HTTPServer / Mbed 2 deprecated HTTPServerCustom

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Dependencies:   C12832_lcd Http_Wifi_Fileserver ZacsProgram mbed

Fork of HTTPServerHelloWorld by Donatien Garnier

PostHandler.cpp@3:c16d9e9076a1, 2014-10-29 (annotated)

Committer:
wellmon7
Date:
Wed Oct 29 01:42:04 2014 +0000
Revision:
3:c16d9e9076a1
Trial 1

Who changed what in which revision?

UserRevisionLine numberNew contents of line
wellmon7 3:c16d9e9076a1 1 /*
wellmon7 3:c16d9e9076a1 2 SY202 Final Project
wellmon7 3:c16d9e9076a1 3 04 MAR 2014
wellmon7 3:c16d9e9076a1 4
wellmon7 3:c16d9e9076a1 5 Created by:
wellmon7 3:c16d9e9076a1 6 MIDN 3/C Villemez
wellmon7 3:c16d9e9076a1 7 MIDN 3/C DaCruz
wellmon7 3:c16d9e9076a1 8 MIDN 3/C Wellmon
wellmon7 3:c16d9e9076a1 9
wellmon7 3:c16d9e9076a1 10 Resources:
wellmon7 3:c16d9e9076a1 11 LCDR Hoffmeister
wellmon7 3:c16d9e9076a1 12 MBED Cookbook
wellmon7 3:c16d9e9076a1 13
wellmon7 3:c16d9e9076a1 14 */
wellmon7 3:c16d9e9076a1 15
wellmon7 3:c16d9e9076a1 16 #include "PostHandler.h"
wellmon7 3:c16d9e9076a1 17 #include "string.h"
wellmon7 3:c16d9e9076a1 18 #include <stdio.h>
wellmon7 3:c16d9e9076a1 19 #include <string.h>
wellmon7 3:c16d9e9076a1 20 #include <ctype.h>
wellmon7 3:c16d9e9076a1 21 #include "C12832_lcd.h"
wellmon7 3:c16d9e9076a1 22 #include <stdlib.h>
wellmon7 3:c16d9e9076a1 23
wellmon7 3:c16d9e9076a1 24
wellmon7 3:c16d9e9076a1 25 char* myData;
wellmon7 3:c16d9e9076a1 26
wellmon7 3:c16d9e9076a1 27 PostHandler::PostHandler(const char* rootPath, const char* path, TCPSocket* pTCPSocket):HTTPRequestHandler(rootPath, path, pTCPSocket){
wellmon7 3:c16d9e9076a1 28 }
wellmon7 3:c16d9e9076a1 29
wellmon7 3:c16d9e9076a1 30
wellmon7 3:c16d9e9076a1 31 PostHandler::~PostHandler(){
wellmon7 3:c16d9e9076a1 32 }
wellmon7 3:c16d9e9076a1 33
wellmon7 3:c16d9e9076a1 34 void PostHandler::doGet(){
wellmon7 3:c16d9e9076a1 35 }
wellmon7 3:c16d9e9076a1 36
wellmon7 3:c16d9e9076a1 37 void PostHandler::doPost()
wellmon7 3:c16d9e9076a1 38 {
wellmon7 3:c16d9e9076a1 39
wellmon7 3:c16d9e9076a1 40 //get post variables
wellmon7 3:c16d9e9076a1 41 string _path = path();
wellmon7 3:c16d9e9076a1 42 string _rootpath = rootPath();
wellmon7 3:c16d9e9076a1 43 int _datalen = dataLen();
wellmon7 3:c16d9e9076a1 44
wellmon7 3:c16d9e9076a1 45 }
wellmon7 3:c16d9e9076a1 46
wellmon7 3:c16d9e9076a1 47 void PostHandler::doHead(){
wellmon7 3:c16d9e9076a1 48 }
wellmon7 3:c16d9e9076a1 49
wellmon7 3:c16d9e9076a1 50 void PostHandler::onReadable(){
wellmon7 3:c16d9e9076a1 51
wellmon7 3:c16d9e9076a1 52 C12832_LCD lcd;
wellmon7 3:c16d9e9076a1 53 Serial pcx(USBTX, USBRX);
wellmon7 3:c16d9e9076a1 54
wellmon7 3:c16d9e9076a1 55 int _datalen = dataLen(); //read POST data length
wellmon7 3:c16d9e9076a1 56 if(_datalen <= 1024){ //makes sure that submitted html data is less than size of the buffer
wellmon7 3:c16d9e9076a1 57 char _read_data[1024] = {};
wellmon7 3:c16d9e9076a1 58
wellmon7 3:c16d9e9076a1 59 //read POST data
wellmon7 3:c16d9e9076a1 60 readData(_read_data, _datalen);
wellmon7 3:c16d9e9076a1 61 myData = _read_data;
wellmon7 3:c16d9e9076a1 62
wellmon7 3:c16d9e9076a1 63 pcx.printf("TYPED: %s", myData);
wellmon7 3:c16d9e9076a1 64
wellmon7 3:c16d9e9076a1 65 writeData(_read_data, strlen(_read_data)); //required to call onReadable section
wellmon7 3:c16d9e9076a1 66
wellmon7 3:c16d9e9076a1 67 LocalFileSystem local("local");
wellmon7 3:c16d9e9076a1 68
wellmon7 3:c16d9e9076a1 69 /*******************************INPUT VALIDATION*******************************/
wellmon7 3:c16d9e9076a1 70 int u = 7;
wellmon7 3:c16d9e9076a1 71 //checks the submission for values that aren't accepted. Denies everything but letters.
wellmon7 3:c16d9e9076a1 72 while(u < strlen(myData)){
wellmon7 3:c16d9e9076a1 73 if(iscntrl(myData[u]) !=0 || ispunct(myData[u])!=0 || isdigit(myData[u])!=0) {
wellmon7 3:c16d9e9076a1 74 pcx.printf("\nCONTROL VALUES FOUND\n");
wellmon7 3:c16d9e9076a1 75 myData = "xxxxxxxsomeone entered bad code >:{\n";
wellmon7 3:c16d9e9076a1 76 }
wellmon7 3:c16d9e9076a1 77 u++;
wellmon7 3:c16d9e9076a1 78 }
wellmon7 3:c16d9e9076a1 79
wellmon7 3:c16d9e9076a1 80 /**************************END OF INPUT VALIDATION******************************/
wellmon7 3:c16d9e9076a1 81
wellmon7 3:c16d9e9076a1 82 //Copies submitted string into another buffer to get rid of 'variablename=' at the beginning
wellmon7 3:c16d9e9076a1 83
wellmon7 3:c16d9e9076a1 84 char final[1024] = {};
wellmon7 3:c16d9e9076a1 85 int i = 7;
wellmon7 3:c16d9e9076a1 86 int x = 0;
wellmon7 3:c16d9e9076a1 87 while(i < (strlen(myData))) {
wellmon7 3:c16d9e9076a1 88 final[x] = myData[i];
wellmon7 3:c16d9e9076a1 89 i++;
wellmon7 3:c16d9e9076a1 90 x++;
wellmon7 3:c16d9e9076a1 91 }
wellmon7 3:c16d9e9076a1 92
wellmon7 3:c16d9e9076a1 93
wellmon7 3:c16d9e9076a1 94 //If submission =='new', copy data in the file that was appended to (myList.txt) and append it to a new file(log.txt). Delete myList.txt until new submission
wellmon7 3:c16d9e9076a1 95
wellmon7 3:c16d9e9076a1 96 FILE * listFile;
wellmon7 3:c16d9e9076a1 97 char copyData[] = "new";
wellmon7 3:c16d9e9076a1 98 if(strcmp(copyData, final)== 0){
wellmon7 3:c16d9e9076a1 99 int size = 1;
wellmon7 3:c16d9e9076a1 100 int tsize = 1;
wellmon7 3:c16d9e9076a1 101 FILE * history;
wellmon7 3:c16d9e9076a1 102 listFile = fopen ("/local/myList.txt", "r");
wellmon7 3:c16d9e9076a1 103
wellmon7 3:c16d9e9076a1 104 char * bufRead[tsize];
wellmon7 3:c16d9e9076a1 105
wellmon7 3:c16d9e9076a1 106 history = fopen("/local/log.txt", "a");
wellmon7 3:c16d9e9076a1 107 fprintf(history, "**********DAY MARKER**************\n\n");
wellmon7 3:c16d9e9076a1 108
wellmon7 3:c16d9e9076a1 109 while (size) {
wellmon7 3:c16d9e9076a1 110 size = fread(bufRead,1,1,listFile);
wellmon7 3:c16d9e9076a1 111 fwrite (bufRead , 1, 1, history);
wellmon7 3:c16d9e9076a1 112 }
wellmon7 3:c16d9e9076a1 113 fprintf(history, "\n\n");
wellmon7 3:c16d9e9076a1 114 fclose(listFile);
wellmon7 3:c16d9e9076a1 115 fclose(history);
wellmon7 3:c16d9e9076a1 116 remove("/local/myList.txt");
wellmon7 3:c16d9e9076a1 117 lcd.cls();
wellmon7 3:c16d9e9076a1 118 lcd.printf(" A New Sheet\n Has Been Started\n WAITING...");
wellmon7 3:c16d9e9076a1 119 }
wellmon7 3:c16d9e9076a1 120 else{ //Write submitted html data to file myList.txt
wellmon7 3:c16d9e9076a1 121 listFile = fopen("/local/myList.txt", "a");
wellmon7 3:c16d9e9076a1 122 fprintf(listFile, "%s \n", final);
wellmon7 3:c16d9e9076a1 123 fclose(listFile);
wellmon7 3:c16d9e9076a1 124 char * show = strcat(final, " signed TAPs");
wellmon7 3:c16d9e9076a1 125 lcd.cls();
wellmon7 3:c16d9e9076a1 126 lcd.printf("%s\n WAITING... ",show);
wellmon7 3:c16d9e9076a1 127 }
wellmon7 3:c16d9e9076a1 128 }
wellmon7 3:c16d9e9076a1 129 }
wellmon7 3:c16d9e9076a1 130
wellmon7 3:c16d9e9076a1 131 void PostHandler::onWriteable(){
wellmon7 3:c16d9e9076a1 132
wellmon7 3:c16d9e9076a1 133 close();}
wellmon7 3:c16d9e9076a1 134
wellmon7 3:c16d9e9076a1 135
wellmon7 3:c16d9e9076a1 136 void PostHandler::onClose(){
wellmon7 3:c16d9e9076a1 137 return;
wellmon7 3:c16d9e9076a1 138 }
wellmon7 3:c16d9e9076a1 139