main.cpp

00001 /* main.cpp
00002    Rob Dobson 2013
00003    More details at http://robdobson.com/2013/10/moving-my-window-shades-control-to-mbed/
00004 */
00005 
00006 #include "mbed.h"
00007 #include "EthernetInterface.h"
00008 #include <stdio.h>
00009 #include <string.h>
00010 #include "RdWebServer.h"
00011 #include "WindowShade.h"
00012 
00013 #define PORT   80
00014 
00015 Serial pc(USBTX, USBRX);
00016 
00017 RdWebServer webServer;
00018 
00019 EthernetInterface eth;
00020 
00021 DigitalOut led1(LED1); //server listning status
00022 DigitalOut led2(LED2); //socket connecting status
00023 
00024 Ticker ledTick;
00025 
00026 const int TICK_MS = 250;
00027 const int MAX_WINDOW_SHADES = 5;
00028 int numWindowShades = 0;
00029 WindowShade* pWindowShades[MAX_WINDOW_SHADES];
00030 char* indexHtmName = "";
00031 
00032 void ledTickfunc()
00033 {
00034     if(webServer.isListening())
00035     {
00036         led1 = !led1;
00037     }
00038     else
00039     {
00040         led1 = false;
00041     }
00042     for (int shadeIdx = 0; shadeIdx < numWindowShades; shadeIdx++)
00043         pWindowShades[shadeIdx]->CheckTimeouts(TICK_MS);
00044 }
00045 
00046 void handleCmd_blindControl(char* cmdStr, char* argStr)
00047 {
00048     printf("BLINDS COMMAND %s %s\n\r", cmdStr, argStr);
00049     if (argStr == NULL)
00050         return;
00051     char* pch = strtok (argStr,"/");
00052     if (pch == NULL)
00053         return;
00054     int blindNum = pch[0] - '0';
00055     if (blindNum < 1 || blindNum > MAX_WINDOW_SHADES)
00056         return;
00057     int blindIdx = blindNum-1;
00058     char* pDirn = strtok (NULL,"/");
00059     if (pDirn == NULL)
00060         return;
00061     char* pDuration = strtok (NULL,"/");
00062     if (pDuration == NULL)
00063         return;
00064     pWindowShades[blindIdx]->DoCommand(pDirn, pDuration);
00065 }
00066 
00067 void setShadesConfig()
00068 {
00069     printf("Rob Blinds Server - Configured for ");
00070     // Check for a config file on the local file system
00071     LocalFileSystem local("local");
00072     FILE* fp = fopen("office.cnf", "r");
00073     if (fp != NULL)
00074     {
00075         fclose(fp);
00076         indexHtmName = "ixoffice.htm";
00077         pWindowShades[0] = new WindowShade("Left", p15, p16, p17);
00078         pWindowShades[1] = new WindowShade("Mid-left", p18, p19, p20);
00079         pWindowShades[2] = new WindowShade("Mid-right", p21, p22, p23);
00080         pWindowShades[3] = new WindowShade("Right", p24, p25, p26);
00081         pWindowShades[4] = new WindowShade("Rob's", p27, p28, p29);
00082         numWindowShades = 5;
00083         printf("Office Blinds\n\r");
00084     }
00085     else
00086     {
00087         indexHtmName = "ixgames.htm";
00088         pWindowShades[0] = new WindowShade("Blind1", p21, p22, p23);
00089         pWindowShades[1] = new WindowShade("Blind2", p24, p25, p26);
00090         numWindowShades = 2;    
00091         printf("Playroom Blinds\n\r");
00092     }
00093 }
00094 
00095 int main (void)
00096 {
00097     pc.baud(115200);
00098     
00099     setShadesConfig();
00100     
00101     ledTick.attach(&ledTickfunc,TICK_MS / 1000.0);
00102 
00103     // setup ethernet interface
00104     eth.init(); //Use DHCP
00105     eth.connect();
00106     printf("IP Address is %s\n\r", eth.getIPAddress());
00107 
00108     webServer.addCommand("", RdWebServerCmdDef::CMD_LOCALFILE, NULL, indexHtmName, true);
00109     webServer.addCommand("gear-gr.png", RdWebServerCmdDef::CMD_LOCALFILE, NULL, NULL, true);
00110     webServer.addCommand("blind", RdWebServerCmdDef::CMD_CALLBACK, &handleCmd_blindControl);
00111     webServer.init(PORT, &led2);
00112     webServer.run();
00113 }