From 550fe90708c223ba65e7375ab8b822917ca903c3 Mon Sep 17 00:00:00 2001
From: Lars-Dominik Braun <PromyLOPh@lavabit.com>
Date: Sun, 9 May 2010 11:54:22 +0200
Subject: HTTP proxy support

control_proxy pipes xmlrpc data through the proxy, this one is for the
music too.
---
 src/main.c     | 22 ++++++++++++++++++++--
 src/pianobar.1 |  5 +++++
 src/settings.c | 11 +++++++++++
 src/settings.h |  1 +
 4 files changed, 37 insertions(+), 2 deletions(-)

diff --git a/src/main.c b/src/main.c
index 8467065..7a260fc 100644
--- a/src/main.c
+++ b/src/main.c
@@ -123,8 +123,15 @@ int main (int argc, char **argv) {
 		settings.password = strdup (passBuf);
 	}
 
-	/* setup control connection */
-	if (settings.controlProxy != NULL) {
+	/* set up proxy (control proxy for non-us citizen or global proxy for poor
+	 * firewalled fellows) */
+	if (settings.proxy != NULL && strlen (settings.proxy) > 0) {
+		char tmpPath[2];
+		WaitressSplitUrl (settings.proxy, waith.proxyHost,
+				sizeof (waith.proxyHost), waith.proxyPort,
+				sizeof (waith.proxyPort), tmpPath, sizeof (tmpPath));
+	} else if (settings.controlProxy != NULL) {
+		/* global proxy overrides control proxy */
 		char tmpPath[2];
 		WaitressSplitUrl (settings.controlProxy, waith.proxyHost,
 				sizeof (waith.proxyHost), waith.proxyPort,
@@ -267,6 +274,17 @@ int main (int argc, char **argv) {
 						WaitressInit (&player.waith);
 						WaitressSetUrl (&player.waith, playlist->audioUrl);
 
+						/* set up global proxy, player is NULLed on songfinish */
+						if (settings.proxy != NULL) {
+							char tmpPath[2];
+							WaitressSplitUrl (settings.proxy,
+									player.waith.proxyHost,
+									sizeof (player.waith.proxyHost),
+									player.waith.proxyPort,
+									sizeof (player.waith.proxyPort), tmpPath,
+									sizeof (tmpPath));
+						}
+
 						player.gain = playlist->fileGain;
 						player.audioFormat = playlist->audioFormat;
 			
diff --git a/src/pianobar.1 b/src/pianobar.1
index e89b0bc..94604b5 100644
--- a/src/pianobar.1
+++ b/src/pianobar.1
@@ -157,6 +157,11 @@ Keep a history of the last n songs (5, by default). You can rate these songs.
 .B password = plaintext_password
 Your pandora.com password. Plain-text.
 
+.TP
+.B proxy = http://host:port/
+Use a http proxy. Note that this setting overrides the http_proxy environment
+variable.
+
 .TP
 .B user = your@user.name
 Your pandora.com username.
diff --git a/src/settings.c b/src/settings.c
index 4ac2fea..1dee0ea 100644
--- a/src/settings.c
+++ b/src/settings.c
@@ -72,6 +72,7 @@ void BarSettingsInit (BarSettings_t *settings) {
  */
 void BarSettingsDestroy (BarSettings_t *settings) {
 	free (settings->controlProxy);
+	free (settings->proxy);
 	free (settings->username);
 	free (settings->password);
 	free (settings->autostartStation);
@@ -130,6 +131,8 @@ void BarSettingsRead (BarSettings_t *settings) {
 		}
 		if (strcmp ("control_proxy", key) == 0) {
 			settings->controlProxy = strdup (val);
+		} else if (strcmp ("proxy", key) == 0) {
+			settings->proxy = strdup (val);
 		} else if (strcmp ("user", key) == 0) {
 			settings->username = strdup (val);
 		} else if (strcmp ("password", key) == 0) {
@@ -159,5 +162,13 @@ void BarSettingsRead (BarSettings_t *settings) {
 		}
 	}
 
+	/* check environment variable if proxy is not set explicitly */
+	if (settings->proxy == NULL) {
+		char *tmpProxy = getenv ("http_proxy");
+		if (tmpProxy != NULL && strlen (tmpProxy) > 0) {
+			settings->proxy = strdup (tmpProxy);
+		}
+	}
+
 	fclose (configfd);
 }
diff --git a/src/settings.h b/src/settings.h
index 85ab71a..42443d7 100644
--- a/src/settings.h
+++ b/src/settings.h
@@ -68,6 +68,7 @@ typedef struct {
 	char *username;
 	char *password;
 	char *controlProxy; /* non-american listeners need this */
+	char *proxy;
 	char keys[BAR_KS_COUNT];
 	PianoAudioFormat_t audioFormat;
 	char *autostartStation;
-- 
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