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#include <iomanip>
#include <iostream>
#include <cstring>
#include <cstdlib>
#include <string>
using namespace std;
struct FIELDS
{
string name;
string value;
};
const int cnt = 4;
class WebApps {
public: //public access specifier.
WebApps (){ //constructor
cout << "Content-type:text/html\n\n"; //get ready to print on browser
set_qs;//(getenv("QUERY_STRING")); //save string to private qs
cout << "debug with get_qs: " << get_qs(); //testing functions
set_cnt(how_many(get_qs()));
cout << "<br>debug with get_cnt: " << get_cnt();//testing functions
}
void set_qs (string f_getenv)
{
qs = f_getenv;
}
string get_qs ()
{
return qs;
}
void set_cnt (int f_how_many)
{
cnt = f_how_many;
} int get_cnt ()
{
return cnt;
}
//////////////////////////////////////////////////// // how_many() // This will count how many = signs in the QUERYSTRING ////////////////////////////////////////////////////
int how_many(string f_qs)
{
int start_pos = 0, pos, count = 0;
do
{
pos = f_qs.find ("=", start_pos);
count++;
start_pos = pos + 1;
}
while (pos != string::npos);
return count - 1;
}
////////////////////////////////////////////////////
//create_array
// Creates a dynamic array
////////////////////////////////////////////////////
FIELDS *create_array (int f_cnt)
{
FIELDS *array= new FIELDS [f_cnt]; //creating the dynamic array
return array;
}
/////////////////////////////////////////////
// parse()
// This will separate the name/value pairs found after the ? in the URL
/////////////////////////////////////////////
void parse (string f_qs, FIELDS f_name_value_pairs [])
{
string name, value;
int start_pos = 0, pos;
for (int counter=0; counter < cnt; counter++) {
pos = qs.find("=", start_pos);
name = qs.substr(start_pos, pos - start_pos);
start_pos = pos + 1;
pos = qs.find("&", start_pos);
if (pos == string::npos) {
pos = qs.length();
}
value = qs.substr(start_pos, pos - start_pos);
start_pos = pos + 1;
FIELDS field = {name, value};
f_name_value_pairs[counter] = field;
if (pos == qs.length()){
return;
}
}
}
/////////////////////////////////////////////
// param()
// Will receive the value for any given form field
/////////////////////////////////////////////
string param(string lookUp, FIELDS f_name_value_pairs [], int f_cnt)
{
for (int counter=0; counter < f_cnt; counter++) {
if (f_name_value_pairs[counter].name == lookUp){
return f_name_value_pairs[counter].value;
}
}
return "";
}
private:
string qs; // holds the QUERY_STRING
int cnt; // holds the number of fields found from the form
};
int main ()
{
WebApps wo;
return 0;
FIELDS name_value_pairs[cnt];
cout << "< br>debug in main with wo.get_cnt(): " << wo.
get_cnt () << "< br>" << endl;
FIELDS* name_value_pairs = wo.create_array (wo.get_cnt ());
testing array name_value_pairs[0].name = "worked< br>";
cout << "debug with name_value_pairs[0].name: " <<
name_value_pairs[0].name << "< br>" << endl;
wo.parse (wo.get_qs (), name_value_pairs);
cout << "debug print for name_value_pairs array: " << endl << "< br>";
for (int index = 0; index < wo.get_cnt (); index++)
{
cout << "name: " << name_value_pairs[index].name << " ";
cout << "value: " << name_value_pairs[index].
value << endl << "< br>";
}
return 0;
string first = wo.param("first", name_value_pairs, cnt);
string last = wo.param("last", name_value_pairs, cnt);
string color =wo.param("color", name_value_pairs, cnt);
string witch =wo.param("witch", name_value_pairs, cnt);
string about =wo.param("about", name_value_pairs, cnt);
cout<<"<html>";
cout<<"<style type='text/css'> .card { box-shadow: 0 4px 8px 0 rgba(0,0,0,0.2); transition: 0.3s; border-radius: 8px; width: 40%; margin: auto; border: 3px solid "<<color<<";} .card:hover { box-shadow: 0 8px 16px 0 rgba(0,0,0,0.2); } .container { padding: 2px 16px; } img { border-radius: 8px 8px 0 0; } </style>";
cout<<"<body><div><div class='card'>";
cout<<"<img src='"<<witch<<"' style='width:100%'>";
cout<<"<div class='container'><h4><b>FirstName: "<<first<<"</b></h4><h4><b>LastName :"<<last<<"</b></h4></div>"<<"About:"<<about<<"</b></h4><div>";
cout<<"</div></div></body></html>"<<endl;
return 0;
}
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