2 +--------------------------------------------------------------------+
4 +--------------------------------------------------------------------+
5 | Redistribution and use in source and binary forms, with or without |
6 | modification, are permitted provided that the conditions mentioned |
7 | in the accompanying LICENSE file are met. |
8 +--------------------------------------------------------------------+
9 | Copyright (c) 2013, Michael Wallner <mike@php.net> |
10 +--------------------------------------------------------------------+
18 #include <ext/standard/php_smart_str.h>
21 #include "php_pq_misc.h"
22 #include "php_pq_object.h"
23 #include "php_pqexc.h"
24 #include "php_pqconn.h"
25 #include "php_pqres.h"
26 #include "php_pqcur.h"
28 zend_class_entry
*php_pqcur_class_entry
;
29 static zend_object_handlers php_pqcur_object_handlers
;
30 static HashTable php_pqcur_object_prophandlers
;
32 static void cur_close(php_pqcur_object_t
*obj TSRMLS_DC
)
34 if (obj
->intern
->open
&& obj
->intern
->conn
->intern
) {
38 smart_str_appends(&cmd
, "CLOSE ");
39 smart_str_appends(&cmd
, obj
->intern
->name
);
42 if ((res
= PQexec(obj
->intern
->conn
->intern
->conn
, cmd
.c
))) {
47 obj
->intern
->open
= 0;
51 static void cur_fetch_or_move(INTERNAL_FUNCTION_PARAMETERS
, const char *action
, zend_bool async
)
56 php_pq_callback_t resolver
= {{0}};
57 zend_error_handling zeh
;
59 zend_replace_error_handling(EH_THROW
, exce(EX_INVALID_ARGUMENT
), &zeh TSRMLS_CC
);
60 rv
= zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC
, async
? "|sf" : "|s", &spec_str
, &spec_len
, &resolver
.fci
, &resolver
.fcc
);
61 zend_restore_error_handling(&zeh TSRMLS_CC
);
64 php_pqcur_object_t
*obj
= zend_object_store_get_object(getThis() TSRMLS_CC
);
67 throw_exce(EX_UNINITIALIZED TSRMLS_CC
, "pq\\Cursor not initialized");
71 smart_str_appends(&cmd
, *action
== 'f' ? "FETCH " : "MOVE ");
72 smart_str_appendl(&cmd
, spec_str
, spec_len
);
73 smart_str_appends(&cmd
, " FROM ");
74 smart_str_appends(&cmd
, obj
->intern
->name
);
78 int rc
= PQsendQuery(obj
->intern
->conn
->intern
->conn
, cmd
.c
);
81 throw_exce(EX_IO TSRMLS_CC
, "Failed to %s cursor (%s)", *action
== 'f' ? "fetch from" : "move in", PHP_PQerrorMessage(obj
->intern
->conn
->intern
->conn
));
82 #if HAVE_PQSETSINGLEROWMODE
83 } else if (obj
->intern
->conn
->intern
->unbuffered
&& !PQsetSingleRowMode(obj
->intern
->conn
->intern
->conn
)) {
84 throw_exce(EX_RUNTIME TSRMLS_CC
, "Failed to enable unbuffered mode (%s)", PHP_PQerrorMessage(obj
->intern
->conn
->intern
->conn
));
87 php_pq_callback_recurse(&obj
->intern
->conn
->intern
->onevent
, &resolver TSRMLS_CC
);
88 obj
->intern
->conn
->intern
->poller
= PQconsumeInput
;
91 PGresult
*res
= PQexec(obj
->intern
->conn
->intern
->conn
, cmd
.c
);
94 throw_exce(EX_RUNTIME TSRMLS_CC
, "Failed to %s cursor (%s)", *action
== 'f' ? "fetch from" : "move in", PHP_PQerrorMessage(obj
->intern
->conn
->intern
->conn
));
95 } else if (SUCCESS
== php_pqres_success(res TSRMLS_CC
)) {
96 php_pq_object_to_zval_no_addref(PQresultInstanceData(res
, php_pqconn_event
), &return_value TSRMLS_CC
);
100 smart_str_free(&cmd
);
101 php_pqconn_notify_listeners(obj
->intern
->conn TSRMLS_CC
);
106 static void php_pqcur_object_free(void *o TSRMLS_DC
)
108 php_pqcur_object_t
*obj
= o
;
110 fprintf(stderr
, "FREE cur(#%d) %p (conn: %p)\n", obj
->zv
.handle
, obj
, obj
->intern
->conn
);
113 cur_close(obj TSRMLS_CC
);
114 php_pq_object_delref(obj
->intern
->conn TSRMLS_CC
);
115 efree(obj
->intern
->decl
);
116 efree(obj
->intern
->name
);
120 zend_object_std_dtor((zend_object
*) o TSRMLS_CC
);
124 zend_object_value
php_pqcur_create_object_ex(zend_class_entry
*ce
, php_pqcur_t
*intern
, php_pqcur_object_t
**ptr TSRMLS_DC
)
126 php_pqcur_object_t
*o
;
128 o
= ecalloc(1, sizeof(*o
));
129 zend_object_std_init((zend_object
*) o
, ce TSRMLS_CC
);
130 object_properties_init((zend_object
*) o
, ce
);
131 o
->prophandler
= &php_pqcur_object_prophandlers
;
141 o
->zv
.handle
= zend_objects_store_put((zend_object
*) o
, NULL
, php_pqcur_object_free
, NULL TSRMLS_CC
);
142 o
->zv
.handlers
= &php_pqcur_object_handlers
;
147 static zend_object_value
php_pqcur_create_object(zend_class_entry
*class_type TSRMLS_DC
)
149 return php_pqcur_create_object_ex(class_type
, NULL
, NULL TSRMLS_CC
);
152 static void php_pqcur_object_read_name(zval
*object
, void *o
, zval
*return_value TSRMLS_DC
)
154 php_pqcur_object_t
*obj
= o
;
156 RETVAL_STRING(obj
->intern
->name
, 1);
159 static void php_pqcur_object_read_connection(zval
*object
, void *o
, zval
*return_value TSRMLS_DC
)
161 php_pqcur_object_t
*obj
= o
;
163 php_pq_object_to_zval(obj
->intern
->conn
, &return_value TSRMLS_CC
);
166 char *php_pqcur_declare_str(const char *name_str
, size_t name_len
, unsigned flags
, const char *query_str
, size_t query_len
)
168 size_t decl_len
= name_len
+ query_len
+ sizeof("DECLARE BINARY INSENSITIVE NO SCROLL CURSOR WITHOUT HOLD FOR ");
171 decl_str
= emalloc(decl_len
);
172 decl_len
= slprintf(decl_str
, decl_len
, "DECLARE %s %s %s %s CURSOR %s FOR %s",
174 (flags
& PHP_PQ_DECLARE_BINARY
) ? "BINARY" : "",
175 (flags
& PHP_PQ_DECLARE_INSENSITIVE
) ? "INSENSITIVE" : "",
176 (flags
& PHP_PQ_DECLARE_NO_SCROLL
) ? "NO SCROLL" :
177 (flags
& PHP_PQ_DECLARE_SCROLL
) ? "SCROLL" : "",
178 (flags
& PHP_PQ_DECLARE_WITH_HOLD
) ? "WITH HOLD" : "",
184 ZEND_BEGIN_ARG_INFO_EX(ai_pqcur___construct
, 0, 0, 4)
185 ZEND_ARG_OBJ_INFO(0, connection
, pq
\\Connection
, 0)
186 ZEND_ARG_INFO(0, name
)
187 ZEND_ARG_INFO(0, flags
)
188 ZEND_ARG_INFO(0, query
)
189 ZEND_ARG_INFO(0, async
)
191 static PHP_METHOD(pqcur
, __construct
) {
192 zend_error_handling zeh
;
193 char *name_str
, *query_str
;
194 int name_len
, query_len
;
200 zend_replace_error_handling(EH_THROW
, exce(EX_INVALID_ARGUMENT
), &zeh TSRMLS_CC
);
201 rv
= zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC
, "Osls|b", &zconn
, php_pqconn_class_entry
, &name_str
, &name_len
, &flags
, &query_str
, &query_len
, &async
);
202 zend_restore_error_handling(&zeh TSRMLS_CC
);
205 php_pqcur_object_t
*obj
= zend_object_store_get_object(getThis() TSRMLS_CC
);
206 php_pqconn_object_t
*conn_obj
= zend_object_store_get_object(zconn TSRMLS_CC
);
209 throw_exce(EX_BAD_METHODCALL TSRMLS_CC
, "pq\\Cursor already initialized");
210 } if (!conn_obj
->intern
) {
211 throw_exce(EX_UNINITIALIZED TSRMLS_CC
, "pq\\Connection not initialized");
213 char *decl
= php_pqcur_declare_str(name_str
, name_len
, flags
, query_str
, query_len
);
216 rv
= php_pqconn_declare_async(zconn
, conn_obj
, decl TSRMLS_CC
);
218 rv
= php_pqconn_declare(zconn
, conn_obj
, decl TSRMLS_CC
);
224 php_pqcur_t
*cur
= ecalloc(1, sizeof(*cur
));
226 php_pq_object_addref(conn_obj TSRMLS_CC
);
227 cur
->conn
= conn_obj
;
229 cur
->name
= estrdup(name_str
);
237 ZEND_BEGIN_ARG_INFO_EX(ai_pqcur_open
, 0, 0, 0)
239 static PHP_METHOD(pqcur
, open
)
241 zend_error_handling zeh
;
244 zend_replace_error_handling(EH_THROW
, exce(EX_INVALID_ARGUMENT
), &zeh TSRMLS_CC
);
245 rv
= zend_parse_parameters_none();
246 zend_restore_error_handling(&zeh TSRMLS_CC
);
249 php_pqcur_object_t
*obj
= zend_object_store_get_object(getThis() TSRMLS_CC
);
252 throw_exce(EX_UNINITIALIZED TSRMLS_CC
, "pq\\Cursor not initialized");
253 } else if (!obj
->intern
->open
) {
254 if (SUCCESS
== php_pqconn_declare(NULL
, obj
->intern
->conn
, obj
->intern
->decl TSRMLS_CC
)) {
255 obj
->intern
->open
= 1;
261 ZEND_BEGIN_ARG_INFO_EX(ai_pqcur_close
, 0, 0, 0)
263 static PHP_METHOD(pqcur
, close
)
265 zend_error_handling zeh
;
268 zend_replace_error_handling(EH_THROW
, exce(EX_INVALID_ARGUMENT
), &zeh TSRMLS_CC
);
269 rv
= zend_parse_parameters_none();
270 zend_restore_error_handling(&zeh TSRMLS_CC
);
273 php_pqcur_object_t
*obj
= zend_object_store_get_object(getThis() TSRMLS_CC
);
276 throw_exce(EX_UNINITIALIZED TSRMLS_CC
, "pq\\Cursor not initialized");
278 cur_close(obj TSRMLS_CC
);
283 ZEND_BEGIN_ARG_INFO_EX(ai_pqcur_fetch
, 0, 0, 1)
284 ZEND_ARG_INFO(0, spec
)
286 static PHP_METHOD(pqcur
, fetch
)
288 cur_fetch_or_move(INTERNAL_FUNCTION_PARAM_PASSTHRU
, "fetch", 0);
291 ZEND_BEGIN_ARG_INFO_EX(ai_pqcur_move
, 0, 0, 0)
292 ZEND_ARG_INFO(0, spec
)
294 static PHP_METHOD(pqcur
, move
)
296 cur_fetch_or_move(INTERNAL_FUNCTION_PARAM_PASSTHRU
, "move", 0);
299 ZEND_BEGIN_ARG_INFO_EX(ai_pqcur_fetchAsync
, 0, 0, 0)
300 ZEND_ARG_INFO(0, spec
)
301 ZEND_ARG_INFO(0, callback
)
303 static PHP_METHOD(pqcur
, fetchAsync
)
305 cur_fetch_or_move(INTERNAL_FUNCTION_PARAM_PASSTHRU
, "fetch", 1);
308 ZEND_BEGIN_ARG_INFO_EX(ai_pqcur_moveAsync
, 0, 0, 0)
309 ZEND_ARG_INFO(0, spec
)
310 ZEND_ARG_INFO(0, callback
)
312 static PHP_METHOD(pqcur
, moveAsync
)
314 cur_fetch_or_move(INTERNAL_FUNCTION_PARAM_PASSTHRU
, "move", 1);
317 static zend_function_entry php_pqcur_methods
[] = {
318 PHP_ME(pqcur
, __construct
, ai_pqcur___construct
, ZEND_ACC_PUBLIC
|ZEND_ACC_CTOR
)
319 PHP_ME(pqcur
, open
, ai_pqcur_open
, ZEND_ACC_PUBLIC
)
320 PHP_ME(pqcur
, close
, ai_pqcur_close
, ZEND_ACC_PUBLIC
)
321 PHP_ME(pqcur
, fetch
, ai_pqcur_fetch
, ZEND_ACC_PUBLIC
)
322 PHP_ME(pqcur
, move
, ai_pqcur_move
, ZEND_ACC_PUBLIC
)
323 PHP_ME(pqcur
, fetchAsync
, ai_pqcur_fetchAsync
, ZEND_ACC_PUBLIC
)
324 PHP_ME(pqcur
, moveAsync
, ai_pqcur_moveAsync
, ZEND_ACC_PUBLIC
)
328 PHP_MSHUTDOWN_FUNCTION(pqcur
)
330 zend_hash_destroy(&php_pqcur_object_prophandlers
);
334 PHP_MINIT_FUNCTION(pqcur
)
336 zend_class_entry ce
= {0};
337 php_pq_object_prophandler_t ph
= {0};
339 INIT_NS_CLASS_ENTRY(ce
, "pq", "Cursor", php_pqcur_methods
);
340 php_pqcur_class_entry
= zend_register_internal_class_ex(&ce
, NULL
, NULL TSRMLS_CC
);
341 php_pqcur_class_entry
->create_object
= php_pqcur_create_object
;
343 memcpy(&php_pqcur_object_handlers
, zend_get_std_object_handlers(), sizeof(zend_object_handlers
));
344 php_pqcur_object_handlers
.read_property
= php_pq_object_read_prop
;
345 php_pqcur_object_handlers
.write_property
= php_pq_object_write_prop
;
346 php_pqcur_object_handlers
.clone_obj
= NULL
;
347 php_pqcur_object_handlers
.get_property_ptr_ptr
= NULL
;
348 php_pqcur_object_handlers
.get_gc
= NULL
;
349 php_pqcur_object_handlers
.get_properties
= php_pq_object_properties
;
350 php_pqcur_object_handlers
.get_debug_info
= php_pq_object_debug_info
;
352 zend_hash_init(&php_pqcur_object_prophandlers
, 2, NULL
, NULL
, 1);
354 zend_declare_class_constant_long(php_pqcur_class_entry
, ZEND_STRL("BINARY"), PHP_PQ_DECLARE_BINARY TSRMLS_CC
);
355 zend_declare_class_constant_long(php_pqcur_class_entry
, ZEND_STRL("INSENSITIVE"), PHP_PQ_DECLARE_INSENSITIVE TSRMLS_CC
);
356 zend_declare_class_constant_long(php_pqcur_class_entry
, ZEND_STRL("WITH_HOLD"), PHP_PQ_DECLARE_WITH_HOLD TSRMLS_CC
);
357 zend_declare_class_constant_long(php_pqcur_class_entry
, ZEND_STRL("SCROLL"), PHP_PQ_DECLARE_SCROLL TSRMLS_CC
);
358 zend_declare_class_constant_long(php_pqcur_class_entry
, ZEND_STRL("NO_SCROLL"), PHP_PQ_DECLARE_NO_SCROLL TSRMLS_CC
);
360 zend_declare_property_null(php_pqcur_class_entry
, ZEND_STRL("name"), ZEND_ACC_PUBLIC TSRMLS_CC
);
361 ph
.read
= php_pqcur_object_read_name
;
362 zend_hash_add(&php_pqcur_object_prophandlers
, "name", sizeof("name"), (void *) &ph
, sizeof(ph
), NULL
);
364 zend_declare_property_null(php_pqcur_class_entry
, ZEND_STRL("connection"), ZEND_ACC_PUBLIC TSRMLS_CC
);
365 ph
.read
= php_pqcur_object_read_connection
;
366 zend_hash_add(&php_pqcur_object_prophandlers
, "connection", sizeof("connection"), (void *) &ph
, sizeof(ph
), NULL
);
376 * vim600: noet sw=4 ts=4 fdm=marker
377 * vim<600: noet sw=4 ts=4