From f874e4e44114b389f754af71a2b3d3935218b3ca Mon Sep 17 00:00:00 2001
From: Toni Spets <spets@users.sourceforge.net>
Date: Fri, 1 Jun 2007 11:37:19 +0000
Subject: [PATCH] libcurl support added to download RSS feeds (automake and
 autoconf scripts still needs updating)

git-svn-id: https://conky.svn.sourceforge.net/svnroot/conky/trunk/conky1@869 7f574dfc-610e-0410-a909-a81674777703
---
 configure.ac.in |  4 ++--
 src/rss.c       | 52 +++++++++++++++++++++++++++++++++++++++++++++++--
 2 files changed, 52 insertions(+), 4 deletions(-)

diff --git a/configure.ac.in b/configure.ac.in
index fd80e452..792cda3c 100644
--- a/configure.ac.in
+++ b/configure.ac.in
@@ -190,8 +190,8 @@ AC_ARG_ENABLE([rss],
 AM_CONDITIONAL(BUILD_RSS, test x$want_rss = xyes)
 if test x$want_rss = xyes; then
 	WANT_GLIB=yes
-	CFLAGS="$CFLAGS `xml2-config --cflags`"
-	LIBS="$LIBS `xml2-config --libs`"
+	CFLAGS="$CFLAGS `xml2-config --cflags` `curl-config --cflags`"
+	LIBS="$LIBS `xml2-config --libs` `curl-config --libs`"
 	AC_DEFINE(RSS, 1, [Define if you want rss support])
 fi
 
diff --git a/src/rss.c b/src/rss.c
index a6d5a780..e1c8c420 100644
--- a/src/rss.c
+++ b/src/rss.c
@@ -8,14 +8,42 @@
 #include <time.h>
 #include <assert.h>
 #include "prss.h"
+#include <curl/curl.h>
+#include <curl/types.h>
+#include <curl/easy.h>
 
 PRSS* save = NULL;
 
+struct MemoryStruct {
+	char *memory;
+	size_t size;
+};
+
+size_t
+WriteMemoryCallback(void *ptr, size_t size, size_t nmemb, void *data)
+{
+	size_t realsize = size * nmemb;
+	struct MemoryStruct *mem = (struct MemoryStruct *)data;
+
+	mem->memory = (char *)realloc(mem->memory, mem->size + realsize + 1);
+	if (mem->memory) {
+		memcpy(&(mem->memory[mem->size]), ptr, realsize);
+		mem->size += realsize;
+		mem->memory[mem->size] = 0;
+	}
+	return realsize;
+}
+
+
 int rss_delay(int delay)
 {
 	static int wait = 0;
 	time_t now = time(NULL);
 
+	// make it minutes
+	if(delay < 1) delay = 1;
+	//delay *= 60;
+
 	if(!wait) {
 		wait = now + delay;
 		return 1;
@@ -32,14 +60,34 @@ int rss_delay(int delay)
 PRSS*
 get_rss_info(char *uri, int delay)
 {
+	CURL *curl = NULL;
+	CURLcode res;
+	struct MemoryStruct chunk;
+	chunk.memory = NULL;
+	chunk.size = 0;
+
 	if(!rss_delay(delay))
 		return save; // wait for delay to pass
 
 	if(save != NULL)
 		prss_free(save); // clean up old data
 
-	save = prss_parse_file("test.xml");
-	//assert(save);
+	curl = curl_easy_init();
+	if(curl) {
+		curl_easy_setopt(curl, CURLOPT_URL, uri);
+		curl_easy_setopt(curl, CURLOPT_NOPROGRESS, 1);
+		curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
+		curl_easy_setopt(curl, CURLOPT_WRITEDATA, (void *)&chunk);
+		curl_easy_setopt(curl, CURLOPT_USERAGENT, "conky-rss/1.0");
+
+		res = curl_easy_perform(curl);
+		if(chunk.size) {
+			save = prss_parse_data(chunk.memory);
+			free(chunk.memory);
+		}
+
+		curl_easy_cleanup(curl);
+	}
 
 	return save;
 }