Nobuki HIRAMINE
Handle HTTP Post Method
Dependencies: EthernetNetIf HTTPServer mbed
Diff: PostHandler.cpp
- Revision:
- 0:5ec5448dc8c5
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/PostHandler.cpp Sat Dec 01 15:10:39 2012 +0000
@@ -0,0 +1,158 @@
+#include "PostHandler.h"
+
+//#define __DEBUG
+#include <dbg.h>
+
+#define DELIMITER ("&")
+
+extern bool g_bLed1;
+extern bool g_bLed2;
+extern bool g_bLed3;
+extern int g_iSpeed;
+extern double g_dInterval;
+
+AnalogIn g_ain_brightness(p15);
+AnalogIn g_ain_temperature(p20);
+
+PostHandler::PostHandler(const char* rootPath, const char* path, TCPSocket* pTCPSocket) : HTTPRequestHandler(rootPath, path, pTCPSocket)
+{
+ DBG("PostHandler()\r\n");
+}
+
+PostHandler::~PostHandler()
+{
+ DBG("~PostHandler()\r\n");
+}
+void PostHandler::printString( const char* pszString )
+{
+ writeData( pszString, strlen(pszString) );
+}
+
+void PostHandler::printHtml()
+{
+ respHeaders()["Connection"] = "close";
+
+ printString("<html>");
+ printString("<head>\n");
+ printString("<title></title>\n");
+ printString("</head>\n");
+ printString("<body>\n");
+
+ printString("<p>\n");
+ printString("LED1 : "); printString( g_bLed1 ? "ON" : "off" ); printString("<br>\n");
+ printString("LED2 : "); printString( g_bLed2 ? "ON" : "off" ); printString("<br>\n");
+ printString("LED3 : "); printString( g_bLed3 ? "ON" : "off" ); printString("<br>\n");
+ printString("<br>\n");
+ printString("Speed: \n");
+ char szSpeed[10];
+ sprintf( szSpeed, "%d", g_iSpeed );
+ printString( szSpeed );
+ printString("</p>\n");
+
+ printString("<hr>\n");
+
+ printString("<form method=\"post\" action=\"\">\n");
+ printString("<label><input type=\"checkbox\" name=\"led1\" value=\"1\""); if(g_bLed1){ printString(" checked"); } printString(">LED1</label><br><br>\n");
+ printString("<label><input type=\"checkbox\" name=\"led2\" value=\"1\""); if(g_bLed2){ printString(" checked"); } printString(">LED2</label><br><br>\n");
+ printString("<label><input type=\"checkbox\" name=\"led3\" value=\"1\""); if(g_bLed3){ printString(" checked"); } printString(">LED3</label><br><br>\n");
+ printString("Speed<br>\n");
+ printString("<label><input type=\"radio\" name=\"speed\" value=\"1\""); if(1==g_iSpeed){ printString(" checked"); } printString("> 1 </label> \n");
+ printString("<label><input type=\"radio\" name=\"speed\" value=\"2\""); if(2==g_iSpeed){ printString(" checked"); } printString("> 2 </label> \n");
+ printString("<label><input type=\"radio\" name=\"speed\" value=\"3\""); if(3==g_iSpeed){ printString(" checked"); } printString("> 3 </label> \n");
+ printString("<label><input type=\"radio\" name=\"speed\" value=\"4\""); if(4==g_iSpeed){ printString(" checked"); } printString("> 4 </label> \n");
+ printString("<label><input type=\"radio\" name=\"speed\" value=\"5\""); if(5==g_iSpeed){ printString(" checked"); } printString("> 5 </label> \n");
+ printString("<label><input type=\"radio\" name=\"speed\" value=\"6\""); if(6==g_iSpeed){ printString(" checked"); } printString("> 6 </label> \n");
+ printString("<label><input type=\"radio\" name=\"speed\" value=\"7\""); if(7==g_iSpeed){ printString(" checked"); } printString("> 7 </label> \n");
+ printString("<label><input type=\"radio\" name=\"speed\" value=\"8\""); if(8==g_iSpeed){ printString(" checked"); } printString("> 8 </label> \n");
+ printString("<label><input type=\"radio\" name=\"speed\" value=\"9\""); if(9==g_iSpeed){ printString(" checked"); } printString("> 9 </label> \n");
+ printString("<br>\n");
+ printString("<br>\n");
+ printString("<br>\n");
+ printString("<input type=\"submit\" value=\"Send\">\n");
+ printString("</form>\n");
+
+ printString("</body>\n");
+ printString("</html>");
+}
+
+void PostHandler::doGet()
+{
+ DBG("doGet()\r\n");
+
+ printHtml();
+}
+
+static void analyzePostData( char* pszLine, bool& rbLed1, bool& rbLed2, bool& rbLed3, int& riSpeed )
+{
+ rbLed1 = false;
+ rbLed2 = false;
+ rbLed3 = false;
+ riSpeed = 5;
+ char* pszToken = strtok(pszLine, DELIMITER);
+ while(pszToken)
+ {
+ if( 6 == strlen(pszToken)
+ && 0 == strncmp(pszToken, "led", 3) )
+ { // led?=1
+ if( '1' == pszToken[3] ){ rbLed1 = true; }
+ else if( '2' == pszToken[3] ){ rbLed2 = true; }
+ else if( '3' == pszToken[3] ){ rbLed3 = true; }
+ }
+ else if( 7 == strlen(pszToken)
+ && 0 == strncmp(pszToken, "speed", 5) )
+ { // speed=?
+ riSpeed = pszToken[6] - '0';
+ }
+ pszToken = strtok(NULL, DELIMITER);
+ }
+}
+
+void PostHandler::doPost()
+{
+ DBG("doPost()\r\n");
+
+ int iCountData = dataLen();
+ if( 0 == iCountData )
+ {
+ printHtml();
+ return;
+ }
+
+ char* pszData = (char*) malloc( sizeof(char) * (iCountData + 1) );
+ readData( pszData, iCountData );
+ pszData[iCountData] = '\0';
+
+ DBG( pszData );
+
+ bool bLed1, bLed2, bLed3;
+ int iSpeed;
+ analyzePostData( pszData, bLed1, bLed2, bLed3, iSpeed );
+ g_bLed1 = bLed1;
+ g_bLed2 = bLed2;
+ g_bLed3 = bLed3;
+ g_iSpeed = iSpeed;
+ g_dInterval = 0.5 + (g_iSpeed - 1) * (0.01 - 0.5) / (9 - 1);
+
+ printHtml();
+}
+
+void PostHandler::doHead()
+{
+ DBG("doHead()\r\n");
+}
+
+void PostHandler::onReadable() //Data has been read
+{
+ DBG("onReadable()\r\n");
+}
+
+void PostHandler::onWriteable() //Data has been written & buf is free
+{
+ DBG("onWriteable()\r\n");
+ close(); //Data written, we can close the connection
+}
+
+void PostHandler::onClose() //Connection is closing
+{
+ DBG("onClose()\r\n");
+}