PHP_Engine::set_component_compiler() - Code Metrics - Inspection of "Release 1.2.0" - Pink-Crab/Perique-Framework - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Pull Request — master (#79)

by Glynn

created 2022-09-27 10:13 UTC

PHP_Engine::set_component_compiler() A

↳ Parent: PHP_Engine

Complexity

Conditions	1
Paths	1

Size

Total Lines	2
Code Lines	1

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
eloc	1
c	0
b	0
f	0
dl	0
loc	2
rs	10
cc	1
nc	1
nop	1

<?php

declare(strict_types=1);

/**
 * Basic PHP engine for using the Renderable interface.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * @author Glynn Quelch <[email protected]>
 * @license http://www.opensource.org/licenses/mit-license.html  MIT License
 * @package PinkCrab\Perique\View
 */

namespace PinkCrab\Perique\Services\View;

use Exception;
use PinkCrab\Perique\Interfaces\Renderable;
use PinkCrab\Perique\Services\View\View_Model;
use PinkCrab\Perique\Services\View\Component\Component;
use PinkCrab\Perique\Services\View\Component\Component_Compiler;

class PHP_Engine implements Renderable {

	/**
	 * The path to base of templates.
	 *
	 * @var string
	 */
	protected $base_view_path;

	/**
	 * Access to the component compiler.
	 *
	 * @var Component_Compiler
	 */
	protected $component_compiler;

	/**
	 * Creates an instance of the PHP_Engine
	 *
	 * @param string $base_view_path
	 */
	public function __construct( string $base_view_path ) {
		$this->base_view_path = $this->verify_view_path( $base_view_path );
	}

	/**
	 * Sets the component compiler.
	 *
	 * @param Component_Compiler $compiler
	 * @return void
	 */
	public function set_component_compiler( Component_Compiler $compiler ): void {
		$this->component_compiler = $compiler;
	}

	/**
	 * Renders a template with data.
	 *
	 * @param string $view
	 * @param iterable<string, mixed> $data
	 * @param bool $print
	 * @return string|void
	 */
	public function render( string $view, iterable $data, bool $print = true ) {

		if ( $print ) {
			print( $this->render_buffer( $view, $data ) ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
		} else {
			return $this->render_buffer( $view, $data );
		}
	}

	/**
	 * Renders a component.
	 *
	 * @param Component $component
	 * @return string|void
	 */
	public function component( Component $component, bool $print = true ) {

		// Throw exception of no compiler passed.
		if ( ! is_a( $this->component_compiler, Component_Compiler::class ) ) {
			throw new Exception( 'No component compiler passed to PHP_Engine' );
		}

		// Compile the component.
		$compiled = $this->component_compiler->compile( $component );
		return $this->render( $compiled->template(), $compiled->data(), $print );
	}


	/**
	 * Renders a view Model
	 *
	 * @param View_Model $view_model
	 * @return string|void
	 */
	public function view_model( View_Model $view_model, bool $print = true ) {
		return $this->render( $view_model->template(), $view_model->data(), $print );
	}

	/**
	 * Include a partial sub template
	 *
	 * @param string $view
	 * @param iterable<string, mixed> $data
	 * @param bool $print
	 * @return string|void
	 */
	public function partial( string $view, iterable $data = array(), bool $print = true ) {
		if ( $print ) {
			$this->render( $view, $data, $print );
		} else {
			return $this->render( $view, $data, $print );
		}
	}

	/**
	 * Builds the view.
	 *
	 * @param string $view
	 * @param iterable<string, mixed> $__data
	 * @return string
	 * @throws Exception
	 */
	protected function render_buffer( string $view, iterable $__data ): string {

		if ( ! file_exists( $this->resolve_file_path( $view ) ) ) {
			throw new Exception( "{$view} doesn't exist" );
		}

		$output = '';
		ob_start();

		// Set all the data values a parameters.
		foreach ( $__data as $__key => $__value ) {
			if ( is_string( $__key ) ) {
				${\wp_strip_all_tags( $__key )} = $__value;
			}

			// Unset the key and value.
			unset( $__key, $__value, $__data );
		}

		include $this->resolve_file_path( $view );
		$output = ob_get_contents();
		ob_end_clean();
		return $output ?: '';
	}

	/**
	 * Trims any leading slash and removes .php
	 *
	 * @param string $file
	 * @return string
	 */
	protected function clean_filename( string $file ): string {
			$file = ltrim( $file, '/' );
			return substr( $file, -4 ) === '.php'
			? substr( $file, 0, -4 )
			: $file;

	}

	/**
	 * Resolves the filepath from a filenane.
	 *
	 * @param string $filename
	 * @return string
	 */
	protected function resolve_file_path( string $filename ): string {
		return sprintf(
			'%s%s.php',
			$this->base_view_path,
			$this->clean_filename( $filename )
		);
	}


	/**
	 * Verifies the view path exists and it has the trailing slash.
	 *
	 * @param string $path
	 * @return string
	 * @throws Exception
	 */
	protected function verify_view_path( string $path ): string {

		$path = rtrim( $path, '/' ) . '/';

		if ( ! \is_dir( $path ) ) {
			throw new Exception( "{$path} doesn't exist and cant be used as the base view path." );
		}

		return $path;
	}
}


1			<?php
2
3			declare(strict_types=1);
4
5			/**
6			* Basic PHP engine for using the Renderable interface.
7			*
8			* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
9			* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
10			* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
11			* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
12			* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
13			* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
14			* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
15			* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
16			* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
17			* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
18			* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
19			*
20			* @author Glynn Quelch <[email protected]>
21			* @license http://www.opensource.org/licenses/mit-license.html MIT License
22			* @package PinkCrab\Perique\View
23			*/
24
25			namespace PinkCrab\Perique\Services\View;
26
27			use Exception;
28			use PinkCrab\Perique\Interfaces\Renderable;
29			use PinkCrab\Perique\Services\View\View_Model;
30			use PinkCrab\Perique\Services\View\Component\Component;
31			use PinkCrab\Perique\Services\View\Component\Component_Compiler;
32
33			class PHP_Engine implements Renderable {
34
35			/**
36			* The path to base of templates.
37			*
38			* @var string
39			*/
40			protected $base_view_path;
41
42			/**
43			* Access to the component compiler.
44			*
45			* @var Component_Compiler
46			*/
47			protected $component_compiler;
48
49			/**
50			* Creates an instance of the PHP_Engine
51			*
52			* @param string $base_view_path
53			*/
54			public function __construct( string $base_view_path ) {
55			$this->base_view_path = $this->verify_view_path( $base_view_path );
56			}
57
58			/**
59			* Sets the component compiler.
60			*
61			* @param Component_Compiler $compiler
62			* @return void
63			*/
64			public function set_component_compiler( Component_Compiler $compiler ): void {
65			$this->component_compiler = $compiler;
66			}
67
68			/**
69			* Renders a template with data.
70			*
71			* @param string $view
72			* @param iterable<string, mixed> $data
73			* @param bool $print
74			* @return string\|void
75			*/
76			public function render( string $view, iterable $data, bool $print = true ) {
77
78			if ( $print ) {
79			print( $this->render_buffer( $view, $data ) ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
80			} else {
81			return $this->render_buffer( $view, $data );
82			}
83			}
84
85			/**
86			* Renders a component.
87			*
88			* @param Component $component
89			* @return string\|void
90			*/
91			public function component( Component $component, bool $print = true ) {
92
93			// Throw exception of no compiler passed.
94			if ( ! is_a( $this->component_compiler, Component_Compiler::class ) ) {
95			throw new Exception( 'No component compiler passed to PHP_Engine' );
96			}
97
98			// Compile the component.
99			$compiled = $this->component_compiler->compile( $component );
100			return $this->render( $compiled->template(), $compiled->data(), $print );
101			}
102
103
104			/**
105			* Renders a view Model
106			*
107			* @param View_Model $view_model
108			* @return string\|void
109			*/
110			public function view_model( View_Model $view_model, bool $print = true ) {
111			return $this->render( $view_model->template(), $view_model->data(), $print );
112			}
113
114			/**
115			* Include a partial sub template
116			*
117			* @param string $view
118			* @param iterable<string, mixed> $data
119			* @param bool $print
120			* @return string\|void
121			*/
122			public function partial( string $view, iterable $data = array(), bool $print = true ) {
123			if ( $print ) {
124			$this->render( $view, $data, $print );
125			} else {
126			return $this->render( $view, $data, $print );
127			}
128			}
129
130			/**
131			* Builds the view.
132			*
133			* @param string $view
134			* @param iterable<string, mixed> $__data
135			* @return string
136			* @throws Exception
137			*/
138			protected function render_buffer( string $view, iterable $__data ): string {
139
140			if ( ! file_exists( $this->resolve_file_path( $view ) ) ) {
141			throw new Exception( "{$view} doesn't exist" );
142			}
143
144			$output = '';
145			ob_start();
146
147			// Set all the data values a parameters.
148			foreach ( $__data as $__key => $__value ) {
149			if ( is_string( $__key ) ) {
150			${\wp_strip_all_tags( $__key )} = $__value;
151			}
152
153			// Unset the key and value.
154			unset( $__key, $__value, $__data );
155			}
156
157			include $this->resolve_file_path( $view );
158			$output = ob_get_contents();
159			ob_end_clean();
160			return $output ?: '';
161			}
162
163			/**
164			* Trims any leading slash and removes .php
165			*
166			* @param string $file
167			* @return string
168			*/
169			protected function clean_filename( string $file ): string {
170			$file = ltrim( $file, '/' );
171			return substr( $file, -4 ) === '.php'
172			? substr( $file, 0, -4 )
173			: $file;
174
175			}
176
177			/**
178			* Resolves the filepath from a filenane.
179			*
180			* @param string $filename
181			* @return string
182			*/
183			protected function resolve_file_path( string $filename ): string {
184			return sprintf(
185			'%s%s.php',
186			$this->base_view_path,
187			$this->clean_filename( $filename )
188			);
189			}
190
191
192			/**
193			* Verifies the view path exists and it has the trailing slash.
194			*
195			* @param string $path
196			* @return string
197			* @throws Exception
198			*/
199			protected function verify_view_path( string $path ): string {
200
201			$path = rtrim( $path, '/' ) . '/';
202
203			if ( ! \is_dir( $path ) ) {
204			throw new Exception( "{$path} doesn't exist and cant be used as the base view path." );
205			}
206
207			return $path;
208			}
209			}
210

Pink-Crab / Perique-Framework

Pull Request — master (#79)

PHP_Engine::set_component_compiler() A

Complexity

Size

Duplication

Importance

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