Viewing file:  Sqlite.php (7.22 KB) -rwxr-xr-x
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<?php
/*
* $Id: Sqlite.php 6484 2009-10-12 17:40:41Z jwage $
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the LGPL. For more information, see
* <http://www.phpdoctrine.org>.
*/
/**
* @package Doctrine
* @subpackage Import
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
* @author Lukas Smith <smith@pooteeweet.org> (PEAR MDB2 library)
* @version $Revision: 6484 $
* @link www.phpdoctrine.org
* @since 1.0
*/
class Doctrine_Import_Sqlite extends Doctrine_Import
{
/**
* lists all databases
*
* @return array
*/
public function listDatabases()
{
}
/**
* lists all availible database functions
*
* @return array
*/
public function listFunctions()
{
}
/**
* lists all database triggers
*
* @param string|null $database
* @return array
*/
public function listTriggers($database = null)
{
}
/**
* lists all database sequences
*
* @param string|null $database
* @return array
*/
public function listSequences($database = null)
{
$query = "SELECT name FROM sqlite_master WHERE type='table' AND sql NOT NULL ORDER BY name";
$tableNames = $this->conn->fetchColumn($query);
$result = array();
foreach ($tableNames as $tableName) {
if ($sqn = $this->conn->fixSequenceName($tableName, true)) {
$result[] = $sqn;
}
}
if ($this->conn->getAttribute(Doctrine_Core::ATTR_PORTABILITY) & Doctrine_Core::PORTABILITY_FIX_CASE) {
$result = array_map(($this->conn->getAttribute(Doctrine_Core::ATTR_FIELD_CASE) == CASE_LOWER ? 'strtolower' : 'strtoupper'), $result);
}
return $result;
}
/**
* lists table constraints
*
* @param string $table database table name
* @return array
*/
public function listTableConstraints($table)
{
$table = $this->conn->quote($table, 'text');
$query = "SELECT sql FROM sqlite_master WHERE type='index' AND ";
if ($this->conn->getAttribute(Doctrine_Core::ATTR_PORTABILITY) & Doctrine_Core::PORTABILITY_FIX_CASE) {
$query .= 'LOWER(tbl_name) = ' . strtolower($table);
} else {
$query .= 'tbl_name = ' . $table;
}
$query .= ' AND sql NOT NULL ORDER BY name';
$indexes = $this->conn->fetchColumn($query);
$result = array();
foreach ($indexes as $sql) {
if (preg_match("/^create unique index ([^ ]+) on /i", $sql, $tmp)) {
$index = $this->conn->formatter->fixIndexName($tmp[1]);
if ( ! empty($index)) {
$result[$index] = true;
}
}
}
if ($this->conn->getAttribute(Doctrine_Core::ATTR_PORTABILITY) & Doctrine_Core::PORTABILITY_FIX_CASE) {
$result = array_change_key_case($result, $this->conn->getAttribute(Doctrine_Core::ATTR_FIELD_CASE));
}
return array_keys($result);
}
/**
* lists table constraints
*
* @param string $table database table name
* @return array
*/
public function listTableColumns($table)
{
$sql = 'PRAGMA table_info(' . $table . ')';
$result = $this->conn->fetchAll($sql);
$description = array();
$columns = array();
foreach ($result as $key => $val) {
$val = array_change_key_case($val, CASE_LOWER);
$decl = $this->conn->dataDict->getPortableDeclaration($val);
$description = array(
'name' => $val['name'],
'ntype' => $val['type'],
'type' => $decl['type'][0],
'alltypes' => $decl['type'],
'notnull' => (bool) $val['notnull'],
'default' => $val['dflt_value'],
'primary' => (bool) $val['pk'],
'length' => null,
'scale' => null,
'precision' => null,
'unsigned' => null,
);
$columns[$val['name']] = $description;
}
return $columns;
}
/**
* lists table constraints
*
* @param string $table database table name
* @return array
*/
public function listTableIndexes($table)
{
$sql = 'PRAGMA index_list(' . $table . ')';
return $this->conn->fetchColumn($sql);
}
/**
* lists tables
*
* @param string|null $database
* @return array
*/
public function listTables($database = null)
{
$sql = "SELECT name FROM sqlite_master WHERE type = 'table' AND name != 'sqlite_sequence' "
. "UNION ALL SELECT name FROM sqlite_temp_master "
. "WHERE type = 'table' ORDER BY name";
return $this->conn->fetchColumn($sql);
}
/**
* lists table triggers
*
* @param string $table database table name
* @return array
*/
public function listTableTriggers($table)
{
}
/**
* lists table views
*
* @param string $table database table name
* @return array
*/
public function listTableViews($table)
{
$query = "SELECT name, sql FROM sqlite_master WHERE type='view' AND sql NOT NULL";
$views = $db->fetchAll($query);
$result = array();
foreach ($views as $row) {
if (preg_match("/^create view .* \bfrom\b\s+\b{$table}\b /i", $row['sql'])) {
if ( ! empty($row['name'])) {
$result[$row['name']] = true;
}
}
}
return $result;
}
/**
* lists database users
*
* @return array
*/
public function listUsers()
{
}
/**
* lists database views
*
* @param string|null $database
* @return array
*/
public function listViews($database = null)
{
$query = "SELECT name FROM sqlite_master WHERE type='view' AND sql NOT NULL";
return $this->conn->fetchColumn($query);
}
}
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