| 130 |
kaklik |
1 |
<?php |
|
|
2 |
/*************************************************************************** |
|
|
3 |
* db2.php |
|
|
4 |
* ------------------- |
|
|
5 |
* begin : Saturday, Feb 13, 2001 |
|
|
6 |
* copyright : (C) 2001 The phpBB Group |
|
|
7 |
* email : support@phpbb.com |
|
|
8 |
* |
|
|
9 |
* $Id: db2.php,v 1.2 2002/01/28 17:24:45 psotfx Exp $ |
|
|
10 |
* |
|
|
11 |
***************************************************************************/ |
|
|
12 |
|
|
|
13 |
/*************************************************************************** |
|
|
14 |
* |
|
|
15 |
* This program is free software; you can redistribute it and/or modify |
|
|
16 |
* it under the terms of the GNU General Public License as published by |
|
|
17 |
* the Free Software Foundation; either version 2 of the License, or |
|
|
18 |
* (at your option) any later version. |
|
|
19 |
* |
|
|
20 |
***************************************************************************/ |
|
|
21 |
|
|
|
22 |
if(!defined("SQL_LAYER")) |
|
|
23 |
{ |
|
|
24 |
|
|
|
25 |
define("SQL_LAYER","db2"); |
|
|
26 |
|
|
|
27 |
class sql_db |
|
|
28 |
{ |
|
|
29 |
|
|
|
30 |
var $db_connect_id; |
|
|
31 |
var $query_result; |
|
|
32 |
var $query_resultset; |
|
|
33 |
var $query_numrows; |
|
|
34 |
var $next_id; |
|
|
35 |
var $row = array(); |
|
|
36 |
var $rowset = array(); |
|
|
37 |
var $row_index; |
|
|
38 |
var $num_queries = 0; |
|
|
39 |
|
|
|
40 |
// |
|
|
41 |
// Constructor |
|
|
42 |
// |
|
|
43 |
function sql_db($sqlserver, $sqluser, $sqlpassword, $database, $persistency = true) |
|
|
44 |
{ |
|
|
45 |
$this->persistency = $persistency; |
|
|
46 |
$this->user = $sqluser; |
|
|
47 |
$this->password = $sqlpassword; |
|
|
48 |
$this->dbname = $database; |
|
|
49 |
|
|
|
50 |
$this->server = $sqlserver; |
|
|
51 |
|
|
|
52 |
if($this->persistency) |
|
|
53 |
{ |
|
|
54 |
$this->db_connect_id = odbc_pconnect($this->server, "", ""); |
|
|
55 |
} |
|
|
56 |
else |
|
|
57 |
{ |
|
|
58 |
$this->db_connect_id = odbc_connect($this->server, "", ""); |
|
|
59 |
} |
|
|
60 |
|
|
|
61 |
if($this->db_connect_id) |
|
|
62 |
{ |
|
|
63 |
@odbc_autocommit($this->db_connect_id, off); |
|
|
64 |
|
|
|
65 |
return $this->db_connect_id; |
|
|
66 |
} |
|
|
67 |
else |
|
|
68 |
{ |
|
|
69 |
return false; |
|
|
70 |
} |
|
|
71 |
} |
|
|
72 |
// |
|
|
73 |
// Other base methods |
|
|
74 |
// |
|
|
75 |
function sql_close() |
|
|
76 |
{ |
|
|
77 |
if($this->db_connect_id) |
|
|
78 |
{ |
|
|
79 |
if($this->query_result) |
|
|
80 |
{ |
|
|
81 |
@odbc_free_result($this->query_result); |
|
|
82 |
} |
|
|
83 |
$result = @odbc_close($this->db_connect_id); |
|
|
84 |
return $result; |
|
|
85 |
} |
|
|
86 |
else |
|
|
87 |
{ |
|
|
88 |
return false; |
|
|
89 |
} |
|
|
90 |
} |
|
|
91 |
|
|
|
92 |
|
|
|
93 |
// |
|
|
94 |
// Query method |
|
|
95 |
// |
|
|
96 |
function sql_query($query = "", $transaction = FALSE) |
|
|
97 |
{ |
|
|
98 |
// |
|
|
99 |
// Remove any pre-existing queries |
|
|
100 |
// |
|
|
101 |
unset($this->query_result); |
|
|
102 |
unset($this->row); |
|
|
103 |
if($query != "") |
|
|
104 |
{ |
|
|
105 |
$this->num_queries++; |
|
|
106 |
|
|
|
107 |
if(!eregi("^INSERT ",$query)) |
|
|
108 |
{ |
|
|
109 |
if(eregi("LIMIT", $query)) |
|
|
110 |
{ |
|
|
111 |
preg_match("/^(.*)LIMIT ([0-9]+)[, ]*([0-9]+)*/s", $query, $limits); |
|
|
112 |
|
|
|
113 |
$query = $limits[1]; |
|
|
114 |
if($limits[3]) |
|
|
115 |
{ |
|
|
116 |
$row_offset = $limits[2]; |
|
|
117 |
$num_rows = $limits[3]; |
|
|
118 |
} |
|
|
119 |
else |
|
|
120 |
{ |
|
|
121 |
$row_offset = 0; |
|
|
122 |
$num_rows = $limits[2]; |
|
|
123 |
} |
|
|
124 |
|
|
|
125 |
$query .= " FETCH FIRST ".($row_offset+$num_rows)." ROWS ONLY OPTIMIZE FOR ".($row_offset+$num_rows)." ROWS"; |
|
|
126 |
|
|
|
127 |
$this->query_result = odbc_exec($this->db_connect_id, $query); |
|
|
128 |
|
|
|
129 |
$query_limit_offset = $row_offset; |
|
|
130 |
$this->result_numrows[$this->query_result] = $num_rows; |
|
|
131 |
} |
|
|
132 |
else |
|
|
133 |
{ |
|
|
134 |
$this->query_result = odbc_exec($this->db_connect_id, $query); |
|
|
135 |
|
|
|
136 |
$row_offset = 0; |
|
|
137 |
$this->result_numrows[$this->query_result] = 5E6; |
|
|
138 |
} |
|
|
139 |
|
|
|
140 |
$result_id = $this->query_result; |
|
|
141 |
if($this->query_result && eregi("^SELECT", $query)) |
|
|
142 |
{ |
|
|
143 |
|
|
|
144 |
for($i = 1; $i < odbc_num_fields($result_id)+1; $i++) |
|
|
145 |
{ |
|
|
146 |
$this->result_field_names[$result_id][] = odbc_field_name($result_id, $i); |
|
|
147 |
} |
|
|
148 |
|
|
|
149 |
$i = $row_offset + 1; |
|
|
150 |
$k = 0; |
|
|
151 |
while(odbc_fetch_row($result_id, $i) && $k < $this->result_numrows[$result_id]) |
|
|
152 |
{ |
|
|
153 |
|
|
|
154 |
for($j = 1; $j < count($this->result_field_names[$result_id])+1; $j++) |
|
|
155 |
{ |
|
|
156 |
$this->result_rowset[$result_id][$k][$this->result_field_names[$result_id][$j-1]] = odbc_result($result_id, $j); |
|
|
157 |
} |
|
|
158 |
$i++; |
|
|
159 |
$k++; |
|
|
160 |
} |
|
|
161 |
|
|
|
162 |
$this->result_numrows[$result_id] = $k; |
|
|
163 |
$this->row_index[$result_id] = 0; |
|
|
164 |
} |
|
|
165 |
else |
|
|
166 |
{ |
|
|
167 |
$this->result_numrows[$result_id] = @odbc_num_rows($result_id); |
|
|
168 |
$this->row_index[$result_id] = 0; |
|
|
169 |
} |
|
|
170 |
} |
|
|
171 |
else |
|
|
172 |
{ |
|
|
173 |
if(eregi("^(INSERT|UPDATE) ", $query)) |
|
|
174 |
{ |
|
|
175 |
$query = preg_replace("/\\\'/s", "''", $query); |
|
|
176 |
} |
|
|
177 |
|
|
|
178 |
$this->query_result = odbc_exec($this->db_connect_id, $query); |
|
|
179 |
|
|
|
180 |
if($this->query_result) |
|
|
181 |
{ |
|
|
182 |
$sql_id = "VALUES(IDENTITY_VAL_LOCAL())"; |
|
|
183 |
|
|
|
184 |
$id_result = odbc_exec($this->db_connect_id, $sql_id); |
|
|
185 |
if($id_result) |
|
|
186 |
{ |
|
|
187 |
$row_result = odbc_fetch_row($id_result); |
|
|
188 |
if($row_result) |
|
|
189 |
{ |
|
|
190 |
$this->next_id[$this->query_result] = odbc_result($id_result, 1); |
|
|
191 |
} |
|
|
192 |
} |
|
|
193 |
} |
|
|
194 |
|
|
|
195 |
odbc_commit($this->db_connect_id); |
|
|
196 |
|
|
|
197 |
$this->query_limit_offset[$this->query_result] = 0; |
|
|
198 |
$this->result_numrows[$this->query_result] = 0; |
|
|
199 |
} |
|
|
200 |
|
|
|
201 |
return $this->query_result; |
|
|
202 |
} |
|
|
203 |
else |
|
|
204 |
{ |
|
|
205 |
return false; |
|
|
206 |
} |
|
|
207 |
} |
|
|
208 |
|
|
|
209 |
// |
|
|
210 |
// Other query methods |
|
|
211 |
// |
|
|
212 |
function sql_numrows($query_id = 0) |
|
|
213 |
{ |
|
|
214 |
if(!$query_id) |
|
|
215 |
{ |
|
|
216 |
$query_id = $this->query_result; |
|
|
217 |
} |
|
|
218 |
if($query_id) |
|
|
219 |
{ |
|
|
220 |
return $this->result_numrows[$query_id]; |
|
|
221 |
} |
|
|
222 |
else |
|
|
223 |
{ |
|
|
224 |
return false; |
|
|
225 |
} |
|
|
226 |
} |
|
|
227 |
function sql_affectedrows($query_id = 0) |
|
|
228 |
{ |
|
|
229 |
if(!$query_id) |
|
|
230 |
{ |
|
|
231 |
$query_id = $this->query_result; |
|
|
232 |
} |
|
|
233 |
if($query_id) |
|
|
234 |
{ |
|
|
235 |
return $this->result_numrows[$query_id]; |
|
|
236 |
} |
|
|
237 |
else |
|
|
238 |
{ |
|
|
239 |
return false; |
|
|
240 |
} |
|
|
241 |
} |
|
|
242 |
function sql_numfields($query_id = 0) |
|
|
243 |
{ |
|
|
244 |
if(!$query_id) |
|
|
245 |
{ |
|
|
246 |
$query_id = $this->query_result; |
|
|
247 |
} |
|
|
248 |
if($query_id) |
|
|
249 |
{ |
|
|
250 |
$result = count($this->result_field_names[$query_id]); |
|
|
251 |
return $result; |
|
|
252 |
} |
|
|
253 |
else |
|
|
254 |
{ |
|
|
255 |
return false; |
|
|
256 |
} |
|
|
257 |
} |
|
|
258 |
function sql_fieldname($offset, $query_id = 0) |
|
|
259 |
{ |
|
|
260 |
if(!$query_id) |
|
|
261 |
{ |
|
|
262 |
$query_id = $this->query_result; |
|
|
263 |
} |
|
|
264 |
if($query_id) |
|
|
265 |
{ |
|
|
266 |
$result = $this->result_field_names[$query_id][$offset]; |
|
|
267 |
return $result; |
|
|
268 |
} |
|
|
269 |
else |
|
|
270 |
{ |
|
|
271 |
return false; |
|
|
272 |
} |
|
|
273 |
} |
|
|
274 |
function sql_fieldtype($offset, $query_id = 0) |
|
|
275 |
{ |
|
|
276 |
if(!$query_id) |
|
|
277 |
{ |
|
|
278 |
$query_id = $this->query_result; |
|
|
279 |
} |
|
|
280 |
if($query_id) |
|
|
281 |
{ |
|
|
282 |
$result = @odbc_field_type($query_id, $offset); |
|
|
283 |
return $result; |
|
|
284 |
} |
|
|
285 |
else |
|
|
286 |
{ |
|
|
287 |
return false; |
|
|
288 |
} |
|
|
289 |
} |
|
|
290 |
function sql_fetchrow($query_id = 0) |
|
|
291 |
{ |
|
|
292 |
if(!$query_id) |
|
|
293 |
{ |
|
|
294 |
$query_id = $this->query_result; |
|
|
295 |
} |
|
|
296 |
if($query_id) |
|
|
297 |
{ |
|
|
298 |
if($this->row_index[$query_id] < $this->result_numrows[$query_id]) |
|
|
299 |
{ |
|
|
300 |
$result = $this->result_rowset[$query_id][$this->row_index[$query_id]]; |
|
|
301 |
$this->row_index[$query_id]++; |
|
|
302 |
return $result; |
|
|
303 |
} |
|
|
304 |
else |
|
|
305 |
{ |
|
|
306 |
return false; |
|
|
307 |
} |
|
|
308 |
} |
|
|
309 |
else |
|
|
310 |
{ |
|
|
311 |
return false; |
|
|
312 |
} |
|
|
313 |
} |
|
|
314 |
function sql_fetchrowset($query_id = 0) |
|
|
315 |
{ |
|
|
316 |
if(!$query_id) |
|
|
317 |
{ |
|
|
318 |
$query_id = $this->query_result; |
|
|
319 |
} |
|
|
320 |
if($query_id) |
|
|
321 |
{ |
|
|
322 |
$this->row_index[$query_id] = $this->result_numrows[$query_id]; |
|
|
323 |
return $this->result_rowset[$query_id]; |
|
|
324 |
} |
|
|
325 |
else |
|
|
326 |
{ |
|
|
327 |
return false; |
|
|
328 |
} |
|
|
329 |
} |
|
|
330 |
function sql_fetchfield($field, $row = -1, $query_id = 0) |
|
|
331 |
{ |
|
|
332 |
if(!$query_id) |
|
|
333 |
{ |
|
|
334 |
$query_id = $this->query_result; |
|
|
335 |
} |
|
|
336 |
if($query_id) |
|
|
337 |
{ |
|
|
338 |
if($row < $this->result_numrows[$query_id]) |
|
|
339 |
{ |
|
|
340 |
if($row == -1) |
|
|
341 |
{ |
|
|
342 |
$getrow = $this->row_index[$query_id]-1; |
|
|
343 |
} |
|
|
344 |
else |
|
|
345 |
{ |
|
|
346 |
$getrow = $row; |
|
|
347 |
} |
|
|
348 |
|
|
|
349 |
return $this->result_rowset[$query_id][$getrow][$this->result_field_names[$query_id][$field]]; |
|
|
350 |
|
|
|
351 |
} |
|
|
352 |
else |
|
|
353 |
{ |
|
|
354 |
return false; |
|
|
355 |
} |
|
|
356 |
} |
|
|
357 |
else |
|
|
358 |
{ |
|
|
359 |
return false; |
|
|
360 |
} |
|
|
361 |
} |
|
|
362 |
function sql_rowseek($offset, $query_id = 0) |
|
|
363 |
{ |
|
|
364 |
if(!$query_id) |
|
|
365 |
{ |
|
|
366 |
$query_id = $this->query_result; |
|
|
367 |
} |
|
|
368 |
if($query_id) |
|
|
369 |
{ |
|
|
370 |
$this->row_index[$query_id] = 0; |
|
|
371 |
return true; |
|
|
372 |
} |
|
|
373 |
else |
|
|
374 |
{ |
|
|
375 |
return false; |
|
|
376 |
} |
|
|
377 |
} |
|
|
378 |
function sql_nextid($query_id = 0) |
|
|
379 |
{ |
|
|
380 |
if(!$query_id) |
|
|
381 |
{ |
|
|
382 |
$query_id = $this->query_result; |
|
|
383 |
} |
|
|
384 |
if($query_id) |
|
|
385 |
{ |
|
|
386 |
return $this->next_id[$query_id]; |
|
|
387 |
} |
|
|
388 |
else |
|
|
389 |
{ |
|
|
390 |
return false; |
|
|
391 |
} |
|
|
392 |
} |
|
|
393 |
function sql_freeresult($query_id = 0) |
|
|
394 |
{ |
|
|
395 |
if(!$query_id) |
|
|
396 |
{ |
|
|
397 |
$query_id = $this->query_result; |
|
|
398 |
} |
|
|
399 |
if($query_id) |
|
|
400 |
{ |
|
|
401 |
$result = @odbc_free_result($query_id); |
|
|
402 |
return $result; |
|
|
403 |
} |
|
|
404 |
else |
|
|
405 |
{ |
|
|
406 |
return false; |
|
|
407 |
} |
|
|
408 |
} |
|
|
409 |
function sql_error($query_id = 0) |
|
|
410 |
{ |
|
|
411 |
// $result['code'] = @odbc_error($this->db_connect_id); |
|
|
412 |
// $result['message'] = @odbc_errormsg($this->db_connect_id); |
|
|
413 |
|
|
|
414 |
return ""; |
|
|
415 |
} |
|
|
416 |
|
|
|
417 |
} // class sql_db |
|
|
418 |
|
|
|
419 |
} // if ... define |
|
|
420 |
|
|
|
421 |
?> |