JsonLD::processNodeProperty() - Code Metrics - Inspection of "Fixed json parsing failing due to qoutes" - ankurgoels/micrometa - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 6a7de9...d07dd4 )

by Ankur

created 2020-08-14 17:47 UTC

JsonLD::processNodeProperty() A

↳ Parent: JsonLD

Complexity

Conditions	5
Paths	5

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	7
CRAP Score	5.2742

Importance

Changes

Metric	Value
dl	0
loc	17
ccs	7
cts	9
cp	0.7778
rs	9.3888
c	0
b	0
f	0
cc	5
nc	5
nop	3
crap	5.2742

<?php

/**
 * micrometa
 *
 * @category   Jkphl
 * @package    Jkphl\Micrometa
 * @subpackage Jkphl\Micrometa\Infrastructure\Parser
 * @author     Joschi Kuphal <[email protected]> / @jkphl
 * @copyright  Copyright © 2018 Joschi Kuphal <[email protected]> / @jkphl
 * @license    http://opensource.org/licenses/MIT The MIT License (MIT)
 */

/***********************************************************************************
 *  The MIT License (MIT)
 *
 *  Copyright © 2018 Joschi Kuphal <[email protected]> / @jkphl
 *
 *  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.
 ***********************************************************************************/

namespace Jkphl\Micrometa\Infrastructure\Parser;

use Jkphl\Micrometa\Application\Contract\ParsingResultInterface;
use Jkphl\Micrometa\Infrastructure\Parser\JsonLD\CachingContextLoader;
use Jkphl\Micrometa\Infrastructure\Parser\JsonLD\VocabularyCache;
use Jkphl\Micrometa\Ports\Format;
use ML\JsonLD\Exception\JsonLdException;
use ML\JsonLD\JsonLD as JsonLDParser;
use ML\JsonLD\LanguageTaggedString;
use ML\JsonLD\Node;
use ML\JsonLD\NodeInterface;
use ML\JsonLD\TypedValue;
use Psr\Http\Message\UriInterface;
use Psr\Log\LoggerInterface;

/**
 * JsonLD parser
 *
 * @package    Jkphl\Micrometa
 * @subpackage Jkphl\Micrometa\Infrastructure
 * @see        https://jsonld-examples.com/
 * @see        http://www.dr-chuck.com/csev-blog/2016/04/json-ld-performance-sucks-for-api-specs/
 */
class JsonLD extends AbstractParser
{
    /**
     * Format
     *
     * @var int
     */
    const FORMAT = Format::JSON_LD;
    /**
     * Regex pattern for matching leading comments in a JSON string
     *
     * @var string
     */
    const JSON_COMMENT_PATTERN = '#(/\*([^*]|[\r\n]|(\*+([^*/]|[\r\n])))*\*+/)#';
    /**
     * Vocabulary cache
     *
     * @var VocabularyCache
     */
    protected $vocabularyCache;
    /**
     * Context loader
     *
     * @var CachingContextLoader
     */
    protected $contextLoader;
    /**
     * Array for keeping track of the hierarchy of objects, to prevent recursion
     *
     * @var NodeInterface[]
     */
    protected $chain = [];

    /**
     * JSON-LD parser constructor
     *
     * @param UriInterface $uri       Base URI
     * @param LoggerInterface $logger Logger
     */
    public function __construct(UriInterface $uri, LoggerInterface $logger)
    {
        parent::__construct($uri, $logger);
        $this->vocabularyCache = new VocabularyCache();
        $this->contextLoader   = new CachingContextLoader($this->vocabularyCache);
    }

    /**
     * Parse a DOM document
     *
     * @param \DOMDocument $dom DOM Document
     *
     * @return ParsingResultInterface Micro information items
     * @throws \ReflectionException
     */
    public function parseDom(\DOMDocument $dom)
    {
        $this->logger->info('Running parser: '.(new \ReflectionClass(__CLASS__))->getShortName());
        $items = [];

        // Find and process all JSON-LD documents
        $xpath      = new \DOMXPath($dom);
        $jsonLDDocs = $xpath->query('//*[local-name(.) = "script"][@type = "application/ld+json"]');
        $this->logger->debug('Processing '.$jsonLDDocs->length.' JSON-LD documents');

        // Run through all JSON-LD documents
        foreach ($jsonLDDocs as $jsonLDDoc) {
            $jsonLDDocSource = preg_replace(self::JSON_COMMENT_PATTERN, '', $jsonLDDoc->textContent);
            $i               = $this->parseDocument($jsonLDDocSource);
            $items           = array_merge($items, $i);
        }

        return new ParsingResult(self::FORMAT, $items);
    }

    /**
     * Parse a JSON-LD document
     *
     * @param string $jsonLDDocSource JSON-LD document
     *
     * @return array Items
     */
    protected function parseDocument($jsonLDDocSource)
    {
        $jsonLDDocSource = $this->sanitizeJsonSource($jsonLDDocSource);

        // Unserialize the JSON-LD document
        $jsonLDDoc = @json_decode($jsonLDDocSource);

        // If this is not a valid JSON document: Return
        if (!is_object($jsonLDDoc) && !is_array($jsonLDDoc)) {
            $this->logger->error('Skipping invalid JSON-LD document');

            return [];
        }

        // Parse the document
        return array_filter(
            is_array($jsonLDDoc) ?
                array_map([$this, 'parseRootNode'], $jsonLDDoc) : [$this->parseRootNode($jsonLDDoc)]
        );
    }

    /**
     * Parse a JSON-LD root node
     *
     * @param \stdClass $jsonLDRoot JSON-LD root node
     */
    protected function parseRootNode($jsonLDRoot)
    {
        $item = null;

        try {
            $jsonDLDocument = JsonLDParser::getDocument($jsonLDRoot, ['documentLoader' => $this->contextLoader]);

            // Run through all nodes to parse the first one
            /** @var Node $node */
            foreach ($jsonDLDocument->getGraph()->getNodes() as $node) {
                $item = $this->parseNode($node);
                break;
            }
        } catch (JsonLdException $exception) {
            $this->logger->error($exception->getMessage(), ['exception' => $exception]);
        }

        return $item;
    }

    /**
     * Parse a JSON-LD node
     *
     * @param NodeInterface $node Node
     *
     * @return \stdClass|string Item or string ID
     */
    protected function parseNode(NodeInterface $node)
    {
        $nodeId = $node->getId() ?: null;

        // if ID is in the current chain, just return the ID reference
        if (in_array($node, $this->chain, true)) {
            return $nodeId;
        }

        // add node to chain, parse node tree, remove node from chain
        $this->chain[] = $node;
        $properties = $this->parseNodeProperties($node);
        array_pop($this->chain);

        return (object)[
            'type'       => $this->parseNodeType($node),
            'id'         => $nodeId,
            'properties' => $properties,
        ];
    }

    /**
     * Parse the type of a JSON-LD node
     *
     * @param NodeInterface $node Node
     *
     * @return array Item type
     */
    protected function parseNodeType(NodeInterface $node): array
    {

        /** @var NodeInterface|NodeInterface[] $itemTypes */
        $itemTypes = $node->getType();
        $itemTypes = is_array($itemTypes) ? $itemTypes : [$itemTypes];
        $itemTypes = array_filter($itemTypes);

        if (empty($itemTypes)) {
            return [];
        }

        $types = [];
        foreach ($itemTypes as $itemType) {
            $types[] = $this->vocabularyCache->expandIRI($itemType->getId());
        }

        return $types;
    }

    /**
     * Parse the properties of a JSON-LD node
     *
     * @param NodeInterface $node Node
     *
     * @return array Item properties
     */
    protected function parseNodeProperties(NodeInterface $node)
    {
        $properties = [];

        // Run through all node properties
        foreach ($node->getProperties() as $name => $property) {
            // Skip the node type
            if ($name === Node::TYPE) {
                continue;
            }

            // Initialize the property (if necessary)
            $this->initializeNodeProperty($name, $properties);

            // Parse and process the property value
            $this->processNodeProperty($name, $this->parse($property), $properties);
        }

        return $properties;
    }

    /**
     * Initialize a JSON-LD node property (if necessary)
     *
     * @param string $name      Property name
     * @param array $properties Item properties
     */
    protected function initializeNodeProperty($name, array &$properties)
    {
        if (empty($properties[$name])) {
            $properties[$name]         = $this->vocabularyCache->expandIRI($name);
            $properties[$name]->values = [];
        }
    }

    /**
     * Process a property value
     *
     * @param string $name                  Property name
     * @param \stdClass|array|string $value Property value
     * @param array $properties             Item properties
     */
    protected function processNodeProperty($name, $value, array &$properties)
    {
        // If this is a nested item
        if (is_object($value)) {
            $this->processNodePropertyObject($name, $value, $properties);

            // Else: If this is a value list
        } elseif (is_array($value)) {
            foreach ($value as $listValue) {
                $this->processNodeProperty($name, $listValue, $properties);
            }

            // Else: If the value is not empty
        } elseif ($value) {
            $properties[$name]->values[] = $value;
        }
    }

    /**
     * Process a property value object
     *
     * @param string $name      Property name
     * @param \stdClass $value  Property value
     * @param array $properties Properties
     */
    protected function processNodePropertyObject($name, $value, array &$properties)
    {
        if (!empty($value->type) || !empty($value->lang)) {
            $properties[$name]->values[] = $value;

            // @type = @id
        } elseif (!empty($value->id)) {
            $properties[$name]->values[] = $value->id;
        }
    }

    /**
     * Parse a JSON-LD fragment
     *
     * @param NodeInterface|LanguageTaggedString|TypedValue|array $jsonLD JSON-LD fragment
     *
     * @return \stdClass|string|array Parsed fragment
     */
    protected function parse($jsonLD)
    {
        // If it's a node object
        if ($jsonLD instanceof NodeInterface) {
            return $this->parseNode($jsonLD);

            // Else if it's a language tagged string
        } elseif ($jsonLD instanceof LanguageTaggedString) {
            return $this->parseLanguageTaggedString($jsonLD);

            // Else if it's a typed value
        } elseif ($jsonLD instanceof TypedValue) {
            return $this->parseTypedValue($jsonLD);
        }

        // Else if it's a list of items
        return array_map([$this, 'parse'], $jsonLD);
    }

    /**
     * Parse a language tagged string
     *
     * @param LanguageTaggedString $value Language tagged string
     *
     * @return \stdClass Value
     */
    protected function parseLanguageTaggedString(LanguageTaggedString $value)
    {
        return (object)['value' => $value->getValue(), 'lang' => $value->getLanguage()];
    }

    /**
     * Parse a typed value
     *
     * @param TypedValue $value Typed value
     *
     * @return string Value
     */
    protected function parseTypedValue(TypedValue $value)
    {
        return $value->getValue();
    }

    private function sanitizeJsonSource($jsonLDDocSource)
    {
        $jsonLDDocSource = trim($jsonLDDocSource);

        if (substr($jsonLDDocSource, -1) === ';') {
            $jsonLDDocSource = substr_replace($jsonLDDocSource, '', -1);
        }
		
        // removing any attribute in tags
        $jsonLDDocSource = preg_replace("/<([a-zA-Z]+)(>|.*?[^?]>)/","<$1>", $jsonLDDocSource);

        // replacing multiple line break to single line break
        $jsonLDDocSource = preg_replace("/(<br>)+/","<br>", $jsonLDDocSource);

        // Trim, replace tabs and extra spaces with single spaces
        $jsonLDDocSource = preg_replace('/[ ]{2,}|[\t]|[\n]/', ' ', trim($jsonLDDocSource));
		
		// removing spaces between ", "
        $jsonLDDocSource = preg_replace('/(\",\s+\")/', '","', $jsonLDDocSource);

        // removing spaces between " : "
        $jsonLDDocSource = preg_replace('/(\"\s*:\s*\")/', '":"', $jsonLDDocSource);

        // removing spaces between { "
        $jsonLDDocSource = preg_replace('/({\s*)/', '{', $jsonLDDocSource);

        // removing spaces between " : {\[
        $jsonLDDocSource = preg_replace('/(\")\s*:\s*({|\[)/', '":$2', $jsonLDDocSource);

        // removing spaces between }|]
        $jsonLDDocSource = preg_replace('/\s+(}|\])/', '$1', $jsonLDDocSource);

        // removing double qoutes from json value
        $jsonLDDocSource = preg_replace('/([^{,:\[])"(?![},:\]])/', "$1".'\''."$2" ,$jsonLDDocSource);

        return $jsonLDDocSource;
    }
}


1		<?php
2
3		/**
4		* micrometa
5		*
6		* @category Jkphl
7		* @package Jkphl\Micrometa
8		* @subpackage Jkphl\Micrometa\Infrastructure\Parser
9		* @author Joschi Kuphal <[email protected]> / @jkphl
10		* @copyright Copyright © 2018 Joschi Kuphal <[email protected]> / @jkphl
11		* @license http://opensource.org/licenses/MIT The MIT License (MIT)
12		*/
13
14		/***********************************************************************************
15		* The MIT License (MIT)
16		*
17		* Copyright © 2018 Joschi Kuphal <[email protected]> / @jkphl
18		*
19		* Permission is hereby granted, free of charge, to any person obtaining a copy of
20		* this software and associated documentation files (the "Software"), to deal in
21		* the Software without restriction, including without limitation the rights to
22		* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
23		* the Software, and to permit persons to whom the Software is furnished to do so,
24		* subject to the following conditions:
25		*
26		* The above copyright notice and this permission notice shall be included in all
27		* copies or substantial portions of the Software.
28		*
29		* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
30		* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
31		* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
32		* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
33		* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
34		* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
35		***********************************************************************************/
36
37		namespace Jkphl\Micrometa\Infrastructure\Parser;
38
39		use Jkphl\Micrometa\Application\Contract\ParsingResultInterface;
40		use Jkphl\Micrometa\Infrastructure\Parser\JsonLD\CachingContextLoader;
41		use Jkphl\Micrometa\Infrastructure\Parser\JsonLD\VocabularyCache;
42		use Jkphl\Micrometa\Ports\Format;
43		use ML\JsonLD\Exception\JsonLdException;
44		use ML\JsonLD\JsonLD as JsonLDParser;
45		use ML\JsonLD\LanguageTaggedString;
46		use ML\JsonLD\Node;
47		use ML\JsonLD\NodeInterface;
48		use ML\JsonLD\TypedValue;
49		use Psr\Http\Message\UriInterface;
50		use Psr\Log\LoggerInterface;
51
52		/**
53		* JsonLD parser
54		*
55		* @package Jkphl\Micrometa
56		* @subpackage Jkphl\Micrometa\Infrastructure
57		* @see https://jsonld-examples.com/
58		* @see http://www.dr-chuck.com/csev-blog/2016/04/json-ld-performance-sucks-for-api-specs/
59		*/
60		class JsonLD extends AbstractParser
61		{
62		/**
63		* Format
64		*
65		* @var int
66		*/
67		const FORMAT = Format::JSON_LD;
68		/**
69		* Regex pattern for matching leading comments in a JSON string
70		*
71		* @var string
72		*/
73		const JSON_COMMENT_PATTERN = '#(/\([^]\|[\r\n]\|(\+([^/]\|[\r\n])))\+/)#';
74		/**
75		* Vocabulary cache
76		*
77		* @var VocabularyCache
78		*/
79		protected $vocabularyCache;
80		/**
81		* Context loader
82		*
83		* @var CachingContextLoader
84		*/
85		protected $contextLoader;
86		/**
87		* Array for keeping track of the hierarchy of objects, to prevent recursion
88		*
89		* @var NodeInterface[]
90		*/
91		protected $chain = [];
92
93		/**
94		* JSON-LD parser constructor
95		*
96		* @param UriInterface $uri Base URI
97		* @param LoggerInterface $logger Logger
98		*/
99	6	public function __construct(UriInterface $uri, LoggerInterface $logger)
100		{
101	6	parent::__construct($uri, $logger);
102	6	$this->vocabularyCache = new VocabularyCache();
103	6	$this->contextLoader = new CachingContextLoader($this->vocabularyCache);
104	6	}
105
106		/**
107		* Parse a DOM document
108		*
109		* @param \DOMDocument $dom DOM Document
110		*
111		* @return ParsingResultInterface Micro information items
112		* @throws \ReflectionException
113		*/
114	5	public function parseDom(\DOMDocument $dom)
115		{
116	5	$this->logger->info('Running parser: '.(new \ReflectionClass(__CLASS__))->getShortName());
117	5	$items = [];
118
119		// Find and process all JSON-LD documents
120	5	$xpath = new \DOMXPath($dom);
121	5	$jsonLDDocs = $xpath->query('//*[local-name(.) = "script"][@type = "application/ld+json"]');
122	5	$this->logger->debug('Processing '.$jsonLDDocs->length.' JSON-LD documents');
123
124		// Run through all JSON-LD documents
125	5	foreach ($jsonLDDocs as $jsonLDDoc) {
126	5	$jsonLDDocSource = preg_replace(self::JSON_COMMENT_PATTERN, '', $jsonLDDoc->textContent);
127	5	$i = $this->parseDocument($jsonLDDocSource);
128	4	$items = array_merge($items, $i);
129		}
130
131	4	return new ParsingResult(self::FORMAT, $items);
132		}
133
134		/**
135		* Parse a JSON-LD document
136		*
137		* @param string $jsonLDDocSource JSON-LD document
138		*
139		* @return array Items
140		*/
141	5	protected function parseDocument($jsonLDDocSource)
142		{
143	5	$jsonLDDocSource = $this->sanitizeJsonSource($jsonLDDocSource);
144
145		// Unserialize the JSON-LD document
146	5	$jsonLDDoc = @json_decode($jsonLDDocSource);
147
148		// If this is not a valid JSON document: Return
149	5	if (!is_object($jsonLDDoc) && !is_array($jsonLDDoc)) {
150	4	$this->logger->error('Skipping invalid JSON-LD document');
151
152	3	return [];
153		}
154
155		// Parse the document
156	2	return array_filter(
157	2	is_array($jsonLDDoc) ?
158	2	array_map([$this, 'parseRootNode'], $jsonLDDoc) : [$this->parseRootNode($jsonLDDoc)]
159		);
160		}
161
162		/**
163		* Parse a JSON-LD root node
164		*
165		* @param \stdClass $jsonLDRoot JSON-LD root node
166		*/
167	2	protected function parseRootNode($jsonLDRoot)
168		{
169	2	$item = null;
170
171		try {
172	2	$jsonDLDocument = JsonLDParser::getDocument($jsonLDRoot, ['documentLoader' => $this->contextLoader]);
173
174		// Run through all nodes to parse the first one
175		/** @var Node $node */
176	2	foreach ($jsonDLDocument->getGraph()->getNodes() as $node) {
177	2	$item = $this->parseNode($node);
178	2	break;
179		}
180		} catch (JsonLdException $exception) {
181		$this->logger->error($exception->getMessage(), ['exception' => $exception]);
182		}
183
184	2	return $item;
185		}
186
187		/**
188		* Parse a JSON-LD node
189		*
190		* @param NodeInterface $node Node
191		*
192		* @return \stdClass\|string Item or string ID
193		*/
194	2	protected function parseNode(NodeInterface $node)
195		{
196	2	$nodeId = $node->getId() ?: null;
197
198		// if ID is in the current chain, just return the ID reference
199	2	if (in_array($node, $this->chain, true)) {
200	1	return $nodeId;
201		}
202
203		// add node to chain, parse node tree, remove node from chain
204	2	$this->chain[] = $node;
205	2	$properties = $this->parseNodeProperties($node);
206	2	array_pop($this->chain);
207
208		return (object)[
209	2	'type' => $this->parseNodeType($node),
210	2	'id' => $nodeId,
211	2	'properties' => $properties,
212		];
213		}
214
215		/**
216		* Parse the type of a JSON-LD node
217		*
218		* @param NodeInterface $node Node
219		*
220		* @return array Item type
221		*/
222	2	protected function parseNodeType(NodeInterface $node): array
223		{
224
225		/** @var NodeInterface\|NodeInterface[] $itemTypes */
226	2	$itemTypes = $node->getType();
227	2	$itemTypes = is_array($itemTypes) ? $itemTypes : [$itemTypes];
228	2	$itemTypes = array_filter($itemTypes);
229
230	2	if (empty($itemTypes)) {
231	1	return [];
232		}
233
234	2	$types = [];
235	2	foreach ($itemTypes as $itemType) {
236	2	$types[] = $this->vocabularyCache->expandIRI($itemType->getId());
237		}
238
239	2	return $types;
240		}
241
242		/**
243		* Parse the properties of a JSON-LD node
244		*
245		* @param NodeInterface $node Node
246		*
247		* @return array Item properties
248		*/
249	2	protected function parseNodeProperties(NodeInterface $node)
250		{
251	2	$properties = [];
252
253		// Run through all node properties
254	2	foreach ($node->getProperties() as $name => $property) {
255		// Skip the node type
256	2	if ($name === Node::TYPE) {
257	2	continue;
258		}
259
260		// Initialize the property (if necessary)
261	2	$this->initializeNodeProperty($name, $properties);
262
263		// Parse and process the property value
264	2	$this->processNodeProperty($name, $this->parse($property), $properties);
265		}
266
267	2	return $properties;
268		}
269
270		/**
271		* Initialize a JSON-LD node property (if necessary)
272		*
273		* @param string $name Property name
274		* @param array $properties Item properties
275		*/
276	2	protected function initializeNodeProperty($name, array &$properties)
277		{
278	2	if (empty($properties[$name])) {
279	2	$properties[$name] = $this->vocabularyCache->expandIRI($name);
280	2	$properties[$name]->values = [];
281		}
282	2	}
283
284		/**
285		* Process a property value
286		*
287		* @param string $name Property name
288		* @param \stdClass\|array\|string $value Property value
289		* @param array $properties Item properties
290		*/
291	2	protected function processNodeProperty($name, $value, array &$properties)
292		{
293		// If this is a nested item
294	2	if (is_object($value)) {
295	1	$this->processNodePropertyObject($name, $value, $properties);
296
297		// Else: If this is a value list
298	2	} elseif (is_array($value)) {
299		foreach ($value as $listValue) {
300		$this->processNodeProperty($name, $listValue, $properties);
301		}
302
303		// Else: If the value is not empty
304	2	} elseif ($value) {
305	2	$properties[$name]->values[] = $value;
306		}
307	2	}
308
309		/**
310		* Process a property value object
311		*
312		* @param string $name Property name
313		* @param \stdClass $value Property value
314		* @param array $properties Properties
315		*/
316	1	protected function processNodePropertyObject($name, $value, array &$properties)
317		{
318	1	if (!empty($value->type) \|\| !empty($value->lang)) {
319	1	$properties[$name]->values[] = $value;
320
321		// @type = @id
322	1	} elseif (!empty($value->id)) {
323	1	$properties[$name]->values[] = $value->id;
324		}
325	1	}
326
327		/**
328		* Parse a JSON-LD fragment
329		*
330		* @param NodeInterface\|LanguageTaggedString\|TypedValue\|array $jsonLD JSON-LD fragment
331		*
332		* @return \stdClass\|string\|array Parsed fragment
333		*/
334	2	protected function parse($jsonLD)
335		{
336		// If it's a node object
337	2	if ($jsonLD instanceof NodeInterface) {
338	2	return $this->parseNode($jsonLD);
339
340		// Else if it's a language tagged string
341	1	} elseif ($jsonLD instanceof LanguageTaggedString) {
342		return $this->parseLanguageTaggedString($jsonLD);
343
344		// Else if it's a typed value
345	1	} elseif ($jsonLD instanceof TypedValue) {
346	1	return $this->parseTypedValue($jsonLD);
347		}
348
349		// Else if it's a list of items
350		return array_map([$this, 'parse'], $jsonLD);
351		}
352
353		/**
354		* Parse a language tagged string
355		*
356		* @param LanguageTaggedString $value Language tagged string
357		*
358		* @return \stdClass Value
359		*/
360		protected function parseLanguageTaggedString(LanguageTaggedString $value)
361		{
362		return (object)['value' => $value->getValue(), 'lang' => $value->getLanguage()];
363		}
364
365		/**
366		* Parse a typed value
367		*
368		* @param TypedValue $value Typed value
369		*
370		* @return string Value
371		*/
372	1	protected function parseTypedValue(TypedValue $value)
373		{
374	1	return $value->getValue();
375		}
376
377	5	private function sanitizeJsonSource($jsonLDDocSource)
378		{
379	5	$jsonLDDocSource = trim($jsonLDDocSource);
380
381	5	if (substr($jsonLDDocSource, -1) === ';') {
382	2	$jsonLDDocSource = substr_replace($jsonLDDocSource, '', -1);
383		}
384
385		// removing any attribute in tags
386	5	$jsonLDDocSource = preg_replace("/<([a-zA-Z]+)(>\|.*?[^?]>)/","<$1>", $jsonLDDocSource);
387
388		// replacing multiple line break to single line break
389	5	$jsonLDDocSource = preg_replace("/(<br>)+/","<br>", $jsonLDDocSource);
390
391		// Trim, replace tabs and extra spaces with single spaces
392	5	$jsonLDDocSource = preg_replace('/[ ]{2,}\|[\t]\|[\n]/', ' ', trim($jsonLDDocSource));
393
394		// removing spaces between ", "
395	5	$jsonLDDocSource = preg_replace('/(\",\s+\")/', '","', $jsonLDDocSource);
396
397		// removing spaces between " : "
398	5	$jsonLDDocSource = preg_replace('/(\"\s:\s\")/', '":"', $jsonLDDocSource);
399
400		// removing spaces between { "
401	5	$jsonLDDocSource = preg_replace('/({\s*)/', '{', $jsonLDDocSource);
402
403		// removing spaces between " : {\[
404	5	$jsonLDDocSource = preg_replace('/(\")\s:\s({\|\[)/', '":$2', $jsonLDDocSource);
405
406		// removing spaces between }\|]
407	5	$jsonLDDocSource = preg_replace('/\s+(}\|\])/', '$1', $jsonLDDocSource);
408
409		// removing double qoutes from json value
410	5	$jsonLDDocSource = preg_replace('/([^{,:\[])"(?![},:\]])/', "$1".'\''."$2" ,$jsonLDDocSource);
411
412	5	return $jsonLDDocSource;
413		}
414		}
415

ankurgoels / micrometa

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JsonLD::processNodeProperty() A

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