curl: moved proxy settings to "input" block

The old global settings "http_proxy_host", "http_proxy_port",
"http_proxy_user" and "http_proxy_password" continue to work.

NEWS

@@ -4,6 +4,7 @@ ver 0.15 (200?/??/??)
   - added support for the MMS protocol
   - hide HTTP password in playlist
   - lastfm: new input plugin for last.fm radio (experimental and incomplete!)
+  - curl: moved proxy settings to "input" block
 * tags:
   - support the "album artist" tag
   - support MusicBrainz tags

doc/mpd.conf.5

@@ -210,16 +210,8 @@ The default is 10%, a little over 1 second of CD-quality audio with the default
 buffer size.
 .TP
 .B http_proxy_host <hostname>
-Use to specify the proxy host used for HTTP connections.
+This setting is deprecated.  Use the "proxy" setting in the "curl"
-.TP
+input block.  See MPD user manual for details.
-.B http_proxy_port <port>
-The port that the HTTP proxy host uses.
-.TP
-.B http_proxy_user <username>
-If the HTTP proxy server requires authentication, this specifies the username.
-.TP
-.B http_proxy_password <password>
-If the HTTP proxy server requires authentication, this specifies the password.
 .TP
 .B connection_timeout <seconds>
 If a client does not send any new data in this time period, the connection is

doc/mpdconf.example

@@ -149,6 +149,19 @@
 ###############################################################################
 
 
+# Input #######################################################################
+#
+
+input {
+        plugin "curl"
+#       proxy "proxy.isp.com:8080"
+#       proxy_user "user"
+#       proxy_password "password"
+}
+
+#
+###############################################################################
+
 # Audio Output ################################################################
 #
 # MPD supports various audio output types, as well as playing through multiple 
@@ -325,19 +338,6 @@
 ###############################################################################
 
 
-# HTTP Streaming Proxy ########################################################
-#
-# This setting specifies the HTTP proxy to use for playing HTTP streams. These
-# settings will be disabled by default.
-#
-#http_proxy_host		"proxy.isp.com"
-#http_proxy_port		"8080"
-#http_proxy_user		"user"
-#http_proxy_password		"password"
-#
-###############################################################################
-
-
 # Resource Limitations ########################################################
 #
 # These settings are various limitations to prevent MPD from using too many

doc/user.xml

@@ -303,6 +303,36 @@ cd mpd-0.14.2</programlisting>
         <para>
           Opens remote files or streams over HTTP.
         </para>
+
+        <informaltable>
+          <tgroup cols="2">
+            <thead>
+              <row>
+                <entry>Setting</entry>
+                <entry>Description</entry>
+              </row>
+            </thead>
+            <tbody>
+              <row>
+                <entry>
+                  <varname>proxy</varname>
+                </entry>
+                <entry>
+                  Sets the address of the HTTP proxy server.
+                </entry>
+              </row>
+              <row>
+                <entry>
+                  <varname>proxy_user</varname>,
+                  <varname>proxy_password</varname>
+                </entry>
+                <entry>
+                  Configures proxy authentication.
+                </entry>
+              </row>
+            </tbody>
+          </tgroup>
+        </informaltable>
       </section>
 
       <section>

src/input/curl_input_plugin.c

@@ -98,8 +98,12 @@ struct input_curl {
 /** libcurl should accept "ICY 200 OK" */
 static struct curl_slist *http_200_aliases;
 
+/** HTTP proxy settings */
+static const char *proxy, *proxy_user, *proxy_password;
+static unsigned proxy_port;
+
 static bool
-input_curl_init(G_GNUC_UNUSED const struct config_param *param)
+input_curl_init(const struct config_param *param)
 {
 	CURLcode code = curl_global_init(CURL_GLOBAL_ALL);
 	if (code != CURLE_OK) {
@@ -110,6 +114,21 @@ input_curl_init(G_GNUC_UNUSED const struct config_param *param)
 
 	http_200_aliases = curl_slist_append(http_200_aliases, "ICY 200 OK");
 
+	proxy = config_get_block_string(param, "proxy", NULL);
+	proxy_port = config_get_block_unsigned(param, "proxy_port", 0);
+	proxy_user = config_get_block_string(param, "proxy_user", NULL);
+	proxy_password = config_get_block_string(param, "proxy_password",
+						 NULL);
+
+	if (proxy == NULL) {
+		/* deprecated proxy configuration */
+		proxy = config_get_string(CONF_HTTP_PROXY_HOST, NULL);
+		proxy_port = config_get_positive(CONF_HTTP_PROXY_PORT, 0);
+		proxy_user = config_get_string(CONF_HTTP_PROXY_USER, NULL);
+		proxy_password = config_get_string(CONF_HTTP_PROXY_PASSWORD,
+						   "");
+	}
+
 	return true;
 }
 
@@ -646,10 +665,6 @@ input_curl_easy_init(struct input_stream *is)
 	struct input_curl *c = is->data;
 	CURLcode code;
 	CURLMcode mcode;
-	const char *proxy_host;
-	const char *proxy_port;
-	const char *proxy_user;
-	const char *proxy_pass;
 
 	c->eof = false;
 
@@ -677,28 +692,15 @@ input_curl_easy_init(struct input_stream *is)
 	curl_easy_setopt(c->easy, CURLOPT_FAILONERROR, true);
 	curl_easy_setopt(c->easy, CURLOPT_ERRORBUFFER, c->error);
 
-	proxy_host = config_get_string(CONF_HTTP_PROXY_HOST, NULL);
+	if (proxy != NULL)
-	proxy_port = config_get_string(CONF_HTTP_PROXY_PORT, NULL);
+		curl_easy_setopt(c->easy, CURLOPT_PROXY, proxy);
 
-	if (proxy_host != NULL) {
+	if (proxy_port > 0)
-		char *proxy_host_str;
+		curl_easy_setopt(c->easy, CURLOPT_PROXYPORT, (long)proxy_port);
 
-		if (proxy_port == NULL) {
+	if (proxy_user != NULL && proxy_password != NULL) {
-			proxy_host_str = g_strdup(proxy_host);
-		} else {
-			proxy_host_str =
-				g_strconcat(proxy_host, ":", proxy_port, NULL);
-		}
-		curl_easy_setopt(c->easy, CURLOPT_PROXY, proxy_host_str);
-		g_free(proxy_host_str);
-	}
-
-	proxy_user = config_get_string(CONF_HTTP_PROXY_USER, NULL);
-	proxy_pass = config_get_string(CONF_HTTP_PROXY_PASSWORD, NULL);
-
-	if ((proxy_user != NULL) && (proxy_pass != NULL)) {
 		char *proxy_auth_str =
-			g_strconcat(proxy_user, ":", proxy_pass, NULL);
+			g_strconcat(proxy_user, ":", proxy_password, NULL);
 		curl_easy_setopt(c->easy, CURLOPT_PROXYUSERPWD, proxy_auth_str);
 		g_free(proxy_auth_str);
 	}