[tracker/wip/carlosg/sparql-parser-ng: 32/43] libtracker-data: Add tracker_db_interface_bind_value

[Carlos Garnacho <carlosg src gnome org>]

commit b896ce54bf282c57abd24479a921d1081c3b23c6
Author: Carlos Garnacho <carlosg gnome org>
Date:   Mon Oct 15 23:04:49 2018 +0200

    libtracker-data: Add tracker_db_interface_bind_value
    
    This function takes a generic GValue, and uses the right sqlite3_bind*
    function underneath, or transforms to a string.

 src/libtracker-data/tracker-db-interface-sqlite.c | 43 +++++++++++++++++++++++
 src/libtracker-data/tracker-db-interface.h        |  3 ++
 2 files changed, 46 insertions(+)
---
diff --git a/src/libtracker-data/tracker-db-interface-sqlite.c 
b/src/libtracker-data/tracker-db-interface-sqlite.c
index f2ecb93e8..1f3cc5000 100644
--- a/src/libtracker-data/tracker-db-interface-sqlite.c
+++ b/src/libtracker-data/tracker-db-interface-sqlite.c
@@ -2710,6 +2710,49 @@ tracker_db_statement_bind_text (TrackerDBStatement *stmt,
        tracker_db_interface_unlock (stmt->db_interface);
 }
 
+void
+tracker_db_statement_bind_value (TrackerDBStatement *stmt,
+                                int                 index,
+                                const GValue       *value)
+{
+       GType type;
+
+       g_return_if_fail (TRACKER_IS_DB_STATEMENT (stmt));
+
+       g_assert (!stmt->stmt_is_used);
+
+       tracker_db_interface_lock (stmt->db_interface);
+
+       type = G_VALUE_TYPE (value);
+
+       if (type == G_TYPE_INT) {
+               sqlite3_bind_int64 (stmt->stmt, index + 1, g_value_get_int (value));
+       } else if (type == G_TYPE_INT64) {
+               sqlite3_bind_int64 (stmt->stmt, index + 1, g_value_get_int64 (value));
+       } else if (type == G_TYPE_DOUBLE) {
+               sqlite3_bind_double (stmt->stmt, index + 1, g_value_get_double (value));
+       } else if (type == G_TYPE_FLOAT) {
+               sqlite3_bind_double (stmt->stmt, index + 1, g_value_get_float (value));
+       } else if (type == G_TYPE_STRING) {
+               sqlite3_bind_text (stmt->stmt, index + 1,
+                                  g_value_get_string (value), -1, SQLITE_TRANSIENT);
+       } else {
+               GValue dest = G_VALUE_INIT;
+
+               g_value_init (&dest, G_TYPE_STRING);
+
+               if (g_value_transform (value, &dest)) {
+                       sqlite3_bind_text (stmt->stmt, index + 1,
+                                          g_value_get_string (&dest), -1, SQLITE_TRANSIENT);
+                       g_value_unset (&dest);
+               } else {
+                       g_assert_not_reached ();
+               }
+       }
+
+       tracker_db_interface_unlock (stmt->db_interface);
+}
+
 void
 tracker_db_cursor_rewind (TrackerDBCursor *cursor)
 {
diff --git a/src/libtracker-data/tracker-db-interface.h b/src/libtracker-data/tracker-db-interface.h
index 09e78b52e..287738afb 100644
--- a/src/libtracker-data/tracker-db-interface.h
+++ b/src/libtracker-data/tracker-db-interface.h
@@ -128,6 +128,9 @@ void                    tracker_db_statement_bind_null               (TrackerDBS
 void                    tracker_db_statement_bind_text               (TrackerDBStatement         *stmt,
                                                                       int                         index,
                                                                       const gchar                *value);
+void                    tracker_db_statement_bind_value              (TrackerDBStatement         *stmt,
+                                                                      int                         index,
+                                                                     const GValue               *value);
 void                    tracker_db_statement_execute                 (TrackerDBStatement         *stmt,
                                                                       GError                    **error);
 TrackerDBCursor *       tracker_db_statement_start_cursor            (TrackerDBStatement         *stmt,