GList *
json_api_get_items (const gchar *json, const gchar *root, jsonApiMapping *mapping, jsonApiItemCallbackFunc callback)
{
GList *items = NULL;
JsonParser *parser = json_parser_new ();
if (json_parser_load_from_data (parser, json, -1, NULL)) {
JsonArray *array = json_node_get_array (json_get_node (json_parser_get_root (parser), root));
GList *elements = json_array_get_elements (array);
GList *iter = elements;
debug1 (DEBUG_PARSING, "JSON API: found items root node \"%s\"", root);
while (iter) {
JsonNode *node = (JsonNode *)iter->data;
itemPtr item = item_new ();
/* Parse default feeds */
item_set_id (item, json_api_get_string (node, mapping->id));
item_set_title (item, json_api_get_string (node, mapping->title));
item_set_source (item, json_api_get_string (node, mapping->link));
item->time = json_api_get_int (node, mapping->updated);
item->readStatus = json_api_get_bool (node, mapping->read);
item->flagStatus = json_api_get_bool (node, mapping->flag);
if (mapping->negateRead)
item->readStatus = !item->readStatus;
/* Handling encoded content */
const gchar *content;
gchar *xhtml;
content = json_api_get_string (node, mapping->description);
if (mapping->xhtml) {
xhtml = xhtml_extract_from_string (content, NULL);
item_set_description (item, xhtml);
xmlFree (xhtml);
} else {
item_set_description (item, content);
}
/* Optional meta data */
const gchar *tmp = json_api_get_string (node, mapping->author);
if (tmp)
item->metadata = metadata_list_append (item->metadata, "author", tmp);
items = g_list_append (items, (gpointer)item);
/* Allow optional item callback to process stuff */
if (callback)
(*callback)(node, item);
iter = g_list_next (iter);
}
g_list_free (elements);
g_object_unref (parser);
} else {
debug1 (DEBUG_PARSING, "Could not parse JSON \"%s\"", json);
}
return items;
}
static void
ttrss_feed_subscription_process_update_result (subscriptionPtr subscription, const struct updateResult* const result, updateFlags flags)
{
if (result->data && result->httpstatus == 200) {
JsonParser *parser = json_parser_new ();
if (json_parser_load_from_data (parser, result->data, -1, NULL)) {
JsonArray *array = json_node_get_array (json_get_node (json_parser_get_root (parser), "content"));
GList *elements = json_array_get_elements (array);
GList *iter = elements;
GList *items = NULL;
/*
We expect to get something like this
[{"id":118,
"unread":true,
"marked":false,
"updated":1287927675,
"is_updated":false,
"title":"IBM Says New ...",
"link":"http:\/\/rss.slashdot.org\/~r\/Slashdot\/slashdot\/~3\/ALuhNKO3NV4\/story01.htm",
"feed_id":"5",
"content":"coondoggie writes ..."
},
{"id":117,
"unread":true,
"marked":false,
"updated":1287923814,
[...]
*/
while (iter) {
JsonNode *node = (JsonNode *)iter->data;
itemPtr item = item_new ();
gchar *id;
const gchar *content;
gchar *xhtml;
id = g_strdup_printf ("%" G_GINT64_FORMAT, json_get_int (node, "id"));
item_set_id (item, id);
g_free (id);
item_set_title (item, json_get_string (node, "title"));
item_set_source (item, json_get_string (node, "link"));
content = json_get_string (node, "content");
xhtml = xhtml_extract_from_string (content, NULL);
item_set_description (item, xhtml);
xmlFree (xhtml);
item->time = json_get_int (node, "updated");
if (json_get_bool (node, "unread")) {
item->readStatus = FALSE;
}
else {
item->readStatus = TRUE;
}
if (json_get_bool (node, "marked"))
item->flagStatus = TRUE;
items = g_list_append (items, (gpointer)item);
iter = g_list_next (iter);
}
g_list_free (elements);
/* merge against feed cache */
if (items) {
itemSetPtr itemSet = node_get_itemset (subscription->node);
gint newCount = itemset_merge_items (itemSet, items, TRUE /* feed valid */, FALSE /* markAsRead */);
itemlist_merge_itemset (itemSet);
itemset_free (itemSet);
feedlist_node_was_updated (subscription->node, newCount);
}
subscription->node->available = TRUE;
} else {
subscription->node->available = FALSE;
g_string_append (((feedPtr)subscription->node->data)->parseErrors, _("Could not parse JSON returned by TinyTinyRSS API!"));
}
g_object_unref (parser);
} else {
subscription->node->available = FALSE;
}
}
