Variable::__construct() - Code Metrics - Inspection of "finish dev and tests" - platine-php/template - Measure and Improve Code Quality continuously with Scrutinizer

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by nguereza

created 2021-05-15 17:46 UTC

Variable::__construct() B

↳ Parent: Variable

Complexity

Conditions	9
Paths	21

Size

Total Lines	72
Code Lines	47

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	9
eloc	47
nc	21
nop	2
dl	0
loc	72
rs	7.6008
c	1
b	0
f	0

How to fix Long Method

<?php

/**
 * Platine Template
 *
 * Platine Template is a template engine that has taken a lot of inspiration from Django.
 *
 * This content is released under the MIT License (MIT)
 *
 * Copyright (c) 2020 Platine Template
 * Copyright (c) 2014 Guz Alexander, http://guzalexander.com
 * Copyright (c) 2011, 2012 Harald Hanek, http://www.delacap.com
 * Copyright (c) 2006 Mateo Murphy
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

/**
 *  @file Variable.php
 *
 *  The Template Variable class
 *
 *  @package    Platine\Template\Parser
 *  @author Platine Developers Team
 *  @copyright  Copyright (c) 2020
 *  @license    http://opensource.org/licenses/MIT  MIT License
 *  @link   http://www.iacademy.cf
 *  @version 1.0.0
 *  @filesource
 */

declare(strict_types=1);

namespace Platine\Template\Parser;

use Platine\Template\Util\Helper;

/**
 * Class Variable
 * @package Platine\Template\Parser
 */
class Variable
{
    /**
     * The variable markup
     * @var string
     */
    protected string $markup;

    /**
     * The filters to execute on the variable
     * @var array<int, array<int, mixed>|string>
     */
    protected array $filters = [];

    /**
     * The name of the variable
     * @var string
     */
    protected string $name;

    /**
     * The parser instance
     * @var Parser
     */
    protected Parser $parser;

    /**
     * Create new instance
     * @param string $markup
     * @param Parser $parser
     */
    public function __construct(string $markup, Parser $parser)
    {
        $this->markup = $markup;
        $this->parser = $parser;

        $filterSeparatorRegex = '/'
                                . Token::FILTER_SEPARATOR
                                . '\s*(.*)/m';
        $syntaxRegex = '/('
                       . Token::QUOTED_FRAGMENT
                       . ')(.*)/m';
        $filterRegex = '/(?:\s+|'
                       . Token::QUOTED_FRAGMENT
                       . '|'
                       . Token::FILTER_METHOD_ARGS_SEPARATOR
                       . ')+/';
        $filterArgumentsRegex = '/(?:'
                                . Token::FILTER_NAME_ARG_SEPARATOR
                                . '|'
                                . Token::FILTER_METHOD_ARGS_SEPARATOR
                                . ')\s*((?:\w+\s*\:\s*)?'
                                . Token::QUOTED_FRAGMENT
                                . ')/';

        $lexerFilterSeparator = new Lexer($filterSeparatorRegex);
        $lexerSyntax = new Lexer($syntaxRegex);
        $lexerFilter = new Lexer($filterRegex);
        $lexerFilterArguments = new Lexer($filterArgumentsRegex);

        $this->filters = [];
        if ($lexerSyntax->match($markup)) {
            $nameMarkup = $lexerSyntax->getStringMatch(1);
            $this->name = $nameMarkup;
            $filterMarkup = $lexerSyntax->getStringMatch(2);

            if ($lexerFilterSeparator->match($filterMarkup)) {
                $lexerFilter->matchAll($lexerFilterSeparator->getStringMatch(1));

                foreach ($lexerFilter->getArrayMatch(0) as $filter) {
                    $filter = trim($filter);
                    $matches = [];
                    if (preg_match('/\w+/', $filter, $matches)) {
                        $filterName = $matches[0];
                        $lexerFilterArguments->matchAll($filter);

                        $matches = Helper::arrayFlatten($lexerFilterArguments->getArrayMatch(1));
                        $this->filters[] = $this->parseFilterExpressions($filterName, $matches);
                    }
                }
            }
        }

        if ($this->parser->getConfig()->isAutoEscape()) {
            // if auto_escape is enabled, and
            // - there's no raw filter, and
            // - no escape filter
            // - no other standard html-adding filter
            // then
            // - add a mandatory escape filter
            $addEscapeFilter = true;

            foreach ($this->filters as $filter) {
                // with empty filters set we would just move along
                if (in_array($filter[0], ['escape', 'raw', 'nl2br', 'escape_once'])) {
                    // if we have any raw-like filter, stop
                    $addEscapeFilter = false;
                    break;
                }
            }

            if ($addEscapeFilter) {
                $this->filters[] = ['escape', []];
            }
        }
    }

    /**
     * Return the name of variable
     * @return string
     */
    public function getName(): string
    {
        return $this->name;
    }

    /**
     * Return the list of filter
     * @return array<int, array<int, mixed>|string>
     */
    public function getFilters(): array
    {
        return $this->filters;
    }

    /**
     * Renders the variable with the data in the context
     * @param Context $context
     * @return mixed
     */
    public function render(Context $context)
    {
        $output = $context->get($this->name);
        foreach ($this->filters as $filter) {
            list($filterName, $filterArgKeys) = $filter;

            $filterArgValues = [];
            $keywordArgValues = [];

            foreach ($filterArgKeys as $argKey) {
                if (is_array($argKey)) {
                    foreach ($argKey as $keywordArgName => $keywordArgKey) {
                        $keywordArgValues[$keywordArgName] = $context->get($keywordArgKey);
                    }

                    $filterArgValues[] = $keywordArgValues;
                } else {
                    $filterArgValues[] = $context->get($argKey);
                }
            }

            $output = $context->invokeFilter(
                $filterName,
                $output,
                $filterArgValues
            );
        }

        return $output;
    }

    /**
     * Parse filter expression
     * @param string $filterName
     * @param array<int, mixed> $args
     * @return array<int, array<int, mixed>|string>
     */
    protected function parseFilterExpressions(string $filterName, array $args): array
    {
        $filterArgts = [];
        $keywordArgs = [];
        $lexerTagAtt = new Lexer(
            '/\A'
            . trim(Token::TAG_ATTRIBUTES, '/')
            . '\z/'
        );

        foreach ($args as $arg) {
            if ($lexerTagAtt->match($arg)) {
                $keywordArgs[$lexerTagAtt->getStringMatch(1)] = $lexerTagAtt->getStringMatch(2);
            } else {
                $filterArgts[] = $arg;
            }
        }

        if (count($keywordArgs) > 0) {
            $filterArgts[] = $keywordArgs;
        }

        return [$filterName, $filterArgts];
    }
}


1			<?php
2
3			/**
4			* Platine Template
5			*
6			* Platine Template is a template engine that has taken a lot of inspiration from Django.
7			*
8			* This content is released under the MIT License (MIT)
9			*
10			* Copyright (c) 2020 Platine Template
11			* Copyright (c) 2014 Guz Alexander, http://guzalexander.com
12			* Copyright (c) 2011, 2012 Harald Hanek, http://www.delacap.com
13			* Copyright (c) 2006 Mateo Murphy
14			*
15			* Permission is hereby granted, free of charge, to any person obtaining a copy
16			* of this software and associated documentation files (the "Software"), to deal
17			* in the Software without restriction, including without limitation the rights
18			* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
19			* copies of the Software, and to permit persons to whom the Software is
20			* furnished to do so, subject to the following conditions:
21			*
22			* The above copyright notice and this permission notice shall be included in all
23			* copies or substantial portions of the Software.
24			*
25			* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
26			* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
27			* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
28			* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
29			* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
30			* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
31			* SOFTWARE.
32			*/
33
34			/**
35			* @file Variable.php
36			*
37			* The Template Variable class
38			*
39			* @package Platine\Template\Parser
40			* @author Platine Developers Team
41			* @copyright Copyright (c) 2020
42			* @license http://opensource.org/licenses/MIT MIT License
43			* @link http://www.iacademy.cf
44			* @version 1.0.0
45			* @filesource
46			*/
47
48			declare(strict_types=1);
49
50			namespace Platine\Template\Parser;
51
52			use Platine\Template\Util\Helper;
53
54			/**
55			* Class Variable
56			* @package Platine\Template\Parser
57			*/
58			class Variable
59			{
60			/**
61			* The variable markup
62			* @var string
63			*/
64			protected string $markup;
65
66			/**
67			* The filters to execute on the variable
68			* @var array<int, array<int, mixed>\|string>
69			*/
70			protected array $filters = [];
71
72			/**
73			* The name of the variable
74			* @var string
75			*/
76			protected string $name;
77
78			/**
79			* The parser instance
80			* @var Parser
81			*/
82			protected Parser $parser;
83
84			/**
85			* Create new instance
86			* @param string $markup
87			* @param Parser $parser
88			*/
89			public function __construct(string $markup, Parser $parser)
90			{
91			$this->markup = $markup;
92			$this->parser = $parser;
93
94			$filterSeparatorRegex = '/'
95			. Token::FILTER_SEPARATOR
96			. '\s(.)/m';
97			$syntaxRegex = '/('
98			. Token::QUOTED_FRAGMENT
99			. ')(.*)/m';
100			$filterRegex = '/(?:\s+\|'
101			. Token::QUOTED_FRAGMENT
102			. '\|'
103			. Token::FILTER_METHOD_ARGS_SEPARATOR
104			. ')+/';
105			$filterArgumentsRegex = '/(?:'
106			. Token::FILTER_NAME_ARG_SEPARATOR
107			. '\|'
108			. Token::FILTER_METHOD_ARGS_SEPARATOR
109			. ')\s((?:\w+\s\:\s*)?'
110			. Token::QUOTED_FRAGMENT
111			. ')/';
112
113			$lexerFilterSeparator = new Lexer($filterSeparatorRegex);
114			$lexerSyntax = new Lexer($syntaxRegex);
115			$lexerFilter = new Lexer($filterRegex);
116			$lexerFilterArguments = new Lexer($filterArgumentsRegex);
117
118			$this->filters = [];
119			if ($lexerSyntax->match($markup)) {
120			$nameMarkup = $lexerSyntax->getStringMatch(1);
121			$this->name = $nameMarkup;
122			$filterMarkup = $lexerSyntax->getStringMatch(2);
123
124			if ($lexerFilterSeparator->match($filterMarkup)) {
125			$lexerFilter->matchAll($lexerFilterSeparator->getStringMatch(1));
126
127			foreach ($lexerFilter->getArrayMatch(0) as $filter) {
128			$filter = trim($filter);
129			$matches = [];
130			if (preg_match('/\w+/', $filter, $matches)) {
131			$filterName = $matches[0];
132			$lexerFilterArguments->matchAll($filter);
133
134			$matches = Helper::arrayFlatten($lexerFilterArguments->getArrayMatch(1));
135			$this->filters[] = $this->parseFilterExpressions($filterName, $matches);
136			}
137			}
138			}
139			}
140
141			if ($this->parser->getConfig()->isAutoEscape()) {
142			// if auto_escape is enabled, and
143			// - there's no raw filter, and
144			// - no escape filter
145			// - no other standard html-adding filter
146			// then
147			// - add a mandatory escape filter
148			$addEscapeFilter = true;
149
150			foreach ($this->filters as $filter) {
151			// with empty filters set we would just move along
152			if (in_array($filter[0], ['escape', 'raw', 'nl2br', 'escape_once'])) {
153			// if we have any raw-like filter, stop
154			$addEscapeFilter = false;
155			break;
156			}
157			}
158
159			if ($addEscapeFilter) {
160			$this->filters[] = ['escape', []];
161			}
162			}
163			}
164
165			/**
166			* Return the name of variable
167			* @return string
168			*/
169			public function getName(): string
170			{
171			return $this->name;
172			}
173
174			/**
175			* Return the list of filter
176			* @return array<int, array<int, mixed>\|string>
177			*/
178			public function getFilters(): array
179			{
180			return $this->filters;
181			}
182
183			/**
184			* Renders the variable with the data in the context
185			* @param Context $context
186			* @return mixed
187			*/
188			public function render(Context $context)
189			{
190			$output = $context->get($this->name);
191			foreach ($this->filters as $filter) {
192			list($filterName, $filterArgKeys) = $filter;
193
194			$filterArgValues = [];
195			$keywordArgValues = [];
196
197			foreach ($filterArgKeys as $argKey) {
198			if (is_array($argKey)) {
199			foreach ($argKey as $keywordArgName => $keywordArgKey) {
200			$keywordArgValues[$keywordArgName] = $context->get($keywordArgKey);
201			}
202
203			$filterArgValues[] = $keywordArgValues;
204			} else {
205			$filterArgValues[] = $context->get($argKey);
206			}
207			}
208
209			$output = $context->invokeFilter(
210			$filterName,
211			$output,
212			$filterArgValues
213			);
214			}
215
216			return $output;
217			}
218
219			/**
220			* Parse filter expression
221			* @param string $filterName
222			* @param array<int, mixed> $args
223			* @return array<int, array<int, mixed>\|string>
224			*/
225			protected function parseFilterExpressions(string $filterName, array $args): array
226			{
227			$filterArgts = [];
228			$keywordArgs = [];
229			$lexerTagAtt = new Lexer(
230			'/\A'
231			. trim(Token::TAG_ATTRIBUTES, '/')
232			. '\z/'
233			);
234
235			foreach ($args as $arg) {
236			if ($lexerTagAtt->match($arg)) {
237			$keywordArgs[$lexerTagAtt->getStringMatch(1)] = $lexerTagAtt->getStringMatch(2);
238			} else {
239			$filterArgts[] = $arg;
240			}
241			}
242
243			if (count($keywordArgs) > 0) {
244			$filterArgts[] = $keywordArgs;
245			}
246
247			return [$filterName, $filterArgts];
248			}
249			}
250

platine-php / template

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Variable::__construct() B

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