added web hello world

Josh Klontz
1 parent 1b385524
Showing 5 changed files with 85 additions and 0 deletions
app/br/br.cpp
openbr/core/web.cpp
openbr/core/web.h
openbr/openbr.cpp
openbr/openbr.h
@@ -162,6 +162,9 @@ public:
             } else if (!strcmp(fun, "version")) {
                 check(parc == 0, "No parameters expected for 'version'.");
                 printf("%s\n", br_version());
+            } else if (!strcmp(fun, "web")) {
+                check(parc == 0, "No parameters expected for 'shell'.");
+                br_web();
             } else if (!strcmp(fun, "shell")) {
                 check(parc == 0, "No parameters expected for 'shell'.");
                 shell = true;
+#include <openbr/openbr_plugin.h>
+
+#include "web.h"
+
+#ifndef BR_EMBEDDED
+
+#include <QCoreApplication>
+#include <QTcpServer>
+#include <QTcpSocket>
+
+class WebServices : public QTcpServer
+{
+    Q_OBJECT
+
+public:
+    WebServices()
+    {
+        connect(this, SIGNAL(newConnection()), this, SLOT(handleNewConnection()));
+    }
+
+    void listen()
+    {
+        QTcpServer::listen(QHostAddress::Any, 8080);
+    }
+
+private slots:
+    void handleNewConnection()
+    {
+        while (hasPendingConnections()) {
+            QTcpSocket *socket = QTcpServer::nextPendingConnection();
+            connect(socket, SIGNAL(disconnected()), socket, SLOT(deleteLater()));
+            socket->write("HTTP/1.1 200 OK\r\n"
+                          "Content-Type: text/html; charset=UTF-8\r\n\r\n"
+                          "Hello World!\r\n");
+            socket->disconnectFromHost();
+        }
+    }
+};
+
+void br::web()
+{
+    static WebServices webServices;
+    if (webServices.isListening())
+        return;
+
+    webServices.listen();
+    qDebug("Listening on %s:%d", qPrintable(webServices.serverAddress().toString()), webServices.serverPort());
+    while (true)
+        QCoreApplication::processEvents();
+}
+
+#include "web.moc"
+
+#else // BR_EMBEDDED
+
+void br::web()
+{
+    qFatal("Web services not supported in embedded builds.");
+}
+
+#endif // BR_EMBEDDED
+#ifndef __WEB_H
+#define __WEB_H
+
+namespace br
+{
+    // Enter web services
+    void web();
+} // namespace br
+
+#endif // __WEB_H
@@ -22,6 +22,7 @@
 #include "core/fuse.h"
 #include "core/plot.h"
 #include "core/qtutils.h"
+#include "core/web.h"
 using namespace br;
@@ -241,3 +242,8 @@ const char *br_version()
     static QByteArray version = Context::version().toLocal8Bit();
     return version.data();
 }
+
+void br_web()
+{
+    br::web();
+}
@@ -364,6 +364,11 @@ BR_EXPORT void br_train_n(int num_inputs, const char *inputs[], const char *mode
  */
 BR_EXPORT const char *br_version();
+/*!
+ * \brief Launches br web services
+ */
+BR_EXPORT void br_web();
+
 /*! @}*/
 #ifdef __cplusplus