From 561ab0db89ae9c4de1b37bac12d5ad8353848862 Mon Sep 17 00:00:00 2001
From: Arch Librarian <arch@canonical.com>
Date: Mon, 20 Sep 2004 16:51:11 +0000
Subject: Added copy method Author: jgg Date: 1998-10-25 01:57:07 GMT Added
 copy method

---
 methods/copy.cc | 116 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 116 insertions(+)
 create mode 100644 methods/copy.cc

(limited to 'methods/copy.cc')

diff --git a/methods/copy.cc b/methods/copy.cc
new file mode 100644
index 000000000..68253a64c
--- /dev/null
+++ b/methods/copy.cc
@@ -0,0 +1,116 @@
+// -*- mode: cpp; mode: fold -*-
+// Description								/*{{{*/
+// $Id: copy.cc,v 1.1 1998/10/25 01:57:07 jgg Exp $
+/* ######################################################################
+
+   Copy URI - This method takes a uri like a file: uri and copies it
+   to the destination URI.
+   
+   ##################################################################### */
+									/*}}}*/
+// Include Files							/*{{{*/
+#include <apt-pkg/fileutl.h>
+#include <strutl.h>
+#include <apt-pkg/error.h>
+
+#include <sys/stat.h>
+#include <unistd.h>
+#include <stdio.h>
+									/*}}}*/
+
+// Fail - Generate a failure message					/*{{{*/
+// ---------------------------------------------------------------------
+/* */
+void Fail(string URI)
+{
+   string Err = "Undetermined Error";
+   if (_error->empty() == false)
+      _error->PopMessage(Err);
+   
+   printf("400 URI Failure\n"
+	  "URI: %s\n"
+	  "Message: %s\n\n",URI.c_str(),Err.c_str());
+   _error->Discard();
+}
+									/*}}}*/
+
+int main()
+{
+   setlinebuf(stdout);
+   SetNonBlock(STDIN_FILENO,true);
+   
+   printf("100 Capabilities\n"
+	  "Version: 1.0\n"
+	  "Pipeline: true\n\n");
+      
+   vector<string> Messages;   
+   while (1)
+   {
+      if (WaitFd(STDIN_FILENO) == false ||
+	  ReadMessages(STDIN_FILENO,Messages) == false)
+	 return 0;
+
+      while (Messages.empty() == false)
+      {
+	 string Message = Messages.front();
+	 Messages.erase(Messages.begin());
+	 
+	 // Fetch the message number
+	 char *End;
+	 int Number = strtol(Message.c_str(),&End,10);
+	 if (End == Message.c_str())
+	 {
+	    cerr << "Malformed message!" << endl;
+	    return 100;
+	 }
+	 
+	 // We only understand 600 URI Fetch messages
+	 if (Number != 600)
+	    continue;
+	 
+	 // Grab the URI bit 
+	 string URI = LookupTag(Message,"URI");
+	 string Target = LookupTag(Message,"Filename");
+	 
+	 // Grab the filename
+	 string::size_type Pos = URI.find(':');
+	 if (Pos == string::npos)
+	 {
+	    _error->Error("Invalid message");
+	    Fail(URI);
+	    continue;
+	 }
+	 string File = string(URI,Pos+1);
+	 
+	 // Start the reply message
+	 string Result = "201 URI Done";
+	 Result += "\nURI: " + URI;
+	 Result += "\nFileName: " + Target;
+	 
+	 // See if the file exists
+	 FileFd From(File,FileFd::ReadOnly);
+	 FileFd To(Target,FileFd::WriteEmpty);
+	 To.EraseOnFailure();
+	 if (_error->PendingError() == true)
+	 {
+	    Fail(URI);
+	    continue;
+	 }	 
+	 
+	 // Copy the file
+	 if (CopyFile(From,To) == false)
+	 {
+	    Fail(URI);
+	    continue;
+	 }	 
+	 
+	 // Send the message
+	 Result += "\n\n";
+	 if (write(STDOUT_FILENO,Result.begin(),Result.length()) != 
+	     (signed)Result.length())
+	    return 100;
+      }      
+   }
+   
+   return 0;
+}
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