Add LastFM module
This commit is contained in:
Alex Iadicicco
parent
561fb96129
commit
067facd8dc
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/*
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* Copyright (c) 2014 Alyx Wolcott <alyx -at- malkier.net>
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* Rights to this code are as documented in doc/LICENSE.
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*
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* To use this module, add a lastfm_api value to the gameserv{}
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* config block containing your Last.FM API key.
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*/
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#include "../api/http.h"
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#include "../gameserv/gameserv_common.h"
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DECLARE_MODULE_V1(
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"contrib/gs_lastfm", false, _modinit, _moddeinit,
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PACKAGE_STRING,
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"Atheme Development Group <http://www.atheme.org>"
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);
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static inline void sfree(char *p)
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{
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if (p != NULL) free(p);
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}
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static char *api_key;
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struct np_track
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{
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char *user;
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char *name;
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char *artist;
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char *album;
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bool nowplaying;
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bool loved;
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};
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static void command_np(sourceinfo_t *si, int parc, char *parv[]);
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command_t cmd_lastfm = { "NP", N_("Find last played song from Last.FM"), AC_NONE, 2,
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command_np, {.path = "gameserv/lastfm"}};
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void _modinit(module_t *m)
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{
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service_t *gamesvs;
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MODULE_TRY_REQUEST_DEPENDENCY(m, "gameserv/main");
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gamesvs = service_find("gameserv");
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add_dupstr_conf_item("LASTFM_API", &gamesvs->conf_table, 0, &api_key, NULL);
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use_http_symbols(m);
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service_named_bind_command("gameserv", &cmd_lastfm);
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service_named_bind_command("chanserv", &cmd_lastfm);
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}
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void _moddeinit(module_unload_intent_t intent)
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{
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service_t *gamesvs;
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gamesvs = service_find("gameserv");
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service_named_unbind_command("gameserv", &cmd_lastfm);
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service_named_unbind_command("chanserv", &cmd_lastfm);
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del_conf_item("LASTFM_API", &gamesvs->conf_table);
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}
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int get_first_track(const char *key, void *data, void *privdata)
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{
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mowgli_json_t *n, *m;
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struct np_track *t;
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n = (mowgli_json_t *)data;
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t = (struct np_track *)privdata;
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if (strcmp(key, "name") == 0)
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{
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t->name = strdup(n->v.v_string->str);
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}
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else if (strcmp(key, "loved") == 0)
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{
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if (strcmp(n->v.v_string->str, "0") == 0)
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t->loved = false;
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else
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t->loved = true;
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}
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else if (strcmp(key, "@attr") == 0)
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{
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m = mowgli_patricia_retrieve(n->v.v_object, "nowplaying");
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if (m != NULL)
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if (strcmp(m->v.v_string->str, "0") == 0)
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t->nowplaying = false;
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else
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t->nowplaying = true;
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}
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else if (strcmp(key, "artist") == 0)
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{
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m = mowgli_patricia_retrieve(n->v.v_object, "name");
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if (m != NULL)
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t->artist = strdup(m->v.v_string->str);
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}
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else if (strcmp(key, "album") == 0)
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{
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m = mowgli_patricia_retrieve(n->v.v_object, "#text");
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if (m != NULL)
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t->album = strdup(m->v.v_string->str);
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}
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return 1;
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}
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void user_getrecenttracks_consumer(http_client_t *container, void *userdata)
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{
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sourceinfo_t *si;
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mowgli_json_t *json, *curr;
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struct np_track *track;
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track = smalloc(sizeof(struct np_track));
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si = (sourceinfo_t *)userdata;
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track->name = track->artist = track->album = NULL;
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track->loved = track->nowplaying = false;
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printf("%s\n", container->data);
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json = mowgli_json_parse_string(container->data);
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if (json == NULL || json->tag != MOWGLI_JSON_TAG_OBJECT)
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{
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gs_command_report(si, "LastFM lookup failed (Missing everything)");
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goto cleanup;
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}
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if ((json = mowgli_json_object_retrieve(json, "recenttracks"))
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== NULL)
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{
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gs_command_report(si, "LastFM lookup failed (missing recenttracks)");
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goto cleanup;
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}
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if ((curr = mowgli_json_object_retrieve(json, "@attr")) == NULL)
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{
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gs_command_report(si, "LastFM lookup failed (missing @attr)");
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goto cleanup;
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}
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if ((curr = mowgli_json_object_retrieve(curr, "user")) == NULL)
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{
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gs_command_report(si, "LastFM lookup failed (missing user)");
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goto cleanup;
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} else {
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track->user = sstrdup(curr->v.v_string->str);
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}
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if ((json = mowgli_json_object_retrieve(json, "track")) == NULL)
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{
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gs_command_report(si, "LastFM lookup failed (Missing track)");
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goto cleanup;
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}
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/*json = mowgli_json_array_nth(json, 0);*/
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mowgli_patricia_foreach(json->v.v_object, get_first_track, track);
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if (track->album)
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gs_command_report(si, "%s %s %s by %s (%s) %s\n", track->user,
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(track->nowplaying ? "is now playing" : "last played"),
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track->name, track->artist, track->album,
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(track->loved ? "[Loved Track]" : ""));
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else
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gs_command_report(si, "%s %s %s by %s %s\n", track->user,
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(track->nowplaying ? "is now playing" : "last played"),
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track->name, track->artist, (track->loved ? "[Loved Track]" : ""));
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cleanup:
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sfree(track->user);
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sfree(track->name);
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sfree(track->album);
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sfree(track->artist);
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free(track);
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object_unref(si);
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}
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static void command_np(sourceinfo_t *si, int parc, char *parv[])
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{
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http_client_t *container;
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mychan_t *mc;
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if (!gs_do_parameters(si, &parc, &parv, &mc))
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return;
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if (parc < 1)
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{
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command_fail(si, fault_needmoreparams, STR_INSUFFICIENT_PARAMS, "NP");
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command_fail(si, fault_needmoreparams, _("Usage: NP <username>"));
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return;
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}
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if (api_key == NULL)
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{
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gs_command_report(si, "LastFM lookup failed (Incorrect config)");
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slog(LG_INFO, "Missing LastFM API key");
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return;
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}
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container = http_client_new();
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http_parse_url(container, "http://ws.audioscrobbler.com/2.0/");
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http_add_param(container, "method", "user.getrecenttracks");
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http_add_param(container, "user", parv[0]);
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http_add_param(container, "extended", "1");
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http_add_param(container, "limit", "1");
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http_add_param(container, "format", "json");
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http_add_param(container, "api_key", api_key);
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object_ref(si);
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http_get(container, si, user_getrecenttracks_consumer);
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}
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