InConditionBuilder::buildCompositeInCondition() - Code Metrics - Inspection of "Implement ExpressionInterface in Query" - yiisoft/yii2 - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#15643)

by Dmitry

created 2018-02-12 14:57 UTC

InConditionBuilder::buildCompositeInCondition() C

↳ Parent: InConditionBuilder

Complexity

Conditions	8
Paths	20

Size

Total Lines	26
Code Lines	16

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	14
CRAP Score	8.0189

Importance

Changes

Metric	Value
dl	0
loc	26
ccs	14
cts	15
cp	0.9333
rs	5.3846
c	0
b	0
f	0
cc	8
eloc	16
nc	20
nop	4
crap	8.0189

<?php

namespace yii\db\conditions;

use yii\db\ExpressionBuilderInterface;
use yii\db\ExpressionBuilderTrait;
use yii\db\ExpressionInterface;
use yii\db\Query;

/**
 * Class InConditionBuilder builds objects of [[InCondition]]
 *
 * @author Dmytro Naumenko <[email protected]>
 * @since 2.0.14
 */
class InConditionBuilder implements ExpressionBuilderInterface
{
    use ExpressionBuilderTrait;

    /**
     * Method builds the raw SQL from the $expression that will not be additionally
     * escaped or quoted.
     *
     * @param ExpressionInterface|InCondition $expression the expression to be built.
     * @param array $params the binding parameters.
     * @return string the raw SQL that will not be additionally escaped or quoted.
     */
    public function build(ExpressionInterface $expression, array &$params = [])
    {
        $operator = $expression->getOperator();
interface User
{
    /** @return string */
    public function getPassword();
}

class MyUser implements User
{
    public function getPassword()
    {
        // return something
    }

    public function getDisplayName()
    {
        // return some name.
    }
}

class AuthSystem
{
    public function authenticate(User $user)
    {
        $this->logger->info(sprintf('Authenticating %s.', $user->getDisplayName()));
        // do something.
    }
}
        $column = $expression->getColumn();
interface User
{
    /** @return string */
    public function getPassword();
}

class MyUser implements User
{
    public function getPassword()
    {
        // return something
    }

    public function getDisplayName()
    {
        // return some name.
    }
}

class AuthSystem
{
    public function authenticate(User $user)
    {
        $this->logger->info(sprintf('Authenticating %s.', $user->getDisplayName()));
        // do something.
    }
}
        $values = $expression->getValues();
interface User
{
    /** @return string */
    public function getPassword();
}

class MyUser implements User
{
    public function getPassword()
    {
        // return something
    }

    public function getDisplayName()
    {
        // return some name.
    }
}

class AuthSystem
{
    public function authenticate(User $user)
    {
        $this->logger->info(sprintf('Authenticating %s.', $user->getDisplayName()));
        // do something.
    }
}

        if ($column === []) {
            // no columns to test against
            return $operator === 'IN' ? '0=1' : '';
        }

        if ($values instanceof Query) {
            return $this->buildSubqueryInCondition($operator, $column, $values, $params);
        }

        if (!is_array($values) && !$values instanceof \Traversable) {
            // ensure values is an array
            $values = (array) $values;
        }
        if ($column instanceof \Traversable || ((is_array($column) || $column instanceof \Countable) && count($column) > 1)) {
            return $this->buildCompositeInCondition($operator, $column, $values, $params);
        }

        if (is_array($column)) {
            $column = reset($column);
        }

        $sqlValues = $this->buildValues($expression, $values, $params);

        if (empty($sqlValues)) {
            return $operator === 'IN' ? '0=1' : '';
        }

        if (strpos($column, '(') === false) {
            $column = $this->queryBuilder->db->quoteColumnName($column);
        }
        if (count($sqlValues) > 1) {
            return "$column $operator (" . implode(', ', $sqlValues) . ')';
        }

        $operator = $operator === 'IN' ? '=' : '<>';

        return $column . $operator . reset($sqlValues);
    }

    /**
     * Builds $values to be used in [[InCondition]]
     *
     * @param ConditionInterface|InCondition $condition
     * @param array $values
     * @param array $params the binding parameters
     * @return array of prepared for SQL placeholders
     */
    protected function buildValues(ConditionInterface $condition, $values, &$params)
    {
        $sqlValues = [];
        $column = $condition->getColumn();
interface User
{
    /** @return string */
    public function getPassword();
}

class MyUser implements User
{
    public function getPassword()
    {
        // return something
    }

    public function getDisplayName()
    {
        // return some name.
    }
}

class AuthSystem
{
    public function authenticate(User $user)
    {
        $this->logger->info(sprintf('Authenticating %s.', $user->getDisplayName()));
        // do something.
    }
}

        foreach ($values as $i => $value) {
            if (is_array($value) || $value instanceof \ArrayAccess) {
                $value = isset($value[$column]) ? $value[$column] : null;
            }
            if ($value === null) {
                $sqlValues[$i] = 'NULL';
            } elseif ($value instanceof ExpressionInterface) {
                $sqlValues[$i] = $this->queryBuilder->buildExpression($value, $params);
            } else {
                $sqlValues[$i] = $this->queryBuilder->bindParam($value, $params);
            }
        }

        return $sqlValues;
    }

    /**
     * Builds SQL for IN condition.
     *
     * @param string $operator
     * @param array|string $columns
     * @param Query $values
     * @param array $params
     * @return string SQL
     */
    protected function buildSubqueryInCondition($operator, $columns, $values, &$params)
    {
        $sql = $this->queryBuilder->buildExpression($values, $params);

        if (is_array($columns)) {
            foreach ($columns as $i => $col) {
                if (strpos($col, '(') === false) {
                    $columns[$i] = $this->queryBuilder->db->quoteColumnName($col);
                }
            }

            return '(' . implode(', ', $columns) . ") $operator $sql";
        }

        if (strpos($columns, '(') === false) {
            $columns = $this->queryBuilder->db->quoteColumnName($columns);
        }

        return "$columns $operator $sql";
    }

    /**
     * Builds SQL for IN condition.
     *
     * @param string $operator
     * @param array|\Traversable $columns
     * @param array $values
     * @param array $params
     * @return string SQL
     */
    protected function buildCompositeInCondition($operator, $columns, $values, &$params)
    {
        $vss = [];
        foreach ($values as $value) {
            $vs = [];
            foreach ($columns as $column) {
                if (isset($value[$column])) {
                    $vs[] = $this->queryBuilder->bindParam($value[$column], $params);
                } else {
                    $vs[] = 'NULL';
                }
            }
            $vss[] = '(' . implode(', ', $vs) . ')';
        }

        if (empty($vss)) {
            return $operator === 'IN' ? '0=1' : '';
        }

        $sqlColumns = [];
        foreach ($columns as $i => $column) {
            $sqlColumns[] = strpos($column, '(') === false ? $this->queryBuilder->db->quoteColumnName($column) : $column;
        }

        return '(' . implode(', ', $sqlColumns) . ") $operator (" . implode(', ', $vss) . ')';
    }
}


1		<?php
2
3		namespace yii\db\conditions;
4
5		use yii\db\ExpressionBuilderInterface;
6		use yii\db\ExpressionBuilderTrait;
7		use yii\db\ExpressionInterface;
8		use yii\db\Query;
9
10		/**
11		* Class InConditionBuilder builds objects of [[InCondition]]
12		*
13		* @author Dmytro Naumenko <[email protected]>
14		* @since 2.0.14
15		*/
16		class InConditionBuilder implements ExpressionBuilderInterface
17		{
18		use ExpressionBuilderTrait;
19
20		/**
21		* Method builds the raw SQL from the $expression that will not be additionally
22		* escaped or quoted.
23		*
24		* @param ExpressionInterface\|InCondition $expression the expression to be built.
25		* @param array $params the binding parameters.
26		* @return string the raw SQL that will not be additionally escaped or quoted.
27		*/
28	248	public function build(ExpressionInterface $expression, array &$params = [])
29		{
30	248	$operator = $expression->getOperator();
		0 ignored issues – show Bug introduced 2018-02-11 17:05 UTC by Report Bug Copy Issue Report It seems like you code against a concrete implementation and not the interface `yii\db\ExpressionInterface` as the method `getOperator()` does only exist in the following implementations of said interface: `yii\db\conditions\AndCondition`, `yii\db\conditions\BetweenColumnsCondition`, `yii\db\conditions\BetweenCondition`, `yii\db\conditions\ConjunctionCondition`, `yii\db\conditions\ExistsCondition`, `yii\db\conditions\InCondition`, `yii\db\conditions\LikeCondition`, `yii\db\conditions\OrCondition`, `yii\db\conditions\SimpleCondition`. Let’s take a look at an example: interface User { /** @return string / public function getPassword(); } class MyUser implements User { public function getPassword() { // return something } public function getDisplayName() { // return some name. } } class AuthSystem { public function authenticate(User $user) { $this->logger->info(sprintf('Authenticating %s.', $user->getDisplayName())); // do something. } } In the above example, the authenticate() method works fine as long as you just pass instances of MyUser. However, if you now also want to pass a different implementation of User which does not have a getDisplayName() method, the code will break. Available Fixes Change the type-hint for the parameter: class AuthSystem { public function authenticate(MyUser $user) { / ... / } } Add an additional type-check: class AuthSystem { public function authenticate(User $user) { if ($user instanceof MyUser) { $this->logger->info(/* ... /); } // or alternatively if ( ! $user instanceof MyUser) { throw new \LogicException( '$user must be an instance of MyUser, ' .'other instances are not supported.' ); } } } Note:* PHP Analyzer uses reverse abstract interpretation to narrow down the types inside the if block in such a case. Add the method to the interface: interface User { /** @return string / public function getPassword(); /* @return string */ public function getDisplayName(); } Loading history...
31	248	$column = $expression->getColumn();
		0 ignored issues – show Bug introduced 2018-01-13 22:48 UTC by Report Bug Copy Issue Report It seems like you code against a concrete implementation and not the interface `yii\db\ExpressionInterface` as the method `getColumn()` does only exist in the following implementations of said interface: `yii\db\conditions\BetweenCondition`, `yii\db\conditions\InCondition`, `yii\db\conditions\LikeCondition`, `yii\db\conditions\SimpleCondition`. Let’s take a look at an example: interface User { /** @return string / public function getPassword(); } class MyUser implements User { public function getPassword() { // return something } public function getDisplayName() { // return some name. } } class AuthSystem { public function authenticate(User $user) { $this->logger->info(sprintf('Authenticating %s.', $user->getDisplayName())); // do something. } } In the above example, the authenticate() method works fine as long as you just pass instances of MyUser. However, if you now also want to pass a different implementation of User which does not have a getDisplayName() method, the code will break. Available Fixes Change the type-hint for the parameter: class AuthSystem { public function authenticate(MyUser $user) { / ... / } } Add an additional type-check: class AuthSystem { public function authenticate(User $user) { if ($user instanceof MyUser) { $this->logger->info(/* ... /); } // or alternatively if ( ! $user instanceof MyUser) { throw new \LogicException( '$user must be an instance of MyUser, ' .'other instances are not supported.' ); } } } Note:* PHP Analyzer uses reverse abstract interpretation to narrow down the types inside the if block in such a case. Add the method to the interface: interface User { /** @return string / public function getPassword(); /* @return string */ public function getDisplayName(); } Loading history...
32	248	$values = $expression->getValues();
		0 ignored issues – show Bug introduced 2018-01-13 22:48 UTC by Report Bug Copy Issue Report It seems like you code against a concrete implementation and not the interface `yii\db\ExpressionInterface` as the method `getValues()` does only exist in the following implementations of said interface: `yii\db\conditions\InCondition`. Let’s take a look at an example: interface User { /** @return string / public function getPassword(); } class MyUser implements User { public function getPassword() { // return something } public function getDisplayName() { // return some name. } } class AuthSystem { public function authenticate(User $user) { $this->logger->info(sprintf('Authenticating %s.', $user->getDisplayName())); // do something. } } In the above example, the authenticate() method works fine as long as you just pass instances of MyUser. However, if you now also want to pass a different implementation of User which does not have a getDisplayName() method, the code will break. Available Fixes Change the type-hint for the parameter: class AuthSystem { public function authenticate(MyUser $user) { / ... / } } Add an additional type-check: class AuthSystem { public function authenticate(User $user) { if ($user instanceof MyUser) { $this->logger->info(/* ... /); } // or alternatively if ( ! $user instanceof MyUser) { throw new \LogicException( '$user must be an instance of MyUser, ' .'other instances are not supported.' ); } } } Note:* PHP Analyzer uses reverse abstract interpretation to narrow down the types inside the if block in such a case. Add the method to the interface: interface User { /** @return string / public function getPassword(); /* @return string */ public function getDisplayName(); } Loading history...
33
34	248	if ($column === []) {
35		// no columns to test against
36		return $operator === 'IN' ? '0=1' : '';
37		}
38
39	248	if ($values instanceof Query) {
40	14	return $this->buildSubqueryInCondition($operator, $column, $values, $params);
41		}
42
43	234	if (!is_array($values) && !$values instanceof \Traversable) {
44		// ensure values is an array
45	3	$values = (array) $values;
46		}
47	234	if ($column instanceof \Traversable \|\| ((is_array($column) \|\| $column instanceof \Countable) && count($column) > 1)) {
48	18	return $this->buildCompositeInCondition($operator, $column, $values, $params);
49		}
50
51	219	if (is_array($column)) {
52	148	$column = reset($column);
53		}
54
55	219	$sqlValues = $this->buildValues($expression, $values, $params);
		0 ignored issues – show Compatibility introduced 2018-01-13 22:48 UTC by Report Bug Copy Issue Report `$expression` of type `object<yii\db\ExpressionInterface>` is not a sub-type of `object<yii\db\conditions\ConditionInterface>`. It seems like you assume a child interface of the interface `yii\db\ExpressionInterface` to be always present. This check looks for parameters that are defined as one type in their type hint or doc comment but seem to be used as a narrower type, i.e an implementation of an interface or a subclass. Consider changing the type of the parameter or doing an instanceof check before assuming your parameter is of the expected type. Loading history...
56	219	if (empty($sqlValues)) {
57	21	return $operator === 'IN' ? '0=1' : '';
58		}
59
60	219	if (strpos($column, '(') === false) {
61	219	$column = $this->queryBuilder->db->quoteColumnName($column);
62		}
63	219	if (count($sqlValues) > 1) {
64	146	return "$column $operator (" . implode(', ', $sqlValues) . ')';
65		}
66
67	152	$operator = $operator === 'IN' ? '=' : '<>';
68
69	152	return $column . $operator . reset($sqlValues);
70		}
71
72		/**
73		* Builds $values to be used in [[InCondition]]
74		*
75		* @param ConditionInterface\|InCondition $condition
76		* @param array $values
77		* @param array $params the binding parameters
78		* @return array of prepared for SQL placeholders
79		*/
80	219	protected function buildValues(ConditionInterface $condition, $values, &$params)
81		{
82	219	$sqlValues = [];
83	219	$column = $condition->getColumn();
		0 ignored issues – show Bug introduced 2018-01-09 21:43 UTC by Report Bug Copy Issue Report It seems like you code against a concrete implementation and not the interface `yii\db\conditions\ConditionInterface` as the method `getColumn()` does only exist in the following implementations of said interface: `yii\db\conditions\BetweenCondition`, `yii\db\conditions\InCondition`, `yii\db\conditions\LikeCondition`, `yii\db\conditions\SimpleCondition`. Let’s take a look at an example: interface User { /** @return string / public function getPassword(); } class MyUser implements User { public function getPassword() { // return something } public function getDisplayName() { // return some name. } } class AuthSystem { public function authenticate(User $user) { $this->logger->info(sprintf('Authenticating %s.', $user->getDisplayName())); // do something. } } In the above example, the authenticate() method works fine as long as you just pass instances of MyUser. However, if you now also want to pass a different implementation of User which does not have a getDisplayName() method, the code will break. Available Fixes Change the type-hint for the parameter: class AuthSystem { public function authenticate(MyUser $user) { / ... / } } Add an additional type-check: class AuthSystem { public function authenticate(User $user) { if ($user instanceof MyUser) { $this->logger->info(/* ... /); } // or alternatively if ( ! $user instanceof MyUser) { throw new \LogicException( '$user must be an instance of MyUser, ' .'other instances are not supported.' ); } } } Note:* PHP Analyzer uses reverse abstract interpretation to narrow down the types inside the if block in such a case. Add the method to the interface: interface User { /** @return string / public function getPassword(); /* @return string */ public function getDisplayName(); } Loading history...
84
85	219	foreach ($values as $i => $value) {
86	219	if (is_array($value) \|\| $value instanceof \ArrayAccess) {
87		$value = isset($value[$column]) ? $value[$column] : null;
88		}
89	219	if ($value === null) {
90		$sqlValues[$i] = 'NULL';
91	219	} elseif ($value instanceof ExpressionInterface) {
92	3	$sqlValues[$i] = $this->queryBuilder->buildExpression($value, $params);
93		} else {
94	219	$sqlValues[$i] = $this->queryBuilder->bindParam($value, $params);
95		}
96		}
97
98	219	return $sqlValues;
99		}
100
101		/**
102		* Builds SQL for IN condition.
103		*
104		* @param string $operator
105		* @param array\|string $columns
106		* @param Query $values
107		* @param array $params
108		* @return string SQL
109		*/
110	14	protected function buildSubqueryInCondition($operator, $columns, $values, &$params)
111		{
112	14	$sql = $this->queryBuilder->buildExpression($values, $params);
113
114	14	if (is_array($columns)) {
115	4	foreach ($columns as $i => $col) {
116	4	if (strpos($col, '(') === false) {
117	4	$columns[$i] = $this->queryBuilder->db->quoteColumnName($col);
118		}
119		}
120
121	4	return '(' . implode(', ', $columns) . ") $operator $sql";
122		}
123
124	10	if (strpos($columns, '(') === false) {
125	10	$columns = $this->queryBuilder->db->quoteColumnName($columns);
126		}
127
128	10	return "$columns $operator $sql";
129		}
130
131		/**
132		* Builds SQL for IN condition.
133		*
134		* @param string $operator
135		* @param array\|\Traversable $columns
136		* @param array $values
137		* @param array $params
138		* @return string SQL
139		*/
140	12	protected function buildCompositeInCondition($operator, $columns, $values, &$params)
141		{
142	12	$vss = [];
143	12	foreach ($values as $value) {
144	12	$vs = [];
145	12	foreach ($columns as $column) {
146	12	if (isset($value[$column])) {
147	12	$vs[] = $this->queryBuilder->bindParam($value[$column], $params);
148		} else {
149	12	$vs[] = 'NULL';
150		}
151		}
152	12	$vss[] = '(' . implode(', ', $vs) . ')';
153		}
154
155	12	if (empty($vss)) {
156		return $operator === 'IN' ? '0=1' : '';
157		}
158
159	12	$sqlColumns = [];
160	12	foreach ($columns as $i => $column) {
161	12	$sqlColumns[] = strpos($column, '(') === false ? $this->queryBuilder->db->quoteColumnName($column) : $column;
162		}
163
164	12	return '(' . implode(', ', $sqlColumns) . ") $operator (" . implode(', ', $vss) . ')';
165		}
166		}
167

yiisoft / yii2

Pull Request — master (#15643)

InConditionBuilder::buildCompositeInCondition() C

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Duplication

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