127 lines
2.9 KiB
C++
Executable File
127 lines
2.9 KiB
C++
Executable File
#include "baseserv.h"
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class TCoffeeServer : public TBaseServerApp
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{
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protected:
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virtual const wxChar* GetAppName() const;
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virtual void ProcessCommand(wxString cmd, wxSocketBase& outs);
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public:
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bool IsMagicName(wxString& strFilename) const;
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void GenerateFile(wxString& strFilename);
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};
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// Implementare almeno queste due funzioni pure virtuali
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const wxChar* TCoffeeServer::GetAppName() const
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{
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return "Coffee";
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}
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bool TCoffeeServer::IsMagicName(wxString& strFilename) const
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{
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wxString strName;
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wxSplitPath(strFilename, NULL, &strName, NULL);
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strName.MakeLower();
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const int q = strName.Find('?');
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if (q > 0)
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strName.Truncate(q);
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if (strName == "index")
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{
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strFilename = strName;
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return true;
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}
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if (strName == "log")
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{
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strFilename = GetLogFileName();
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}
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if (strName == "buy")
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{
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return true;
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}
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return false;
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}
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void TCoffeeServer::GenerateFile(wxString& strFilename)
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{
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wxString strName, strArgs;
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wxSplitPath(strFilename, NULL, &strName, NULL);
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strName.MakeLower();
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const int q = strFilename.Find('?');
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if (q > 0)
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strArgs = strFilename.Mid(q+1);
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const char* items[] = { "Coffee", "Cappuccino", "Chocolate", "Milk", "Tea", "Brioche", NULL };
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if (strName == "index")
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{
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TXmlItem html;
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TXmlItem& body = CreatePageBody(html).AddChild("center");
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body.AddChild("h1") << "Welcome to the virtual coffee machine";
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body.AddChild("br");
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TXmlItem& table = body.AddChild("table");
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table.SetAttr("width", "50%").SetAttr("border", "1");
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for (int i = 0; items[i]; i++)
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{
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TXmlItem& row = table.AddChild("tr");
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TXmlItem& a = row.AddChild("td").AddChild("a");
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a.SetAttr("href", wxString::Format("buy.cgi?%d", i));
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a.AddChild("img").SetAttr("src", "rbutton.gif").SetAttr("border", "0");
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row.AddChild("td") << items[i];
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}
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strFilename = GetTempFilename();
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html.Save(strFilename);
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}
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if (strName == "buy")
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{
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TXmlItem html;
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TXmlItem& body = CreatePageBody(html).AddChild("center");
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const int nItem = atoi(strArgs);
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const wxString strItemCode = wxString::Format("Item%d", nItem);
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const int nSold = GetConfigInt(strItemCode)+1;
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SetConfigInt(strItemCode, nSold);
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body.AddChild("h1") << wxString::Format("%d %ss sold.", nSold, items[nItem]);
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body.AddChild("br");
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body.AddChild("h2") << "You'll be billed 1 Euro on your next wage :-)";
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AddLinkButton(body, "Return to main page", "index.htm");
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strFilename = GetTempFilename();
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html.Save(strFilename);
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}
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if (strName == "log")
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{
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strFilename = GetLogFileName();
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}
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}
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void TCoffeeServer::ProcessCommand(wxString cmd, wxSocketBase& outs)
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{
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if (cmd.StartsWith("GET "))
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{
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const int stop = cmd.Find(" HTTP");
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wxString str = cmd.Mid(4, stop-4).Trim();
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if (str == "/")
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str += "index.htm";
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wxString strFilename = GetDocumentRoot() + str;
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if (IsMagicName(strFilename))
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GenerateFile(strFilename);
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SendFile(strFilename, outs);
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}
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}
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// Istanziare l'applicazione principale
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IMPLEMENT_APP(TCoffeeServer)
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