+/*
+ * This file is part of DisOrder.
+ * Copyright (C) 2004-2008 Richard Kettlewell
+ *
+ * This program 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.
+ *
+ * This program 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; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+/** @file server/macros-disorder.c
+ * @brief DisOrder-specific expansions
+ */
+
+#include <config.h>
+#include "types.h"
+
+#include "sink.h"
+#include "client.h"
+#include "lookup.h"
+#include "cgi.h"
+
+/** @brief Client used by CGI
+ *
+ * The caller should arrange for this to be created before any of
+ * these expansions are used (if it cannot connect then it's safe to
+ * leave it as NULL).
+ */
+disorder_client *client;
+
+/** @brief Cached data */
+static unsigned flags;
+
+struct queue_entry *queue;
+struct queue_entry *playing;
+struct queue_entry *recent;
+
+int volume_left;
+int volume_right;
+
+char **files;
+int nfiles;
+
+char **dirs;
+int ndirs;
+
+char **new;
+int nnew;
+
+rights_type rights;
+
+int enabled;
+int random_enabled;
+
+/** @brief Fetch cachable data */
+static void lookup(unsigned want) {
+ unsigned need = want ^ (flags & want);
+ struct queue_entry *r, *rnext;
+ const char *dir, *re;
+ char *rights;
+
+ if(!client || !need)
+ return;
+ if(need & DC_QUEUE)
+ disorder_queue(client, &queue);
+ if(need & DC_PLAYING)
+ disorder_playing(client, &playing);
+ if(need & DC_NEW)
+ disorder_new_tracks(client, &new, &nnew, 0);
+ if(need & DC_RECENT) {
+ /* we need to reverse the order of the list */
+ disorder_recent(client, &r);
+ while(r) {
+ rnext = r->next;
+ r->next = recent;
+ recent = r;
+ r = rnext;
+ }
+ }
+ if(need & DC_VOLUME)
+ disorder_get_volume(client,
+ &volume_left, &volume_right);
+ /* DC_FILES and DC_DIRS are looking obsolete now */
+ if(need & (DC_FILES|DC_DIRS)) {
+ if(!(dir = cgi_get("directory")))
+ dir = "";
+ re = cgi_get("regexp");
+ if(need & DC_DIRS)
+ if(disorder_directories(client, dir, re,
+ &dirs, &ndirs))
+ ndirs = 0;
+ if(need & DC_FILES)
+ if(disorder_files(client, dir, re,
+ &files, &nfiles))
+ nfiles = 0;
+ }
+ if(need & DC_RIGHTS) {
+ rights = RIGHT_READ; /* fail-safe */
+ if(!disorder_userinfo(client, disorder_user(client),
+ "rights", &rights))
+ parse_rights(rights, &rights, 1);
+ }
+ if(need & DC_ENABLED)
+ disorder_enabled(client, &enabled);
+ if(need & DC_RANDOM_ENABLED)
+ disorder_random_enabled(client, &random_enabled);
+ if(need & DC_RANDOM_ENABLED)
+ flags |= need;
+}
+
+/*
+Local Variables:
+c-basic-offset:2
+comment-column:40
+fill-column:79
+indent-tabs-mode:nil
+End:
+*/
~mdw / disorder / commitdiff