AbstractExtensionXmlParser::isAvailable() - Code Metrics - Inspection of "[!!!][FEATURE] Refactor TER-download handling" - TYPO3/TYPO3.CMS - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( c92ef6...3f980f )

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created 2020-10-09 17:01 UTC

AbstractExtensionXmlParser::isAvailable() B

↳ Parent: AbstractExtensionXmlParser

Complexity

Conditions	7
Paths	5

Size

Total Lines	10
Code Lines	6

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	7
eloc	6
nc	5
nop	0
dl	0
loc	10
rs	8.8333
c	0
b	0
f	0

<?php

/*
 * This file is part of the TYPO3 CMS project.
 *
 * It is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, either version 2
 * of the License, or any later version.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 *
 * The TYPO3 project - inspiring people to share!
 */

namespace TYPO3\CMS\Extensionmanager\Utility\Parser;

/**
 * Abstract parser for TYPO3's extension.xml file.
 * @internal This class is a specific ExtensionManager implementation and is not part of the Public TYPO3 API.
 */
abstract class AbstractExtensionXmlParser implements \SplSubject
{
    /**
     * Keeps XML parser instance.
     *
     * @var mixed
     */
    protected $objXml;

    /**
     * Keeps name of required PHP extension
     * for this class to work properly.
     *
     * @var string
     */
    protected $requiredPhpExtensions;

    /**
     * Keeps list of attached observers.
     *
     * @var \SplObserver[]
     */
    protected $observers = [];

    /**
     * Method attaches an observer.
     *
     * @param \SplObserver $observer an observer to attach
     * @see detach()
     * @see notify()
     */
    public function attach(\SplObserver $observer)
    {
        $this->observers[] = $observer;
    }

    /**
     * Method detaches an attached observer
     *
     * @param \SplObserver $observer an observer to detach
     * @see attach()
     * @see notify()
     */
    public function detach(\SplObserver $observer)
    {
        $key = array_search($observer, $this->observers, true);
        if ($key !== false) {
            unset($this->observers[$key]);
        }
    }

    /**
     * Method notifies attached observers.
     *
     * @see attach()
     * @see detach()
     */
    public function notify()
    {
        foreach ($this->observers as $observer) {
            $observer->update($this);
        }
    }

    /**
     * Method determines if a necessary PHP extension is available.
     *
     * Method tries to load the extension if necessary and possible.
     *
     * @return bool TRUE, if PHP extension is available, otherwise FALSE
     */
    public function isAvailable()
    {
        $isAvailable = true;
        if (!extension_loaded($this->requiredPhpExtensions)) {
            $prefix = PHP_SHLIB_SUFFIX === 'dll' ? 'php_' : '';
            if (!(((bool)ini_get('enable_dl') && !(bool)ini_get('safe_mode')) && function_exists('dl') && dl($prefix . $this->requiredPhpExtensions . PHP_SHLIB_SUFFIX))) {
                $isAvailable = false;
            }
        }
        return $isAvailable;
    }

    /**
     * Method parses an XML file.
     *
     * @param string $file GZIP stream resource
     * @throws \TYPO3\CMS\Extensionmanager\Exception\ExtensionManagerException in case of XML parser errors
     */
    abstract public function parseXml($file);

    /**
     * Create required parser
     */
    abstract protected function createParser();

    /**
     * Keeps current author company of an extension's version.
     *
     * @var string
     */
    protected $authorcompany;

    /**
     * Keeps current author mail address of an extension's version.
     *
     * @var string
     */
    protected $authoremail;

    /**
     * Keeps current author name of an extension's version.
     *
     * @var string
     */
    protected $authorname;

    /**
     * Keeps current category of an extension's version.
     *
     * @var string
     */
    protected $category;

    /**
     * Keeps current dependencies of an extension's version.
     *
     * @var string
     */
    protected $dependencies;

    /**
     * Keeps current description of an extension's version.
     *
     * @var string
     */
    protected $description;

    /**
     * Keeps current download number sum of all extension's versions.
     *
     * @var string
     */
    protected $extensionDownloadCounter;

    /**
     * Keeps current key of an extension.
     *
     * @var string
     */
    protected $extensionKey;

    /**
     * Keeps current upload date of an extension's version.
     *
     * @var string
     */
    protected $lastuploaddate;

    /**
     * Keeps current owner username of an extension's version.
     *
     * @var string
     */
    protected $ownerusername;

    /**
     * Keeps current reviewstate of an extension's version.
     *
     * @var string
     */
    protected $reviewstate;

    /**
     * Keeps current state of an extension's version.
     *
     * @var string
     */
    protected $state;

    /**
     * Keeps current t3x file hash of an extension's version.
     *
     * @var string
     */
    protected $t3xfilemd5;

    /**
     * Keeps current title of an extension's version.
     *
     * @var string
     */
    protected $title;

    /**
     * Keeps current upload comment of an extension's version.
     *
     * @var string
     */
    protected $uploadcomment;

    /**
     * Keeps current version number.
     *
     * @var string
     */
    protected $version;

    /**
     * Keeps current download number of an extension's version.
     *
     * @var string
     */
    protected $versionDownloadCounter;

    /**
     * Link to the documentation
     *
     * @var string
     */
    protected $documentationLink;

    /**
     * Returns an associative array of all extension version properties.
     *
     * Valid array keys of returned array are:
     * extkey, version, alldownloadcounter, downloadcounter, title, description,
     * state, reviewstate, category, lastuploaddate, uploadcomment, dependencies,
     * authorname, authoremail, authorcompany, ownerusername, t3xfilemd5
     *
     * @return array associative array of an extension version's properties
     */
    public function getAll()
    {
        $versionProperties = [];
        $versionProperties['extkey'] = $this->extensionKey;
        $versionProperties['version'] = $this->version;
        $versionProperties['alldownloadcounter'] = $this->extensionDownloadCounter;
        $versionProperties['downloadcounter'] = $this->versionDownloadCounter;
        $versionProperties['title'] = $this->title;
        $versionProperties['description'] = $this->description;
        $versionProperties['state'] = $this->state;
        $versionProperties['reviewstate'] = $this->reviewstate;
        $versionProperties['category'] = $this->category;
        $versionProperties['lastuploaddate'] = $this->lastuploaddate;
        $versionProperties['uploadcomment'] = $this->uploadcomment;
        $versionProperties['dependencies'] = $this->dependencies;
        $versionProperties['authorname'] = $this->authorname;
        $versionProperties['authoremail'] = $this->authoremail;
        $versionProperties['authorcompany'] = $this->authorcompany;
        $versionProperties['ownerusername'] = $this->ownerusername;
        $versionProperties['t3xfilemd5'] = $this->t3xfilemd5;
        $versionProperties['documentationlink'] = $this->documentationLink;
        return $versionProperties;
    }

    /**
     * Returns download number sum of all extension's versions.
     *
     * @return string download number sum
     * @see getAll()
     */
    public function getAlldownloadcounter()
    {
        return $this->extensionDownloadCounter;
    }

    /**
     * Returns company name of extension author.
     *
     * @return string company name of extension author
     * @see getAll()
     */
    public function getAuthorcompany()
    {
        return $this->authorcompany;
    }

    /**
     * Returns e-mail address of extension author.
     *
     * @return string e-mail address of extension author
     * @see getAll()
     */
    public function getAuthoremail()
    {
        return $this->authoremail;
    }

    /**
     * Returns name of extension author.
     *
     * @return string name of extension author
     * @see getAll()
     */
    public function getAuthorname()
    {
        return $this->authorname;
    }

    /**
     * Returns category of an extension.
     *
     * @return string extension category
     * @see getAll()
     */
    public function getCategory()
    {
        return $this->category;
    }

    /**
     * Returns dependencies of an extension's version.
     *
     * @return string extension dependencies
     * @see getAll()
     */
    public function getDependencies()
    {
        return $this->dependencies;
    }

    /**
     * Returns description of an extension's version.
     *
     * @return string extension description
     * @see getAll()
     */
    public function getDescription()
    {
        return $this->description;
    }

    /**
     * Returns download number of an extension's version.
     *
     * @return string download number
     * @see getAll()
     */
    public function getDownloadcounter()
    {
        return $this->versionDownloadCounter;
    }

    /**
     * Returns key of an extension.
     *
     * @return string extension key
     * @see getAll()
     */
    public function getExtkey()
    {
        return $this->extensionKey;
    }

    /**
     * Returns last uploaddate of an extension's version.
     *
     * @return string last upload date of an extension's version
     * @see getAll()
     */
    public function getLastuploaddate()
    {
        return $this->lastuploaddate;
    }

    /**
     * Returns username of extension owner.
     *
     * @return string extension owner's username
     * @see getAll()
     */
    public function getOwnerusername()
    {
        return $this->ownerusername;
    }

    /**
     * Returns review state of an extension's version.
     *
     * @return string extension review state
     * @see getAll()
     */
    public function getReviewstate()
    {
        return $this->reviewstate;
    }

    /**
     * Returns state of an extension's version.
     *
     * @return string extension state
     * @see getAll()
     */
    public function getState()
    {
        return $this->state;
    }

    /**
     * Returns t3x file hash of an extension's version.
     *
     * @return string t3x file hash
     * @see getAll()
     */
    public function getT3xfilemd5()
    {
        return $this->t3xfilemd5;
    }

    /**
     * Returns title of an extension's version.
     *
     * @return string extension title
     * @see getAll()
     */
    public function getTitle()
    {
        return $this->title;
    }

    /**
     * Returns extension upload comment.
     *
     * @return string extension upload comment
     * @see getAll()
     */
    public function getUploadcomment()
    {
        return $this->uploadcomment;
    }

    /**
     * Returns version number.
     *
     * @return string version number
     * @see getAll()
     */
    public function getVersion()
    {
        return $this->version;
    }

    /**
     * @return string
     */
    public function getDocumentationLink()
    {
        return $this->documentationLink;
    }

    /**
     * Method resets version class properties.
     *
     * @param bool $resetAll If TRUE, additionally extension properties are reset
     */
    protected function resetProperties($resetAll = false)
    {
        // resetting at least class property "version" is mandatory
        // as we need to do some magic in regards to
        // an extension's and version's child node "downloadcounter"
        $this->version = $this->title = $this->versionDownloadCounter = $this->description = $this->state = $this->reviewstate = $this->category = $this->lastuploaddate = $this->uploadcomment = $this->dependencies = $this->authorname = $this->authoremail = $this->authorcompany = $this->ownerusername = $this->t3xfilemd5 = $this->documentationLink = null;
        if ($resetAll) {
            $this->extensionKey = $this->extensionDownloadCounter = null;
        }
    }

    /**
     * Convert dependencies from TER format to EM_CONF format
     *
     * @param string $dependencies serialized dependency array
     * @return string
     */
    protected function convertDependencies($dependencies)
    {
        $newDependencies = [];
        $dependenciesArray = unserialize($dependencies, ['allowed_classes' => false]);
        if (is_array($dependenciesArray)) {
            foreach ($dependenciesArray as $version) {
                if (!empty($version['kind']) && !empty($version['extensionKey'])) {
                    $newDependencies[$version['kind']][$version['extensionKey']] = $version['versionRange'];
                }
            }
        }
        return serialize($newDependencies);
    }
}


1			<?php
2
3			/*
4			* This file is part of the TYPO3 CMS project.
5			*
6			* It is free software; you can redistribute it and/or modify it under
7			* the terms of the GNU General Public License, either version 2
8			* of the License, or any later version.
9			*
10			* For the full copyright and license information, please read the
11			* LICENSE.txt file that was distributed with this source code.
12			*
13			* The TYPO3 project - inspiring people to share!
14			*/
15
16			namespace TYPO3\CMS\Extensionmanager\Utility\Parser;
17
18			/**
19			* Abstract parser for TYPO3's extension.xml file.
20			* @internal This class is a specific ExtensionManager implementation and is not part of the Public TYPO3 API.
21			*/
22			abstract class AbstractExtensionXmlParser implements \SplSubject
23			{
24			/**
25			* Keeps XML parser instance.
26			*
27			* @var mixed
28			*/
29			protected $objXml;
30
31			/**
32			* Keeps name of required PHP extension
33			* for this class to work properly.
34			*
35			* @var string
36			*/
37			protected $requiredPhpExtensions;
38
39			/**
40			* Keeps list of attached observers.
41			*
42			* @var \SplObserver[]
43			*/
44			protected $observers = [];
45
46			/**
47			* Method attaches an observer.
48			*
49			* @param \SplObserver $observer an observer to attach
50			* @see detach()
51			* @see notify()
52			*/
53			public function attach(\SplObserver $observer)
54			{
55			$this->observers[] = $observer;
56			}
57
58			/**
59			* Method detaches an attached observer
60			*
61			* @param \SplObserver $observer an observer to detach
62			* @see attach()
63			* @see notify()
64			*/
65			public function detach(\SplObserver $observer)
66			{
67			$key = array_search($observer, $this->observers, true);
68			if ($key !== false) {
69			unset($this->observers[$key]);
70			}
71			}
72
73			/**
74			* Method notifies attached observers.
75			*
76			* @see attach()
77			* @see detach()
78			*/
79			public function notify()
80			{
81			foreach ($this->observers as $observer) {
82			$observer->update($this);
83			}
84			}
85
86			/**
87			* Method determines if a necessary PHP extension is available.
88			*
89			* Method tries to load the extension if necessary and possible.
90			*
91			* @return bool TRUE, if PHP extension is available, otherwise FALSE
92			*/
93			public function isAvailable()
94			{
95			$isAvailable = true;
96			if (!extension_loaded($this->requiredPhpExtensions)) {
97			$prefix = PHP_SHLIB_SUFFIX === 'dll' ? 'php_' : '';
98			if (!(((bool)ini_get('enable_dl') && !(bool)ini_get('safe_mode')) && function_exists('dl') && dl($prefix . $this->requiredPhpExtensions . PHP_SHLIB_SUFFIX))) {
99			$isAvailable = false;
100			}
101			}
102			return $isAvailable;
103			}
104
105			/**
106			* Method parses an XML file.
107			*
108			* @param string $file GZIP stream resource
109			* @throws \TYPO3\CMS\Extensionmanager\Exception\ExtensionManagerException in case of XML parser errors
110			*/
111			abstract public function parseXml($file);
112
113			/**
114			* Create required parser
115			*/
116			abstract protected function createParser();
117
118			/**
119			* Keeps current author company of an extension's version.
120			*
121			* @var string
122			*/
123			protected $authorcompany;
124
125			/**
126			* Keeps current author mail address of an extension's version.
127			*
128			* @var string
129			*/
130			protected $authoremail;
131
132			/**
133			* Keeps current author name of an extension's version.
134			*
135			* @var string
136			*/
137			protected $authorname;
138
139			/**
140			* Keeps current category of an extension's version.
141			*
142			* @var string
143			*/
144			protected $category;
145
146			/**
147			* Keeps current dependencies of an extension's version.
148			*
149			* @var string
150			*/
151			protected $dependencies;
152
153			/**
154			* Keeps current description of an extension's version.
155			*
156			* @var string
157			*/
158			protected $description;
159
160			/**
161			* Keeps current download number sum of all extension's versions.
162			*
163			* @var string
164			*/
165			protected $extensionDownloadCounter;
166
167			/**
168			* Keeps current key of an extension.
169			*
170			* @var string
171			*/
172			protected $extensionKey;
173
174			/**
175			* Keeps current upload date of an extension's version.
176			*
177			* @var string
178			*/
179			protected $lastuploaddate;
180
181			/**
182			* Keeps current owner username of an extension's version.
183			*
184			* @var string
185			*/
186			protected $ownerusername;
187
188			/**
189			* Keeps current reviewstate of an extension's version.
190			*
191			* @var string
192			*/
193			protected $reviewstate;
194
195			/**
196			* Keeps current state of an extension's version.
197			*
198			* @var string
199			*/
200			protected $state;
201
202			/**
203			* Keeps current t3x file hash of an extension's version.
204			*
205			* @var string
206			*/
207			protected $t3xfilemd5;
208
209			/**
210			* Keeps current title of an extension's version.
211			*
212			* @var string
213			*/
214			protected $title;
215
216			/**
217			* Keeps current upload comment of an extension's version.
218			*
219			* @var string
220			*/
221			protected $uploadcomment;
222
223			/**
224			* Keeps current version number.
225			*
226			* @var string
227			*/
228			protected $version;
229
230			/**
231			* Keeps current download number of an extension's version.
232			*
233			* @var string
234			*/
235			protected $versionDownloadCounter;
236
237			/**
238			* Link to the documentation
239			*
240			* @var string
241			*/
242			protected $documentationLink;
243
244			/**
245			* Returns an associative array of all extension version properties.
246			*
247			* Valid array keys of returned array are:
248			* extkey, version, alldownloadcounter, downloadcounter, title, description,
249			* state, reviewstate, category, lastuploaddate, uploadcomment, dependencies,
250			* authorname, authoremail, authorcompany, ownerusername, t3xfilemd5
251			*
252			* @return array associative array of an extension version's properties
253			*/
254			public function getAll()
255			{
256			$versionProperties = [];
257			$versionProperties['extkey'] = $this->extensionKey;
258			$versionProperties['version'] = $this->version;
259			$versionProperties['alldownloadcounter'] = $this->extensionDownloadCounter;
260			$versionProperties['downloadcounter'] = $this->versionDownloadCounter;
261			$versionProperties['title'] = $this->title;
262			$versionProperties['description'] = $this->description;
263			$versionProperties['state'] = $this->state;
264			$versionProperties['reviewstate'] = $this->reviewstate;
265			$versionProperties['category'] = $this->category;
266			$versionProperties['lastuploaddate'] = $this->lastuploaddate;
267			$versionProperties['uploadcomment'] = $this->uploadcomment;
268			$versionProperties['dependencies'] = $this->dependencies;
269			$versionProperties['authorname'] = $this->authorname;
270			$versionProperties['authoremail'] = $this->authoremail;
271			$versionProperties['authorcompany'] = $this->authorcompany;
272			$versionProperties['ownerusername'] = $this->ownerusername;
273			$versionProperties['t3xfilemd5'] = $this->t3xfilemd5;
274			$versionProperties['documentationlink'] = $this->documentationLink;
275			return $versionProperties;
276			}
277
278			/**
279			* Returns download number sum of all extension's versions.
280			*
281			* @return string download number sum
282			* @see getAll()
283			*/
284			public function getAlldownloadcounter()
285			{
286			return $this->extensionDownloadCounter;
287			}
288
289			/**
290			* Returns company name of extension author.
291			*
292			* @return string company name of extension author
293			* @see getAll()
294			*/
295			public function getAuthorcompany()
296			{
297			return $this->authorcompany;
298			}
299
300			/**
301			* Returns e-mail address of extension author.
302			*
303			* @return string e-mail address of extension author
304			* @see getAll()
305			*/
306			public function getAuthoremail()
307			{
308			return $this->authoremail;
309			}
310
311			/**
312			* Returns name of extension author.
313			*
314			* @return string name of extension author
315			* @see getAll()
316			*/
317			public function getAuthorname()
318			{
319			return $this->authorname;
320			}
321
322			/**
323			* Returns category of an extension.
324			*
325			* @return string extension category
326			* @see getAll()
327			*/
328			public function getCategory()
329			{
330			return $this->category;
331			}
332
333			/**
334			* Returns dependencies of an extension's version.
335			*
336			* @return string extension dependencies
337			* @see getAll()
338			*/
339			public function getDependencies()
340			{
341			return $this->dependencies;
342			}
343
344			/**
345			* Returns description of an extension's version.
346			*
347			* @return string extension description
348			* @see getAll()
349			*/
350			public function getDescription()
351			{
352			return $this->description;
353			}
354
355			/**
356			* Returns download number of an extension's version.
357			*
358			* @return string download number
359			* @see getAll()
360			*/
361			public function getDownloadcounter()
362			{
363			return $this->versionDownloadCounter;
364			}
365
366			/**
367			* Returns key of an extension.
368			*
369			* @return string extension key
370			* @see getAll()
371			*/
372			public function getExtkey()
373			{
374			return $this->extensionKey;
375			}
376
377			/**
378			* Returns last uploaddate of an extension's version.
379			*
380			* @return string last upload date of an extension's version
381			* @see getAll()
382			*/
383			public function getLastuploaddate()
384			{
385			return $this->lastuploaddate;
386			}
387
388			/**
389			* Returns username of extension owner.
390			*
391			* @return string extension owner's username
392			* @see getAll()
393			*/
394			public function getOwnerusername()
395			{
396			return $this->ownerusername;
397			}
398
399			/**
400			* Returns review state of an extension's version.
401			*
402			* @return string extension review state
403			* @see getAll()
404			*/
405			public function getReviewstate()
406			{
407			return $this->reviewstate;
408			}
409
410			/**
411			* Returns state of an extension's version.
412			*
413			* @return string extension state
414			* @see getAll()
415			*/
416			public function getState()
417			{
418			return $this->state;
419			}
420
421			/**
422			* Returns t3x file hash of an extension's version.
423			*
424			* @return string t3x file hash
425			* @see getAll()
426			*/
427			public function getT3xfilemd5()
428			{
429			return $this->t3xfilemd5;
430			}
431
432			/**
433			* Returns title of an extension's version.
434			*
435			* @return string extension title
436			* @see getAll()
437			*/
438			public function getTitle()
439			{
440			return $this->title;
441			}
442
443			/**
444			* Returns extension upload comment.
445			*
446			* @return string extension upload comment
447			* @see getAll()
448			*/
449			public function getUploadcomment()
450			{
451			return $this->uploadcomment;
452			}
453
454			/**
455			* Returns version number.
456			*
457			* @return string version number
458			* @see getAll()
459			*/
460			public function getVersion()
461			{
462			return $this->version;
463			}
464
465			/**
466			* @return string
467			*/
468			public function getDocumentationLink()
469			{
470			return $this->documentationLink;
471			}
472
473			/**
474			* Method resets version class properties.
475			*
476			* @param bool $resetAll If TRUE, additionally extension properties are reset
477			*/
478			protected function resetProperties($resetAll = false)
479			{
480			// resetting at least class property "version" is mandatory
481			// as we need to do some magic in regards to
482			// an extension's and version's child node "downloadcounter"
483			$this->version = $this->title = $this->versionDownloadCounter = $this->description = $this->state = $this->reviewstate = $this->category = $this->lastuploaddate = $this->uploadcomment = $this->dependencies = $this->authorname = $this->authoremail = $this->authorcompany = $this->ownerusername = $this->t3xfilemd5 = $this->documentationLink = null;
484			if ($resetAll) {
485			$this->extensionKey = $this->extensionDownloadCounter = null;
486			}
487			}
488
489			/**
490			* Convert dependencies from TER format to EM_CONF format
491			*
492			* @param string $dependencies serialized dependency array
493			* @return string
494			*/
495			protected function convertDependencies($dependencies)
496			{
497			$newDependencies = [];
498			$dependenciesArray = unserialize($dependencies, ['allowed_classes' => false]);
499			if (is_array($dependenciesArray)) {
500			foreach ($dependenciesArray as $version) {
501			if (!empty($version['kind']) && !empty($version['extensionKey'])) {
502			$newDependencies[$version['kind']][$version['extensionKey']] = $version['versionRange'];
503			}
504			}
505			}
506			return serialize($newDependencies);
507			}
508			}
509

TYPO3 / TYPO3.CMS

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