--- loncom/publisher/lonupload.pm	2001/04/05 19:35:15	1.1
+++ loncom/publisher/lonupload.pm	2001/05/25 17:03:58	1.4
@@ -15,7 +15,7 @@
 #
 # 03/31,04/03 Gerd Kortemeyer)
 #
-# 04/05 Gerd Kortemeyer
+# 04/05,04/09,05/25 Gerd Kortemeyer
 
 package Apache::lonupload;
 
@@ -23,124 +23,118 @@ use strict;
 use Apache::File;
 use File::Copy;
 use Apache::Constants qw(:common :http :methods);
+use Apache::loncacc;
 
-sub phaseone {
-    my ($r,$fn,$uname,$udom)=@_;
-    my $docroot=$r->dir_config('lonDocRoot');
-
-    my $urldir='/res/'.$udom.'/'.$uname.$fn;
-    $urldir=~s/\/[^\/]+$/\//;
-
-    my $resfn=$docroot.'/res/'.$udom.'/'.$uname.$fn;
-    my $resdir=$resfn;
-    $resdir=~s/\/[^\/]+$/\//;
-
-    $fn=~/^\/(.+)\.(\w+)$/;
-    my $main=$1;
-    my $suffix=$2;
+sub upfile_store {
+    my $r=shift;
+	
+    my $fname=$ENV{'form.upfile.filename'};
+    $fname=~s/\W//g;
+    
+    chop($ENV{'form.upfile'});
   
-    $r->print('<form action=/adm/retrieve method=post>'.
-	      '<input type=hidden name=filename value="'.$fn.'">'.
-              '<input type=hidden name=phase value=two>'.
-              '<table border=2><tr><th>Select</th><th>Version</th>'.
-              '<th>Became this version on ...</th>'.
-              '<th>Metadata</th></tr>');
-    my $filename;
-    opendir(DIR,$resdir);
-    while ($filename=readdir(DIR)) {
-        if ($filename=~/^$main\.(\d+)\.$suffix$/) {
-	   my $version=$1;
-           my ($rdev,$rino,$rmode,$rnlink,
-                $ruid,$rgid,$rrdev,$rsize,
-                $ratime,$rmtime,$rctime,
-                $rblksize,$rblocks)=stat($resdir.'/'.$filename);
-           $r->print('<tr><td><input type=radio name=version value="'.
-                     $version.'"></td><th>'.$version.'</th><td>'.
-                     localtime($rmtime).'</td><td>'.
-                     '<a href="'.$urldir.$filename.'.meta" target=cat>'.
-                     'Metadata Version '.$version.'</a></td></tr>');
-        }
+    my $datatoken=$ENV{'user.name'}.'_'.$ENV{'user.domain'}.
+		  '_upload_'.$fname.'_'.time.'_'.$$;
+    {
+       my $fh=Apache::File->new('>'.$r->dir_config('lonDaemons').
+                                   '/tmp/'.$datatoken.'.tmp');
+       print $fh $ENV{'form.upfile'};
     }
-    closedir(DIR);
-    my ($rdev,$rino,$rmode,$rnlink,
-        $ruid,$rgid,$rrdev,$rsize,
-        $ratime,$rmtime,$rctime,
-        $rblksize,$rblocks)=stat($resfn);
-    $r->print('<tr><td><input type=radio name=version value="new"></td>'.
-              '<th>Current</th><td>'.localtime($rmtime).
-           '</td><td><a href="'.$urldir.$main.'.'.$suffix.'.meta" target=cat>'.
-              'Metadata current version</a></td></tr></table><p>'.
-           '<font size=+1 color=red>Retrieval of an old version will '.
-           'overwrite the file currently in construction space</font><p>'.
-           '<input type=submit value="Retrieve version"></form>');
+    return $datatoken;
 }
 
-sub phasetwo {
+
+sub phaseone {
     my ($r,$fn,$uname,$udom)=@_;
-    if ($ENV{'form.version'}) {
-        my $version=$ENV{'form.version'};
-	if ($version eq 'new') {
-	    $r->print('<h3>Retrieving current (most recent) version</h3>');
-        } else {
-            $r->print('<h3>Retrieving old version '.$version.'</h3>');
-        }
-        my $logfile;
-        my $ctarget='/home/'.$uname.'/public_html'.$fn;
-        my $vfn=$fn;
-        if ($version ne 'new') {
-	    $vfn=~s/\.(\w+)$/\.$version\.$1/;
-        }
-        my $csource=$r->dir_config('lonDocRoot').'/res/'.$udom.'/'.$uname.$vfn;
-        unless ($logfile=Apache::File->new('>>'.$ctarget.'.log')) {
-	  $r->print(
-         '<font color=red>No write permission to user directory, FAIL</font>');
-        }
-        print $logfile 
-"\n\n================= Retrieve ".localtime()." ================\n".
-"Version: $version\nSource: $csource\nTarget: $ctarget\n";
-        $r->print('<p>Copying file: ');
-        if (copy($csource,$ctarget)) {
-	    $r->print('ok<p>');
-            print $logfile "Copied sucessfully.\n\n";
-        } else {
-            my $error=$!;
-	    $r->print('fail, '.$error.'<p>');
-            print $logfile "Copy failed: $error\n\n";
-        }
-        $r->print('<font size=+2><a href="/priv/'.$uname.$fn.
-                  '">Back to '.$fn.'</a></font>'); 
+    $fn=~s/\/[^\/]+$//;
+    $fn=~s/([^\/])$/$1\//;
+    $fn.=$ENV{'form.upfile.filename'};
+    $fn=~s/^\///;
+    $fn=~s/(\/)+/\//g;
+
+    if (($fn) && ($fn!~/\/$/)) {
+      $r->print(
+ '<form action=/adm/upload method=post>'.
+ '<input type=hidden name=phase value=two>'.
+ '<input type=hidden name=datatoken value="'.&upfile_store.'">'.
+ 'Store uploaded file as '.
+ '<input type=text size=50 name=filename value="/priv/'.
+  $uname.'/'.$fn.'"><br>'.
+ '<input type=submit value="Store"></form>');
+  } else {
+      $r->print('<font color=red>Illegal filename.</font>');
+  }
+}
+
+sub phasetwo {
+   my ($r,$fn,$uname,$udom)=@_;
+   if ($fn=~/^\/priv\/$uname\//) { 
+    my $tfn=$fn;
+    $tfn=~s/^\/(\~|priv)\/(\w+)//;
+    my $target='/home/'.$uname.'/public_html'.$tfn;
+    my $datatoken=$ENV{'form.datatoken'};
+    if (($fn) && ($datatoken)) {
+	if ((-e $target) && ($ENV{'form.override'} ne 'Yes')) {
+           $r->print(
+ '<form action=/adm/upload method=post>'.
+ 'File <tt>'.$fn.'</tt> exists. Overwrite? '.
+ '<input type=hidden name=phase value=two>'.
+ '<input type=hidden name=filename value="'.$fn.'">'.
+ '<input type=hidden name=datatoken value="'.$datatoken.'">'.
+ '<input type=submit name=override value="Yes"></form>');
+       } else {
+           my $source=$r->dir_config('lonDaemons').
+	                             '/tmp/'.$datatoken.'.tmp';
+           if (copy($source,$target)) {
+	      $r->print('File copied.');
+              $r->print('<p><font size=+2><a href="'.$fn.
+                        '">View file</a></font>');
+	   } else {
+              $r->print('Failed to copy: '.$!);
+	   }
+       }
     } else {
        $r->print(
-   '<font size=+1 color=red>Please pick a version to retrieve</font><p>');
+   '<font size=+1 color=red>Please pick a filename</font><p>');
        &phaseone($r,$fn,$uname,$udom);
     }
+  } else {
+    $r->print(
+   '<font size=+1 color=red>Please pick a filename</font><p>');
+    &phaseone($r,$fn,$uname,$udom);
+  }
 }
 
 sub handler {
 
   my $r=shift;
 
+  my $uname;
+  my $udom;
+
+  unless (($uname,$udom)=
+    &Apache::loncacc::constructaccess(
+             $ENV{'form.filename'},$r->dir_config('lonDefDomain'))) {
+     $r->log_reason($uname.' at '.$udom.
+         ' trying to publish file '.$ENV{'form.filename'}.
+         ' - not authorized', 
+         $r->filename); 
+     return HTTP_NOT_ACCEPTABLE;
+  }
+
   my $fn;
 
   if ($ENV{'form.filename'}) {
       $fn=$ENV{'form.filename'};
-      $fn=~s/^http\:\/\/[^\/]+\/\~(\w+)//;
+      $fn=~s/^http\:\/\/[^\/]+\/(\~|priv\/)(\w+)//;
   } else {
      $r->log_reason($ENV{'user.name'}.' at '.$ENV{'user.domain'}.
-         ' unspecified filename for retrieval', $r->filename); 
+         ' unspecified filename for upload', $r->filename); 
      return HTTP_NOT_FOUND;
   }
 
-  unless ($fn) { 
-     $r->log_reason($ENV{'user.name'}.' at '.$ENV{'user.domain'}.
-         ' trying to retrieve non-existing file', $r->filename); 
-     return HTTP_NOT_FOUND;
-  } 
-
 # ----------------------------------------------------------- Start page output
 
-  my $uname=$ENV{'user.name'};
-  my $udom=$ENV{'user.domain'};
 
   $r->content_type('text/html');
   $r->send_http_header;
@@ -151,7 +145,13 @@ sub handler {
    '<body bgcolor="#FFFFFF"><img align=right src=/adm/lonIcons/lonlogos.gif>');
 
   
-  $r->print('<h1>Retrieve previous versions of <tt>'.$fn.'</tt></h1>');
+  $r->print('<h1>Upload file to Construction Space</h1>');
+  
+  if (($uname ne $ENV{'user.name'}) || ($udom ne $ENV{'user.domain'})) {
+          $r->print('<h3><font color=red>Co-Author: '.$uname.' at '.$udom.
+               '</font></h3>');
+  }
+
 
   if ($ENV{'form.phase'} eq 'two') {
       &phasetwo($r,$fn,$uname,$udom);