--- loncom/lonnet/perl/lonnet.pm	2007/01/03 02:00:38	1.821
+++ loncom/lonnet/perl/lonnet.pm	2007/01/18 21:02:06	1.828
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # TCP networking package
 #
-# $Id: lonnet.pm,v 1.821 2007/01/03 02:00:38 raeburn Exp $
+# $Id: lonnet.pm,v 1.828 2007/01/18 21:02:06 www Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -1176,6 +1176,7 @@ sub repcopy {
     }
     $filename=~s/[\n\r]//g;
     my $transname="$filename.in.transfer";
+# FIXME: this should flock
     if ((-e $filename) || (-e $transname)) { return 'ok'; }
     my $remoteurl=subscribe($filename);
     if ($remoteurl =~ /^con_lost by/) {
@@ -1701,15 +1702,10 @@ sub removeuserfile {
         if (($fname !~ /\.meta$/) && (&is_portfolio_file($fname))) {
             my $metafile = $fname.'.meta';
             my $metaresult = &removeuserfile($docuname,$docudom,$metafile); 
-            my ($group,$file);
-            if ($fname =~ /^groups\/(\w+)\/portfolio(\/.+)$/) {
-                $group = $1;
-                $file = $2;
-            } elsif ($fname =~ /^portfolio(\/.+)$/) {
-                $file = $1;
-            }
+	    my $url = "/uploaded/$docudom/$docuname/$fname";
+            my ($file,$group) = (&parse_portfolio_url($url))[3,4];
             my $sqlresult = 
-                &update_portfolio_table($docuname,$docudom,$group.$file,
+                &update_portfolio_table($docuname,$docudom,$file,
                                         'portfolio_metadata',$group,
                                         'delete');
         }
@@ -1734,15 +1730,10 @@ sub renameuserfile {
             my $newmeta = $new.'.meta';
             my $metaresult = 
                 &renameuserfile($docuname,$docudom,$oldmeta,$newmeta);
-            my ($group,$file);
-            if ($old =~ /^groups\/(\w+)\/portfolio(\/.+)$/) {
-                $group = $1;
-                $file = $2;
-            } elsif ($old =~ /^portfolio(\/.+)$/) {
-                $file = $1;
-            }
+	    my $url = "/uploaded/$docudom/$docuname/$old";
+            my ($file,$group) = (&parse_portfolio_url($url))[3,4];
             my $sqlresult = 
-                &update_portfolio_table($docuname,$docudom,$group.$file,
+                &update_portfolio_table($docuname,$docudom,$file,
                                         'portfolio_metadata',$group,
                                         'delete');
         }
@@ -3070,7 +3061,23 @@ sub dump {
 
 sub dumpstore {
    my ($namespace,$udomain,$uname,$regexp,$range)=@_;
-   return &dump($namespace,$udomain,$uname,$regexp,$range);
+   if (!$udomain) { $udomain=$env{'user.domain'}; }
+   if (!$uname) { $uname=$env{'user.name'}; }
+   my $uhome=&homeserver($uname,$udomain);
+   if ($regexp) {
+       $regexp=&escape($regexp);
+   } else {
+       $regexp='.';
+   }
+   my $rep=&reply("dump:$udomain:$uname:$namespace:$regexp:$range",$uhome);
+   my @pairs=split(/\&/,$rep);
+   my %returnhash=();
+   foreach my $item (@pairs) {
+       my ($key,$value)=split(/=/,$item,2);
+       next if ($key =~ /^error: 2 /);
+       $returnhash{$key}=&thaw_unescape($value);
+   }
+   return %returnhash;
 }
 
 # -------------------------------------------------------------- keys interface
@@ -3104,7 +3111,7 @@ sub currentdump {
    if ($rep eq "unknown_cmd") { 
        # an old lond will not know currentdump
        # Do a dump and make it look like a currentdump
-       my @tmp = &dump($courseid,$sdom,$sname,'.');
+       my @tmp = &dumpstore($courseid,$sdom,$sname,'.');
        return if ($tmp[0] =~ /^(error:|no_such_host)/);
        my %hash = @tmp;
        @tmp=();
@@ -3129,6 +3136,8 @@ sub convert_dump_to_currentdump{
     # we might run in to problems with parameter names =~ /^v\./
     while (my ($key,$value) = each(%hash)) {
         my ($v,$symb,$param) = split(/:/,$key);
+	$symb  = &unescape($symb);
+	$param = &unescape($param);
         next if ($v eq 'version' || $symb eq 'keys');
         next if (exists($returnhash{$symb}) &&
                  exists($returnhash{$symb}->{$param}) &&
@@ -3541,12 +3550,12 @@ sub parse_portfolio_url {
 
     my ($type,$udom,$unum,$group,$file_name);
     
-    if ($url =~  m-^/*uploaded/($match_domain)/($match_username)/portfolio(/.+)$-) {
+    if ($url =~  m-^/*(?:uploaded|editupload)/($match_domain)/($match_username)/portfolio(/.+)$-) {
 	$type = 1;
         $udom = $1;
         $unum = $2;
         $file_name = $3;
-    } elsif ($url =~ m-^/*uploaded/($match_domain)/($match_courseid)/groups/([^/]+)/portfolio/(.+)$-) {
+    } elsif ($url =~ m-^/*(?:uploaded|editupload)/($match_domain)/($match_courseid)/groups/([^/]+)/portfolio/(.+)$-) {
 	$type = 2;
         $udom = $1;
         $unum = $2;
@@ -5308,6 +5317,53 @@ sub modify_access_controls {
     return ($outcome,$deloutcome,\%new_values,\%translation);
 }
 
+sub make_public_indefinitely {
+    my ($requrl) = @_;
+    my $now = time;
+    my $action = 'activate';
+    my $aclnum = 0;
+    if (&is_portfolio_url($requrl)) {
+        my (undef,$udom,$unum,$file_name,$group) =
+            &parse_portfolio_url($requrl);
+        my $current_perms = &get_portfile_permissions($udom,$unum);
+        my %access_controls = &get_access_controls($current_perms,
+                                                   $group,$file_name);
+        foreach my $key (keys(%{$access_controls{$file_name}})) {
+            my ($num,$scope,$end,$start) = 
+                ($key =~ /^([^:]+):([a-z]+)_(\d*)_?(\d*)$/);
+            if ($scope eq 'public') {
+                if ($start <= $now && $end == 0) {
+                    $action = 'none';
+                } else {
+                    $action = 'update';
+                    $aclnum = $num;
+                }
+                last;
+            }
+        }
+        if ($action eq 'none') {
+             return 'ok';
+        } else {
+            my %changes;
+            my $newend = 0;
+            my $newstart = $now;
+            my $newkey = $aclnum.':public_'.$newend.'_'.$newstart;
+            $changes{$action}{$newkey} = {
+                type => 'public',
+                time => {
+                    start => $newstart,
+                    end   => $newend,
+                },
+            };
+            my ($outcome,$deloutcome,$new_values,$translation) =
+                &modify_access_controls($file_name,\%changes,$udom,$unum);
+            return $outcome;
+        }
+    } else {
+        return 'invalid';
+    }
+}
+
 #------------------------------------------------------Get Marked as Read Only
 
 sub get_marked_as_readonly {
@@ -7103,60 +7159,65 @@ sub repcopy_userfile {
     if ($file =~ m|^/home/httpd/html/lonUsers/|) { return 'ok'; }
     my ($cdom,$cnum,$filename) = 
 	($file=~m|^\Q$perlvar{'lonDocRoot'}\E/+userfiles/+($match_domain)/+($match_name)/+(.*)|);
-    my ($info,$rtncode);
     my $uri="/uploaded/$cdom/$cnum/$filename";
     if (-e "$file") {
+# we already have a local copy, check it out
 	my @fileinfo = stat($file);
+	my $rtncode;
+	my $info;
 	my $lwpresp = &getuploaded('HEAD',$uri,$cdom,$cnum,\$info,\$rtncode);
 	if ($lwpresp ne 'ok') {
+# there is no such file anymore, even though we had a local copy
 	    if ($rtncode eq '404') {
 		unlink($file);
 	    }
-	    #my $ua=new LWP::UserAgent;
-	    #my $request=new HTTP::Request('GET',&tokenwrapper($uri));
-	    #my $response=$ua->request($request);
-	    #if ($response->is_success()) {
-	#	return $response->content;
-	#    } else {
-	#	return -1;
-	#    }
 	    return -1;
 	}
 	if ($info < $fileinfo[9]) {
+# nice, the file we have is up-to-date, just say okay
 	    return 'ok';
+	} else {
+# the file is outdated, get rid of it
+	    unlink($file);
 	}
-	$info = '';
-	$lwpresp = &getuploaded('GET',$uri,$cdom,$cnum,\$info,\$rtncode);
-	if ($lwpresp ne 'ok') {
-	    return -1;
-	}
-    } else {
-	my $lwpresp = &getuploaded('GET',$uri,$cdom,$cnum,\$info,\$rtncode);
-	if ($lwpresp ne 'ok') {
-	    my $ua=new LWP::UserAgent;
-	    my $request=new HTTP::Request('GET',&tokenwrapper($uri));
-	    my $response=$ua->request($request);
-	    if ($response->is_success()) {
-		$info=$response->content;
-	    } else {
-		return -1;
-	    }
-	}
-	my @parts = ($cdom,$cnum); 
-	if ($filename =~ m|^(.+)/[^/]+$|) {
-	    push @parts, split(/\//,$1);
-	}
-	my $path = $perlvar{'lonDocRoot'}.'/userfiles';
-	foreach my $part (@parts) {
-	    $path .= '/'.$part;
-	    if (!-e $path) {
-		mkdir($path,0770);
-	    }
+    }
+# one way or the other, at this point, we don't have the file
+# construct the correct path for the file
+    my @parts = ($cdom,$cnum); 
+    if ($filename =~ m|^(.+)/[^/]+$|) {
+	push @parts, split(/\//,$1);
+    }
+    my $path = $perlvar{'lonDocRoot'}.'/userfiles';
+    foreach my $part (@parts) {
+	$path .= '/'.$part;
+	if (!-e $path) {
+	    mkdir($path,0770);
 	}
     }
-    open(FILE,">$file");
-    print FILE $info;
-    close(FILE);
+# now the path exists for sure
+# get a user agent
+    my $ua=new LWP::UserAgent;
+    my $transferfile=$file.'.in.transfer';
+# FIXME: this should flock
+    if (-e $transferfile) { return 'ok'; }
+    my $request;
+    $uri=~s/^\///;
+    if (&homeserver($cnum,$cdom) eq $perlvar{'lonHostID'}) {
+# if this is my own server, get it via tokenwrapper
+        $request=new HTTP::Request('GET',&tokenwrapper('/'.$uri));
+    } else {
+# get it from another server, raw request
+	$request=new HTTP::Request('GET','http://'.$hostname{&homeserver($cnum,$cdom)}.'/raw/'.$uri);
+    }
+    my $response=$ua->request($request,$transferfile);
+# did it work?
+    if ($response->is_error()) {
+	unlink($transferfile);
+	&logthis("Userfile repcopy failed for $uri");
+	return -1;
+    }
+# worked, rename the transfer file
+    rename($transferfile,$file);
     return 'ok';
 }
 
@@ -7178,6 +7239,10 @@ sub tokenwrapper {
     }
 }
 
+# call with reqtype HEAD: get last modification time
+# call with reqtype GET: get the file contents
+# Do not call this with reqtype GET for large files! It loads everything into memory
+#
 sub getuploaded {
     my ($reqtype,$uri,$cdom,$cnum,$info,$rtncode) = @_;
     $uri=~s/^\///;
@@ -7294,6 +7359,29 @@ sub current_machine_ids {
     return @ids;
 }
 
+sub additional_machine_domains {
+    my @domains;
+    open(my $fh,"<$perlvar{'lonTabDir'}/expected_domains.tab");
+    while( my $line = <$fh>) {
+        $line =~ s/\s//g;
+        push(@domains,$line);
+    }
+    return @domains;
+}
+
+sub default_login_domain {
+    my $domain = $perlvar{'lonDefDomain'};
+    my $testdomain=(split(/\./,$ENV{'HTTP_HOST'}))[0];
+    foreach my $posdom (&current_machine_domains(),
+                        &additional_machine_domains()) {
+        if (lc($posdom) eq lc($testdomain)) {
+            $domain=$posdom;
+            last;
+        }
+    }
+    return $domain;
+}
+
 # ------------------------------------------------------------- Declutters URLs
 
 sub declutter {
@@ -7466,7 +7554,7 @@ sub get_iphost {
 	if (!exists($name_to_ip{$name})) {
 	    $ip = gethostbyname($name);
 	    if (!$ip || length($ip) ne 4) {
-		&logthis("Skipping host $id name $name no IP found\n");
+		&logthis("Skipping host $id name $name no IP found");
 		next;
 	    }
 	    $ip=inet_ntoa($ip);