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-rw-r--r--src/output/plugins/httpd/IcyMetaDataServer.cxx134
1 files changed, 134 insertions, 0 deletions
diff --git a/src/output/plugins/httpd/IcyMetaDataServer.cxx b/src/output/plugins/httpd/IcyMetaDataServer.cxx
new file mode 100644
index 000000000..146df23d1
--- /dev/null
+++ b/src/output/plugins/httpd/IcyMetaDataServer.cxx
@@ -0,0 +1,134 @@
+/*
+ * Copyright (C) 2003-2014 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * 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.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "config.h"
+#include "IcyMetaDataServer.hxx"
+#include "Page.hxx"
+#include "tag/Tag.hxx"
+#include "util/FormatString.hxx"
+
+#include <glib.h>
+
+#include <string.h>
+
+char*
+icy_server_metadata_header(const char *name,
+ const char *genre, const char *url,
+ const char *content_type, int metaint)
+{
+ return FormatNew("ICY 200 OK\r\n"
+ "icy-notice1:<BR>This stream requires an audio player!<BR>\r\n" /* TODO */
+ "icy-notice2:MPD - The music player daemon<BR>\r\n"
+ "icy-name: %s\r\n" /* TODO */
+ "icy-genre: %s\r\n" /* TODO */
+ "icy-url: %s\r\n" /* TODO */
+ "icy-pub:1\r\n"
+ "icy-metaint:%d\r\n"
+ /* TODO "icy-br:%d\r\n" */
+ "Content-Type: %s\r\n"
+ "Connection: close\r\n"
+ "Pragma: no-cache\r\n"
+ "Cache-Control: no-cache, no-store\r\n"
+ "\r\n",
+ name,
+ genre,
+ url,
+ metaint,
+ /* bitrate, */
+ content_type);
+}
+
+static char *
+icy_server_metadata_string(const char *stream_title, const char* stream_url)
+{
+ gchar *icy_metadata;
+ guint meta_length;
+
+ // The leading n is a placeholder for the length information
+ icy_metadata = FormatNew("nStreamTitle='%s';"
+ "StreamUrl='%s';",
+ stream_title,
+ stream_url);
+
+ meta_length = strlen(icy_metadata);
+
+ meta_length--; // subtract placeholder
+
+ meta_length = ((int)meta_length / 16) + 1;
+
+ icy_metadata[0] = meta_length;
+
+ if (meta_length > 255) {
+ delete[] icy_metadata;
+ return nullptr;
+ }
+
+ return icy_metadata;
+}
+
+Page *
+icy_server_metadata_page(const Tag &tag, const TagType *types)
+{
+ const gchar *tag_items[TAG_NUM_OF_ITEM_TYPES];
+ gint last_item, item;
+ guint position;
+ gchar *icy_string;
+ gchar stream_title[(1 + 255 - 28) * 16]; // Length + Metadata -
+ // "StreamTitle='';StreamUrl='';"
+ // = 4081 - 28
+ stream_title[0] = '\0';
+
+ last_item = -1;
+
+ while (*types != TAG_NUM_OF_ITEM_TYPES) {
+ const gchar *tag_item = tag.GetValue(*types++);
+ if (tag_item)
+ tag_items[++last_item] = tag_item;
+ }
+
+ position = item = 0;
+ while (position < sizeof(stream_title) && item <= last_item) {
+ gint length = 0;
+
+ length = g_strlcpy(stream_title + position,
+ tag_items[item++],
+ sizeof(stream_title) - position);
+
+ position += length;
+
+ if (item <= last_item) {
+ length = g_strlcpy(stream_title + position,
+ " - ",
+ sizeof(stream_title) - position);
+
+ position += length;
+ }
+ }
+
+ icy_string = icy_server_metadata_string(stream_title, "");
+
+ if (icy_string == nullptr)
+ return nullptr;
+
+ Page *icy_metadata = Page::Copy(icy_string, (icy_string[0] * 16) + 1);
+
+ delete[] icy_string;
+
+ return icy_metadata;
+}