ServiceProvider::getData() - Code Metrics - Inspection of "updated docs" - philiplb/CRUDlex - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( da52cb...88c0e7 )

by Philip

created 2017-06-07 19:14 UTC

ServiceProvider::getData() A

↳ Parent: ServiceProvider

Complexity

Conditions	2
Paths	2

Size

Total Lines	6
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	4
CRAP Score	2

Importance

Changes

Metric	Value
dl	0
loc	6
ccs	4
cts	4
cp	1
rs	9.4285
c	0
b	0
f	0
nc	2
cc	2
eloc	4
nop	1
crap	2

<?php

/*
 * This file is part of the CRUDlex package.
 *
 * (c) Philip Lehmann-Böhm <[email protected]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace CRUDlex;

use Pimple\Container;
use Pimple\ServiceProviderInterface;
use Silex\Api\BootableProviderInterface;
use Silex\Application;
use Silex\Provider\LocaleServiceProvider;
use Silex\Provider\SessionServiceProvider;
use Silex\Provider\TranslationServiceProvider;
use Silex\Provider\TwigServiceProvider;
use Symfony\Component\Translation\Loader\YamlFileLoader;

/**
 * The ServiceProvider setups and initializes the whole CRUD system.
 * After adding it to your Silex-setup, it offers access to {@see AbstractData}
 * instances, one for each defined entity off the CRUD YAML file.
 */
class ServiceProvider implements ServiceProviderInterface, BootableProviderInterface {

    /**
     * Holds the {@see AbstractData} instances.
     */
    protected $datas;

    /**
     * Initializes needed but yet missing service providers.
     *
     * @param Container $app
     * the application container
     */
    protected function initMissingServiceProviders(Container $app) {

        if (!$app->offsetExists('translator')) {
            $app->register(new LocaleServiceProvider());
            $app->register(new TranslationServiceProvider(), [
                'locale_fallbacks' => ['en'],
            ]);
        }

        if (!$app->offsetExists('session')) {
            $app->register(new SessionServiceProvider());
        }

        if (!$app->offsetExists('twig')) {
            $app->register(new TwigServiceProvider());
        }
        $app['twig.loader.filesystem']->addPath(__DIR__.'/../views/', 'crud');
    }

    /**
     * Initializes the available locales.
     *
     * @param Container $app
     * the application container
     *
     * @return array
     * the available locales
     */
    protected function initLocales(Container $app) {
        $locales   = $this->getLocales();
        $localeDir = __DIR__.'/../locales';
        $app['translator']->addLoader('yaml', new YamlFileLoader());
        foreach ($locales as $locale) {
            $app['translator']->addResource('yaml', $localeDir.'/'.$locale.'.yml', $locale);
        }
        return $locales;
    }

    /**
     * Initializes the children of the data entries.
     */
    protected function initChildren() {
        foreach ($this->datas as $name => $data) {
            $fields = $data->getDefinition()->getFieldNames();
            foreach ($fields as $field) {
                if ($data->getDefinition()->getType($field) == 'reference') {
                    $this->datas[$data->getDefinition()->getSubTypeField($field, 'reference', 'entity')]->getDefinition()->addChild($data->getDefinition()->getTable(), $field, $name);
                }
            }
        }
    }

    /**
     * Gets a map with localized entity labels from the CRUD YML.
     *
     * @param array $locales
     * the available locales
     * @param array $crud
     * the CRUD entity map
     *
     * @return array
     * the map with localized entity labels
     */
    protected function getLocaleLabels($locales, $crud) {
        $localeLabels = [];
        foreach ($locales as $locale) {
            if (array_key_exists('label_'.$locale, $crud)) {
                $localeLabels[$locale] = $crud['label_'.$locale];
            }
        }
        return $localeLabels;
    }

    /**
     * Configures the EntityDefinition according to the given
     * CRUD entity map.
     *
     * @param EntityDefinition $definition
     * the definition to configure
     * @param array $crud
     * the CRUD entity map
     */
    protected function configureDefinition(EntityDefinition $definition, array $crud) {
        $toConfigure = [
            'deleteCascade',
            'listFields',
            'filter',
            'childrenLabelFields',
            'pageSize',
            'initialSortField',
            'initialSortAscending',
            'navBarGroup',
            'optimisticLocking'
        ];
        foreach ($toConfigure as $field) {
            if (array_key_exists($field, $crud)) {
                $function = 'set'.ucfirst($field);
                $definition->$function($crud[$field]);
            }
        }
    }

    /**
     * Creates and setups an EntityDefinition instance.
     *
     * @param Container $app
     * the application container
     * @param array $locales
     * the available locales
     * @param array $crud
     * the parsed YAML of a CRUD entity
     * @param string $name
     * the name of the entity
     *
     * @return EntityDefinition
     * the EntityDefinition good to go
     */
    protected function createDefinition(Container $app, array $locales, array $crud, $name) {
        $label               = array_key_exists('label', $crud) ? $crud['label'] : $name;
        $localeLabels        = $this->getLocaleLabels($locales, $crud);
        $standardFieldLabels = [
            'id' => $app['translator']->trans('crudlex.label.id'),
            'created_at' => $app['translator']->trans('crudlex.label.created_at'),
            'updated_at' => $app['translator']->trans('crudlex.label.updated_at')
        ];

        $factory = $app->offsetExists('crud.entitydefinitionfactory') ? $app['crud.entitydefinitionfactory'] : new EntityDefinitionFactory();

        $definition = $factory->createEntityDefinition(
            $crud['table'],
            $crud['fields'],
            $label,
            $localeLabels,
            $standardFieldLabels,
            $this
        );
        $this->configureDefinition($definition, $crud);
        return $definition;
    }

    /**
     * Validates the parsed entity definition.
     *
     * @param Container $app
     * the application container
     * @param array $entityDefinition
     * the entity definition to validate
     */
    protected function validateEntityDefinition(Container $app, array $entityDefinition) {
        $doValidate = !$app->offsetExists('crud.validateentitydefinition') || $app['crud.validateentitydefinition'] === true;
        if ($doValidate) {
            $validator = $app->offsetExists('crud.entitydefinitionvalidator')
                ? $app['crud.entitydefinitionvalidator']
                : new EntityDefinitionValidator();
            $validator->validate($entityDefinition);
        }
    }

    /**
     * Initializes the instance.
     *
     * @param DataFactoryInterface $dataFactory
     * the factory to create the concrete AbstractData instances
     * @param string $crudFile
     * the CRUD YAML file to parse
     * @param string|null $crudFileCachingDirectory
     * the writable directory to store the CRUD YAML file cache
     * @param FileProcessorInterface $fileProcessor
     * the file processor used for file fields
     * @param Container $app
     * the application container
     */
    public function init(DataFactoryInterface $dataFactory, $crudFile, $crudFileCachingDirectory, FileProcessorInterface $fileProcessor, Container $app) {

        $reader     = new YamlReader($crudFileCachingDirectory);
        $parsedYaml = $reader->read($crudFile);

        $this->validateEntityDefinition($app, $parsedYaml);

        $locales     = $this->initLocales($app);
        $this->datas = [];
        foreach ($parsedYaml as $name => $crud) {
            $definition         = $this->createDefinition($app, $locales, $crud, $name);
            $this->datas[$name] = $dataFactory->createData($definition, $fileProcessor);
        }

        $this->initChildren();

    }

    /**
     * Implements ServiceProviderInterface::register() registering $app['crud'].
     * $app['crud'] contains an instance of the ServiceProvider afterwards.
     *
     * @param Container $app
     * the Container instance of the Silex application
     */
    public function register(Container $app) {
        $app['crud'] = function() use ($app) {
            $result                   = new static();
            $crudFileCachingDirectory = $app->offsetExists('crud.filecachingdirectory') ? $app['crud.filecachingdirectory'] : null;
            $fileProcessor            = $app->offsetExists('crud.fileprocessor') ? $app['crud.fileprocessor'] : new SimpleFilesystemFileProcessor();
            $result->init($app['crud.datafactory'], $app['crud.file'], $crudFileCachingDirectory, $fileProcessor, $app);
            return $result;
        };
    }

    /**
     * Initializes the crud service right after boot.
     *
     * @param Application $app
     * the Container instance of the Silex application
     */
    public function boot(Application $app) {
        $this->initMissingServiceProviders($app);
        $twigExtensions = new TwigExtensions();
        $twigExtensions->registerTwigExtensions($app);
    }

    /**
     * Getter for the {@see AbstractData} instances.
     *
     * @param string $name
     * the entity name of the desired Data instance
     *
     * @return AbstractData
     * the AbstractData instance or null on invalid name
     */
    public function getData($name) {
        if (!array_key_exists($name, $this->datas)) {
            return null;
        }
        return $this->datas[$name];
    }

    /**
     * Getter for all available entity names.
     *
     * @return string[]
     * a list of all available entity names
     */
    public function getEntities() {
        return array_keys($this->datas);
    }

    /**
     * Getter for the entities for the navigation bar.
     *
     * @return string[]
     * a list of all available entity names with their group
     */
    public function getEntitiesNavBar() {
        $result = [];
        foreach ($this->datas as $entity => $data) {
            $navBarGroup = $data->getDefinition()->getNavBarGroup();
            if ($navBarGroup !== 'main') {
                $result[$navBarGroup][] = $entity;
            } else {
                $result[$entity] = 'main';
            }
        }
        return $result;
    }

    /**
     * Determines the Twig template to use for the given parameters depending on
     * the existance of certain keys in the Container $app in this order:
     *
     * crud.$section.$action.$entity
     * crud.$section.$action
     * crud.$section
     *
     * If nothing exists, this string is returned: "@crud/<action>.twig"
     *
     * @param Container $app
     * the Silex application
     * @param string $section
     * the section of the template, either "layout" or "template"
     * @param string $action
     * the current calling action like "create" or "show"
     * @param string $entity
     * the current calling entity
     *
     * @return string
     * the best fitting template
     */
    public function getTemplate(Container $app, $section, $action, $entity) {
        $crudSection       = 'crud.'.$section;
        $crudSectionAction = $crudSection.'.'.$action;

        $offsets = [
            $crudSectionAction.'.'.$entity,
            $crudSection.'.'.$entity,
            $crudSectionAction,
            $crudSection
        ];
        foreach ($offsets as $offset) {
            if ($app->offsetExists($offset)) {
                return $app[$offset];
            }
        }

        return '@crud/'.$action.'.twig';
    }

    /**
     * Sets the locale to be used.
     *
     * @param string $locale
     * the locale to be used.
     */
    public function setLocale($locale) {
        foreach ($this->datas as $data) {
            $data->getDefinition()->setLocale($locale);
        }
    }

    /**
     * Gets the available locales.
     *
     * @return array
     * the available locales
     */
    public function getLocales() {
        $localeDir     = __DIR__.'/../locales';
        $languageFiles = scandir($localeDir);
        $locales       = [];
        foreach ($languageFiles as $languageFile) {
            if (in_array($languageFile, ['.', '..'])) {
                continue;
            }
            $extensionPos = strpos($languageFile, '.yml');
            if ($extensionPos !== false) {
                $locale    = substr($languageFile, 0, $extensionPos);
                $locales[] = $locale;
            }
        }
        sort($locales);
        return $locales;
    }

}


1		<?php
2
3		/*
4		* This file is part of the CRUDlex package.
5		*
6		* (c) Philip Lehmann-Böhm <[email protected]>
7		*
8		* For the full copyright and license information, please view the LICENSE
9		* file that was distributed with this source code.
10		*/
11
12		namespace CRUDlex;
13
14		use Pimple\Container;
15		use Pimple\ServiceProviderInterface;
16		use Silex\Api\BootableProviderInterface;
17		use Silex\Application;
18		use Silex\Provider\LocaleServiceProvider;
19		use Silex\Provider\SessionServiceProvider;
20		use Silex\Provider\TranslationServiceProvider;
21		use Silex\Provider\TwigServiceProvider;
22		use Symfony\Component\Translation\Loader\YamlFileLoader;
23
24		/**
25		* The ServiceProvider setups and initializes the whole CRUD system.
26		* After adding it to your Silex-setup, it offers access to {@see AbstractData}
27		* instances, one for each defined entity off the CRUD YAML file.
28		*/
29		class ServiceProvider implements ServiceProviderInterface, BootableProviderInterface {
30
31		/**
32		* Holds the {@see AbstractData} instances.
33		*/
34		protected $datas;
35
36		/**
37		* Initializes needed but yet missing service providers.
38		*
39		* @param Container $app
40		* the application container
41		*/
42	78	protected function initMissingServiceProviders(Container $app) {
43
44	78	if (!$app->offsetExists('translator')) {
45	78	$app->register(new LocaleServiceProvider());
46	78	$app->register(new TranslationServiceProvider(), [
47	78	'locale_fallbacks' => ['en'],
48	78	]);
49	78	}
50
51	78	if (!$app->offsetExists('session')) {
52	68	$app->register(new SessionServiceProvider());
53	68	}
54
55	78	if (!$app->offsetExists('twig')) {
56	68	$app->register(new TwigServiceProvider());
57	68	}
58	78	$app['twig.loader.filesystem']->addPath(__DIR__.'/../views/', 'crud');
59	78	}
60
61		/**
62		* Initializes the available locales.
63		*
64		* @param Container $app
65		* the application container
66		*
67		* @return array
68		* the available locales
69		*/
70	78	protected function initLocales(Container $app) {
71	78	$locales = $this->getLocales();
72	78	$localeDir = __DIR__.'/../locales';
73	78	$app['translator']->addLoader('yaml', new YamlFileLoader());
74	78	foreach ($locales as $locale) {
75	78	$app['translator']->addResource('yaml', $localeDir.'/'.$locale.'.yml', $locale);
76	78	}
77	78	return $locales;
78		}
79
80		/**
81		* Initializes the children of the data entries.
82		*/
83	78	protected function initChildren() {
84	78	foreach ($this->datas as $name => $data) {
85	78	$fields = $data->getDefinition()->getFieldNames();
86	78	foreach ($fields as $field) {
87	78	if ($data->getDefinition()->getType($field) == 'reference') {
88	77	$this->datas[$data->getDefinition()->getSubTypeField($field, 'reference', 'entity')]->getDefinition()->addChild($data->getDefinition()->getTable(), $field, $name);
89	77	}
90	78	}
91	78	}
92	78	}
93
94		/**
95		* Gets a map with localized entity labels from the CRUD YML.
96		*
97		* @param array $locales
98		* the available locales
99		* @param array $crud
100		* the CRUD entity map
101		*
102		* @return array
103		* the map with localized entity labels
104		*/
105	78	protected function getLocaleLabels($locales, $crud) {
106	78	$localeLabels = [];
107	78	foreach ($locales as $locale) {
108	78	if (array_key_exists('label_'.$locale, $crud)) {
109	78	$localeLabels[$locale] = $crud['label_'.$locale];
110	78	}
111	78	}
112	78	return $localeLabels;
113		}
114
115		/**
116		* Configures the EntityDefinition according to the given
117		* CRUD entity map.
118		*
119		* @param EntityDefinition $definition
120		* the definition to configure
121		* @param array $crud
122		* the CRUD entity map
123		*/
124	78	protected function configureDefinition(EntityDefinition $definition, array $crud) {
125		$toConfigure = [
126	78	'deleteCascade',
127	78	'listFields',
128	78	'filter',
129	78	'childrenLabelFields',
130	78	'pageSize',
131	78	'initialSortField',
132	78	'initialSortAscending',
133	78	'navBarGroup',
134		'optimisticLocking'
135	78	];
136	78	foreach ($toConfigure as $field) {
137	78	if (array_key_exists($field, $crud)) {
138	78	$function = 'set'.ucfirst($field);
139	78	$definition->$function($crud[$field]);
140	78	}
141	78	}
142	78	}
143
144		/**
145		* Creates and setups an EntityDefinition instance.
146		*
147		* @param Container $app
148		* the application container
149		* @param array $locales
150		* the available locales
151		* @param array $crud
152		* the parsed YAML of a CRUD entity
153		* @param string $name
154		* the name of the entity
155		*
156		* @return EntityDefinition
157		* the EntityDefinition good to go
158		*/
159	78	protected function createDefinition(Container $app, array $locales, array $crud, $name) {
160	78	$label = array_key_exists('label', $crud) ? $crud['label'] : $name;
161	78	$localeLabels = $this->getLocaleLabels($locales, $crud);
162		$standardFieldLabels = [
163	78	'id' => $app['translator']->trans('crudlex.label.id'),
164	78	'created_at' => $app['translator']->trans('crudlex.label.created_at'),
165	78	'updated_at' => $app['translator']->trans('crudlex.label.updated_at')
166	78	];
167
168	78	$factory = $app->offsetExists('crud.entitydefinitionfactory') ? $app['crud.entitydefinitionfactory'] : new EntityDefinitionFactory();
169
170	78	$definition = $factory->createEntityDefinition(
171	78	$crud['table'],
172	78	$crud['fields'],
173	78	$label,
174	78	$localeLabels,
175	78	$standardFieldLabels,
176		$this
177	78	);
178	78	$this->configureDefinition($definition, $crud);
179	78	return $definition;
180		}
181
182		/**
183		* Validates the parsed entity definition.
184		*
185		* @param Container $app
186		* the application container
187		* @param array $entityDefinition
188		* the entity definition to validate
189		*/
190	78	protected function validateEntityDefinition(Container $app, array $entityDefinition) {
191	78	$doValidate = !$app->offsetExists('crud.validateentitydefinition') \|\| $app['crud.validateentitydefinition'] === true;
192	78	if ($doValidate) {
193	77	$validator = $app->offsetExists('crud.entitydefinitionvalidator')
194	77	? $app['crud.entitydefinitionvalidator']
195	77	: new EntityDefinitionValidator();
196	77	$validator->validate($entityDefinition);
197	77	}
198	78	}
199
200		/**
201		* Initializes the instance.
202		*
203		* @param DataFactoryInterface $dataFactory
204		* the factory to create the concrete AbstractData instances
205		* @param string $crudFile
206		* the CRUD YAML file to parse
207		* @param string\|null $crudFileCachingDirectory
208		* the writable directory to store the CRUD YAML file cache
209		* @param FileProcessorInterface $fileProcessor
210		* the file processor used for file fields
211		* @param Container $app
212		* the application container
213		*/
214	79	public function init(DataFactoryInterface $dataFactory, $crudFile, $crudFileCachingDirectory, FileProcessorInterface $fileProcessor, Container $app) {
215
216	79	$reader = new YamlReader($crudFileCachingDirectory);
217	79	$parsedYaml = $reader->read($crudFile);
218
219	78	$this->validateEntityDefinition($app, $parsedYaml);
220
221	78	$locales = $this->initLocales($app);
222	78	$this->datas = [];
223	78	foreach ($parsedYaml as $name => $crud) {
224	78	$definition = $this->createDefinition($app, $locales, $crud, $name);
225	78	$this->datas[$name] = $dataFactory->createData($definition, $fileProcessor);
226	78	}
227
228	78	$this->initChildren();
229
230	78	}
231
232		/**
233		* Implements ServiceProviderInterface::register() registering $app['crud'].
234		* $app['crud'] contains an instance of the ServiceProvider afterwards.
235		*
236		* @param Container $app
237		* the Container instance of the Silex application
238		*/
239		public function register(Container $app) {
240	11	$app['crud'] = function() use ($app) {
241	11	$result = new static();
242	11	$crudFileCachingDirectory = $app->offsetExists('crud.filecachingdirectory') ? $app['crud.filecachingdirectory'] : null;
243	11	$fileProcessor = $app->offsetExists('crud.fileprocessor') ? $app['crud.fileprocessor'] : new SimpleFilesystemFileProcessor();
244	11	$result->init($app['crud.datafactory'], $app['crud.file'], $crudFileCachingDirectory, $fileProcessor, $app);
245	11	return $result;
246		};
247	11	}
248
249		/**
250		* Initializes the crud service right after boot.
251		*
252		* @param Application $app
253		* the Container instance of the Silex application
254		*/
255	78	public function boot(Application $app) {
256	78	$this->initMissingServiceProviders($app);
257	78	$twigExtensions = new TwigExtensions();
258	78	$twigExtensions->registerTwigExtensions($app);
259	78	}
260
261		/**
262		* Getter for the {@see AbstractData} instances.
263		*
264		* @param string $name
265		* the entity name of the desired Data instance
266		*
267		* @return AbstractData
268		* the AbstractData instance or null on invalid name
269		*/
270	72	public function getData($name) {
271	72	if (!array_key_exists($name, $this->datas)) {
272	8	return null;
273		}
274	72	return $this->datas[$name];
275		}
276
277		/**
278		* Getter for all available entity names.
279		*
280		* @return string[]
281		* a list of all available entity names
282		*/
283	3	public function getEntities() {
284	3	return array_keys($this->datas);
285		}
286
287		/**
288		* Getter for the entities for the navigation bar.
289		*
290		* @return string[]
291		* a list of all available entity names with their group
292		*/
293	10	public function getEntitiesNavBar() {
294	10	$result = [];
295	10	foreach ($this->datas as $entity => $data) {
296	10	$navBarGroup = $data->getDefinition()->getNavBarGroup();
297	10	if ($navBarGroup !== 'main') {
298	10	$result[$navBarGroup][] = $entity;
299	10	} else {
300		$result[$entity] = 'main';
301		}
302	10	}
303	10	return $result;
304		}
305
306		/**
307		* Determines the Twig template to use for the given parameters depending on
308		* the existance of certain keys in the Container $app in this order:
309		*
310		* crud.$section.$action.$entity
311		* crud.$section.$action
312		* crud.$section
313		*
314		* If nothing exists, this string is returned: "@crud/<action>.twig"
315		*
316		* @param Container $app
317		* the Silex application
318		* @param string $section
319		* the section of the template, either "layout" or "template"
320		* @param string $action
321		* the current calling action like "create" or "show"
322		* @param string $entity
323		* the current calling entity
324		*
325		* @return string
326		* the best fitting template
327		*/
328	11	public function getTemplate(Container $app, $section, $action, $entity) {
329	11	$crudSection = 'crud.'.$section;
330	11	$crudSectionAction = $crudSection.'.'.$action;
331
332		$offsets = [
333	11	$crudSectionAction.'.'.$entity,
334	11	$crudSection.'.'.$entity,
335	11	$crudSectionAction,
336		$crudSection
337	11	];
338	11	foreach ($offsets as $offset) {
339	11	if ($app->offsetExists($offset)) {
340	9	return $app[$offset];
341		}
342	11	}
343
344	11	return '@crud/'.$action.'.twig';
345		}
346
347		/**
348		* Sets the locale to be used.
349		*
350		* @param string $locale
351		* the locale to be used.
352		*/
353	10	public function setLocale($locale) {
354	10	foreach ($this->datas as $data) {
355	10	$data->getDefinition()->setLocale($locale);
356	10	}
357	10	}
358
359		/**
360		* Gets the available locales.
361		*
362		* @return array
363		* the available locales
364		*/
365	79	public function getLocales() {
366	79	$localeDir = __DIR__.'/../locales';
367	79	$languageFiles = scandir($localeDir);
368	79	$locales = [];
369	79	foreach ($languageFiles as $languageFile) {
370	79	if (in_array($languageFile, ['.', '..'])) {
371	79	continue;
372		}
373	79	$extensionPos = strpos($languageFile, '.yml');
374	79	if ($extensionPos !== false) {
375	79	$locale = substr($languageFile, 0, $extensionPos);
376	79	$locales[] = $locale;
377	79	}
378	79	}
379	79	sort($locales);
380	79	return $locales;
381		}
382
383		}
384

philiplb / CRUDlex

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