--- loncom/interface/londocs.pm 2002/08/20 13:02:41 1.8 +++ loncom/interface/londocs.pm 2002/10/18 14:50:22 1.33 @@ -1,7 +1,7 @@ # The LearningOnline Network # Documents # -# $Id: londocs.pm,v 1.8 2002/08/20 13:02:41 www Exp $ +# $Id: londocs.pm,v 1.33 2002/10/18 14:50:22 www Exp $ # # Copyright Michigan State University Board of Trustees # @@ -29,16 +29,23 @@ package Apache::londocs; use strict; -use Apache::Constants qw(:common); +use Apache::Constants qw(:common :http); use Apache::lonnet; use Apache::loncommon; use Apache::lonratedt; use Apache::lonratsrv; +use Apache::lonxml; +use GDBM_File; my $iconpath; +my %hash; + +my $hashtied; +my %alreadyseen=(); + # Mapread read maps into lonratedt::global arrays -# @links and @resources, determines status +# @order and @resources, determines status # sets @order - pointer to resources in right order # sets @resources - array with the resources with correct idx # @@ -54,23 +61,111 @@ sub storemap { my ($coursenum,$coursedom,$map)=@_; return &Apache::lonratedt::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/'. - $map); + $map,1); } sub editor { my ($r,$coursenum,$coursedom,$folder,$allowed)=@_; - my ($errtext,$fatal)= + if ($ENV{'form.foldername'}) { + $r->print('

Folder: '.$ENV{'form.foldername'}.'

'); + } + my $errtext=''; + my $fatal=0; + ($errtext,$fatal)= &mapread($coursenum,$coursedom,$folder.'.sequence'); + if ($#Apache::lonratedt::order<1) { + $Apache::lonratedt::order[0]=1; + $Apache::lonratedt::resources[1]=''; + } if ($fatal) { $r->print('

'.$errtext.'

'); } else { # ------------------------------------------------------------ Process commands - if ($allowed) { +# ---------------- if they are for this folder and user allowed to make changes + if (($allowed) && ($ENV{'form.folder'} eq $folder)) { +# upload a file, if present + if (($ENV{'form.uploaddoc.filename'}) && + ($ENV{'form.cmd'}=~/^upload_(\w+)/)) { + if ($folder=~/^$1/) { +# this is for a course, not a user, so set coursedoc flag +# probably the only place in the system where this should be "1" + my $url=&Apache::lonnet::userfileupload('uploaddoc',1); + my $ext='false'; + if ($url=~/^http\:\/\//) { $ext='true'; } + $url=~s/\:/\:/g; + my $comment=$ENV{'form.comment'}; + $comment=~s/\/\>\;/g; + $comment=~s/\:/\:/g; + if ($folder=~/^supplemental/) { + $comment=time.'___&&&___'.$ENV{'user.name'}.'___&&&___'. + $ENV{'user.domain'}.'___&&&___'.$comment; + } + my $newidx=$#Apache::lonratedt::resources+1; + $Apache::lonratedt::resources[$newidx]= + $comment.':'.$url.':'.$ext.':normal:res'; + $Apache::lonratedt::order[$#Apache::lonratedt::order+1]= + $newidx; + &storemap($coursenum,$coursedom,$folder.'.sequence'); + } + } if ($ENV{'form.cmd'}) { - + my ($cmd,$idx)=split(/\_/,$ENV{'form.cmd'}); + if ($cmd eq 'del') { + for (my $i=$idx;$i<$#Apache::lonratedt::order;$i++) { + $Apache::lonratedt::order[$i]= + $Apache::lonratedt::order[$i+1]; + } + $#Apache::lonratedt::order--; + } elsif ($cmd eq 'up') { + my $i=$Apache::lonratedt::order[$idx-1]; + $Apache::lonratedt::order[$idx-1]= + $Apache::lonratedt::order[$idx]; + $Apache::lonratedt::order[$idx]=$i; + } elsif ($cmd eq 'down') { + my $i=$Apache::lonratedt::order[$idx+1]; + $Apache::lonratedt::order[$idx+1]= + $Apache::lonratedt::order[$idx]; + $Apache::lonratedt::order[$idx]=$i; + } +# Store the changed version + &storemap($coursenum,$coursedom,$folder.'.sequence'); } - } +# Group import/search + if ($ENV{'form.importdetail'}) { + foreach (split(/\&/,$ENV{'form.importdetail'})) { + if (defined($_)) { + my ($name,$url)=split(/\=/,$_); + $name=&Apache::lonnet::unescape($name); + $url=&Apache::lonnet::unescape($url); + if ($url) { + my $idx=$#Apache::lonratedt::resources+1; + $Apache::lonratedt::order + [$#Apache::lonratedt::order+1]=$idx; + my $ext='false'; + if ($url=~/^http\:\/\//) { $ext='true'; } + $url=~s/\:/\:/g; + $Apache::lonratedt::resources[$idx]= + $name.':'.$url.':'.$ext.':normal:res'; + } + } + } +# Store the changed version + &storemap($coursenum,$coursedom,$folder.'.sequence'); + } + } +# ---------------------------------------------------------------- End commands # ---------------------------------------------------------------- Print screen + my $idx=0; + $r->print(''); + foreach (@Apache::lonratedt::order) { + my ($name,$url)=split(/\:/,$Apache::lonratedt::resources[$_]); + unless ($name) { $name=(split(/\//,$url))[-1]; } + unless ($name) { $name='EMPTY'; } + $r->print(&entryline($idx,$name,$url,$folder,$allowed)); + $idx++; + } + $r->print('
'); } } @@ -91,20 +186,98 @@ sub entryline { Remove END } -# URL - $line.='View'; +# Figure out what kind of a resource this is + my ($extension)=($url=~/\.(\w+)$/); + my $uploaded=($url=~/^\/*uploaded\//); + my $icon='unknown'; + if (-e "/home/httpd/html/adm/lonIcons/$extension.gif") { + $icon=$extension; + } + my $isfolder=0; + if ($uploaded) { + if ($extension eq 'sequence') { + $icon='folder_closed'; + $url=~/\/(\w+)\.sequence/; + $url='/adm/coursedocs?folder='.$1; + $isfolder=1; + } else { + $url=&Apache::lonnet::tokenwrapper($url); + } + } + $url=~s/^http\&colon\;\/\//\/adm\/wrapper\/ext\//; # Title $title=&Apache::lonnet::unescape($title); + my $foldertitle=$title; if ($title=~ /^(\d+)\_\_\_\&\&\&\_\_\_(\w+)\_\_\_\&\&\&\_\_\_(\w+)\_\_\_\&\&\&\_\_\_(.*)$/ - ) { $title=''.localtime($1).' '.$2.' at '.$3.':
'. - &Apache::lontexconvert::msgtexconverted($4); + ) { + $foldertitle=&Apache::lontexconvert::msgtexconverted($4); + $title=''.localtime($1).' '. + &Apache::loncommon::plainname($2,$3).':
'. + $foldertitle; } - $line.='$title'; - $line.=''; + if ($isfolder) { $url.='&foldername='.$foldertitle; } + $line.=''. + "$title"; return $line; } +# ---------------------------------------------------------------- tie the hash + +sub tiehash { + $hashtied=0; + if ($ENV{'request.course.fn'}) { + if (tie(%hash,'GDBM_File',$ENV{'request.course.fn'}.".db", + &GDBM_READER(),0640)) { + $hashtied=1; + } + } +} + +sub untiehash { + if ($hashtied) { untie %hash; } + $hashtied=0; +} + +# --------------------------------------------------------------- check on this + +sub checkonthis { + my ($r,$url,$level,$title)=@_; + $alreadyseen{$url}=1; + $r->rflush(); + if ($url) { + $r->print('
'); + for (my $i=0;$i<=$level*5;$i++) { + $r->print(' '); + } + $r->print(''. + ($title?$title:$url).' '); + if ($url=~/^\/res\//) { + my $result=&Apache::lonnet::repcopy( + &Apache::lonnet::filelocation('',$url)); + if ($result==OK) { + $r->print('ok'); + $r->rflush(); + my $dependencies= + &Apache::lonnet::metadata($url,'dependencies'); + foreach (split(/\,/,$dependencies)) { + if (($_=~/^\/res\//) && (!$alreadyseen{$_})) { + &checkonthis($r,$_,$level+1); + } + } + } elsif ($result==HTTP_SERVICE_UNAVAILABLE) { + $r->print('connection down'); + } elsif ($result==HTTP_NOT_FOUND) { + $r->print('not found'); + } else { + $r->print('access denied'); + } + } + } +} + # ================================================================ Main Handler sub handler { my $r = shift; @@ -112,92 +285,406 @@ sub handler { $r->send_http_header; return OK if $r->header_only; + + if ($ENV{'form.verify'}) { + + my $loaderror=&Apache::lonnet::overloaderror($r); + if ($loaderror) { return $loaderror; } + + $r->print('Verify Content'. + &Apache::loncommon::bodytag('Verify Course Documents')); + $hashtied=0; + undef %alreadyseen; + %alreadyseen=(); + &tiehash(); + foreach (keys %hash) { + if (($_=~/^src\_(.+)$/) && (!$alreadyseen{$hash{$_}})) { + &checkonthis($r,$hash{$_},0,$hash{'title_'.$1}); + } + } + &untiehash(); + } elsif ($ENV{'form.versions'}) { + $r->print('Check Versions'. + &Apache::loncommon::bodytag('Check Course Document Versions')); + $hashtied=0; + &tiehash(); + my %changes=&Apache::lonnet::dump + ('versionupdate',$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, + $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); + my $firstkey=(keys %changes)[0]; + unless ($firstkey=~/^error\:/) { + unless ($ENV{'form.timerange'}) { + $ENV{'form.timerange'}=604800; + } + my $seltext='during the last '.$ENV{'form.timerange'}.' seconds'; + my $startsel=''; + my $monthsel=''; + my $weeksel=''; + my $daysel=''; + if ($ENV{'form.timerange'}==-1) { + $seltext='since start of course'; + $startsel='selected'; + $ENV{'form.timerange'}=time; + } + my $starttime=time-$ENV{'form.timerange'}; + if ($ENV{'form.timerange'}==2592000) { + $seltext='during the last month ('.localtime($starttime).')'; + $monthsel='selected'; + } elsif ($ENV{'form.timerange'}==604800) { + $seltext='during the last week ('.localtime($starttime).')'; + $weeksel='selected'; + } elsif ($ENV{'form.timerange'}==86400) { + $seltext='since yesterday ('.localtime($starttime).')'; + $daysel='selected'; + } + + $r->print(< + + + +

Content changed $seltext

+ + + + +ENDHEADERS + foreach (keys %changes) { + if ($changes{$_}>$starttime) { + my ($root,$extension)=($_=~/^(.*)\.(\w+)$/); + my $currentversion=&Apache::lonnet::getversion($_); + my $linkurl=&Apache::lonnet::clutter($_); + $r->print( + ''. + ''); + } + } + $r->print('
FileModification DateVersionDifferences
'.$linkurl. + ''. + localtime($changes{$_}).''.$currentversion.''); + my $lastold=1; + for (my $prevvers=1;$prevvers<$currentversion;$prevvers++) { + my $url=$root.'.'.$prevvers.'.'.$extension; + if (&Apache::lonnet::metadata($url,'lastrevisiondate')< + $starttime) { + $lastold=$prevvers; + } + } + for (my $prevvers=$lastold;$prevvers<$currentversion;$prevvers++) { + my $url=$root.'.'.$prevvers.'.'.$extension; + $r->print('Version '.$prevvers.' ('. + localtime(&Apache::lonnet::metadata($url,'lastrevisiondate')). + ')'); + if (&Apache::loncommon::fileembstyle($extension) eq 'ssi') { + $r->print(' Diffs'); + } + $r->print('
'); + } + $r->print('
'); + } else { + $r->print('

No content modifications yet.

'); + } + &untiehash(); + } else { # is this a standard course? - &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['folder']); my $standard=($ENV{'request.course.uri'}=~/^\/uploaded\//); - my $forcestandard=($ENV{'form.folder'}=~/^default_/); - my $forcesupplement=($ENV{'form.folder'}=~/^supplement_/); + my $forcestandard; + my $forcesupplement; + my $script=''; + my $allowed; + my $events=''; + my $showdoc=0; + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, + ['folder','foldername']); + if ($r->uri=~/^\/adm\/coursedocs\/showdoc\/(.*)$/) { + $showdoc=$1; + } + unless ($showdoc) { # got called from remote + $forcestandard=($ENV{'form.folder'}=~/^default_/); + $forcesupplement=($ENV{'form.folder'}=~/^supplemental_/); # does this user have privileges to post, etc? - my $allowed=&Apache::lonnet::allowed('srm',$ENV{'request.course.id'}); - my $script=''; - if ($allowed) { - &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['cmd']); - $script=&Apache::lonratedt::editscript('docs'); + $allowed=&Apache::lonnet::allowed('srm',$ENV{'request.course.id'}); + if ($allowed) { + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['cmd']); + $script=&Apache::lonratedt::editscript('simple'); + } + } else { # got called in sequence from course + $allowed=0; + $script=''.&Apache::lonxml::registerurl(1,undef).' - - -

Course Documents

+ ENDDOCUMENT -# --------------------------------------------------0------ Standard documents + if ($allowed) { + $r->print(< +function makenewfolder(targetform,folderseq) { + var foldername=prompt('Name of New Folder','New Folder'); + if (foldername) { + targetform.importdetail.value=foldername+"="+folderseq; + targetform.submit(); + } +} + +function makenewext(targetname) { + this.document.forms.extimport.useform.value=targetname; + window.open('/adm/rat/extpickframe.html'); +} + +function makesmppage() { + var title=prompt('Listed Title for the Page'); + this.document.forms.newsmppg.importdetail.value= + title+'=/adm/$udom/$uname/$now/smppg'; + this.document.forms.newsmppg.submit(); +} + +function makebulboard() { + var title=prompt('Listed Title for the Bulletin Board'); + this.document.forms.newbul.importdetail.value= + title+'=/adm/$udom/$uname/$now/bulletinboard'; + this.document.forms.newbul.submit(); +} + +function finishpick() { + var title=this.document.forms.extimport.title.value; + var url=this.document.forms.extimport.url.value; + var form=this.document.forms.extimport.useform.value; + eval + ('this.document.forms.'+form+'.importdetail.value="'+title+'='+url+ + '";this.document.forms.'+form+'.submit();'); +} + +ENDNEWSCRIPT + } +# -------------------------------------------------------------------- Body tag + $r->print(''. + &Apache::loncommon::bodytag('Course Documents','',$events)); + unless ($showdoc) { + if ($allowed) { + $r->print(< + + + +ENDCOURSEVERIFY + } +# --------------------------------------------------------- Standard documents + $r->print(''); if (($standard) && ($allowed) && (!$forcesupplement)) { - $r->print('

Main Course Documents

'); + $r->print(''); } # ----------------------------------------------------- Supplemental documents if (!$forcestandard) { - $r->print('

Supplemental Course Documents

'); + $r->print( + ' ENDSUPFORM } } - - $r->print(''); - return OK; + if ($allowed) { + $r->print(''); + } + $r->print('

Main Course Documents

'); my $folder=$ENV{'form.folder'}; - unless ($folder) { $folder='default'; } + unless ($folder=~/^default/) { $folder='default'; } &editor($r,$coursenum,$coursedom,$folder,$allowed); + my $folderseq='/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time. + '.sequence'; $r->print(<Post a new main course document -
+ + + + + + + +
Upload a new main course documentImport a published documentSpecial documents
+File:
+
-Title: +Title:
+ - + + +		 +
+ + + + +
+		 +
+ + + + +
+
+ + + + +
+
+ + + + +
+
+ + + + +
+
+ + + + +
+
+ + + + +
+
+ + + + +
+
ENDFORM - $r->print('
'); + $r->print('

Supplemental Course Documents

'); my $folder=$ENV{'form.folder'}; - unless ($folder) { $folder='supplemental'; } + unless ($folder=~/supplemental/) { $folder='supplemental'; } &editor($r,$coursenum,$coursedom,$folder,$allowed); if ($allowed) { + my $folderseq= + '/uploaded/'.$coursedom.'/'.$coursenum.'/supplemental_'.time. + '.sequence'; + $r->print(<Post a new supplemental course document -
+ + + + + + + +
Upload a new supplemental course documentImport a published documentSpecial documents
+
Comment:
- + + +		 +
+ + + + +
+		 +
+ + + + +
+
+ + + + +
+
+ + + + +
+
+ + + + +
+
'); + } else { +# -------------------------------------------------------- This is showdoc mode + $r->print("

Uploaded Document

It is recommended that you use an up-to-date virus scanner before handling this file.

". + &entryline(0,"Click to download or use your browser's Save Link function",$showdoc).'

'); + } + } + $r->print(''); + return OK; } 1;