the view
120			*/
121			public function __construct($file = null, $arguments = [], $config = [])
122			{
123			$this->select($file, $arguments, $config);
124			}
125
126			/**
127			* Evaluate the template as a string by rendering it.
128			*
129			* @return string
130			*/
131			public function __toString()
132			{
133			return $this->render();
134			}
135
136			/**
137			* Sets a resolver for this view.
138			*
139			* @param Resolver $resolver
140			*/
141			public function setResolver(Resolver $resolver)
142			{
143			$this->resolver = $resolver;
144			}
145
146			/**
147			* Select a template and optionally assign arguments and configuration variables.
148			*
149			* @param string $file The template file to be used
150			* @param array $arguments [optional] Arguments to assign to the template immediately
151			* @param array $config [optional] Config arguments for the view
152			*/
153			public function select($file, array $arguments = [], array $config = [])
154			{
155			if (!empty($config)) {
156			$this->config($config);
157			}
158
159			if (!empty($arguments)) {
160			$this->assign($arguments);
161			}
162
163			if ($file) {
164			$this->file($file);
165			}
166			}
167
168			/**
169			* Attempt to load a template file at the given absolute path.
170			*
171			* @param string $path Absolute file path
172			* @return bool
173			*/
174			protected function attempt($path)
175			{
176			$path = realpath($path);
177
178			if ($path && is_file($path)) {
179			$dirname = dirname($path);
180			$this->directory($dirname);
181			$this->file = basename($path);
182
183			return true;
184			}
185
186			return false;
187			}
188
189			/**
190			* Attempt to resolve the given view path to a file path using the view's
191			* resolver or that class's shared resolver.
192			*
193			* @param string $path
194			* @return string
195			*/
196			protected function resolve($path)
197			{
198			if ($this->resolver) {
199			return $this->resolver->resolve($path);
200			} else if (static::$sharedResolver) {
201			return static::$sharedResolver->resolve($path);
202			}
203
204			return $path;
205			}
206
207			/**
208			* Find and set a template file using a given path. Attempts with the shared
209			* base path and extensions.
210			*
211			* @param string $path Path to template file
212			* @return bool
213			*/
214			public function file($path)
215			{
216			// First attempt the given path
217			if ($this->attempt($path)) {
218			return true;
219			}
220
221			// Otherwise, resolve the path and attempt it with the set extensions
222			$paths = [];
223
224			$paths[] = $this->resolve($path);
225
226			$extensions = array_merge(static::$extensions, ['']);
227
228			foreach ($extensions as $extension) {
229			if (static::$basePath) {
230			$paths[] = static::$basePath . "/$path$extension";
231			}
232
233			$paths[] = "$path$extension";
234			}
235
236			foreach ($paths as $p) {
237			if ($this->attempt($p)) {
238			return true;
239			}
240			}
241
242			return false;
243			}
244
245			/**
246			* Get and optionally set the template's working directory.
247			*
248			* @param string $directory [optional] Working directory path
249			* @return string
250			*/
251			protected function directory($directory = null)
252			{
253			$this->directory = $directory !== '.' ? $directory : '';
254
255			return $this->directory;
256			}
257
258			/**
259			* Get and optionally set view configuration variables.
260			*
261			* This merges given variables with any that have been previously set.
262			*
263			* @param array $config [optional]
264			* @return array
265			*/
266			public function config(array $config = [])
267			{
268			$this->config = array_merge($this->config, $config);
269
270			return $this->config;
271			}
272
273			/**
274			* Assign an array of arguments to the template.
275			*
276			* @param array $arguments
277			*/
278			public function assign(array $arguments = [])
279			{
280			$this->arguments = array_merge($this->arguments, $arguments);
281			}
282
283			/**
284			* Get all arguments or a particular argument assigned to the template.
285			*
286			* @param string $key [optional] The key of the argument to return
287			* @return mixed The value of the $key argument if set, all arguments otherwise
288			*/
289			public function assigned($key = null)
290			{
291			return !is_null($key) && isset($this->arguments[$key]) ? $this->arguments[$key] : $this->arguments;
292			}
293
294			/**
295			* Assign an array of arguments to all templates.
296			*
297			* @param array $arguments
298			*/
299			public static function share(array $arguments)
300			{
301			static::$shared = array_merge(static::$shared, $arguments);
302			}
303
304			/**
305			* Get all arguments or a particular argument shared with all templates.
306			*
307			* @param string $key The key of the argument to return
308			* @return mixed The value of the $key argument if set, all arguments otherwise
309			*/
310			public static function shared($key = null)
311			{
312			return !is_null($key) && isset(static::$shared[$key]) ? static::$shared[$key] : static::$shared;
313			}
314			}
315

darya / framework

AbstractView::setSharedResolver() A last analyzed 2021-02-13 01:04 UTC

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AbstractView::setSharedResolver() A
last analyzed 2021-02-13 01:04 UTC