Simple HTTP Server with one page index.html stored inside MBED as char vector and javascript to update a table content
Fork of HTTP_SERVER by
handlers/Filehandler.cpp
- Committer:
- aktk
- Date:
- 2018-03-16
- Revision:
- 13:b6dd6ed0060b
- Parent:
- 11:0ee7d100db24
File content as of revision 13:b6dd6ed0060b:
#include "FileHandler.h" #ifndef DEBUG //#define DEBUG #endif LocalFileSystem local("local"); FileHandler::FileHandler() { fullpath = NULL; filename = NULL; suffix = NULL; fp = NULL; file_size = 0; } FileHandler::~FileHandler() { if (fullpath != NULL) free(fullpath); if (fp != NULL) fclose(fp); } FILE* FileHandler::open ( const char* arg_filepath, const char* arg_mode ) { FILE *tmp; //////printf("\r\n" // "fp: %d@FileHandler::open\r\n", fp); if (fullpath != NULL) free(fullpath); fullpath = (char*)malloc(sizeof(char) * (strlen("/local/") + strlen(arg_filepath) + strlen("index.htm") + 1)); //////printf("fp: %d@FileHandler::open\r\n", fp); // Path formatting if (arg_filepath[0] == '/') { sprintf(fullpath, "/local/%s", arg_filepath + 1); } else { sprintf(fullpath, "/local/%s", arg_filepath); } // if the argument has no file name but directory, defalt settiing. if (fullpath[strlen(fullpath) - 1] == '/') strcat(fullpath, "index.htm"); // store the file name part to a pointer filename = strrchr(fullpath, '/'); if(filename != NULL) filename++; // remove '/' and just get only the file name. // store the suffix part to a pointer suffix = strchr(filename, '.'); if(suffix != NULL) suffix++; // remove '.' and just get only the suffix. #ifdef DEBUG //////printf("full path: %s\r\nfilename: %s\r\nsuffix: %s\r\n", getFullpath(), getFilename(), getSuffix()); #endif fp = fopen(fullpath, arg_mode); #ifdef DEBUG //////////printf("file opened@FileHandler::open\r\n"); #endif // mesure file size file_size = 0; tmp = fp; if(tmp != NULL ) { ////printf("\r\nfile content\r\n"); int ctmp; while(1) { ctmp = fgetc(tmp); if(ctmp != EOF) { //////printf("%c", ctmp); file_size++; } else { //////printf("[EOF]\r\n"); break; } } ////printf("file size: %d\r\n", file_size); if(fseek(tmp, 0L, SEEK_SET) != 0) { //////printf("fseek failed\r\n"); } } else { file_size = 0; } return fp; } int FileHandler::close() { int tmp; if(fp != NULL) { tmp = fclose(fp); fp = NULL; return tmp; } else { return 1; } } int FileHandler::getc() { int tmp = fgetc(fp); #ifdef DEBUG if(0x20 < tmp && tmp < 0x7e) printf("%c", tmp); else if (tmp == '\r') printf("\r"); else if (tmp == '\n') printf("\n"); else printf("@"); #endif return tmp; } bool FileHandler::arrival() { return (bool)fp; } bool FileHandler::atEOF() { return (bool)feof(fp); } bool FileHandler::hasError() { return (bool)ferror(fp); } char *FileHandler::getFullpath() { return fullpath; } char *FileHandler::getFilename() { return filename; } char *FileHandler::getSuffix() { return suffix; } int FileHandler::getFileSize() { return file_size; }