1 /*
2 +----------------------------------------------------------------------+
3 | PHP Version 7 |
4 +----------------------------------------------------------------------+
5 | Copyright (c) 1997-2017 The PHP Group |
6 +----------------------------------------------------------------------+
7 | This source file is subject to version 3.01 of the PHP license, |
8 | that is bundled with this package in the file LICENSE, and is |
9 | available through the world-wide-web at the following url: |
10 | http://www.php.net/license/3_01.txt |
11 | If you did not receive a copy of the PHP license and are unable to |
12 | obtain it through the world-wide-web, please send a note to |
13 | license@php.net so we can mail you a copy immediately. |
14 +----------------------------------------------------------------------+
15 | Authors: Edin Kadribasic <edink@emini.dk> |
16 | Ilia Alshanestsky <ilia@prohost.org> |
17 | Wez Furlong <wez@php.net> |
18 +----------------------------------------------------------------------+
19 */
20
21 /* $Id$ */
22
23 #ifdef HAVE_CONFIG_H
24 #include "config.h"
25 #endif
26
27 #include "php.h"
28 #include "php_ini.h"
29 #include "ext/standard/info.h"
30 #include "ext/standard/php_string.h"
31 #include "main/php_network.h"
32 #include "pdo/php_pdo.h"
33 #include "pdo/php_pdo_driver.h"
34 #include "pdo/php_pdo_error.h"
35 #include "ext/standard/file.h"
36
37 #undef PACKAGE_BUGREPORT
38 #undef PACKAGE_NAME
39 #undef PACKAGE_STRING
40 #undef PACKAGE_TARNAME
41 #undef PACKAGE_VERSION
42 #include "pg_config.h" /* needed for PG_VERSION */
43 #include "php_pdo_pgsql.h"
44 #include "php_pdo_pgsql_int.h"
45 #include "zend_exceptions.h"
46
47 static int pgsql_handle_in_transaction(pdo_dbh_t *dbh);
48
_pdo_pgsql_trim_message(const char * message,int persistent)49 static char * _pdo_pgsql_trim_message(const char *message, int persistent)
50 {
51 register int i = strlen(message)-1;
52 char *tmp;
53
54 if (i>1 && (message[i-1] == '\r' || message[i-1] == '\n') && message[i] == '.') {
55 --i;
56 }
57 while (i>0 && (message[i] == '\r' || message[i] == '\n')) {
58 --i;
59 }
60 ++i;
61 tmp = pemalloc(i + 1, persistent);
62 memcpy(tmp, message, i);
63 tmp[i] = '\0';
64
65 return tmp;
66 }
67
_pdo_pgsql_escape_credentials(char * str)68 static zend_string* _pdo_pgsql_escape_credentials(char *str)
69 {
70 if (str) {
71 zend_string *tmp = zend_string_init(str, strlen(str), 0);
72
73 return php_addcslashes(tmp, 1, "\\'", sizeof("\\'"));
74 }
75
76 return NULL;
77 }
78
_pdo_pgsql_error(pdo_dbh_t * dbh,pdo_stmt_t * stmt,int errcode,const char * sqlstate,const char * msg,const char * file,int line)79 int _pdo_pgsql_error(pdo_dbh_t *dbh, pdo_stmt_t *stmt, int errcode, const char *sqlstate, const char *msg, const char *file, int line) /* {{{ */
80 {
81 pdo_pgsql_db_handle *H = (pdo_pgsql_db_handle *)dbh->driver_data;
82 pdo_error_type *pdo_err = stmt ? &stmt->error_code : &dbh->error_code;
83 pdo_pgsql_error_info *einfo = &H->einfo;
84 char *errmsg = PQerrorMessage(H->server);
85
86 einfo->errcode = errcode;
87 einfo->file = file;
88 einfo->line = line;
89
90 if (einfo->errmsg) {
91 pefree(einfo->errmsg, dbh->is_persistent);
92 einfo->errmsg = NULL;
93 }
94
95 if (sqlstate == NULL || strlen(sqlstate) >= sizeof(pdo_error_type)) {
96 strcpy(*pdo_err, "HY000");
97 }
98 else {
99 strcpy(*pdo_err, sqlstate);
100 }
101
102 if (msg) {
103 einfo->errmsg = estrdup(msg);
104 }
105 else if (errmsg) {
106 einfo->errmsg = _pdo_pgsql_trim_message(errmsg, dbh->is_persistent);
107 }
108
109 if (!dbh->methods) {
110 zend_throw_exception_ex(php_pdo_get_exception(), einfo->errcode, "SQLSTATE[%s] [%d] %s",
111 *pdo_err, einfo->errcode, einfo->errmsg);
112 }
113
114 return errcode;
115 }
116 /* }}} */
117
_pdo_pgsql_notice(pdo_dbh_t * dbh,const char * message)118 static void _pdo_pgsql_notice(pdo_dbh_t *dbh, const char *message) /* {{{ */
119 {
120 /* pdo_pgsql_db_handle *H = (pdo_pgsql_db_handle *)dbh->driver_data; */
121 }
122 /* }}} */
123
pdo_pgsql_fetch_error_func(pdo_dbh_t * dbh,pdo_stmt_t * stmt,zval * info)124 static int pdo_pgsql_fetch_error_func(pdo_dbh_t *dbh, pdo_stmt_t *stmt, zval *info) /* {{{ */
125 {
126 pdo_pgsql_db_handle *H = (pdo_pgsql_db_handle *)dbh->driver_data;
127 pdo_pgsql_error_info *einfo = &H->einfo;
128
129 if (einfo->errcode) {
130 add_next_index_long(info, einfo->errcode);
131 add_next_index_string(info, einfo->errmsg);
132 }
133
134 return 1;
135 }
136 /* }}} */
137
138 /* {{{ pdo_pgsql_create_lob_stream */
pgsql_lob_write(php_stream * stream,const char * buf,size_t count)139 static size_t pgsql_lob_write(php_stream *stream, const char *buf, size_t count)
140 {
141 struct pdo_pgsql_lob_self *self = (struct pdo_pgsql_lob_self*)stream->abstract;
142 return lo_write(self->conn, self->lfd, (char*)buf, count);
143 }
144
pgsql_lob_read(php_stream * stream,char * buf,size_t count)145 static size_t pgsql_lob_read(php_stream *stream, char *buf, size_t count)
146 {
147 struct pdo_pgsql_lob_self *self = (struct pdo_pgsql_lob_self*)stream->abstract;
148 return lo_read(self->conn, self->lfd, buf, count);
149 }
150
pgsql_lob_close(php_stream * stream,int close_handle)151 static int pgsql_lob_close(php_stream *stream, int close_handle)
152 {
153 struct pdo_pgsql_lob_self *self = (struct pdo_pgsql_lob_self*)stream->abstract;
154
155 if (close_handle) {
156 lo_close(self->conn, self->lfd);
157 }
158 zval_ptr_dtor(&self->dbh);
159 efree(self);
160 return 0;
161 }
162
pgsql_lob_flush(php_stream * stream)163 static int pgsql_lob_flush(php_stream *stream)
164 {
165 return 0;
166 }
167
pgsql_lob_seek(php_stream * stream,zend_off_t offset,int whence,zend_off_t * newoffset)168 static int pgsql_lob_seek(php_stream *stream, zend_off_t offset, int whence,
169 zend_off_t *newoffset)
170 {
171 struct pdo_pgsql_lob_self *self = (struct pdo_pgsql_lob_self*)stream->abstract;
172 #if HAVE_PG_LO64 && ZEND_ENABLE_ZVAL_LONG64
173 zend_off_t pos = lo_lseek64(self->conn, self->lfd, offset, whence);
174 #else
175 zend_off_t pos = lo_lseek(self->conn, self->lfd, offset, whence);
176 #endif
177 *newoffset = pos;
178 return pos >= 0 ? 0 : -1;
179 }
180
181 php_stream_ops pdo_pgsql_lob_stream_ops = {
182 pgsql_lob_write,
183 pgsql_lob_read,
184 pgsql_lob_close,
185 pgsql_lob_flush,
186 "pdo_pgsql lob stream",
187 pgsql_lob_seek,
188 NULL,
189 NULL,
190 NULL
191 };
192
pdo_pgsql_create_lob_stream(zval * dbh,int lfd,Oid oid)193 php_stream *pdo_pgsql_create_lob_stream(zval *dbh, int lfd, Oid oid)
194 {
195 php_stream *stm;
196 struct pdo_pgsql_lob_self *self = ecalloc(1, sizeof(*self));
197 pdo_pgsql_db_handle *H = (pdo_pgsql_db_handle *)(Z_PDO_DBH_P(dbh))->driver_data;
198
199 ZVAL_COPY_VALUE(&self->dbh, dbh);
200 self->lfd = lfd;
201 self->oid = oid;
202 self->conn = H->server;
203
204 stm = php_stream_alloc(&pdo_pgsql_lob_stream_ops, self, 0, "r+b");
205
206 if (stm) {
207 Z_ADDREF_P(dbh);
208 return stm;
209 }
210
211 efree(self);
212 return NULL;
213 }
214 /* }}} */
215
pgsql_handle_closer(pdo_dbh_t * dbh)216 static int pgsql_handle_closer(pdo_dbh_t *dbh) /* {{{ */
217 {
218 pdo_pgsql_db_handle *H = (pdo_pgsql_db_handle *)dbh->driver_data;
219 if (H) {
220 if (H->server) {
221 PQfinish(H->server);
222 H->server = NULL;
223 }
224 if (H->einfo.errmsg) {
225 pefree(H->einfo.errmsg, dbh->is_persistent);
226 H->einfo.errmsg = NULL;
227 }
228 pefree(H, dbh->is_persistent);
229 dbh->driver_data = NULL;
230 }
231 return 0;
232 }
233 /* }}} */
234
pgsql_handle_preparer(pdo_dbh_t * dbh,const char * sql,size_t sql_len,pdo_stmt_t * stmt,zval * driver_options)235 static int pgsql_handle_preparer(pdo_dbh_t *dbh, const char *sql, size_t sql_len, pdo_stmt_t *stmt, zval *driver_options)
236 {
237 pdo_pgsql_db_handle *H = (pdo_pgsql_db_handle *)dbh->driver_data;
238 pdo_pgsql_stmt *S = ecalloc(1, sizeof(pdo_pgsql_stmt));
239 int scrollable;
240 int ret;
241 char *nsql = NULL;
242 size_t nsql_len = 0;
243 int emulate = 0;
244 int execute_only = 0;
245
246 S->H = H;
247 stmt->driver_data = S;
248 stmt->methods = &pgsql_stmt_methods;
249
250 scrollable = pdo_attr_lval(driver_options, PDO_ATTR_CURSOR,
251 PDO_CURSOR_FWDONLY) == PDO_CURSOR_SCROLL;
252
253 if (scrollable) {
254 if (S->cursor_name) {
255 efree(S->cursor_name);
256 }
257 spprintf(&S->cursor_name, 0, "pdo_crsr_%08x", ++H->stmt_counter);
258 emulate = 1;
259 } else if (driver_options) {
260 if (pdo_attr_lval(driver_options, PDO_ATTR_EMULATE_PREPARES, H->emulate_prepares) == 1) {
261 emulate = 1;
262 }
263 if (pdo_attr_lval(driver_options, PDO_PGSQL_ATTR_DISABLE_PREPARES, H->disable_prepares) == 1) {
264 execute_only = 1;
265 }
266 } else {
267 emulate = H->disable_native_prepares || H->emulate_prepares;
268 execute_only = H->disable_prepares;
269 }
270
271 if (!emulate && PQprotocolVersion(H->server) > 2) {
272 stmt->supports_placeholders = PDO_PLACEHOLDER_NAMED;
273 stmt->named_rewrite_template = "$%d";
274 ret = pdo_parse_params(stmt, (char*)sql, sql_len, &nsql, &nsql_len);
275
276 if (ret == 1) {
277 /* query was re-written */
278 sql = nsql;
279 } else if (ret == -1) {
280 /* couldn't grok it */
281 strcpy(dbh->error_code, stmt->error_code);
282 return 0;
283 }
284
285 if (!execute_only) {
286 /* prepared query: set the query name and defer the
287 actual prepare until the first execute call */
288 spprintf(&S->stmt_name, 0, "pdo_stmt_%08x", ++H->stmt_counter);
289 }
290
291 if (nsql) {
292 S->query = nsql;
293 } else {
294 S->query = estrdup(sql);
295 }
296
297 return 1;
298 }
299
300 stmt->supports_placeholders = PDO_PLACEHOLDER_NONE;
301 return 1;
302 }
303
pgsql_handle_doer(pdo_dbh_t * dbh,const char * sql,size_t sql_len)304 static zend_long pgsql_handle_doer(pdo_dbh_t *dbh, const char *sql, size_t sql_len)
305 {
306 pdo_pgsql_db_handle *H = (pdo_pgsql_db_handle *)dbh->driver_data;
307 PGresult *res;
308 zend_long ret = 1;
309 ExecStatusType qs;
310
311 if (!(res = PQexec(H->server, sql))) {
312 /* fatal error */
313 pdo_pgsql_error(dbh, PGRES_FATAL_ERROR, NULL);
314 return -1;
315 }
316 qs = PQresultStatus(res);
317 if (qs != PGRES_COMMAND_OK && qs != PGRES_TUPLES_OK) {
318 pdo_pgsql_error(dbh, qs, pdo_pgsql_sqlstate(res));
319 PQclear(res);
320 return -1;
321 }
322 H->pgoid = PQoidValue(res);
323 if (qs == PGRES_COMMAND_OK) {
324 ZEND_ATOL(ret, PQcmdTuples(res));
325 } else {
326 ret = Z_L(0);
327 }
328 PQclear(res);
329
330 return ret;
331 }
332
pgsql_handle_quoter(pdo_dbh_t * dbh,const char * unquoted,size_t unquotedlen,char ** quoted,size_t * quotedlen,enum pdo_param_type paramtype)333 static int pgsql_handle_quoter(pdo_dbh_t *dbh, const char *unquoted, size_t unquotedlen, char **quoted, size_t *quotedlen, enum pdo_param_type paramtype)
334 {
335 unsigned char *escaped;
336 pdo_pgsql_db_handle *H = (pdo_pgsql_db_handle *)dbh->driver_data;
337 size_t tmp_len;
338
339 switch (paramtype) {
340 case PDO_PARAM_LOB:
341 /* escapedlen returned by PQescapeBytea() accounts for trailing 0 */
342 escaped = PQescapeByteaConn(H->server, (unsigned char *)unquoted, unquotedlen, &tmp_len);
343 *quotedlen = tmp_len + 1;
344 *quoted = emalloc(*quotedlen + 1);
345 memcpy((*quoted)+1, escaped, *quotedlen-2);
346 (*quoted)[0] = '\'';
347 (*quoted)[*quotedlen-1] = '\'';
348 (*quoted)[*quotedlen] = '\0';
349 PQfreemem(escaped);
350 break;
351 default:
352 *quoted = safe_emalloc(2, unquotedlen, 3);
353 (*quoted)[0] = '\'';
354 *quotedlen = PQescapeStringConn(H->server, *quoted + 1, unquoted, unquotedlen, NULL);
355 (*quoted)[*quotedlen + 1] = '\'';
356 (*quoted)[*quotedlen + 2] = '\0';
357 *quotedlen += 2;
358 }
359 return 1;
360 }
361
pdo_pgsql_last_insert_id(pdo_dbh_t * dbh,const char * name,size_t * len)362 static char *pdo_pgsql_last_insert_id(pdo_dbh_t *dbh, const char *name, size_t *len)
363 {
364 pdo_pgsql_db_handle *H = (pdo_pgsql_db_handle *)dbh->driver_data;
365 char *id = NULL;
366 PGresult *res;
367 ExecStatusType status;
368 zend_bool savepoint = 0;
369
370 if (name == NULL) {
371 savepoint = pgsql_handle_in_transaction(dbh);
372
373 if (savepoint) {
374 /* The savepoint is overwritten every time. */
375 (void)PQexec(H->server, "SAVEPOINT _php_lastid_savepoint");
376 }
377 res = PQexec(H->server, "SELECT LASTVAL()");
378 } else {
379 const char *q[1];
380 q[0] = name;
381
382 res = PQexecParams(H->server, "SELECT CURRVAL($1)", 1, NULL, q, NULL, NULL, 0);
383 }
384 status = PQresultStatus(res);
385
386 if (res && (status == PGRES_TUPLES_OK)) {
387 id = estrdup((char *)PQgetvalue(res, 0, 0));
388 *len = PQgetlength(res, 0, 0);
389 } else {
390 if (savepoint) {
391 (void)PQexec(H->server, "ROLLBACK TO SAVEPOINT _php_lastid_savepoint");
392 }
393 pdo_pgsql_error(dbh, status, pdo_pgsql_sqlstate(res));
394 }
395
396 if (savepoint) {
397 (void)PQexec(H->server, "RELEASE SAVEPOINT _php_lastid_savepoint");
398 }
399
400 if (res) {
401 PQclear(res);
402 }
403
404 return id;
405 }
406
pdo_pgsql_get_attribute(pdo_dbh_t * dbh,zend_long attr,zval * return_value)407 static int pdo_pgsql_get_attribute(pdo_dbh_t *dbh, zend_long attr, zval *return_value)
408 {
409 pdo_pgsql_db_handle *H = (pdo_pgsql_db_handle *)dbh->driver_data;
410
411 switch (attr) {
412 case PDO_ATTR_EMULATE_PREPARES:
413 ZVAL_BOOL(return_value, H->emulate_prepares);
414 break;
415
416 case PDO_PGSQL_ATTR_DISABLE_PREPARES:
417 ZVAL_BOOL(return_value, H->disable_prepares);
418 break;
419
420 case PDO_ATTR_CLIENT_VERSION:
421 ZVAL_STRING(return_value, PG_VERSION);
422 break;
423
424 case PDO_ATTR_SERVER_VERSION:
425 if (PQprotocolVersion(H->server) >= 3) { /* PostgreSQL 7.4 or later */
426 ZVAL_STRING(return_value, (char*)PQparameterStatus(H->server, "server_version"));
427 } else /* emulate above via a query */
428 {
429 PGresult *res = PQexec(H->server, "SELECT VERSION()");
430 if (res && PQresultStatus(res) == PGRES_TUPLES_OK) {
431 ZVAL_STRING(return_value, (char *)PQgetvalue(res, 0, 0));
432 }
433
434 if (res) {
435 PQclear(res);
436 }
437 }
438 break;
439
440 case PDO_ATTR_CONNECTION_STATUS:
441 switch (PQstatus(H->server)) {
442 case CONNECTION_STARTED:
443 ZVAL_STRINGL(return_value, "Waiting for connection to be made.", sizeof("Waiting for connection to be made.")-1);
444 break;
445
446 case CONNECTION_MADE:
447 case CONNECTION_OK:
448 ZVAL_STRINGL(return_value, "Connection OK; waiting to send.", sizeof("Connection OK; waiting to send.")-1);
449 break;
450
451 case CONNECTION_AWAITING_RESPONSE:
452 ZVAL_STRINGL(return_value, "Waiting for a response from the server.", sizeof("Waiting for a response from the server.")-1);
453 break;
454
455 case CONNECTION_AUTH_OK:
456 ZVAL_STRINGL(return_value, "Received authentication; waiting for backend start-up to finish.", sizeof("Received authentication; waiting for backend start-up to finish.")-1);
457 break;
458 #ifdef CONNECTION_SSL_STARTUP
459 case CONNECTION_SSL_STARTUP:
460 ZVAL_STRINGL(return_value, "Negotiating SSL encryption.", sizeof("Negotiating SSL encryption.")-1);
461 break;
462 #endif
463 case CONNECTION_SETENV:
464 ZVAL_STRINGL(return_value, "Negotiating environment-driven parameter settings.", sizeof("Negotiating environment-driven parameter settings.")-1);
465 break;
466
467 case CONNECTION_BAD:
468 default:
469 ZVAL_STRINGL(return_value, "Bad connection.", sizeof("Bad connection.")-1);
470 break;
471 }
472 break;
473
474 case PDO_ATTR_SERVER_INFO: {
475 int spid = PQbackendPID(H->server);
476
477
478 zend_string *str_info =
479 strpprintf(0,
480 "PID: %d; Client Encoding: %s; Is Superuser: %s; Session Authorization: %s; Date Style: %s",
481 spid,
482 (char*)PQparameterStatus(H->server, "client_encoding"),
483 (char*)PQparameterStatus(H->server, "is_superuser"),
484 (char*)PQparameterStatus(H->server, "session_authorization"),
485 (char*)PQparameterStatus(H->server, "DateStyle"));
486
487 ZVAL_STR(return_value, str_info);
488 }
489 break;
490
491 default:
492 return 0;
493 }
494
495 return 1;
496 }
497
498 /* {{{ */
pdo_pgsql_check_liveness(pdo_dbh_t * dbh)499 static int pdo_pgsql_check_liveness(pdo_dbh_t *dbh)
500 {
501 pdo_pgsql_db_handle *H = (pdo_pgsql_db_handle *)dbh->driver_data;
502 if (PQstatus(H->server) == CONNECTION_BAD) {
503 PQreset(H->server);
504 }
505 return (PQstatus(H->server) == CONNECTION_OK) ? SUCCESS : FAILURE;
506 }
507 /* }}} */
508
pgsql_handle_in_transaction(pdo_dbh_t * dbh)509 static int pgsql_handle_in_transaction(pdo_dbh_t *dbh)
510 {
511 pdo_pgsql_db_handle *H;
512
513 H = (pdo_pgsql_db_handle *)dbh->driver_data;
514
515 return PQtransactionStatus(H->server) > PQTRANS_IDLE;
516 }
517
pdo_pgsql_transaction_cmd(const char * cmd,pdo_dbh_t * dbh)518 static int pdo_pgsql_transaction_cmd(const char *cmd, pdo_dbh_t *dbh)
519 {
520 pdo_pgsql_db_handle *H = (pdo_pgsql_db_handle *)dbh->driver_data;
521 PGresult *res;
522 int ret = 1;
523
524 res = PQexec(H->server, cmd);
525
526 if (PQresultStatus(res) != PGRES_COMMAND_OK) {
527 pdo_pgsql_error(dbh, PQresultStatus(res), pdo_pgsql_sqlstate(res));
528 ret = 0;
529 }
530
531 PQclear(res);
532 return ret;
533 }
534
pgsql_handle_begin(pdo_dbh_t * dbh)535 static int pgsql_handle_begin(pdo_dbh_t *dbh)
536 {
537 return pdo_pgsql_transaction_cmd("BEGIN", dbh);
538 }
539
pgsql_handle_commit(pdo_dbh_t * dbh)540 static int pgsql_handle_commit(pdo_dbh_t *dbh)
541 {
542 int ret = pdo_pgsql_transaction_cmd("COMMIT", dbh);
543
544 /* When deferred constraints are used the commit could
545 fail, and a ROLLBACK implicitly ran. See bug #67462 */
546 if (!ret) {
547 dbh->in_txn = pgsql_handle_in_transaction(dbh);
548 }
549
550 return ret;
551 }
552
pgsql_handle_rollback(pdo_dbh_t * dbh)553 static int pgsql_handle_rollback(pdo_dbh_t *dbh)
554 {
555 return pdo_pgsql_transaction_cmd("ROLLBACK", dbh);
556 }
557
558 /* {{{ proto string PDO::pgsqlCopyFromArray(string $table_name , array $rows [, string $delimiter [, string $null_as ] [, string $fields])
559 Returns true if the copy worked fine or false if error */
PHP_METHOD(PDO,pgsqlCopyFromArray)560 static PHP_METHOD(PDO, pgsqlCopyFromArray)
561 {
562 pdo_dbh_t *dbh;
563 pdo_pgsql_db_handle *H;
564
565 zval *pg_rows;
566
567 char *table_name, *pg_delim = NULL, *pg_null_as = NULL, *pg_fields = NULL;
568 size_t table_name_len, pg_delim_len = 0, pg_null_as_len = 0, pg_fields_len;
569 char *query;
570
571 PGresult *pgsql_result;
572 ExecStatusType status;
573
574 if (zend_parse_parameters(ZEND_NUM_ARGS(), "s/a|sss",
575 &table_name, &table_name_len, &pg_rows,
576 &pg_delim, &pg_delim_len, &pg_null_as, &pg_null_as_len, &pg_fields, &pg_fields_len) == FAILURE) {
577 return;
578 }
579
580 if (!zend_hash_num_elements(Z_ARRVAL_P(pg_rows))) {
581 php_error_docref(NULL, E_WARNING, "Cannot copy from an empty array");
582 RETURN_FALSE;
583 }
584
585 dbh = Z_PDO_DBH_P(getThis());
586 PDO_CONSTRUCT_CHECK;
587 PDO_DBH_CLEAR_ERR();
588
589 /* using pre-9.0 syntax as PDO_pgsql is 7.4+ compatible */
590 if (pg_fields) {
591 spprintf(&query, 0, "COPY %s (%s) FROM STDIN WITH DELIMITER E'%c' NULL AS E'%s'", table_name, pg_fields, (pg_delim_len ? *pg_delim : '\t'), (pg_null_as_len ? pg_null_as : "\\\\N"));
592 } else {
593 spprintf(&query, 0, "COPY %s FROM STDIN WITH DELIMITER E'%c' NULL AS E'%s'", table_name, (pg_delim_len ? *pg_delim : '\t'), (pg_null_as_len ? pg_null_as : "\\\\N"));
594 }
595
596 /* Obtain db Handle */
597 H = (pdo_pgsql_db_handle *)dbh->driver_data;
598
599 while ((pgsql_result = PQgetResult(H->server))) {
600 PQclear(pgsql_result);
601 }
602 pgsql_result = PQexec(H->server, query);
603
604 efree(query);
605 query = NULL;
606
607 if (pgsql_result) {
608 status = PQresultStatus(pgsql_result);
609 } else {
610 status = (ExecStatusType) PQstatus(H->server);
611 }
612
613 if (status == PGRES_COPY_IN && pgsql_result) {
614 int command_failed = 0;
615 size_t buffer_len = 0;
616 zval *tmp;
617
618 PQclear(pgsql_result);
619 ZEND_HASH_FOREACH_VAL(Z_ARRVAL_P(pg_rows), tmp) {
620 size_t query_len;
621 convert_to_string_ex(tmp);
622
623 if (buffer_len < Z_STRLEN_P(tmp)) {
624 buffer_len = Z_STRLEN_P(tmp);
625 query = erealloc(query, buffer_len + 2); /* room for \n\0 */
626 }
627 memcpy(query, Z_STRVAL_P(tmp), Z_STRLEN_P(tmp));
628 query_len = Z_STRLEN_P(tmp);
629 if (query[query_len - 1] != '\n') {
630 query[query_len++] = '\n';
631 }
632 query[query_len] = '\0';
633 if (PQputCopyData(H->server, query, query_len) != 1) {
634 efree(query);
635 pdo_pgsql_error(dbh, PGRES_FATAL_ERROR, NULL);
636 PDO_HANDLE_DBH_ERR();
637 RETURN_FALSE;
638 }
639 } ZEND_HASH_FOREACH_END();
640 if (query) {
641 efree(query);
642 }
643
644 if (PQputCopyEnd(H->server, NULL) != 1) {
645 pdo_pgsql_error(dbh, PGRES_FATAL_ERROR, NULL);
646 PDO_HANDLE_DBH_ERR();
647 RETURN_FALSE;
648 }
649
650 while ((pgsql_result = PQgetResult(H->server))) {
651 if (PGRES_COMMAND_OK != PQresultStatus(pgsql_result)) {
652 pdo_pgsql_error(dbh, PGRES_FATAL_ERROR, pdo_pgsql_sqlstate(pgsql_result));
653 command_failed = 1;
654 }
655 PQclear(pgsql_result);
656 }
657
658 PDO_HANDLE_DBH_ERR();
659 RETURN_BOOL(!command_failed);
660 } else {
661 pdo_pgsql_error(dbh, PGRES_FATAL_ERROR, pdo_pgsql_sqlstate(pgsql_result));
662 PQclear(pgsql_result);
663 PDO_HANDLE_DBH_ERR();
664 RETURN_FALSE;
665 }
666 }
667 /* }}} */
668
669 /* {{{ proto string PDO::pgsqlCopyFromFile(string $table_name , string $filename [, string $delimiter [, string $null_as ] [, string $fields])
670 Returns true if the copy worked fine or false if error */
PHP_METHOD(PDO,pgsqlCopyFromFile)671 static PHP_METHOD(PDO, pgsqlCopyFromFile)
672 {
673 pdo_dbh_t *dbh;
674 pdo_pgsql_db_handle *H;
675
676 char *table_name, *filename, *pg_delim = NULL, *pg_null_as = NULL, *pg_fields = NULL;
677 size_t table_name_len, filename_len, pg_delim_len = 0, pg_null_as_len = 0, pg_fields_len;
678 char *query;
679 PGresult *pgsql_result;
680 ExecStatusType status;
681 php_stream *stream;
682
683 if (zend_parse_parameters(ZEND_NUM_ARGS(), "sp|sss",
684 &table_name, &table_name_len, &filename, &filename_len,
685 &pg_delim, &pg_delim_len, &pg_null_as, &pg_null_as_len, &pg_fields, &pg_fields_len) == FAILURE) {
686 return;
687 }
688
689 /* Obtain db Handler */
690 dbh = Z_PDO_DBH_P(getThis());
691 PDO_CONSTRUCT_CHECK;
692 PDO_DBH_CLEAR_ERR();
693
694 stream = php_stream_open_wrapper_ex(filename, "rb", 0, NULL, FG(default_context));
695 if (!stream) {
696 pdo_pgsql_error_msg(dbh, PGRES_FATAL_ERROR, "Unable to open the file");
697 PDO_HANDLE_DBH_ERR();
698 RETURN_FALSE;
699 }
700
701 /* using pre-9.0 syntax as PDO_pgsql is 7.4+ compatible */
702 if (pg_fields) {
703 spprintf(&query, 0, "COPY %s (%s) FROM STDIN WITH DELIMITER E'%c' NULL AS E'%s'", table_name, pg_fields, (pg_delim_len ? *pg_delim : '\t'), (pg_null_as_len ? pg_null_as : "\\\\N"));
704 } else {
705 spprintf(&query, 0, "COPY %s FROM STDIN WITH DELIMITER E'%c' NULL AS E'%s'", table_name, (pg_delim_len ? *pg_delim : '\t'), (pg_null_as_len ? pg_null_as : "\\\\N"));
706 }
707
708 H = (pdo_pgsql_db_handle *)dbh->driver_data;
709
710 while ((pgsql_result = PQgetResult(H->server))) {
711 PQclear(pgsql_result);
712 }
713 pgsql_result = PQexec(H->server, query);
714
715 efree(query);
716
717 if (pgsql_result) {
718 status = PQresultStatus(pgsql_result);
719 } else {
720 status = (ExecStatusType) PQstatus(H->server);
721 }
722
723 if (status == PGRES_COPY_IN && pgsql_result) {
724 char *buf;
725 int command_failed = 0;
726 size_t line_len = 0;
727
728 PQclear(pgsql_result);
729 while ((buf = php_stream_get_line(stream, NULL, 0, &line_len)) != NULL) {
730 if (PQputCopyData(H->server, buf, line_len) != 1) {
731 efree(buf);
732 pdo_pgsql_error(dbh, PGRES_FATAL_ERROR, NULL);
733 php_stream_close(stream);
734 PDO_HANDLE_DBH_ERR();
735 RETURN_FALSE;
736 }
737 efree(buf);
738 }
739 php_stream_close(stream);
740
741 if (PQputCopyEnd(H->server, NULL) != 1) {
742 pdo_pgsql_error(dbh, PGRES_FATAL_ERROR, NULL);
743 PDO_HANDLE_DBH_ERR();
744 RETURN_FALSE;
745 }
746
747 while ((pgsql_result = PQgetResult(H->server))) {
748 if (PGRES_COMMAND_OK != PQresultStatus(pgsql_result)) {
749 pdo_pgsql_error(dbh, PGRES_FATAL_ERROR, pdo_pgsql_sqlstate(pgsql_result));
750 command_failed = 1;
751 }
752 PQclear(pgsql_result);
753 }
754
755 PDO_HANDLE_DBH_ERR();
756 RETURN_BOOL(!command_failed);
757 } else {
758 php_stream_close(stream);
759 pdo_pgsql_error(dbh, PGRES_FATAL_ERROR, pdo_pgsql_sqlstate(pgsql_result));
760 PQclear(pgsql_result);
761 PDO_HANDLE_DBH_ERR();
762 RETURN_FALSE;
763 }
764 }
765 /* }}} */
766
767
768 /* {{{ proto string PDO::pgsqlCopyToFile(string $table_name , string $filename, [string $delimiter [, string $null_as [, string $fields]]])
769 Returns true if the copy worked fine or false if error */
PHP_METHOD(PDO,pgsqlCopyToFile)770 static PHP_METHOD(PDO, pgsqlCopyToFile)
771 {
772 pdo_dbh_t *dbh;
773 pdo_pgsql_db_handle *H;
774
775 char *table_name, *pg_delim = NULL, *pg_null_as = NULL, *pg_fields = NULL, *filename = NULL;
776 size_t table_name_len, pg_delim_len = 0, pg_null_as_len = 0, pg_fields_len, filename_len;
777 char *query;
778
779 PGresult *pgsql_result;
780 ExecStatusType status;
781
782 php_stream *stream;
783
784 if (zend_parse_parameters(ZEND_NUM_ARGS(), "sp|sss",
785 &table_name, &table_name_len, &filename, &filename_len,
786 &pg_delim, &pg_delim_len, &pg_null_as, &pg_null_as_len, &pg_fields, &pg_fields_len) == FAILURE) {
787 return;
788 }
789
790 dbh = Z_PDO_DBH_P(getThis());
791 PDO_CONSTRUCT_CHECK;
792 PDO_DBH_CLEAR_ERR();
793
794 H = (pdo_pgsql_db_handle *)dbh->driver_data;
795
796 stream = php_stream_open_wrapper_ex(filename, "wb", 0, NULL, FG(default_context));
797 if (!stream) {
798 pdo_pgsql_error_msg(dbh, PGRES_FATAL_ERROR, "Unable to open the file for writing");
799 PDO_HANDLE_DBH_ERR();
800 RETURN_FALSE;
801 }
802
803 while ((pgsql_result = PQgetResult(H->server))) {
804 PQclear(pgsql_result);
805 }
806
807 /* using pre-9.0 syntax as PDO_pgsql is 7.4+ compatible */
808 if (pg_fields) {
809 spprintf(&query, 0, "COPY %s (%s) TO STDIN WITH DELIMITER E'%c' NULL AS E'%s'", table_name, pg_fields, (pg_delim_len ? *pg_delim : '\t'), (pg_null_as_len ? pg_null_as : "\\\\N"));
810 } else {
811 spprintf(&query, 0, "COPY %s TO STDIN WITH DELIMITER E'%c' NULL AS E'%s'", table_name, (pg_delim_len ? *pg_delim : '\t'), (pg_null_as_len ? pg_null_as : "\\\\N"));
812 }
813 pgsql_result = PQexec(H->server, query);
814 efree(query);
815
816 if (pgsql_result) {
817 status = PQresultStatus(pgsql_result);
818 } else {
819 status = (ExecStatusType) PQstatus(H->server);
820 }
821
822 if (status == PGRES_COPY_OUT && pgsql_result) {
823 PQclear(pgsql_result);
824 while (1) {
825 char *csv = NULL;
826 int ret = PQgetCopyData(H->server, &csv, 0);
827
828 if (ret == -1) {
829 break; /* done */
830 } else if (ret > 0) {
831 if (php_stream_write(stream, csv, ret) != ret) {
832 pdo_pgsql_error_msg(dbh, PGRES_FATAL_ERROR, "Unable to write to file");
833 PQfreemem(csv);
834 php_stream_close(stream);
835 PDO_HANDLE_DBH_ERR();
836 RETURN_FALSE;
837 } else {
838 PQfreemem(csv);
839 }
840 } else {
841 pdo_pgsql_error(dbh, PGRES_FATAL_ERROR, NULL);
842 php_stream_close(stream);
843 PDO_HANDLE_DBH_ERR();
844 RETURN_FALSE;
845 }
846 }
847 php_stream_close(stream);
848
849 while ((pgsql_result = PQgetResult(H->server))) {
850 PQclear(pgsql_result);
851 }
852 RETURN_TRUE;
853 } else {
854 php_stream_close(stream);
855 pdo_pgsql_error(dbh, PGRES_FATAL_ERROR, pdo_pgsql_sqlstate(pgsql_result));
856 PQclear(pgsql_result);
857 PDO_HANDLE_DBH_ERR();
858 RETURN_FALSE;
859 }
860 }
861 /* }}} */
862
863 /* {{{ proto string PDO::pgsqlCopyToArray(string $table_name , [string $delimiter [, string $null_as [, string $fields]]])
864 Returns true if the copy worked fine or false if error */
PHP_METHOD(PDO,pgsqlCopyToArray)865 static PHP_METHOD(PDO, pgsqlCopyToArray)
866 {
867 pdo_dbh_t *dbh;
868 pdo_pgsql_db_handle *H;
869
870 char *table_name, *pg_delim = NULL, *pg_null_as = NULL, *pg_fields = NULL;
871 size_t table_name_len, pg_delim_len = 0, pg_null_as_len = 0, pg_fields_len;
872 char *query;
873
874 PGresult *pgsql_result;
875 ExecStatusType status;
876
877 if (zend_parse_parameters(ZEND_NUM_ARGS(), "s|sss",
878 &table_name, &table_name_len,
879 &pg_delim, &pg_delim_len, &pg_null_as, &pg_null_as_len, &pg_fields, &pg_fields_len) == FAILURE) {
880 return;
881 }
882
883 dbh = Z_PDO_DBH_P(getThis());
884 PDO_CONSTRUCT_CHECK;
885 PDO_DBH_CLEAR_ERR();
886
887 H = (pdo_pgsql_db_handle *)dbh->driver_data;
888
889 while ((pgsql_result = PQgetResult(H->server))) {
890 PQclear(pgsql_result);
891 }
892
893 /* using pre-9.0 syntax as PDO_pgsql is 7.4+ compatible */
894 if (pg_fields) {
895 spprintf(&query, 0, "COPY %s (%s) TO STDIN WITH DELIMITER E'%c' NULL AS E'%s'", table_name, pg_fields, (pg_delim_len ? *pg_delim : '\t'), (pg_null_as_len ? pg_null_as : "\\\\N"));
896 } else {
897 spprintf(&query, 0, "COPY %s TO STDIN WITH DELIMITER E'%c' NULL AS E'%s'", table_name, (pg_delim_len ? *pg_delim : '\t'), (pg_null_as_len ? pg_null_as : "\\\\N"));
898 }
899 pgsql_result = PQexec(H->server, query);
900 efree(query);
901
902 if (pgsql_result) {
903 status = PQresultStatus(pgsql_result);
904 } else {
905 status = (ExecStatusType) PQstatus(H->server);
906 }
907
908 if (status == PGRES_COPY_OUT && pgsql_result) {
909 PQclear(pgsql_result);
910 array_init(return_value);
911
912 while (1) {
913 char *csv = NULL;
914 int ret = PQgetCopyData(H->server, &csv, 0);
915 if (ret == -1) {
916 break; /* copy done */
917 } else if (ret > 0) {
918 add_next_index_stringl(return_value, csv, ret);
919 PQfreemem(csv);
920 } else {
921 pdo_pgsql_error(dbh, PGRES_FATAL_ERROR, NULL);
922 PDO_HANDLE_DBH_ERR();
923 RETURN_FALSE;
924 }
925 }
926
927 while ((pgsql_result = PQgetResult(H->server))) {
928 PQclear(pgsql_result);
929 }
930 } else {
931 pdo_pgsql_error(dbh, PGRES_FATAL_ERROR, pdo_pgsql_sqlstate(pgsql_result));
932 PQclear(pgsql_result);
933 PDO_HANDLE_DBH_ERR();
934 RETURN_FALSE;
935 }
936 }
937 /* }}} */
938
939
940 /* {{{ proto string PDO::pgsqlLOBCreate()
941 Creates a new large object, returning its identifier. Must be called inside a transaction. */
PHP_METHOD(PDO,pgsqlLOBCreate)942 static PHP_METHOD(PDO, pgsqlLOBCreate)
943 {
944 pdo_dbh_t *dbh;
945 pdo_pgsql_db_handle *H;
946 Oid lfd;
947
948 dbh = Z_PDO_DBH_P(getThis());
949 PDO_CONSTRUCT_CHECK;
950 PDO_DBH_CLEAR_ERR();
951
952 H = (pdo_pgsql_db_handle *)dbh->driver_data;
953 lfd = lo_creat(H->server, INV_READ|INV_WRITE);
954
955 if (lfd != InvalidOid) {
956 zend_string *buf = strpprintf(0, ZEND_ULONG_FMT, (zend_long) lfd);
957
958 RETURN_STR(buf);
959 }
960
961 pdo_pgsql_error(dbh, PGRES_FATAL_ERROR, NULL);
962 PDO_HANDLE_DBH_ERR();
963 RETURN_FALSE;
964 }
965 /* }}} */
966
967 /* {{{ proto resource PDO::pgsqlLOBOpen(string oid [, string mode = 'rb'])
968 Opens an existing large object stream. Must be called inside a transaction. */
PHP_METHOD(PDO,pgsqlLOBOpen)969 static PHP_METHOD(PDO, pgsqlLOBOpen)
970 {
971 pdo_dbh_t *dbh;
972 pdo_pgsql_db_handle *H;
973 Oid oid;
974 int lfd;
975 char *oidstr;
976 size_t oidstrlen;
977 char *modestr = "rb";
978 size_t modestrlen;
979 int mode = INV_READ;
980 char *end_ptr;
981
982 if (FAILURE == zend_parse_parameters(ZEND_NUM_ARGS(), "s|s",
983 &oidstr, &oidstrlen, &modestr, &modestrlen)) {
984 RETURN_FALSE;
985 }
986
987 oid = (Oid)strtoul(oidstr, &end_ptr, 10);
988 if (oid == 0 && (errno == ERANGE || errno == EINVAL)) {
989 RETURN_FALSE;
990 }
991
992 if (strpbrk(modestr, "+w")) {
993 mode = INV_READ|INV_WRITE;
994 }
995
996 dbh = Z_PDO_DBH_P(getThis());
997 PDO_CONSTRUCT_CHECK;
998 PDO_DBH_CLEAR_ERR();
999
1000 H = (pdo_pgsql_db_handle *)dbh->driver_data;
1001
1002 lfd = lo_open(H->server, oid, mode);
1003
1004 if (lfd >= 0) {
1005 php_stream *stream = pdo_pgsql_create_lob_stream(getThis(), lfd, oid);
1006 if (stream) {
1007 php_stream_to_zval(stream, return_value);
1008 return;
1009 }
1010 } else {
1011 pdo_pgsql_error(dbh, PGRES_FATAL_ERROR, NULL);
1012 }
1013
1014 PDO_HANDLE_DBH_ERR();
1015 RETURN_FALSE;
1016 }
1017 /* }}} */
1018
1019 /* {{{ proto bool PDO::pgsqlLOBUnlink(string oid)
1020 Deletes the large object identified by oid. Must be called inside a transaction. */
PHP_METHOD(PDO,pgsqlLOBUnlink)1021 static PHP_METHOD(PDO, pgsqlLOBUnlink)
1022 {
1023 pdo_dbh_t *dbh;
1024 pdo_pgsql_db_handle *H;
1025 Oid oid;
1026 char *oidstr, *end_ptr;
1027 size_t oidlen;
1028
1029 if (FAILURE == zend_parse_parameters(ZEND_NUM_ARGS(), "s",
1030 &oidstr, &oidlen)) {
1031 RETURN_FALSE;
1032 }
1033
1034 oid = (Oid)strtoul(oidstr, &end_ptr, 10);
1035 if (oid == 0 && (errno == ERANGE || errno == EINVAL)) {
1036 RETURN_FALSE;
1037 }
1038
1039 dbh = Z_PDO_DBH_P(getThis());
1040 PDO_CONSTRUCT_CHECK;
1041 PDO_DBH_CLEAR_ERR();
1042
1043 H = (pdo_pgsql_db_handle *)dbh->driver_data;
1044
1045 if (1 == lo_unlink(H->server, oid)) {
1046 RETURN_TRUE;
1047 }
1048
1049 pdo_pgsql_error(dbh, PGRES_FATAL_ERROR, NULL);
1050 PDO_HANDLE_DBH_ERR();
1051 RETURN_FALSE;
1052 }
1053 /* }}} */
1054
1055 /* {{{ proto mixed PDO::pgsqlGetNotify([ int $result_type = PDO::FETCH_USE_DEFAULT] [, int $ms_timeout = 0 ]])
1056 Get asyncronous notification */
PHP_METHOD(PDO,pgsqlGetNotify)1057 static PHP_METHOD(PDO, pgsqlGetNotify)
1058 {
1059 pdo_dbh_t *dbh;
1060 pdo_pgsql_db_handle *H;
1061 zend_long result_type = PDO_FETCH_USE_DEFAULT;
1062 zend_long ms_timeout = 0;
1063 PGnotify *pgsql_notify;
1064
1065 if (FAILURE == zend_parse_parameters(ZEND_NUM_ARGS(), "|ll",
1066 &result_type, &ms_timeout)) {
1067 RETURN_FALSE;
1068 }
1069
1070 dbh = Z_PDO_DBH_P(getThis());
1071 PDO_CONSTRUCT_CHECK;
1072
1073 if (result_type == PDO_FETCH_USE_DEFAULT) {
1074 result_type = dbh->default_fetch_type;
1075 }
1076
1077 if (result_type != PDO_FETCH_BOTH && result_type != PDO_FETCH_ASSOC && result_type != PDO_FETCH_NUM) {
1078 php_error_docref(NULL, E_WARNING, "Invalid result type");
1079 RETURN_FALSE;
1080 }
1081
1082 if (ms_timeout < 0) {
1083 php_error_docref(NULL, E_WARNING, "Invalid timeout");
1084 RETURN_FALSE;
1085 #if ZEND_ENABLE_ZVAL_LONG64
1086 } else if (ms_timeout > INT_MAX) {
1087 php_error_docref(NULL, E_WARNING, "timeout was shrinked to %d", INT_MAX);
1088 ms_timeout = INT_MAX;
1089 #endif
1090 }
1091
1092 H = (pdo_pgsql_db_handle *)dbh->driver_data;
1093
1094 PQconsumeInput(H->server);
1095 pgsql_notify = PQnotifies(H->server);
1096
1097 if (ms_timeout && !pgsql_notify) {
1098 php_pollfd_for_ms(PQsocket(H->server), PHP_POLLREADABLE, (int)ms_timeout);
1099
1100 PQconsumeInput(H->server);
1101 pgsql_notify = PQnotifies(H->server);
1102 }
1103
1104 if (!pgsql_notify) {
1105 RETURN_FALSE;
1106 }
1107
1108 array_init(return_value);
1109 if (result_type == PDO_FETCH_NUM || result_type == PDO_FETCH_BOTH) {
1110 add_index_string(return_value, 0, pgsql_notify->relname);
1111 add_index_long(return_value, 1, pgsql_notify->be_pid);
1112 if (pgsql_notify->extra && pgsql_notify->extra[0]) {
1113 add_index_string(return_value, 2, pgsql_notify->extra);
1114 }
1115 }
1116 if (result_type == PDO_FETCH_ASSOC || result_type == PDO_FETCH_BOTH) {
1117 add_assoc_string(return_value, "message", pgsql_notify->relname);
1118 add_assoc_long(return_value, "pid", pgsql_notify->be_pid);
1119 if (pgsql_notify->extra && pgsql_notify->extra[0]) {
1120 add_assoc_string(return_value, "payload", pgsql_notify->extra);
1121 }
1122 }
1123
1124 PQfreemem(pgsql_notify);
1125 }
1126 /* }}} */
1127
1128 /* {{{ proto int PDO::pgsqlGetPid()
1129 Get backend(server) pid */
PHP_METHOD(PDO,pgsqlGetPid)1130 static PHP_METHOD(PDO, pgsqlGetPid)
1131 {
1132 pdo_dbh_t *dbh;
1133 pdo_pgsql_db_handle *H;
1134
1135 dbh = Z_PDO_DBH_P(getThis());
1136 PDO_CONSTRUCT_CHECK;
1137
1138 H = (pdo_pgsql_db_handle *)dbh->driver_data;
1139
1140 RETURN_LONG(PQbackendPID(H->server));
1141 }
1142 /* }}} */
1143
1144
1145 static const zend_function_entry dbh_methods[] = {
1146 PHP_ME(PDO, pgsqlLOBCreate, NULL, ZEND_ACC_PUBLIC)
1147 PHP_ME(PDO, pgsqlLOBOpen, NULL, ZEND_ACC_PUBLIC)
1148 PHP_ME(PDO, pgsqlLOBUnlink, NULL, ZEND_ACC_PUBLIC)
1149 PHP_ME(PDO, pgsqlCopyFromArray, NULL, ZEND_ACC_PUBLIC)
1150 PHP_ME(PDO, pgsqlCopyFromFile, NULL, ZEND_ACC_PUBLIC)
1151 PHP_ME(PDO, pgsqlCopyToArray, NULL, ZEND_ACC_PUBLIC)
1152 PHP_ME(PDO, pgsqlCopyToFile, NULL, ZEND_ACC_PUBLIC)
1153 PHP_ME(PDO, pgsqlGetNotify, NULL, ZEND_ACC_PUBLIC)
1154 PHP_ME(PDO, pgsqlGetPid, NULL, ZEND_ACC_PUBLIC)
1155 PHP_FE_END
1156 };
1157
pdo_pgsql_get_driver_methods(pdo_dbh_t * dbh,int kind)1158 static const zend_function_entry *pdo_pgsql_get_driver_methods(pdo_dbh_t *dbh, int kind)
1159 {
1160 switch (kind) {
1161 case PDO_DBH_DRIVER_METHOD_KIND_DBH:
1162 return dbh_methods;
1163 default:
1164 return NULL;
1165 }
1166 }
1167
pdo_pgsql_set_attr(pdo_dbh_t * dbh,zend_long attr,zval * val)1168 static int pdo_pgsql_set_attr(pdo_dbh_t *dbh, zend_long attr, zval *val)
1169 {
1170 zend_bool bval = zval_get_long(val)? 1 : 0;
1171 pdo_pgsql_db_handle *H = (pdo_pgsql_db_handle *)dbh->driver_data;
1172
1173 switch (attr) {
1174 case PDO_ATTR_EMULATE_PREPARES:
1175 H->emulate_prepares = bval;
1176 return 1;
1177 case PDO_PGSQL_ATTR_DISABLE_PREPARES:
1178 H->disable_prepares = bval;
1179 return 1;
1180 default:
1181 return 0;
1182 }
1183 }
1184
1185 static struct pdo_dbh_methods pgsql_methods = {
1186 pgsql_handle_closer,
1187 pgsql_handle_preparer,
1188 pgsql_handle_doer,
1189 pgsql_handle_quoter,
1190 pgsql_handle_begin,
1191 pgsql_handle_commit,
1192 pgsql_handle_rollback,
1193 pdo_pgsql_set_attr,
1194 pdo_pgsql_last_insert_id,
1195 pdo_pgsql_fetch_error_func,
1196 pdo_pgsql_get_attribute,
1197 pdo_pgsql_check_liveness, /* check_liveness */
1198 pdo_pgsql_get_driver_methods, /* get_driver_methods */
1199 NULL,
1200 pgsql_handle_in_transaction,
1201 };
1202
pdo_pgsql_handle_factory(pdo_dbh_t * dbh,zval * driver_options)1203 static int pdo_pgsql_handle_factory(pdo_dbh_t *dbh, zval *driver_options) /* {{{ */
1204 {
1205 pdo_pgsql_db_handle *H;
1206 int ret = 0;
1207 char *conn_str, *p, *e;
1208 zend_string *tmp_user, *tmp_pass;
1209 zend_long connect_timeout = 30;
1210
1211 H = pecalloc(1, sizeof(pdo_pgsql_db_handle), dbh->is_persistent);
1212 dbh->driver_data = H;
1213
1214 H->einfo.errcode = 0;
1215 H->einfo.errmsg = NULL;
1216
1217 /* PostgreSQL wants params in the connect string to be separated by spaces,
1218 * if the PDO standard semicolons are used, we convert them to spaces
1219 */
1220 e = (char *) dbh->data_source + strlen(dbh->data_source);
1221 p = (char *) dbh->data_source;
1222 while ((p = memchr(p, ';', (e - p)))) {
1223 *p = ' ';
1224 }
1225
1226 if (driver_options) {
1227 connect_timeout = pdo_attr_lval(driver_options, PDO_ATTR_TIMEOUT, 30);
1228 }
1229
1230 /* escape username and password, if provided */
1231 tmp_user = _pdo_pgsql_escape_credentials(dbh->username);
1232 tmp_pass = _pdo_pgsql_escape_credentials(dbh->password);
1233
1234 /* support both full connection string & connection string + login and/or password */
1235 if (tmp_user && tmp_pass) {
1236 spprintf(&conn_str, 0, "%s user='%s' password='%s' connect_timeout=%pd", (char *) dbh->data_source, ZSTR_VAL(tmp_user), ZSTR_VAL(tmp_pass), connect_timeout);
1237 } else if (tmp_user) {
1238 spprintf(&conn_str, 0, "%s user='%s' connect_timeout=%pd", (char *) dbh->data_source, ZSTR_VAL(tmp_user), connect_timeout);
1239 } else if (tmp_pass) {
1240 spprintf(&conn_str, 0, "%s password='%s' connect_timeout=%pd", (char *) dbh->data_source, ZSTR_VAL(tmp_pass), connect_timeout);
1241 } else {
1242 spprintf(&conn_str, 0, "%s connect_timeout=%pd", (char *) dbh->data_source, connect_timeout);
1243 }
1244
1245 H->server = PQconnectdb(conn_str);
1246
1247 if (tmp_user) {
1248 zend_string_release(tmp_user);
1249 }
1250 if (tmp_pass) {
1251 zend_string_release(tmp_pass);
1252 }
1253
1254 efree(conn_str);
1255
1256 if (PQstatus(H->server) != CONNECTION_OK) {
1257 pdo_pgsql_error(dbh, PGRES_FATAL_ERROR, PHP_PDO_PGSQL_CONNECTION_FAILURE_SQLSTATE);
1258 goto cleanup;
1259 }
1260
1261 PQsetNoticeProcessor(H->server, (void(*)(void*,const char*))_pdo_pgsql_notice, (void *)&dbh);
1262
1263 H->attached = 1;
1264 H->pgoid = -1;
1265
1266 dbh->methods = &pgsql_methods;
1267 dbh->alloc_own_columns = 1;
1268 dbh->max_escaped_char_length = 2;
1269
1270 ret = 1;
1271
1272 cleanup:
1273 dbh->methods = &pgsql_methods;
1274 if (!ret) {
1275 pgsql_handle_closer(dbh);
1276 }
1277
1278 return ret;
1279 }
1280 /* }}} */
1281
1282 pdo_driver_t pdo_pgsql_driver = {
1283 PDO_DRIVER_HEADER(pgsql),
1284 pdo_pgsql_handle_factory
1285 };
1286
1287 /*
1288 * Local variables:
1289 * tab-width: 4
1290 * c-basic-offset: 4
1291 * End:
1292 * vim600: noet sw=4 ts=4 fdm=marker
1293 * vim<600: noet sw=4 ts=4
1294 */
1295