| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * This file is part of sensorario/resources repository | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  * (c) Simone Gentili <[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 Sensorario\Resources\Schema; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | use RuntimeException; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  | final class Schema | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |     const PRIMITIVE_ARRAY   = 'array'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |     const PRIMITIVE_BOOLEAN = 'boolean'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |     const PRIMITIVE_DEFAULT = Schema::PRIMITIVE_NULL; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |     const PRIMITIVE_INTEGER = 'integer'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |     const PRIMITIVE_NULL    = 'null'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |     const PRIMITIVE_NUMBER  = 'number'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |     const PRIMITIVE_OBJECT  = 'object'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |     const PRIMITIVE_STRING  = 'string'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |     private $completeSchema; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |     private $schemaNames = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |     private $required = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |     private $validTypes = [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |         self::PRIMITIVE_ARRAY, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |         self::PRIMITIVE_BOOLEAN, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |         self::PRIMITIVE_DEFAULT, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |         self::PRIMITIVE_INTEGER, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |         self::PRIMITIVE_NULL, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |         self::PRIMITIVE_NUMBER, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |         self::PRIMITIVE_OBJECT, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |         self::PRIMITIVE_STRING, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |     ]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |     private $subSchemaCounter = 0; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |     private $properties = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |     public function __construct( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |         Parser $parser, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |         $schema | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |     ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |         $this->completeSchema = $schema; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |         $this->schemaNames[] = 'root'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |         $this->parser = $parser; | 
                            
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                | 55 |  |  |         $this->parseSchema($this->completeSchema); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |     private function parseSchema($schema) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |         $this->parser->setSchema($schema); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |         $this->parser->setValidTypes($this->validTypes); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |         $this->parser->parseSchema(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |         foreach ($schema['properties'] as $name => $def) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |             $this->properties[$name] = $def; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |             if (!isset($def['type'])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |                 throw new Exceptions\NoPropertyTypeException(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |         if (isset($schema['required'])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |             $this->required = array_merge( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |                 $this->required, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |                 $schema['required'] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |             ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |         foreach ($schema as $key => $value) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |             if (!in_array($key, ['required', 'properties', 'title', 'type'])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |                 $this->schemaNames[] = $key; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |                 $this->subSchemaCounter++; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |                 $this->parseSchema($value); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |     public function countSubSchemas() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |         return $this->subSchemaCounter; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |     public function completeSchema() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |         return $this->completeSchema; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |     public function schemaNames() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |         return $this->schemaNames; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |     public function getTitle() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |         return $this->completeSchema['title']; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |     /** @todo move this inside an applipcation service */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |     public function validate($json)  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |         $jsonAsArray = json_decode($json, true); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |         foreach ($jsonAsArray as $name => $property) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |             if (!isset($this->properties()[$name])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |                 throw new Exceptions\NotAllowedPropertyException(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |         foreach ($this->required as $requiredProperty) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |             if (!isset($jsonAsArray[$requiredProperty])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |                 throw new Exceptions\MissingPropertyException(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |         foreach ($jsonAsArray as $name => $property) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |             $prop = $this->properties()[$name]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |             if (gettype($jsonAsArray[$name]) != $prop['type']) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |                 if ($prop['type'] == Schema::PRIMITIVE_INTEGER && is_numeric($jsonAsArray[$name])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |                     continue; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |                 } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |                 if ($prop['type'] == Schema::PRIMITIVE_ARRAY) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |                     if (!isset($prop['items'])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |                         throw new Exceptions\UndefinedArrayItemsTypeException(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |                     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |                 } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |                 throw new Exceptions\NotAllowedValueException(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |         return json_decode($json); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |     public function properties() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  |         return $this->properties; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 148 |  |  |  | 
            
                                                        
            
                                    
            
            
                | 149 |  |  |     public function required() | 
            
                                                        
            
                                    
            
            
                | 150 |  |  |     { | 
            
                                                        
            
                                    
            
            
                | 151 |  |  |         return $this->required; | 
            
                                                        
            
                                    
            
            
                | 152 |  |  |     } | 
            
                                                        
            
                                    
            
            
                | 153 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 154 |  |  |  | 
            
                        
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: