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- Return NULL type when column is NULL, now that we have it in PHP4.

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- Fixed a bug in handling NULL columns, PQgetvalue() doesn't return a NULL
  pointer in this case, but a pointer to a string of 0 length...
This commit is contained in:
Jouni Ahto 2000-08-16 01:03:20 +00:00
parent 81b8e08b13
commit e85ba0901a
1 changed files with 38 additions and 28 deletions
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66
ext/pgsql/pgsql.c
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@ -883,10 +883,14 @@ PHP_FUNCTION(pg_result)
RETURN_FALSE; RETURN_FALSE;
} }
return_value->value.str.val = PQgetvalue(pgsql_result, Z_LVAL_PP(row), field_offset); if (PQgetisnull(pgsql_result, Z_LVAL_PP(row), field_offset)) {
return_value->value.str.len = (return_value->value.str.val ? strlen(return_value->value.str.val) : 0); return_value->type = IS_NULL;
return_value->value.str.val = safe_estrndup(return_value->value.str.val,return_value->value.str.len); } else {
return_value->type = IS_STRING; return_value->value.str.val = PQgetvalue(pgsql_result, Z_LVAL_PP(row), field_offset);
return_value->value.str.len = (return_value->value.str.val ? strlen(return_value->value.str.val) : 0);
return_value->value.str.val = safe_estrndup(return_value->value.str.val,return_value->value.str.len);
return_value->type = IS_STRING;
}
} }
/* }}} */ /* }}} */
@ -933,33 +937,39 @@ static void php_pgsql_fetch_hash(INTERNAL_FUNCTION_PARAMETERS, int result_type)
} }
array_init(return_value); array_init(return_value);
for (i = 0, num_fields = PQnfields(pgsql_result); i<num_fields; i++) { for (i = 0, num_fields = PQnfields(pgsql_result); i<num_fields; i++) {
element = PQgetvalue(pgsql_result, Z_LVAL_PP(row), i); if (PQgetisnull(pgsql_result, Z_LVAL_PP(row), i)) {
element_len = (element ? strlen(element) : 0);
if (element) {
char *data;
int data_len;
int should_copy=0;
if (PG(magic_quotes_runtime)) {
data = php_addslashes(element, element_len, &data_len, 0);
} else {
data = safe_estrndup(element, element_len);
data_len = element_len;
}
if (result_type & PGSQL_NUM) { if (result_type & PGSQL_NUM) {
add_index_stringl(return_value, i, data, data_len, should_copy); add_index_unset(return_value, i);
should_copy=1; } else {
}
if (result_type & PGSQL_ASSOC) {
field_name = PQfname(pgsql_result, i); field_name = PQfname(pgsql_result, i);
add_assoc_stringl(return_value, field_name, data, data_len, should_copy); add_assoc_unset(return_value, field_name);
} }
} else { } else {
/* NULL field, don't set it */ element = PQgetvalue(pgsql_result, Z_LVAL_PP(row), i);
/* add_get_index_stringl(return_value, i, empty_string, 0, (void **) &pval_ptr); */ element_len = (element ? strlen(element) : 0);
} if (element) {
char *data;
int data_len;
int should_copy=0;
if (PG(magic_quotes_runtime)) {
data = php_addslashes(element, element_len, &data_len, 0);
} else {
data = safe_estrndup(element, element_len);
data_len = element_len;
}
if (result_type & PGSQL_NUM) {
add_index_stringl(return_value, i, data, data_len, should_copy);
should_copy=1;
}
if (result_type & PGSQL_ASSOC) {
field_name = PQfname(pgsql_result, i);
add_assoc_stringl(return_value, field_name, data, data_len, should_copy);
}
}
}
} }
} }