1 | /* |
---|
2 | * Copyright (C) 2005-2008 MaNGOS <http://www.mangosproject.org/> |
---|
3 | * |
---|
4 | * Copyright (C) 2008 Trinity <http://www.trinitycore.org/> |
---|
5 | * |
---|
6 | * This program is free software; you can redistribute it and/or modify |
---|
7 | * it under the terms of the GNU General Public License as published by |
---|
8 | * the Free Software Foundation; either version 2 of the License, or |
---|
9 | * (at your option) any later version. |
---|
10 | * |
---|
11 | * This program is distributed in the hope that it will be useful, |
---|
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
---|
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
---|
14 | * GNU General Public License for more details. |
---|
15 | * |
---|
16 | * You should have received a copy of the GNU General Public License |
---|
17 | * along with this program; if not, write to the Free Software |
---|
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
---|
19 | */ |
---|
20 | |
---|
21 | #ifdef DO_POSTGRESQL |
---|
22 | |
---|
23 | #include "DatabaseEnv.h" |
---|
24 | |
---|
25 | QueryResultPostgre::QueryResultPostgre(PGresult *result, uint64 rowCount, uint32 fieldCount) : |
---|
26 | QueryResult(rowCount, fieldCount), mResult(result), mTableIndex(0) |
---|
27 | { |
---|
28 | |
---|
29 | mCurrentRow = new Field[mFieldCount]; |
---|
30 | ASSERT(mCurrentRow); |
---|
31 | |
---|
32 | for (uint32 i = 0; i < mFieldCount; i++) |
---|
33 | { |
---|
34 | mFieldNames[i] = PQfname(result, i); |
---|
35 | mCurrentRow[i].SetType(ConvertNativeType(PQftype( result, i ))); |
---|
36 | } |
---|
37 | } |
---|
38 | |
---|
39 | QueryResultPostgre::~QueryResultPostgre() |
---|
40 | { |
---|
41 | EndQuery(); |
---|
42 | } |
---|
43 | |
---|
44 | bool QueryResultPostgre::NextRow() |
---|
45 | { |
---|
46 | if (!mResult) |
---|
47 | return false; |
---|
48 | |
---|
49 | if (mTableIndex >= mRowCount) |
---|
50 | { |
---|
51 | EndQuery(); |
---|
52 | return false; |
---|
53 | } |
---|
54 | |
---|
55 | char* pPQgetvalue; |
---|
56 | for (int j = 0; j < mFieldCount; j++) |
---|
57 | { |
---|
58 | pPQgetvalue = PQgetvalue(mResult, mTableIndex, j); |
---|
59 | if(pPQgetvalue && !(*pPQgetvalue)) |
---|
60 | pPQgetvalue = NULL; |
---|
61 | |
---|
62 | mCurrentRow[j].SetValue(pPQgetvalue); |
---|
63 | } |
---|
64 | ++mTableIndex; |
---|
65 | |
---|
66 | return true; |
---|
67 | } |
---|
68 | |
---|
69 | void QueryResultPostgre::EndQuery() |
---|
70 | { |
---|
71 | if (mCurrentRow) |
---|
72 | { |
---|
73 | delete [] mCurrentRow; |
---|
74 | mCurrentRow = 0; |
---|
75 | } |
---|
76 | |
---|
77 | if (mResult) |
---|
78 | { |
---|
79 | PQclear(mResult); |
---|
80 | mResult = 0; |
---|
81 | } |
---|
82 | } |
---|
83 | |
---|
84 | // see types in #include <postgre/pg_type.h> |
---|
85 | enum Field::DataTypes QueryResultPostgre::ConvertNativeType(Oid pOid ) const |
---|
86 | { |
---|
87 | switch (pOid) |
---|
88 | { |
---|
89 | case BPCHAROID: |
---|
90 | case CIDOID: |
---|
91 | case CIDROID: |
---|
92 | case CIRCLEOID: |
---|
93 | case INETOID: |
---|
94 | case NAMEOID: |
---|
95 | case TEXTOID: |
---|
96 | case VARCHAROID: |
---|
97 | return Field::DB_TYPE_STRING; |
---|
98 | case CASHOID: |
---|
99 | case FLOAT4OID: |
---|
100 | case FLOAT8OID: |
---|
101 | case NUMERICOID: |
---|
102 | return Field::DB_TYPE_FLOAT; |
---|
103 | case DATEOID: // Date |
---|
104 | case RELTIMEOID: // Date |
---|
105 | case TIMEOID: // Time |
---|
106 | case TIMETZOID: // Time |
---|
107 | case ABSTIMEOID: // DateTime |
---|
108 | case INTERVALOID: // DateTime |
---|
109 | case TIMESTAMPOID: // DateTime |
---|
110 | case TIMESTAMPTZOID: // DateTime |
---|
111 | case INT2OID: // Int |
---|
112 | case INT2VECTOROID: // Int |
---|
113 | case INT4OID: // Int |
---|
114 | case OIDOID: // Int |
---|
115 | case CHAROID: // UInt |
---|
116 | case INT8OID: // LongLong |
---|
117 | return Field::DB_TYPE_INTEGER; |
---|
118 | case BOOLOID: |
---|
119 | return Field::DB_TYPE_BOOL; // Bool |
---|
120 | /* |
---|
121 | case BOXOID: Rect; |
---|
122 | case LINEOID: Rect; |
---|
123 | case VARBITOID: BitArray; |
---|
124 | case BYTEAOID: ByteArray; |
---|
125 | */ |
---|
126 | case LSEGOID: |
---|
127 | case OIDVECTOROID: |
---|
128 | case PATHOID: |
---|
129 | case POINTOID: |
---|
130 | case POLYGONOID: |
---|
131 | case REGPROCOID: |
---|
132 | case TIDOID: |
---|
133 | case TINTERVALOID: |
---|
134 | case UNKNOWNOID: |
---|
135 | case XIDOID: |
---|
136 | default: |
---|
137 | return Field::DB_TYPE_UNKNOWN; |
---|
138 | } |
---|
139 | return Field::DB_TYPE_UNKNOWN; |
---|
140 | } |
---|
141 | #endif |
---|