tracker r2044 - in branches/indexer-split: . src/libtracker

[ifrade svn gnome org]

Author: ifrade
Date: Mon Aug 11 15:01:26 2008
New Revision: 2044
URL: http://svn.gnome.org/viewvc/tracker?rev=2044&view=rev

Log:
Added missing file for tracker-unique

Added:
   branches/indexer-split/src/libtracker/tracker-unique.c
Modified:
   branches/indexer-split/ChangeLog

Added: branches/indexer-split/src/libtracker/tracker-unique.c
==============================================================================
--- (empty file)
+++ branches/indexer-split/src/libtracker/tracker-unique.c	Mon Aug 11 15:01:26 2008
@@ -0,0 +1,190 @@
+/* Tracker - indexer and metadata database engine
+ * Copyright (C) 2006, Mr Jamie McCracken (jamiemcc gnome org)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA  02110-1301, USA.
+ */
+
+#include <locale.h>
+#include <sys/param.h>
+#include <stdlib.h>
+#include <glib.h>
+#include <glib-object.h>
+#include <glib/gstdio.h>
+
+#include "../libtracker/tracker.h" 
+
+#include <config.h>
+#ifdef OS_WIN32
+#include "../trackerd/mingw-compat.h"
+#endif
+
+static char **fields = NULL;
+static gchar *service = NULL;
+static gchar *rdf = NULL;
+static gchar *count = NULL;
+static gchar *sum = NULL;
+static gboolean descending = FALSE;
+
+static GOptionEntry entries[] = {
+	{"service", 's', 0, G_OPTION_ARG_STRING, &service, "search from a specific service", "service"},
+	{"rdf", 'r', 0, G_OPTION_ARG_STRING, &rdf, "use an rdf query as filter", "file"},
+	{"count", 'c', 0, G_OPTION_ARG_STRING, &count, "count instances of unique fields of this type", "field"},
+	{"sum", 's', 0, G_OPTION_ARG_STRING, &sum, "sum the values of this field", "field"},	
+	{"desc", 'o', 0, G_OPTION_ARG_NONE, &descending, "sort to descending order", NULL},
+	{G_OPTION_REMAINING, 0, 0, G_OPTION_ARG_STRING_ARRAY, &fields, "Required fields", NULL},
+	{NULL}
+};
+
+
+static char *
+realpath_in_utf8 (const char *path)
+{
+	char *str_path_tmp = NULL, *str_path = NULL;
+
+	str_path_tmp = realpath (path, NULL);
+
+	if (str_path_tmp) {
+		str_path = g_filename_to_utf8 (str_path_tmp, -1, NULL, NULL, NULL);
+
+		g_free (str_path_tmp);
+	}
+
+	if (!str_path) {
+		g_warning ("realpath_in_utf8(): locale to UTF8 failed!");
+		return NULL;
+	}
+
+	return str_path;
+}
+
+static void
+get_meta_table_data (gpointer value)
+		    
+{
+	char **meta, **meta_p;
+
+	meta = (char **)value;
+
+	int i = 0;
+	for (meta_p = meta; *meta_p; meta_p++) {
+
+		char *str;
+
+		str = g_filename_from_utf8 (*meta_p, -1, NULL, NULL, NULL);
+
+		if (i == 0) {
+			g_print ("%s : ", str);
+
+		} else {
+			g_print ("%s, ", *meta_p);
+		}
+		i++;
+	}
+	g_print ("\n");
+}
+
+
+
+int
+main (int argc, char **argv) 
+{
+	GOptionContext *context = NULL;
+	ServiceType type;
+
+	char *buffer = NULL, *tmp;
+	gsize buffer_length;
+	GPtrArray *out_array = NULL;
+	GError *error = NULL;
+	TrackerClient *client = NULL;
+
+	setlocale (LC_ALL, "");
+
+	context = g_option_context_new ("MetaDataField [RDFQueryFile] - Get unique values with an optional rdf query filter");
+	g_option_context_add_main_entries (context, entries, NULL);
+	g_option_context_parse (context, &argc, &argv, &error);
+
+	if (error) {
+		g_printerr ("invalid arguments: %s\n", error->message);
+		return 1;
+	}
+
+	if (!fields) {
+		g_printerr ("missing metadata type specification, try --help for help\n");
+		return 1;
+	}
+	
+
+	if (!service) {
+		type = SERVICE_FILES;
+	} else {
+		type = tracker_service_name_to_type (service);
+
+		if (type == SERVICE_OTHER_FILES && g_ascii_strcasecmp (service, "Other")) {
+			g_printerr ("service not recognized, searching in Other Files...\n");
+		}
+	}
+
+	if (rdf) {
+
+	  char *str_path = realpath_in_utf8 (rdf);
+	  
+	  if (!str_path) {
+	    return 1;
+	  }
+	  
+	  if (!g_file_get_contents (str_path, &tmp, &buffer_length, NULL)) {
+	    g_print ("Could not read file %s\n", str_path);
+	    return 1;
+	  }
+	  
+	  g_free (str_path);
+	  
+	  buffer = g_locale_to_utf8 (tmp, buffer_length, NULL, NULL, NULL);
+	  
+	  if (!buffer) {
+	    g_warning ("Cannot convert query file to UTF8!");
+	    g_free (tmp);
+	    return 1;
+	  }
+	}
+
+	client =  tracker_connect (FALSE);
+
+	if (!client) {
+		g_print ("Could not initialise Tracker over dbus connection - exiting...\n");
+		return 1; 
+	}
+
+	out_array = tracker_metadata_get_unique_values (client, type, fields, buffer, descending, 0, 512, &error);
+
+	if (error) {
+		g_warning ("An error has occurred : %s\n", error->message);
+		g_error_free (error);
+		g_free (buffer);
+		return 1;
+	}
+
+	if (out_array) {
+		g_ptr_array_foreach (out_array, (GFunc)get_meta_table_data, NULL);
+		g_ptr_array_free (out_array, TRUE);
+	}
+
+	tracker_disconnect (client);	
+
+	g_free (buffer);
+
+	return 0;
+}