DataObjectAnnotator::getExtensionClasses() - Code Metrics - Inspection of "Support short names" - silverleague/silverstripe-ideannotator - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Pull Request — master (#107)

by Simon

created 2018-04-25 02:02 UTC

DataObjectAnnotator::getExtensionClasses() A

↳ Parent: DataObjectAnnotator

Complexity

Conditions	1
Paths	1

Size

Total Lines	3
Code Lines	1

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	1
eloc	1
nc	1
nop	0
dl	0
loc	3
rs	10
c	0
b	0
f	0

<?php

namespace SilverLeague\IDEAnnotator;

use InvalidArgumentException;
use LogicException;
use Psr\Container\NotFoundExceptionInterface;
use ReflectionException;
use SilverLeague\IDEAnnotator\Generators\DocBlockGenerator;
use SilverLeague\IDEAnnotator\Helpers\AnnotateClassInfo;
use SilverLeague\IDEAnnotator\Helpers\AnnotatePermissionChecker;
use SilverStripe\Control\Director;
use SilverStripe\Core\ClassInfo;
use SilverStripe\Core\Config\Config;
use SilverStripe\Core\Config\Configurable;
use SilverStripe\Core\Extensible;
use SilverStripe\Core\Injector\Injectable;
use SilverStripe\Core\Injector\Injector;
use SilverStripe\ORM\DB;

/**
 * Class DataObjectAnnotator
 * Generates phpdoc annotations for database fields and orm relations
 * so IDE's with autocompletion and property inspection will recognize properties
 * and relation methods.
 *
 * The annotations can be generated with dev/build with @see Annotatable
 * and from the @see DataObjectAnnotatorTask
 *
 * The generation is disabled by default.
 * It is advisable to only enable it in your local dev environment,
 * so the files won't change on a production server when you run dev/build
 *
 * @package IDEAnnotator/Core
 */
class DataObjectAnnotator
{
    use Injectable;
    use Configurable;
    use Extensible;

    /**
     * All classes that subclass Object
     *
     * @var array
     */
    protected static $extension_classes = [];

    /**
     * @config
     * Enable generation from @see Annotatable and @see DataObjectAnnotatorTask
     *
     * @var bool
     */
    private static $enabled = false;


    /**
     * @config
     * Enable modules that are allowed to have generated docblocks for
     * DataObjects and DataExtensions
     *
     * @var array
     */
    private static $enabled_modules = ['mysite'];


    /**
     * @var AnnotatePermissionChecker
     */
    private $permissionChecker;

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

    /**
     * DataObjectAnnotator constructor.
     *
     * @throws NotFoundExceptionInterface
     * @throws ReflectionException
     */
    public function __construct()
    {
        // Don't instantiate anything if annotations are not enabled.
        if (static::config()->get('enabled') === true && Director::isDev()) {
            $this->extend('beforeDataObjectAnnotator', $this);

            $this->setupExtensionClasses();

            $this->permissionChecker = Injector::inst()->get(AnnotatePermissionChecker::class);

            foreach ($this->permissionChecker->getSupportedParentClasses() as $supportedParentClass) {
                $this->setEnabledClasses($supportedParentClass);
            }

            $this->extend('afterDataObjectAnnotator', $this);
        }
    }

    /**
     * Get all annotatable classes from enabled modules
     */
    protected function setEnabledClasses($supportedParentClass)
    {
        foreach ((array)ClassInfo::subclassesFor($supportedParentClass) as $class) {
            $classInfo = new AnnotateClassInfo($class);
            if ($this->permissionChecker->moduleIsAllowed($classInfo->getModuleName())) {
                $this->annotatableClasses[$class] = $classInfo->getClassFilePath();
            }
        }
    }

    /**
     * @return array
     */
    public static function getExtensionClasses()
    {
        return self::$extension_classes;
    }

    /**
     * @param array $extension_classes
     */
    public static function setExtensionClasses($extension_classes)
    {
        self::$extension_classes = $extension_classes;
    }

    /**
     * Add another extension class
     * @param $extension_class
     */
    public static function pushExtensionClass($extension_class)
    {
        if (!in_array($extension_class, self::$extension_classes)) {
            self::$extension_classes[] = $extension_class;
        }
    }

    /**
     * @return boolean
     */
    public static function isEnabled()
    {
        return (bool)static::config()->get('enabled');
    }

    /**
     * Generate docblock for all subclasses of DataObjects and DataExtenions
     * within a module.
     *
     * @param string $moduleName
     * @return bool
     * @throws ReflectionException
     * @throws NotFoundExceptionInterface
     */
    public function annotateModule($moduleName)
    {
        if (!(bool)$moduleName || !$this->permissionChecker->moduleIsAllowed($moduleName)) {
            return false;
        }

        $classes = (array)$this->getClassesForModule($moduleName);

        foreach ($classes as $className => $filePath) {
            $this->annotateObject($className);
        }

        return true;
    }

    /**
     * @param $moduleName
     * @return array
     * @throws ReflectionException
     */
    public function getClassesForModule($moduleName)
    {
        $classes = [];

        foreach ($this->annotatableClasses as $class => $filePath) {
            $classInfo = new AnnotateClassInfo($class);
            if ($moduleName === $classInfo->getModuleName()) {
                $classes[$class] = $filePath;
            }
        }

        return $classes;
    }

    /**
     * Generate docblock for a single subclass of DataObject or DataExtenions
     *
     * @param string $className
     * @return bool
     * @throws ReflectionException
     * @throws NotFoundExceptionInterface
     */
    public function annotateObject($className)
    {
        if (!$this->permissionChecker->classNameIsAllowed($className)) {
            return false;
        }

        $this->writeFileContent($className);

        return true;
    }

    /**
     * @param string $className
     * @throws LogicException
     * @throws InvalidArgumentException
     * @throws ReflectionException
     */
    protected function writeFileContent($className)
    {
        $classInfo = new AnnotateClassInfo($className);
        $filePath = $classInfo->getClassFilePath();

        if (!is_writable($filePath)) {
            DB::alteration_message($className . ' is not writable by ' . get_current_user(), 'error');
        } else {
            $original = file_get_contents($filePath);
            $generated = $this->getGeneratedFileContent($original, $className);

            // we have a change, so write the new file
            if ($generated && $generated !== $original && $className) {
                file_put_contents($filePath, $generated);
                DB::alteration_message($className . ' Annotated', 'created');
            } elseif ($generated === $original && $className) {
                DB::alteration_message($className, 'repaired');
            }
        }
    }

    /**
     * Return the complete File content with the newly generated DocBlocks
     *
     * @param string $fileContent
     * @param string $className
     * @return mixed
     * @throws LogicException
     * @throws InvalidArgumentException
     * @throws ReflectionException
     */
    protected function getGeneratedFileContent($fileContent, $className)
    {
        $generator = new DocBlockGenerator($className);

        $existing = $generator->getExistingDocBlock();
        $generated = $generator->getGeneratedDocBlock();

        // Trim unneeded whitespaces at the end of lines for PSR-2
        $generated = preg_replace('/\s+$/m', '', $generated);

        if ($existing) {
            $fileContent = str_replace($existing, $generated, $fileContent);
        } else {
            if (class_exists($className)) {
                $exploded = explode("\\", $className);
                $classNameNew = end($exploded);
                $needle = "class {$classNameNew}";
                $replace = "{$generated}\nclass {$classNameNew}";
                $pos = strpos($fileContent, $needle);
                $fileContent = substr_replace($fileContent, $replace, $pos, strlen($needle));
            } else {
                DB::alteration_message(
                    "Could not find string 'class $className'. Please check casing and whitespace.",
                    'error'
                );
            }
        }

        return $fileContent;
    }

    /**
     * Named `setup` to not clash with the actual setter
     *
     * @param $extension_classes
     * @throws ReflectionException
     */
    protected function setupExtensionClasses()
    {
        $extension_classes = [];

        $extendableClasses = Config::inst()->getAll();
        // We need to check all config to see if the class is extensible
        // @todo find a cleaner method, this is already better than previous implementations though
        foreach ($extendableClasses as $key => $configClass) {
            if (isset($configClass['extensions']) &&
                count($configClass['extensions']) > 0 &&
                !in_array(self::$extension_classes, $configClass)
            ) {
                $extension_classes[] = ClassInfo::class_name($key);
            }
        }

        // Because the tests re-instantiate the class every time
        // We need to make it a unique array
        // Also, it's not a bad practice, making sure the array is unique
        $extension_classes = array_unique($extension_classes);
        // Keep it local until done saves roughly 1 to 2 MB of memory usage.
        // Keeping local I guess!
        static::$extension_classes = $extension_classes;
    }
}


1			<?php
2
3			namespace SilverLeague\IDEAnnotator;
4
5			use InvalidArgumentException;
6			use LogicException;
7			use Psr\Container\NotFoundExceptionInterface;
8			use ReflectionException;
9			use SilverLeague\IDEAnnotator\Generators\DocBlockGenerator;
10			use SilverLeague\IDEAnnotator\Helpers\AnnotateClassInfo;
11			use SilverLeague\IDEAnnotator\Helpers\AnnotatePermissionChecker;
12			use SilverStripe\Control\Director;
13			use SilverStripe\Core\ClassInfo;
14			use SilverStripe\Core\Config\Config;
15			use SilverStripe\Core\Config\Configurable;
16			use SilverStripe\Core\Extensible;
17			use SilverStripe\Core\Injector\Injectable;
18			use SilverStripe\Core\Injector\Injector;
19			use SilverStripe\ORM\DB;
20
21			/**
22			* Class DataObjectAnnotator
23			* Generates phpdoc annotations for database fields and orm relations
24			* so IDE's with autocompletion and property inspection will recognize properties
25			* and relation methods.
26			*
27			* The annotations can be generated with dev/build with @see Annotatable
28			* and from the @see DataObjectAnnotatorTask
29			*
30			* The generation is disabled by default.
31			* It is advisable to only enable it in your local dev environment,
32			* so the files won't change on a production server when you run dev/build
33			*
34			* @package IDEAnnotator/Core
35			*/
36			class DataObjectAnnotator
37			{
38			use Injectable;
39			use Configurable;
40			use Extensible;
41
42			/**
43			* All classes that subclass Object
44			*
45			* @var array
46			*/
47			protected static $extension_classes = [];
48
49			/**
50			* @config
51			* Enable generation from @see Annotatable and @see DataObjectAnnotatorTask
52			*
53			* @var bool
54			*/
55			private static $enabled = false;
			0 ignored issues – show introduced 2018-01-30 05:36 UTC by Report Bug Copy Issue Report The private property `$enabled` is not used, and could be removed. Loading history...
56
57			/**
58			* @config
59			* Enable modules that are allowed to have generated docblocks for
60			* DataObjects and DataExtensions
61			*
62			* @var array
63			*/
64			private static $enabled_modules = ['mysite'];
			0 ignored issues – show introduced 2018-01-30 05:36 UTC by Report Bug Copy Issue Report The private property `$enabled_modules` is not used, and could be removed. Loading history...
65
66			/**
67			* @var AnnotatePermissionChecker
68			*/
69			private $permissionChecker;
70
71			/**
72			* @var array
73			*/
74			private $annotatableClasses = [];
75
76			/**
77			* DataObjectAnnotator constructor.
78			*
79			* @throws NotFoundExceptionInterface
80			* @throws ReflectionException
81			*/
82			public function __construct()
83			{
84			// Don't instantiate anything if annotations are not enabled.
85			if (static::config()->get('enabled') === true && Director::isDev()) {
86			$this->extend('beforeDataObjectAnnotator', $this);
87
88			$this->setupExtensionClasses();
89
90			$this->permissionChecker = Injector::inst()->get(AnnotatePermissionChecker::class);
91
92			foreach ($this->permissionChecker->getSupportedParentClasses() as $supportedParentClass) {
93			$this->setEnabledClasses($supportedParentClass);
94			}
95
96			$this->extend('afterDataObjectAnnotator', $this);
97			}
98			}
99
100			/**
101			* Get all annotatable classes from enabled modules
102			*/
103			protected function setEnabledClasses($supportedParentClass)
104			{
105			foreach ((array)ClassInfo::subclassesFor($supportedParentClass) as $class) {
106			$classInfo = new AnnotateClassInfo($class);
107			if ($this->permissionChecker->moduleIsAllowed($classInfo->getModuleName())) {
108			$this->annotatableClasses[$class] = $classInfo->getClassFilePath();
109			}
110			}
111			}
112
113			/**
114			* @return array
115			*/
116			public static function getExtensionClasses()
117			{
118			return self::$extension_classes;
119			}
120
121			/**
122			* @param array $extension_classes
123			*/
124			public static function setExtensionClasses($extension_classes)
125			{
126			self::$extension_classes = $extension_classes;
127			}
128
129			/**
130			* Add another extension class
131			* @param $extension_class
132			*/
133			public static function pushExtensionClass($extension_class)
134			{
135			if (!in_array($extension_class, self::$extension_classes)) {
136			self::$extension_classes[] = $extension_class;
137			}
138			}
139
140			/**
141			* @return boolean
142			*/
143			public static function isEnabled()
144			{
145			return (bool)static::config()->get('enabled');
146			}
147
148			/**
149			* Generate docblock for all subclasses of DataObjects and DataExtenions
150			* within a module.
151			*
152			* @param string $moduleName
153			* @return bool
154			* @throws ReflectionException
155			* @throws NotFoundExceptionInterface
156			*/
157			public function annotateModule($moduleName)
158			{
159			if (!(bool)$moduleName \|\| !$this->permissionChecker->moduleIsAllowed($moduleName)) {
160			return false;
161			}
162
163			$classes = (array)$this->getClassesForModule($moduleName);
164
165			foreach ($classes as $className => $filePath) {
166			$this->annotateObject($className);
167			}
168
169			return true;
170			}
171
172			/**
173			* @param $moduleName
174			* @return array
175			* @throws ReflectionException
176			*/
177			public function getClassesForModule($moduleName)
178			{
179			$classes = [];
180
181			foreach ($this->annotatableClasses as $class => $filePath) {
182			$classInfo = new AnnotateClassInfo($class);
183			if ($moduleName === $classInfo->getModuleName()) {
184			$classes[$class] = $filePath;
185			}
186			}
187
188			return $classes;
189			}
190
191			/**
192			* Generate docblock for a single subclass of DataObject or DataExtenions
193			*
194			* @param string $className
195			* @return bool
196			* @throws ReflectionException
197			* @throws NotFoundExceptionInterface
198			*/
199			public function annotateObject($className)
200			{
201			if (!$this->permissionChecker->classNameIsAllowed($className)) {
202			return false;
203			}
204
205			$this->writeFileContent($className);
206
207			return true;
208			}
209
210			/**
211			* @param string $className
212			* @throws LogicException
213			* @throws InvalidArgumentException
214			* @throws ReflectionException
215			*/
216			protected function writeFileContent($className)
217			{
218			$classInfo = new AnnotateClassInfo($className);
219			$filePath = $classInfo->getClassFilePath();
220
221			if (!is_writable($filePath)) {
222			DB::alteration_message($className . ' is not writable by ' . get_current_user(), 'error');
223			} else {
224			$original = file_get_contents($filePath);
225			$generated = $this->getGeneratedFileContent($original, $className);
226
227			// we have a change, so write the new file
228			if ($generated && $generated !== $original && $className) {
229			file_put_contents($filePath, $generated);
230			DB::alteration_message($className . ' Annotated', 'created');
231			} elseif ($generated === $original && $className) {
232			DB::alteration_message($className, 'repaired');
233			}
234			}
235			}
236
237			/**
238			* Return the complete File content with the newly generated DocBlocks
239			*
240			* @param string $fileContent
241			* @param string $className
242			* @return mixed
243			* @throws LogicException
244			* @throws InvalidArgumentException
245			* @throws ReflectionException
246			*/
247			protected function getGeneratedFileContent($fileContent, $className)
248			{
249			$generator = new DocBlockGenerator($className);
250
251			$existing = $generator->getExistingDocBlock();
252			$generated = $generator->getGeneratedDocBlock();
253
254			// Trim unneeded whitespaces at the end of lines for PSR-2
255			$generated = preg_replace('/\s+$/m', '', $generated);
256
257			if ($existing) {
258			$fileContent = str_replace($existing, $generated, $fileContent);
259			} else {
260			if (class_exists($className)) {
261			$exploded = explode("\\", $className);
262			$classNameNew = end($exploded);
263			$needle = "class {$classNameNew}";
264			$replace = "{$generated}\nclass {$classNameNew}";
265			$pos = strpos($fileContent, $needle);
266			$fileContent = substr_replace($fileContent, $replace, $pos, strlen($needle));
267			} else {
268			DB::alteration_message(
269			"Could not find string 'class $className'. Please check casing and whitespace.",
270			'error'
271			);
272			}
273			}
274
275			return $fileContent;
276			}
277
278			/**
279			* Named `setup` to not clash with the actual setter
280			*
281			* @param $extension_classes
282			* @throws ReflectionException
283			*/
284			protected function setupExtensionClasses()
285			{
286			$extension_classes = [];
287
288			$extendableClasses = Config::inst()->getAll();
289			// We need to check all config to see if the class is extensible
290			// @todo find a cleaner method, this is already better than previous implementations though
291			foreach ($extendableClasses as $key => $configClass) {
292			if (isset($configClass['extensions']) &&
293			count($configClass['extensions']) > 0 &&
294			!in_array(self::$extension_classes, $configClass)
295			) {
296			$extension_classes[] = ClassInfo::class_name($key);
297			}
298			}
299
300			// Because the tests re-instantiate the class every time
301			// We need to make it a unique array
302			// Also, it's not a bad practice, making sure the array is unique
303			$extension_classes = array_unique($extension_classes);
304			// Keep it local until done saves roughly 1 to 2 MB of memory usage.
305			// Keeping local I guess!
306			static::$extension_classes = $extension_classes;
307			}
308			}
309

silverleague / silverstripe-ideannotator

Pull Request — master (#107)

DataObjectAnnotator::getExtensionClasses() A

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