From 6f213b0a8abba8d3ca85e688714c91755741f82c Mon Sep 17 00:00:00 2001
From: Pixel <pixel@nobis-crew.org>
Date: Sun, 13 Nov 2011 15:56:31 -0700
Subject: Adding the skeleton of an HTTP server; still work in progress though:
 it still needs coding, and won't work as it. And it needs a unit test.

---
 Makefile              |  2 ++
 includes/HttpServer.h | 23 ++++++++++++++++
 src/HttpServer.cc     | 76 +++++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 101 insertions(+)
 create mode 100644 includes/HttpServer.h
 create mode 100644 src/HttpServer.cc

diff --git a/Makefile b/Makefile
index 2ba6284..7bf52ba 100644
--- a/Makefile
+++ b/Makefile
@@ -127,6 +127,8 @@ BStream.cc \
 Task.cc \
 TaskMan.cc \
 \
+HttpServer.cc \
+\
 BLua.cc \
 
 ifeq ($(SYSTEM),MINGW32)
diff --git a/includes/HttpServer.h b/includes/HttpServer.h
new file mode 100644
index 0000000..2609283
--- /dev/null
+++ b/includes/HttpServer.h
@@ -0,0 +1,23 @@
+#pragma once
+
+#include <BString.h>
+#include <Exceptions.h>
+
+namespace Balau {
+
+class HttpServer {
+  public:
+      HttpServer() : m_started(false), m_listenerPtr(NULL), m_port(80) { }
+      ~HttpServer() { if (!m_started) stop(); }
+    void start();
+    void stop();
+    void setPort(int port) { Assert(!m_started); m_port = port; }
+    void setLocal(const char * local) { Assert(!m_started); m_local = local; }
+  private:
+    bool m_started;
+    void * m_listenerPtr;
+    int m_port;
+    String m_local;
+};
+
+};
diff --git a/src/HttpServer.cc b/src/HttpServer.cc
new file mode 100644
index 0000000..acfc9d2
--- /dev/null
+++ b/src/HttpServer.cc
@@ -0,0 +1,76 @@
+#include "HttpServer.h"
+#include "Socket.h"
+#include "BStream.h"
+
+static const ev_tstamp s_httpTimeout = 5;
+
+namespace Balau {
+
+class HttpWorker : public Task {
+  public:
+      HttpWorker(IO<Socket> & io, void * server) : m_socket(io), m_parent((HttpServer *) server), m_evtTimeout(s_httpTimeout) { m_name.set("HttpWorker(%s)", m_socket->getName()); }
+  private:
+    virtual void Do();
+    virtual const char * getName();
+    IO<Socket> m_socket;
+    String m_name;
+    HttpServer * m_parent;
+    Events::Timeout m_evtTimeout;
+};
+
+};
+
+void Balau::HttpWorker::Do() {
+    waitFor(&m_evtTimeout);
+    setOkayToEAgain(true);
+
+    String line;
+    IO<BStream> strm(m_socket);
+    bool gotFirst = false;
+
+    do {
+        try {
+            line = strm->readString();
+        }
+        catch (EAgain) {
+            if (m_evtTimeout.gotSignal()) {
+                // do some log
+                return;
+            }
+            yield();
+            continue;
+        }
+        if (line == "")
+            break;
+
+        if (!gotFirst) {
+            gotFirst = true;
+            // parse request method, URL and HTTP version.
+        } else {
+            // parse HTTP header.
+        }
+    } while(true);
+
+    if (!gotFirst) {
+        // do some log
+        return;
+    }
+}
+
+const char * Balau::HttpWorker::getName() {
+    return m_name.to_charp();
+}
+
+typedef Balau::Listener<Balau::HttpWorker> HttpListener;
+
+void Balau::HttpServer::start() {
+    Assert(!m_started);
+    m_listenerPtr = new HttpListener(m_port, m_local.to_charp());
+    m_started = true;
+}
+
+void Balau::HttpServer::stop() {
+    Assert(m_started);
+    reinterpret_cast<HttpListener *>(m_listenerPtr)->stop();
+    m_started = false;
+}
-- 
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