📄 portal.cpp
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// Fig. 19.14: portal.cpp
// Handles entry to Bug2Bug Travel.
#include <iostream>
using std::cout;
using std::cin;
#include <string>
using std::string;
#include <cstdlib>
using std::getenv;
using std::atoi;
int main()
{
char postString[ 1024 ] = "";
string dataString = "";
string nameString = "";
string passwordString = "";
int contentLength = 0;
// data was posted
if ( getenv( "CONTENT_LENGTH" ) )
contentLength = atoi( getenv( "CONTENT_LENGTH" ) );
cin.read( postString, contentLength );
dataString = postString;
// search string for input data
int namelocation = dataString.find( "namebox=" ) + 8;
int endNamelocation = dataString.find( "&" );
int password = dataString.find( "passwordbox=" ) + 12;
int endPassword = dataString.find( "&button" );
// get values for name and password
nameString = dataString.substr(
namelocation, endNamelocation - namelocation );
passwordString = dataString.substr( password, endPassword - password );
cout << "Content-Type: text/html\n\n"; // output HTTP header
// output XML declaration and DOCTYPE
cout << "<?xml version = \"1.0\"?>"
<< "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.1//EN\" "
<< "\"http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd\">";
// output html element and some of its contents
cout << "<html xmlns = \"http://www.w3.org/1999/xhtml\">"
<< "<head><title>Bug2Bug Travel</title></head><body>";
// output specials
cout << "<h1>Welcome " << nameString << "!</h1>"
<< "<p>Here are our weekly specials:</p>"
<< "<ul><li>Boston to Taiwan ($875)</li>"
<< "<li>San Diego to Hong Kong ($750)</li>"
<< "<li>Chicago to Mexico City ($568)</li></ul>";
if ( passwordString == "coast2coast" ) // password is correct
cout << "<hr /><p>Current member special: "
<< "Seattle to Tokyo ($400)</p>";
else // password was incorrect
cout << "<p>Sorry. You have entered an incorrect password</p>";
cout << "</body></html>";
return 0;
} // end main
/**************************************************************************
* (C) Copyright 1992-2005 by Deitel & Associates, Inc. and *
* Pearson Education, Inc. All Rights Reserved. *
* *
* DISCLAIMER: The authors and publisher of this book have used their *
* best efforts in preparing the book. These efforts include the *
* development, research, and testing of the theories and programs *
* to determine their effectiveness. The authors and publisher make *
* no warranty of any kind, expressed or implied, with regard to these *
* programs or to the documentation contained in these books. The authors *
* and publisher shall not be liable in any event for incidental or *
* consequential damages in connection with, or arising out of, the *
* furnishing, performance, or use of these programs. *
**************************************************************************/
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