version 1.312, 2006/01/31 15:56:46
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version 1.318.2.2, 2006/02/09 20:39:25
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Line 53 use LONCAPA::ConfigFileEdit;
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Line 53 use LONCAPA::ConfigFileEdit;
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use LONCAPA::lonlocal; |
use LONCAPA::lonlocal; |
use LONCAPA::lonssl; |
use LONCAPA::lonssl; |
use Fcntl qw(:flock); |
use Fcntl qw(:flock); |
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use Symbol; |
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my $DEBUG = 0; # Non zero to enable debug log entries. |
my $DEBUG = 0; # Non zero to enable debug log entries. |
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my $status=''; |
my $status=''; |
my $lastlog=''; |
my $lastlog=''; |
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my $lond_max_wait_time = 13; |
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my $VERSION='$Revision$'; #' stupid emacs |
my $VERSION='$Revision$'; #' stupid emacs |
my $remoteVERSION; |
my $remoteVERSION; |
Line 972 sub tie_domain_hash {
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Line 974 sub tie_domain_hash {
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my $user_top_dir = $perlvar{'lonUsersDir'}; |
my $user_top_dir = $perlvar{'lonUsersDir'}; |
my $domain_dir = $user_top_dir."/$domain"; |
my $domain_dir = $user_top_dir."/$domain"; |
my $resource_file = $domain_dir."/$namespace"; |
my $resource_file = $domain_dir."/$namespace"; |
return &_do_hash_tie($resource_file,$namespace,$how,$loghead,$logtail); |
return &_locking_hash_tie($resource_file,$namespace,$how,$loghead,$logtail); |
} |
} |
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sub untie_domain_hash { |
sub untie_domain_hash { |
return &_do_hash_untie(@_); |
return &_locking_hash_untie(@_); |
} |
} |
# |
# |
# Ties a user's resource file to a hash. |
# Ties a user's resource file to a hash. |
Line 1005 sub tie_user_hash {
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Line 1007 sub tie_user_hash {
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my $proname = propath($domain, $user); |
my $proname = propath($domain, $user); |
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my $file_prefix="$proname/$namespace"; |
my $file_prefix="$proname/$namespace"; |
return &_do_hash_tie($file_prefix,$namespace,$how,$loghead,$what); |
return &_locking_hash_tie($file_prefix,$namespace,$how,$loghead,$what); |
} |
} |
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sub untie_user_hash { |
sub untie_user_hash { |
return &_do_hash_untie(@_); |
return &_locking_hash_untie(@_); |
} |
} |
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# internal routines that handle the actual tieing and untieing process |
# internal routines that handle the actual tieing and untieing process |
Line 1041 sub _do_hash_untie {
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Line 1043 sub _do_hash_untie {
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my $result = untie(%$hashref); |
my $result = untie(%$hashref); |
return $result; |
return $result; |
} |
} |
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{ |
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my $sym; |
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sub _locking_hash_tie { |
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my ($file_prefix,$namespace,$how,$loghead,$what) = @_; |
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my ($lock); |
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if ($how eq &GDBM_READER()) { |
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$lock=LOCK_SH; |
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$how=$how|&GDBM_NOLOCK(); |
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#if the db doesn't exist we can't read from it |
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if (! -e "$file_prefix.db") { |
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$! = 2; |
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return undef; |
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} |
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} elsif ($how eq &GDBM_WRCREAT()) { |
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$lock=LOCK_EX; |
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$how=$how|&GDBM_NOLOCK(); |
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if (! -e "$file_prefix.db") { |
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# doesn't exist but we need it to in order to successfully |
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# lock it so bring it into existance |
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open(TOUCH,">>$file_prefix.db"); |
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close(TOUCH); |
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} |
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} else { |
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&logthis("Unknown method $how for $file_prefix"); |
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die(); |
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} |
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$sym=&Symbol::gensym(); |
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open($sym,"$file_prefix.db"); |
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my $failed=0; |
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eval { |
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local $SIG{__DIE__}='DEFAULT'; |
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local $SIG{ALRM}=sub { |
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$failed=1; |
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die("failed lock"); |
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}; |
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alarm($lond_max_wait_time); |
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flock($sym,$lock); |
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alarm(0); |
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}; |
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if ($failed) { |
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$! = 100; # throwing error # 100 |
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return undef; |
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} |
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return &_do_hash_tie($file_prefix,$namespace,$how,$loghead,$what); |
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} |
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sub _locking_hash_untie { |
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my ($hashref) = @_; |
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my $result = untie(%$hashref); |
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flock($sym,LOCK_UN); |
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close($sym); |
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undef($sym); |
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return $result; |
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} |
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} |
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# read_profile |
# read_profile |
# |
# |
# Returns a set of specific entries from a user's profile file. |
# Returns a set of specific entries from a user's profile file. |
Line 2388 sub put_user_profile_entry {
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Line 2451 sub put_user_profile_entry {
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$userinput); |
$userinput); |
} |
} |
} else { |
} else { |
&Failure( $client, "error: ".($!)." tie(GDBM) Failed ". |
&Failure( $client, "error: ".($!+0)." tie(GDBM) Failed ". |
"while attempting put\n", $userinput); |
"while attempting put\n", $userinput); |
} |
} |
} else { |
} else { |
Line 2424 sub newput_user_profile_entry {
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Line 2487 sub newput_user_profile_entry {
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my $hashref = &tie_user_hash($udom, $uname, $namespace, |
my $hashref = &tie_user_hash($udom, $uname, $namespace, |
&GDBM_WRCREAT(),"N",$what); |
&GDBM_WRCREAT(),"N",$what); |
if(!$hashref) { |
if(!$hashref) { |
&Failure( $client, "error: ".($!)." tie(GDBM) Failed ". |
&Failure( $client, "error: ".($!+0)." tie(GDBM) Failed ". |
"while attempting put\n", $userinput); |
"while attempting put\n", $userinput); |
return 1; |
return 1; |
} |
} |
Line 2614 sub roles_delete_handler {
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Line 2677 sub roles_delete_handler {
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foreach my $key (@rolekeys) { |
foreach my $key (@rolekeys) { |
delete $hashref->{$key}; |
delete $hashref->{$key}; |
} |
} |
if (&untie_user_hash(%$hashref)) { |
if (&untie_user_hash($hashref)) { |
&Reply($client, "ok\n", $userinput); |
&Reply($client, "ok\n", $userinput); |
} else { |
} else { |
&Failure( $client, "error: ".($!+0)." untie(GDBM) Failed ". |
&Failure( $client, "error: ".($!+0)." untie(GDBM) Failed ". |
Line 2755 sub delete_profile_entry {
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Line 2818 sub delete_profile_entry {
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foreach my $key (@keys) { |
foreach my $key (@keys) { |
delete($hashref->{$key}); |
delete($hashref->{$key}); |
} |
} |
if (&untie_user_hash(%$hashref)) { |
if (&untie_user_hash($hashref)) { |
&Reply($client, "ok\n", $userinput); |
&Reply($client, "ok\n", $userinput); |
} else { |
} else { |
&Failure($client, "error: ".($!+0)." untie(GDBM) Failed ". |
&Failure($client, "error: ".($!+0)." untie(GDBM) Failed ". |
Line 2797 sub get_profile_keys {
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Line 2860 sub get_profile_keys {
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foreach my $key (keys %$hashref) { |
foreach my $key (keys %$hashref) { |
$qresult.="$key&"; |
$qresult.="$key&"; |
} |
} |
if (&untie_user_hash(%$hashref)) { |
if (&untie_user_hash($hashref)) { |
$qresult=~s/\&$//; |
$qresult=~s/\&$//; |
&Reply($client, "$qresult\n", $userinput); |
&Reply($client, "$qresult\n", $userinput); |
} else { |
} else { |
Line 3005 sub store_handler {
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Line 3068 sub store_handler {
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my $version=$hashref->{"version:$rid"}; |
my $version=$hashref->{"version:$rid"}; |
my $allkeys=''; |
my $allkeys=''; |
foreach my $pair (@pairs) { |
foreach my $pair (@pairs) { |
my ($key,$value)=split(/=/,$pair); |
my ($key)=split(/=/,$pair); |
$allkeys.=$key.':'; |
$allkeys.=$key.':'; |
$hashref->{"$version:$rid:$key"}=$value; |
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} |
} |
$hashref->{"$version:$rid:timestamp"}=$now; |
$hashref->{"$version:$rid"}=$what."\×tamp=$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 3075 sub restore_handler {
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Line 3137 sub restore_handler {
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my @keys=split(/:/,$vkeys); |
my @keys=split(/:/,$vkeys); |
my $key; |
my $key; |
$qresult.="$scope:keys=$vkeys&"; |
$qresult.="$scope:keys=$vkeys&"; |
foreach $key (@keys) { |
if (exists($hashref->{"$scope:$rid"})) { |
$qresult.="$scope:$key=".$hashref->{"$scope:$rid:$key"}."&"; |
my $what=$hashref->{"$scope:$rid"}; |
} |
foreach my $pair (split(/\&/,$hashref->{"$scope:$rid"})) { |
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my ($key,$value)=split(/=/,$pair); |
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$qresult.="$scope:".$pair."&"; |
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} |
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} else { |
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foreach $key (@keys) { |
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$qresult.="$scope:$key=".$hashref->{"$scope:$rid:$key"}."&"; |
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} |
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} |
} |
} |
if (&untie_user_hash($hashref)) { |
if (&untie_user_hash($hashref)) { |
$qresult=~s/\&$//; |
$qresult=~s/\&$//; |
Line 4273 sub get_institutional_code_format_handle
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Line 4343 sub get_institutional_code_format_handle
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®ister_handler("autoinstcodeformat", |
®ister_handler("autoinstcodeformat", |
\&get_institutional_code_format_handler,0,1,0); |
\&get_institutional_code_format_handler,0,1,0); |
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# Get domain specific conditions for import of student photographs to a course |
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# |
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# Retrieves information from photo_permission subroutine in localenroll. |
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# Returns outcome (ok) if no processing errors, and whether course owner is |
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# required to accept conditions of use (yes/no). |
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# |
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# |
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sub photo_permission_handler { |
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my ($cmd, $tail, $client) = @_; |
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my $userinput = "$cmd:$tail"; |
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my $cdom = $tail; |
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my ($perm_reqd,$conditions); |
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my $outcome = &localenroll::photo_permission($cdom,\$perm_reqd, |
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\$conditions); |
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&Reply($client, &escape($outcome.':'.$perm_reqd.':'. $conditions)."\n", |
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$userinput); |
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} |
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®ister_handler("autophotopermission",\&photo_permission_handler,0,1,0); |
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# |
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# Checks if student photo is available for a user in the domain, in the user's |
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# directory (in /userfiles/internal/studentphoto.jpg). |
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# Uses localstudentphoto:fetch() to ensure there is an up to date copy of |
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# the student's photo. |
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sub photo_check_handler { |
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my ($cmd, $tail, $client) = @_; |
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my $userinput = "$cmd:$tail"; |
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my ($udom,$uname,$pid) = split(/:/,$tail); |
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$udom = &unescape($udom); |
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$uname = &unescape($uname); |
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$pid = &unescape($pid); |
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my $path=&propath($udom,$uname).'/userfiles/internal/'; |
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if (!-e $path) { |
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&mkpath($path); |
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} |
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my $response; |
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my $result = &localstudentphoto::fetch($udom,$uname,$pid,\$response); |
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$result .= ':'.$response; |
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&Reply($client, &escape($result)."\n",$userinput); |
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} |
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®ister_handler("autophotocheck",\&photo_check_handler,0,1,0); |
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# |
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# Retrieve information from localenroll about whether to provide a button |
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# for users who have enbled import of student photos to initiate an |
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# update of photo files for registered students. Also include |
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# comment to display alongside button. |
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sub photo_choice_handler { |
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my ($cmd, $tail, $client) = @_; |
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my $userinput = "$cmd:$tail"; |
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my $cdom = &unescape($tail); |
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my ($update,$comment) = &localenroll::manager_photo_update($cdom); |
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&Reply($client,&escape($update).':'.&escape($comment)."\n",$userinput); |
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} |
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®ister_handler("autophotochoice",\&photo_choice_handler,0,1,0); |
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# |
# |
# Gets a student's photo to exist (in the correct image type) in the user's |
# Gets a student's photo to exist (in the correct image type) in the user's |
# directory. |
# directory. |
Line 4285 sub get_institutional_code_format_handle
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Line 4413 sub get_institutional_code_format_handle
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# $client - The socket open on the client. |
# $client - The socket open on the client. |
# Returns: |
# Returns: |
# 1 - continue processing. |
# 1 - continue processing. |
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sub student_photo_handler { |
sub student_photo_handler { |
my ($cmd, $tail, $client) = @_; |
my ($cmd, $tail, $client) = @_; |
my ($domain,$uname,$type) = split(/:/, $tail); |
my ($domain,$uname,$ext,$type) = split(/:/, $tail); |
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my $path=&propath($domain,$uname). |
my $path=&propath($domain,$uname). '/userfiles/internal/'; |
'/userfiles/internal/studentphoto.'.$type; |
my $filename = 'studentphoto.'.$ext; |
if (-e $path) { |
if ($type eq 'thumbnail') { |
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$filename = 'studentphoto_tn.'.$ext; |
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} |
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if (-e $path.$filename) { |
&Reply($client,"ok\n","$cmd:$tail"); |
&Reply($client,"ok\n","$cmd:$tail"); |
return 1; |
return 1; |
} |
} |
&mkpath($path); |
&mkpath($path); |
my $file=&localstudentphoto::fetch($domain,$uname); |
my $file; |
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if ($type eq 'thumbnail') { |
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$file=&localstudentphoto::fetch_thumbnail($domain,$uname); |
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} else { |
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$file=&localstudentphoto::fetch($domain,$uname); |
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} |
if (!$file) { |
if (!$file) { |
&Failure($client,"unavailable\n","$cmd:$tail"); |
&Failure($client,"unavailable\n","$cmd:$tail"); |
return 1; |
return 1; |
} |
} |
if (!-e $path) { &convert_photo($file,$path); } |
if (!-e $path.$filename) { &convert_photo($file,$path.$filename); } |
if (-e $path) { |
if (-e $path.$filename) { |
&Reply($client,"ok\n","$cmd:$tail"); |
&Reply($client,"ok\n","$cmd:$tail"); |
return 1; |
return 1; |
} |
} |