--- Merged the nautilus-search2 branch ---

1 files changed, 372 insertions, 0 deletions

diff --git a/libnautilus-private/nautilus-query.c b/libnautilus-private/nautilus-query.c
new file mode 100644
index 000000000..b8e761a63
--- /dev/null
+++ b/libnautilus-private/nautilus-query.c
@@ -0,0 +1,372 @@
+/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
+/*
+ * Copyright (C) 2005 Novell, Inc.
+ *
+ * Nautilus is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * Nautilus 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 General Public
+ * License along with this program; see the file COPYING.  If not,
+ * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ *
+ * Author: Anders Carlsson <andersca@imendio.com>
+ *
+ */
+
+#include <config.h>
+#include <string.h>
+
+#include "nautilus-query.h"
+#include <libgnomevfs/gnome-vfs-utils.h>
+#include <eel/eel-gtk-macros.h>
+#include <eel/eel-glib-extensions.h>
+
+struct NautilusQueryDetails {
+	char *text;
+	char *location_uri;
+	GList *mime_types;
+};
+
+static void  nautilus_query_class_init       (NautilusQueryClass *class);
+static void  nautilus_query_init             (NautilusQuery      *query);
+
+G_DEFINE_TYPE (NautilusQuery,
+	       nautilus_query,
+	       G_TYPE_OBJECT);
+
+static GObjectClass *parent_class = NULL;
+
+static void
+finalize (GObject *object)
+{
+	NautilusQuery *query;
+
+	query = NAUTILUS_QUERY (object);
+	
+	g_free (query->details->text);
+	g_free (query->details);
+
+	EEL_CALL_PARENT (G_OBJECT_CLASS, finalize, (object));
+}
+
+static void
+nautilus_query_class_init (NautilusQueryClass *class)
+{
+	GObjectClass *gobject_class;
+
+	parent_class = g_type_class_peek_parent (class);
+
+	gobject_class = G_OBJECT_CLASS (class);
+	gobject_class->finalize = finalize;
+}
+
+static void
+nautilus_query_init (NautilusQuery *query)
+{
+	query->details = g_new0 (NautilusQueryDetails, 1);
+}
+
+NautilusQuery *
+nautilus_query_new (void)
+{
+	return g_object_new (NAUTILUS_TYPE_QUERY,  NULL);
+}
+
+
+char *
+nautilus_query_get_text (NautilusQuery *query)
+{
+	return g_strdup (query->details->text);
+}
+
+void 
+nautilus_query_set_text (NautilusQuery *query, const char *text)
+{
+	g_free (query->details->text);
+	query->details->text = g_strdup (text);
+}
+
+char *
+nautilus_query_get_location (NautilusQuery *query)
+{
+	return g_strdup (query->details->location_uri);
+}
+	
+void
+nautilus_query_set_location (NautilusQuery *query, const char *uri)
+{
+	g_free (query->details->location_uri);
+	query->details->location_uri = g_strdup (uri);
+}
+
+GList *
+nautilus_query_get_mime_types (NautilusQuery *query)
+{
+	return eel_g_str_list_copy (query->details->mime_types);
+}
+
+void
+nautilus_query_set_mime_types (NautilusQuery *query, GList *mime_types)
+{
+	eel_g_list_free_deep (query->details->mime_types);
+	query->details->mime_types = eel_g_str_list_copy (mime_types);
+}
+
+void
+nautilus_query_add_mime_type (NautilusQuery *query, const char *mime_type)
+{
+	query->details->mime_types = g_list_append (query->details->mime_types,
+						    g_strdup (mime_type));
+}
+
+char *
+nautilus_query_to_readable_string (NautilusQuery *query)
+{
+	if (!query || !query->details->text) {
+		return g_strdup ("Search");
+	}
+
+	return g_strdup_printf ("Search for \"%s\"", query->details->text);
+}
+
+static char *
+encode_home_uri (const char *uri)
+{
+	char *home_uri;
+	const char *encoded_uri;
+	
+	home_uri = gnome_vfs_get_uri_from_local_path (g_get_home_dir ());
+	
+	if (g_str_has_prefix (uri, home_uri)) {
+		encoded_uri = uri + strlen (home_uri);
+		if (*encoded_uri == '/') {
+			encoded_uri++;
+		}
+	} else {
+		encoded_uri = uri;
+	}
+	
+	g_free (home_uri);
+	
+	return g_markup_escape_text (encoded_uri, -1);
+}
+
+static char *
+decode_home_uri (const char *uri)
+{
+	char *home_uri;
+	char *decoded_uri;
+
+	if (g_str_has_prefix (uri, "file:")) {
+		decoded_uri = g_strdup (uri);
+	} else {
+		home_uri = gnome_vfs_get_uri_from_local_path (g_get_home_dir ());
+
+		decoded_uri = g_strconcat (home_uri, "/", uri, NULL);
+		
+		g_free (home_uri);
+	}
+		
+	return decoded_uri;
+}
+
+
+typedef struct {
+	NautilusQuery *query;
+	gboolean in_text;
+	gboolean in_location;
+	gboolean in_mimetypes;
+	gboolean in_mimetype;
+} ParserInfo;
+
+static void
+start_element_cb (GMarkupParseContext *ctx,
+		  const char *element_name,
+		  const char **attribute_names,
+		  const char **attribute_values,
+		  gpointer user_data,
+		  GError **err)
+{
+	ParserInfo *info;
+
+	info = (ParserInfo *) user_data;
+
+	if (strcmp (element_name, "text") == 0)
+		info->in_text = TRUE;
+	else if (strcmp (element_name, "location") == 0)
+		info->in_location = TRUE;
+	else if (strcmp (element_name, "mimetypes") == 0)
+		info->in_mimetypes = TRUE;
+	else if (strcmp (element_name, "mimetype") == 0)
+		info->in_mimetype = TRUE;
+}
+
+static void
+end_element_cb (GMarkupParseContext *ctx,
+		const char *element_name,
+		gpointer user_data,
+		GError **err)
+{
+	ParserInfo *info;
+
+	info = (ParserInfo *) user_data;
+
+	if (strcmp (element_name, "text") == 0)
+		info->in_text = FALSE;
+	else if (strcmp (element_name, "location") == 0)
+		info->in_location = FALSE;
+	else if (strcmp (element_name, "mimetypes") == 0)
+		info->in_mimetypes = FALSE;
+	else if (strcmp (element_name, "mimetype") == 0)
+		info->in_mimetype = FALSE;
+}
+
+static void
+text_cb (GMarkupParseContext *ctx,
+	 const char *text,
+	 gsize text_len,
+	 gpointer user_data,
+	 GError **err)
+{
+	ParserInfo *info;
+	char *t, *uri;
+
+	info = (ParserInfo *) user_data;
+
+	t = g_strndup (text, text_len);
+	
+	if (info->in_text) {
+		nautilus_query_set_text (info->query, t);
+	} else if (info->in_location) {
+		uri = decode_home_uri (t);
+		nautilus_query_set_location (info->query, uri);
+		g_free (uri);
+	} else if (info->in_mimetypes && info->in_mimetype) {
+		nautilus_query_add_mime_type (info->query, t);
+	}
+	
+	g_free (t);
+
+}
+
+static void
+error_cb (GMarkupParseContext *ctx,
+	  GError *err,
+	  gpointer user_data)
+{
+}
+
+static GMarkupParser parser = {
+	start_element_cb,
+	end_element_cb,
+	text_cb,
+	NULL,
+	error_cb
+};
+
+
+static NautilusQuery *
+nautilus_query_parse_xml (char *xml, gsize xml_len)
+{
+	ParserInfo info = { NULL };
+	GMarkupParseContext *ctx;
+
+	if (xml_len == -1) {
+		xml_len = strlen (xml);
+	}
+	
+	info.query = nautilus_query_new ();
+	info.in_text = FALSE;
+
+	ctx = g_markup_parse_context_new (&parser, 0, &info, NULL);
+	g_markup_parse_context_parse (ctx, xml, xml_len, NULL);
+
+	return info.query;
+}
+
+
+NautilusQuery *
+nautilus_query_load (char *file)
+{
+	NautilusQuery *query;
+	char *xml;
+	gsize xml_len;
+	
+	if (!g_file_test (file, G_FILE_TEST_EXISTS)) {
+		return NULL;
+	}
+	
+
+	g_file_get_contents (file, &xml, &xml_len, NULL);
+	query = nautilus_query_parse_xml (xml, xml_len);
+	g_free (xml);
+
+	return query;
+}
+
+static char *
+nautilus_query_to_xml (NautilusQuery *query)
+{
+	GString *xml;
+	char *text;
+	char *uri;
+	char *mimetype;
+	GList *l;
+
+	xml = g_string_new ("");
+	g_string_append (xml,
+			 "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
+			 "<query version=\"1.0\">\n");
+
+	text = g_markup_escape_text (query->details->text, -1);
+	g_string_append_printf (xml, "   <text>%s</text>\n", text);
+	g_free (text);
+
+	if (query->details->location_uri) {
+		uri = encode_home_uri (query->details->location_uri);
+		g_string_append_printf (xml, "   <location>%s</location>\n", uri);
+		g_free (uri);
+	}
+
+	if (query->details->mime_types) {
+		g_string_append (xml, "   <mimetypes>\n");
+		for (l = query->details->mime_types; l != NULL; l = l->next) {
+			mimetype = g_markup_escape_text (l->data, -1);
+			g_string_append_printf (xml, "      <mimetype>%s</mimetype>\n", mimetype);
+			g_free (mimetype);
+		}
+		g_string_append (xml, "   </mimetypes>\n");
+	}
+	
+	g_string_append (xml, "</query>\n");
+
+	return g_string_free (xml, FALSE);
+}
+
+gboolean
+nautilus_query_save (NautilusQuery *query, char *file)
+{
+	char *xml;
+	GError *err = NULL;
+	gboolean res;
+
+
+	res = TRUE;
+	xml = nautilus_query_to_xml (query);
+	g_file_set_contents (file, xml, strlen (xml), &err);
+	g_free (xml);
+	
+	if (err != NULL) {
+		res = FALSE;
+		g_error_free (err);
+	}
+	return res;
+}