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Added ibase_gen_id()

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# Lightweight shortcut to SELECT GEN_ID() ... function
This commit is contained in:
Ard Biesheuvel 2003-09-23 20:58:14 +00:00
parent 1ee441613d
commit f48f725348
2 changed files with 109 additions and 2 deletions
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109
ext/interbase/interbase.c
View File

@ -116,7 +116,7 @@ function_entry ibase_functions[] = {
#if HAVE_STRFTIME
PHP_FE(ibase_timefmt, NULL)
#endif
PHP_FE(ibase_gen_id, NULL)
PHP_FE(ibase_num_fields, NULL)
PHP_FE(ibase_num_params, NULL)
#if abies_0
@ -4403,6 +4403,113 @@ PHP_FUNCTION(ibase_free_event_handler)
}
/* }}} */
/* {{{ proto int ibase_gen_id([ resource link_identifier, ] string generator [, int increment ])
Increments the named generator and returns its new value */
PHP_FUNCTION(ibase_gen_id)
{
char query[128];
zval **arg1, **arg2, **arg3, **query_arg;
ibase_db_link *ib_link;
ibase_trans *trans = NULL;
long increment;
#ifdef SQL_INT64
ISC_INT64 result;
#else
ISC_LONG result;
#endif
XSQLDA out_sqlda;
RESET_ERRMSG;
switch (ZEND_NUM_ARGS()) {
case 1:
if (zend_get_parameters_ex(1, &arg1) == FAILURE) {
RETURN_FALSE;
}
ZEND_FETCH_RESOURCE2(ib_link, ibase_db_link *, NULL, IBG(default_link), "InterBase link", le_link, le_plink);
query_arg = arg1;
increment = 1;
break;
case 2:
if (zend_get_parameters_ex(2, &arg1, &arg2) == FAILURE) {
RETURN_FALSE;
}
if (Z_TYPE_PP(arg1) == IS_STRING) /* first param is generator, second is inc */
{
query_arg = arg1;
convert_to_long_ex(arg2);
increment = Z_LVAL_PP(arg2);
ZEND_FETCH_RESOURCE2(ib_link, ibase_db_link *, NULL, IBG(default_link), "InterBase link", le_link, le_plink);
} else {
_php_ibase_get_link_trans(INTERNAL_FUNCTION_PARAM_PASSTHRU, arg1, &ib_link, &trans);
query_arg = arg2;
increment = 1;
}
break;
case 3:
if (zend_get_parameters_ex(3, &arg1, &arg2, &arg3) == FAILURE) {
RETURN_FALSE;
}
ZEND_FETCH_RESOURCE2(ib_link, ibase_db_link*, arg1, -1, "InterBase link", le_link, le_plink);
query_arg = arg2;
convert_to_long_ex(arg3);
increment = Z_LVAL_PP(arg3);
break;
default:
WRONG_PARAM_COUNT;
break;
}
convert_to_string_ex(query_arg);
sprintf(query, "SELECT GEN_ID(%s,%ld) FROM rdb$database", Z_STRVAL_PP(query_arg), increment);
/* open default transaction */
if (_php_ibase_def_trans(ib_link, &trans TSRMLS_CC) == FAILURE) {
RETURN_FALSE;
}
/* allocate a minimal descriptor area */
out_sqlda.sqln = out_sqlda.sqld = 1;
out_sqlda.version = SQLDA_CURRENT_VERSION;
/* allocate the field for the result */
#ifdef SQL_INT64
out_sqlda.sqlvar[0].sqltype = SQL_INT64;
#else
out_sqlda.sqlvar[0].sqltype = SQL_LONG;
#endif
out_sqlda.sqlvar[0].sqlscale = 0;
out_sqlda.sqlvar[0].sqllen = sizeof(result);
out_sqlda.sqlvar[0].sqldata = (void*) &result;
/* execute the query */
if (isc_dsql_exec_immed2(IB_STATUS, &ib_link->handle, &trans->handle, 0, query, SQL_DIALECT_CURRENT, NULL, &out_sqlda))
{
_php_ibase_error(TSRMLS_C);
RETURN_FALSE;
}
/* don't return the generator value as a string unless it doesn't fit in a long */
#ifdef SQL_INT64
if (result > LONG_MAX)
#endif
{
char res[24];
sprintf(res,"%" LL_MASK "d", result);
RETURN_STRING(res,1);
}
RETURN_LONG((long)result);
}
/* }}} */
#endif /* HAVE_IBASE */
/*

2
ext/interbase/php_interbase.h
View File

@ -50,7 +50,7 @@ PHP_FUNCTION(ibase_free_query);
#if HAVE_STRFTIME
PHP_FUNCTION(ibase_timefmt);
#endif
PHP_FUNCTION(ibase_gen_id);
PHP_FUNCTION(ibase_num_fields);
PHP_FUNCTION(ibase_num_params);
#if abies_0