Code Coverage |
||||||||||
Lines |
Functions and Methods |
Classes and Traits |
||||||||
| Total | |
0.00% |
0 / 43 |
|
0.00% |
0 / 11 |
CRAP | |
0.00% |
0 / 1 |
| AnnotationProcessor | |
0.00% |
0 / 43 |
|
0.00% |
0 / 11 |
702 | |
0.00% |
0 / 1 |
| add | |
0.00% |
0 / 3 |
|
0.00% |
0 / 1 |
6 | |||
| addNamespace | |
0.00% |
0 / 1 |
|
0.00% |
0 / 1 |
2 | |||
| run | |
0.00% |
0 / 2 |
|
0.00% |
0 / 1 |
2 | |||
| createAnnotationsPerType | |
0.00% |
0 / 4 |
|
0.00% |
0 / 1 |
12 | |||
| processAll | |
0.00% |
0 / 3 |
|
0.00% |
0 / 1 |
12 | |||
| isProcessAllowed | |
0.00% |
0 / 6 |
|
0.00% |
0 / 1 |
20 | |||
| process | |
0.00% |
0 / 6 |
|
0.00% |
0 / 1 |
6 | |||
| processClass | |
0.00% |
0 / 2 |
|
0.00% |
0 / 1 |
6 | |||
| processProperties | |
0.00% |
0 / 4 |
|
0.00% |
0 / 1 |
12 | |||
| processMethods | |
0.00% |
0 / 4 |
|
0.00% |
0 / 1 |
12 | |||
| processSubject | |
0.00% |
0 / 8 |
|
0.00% |
0 / 1 |
6 | |||
| 1 | <?php |
| 2 | |
| 3 | namespace Dynart\Micro\Middleware; |
| 4 | |
| 5 | use Dynart\Micro\Micro; |
| 6 | use Dynart\Micro\Middleware; |
| 7 | use Dynart\Micro\Annotation; |
| 8 | use Dynart\Micro\MicroException; |
| 9 | |
| 10 | /** |
| 11 | * Processes the annotations that are in the PHPDoc comments |
| 12 | * @package Dynart\Micro |
| 13 | */ |
| 14 | class AnnotationProcessor implements Middleware { |
| 15 | |
| 16 | /** @var string[] */ |
| 17 | protected $annotationClasses = []; |
| 18 | |
| 19 | /** @var Annotation[][] */ |
| 20 | protected $annotations = [ |
| 21 | Annotation::TYPE_CLASS => [], |
| 22 | Annotation::TYPE_PROPERTY => [], |
| 23 | Annotation::TYPE_METHOD => [] |
| 24 | ]; |
| 25 | |
| 26 | /** @var string[] */ |
| 27 | protected $namespaces = []; |
| 28 | |
| 29 | /** |
| 30 | * Adds an annotation for processing |
| 31 | * |
| 32 | * The given class name should implement the Annotation interface, otherwise |
| 33 | * it will throw an MicroException. |
| 34 | * |
| 35 | * @throws MicroException if the given class does not implement the Annotation |
| 36 | * @param string $className The class name |
| 37 | */ |
| 38 | public function add(string $className) { |
| 39 | if (!is_subclass_of($className, Annotation::class)) { |
| 40 | throw new MicroException("$className doesn't implement the Annotation interface"); |
| 41 | } |
| 42 | $this->annotationClasses[] = $className; |
| 43 | } |
| 44 | |
| 45 | /** |
| 46 | * Adds a namespace |
| 47 | * |
| 48 | * If one or more namespace added only those will be processed. The namespace should NOT start with a backslash! |
| 49 | * |
| 50 | * @param string $namespace |
| 51 | */ |
| 52 | public function addNamespace(string $namespace) { |
| 53 | $this->namespaces[] = $namespace; |
| 54 | } |
| 55 | |
| 56 | /** |
| 57 | * Creates the annotations then processes all interfaces in the App or those that are in the given namespaces. |
| 58 | */ |
| 59 | public function run() { |
| 60 | $this->createAnnotationsPerType(); |
| 61 | $this->processAll(); |
| 62 | } |
| 63 | |
| 64 | /** |
| 65 | * Creates the annotation instances and puts them into the right `$annotations` array |
| 66 | */ |
| 67 | protected function createAnnotationsPerType(): void { |
| 68 | foreach ($this->annotationClasses as $className) { |
| 69 | $annotation = Micro::get($className); |
| 70 | foreach ($annotation->types() as $type) { |
| 71 | $this->annotations[$type][] = $annotation; |
| 72 | } |
| 73 | } |
| 74 | } |
| 75 | |
| 76 | /** |
| 77 | * Processes all interfaces in the App or those are in the given namespaces |
| 78 | */ |
| 79 | protected function processAll(): void { |
| 80 | foreach (Micro::interfaces() as $className) { |
| 81 | if ($this->isProcessAllowed($className)) { |
| 82 | $this->process($className); |
| 83 | } |
| 84 | } |
| 85 | } |
| 86 | |
| 87 | /** |
| 88 | * If no namespace added returns true, otherwise checks the namespace and returns true if the interface is in it. |
| 89 | * @param string $className The name of the class |
| 90 | * @return bool Should we process this class? |
| 91 | */ |
| 92 | protected function isProcessAllowed(string $className): bool { |
| 93 | if (empty($this->namespaces)) { |
| 94 | return true; |
| 95 | } |
| 96 | foreach ($this->namespaces as $namespace) { |
| 97 | if (substr($className, 0, strlen($namespace)) == $namespace) { |
| 98 | return true; |
| 99 | } |
| 100 | } |
| 101 | return false; |
| 102 | } |
| 103 | |
| 104 | /** |
| 105 | * Processes one class with the given name |
| 106 | * @param string $className The name of the class |
| 107 | */ |
| 108 | protected function process(string $className): void { |
| 109 | try { |
| 110 | $refClass = new \ReflectionClass($className); |
| 111 | } catch (\ReflectionException $ignore) { |
| 112 | throw new MicroException("Can't create reflection for: $className"); |
| 113 | } |
| 114 | $this->processClass($refClass); |
| 115 | $this->processProperties($refClass); |
| 116 | $this->processMethods($refClass); |
| 117 | } |
| 118 | |
| 119 | /** |
| 120 | * Processes all class type annotations for the class |
| 121 | * @param $refClass |
| 122 | */ |
| 123 | protected function processClass(\ReflectionClass $refClass): void { |
| 124 | foreach ($this->annotations[Annotation::TYPE_CLASS] as $annotation) { |
| 125 | $this->processSubject($annotation, Annotation::TYPE_CLASS, $refClass->getName(), $refClass); |
| 126 | } |
| 127 | } |
| 128 | |
| 129 | /** |
| 130 | * Processes all property type annotations for all the properties of a class |
| 131 | * @param $refClass |
| 132 | */ |
| 133 | protected function processProperties(\ReflectionClass $refClass): void { |
| 134 | $refProperties = $refClass->getProperties(); |
| 135 | foreach ($this->annotations[Annotation::TYPE_PROPERTY] as $annotation) { |
| 136 | foreach ($refProperties as $refProperty) { |
| 137 | $this->processSubject($annotation, Annotation::TYPE_PROPERTY, $refClass->getName(), $refProperty); |
| 138 | } |
| 139 | } |
| 140 | } |
| 141 | |
| 142 | /** |
| 143 | * Processes all method type annotations for all the methods of a class |
| 144 | * @param $refClass |
| 145 | */ |
| 146 | protected function processMethods(\ReflectionClass $refClass): void { |
| 147 | $refMethods = $refClass->getMethods(); |
| 148 | foreach ($this->annotations[Annotation::TYPE_METHOD] as $annotation) { |
| 149 | foreach ($refMethods as $refMethod) { |
| 150 | $this->processSubject($annotation, Annotation::TYPE_METHOD, $refClass->getName(), $refMethod); |
| 151 | } |
| 152 | } |
| 153 | } |
| 154 | |
| 155 | /** |
| 156 | * Processes a class, property or a method annotation |
| 157 | * |
| 158 | * Gets the PHPDoc comment from the subject, search for the annotation name in it. |
| 159 | * If the annotation name present does the regular expression search and calls the `Annotation::process()` |
| 160 | * with the results. |
| 161 | * |
| 162 | * @param Annotation $annotation The annotation |
| 163 | * @param string $type The type of the annotation |
| 164 | * @param string $className The class name |
| 165 | * @param \ReflectionClass|\ReflectionProperty|\ReflectionMethod $subject The reflection class, property or method |
| 166 | */ |
| 167 | protected function processSubject(Annotation $annotation, string $type, string $className, $subject) { |
| 168 | $comment = $subject->getDocComment(); |
| 169 | $has = strpos($comment, '* @'.$annotation->name()) !== false; |
| 170 | if ($has) { |
| 171 | $matches = []; |
| 172 | $commentWithoutNewLines = str_replace(array("\r", "\n"), ' ', $comment); |
| 173 | $fullRegex = '/\*\s@'.$annotation->name().'\s'.$annotation->regex().'\s\*/U'; |
| 174 | preg_match($fullRegex, $commentWithoutNewLines, $matches); |
| 175 | $annotation->process($type, $className, $subject, $commentWithoutNewLines, $matches); |
| 176 | } |
| 177 | } |
| 178 | } |