TableState::__clone() - Code Metrics - Inspection of "improvements in dbal" - spiral/components - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Branch — feature/pre-split (f1ffcf)

by Anton

created 2017-01-04 16:49 UTC

TableState::__clone() A

↳ Parent: TableState

Complexity

Conditions	4
Paths	8

Size

Total Lines	14
Code Lines	7

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	4
eloc	7
nc	8
nop	0
dl	0
loc	14
rs	9.2
c	0
b	0
f	0

<?php
/**
 * Spiral Framework.
 *
 * @license   MIT
 * @author    Anton Titov (Wolfy-J)
 */

namespace Spiral\Database\Schemas;

use Spiral\Database\Schemas\Prototypes\AbstractColumn;
use Spiral\Database\Schemas\Prototypes\AbstractIndex;
use Spiral\Database\Schemas\Prototypes\AbstractReference;

/**
 * TableSchema helper used to store original table elements and run comparation between them.
 *
 * Attention: this state IS MUTABLE!
 */
class TableState
{
    /**
     * @var string
     */
    private $name = '';

    /**
     * @var AbstractColumn[]
     */
    private $columns = [];

    /**
     * @var AbstractIndex[]
     */
    private $indexes = [];

    /**
     * @var AbstractReference[]
     */
    private $foreigns = [];

    /**
     * Primary key columns are stored separately from other indexes and can be modified only during
     * table creation.
     *
     * @var array
     */
    private $primaryKeys = [];

    /**
     * @param string $name
     */
    public function __construct(string $name)
    {
        $this->name = $name;
    }

    /**
     * Set table name. Operation will be applied at moment of saving.
     *
     * @param string $name
     */
    public function setName(string $name)
    {
        $this->name = $name;
    }

    /**
     * {@inheritdoc}
     */
    public function getName()
    {
        return $this->name;
    }

    /**
     * {@inheritdoc}
     *
     * Array key points to initial element name.
     *
     * @return AbstractColumn[]
     */
    public function getColumns()
    {
        return $this->columns;
    }

    /**
     * {@inheritdoc}
     *
     * Array key points to initial element name.
     *
     * @return AbstractIndex[]
     */
    public function getIndexes()
    {
        return $this->indexes;
    }

    /**
     * {@inheritdoc}
     *
     * Array key points to initial element name.
     *
     * @return AbstractReference[]
     */
    public function getForeigns()
    {
        return $this->foreigns;
    }

    /**
     * Set table primary keys.
     *
     * @param array $columns
     *
     * @return $this
     */
    public function setPrimaryKeys(array $columns)
    {
        $this->primaryKeys = $columns;

        return $this;
    }

    /**
     * {@inheritdoc}
     *
     * Method combines primary keys with primary keys automatically calculated based on registred
     * columns.
     */
    public function getPrimaryKeys()
    {
        $primaryColumns = [];
        foreach ($this->getColumns() as $column) {
            if ($column->abstractType() == 'primary' || $column->abstractType() == 'bigPrimary') {
                if (!in_array($column->getName(), $this->primaryKeys)) {
                    //Only columns not listed as primary keys already
                    $primaryColumns[] = $column->getName();
                }
            }
        }

        return array_unique(array_merge($this->primaryKeys, $primaryColumns));
    }

    /**
     * {@inheritdoc}
     *
     * Lookup is performed based on initial column name.
     */
    public function hasColumn(string $name): bool
    {
        return !empty($this->findColumn($name));
    }

    /**
     * {@inheritdoc}
     */
    public function hasIndex(array $columns = []): bool
    {
        return !empty($this->findIndex($columns));
    }

    /**
     * {@inheritdoc}
     */
    public function hasForeign($column): bool
    {
        return !empty($this->findForeign($column));
    }

    /**
     * Register new column element.
     *
     * @param AbstractColumn $column
     *
     * @return AbstractColumn
     */
    public function registerColumn(AbstractColumn $column): AbstractColumn
    {
        $this->columns[$column->getName()] = $column;

        return $column;
    }

    /**
     * Register new index element.
     *
     * @param AbstractIndex $index
     *
     * @return AbstractIndex
     */
    public function registerIndex(AbstractIndex $index): AbstractIndex
    {
        $this->indexes[$index->getName()] = $index;

        return $index;
    }

    /**
     * Register new foreign key element.
     *
     * @param AbstractReference $foreign
     *
     * @return AbstractReference
     */
    public function registerForeign(AbstractReference $foreign): AbstractReference
    {
        $this->foreigns[$foreign->getName()] = $foreign;

        return $foreign;
    }

    /**
     * Drop column from table schema.
     *
     * @param AbstractColumn $column
     *
     * @return self
     */
    public function forgetColumn(AbstractColumn $column): TableState
    {
        foreach ($this->columns as $name => $columnSchema) {
            if ($columnSchema == $column) {
                unset($this->columns[$name]);
                break;
            }
        }

        return $this;
    }

    /**
     * Drop index from table schema using it's name or forming columns.
     *
     * @param AbstractIndex $index
     *
     * @return self
     */
    public function forgetIndex(AbstractIndex $index): TableState
    {
        foreach ($this->indexes as $name => $indexSchema) {
            if ($indexSchema == $index) {
                unset($this->indexes[$name]);
                break;
            }
        }

        return $this;
    }

    /**
     * Drop foreign key from table schema using it's forming column.
     *
     * @param AbstractReference $foreign
     *
     * @return self
     */
    public function forgetForeign(AbstractReference $foreign): TableState
    {
        foreach ($this->foreigns as $name => $foreignSchema) {
            if ($foreignSchema == $foreign) {
                unset($this->foreigns[$name]);
                break;
            }
        }

        return $this;
    }

    /**
     * Find column by it's name or return null.
     *
     * @param string $name
     *
     * @return null|AbstractColumn
     */
    public function findColumn(string $name)
    {
        foreach ($this->columns as $column) {
            if ($column->getName() == $name) {
                return $column;
            }
        }

        return null;
    }

    /**
     * Find index by it's columns or return null.
     *
     * @param array $columns
     *
     * @return null|AbstractIndex
     */
    public function findIndex(array $columns)
    {
        foreach ($this->indexes as $index) {
            if ($index->getColumns() == $columns) {
                return $index;
            }
        }

        return null;
    }

    /**
     * Find foreign key by it's column or return null.
     *
     * @param string $column
     *
     * @return null|AbstractReference
     */
    public function findForeign(string $column)
    {
        foreach ($this->foreigns as $reference) {
            if ($reference->getColumn() == $column) {
                return $reference;
            }
        }

        return null;
    }

    /**
     * Remount elements under their current name.
     */
    public function remountElements()
    {
        $columns = [];
        foreach ($this->columns as $column) {
            $columns[$column->getName()] = $column;
        }

        $indexes = [];
        foreach ($this->indexes as $index) {
            $indexes[$index->getName()] = $index;
        }

        $references = [];
        foreach ($this->foreigns as $reference) {
            $references[$reference->getName()] = $reference;
        }

        $this->columns = $columns;
        $this->indexes = $indexes;
        $this->foreigns = $references;
    }

    /**
     * Re-populate schema elements using other state as source. Elements will be cloned under their
     * schema name.
     *
     * @param TableState $source
     *
     * @return self
     */
    public function syncState(TableState $source): self
    {
        $this->name = $source->name;
        $this->primaryKeys = $source->primaryKeys;

        $this->columns = [];
        foreach ($source->columns as $name => $column) {
            $this->columns[$name] = clone $column;
        }

        $this->indexes = [];
        foreach ($source->indexes as $name => $index) {
            $this->indexes[$name] = clone $index;
        }

        $this->foreigns = [];
        foreach ($source->foreigns as $name => $reference) {
            $this->foreigns[$name] = clone $reference;
        }

        $this->remountElements();

        return $this;
    }

    /**
     * Cloning all elements.
     */
    public function __clone()
    {
        foreach ($this->columns as $name => $column) {
            $this->columns[$name] = clone $column;
        }

        foreach ($this->indexes as $name => $index) {
            $this->indexes[$name] = clone $index;
        }

        foreach ($this->foreigns as $name => $foreign) {
            $this->foreigns[$name] = clone $foreign;
        }
    }
}


1			<?php
2			/**
3			* Spiral Framework.
4			*
5			* @license MIT
6			* @author Anton Titov (Wolfy-J)
7			*/
8
9			namespace Spiral\Database\Schemas;
10
11			use Spiral\Database\Schemas\Prototypes\AbstractColumn;
12			use Spiral\Database\Schemas\Prototypes\AbstractIndex;
13			use Spiral\Database\Schemas\Prototypes\AbstractReference;
14
15			/**
16			* TableSchema helper used to store original table elements and run comparation between them.
17			*
18			* Attention: this state IS MUTABLE!
19			*/
20			class TableState
21			{
22			/**
23			* @var string
24			*/
25			private $name = '';
26
27			/**
28			* @var AbstractColumn[]
29			*/
30			private $columns = [];
31
32			/**
33			* @var AbstractIndex[]
34			*/
35			private $indexes = [];
36
37			/**
38			* @var AbstractReference[]
39			*/
40			private $foreigns = [];
41
42			/**
43			* Primary key columns are stored separately from other indexes and can be modified only during
44			* table creation.
45			*
46			* @var array
47			*/
48			private $primaryKeys = [];
49
50			/**
51			* @param string $name
52			*/
53			public function __construct(string $name)
54			{
55			$this->name = $name;
56			}
57
58			/**
59			* Set table name. Operation will be applied at moment of saving.
60			*
61			* @param string $name
62			*/
63			public function setName(string $name)
64			{
65			$this->name = $name;
66			}
67
68			/**
69			* {@inheritdoc}
70			*/
71			public function getName()
72			{
73			return $this->name;
74			}
75
76			/**
77			* {@inheritdoc}
78			*
79			* Array key points to initial element name.
80			*
81			* @return AbstractColumn[]
82			*/
83			public function getColumns()
84			{
85			return $this->columns;
86			}
87
88			/**
89			* {@inheritdoc}
90			*
91			* Array key points to initial element name.
92			*
93			* @return AbstractIndex[]
94			*/
95			public function getIndexes()
96			{
97			return $this->indexes;
98			}
99
100			/**
101			* {@inheritdoc}
102			*
103			* Array key points to initial element name.
104			*
105			* @return AbstractReference[]
106			*/
107			public function getForeigns()
108			{
109			return $this->foreigns;
110			}
111
112			/**
113			* Set table primary keys.
114			*
115			* @param array $columns
116			*
117			* @return $this
118			*/
119			public function setPrimaryKeys(array $columns)
120			{
121			$this->primaryKeys = $columns;
122
123			return $this;
124			}
125
126			/**
127			* {@inheritdoc}
128			*
129			* Method combines primary keys with primary keys automatically calculated based on registred
130			* columns.
131			*/
132			public function getPrimaryKeys()
133			{
134			$primaryColumns = [];
135			foreach ($this->getColumns() as $column) {
136			if ($column->abstractType() == 'primary' \|\| $column->abstractType() == 'bigPrimary') {
137			if (!in_array($column->getName(), $this->primaryKeys)) {
138			//Only columns not listed as primary keys already
139			$primaryColumns[] = $column->getName();
140			}
141			}
142			}
143
144			return array_unique(array_merge($this->primaryKeys, $primaryColumns));
145			}
146
147			/**
148			* {@inheritdoc}
149			*
150			* Lookup is performed based on initial column name.
151			*/
152			public function hasColumn(string $name): bool
153			{
154			return !empty($this->findColumn($name));
155			}
156
157			/**
158			* {@inheritdoc}
159			*/
160			public function hasIndex(array $columns = []): bool
161			{
162			return !empty($this->findIndex($columns));
163			}
164
165			/**
166			* {@inheritdoc}
167			*/
168			public function hasForeign($column): bool
169			{
170			return !empty($this->findForeign($column));
171			}
172
173			/**
174			* Register new column element.
175			*
176			* @param AbstractColumn $column
177			*
178			* @return AbstractColumn
179			*/
180			public function registerColumn(AbstractColumn $column): AbstractColumn
181			{
182			$this->columns[$column->getName()] = $column;
183
184			return $column;
185			}
186
187			/**
188			* Register new index element.
189			*
190			* @param AbstractIndex $index
191			*
192			* @return AbstractIndex
193			*/
194			public function registerIndex(AbstractIndex $index): AbstractIndex
195			{
196			$this->indexes[$index->getName()] = $index;
197
198			return $index;
199			}
200
201			/**
202			* Register new foreign key element.
203			*
204			* @param AbstractReference $foreign
205			*
206			* @return AbstractReference
207			*/
208			public function registerForeign(AbstractReference $foreign): AbstractReference
209			{
210			$this->foreigns[$foreign->getName()] = $foreign;
211
212			return $foreign;
213			}
214
215			/**
216			* Drop column from table schema.
217			*
218			* @param AbstractColumn $column
219			*
220			* @return self
221			*/
222			public function forgetColumn(AbstractColumn $column): TableState
223			{
224			foreach ($this->columns as $name => $columnSchema) {
225			if ($columnSchema == $column) {
226			unset($this->columns[$name]);
227			break;
228			}
229			}
230
231			return $this;
232			}
233
234			/**
235			* Drop index from table schema using it's name or forming columns.
236			*
237			* @param AbstractIndex $index
238			*
239			* @return self
240			*/
241			public function forgetIndex(AbstractIndex $index): TableState
242			{
243			foreach ($this->indexes as $name => $indexSchema) {
244			if ($indexSchema == $index) {
245			unset($this->indexes[$name]);
246			break;
247			}
248			}
249
250			return $this;
251			}
252
253			/**
254			* Drop foreign key from table schema using it's forming column.
255			*
256			* @param AbstractReference $foreign
257			*
258			* @return self
259			*/
260			public function forgetForeign(AbstractReference $foreign): TableState
261			{
262			foreach ($this->foreigns as $name => $foreignSchema) {
263			if ($foreignSchema == $foreign) {
264			unset($this->foreigns[$name]);
265			break;
266			}
267			}
268
269			return $this;
270			}
271
272			/**
273			* Find column by it's name or return null.
274			*
275			* @param string $name
276			*
277			* @return null\|AbstractColumn
278			*/
279			public function findColumn(string $name)
280			{
281			foreach ($this->columns as $column) {
282			if ($column->getName() == $name) {
283			return $column;
284			}
285			}
286
287			return null;
288			}
289
290			/**
291			* Find index by it's columns or return null.
292			*
293			* @param array $columns
294			*
295			* @return null\|AbstractIndex
296			*/
297			public function findIndex(array $columns)
298			{
299			foreach ($this->indexes as $index) {
300			if ($index->getColumns() == $columns) {
301			return $index;
302			}
303			}
304
305			return null;
306			}
307
308			/**
309			* Find foreign key by it's column or return null.
310			*
311			* @param string $column
312			*
313			* @return null\|AbstractReference
314			*/
315			public function findForeign(string $column)
316			{
317			foreach ($this->foreigns as $reference) {
318			if ($reference->getColumn() == $column) {
319			return $reference;
320			}
321			}
322
323			return null;
324			}
325
326			/**
327			* Remount elements under their current name.
328			*/
329			public function remountElements()
330			{
331			$columns = [];
332			foreach ($this->columns as $column) {
333			$columns[$column->getName()] = $column;
334			}
335
336			$indexes = [];
337			foreach ($this->indexes as $index) {
338			$indexes[$index->getName()] = $index;
339			}
340
341			$references = [];
342			foreach ($this->foreigns as $reference) {
343			$references[$reference->getName()] = $reference;
344			}
345
346			$this->columns = $columns;
347			$this->indexes = $indexes;
348			$this->foreigns = $references;
349			}
350
351			/**
352			* Re-populate schema elements using other state as source. Elements will be cloned under their
353			* schema name.
354			*
355			* @param TableState $source
356			*
357			* @return self
358			*/
359			public function syncState(TableState $source): self
360			{
361			$this->name = $source->name;
362			$this->primaryKeys = $source->primaryKeys;
363
364			$this->columns = [];
365			foreach ($source->columns as $name => $column) {
366			$this->columns[$name] = clone $column;
367			}
368
369			$this->indexes = [];
370			foreach ($source->indexes as $name => $index) {
371			$this->indexes[$name] = clone $index;
372			}
373
374			$this->foreigns = [];
375			foreach ($source->foreigns as $name => $reference) {
376			$this->foreigns[$name] = clone $reference;
377			}
378
379			$this->remountElements();
380
381			return $this;
382			}
383
384			/**
385			* Cloning all elements.
386			*/
387			public function __clone()
388			{
389			foreach ($this->columns as $name => $column) {
390			$this->columns[$name] = clone $column;
391			}
392
393			foreach ($this->indexes as $name => $index) {
394			$this->indexes[$name] = clone $index;
395			}
396
397			foreach ($this->foreigns as $name => $foreign) {
398			$this->foreigns[$name] = clone $foreign;
399			}
400			}
401			}
402

spiral / components

Branch — feature/pre-split (f1ffcf)

TableState::__clone() A

Complexity

Size

Duplication

Importance

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