Source for file sqlite.php
Documentation is available at sqlite.php
// +----------------------------------------------------------------------+
// | PHP versions 4 and 5 |
// +----------------------------------------------------------------------+
// | Copyright (c) 1998-2006 Manuel Lemos, Tomas V.V.Cox, |
// | Stig. S. Bakken, Lukas Smith |
// | All rights reserved. |
// +----------------------------------------------------------------------+
// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
// | API as well as database abstraction for PHP applications. |
// | This LICENSE is in the BSD license style. |
// | Redistribution and use in source and binary forms, with or without |
// | modification, are permitted provided that the following conditions |
// | Redistributions of source code must retain the above copyright |
// | notice, this list of conditions and the following disclaimer. |
// | Redistributions in binary form must reproduce the above copyright |
// | notice, this list of conditions and the following disclaimer in the |
// | documentation and/or other materials provided with the distribution. |
// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
// | Lukas Smith nor the names of his contributors may be used to endorse |
// | or promote products derived from this software without specific prior|
// | written permission. |
// | 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 |
// | REGENTS 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. |
// +----------------------------------------------------------------------+
// | Author: Lukas Smith <smith@pooteeweet.org> |
// +----------------------------------------------------------------------+
// $Id: sqlite.php,v 1.60 2006/08/12 15:44:03 lsmith Exp $
require_once 'MDB2/Driver/Reverse/Common.php';
* MDB2 SQlite driver for the schema reverse engineering module
* @author Lukas Smith <smith@pooteeweet.org>
function _getTableColumns ($sql)
$db = & $this->getDBInstance ();
if (PEAR ::isError ($db)) {
$start_pos = strpos($sql, '(');
$column_def = substr($sql, $start_pos+1 , $end_pos- $start_pos-1 );
// replace the decimal length-places-separator with a colon
$column_def = preg_replace('/(\d),(\d)/', '\1:\2', $column_def);
$column_sql = split(',', $column_def);
$count = count($column_sql);
return $db->raiseError (MDB2_ERROR_UNSUPPORTED , null , null ,
'unexpected empty table column definition list', __FUNCTION__ );
$regexp = '/^([^ ]+) (CHAR|VARCHAR|VARCHAR2|TEXT|BOOLEAN|SMALLINT|INT|INTEGER|DECIMAL|BIGINT|DOUBLE|FLOAT|DATETIME|DATE|TIME|LONGTEXT|LONGBLOB)( ?\(([1-9][0-9]*)(:([1-9][0-9]*))?\))?( UNSIGNED)?( PRIMARY KEY)?( DEFAULT (\'[^\']*\'|[^ ]+))?( NULL| NOT NULL)?$/i';
$regexp2 = '/^([^ ]+) (PRIMARY|UNIQUE|CHECK)$/i';
for ($i=0 , $j=0; $i< $count; ++ $i) {
return $db->raiseError (MDB2_ERROR_UNSUPPORTED , null , null ,
'unexpected table column SQL definition: "'. $column_sql[$i]. '"', __FUNCTION__ );
$columns[$j]['name'] = $matches[1 ];
if (isset ($matches[4 ]) && strlen($matches[4 ])) {
$columns[$j]['length'] = $matches[4 ];
if (isset ($matches[6 ]) && strlen($matches[6 ])) {
$columns[$j]['decimal'] = $matches[6 ];
if (isset ($matches[7 ]) && strlen($matches[7 ])) {
$columns[$j]['unsigned'] = true;
if (isset ($matches[8 ]) && strlen($matches[8 ])) {
$columns[$j]['autoincrement'] = true;
if (isset ($matches[10 ]) && strlen($matches[10 ])) {
if (strlen($default) && $default[0 ]== "'") {
if ($default === 'NULL') {
$columns[$j]['default'] = $default;
if (isset ($matches[11 ]) && strlen($matches[11 ])) {
$columns[$j]['notnull'] = ($matches[11 ] === ' NOT NULL');
// {{{ getTableFieldDefinition()
* Get the stucture of a field into an array
* @param string $table name of table that should be used in method
* @param string $field_name name of field that should be used in method
* @return mixed data array on success, a MDB2 error on failure
$db = & $this->getDBInstance ();
if (PEAR ::isError ($db)) {
$result = $db->loadModule ('Datatype', null , true );
if (PEAR ::isError ($result)) {
$query = "SELECT sql FROM sqlite_master WHERE type='table' AND ";
if ($db->options ['portability'] & MDB2_PORTABILITY_FIX_CASE ) {
$query.= 'LOWER(name)='. $db->quote (strtolower($table), 'text');
$query.= 'name='. $db->quote ($table, 'text');
$sql = $db->queryOne ($query);
if (PEAR ::isError ($sql)) {
$columns = $this->_getTableColumns ($sql);
foreach ($columns as $column) {
if ($db->options ['portability'] & MDB2_PORTABILITY_FIX_CASE ) {
if ($db->options ['field_case'] == CASE_LOWER ) {
if ($field_name == $column['name']) {
list ($types, $length, $unsigned, $fixed) = $db->datatype ->mapNativeDatatype ($column);
if (!empty ($column['notnull'])) {
$notnull = $column['notnull'];
$default = $column['default'];
if (is_null($default) && $notnull) {
if (!empty ($column['autoincrement'])) {
'nativetype' => preg_replace('/^([a-z]+)[^a-z].*/i', '\\1', $column['type'])
$definition[0 ]['length'] = $length;
$definition[0 ]['unsigned'] = $unsigned;
$definition[0 ]['fixed'] = $fixed;
if ($default !== false ) {
$definition[0 ]['default'] = $default;
if ($autoincrement !== false ) {
$definition[0 ]['autoincrement'] = $autoincrement;
foreach ($types as $key => $type) {
$definition[$key] = $definition[0 ];
if ($type == 'clob' || $type == 'blob') {
unset ($definition[$key]['default']);
$definition[$key]['type'] = $type;
$definition[$key]['mdb2type'] = $type;
return $db->raiseError (MDB2_ERROR_NOT_FOUND , null , null ,
'it was not specified an existing table column', __FUNCTION__ );
// {{{ getTableIndexDefinition()
* Get the stucture of an index into an array
* @param string $table name of table that should be used in method
* @param string $index_name name of index that should be used in method
* @return mixed data array on success, a MDB2 error on failure
$db = & $this->getDBInstance ();
if (PEAR ::isError ($db)) {
$index_name = $db->getIndexName ($index_name);
$query = "SELECT sql FROM sqlite_master WHERE type='index' AND ";
if ($db->options ['portability'] & MDB2_PORTABILITY_FIX_CASE ) {
$query.= "LOWER(name)=". $db->quote (strtolower($index_name), 'text'). " AND LOWER(tbl_name)=". $db->quote (strtolower($table), 'text');
$query.= 'name='. $db->quote ($index_name, 'text'). ' AND tbl_name='. $db->quote ($table, 'text');
$query.= " AND sql NOT NULL ORDER BY name";
$sql = $db->queryOne ($query, 'text');
if (PEAR ::isError ($sql)) {
return $db->raiseError (MDB2_ERROR_NOT_FOUND , null , null ,
'it was not specified an existing table index', __FUNCTION__ );
$start_pos = strpos($sql, '(');
$column_names = substr($sql, $start_pos+1 , $end_pos- $start_pos-1 );
$column_names = split(',', $column_names);
return $db->raiseError (MDB2_ERROR_NOT_FOUND , null , null ,
'it was not specified an existing table index', __FUNCTION__ );
$count = count($column_names);
for ($i=0; $i< $count; ++ $i) {
$column_name = strtok($column_names[$i]," ");
$definition['fields'][$column_name] = array ();
if (!empty ($collation)) {
$definition['fields'][$column_name]['sorting'] =
($collation== 'ASC' ? 'ascending' : 'descending');
if (empty ($definition['fields'])) {
return $db->raiseError (MDB2_ERROR_NOT_FOUND , null , null ,
'it was not specified an existing table index', __FUNCTION__ );
// {{{ getTableConstraintDefinition()
* Get the stucture of a constraint into an array
* @param string $table name of table that should be used in method
* @param string $index_name name of index that should be used in method
* @return mixed data array on success, a MDB2 error on failure
$db = & $this->getDBInstance ();
if (PEAR ::isError ($db)) {
$index_name = $db->getIndexName ($index_name);
$query = "SELECT sql FROM sqlite_master WHERE type='index' AND ";
if ($db->options ['portability'] & MDB2_PORTABILITY_FIX_CASE ) {
$query.= "LOWER(name)=". $db->quote (strtolower($index_name), 'text'). " AND LOWER(tbl_name)=". $db->quote (strtolower($table), 'text');
$query.= 'name='. $db->quote ($index_name, 'text'). ' AND tbl_name='. $db->quote ($table, 'text');
$query.= " AND sql NOT NULL ORDER BY name";
$sql = $db->queryOne ($query, 'text');
if (PEAR ::isError ($sql)) {
return $db->raiseError (MDB2_ERROR_NOT_FOUND , null , null ,
'it was not specified an existing table index', __FUNCTION__ );
$start_pos = strpos($sql, '(');
$column_names = substr($sql, $start_pos+1 , $end_pos- $start_pos-1 );
$column_names = split(',', $column_names);
return $db->raiseError (MDB2_ERROR_NOT_FOUND , null , null ,
'it was not specified an existing table constraint', __FUNCTION__ );
$definition['unique'] = true;
$count = count($column_names);
for ($i=0; $i< $count; ++ $i) {
$column_name = strtok($column_names[$i]," ");
$definition['fields'][$column_name] = array ();
if (!empty ($collation)) {
$definition['fields'][$column_name]['sorting'] =
($collation== 'ASC' ? 'ascending' : 'descending');
if (empty ($definition['fields'])) {
return $db->raiseError (MDB2_ERROR_NOT_FOUND , null , null ,
'it was not specified an existing table constraint', __FUNCTION__ );
* Returns information about a table
* @param string $result a string containing the name of a table
* @param int $mode a valid tableInfo mode
* @return array an associative array with the information requested.
* A MDB2_Error object on failure.
* @see MDB2_Driver_Common::tableInfo()
* @since Method available since Release 1.7.0
return parent ::tableInfo ($result, $mode);
$db = & $this->getDBInstance ();
if (PEAR ::isError ($db)) {
return $db->raiseError (MDB2_ERROR_NOT_CAPABLE , null , null ,
'This DBMS can not obtain tableInfo from result sets', __FUNCTION__ );
Documentation generated on Mon, 11 Mar 2019 14:43:22 -0400 by phpDocumentor 1.4.4. PEAR Logo Copyright © PHP Group 2004.
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