Support querying files by modification time and size

Thanks for Leslie Zhai's patch.

libcaja-private/caja-query.c

@@ -36,6 +36,8 @@ struct CajaQueryDetails
     char *location_uri;
     GList *mime_types;
     GList *tags;
+    gint64 duration;
+    gint64 size;
 };
 
 static void  caja_query_class_init       (CajaQueryClass *class);
@@ -75,6 +77,8 @@ static void
 caja_query_init (CajaQuery *query)
 {
     query->details = g_new0 (CajaQueryDetails, 1);
+    query->details->duration = 0;
+    query->details->size = 0;
 }
 
 CajaQuery *
@@ -379,6 +383,8 @@ caja_query_to_xml (CajaQuery *query)
     char *mimetype;
     char *tag;
     GList *l;
+    gint64 duration;
+    gint64 size;
 
     xml = g_string_new ("");
     g_string_append (xml,
@@ -420,6 +426,17 @@ caja_query_to_xml (CajaQuery *query)
         g_string_append (xml, "   </tags>\n");
     }
 
+    if (query->details->duration != 0)
+    {
+        g_string_append_printf(xml, "   <duration>%ld</duration>",
+                               query->details->duration);
+    }
+
+    if (query->details->size != 0)
+    {
+        g_string_append_printf(xml, "   <size>%ld</size>", query->details->size);
+    }
+
     g_string_append (xml, "</query>\n");
 
     return g_string_free (xml, FALSE);
@@ -445,3 +462,23 @@ caja_query_save (CajaQuery *query, char *file)
     }
     return res;
 }
+
+void caja_query_set_duration(CajaQuery *query, gint64 sec)
+{
+    query->details->duration = sec;
+}
+
+gint64 caja_query_get_duration(CajaQuery *query)
+{
+    return query->details->duration;
+}
+
+void caja_query_set_size(CajaQuery *query, gint64 size)
+{
+    query->details->size = size;
+}
+
+gint64 caja_query_get_size(CajaQuery *query)
+{
+    return query->details->size;
+}

libcaja-private/caja-query.h

@@ -66,7 +66,13 @@ void           caja_query_set_mime_types     (CajaQuery *query, GList *mime_type
 void           caja_query_add_mime_type      (CajaQuery *query, const char *mime_type);
 
 char *         caja_query_to_readable_string (CajaQuery *query);
-CajaQuery *caja_query_load               (char *file);
+CajaQuery *    caja_query_load               (char *file);
 gboolean       caja_query_save               (CajaQuery *query, char *file);
 
+gint64         caja_query_get_duration       (CajaQuery *query);
+void           caja_query_set_duration       (CajaQuery *query, gint64 sec);
+
+gint64         caja_query_get_size           (CajaQuery *query);
+void           caja_query_set_size           (CajaQuery *query, gint64 size);
+
 #endif /* CAJA_QUERY_H */

libcaja-private/caja-search-engine-simple.c

@@ -48,6 +48,8 @@ typedef struct
 
     gint n_processed_files;
     GList *uri_hits;
+    gint64 duration;
+    gint64 size;
 } SearchThreadData;
 
 
@@ -124,6 +126,8 @@ search_thread_data_new (CajaSearchEngineSimple *engine,
 
     data->tags = caja_query_get_tags (query);
     data->mime_types = caja_query_get_mime_types (query);
+    data->duration = caja_query_get_duration (query);
+    data->size = caja_query_get_size (query);
 
     data->cancellable = g_cancellable_new ();
 
@@ -350,34 +354,38 @@ visit_directory (GFile *dir, SearchThreadData *data)
     GList *l;
     const char *id;
     gboolean visited;
+    GTimeVal result;
+    time_t timestamp;
+    gchar *attributes;
+    GString *attr_string;
 
-    const char *attributes;
+    attr_string = g_string_new (STD_ATTRIBUTES);
     if (data->mime_types != NULL) {
-        if (data->tags != NULL) {
-            attributes = STD_ATTRIBUTES ","
-                         G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE ","
-                         G_FILE_ATTRIBUTE_XATTR_XDG_TAGS;
-        } else {
-            attributes = STD_ATTRIBUTES ","
-                         G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE;
-        }
-    } else {
-        if (data->tags != NULL) {
-            attributes = STD_ATTRIBUTES ","
-                         G_FILE_ATTRIBUTE_XATTR_XDG_TAGS;
-        } else {
-            attributes = STD_ATTRIBUTES;
-        }
+        g_string_append (attr_string, "," G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE);
+    }
+    if (data->tags != NULL) {
+        g_string_append (attr_string, "," G_FILE_ATTRIBUTE_XATTR_XDG_TAGS);
+    }
+    if (data->duration != 0) {
+        g_string_append (attr_string, "," G_FILE_ATTRIBUTE_TIME_MODIFIED ","
+                         G_FILE_ATTRIBUTE_TIME_MODIFIED_USEC);
+    }
+    if (data->size != 0) {
+        g_string_append (attr_string, "," G_FILE_ATTRIBUTE_STANDARD_SIZE);
     }
 
-    enumerator = g_file_enumerate_children (dir, attributes, 0,
+    attributes = g_string_free (attr_string, FALSE);
+    enumerator = g_file_enumerate_children (dir, (const char*)attributes, 0,
                                             data->cancellable, NULL);
 
+    g_free (attributes);
     if (enumerator == NULL)
     {
         return;
     }
 
+    timestamp = time(NULL);
+
     while ((info = g_file_enumerator_next_file (enumerator, data->cancellable, NULL)) != NULL)
     {
         if (g_file_info_get_is_hidden (info))
@@ -426,6 +434,28 @@ visit_directory (GFile *dir, SearchThreadData *data)
             hit = file_has_all_tags (info, data->tags);
         }
 
+        if (hit && data->duration != 0) {
+            g_file_info_get_modification_time (info, &result);
+            if (data->duration > 0) {
+                if (timestamp - result.tv_sec < data->duration)
+                    hit = FALSE;
+            } else {
+                if (timestamp - result.tv_sec > ABS(data->duration))
+                    hit = FALSE;
+            }
+        }
+
+        if (hit && data->size != 0) {
+            gint64 file_size = g_file_info_get_size (info);
+            if (data->size > 0) {
+                if (file_size < data->size)
+                    hit = FALSE;
+            } else {
+                if (ABS(data->size) < file_size)
+                    hit = FALSE;
+            }
+        }
+
         child = g_file_get_child (dir, g_file_info_get_name (info));
 
         if (hit)