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Diff for /loncom/lond between versions 1.318.2.6 and 1.325

version 1.318.2.6, 2006/03/04 04:27:38 version 1.325, 2006/05/11 17:53:22
Line 31 Line 31
   
 use strict;  use strict;
 use lib '/home/httpd/lib/perl/';  use lib '/home/httpd/lib/perl/';
   use LONCAPA;
 use LONCAPA::Configuration;  use LONCAPA::Configuration;
   
 use IO::Socket;  use IO::Socket;
Line 2915  sub dump_profile_database { Line 2916  sub dump_profile_database {
  while (my ($key,$value) = each(%$hashref)) {   while (my ($key,$value) = each(%$hashref)) {
     my ($v,$symb,$param) = split(/:/,$key);      my ($v,$symb,$param) = split(/:/,$key);
     next if ($v eq 'version' || $symb eq 'keys');      next if ($v eq 'version' || $symb eq 'keys');
     # making old style store  entries '$ver:$symb:$key = $value'      next if (exists($data{$symb}) && 
     # look like new             '$ver:compressed:$symb = "$key=$value"'       exists($data{$symb}->{$param}) &&
     if ($symb eq 'compressed') {       $data{$symb}->{'v.'.$param} > $v);
  $symb = $param;      $data{$symb}->{$param}=$value;
     } else {      $data{$symb}->{'v.'.$param}=$v;
  $value = $param.'='.$value;  
     }  
     foreach my $pair (split(/\&/,$value)) {  
  my ($param,$value)=split(/=/,$pair);  
  next if (exists($data{$symb}) &&   
  exists($data{$symb}->{$param}) &&  
  $data{$symb}->{'v.'.$param} > $v);  
  $data{$symb}->{$param}=$value;  
  $data{$symb}->{'v.'.$param}=$v;  
     }  
  }   }
  if (&untie_user_hash($hashref)) {   if (&untie_user_hash($hashref)) {
     while (my ($symb,$param_hash) = each(%data)) {      while (my ($symb,$param_hash) = each(%data)) {
Line 3078  sub store_handler { Line 3069  sub store_handler {
     my $version=$hashref->{"version:$rid"};      my $version=$hashref->{"version:$rid"};
     my $allkeys='';       my $allkeys=''; 
     foreach my $pair (@pairs) {      foreach my $pair (@pairs) {
  my ($key)=split(/=/,$pair);   my ($key,$value)=split(/=/,$pair);
  $allkeys.=$key.':';   $allkeys.=$key.':';
    $hashref->{"$version:$rid:$key"}=$value;
     }      }
     $hashref->{"$version:compressed:$rid"}=$what."\&timestamp=$now";      $hashref->{"$version:$rid:timestamp"}=$now;
     $allkeys.='timestamp';      $allkeys.='timestamp';
     $hashref->{"$version:keys:$rid"}=$allkeys;      $hashref->{"$version:keys:$rid"}=$allkeys;
     if (&untie_user_hash($hashref)) {      if (&untie_user_hash($hashref)) {
Line 3102  sub store_handler { Line 3094  sub store_handler {
 }  }
 &register_handler("store", \&store_handler, 0, 1, 0);  &register_handler("store", \&store_handler, 0, 1, 0);
   
   #  Modify a set of key=value pairs associated with a versioned name.
   #
   #  Parameters:
   #    $cmd                - Request command keyword.
   #    $tail               - Tail of the request.  This is a colon
   #                          separated list containing:
   #                          domain/user - User and authentication domain.
   #                          namespace   - Name of the database being modified
   #                          rid         - Resource keyword to modify.
   #                          v           - Version item to modify
   #                          what        - new value associated with rid.
   #
   #    $client             - Socket open on the client.
   #
   #
   #  Returns:
   #      1 (keep on processing).
   #  Side-Effects:
   #    Writes to the client
 sub putstore_handler {  sub putstore_handler {
     my ($cmd, $tail, $client) = @_;      my ($cmd, $tail, $client) = @_;
     
Line 3112  sub putstore_handler { Line 3123  sub putstore_handler {
   
  chomp($what);   chomp($what);
  my $hashref  = &tie_user_hash($udom, $uname, $namespace,   my $hashref  = &tie_user_hash($udom, $uname, $namespace,
        &GDBM_WRCREAT(), "C",         &GDBM_WRCREAT(), "M",
        "$rid:$what");         "$rid:$v:$what");
  if ($hashref) {   if ($hashref) {
     my $now = time;      my $now = time;
     my %data = &hash_extract($what);      my %data = &hash_extract($what);
     my @allkeys;      my @allkeys;
     if (exists($hashref->{"$v:compressed:$rid"})) {      while (my($key,$value) = each(%data)) {
  my %current = &hash_extract($hashref->{"$v:compressed:$rid"});   push(@allkeys,$key);
  while (my($key,$value) = each(%data)) {   $hashref->{"$v:$rid:$key"} = $value;
     push(@allkeys,$key);  
     $current{$key} = $value;  
  }  
  $hashref->{"$v:compressed:$rid"}= &hash_to_str(\%current);  
     } else {  
  while (my($key,$value) = each(%data)) {  
     push(@allkeys,$key);  
     $hashref->{"$v:$rid:$key"} = $value;  
  }  
     }      }
     my $allkeys = join(':',@allkeys);      my $allkeys = join(':',@allkeys);
     $hashref->{"$v:keys:$rid"}=$allkeys;      $hashref->{"$v:keys:$rid"}=$allkeys;
Line 3216  sub restore_handler { Line 3218  sub restore_handler {
     my @keys=split(/:/,$vkeys);      my @keys=split(/:/,$vkeys);
     my $key;      my $key;
     $qresult.="$scope:keys=$vkeys&";      $qresult.="$scope:keys=$vkeys&";
     if (exists($hashref->{"$scope:compressed:$rid"})) {      foreach $key (@keys) {
  foreach my $pair (split(/\&/,$hashref->{"$scope:compressed:$rid"})) {   $qresult.="$scope:$key=".$hashref->{"$scope:$rid:$key"}."&";
     my ($key,$value)=split(/=/,$pair);      }                                  
     $qresult.="$scope:".$pair."&";  
  }  
     } else {  
  foreach $key (@keys) {  
     $qresult.="$scope:$key=".$hashref->{"$scope:$rid:$key"}."&";  
  }  
     }  
  }   }
  if (&untie_user_hash($hashref)) {   if (&untie_user_hash($hashref)) {
     $qresult=~s/\&$//;      $qresult=~s/\&$//;
Line 3246  sub restore_handler { Line 3241  sub restore_handler {
 &register_handler("restore", \&restore_handler, 0,1,0);  &register_handler("restore", \&restore_handler, 0,1,0);
   
 #  #
 #   Add a chat message to to a discussion board.  #   Add a chat message to a synchronous discussion board.
 #  #
 # Parameters:  # Parameters:
 #    $cmd                - Request keyword.  #    $cmd                - Request keyword.
 #    $tail               - Tail of the command. A colon separated list  #    $tail               - Tail of the command. A colon separated list
 #                          containing:  #                          containing:
 #                          cdom    - Domain on which the chat board lives  #                          cdom    - Domain on which the chat board lives
 #                          cnum    - Identifier of the discussion group.  #                          cnum    - Course containing the chat board.
 #                          post    - Body of the posting.  #                          newpost - Body of the posting.
   #                          group   - Optional group, if chat board is only 
   #                                    accessible in a group within the course 
 #   $client              - Socket open on the client.  #   $client              - Socket open on the client.
 # Returns:  # Returns:
 #   1    - Indicating caller should keep on processing.  #   1    - Indicating caller should keep on processing.
Line 3269  sub send_chat_handler { Line 3266  sub send_chat_handler {
           
     my $userinput = "$cmd:$tail";      my $userinput = "$cmd:$tail";
   
     my ($cdom,$cnum,$newpost)=split(/\:/,$tail);      my ($cdom,$cnum,$newpost,$group)=split(/\:/,$tail);
     &chat_add($cdom,$cnum,$newpost);      &chat_add($cdom,$cnum,$newpost,$group);
     &Reply($client, "ok\n", $userinput);      &Reply($client, "ok\n", $userinput);
   
     return 1;      return 1;
Line 3278  sub send_chat_handler { Line 3275  sub send_chat_handler {
 &register_handler("chatsend", \&send_chat_handler, 0, 1, 0);  &register_handler("chatsend", \&send_chat_handler, 0, 1, 0);
   
 #  #
 #   Retrieve the set of chat messagss from a discussion board.  #   Retrieve the set of chat messages from a discussion board.
 #  #
 #  Parameters:  #  Parameters:
 #    $cmd             - Command keyword that initiated the request.  #    $cmd             - Command keyword that initiated the request.
Line 3288  sub send_chat_handler { Line 3285  sub send_chat_handler {
 #                       chat id        - Discussion thread(?)  #                       chat id        - Discussion thread(?)
 #                       domain/user    - Authentication domain and username  #                       domain/user    - Authentication domain and username
 #                                        of the requesting person.  #                                        of the requesting person.
   #                       group          - Optional course group containing
   #                                        the board.      
 #   $client           - Socket open on the client program.  #   $client           - Socket open on the client program.
 # Returns:  # Returns:
 #    1     - continue processing  #    1     - continue processing
Line 3300  sub retrieve_chat_handler { Line 3299  sub retrieve_chat_handler {
   
     my $userinput = "$cmd:$tail";      my $userinput = "$cmd:$tail";
   
     my ($cdom,$cnum,$udom,$uname)=split(/\:/,$tail);      my ($cdom,$cnum,$udom,$uname,$group)=split(/\:/,$tail);
     my $reply='';      my $reply='';
     foreach (&get_chat($cdom,$cnum,$udom,$uname)) {      foreach (&get_chat($cdom,$cnum,$udom,$uname,$group)) {
  $reply.=&escape($_).':';   $reply.=&escape($_).':';
     }      }
     $reply=~s/\:$//;      $reply=~s/\:$//;
Line 4433  sub photo_permission_handler { Line 4432  sub photo_permission_handler {
     my $userinput               = "$cmd:$tail";      my $userinput               = "$cmd:$tail";
     my $cdom = $tail;      my $cdom = $tail;
     my ($perm_reqd,$conditions);      my ($perm_reqd,$conditions);
     my $outcome = &localenroll::photo_permission($cdom,\$perm_reqd,      my $outcome;
  \$conditions);      eval {
     &Reply($client, &escape($outcome.':'.$perm_reqd.':'. $conditions)."\n",   local($SIG{__DIE__})='DEFAULT';
    $userinput);   $outcome = &localenroll::photo_permission($cdom,\$perm_reqd,
     \$conditions);
       };
       if (!$@) {
    &Reply($client, &escape($outcome.':'.$perm_reqd.':'. $conditions)."\n",
          $userinput);
       } else {
    &Failure($client,"unknown_cmd\n",$userinput);
       }
       return 1;
 }  }
 &register_handler("autophotopermission",\&photo_permission_handler,0,1,0);  &register_handler("autophotopermission",\&photo_permission_handler,0,1,0);
   
Line 4461  sub photo_check_handler { Line 4469  sub photo_check_handler {
     my $result = &localstudentphoto::fetch($udom,$uname,$pid,\$response);      my $result = &localstudentphoto::fetch($udom,$uname,$pid,\$response);
     $result .= ':'.$response;      $result .= ':'.$response;
     &Reply($client, &escape($result)."\n",$userinput);      &Reply($client, &escape($result)."\n",$userinput);
       return 1;
 }  }
 &register_handler("autophotocheck",\&photo_check_handler,0,1,0);  &register_handler("autophotocheck",\&photo_check_handler,0,1,0);
   
Line 4474  sub photo_choice_handler { Line 4483  sub photo_choice_handler {
     my ($cmd, $tail, $client) = @_;      my ($cmd, $tail, $client) = @_;
     my $userinput             = "$cmd:$tail";      my $userinput             = "$cmd:$tail";
     my $cdom                  = &unescape($tail);      my $cdom                  = &unescape($tail);
     my ($update,$comment) = &localenroll::manager_photo_update($cdom);      my ($update,$comment);
     &Reply($client,&escape($update).':'.&escape($comment)."\n",$userinput);      eval {
    local($SIG{__DIE__})='DEFAULT';
    ($update,$comment)    = &localenroll::manager_photo_update($cdom);
       };
       if (!$@) {
    &Reply($client,&escape($update).':'.&escape($comment)."\n",$userinput);
       } else {
    &Failure($client,"unknown_cmd\n",$userinput);
       }
       return 1;
 }  }
 &register_handler("autophotochoice",\&photo_choice_handler,0,1,0);  &register_handler("autophotochoice",\&photo_choice_handler,0,1,0);
   
Line 4508  sub student_photo_handler { Line 4526  sub student_photo_handler {
     &mkpath($path);      &mkpath($path);
     my $file;      my $file;
     if ($type eq 'thumbnail') {      if ($type eq 'thumbnail') {
         $file=&localstudentphoto::fetch_thumbnail($domain,$uname);   eval {
       local($SIG{__DIE__})='DEFAULT';
       $file=&localstudentphoto::fetch_thumbnail($domain,$uname);
    };
     } else {      } else {
         $file=&localstudentphoto::fetch($domain,$uname);          $file=&localstudentphoto::fetch($domain,$uname);
     }      }
Line 4578  sub process_request { Line 4599  sub process_request {
                                 # fix all the userinput -> user_input.                                  # fix all the userinput -> user_input.
     my $wasenc    = 0; # True if request was encrypted.      my $wasenc    = 0; # True if request was encrypted.
 # ------------------------------------------------------------ See if encrypted  # ------------------------------------------------------------ See if encrypted
       # for command
       # sethost:<server>
       # <command>:<args>
       #   we just send it to the processor
       # for
       # sethost:<server>:<command>:<args>
       #  we do the implict set host and then do the command
       if ($userinput =~ /^sethost:/) {
    (my $cmd,my $newid,$userinput) = split(':',$userinput,3);
    if (defined($userinput)) {
       &sethost("$cmd:$newid");
    } else {
       $userinput = "$cmd:$newid";
    }
       }
   
     if ($userinput =~ /^enc/) {      if ($userinput =~ /^enc/) {
  $userinput = decipher($userinput);   $userinput = decipher($userinput);
  $wasenc=1;   $wasenc=1;
Line 5141  sub status { Line 5178  sub status {
     $0='lond: '.$what.' '.$local;      $0='lond: '.$what.' '.$local;
 }  }
   
 # -------------------------------------------------------- Escape Special Chars  
   
 sub escape {  
     my $str=shift;  
     $str =~ s/(\W)/"%".unpack('H2',$1)/eg;  
     return $str;  
 }  
   
 # ----------------------------------------------------- Un-Escape Special Chars  
   
 sub unescape {  
     my $str=shift;  
     $str =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;  
     return $str;  
 }  
   
 # ----------------------------------------------------------- Send USR1 to lonc  # ----------------------------------------------------------- Send USR1 to lonc
   
 sub reconlonc {  sub reconlonc {
Line 5231  sub sub_sql_reply { Line 5252  sub sub_sql_reply {
                                       Type    => SOCK_STREAM,                                        Type    => SOCK_STREAM,
                                       Timeout => 10)                                        Timeout => 10)
        or return "con_lost";         or return "con_lost";
     print $sclient "$cmd\n";      print $sclient "$cmd:$currentdomainid\n";
     my $answer=<$sclient>;      my $answer=<$sclient>;
     chomp($answer);      chomp($answer);
     if (!$answer) { $answer="con_lost"; }      if (!$answer) { $answer="con_lost"; }
Line 5566  sub is_author { Line 5587  sub is_author {
   
     #  Author role should show up as a key /domain/_au      #  Author role should show up as a key /domain/_au
   
     my $key   = "/$domain/_au";      my $key    = "/$domain/_au";
     my $value = $hashref->{$key};      my $value;
       if (defined($hashref)) {
    $value = $hashref->{$key};
       }
   
     if(defined($value)) {      if(defined($value)) {
  &Debug("$user @ $domain is an author");   &Debug("$user @ $domain is an author");
Line 5840  sub addline { Line 5864  sub addline {
 }  }
   
 sub get_chat {  sub get_chat {
     my ($cdom,$cname,$udom,$uname)=@_;      my ($cdom,$cname,$udom,$uname,$group)=@_;
   
     my @entries=();      my @entries=();
     my $hashref = &tie_user_hash($cdom, $cname, 'nohist_chatroom',      my $namespace = 'nohist_chatroom';
       my $namespace_inroom = 'nohist_inchatroom';
       if (defined($group)) {
           $namespace .= '_'.$group;
           $namespace_inroom .= '_'.$group;
       }
       my $hashref = &tie_user_hash($cdom, $cname, $namespace,
  &GDBM_READER());   &GDBM_READER());
     if ($hashref) {      if ($hashref) {
  @entries=map { $_.':'.$hashref->{$_} } sort(keys(%$hashref));   @entries=map { $_.':'.$hashref->{$_} } sort(keys(%$hashref));
Line 5851  sub get_chat { Line 5881  sub get_chat {
     }      }
     my @participants=();      my @participants=();
     my $cutoff=time-60;      my $cutoff=time-60;
     $hashref = &tie_user_hash($cdom, $cname, 'nohist_inchatroom',      $hashref = &tie_user_hash($cdom, $cname, $namespace_inroom,
       &GDBM_WRCREAT());        &GDBM_WRCREAT());
     if ($hashref) {      if ($hashref) {
         $hashref->{$uname.':'.$udom}=time;          $hashref->{$uname.':'.$udom}=time;
Line 5866  sub get_chat { Line 5896  sub get_chat {
 }  }
   
 sub chat_add {  sub chat_add {
     my ($cdom,$cname,$newchat)=@_;      my ($cdom,$cname,$newchat,$group)=@_;
     my @entries=();      my @entries=();
     my $time=time;      my $time=time;
     my $hashref = &tie_user_hash($cdom, $cname, 'nohist_chatroom',      my $namespace = 'nohist_chatroom';
       my $logfile = 'chatroom.log';
       if (defined($group)) {
           $namespace .= '_'.$group;
           $logfile = 'chatroom_'.$group.'.log';
       }
       my $hashref = &tie_user_hash($cdom, $cname, $namespace,
  &GDBM_WRCREAT());   &GDBM_WRCREAT());
     if ($hashref) {      if ($hashref) {
  @entries=map { $_.':'.$hashref->{$_} } sort(keys(%$hashref));   @entries=map { $_.':'.$hashref->{$_} } sort(keys(%$hashref));
Line 5892  sub chat_add { Line 5928  sub chat_add {
  }   }
  {   {
     my $proname=&propath($cdom,$cname);      my $proname=&propath($cdom,$cname);
     if (open(CHATLOG,">>$proname/chatroom.log")) {       if (open(CHATLOG,">>$proname/$logfile")) { 
  print CHATLOG ("$time:".&unescape($newchat)."\n");   print CHATLOG ("$time:".&unescape($newchat)."\n");
     }      }
     close(CHATLOG);      close(CHATLOG);
Line 6167  sub convert_photo { Line 6203  sub convert_photo {
 sub sethost {  sub sethost {
     my ($remotereq) = @_;      my ($remotereq) = @_;
     my (undef,$hostid)=split(/:/,$remotereq);      my (undef,$hostid)=split(/:/,$remotereq);
       # ignore sethost if we are already correct
       if ($hostid eq $currenthostid) {
    return 'ok';
       }
   
     if (!defined($hostid)) { $hostid=$perlvar{'lonHostID'}; }      if (!defined($hostid)) { $hostid=$perlvar{'lonHostID'}; }
     if ($hostip{$perlvar{'lonHostID'}} eq $hostip{$hostid}) {      if ($hostip{$perlvar{'lonHostID'}} eq $hostip{$hostid}) {
  $currenthostid  =$hostid;   $currenthostid  =$hostid;
Removed from v.1.318.2.6  
changed lines
  Added in v.1.325

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