144d81c068b3465cab1e4d9c637dac6052df0b66
[Packages/TYPO3.CMS.git] / typo3 / sysext / adodb / adodb / datadict / datadict-sapdb.inc.php
1 <?php
2
3 /**
4 V4.50 6 July 2004 (c) 2000-2006 John Lim (jlim#natsoft.com.my). All rights reserved.
5 Released under both BSD license and Lesser GPL library license.
6 Whenever there is any discrepancy between the two licenses,
7 the BSD license will take precedence.
8
9 Set tabs to 4 for best viewing.
10
11 Modified from datadict-generic.inc.php for sapdb by RalfBecker-AT-outdoor-training.de
12 */
13
14 // security - hide paths
15 if (!defined('ADODB_DIR')) die();
16
17 class ADODB2_sapdb extends ADODB_DataDict {
18
19 var $databaseType = 'sapdb';
20 var $seqField = false;
21 var $renameColumn = 'RENAME COLUMN %s.%s TO %s';
22
23 function ActualType($meta)
24 {
25 switch($meta) {
26 case 'C': return 'VARCHAR';
27 case 'XL':
28 case 'X': return 'LONG';
29
30 case 'C2': return 'VARCHAR UNICODE';
31 case 'X2': return 'LONG UNICODE';
32
33 case 'B': return 'LONG';
34
35 case 'D': return 'DATE';
36 case 'T': return 'TIMESTAMP';
37
38 case 'L': return 'BOOLEAN';
39 case 'I': return 'INTEGER';
40 case 'I1': return 'FIXED(3)';
41 case 'I2': return 'SMALLINT';
42 case 'I4': return 'INTEGER';
43 case 'I8': return 'FIXED(20)';
44
45 case 'F': return 'FLOAT(38)';
46 case 'N': return 'FIXED';
47 default:
48 return $meta;
49 }
50 }
51
52 function MetaType($t,$len=-1,$fieldobj=false)
53 {
54 if (is_object($t)) {
55 $fieldobj = $t;
56 $t = $fieldobj->type;
57 $len = $fieldobj->max_length;
58 }
59 static $maxdb_type2adodb = array(
60 'VARCHAR' => 'C',
61 'CHARACTER' => 'C',
62 'LONG' => 'X', // no way to differ between 'X' and 'B' :-(
63 'DATE' => 'D',
64 'TIMESTAMP' => 'T',
65 'BOOLEAN' => 'L',
66 'INTEGER' => 'I4',
67 'SMALLINT' => 'I2',
68 'FLOAT' => 'F',
69 'FIXED' => 'N',
70 );
71 $type = isset($maxdb_type2adodb[$t]) ? $maxdb_type2adodb[$t] : 'C';
72
73 // convert integer-types simulated with fixed back to integer
74 if ($t == 'FIXED' && !$fieldobj->scale && ($len == 20 || $len == 3)) {
75 $type = $len == 20 ? 'I8' : 'I1';
76 }
77 if ($fieldobj->auto_increment) $type = 'R';
78
79 return $type;
80 }
81
82 // return string must begin with space
83 function _CreateSuffix($fname,$ftype,$fnotnull,$fdefault,$fautoinc,$fconstraint,$funsigned)
84 {
85 $suffix = '';
86 if ($funsigned) $suffix .= ' UNSIGNED';
87 if ($fnotnull) $suffix .= ' NOT NULL';
88 if ($fautoinc) $suffix .= ' DEFAULT SERIAL';
89 elseif (strlen($fdefault)) $suffix .= " DEFAULT $fdefault";
90 if ($fconstraint) $suffix .= ' '.$fconstraint;
91 return $suffix;
92 }
93
94 function AddColumnSQL($tabname, $flds)
95 {
96 $tabname = $this->TableName ($tabname);
97 $sql = array();
98 list($lines,$pkey) = $this->_GenFields($flds);
99 return array( 'ALTER TABLE ' . $tabname . ' ADD (' . implode(', ',$lines) . ')' );
100 }
101
102 function AlterColumnSQL($tabname, $flds)
103 {
104 $tabname = $this->TableName ($tabname);
105 $sql = array();
106 list($lines,$pkey) = $this->_GenFields($flds);
107 return array( 'ALTER TABLE ' . $tabname . ' MODIFY (' . implode(', ',$lines) . ')' );
108 }
109
110 function DropColumnSQL($tabname, $flds)
111 {
112 $tabname = $this->TableName ($tabname);
113 if (!is_array($flds)) $flds = explode(',',$flds);
114 foreach($flds as $k => $v) {
115 $flds[$k] = $this->NameQuote($v);
116 }
117 return array( 'ALTER TABLE ' . $tabname . ' DROP (' . implode(', ',$flds) . ')' );
118 }
119 }
120
121 ?>