// ------------------------------- //
// -------- Start of File -------- //
// ------------------------------- //
// ----------------------------------------------------------- //
// C++ Source Code File Name: testprog.cpp
// Compiler Used: MSVC, BCC32, GCC, HPUX aCC, SOLARIS CC
// Produced By: glNET Software
// File Creation Date: 01/25/2000
// Date Last Modified: 06/25/2001
// Copyright (c) 2001 glNET Software
// ----------------------------------------------------------- //
// ------------- Program Description and Details ------------- //
// ----------------------------------------------------------- //
/*
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA
This program is used to test the HTTP, HTML, and URL classes.
*/
// ----------------------------------------------------------- //
#include <iostream.h>
#include "gxshttp.h"
#include "gxshttpc.h"
#include "httpgrab.h"
#include "dfileb.h"
#ifdef __MSVC_DEBUG__
#include "leaktest.h"
#endif
// Version number and program name
const double ProgramVersionNumber = 4000.101;
const char *ProgramName = "http testprog";
// Program globals
int get_doc_header = 0; // True if request a docment header only
int get_document = 0; // True if requesting a document
void HelpMessage(const char *program_name, const double version_number)
{
cout << endl;
cout.setf(ios::showpoint | ios::fixed);
cout.precision(3);
cout << endl;
cout << program_name << " version " << version_number << endl;
cout << "Usage: " << program_name << " [switches] URL" << endl;
cout << "Example: " << program_name << " -h http://www.xyz.com/index.html"
<< endl;
cout << "Switches: " << endl;
cout << " -g = Grab the specified file only (default)." << endl;
cout << " -h = Get a document header." << endl;
cout << endl;
}
int ProcessArgs(char *arg)
{
switch(arg[1]) {
case 'h':
get_doc_header = 1;
get_document = 0;
break;
case 'g':
get_doc_header = 0;
get_document = 1;
break;
default:
cerr << endl;
cerr << "Unknown switch " << arg << endl;
cerr << "Exiting..." << endl;
cerr << endl;
return 0;
}
arg[0] = '\0';
return 1; // All command line arguments were valid
}
void GetDocumentHeader(char *URL)
{
gxsURL url;
gxsURLInfo u;
gxString web_url(URL);
if(!url.ParseURL(web_url, u)) {
cout << "Error parsing url" << endl;
return;
}
gxsHTTPClient httpc;
gxsHTTPHeader hdr;
if(httpc.RequestHeader(u, hdr) != 0) {
cout << httpc.SocketExceptionMessage() << endl;
return;
}
hgPringHTTPHeader(hdr);
}
void DownloadFile(const char *URL)
{
gxsHTTPClient client;
gxsURL url;
gxsURLInfo u;
if(!url.ParseURL(URL, u)) {
cout << "Error parsing URL" << endl;
}
// Construct the local file name based on the URL information
gxString sbuf(u.dir);
if(u.file == "?") { // Is this a file or directory
while(sbuf.DeleteBeforeIncluding("/")) ;
u.file = sbuf;
u.dir.DeleteAfterIncluding(sbuf.c_str());
}
if(!u.file) {
u.file = "index.html";
}
// Replace any unsafe characters from the local file name
gxString fbuf(u.file);
#if defined (__DOS__) || defined (__WIN32__)
fbuf.FilterString("?");
#endif
DiskFileB outfile(fbuf.c_str(), DiskFileB::df_WRITEONLY,
DiskFileB::df_CREATE, DiskFileB::df_TRUNCATE);
if(!outfile) {
cout << outfile.DiskFileExceptionMessage() << endl;
return;
}
cout << "Connecting to " << u.host << endl;
cout << "Grabbing " << u.path << endl;
gxsHTTPHeader hdr;
if(client.RequestHeader(u, hdr) != 0) {
cout << client.SocketExceptionMessage() << endl;
return;
}
if(client.RequestFile(u, hdr, outfile.df_FileStream()) != 0) {
cout << client.SocketExceptionMessage() << endl;
return;
}
client.Flush();
}
// Program's main thread of execution.
// -----------------------------------------------------------
int main(int argc, char **argv)
{
#ifdef __MSVC_DEBUG__
InitLeakTest();
#endif
if(argc < 2) {
HelpMessage(ProgramName, ProgramVersionNumber);
return 0;
}
// Process command ling arguments and files
int narg;
char *arg = argv[narg = 1];
while (narg < argc) {
if (arg[0] != '\0') {
if (arg[0] == '-') { // Look for command line arguments
if(!ProcessArgs(arg)) return 0; // Exit if argument is not valid
}
else {
if(get_document) {
cout << endl;
cout << "Grabbing: " << arg << endl;
DownloadFile((const char *)arg);
}
else if(get_doc_header) {
cout << endl;
cout << "Requesting document header: " << arg << endl;
GetDocumentHeader(arg);
}
else { // Default if no argument is specifed
cout << endl;
cout << "Grabbing: " << arg << endl;
DownloadFile((const char *)arg);
}
}
arg = argv[++narg];
}
}
return 0;
}
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