--- loncom/interface/loncommon.pm 2014/01/27 02:21:30 1.1172 +++ loncom/interface/loncommon.pm 2014/11/21 17:59:06 1.1200 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # a pile of common routines # -# $Id: loncommon.pm,v 1.1172 2014/01/27 02:21:30 raeburn Exp $ +# $Id: loncommon.pm,v 1.1200 2014/11/21 17:59:06 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -69,12 +69,15 @@ use Apache::lontexconvert(); use Apache::lonclonecourse(); use Apache::lonuserutils(); use Apache::lonuserstate(); +use Apache::courseclassifier(); use LONCAPA qw(:DEFAULT :match); use DateTime::TimeZone; use DateTime::Locale::Catalog; use Text::Aspell; use Authen::Captcha; use Captcha::reCAPTCHA; +use Crypt::DES; +use DynaLoader; # for Crypt::DES version # ---------------------------------------------- Designs use vars qw(%defaultdesign); @@ -1313,8 +1316,10 @@ sub helpLatexCheatsheet { .&help_open_topic('Other_Symbols',&mt('Other Symbols'),$stayOnPage,undef,600) .''; unless ($not_author) { - $out .= ' ' - .&help_open_topic('Authoring_Output_Tags',&mt('Output Tags'),$stayOnPage,undef,600) + $out .= '' + .&help_open_topic('Authoring_Output_Tags',&mt('Output Tags'),$stayOnPage,undef,600) + .' ' + .&help_open_topic('Authoring_Multilingual_Problems',&mt('How to create problems in different languages'),$stayOnPage,undef,600) .''; } $out .= ''; # End cheatsheet @@ -2360,6 +2365,8 @@ Outputs: =item * $clientinfo +=item * $clientosversion + =back =back @@ -2379,8 +2386,9 @@ sub decode_user_agent { my $clientmathml=''; my $clientunicode='0'; my $clientmobile=0; + my $clientosversion=''; for (my $i=0;$i<=$#browsertype;$i++) { - my ($bname,$match,$notmatch,$vreg,$minv,$univ)=split(/\:/,$browsertype[$i]); + my ($bname,$match,$notmatch,$vreg,$minv,$univ)=split(/\%/,$browsertype[$i]); if (($httpbrowser=~/$match/i) && ($httpbrowser!~/$notmatch/i)) { $clientbrowser=$bname; $httpbrowser=~/$vreg/i; @@ -2400,7 +2408,12 @@ sub decode_user_agent { if ($httpbrowser=~/next/i) { $clientos='next'; } if (($httpbrowser=~/mac/i) || ($httpbrowser=~/powerpc/i)) { $clientos='mac'; } - if ($httpbrowser=~/win/i) { $clientos='win'; } + if ($httpbrowser=~/win/i) { + $clientos='win'; + if ($httpbrowser =~/Windows\s+NT\s+(\d+\.\d+)/i) { + $clientosversion = $1; + } + } if ($httpbrowser=~/embed/i) { $clientos='pda'; } if ($httpbrowser=~/(Android|iPod|iPad|iPhone|webOS|Blackberry|Windows Phone|Opera m(?:ob|in)|Fennec)/i) { $clientmobile=lc($1); @@ -2411,7 +2424,8 @@ sub decode_user_agent { $clientinfo = 'chromeframe-'.$1; } return ($httpbrowser,$clientbrowser,$clientversion,$clientmathml, - $clientunicode,$clientos,$clientmobile,$clientinfo); + $clientunicode,$clientos,$clientmobile,$clientinfo, + $clientosversion); } ############################################################### @@ -3747,7 +3761,7 @@ sub user_lang { =over 4 =item * &get_previous_attempt($symb, $username, $domain, $course, - $getattempt, $regexp, $gradesub) + $getattempt, $regexp, $gradesub, $usec, $identifier) Return string with previous attempt on problem. Arguments: @@ -3769,6 +3783,11 @@ Return string with previous attempt on p =item * $gradesub: routine that processes the string if it matches $regexp +=item * $usec: section of the desired student + +=item * $identifier: counter for student (multiple students one problem) or + problem (one student; whole sequence). + =back The output string is a table containing all desired attempts, if any. @@ -3776,7 +3795,7 @@ The output string is a table containing =cut sub get_previous_attempt { - my ($symb,$username,$domain,$course,$getattempt,$regexp,$gradesub)=@_; + my ($symb,$username,$domain,$course,$getattempt,$regexp,$gradesub,$usec,$identifier)=@_; my $prevattempts=''; no strict 'refs'; if ($symb) { @@ -3792,7 +3811,7 @@ sub get_previous_attempt { } $prevattempts=&start_data_table().&start_data_table_header_row(); $prevattempts.=''.&mt('History').''; - my (%typeparts,%lasthidden); + my (%typeparts,%lasthidden,%regraded,%hidestatus); my $showsurv=&Apache::lonnet::allowed('vas',$env{'request.course.id'}); foreach my $key (sort(keys(%lasthash))) { my ($ign,@parts) = split(/\./,$key); @@ -3809,6 +3828,18 @@ sub get_previous_attempt { $lasthidden{$ign.'.'.$id} = 1; } } + if ($identifier ne '') { + my $id = join(',',@parts); + if (&Apache::lonnet::EXT("resource.$id.problemstatus",$symb, + $domain,$username,$usec,undef,$course) =~ /^no/) { + $hidestatus{$ign.'.'.$id} = 1; + } + } + } elsif ($data eq 'regrader') { + if (($identifier ne '') && (@parts)) { + my $id = join(',',@parts); + $regraded{$ign.'.'.$id} = 1; + } } } else { if ($#parts == 0) { @@ -3820,17 +3851,60 @@ sub get_previous_attempt { } $prevattempts.=&end_data_table_header_row(); if ($getattempt eq '') { + my (%solved,%resets,%probstatus); + if (($identifier ne '') && (keys(%regraded) > 0)) { + for ($version=1;$version<=$returnhash{'version'};$version++) { + foreach my $id (keys(%regraded)) { + if (($returnhash{$version.':'.$id.'.regrader'}) && + ($returnhash{$version.':'.$id.'.tries'} eq '') && + ($returnhash{$version.':'.$id.'.award'} eq '')) { + push(@{$resets{$id}},$version); + } + } + } + } for ($version=1;$version<=$returnhash{'version'};$version++) { - my @hidden; + my (@hidden,@unsolved); if (%typeparts) { foreach my $id (keys(%typeparts)) { - if (($returnhash{$version.':'.$id.'.type'} eq 'anonsurvey') || ($returnhash{$version.':'.$id.'.type'} eq 'anonsurveycred')) { + if (($returnhash{$version.':'.$id.'.type'} eq 'anonsurvey') || + ($returnhash{$version.':'.$id.'.type'} eq 'anonsurveycred')) { push(@hidden,$id); + } elsif ($identifier ne '') { + unless (($returnhash{$version.':'.$id.'.type'} eq 'survey') || + ($returnhash{$version.':'.$id.'.type'} eq 'surveycred') || + ($hidestatus{$id})) { + next if ((ref($resets{$id}) eq 'ARRAY') && grep(/^\Q$version\E$/,@{$resets{$id}})); + if ($returnhash{$version.':'.$id.'.solved'} eq 'correct_by_student') { + push(@{$solved{$id}},$version); + } elsif (($returnhash{$version.':'.$id.'.solved'} ne '') && + (ref($solved{$id}) eq 'ARRAY')) { + my $skip; + if (ref($resets{$id}) eq 'ARRAY') { + foreach my $reset (@{$resets{$id}}) { + if ($reset > $solved{$id}[-1]) { + $skip=1; + last; + } + } + } + unless ($skip) { + my ($ign,$partslist) = split(/\./,$id,2); + push(@unsolved,$partslist); + } + } + } } } } $prevattempts.=&start_data_table_row(). - ''.&mt('Transaction [_1]',$version).''; + ''.&mt('Transaction [_1]',$version); + if (@unsolved) { + $prevattempts .= ''; + } + $prevattempts .= ''; if (@hidden) { foreach my $key (sort(keys(%lasthash))) { next if ($key =~ /\.foilorder$/); @@ -3846,7 +3920,7 @@ sub get_previous_attempt { if (($data eq 'award') || ($data eq 'awarddetail')) { my $value = &format_previous_attempt_value($key, $returnhash{$version.':'.$key}); - $prevattempts.=''.&HTML::Entities::encode($value, '"<>&').' '; + $prevattempts.=''.$value.' '; } else { $prevattempts.=' '; } @@ -3854,7 +3928,7 @@ sub get_previous_attempt { if ($key =~ /\./) { my $value = &format_previous_attempt_value($key, $returnhash{$version.':'.$key}); - $prevattempts.=''.&HTML::Entities::encode($value, '"<>&').' '; + $prevattempts.=''.$value.' '; } else { $prevattempts.=' '; } @@ -3865,7 +3939,7 @@ sub get_previous_attempt { next if ($key =~ /\.foilorder$/); my $value = &format_previous_attempt_value($key, $returnhash{$version.':'.$key}); - $prevattempts.=''.&HTML::Entities::encode($value, '"<>&').' '; + $prevattempts.=''.$value.' '; } } $prevattempts.=&end_data_table_row(); @@ -3890,7 +3964,7 @@ sub get_previous_attempt { if ($key =~/$regexp$/ && (defined &$gradesub)) { $value = &$gradesub($value); } - $prevattempts.=''. &HTML::Entities::encode($value, '"<>&').' '; + $prevattempts.=''. $value.' '; } else { $prevattempts.=' '; } @@ -3899,14 +3973,14 @@ sub get_previous_attempt { if ($key =~/$regexp$/ && (defined &$gradesub)) { $value = &$gradesub($value); } - $prevattempts.=''.&HTML::Entities::encode($value, '"<>&').' '; + $prevattempts.=''.$value.' '; } } else { my $value = &format_previous_attempt_value($key,$lasthash{$key}); if ($key =~/$regexp$/ && (defined &$gradesub)) { $value = &$gradesub($value); } - $prevattempts.=''.&HTML::Entities::encode($value, '"<>&').' '; + $prevattempts.=''.$value.' '; } } $prevattempts.= &end_data_table_row().&end_data_table(); @@ -3927,11 +4001,13 @@ sub get_previous_attempt { sub format_previous_attempt_value { my ($key,$value) = @_; if (($key =~ /timestamp/) || ($key=~/duedate/)) { - $value = &Apache::lonlocal::locallocaltime($value); + $value = &Apache::lonlocal::locallocaltime($value); } elsif (ref($value) eq 'ARRAY') { - $value = '('.join(', ', @{ $value }).')'; + $value = &HTML::Entities::encode('('.join(', ', @{ $value }).')','"<>&'); } elsif ($key =~ /answerstring$/) { my %answers = &Apache::lonnet::str2hash($value); + my @answer = %answers; + %answers = map {&HTML::Entities::encode($_, '"<>&')} @answer; my @anskeys = sort(keys(%answers)); if (@anskeys == 1) { my $answer = $answers{$anskeys[0]}; @@ -3954,7 +4030,7 @@ sub format_previous_attempt_value { } } } else { - $value = &unescape($value); + $value = &HTML::Entities::encode(&unescape($value), '"<>&'); } return $value; } @@ -4315,23 +4391,20 @@ sub findallcourses { ############################################### sub blockcheck { - my ($setters,$activity,$uname,$udom,$url) = @_; + my ($setters,$activity,$uname,$udom,$url,$is_course) = @_; - if (!defined($udom)) { + if (defined($udom) && defined($uname)) { + # If uname and udom are for a course, check for blocks in the course. + if (($is_course) || (&Apache::lonnet::is_course($udom,$uname))) { + my ($startblock,$endblock,$triggerblock) = + &get_blocks($setters,$activity,$udom,$uname,$url); + return ($startblock,$endblock,$triggerblock); + } + } else { $udom = $env{'user.domain'}; - } - if (!defined($uname)) { $uname = $env{'user.name'}; } - # If uname and udom are for a course, check for blocks in the course. - - if (&Apache::lonnet::is_course($udom,$uname)) { - my ($startblock,$endblock,$triggerblock) = - &get_blocks($setters,$activity,$udom,$uname,$url); - return ($startblock,$endblock,$triggerblock); - } - my $startblock = 0; my $endblock = 0; my $triggerblock = ''; @@ -4341,7 +4414,8 @@ sub blockcheck { # boards, chat or groups, check for blocking in current course only. if (($activity eq 'boards' || $activity eq 'chat' || - $activity eq 'groups') && ($env{'request.course.id'})) { + $activity eq 'groups' || $activity eq 'printout') && + ($env{'request.course.id'})) { foreach my $key (keys(%live_courses)) { if ($key ne $env{'request.course.id'}) { delete($live_courses{$key}); @@ -4605,12 +4679,12 @@ sub parse_block_record { } sub blocking_status { - my ($activity,$uname,$udom,$url) = @_; + my ($activity,$uname,$udom,$url,$is_course) = @_; my %setters; # check for active blocking my ($startblock,$endblock,$triggerblock) = - &blockcheck(\%setters,$activity,$uname,$udom,$url); + &blockcheck(\%setters,$activity,$uname,$udom,$url,$is_course); my $blocked = 0; if ($startblock && $endblock) { $blocked = 1; @@ -5147,7 +5221,10 @@ sub bodytag { @design{keys(%$addentries)} = @$addentries{keys(%$addentries)}; # role and realm - my ($role,$realm) = split(/\./,$env{'request.role'},2); + my ($role,$realm) = split(m{\./},$env{'request.role'},2); + if ($realm) { + $realm = '/'.$realm; + } if ($role eq 'ca') { my ($rdom,$rname) = ($realm =~ m{^/($match_domain)/($match_username)$}); $realm = &plainname($rname,$rdom); @@ -7294,7 +7371,10 @@ sub headtag { ''. &font_settings($args); - my $inhibitprint = &print_suppression(); + my $inhibitprint; + if ($args->{'print_suppress'}) { + $inhibitprint = &print_suppression(); + } if (!$args->{'frameset'}) { $result .= &Apache::lonhtmlcommon::htmlareaheaders(); @@ -7420,7 +7500,7 @@ sub print_suppression { } my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; - my $blocked = &blocking_status('printout',$cnum,$cdom); + my $blocked = &blocking_status('printout',$cnum,$cdom,undef,1); if ($blocked) { my $checkrole = "cm./$cdom/$cnum"; if ($env{'request.course.sec'} ne '') { @@ -7652,9 +7732,11 @@ function set_wishlistlink(title, path) { title = document.title; title = title.replace(/^LON-CAPA /,''); } + title = encodeURIComponent(title); if (!path) { path = location.pathname; } + path = encodeURIComponent(path); Win = window.open('/adm/wishlist?mode=newLink&setTitle='+title+'&setPath='+path, 'wishlistNewLink','width=560,height=350,scrollbars=0'); } @@ -7700,7 +7782,7 @@ var modalWindow = { modalWindow.windowId = "myModal"; modalWindow.width = width; modalWindow.height = height; - modalWindow.content = ""; modalWindow.open(); }; // END LON-CAPA Internal --> @@ -8961,10 +9043,10 @@ sub excess_filesize_warning { } $disk_quota = int($disk_quota * 1000); if (($current_disk_usage + $filesize) > $disk_quota) { - return '

'. + return '

'. &mt("Unable to $action [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.", - ''.$filename.'',$filesize).''. - '
'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.', + ''.$filename.'',$filesize).'

'. + '

'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.', $disk_quota,$current_disk_usage). '

'; } @@ -9417,7 +9499,14 @@ sub personal_data_fieldtitles { sub sorted_inst_types { my ($dom) = @_; - my ($usertypes,$order) = &Apache::lonnet::retrieve_inst_usertypes($dom); + my ($usertypes,$order); + my %domdefaults = &Apache::lonnet::get_domain_defaults($dom); + if (ref($domdefaults{'inststatus'}) eq 'HASH') { + $usertypes = $domdefaults{'inststatus'}{'inststatustypes'}; + $order = $domdefaults{'inststatus'}{'inststatusorder'}; + } else { + ($usertypes,$order) = &Apache::lonnet::retrieve_inst_usertypes($dom); + } my $othertitle = &mt('All users'); if ($env{'request.course.id'}) { $othertitle = &mt('Any users'); @@ -9880,7 +9969,15 @@ sub ask_for_embedded_content { ($path) = ($toplevel =~ m{^(\Q/uploaded/$cdom/$cnum/\E(?:docs|supplemental)/(?:default|\d+)/\d+)/}); } - $fileloc = &Apache::lonnet::filelocation('',$toplevel); + if ($toplevel=~/^\/*(uploaded|editupload)/) { + $fileloc = $toplevel; + $fileloc=~ s/^\s*(\S+)\s*$/$1/; + my ($udom,$uname,$fname) = + ($fileloc=~ m{^/+(?:uploaded|editupload)/+($match_domain)/+($match_name)/+(.*)$}); + $fileloc = propath($udom,$uname).'/userfiles/'.$fname; + } else { + $fileloc = &Apache::lonnet::filelocation('',$toplevel); + } $fileloc =~ s{^/}{}; ($filename) = ($fileloc =~ m{.+/([^/]+)$}); $heading = &mt('Status of dependencies in [_1]',"$title ($filename)"); @@ -10911,11 +11008,11 @@ sub check_for_upload { if ($currsize < $filesize) { my $extra = $filesize - $currsize; if (($current_disk_usage + $extra) > $disk_quota) { - my $msg = ''. + my $msg = '

'. &mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded if existing (smaller) file with same name (size = [_3] kilobytes) is replaced.', - ''.$fname.'',$filesize,$currsize).''. - '
'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.', - $disk_quota,$current_disk_usage); + ''.$fname.'',$filesize,$currsize).'

'. + '

'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.', + $disk_quota,$current_disk_usage).'

'; return ('will_exceed_quota',$msg); } } @@ -10924,21 +11021,21 @@ sub check_for_upload { } } if (($current_disk_usage + $filesize) > $disk_quota){ - my $msg = ''. - &mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.',''.$fname.'',$filesize).''. - '
'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',$disk_quota,$current_disk_usage); + my $msg = '

'. + &mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.',''.$fname.'',$filesize).'

'. + '

'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',$disk_quota,$current_disk_usage).'

'; return ('will_exceed_quota',$msg); } elsif ($found_file) { if ($locked_file) { - my $msg = ''; + my $msg = '

'; $msg .= &mt('Unable to upload [_1]. A locked file by that name was found in [_2].',''.$fname.'',''.$port_path.$env{'form.currentpath'}.''); - $msg .= '
'; + $msg .= '

'; $msg .= &mt('You will be able to rename or delete existing [_1] after a grade has been assigned.',''.$fname.''); return ('file_locked',$msg); } else { - my $msg = ''; + my $msg = '

'; $msg .= &mt(' A file by that name: [_1] was found in [_2].',''.$fname.'',$port_path.$env{'form.currentpath'}); - $msg .= ''; + $msg .= '

'; return ('existingfile',$msg); } } @@ -11036,7 +11133,7 @@ sub decompress_form { "$topdir/media/player.swf", "$topdir/media/swfobject.js", "$topdir/media/expressInstall.swf"); - my @camtasia8 = ("$topdir/","$topdir/$topdir.html", + my @camtasia8_1 = ("$topdir/","$topdir/$topdir.html", "$topdir/$topdir.mp4", "$topdir/$topdir\_config.xml", "$topdir/$topdir\_controller.swf", @@ -11058,13 +11155,36 @@ sub decompress_form { "$topdir/skins/express_show/", "$topdir/skins/express_show/player-min.css", "$topdir/skins/express_show/spritesheet.png"); + my @camtasia8_4 = ("$topdir/","$topdir/$topdir.html", + "$topdir/$topdir.mp4", + "$topdir/$topdir\_config.xml", + "$topdir/$topdir\_controller.swf", + "$topdir/$topdir\_embed.css", + "$topdir/$topdir\_First_Frame.png", + "$topdir/$topdir\_player.html", + "$topdir/$topdir\_Thumbnails.png", + "$topdir/playerProductInstall.swf", + "$topdir/scripts/", + "$topdir/scripts/config_xml.js", + "$topdir/scripts/techsmith-smart-player.min.js", + "$topdir/skins/", + "$topdir/skins/configuration_express.xml", + "$topdir/skins/express_show/", + "$topdir/skins/express_show/spritesheet.min.css", + "$topdir/skins/express_show/spritesheet.png", + "$topdir/skins/express_show/techsmith-smart-player.min.css"); my @diffs = &compare_arrays(\@paths,\@camtasia6); if (@diffs == 0) { $is_camtasia = 6; } else { - @diffs = &compare_arrays(\@paths,\@camtasia8); + @diffs = &compare_arrays(\@paths,\@camtasia8_1); if (@diffs == 0) { $is_camtasia = 8; + } else { + @diffs = &compare_arrays(\@paths,\@camtasia8_4); + if (@diffs == 0) { + $is_camtasia = 8; + } } } } @@ -11263,7 +11383,7 @@ sub decompress_uploaded_file { sub process_decompression { my ($docudom,$docuname,$file,$destination,$dir_root,$hiddenelem) = @_; my ($dir,$error,$warning,$output); - if ($file !~ /\.(zip|tar|bz2|gz|tar.gz|tar.bz2|tgz)$/) { + if ($file !~ /\.(zip|tar|bz2|gz|tar.gz|tar.bz2|tgz)$/i) { $error = &mt('Filename not a supported archive file type.'). '
'.&mt('Filename should end with one of: [_1].', '.zip, .tar, .bz2, .gz, .tar.gz, .tar.bz2, .tgz'); @@ -13654,6 +13774,12 @@ sub assign_category_rows { return $text; } +=pod + +=back + +=cut + ############################################################ ############################################################ @@ -14497,8 +14623,8 @@ sub init_user_environment { } # ------------------------------------ Check browser type and MathML capability - my ($httpbrowser,$clientbrowser,$clientversion,$clientmathml, - $clientunicode,$clientos,$clientmobile,$clientinfo) = &decode_user_agent($r); + my ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,$clientunicode, + $clientos,$clientmobile,$clientinfo,$clientosversion) = &decode_user_agent($r); # ------------------------------------------------------------- Get environment @@ -14531,6 +14657,7 @@ sub init_user_environment { "browser.os" => $clientos, "browser.mobile" => $clientmobile, "browser.info" => $clientinfo, + "browser.osversion" => $clientosversion, "server.domain" => $Apache::lonnet::perlvar{'lonDefDomain'}, "request.course.fn" => '', "request.course.uri" => '', @@ -14673,36 +14800,539 @@ sub clean_symb { return ($symb,$enc); } -sub build_release_hashes { - my ($checkparms,$checkresponsetypes,$checkcrstypes,$anonsurvey,$randomizetry) = @_; - return unless((ref($checkparms) eq 'HASH') && (ref($checkresponsetypes) eq 'HASH') && - (ref($checkcrstypes) eq 'HASH') && (ref($anonsurvey) eq 'HASH') && - (ref($randomizetry) eq 'HASH')); - foreach my $key (keys(%Apache::lonnet::needsrelease)) { - my ($item,$name,$value) = split(/:/,$key); - if ($item eq 'parameter') { - if (ref($checkparms->{$name}) eq 'ARRAY') { - unless(grep(/^\Q$name\E$/,@{$checkparms->{$name}})) { - push(@{$checkparms->{$name}},$value); - } +############################################################ +############################################################ + +=pod + +=head1 Routines for building display used to search for courses + + +=over 4 + +=item * &build_filters() + +Create markup for a table used to set filters to use when selecting +courses in a domain. Used by lonpickcourse.pm, lonmodifycourse.pm +and quotacheck.pl + + +Inputs: + +filterlist - anonymous array of fields to include as potential filters + +crstype - course type + +roleelement - fifth arg in selectcourse_link() populates fifth arg in javascript: opencrsbrowser() function, used + to pop-open a course selector (will contain "extra element"). + +multelement - if multiple course selections will be allowed, this will be a hidden form element: name: multiple; value: 1 + +filter - anonymous hash of criteria and their values + +action - form action + +numfiltersref - ref to scalar (count of number of elements in institutional codes -- e.g., 4 for year, semester, department, and number) + +caller - caller context (e.g., set to 'modifycourse' when routine is called from lonmodifycourse.pm) + +cloneruname - username of owner of new course who wants to clone + +clonerudom - domain of owner of new course who wants to clone + +typeelem - text to use for left column in row containing course type (i.e., Course, Community or Course/Community) + +codetitlesref - reference to array of titles of components in institutional codes (official courses) + +codedom - domain + +formname - value of form element named "form". + +fixeddom - domain, if fixed. + +prevphase - value to assign to form element named "phase" when going back to the previous screen + +cnameelement - name of form element in form on opener page which will receive title of selected course + +cnumelement - name of form element in form on opener page which will receive courseID of selected course + +cdomelement - name of form element in form on opener page which will receive domain of selected course + +setroles - includes access constraint identifier when setting a roles-based condition for acces to a portfolio file + +clonetext - hidden form elements containing list of courses cloneable by intended course owner when DC creates a course + +clonewarning - warning message about missing information for intended course owner when DC creates a course + + +Returns: $output - HTML for display of search criteria, and hidden form elements. + + +Side Effects: None + +=cut + +# ---------------------------------------------- search for courses based on last activity etc. + +sub build_filters { + my ($filterlist,$crstype,$roleelement,$multelement,$filter,$action, + $numtitlesref,$caller,$cloneruname,$clonerudom,$typeelement, + $codetitlesref,$codedom,$formname,$fixeddom,$prevphase, + $cnameelement,$cnumelement,$cdomelement,$setroles, + $clonetext,$clonewarning) = @_; + my ($list,$jscript); + my $onchange = 'javascript:updateFilters(this)'; + my ($domainselectform,$sincefilterform,$createdfilterform, + $ownerdomselectform,$persondomselectform,$instcodeform, + $typeselectform,$instcodetitle); + if ($formname eq '') { + $formname = $caller; + } + foreach my $item (@{$filterlist}) { + unless (($item eq 'descriptfilter') || ($item eq 'instcodefilter') || + ($item eq 'sincefilter') || ($item eq 'createdfilter')) { + if ($item eq 'domainfilter') { + $filter->{$item} = &LONCAPA::clean_domain($filter->{$item}); + } elsif ($item eq 'coursefilter') { + $filter->{$item} = &LONCAPA::clean_courseid($filter->{$item}); + } elsif ($item eq 'ownerfilter') { + $filter->{$item} = &LONCAPA::clean_username($filter->{$item}); + } elsif ($item eq 'ownerdomfilter') { + $filter->{'ownerdomfilter'} = + &LONCAPA::clean_domain($filter->{$item}); + $ownerdomselectform = &select_dom_form($filter->{'ownerdomfilter'}, + 'ownerdomfilter',1); + } elsif ($item eq 'personfilter') { + $filter->{$item} = &LONCAPA::clean_username($filter->{$item}); + } elsif ($item eq 'persondomfilter') { + $persondomselectform = &select_dom_form($filter->{'persondomfilter'}, + 'persondomfilter',1); } else { - push(@{$checkparms->{$name}},$value); + $filter->{$item} =~ s/\W//g; } - } elsif ($item eq 'resourcetag') { - if ($name eq 'responsetype') { - $checkresponsetypes->{$value} = $Apache::lonnet::needsrelease{$key} + if (!$filter->{$item}) { + $filter->{$item} = ''; + } + } + if ($item eq 'domainfilter') { + my $allow_blank = 1; + if ($formname eq 'portform') { + $allow_blank=0; + } elsif ($formname eq 'studentform') { + $allow_blank=0; } - } elsif ($item eq 'course') { - if ($name eq 'crstype') { - $checkcrstypes->{$value} = $Apache::lonnet::needsrelease{$key}; + if ($fixeddom) { + $domainselectform = ''. + &Apache::lonnet::domain($codedom,'description'); + } else { + $domainselectform = &select_dom_form($filter->{$item}, + 'domainfilter', + $allow_blank,'',$onchange); } + } else { + $list->{$item} = &HTML::Entities::encode($filter->{$item},'<>&"'); } } - ($anonsurvey->{major},$anonsurvey->{minor}) = split(/\./,$Apache::lonnet::needsrelease{'parameter:type:anonsurvey'}); - ($randomizetry->{major},$randomizetry->{minor}) = split(/\./,$Apache::lonnet::needsrelease{'parameter:type:randomizetry'}); + + # last course activity filter and selection + $sincefilterform = &timebased_select_form('sincefilter',$filter); + + # course created filter and selection + if (exists($filter->{'createdfilter'})) { + $createdfilterform = &timebased_select_form('createdfilter',$filter); + } + + my %lt = &Apache::lonlocal::texthash( + 'cac' => "$crstype Activity", + 'ccr' => "$crstype Created", + 'cde' => "$crstype Title", + 'cdo' => "$crstype Domain", + 'ins' => 'Institutional Code', + 'inc' => 'Institutional Categorization', + 'cow' => "$crstype Owner/Co-owner", + 'cop' => "$crstype Personnel Includes", + 'cog' => 'Type', + ); + + if (($formname eq 'ccrs') || ($formname eq 'requestcrs')) { + my $typeval = 'Course'; + if ($crstype eq 'Community') { + $typeval = 'Community'; + } + $typeselectform = ''; + } else { + $typeselectform = '"; + } + + my ($cloneableonlyform,$cloneabletitle); + if (exists($filter->{'cloneableonly'})) { + my $cloneableon = ''; + my $cloneableoff = ' checked="checked"'; + if ($filter->{'cloneableonly'}) { + $cloneableon = $cloneableoff; + $cloneableoff = ''; + } + $cloneableonlyform = ''.(' 'x3).''; + if ($formname eq 'ccrs') { + $cloneabletitle = &mt('Cloneable for [_1]',$cloneruname.':'.$clonerudom); + } else { + $cloneabletitle = &mt('Cloneable by you'); + } + } + my $officialjs; + if ($crstype eq 'Course') { + if (exists($filter->{'instcodefilter'})) { +# if (($fixeddom) || ($formname eq 'requestcrs') || +# ($formname eq 'modifycourse') || ($formname eq 'filterpicker')) { + if ($codedom) { + $officialjs = 1; + ($instcodeform,$jscript,$$numtitlesref) = + &Apache::courseclassifier::instcode_selectors($codedom,'filterpicker', + $officialjs,$codetitlesref); + if ($jscript) { + $jscript = ''."\n"; + } + } + if ($instcodeform eq '') { + $instcodeform = + ''; + $instcodetitle = $lt{'ins'}; + } else { + $instcodetitle = $lt{'inc'}; + } + if ($fixeddom) { + $instcodetitle .= '
('.$codedom.')'; + } + } + } + my $output = qq| +
+ +|; + if ($formname eq 'modifycourse') { + $output .= ''."\n". + ''."\n"; + } elsif ($formname eq 'quotacheck') { + $output .= qq| + + +|; + } else { + my $name_input; + if ($cnameelement ne '') { + $name_input = ''; + } + $output .= qq| + + +$name_input +$roleelement +$multelement +$typeelement +|; + if ($formname eq 'portform') { + $output .= ''."\n"; + } + } + if ($fixeddom) { + $output .= ''."\n"; + } + $output .= "
\n".&Apache::lonhtmlcommon::start_pick_box(); + if ($sincefilterform) { + $output .= &Apache::lonhtmlcommon::row_title($lt{'cac'}) + .$sincefilterform + .&Apache::lonhtmlcommon::row_closure(); + } + if ($createdfilterform) { + $output .= &Apache::lonhtmlcommon::row_title($lt{'ccr'}) + .$createdfilterform + .&Apache::lonhtmlcommon::row_closure(); + } + if ($domainselectform) { + $output .= &Apache::lonhtmlcommon::row_title($lt{'cdo'}) + .$domainselectform + .&Apache::lonhtmlcommon::row_closure(); + } + if ($typeselectform) { + if (($formname eq 'ccrs') || ($formname eq 'requestcrs')) { + $output .= $typeselectform; + } else { + $output .= &Apache::lonhtmlcommon::row_title($lt{'cog'}) + .$typeselectform + .&Apache::lonhtmlcommon::row_closure(); + } + } + if ($instcodeform) { + $output .= &Apache::lonhtmlcommon::row_title($instcodetitle) + .$instcodeform + .&Apache::lonhtmlcommon::row_closure(); + } + if (exists($filter->{'ownerfilter'})) { + $output .= &Apache::lonhtmlcommon::row_title($lt{'cow'}). + '
'.&mt('Username').'
'. + '
'.&mt('Domain').'
'. + $ownerdomselectform.'
'. + &Apache::lonhtmlcommon::row_closure(); + } + if (exists($filter->{'personfilter'})) { + $output .= &Apache::lonhtmlcommon::row_title($lt{'cop'}). + '
'.&mt('Username').'
'. + '
'.&mt('Domain').'
'. + $persondomselectform.'
'. + &Apache::lonhtmlcommon::row_closure(); + } + if (exists($filter->{'coursefilter'})) { + $output .= &Apache::lonhtmlcommon::row_title(&mt('LON-CAPA course ID')) + .'' + .&Apache::lonhtmlcommon::row_closure(); + } + if ($cloneableonlyform) { + $output .= &Apache::lonhtmlcommon::row_title($cloneabletitle). + $cloneableonlyform.&Apache::lonhtmlcommon::row_closure(); + } + if (exists($filter->{'descriptfilter'})) { + $output .= &Apache::lonhtmlcommon::row_title($lt{'cde'}) + .'' + .&Apache::lonhtmlcommon::row_closure(1); + } + $output .= &Apache::lonhtmlcommon::end_pick_box().'

'.$clonetext."\n". + ''."\n". + '

'."\n".'
'."\n".'
'."\n"; + return $jscript.$clonewarning.$output; +} + +=pod + +=item * &timebased_select_form() + +Create markup for a dropdown list used to select a time-based +filter e.g., Course Activity, Course Created, when searching for courses +or communities + +Inputs: + +item - name of form element (sincefilter or createdfilter) + +filter - anonymous hash of criteria and their values + +Returns: HTML for a select box contained a blank, then six time selections, + with value set in incoming form variables currently selected. + +Side Effects: None + +=cut + +sub timebased_select_form { + my ($item,$filter) = @_; + if (ref($filter) eq 'HASH') { + $filter->{$item} =~ s/[^\d-]//g; + if (!$filter->{$item}) { $filter->{$item}=-1; } + return &select_form( + $filter->{$item}, + $item, + { '-1' => '', + '86400' => &mt('today'), + '604800' => &mt('last week'), + '2592000' => &mt('last month'), + '7776000' => &mt('last three months'), + '15552000' => &mt('last six months'), + '31104000' => &mt('last year'), + 'select_form_order' => + ['-1','86400','604800','2592000','7776000', + '15552000','31104000']}); + } +} + +=pod + +=item * &js_changer() + +Create script tag containing Javascript used to submit course search form +when course type or domain is changed, and also to hide 'Searching ...' on +page load completion for page showing search result. + +Inputs: None + +Returns: markup containing updateFilters() and hideSearching() javascript functions. + +Side Effects: None + +=cut + +sub js_changer { + return < +// + + +ENDJS +} + +=pod + +=item * &search_courses() + +Process selected filters form course search form and pass to lonnet::courseiddump +to retrieve a hash for which keys are courseIDs which match the selected filters. + +Inputs: + +dom - domain being searched + +type - course type ('Course' or 'Community' or '.' if any). + +filter - anonymous hash of criteria and their values + +numtitles - for institutional codes - number of categories + +cloneruname - optional username of new course owner + +clonerudom - optional domain of new course owner + +domcloner - Optional "domcloner" flag; has value=1 if user has ccc priv in domain being filtered by, + (used when DC is using course creation form) + +codetitles - reference to array of titles of components in institutional codes (official courses). + + +Returns: %courses - hash of courses satisfying search criteria, keys = course IDs, values are corresponding colon-separated escaped description, institutional code, owner and type. + + +Side Effects: None + +=cut + + +sub search_courses { + my ($dom,$type,$filter,$numtitles,$cloneruname,$clonerudom,$domcloner,$codetitles) = @_; + my (%courses,%showcourses,$cloner); + if (($filter->{'ownerfilter'} ne '') || + ($filter->{'ownerdomfilter'} ne '')) { + $filter->{'combownerfilter'} = $filter->{'ownerfilter'}.':'. + $filter->{'ownerdomfilter'}; + } + foreach my $item ('descriptfilter','coursefilter','combownerfilter') { + if (!$filter->{$item}) { + $filter->{$item}='.'; + } + } + my $now = time; + my $timefilter = + ($filter->{'sincefilter'}==-1?1:$now-$filter->{'sincefilter'}); + my ($createdbefore,$createdafter); + if (($filter->{'createdfilter'} ne '') && ($filter->{'createdfilter'} !=-1)) { + $createdbefore = $now; + $createdafter = $now-$filter->{'createdfilter'}; + } + my ($instcodefilter,$regexpok); + if ($numtitles) { + if ($env{'form.official'} eq 'on') { + $instcodefilter = + &Apache::courseclassifier::instcode_search_str($dom,$numtitles,$codetitles); + $regexpok = 1; + } elsif ($env{'form.official'} eq 'off') { + $instcodefilter = &Apache::courseclassifier::instcode_search_str($dom,$numtitles,$codetitles); + unless ($instcodefilter eq '') { + $regexpok = -1; + } + } + } else { + $instcodefilter = $filter->{'instcodefilter'}; + } + if ($instcodefilter eq '') { $instcodefilter = '.'; } + if ($type eq '') { $type = '.'; } + + if (($clonerudom ne '') && ($cloneruname ne '')) { + $cloner = $cloneruname.':'.$clonerudom; + } + %courses = &Apache::lonnet::courseiddump($dom, + $filter->{'descriptfilter'}, + $timefilter, + $instcodefilter, + $filter->{'combownerfilter'}, + $filter->{'coursefilter'}, + undef,undef,$type,$regexpok,undef,undef, + undef,undef,$cloner,$env{'form.cc_clone'}, + $filter->{'cloneableonly'}, + $createdbefore,$createdafter,undef, + $domcloner); + if (($filter->{'personfilter'} ne '') && ($filter->{'persondomfilter'} ne '')) { + my $ccrole; + if ($type eq 'Community') { + $ccrole = 'co'; + } else { + $ccrole = 'cc'; + } + my %rolehash = &Apache::lonnet::get_my_roles($filter->{'personfilter'}, + $filter->{'persondomfilter'}, + 'userroles',undef, + [$ccrole,'in','ad','ep','ta','cr'], + $dom); + foreach my $role (keys(%rolehash)) { + my ($cnum,$cdom,$courserole) = split(':',$role); + my $cid = $cdom.'_'.$cnum; + if (exists($courses{$cid})) { + if (ref($courses{$cid}) eq 'HASH') { + if (ref($courses{$cid}{roles}) eq 'ARRAY') { + if (!grep(/^\Q$courserole\E$/,@{$courses{$cid}{roles}})) { + push (@{$courses{$cid}{roles}},$courserole); + } + } else { + $courses{$cid}{roles} = [$courserole]; + } + $showcourses{$cid} = $courses{$cid}; + } + } + } + %courses = %showcourses; + } + return %courses; +} + +=pod + +=back + +=cut + + sub update_content_constraints { my ($cdom,$cnum,$chome,$cid) = @_; my %curr_reqd_hash = &Apache::lonnet::userenvironment($cdom,$cnum,'internal.releaserequired'); @@ -14896,7 +15526,7 @@ sub captcha_display { $error = 'recaptcha'; } } - return ($output,$error); + return ($output,$error,$captcha); } sub captcha_response { @@ -14972,8 +15602,9 @@ sub create_captcha { if (-e $Apache::lonnet::perlvar{'lonCaptchaDir'}.'/'.$md5sum.'.png') { $output = ''."\n". &mt('Type in the letters/numbers shown below').' '. - '
'. - 'captcha'; + ''. + '
'. + 'captcha'; last; } } @@ -15043,6 +15674,19 @@ sub check_recaptcha { return $captcha_chk; } +sub emailusername_info { + my @fields = ('firstname','lastname','institution','web','location','officialemail'); + my %titles = &Apache::lonlocal::texthash ( + lastname => 'Last Name', + firstname => 'First Name', + institution => 'School/college/university', + location => "School's city, state/province, country", + web => "School's web address", + officialemail => 'E-mail address at institution (if different)', + ); + return (\@fields,\%titles); +} + sub cleanup_html { my ($incoming) = @_; my $outgoing; @@ -15065,11 +15709,67 @@ sub cleanup_html { return $outgoing; } -=pod - -=back +# Checks for critical messages and returns a redirect url if one exists. +# $interval indicates how often to check for messages. +sub critical_redirect { + my ($interval) = @_; + if ((time-$env{'user.criticalcheck.time'})>$interval) { + my @what=&Apache::lonnet::dump('critical', $env{'user.domain'}, + $env{'user.name'}); + &Apache::lonnet::appenv({'user.criticalcheck.time'=>time}); + my $redirecturl; + if ($what[0]) { + if (($what[0] ne 'con_lost') && ($what[0]!~/^error\:/)) { + $redirecturl='/adm/email?critical=display'; + my $url=&Apache::lonnet::absolute_url().$redirecturl; + return (1, $url); + } + } + } + return (); +} -=cut +# Use: +# my $answer=reply("encrypt:passwd:$udom:$uname:$upass",$tryserver); +# +################################################## +# password associated functions # +################################################## +sub des_keys { + # Make a new key for DES encryption. + # Each key has two parts which are returned separately. + # Please note: Each key must be passed through the &hex function + # before it is output to the web browser. The hex versions cannot + # be used to decrypt. + my @hexstr=('0','1','2','3','4','5','6','7', + '8','9','a','b','c','d','e','f'); + my $lkey=''; + for (0..7) { + $lkey.=$hexstr[rand(15)]; + } + my $ukey=''; + for (0..7) { + $ukey.=$hexstr[rand(15)]; + } + return ($lkey,$ukey); +} + +sub des_decrypt { + my ($key,$cyphertext) = @_; + my $keybin=pack("H16",$key); + my $cypher; + if ($Crypt::DES::VERSION>=2.03) { + $cypher=new Crypt::DES $keybin; + } else { + $cypher=new DES $keybin; + } + my $plaintext= + $cypher->decrypt(unpack("a8",pack("H16",substr($cyphertext,0,16)))); + $plaintext.= + $cypher->decrypt(unpack("a8",pack("H16",substr($cyphertext,16,16)))); + $plaintext=substr($plaintext,1,ord(substr($plaintext,0,1)) ); + return $plaintext; +} 1; __END__;