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Diffstat (limited to 'demos/freebase/freebase-cli.c')
-rw-r--r-- | demos/freebase/freebase-cli.c | 203 |
1 files changed, 0 insertions, 203 deletions
diff --git a/demos/freebase/freebase-cli.c b/demos/freebase/freebase-cli.c deleted file mode 100644 index 9deb534a..00000000 --- a/demos/freebase/freebase-cli.c +++ /dev/null @@ -1,203 +0,0 @@ -/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ -/* - * GData Client - * Copyright (C) 2014 Carlos Garnacho <carlosg@gnome.org> - * - * GData Client is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * GData Client 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 - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with GData Client. If not, see <http://www.gnu.org/licenses/>. - */ - -#include <gdata/gdata.h> -#include <locale.h> -#include <string.h> - -#define MAX_RESULTS 10 - -static int -print_usage (char *argv[]) -{ - g_printerr ("usage -- %s [search <term>|topic <ID> [<filter>]|query <mql>]\n\n" - "query examples (more info at https://developers.google.com/freebase/v1/mql-overview):\n" - " '{\"id\":\"/en/linux\",\"/computer/software/license\":[]}'\n" - " '[{\"name\":null,\"/geography/river/length\":null,\"type\":\"/geography/river\",\"/location/location/containedby\":{\"id\":\"/en/england\"}}]'\n" - " '[{\"type\":\"/location/citytown\",\"name\":null,\"/location/location/time_zones\":{\"id\":\"/en/central_european_time\"},\"limit\":200}]'\n" - "topic examples:\n" - " '/en/gnome'\n" - " '/m/0fpzzp'\n" - " '/computer/software'\n" - "search examples:\n" - " 'gnome'\n" - " 'linux'\n" - " 'operating system'\n", - argv[0]); - return -1; -} - -int -main (int argc, char *argv[]) -{ - GDataFreebaseService *service; - GError *error = NULL; - gint retval = 0; - - if (argc < 3) - return print_usage (argv); - - setlocale (LC_ALL, ""); - service = gdata_freebase_service_new (NULL, NULL); - - if (strcmp (argv[1], "query") == 0) { - GDataFreebaseResult *result; - GDataFreebaseQuery *query; - - query = gdata_freebase_query_new (argv[2]); - result = gdata_freebase_service_query (service, query, NULL, &error); - - if (error) { - g_critical ("Error querying Freebase: %s", error->message); - g_error_free (error); - } else { - GVariant *variant; - gchar *str; - - variant = gdata_freebase_result_dup_variant (result); - g_object_unref (result); - - str = g_variant_print (variant, FALSE); - g_print ("%s\n", str); - g_variant_unref (variant); - g_free (str); - } - - g_object_unref (query); - } else if (strcmp (argv[1], "search") == 0) { - GDataFreebaseSearchResult *result; - GDataFreebaseSearchQuery *query; - - query = gdata_freebase_search_query_new (argv[2]); - result = gdata_freebase_service_search (service, query, NULL, &error); - - if (error) { - g_critical ("Error querying Freebase: %s", error->message); - g_error_free (error); - } else { - const GDataFreebaseSearchResultItem *item; - guint count, i; - - count = gdata_freebase_search_result_get_num_items (result); - - g_print ("Showing %d of %d items:\n", count, - gdata_freebase_search_result_get_total_hits (result)); - - for (i = 0; i < count; i++) { - item = gdata_freebase_search_result_get_item (result, i); - - g_print ("%2d: %s (%s), score: %f\n", i, - gdata_freebase_search_result_item_get_name (item), - gdata_freebase_search_result_item_get_id (item), - gdata_freebase_search_result_item_get_score (item)); - - if (gdata_freebase_search_result_item_get_notable_id (item)) { - g_print (" pertains to domain: %s(%s)", - gdata_freebase_search_result_item_get_notable_name (item), - gdata_freebase_search_result_item_get_notable_id (item)); - } - - g_print ("\n"); - } - - g_object_unref (result); - } - - g_object_unref (query); - } else if (strcmp (argv[1], "topic") == 0) { - GDataFreebaseTopicResult *result; - GDataFreebaseTopicQuery *query; - - query = gdata_freebase_topic_query_new (argv[2]); - - if (argc > 3) { - const gchar *filter[] = { argv[3], NULL }; - gdata_freebase_topic_query_set_filter (query, filter); - } - - result = gdata_freebase_service_get_topic (service, query, NULL, &error); - - if (error) { - g_critical ("Error querying Freebase: %s", error->message); - g_error_free (error); - } else { - GDataFreebaseTopicObject *object; - GPtrArray *properties; - guint i; - - object = gdata_freebase_topic_result_dup_object (result); - g_object_unref (result); - - properties = gdata_freebase_topic_object_list_properties (object); - - for (i = 0; i < properties->len; i++) { - const gchar *property; - gint64 hits, count, j; - - property = g_ptr_array_index (properties, i); - count = gdata_freebase_topic_object_get_property_count (object, property); - hits = gdata_freebase_topic_object_get_property_hits (object, property); - - if (count == hits) - g_print ("%s: (%" G_GINT64_FORMAT " values)\n", property, hits); - else - g_print ("%s: (%" G_GINT64_FORMAT " of %" G_GINT64_FORMAT " values)\n", property, count, hits); - - for (j = 0; j < count; j++) { - GDataFreebaseTopicValue *value; - GType gtype; - - value = gdata_freebase_topic_object_get_property_value (object, property, j); - g_print (" %s", gdata_freebase_topic_value_get_text (value)); - - if (gdata_freebase_topic_value_is_image (value)) { - GInputStream *stream; - - stream = gdata_freebase_service_get_image (service, value, NULL, 0, 0, NULL); - g_print (" (URI: '%s')", - gdata_download_stream_get_download_uri (GDATA_DOWNLOAD_STREAM (stream))); - g_object_unref (stream); - } - - gtype = gdata_freebase_topic_value_get_value_type (value); - - if (gtype == GDATA_TYPE_FREEBASE_TOPIC_OBJECT) { - const GDataFreebaseTopicObject *value_object; - - value_object = gdata_freebase_topic_value_get_object (value); - g_print (" (ID: '%s')", gdata_freebase_topic_object_get_id (value_object)); - } - - g_print ("\n"); - } - } - - gdata_freebase_topic_object_unref (object); - g_ptr_array_unref (properties); - } - - g_object_unref (query); - } else { - retval = print_usage (argv); - } - - g_object_unref (service); - - return retval; -} |