# The LearningOnline Network
# Documents
#
# $Id: londocs.pm,v 1.107 2004/02/19 21:51:11 albertel Exp $
#
# Copyright Michigan State University Board of Trustees
#
# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
#
# LON-CAPA is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# LON-CAPA is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with LON-CAPA; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# /home/httpd/html/adm/gpl.txt
#
# http://www.lon-capa.org/
#
package Apache::londocs;
use strict;
use Apache::Constants qw(:common :http);
use Apache::lonnet;
use Apache::loncommon;
use Apache::lonratedt;
use Apache::lonratsrv;
use Apache::lonxml;
use Apache::loncreatecourse;
use HTML::Entities;
use GDBM_File;
use Apache::lonlocal;
my $iconpath;
my %hash;
my $hashtied;
my %alreadyseen=();
my $hadchanges;
# Available help topics
my %help=();
# Mapread read maps into lonratedt::global arrays
# @order and @resources, determines status
# sets @order - pointer to resources in right order
# sets @resources - array with the resources with correct idx
#
sub mapread {
my ($coursenum,$coursedom,$map)=@_;
return
&Apache::lonratedt::mapread('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
$map);
}
sub storemap {
my ($coursenum,$coursedom,$map)=@_;
my ($outtext,$errtext)=
&Apache::lonratedt::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
$map,1);
if ($errtext) { return ($errtext,2); }
$hadchanges=1;
return ($errtext,0);
}
# ----------------------------------------- Return hash with valid author names
sub authorhosts {
my %outhash=();
my $home=0;
my $other=0;
foreach (keys %ENV) {
if ($_=~/^user\.role\.(au|ca)\.(.+)$/) {
my $role=$1;
my $realm=$2;
my ($start,$end)=split(/\./,$ENV{$_});
if (($start) && ($start>time)) { next; }
if (($end) && (time>$end)) { next; }
my $ca; my $cd;
if ($1 eq 'au') {
$ca=$ENV{'user.name'};
$cd=$ENV{'user.domain'};
} else {
($cd,$ca)=($realm=~/^\/(\w+)\/(\w+)$/);
}
my $allowed=0;
my $myhome=&Apache::lonnet::homeserver($ca,$cd);
my @ids=&Apache::lonnet::current_machine_ids();
foreach my $id (@ids) { if ($id eq $myhome) { $allowed=1; } }
if ($allowed) {
$home++;
$outhash{'home_'.$ca.'@'.$cd}=1;
} else {
$outhash{'otherhome_'.$ca.'@'.$cd}=$myhome;
$other++;
}
}
}
return ($home,$other,%outhash);
}
# ------------------------------------------------------ Generate "dump" button
sub dumpbutton {
my ($home,$other,%outhash)=&authorhosts();
if ($home+$other==0) { return ''; }
my $output='
';
if ($home) {
return '
'.
'';
} else {
return'
'.
&mt('Dump Course DOCS to Construction Space: available on other servers');
}
}
# -------------------------------------------------------- Actually dump course
sub dumpcourse {
my $r=shift;
$r->print('Dump DOCS'.
&Apache::loncommon::bodytag('Dump Course DOCS to Construction Space').
'');
}
}
# Imports the given (name, url) resources into the course
# coursenum, coursedom, and folder must precede the list
sub group_import {
my $coursenum = shift;
my $coursedom = shift;
my $folder = shift;
while (@_) {
my $name = shift;
my $url = shift;
if ($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;
$name =~ s/:/\:/g;
$Apache::lonratedt::resources[$idx] =
join ':', ($name, $url, $ext, 'normal', 'res');
}
}
return &storemap($coursenum, $coursedom, $folder.'.sequence');
}
sub editor {
my ($r,$coursenum,$coursedom,$folder,$allowed)=@_;
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 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]=
$newidx;
($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.sequence');
if ($fatal) {
$r->print('
'.$errtext.'
');
return;
}
}
}
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') {
if (($idx) && (defined($Apache::lonratedt::order[$idx-1]))) {
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') {
if (defined($Apache::lonratedt::order[$idx+1])) {
my $i=$Apache::lonratedt::order[$idx+1];
$Apache::lonratedt::order[$idx+1]=
$Apache::lonratedt::order[$idx];
$Apache::lonratedt::order[$idx]=$i;
}
} elsif ($cmd eq 'rename') {
my ($rtitle,@rrest)=split(/\:/,
$Apache::lonratedt::resources[
$Apache::lonratedt::order[$idx]]);
my $comment=
&HTML::Entities::decode($ENV{'form.title'});
$comment=~s/\/\>\;/g;
$comment=~s/\:/\:/g;
$Apache::lonratedt::resources[
$Apache::lonratedt::order[$idx]]=
$comment.':'.join(':',@rrest);
}
# Store the changed version
($errtext,$fatal)=&storemap($coursenum,$coursedom,
$folder.'.sequence');
if ($fatal) {
$r->print('
'.$errtext.'
');
return;
}
}
# Group import/search
if ($ENV{'form.importdetail'}) {
my @imports;
foreach (split(/\&/,$ENV{'form.importdetail'})) {
if (defined($_)) {
my ($name,$url)=split(/\=/,$_);
$name=&Apache::lonnet::unescape($name);
$url=&Apache::lonnet::unescape($url);
push @imports, $name, $url;
}
}
# Store the changed version
($errtext,$fatal)=group_import($coursenum, $coursedom, $folder,
@imports);
if ($fatal) {
$r->print('
'.$errtext.'
');
return;
}
}
# Loading a complete map
if (($ENV{'form.importmap'}) && ($ENV{'form.loadmap'})) {
foreach (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$ENV{'form.importmap'}))) {
my $idx=$#Apache::lonratedt::resources;
$idx++;
$Apache::lonratedt::resources[$idx]=$_;
$Apache::lonratedt::order
[$#Apache::lonratedt::order+1]=$idx;
}
# Store the changed version
($errtext,$fatal)=&storemap($coursenum,$coursedom,
$folder.'.sequence');
if ($fatal) {
$r->print('
'.$errtext.'
');
return;
}
}
}
# ---------------------------------------------------------------- End commands
# ---------------------------------------------------------------- Print screen
my $idx=0;
$r->print('
');
}
}
# --------------------------------------------------------------- An entry line
sub entryline {
my ($index,$title,$url,$folder,$allowed,$residx)=@_;
$title=~s/\&colon\;/\:/g;
$title=&HTML::Entities::encode(&HTML::Entities::decode(
&Apache::lonnet::unescape($title)),'\"\<\>\&\'');
my $renametitle=$title;
my $foldertitle=$title;
if ($title=~
/^(\d+)\_\_\_\&\;\&\;\&\;\_\_\_(\w+)\_\_\_\&\;\&\;\&\;\_\_\_(\w+)\_\_\_\&\;\&\;\&\;\_\_\_(.*)$/
) {
$foldertitle=&Apache::lontexconvert::msgtexconverted($4);
$renametitle=$4;
$title=''.&Apache::lonlocal::locallocaltime($1).' '.
&Apache::loncommon::plainname($2,$3).': '.
$foldertitle;
}
$renametitle=~s/\"\;/\\\"/g;
my $line='
END
}
# Figure out what kind of a resource this is
my ($extension)=($url=~/\.(\w+)$/);
my $uploaded=($url=~/^\/*uploaded\//);
my $icon=&Apache::loncommon::icon($url);
my $isfolder=0;
if ($uploaded) {
if ($extension eq 'sequence') {
$icon=$iconpath.'/folder_closed.gif';
$url=~/\/(\w+)\.sequence/;
$url='/adm/coursedocs?folder='.$1;
$isfolder=1;
} else {
$url=&Apache::lonnet::tokenwrapper($url);
}
}
$url=~s/^http\&colon\;\/\//\/adm\/wrapper\/ext\//;
if (($residx) && ($folder!~/supplemental/)) {
$url.=(($url=~/\?/)?'&':'?').'symb='.
&Apache::lonnet::escape(&Apache::lonnet::symbclean(
&Apache::lonnet::declutter('uploaded/'.
$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}.'/'.
$ENV{'course.'.$ENV{'request.course.id'}.'.num'}.'/'.$folder.
'.sequence').
'___'.$residx.'___'.
&Apache::lonnet::declutter($url)));
}
if ($isfolder) { $url.='&foldername='.
&Apache::lonnet::escape($foldertitle); }
$line.='
";
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) && ($url!~/^\/uploaded\//) && ($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(''.&mt('ok').'');
$r->rflush();
&Apache::lonnet::countacc($url);
$url=~/\.(\w+)$/;
if (&Apache::loncommon::fileembstyle($1) eq 'ssi') {
$r->print(' ');
$r->rflush();
for (my $i=0;$i<=$level*5;$i++) {
$r->print(' ');
}
$r->print('- '.&mt('Rendering').': ');
my $oldpath=$ENV{'request.filename'};
$ENV{'request.filename'}=&Apache::lonnet::filelocation('',$url);
&Apache::lonxml::xmlparse($r,'web',
&Apache::lonnet::getfile(
&Apache::lonnet::filelocation('',$url)));
undef($Apache::lonhomework::parsing_a_problem);
$ENV{'request.filename'}=$oldpath;
if (($Apache::lonxml::errorcount) ||
($Apache::lonxml::warningcount)) {
if ($Apache::lonxml::errorcount) {
$r->print(''.
$Apache::lonxml::errorcount.' '.
&mt('error(s)').' ');
}
if ($Apache::lonxml::warningcount) {
$r->print(''.
$Apache::lonxml::warningcount.' '.
&mt('warning(s)').'');
}
} else {
$r->print(''.&mt('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) {
$r->print(''.&mt('connection down').'');
} elsif ($result==HTTP_NOT_FOUND) {
unless ($url=~/\$/) {
$r->print(''.&mt('not found').'');
} else {
$r->print(''.&mt('unable to verify variable URL').'');
}
} else {
$r->print(''.&mt('access denied').'');
}
}
}
}
#
# -------------------------------------------------------------- Verify Content
#
sub verifycontent {
my $r=shift;
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();
$r->print('
'.&mt('Done').'.
');
}
# -------------------------------------------------------------- Check Versions
sub checkversions {
my $r=shift;
$r->print('Check Versions'.
&Apache::loncommon::bodytag('Check Course Document Versions'));
my $header='';
my $startsel='';
my $monthsel='';
my $weeksel='';
my $daysel='';
my $allsel='';
my %changes=();
my $starttime=0;
my $haschanged=0;
my %setversions=&Apache::lonnet::dump('resourceversions',
$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
$ENV{'course.'.$ENV{'request.course.id'}.'.num'});
$hashtied=0;
&tiehash();
my %newsetversions=();
if ($ENV{'form.setmostrecent'}) {
$haschanged=1;
foreach (keys %hash) {
if ($_=~/^ids\_(\/res\/.+)$/) {
$newsetversions{$1}='mostrecent';
}
}
} elsif ($ENV{'form.setcurrent'}) {
$haschanged=1;
foreach (keys %hash) {
if ($_=~/^ids\_(\/res\/.+)$/) {
my $getvers=&Apache::lonnet::getversion($1);
if ($getvers>0) {
$newsetversions{$1}=$getvers;
}
}
}
} elsif ($ENV{'form.setversions'}) {
$haschanged=1;
foreach (keys %ENV) {
if ($_=~/^form\.set_version_(.+)$/) {
my $src=$1;
&Apache::lonnet::logthis('Found: '.$1.' '.$ENV{$_});
if (($ENV{$_}) && ($ENV{$_} ne $setversions{$src})) {
$newsetversions{$src}=$ENV{$_};
}
}
}
}
if ($haschanged) {
if (&Apache::lonnet::put('resourceversions',\%newsetversions,
$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
$ENV{'course.'.$ENV{'request.course.id'}.'.num'}) eq 'ok') {
$r->print('
'.&mt('Your Version Settings have been Stored').'
');
} else {
$r->print('
'.&mt('An Error Occured while Attempting to Store your Version Settings').'
');
}
&changewarning($r,'');
}
if ($ENV{'form.timerange'} eq 'all') {
# show all documents
$header=&mt('All Documents in Course');
$allsel=1;
foreach (keys %hash) {
if ($_=~/^ids\_(\/res\/.+)$/) {
my $src=$1;
$changes{$src}=1;
}
}
} else {
# show documents which changed
%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 $seltext=&mt('during the last').' '.$ENV{'form.timerange'}.' '
.&mt('seconds');
if ($ENV{'form.timerange'}==-1) {
$seltext='since start of course';
$startsel='selected';
$ENV{'form.timerange'}=time;
}
$starttime=time-$ENV{'form.timerange'};
if ($ENV{'form.timerange'}==2592000) {
$seltext=&mt('during the last month').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
$monthsel='selected';
} elsif ($ENV{'form.timerange'}==604800) {
$seltext=&mt('during the last week').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
$weeksel='selected';
} elsif ($ENV{'form.timerange'}==86400) {
$seltext=&mt('since yesterday').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
$daysel='selected';
}
$header=&mt('Content changed').' '.$seltext;
} else {
$header=&mt('No content modifications yet.');
}
}
%setversions=&Apache::lonnet::dump('resourceversions',
$ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
$ENV{'course.'.$ENV{'request.course.id'}.'.num'});
my %lt=&Apache::lonlocal::texthash
('st' => 'Version changes since start of Course',
'lm' => 'Version changes since last Month',
'lw' => 'Version changes since last Week',
'sy' => 'Version changes since Yesterday',
'al' => 'All Resources (possibly large output)',
'sd' => 'Display',
'fi' => 'File',
'md' => 'Modification Date',
'mr' => 'Most recently published Version',
've' => 'Version used in Course',
'vu' => 'Set Version to be used in Course',
'sv' => 'Set Versions to be used in Course according to Selections below',
'sm' => 'Keep all Resources up-to-date with most recent Versions (default)',
'sc' => 'Set all Resource Versions to current Version (Fix Versions)',
'di' => 'Differences');
$r->print(<
$header
ENDHEADERS
foreach (sort keys %changes) {
if ($changes{$_}>$starttime) {
my ($root,$extension)=($_=~/^(.*)\.(\w+)$/);
my $currentversion=&Apache::lonnet::getversion($_);
if ($currentversion<0) {
$currentversion=&mt('Could not be determined.');
}
my $linkurl=&Apache::lonnet::clutter($_);
$r->print(
'
In Course: '.
'');
# Used in course
my $usedversion=$hash{'version_'.$linkurl};
if (($usedversion) && ($usedversion ne 'mostrecent')) {
$r->print($usedversion);
} else {
$r->print($currentversion);
}
$r->print('
'.
'Use: ');
# Set version
$r->print(&Apache::loncommon::select_form($setversions{$linkurl},
'set_version_'.$linkurl,
('' => '',
'mostrecent' => 'most recent',
map {$_,$_} (1..$currentversion))));
$r->print('
');
my $lastold=1;
for (my $prevvers=1;$prevvers<$currentversion;$prevvers++) {
my $url=$root.'.'.$prevvers.'.'.$extension;
if (&Apache::lonnet::metadata($url,'lastrevisiondate')<
$starttime) {
$lastold=$prevvers;
}
}
#
# Code to figure out how many version entries should go in
# each of the four columns
my $entries_per_col = 0;
my $num_entries = ($currentversion-$lastold);
if ($num_entries % 4 == 0) {
$entries_per_col = $num_entries/4;
} else {
$entries_per_col = $num_entries/4 + 1;
}
my $entries_count = 0;
$r->print('
');
my $cols_output = 1;
for (my $prevvers=$lastold;$prevvers<$currentversion;$prevvers++) {
my $url=$root.'.'.$prevvers.'.'.$extension;
$r->print(''.&mt('Version').' '.$prevvers.' ('.
&Apache::lonlocal::locallocaltime(
&Apache::lonnet::metadata($url,
'lastrevisiondate')
).
')');
if (&Apache::loncommon::fileembstyle($extension) eq 'ssi') {
$r->print(' '.&mt('Diffs').'');
}
$r->print(' ');
if (++$entries_count % $entries_per_col == 0) {
$r->print('
');
&untiehash();
}
sub changewarning {
my ($r,$postexec)=@_;
$r->print(
''.
'');
}
# ================================================================ Main Handler
sub handler {
my $r = shift;
&Apache::loncommon::content_type($r,'text/html');
$r->send_http_header;
return OK if $r->header_only;
# --------------------------------------------- Initialize help topics for this
foreach ('Adding_Course_Doc','Main_Course_Documents',
'Adding_External_Resource','Navigate_Content',
'Adding_Folders','Docs_Overview', 'Load_Map',
'Supplemental', 'Score_Upload_Form',
'Importing_LON-CAPA_Resource','Uploading_From_Harddrive') {
$help{$_}=&Apache::loncommon::help_open_topic('Docs_'.$_);
}
# Composite help files
$help{'Syllabus'} = &Apache::loncommon::help_open_topic(
'Docs_About_Syllabus,Docs_Editing_Templated_Pages');
$help{'Simple Page'} = &Apache::loncommon::help_open_topic(
'Docs_About_Simple_Page,Docs_Editing_Templated_Pages');
$help{'Simple Problem'} = &Apache::loncommon::help_open_topic(
'Option_Response_Simple');
$help{'Bulletin Board'} = &Apache::loncommon::help_open_topic(
'Docs_About_Bulletin_Board,Docs_Editing_Templated_Pages');
$help{'My Personal Info'} = &Apache::loncommon::help_open_topic(
'Docs_About_My_Personal_Info,Docs_Editing_Templated_Pages');
$help{'Caching'} = &Apache::loncommon::help_open_topic('Caching');
if ($ENV{'form.verify'}) {
&verifycontent($r);
} elsif ($ENV{'form.versions'}) {
&checkversions($r);
} elsif ($ENV{'form.dumpcourse'}) {
&dumpcourse($r);
} else {
# is this a standard course?
my $standard=($ENV{'request.course.uri'}=~/^\/uploaded\//);
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?
$allowed=&Apache::lonnet::allowed('mdc',$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;
$script=''.&Apache::lonmenu::registerurl(1,undef).'
ENDDOCUMENT
if ($allowed) {
$r->print(<
function makenewfolder(targetform,folderseq) {
var foldername=prompt('Name of New Folder','New Folder');
if (foldername) {
targetform.importdetail.value=foldername+"="+folderseq;
targetform.submit();
}
}
function makenewext(targetname) {
this.document.forms.extimport.useform.value=targetname;
window.open('/adm/rat/extpickframe.html');
}
function makeexamupload() {
var title=prompt('Listed Title for the Uploaded Score');
if (title) {
this.document.forms.newexamupload.importdetail.value=
title+'=/res/lib/templates/examupload.problem';
this.document.forms.newexamupload.submit();
}
}
function makesmppage() {
var title=prompt('Listed Title for the Page');
if (title) {
this.document.forms.newsmppg.importdetail.value=
title+'=/adm/$udom/$uname/$now/smppg';
this.document.forms.newsmppg.submit();
}
}
function makesmpproblem() {
var title=prompt('Listed Title for the Problem');
if (title) {
this.document.forms.newsmpproblem.importdetail.value=
title+'=/res/lib/templates/simpleproblem.problem';
this.document.forms.newsmpproblem.submit();
}
}
function makebulboard() {
var title=prompt('Listed Title for the Bulletin Board');
if (title) {
this.document.forms.newbul.importdetail.value=
title+'=/adm/$udom/$uname/$now/bulletinboard';
this.document.forms.newbul.submit();
}
}
function makeabout() {
var user=prompt("Enter user\@domain for User's 'About Me' Page");
if (user) {
var comp=new Array();
comp=user.split('\@');
if ((typeof(comp[0])!=undefined) && (typeof(comp[1])!=undefined)) {
if ((comp[0]) && (comp[1])) {
this.document.forms.newaboutsomeone.importdetail.value=
'About '+user+'=/adm/'+comp[1]+'/'+comp[0]+'/aboutme';
this.document.forms.newaboutsomeone.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();');
}
function changename(folder,index,oldtitle) {
var title=prompt('New Title',oldtitle);
if (title) {
this.document.forms.renameform.title.value=title;
this.document.forms.renameform.cmd.value='rename_'+index;
this.document.forms.renameform.folder.value=folder;
this.document.forms.renameform.submit();
}
}
function removeres(folder,index,oldtitle) {
if (confirm('Remove "'+oldtitle+'"?')) {
this.document.forms.renameform.cmd.value='del_'+index;
this.document.forms.renameform.folder.value=folder;
this.document.forms.renameform.submit();
}
}
ENDNEWSCRIPT
}
# -------------------------------------------------------------------- Body tag
$r->print(''.
&Apache::loncommon::bodytag('Course Documents','',$events,
'','',$showdoc).
&Apache::loncommon::help_open_faq(273).
&Apache::loncommon::help_open_bug('RAT'));
unless ($showdoc) {
# -----------------------------------------------------------------------------
my %lt=&Apache::lonlocal::texthash(
'uplm' => 'Upload a new main course document',
'upls' => 'Upload a new supplemental course document',
'impp' => 'Import a published document',
'spec' => 'Special documents',
'upld' => 'Upload Document',
'srch' => 'Search',
'impo' => 'Import',
'selm' => 'Select Map',
'load' => 'Load Map',
'newf' => 'New Folder',
'extr' => 'External Resource',
'syll' => 'Syllabus',
'navc' => 'Navigate Contents',
'sipa' => 'Simple Page',
'sipr' => 'Simple Problem',
'scuf' => 'Score Upload Form',
'bull' => 'Bulletin Board',
'mypi' => 'My Personal Info',
'abou' => 'About User',
'file' => 'File',
'title' => 'Title',
'comment' => 'Comment'
);
# -----------------------------------------------------------------------------
if ($allowed) {
my $dumpbut=&dumpbutton();
my %lt=&Apache::lonlocal::texthash(
'vc' => 'Verify Content',
'cv' => 'Check/Set Resource Versions',
);
$r->print(<
ENDCOURSEVERIFY
$r->print(&Apache::loncommon::help_open_topic('Docs_Adding_Course_Doc',
&mt('Editing the Table of Contents for your Course')));
}
# --------------------------------------------------------- Standard documents
$r->print('
');
if (($standard) && ($allowed) && (!$forcesupplement)) {
$r->print('
'.
$Apache::lonxml::errorcount.' '.
&mt('error(s)').' ');
}
if ($Apache::lonxml::warningcount) {
$r->print(''.
$Apache::lonxml::warningcount.' '.
&mt('warning(s)').'');
}
} else {
$r->print(''.&mt('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) {
$r->print(''.&mt('connection down').'');
} elsif ($result==HTTP_NOT_FOUND) {
unless ($url=~/\$/) {
$r->print(''.&mt('not found').'');
} else {
$r->print(''.&mt('unable to verify variable URL').'');
}
} else {
$r->print(''.&mt('access denied').'');
}
}
}
}
#
# -------------------------------------------------------------- Verify Content
#
sub verifycontent {
my $r=shift;
my $loaderror=&Apache::lonnet::overloaderror($r);
if ($loaderror) { return $loaderror; }
$r->print('