AbstractType::mapType() - Code Metrics - maikgreubel/caribu-orm - Measure and Improve Code Quality continuously with Scrutinizer

AbstractType::mapType()
last analyzed 2017-08-16 22:17 UTC

↳ Parent: AbstractType

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loc	1
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nc	1

<?php
namespace Nkey\Caribu\Type;

use Nkey\Caribu\Orm\Orm;

/**
 * Abstract database type
 *
 * This class is part of Caribu package
 *
 * @author Maik Greubel <[email protected]>
 */
abstract class AbstractType implements IType
{
    /**
     * Include generics interpolation functionality
     */
    use \Generics\Util\Interpolator;

    /**
     * Interpolate a string
     *
     * @param string $string
     *            The string to interpolate
     * @param array $context
     *            The context variables and values to replace
     *            
     * @return string The interpolated string
     */
    protected function interp(string $string, array $context): string
    {
        return $this->interpolate($string, $context);
    }

    /**
     * Retrieve primary key column for given table
     *
     * @param Orm $orm
     *            The Orm instance
     * @param string $table
     *            The name of tablee
     * @param string $query
     *            The sql query which retrieves the column name
     *            
     * @return string The column name
     *        
     * @throws \Nkey\Caribu\Orm\OrmException
     */
    protected function getPrimaryColumnViaSql(\Nkey\Caribu\Orm\Orm $orm, string $table, string $query): string
    {
        $sql = $this->interp($query, array(
            'table' => $table,
            'schema' => $orm->getSchema()
        ));
        
        $name = null;
        try {
            $stmt = $orm->getConnection()->query($sql);
            $stmt->setFetchMode(\PDO::FETCH_ASSOC);
            $count = 0;
            while ($result = $stmt->fetch()) {
                $name = $result['column_name'];
                $count ++;
            }
            $stmt->closeCursor();
            
            if ($count > 1) {
                throw new \Nkey\Caribu\Orm\OrmException("Table {table} contains more than one primary key! Please annotate!", array(
                    'table' => $table
                ));
            }
        } catch (\PDOException $exception) {
            throw \Nkey\Caribu\Orm\OrmException::fromPrevious($exception);
        }
        
        return $name;
    }

    /**
     * Change the locks on table or row via sql
     *
     * @param Orm $orm
     *            The Orm instance
     * @param string $table
     *            The table name
     * @param string $sql
     *            The sql to execute for changing the lock level
     *            
     * @throws \Nkey\Caribu\Orm\OrmException
     */
    protected function changeLockViaSql(\Nkey\Caribu\Orm\Orm $orm, string $table, string $sql)
    {
        $connection = $orm->getConnection();
        
        try {
            if ($connection->exec($sql) === false) {
                throw new \Nkey\Caribu\Orm\OrmException("Could not change lock type table {table}", array(
                    'table' => $table
                ));
            }
        } catch (\PDOException $exception) {
            throw \Nkey\Caribu\Orm\OrmException::fromPrevious($exception, "Could not change lock type of table");
        }
    }

    /**
     * Map the type result from statement into an orm type
     *
     * @param array $result            
     *
     * @return int The orm type mapped
     */
    abstract protected function mapType(array $result): int;

    /**
     * Retrieve query which is results a mapable type from database
     *
     * @return string The query
     */
    abstract protected function getTypeQuery(): string;

    /**
     * (non-PHPdoc)
     *
     * @see \Nkey\Caribu\Type\IType::getColumnType()
     */
    public function getColumnType(string $table, string $columnName, \Nkey\Caribu\Orm\Orm $orm): int
    {
        $sql = $this->interp($this->getTypeQuery(), array(
            'table' => $table,
            'schema' => $orm->getSchema(),
            'column' => $columnName
        ));
        
        $stmt = null;
        try {
            $stmt = $orm->getConnection()->query($sql);
            $stmt->setFetchMode(\PDO::FETCH_ASSOC);
            
            $result = $stmt->fetch();
            
            $this->handleNoColumn($table, $columnName, $orm, $stmt, $result);
            
            $type = $this->mapType($result);
            
            $stmt->closeCursor();
        } catch (\PDOException $exception) {
            if ($stmt) {
                $stmt->closeCursor();
            }
            throw \Nkey\Caribu\Orm\OrmException::fromPrevious($exception);
        }
        
        return $type;
    }

    /**
     * Handle empty result while query table column
     *
     * @param string $table
     *            The name of table
     * @param string $columnName
     *            The name of column
     * @param Orm $orm
     *            The orm instance
     * @param \PDOStatement $stmt
     *            The prepared statement
     * @param array $result
     *            The result either filled or empty
     *            
     * @throws \Nkey\Caribu\Orm\OrmException
     */
    protected function handleNoColumn(string $table, string $columnName, \Nkey\Caribu\Orm\Orm $orm, \PDOStatement $stmt, array $result)
    {
        if (false === $result) {
            $stmt->closeCursor();
            throw new \Nkey\Caribu\Orm\OrmException("No such column {column} in {schema}.{table}", array(
                'column' => $columnName,
                'schema' => $orm->getSchema(),
                'table' => $table
            ));
        }
    }
}


1		<?php
2		namespace Nkey\Caribu\Type;
3
4		use Nkey\Caribu\Orm\Orm;
5
6		/**
7		* Abstract database type
8		*
9		* This class is part of Caribu package
10		*
11		* @author Maik Greubel <[email protected]>
12		*/
13		abstract class AbstractType implements IType
14		{
15		/**
16		* Include generics interpolation functionality
17		*/
18		use \Generics\Util\Interpolator;
19
20		/**
21		* Interpolate a string
22		*
23		* @param string $string
24		* The string to interpolate
25		* @param array $context
26		* The context variables and values to replace
27		*
28		* @return string The interpolated string
29		*/
30	13	protected function interp(string $string, array $context): string
31		{
32	13	return $this->interpolate($string, $context);
33		}
34
35		/**
36		* Retrieve primary key column for given table
37		*
38		* @param Orm $orm
39		* The Orm instance
40		* @param string $table
41		* The name of tablee
42		* @param string $query
43		* The sql query which retrieves the column name
44		*
45		* @return string The column name
46		*
47		* @throws \Nkey\Caribu\Orm\OrmException
48		*/
49	2	protected function getPrimaryColumnViaSql(\Nkey\Caribu\Orm\Orm $orm, string $table, string $query): string
50		{
51	2	$sql = $this->interp($query, array(
52	2	'table' => $table,
53	2	'schema' => $orm->getSchema()
54		));
55
56	2	$name = null;
57		try {
58	2	$stmt = $orm->getConnection()->query($sql);
59	2	$stmt->setFetchMode(\PDO::FETCH_ASSOC);
60	2	$count = 0;
61	2	while ($result = $stmt->fetch()) {
62	2	$name = $result['column_name'];
63	2	$count ++;
64		}
65	2	$stmt->closeCursor();
66
67	2	if ($count > 1) {
68		throw new \Nkey\Caribu\Orm\OrmException("Table {table} contains more than one primary key! Please annotate!", array(
69	2	'table' => $table
70		));
71		}
72		} catch (\PDOException $exception) {
73		throw \Nkey\Caribu\Orm\OrmException::fromPrevious($exception);
74		}
75
76	2	return $name;
77		}
78
79		/**
80		* Change the locks on table or row via sql
81		*
82		* @param Orm $orm
83		* The Orm instance
84		* @param string $table
85		* The table name
86		* @param string $sql
87		* The sql to execute for changing the lock level
88		*
89		* @throws \Nkey\Caribu\Orm\OrmException
90		*/
91	8	protected function changeLockViaSql(\Nkey\Caribu\Orm\Orm $orm, string $table, string $sql)
92		{
93	8	$connection = $orm->getConnection();
94
95		try {
96	8	if ($connection->exec($sql) === false) {
97		throw new \Nkey\Caribu\Orm\OrmException("Could not change lock type table {table}", array(
98	8	'table' => $table
99		));
100		}
101		} catch (\PDOException $exception) {
102		throw \Nkey\Caribu\Orm\OrmException::fromPrevious($exception, "Could not change lock type of table");
103		}
104	8	}
105
106		/**
107		* Map the type result from statement into an orm type
108		*
109		* @param array $result
110		*
111		* @return int The orm type mapped
112		*/
113		abstract protected function mapType(array $result): int;
114
115		/**
116		* Retrieve query which is results a mapable type from database
117		*
118		* @return string The query
119		*/
120		abstract protected function getTypeQuery(): string;
121
122		/**
123		* (non-PHPdoc)
124		*
125		* @see \Nkey\Caribu\Type\IType::getColumnType()
126		*/
127	6	public function getColumnType(string $table, string $columnName, \Nkey\Caribu\Orm\Orm $orm): int
128		{
129	6	$sql = $this->interp($this->getTypeQuery(), array(
130	6	'table' => $table,
131	6	'schema' => $orm->getSchema(),
132	6	'column' => $columnName
133		));
134
135	6	$stmt = null;
136		try {
137	6	$stmt = $orm->getConnection()->query($sql);
138	6	$stmt->setFetchMode(\PDO::FETCH_ASSOC);
139
140	6	$result = $stmt->fetch();
141
142	6	$this->handleNoColumn($table, $columnName, $orm, $stmt, $result);
143
144	6	$type = $this->mapType($result);
145
146	6	$stmt->closeCursor();
147		} catch (\PDOException $exception) {
148		if ($stmt) {
149		$stmt->closeCursor();
150		}
151		throw \Nkey\Caribu\Orm\OrmException::fromPrevious($exception);
152		}
153
154	6	return $type;
155		}
156
157		/**
158		* Handle empty result while query table column
159		*
160		* @param string $table
161		* The name of table
162		* @param string $columnName
163		* The name of column
164		* @param Orm $orm
165		* The orm instance
166		* @param \PDOStatement $stmt
167		* The prepared statement
168		* @param array $result
169		* The result either filled or empty
170		*
171		* @throws \Nkey\Caribu\Orm\OrmException
172		*/
173	6	protected function handleNoColumn(string $table, string $columnName, \Nkey\Caribu\Orm\Orm $orm, \PDOStatement $stmt, array $result)
174		{
175	6	if (false === $result) {
176		$stmt->closeCursor();
177		throw new \Nkey\Caribu\Orm\OrmException("No such column {column} in {schema}.{table}", array(
178		'column' => $columnName,
179		'schema' => $orm->getSchema(),
180		'table' => $table
181		));
182		}
183	6	}
184		}
185

maikgreubel / caribu-orm

AbstractType::mapType() last analyzed 2017-08-16 22:17 UTC

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AbstractType::mapType()
last analyzed 2017-08-16 22:17 UTC