--- loncom/interface/loncommon.pm 2006/11/29 15:38:22 1.475 +++ loncom/interface/loncommon.pm 2007/03/01 02:33:04 1.510 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # a pile of common routines # -# $Id: loncommon.pm,v 1.475 2006/11/29 15:38:22 www Exp $ +# $Id: loncommon.pm,v 1.510 2007/03/01 02:33:04 albertel Exp $ # # Copyright Michigan State University Board of Trustees # @@ -59,13 +59,14 @@ use Apache::lonnet; use GDBM_File; use POSIX qw(strftime mktime); use Apache::lonmenu(); +use Apache::lonenc(); use Apache::lonlocal; use HTML::Entities; use Apache::lonhtmlcommon(); use Apache::loncoursedata(); use Apache::lontexconvert(); use Apache::lonclonecourse(); -use LONCAPA; +use LONCAPA qw(:DEFAULT :match); my $readit; @@ -157,7 +158,7 @@ BEGIN { opendir(DIR,$designdir); while ($filename=readdir(DIR)) { if ($filename!~/\.tab$/) { next; } - my ($domain)=($filename=~/^(\w+)\./); + my ($domain)=($filename=~/^($match_domain)\./); { my $designfile = $designdir.'/'.$filename; if ( open (my $fh,"<$designfile") ) { @@ -515,8 +516,8 @@ function setSect(sectionlist) { sub selectcourse_link { my ($form,$unameele,$udomele,$desc,$extra_element,$multflag,$selecttype)=@_; - return "".&mt('Select [_1]',$selecttype).""; + return "".&mt('Select Course').""; } sub check_uncheck_jscript { @@ -1314,11 +1315,11 @@ Returns a string containing a element - $value - sclara or array ref of values that should already be selected + $value - scalar or array ref of values that should already be selected $size - number of rows long the select element is $hash - the elements should be 'option' => 'shown text' (shown text should already have been &mt()) - $order - (optional) array ref of the order to show the elments in + $order - (optional) array ref of the order to show the elements in =cut @@ -1334,8 +1335,16 @@ sub multiple_select_form { } } $output.="\n'; + &select_form($env{'form.displayfilter'}, + 'displayfilter', + ('currentfolder' => 'Current folder/page', + 'containing' => 'Containing phrase', + 'none' => 'None'))). + ''; } sub gradeleveldescription { @@ -2257,6 +2267,19 @@ sub track_student_link { &help_open_topic('View_recent_activity'); } +# ===================================================== Display a student photo + + +sub student_image_tag { + my ($domain,$user)=@_; + my $imgsrc=&Apache::lonnet::studentphoto($domain,$user,'jpg'); + if (($imgsrc) && ($imgsrc ne '/adm/lonKaputt/lonlogo_broken.gif')) { + return ''; + } else { + return ''; + } +} + =pod =back @@ -2689,7 +2712,9 @@ sub get_student_answers { } $moreenv{'grade_target'}='answer'; %moreenv=(%form,%moreenv); - my $userview=&Apache::lonnet::ssi('/res/'.$feedurl,%moreenv); + $feedurl = &Apache::lonnet::clutter($feedurl); + &Apache::lonenc::check_encrypt(\$feedurl); + my $userview=&Apache::lonnet::ssi($feedurl,%moreenv); return $userview; } @@ -2803,30 +2828,77 @@ sub maketime { ######################################### sub findallcourses { - my ($roles) = @_; + my ($roles,$uname,$udom) = @_; my %roles; if (ref($roles)) { %roles = map { $_ => 1 } @{$roles}; } my %courses; my $now=time; - foreach my $key (keys(%env)) { - if ( $key=~m{^user\.role\.(\w+)\./(\w+)/(\w+)/?(\w*)$} || - $key=~m{^user\.role\.(cr/\w+/\w+/\w+)\./(\w+)/(\w+)}) { - my ($role,$domain,$id,$sec) = ($1,$2,$3,$4); - next if ($role eq 'ca' || $role eq 'aa'); - next if (%roles && !exists($roles{$role})); - my ($starttime,$endtime)=split(/\./,$env{$key}); - my $active=1; - if ($starttime) { - if ($now<$starttime) { $active=0; } - } - if ($endtime) { - if ($now>$endtime) { $active=0; } - } - if ($active) { - if ($sec eq '') { - $sec = 'none'; + if (!defined($uname)) { + $uname = $env{'user.name'}; + } + if (!defined($udom)) { + $udom = $env{'user.domain'}; + } + if (($uname ne $env{'user.name'}) || ($udom ne $env{'user.domain'})) { + my %roleshash = &Apache::lonnet::dump('roles',$udom,$uname); + if (!%roles) { + %roles = ( + cc => 1, + in => 1, + ep => 1, + ta => 1, + cr => 1, + st => 1, + ); + } + foreach my $entry (keys(%roleshash)) { + my ($trole,$tend,$tstart) = split(/_/,$roleshash{$entry}); + if ($trole =~ /^cr/) { + next if (!exists($roles{$trole}) && !exists($roles{'cr'})); + } else { + next if (!exists($roles{$trole})); + } + if ($tend) { + next if ($tend < $now); + } + if ($tstart) { + next if ($tstart > $now); + } + my ($cdom,$cnum,$sec,$cnumpart,$secpart,$role,$realsec); + (undef,$cdom,$cnumpart,$secpart) = split(/\//,$entry); + if ($secpart eq '') { + ($cnum,$role) = split(/_/,$cnumpart); + $sec = 'none'; + $realsec = ''; + } else { + $cnum = $cnumpart; + ($sec,$role) = split(/_/,$secpart); + $realsec = $sec; + } + $courses{$cdom.'_'.$cnum}{$sec} = $trole.'/'.$cdom.'/'.$cnum.'/'.$realsec; + } + } else { + foreach my $key (keys(%env)) { + if ( $key=~m{^user\.role\.(\w+)\./($match_domain)/($match_courseid)/?(\w*)$} || + $key=~m{^user\.role\.(cr/$match_domain/$match_username/\w+)\./($match_domain)/($match_courseid)/?(\w*)$}) { + my ($role,$cdom,$cnum,$sec) = ($1,$2,$3,$4); + next if ($role eq 'ca' || $role eq 'aa'); + next if (%roles && !exists($roles{$role})); + my ($starttime,$endtime)=split(/\./,$env{$key}); + my $active=1; + if ($starttime) { + if ($now<$starttime) { $active=0; } + } + if ($endtime) { + if ($now>$endtime) { $active=0; } + } + if ($active) { + if ($sec eq '') { + $sec = 'none'; + } + $courses{$cdom.'_'.$cnum}{$sec} = + $role.'/'.$cdom.'/'.$cnum.'/'.$sec; } - $courses{$domain.'_'.$id}{$sec} = 1; } } } @@ -2836,52 +2908,170 @@ sub findallcourses { ############################################### sub blockcheck { - my ($setters,$activity) = @_; - # Retrieve active student roles and active course coordinator/instructor roles + my ($setters,$activity,$uname,$udom) = @_; + + if (!defined($udom)) { + $udom = $env{'user.domain'}; + } + if (!defined($uname)) { + $uname = $env{'user.name'}; + } - my %live_courses = &findallcourses(); + # If uname and udom are for a course, check for blocks in the course. - # Retrieve blocking times and identity of blocker for active courses - # unless user has 'evb' privilege. + if (&Apache::lonnet::is_course($udom,$uname)) { + my %records = &Apache::lonnet::dump('comm_block',$udom,$uname); + my ($startblock,$endblock)=&get_blocks($setters,$activity,$udom,$uname); + return ($startblock,$endblock); + } my $startblock = 0; my $endblock = 0; + my %live_courses = &findallcourses(undef,$uname,$udom); + + # If uname is for a user, and activity is course-specific, i.e., + # boards, chat or groups, check for blocking in current course only. + + if (($activity eq 'boards' || $activity eq 'chat' || + $activity eq 'groups') && ($env{'request.course.id'})) { + foreach my $key (keys(%live_courses)) { + if ($key ne $env{'request.course.id'}) { + delete($live_courses{$key}); + } + } + } + + my $otheruser = 0; + my %own_courses; + if ((($uname ne $env{'user.name'})) || ($udom ne $env{'user.domain'})) { + # Resource belongs to user other than current user. + $otheruser = 1; + # Gather courses for current user + %own_courses = + &findallcourses(undef,$env{'user.name'},$env{'user.domain'}); + } + + # Gather active course roles - course coordinator, instructor, + # exam proctor, ta, student, or custom role. foreach my $course (keys(%live_courses)) { - my $cdom = $env{'course.'.$course.'.domain'}; - my $cnum = $env{'course.'.$course.'.num'}; - my $noblock = 0; + my ($cdom,$cnum); + if ((defined($env{'course.'.$course.'.domain'})) && (defined($env{'course.'.$course.'.num'}))) { + $cdom = $env{'course.'.$course.'.domain'}; + $cnum = $env{'course.'.$course.'.num'}; + } else { + ($cdom,$cnum) = split(/_/,$course); + } + my $no_ownblock = 0; + my $no_userblock = 0; + if ($otheruser) { + # Check if current user has 'evb' priv for this + if (defined($own_courses{$course})) { + foreach my $sec (keys(%{$own_courses{$course}})) { + my $checkrole = 'cm./'.$cdom.'/'.$cnum; + if ($sec ne 'none') { + $checkrole .= '/'.$sec; + } + if (&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) { + $no_ownblock = 1; + last; + } + } + } + # if they have 'evb' priv and are currently not playing student + next if (($no_ownblock) && + ($env{'request.role'} !~ m{^st\./$cdom/$cnum})); + } foreach my $sec (keys(%{$live_courses{$course}})) { - my $role = 'cm./'.$cdom.'/'.$cnum; + my $checkrole = 'cm./'.$cdom.'/'.$cnum; if ($sec ne 'none') { - $role .= '/'.$sec; + $checkrole .= '/'.$sec; } - if (&Apache::lonnet::allowed('evb',undef,undef,$role)) { - $noblock = 1; - last; + if ($otheruser) { + # Resource belongs to user other than current user. + # Assemble privs for that user, and check for 'evb' priv. + my ($trole,$tdom,$tnum,$tsec); + my $entry = $live_courses{$course}{$sec}; + if ($entry =~ /^cr/) { + ($trole,$tdom,$tnum,$tsec) = + ($entry =~ m|^(cr/$match_domain/$match_username/\w+)\./($match_domain)/($match_username)/?(\w*)$|); + } else { + ($trole,$tdom,$tnum,$tsec) = split(/\//,$entry); + } + my ($spec,$area,$trest,%allroles,%userroles); + $area = '/'.$tdom.'/'.$tnum; + $trest = $tnum; + if ($tsec ne '') { + $area .= '/'.$tsec; + $trest .= '/'.$tsec; + } + $spec = $trole.'.'.$area; + if ($trole =~ /^cr/) { + &Apache::lonnet::custom_roleprivs(\%allroles,$trole, + $tdom,$spec,$trest,$area); + } else { + &Apache::lonnet::standard_roleprivs(\%allroles,$trole, + $tdom,$spec,$trest,$area); + } + my ($author,$adv) = &Apache::lonnet::set_userprivs(\%userroles,\%allroles); + if ($userroles{'user.priv.'.$checkrole} =~ /evb\&([^\:]*)/) { + if ($1) { + $no_userblock = 1; + last; + } + } + } else { + # Resource belongs to current user + # Check for 'evb' priv via lonnet::allowed(). + if (&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) { + $no_ownblock = 1; + last; + } } } # if they have the evb priv and are currently not playing student - next if (($noblock) && - ($env{'request.role'} !~ m{^st\./$cdom/$cnum})); + next if (($no_ownblock) && + ($env{'request.role'} !~ m{^st\./\Q$cdom\E/\Q$cnum\E})); + next if ($no_userblock); + + # Retrieve blocking times and identity of blocker for course + # of specified user, unless user has 'evb' privilege. + + my ($start,$end)=&get_blocks($setters,$activity,$cdom,$cnum); + if (($start != 0) && + (($startblock == 0) || ($startblock > $start))) { + $startblock = $start; + } + if (($end != 0) && + (($endblock == 0) || ($endblock < $end))) { + $endblock = $end; + } + } + return ($startblock,$endblock); +} - $setters->{$course} = {}; - $setters->{$course}{'staff'} = []; - $setters->{$course}{'times'} = []; - my %records = &Apache::lonnet::dump('comm_block',$cdom,$cnum); - foreach my $record (keys(%records)) { - my ($start,$end) = ($record =~ m/^(\d+)____(\d+)$/); - if ($start <= time && $end >= time) { - my ($staff_name,$staff_dom,$title,$blocks) = - &parse_block_record($records{$record}); - if ($blocks->{$activity} eq 'on') { - push(@{$$setters{$course}{'staff'}}, [$staff_name,$staff_dom]); push(@{$$setters{$course}{'times'}}, [$start,$end]); - if ( ($startblock == 0) || ($startblock > $1) ) { - $startblock = $1; - } - if ( ($endblock == 0) || ($endblock < $2) ) { - $endblock = $2; - } +sub get_blocks { + my ($setters,$activity,$cdom,$cnum) = @_; + my $startblock = 0; + my $endblock = 0; + my $course = $cdom.'_'.$cnum; + $setters->{$course} = {}; + $setters->{$course}{'staff'} = []; + $setters->{$course}{'times'} = []; + my %records = &Apache::lonnet::dump('comm_block',$cdom,$cnum); + foreach my $record (keys(%records)) { + my ($start,$end) = ($record =~ m/^(\d+)____(\d+)$/); + if ($start <= time && $end >= time) { + my ($staff_name,$staff_dom,$title,$blocks) = + &parse_block_record($records{$record}); + if ($blocks->{$activity} eq 'on') { + push(@{$$setters{$course}{'staff'}},[$staff_name,$staff_dom]); + push(@{$$setters{$course}{'times'}}, [$start,$end]); + if ( ($startblock == 0) || ($startblock > $start) ) { + $startblock = $start; + } + if ( ($endblock == 0) || ($endblock < $end) ) { + $endblock = $end; } } } @@ -2896,7 +3086,6 @@ sub parse_block_record { ($setuname,$setudom) = split(/:/,$record->{'setter'}); $title = &unescape($record->{'event'}); $blocks = $record->{'blocks'}; - } else { my @data = split(/:/,$record,3); if (scalar(@data) eq 2) { @@ -2919,7 +3108,7 @@ sub build_block_table { 'blse' => 'Block set by' ); my $output; - $output = '

'.$lt{'cacb'}.':

'; + $output = '
'.$lt{'cacb'}.':
'; $output .= &start_data_table(); $output .= ' @@ -2932,21 +3121,83 @@ sub build_block_table { my %courseinfo=&Apache::lonnet::coursedescription($course); for (my $i=0; $i<@{$$setters{$course}{staff}}; $i++) { my ($uname,$udom) = @{$$setters{$course}{staff}[$i]}; - my $fullname = &Apache::loncommon::plainname($uname,$udom); + my $fullname = &plainname($uname,$udom); + if (defined($env{'user.name'}) && defined($env{'user.domain'}) + && $env{'user.name'} ne 'public' + && $env{'user.domain'} ne 'public') { + $fullname = &aboutmewrapper($fullname,$uname,$udom); + } my ($openblock,$closeblock) = @{$$setters{$course}{times}[$i]}; $openblock = &Apache::lonlocal::locallocaltime($openblock); $closeblock= &Apache::lonlocal::locallocaltime($closeblock); $output .= &Apache::loncommon::start_data_table_row(). ''.$courseinfo{'description'}.''. ''.$openblock.' to '.$closeblock.''. - ''.$fullname.' ('.$uname.':'.$udom. - ')'. + ''.$fullname.''. &Apache::loncommon::end_data_table_row(); } } $output .= &end_data_table(); } +sub blocking_status { + my ($activity,$uname,$udom) = @_; + my %setters; + my ($blocked,$output,$ownitem,$is_course); + my ($startblock,$endblock)=&blockcheck(\%setters,$activity,$uname,$udom); + if ($startblock && $endblock) { + $blocked = 1; + if (wantarray) { + my $category; + if ($activity eq 'boards') { + $category = 'Discussion posts in this course'; + } elsif ($activity eq 'blogs') { + $category = 'Blogs'; + } elsif ($activity eq 'port') { + if (defined($uname) && defined($udom)) { + if ($uname eq $env{'user.name'} && + $udom eq $env{'user.domain'}) { + $ownitem = 1; + } + } + $is_course = &Apache::lonnet::is_course($udom,$uname); + if ($ownitem) { + $category = 'Your portfolio files'; + } elsif ($is_course) { + my $coursedesc; + foreach my $course (keys(%setters)) { + my %courseinfo = + &Apache::lonnet::coursedescription($course); + $coursedesc = $courseinfo{'description'}; + } + $category = "Group files in the course '$coursedesc'"; + } else { + $category = 'Portfolio files belonging to '; + if ($env{'user.name'} eq 'public' && + $env{'user.domain'} eq 'public') { + $category .= &plainname($uname,$udom); + } else { + $category .= &aboutmewrapper(&plainname($uname,$udom),$uname,$udom); + } + } + } elsif ($activity eq 'groups') { + $category = 'Groups in this course'; + } + my $showstart = &Apache::lonlocal::locallocaltime($startblock); + my $showend = &Apache::lonlocal::locallocaltime($endblock); + $output = '
'.&mt('[_1] will be inaccessible between [_2] and [_3] because communication is being blocked.',$category,$showstart,$showend).'
'; + if (!($activity eq 'port' && !($ownitem) && !($is_course))) { + $output .= &build_block_table($startblock,$endblock,\%setters); + } + } + } + if (wantarray) { + return ($blocked,$output); + } else { + return $blocked; + } +} + ############################################### =pod @@ -3119,8 +3370,8 @@ sub bodytag { # role and realm my ($role,$realm) = split(/\./,$env{'request.role'},2); if ($role eq 'ca') { - my ($rdom,$rname) = ($realm =~ m-^/(\w+)/(\w+)$-); - $realm = &plainname($rname,$rdom).':'.$rdom; + my ($rdom,$rname) = ($realm =~ m{^/($match_domain)/($match_username)$}); + $realm = &plainname($rname,$rdom); } # realm if ($env{'request.course.id'}) { @@ -3416,6 +3667,7 @@ sub standard_css { my $mail_other = '#99BBBB'; my $mail_other_hover = '#669999'; my $table_header = '#DDDDDD'; + my $feedback_link_bg = '#BBBBBB'; my $border = ($env{'browser.type'} eq 'explorer') ? '0px 2px 0px 2px' : '0px 3px 0px 4px'; @@ -3423,9 +3675,20 @@ sub standard_css { return < if true will start with a rather than + dicsussion -> if true will get discussion from + lonxml::xmlend + (you can pass the target and parser arguments + through optional 'target' and 'parser' args + to this routine) =cut @@ -4699,7 +5003,7 @@ sub get_course_users { $usec = 'none'; } if ($uname ne '' && $udom ne '') { - if ($end < $now) { + if ($end > 0 && $end < $now) { $status = 'previous'; } elsif ($start > $now) { $status = 'future'; @@ -5139,7 +5443,12 @@ sub record_sep { $i++; } } else { - my @allfields=split(/\,/,$record); + my @allfields; + if ($env{'form.upfiletype'} eq 'semisv') { + @allfields=split(/;/,$record,-1); + } else { + @allfields=split(/\,/,$record,-1); + } my $i=0; my $j; for ($j=0;$j<=$#allfields;$j++) { @@ -5177,6 +5486,7 @@ the file type. sub upfile_select_html { my %Types = ( csv => &mt('CSV (comma separated values, spreadsheet)'), + semisv => &mt('Semicolon separated values'), space => &mt('Space separated'), tab => &mt('Tabulator separated'), # xml => &mt('HTML/XML'), @@ -5831,16 +6141,19 @@ Returns: both routines return nothing ####################################################### ####################################################### sub store_course_settings { + return &store_settings($env{'request.course.id'},@_); +} + +sub store_settings { # save to the environment # appenv the same items, just to be safe - my $courseid = $env{'request.course.id'}; my $udom = $env{'user.domain'}; my $uname = $env{'user.name'}; - my ($prefix,$Settings) = @_; + my ($context,$prefix,$Settings) = @_; my %SaveHash; my %AppHash; while (my ($setting,$type) = each(%$Settings)) { - my $basename = join('.','internal',$courseid,$prefix,$setting); + my $basename = join('.','internal',$context,$prefix,$setting); my $envname = 'environment.'.$basename; if (exists($env{'form.'.$setting})) { # Save this value away @@ -5880,11 +6193,14 @@ sub store_course_settings { } sub restore_course_settings { - my $courseid = $env{'request.course.id'}; - my ($prefix,$Settings) = @_; + return &restore_settings($env{'request.course.id'},@_); +} + +sub restore_settings { + my ($context,$prefix,$Settings) = @_; while (my ($setting,$type) = each(%$Settings)) { next if (exists($env{'form.'.$setting})); - my $envname = 'environment.internal.'.$courseid.'.'.$prefix. + my $envname = 'environment.internal.'.$context.'.'.$prefix. '.'.$setting; if (exists($env{$envname})) { if ($type eq 'scalar') { @@ -6016,7 +6332,7 @@ sub construct_course { # # Check if created correctly # - ($$crsudom,$$crsunum)=($$courseid=~/^\/(\w+)\/(\w+)$/); + ($$crsudom,$$crsunum)= &LONCAPA::split_courseid($$courseid); my $crsuhome=&Apache::lonnet::homeserver($$crsunum,$$crsudom); $outcome .= &mt('Created on').': '.$crsuhome.'
'; # @@ -6025,7 +6341,7 @@ sub construct_course { my $cloneid=''; if (($args->{'clonecourse'}) && ($args->{'clonedomain'})) { $cloneid='/'.$args->{'clonedomain'}.'/'.$args->{'clonecourse'}; - my ($clonecrsudom,$clonecrsunum)=($cloneid=~/^\/(\w+)\/(\w+)$/); + my ($clonecrsudom,$clonecrsunum)= &LONCAPA::split_courseid($cloneid); my $clonehome=&Apache::lonnet::homeserver($clonecrsunum,$clonecrsudom); if ($clonehome eq 'no_host') { $outcome .= @@ -6198,9 +6514,11 @@ sub construct_course { # if specified, key authority is not course, but user # only active if keyaccess is yes if ($args->{'keyauth'}) { - $args->{'keyauth'}=~s/[^\w\@]//g; - if ($args->{'keyauth'}) { - $cenv{'keyauth'}=$args->{'keyauth'}; + my ($user,$domain) = split(':',$args->{'keyauth'}); + $user = &LONCAPA::clean_username($user); + $domain = &LONCAPA::clean_username($domain); + if ($user ne '' && $domain ne '') { + $cenv{'keyauth'}=$user.':'.$domain; } } @@ -6297,7 +6615,7 @@ sub group_term { sub icon { my ($file)=@_; - my $curfext = (split(/\./,$file))[-1]; + my $curfext = lc((split(/\./,$file))[-1]); my $iconname=$Apache::lonnet::perlvar{'lonIconsURL'}.'/unknown.gif'; my $embstyle = &Apache::loncommon::fileembstyle($curfext); if (!(!defined($embstyle) || $embstyle eq 'unk' || $embstyle eq 'hdn')) {