SchemaValidator::applyForeignKeysResourceHack() - Code Metrics - Inspection of "updated specs, removed the foreign keys hack, upda..." - OriHoch/tableschema-php - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( cd378b...329175 )

by Ori

created 2017-07-06 16:28 UTC

SchemaValidator::applyForeignKeysResourceHack() B

↳ Parent: Project

Complexity

Conditions	9
Paths	4

Size

Total Lines	16
Code Lines	8

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	9
eloc	8
nc	4
nop	1
dl	0
loc	16
rs	7.756
c	0
b	0
f	0

<?php

namespace frictionlessdata\tableschema;

/**
 * validates a table schema descriptor object
 * returns a list of validation errors.
 */
class SchemaValidator
{
    /**
     * @param object $descriptor
     *
     * @return SchemaValidationError[]
     */
    public static function validate($descriptor)
    {
        $validator = new self($descriptor);

        return $validator->getValidationErrors();
    }

    /**
     * @param object $descriptor
     */
    public function __construct($descriptor)
    {
        $this->descriptor = $descriptor;
class MyClass { }

$x = new MyClass();
$x->foo = true;
        $this->errors = [];
class MyClass { }

$x = new MyClass();
$x->foo = true;
    }

    /**
     * @return SchemaValidationError[]
     */
    public function getValidationErrors()
    {
        $this->errors = [];
        $this->validateSchema();
        if (count($this->errors) == 0) {
            $this->validateKeys();
        }

        return $this->errors;
    }

    /**
     * @param int   $code
     * @param mixed $extraDetails
     */
    protected function addError($code, $extraDetails = null)
    {
        $this->errors[] = new SchemaValidationError($code, $extraDetails);
    }

    protected function validateSchema()
    {
        // Validate
        $validator = new \JsonSchema\Validator();
        $descriptor = json_decode(json_encode($this->descriptor));
        $validator->validate(
            $descriptor,
            (object) ['$ref' => 'file://'.realpath(dirname(__FILE__)).'/schemas/table-schema.json']
        );
        if (!$validator->isValid()) {
            foreach ($validator->getErrors() as $error) {
                $this->addError(
                    SchemaValidationError::SCHEMA_VIOLATION,
                    sprintf('[%s] %s', $error['property'], $error['message'])
                );
            }
        }
    }

    protected function validateKeys()
    {
        $fieldNames = array_map(function ($field) {
            return $field->name;
        }, $this->descriptor->fields);
        if (isset($this->descriptor->primaryKey)) {
            $primaryKey = is_array($this->descriptor->primaryKey) ? $this->descriptor->primaryKey : [$this->descriptor->primaryKey];
            foreach ($primaryKey as $primaryKeyField) {
                if (!in_array($primaryKeyField, $fieldNames)) {
                    $this->addError(
                        SchemaValidationError::SCHEMA_VIOLATION,
                        "primary key must refer to a field name ({$primaryKeyField})"
                    );
                }
            }
        }
        if (isset($this->descriptor->foreignKeys)) {
            foreach ($this->descriptor->foreignKeys as $foreignKey) {
                $fields = is_array($foreignKey->fields) ? $foreignKey->fields : [$foreignKey->fields];
                foreach ($fields as $field) {
                    if (!in_array($field, $fieldNames)) {
                        $this->addError(
                            SchemaValidationError::SCHEMA_VIOLATION,
                            "foreign key fields must refer to a field name ({$field})"
                        );
                    }
                }
                if ($foreignKey->reference->resource == '') {
                    // empty resource = reference to self
                    foreach ($foreignKey->reference->fields as $field) {
                        if (!in_array($field, $fieldNames)) {
                            $this->addError(
                                SchemaValidationError::SCHEMA_VIOLATION,
                                "foreign key reference to self must refer to a field name ({$field})"
                            );
                        }
                    }
                }
            }
        }
    }
}


1			<?php
2
3			namespace frictionlessdata\tableschema;
4
5			/**
6			* validates a table schema descriptor object
7			* returns a list of validation errors.
8			*/
9			class SchemaValidator
10			{
11			/**
12			* @param object $descriptor
13			*
14			* @return SchemaValidationError[]
15			*/
16			public static function validate($descriptor)
17			{
18			$validator = new self($descriptor);
19
20			return $validator->getValidationErrors();
21			}
22
23			/**
24			* @param object $descriptor
25			*/
26			public function __construct($descriptor)
27			{
28			$this->descriptor = $descriptor;
			0 ignored issues – show Bug introduced 2017-04-18 05:57 UTC by Report Bug Copy Issue Report The property `descriptor` does not exist. Did you maybe forget to declare it? In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code: class MyClass { } $x = new MyClass(); $x->foo = true; Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: class MyClass { public $foo; } $x = new MyClass(); $x->foo = true; Loading history...
29			$this->errors = [];
			0 ignored issues – show Bug introduced 2017-04-27 14:43 UTC by Report Bug Copy Issue Report The property `errors` does not exist. Did you maybe forget to declare it? In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code: class MyClass { } $x = new MyClass(); $x->foo = true; Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: class MyClass { public $foo; } $x = new MyClass(); $x->foo = true; Loading history...
30			}
31
32			/**
33			* @return SchemaValidationError[]
34			*/
35			public function getValidationErrors()
36			{
37			$this->errors = [];
38			$this->validateSchema();
39			if (count($this->errors) == 0) {
40			$this->validateKeys();
41			}
42
43			return $this->errors;
44			}
45
46			/**
47			* @param int $code
48			* @param mixed $extraDetails
49			*/
50			protected function addError($code, $extraDetails = null)
51			{
52			$this->errors[] = new SchemaValidationError($code, $extraDetails);
53			}
54
55			protected function validateSchema()
56			{
57			// Validate
58			$validator = new \JsonSchema\Validator();
59			$descriptor = json_decode(json_encode($this->descriptor));
60			$validator->validate(
61			$descriptor,
62			(object) ['$ref' => 'file://'.realpath(dirname(__FILE__)).'/schemas/table-schema.json']
63			);
64			if (!$validator->isValid()) {
65			foreach ($validator->getErrors() as $error) {
66			$this->addError(
67			SchemaValidationError::SCHEMA_VIOLATION,
68			sprintf('[%s] %s', $error['property'], $error['message'])
69			);
70			}
71			}
72			}
73
74			protected function validateKeys()
75			{
76			$fieldNames = array_map(function ($field) {
77			return $field->name;
78			}, $this->descriptor->fields);
79			if (isset($this->descriptor->primaryKey)) {
80			$primaryKey = is_array($this->descriptor->primaryKey) ? $this->descriptor->primaryKey : [$this->descriptor->primaryKey];
81			foreach ($primaryKey as $primaryKeyField) {
82			if (!in_array($primaryKeyField, $fieldNames)) {
83			$this->addError(
84			SchemaValidationError::SCHEMA_VIOLATION,
85			"primary key must refer to a field name ({$primaryKeyField})"
86			);
87			}
88			}
89			}
90			if (isset($this->descriptor->foreignKeys)) {
91			foreach ($this->descriptor->foreignKeys as $foreignKey) {
92			$fields = is_array($foreignKey->fields) ? $foreignKey->fields : [$foreignKey->fields];
93			foreach ($fields as $field) {
94			if (!in_array($field, $fieldNames)) {
95			$this->addError(
96			SchemaValidationError::SCHEMA_VIOLATION,
97			"foreign key fields must refer to a field name ({$field})"
98			);
99			}
100			}
101			if ($foreignKey->reference->resource == '') {
102			// empty resource = reference to self
103			foreach ($foreignKey->reference->fields as $field) {
104			if (!in_array($field, $fieldNames)) {
105			$this->addError(
106			SchemaValidationError::SCHEMA_VIOLATION,
107			"foreign key reference to self must refer to a field name ({$field})"
108			);
109			}
110			}
111			}
112			}
113			}
114			}
115			}
116

OriHoch / tableschema-php

Push — master ( cd378b...329175 )

SchemaValidator::applyForeignKeysResourceHack() B

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