--- loncom/interface/lonblockingstatus.pm 2010/02/19 10:20:03 1.7 +++ loncom/interface/lonblockingstatus.pm 2021/12/13 04:05:24 1.14.2.5 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # displays the blocking status table # -# $Id: lonblockingstatus.pm,v 1.7 2010/02/19 10:20:03 bisitz Exp $ +# $Id: lonblockingstatus.pm,v 1.14.2.5 2021/12/13 04:05:24 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -33,109 +33,242 @@ use Apache::Constants qw(:common); use Apache::loncommon(); use Apache::lonnet; use Apache::lonlocal; +use LONCAPA qw(:DEFAULT :match); sub handler { my $r = shift; - Apache::loncommon::no_cache($r); - Apache::loncommon::content_type($r,'text/html'); + &Apache::loncommon::no_cache($r); + &Apache::loncommon::content_type($r,'text/html'); $r->send_http_header; return OK if $r->header_only; - $r->print( Apache::loncommon::start_page( - 'Communication Blocking Status Information', - undef, {'only_body' => 1})); - - $r->print(blockpage()); - - $r->print(Apache::loncommon::end_page()); + my (%activities,$activity,$origurl,$origsymb); + map { $activities{$_} = 1; } ('boards','chat','com','blogs','about','groups','port','printout','docs','grades','passwd','search'); - return OK; -} + # determine what kind of blocking we want details for + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['activity','url','symb']); + $activity = $env{'form.activity'}; + my $title = 'Communication Blocking Status Information'; -sub blockpage { + if (($activity eq 'docs') || ($activity eq 'printout') || + ($activity eq 'grades') || ($activity eq 'passwd') || + ($activity eq 'search')) { + $title = 'Blocking Status Information'; + if ($activity eq 'docs') { + $origurl = $env{'form.url'}; + $origsymb = $env{'form.symb'}; + } + } + $r->print(&Apache::loncommon::start_page($title,undef, + {'only_body' => 1})); - # determine what kind of blocking we want details for - Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['activity']); - my $activity = $env{'form.activity'}; + if (($activity eq '') || (!$activities{$activity})) { + $r->print('

'.&mt('Error: unknown activity type blocked').'

'); + } elsif (($activity eq 'docs') && ($origurl eq '') && ($origsymb eq '')) { + $r->print('

'.&mt('Error: could not determine what content was blocked from access').'

'); + } else { + my $clientip = &Apache::lonnet::get_requestor_ip($r); + $r->print(&blockpage($activity,$origurl,$origsymb,$clientip)); + } - if ($activity !~ /^[a-z]+$/) { return 'Error'; } + $r->print(&Apache::loncommon::end_page()); + return OK; +} + +sub blockpage { + my ($activity,$origurl,$origsymb,$clientip) = @_; # in case of a portfolio block we need to determine the owner of the files # we're trying to look at. This information is passed via query string. my ($uname, $udom); - if ($activity eq 'port') { - Apache::loncommon::get_unprocessed_cgi( + if (($activity eq 'port') || ($activity eq 'about') || + (($activity eq 'passwd') && ($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public'))) { + &Apache::loncommon::get_unprocessed_cgi( $ENV{'QUERY_STRING'}, ['udom', 'uname'] ); ($uname, $udom) = ($env{'form.uname'}, $env{'form.udom'}); - #TODO sanitize input: $uname, $udom + if (($uname !~ /^$match_username$/) || ($udom !~ /^$match_domain$/)) { + if ($activity eq 'port') { + return ''. + &mt('Information about the owner of the portfolio files you were trying to view was missing or invalid.'). + '
'. + &mt('Without valid owner information, the reason why access is blocked can not be determined'); + } elsif ($activity eq 'about') { + return ''. + &mt('The username and/or domain for the User Information page you were trying to view was missing or invalid.'). + '
'. + &mt('Without valid information, the reason why access is blocked can not be determined'); + } else { + return ''. + &mt('Information about the username and/or domain for which you were trying to reset a password was missing or invalid.'). + '
'. + &mt('Without valid information, the reason why access is blocked can not be determined'); + } + } } - # retrieve start/end of possible active blocking - my %setters; - my ($startblock, $endblock) = Apache::loncommon::blockcheck( - \%setters, $activity, $uname, $udom); + my (%setters,$startblock,$endblock,$triggerblock,$by_ip,$blockdom); + + if ($activity eq 'docs') { + my ($cdom,$cnum); + if ($env{'request.course.id'}) { + $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + } + my $cancheck; + if (($cdom ne '') && ($cnum ne '')) { + if ($origsymb =~ m{^uploaded/($match_domain)/($match_courseid)/}) { + my ($crsdom,$crsnum) = ($1,$2); + if (($cdom eq $crsdom) && ($cnum eq $crsnum)) { + $cancheck = 1; + } + } else { + $cancheck = 1; + } + } + if ($cancheck) { + ($startblock,$endblock,$triggerblock) = + &Apache::loncommon::blockcheck(\%setters,$activity,$clientip,$cnum,$cdom,$origurl,1,$origsymb,'blockingstatus'); + } else { + return '

'.&mt('Could not determine why access is blocked.').'

'; + } + } else { + ($startblock,$endblock,$triggerblock,$by_ip,$blockdom) = + &Apache::loncommon::blockcheck(\%setters,$activity,$clientip,$uname,$udom,$origurl,undef,$origsymb,'blockingstatus'); + } # nothing to do if there's no active blocking - unless ($startblock && $endblock) { return ''; } + unless (($startblock && $endblock) || ($by_ip)) { + if ($activity eq 'docs') { + return '

'.&mt('Content no longer blocked from access').'

'; + } + return '

'.&mt('Access no longer blocked for this activity').'

'; + } # lookup $activity -> description #possible activity #corresponding description - my $description = - $activity eq 'boards' ? 'Discussion posts in this course' - : $activity eq 'chat' ? 'Chat Room' - : $activity eq 'msgdisplay' ? 'This message' - : $activity eq 'blogs' ? 'Blogs' - : $activity eq 'groups' ? 'Groups in this course' - : $activity eq 'port' ? get_portfolio_category( - $uname, $udom, \%setters) - : 'Communication'; + my %descs = ( + boards => 'Discussion posts in this course', + chat => 'Chat Room', + com => 'This message', + blogs => 'Blogs', + about => 'User information pages', + groups => 'Groups in this course', + printout => 'Printout generation', + docs => 'Course Content', + passwd => 'Changing of passwords', + grades => 'Course Gradebook', + search => 'Content Search', + ); + + if ($activity eq 'groups' || $activity eq 'boards') { + if (&Apache::loncommon::course_type() eq 'Community') { + $descs{'boards'} = 'Discussion posts in this community'; + $descs{'groups'} = 'Groups in this community'; + $descs{'docs'} = 'Community Content'; + $descs{'grades'} = 'Community Gradebook'; + } + } - my $showstart = Apache::lonlocal::locallocaltime($startblock); - my $showend = Apache::lonlocal::locallocaltime($endblock); + my $description = $descs{$activity}; + if ($activity eq 'port') { + $description = &get_portfolio_category($uname,$udom,$by_ip,\%setters); + } + if ($description eq '') { + $description = 'Communication'; + } - my $output; - - if ( ref($description) ne 'ARRAY' ) { + my ($showstart,$showend,$output); + unless ($by_ip) { + $showstart = Apache::lonlocal::locallocaltime($startblock); + $showend = Apache::lonlocal::locallocaltime($endblock); + } + + if ( ref($description) ne 'ARRAY' ) { #default: $description is one of the above descriptions - $output = mt( $description - . ' will be inaccessible between [_1] and [_2] because' - . ' communication is being blocked.' - ,$showstart, $showend); + if ($activity eq 'docs') { + $output=&mt( 'Access to the content page you are attempting to' + . ' view will be unavailable between [_1] and [_2] because' + . ' access to selected '.$description.' is being blocked.' + ,$showstart, $showend); + } elsif (($activity eq 'printout') || ($activity eq 'passwd') || + ($activity eq 'grades') || ($activity eq 'search') || + ($activity eq 'about')) { + if ($by_ip) { + $output = mt( $description + . ' unavailable from your current IP address: [_1] ' + . 'because this functionality is being blocked for certain IP address(es).' + ,$clientip); + } else { + $output = mt( $description + . ' will be unavailable between [_1] and [_2] because' + . ' this functionality is being blocked.' + ,$showstart, $showend); + } + } else { + if ($by_ip) { + $output = mt( $description + . ' unavailable from your current IP address: [_1] ' + . 'because communication is being blocked for certain IP address(es).' + ,$clientip); + } else { + $output = mt( $description + . ' will be inaccessible between [_1] and [_2] because' + . ' communication is being blocked.' + ,$showstart, $showend); + } + } } else { # @$description is is the array returned from get_portfolio_category() # and contains the description (e.g. "Portfolio files belonging to [_1]" # and the value for [_1] - $output = mt( $$description[0] - . ' will be inaccessible between [_2] and [_3] because' - . ' communication is being blocked.' - ,$$description[1], $showstart, $showend) + if ($by_ip) { + $output = mt( $$description[0] + . ' are inaccessible from your current IP address: [_2] ' + . 'because communication is being blocked for certain IP address(es).' + , $$description[1], $clientip); + } else { + $output = mt( $$description[0] + . ' will be inaccessible between [_2] and [_3] because' + . ' communication is being blocked.' + ,$$description[1], $showstart, $showend); + } } $output = "

$output

"; - # show a table containing details, except if user is trying to look + # show a table containing details, except if user is trying to look # at a different user's portfolio files if ( $activity ne 'port' # no portfolio || ( $uname eq $env{'user.name'} # or own portfolio && $udom eq $env{'user.domain'} ) || Apache::lonnet::is_course($udom, $uname) ) # or portfolio of a course { - $output .= build_block_table($startblock,$endblock,\%setters); + if ($by_ip) { + my $showdom = &Apache::lonnet::domain($blockdom); + if ($showdom eq '') { + $showdom = $blockdom + } + $output .= '
'. + &mt('This restriction was set by an administrator in the [_1] LON-CAPA domain.' + ,$showdom); + } else { + $output .= &build_block_table(\%setters); + } } return $output; } sub build_block_table { - my ($startblock,$endblock,$setters) = @_; + my ($setters) = @_; my %lt = &Apache::lonlocal::texthash( - 'cacb' => 'Currently active communication blocks', + 'cacb' => 'Currently active communication/content blocks', 'cour' => 'Course', 'dura' => 'Duration', 'blse' => 'Block set by' @@ -158,6 +291,10 @@ sub build_block_table { { $fullname = Apache::loncommon::aboutmewrapper($fullname,$uname,$udom); } + my $triggertype = $$setters{$course}{triggers}[$i]; + if ($triggertype) { + $fullname .= &mt(' (triggered by you when starting timer)'); + } my ($openblock,$closeblock) = @{$$setters{$course}{times}[$i]}; $openblock = &Apache::lonlocal::locallocaltime($openblock); $closeblock= &Apache::lonlocal::locallocaltime($closeblock); @@ -173,7 +310,7 @@ sub build_block_table { } sub get_portfolio_category { - my ($uname, $udom, $setters) = @_; + my ($uname, $udom, $by_ip, $setters) = @_; if ($uname eq $env{'user.name'} && $udom eq $env{'user.domain'}) { # user's portolfio files @@ -185,12 +322,17 @@ sub get_portfolio_category { my $coursedesc; - foreach my $course (keys(%{$setters})) { - my %courseinfo = Apache::lonnet::coursedescription($course); + if ($by_ip) { + my %courseinfo = Apache::lonnet::coursedescription($udom.'_'.$uname); $coursedesc = $courseinfo{'description'}; + } else { + foreach my $course (keys(%{$setters})) { + my %courseinfo = Apache::lonnet::coursedescription($course); + $coursedesc = $courseinfo{'description'}; + } } - return ["Group portfolio in the course '[_1]'", $coursedesc]; + return ["Group portfolio files in the course '[_1]'", $coursedesc]; } else { # different user's portfolio files