static gboolean
parse_reviews (GsPlugin *plugin, JsonParser *parser, GsApp *app, GCancellable *cancellable, GError **error)
{
GsAuth *auth;
JsonArray *array;
const gchar *consumer_key = NULL;
guint i;
auth = gs_plugin_get_auth_by_id (plugin, "ubuntuone");
if (auth != NULL)
consumer_key = gs_auth_get_metadata_item (auth, "consumer-key");
if (!JSON_NODE_HOLDS_ARRAY (json_parser_get_root (parser)))
return FALSE;
array = json_node_get_array (json_parser_get_root (parser));
for (i = 0; i < json_array_get_length (array); i++) {
g_autoptr(AsReview) review = NULL;
/* Read in from JSON... (skip bad entries) */
review = as_review_new ();
if (parse_review (review, consumer_key, json_array_get_element (array, i)))
gs_app_add_review (app, review);
}
return TRUE;
}
static AsReview *
gs_plugin_odrs_parse_review_object (GsPlugin *plugin, JsonObject *item)
{
AsReview *rev = as_review_new ();
/* date */
if (json_object_has_member (item, "date_created")) {
gint64 timestamp;
g_autoptr(GDateTime) dt = NULL;
timestamp = json_object_get_int_member (item, "date_created");
dt = g_date_time_new_from_unix_utc (timestamp);
as_review_set_date (rev, dt);
}
/* assemble review */
if (json_object_has_member (item, "rating"))
as_review_set_rating (rev, (gint) json_object_get_int_member (item, "rating"));
if (json_object_has_member (item, "score")) {
as_review_set_priority (rev, (gint) json_object_get_int_member (item, "score"));
} else if (json_object_has_member (item, "karma_up") &&
json_object_has_member (item, "karma_down")) {
gdouble ku = (gdouble) json_object_get_int_member (item, "karma_up");
gdouble kd = (gdouble) json_object_get_int_member (item, "karma_down");
gdouble wilson = 0.f;
/* from http://www.evanmiller.org/how-not-to-sort-by-average-rating.html */
if (ku > 0 || kd > 0) {
wilson = ((ku + 1.9208) / (ku + kd) -
1.96 * sqrt ((ku * kd) / (ku + kd) + 0.9604) /
(ku + kd)) / (1 + 3.8416 / (ku + kd));
wilson *= 100.f;
}
as_review_set_priority (rev, (gint) wilson);
}
if (json_object_has_member (item, "user_hash"))
as_review_set_reviewer_id (rev, json_object_get_string_member (item, "user_hash"));
if (json_object_has_member (item, "user_display"))
as_review_set_reviewer_name (rev, json_object_get_string_member (item, "user_display"));
if (json_object_has_member (item, "summary"))
as_review_set_summary (rev, json_object_get_string_member (item, "summary"));
if (json_object_has_member (item, "description"))
as_review_set_description (rev, json_object_get_string_member (item, "description"));
if (json_object_has_member (item, "version"))
as_review_set_version (rev, json_object_get_string_member (item, "version"));
/* add extra metadata for the plugin */
if (json_object_has_member (item, "user_skey")) {
as_review_add_metadata (rev, "user_skey",
json_object_get_string_member (item, "user_skey"));
}
if (json_object_has_member (item, "app_id")) {
as_review_add_metadata (rev, "app_id",
json_object_get_string_member (item, "app_id"));
}
if (json_object_has_member (item, "review_id")) {
g_autofree gchar *review_id = NULL;
review_id = g_strdup_printf ("%" G_GINT64_FORMAT,
json_object_get_int_member (item, "review_id"));
as_review_set_id (rev, review_id);
}
/* don't allow multiple votes */
if (json_object_has_member (item, "vote_id"))
as_review_add_flags (rev, AS_REVIEW_FLAG_VOTED);
return rev;
}