Phinx
(The MIT license) Copyright (c) 2015 Rob Morgan
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated * documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
| SQLiteAdapter | Phinx SQLite Adapter. |
<?php
/**
* Phinx
*
* (The MIT license)
* Copyright (c) 2015 Rob Morgan
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated * documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*
* @package Phinx
* @subpackage Phinx\Db\Adapter
*/
namespace Phinx\Db\Adapter;
use Phinx\Db\Table;
use Phinx\Db\Table\Column;
use Phinx\Db\Table\Index;
use Phinx\Db\Table\ForeignKey;
/**
* Phinx SQLite Adapter.
*
* @author Rob Morgan <robbym@gmail.com>
* @author Richard McIntyre <richard.mackstars@gmail.com>
*/
class SQLiteAdapter extends PdoAdapter implements AdapterInterface
{
protected $definitionsWithLimits = array(
'CHARACTER',
'VARCHAR',
'VARYING CHARACTER',
'NCHAR',
'NATIVE CHARACTER',
'NVARCHAR'
);
/**
* {@inheritdoc}
*/
public function connect()
{
if (null === $this->connection) {
if (!class_exists('PDO') || !in_array('sqlite', \PDO::getAvailableDrivers(), true)) {
// @codeCoverageIgnoreStart
throw new \RuntimeException('You need to enable the PDO_SQLITE extension for Phinx to run properly.');
// @codeCoverageIgnoreEnd
}
$db = null;
$options = $this->getOptions();
// if port is specified use it, otherwise use the MySQL default
if (isset($options['memory'])) {
$dsn = 'sqlite::memory:';
} else {
$dsn = 'sqlite:' . $options['name'];
if (file_exists($options['name'] . '.sqlite3')) {
$dsn = 'sqlite:' . $options['name'] . '.sqlite3';
}
}
try {
$db = new \PDO($dsn);
} catch (\PDOException $exception) {
throw new \InvalidArgumentException(sprintf(
'There was a problem connecting to the database: %s',
$exception->getMessage()
));
}
$this->setConnection($db);
}
}
/**
* {@inheritdoc}
*/
public function disconnect()
{
$this->connection = null;
}
/**
* {@inheritdoc}
*/
public function hasTransactions()
{
return true;
}
/**
* {@inheritdoc}
*/
public function beginTransaction()
{
$this->execute('BEGIN TRANSACTION');
}
/**
* {@inheritdoc}
*/
public function commitTransaction()
{
$this->execute('COMMIT');
}
/**
* {@inheritdoc}
*/
public function rollbackTransaction()
{
$this->execute('ROLLBACK');
}
/**
* {@inheritdoc}
*/
public function quoteTableName($tableName)
{
return str_replace('.', '`.`', $this->quoteColumnName($tableName));
}
/**
* {@inheritdoc}
*/
public function quoteColumnName($columnName)
{
return '`' . str_replace('`', '``', $columnName) . '`';
}
/**
* {@inheritdoc}
*/
public function hasTable($tableName)
{
$tables = array();
$rows = $this->fetchAll(sprintf('SELECT name FROM sqlite_master WHERE type=\'table\' AND name=\'%s\'', $tableName));
foreach ($rows as $row) {
$tables[] = strtolower($row[0]);
}
return in_array(strtolower($tableName), $tables);
}
/**
* {@inheritdoc}
*/
public function createTable(Table $table)
{
$this->startCommandTimer();
// Add the default primary key
$columns = $table->getPendingColumns();
$options = $table->getOptions();
if (!isset($options['id']) || (isset($options['id']) && $options['id'] === true)) {
$column = new Column();
$column->setName('id')
->setType('integer')
->setIdentity(true);
array_unshift($columns, $column);
} elseif (isset($options['id']) && is_string($options['id'])) {
// Handle id => "field_name" to support AUTO_INCREMENT
$column = new Column();
$column->setName($options['id'])
->setType('integer')
->setIdentity(true);
array_unshift($columns, $column);
}
$sql = 'CREATE TABLE ';
$sql .= $this->quoteTableName($table->getName()) . ' (';
foreach ($columns as $column) {
$sql .= $this->quoteColumnName($column->getName()) . ' ' . $this->getColumnSqlDefinition($column) . ', ';
}
// set the primary key(s)
if (isset($options['primary_key'])) {
$sql = rtrim($sql);
$sql .= ' PRIMARY KEY (';
if (is_string($options['primary_key'])) { // handle primary_key => 'id'
$sql .= $this->quoteColumnName($options['primary_key']);
} elseif (is_array($options['primary_key'])) { // handle primary_key => array('tag_id', 'resource_id')
// PHP 5.4 will allow access of $this, so we can call quoteColumnName() directly in the anonymous function,
// but for now just hard-code the adapter quotes
$sql .= implode(
',',
array_map(
function ($v) {
return '`' . $v . '`';
},
$options['primary_key']
)
);
}
$sql .= ')';
} else {
$sql = substr(rtrim($sql), 0, -1); // no primary keys
}
// set the foreign keys
$foreignKeys = $table->getForeignKeys();
if (!empty($foreignKeys)) {
foreach ($foreignKeys as $foreignKey) {
$sql .= ', ' . $this->getForeignKeySqlDefinition($foreignKey);
}
}
$sql = rtrim($sql) . ');';
// execute the sql
$this->writeCommand('createTable', array($table->getName()));
$this->execute($sql);
$this->endCommandTimer();
foreach ($table->getIndexes() as $index) {
$this->addIndex($table, $index);
}
}
/**
* {@inheritdoc}
*/
public function renameTable($tableName, $newTableName)
{
$this->startCommandTimer();
$this->writeCommand('renameTable', array($tableName, $newTableName));
$this->execute(sprintf('ALTER TABLE %s RENAME TO %s', $this->quoteTableName($tableName), $this->quoteTableName($newTableName)));
$this->endCommandTimer();
}
/**
* {@inheritdoc}
*/
public function dropTable($tableName)
{
$this->startCommandTimer();
$this->writeCommand('dropTable', array($tableName));
$this->execute(sprintf('DROP TABLE %s', $this->quoteTableName($tableName)));
$this->endCommandTimer();
}
/**
* {@inheritdoc}
*/
public function getColumns($tableName)
{
$columns = array();
$rows = $this->fetchAll(sprintf('pragma table_info(%s)', $this->quoteTableName($tableName)));
foreach ($rows as $columnInfo) {
$column = new Column();
$type = strtolower($columnInfo['type']);
$column->setName($columnInfo['name'])
->setNull($columnInfo['notnull'] !== '1')
->setDefault($columnInfo['dflt_value']);
$phinxType = $this->getPhinxType($type);
$column->setType($phinxType['name'])
->setLimit($phinxType['limit']);
if ($columnInfo['pk'] == 1) {
$column->setIdentity(true);
}
$columns[] = $column;
}
return $columns;
}
/**
* {@inheritdoc}
*/
public function hasColumn($tableName, $columnName)
{
$rows = $this->fetchAll(sprintf('pragma table_info(%s)', $this->quoteTableName($tableName)));
foreach ($rows as $column) {
if (strcasecmp($column['name'], $columnName) === 0) {
return true;
}
}
return false;
}
/**
* {@inheritdoc}
*/
public function addColumn(Table $table, Column $column)
{
$this->startCommandTimer();
$sql = sprintf(
'ALTER TABLE %s ADD COLUMN %s %s',
$this->quoteTableName($table->getName()),
$this->quoteColumnName($column->getName()),
$this->getColumnSqlDefinition($column)
);
$this->writeCommand('addColumn', array($table->getName(), $column->getName(), $column->getType()));
$this->execute($sql);
$this->endCommandTimer();
}
/**
* {@inheritdoc}
*/
public function renameColumn($tableName, $columnName, $newColumnName)
{
$tmpTableName = 'tmp_' . $tableName;
$rows = $this->fetchAll('select * from sqlite_master where `type` = \'table\'');
$sql = '';
foreach ($rows as $table) {
if ($table['tbl_name'] === $tableName) {
$sql = $table['sql'];
}
}
$columns = $this->fetchAll(sprintf('pragma table_info(%s)', $this->quoteTableName($tableName)));
$selectColumns = array();
$writeColumns = array();
foreach ($columns as $column) {
$selectName = $column['name'];
$writeName = ($selectName == $columnName) ? $newColumnName : $selectName;
$selectColumns[] = $this->quoteColumnName($selectName);
$writeColumns[] = $this->quoteColumnName($writeName);
}
if (!in_array($this->quoteColumnName($columnName), $selectColumns)) {
throw new \InvalidArgumentException(sprintf(
'The specified column doesn\'t exist: ' . $columnName
));
}
$this->execute(sprintf('ALTER TABLE %s RENAME TO %s', $tableName, $tmpTableName));
$sql = str_replace(
$this->quoteColumnName($columnName),
$this->quoteColumnName($newColumnName),
$sql
);
$this->execute($sql);
$sql = sprintf(
'INSERT INTO %s(%s) SELECT %s FROM %s',
$tableName,
implode(', ', $writeColumns),
implode(', ', $selectColumns),
$tmpTableName
);
$this->execute($sql);
$this->execute(sprintf('DROP TABLE %s', $this->quoteTableName($tmpTableName)));
$this->endCommandTimer();
}
/**
* {@inheritdoc}
*/
public function changeColumn($tableName, $columnName, Column $newColumn)
{
// TODO: DRY this up....
$this->startCommandTimer();
$this->writeCommand('changeColumn', array($tableName, $columnName, $newColumn->getType()));
$tmpTableName = 'tmp_' . $tableName;
$rows = $this->fetchAll('select * from sqlite_master where `type` = \'table\'');
$sql = '';
foreach ($rows as $table) {
if ($table['tbl_name'] === $tableName) {
$sql = $table['sql'];
}
}
$columns = $this->fetchAll(sprintf('pragma table_info(%s)', $this->quoteTableName($tableName)));
$selectColumns = array();
$writeColumns = array();
foreach ($columns as $column) {
$selectName = $column['name'];
$writeName = ($selectName === $columnName) ? $newColumn->getName() : $selectName;
$selectColumns[] = $this->quoteColumnName($selectName);
$writeColumns[] = $this->quoteColumnName($writeName);
}
if (!in_array($this->quoteColumnName($columnName), $selectColumns)) {
throw new \InvalidArgumentException(sprintf(
'The specified column doesn\'t exist: ' . $columnName
));
}
$this->execute(sprintf('ALTER TABLE %s RENAME TO %s', $tableName, $tmpTableName));
$sql = preg_replace(
sprintf("/%s[^,]+([,)])/", $this->quoteColumnName($columnName)),
sprintf('%s %s$1', $this->quoteColumnName($newColumn->getName()), $this->getColumnSqlDefinition($newColumn)),
$sql,
1
);
$this->execute($sql);
$sql = sprintf(
'INSERT INTO %s(%s) SELECT %s FROM %s',
$tableName,
implode(', ', $writeColumns),
implode(', ', $selectColumns),
$tmpTableName
);
$this->execute($sql);
$this->execute(sprintf('DROP TABLE %s', $this->quoteTableName($tmpTableName)));
$this->endCommandTimer();
}
/**
* {@inheritdoc}
*/
public function dropColumn($tableName, $columnName)
{
// TODO: DRY this up....
$this->startCommandTimer();
$this->writeCommand('dropColumn', array($tableName, $columnName));
$tmpTableName = 'tmp_' . $tableName;
$rows = $this->fetchAll('select * from sqlite_master where `type` = \'table\'');
$sql = '';
foreach ($rows as $table) {
if ($table['tbl_name'] === $tableName) {
$sql = $table['sql'];
}
}
$rows = $this->fetchAll(sprintf('pragma table_info(%s)', $this->quoteTableName($tableName)));
$columns = array();
$columnType = null;
foreach ($rows as $row) {
if ($row['name'] !== $columnName) {
$columns[] = $row['name'];
} else {
$found = true;
$columnType = $row['type'];
}
}
if (!isset($found)) {
throw new \InvalidArgumentException(sprintf(
'The specified column doesn\'t exist: ' . $columnName
));
}
$this->execute(sprintf('ALTER TABLE %s RENAME TO %s', $tableName, $tmpTableName));
$sql = preg_replace(
sprintf("/%s\s%s[^,)]*(,\s|\))/", preg_quote($this->quoteColumnName($columnName)), preg_quote($columnType)),
"",
$sql
);
if (substr($sql, -2) === ', ') {
$sql = substr($sql, 0, -2) . ')';
}
$this->execute($sql);
$sql = sprintf(
'INSERT INTO %s(%s) SELECT %s FROM %s',
$tableName,
implode(', ', $columns),
implode(', ', $columns),
$tmpTableName
);
$this->execute($sql);
$this->execute(sprintf('DROP TABLE %s', $this->quoteTableName($tmpTableName)));
$this->endCommandTimer();
}
/**
* Get an array of indexes from a particular table.
*
* @param string $tableName Table Name
* @return array
*/
protected function getIndexes($tableName)
{
$indexes = array();
$rows = $this->fetchAll(sprintf('pragma index_list(%s)', $tableName));
foreach ($rows as $row) {
$indexData = $this->fetchAll(sprintf('pragma index_info(%s)', $row['name']));
if (!isset($indexes[$tableName])) {
$indexes[$tableName] = array('index' => $row['name'], 'columns' => array());
}
foreach ($indexData as $indexItem) {
$indexes[$tableName]['columns'][] = strtolower($indexItem['name']);
}
}
return $indexes;
}
/**
* {@inheritdoc}
*/
public function hasIndex($tableName, $columns)
{
if (is_string($columns)) {
$columns = array($columns); // str to array
}
$columns = array_map('strtolower', $columns);
$indexes = $this->getIndexes($tableName);
foreach ($indexes as $index) {
$a = array_diff($columns, $index['columns']);
if (empty($a)) {
return true;
}
}
return false;
}
/**
* {@inheritdoc}
*/
public function hasIndexByName($tableName, $indexName)
{
$indexes = $this->getIndexes($tableName);
foreach ($indexes as $index) {
if ($indexName === $index['index']) {
return true;
}
}
return false;
}
/**
* {@inheritdoc}
*/
public function addIndex(Table $table, Index $index)
{
$this->startCommandTimer();
$this->writeCommand('addIndex', array($table->getName(), $index->getColumns()));
$indexColumnArray = array();
foreach ($index->getColumns() as $column) {
$indexColumnArray []= sprintf('`%s` ASC', $column);
}
$indexColumns = implode(',', $indexColumnArray);
$this->execute(
sprintf(
'CREATE %s ON %s (%s)',
$this->getIndexSqlDefinition($table, $index),
$this->quoteTableName($table->getName()),
$indexColumns
)
);
$this->endCommandTimer();
}
/**
* {@inheritdoc}
*/
public function dropIndex($tableName, $columns)
{
$this->startCommandTimer();
if (is_string($columns)) {
$columns = array($columns); // str to array
}
$this->writeCommand('dropIndex', array($tableName, $columns));
$indexes = $this->getIndexes($tableName);
$columns = array_map('strtolower', $columns);
foreach ($indexes as $index) {
$a = array_diff($columns, $index['columns']);
if (empty($a)) {
$this->execute(
sprintf(
'DROP INDEX %s',
$this->quoteColumnName($index['index'])
)
);
$this->endCommandTimer();
return;
}
}
}
/**
* {@inheritdoc}
*/
public function dropIndexByName($tableName, $indexName)
{
$this->startCommandTimer();
$this->writeCommand('dropIndexByName', array($tableName, $indexName));
$indexes = $this->getIndexes($tableName);
foreach ($indexes as $index) {
if ($indexName === $index['index']) {
$this->execute(
sprintf(
'DROP INDEX %s',
$this->quoteColumnName($indexName)
)
);
$this->endCommandTimer();
return;
}
}
}
/**
* {@inheritdoc}
*/
public function hasForeignKey($tableName, $columns, $constraint = null)
{
if (is_string($columns)) {
$columns = array($columns); // str to array
}
$foreignKeys = $this->getForeignKeys($tableName);
$a = array_diff($columns, $foreignKeys);
if (empty($a)) {
return true;
}
return false;
}
/**
* Get an array of foreign keys from a particular table.
*
* @param string $tableName Table Name
* @return array
*/
protected function getForeignKeys($tableName)
{
$foreignKeys = array();
$rows = $this->fetchAll(
"SELECT sql, tbl_name
FROM (
SELECT sql sql, type type, tbl_name tbl_name, name name
FROM sqlite_master
UNION ALL
SELECT sql, type, tbl_name, name
FROM sqlite_temp_master
)
WHERE type != 'meta'
AND sql NOTNULL
AND name NOT LIKE 'sqlite_%'
ORDER BY substr(type, 2, 1), name"
);
foreach ($rows as $row) {
if ($row['tbl_name'] === $tableName) {
if (strpos($row['sql'], 'REFERENCES') !== false) {
preg_match_all("/\(`([^`]*)`\) REFERENCES/", $row['sql'], $matches);
foreach ($matches[1] as $match) {
$foreignKeys[] = $match;
}
}
}
}
return $foreignKeys;
}
/**
* {@inheritdoc}
*/
public function addForeignKey(Table $table, ForeignKey $foreignKey)
{
// TODO: DRY this up....
$this->startCommandTimer();
$this->writeCommand('addForeignKey', array($table->getName(), $foreignKey->getColumns()));
$this->execute('pragma foreign_keys = ON');
$tmpTableName = 'tmp_' . $table->getName();
$rows = $this->fetchAll('select * from sqlite_master where `type` = \'table\'');
$sql = '';
foreach ($rows as $row) {
if ($row['tbl_name'] === $table->getName()) {
$sql = $row['sql'];
}
}
$rows = $this->fetchAll(sprintf('pragma table_info(%s)', $this->quoteTableName($table->getName())));
$columns = array();
foreach ($rows as $column) {
$columns[] = $this->quoteColumnName($column['name']);
}
$this->execute(sprintf('ALTER TABLE %s RENAME TO %s', $this->quoteTableName($table->getName()), $tmpTableName));
$sql = substr($sql, 0, -1) . ',' . $this->getForeignKeySqlDefinition($foreignKey) . ')';
$this->execute($sql);
$sql = sprintf(
'INSERT INTO %s(%s) SELECT %s FROM %s',
$this->quoteTableName($table->getName()),
implode(', ', $columns),
implode(', ', $columns),
$this->quoteTableName($tmpTableName)
);
$this->execute($sql);
$this->execute(sprintf('DROP TABLE %s', $this->quoteTableName($tmpTableName)));
$this->endCommandTimer();
}
/**
* {@inheritdoc}
*/
public function dropForeignKey($tableName, $columns, $constraint = null)
{
// TODO: DRY this up....
$this->startCommandTimer();
if (is_string($columns)) {
$columns = array($columns); // str to array
}
$this->writeCommand('dropForeignKey', array($tableName, $columns));
$tmpTableName = 'tmp_' . $tableName;
$rows = $this->fetchAll('select * from sqlite_master where `type` = \'table\'');
$sql = '';
foreach ($rows as $table) {
if ($table['tbl_name'] === $tableName) {
$sql = $table['sql'];
}
}
$rows = $this->fetchAll(sprintf('pragma table_info(%s)', $this->quoteTableName($tableName)));
$replaceColumns = array();
foreach ($rows as $row) {
if (!in_array($row['name'], $columns)) {
$replaceColumns[] = $row['name'];
} else {
$found = true;
}
}
if (!isset($found)) {
throw new \InvalidArgumentException(sprintf(
'The specified column doesn\'t exist: '
));
}
$this->execute(sprintf('ALTER TABLE %s RENAME TO %s', $this->quoteTableName($tableName), $tmpTableName));
foreach ($columns as $columnName) {
$search = sprintf(
"/,[^,]*\(%s(?:,`?(.*)`?)?\) REFERENCES[^,]*\([^\)]*\)[^,)]*/",
$this->quoteColumnName($columnName)
);
$sql = preg_replace($search, '', $sql, 1);
}
$this->execute($sql);
$sql = sprintf(
'INSERT INTO %s(%s) SELECT %s FROM %s',
$tableName,
implode(', ', $columns),
implode(', ', $columns),
$tmpTableName
);
$this->execute($sql);
$this->execute(sprintf('DROP TABLE %s', $this->quoteTableName($tmpTableName)));
$this->endCommandTimer();
}
/**
* {@inheritdoc}
*/
public function insert(Table $table, $row)
{
$this->startCommandTimer();
$this->writeCommand('insert', array($table->getName()));
$sql = sprintf(
"INSERT INTO %s ",
$this->quoteTableName($table->getName())
);
$columns = array_keys($row);
$sql .= "(". implode(', ', array_map(array($this, 'quoteColumnName'), $columns)) . ")";
$sql .= " VALUES ";
$sql .= "(" . implode(', ', array_map(function ($value) {
if (is_numeric($value)) {
return $value;
}
return "'{$value}'";
}, $row)) . ")";
$this->execute($sql);
$this->endCommandTimer();
}
/**
* {@inheritdoc}
*/
public function getSqlType($type, $limit = null)
{
switch ($type) {
case static::PHINX_TYPE_STRING:
return array('name' => 'varchar', 'limit' => 255);
break;
case static::PHINX_TYPE_CHAR:
return array('name' => 'char', 'limit' => 255);
break;
case static::PHINX_TYPE_TEXT:
return array('name' => 'text');
break;
case static::PHINX_TYPE_INTEGER:
return array('name' => 'integer');
break;
case static::PHINX_TYPE_BIG_INTEGER:
return array('name' => 'bigint');
break;
case static::PHINX_TYPE_FLOAT:
return array('name' => 'float');
break;
case static::PHINX_TYPE_DECIMAL:
return array('name' => 'decimal');
break;
case static::PHINX_TYPE_DATETIME:
return array('name' => 'datetime');
break;
case static::PHINX_TYPE_TIMESTAMP:
return array('name' => 'datetime');
break;
case static::PHINX_TYPE_TIME:
return array('name' => 'time');
break;
case static::PHINX_TYPE_DATE:
return array('name' => 'date');
break;
case static::PHINX_TYPE_BLOB:
case static::PHINX_TYPE_BINARY:
return array('name' => 'blob');
break;
case static::PHINX_TYPE_BOOLEAN:
return array('name' => 'boolean');
break;
case static::PHINX_TYPE_UUID:
return array('name' => 'char', 'limit' => 36);
case static::PHINX_TYPE_ENUM:
return array('name' => 'enum');
// Geospatial database types
// No specific data types exist in SQLite, instead all geospatial
// functionality is handled in the client. See also: SpatiaLite.
case static::PHINX_TYPE_GEOMETRY:
case static::PHINX_TYPE_POLYGON:
return array('name' => 'text');
return;
case static::PHINX_TYPE_LINESTRING:
return array('name' => 'varchar', 'limit' => 255);
break;
case static::PHINX_TYPE_POINT:
return array('name' => 'float');
default:
throw new \RuntimeException('The type: "' . $type . '" is not supported.');
}
}
/**
* Returns Phinx type by SQL type
*
* @param string $sqlTypeDef SQL type
* @returns string Phinx type
*/
public function getPhinxType($sqlTypeDef)
{
if (!preg_match('/^([\w]+)(\(([\d]+)*(,([\d]+))*\))*$/', $sqlTypeDef, $matches)) {
throw new \RuntimeException('Column type ' . $sqlTypeDef . ' is not supported');
} else {
$limit = null;
$precision = null;
$type = $matches[1];
if (count($matches) > 2) {
$limit = $matches[3] ? $matches[3] : null;
}
if (count($matches) > 4) {
$precision = $matches[5];
}
switch ($matches[1]) {
case 'varchar':
$type = static::PHINX_TYPE_STRING;
if ($limit === 255) {
$limit = null;
}
break;
case 'char':
$type = static::PHINX_TYPE_CHAR;
if ($limit === 255) {
$limit = null;
}
if ($limit === 36) {
$type = static::PHINX_TYPE_UUID;
}
break;
case 'int':
$type = static::PHINX_TYPE_INTEGER;
if ($limit === 11) {
$limit = null;
}
break;
case 'bigint':
if ($limit === 11) {
$limit = null;
}
$type = static::PHINX_TYPE_BIG_INTEGER;
break;
case 'blob':
$type = static::PHINX_TYPE_BINARY;
break;
}
if ($type === 'tinyint') {
if ($matches[3] === 1) {
$type = static::PHINX_TYPE_BOOLEAN;
$limit = null;
}
}
$this->getSqlType($type);
return array(
'name' => $type,
'limit' => $limit,
'precision' => $precision
);
}
}
/**
* {@inheritdoc}
*/
public function createDatabase($name, $options = array())
{
$this->startCommandTimer();
$this->writeCommand('createDatabase', array($name));
touch($name . '.sqlite3');
$this->endCommandTimer();
}
/**
* {@inheritdoc}
*/
public function hasDatabase($name)
{
return is_file($name . '.sqlite3');
}
/**
* {@inheritdoc}
*/
public function dropDatabase($name)
{
$this->startCommandTimer();
$this->writeCommand('dropDatabase', array($name));
if (file_exists($name . '.sqlite3')) {
unlink($name . '.sqlite3');
}
$this->endCommandTimer();
}
/**
* Get the definition for a `DEFAULT` statement.
*
* @param mixed $default
* @return string
*/
protected function getDefaultValueDefinition($default)
{
if (is_string($default) && 'CURRENT_TIMESTAMP' !== $default) {
$default = $this->getConnection()->quote($default);
} elseif (is_bool($default)) {
$default = $this->castToBool($default);
}
return isset($default) ? ' DEFAULT ' . $default : '';
}
/**
* Gets the SQLite Column Definition for a Column object.
*
* @param Column $column Column
* @return string
*/
protected function getColumnSqlDefinition(Column $column)
{
$sqlType = $this->getSqlType($column->getType());
$def = '';
$def .= strtoupper($sqlType['name']);
if ($column->getPrecision() && $column->getScale()) {
$def .= '(' . $column->getPrecision() . ',' . $column->getScale() . ')';
}
$limitable = in_array(strtoupper($sqlType['name']), $this->definitionsWithLimits);
if (($column->getLimit() || isset($sqlType['limit'])) && $limitable) {
$def .= '(' . ($column->getLimit() ? $column->getLimit() : $sqlType['limit']) . ')';
}
if (($values = $column->getValues()) && is_array($values)) {
$def .= " CHECK({$column->getName()} IN ('" . implode("', '", $values) . "'))";
}
$default = $column->getDefault();
$def .= ($column->isNull() || is_null($default)) ? ' NULL' : ' NOT NULL';
$def .= $this->getDefaultValueDefinition($default);
$def .= ($column->isIdentity()) ? ' PRIMARY KEY AUTOINCREMENT' : '';
if ($column->getUpdate()) {
$def .= ' ON UPDATE ' . $column->getUpdate();
}
$def .= $this->getCommentDefinition($column);
return $def;
}
/**
* Gets the comment Definition for a Column object.
*
* @param Column $column Column
* @return string
*/
protected function getCommentDefinition(Column $column)
{
if ($column->getComment()) {
return ' /* ' . $column->getComment() . ' */ ';
}
return '';
}
/**
* Gets the SQLite Index Definition for an Index object.
*
* @param Index $index Index
* @return string
*/
protected function getIndexSqlDefinition(Table $table, Index $index)
{
if ($index->getType() === Index::UNIQUE) {
$def = 'UNIQUE INDEX';
} else {
$def = 'INDEX';
}
if (is_string($index->getName())) {
$indexName = $index->getName();
} else {
$indexName = $table->getName() . '_';
foreach ($index->getColumns() as $column) {
$indexName .= $column . '_';
}
$indexName .= 'index';
}
$def .= ' `' . $indexName . '`';
return $def;
}
/**
* {@inheritdoc}
*/
public function getColumnTypes()
{
return array_merge(parent::getColumnTypes(), array('enum'));
}
/**
* Gets the SQLite Foreign Key Definition for an ForeignKey object.
*
* @param ForeignKey $foreignKey
* @return string
*/
protected function getForeignKeySqlDefinition(ForeignKey $foreignKey)
{
$def = '';
if ($foreignKey->getConstraint()) {
$def .= ' CONSTRAINT ' . $this->quoteColumnName($foreignKey->getConstraint());
} else {
$columnNames = array();
foreach ($foreignKey->getColumns() as $column) {
$columnNames[] = $this->quoteColumnName($column);
}
$def .= ' FOREIGN KEY (' . implode(',', $columnNames) . ')';
$refColumnNames = array();
foreach ($foreignKey->getReferencedColumns() as $column) {
$refColumnNames[] = $this->quoteColumnName($column);
}
$def .= ' REFERENCES ' . $this->quoteTableName($foreignKey->getReferencedTable()->getName()) . ' (' . implode(',', $refColumnNames) . ')';
if ($foreignKey->getOnDelete()) {
$def .= ' ON DELETE ' . $foreignKey->getOnDelete();
}
if ($foreignKey->getOnUpdate()) {
$def .= ' ON UPDATE ' . $foreignKey->getOnUpdate();
}
}
return $def;
}
}