ColumnSchema::phpTypecastComposite() - Code Metrics - Inspection of "Support composite types (#303)" - yiisoft/db-pgsql - Measure and Improve Code Quality continuously with Scrutinizer

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by Sergei

created 2024-01-09 09:08 UTC

ColumnSchema::phpTypecastComposite() A

↳ Parent: ColumnSchema

Complexity

Conditions	5
Paths	8

Size

Total Lines	25
Code Lines	12

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	13
CRAP Score	5

Importance

Changes

Metric	Value
cc	5
eloc	12
nc	8
nop	1
dl	0
loc	25
ccs	13
cts	13
cp	1
crap	5
rs	9.5555
c	0
b	0
f	0

<?php

declare(strict_types=1);

namespace Yiisoft\Db\Pgsql;

use JsonException;
use PDO;
use Yiisoft\Db\Command\Param;
use Yiisoft\Db\Expression\ArrayExpression;
use Yiisoft\Db\Expression\ExpressionInterface;
use Yiisoft\Db\Expression\JsonExpression;
use Yiisoft\Db\Pgsql\Composite\CompositeExpression;
use Yiisoft\Db\Pgsql\Composite\CompositeParser;
use Yiisoft\Db\Schema\AbstractColumnSchema;
use Yiisoft\Db\Schema\ColumnSchemaInterface;
use Yiisoft\Db\Schema\SchemaInterface;

use function array_walk_recursive;
use function bindec;
use function decbin;
use function is_array;
use function is_int;
use function is_string;
use function json_decode;
use function str_pad;

/**
 * Represents the metadata of a column in a database table for PostgreSQL Server.
 *
 * It provides information about the column's name, type, size, precision, and other details.
 *
 * It's used to store and retrieve metadata about a column in a database table and is typically used in conjunction with
 * the {@see TableSchema}, which represents the metadata of a database table as a whole.
 *
 * The following code shows how to use:
 *
 * ```php
 * use Yiisoft\Db\Pgsql\ColumnSchema;
 *
 * $column = new ColumnSchema();
 * $column->name('id');
 * $column->allowNull(false);
 * $column->dbType('integer');
 * $column->phpType('integer');
 * $column->type('integer');
 * $column->defaultValue(0);
 * $column->autoIncrement(true);
 * $column->primaryKey(true);
 * ```
 */
final class ColumnSchema extends AbstractColumnSchema
{
    /**
     * @var int The dimension of array. Defaults to 0, means this column isn't an array.
     */
    private int $dimension = 0;

    /**
     * @var string|null Name of an associated sequence if column is auto incremental.
     */
    private string|null $sequenceName = null;

    /**
     * @var ColumnSchemaInterface[] Columns metadata of the composite type.
     * @psalm-var array<string, ColumnSchemaInterface>
     */
    private array $columns = [];

    /**
     * Converts the input value according to {@see type} and {@see dbType} for use in a db query.
     *
     * If the value is null or an {@see Expression}, it won't be converted.
     *
     * @param mixed $value input value
     *
     * @return mixed Converted value.
     */
    public function dbTypecast(mixed $value): mixed
    {
        if ($this->dimension > 0) {
            if ($value === null || $value instanceof ExpressionInterface) {
                return $value;
            }

            if ($this->getType() === Schema::TYPE_COMPOSITE) {
filter:
    dependency_paths: ["lib/*"]
                $value = $this->dbTypecastArray($value, $this->dimension);
            }

            return new ArrayExpression($value, $this->getDbType(), $this->dimension);
        }

        return $this->dbTypecastValue($value);
    }

    /**
     * Recursively converts array values for use in a db query.
     *
     * @param mixed $value The array or iterable object.
     * @param int $dimension The array dimension. Should be more than 0.
     *
     * @return array|null Converted values.
     */
    private function dbTypecastArray(mixed $value, int $dimension): array|null
    {
        if ($value === null) {
            return null;
        }

        if (!is_iterable($value)) {
            return [];
        }

        $items = [];

        if ($dimension > 1) {
            foreach ($value as $val) {
                $items[] = $this->dbTypecastArray($val, $dimension - 1);
            }
        } else {
            foreach ($value as $val) {
                $items[] = $this->dbTypecastValue($val);
            }
        }

        return $items;
    }

    /**
     * Converts the input value for use in a db query.
     */
    private function dbTypecastValue(mixed $value): mixed
    {
        if ($value === null || $value instanceof ExpressionInterface) {
            return $value;
        }

        return match ($this->getType()) {
            SchemaInterface::TYPE_JSON => new JsonExpression($value, $this->getDbType()),

            SchemaInterface::TYPE_BINARY => is_string($value)
                ? new Param($value, PDO::PARAM_LOB) // explicitly setup PDO param type for binary column
                : $this->typecast($value),

            Schema::TYPE_BIT => is_int($value)
                ? str_pad(decbin($value), (int) $this->getSize(), '0', STR_PAD_LEFT)
                : (string) $value,

            Schema::TYPE_COMPOSITE => new CompositeExpression($value, $this->getDbType(), $this->columns),

            default => $this->typecast($value),
        };
    }

    /**
     * Converts the input value according to {@see phpType} after retrieval from the database.
     *
     * If the value is null or an {@see Expression}, it won't be converted.
     *
     * @param mixed $value The input value
     *
     * @throws JsonException
     *
     * @return mixed The converted value
     */
    public function phpTypecast(mixed $value): mixed
    {
        if ($this->dimension > 0) {
            if (is_string($value)) {
                $value = $this->getArrayParser()->parse($value);
            }

            if (!is_array($value)) {
                return null;
            }

            array_walk_recursive($value, function (mixed &$val) {
                $val = $this->phpTypecastValue($val);
            });

            return $value;
        }

        return $this->phpTypecastValue($value);
    }

    /**
     * Casts $value after retrieving from the DBMS to PHP representation.
     *
     * @throws JsonException
     */
    private function phpTypecastValue(mixed $value): mixed
    {
        if ($value === null) {
            return null;
        }

        return match ($this->getType()) {
            Schema::TYPE_BIT => is_string($value) ? bindec($value) : $value,

            SchemaInterface::TYPE_BOOLEAN => $value && $value !== 'f',

            SchemaInterface::TYPE_JSON
                => json_decode((string) $value, true, 512, JSON_THROW_ON_ERROR),

            Schema::TYPE_COMPOSITE => $this->phpTypecastComposite($value),

            default => parent::phpTypecast($value),
        };
    }

    /**
     * Converts the input value according to the composite type after retrieval from the database.
     */
    private function phpTypecastComposite(mixed $value): array|null
    {
        if (is_string($value)) {
            $value = (new CompositeParser())->parse($value);
        }

        if (!is_iterable($value)) {
            return null;
        }

        $fields = [];
        $columnNames = array_keys($this->columns);

        /** @psalm-var int|string $columnName */
        foreach ($value as $columnName => $item) {
            $columnName = $columnNames[$columnName] ?? $columnName;

            if (isset($this->columns[$columnName])) {
                $item = $this->columns[$columnName]->phpTypecast($item);
            }

            $fields[$columnName] = $item;
        }

        return $fields;
    }

    /**
     * Creates instance of ArrayParser.
     */
    private function getArrayParser(): ArrayParser
    {
        return new ArrayParser();
    }

    /**
     * @return int Get the dimension of the array.
     *
     * Defaults to 0, means this column isn't an array.
     */
    public function getDimension(): int
    {
        return $this->dimension;
    }

    /**
     * @return string|null name of an associated sequence if column is auto incremental.
     */
    public function getSequenceName(): string|null
    {
        return $this->sequenceName;
    }

    /**
     * Set dimension of an array.
     *
     * Defaults to 0, means this column isn't an array.
     */
    public function dimension(int $dimension): void
    {
        $this->dimension = $dimension;
    }

    /**
     * Set the name of an associated sequence if a column is auto incremental.
     */
    public function sequenceName(string|null $sequenceName): void
    {
        $this->sequenceName = $sequenceName;
    }

    /**
     * Set columns of the composite type.
     *
     * @param ColumnSchemaInterface[] $columns The metadata of the composite type columns.
     * @psalm-param array<string, ColumnSchemaInterface> $columns
     */
    public function columns(array $columns): void
    {
        $this->columns = $columns;
    }

    /**
     * Get the metadata of the composite type columns.
     *
     * @return ColumnSchemaInterface[]
     */
    public function getColumns(): array
    {
        return $this->columns;
    }
}


1		<?php
2
3		declare(strict_types=1);
4
5		namespace Yiisoft\Db\Pgsql;
6
7		use JsonException;
8		use PDO;
9		use Yiisoft\Db\Command\Param;
10		use Yiisoft\Db\Expression\ArrayExpression;
11		use Yiisoft\Db\Expression\ExpressionInterface;
12		use Yiisoft\Db\Expression\JsonExpression;
13		use Yiisoft\Db\Pgsql\Composite\CompositeExpression;
14		use Yiisoft\Db\Pgsql\Composite\CompositeParser;
15		use Yiisoft\Db\Schema\AbstractColumnSchema;
16		use Yiisoft\Db\Schema\ColumnSchemaInterface;
17		use Yiisoft\Db\Schema\SchemaInterface;
18
19		use function array_walk_recursive;
20		use function bindec;
21		use function decbin;
22		use function is_array;
23		use function is_int;
24		use function is_string;
25		use function json_decode;
26		use function str_pad;
27
28		/**
29		* Represents the metadata of a column in a database table for PostgreSQL Server.
30		*
31		* It provides information about the column's name, type, size, precision, and other details.
32		*
33		* It's used to store and retrieve metadata about a column in a database table and is typically used in conjunction with
34		* the {@see TableSchema}, which represents the metadata of a database table as a whole.
35		*
36		* The following code shows how to use:
37		*
38		* ```php
39		* use Yiisoft\Db\Pgsql\ColumnSchema;
40		*
41		* $column = new ColumnSchema();
42		* $column->name('id');
43		* $column->allowNull(false);
44		* $column->dbType('integer');
45		* $column->phpType('integer');
46		* $column->type('integer');
47		* $column->defaultValue(0);
48		* $column->autoIncrement(true);
49		* $column->primaryKey(true);
50		* ```
51		*/
52		final class ColumnSchema extends AbstractColumnSchema
53		{
54		/**
55		* @var int The dimension of array. Defaults to 0, means this column isn't an array.
56		*/
57		private int $dimension = 0;
58
59		/**
60		* @var string\|null Name of an associated sequence if column is auto incremental.
61		*/
62		private string\|null $sequenceName = null;
63
64		/**
65		* @var ColumnSchemaInterface[] Columns metadata of the composite type.
66		* @psalm-var array<string, ColumnSchemaInterface>
67		*/
68		private array $columns = [];
69
70		/**
71		* Converts the input value according to {@see type} and {@see dbType} for use in a db query.
72		*
73		* If the value is null or an {@see Expression}, it won't be converted.
74		*
75		* @param mixed $value input value
76		*
77		* @return mixed Converted value.
78		*/
79	104	public function dbTypecast(mixed $value): mixed
80		{
81	104	if ($this->dimension > 0) {
82	4	if ($value === null \|\| $value instanceof ExpressionInterface) {
83	2	return $value;
84		}
85
86	3	if ($this->getType() === Schema::TYPE_COMPOSITE) {
		0 ignored issues – show Bug introduced 2023-07-10 03:43 UTC by Report Bug Copy Issue Report The type `Yiisoft\Db\Pgsql\Schema` was not found. Maybe you did not declare it correctly or list all dependencies? The issue could also be caused by a filter entry in the build configuration. If the path has been excluded in your configuration, e.g. `excluded_paths: ["lib/"]`, you can move it to the dependency path list as follows: filter: dependency_paths: ["lib/"] For further information see https://scrutinizer-ci.com/docs/tools/php/php-scrutinizer/#list-dependency-paths Loading history...
87	1	$value = $this->dbTypecastArray($value, $this->dimension);
88		}
89
90	3	return new ArrayExpression($value, $this->getDbType(), $this->dimension);
91		}
92
93	103	return $this->dbTypecastValue($value);
94		}
95
96		/**
97		* Recursively converts array values for use in a db query.
98		*
99		* @param mixed $value The array or iterable object.
100		* @param int $dimension The array dimension. Should be more than 0.
101		*
102		* @return array\|null Converted values.
103		*/
104	1	private function dbTypecastArray(mixed $value, int $dimension): array\|null
105		{
106	1	if ($value === null) {
107	1	return null;
108		}
109
110	1	if (!is_iterable($value)) {
111	1	return [];
112		}
113
114	1	$items = [];
115
116	1	if ($dimension > 1) {
117	1	foreach ($value as $val) {
118	1	$items[] = $this->dbTypecastArray($val, $dimension - 1);
119		}
120		} else {
121	1	foreach ($value as $val) {
122	1	$items[] = $this->dbTypecastValue($val);
123		}
124		}
125
126	1	return $items;
127		}
128
129		/**
130		* Converts the input value for use in a db query.
131		*/
132	103	private function dbTypecastValue(mixed $value): mixed
133		{
134	103	if ($value === null \|\| $value instanceof ExpressionInterface) {
135	38	return $value;
136		}
137
138	95	return match ($this->getType()) {
139	95	SchemaInterface::TYPE_JSON => new JsonExpression($value, $this->getDbType()),
140
141	95	SchemaInterface::TYPE_BINARY => is_string($value)
142	3	? new Param($value, PDO::PARAM_LOB) // explicitly setup PDO param type for binary column
143	3	: $this->typecast($value),
144
145	95	Schema::TYPE_BIT => is_int($value)
146	1	? str_pad(decbin($value), (int) $this->getSize(), '0', STR_PAD_LEFT)
147	2	: (string) $value,
148
149	95	Schema::TYPE_COMPOSITE => new CompositeExpression($value, $this->getDbType(), $this->columns),
150
151	95	default => $this->typecast($value),
152	95	};
153		}
154
155		/**
156		* Converts the input value according to {@see phpType} after retrieval from the database.
157		*
158		* If the value is null or an {@see Expression}, it won't be converted.
159		*
160		* @param mixed $value The input value
161		*
162		* @throws JsonException
163		*
164		* @return mixed The converted value
165		*/
166	101	public function phpTypecast(mixed $value): mixed
167		{
168	101	if ($this->dimension > 0) {
169	12	if (is_string($value)) {
170	12	$value = $this->getArrayParser()->parse($value);
171		}
172
173	12	if (!is_array($value)) {
174	1	return null;
175		}
176
177	12	array_walk_recursive($value, function (mixed &$val) {
178	12	$val = $this->phpTypecastValue($val);
179	12	});
180
181	12	return $value;
182		}
183
184	95	return $this->phpTypecastValue($value);
185		}
186
187		/**
188		* Casts $value after retrieving from the DBMS to PHP representation.
189		*
190		* @throws JsonException
191		*/
192	101	private function phpTypecastValue(mixed $value): mixed
193		{
194	101	if ($value === null) {
195	11	return null;
196		}
197
198	101	return match ($this->getType()) {
199	101	Schema::TYPE_BIT => is_string($value) ? bindec($value) : $value,
200
201	101	SchemaInterface::TYPE_BOOLEAN => $value && $value !== 'f',
202
203	101	SchemaInterface::TYPE_JSON
204	101	=> json_decode((string) $value, true, 512, JSON_THROW_ON_ERROR),
205
206	101	Schema::TYPE_COMPOSITE => $this->phpTypecastComposite($value),
207
208	101	default => parent::phpTypecast($value),
209	101	};
210		}
211
212		/**
213		* Converts the input value according to the composite type after retrieval from the database.
214		*/
215	5	private function phpTypecastComposite(mixed $value): array\|null
216		{
217	5	if (is_string($value)) {
218	5	$value = (new CompositeParser())->parse($value);
219		}
220
221	5	if (!is_iterable($value)) {
222	1	return null;
223		}
224
225	5	$fields = [];
226	5	$columnNames = array_keys($this->columns);
227
228		/** @psalm-var int\|string $columnName */
229	5	foreach ($value as $columnName => $item) {
230	5	$columnName = $columnNames[$columnName] ?? $columnName;
231
232	5	if (isset($this->columns[$columnName])) {
233	5	$item = $this->columns[$columnName]->phpTypecast($item);
234		}
235
236	5	$fields[$columnName] = $item;
237		}
238
239	5	return $fields;
240		}
241
242		/**
243		* Creates instance of ArrayParser.
244		*/
245	12	private function getArrayParser(): ArrayParser
246		{
247	12	return new ArrayParser();
248		}
249
250		/**
251		* @return int Get the dimension of the array.
252		*
253		* Defaults to 0, means this column isn't an array.
254		*/
255	6	public function getDimension(): int
256		{
257	6	return $this->dimension;
258		}
259
260		/**
261		* @return string\|null name of an associated sequence if column is auto incremental.
262		*/
263	102	public function getSequenceName(): string\|null
264		{
265	102	return $this->sequenceName;
266		}
267
268		/**
269		* Set dimension of an array.
270		*
271		* Defaults to 0, means this column isn't an array.
272		*/
273	167	public function dimension(int $dimension): void
274		{
275	167	$this->dimension = $dimension;
276		}
277
278		/**
279		* Set the name of an associated sequence if a column is auto incremental.
280		*/
281	82	public function sequenceName(string\|null $sequenceName): void
282		{
283	82	$this->sequenceName = $sequenceName;
284		}
285
286		/**
287		* Set columns of the composite type.
288		*
289		* @param ColumnSchemaInterface[] $columns The metadata of the composite type columns.
290		* @psalm-param array<string, ColumnSchemaInterface> $columns
291		*/
292	5	public function columns(array $columns): void
293		{
294	5	$this->columns = $columns;
295		}
296
297		/**
298		* Get the metadata of the composite type columns.
299		*
300		* @return ColumnSchemaInterface[]
301		*/
302	5	public function getColumns(): array
303		{
304	5	return $this->columns;
305		}
306		}
307

yiisoft / db-pgsql

Push — master ( c4f127...730a00 )

ColumnSchema::phpTypecastComposite() A

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