Add Cursor::$query property

[m6w6/ext-pq] / src / php_pqcur.c

diff --git a/src/php_pqcur.c b/src/php_pqcur.c
index 2df4f73f3b7dacf71724d40e125d527c169c2afe..7680880550daec5450f586f37530411adb8bfcfe 100644 (file)
--- a/src/php_pqcur.c
+++ b/src/php_pqcur.c
@@ -207,6 +207,13 @@ static void php_pqcur_object_read_connection(zval *object, void *o, zval *return
        php_pq_object_to_zval(obj->intern->conn, &return_value TSRMLS_CC);
 }
 
+static void php_pqcur_object_read_query(zval *object, void *o, zval *return_value TSRMLS_DC)
+{
+       php_pqcur_object_t *obj = o;
+
+       RETVAL_STRING(obj->intern->decl + obj->intern->query_offset, 1);
+}
+
 static void php_pqcur_object_read_flags(zval *object, void *o, zval *return_value TSRMLS_DC)
 {
        php_pqcur_object_t *obj = o;
@@ -214,7 +221,7 @@ static void php_pqcur_object_read_flags(zval *object, void *o, zval *return_valu
        RETVAL_LONG(obj->intern->flags);
 }
 
-char *php_pqcur_declare_str(const char *name_str, size_t name_len, unsigned flags, const char *query_str, size_t query_len)
+char *php_pqcur_declare_str(const char *name_str, size_t name_len, unsigned flags, const char *query_str, size_t query_len, int *query_offset)
 {
        size_t decl_len = name_len + query_len + sizeof("DECLARE  BINARY INSENSITIVE NO SCROLL CURSOR WITH HOLD FOR ");
        char *decl_str;
@@ -229,9 +236,38 @@ char *php_pqcur_declare_str(const char *name_str, size_t name_len, unsigned flag
                        (flags & PHP_PQ_DECLARE_WITH_HOLD) ? "WITH HOLD" : "",
                        query_str
        );
+
+       if (query_offset) {
+               /* sizeof() includes the terminating null byte, so no need for spaces in the string literals */
+               *query_offset = sizeof("DECLARE")
+                       + (name_len + 1)
+                       + ((flags & PHP_PQ_DECLARE_BINARY) ? sizeof("BINARY") : 1)
+                       + ((flags & PHP_PQ_DECLARE_INSENSITIVE) ? sizeof("INSENSITIVE") : 1)
+                       + ((flags & PHP_PQ_DECLARE_NO_SCROLL) ? sizeof("NO SCROLL") :
+                                       (flags & PHP_PQ_DECLARE_SCROLL) ? sizeof("SCROLL") : 1)
+                       + sizeof("CURSOR")
+                       + ((flags & PHP_PQ_DECLARE_WITH_HOLD) ? sizeof("WITH HOLD") : 1)
+                       + sizeof("FOR");
+       }
+
        return decl_str;
 }
 
+php_pqcur_t *php_pqcur_init(php_pqconn_object_t *conn, const char *name, char *decl, int query_offset, long flags TSRMLS_DC)
+{
+       php_pqcur_t *cur = ecalloc(1, sizeof(*cur));
+
+       php_pq_object_addref(conn TSRMLS_CC);
+       cur->conn = conn;
+       cur->name = estrdup(name);
+       cur->decl = decl;
+       cur->query_offset = query_offset;
+       cur->flags = flags;
+       cur->open = 1;
+
+       return cur;
+}
+
 ZEND_BEGIN_ARG_INFO_EX(ai_pqcur___construct, 0, 0, 4)
        ZEND_ARG_OBJ_INFO(0, connection, pq\\Connection, 0)
        ZEND_ARG_INFO(0, name)
@@ -261,7 +297,8 @@ static PHP_METHOD(pqcur, __construct) {
                } if (!conn_obj->intern) {
                        throw_exce(EX_UNINITIALIZED TSRMLS_CC, "pq\\Connection not initialized");
                } else {
-                       char *decl = php_pqcur_declare_str(name_str, name_len, flags, query_str, query_len);
+                       int query_offset;
+                       char *decl = php_pqcur_declare_str(name_str, name_len, flags, query_str, query_len, &query_offset);
 
                        if (async) {
                                rv = php_pqconn_declare_async(zconn, conn_obj, decl TSRMLS_CC);
@@ -272,15 +309,7 @@ static PHP_METHOD(pqcur, __construct) {
                        if (SUCCESS != rv) {
                                efree(decl);
                        } else {
-                               php_pqcur_t *cur = ecalloc(1, sizeof(*cur));
-
-                               php_pq_object_addref(conn_obj TSRMLS_CC);
-                               cur->conn = conn_obj;
-                               cur->open = 1;
-                               cur->name = estrdup(name_str);
-                               cur->decl = decl;
-                               cur->flags = flags;
-                               obj->intern = cur;
+                               obj->intern = php_pqcur_init(conn_obj, name_str, decl, query_offset, flags TSRMLS_CC);
                        }
                }
        }
@@ -431,6 +460,10 @@ PHP_MINIT_FUNCTION(pqcur)
        ph.read = php_pqcur_object_read_connection;
        zend_hash_add(&php_pqcur_object_prophandlers, "connection", sizeof("connection"), (void *) &ph, sizeof(ph), NULL);
 
+       zend_declare_property_null(php_pqcur_class_entry, ZEND_STRL("query"), ZEND_ACC_PUBLIC TSRMLS_CC);
+       ph.read = php_pqcur_object_read_query;
+       zend_hash_add(&php_pqcur_object_prophandlers, "query", sizeof("query"), (void *) &ph, sizeof(ph), NULL);
+
        zend_declare_property_null(php_pqcur_class_entry, ZEND_STRL("flags"), ZEND_ACC_PUBLIC TSRMLS_CC);
        ph.read = php_pqcur_object_read_flags;
        zend_hash_add(&php_pqcur_object_prophandlers, "flags", sizeof("flags"), (void *) &ph, sizeof(ph), NULL);