mirror of
https://github.com/EGroupware/egroupware.git
synced 2024-12-23 15:18:58 +01:00
151 lines
3.7 KiB
PHP
151 lines
3.7 KiB
PHP
<?php
|
|
|
|
/**
|
|
V4.65 22 July 2005 (c) 2000-2005 John Lim (jlim@natsoft.com.my). All rights reserved.
|
|
Released under both BSD license and Lesser GPL library license.
|
|
Whenever there is any discrepancy between the two licenses,
|
|
the BSD license will take precedence.
|
|
|
|
Set tabs to 4 for best viewing.
|
|
|
|
*/
|
|
|
|
class ADODB2_firebird extends ADODB_DataDict {
|
|
|
|
var $databaseType = 'firebird';
|
|
var $seqField = false;
|
|
var $seqPrefix = 'gen_';
|
|
var $blobSize = 40000;
|
|
|
|
function ActualType($meta)
|
|
{
|
|
switch($meta) {
|
|
case 'C': return 'VARCHAR';
|
|
case 'XL': return 'VARCHAR(32000)';
|
|
case 'X': return 'VARCHAR(4000)';
|
|
|
|
case 'C2': return 'VARCHAR'; // up to 32K
|
|
case 'X2': return 'VARCHAR(4000)';
|
|
|
|
case 'B': return 'BLOB';
|
|
|
|
case 'D': return 'DATE';
|
|
case 'T': return 'TIMESTAMP';
|
|
|
|
case 'L': return 'SMALLINT';
|
|
case 'I': return 'INTEGER';
|
|
case 'I1': return 'SMALLINT';
|
|
case 'I2': return 'SMALLINT';
|
|
case 'I4': return 'INTEGER';
|
|
case 'I8': return 'INTEGER';
|
|
|
|
case 'F': return 'DOUBLE PRECISION';
|
|
case 'N': return 'DECIMAL';
|
|
default:
|
|
return $meta;
|
|
}
|
|
}
|
|
|
|
function NameQuote($name = NULL)
|
|
{
|
|
if (!is_string($name)) {
|
|
return FALSE;
|
|
}
|
|
|
|
$name = trim($name);
|
|
|
|
if ( !is_object($this->connection) ) {
|
|
return $name;
|
|
}
|
|
|
|
$quote = $this->connection->nameQuote;
|
|
|
|
// if name is of the form `name`, quote it
|
|
if ( preg_match('/^`(.+)`$/', $name, $matches) ) {
|
|
return $quote . $matches[1] . $quote;
|
|
}
|
|
|
|
// if name contains special characters, quote it
|
|
if ( !preg_match('/^[' . $this->nameRegex . ']+$/', $name) ) {
|
|
return $quote . $name . $quote;
|
|
}
|
|
|
|
return $quote . $name . $quote;
|
|
}
|
|
|
|
function CreateDatabase($dbname, $options=false)
|
|
{
|
|
$options = $this->_Options($options);
|
|
$sql = array();
|
|
|
|
$sql[] = "DECLARE EXTERNAL FUNCTION LOWER CSTRING(80) RETURNS CSTRING(80) FREE_IT ENTRY_POINT 'IB_UDF_lower' MODULE_NAME 'ib_udf'";
|
|
|
|
return $sql;
|
|
}
|
|
|
|
function _DropAutoIncrement($t)
|
|
{
|
|
if (strpos($t,'.') !== false) {
|
|
$tarr = explode('.',$t);
|
|
return 'DROP GENERATOR '.$tarr[0].'."gen_'.$tarr[1].'"';
|
|
}
|
|
return 'DROP GENERATOR "GEN_'.$t;
|
|
}
|
|
|
|
|
|
function _CreateSuffix($fname,$ftype,$fnotnull,$fdefault,$fautoinc,$fconstraint,$funsigned)
|
|
{
|
|
$suffix = '';
|
|
|
|
if (strlen($fdefault)) $suffix .= " DEFAULT $fdefault";
|
|
if ($fnotnull) $suffix .= ' NOT NULL';
|
|
if ($fautoinc) $this->seqField = $fname;
|
|
if ($fconstraint) $suffix .= ' '.$fconstraint;
|
|
|
|
return $suffix;
|
|
}
|
|
|
|
/*
|
|
CREATE or replace TRIGGER jaddress_insert
|
|
before insert on jaddress
|
|
for each row
|
|
begin
|
|
IF ( NEW."seqField" IS NULL OR NEW."seqField" = 0 ) THEN
|
|
NEW."seqField" = GEN_ID("GEN_tabname", 1);
|
|
end;
|
|
*/
|
|
function _Triggers($tabname,$tableoptions)
|
|
{
|
|
if (!$this->seqField) return array();
|
|
|
|
$tab1 = preg_replace( '/"/', '', $tabname );
|
|
if ($this->schema) {
|
|
$t = strpos($tab1,'.');
|
|
if ($t !== false) $tab = substr($tab1,$t+1);
|
|
else $tab = $tab1;
|
|
$seqField = $this->seqField;
|
|
$seqname = $this->schema.'.'.$this->seqPrefix.$tab;
|
|
$trigname = $this->schema.'.trig_'.$this->seqPrefix.$tab;
|
|
} else {
|
|
$seqField = $this->seqField;
|
|
$seqname = $this->seqPrefix.$tab1;
|
|
$trigname = 'trig_'.$seqname;
|
|
}
|
|
if (isset($tableoptions['REPLACE']))
|
|
{ $sql[] = "DROP GENERATOR \"$seqname\"";
|
|
$sql[] = "CREATE GENERATOR \"$seqname\"";
|
|
$sql[] = "ALTER TRIGGER \"$trigname\" BEFORE INSERT OR UPDATE AS BEGIN IF ( NEW.$seqField IS NULL OR NEW.$seqField = 0 ) THEN NEW.$seqField = GEN_ID(\"$seqname\", 1); END";
|
|
}
|
|
else
|
|
{ $sql[] = "CREATE GENERATOR \"$seqname\"";
|
|
$sql[] = "CREATE TRIGGER \"$trigname\" FOR $tabname BEFORE INSERT OR UPDATE AS BEGIN IF ( NEW.$seqField IS NULL OR NEW.$seqField = 0 ) THEN NEW.$seqField = GEN_ID(\"$seqname\", 1); END";
|
|
}
|
|
|
|
$this->seqField = false;
|
|
return $sql;
|
|
}
|
|
|
|
}
|
|
|
|
|
|
?>
|