QueryBuilder::dropIndex() - Code Metrics - Inspection of "mention usage of deleteAll() in AR unlinkAll" - yiisoft/yii2 - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( e0dde8...a7d2aa )

by Carsten

created 2017-07-08 22:40 UTC

QueryBuilder::dropIndex() A

↳ Parent: QueryBuilder

Complexity

Conditions	3
Paths	3

Size

Total Lines	12
Code Lines	6

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	12

Importance

Changes

Metric	Value
dl	0
loc	12
ccs	0
cts	10
cp	0
rs	9.4285
c	0
b	0
f	0
cc	3
eloc	6
nc	3
nop	2
crap	12

<?php
/**
 * @link http://www.yiiframework.com/
 * @copyright Copyright (c) 2008 Yii Software LLC
 * @license http://www.yiiframework.com/license/
 */

namespace yii\db\cubrid;

use yii\base\InvalidParamException;
use yii\base\NotSupportedException;
use yii\db\Exception;

/**
 * QueryBuilder is the query builder for CUBRID databases (version 9.3.x and higher).
 *
 * @author Carsten Brandt <[email protected]>
 * @since 2.0
 */
class QueryBuilder extends \yii\db\QueryBuilder
{
    /**
     * @var array mapping from abstract column types (keys) to physical column types (values).
     */
    public $typeMap = [
        Schema::TYPE_PK => 'int NOT NULL AUTO_INCREMENT PRIMARY KEY',
        Schema::TYPE_UPK => 'int UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY',
        Schema::TYPE_BIGPK => 'bigint NOT NULL AUTO_INCREMENT PRIMARY KEY',
        Schema::TYPE_UBIGPK => 'bigint UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY',
        Schema::TYPE_CHAR => 'char(1)',
        Schema::TYPE_STRING => 'varchar(255)',
        Schema::TYPE_TEXT => 'varchar',
        Schema::TYPE_SMALLINT => 'smallint',
        Schema::TYPE_INTEGER => 'int',
        Schema::TYPE_BIGINT => 'bigint',
        Schema::TYPE_FLOAT => 'float(7)',
        Schema::TYPE_DOUBLE => 'double(15)',
        Schema::TYPE_DECIMAL => 'decimal(10,0)',
        Schema::TYPE_DATETIME => 'datetime',
        Schema::TYPE_TIMESTAMP => 'timestamp',
        Schema::TYPE_TIME => 'time',
        Schema::TYPE_DATE => 'date',
        Schema::TYPE_BINARY => 'blob',
        Schema::TYPE_BOOLEAN => 'smallint',
        Schema::TYPE_MONEY => 'decimal(19,4)',
    ];

    /**
     * @inheritdoc
     */
    protected $likeEscapeCharacter = '!';
    /**
     * @inheritdoc
     */
    protected $likeEscapingReplacements = [
        '%' => '!%',
        '_' => '!_',
        '!' => '!!',
    ];


    /**
     * Creates a SQL statement for resetting the sequence value of a table's primary key.
     * The sequence will be reset such that the primary key of the next new row inserted
     * will have the specified value or 1.
     * @param string $tableName the name of the table whose primary key sequence will be reset
     * @param mixed $value the value for the primary key of the next new row inserted. If this is not set,
     * the next new row's primary key will have a value 1.
     * @return string the SQL statement for resetting sequence
     * @throws InvalidParamException if the table does not exist or there is no sequence associated with the table.
     */
    public function resetSequence($tableName, $value = null)
    {
        $table = $this->db->getTableSchema($tableName);
        if ($table !== null && $table->sequenceName !== null) {
            $tableName = $this->db->quoteTableName($tableName);
            if ($value === null) {
                $key = reset($table->primaryKey);
                $value = (int) $this->db->createCommand("SELECT MAX(`$key`) FROM " . $this->db->schema->quoteTableName($tableName))->queryScalar() + 1;
            } else {
                $value = (int) $value;
            }

            return 'ALTER TABLE ' . $this->db->schema->quoteTableName($tableName) . " AUTO_INCREMENT=$value;";
        } elseif ($table === null) {
            throw new InvalidParamException("Table not found: $tableName");
        } else {
            throw new InvalidParamException("There is not sequence associated with table '$tableName'.");
        }
    }

    /**
     * @inheritdoc
     */
    public function buildLimit($limit, $offset)
    {
        $sql = '';
        // limit is not optional in CUBRID
        // http://www.cubrid.org/manual/90/en/LIMIT%20Clause
        // "You can specify a very big integer for row_count to display to the last row, starting from a specific row."
        if ($this->hasLimit($limit)) {
            $sql = 'LIMIT ' . $limit;
            if ($this->hasOffset($offset)) {
                $sql .= ' OFFSET ' . $offset;
            }
        } elseif ($this->hasOffset($offset)) {
            $sql = "LIMIT 9223372036854775807 OFFSET $offset"; // 2^63-1
        }

        return $sql;
    }

    /**
     * @inheritdoc
     * @since 2.0.8
     */
    public function selectExists($rawSql)
    {
        return 'SELECT CASE WHEN EXISTS(' . $rawSql . ') THEN 1 ELSE 0 END';
    }

    /**
     * @inheritDoc
     * @see http://www.cubrid.org/manual/93/en/sql/schema/table.html#drop-index-clause
     */
    public function dropIndex($name, $table)
    {
        /** @var Schema $schema */
        $schema = $this->db->getSchema();
        foreach ($schema->getTableUniques($table) as $unique) {
            if ($unique->name === $name) {
                return $this->dropUnique($name, $table);
            }
        }

        return 'DROP INDEX ' . $this->db->quoteTableName($name) . ' ON ' . $this->db->quoteTableName($table);
    }

    /**
     * @inheritDoc
     * @throws NotSupportedException this is not supported by CUBRID.
     */
    public function addCheck($name, $table, $expression)
    {
        throw new NotSupportedException(__METHOD__ . ' is not supported by CUBRID.');
    }

    /**
     * @inheritDoc
     * @throws NotSupportedException this is not supported by CUBRID.
     */
    public function dropCheck($name, $table)
    {
        throw new NotSupportedException(__METHOD__ . ' is not supported by CUBRID.');
    }

    /**
     * @inheritdoc
     * @since 2.0.8
     */
    public function addCommentOnColumn($table, $column, $comment)
    {
        $definition = $this->getColumnDefinition($table, $column);
        $definition = trim(preg_replace("/COMMENT '(.*?)'/i", '', $definition));

        return 'ALTER TABLE ' . $this->db->quoteTableName($table)
        . ' CHANGE ' . $this->db->quoteColumnName($column)
        . ' ' . $this->db->quoteColumnName($column)
        . (empty($definition) ? '' : ' ' . $definition)
        . ' COMMENT ' . $this->db->quoteValue($comment);
    }

    /**
     * @inheritdoc
     * @since 2.0.8
     */
    public function addCommentOnTable($table, $comment)
    {
        return 'ALTER TABLE ' . $this->db->quoteTableName($table) . ' COMMENT ' . $this->db->quoteValue($comment);
    }

    /**
     * @inheritdoc
     * @since 2.0.8
     */
    public function dropCommentFromColumn($table, $column)
    {
        return $this->addCommentOnColumn($table, $column, '');
    }

    /**
     * @inheritdoc
     * @since 2.0.8
     */
    public function dropCommentFromTable($table)
    {
        return $this->addCommentOnTable($table, '');
    }


    /**
     * Gets column definition.
     *
     * @param string $table table name
     * @param string $column column name
     * @return null|string the column definition
     * @throws Exception in case when table does not contain column
     * @since 2.0.8
     */
    private function getColumnDefinition($table, $column)
    {
        $row = $this->db->createCommand('SHOW CREATE TABLE ' . $this->db->quoteTableName($table))->queryOne();
        if ($row === false) {
            throw new Exception("Unable to find column '$column' in table '$table'.");
        }
        if (isset($row['Create Table'])) {
            $sql = $row['Create Table'];
        } else {
            $row = array_values($row);
            $sql = $row[1];
        }
        $sql = preg_replace('/^[^(]+\((.*)\).*$/', '\1', $sql);
        $sql = str_replace(', [', ",\n[", $sql);
        if (preg_match_all('/^\s*\[(.*?)\]\s+(.*?),?$/m', $sql, $matches)) {
            foreach ($matches[1] as $i => $c) {
                if ($c === $column) {
                    return $matches[2][$i];
                }
            }
        }
        return null;
    }
}


1			<?php
2			/**
3			* @link http://www.yiiframework.com/
4			* @copyright Copyright (c) 2008 Yii Software LLC
5			* @license http://www.yiiframework.com/license/
6			*/
7
8			namespace yii\db\cubrid;
9
10			use yii\base\InvalidParamException;
11			use yii\base\NotSupportedException;
12			use yii\db\Exception;
13
14			/**
15			* QueryBuilder is the query builder for CUBRID databases (version 9.3.x and higher).
16			*
17			* @author Carsten Brandt <[email protected]>
18			* @since 2.0
19			*/
20			class QueryBuilder extends \yii\db\QueryBuilder
21			{
22			/**
23			* @var array mapping from abstract column types (keys) to physical column types (values).
24			*/
25			public $typeMap = [
26			Schema::TYPE_PK => 'int NOT NULL AUTO_INCREMENT PRIMARY KEY',
27			Schema::TYPE_UPK => 'int UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY',
28			Schema::TYPE_BIGPK => 'bigint NOT NULL AUTO_INCREMENT PRIMARY KEY',
29			Schema::TYPE_UBIGPK => 'bigint UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY',
30			Schema::TYPE_CHAR => 'char(1)',
31			Schema::TYPE_STRING => 'varchar(255)',
32			Schema::TYPE_TEXT => 'varchar',
33			Schema::TYPE_SMALLINT => 'smallint',
34			Schema::TYPE_INTEGER => 'int',
35			Schema::TYPE_BIGINT => 'bigint',
36			Schema::TYPE_FLOAT => 'float(7)',
37			Schema::TYPE_DOUBLE => 'double(15)',
38			Schema::TYPE_DECIMAL => 'decimal(10,0)',
39			Schema::TYPE_DATETIME => 'datetime',
40			Schema::TYPE_TIMESTAMP => 'timestamp',
41			Schema::TYPE_TIME => 'time',
42			Schema::TYPE_DATE => 'date',
43			Schema::TYPE_BINARY => 'blob',
44			Schema::TYPE_BOOLEAN => 'smallint',
45			Schema::TYPE_MONEY => 'decimal(19,4)',
46			];
47
48			/**
49			* @inheritdoc
50			*/
51			protected $likeEscapeCharacter = '!';
52			/**
53			* @inheritdoc
54			*/
55			protected $likeEscapingReplacements = [
56			'%' => '!%',
57			'_' => '!_',
58			'!' => '!!',
59			];
60
61
62			/**
63			* Creates a SQL statement for resetting the sequence value of a table's primary key.
64			* The sequence will be reset such that the primary key of the next new row inserted
65			* will have the specified value or 1.
66			* @param string $tableName the name of the table whose primary key sequence will be reset
67			* @param mixed $value the value for the primary key of the next new row inserted. If this is not set,
68			* the next new row's primary key will have a value 1.
69			* @return string the SQL statement for resetting sequence
70			* @throws InvalidParamException if the table does not exist or there is no sequence associated with the table.
71			*/
72			public function resetSequence($tableName, $value = null)
73			{
74			$table = $this->db->getTableSchema($tableName);
75			if ($table !== null && $table->sequenceName !== null) {
76			$tableName = $this->db->quoteTableName($tableName);
77			if ($value === null) {
78			$key = reset($table->primaryKey);
79			$value = (int) $this->db->createCommand("SELECT MAX(`$key`) FROM " . $this->db->schema->quoteTableName($tableName))->queryScalar() + 1;
80			} else {
81			$value = (int) $value;
82			}
83
84			return 'ALTER TABLE ' . $this->db->schema->quoteTableName($tableName) . " AUTO_INCREMENT=$value;";
85			} elseif ($table === null) {
86			throw new InvalidParamException("Table not found: $tableName");
87			} else {
88			throw new InvalidParamException("There is not sequence associated with table '$tableName'.");
89			}
90			}
91
92			/**
93			* @inheritdoc
94			*/
95			public function buildLimit($limit, $offset)
96			{
97			$sql = '';
98			// limit is not optional in CUBRID
99			// http://www.cubrid.org/manual/90/en/LIMIT%20Clause
100			// "You can specify a very big integer for row_count to display to the last row, starting from a specific row."
101			if ($this->hasLimit($limit)) {
102			$sql = 'LIMIT ' . $limit;
103			if ($this->hasOffset($offset)) {
104			$sql .= ' OFFSET ' . $offset;
105			}
106			} elseif ($this->hasOffset($offset)) {
107			$sql = "LIMIT 9223372036854775807 OFFSET $offset"; // 2^63-1
108			}
109
110			return $sql;
111			}
112
113			/**
114			* @inheritdoc
115			* @since 2.0.8
116			*/
117			public function selectExists($rawSql)
118			{
119			return 'SELECT CASE WHEN EXISTS(' . $rawSql . ') THEN 1 ELSE 0 END';
120			}
121
122			/**
123			* @inheritDoc
124			* @see http://www.cubrid.org/manual/93/en/sql/schema/table.html#drop-index-clause
125			*/
126			public function dropIndex($name, $table)
127			{
128			/** @var Schema $schema */
129			$schema = $this->db->getSchema();
130			foreach ($schema->getTableUniques($table) as $unique) {
131			if ($unique->name === $name) {
132			return $this->dropUnique($name, $table);
133			}
134			}
135
136			return 'DROP INDEX ' . $this->db->quoteTableName($name) . ' ON ' . $this->db->quoteTableName($table);
137			}
138
139			/**
140			* @inheritDoc
141			* @throws NotSupportedException this is not supported by CUBRID.
142			*/
143			public function addCheck($name, $table, $expression)
144			{
145			throw new NotSupportedException(__METHOD__ . ' is not supported by CUBRID.');
146			}
147
148			/**
149			* @inheritDoc
150			* @throws NotSupportedException this is not supported by CUBRID.
151			*/
152			public function dropCheck($name, $table)
153			{
154			throw new NotSupportedException(__METHOD__ . ' is not supported by CUBRID.');
155			}
156
157			/**
158			* @inheritdoc
159			* @since 2.0.8
160			*/
161			public function addCommentOnColumn($table, $column, $comment)
162			{
163			$definition = $this->getColumnDefinition($table, $column);
164			$definition = trim(preg_replace("/COMMENT '(.*?)'/i", '', $definition));
165
166			return 'ALTER TABLE ' . $this->db->quoteTableName($table)
167			. ' CHANGE ' . $this->db->quoteColumnName($column)
168			. ' ' . $this->db->quoteColumnName($column)
169			. (empty($definition) ? '' : ' ' . $definition)
170			. ' COMMENT ' . $this->db->quoteValue($comment);
171			}
172
173			/**
174			* @inheritdoc
175			* @since 2.0.8
176			*/
177			public function addCommentOnTable($table, $comment)
178			{
179			return 'ALTER TABLE ' . $this->db->quoteTableName($table) . ' COMMENT ' . $this->db->quoteValue($comment);
180			}
181
182			/**
183			* @inheritdoc
184			* @since 2.0.8
185			*/
186			public function dropCommentFromColumn($table, $column)
187			{
188			return $this->addCommentOnColumn($table, $column, '');
189			}
190
191			/**
192			* @inheritdoc
193			* @since 2.0.8
194			*/
195			public function dropCommentFromTable($table)
196			{
197			return $this->addCommentOnTable($table, '');
198			}
199
200
201			/**
202			* Gets column definition.
203			*
204			* @param string $table table name
205			* @param string $column column name
206			* @return null\|string the column definition
207			* @throws Exception in case when table does not contain column
208			* @since 2.0.8
209			*/
210			private function getColumnDefinition($table, $column)
211			{
212			$row = $this->db->createCommand('SHOW CREATE TABLE ' . $this->db->quoteTableName($table))->queryOne();
213			if ($row === false) {
214			throw new Exception("Unable to find column '$column' in table '$table'.");
215			}
216			if (isset($row['Create Table'])) {
217			$sql = $row['Create Table'];
218			} else {
219			$row = array_values($row);
220			$sql = $row[1];
221			}
222			$sql = preg_replace('/^[^(]+\((.)\).$/', '\1', $sql);
223			$sql = str_replace(', [', ",\n[", $sql);
224			if (preg_match_all('/^\s\[(.?)\]\s+(.*?),?$/m', $sql, $matches)) {
225			foreach ($matches[1] as $i => $c) {
226			if ($c === $column) {
227			return $matches[2][$i];
228			}
229			}
230			}
231			return null;
232			}
233			}
234

yiisoft / yii2

Push — master ( e0dde8...a7d2aa )

QueryBuilder::dropIndex() A

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