| 1 | <?php
|
|---|
| 2 |
|
|---|
| 3 | /**
|
|---|
| 4 | V4.50 6 July 2004 (c) 2000-2007 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 | ?> |
|---|
