/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ /* * Copyright (C) 2005 Novell, Inc. * * Caja 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. * * Caja 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., 51 Franklin St, Fifth Floor, * Boston, MA 02110-1301, USA. * * Author: Anders Carlsson <andersca@imendio.com> * */ #include <config.h> #include <string.h> #include "caja-query.h" #include <eel/eel-gtk-macros.h> #include <eel/eel-glib-extensions.h> #include <glib/gi18n.h> #include <libcaja-private/caja-file-utilities.h> struct CajaQueryDetails { char *text; char *location_uri; GList *mime_types; }; static void caja_query_class_init (CajaQueryClass *class); static void caja_query_init (CajaQuery *query); G_DEFINE_TYPE (CajaQuery, caja_query, G_TYPE_OBJECT); static GObjectClass *parent_class = NULL; static void finalize (GObject *object) { CajaQuery *query; query = CAJA_QUERY (object); g_free (query->details->text); g_free (query->details); EEL_CALL_PARENT (G_OBJECT_CLASS, finalize, (object)); } static void caja_query_class_init (CajaQueryClass *class) { GObjectClass *gobject_class; parent_class = g_type_class_peek_parent (class); gobject_class = G_OBJECT_CLASS (class); gobject_class->finalize = finalize; } static void caja_query_init (CajaQuery *query) { query->details = g_new0 (CajaQueryDetails, 1); } CajaQuery * caja_query_new (void) { return g_object_new (CAJA_TYPE_QUERY, NULL); } char * caja_query_get_text (CajaQuery *query) { return g_strdup (query->details->text); } void caja_query_set_text (CajaQuery *query, const char *text) { g_free (query->details->text); query->details->text = g_strdup (text); } char * caja_query_get_location (CajaQuery *query) { return g_strdup (query->details->location_uri); } void caja_query_set_location (CajaQuery *query, const char *uri) { g_free (query->details->location_uri); query->details->location_uri = g_strdup (uri); } GList * caja_query_get_mime_types (CajaQuery *query) { return eel_g_str_list_copy (query->details->mime_types); } void caja_query_set_mime_types (CajaQuery *query, GList *mime_types) { g_list_foreach(query->details->mime_types, (GFunc) g_free, NULL); g_list_free(query->details->mime_types); g_list_foreach(query->details->mime_types, (GFunc) g_free, NULL); g_list_free(query->details->mime_types); query->details->mime_types = eel_g_str_list_copy (mime_types); } void caja_query_add_mime_type (CajaQuery *query, const char *mime_type) { query->details->mime_types = g_list_append (query->details->mime_types, g_strdup (mime_type)); } char * caja_query_to_readable_string (CajaQuery *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 = caja_get_home_directory_uri (); 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 = caja_get_home_directory_uri (); decoded_uri = g_strconcat (home_uri, "/", uri, NULL); g_free (home_uri); } return decoded_uri; } typedef struct { CajaQuery *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) { caja_query_set_text (info->query, t); } else if (info->in_location) { uri = decode_home_uri (t); caja_query_set_location (info->query, uri); g_free (uri); } else if (info->in_mimetypes && info->in_mimetype) { caja_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 CajaQuery * caja_query_parse_xml (char *xml, gsize xml_len) { ParserInfo info = { NULL }; GMarkupParseContext *ctx; if (xml_len == -1) { xml_len = strlen (xml); } info.query = caja_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; } CajaQuery * caja_query_load (char *file) { CajaQuery *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 = caja_query_parse_xml (xml, xml_len); g_free (xml); return query; } static char * caja_query_to_xml (CajaQuery *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 caja_query_save (CajaQuery *query, char *file) { char *xml; GError *err = NULL; gboolean res; res = TRUE; xml = caja_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; }