ProxyGeneratorService::setTargetNamespace() - Code Metrics - Inspection of "update readme" - delboy1978uk/proxy-generator - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( e62c49...fdcbe9 )

by Derek Stephen

created 2016-11-28 01:03 UTC

ProxyGeneratorService::setTargetNamespace() A

↳ Parent: ProxyGeneratorService

Complexity

Conditions	1
Paths	1

Size

Total Lines	5
Code Lines	3

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	5
rs	9.4285
c	0
b	0
f	0
cc	1
eloc	3
nc	1
nop	1

<?php
/**
 * User: delboy1978uk
 * Date: 27/11/2016
 * Time: 15:48
 */

namespace Del\ProxyGenerator\Service;

use InvalidArgumentException;
use League\Flysystem\Filesystem;
use League\Flysystem\Adapter\Local;

class ProxyGeneratorService
{
    const REGEX_CLASS = '#class\s(?<class>\w+)(\sextends\s(?<parentClass>\w+))?(\simplements\s(?<interface>\w+))?#';
    const REGEX_NAMESPACE = '#namespace\s(?<namespace>\w+.*)\;#';
    const PROCESS_INTERFACES = 'implements';
    const PROCESS_CHILD_CLASSES = 'extends';

    const TEMPLATE = <<<HERE
<?php

namespace REPLACE_NAMESPACE;

REPLACE_USE

REPLACE_ABSTRACTclass REPLACE_CLASS REPLACE_EXTENDS REPLACE_IMPLEMENTS
{
}
HERE;


    /** @var  Filesystem */
    private $fileSystem;

    /** @var string $scanPath  */
    private $scanPath;

    /** @var string $scanPath  */
    private $scanInterface;

    /** @var string $replaceInterface */
    private $replaceInterface;

    /** @var string $targetPath */
    private $targetPath;

    /** @var string $targetNamespace */
    private $targetNamespace;

    /** @var  $replaceNamespace */
    private $replaceNamespace;

    /** @var array $implementingClasses */
    private $implementingClasses = [];

    /** @var array $extendingClasses */
    private $extendingClasses = [];

    private $type = self::PROCESS_INTERFACES;

    /** @var array $currentFile */
    private $currentFile;

    /** @var string $currentNamespace */
    private $currentNamespace;

    /** @var string $checkClass  */
    private $checkClass;

    private $newMatches = false;

    private $baseNamespace;

    public function __construct($projectRootPath = '.')
    {
        $adapter = new Local($projectRootPath);
        $this->fileSystem = new Filesystem($adapter);
        $this->targetPath = 'src';
    }

    /**
     * @param string $scanPath
     */
    public function setScanPath($scanPath)
    {
        $this->scanPath = $scanPath;
    }

    /**
     * @param string $scanInterface
     */
    public function setScanInterface($scanInterface)
    {
        $this->scanInterface = $scanInterface;
    }

    /**
     * @param string $replaceInterface
     */
    public function setReplaceInterface($replaceInterface)
    {
        $this->replaceInterface = $replaceInterface;
    }

    /**
     * @param string $targetPath
     * @return ProxyGeneratorService
     */
    public function setTargetPath($targetPath)
    {
        $this->targetPath = $targetPath;
        return $this;
    }

    /**
     * @param string $targetNamespace
     * @return ProxyGeneratorService
     */
    public function setTargetNamespace($targetNamespace)
    {
        $this->targetNamespace = $targetNamespace;
        return $this;
    }

    /**
     * @param mixed $replaceNamespace
     * @return ProxyGeneratorService
     */
    public function setReplaceNamespace($replaceNamespace)
    {
        $this->replaceNamespace = $replaceNamespace;
        return $this;
    }



    /**
     * @return array
     */
    public function generate()
    {
        if(empty($this->scanPath) || empty($this->scanInterface) || empty($this->replaceInterface) || empty($this->targetNamespace) || empty($this->replaceNamespace)) {
            throw new InvalidArgumentException('set scanPath, scanInterface, replaceInterface, targetNamespace and $replaceNamespace');
        }
        $ex = explode('\\', $this->scanInterface);
        $this->scanInterface = array_pop($ex);
        $this->baseNamespace = implode('\\', $ex);
        $classes = $this->getClasses();
        $classes = $this->generateFiles($classes);
        return $classes;
    }

    /**
     * @param $interface
     * @return array
     */
    private function getClasses()
    {
        // Get all the files to scan
        $contents = $this->fileSystem->listContents($this->scanPath, true);
        $classes = $this->processContents($contents);
        return $classes;
    }

    /**
     * @param $contents
     * @param $interfaceName
     * @return array
     */
    private function processContents($contents)
    {
        // Find all classes implementing $interfaceName
        $this->type = self::PROCESS_INTERFACES;
        foreach ($contents as $file) {
            $this->processFile($file);
        }
        $this->type = self::PROCESS_CHILD_CLASSES;
        $this->processClasses($this->implementingClasses, $contents);
        do {
            $this->newMatches = false;
            $this->processClasses($this->extendingClasses, $contents);
            $keepGoing = $this->newMatches;
        } while ($keepGoing === true);

        return array_merge($this->implementingClasses, $this->extendingClasses);
    }

    private function processClasses($classes, $contents)
    {
        foreach ($classes as $class) {
            $this->checkClass = $class['class'];
            foreach($contents as $file) {
                $this->processFile($file);
            }
        }
    }

    /**
     * @param $file
     * @return bool
     */
    private function processFile($file)
    {
        $this->currentFile = $file;
        if (!isset($file['extension']) || $file['extension'] != 'php') {
            return false;
        }
        $filePath = $file['path'];
        $contents = $this->fileSystem->read($filePath);
        foreach (explode("\n", $contents) as $line) {
            $this->processLine($line);
        }
        return true;
    }

    private function processLine($line)
    {
        preg_match(self::REGEX_NAMESPACE, $line, $match);
        if (!empty($match['namespace'])) {
            $this->currentNamespace = $match['namespace'];
        }
        preg_match(self::REGEX_CLASS, $line, $match);
        if (!empty($match)) {
            $match['abstract'] = (strstr($line, 'abstract ')) ? true : false;
            $this->processMatch($match);
        }
    }

    private function processMatch(array $match)
    {
        switch ($this->type) {
            case self::PROCESS_CHILD_CLASSES:
                $this->processExtendingClass($match);
                break;
            case self::PROCESS_INTERFACES:
            default:
                $this->processImplementingClass($match);
                break;
        }
    }

    private function processImplementingClass(array $match)
    {
        if(!empty($match['interface']) && $match['interface'] == $this->scanInterface) {
            $this->currentFile['interface'] = $match['interface'];
            $this->currentFile['abstract'] = $match['abstract'];
            $this->currentFile['class'] = $match['class'];
            $this->currentFile['parentClass'] = isset($match['parentClass']) ? $match['parentClass'] : null;
            $this->currentFile['namespace'] = $this->currentNamespace;
            if(!in_array($this->implementingClasses, $this->currentFile)) {
                $this->implementingClasses[] = $this->currentFile;
            }
        }
    }

    private function processExtendingClass(array $match)
    {
        if(isset($match['parentClass']) && $this->checkClass == $match['parentClass']) {
            $this->currentFile['abstract'] = $match['abstract'];
            $this->currentFile['class'] = $match['class'];
            $this->currentFile['parentClass'] = $match['parentClass'];
            $this->currentFile['namespace'] = $this->currentNamespace;
            $key = $this->currentNamespace.'\\'.$this->currentFile['class'];
            if(!isset($this->extendingClasses[$key])) {
                $this->extendingClasses[$key] = $this->currentFile;
                $this->newMatches = true;
            }
        }
    }


    private function generateFiles($classes)
    {
        $newClasses = [];
        foreach ($classes as $class) {

            $file = self::TEMPLATE;
            $namespace = isset($class['namespace']) ? $class['namespace'] : null;
            $extraNamespace = str_replace($this->targetNamespace, '', $namespace);
            $alias = 'ThirdParty'.$class['class'];
            $use = 'use '.$class['namespace'].'\\'.$class['class'].' as '.$alias.';';
            $abstract = $class['abstract'] ? 'abstract ' : null;
            $extends = 'extends '.$alias;

            $use .= ($extraNamespace != '') ? "\n".'use '.$this->replaceInterface.';' : null;
            $interface = str_replace($this->replaceNamespace.'\\', '',$this->replaceInterface);
            $implements = 'implements ' . $interface;


            $file = str_replace('REPLACE_NAMESPACE', $this->replaceNamespace.$extraNamespace, $file);
            $file = str_replace('REPLACE_USE', $use, $file);
            $file = str_replace('REPLACE_ABSTRACT', $abstract, $file);
            $file = str_replace('REPLACE_CLASS', $class['class'], $file);
            $file = str_replace('REPLACE_EXTENDS', $extends, $file);
            $file = str_replace('REPLACE_IMPLEMENTS', $implements, $file);

            $extraPath = !empty($extraNamespace) ? str_replace('\\', '', $extraNamespace).DIRECTORY_SEPARATOR : null;
            $location = $this->targetPath.DIRECTORY_SEPARATOR.$extraPath.$class['class'].'.php';
            if(!$this->fileSystem->has($location)) {
                $this->fileSystem->write($location, $file);
            }
            $newClasses[] = $location;
        }
        return $newClasses;
    }
}

1			<?php
2			/**
3			* User: delboy1978uk
4			* Date: 27/11/2016
5			* Time: 15:48
6			*/
7
8			namespace Del\ProxyGenerator\Service;
9
10			use InvalidArgumentException;
11			use League\Flysystem\Filesystem;
12			use League\Flysystem\Adapter\Local;
13
14			class ProxyGeneratorService
15			{
16			const REGEX_CLASS = '#class\s(?<class>\w+)(\sextends\s(?<parentClass>\w+))?(\simplements\s(?<interface>\w+))?#';
17			const REGEX_NAMESPACE = '#namespace\s(?<namespace>\w+.*)\;#';
18			const PROCESS_INTERFACES = 'implements';
19			const PROCESS_CHILD_CLASSES = 'extends';
20
21			const TEMPLATE = <<<HERE
22			<?php
23
24			namespace REPLACE_NAMESPACE;
25
26			REPLACE_USE
27
28			REPLACE_ABSTRACTclass REPLACE_CLASS REPLACE_EXTENDS REPLACE_IMPLEMENTS
29			{
30			}
31			HERE;
32
33
34			/** @var Filesystem */
35			private $fileSystem;
36
37			/** @var string $scanPath */
38			private $scanPath;
39
40			/** @var string $scanPath */
41			private $scanInterface;
42
43			/** @var string $replaceInterface */
44			private $replaceInterface;
45
46			/** @var string $targetPath */
47			private $targetPath;
48
49			/** @var string $targetNamespace */
50			private $targetNamespace;
51
52			/** @var $replaceNamespace */
53			private $replaceNamespace;
54
55			/** @var array $implementingClasses */
56			private $implementingClasses = [];
57
58			/** @var array $extendingClasses */
59			private $extendingClasses = [];
60
61			private $type = self::PROCESS_INTERFACES;
62
63			/** @var array $currentFile */
64			private $currentFile;
65
66			/** @var string $currentNamespace */
67			private $currentNamespace;
68
69			/** @var string $checkClass */
70			private $checkClass;
71
72			private $newMatches = false;
73
74			private $baseNamespace;
75
76			public function __construct($projectRootPath = '.')
77			{
78			$adapter = new Local($projectRootPath);
79			$this->fileSystem = new Filesystem($adapter);
80			$this->targetPath = 'src';
81			}
82
83			/**
84			* @param string $scanPath
85			*/
86			public function setScanPath($scanPath)
87			{
88			$this->scanPath = $scanPath;
89			}
90
91			/**
92			* @param string $scanInterface
93			*/
94			public function setScanInterface($scanInterface)
95			{
96			$this->scanInterface = $scanInterface;
97			}
98
99			/**
100			* @param string $replaceInterface
101			*/
102			public function setReplaceInterface($replaceInterface)
103			{
104			$this->replaceInterface = $replaceInterface;
105			}
106
107			/**
108			* @param string $targetPath
109			* @return ProxyGeneratorService
110			*/
111			public function setTargetPath($targetPath)
112			{
113			$this->targetPath = $targetPath;
114			return $this;
115			}
116
117			/**
118			* @param string $targetNamespace
119			* @return ProxyGeneratorService
120			*/
121			public function setTargetNamespace($targetNamespace)
122			{
123			$this->targetNamespace = $targetNamespace;
124			return $this;
125			}
126
127			/**
128			* @param mixed $replaceNamespace
129			* @return ProxyGeneratorService
130			*/
131			public function setReplaceNamespace($replaceNamespace)
132			{
133			$this->replaceNamespace = $replaceNamespace;
134			return $this;
135			}
136
137
138
139			/**
140			* @return array
141			*/
142			public function generate()
143			{
144			if(empty($this->scanPath) \|\| empty($this->scanInterface) \|\| empty($this->replaceInterface) \|\| empty($this->targetNamespace) \|\| empty($this->replaceNamespace)) {
145			throw new InvalidArgumentException('set scanPath, scanInterface, replaceInterface, targetNamespace and $replaceNamespace');
146			}
147			$ex = explode('\\', $this->scanInterface);
148			$this->scanInterface = array_pop($ex);
149			$this->baseNamespace = implode('\\', $ex);
150			$classes = $this->getClasses();
151			$classes = $this->generateFiles($classes);
152			return $classes;
153			}
154
155			/**
156			* @param $interface
157			* @return array
158			*/
159			private function getClasses()
160			{
161			// Get all the files to scan
162			$contents = $this->fileSystem->listContents($this->scanPath, true);
163			$classes = $this->processContents($contents);
164			return $classes;
165			}
166
167			/**
168			* @param $contents
169			* @param $interfaceName
170			* @return array
171			*/
172			private function processContents($contents)
173			{
174			// Find all classes implementing $interfaceName
175			$this->type = self::PROCESS_INTERFACES;
176			foreach ($contents as $file) {
177			$this->processFile($file);
178			}
179			$this->type = self::PROCESS_CHILD_CLASSES;
180			$this->processClasses($this->implementingClasses, $contents);
181			do {
182			$this->newMatches = false;
183			$this->processClasses($this->extendingClasses, $contents);
184			$keepGoing = $this->newMatches;
185			} while ($keepGoing === true);
186
187			return array_merge($this->implementingClasses, $this->extendingClasses);
188			}
189
190			private function processClasses($classes, $contents)
191			{
192			foreach ($classes as $class) {
193			$this->checkClass = $class['class'];
194			foreach($contents as $file) {
195			$this->processFile($file);
196			}
197			}
198			}
199
200			/**
201			* @param $file
202			* @return bool
203			*/
204			private function processFile($file)
205			{
206			$this->currentFile = $file;
207			if (!isset($file['extension']) \|\| $file['extension'] != 'php') {
208			return false;
209			}
210			$filePath = $file['path'];
211			$contents = $this->fileSystem->read($filePath);
212			foreach (explode("\n", $contents) as $line) {
213			$this->processLine($line);
214			}
215			return true;
216			}
217
218			private function processLine($line)
219			{
220			preg_match(self::REGEX_NAMESPACE, $line, $match);
221			if (!empty($match['namespace'])) {
222			$this->currentNamespace = $match['namespace'];
223			}
224			preg_match(self::REGEX_CLASS, $line, $match);
225			if (!empty($match)) {
226			$match['abstract'] = (strstr($line, 'abstract ')) ? true : false;
227			$this->processMatch($match);
228			}
229			}
230
231			private function processMatch(array $match)
232			{
233			switch ($this->type) {
234			case self::PROCESS_CHILD_CLASSES:
235			$this->processExtendingClass($match);
236			break;
237			case self::PROCESS_INTERFACES:
238			default:
239			$this->processImplementingClass($match);
240			break;
241			}
242			}
243
244			private function processImplementingClass(array $match)
245			{
246			if(!empty($match['interface']) && $match['interface'] == $this->scanInterface) {
247			$this->currentFile['interface'] = $match['interface'];
248			$this->currentFile['abstract'] = $match['abstract'];
249			$this->currentFile['class'] = $match['class'];
250			$this->currentFile['parentClass'] = isset($match['parentClass']) ? $match['parentClass'] : null;
251			$this->currentFile['namespace'] = $this->currentNamespace;
252			if(!in_array($this->implementingClasses, $this->currentFile)) {
253			$this->implementingClasses[] = $this->currentFile;
254			}
255			}
256			}
257
258			private function processExtendingClass(array $match)
259			{
260			if(isset($match['parentClass']) && $this->checkClass == $match['parentClass']) {
261			$this->currentFile['abstract'] = $match['abstract'];
262			$this->currentFile['class'] = $match['class'];
263			$this->currentFile['parentClass'] = $match['parentClass'];
264			$this->currentFile['namespace'] = $this->currentNamespace;
265			$key = $this->currentNamespace.'\\'.$this->currentFile['class'];
266			if(!isset($this->extendingClasses[$key])) {
267			$this->extendingClasses[$key] = $this->currentFile;
268			$this->newMatches = true;
269			}
270			}
271			}
272
273
274			private function generateFiles($classes)
275			{
276			$newClasses = [];
277			foreach ($classes as $class) {
278
279			$file = self::TEMPLATE;
280			$namespace = isset($class['namespace']) ? $class['namespace'] : null;
281			$extraNamespace = str_replace($this->targetNamespace, '', $namespace);
282			$alias = 'ThirdParty'.$class['class'];
283			$use = 'use '.$class['namespace'].'\\'.$class['class'].' as '.$alias.';';
284			$abstract = $class['abstract'] ? 'abstract ' : null;
285			$extends = 'extends '.$alias;
286
287			$use .= ($extraNamespace != '') ? "\n".'use '.$this->replaceInterface.';' : null;
288			$interface = str_replace($this->replaceNamespace.'\\', '',$this->replaceInterface);
289			$implements = 'implements ' . $interface;
290
291
292			$file = str_replace('REPLACE_NAMESPACE', $this->replaceNamespace.$extraNamespace, $file);
293			$file = str_replace('REPLACE_USE', $use, $file);
294			$file = str_replace('REPLACE_ABSTRACT', $abstract, $file);
295			$file = str_replace('REPLACE_CLASS', $class['class'], $file);
296			$file = str_replace('REPLACE_EXTENDS', $extends, $file);
297			$file = str_replace('REPLACE_IMPLEMENTS', $implements, $file);
298
299			$extraPath = !empty($extraNamespace) ? str_replace('\\', '', $extraNamespace).DIRECTORY_SEPARATOR : null;
300			$location = $this->targetPath.DIRECTORY_SEPARATOR.$extraPath.$class['class'].'.php';
301			if(!$this->fileSystem->has($location)) {
302			$this->fileSystem->write($location, $file);
303			}
304			$newClasses[] = $location;
305			}
306			return $newClasses;
307			}
308			}

delboy1978uk / proxy-generator

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ProxyGeneratorService::setTargetNamespace() A

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