X-Git-Url: https://git.treefish.org/fex.git/blobdiff_plain/97b87610331f53e756d032ad21db786037f921a1..e5c93609849bda051fff54b5d5265af5608c6c69:/htdocs/download/fexsend?ds=inline

diff --git a/htdocs/download/fexsend b/htdocs/download/fexsend
index 16235b7..e746b66 100755
--- a/htdocs/download/fexsend
+++ b/htdocs/download/fexsend
@@ -37,7 +37,7 @@ our ($tpid,$frecipient);
 our ($FEXID,$FEXXX,$HOME);
 our (%alias);
 our $chunksize = 0;
-our $version = 20150729;
+our $version = 20150826;
 our $_0 = $0;
 our $DEBUG;
 
@@ -84,7 +84,7 @@ my %AB = ();		# server based address book
 my ($server,$port,$sid,$https);
 my $proxy = '';
 my $proxy_prefix = '';
-my $features = ''; 
+my $features = '';
 my $timeout = 30; 	# server timeout
 my $fexlist = "$tmpdir/fexlist";
 my ($usage,$hints);
@@ -142,18 +142,18 @@ EOD
 
   $hints = <<EOD;
 $0 hints and more options:
-  
+
 usage: $0 [options] file recipient(s)
 
 Recipient can be a comma separated address list. Example:
   $0 big.file framstag\@rus.uni-stuttgart.de,webmaster\@flupp.org
 
-Recipient can be an alias from your server address book 
+Recipient can be an alias from your server address book
 (use "$0 -A" to edit it). Example:
   $0 big.file framstag
 
 Recipient can be a SKEY URL, which you have received from a regular F*EX user.
-When using this URL you are a subuser of this full user and the file will be 
+When using this URL you are a subuser of this full user and the file will be
 sent to him. Example:
   $0 big.file http://fex.rus.uni-stuttgart.de/fup?skey=4285f8cdd881626524fba686d5f0a83a
 
@@ -162,10 +162,10 @@ Using this URL you are a member of his group and the file will be sent to all
 members of this group. Example:
   $0 big.file http://fex.rus.uni-stuttgart.de/fup?gkey=50d26547b1e8c1110beb8748fc1d9444
 
-When you use "FEX-URL/anonymous" as recipient and your F*EX administrator has 
+When you use "FEX-URL/anonymous" as recipient and your F*EX administrator has
 allowed anonymous upload for your IP address then no auth-ID is needed.
-    
-"." as recipient means fex to yourself and show immediately the download URL 
+
+"." as recipient means fex to yourself and show immediately the download URL
 (no notification e-mail will be sent). Example:
   $0 software.tar .
 
@@ -188,8 +188,8 @@ Additional special options:
   -F activates female mode
   -U show authorized URL
   -+ is an undocumented feature - test it :-)
-    
-To manage your subuser and groups or forward or redirect files, use a 
+
+To manage your subuser and groups or forward or redirect files, use a
 webbrowser with the URL from "$0 -U", e.g.:  firefox \$($0 -U)
 
 If you want to copy-forward an already uploaded file to another recipient,
@@ -202,7 +202,7 @@ Where # is the file number.
 You can list an uploaded file in more detail with
   $0 -l #
 Where # is the file number.
-  
+
 If you want to modify the keep time, comment or auto-delete behaviour of an
 already uploaded file then you first have to query the file number with:
   $0 -l
@@ -211,12 +211,12 @@ and then for example set the keep time to 30 days with:
 Where # is the file number.
 
 With option -a you can send several files or whole directories within a single
-archive file. The archive types tar and tgz are build on-the-fly (streaming) 
+archive file. The archive types tar and tgz are build on-the-fly (streaming)
 whereas archive types zip and 7z need a temporary archive file on local disk.
 
 With option -s you can send any data coming from a pipe (STDIN) as a file
 without wasting local disc space.
- 
+
 With option -X you can specify any parameter, e.g.: -X autodelete=yes
 
 For HTTPS you can set the environment variables:
@@ -225,17 +225,17 @@ SSLVERSION=TLSv1            # this is the default
 SSLCAPATH=/etc/ssl/certs    # path to trusted (root) certificates
 SSLCAFILE=/etc/ssl/cert.pem # file with trusted (root) certificates
 SSLCIPHERLIST=HIGH:!3DES    # see http://www.openssl.org/docs/apps/ciphers.html
-  
+
 Partner program xx is an internet clipboard. See: xx -h
-  
+
 Partner program fexget is for downloading. See: fexget -h
-  
-For temporary usage of a HTTP proxy use: 
+
+For temporary usage of a HTTP proxy use:
   $0 -P your_proxy:port:chunksize_in_MB file recipient
 Example:
   $0 -P wwwproxy.uni-stuttgart.de.de:8080:1024 4GB.tar .
-  
-For temporary usage of an alternative F*EX server or user use: 
+
+For temporary usage of an alternative F*EX server or user use:
   FEXID="FEXSERVER USER AUTHID" $0 file recipient
 Example:
   FEXID="fex.flupp.org gaga\@flupp.org blubb" $0 big.file framstag\@rus.uni-stuttgart.de
@@ -251,12 +251,12 @@ You can define aliases (and optional fexsend options) in \$HOME/.fex/config.pl:
 fexsend also respects aliases in $HOME/.mutt/aliases
 The alias priority is (descending):
 \$HOME/.fex/config.pl
-\$HOME/.mutt/aliases 
-fexserver address book  
+\$HOME/.mutt/aliases
+fexserver address book
 
 In \$HOME/.fex/config.pl you can also set the SSL* environment variables and the
 \$opt_* variables, e.g.:
-  
+
 \$ENV{SSLVERSION} = 'TLSv1';
 \${'opt_+'} = 1;
 \$opt_m = 200;
@@ -270,7 +270,7 @@ my @rcamel = (
  *=(  __  /
     \\\\/\\\\/
 ',
-'    \\\\/\\\\/ 
+'    \\\\/\\\\/
 ',
 '   //\\\\//\\\\
 ');
@@ -314,18 +314,18 @@ if ($xx) {
   $opt_u = $opt_f = $opt_a = $opt_C = $opt_i = $opt_b = $opt_P = $opt_X = '';
   $opt_s = $opt_r = '';
   $_ = "$fexhome/config.pl"; require if -f;
-  getopts('hHvcdognVDKlILUARWMFzZqQS@!+./r:m:k:u:f:a:s:C:i:b:P:x:X:N:=:#:') 
+  getopts('hHvcdognVDKlILUARWMFzZqQS@!+./r:m:k:u:f:a:s:C:i:b:P:x:X:N:=:#:')
     or die $usage;
 
   if ($opt_H) {
     print $hints;
     exit;
   }
-  
+
   if ($opt_V) {
     print "Version: $version\n";
   }
-  
+
   if ($opt_K and $opt_D) {
     die "$0: you cannot use both options -D and -K\n";
   }
@@ -352,7 +352,7 @@ if ($xx) {
   }
 
   # $opt_C is COMMENT command in F*EX protocol
-  $opt_C =    
+  $opt_C =
     ($opt_d)		? 'DELETE':
     ($opt_l or $opt_L)	? 'LIST':
     ($opt_Q)		? 'CHECKQUOTA':
@@ -361,8 +361,8 @@ if ($xx) {
     ($opt_z)		? 'SENDLOG':
     (${'opt_!'})	? 'FOPLOG':
   $opt_C;
-  
-  $opt_D =     
+
+  $opt_D =
     ($opt_D) ? 'DELAY':
     ($opt_K) ? 'NO':
   $opt_D;
@@ -385,7 +385,7 @@ if ($opt_R) {
 
 die $usage if $opt_m and $opt_m !~ /^\d+/;
 
-if ($opt_P) { 
+if ($opt_P) {
   if ($opt_P =~ /^([\w.-]+:\d+)(:(\d+))?/) {
     $proxy = $1;
     $chunksize = $3 || 0;
@@ -419,7 +419,7 @@ if ($xx) {
       unlink $idf.'xx';
     }
   }
-  
+
   # special xx ID?
   if ($FEXXX = $ENV{FEXXX}) {
     $FEXXX = decode_b64($FEXXX) if $FEXXX !~ /\s/;
@@ -434,7 +434,7 @@ if ($xx) {
     }
     close $idf;
   }
-  
+
 } else {
 
   # alternativ ID?
@@ -453,7 +453,7 @@ if ($xx) {
 }
 
 if ($opt_I) {
-  if ($xx) { &show_id } 
+  if ($xx) { &show_id }
   else     { &init_id }
   exit;
 }
@@ -472,15 +472,15 @@ if (@ARGV > 1 and $ARGV[-1] =~ /(^|\/)anonymous/) {
 } else {
 
   $fexcgi = $opt_u if $opt_u;
-  
+
   if (not -e $idf and not ($fexcgi and $from and $id)) {
     die "$0: no ID file $idf found, use \"fexsend -I\" to create it\n";
   }
-  
+
   unless ($fexcgi) {
     die "$0: no FEX URL found, use \"$0 -u URL\" or \"$0 -I\"\n";
   }
-  
+
   unless ($from and $id) {
     die "$0: no sender found, use \"$0 -f FROM:ID\" or \"$0 -I\"\n";
   }
@@ -499,8 +499,8 @@ $port = 443 if $server =~ s{https://}{};
 $port = $1  if $server =~ s/:(\d+)//;
 
 if ($port == 443) {
-  # $opt_s and die "$0: cannot use -s with https due to stunnel bug\n"; 
-  # $opt_g and die "$0: cannot use -g with https due to stunnel bug\n"; 
+  # $opt_s and die "$0: cannot use -s with https due to stunnel bug\n";
+  # $opt_g and die "$0: cannot use -g with https due to stunnel bug\n";
   $https = $port;
 }
 
@@ -525,7 +525,7 @@ if ($xx) {
     $transferfile = "$tmpdir/xx:$1";
     shift @ARGV;
   }
-  open my $lock,'>>',$transferfile 
+  open my $lock,'>>',$transferfile
     or die "$0: cannot write $transferfile - $!\n";
   flock($lock,LOCK_EX|LOCK_NB)
     or die "$0: $transferfile is locked by another process\n";
@@ -536,7 +536,7 @@ if ($xx) {
     &send_xx($transferfile);
   }
   exit;
-} 
+}
 
 # regular fexsend
 
@@ -560,16 +560,16 @@ unless ($skey or $gkey or $anonymous) {
 }
 
 if    ($opt_V and not @ARGV)    	{ exit }
-if    ($opt_f) 				{ &forward } 
-elsif ($opt_x) 				{ &modify } 
-elsif ($opt_N) 				{ &renotify } 
-elsif ($opt_Q) 				{ &query_quotas } 
-elsif ($opt_S) 				{ &query_settings } 
-elsif ($opt_l or $opt_L)		{ &list } 
-elsif ($opt_U)				{ &show_URL } 
-elsif ($opt_z or $opt_Z or ${'opt_!'})	{ &get_log } 
+if    ($opt_f) 				{ &forward }
+elsif ($opt_x) 				{ &modify }
+elsif ($opt_N) 				{ &renotify }
+elsif ($opt_Q) 				{ &query_quotas }
+elsif ($opt_S) 				{ &query_settings }
+elsif ($opt_l or $opt_L)		{ &list }
+elsif ($opt_U)				{ &show_URL }
+elsif ($opt_z or $opt_Z or ${'opt_!'})	{ &get_log }
 elsif ($opt_A)				{ edit_address_book($from) }
-elsif (${'opt_@'})			{ &show_address_book } 
+elsif (${'opt_@'})			{ &show_address_book }
 elsif ($opt_d and $anonymous)		{ &purge }
 elsif ($opt_d and $ARGV[-1] =~ /^\d+$/)	{ &delete }
 else 					{ &send_fex }
@@ -581,14 +581,14 @@ exit;
 sub init_id {
   my $tag;
   my $proxy = '';
-  
+
   if ($opt_I) {
     $tag = shift @ARGV;
     die $usage if @ARGV;
   }
-  
+
   $fexcgi = $from = $id = '';
-  
+
   unless (-d $fexhome) {
     mkdir $fexhome,0700 or die "$0: cannot create FEXHOME $fexhome - $!\n";
   }
@@ -621,7 +621,7 @@ sub init_id {
   }
 
   if ($tag and $tag eq '.') { exec $ENV{EDITOR}||'vi',$idf }
-  
+
   if ($tag) { print "F*EX server URL for [$tag]: " }
   else      { print "F*EX server URL: " }
   $fexcgi = <STDIN>;
@@ -643,11 +643,11 @@ sub init_id {
   print "proxy address (hostname:port or empty if none): ";
   $proxy = <STDIN>;
   $proxy =~ s/[\s\n]//g;
-  if ($proxy =~ /^[\w.-]+:\d+$/) { 
+  if ($proxy =~ /^[\w.-]+:\d+$/) {
     $proxy = "!$proxy";
-  } elsif ($proxy =~ /\S/) { 
+  } elsif ($proxy =~ /\S/) {
     die "wrong proxy address format\n";
-  } else { 
+  } else {
     $proxy = "";
   }
   if ($proxy) {
@@ -783,12 +783,12 @@ sub send_xx {
   my $transferfile = shift;
   my $file = '';
   my (@r,@tar);
-  
+
   $SIG{PIPE} = $SIG{INT} = sub {
     unlink $transferfile;
     exit 3;
   };
-  
+
   if ($0 eq 'xxx') { @tar = qw'tar -cv' }
   else             { @tar = qw'tar -cvz' }
 
@@ -798,7 +798,7 @@ sub send_xx {
       shelldo("cat >> $transferfile");
     } elsif (@ARGV) {
       print "making tar transfer file $transferfile :\n";
-      # single file? then add this directly 
+      # single file? then add this directly
       if (scalar @ARGV == 1) {
         my ($dir,$file);
         # strip path if not ending with /
@@ -831,10 +831,10 @@ sub send_xx {
   }
 
   die "$0: no transfer file\n" unless -s $transferfile;
-  
+
   serverconnect($server,$port);
   query_sid($server,$port);
-  
+
   @r = formdatapost(
     from	=> $from,
     to		=> $from,
@@ -843,7 +843,7 @@ sub send_xx {
     comment	=> 'NOMAIL',
     autodelete	=> $transferfile =~ /STDFEX/ ? 'NO' : 'DELAY',
   );
-  
+
   # open P,'|w3m -T text/html -dump' or die "$0: w3m - $!\n";
   # print P @r;
   http_response(@r);
@@ -852,7 +852,7 @@ sub send_xx {
       print "wget -O- $2 | tar xvzf -\n";
     }
   }
-  
+
   unlink $transferfile;
 }
 
@@ -867,7 +867,7 @@ sub query_quotas {
     from	=> $from,
     to		=> $from,
     id		=> $sid,
-    command	=> $opt_C, 
+    command	=> $opt_C,
   );
   die "$0: no response from fex server $server\n" unless @r;
   $_ = shift @r;
@@ -906,12 +906,12 @@ sub query_settings {
   print "auth-ID: $id\n";
   print "login URL: ";
   &show_URL;
-  
+
   @r = formdatapost(
     from	=> $from,
     to		=> $from,
     id		=> $sid,
-    command	=> $opt_C, 
+    command	=> $opt_C,
   );
   die "$0: no response from fex server $server\n" unless @r;
   $_ = shift @r;
@@ -987,7 +987,7 @@ sub list {
     @r = formdatapost(
       from	=> $from,
       to	=> $opt_l ? '*' : $from,
-      command	=> $opt_C, 
+      command	=> $opt_C,
     );
   }
   die "$0: no response from fex server $server\n" unless @r;
@@ -996,7 +996,7 @@ sub list {
     s:HTTP/[\d\. ]+::;
     die "$0: server response: $_\n";
   }
-  
+
   # list sent files
   if ($opt_l) {
     open $fexlist,">$fexlist" or die "$0: cannot write $fexlist - $!\n";
@@ -1021,8 +1021,8 @@ sub list {
       }
     }
     close $fexlist;
-  } 
-  
+  }
+
   # list received files
   if ($opt_L) {
     foreach (@r) {
@@ -1049,12 +1049,12 @@ sub show_URL {
 sub get_log {
   my (@r);
   local $_;
-  
+
   @r = formdatapost(
     from	=> $from,
     to		=> $from,
     id		=> $sid,
-    command	=> $opt_C, 
+    command	=> $opt_C,
   );
   die "$0: no response from fex server $server\n" unless @r;
   $_ = shift @r;
@@ -1071,7 +1071,7 @@ sub show_address_book {
   my (%AB,@r);
   my $alias;
   local $_;
-  
+
   %AB = query_address_book($server,$port,$from);
   foreach $alias (sort keys %AB) {
     next if $alias eq 'ADDRESS_BOOK';
@@ -1098,7 +1098,7 @@ sub delete {
   while (@ARGV) {
     $opt_d = shift @ARGV;
     die "$usage: $0 -d #\n" if $opt_d !~ /^\d+$/;
-  
+
     open $fexlist,$fexlist or die "$0: $fexlist - $!\n";
     while (<$fexlist>) {
       if (/^to (.+\@.+) :/) {
@@ -1149,7 +1149,7 @@ sub send_fex {
   my $transferfile;
   my @transferfiles;
   local $_;
-  
+
   if ($from =~ /^SUBUSER|GROUPMEMBER$/) {
     $to = '_';
   } else {
@@ -1185,7 +1185,7 @@ sub send_fex {
     }
   }
   @to = split(',',lc($to));
-  
+
   die $usage unless @ARGV or $opt_a or $opt_s;
   die $usage if $opt_s and @ARGV;
 
@@ -1212,9 +1212,9 @@ sub send_fex {
     }
   } elsif ($public) {
   } else {
-    
+
     query_sid($server,$port);
-    
+
     if ($from eq 'SUBUSER') {
       $skey = $sid;
       # die "skey=$skey\nid=$id\nsid=$sid\n";
@@ -1223,7 +1223,7 @@ sub send_fex {
     if ($from eq 'GROUPMEMBER') {
       $gkey = $sid;
     }
-    
+
     if ($to eq '.') {
       @to = ($from);
       $opt_C ||= 'NOMAIL';
@@ -1257,25 +1257,25 @@ sub send_fex {
           }
         }
         # alias in server address book?
-        elsif ($AB{$to}) {  
-          # do not substitute alias with expanded addresses because then 
+        elsif ($AB{$to}) {
+          # do not substitute alias with expanded addresses because then
           # keep and autodelete options from address book will get lost
           # $to = $AB{$to};
-        } 
+        }
         # look for mutt aliases
         elsif ($to !~ /@/ and $to ne $from) {
           $to = get_mutt_alias($to);
         }
       }
     }
-  
+
     $to = join(',',grep /./,@to) or exit;
     # warn "Server/User: $fexcgi/$from\n" unless $opt_q;
-  
+
     if (
       not $skey and not $gkey
       and $from ne $to
-      and $features =~ /CHECKRECIPIENT/ 
+      and $features =~ /CHECKRECIPIENT/
       and $opt_C !~ /^(DELETE|LIST|RECEIVEDLOG|SENDLOG|FOPLOG)$/
     ) {
       checkrecipient($from,$to);
@@ -1371,25 +1371,25 @@ sub send_fex {
     } else {
       die "$0: unknown archive format \"$atype\"\n";
     }
-    
+
     if (@transferfiles) {
-      
+
       # error in making transfer archive?
       if ($?) {
         unlink @transferfiles;
         die "$0: $! - aborting upload\n";
       }
-      
+
       # maybe timeout, so make new connect
       if (time-$t0 >= $timeout) {
         serverconnect($server,$port);
         query_sid($server,$port) unless $anonymous;
       }
-      
+
     }
-    
+
   } else {
-    
+
     unless (@ARGV) {
       if ($windoof) {
         &inquire;
@@ -1397,7 +1397,7 @@ sub send_fex {
         die $usage;
       }
     }
-    
+
     foreach (@ARGV) {
       my $file = $_;
       unless ($opt_d) {
@@ -1422,7 +1422,7 @@ sub send_fex {
       }
     }
   }
-  
+
   foreach my $file (@files) {
     sleep 1;    # do not overrun server!
     unless (-s $file or $opt_d or $opt_a or $opt_s) {
@@ -1437,7 +1437,7 @@ sub send_fex {
       file		=> $file,
       keep		=> $opt_k,
       comment		=> $opt_C,
-      autodelete	=> $opt_D, 
+      autodelete	=> $opt_D,
     );
 
     if (not @r or not grep /\w/,@r) {
@@ -1468,7 +1468,7 @@ sub send_fex {
         }
         if (/^(X-)?(Location.*)/i) {
           $location = $2;
-          if ($from eq $to or $from =~ /^\Q$to\E@/i 
+          if ($from eq $to or $from =~ /^\Q$to\E@/i
               or $nomail or $anonymous or $nonot) {
             print "$recipient\n";
             print "$location\n";
@@ -1488,7 +1488,7 @@ sub send_fex {
       }
     }
   }
-  
+
   # delete transfer tmp file
   unlink $transferfile if $transferfile;
 }
@@ -1499,7 +1499,7 @@ sub forward {
   my ($to,$n,$dkey,$file,$req);
   my ($status,$fp);
   local $_;
-  
+
   # look for single @ in arguments
   for (my $i=1; $i<$#ARGV; $i++) {
     if ($ARGV[$i] eq '@') {
@@ -1529,7 +1529,7 @@ sub forward {
     }
   }
   close $fexlist;
-  
+
   unless ($n) {
     die "$0: file #$opt_f not found in fexlist\n";
   }
@@ -1538,7 +1538,7 @@ sub forward {
 
   serverconnect($server,$port);
   query_sid($server,$port);
-  
+
   $req = "GET $proxy_prefix/fup?"
         ."from=$from&ID=$sid&to=$to&dkey=$dkey&command=FORWARD";
   $req .= "&comment=$opt_C"	if $opt_C;
@@ -1551,11 +1551,11 @@ sub forward {
   $fp = $file;
   $fp =~ s/[^\w_.-]/.+/g; # because of UTF8 filename
   $status = 1;
-  while (<$SH>) { 
+  while (<$SH>) {
     $status = 0 if /"$fp"/;
     print if $opt_v or /"$fp"/;
   }
-  
+
   if ($status) {
     die "$0: server failed, rerun command with option -v\n";
   }
@@ -1579,7 +1579,7 @@ sub renotify {
     }
   }
   close $fexlist;
-  
+
   unless ($n) {
     die "$0: file #$opt_N not found in fexlist\n";
   }
@@ -1588,7 +1588,7 @@ sub renotify {
 
   serverconnect($server,$port);
   query_sid($server,$port);
-  
+
   $req = "GET $proxy_prefix/fup?"
         ."from=$from&ID=$sid&dkey=$dkey&command=RENOTIFY"
         ." HTTP/1.1";
@@ -1603,7 +1603,7 @@ sub renotify {
       $file = $3;
     }
   }
-  
+
   if ($file) {
     print "notification e-mail for $file has been resent to $recipient\n";
   } else {
@@ -1613,7 +1613,7 @@ sub renotify {
       die "$0: server failed, rerun command with option -v\n";
     }
   }
-  
+
   exit;
 }
 
@@ -1622,10 +1622,10 @@ sub modify {
   my (@r);
   my ($n,$dkey,$file,$req);
   local $_;
-  
+
   die $usage if @ARGV;
   die $usage unless $opt_C or $opt_k or $opt_D;
-  
+
   open $fexlist,$fexlist or die "$0: $fexlist - $!\n";
   while (<$fexlist>) {
     if (/^\s*(\d+)\) (\w+) \[\d+ d\] (.+)/ and $1 eq $opt_x) {
@@ -1637,16 +1637,16 @@ sub modify {
     }
   }
   close $fexlist;
-  
+
   unless ($n) {
     die "$0: file #$opt_x not found in fexlist\n";
   }
 
   female_mode("modify file #$opt_x?") if $opt_F;
-  
+
   serverconnect($server,$port);
   query_sid($server,$port);
-  
+
   $req = "GET $proxy_prefix/fup?"
         ."from=$from&ID=$sid&dkey=$dkey&command=MODIFY";
   $req .= "&comment=$opt_C"	if $opt_C;
@@ -1655,14 +1655,14 @@ sub modify {
   $req .= " HTTP/1.1";
   sendheader("$server:$port",$req);
   http_response();
-  while (<$SH>) { 
+  while (<$SH>) {
     if ($opt_v) {
       print "<-- $_";
     } else {
       print if /\Q$file/;
     }
   }
-  
+
   exit;
 }
 
@@ -1671,31 +1671,31 @@ sub get_xx {
   my $transferfile = shift;
   my $ft = '';
   local $_;
-  
+
   # get transfer file from FEX server
   unless ($SH) {
     serverconnect($server,$port);
     query_sid($server,$port);
   }
-  
+
   xxget($from,$sid,$transferfile);
-  
+
   # empty file?
   unless (-s $transferfile) {
     unlink $transferfile;
     exit;
   }
-  
+
   # no further processing if delivering to pipe
   exec 'cat',$transferfile unless -t STDOUT;
-  
+
   if ($ft = `file $transferfile 2>/dev/null`) {
     if ($ft =~ /compressed/) {
       rename $transferfile,"$transferfile.gz";
       shelldo(ws("gunzip $transferfile.gz"));
     }
     $ft = `file $transferfile`;
-  } 
+  }
   # file command failed, so we look ourself into the file...
   elsif (open $transferfile,$transferfile) {
     read $transferfile,$_,4;
@@ -1737,7 +1737,7 @@ sub get_xx {
 
 
 sub formdatapost {
-  my %P = @_; 
+  my %P = @_;
   my ($boundary,$filename,$filesize,$length,$buf,$file,$fpsize,$resume,$seek);
   my ($flink);
   my (@hh,@hb,@r,@pv,$to);
@@ -1752,15 +1752,15 @@ sub formdatapost {
   local $_;
 
   if (defined($file = $P{file})) {
-    
+
     $to = $AB{$P{to}} || $P{to}; # for gpg
-    
+
     # special file: stream from STDIN
     if ($opt_s) {
       $filename = encode_utf8($file);
       $filesize = -1;
     }
-    
+
     # compression?
     if ($opt_c) {
       my ($if,$of);
@@ -1773,8 +1773,8 @@ sub formdatapost {
       $filesize = -s $transferfile;
       die "$0: cannot gzip $file\n" unless $filesize;
       $file = $transferfile;
-    } 
-    
+    }
+
     # special file: tar-on-the-fly
     if (not $windoof and $opt_a and $file =~ /(.+)\.(tar|tgz)$/) {
       $aname = $1;
@@ -1825,12 +1825,12 @@ sub formdatapost {
       $file = "$aname.$atype";
       $filename = encode_utf8($file);
       undef $SH; # force reconnect (timeout!)
-    } 
-    
+    }
+
     # single file
     else {
       $filename = encode_utf8(${'opt_='} || $file);
-    
+
       if ($windoof) {
         $filename =~ s/^[a-z]://;
         $filename =~ s/.*\\//;
@@ -1858,14 +1858,14 @@ sub formdatapost {
         }
       }
     }
-  
+
   } else {
     $file = $filename = '';
     $filesize = 0;
   }
 
   FORMDATAPOST:
-    
+
   @hh = (); # HTTP header
   @hb = (); # HTTP body
   @r = ();
@@ -1877,11 +1877,11 @@ sub formdatapost {
     serverconnect($server,$port);
     query_sid($server,$port) unless $anonymous;
   }
-  
+
   $P{id} = $sid; # ugly hack!
-  
+
   # ask server if this file has been already sent
-  if ($file and not $xx and not 
+  if ($file and not $xx and not
       ($opt_s or $opt_g or $opt_o or $opt_d or $opt_l or $opt_L or ${'opt_/'}))
   {
     ($seek,$location) = query_file($server,$port,$frecipient||$P{to},$P{from},
@@ -1900,9 +1900,9 @@ sub formdatapost {
       serverconnect($server,$port);
     }
   }
-  
+
   # file part size
-  if ($chunksize and $proxy and $port != 443 
+  if ($chunksize and $proxy and $port != 443
       and $filesize - $seek > $chunksize - $bs) {
     if ($features !~ /MULTIPOST/) {
       die sprintf("$0: server does not support chunked multi-POST needed for"
@@ -1915,7 +1915,7 @@ sub formdatapost {
   }
 
   $boundary = randstring(48);
-  
+
   $P{seek} = $seek;
   $P{filesize} = $filesize;
 
@@ -1938,7 +1938,7 @@ sub formdatapost {
       push @hb,encode_utf8($P{$v});
     }
   }
-  
+
   # at last, POST the file
   if ($file) {
     push @hb,"--$boundary";
@@ -2003,14 +2003,14 @@ sub formdatapost {
       sleep 3;
       goto FORMDATAPOST; # necessary: new $sid ==> new @hh
     };
-    
+
     unless ($opt_d or $flink) {
-      
+
       $t0 = $t2 = int(time);
       $tt = $t0-1;
       $t1 = 0;
       $tc = 0;
-      
+
       if ($opt_s) {
         if ($opt_g) {
           open $file,"gpg -e -r $to|" or die "$0: cannot run gpg - $!\n";
@@ -2055,10 +2055,10 @@ sub formdatapost {
         }
         binmode $file;
       }
-      
+
       $bytes = 0;
       autoflush $SH 0;
-      
+
       print $rcamel[0] if ${'opt_+'};
 
       $SIG{ALRM} = sub { retry("timed out") };
@@ -2114,21 +2114,21 @@ sub formdatapost {
       }
       close $file; # or die "$0: error while reading $file - $!\n";
       $tt = ($t2-$t0)||1;
-      
+
       print $rcamel[2] if ${'opt_+'};
-      
+
       # terminate tar verbose output job
       if ($tpid) {
         sleep 2;
         kill 9,$tpid;
         unlink $tarlist;
       }
-    
+
       unless ($opt_q) {
         if (not $chunksize and $bytes+$seek < $filesize) {
           die "$0: $file filesize has shrunk while uploading\n";
         }
-        
+
         if ($seek or $chunksize and $chunksize < $filesize) {
           if ($fpsize>2*M) {
             printf STDERR "%s: %d MB in %d s (%d kB/s)",
@@ -2170,13 +2170,13 @@ sub formdatapost {
                           int($bytes/k/$tt);
           }
         }
-        
+
         if (-t STDOUT and not ($opt_s or $opt_g)) {
           print STDERR "waiting for server ok..."
         }
       }
     }
-    
+
     autoflush $SH 1;
     print {$SH} "\r\n--$boundary--\r\n";
 
@@ -2193,7 +2193,7 @@ sub formdatapost {
       }
       return "X-Location: $location\n";
     }
-    
+
     if ($flink) {
       $bytes = -s $flink;
       if ($bytes>2*M) {
@@ -2208,8 +2208,8 @@ sub formdatapost {
   }
 
   # SuSe: Can't locate object method "BINMODE" via package "IO::Socket::SSL::SSL_HANDLE"
-  # binmode $SH,':utf8'; 
-  
+  # binmode $SH,':utf8';
+
   if (not $opt_q and $file and -t STDOUT) {
     print STDERR "\r                         \r";
   }
@@ -2219,7 +2219,7 @@ sub formdatapost {
     last if @r and $r[0] =~ / 204 / and /^$/ or /<\/html>/i;
     push @r,decode_utf8($_);
   }
-  
+
   if ($file) {
     close $SH;
     undef $SH;
@@ -2227,7 +2227,7 @@ sub formdatapost {
       goto FORMDATAPOST;
     }
   }
-  
+
   return @r;
 }
 
@@ -2305,7 +2305,7 @@ sub zip {
   }
   print $cmd,"\n" if $opt_v;
   open $cmd,"|$cmd" or die "$0: cannot create $zip - $!\n";
-  foreach (@_) { 
+  foreach (@_) {
     print {$cmd} $_."\n";
     print "  $_\n" if $opt_v;
   }
@@ -2318,7 +2318,7 @@ sub zip {
 sub getline {
   my $file = shift;
   local $_;
-  
+
   while (<$file>) {
     chomp;
     s/^#.*//;
@@ -2338,7 +2338,7 @@ sub query_file {
   my ($head,$location);
   my ($response,$fexsrv);
   local $_;
-  
+
   $to =~ s/,.*//;
   $to =~ s/:\w+=.*//;
   $to = $AB{$to} if $AB{$to};
@@ -2381,7 +2381,7 @@ sub query_file {
 
   # return true seek only if file is identified
   $seek = 0 if $qfileid and $qfileid ne $fileid;
-  
+
   return ($seek,$location);
 }
 
@@ -2392,7 +2392,7 @@ sub edit_address_book {
   my $ab = "$fexhome/ADDRESS_BOOK";
   my (%AB,@r);
   local $_;
-  
+
   die "$0: address book not available for subusers\n"      if $skey;
   die "$0: address book not available for group members\n" if $gkey;
 
@@ -2400,7 +2400,7 @@ sub edit_address_book {
 
   %AB = query_address_book($server,$port,$user);
   if ($AB{ADDRESS_BOOK} !~ /\w/) {
-    $AB{ADDRESS_BOOK} = 
+    $AB{ADDRESS_BOOK} =
       "# Format: alias e-mail-address # Comment\n".
       "# Example:\n".
       "framstag framstag\@rus.uni-stuttgart.de\n";
@@ -2408,22 +2408,22 @@ sub edit_address_book {
   open $ab,">$ab" or die "$0: cannot write to $ab - $!\n";
   print {$ab} $AB{ADDRESS_BOOK};
   close $ab;
-  
+
   system $editor,$ab;
   exit unless -s $ab;
 
   $opt_o = $opt_A;
-  
+
   serverconnect($server,$port);
   query_sid($server,$port);
-  
+
   @r = formdatapost(
  	from		=> $user,
         to		=> $user,
         id		=> $sid,
         file		=> $ab,
   );
-  
+
   unlink $ab,$ab.'~';
 }
 
@@ -2438,7 +2438,7 @@ sub query_address_book {
     serverconnect($server,$port);
     query_sid($server,$port);
   }
-  
+
   $req = "GET $proxy_prefix/fop/$user/$user/ADDRESS_BOOK?ID=$sid HTTP/1.1";
   sendheader("$server:$port",$req);
   $_ = <$SH>;
@@ -2465,7 +2465,7 @@ sub query_address_book {
     last if /^$/;
     $cl = $1 if /^Content-Length: (\d+)/;
   }
-  
+
   if ($cl) {
     while (<$SH>) {
       $b += length;
@@ -2495,9 +2495,9 @@ sub query_address_book {
       last if $b >= $cl;
     }
   }
-  
+
   $AB{ADDRESS_BOOK} = $ab;
-  
+
   return %AB;
 }
 
@@ -2528,7 +2528,7 @@ sub query_sid {
   }
   s/\r//;
   print "<-- $_" if $opt_v;
-    
+
   if (/^HTTP.* [25]0[01] /) {
     if (not $proxy and $port ne 443 and /^HTTP.* 201 (.+)/) {
       $sid = 'MD5H:'.md5_hex($id.$1);
@@ -2555,13 +2555,13 @@ sub query_sid {
     serverconnect($server,$port);
     $sid = $id;
   }
-  
+
   # warn "proxy: $proxy\n";
   if ($proxy) {
     serverconnect($server,$port);
     $sid = $id;
   }
-  
+
 }
 
 
@@ -2587,13 +2587,13 @@ sub xxget {
   }
 
   die "$0: no Content-Length in server-reply\n" unless $cl;
-  
+
   open F,">$save" or die "$0: cannot write to $save - $!\n";
   binmode F;
-  
+
   $t0 = $t1 = int(time);
   $tso = '';
-  
+
   while ($b = read($SH,$_,$bs)) {
     $B += $b;
     print F;
@@ -2607,7 +2607,7 @@ sub xxget {
     }
     sleep 1 while ($opt_m and $B/k/(time-$t0||1) > $opt_m);
   }
-  
+
   print STDERR ts($B,$cl),"\n";
   close F;
 }
@@ -2618,7 +2618,7 @@ sub ts {
   my ($b,$tb) = @_;
   return sprintf("transferred: %d MB (%d%%)",int($b/M),int($b/$tb*100));
 }
-  
+
 
 sub sigpipehandler {
   retry("died");
@@ -2627,7 +2627,7 @@ sub sigpipehandler {
 sub retry {
   my $reason = shift;
   local $SIG{ALRM} = sub { };
-  
+
   if (fileno $SH) {
     alarm(1);
     my @r = <$SH>;
@@ -2654,7 +2654,7 @@ sub checkrecipient {
   my ($from,$to) = @_;
   my @r;
   local $_;
-  
+
   @r = formdatapost(
 	from	=> $from,
         to	=> $to,
@@ -2736,11 +2736,11 @@ sub readahead {
   my $s = 0;
   my $n;
   local $_;
-  
-  while ($s < $ba) { 
+
+  while ($s < $ba) {
     $n = $ba-$s;
-    $n = $bs if $n > $bs; 
-    $s += read $fh,$_,$n; 
+    $n = $bs if $n > $bs;
+    $s += read $fh,$_,$n;
   }
 }
 
@@ -2757,7 +2757,7 @@ sub get_mutt_alias {
   my $ma = $HOME.'/.mutt/aliases';
   my $alias;
   local $_;
-  
+
   open $ma,$ma or return $to;
   while (<$ma>) {
     if (/^alias \Q$to\E\s/i) {
@@ -2788,7 +2788,7 @@ sub fmd {
   my @files = @_;
   my ($file,$dir);
   my $fmd = '';
-  
+
   foreach $file (@files) {
     if (not -l $file and -d $file) {
       $dir = $file;
@@ -2807,7 +2807,7 @@ sub fmd {
       $fmd .= $file.fileid($file);
     }
   }
-  
+
   return $fmd;
 }
 
@@ -2817,7 +2817,7 @@ sub decode_b64 {
   local $_ = shift;
   my $uu = '';
   my ($i,$l);
-  
+
   tr|A-Za-z0-9+=/||cd;
   s/=+$//;
   tr|A-Za-z0-9+/| -_|;
@@ -2897,15 +2897,15 @@ sub ws {
 sub update {
   my $cfb = '### common functions ###';
   my $cfc;
-  
+
   local $/;
-  
+
   open $0,$0 or die "cannot read $0 - $!\n";
   $_ = <$0>;
   close $0;
   s/.*\n$cfb\n//s;
   $cfc = $_;
-  
+
   foreach my $p (qw(fexget sexsend)) {
     open $p,$p or die "cannot read $p - $!\n";
     $_ = <$p>;
@@ -2942,9 +2942,9 @@ sub get_ssl_env {
   $SSL{SSL_verify_mode} = $ENV{SSLVERIFY} if defined($ENV{SSLVERIFY});
   foreach my $opt (qw(
     SSL_version
-    SSL_cipher_list 
-    SSL_verify_mode 
-    SSL_ca_path 
+    SSL_cipher_list
+    SSL_verify_mode
+    SSL_ca_path
     SSL_ca_file)
   ) {
     my $env = uc($opt);
@@ -2987,7 +2987,7 @@ sub serverconnect {
   my ($server,$port) = @_;
   my $connect = "CONNECT $server:$port HTTP/1.1";
   local $_;
-  
+
   if ($proxy) {
     tcpconnect(split(':',$proxy));
     if ($https) {
@@ -3014,12 +3014,12 @@ sub serverconnect {
 # set up tcp/ip connection
 sub tcpconnect {
   my ($server,$port) = @_;
-  
+
   if ($SH) {
     close $SH;
     undef $SH;
   }
-  
+
   if ($https) {
     # eval "use IO::Socket::SSL qw(debug3)";
     &enable_ssl;
@@ -3036,13 +3036,13 @@ sub tcpconnect {
       Proto    => 'tcp',
     );
   }
-  
+
   if ($SH) {
     autoflush $SH 1;
   } else {
     die "$0: cannot connect $server:$port - $@\n";
   }
-  
+
   print "TCPCONNECT to $server:$port\n" if $opt_v;
 }
 
@@ -3063,9 +3063,9 @@ sub sendheader {
   my $sp = shift;
   my @head = @_;
   my $head;
-  
+
   push @head,"Host: $sp";
-  
+
   foreach $head (@head) {
     print "--> $head\n" if $opt_v;
     print {$SH} $head,"\r\n";
@@ -3077,12 +3077,12 @@ sub sendheader {
 
 sub nvtsend {
   local $SIG{PIPE} = sub { $sigpipe = "@_" };
-  
+
   $sigpipe = '';
-  
+
   die "$0: internal error: no active network handle\n" unless $SH;
   die "$0: remote host has closed the link\n" unless $SH->connected;
-  
+
   foreach my $line (@_) {
     print {$SH} $line,"\r\n";
     if ($sigpipe) {
@@ -3090,7 +3090,7 @@ sub nvtsend {
       return 0;
     }
   }
-  
+
   return 1;
 }
 
@@ -3100,7 +3100,7 @@ sub encode_b64 {
   my $res = "";
   my $eol = "\n";
   my $padding;
-  
+
   pos($_[0]) = 0;
   $res = join '',map(pack('u',$_)=~ /^.(\S*)/, ($_[0]=~/(.{1,45})/gs));
   $res =~ tr|` -_|AA-Za-z0-9+/|;