".
- "$text ".
+ "$text
' };
return $template;
}
+###############################################################
+###############################################################
+
+=pod
+
+=item * &change_content_javascript():
+
+This and the next function allow you to create small sections of an
+otherwise static HTML page that you can update on the fly with
+Javascript, even in Netscape 4.
+
+The Javascript fragment returned by this function (no EscriptE tag)
+must be written to the HTML page once. It will prove the Javascript
+function "change(name, content)". Calling the change function with the
+name of the section
+you want to update, matching the name passed to C, and
+the new content you want to put in there, will put the content into
+that area.
+
+B: Netscape 4 only reserves enough space for the changable area
+to contain room for the original contents. You need to "make space"
+for whatever changes you wish to make, and be B to check your
+code in Netscape 4. This feature in Netscape 4 is B powerful;
+it's adequate for updating a one-line status display, but little more.
+This script will set the space to 100% width, so you only need to
+worry about height in Netscape 4.
+
+Modern browsers are much less limiting, and if you can commit to the
+user not using Netscape 4, this feature may be used freely with
+pretty much any HTML.
+
+=cut
+
+sub change_content_javascript {
+ # If we're on Netscape 4, we need to use Layer-based code
+ if ($env{'browser.type'} eq 'netscape' &&
+ $env{'browser.version'} =~ /^4\./) {
+ return (<. $name is
+the name you will use to reference the area later; do not repeat the
+same name on a given HTML page more then once. $origContent is what
+the area will originally contain, which can be left blank.
+
+=cut
+
+sub changable_area {
+ my ($name, $origContent) = @_;
+
+ if ($env{'browser.type'} eq 'netscape' &&
+ $env{'browser.version'} =~ /^4\./) {
+ # If this is netscape 4, we need to use the Layer tag
+ return "$origContent $origContent ";
+ }
+}
+
+=pod
+
+=item * &viewport_geometry_js
+
+Provides javascript object (Geometry) which can provide information about the viewport geometry for the client browser.
+
+=cut
+
+
+sub viewport_geometry_js {
+ return <<"GEOMETRY";
+var Geometry = {};
+function init_geometry() {
+ if (Geometry.init) { return };
+ Geometry.init=1;
+ if (window.innerHeight) {
+ Geometry.getViewportHeight = function() { return window.innerHeight; };
+ Geometry.getViewportWidth = function() { return window.innerWidth; };
+ Geometry.getHorizontalScroll = function() { return window.pageXOffset; };
+ Geometry.getVerticalScroll = function() { return window.pageYOffset; };
+ }
+ else if (document.documentElement && document.documentElement.clientHeight) {
+ Geometry.getViewportHeight =
+ function() { return document.documentElement.clientHeight; };
+ Geometry.getViewportWidth =
+ function() { return document.documentElement.clientWidth; };
+
+ Geometry.getHorizontalScroll =
+ function() { return document.documentElement.scrollLeft; };
+ Geometry.getVerticalScroll =
+ function() { return document.documentElement.scrollTop; };
+ }
+ else if (document.body.clientHeight) {
+ Geometry.getViewportHeight =
+ function() { return document.body.clientHeight; };
+ Geometry.getViewportWidth =
+ function() { return document.body.clientWidth; };
+ Geometry.getHorizontalScroll =
+ function() { return document.body.scrollLeft; };
+ Geometry.getVerticalScroll =
+ function() { return document.body.scrollTop; };
+ }
+}
+
+GEOMETRY
+}
+
=pod
-=item csv_translate($text)
+=item * &viewport_size_js()
-Translate $text to allow it to be output as a 'comma seperated values'
+Provides a javascript function to set values of two form elements - width and height (elements are passed in as arguments to the javascript function) to the dimensions of the user's browser window.
+
+=cut
+
+sub viewport_size_js {
+ my $geometry = &viewport_geometry_js();
+ return <<"DIMS";
+
+$geometry
+
+function getViewportDims(width,height) {
+ init_geometry();
+ width.value = Geometry.getViewportWidth();
+ height.value = Geometry.getViewportHeight();
+ return;
+}
+
+DIMS
+}
+
+=pod
+
+=item * &resize_textarea_js()
+
+emits the needed javascript to resize a textarea to be as big as possible
+
+creates a function resize_textrea that takes two IDs first should be
+the id of the element to resize, second should be the id of a div that
+surrounds everything that comes after the textarea, this routine needs
+to be attached to the for the onload and onresize events.
+
+=back
+
+=cut
+
+sub resize_textarea_js {
+ my $geometry = &viewport_geometry_js();
+ return <<"RESIZE";
+
+RESIZE
+
+}
+
+=pod
+
+=head1 Excel and CSV file utility routines
+
+=over 4
+
+=cut
+
+###############################################################
+###############################################################
+
+=pod
+
+=item * &csv_translate($text)
+
+Translate $text to allow it to be output as a 'comma separated values'
format.
=cut
+###############################################################
+###############################################################
sub csv_translate {
my $text = shift;
$text =~ s/\"/\"\"/g;
- $text =~ s/\n//g;
+ $text =~ s/\n/ /g;
return $text;
}
###############################################################
+###############################################################
+
+=pod
+
+=item * &define_excel_formats()
+
+Define some commonly used Excel cell formats.
+
+Currently supported formats:
+
+=over 4
+
+=item header
+
+=item bold
+
+=item h1
+
+=item h2
+
+=item h3
+
+=item h4
+
+=item i
+
+=item date
+
+=back
+
+Inputs: $workbook
+
+Returns: $format, a hash reference.
+
+=cut
+
+###############################################################
+###############################################################
+sub define_excel_formats {
+ my ($workbook) = @_;
+ my $format;
+ $format->{'header'} = $workbook->add_format(bold => 1,
+ bottom => 1,
+ align => 'center');
+ $format->{'bold'} = $workbook->add_format(bold=>1);
+ $format->{'h1'} = $workbook->add_format(bold=>1, size=>18);
+ $format->{'h2'} = $workbook->add_format(bold=>1, size=>16);
+ $format->{'h3'} = $workbook->add_format(bold=>1, size=>14);
+ $format->{'h4'} = $workbook->add_format(bold=>1, size=>12);
+ $format->{'i'} = $workbook->add_format(italic=>1);
+ $format->{'date'} = $workbook->add_format(num_format=>
+ 'mm/dd/yyyy hh:mm:ss');
+ return $format;
+}
+
+###############################################################
+###############################################################
+
+=pod
+
+=item * &create_workbook()
+
+Create an Excel worksheet. If it fails, output message on the
+request object and return undefs.
+
+Inputs: Apache request object
+
+Returns (undef) on failure,
+ Excel worksheet object, scalar with filename, and formats
+ from &Apache::loncommon::define_excel_formats on success
+
+=cut
+
+###############################################################
+###############################################################
+sub create_workbook {
+ my ($r) = @_;
+ #
+ # Create the excel spreadsheet
+ my $filename = '/prtspool/'.
+ $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
+ time.'_'.rand(1000000000).'.xls';
+ my $workbook = Spreadsheet::WriteExcel->new('/home/httpd'.$filename);
+ if (! defined($workbook)) {
+ $r->log_error("Error creating excel spreadsheet $filename: $!");
+ $r->print(''.&mt("Unable to create new Excel file. ".
+ "This error has been logged. ".
+ "Please alert your LON-CAPA administrator").
+ '
');
+ return (undef);
+ }
+ #
+ $workbook->set_tempdir('/home/httpd/perl/tmp');
+ #
+ my $format = &Apache::loncommon::define_excel_formats($workbook);
+ return ($workbook,$filename,$format);
+}
+
+###############################################################
+###############################################################
+
+=pod
+
+=item * &create_text_file()
+
+Create a file to write to and eventually make available to the user.
+If file creation fails, outputs an error message on the request object and
+return undefs.
+
+Inputs: Apache request object, and file suffix
+
+Returns (undef) on failure,
+ Filehandle and filename on success.
+
+=cut
+
+###############################################################
+###############################################################
+sub create_text_file {
+ my ($r,$suffix) = @_;
+ if (! defined($suffix)) { $suffix = 'txt'; };
+ my $fh;
+ my $filename = '/prtspool/'.
+ $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
+ time.'_'.rand(1000000000).'.'.$suffix;
+ $fh = Apache::File->new('>/home/httpd'.$filename);
+ if (! defined($fh)) {
+ $r->log_error("Couldn't open $filename for output $!");
+ $r->print(&mt('Problems occurred in creating the output file. '
+ .'This error has been logged. '
+ .'Please alert your LON-CAPA administrator.'));
+ }
+ return ($fh,$filename)
+}
+
+
+=pod
+
+=back
+
+=cut
+
+###############################################################
## Home server list generating code ##
###############################################################
+
+# ------------------------------------------
+
+sub domain_select {
+ my ($name,$value,$multiple)=@_;
+ my %domains=map {
+ $_ => $_.' '. &Apache::lonnet::domain($_,'description')
+ } &Apache::lonnet::all_domains();
+ if ($multiple) {
+ $domains{''}=&mt('Any domain');
+ $domains{'select_form_order'} = [sort {lc($a) cmp lc($b) } (keys(%domains))];
+ return &multiple_select_form($name,$value,4,\%domains);
+ } else {
+ $domains{'select_form_order'} = [sort {lc($a) cmp lc($b) } (keys(%domains))];
+ return &select_form($name,$value,%domains);
+ }
+}
+
#-------------------------------------------
=pod
-=item get_domains()
+=head1 Routines for form select boxes
-Returns an array containing each of the domains listed in the hosts.tab
-file.
+=over 4
+
+=item * &multiple_select_form($name,$value,$size,$hash,$order)
+
+Returns a string containing a element int multiple mode
+
+
+Args:
+ $name - name of the element
+ $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())
+ $order - (optional) array ref of the order to show the elements in
=cut
#-------------------------------------------
-sub get_domains {
- # The code below was stolen from "The Perl Cookbook", p 102, 1st ed.
- my @domains;
- my %seen;
- foreach (sort values(%Apache::lonnet::hostdom)) {
- push (@domains,$_) unless $seen{$_}++;
+sub multiple_select_form {
+ my ($name,$value,$size,$hash,$order)=@_;
+ my %selected = map { $_ => 1 } ref($value)?@{$value}:($value);
+ my $output='';
+ if (! defined($size)) {
+ $size = 4;
+ if (scalar(keys(%$hash))<4) {
+ $size = scalar(keys(%$hash));
+ }
}
- return @domains;
+ $output.="\n".'';
+ my @order;
+ if (ref($order) eq 'ARRAY') {
+ @order = @{$order};
+ } else {
+ @order = sort(keys(%$hash));
+ }
+ if (exists($$hash{'select_form_order'})) {
+ @order = @{$$hash{'select_form_order'}};
+ }
+
+ foreach my $key (@order) {
+ $output.='&').'" ';
+ $output.='selected="selected" ' if ($selected{$key});
+ $output.='>'.$hash->{$key}." \n";
+ }
+ $output.=" \n";
+ return $output;
}
#-------------------------------------------
=pod
-=item select_dom_form($defdom,$name)
+=item * &select_form($defdom,$name,%hash)
+
+Returns a string containing a form to
+allow a user to select options from a hash option_name => displayed text.
+See lonrights.pm for an example invocation and use.
+
+=cut
+
+#-------------------------------------------
+sub select_form {
+ my ($def,$name,%hash) = @_;
+ my $selectform = "\n";
+ my @keys;
+ if (exists($hash{'select_form_order'})) {
+ @keys=@{$hash{'select_form_order'}};
+ } else {
+ @keys=sort(keys(%hash));
+ }
+ foreach my $key (@keys) {
+ $selectform.=
+ '&').'" '.
+ ($key eq $def ? 'selected="selected" ' : '').
+ ">".&mt($hash{$key})." \n";
+ }
+ $selectform.=" ";
+ return $selectform;
+}
+
+# For display filters
+
+sub display_filter {
+ if (!$env{'form.show'}) { $env{'form.show'}=10; }
+ if (!$env{'form.displayfilter'}) { $env{'form.displayfilter'}='currentfolder'; }
+ return ''.&mt('Records [_1]',
+ &Apache::lonmeta::selectbox('show',$env{'form.show'},undef,
+ (&mt('all'),10,20,50,100,1000,10000))).
+ ' '.
+ &mt('Filter [_1]',
+ &select_form($env{'form.displayfilter'},
+ 'displayfilter',
+ ('currentfolder' => 'Current folder/page',
+ 'containing' => 'Containing phrase',
+ 'none' => 'None'))).
+ ' ';
+}
+
+sub gradeleveldescription {
+ my $gradelevel=shift;
+ my %gradelevels=(0 => 'Not specified',
+ 1 => 'Grade 1',
+ 2 => 'Grade 2',
+ 3 => 'Grade 3',
+ 4 => 'Grade 4',
+ 5 => 'Grade 5',
+ 6 => 'Grade 6',
+ 7 => 'Grade 7',
+ 8 => 'Grade 8',
+ 9 => 'Grade 9',
+ 10 => 'Grade 10',
+ 11 => 'Grade 11',
+ 12 => 'Grade 12',
+ 13 => 'Grade 13',
+ 14 => '100 Level',
+ 15 => '200 Level',
+ 16 => '300 Level',
+ 17 => '400 Level',
+ 18 => 'Graduate Level');
+ return &mt($gradelevels{$gradelevel});
+}
+
+sub select_level_form {
+ my ($deflevel,$name)=@_;
+ unless ($deflevel) { $deflevel=0; }
+ my $selectform = "\n";
+ for (my $i=0; $i<=18; $i++) {
+ $selectform.="".&gradeleveldescription($i)." \n";
+ }
+ $selectform.=" ";
+ return $selectform;
+}
+
+#-------------------------------------------
+
+=pod
+
+=item * &select_dom_form($defdom,$name,$includeempty,$showdomdesc,$autosubmit)
Returns a string containing a form to
allow a user to select the domain to preform an operation in.
See loncreateuser.pm for an example invocation and use.
+If the $includeempty flag is set, it also includes an empty choice ("no domain
+selected");
+
+If the $showdomdesc flag is set, the domain name is followed by the domain description.
+
+If the $autosubmit flag is set, the form containing the domain selector will be auto-submitted by an onchange action.
+
=cut
#-------------------------------------------
sub select_dom_form {
- my ($defdom,$name) = @_;
- my @domains = get_domains();
- my $selectdomain = "\n";
- foreach (@domains) {
- $selectdomain.="$_ \n";
+ my ($defdom,$name,$includeempty,$showdomdesc,$autosubmit) = @_;
+ my $onchange;
+ if ($autosubmit) {
+ $onchange = ' onchange="this.form.submit()"';
+ }
+ my @domains = sort {lc($a) cmp lc($b)} (&Apache::lonnet::all_domains());
+ if ($includeempty) { @domains=('',@domains); }
+ my $selectdomain = "\n";
+ foreach my $dom (@domains) {
+ $selectdomain.="'.$dom;
+ if ($showdomdesc) {
+ if ($dom ne '') {
+ my $domdesc = &Apache::lonnet::domain($dom,'description');
+ if ($domdesc ne '') {
+ $selectdomain .= ' ('.$domdesc.')';
+ }
+ }
+ }
+ $selectdomain .= " \n";
}
$selectdomain.=" ";
return $selectdomain;
@@ -626,51 +1821,149 @@ sub select_dom_form {
=pod
-=item get_library_servers($domain)
+=item * &home_server_form_item($domain,$name,$defaultflag)
+
+input: 4 arguments (two required, two optional) -
+ $domain - domain of new user
+ $name - name of form element
+ $default - Value of 'default' causes a default item to be first
+ option, and selected by default.
+ $hide - Value of 'hide' causes hiding of the name of the server,
+ if 1 server found, or default, if 0 found.
+output: returns 2 items:
+(a) form element which contains either:
+ (i)
+ $hostid $servers{$hostid}
+ $hostid $servers{$hostid}
+
+ form item if there are multiple library servers in $domain, or
+ (ii) an '.&mt('default').
+ ' '."\n";
}
+ foreach my $hostid (sort(keys(%servers))) {
+ $result.= ''.
+ $hostid.' '.$servers{$hostid}." \n";
+ }
+ $result .= ' '."\n";
+ } elsif ($numlib == 1) {
+ my $hostid;
+ foreach my $item (keys(%servers)) {
+ $hostid = $item;
+ }
+ $result .= ' list to be used in a
- form input. See loncreateuser.pm for an example.
+=item * $clientbrowser
+
+=item * $clientversion
+
+=item * $clientmathml
+
+=item * $clientunicode
+
+=item * $clientos
+
+=back
+
+=back
=cut
-#-------------------------------------------
-sub home_server_option_list {
- my $domain = shift;
- my %servers = &get_library_servers($domain);
- my $result = '';
- foreach (sort keys(%servers)) {
- $result.=
- ''.$_.' '.$servers{$_}." \n";
- }
- return $result;
-}
###############################################################
-## End of home server list generating code ##
###############################################################
+sub decode_user_agent {
+ my ($r)=@_;
+ my @browsertype=split(/\&/,$Apache::lonnet::perlvar{"lonBrowsDet"});
+ my %mathcap=split(/\&/,$$Apache::lonnet::perlvar{"lonMathML"});
+ my $httpbrowser=$ENV{"HTTP_USER_AGENT"};
+ if (!$httpbrowser && $r) { $httpbrowser=$r->header_in('User-Agent'); }
+ my $clientbrowser='unknown';
+ my $clientversion='0';
+ my $clientmathml='';
+ my $clientunicode='0';
+ for (my $i=0;$i<=$#browsertype;$i++) {
+ my ($bname,$match,$notmatch,$vreg,$minv,$univ)=split(/\:/,$browsertype[$i]);
+ if (($httpbrowser=~/$match/i) && ($httpbrowser!~/$notmatch/i)) {
+ $clientbrowser=$bname;
+ $httpbrowser=~/$vreg/i;
+ $clientversion=$1;
+ $clientmathml=($clientversion>=$minv);
+ $clientunicode=($clientversion>=$univ);
+ }
+ }
+ my $clientos='unknown';
+ if (($httpbrowser=~/linux/i) ||
+ ($httpbrowser=~/unix/i) ||
+ ($httpbrowser=~/ux/i) ||
+ ($httpbrowser=~/solaris/i)) { $clientos='unix'; }
+ if (($httpbrowser=~/vax/i) ||
+ ($httpbrowser=~/vms/i)) { $clientos='vms'; }
+ if ($httpbrowser=~/next/i) { $clientos='next'; }
+ if (($httpbrowser=~/mac/i) ||
+ ($httpbrowser=~/powerpc/i)) { $clientos='mac'; }
+ if ($httpbrowser=~/win/i) { $clientos='win'; }
+ if ($httpbrowser=~/embed/i) { $clientos='pda'; }
+ return ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
+ $clientunicode,$clientos,);
+}
###############################################################
## Authentication changing form generation subroutines ##
@@ -684,30 +1977,34 @@ sub home_server_option_list {
=pod
-=item authform_xxxxxx
+=head1 Authentication Routines
+
+=over 4
+
+=item * &authform_xxxxxx()
The authform_xxxxxx subroutines provide javascript and html forms which
handle some of the conveniences required for authentication forms.
This is not an optimal method, but it works.
-See loncreateuser.pm for invocation and use examples.
-
=over 4
-=item authform_header
+=item * authform_header
-=item authform_authorwarning
+=item * authform_authorwarning
-=item authform_nochange
+=item * authform_nochange
-=item authform_kerberos
+=item * authform_kerberos
-=item authform_internal
+=item * authform_internal
-=item authform_filesystem
+=item * authform_filesystem
=back
+See loncreateuser.pm for invocation and use examples.
+
=cut
#-------------------------------------------
@@ -735,10 +2032,27 @@ END
$Javascript_toUpperCase = "";
}
+ my $radioval = "'nochange'";
+ if (defined($in{'curr_authtype'})) {
+ if ($in{'curr_authtype'} ne '') {
+ $radioval = "'".$in{'curr_authtype'}."arg'";
+ }
+ }
+ my $argfield = 'null';
+ if (defined($in{'mode'})) {
+ if ($in{'mode'} eq 'modifycourse') {
+ if (defined($in{'curr_autharg'})) {
+ if ($in{'curr_autharg'} ne '') {
+ $argfield = "'$in{'curr_autharg'}'";
+ }
+ }
+ }
+ }
+
$result.=<<"END";
var current = new Object();
-current.radiovalue = 'nochange';
-current.argfield = null;
+current.radiovalue = $radioval;
+current.argfield = $argfield;
function changed_radio(choice,currentform) {
var choicearg = choice + 'arg';
@@ -798,10 +2112,10 @@ END
sub authform_authorwarning{
my $result='';
- $result=<<"END";
-As a general rule, only authors or co-authors should be filesystem
-authenticated (which allows access to the server filesystem).
-END
+ $result=''.
+ &mt('As a general rule, only authors or co-authors should be '.
+ 'filesystem authenticated '.
+ '(which allows access to the server filesystem).')." \n";
return $result;
}
@@ -811,58 +2125,181 @@ sub authform_nochange{
kerb_def_dom => 'MSU.EDU',
@_,
);
- my $result='';
- $result.=<<"END";
-'.&mt('[_1] Do not change login data',
+ ' ';
+ }
return $result;
}
-sub authform_kerberos{
+sub authform_kerberos {
my %in = (
formname => 'document.cu',
kerb_def_dom => 'MSU.EDU',
kerb_def_auth => 'krb4',
@_,
);
- my $result='';
- my $check4;
- my $check5;
+ my ($check4,$check5,$krbcheck,$krbarg,$krbver,$result,$authtype,
+ $autharg,$jscall);
+ my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
if ($in{'kerb_def_auth'} eq 'krb5') {
- $check5 = " checked=\"on\"";
+ $check5 = ' checked="checked"';
} else {
- $check4 = " checked=\"on\"";
+ $check4 = ' checked="checked"';
+ }
+ $krbarg = $in{'kerb_def_dom'};
+ if (defined($in{'curr_authtype'})) {
+ if ($in{'curr_authtype'} eq 'krb') {
+ $krbcheck = ' checked="checked"';
+ if (defined($in{'mode'})) {
+ if ($in{'mode'} eq 'modifyuser') {
+ $krbcheck = '';
+ }
+ }
+ if (defined($in{'curr_kerb_ver'})) {
+ if ($in{'curr_krb_ver'} eq '5') {
+ $check5 = ' checked="checked"';
+ $check4 = '';
+ } else {
+ $check4 = ' checked="checked"';
+ $check5 = '';
+ }
+ }
+ if (defined($in{'curr_autharg'})) {
+ $krbarg = $in{'curr_autharg'};
+ }
+ if (!$can_assign{'krb4'} && !$can_assign{'krb5'}) {
+ if (defined($in{'curr_autharg'})) {
+ $result =
+ &mt('Currently Kerberos authenticated with domain [_1] Version [_2].',
+ $in{'curr_autharg'},$krbver);
+ } else {
+ $result =
+ &mt('Currently Kerberos authenticated, Version [_1].',$krbver);
+ }
+ return $result;
+ }
+ }
+ } else {
+ if ($authnum == 1) {
+ $authtype = ''.$authtype,
+ ' '.$authtype,
+ ' '.$authtype,
+ ' '.$authtype,' '.$autharg);
+ $result.="'.$authtype,' '.$autharg);
return $result;
}
@@ -890,59 +2363,96 @@ sub authform_filesystem{
kerb_def_dom => 'MSU.EDU',
@_,
);
- my $result='';
- $result.=<<"END";
-'."\n"
+ .$message."\n"
+ .'
'."\n";
+ } else {
+ return $message;
+ }
+}
+
# ------------------------------------------------------------- Message Wrapper
sub messagewrapper {
- my ($link,$un,$do)=@_;
+ my ($link,$username,$domain,$subject,$text)=@_;
return
-"$link ";
+ ''.$link.' ';
}
+
# --------------------------------------------------------------- Notes Wrapper
sub noteswrapper {
@@ -1159,85 +2852,368 @@ sub noteswrapper {
return
"$link ";
}
+
# ------------------------------------------------------------- Aboutme Wrapper
sub aboutmewrapper {
- my ($link,$username,$domain)=@_;
- return "$link ";
+ my ($link,$username,$domain,$target)=@_;
+ if (!defined($username) && !defined($domain)) {
+ return;
+ }
+ return ''.$link.' ';
}
# ------------------------------------------------------------ Syllabus Wrapper
-
sub syllabuswrapper {
- my ($link,$un,$do,$tf)=@_;
- if ($tf) { $link=''.$link.' '; }
- return "$link ";
+ my ($linktext,$coursedir,$domain)=@_;
+ return qq{$linktext };
}
-# ---------------------------------------------------------------- Language IDs
+# -----------------------------------------------------------------------------
+
+sub track_student_link {
+ my ($linktext,$sname,$sdom,$target,$start) = @_;
+ my $link ="/adm/trackstudent?";
+ my $title = 'View recent activity';
+ if (defined($sname) && $sname !~ /^\s*$/ &&
+ defined($sdom) && $sdom !~ /^\s*$/) {
+ $link .= "selected_student=$sname:$sdom";
+ $title .= ' of this student';
+ }
+ if (defined($target) && $target !~ /^\s*$/) {
+ $target = qq{target="$target"};
+ } else {
+ $target = '';
+ }
+ if ($start) { $link.='&start='.$start; }
+ $title = &mt($title);
+ $linktext = &mt($linktext);
+ return qq{$linktext }.
+ &help_open_topic('View_recent_activity');
+}
+
+sub slot_reservations_link {
+ my ($linktext,$sname,$sdom,$target) = @_;
+ my $link ="/adm/slotrequest?command=showresv&origin=aboutme";
+ my $title = 'View slot reservation history';
+ if (defined($sname) && $sname !~ /^\s*$/ &&
+ defined($sdom) && $sdom !~ /^\s*$/) {
+ $link .= "&uname=$sname&udom=$sdom";
+ $title .= ' of this student';
+ }
+ if (defined($target) && $target !~ /^\s*$/) {
+ $target = qq{target="$target"};
+ } else {
+ $target = '';
+ }
+ $title = &mt($title);
+ $linktext = &mt($linktext);
+ return qq{$linktext };
+# FIXME uncomment when help item created: &help_open_topic('Slot_Reservation_History');
+
+}
+
+# ===================================================== Display a student photo
+
+
+sub student_image_tag {
+ my ($domain,$user)=@_;
+ my $imgsrc=&Apache::lonnet::studentphoto($domain,$user,'jpg');
+ if (($imgsrc) && ($imgsrc ne '/adm/lonKaputt/lonlogo_broken.gif')) {
+ return '';
- $prevattempts.='History ';
- foreach (sort(keys %lasthash)) {
- my ($ign,@parts) = split(/\./,$_);
+ $prevattempts=&start_data_table().&start_data_table_header_row();
+ $prevattempts.=''.&mt('History').' ';
+ foreach my $key (sort(keys(%lasthash))) {
+ my ($ign,@parts) = split(/\./,$key);
if ($#parts > 0) {
my $data=$parts[-1];
pop(@parts);
- $prevattempts.='Part '.join('.',@parts).' ';
+ $prevattempts.=''.&mt('Part ').join('.',@parts).' ';
} else {
if ($#parts == 0) {
$prevattempts.=''.$parts[0].' ';
@@ -1269,56 +3245,110 @@ sub get_previous_attempt {
}
}
}
+ $prevattempts.=&end_data_table_header_row();
if ($getattempt eq '') {
for ($version=1;$version<=$returnhash{'version'};$version++) {
- $prevattempts.='Transaction '.$version.' ';
- foreach (sort(keys %lasthash)) {
- my $value;
- if ($_ =~ /timestamp/) {
- $value=scalar(localtime($returnhash{$version.':'.$_}));
- } else {
- $value=$returnhash{$version.':'.$_};
- }
- $prevattempts.=''.$value.' ';
+ $prevattempts.=&start_data_table_row().
+ ''.&mt('Transaction [_1]',$version).' ';
+ foreach my $key (sort(keys(%lasthash))) {
+ my $value = &format_previous_attempt_value($key,
+ $returnhash{$version.':'.$key});
+ $prevattempts.=''.$value.' ';
}
+ $prevattempts.=&end_data_table_row();
}
}
- $prevattempts.='Current ';
- foreach (sort(keys %lasthash)) {
- my $value;
- if ($_ =~ /timestamp/) {
- $value=scalar(localtime($lasthash{$_}));
- } else {
- $value=$lasthash{$_};
- }
- if ($_ =~/$regexp$/ && (defined &$gradesub)) {$value = &$gradesub($value)}
+ $prevattempts.=&start_data_table_row().''.&mt('Current').' ';
+ foreach my $key (sort(keys(%lasthash))) {
+ my $value = &format_previous_attempt_value($key,$lasthash{$key});
+ if ($key =~/$regexp$/ && (defined &$gradesub)) {$value = &$gradesub($value)}
$prevattempts.=''.$value.' ';
}
- $prevattempts.='
';
+ $prevattempts.= &end_data_table_row().&end_data_table();
} else {
- $prevattempts='Nothing submitted - no attempts.';
+ $prevattempts=
+ &start_data_table().&start_data_table_row().
+ ''.&mt('Nothing submitted - no attempts.').' '.
+ &end_data_table_row().&end_data_table();
}
} else {
- $prevattempts='No data.';
+ $prevattempts=
+ &start_data_table().&start_data_table_row().
+ ''.&mt('No data.').' '.
+ &end_data_table_row().&end_data_table();
}
}
+sub format_previous_attempt_value {
+ my ($key,$value) = @_;
+ if ($key =~ /timestamp/) {
+ $value = &Apache::lonlocal::locallocaltime($value);
+ } elsif (ref($value) eq 'ARRAY') {
+ $value = '('.join(', ', @{ $value }).')';
+ } else {
+ $value = &unescape($value);
+ }
+ return $value;
+}
+
+
+sub relative_to_absolute {
+ my ($url,$output)=@_;
+ my $parser=HTML::TokeParser->new(\$output);
+ my $token;
+ my $thisdir=$url;
+ my @rlinks=();
+ while ($token=$parser->get_token) {
+ if ($token->[0] eq 'S') {
+ if ($token->[1] eq 'a') {
+ if ($token->[2]->{'href'}) {
+ $rlinks[$#rlinks+1]=$token->[2]->{'href'};
+ }
+ } elsif ($token->[1] eq 'img' || $token->[1] eq 'embed' ) {
+ $rlinks[$#rlinks+1]=$token->[2]->{'src'};
+ } elsif ($token->[1] eq 'base') {
+ $thisdir=$token->[2]->{'href'};
+ }
+ }
+ }
+ $thisdir=~s-/[^/]*$--;
+ foreach my $link (@rlinks) {
+ unless (($link=~/^https?\:\/\//i) ||
+ ($link=~/^\//) ||
+ ($link=~/^javascript:/i) ||
+ ($link=~/^mailto:/i) ||
+ ($link=~/^\#/)) {
+ my $newlocation=&Apache::lonnet::hreflocation($thisdir,$link);
+ $output=~s/(\"|\'|\=\s*)\Q$link\E(\"|\'|\s|\>)/$1$newlocation$2/;
+ }
+ }
+# -------------------------------------------------- Deal with Applet codebases
+ $output=~s/(\]+)(codebase\=[^\S\>]+)*([^\>]*)\>/$1.($2?$2:' codebase="'.$thisdir.'"').$3.'>'/gei;
+ return $output;
+}
+
+=pod
+
+=item * &get_student_view()
+
+show a snapshot of what student was looking at
+
+=cut
+
sub get_student_view {
- my ($symb,$username,$domain,$courseid,$target) = @_;
- my ($map,$id,$feedurl) = split(/___/,$symb);
- my (%old,%moreenv);
+ my ($symb,$username,$domain,$courseid,$target,$moreenv) = @_;
+ my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);
+ my (%form);
my @elements=('symb','courseid','domain','username');
foreach my $element (@elements) {
- $old{$element}=$ENV{'form.grade_'.$element};
- $moreenv{'form.grade_'.$element}=eval '$'.$element #'
+ $form{'grade_'.$element}=eval '$'.$element #'
}
- if ($target eq 'tex') {$moreenv{'form.grade_target'} = 'tex';}
- &Apache::lonnet::appenv(%moreenv);
- my $userview=&Apache::lonnet::ssi('/res/'.$feedurl);
- &Apache::lonnet::delenv('form.grade_');
- foreach my $element (@elements) {
- $ENV{'form.grade_'.$element}=$old{$element};
+ if (defined($moreenv)) {
+ %form=(%form,%{$moreenv});
}
+ if (defined($target)) { $form{'grade_target'} = $target; }
+ $feedurl=&Apache::lonnet::clutter($feedurl);
+ my ($userview,$response)=&Apache::lonnet::ssi_body($feedurl,%form);
$userview=~s/\]*\>//gi;
$userview=~s/\<\/body\>//gi;
$userview=~s/\//gi;
@@ -1326,93 +3356,631 @@ sub get_student_view {
$userview=~s/\//gi;
$userview=~s/\<\/head\>//gi;
$userview=~s/action\s*\=/would_be_action\=/gi;
- return $userview;
+ $userview=&relative_to_absolute($feedurl,$userview);
+ if (wantarray) {
+ return ($userview,$response);
+ } else {
+ return $userview;
+ }
}
+sub get_student_view_with_retries {
+ my ($symb,$retries,$username,$domain,$courseid,$target,$moreenv) = @_;
+
+ my $ok = 0; # True if we got a good response.
+ my $content;
+ my $response;
+
+ # Try to get the student_view done. within the retries count:
+
+ do {
+ ($content, $response) = &get_student_view($symb,$username,$domain,$courseid,$target,$moreenv);
+ $ok = $response->is_success;
+ if (!$ok) {
+ &Apache::lonnet::logthis("Failed get_student_view_with_retries on $symb: ".$response->is_success.', '.$response->code.', '.$response->message);
+ }
+ $retries--;
+ } while (!$ok && ($retries > 0));
+
+ if (!$ok) {
+ $content = ''; # On error return an empty content.
+ }
+ if (wantarray) {
+ return ($content, $response);
+ } else {
+ return $content;
+ }
+}
+
+=pod
+
+=item * &get_student_answers()
+
+show a snapshot of how student was answering problem
+
+=cut
+
sub get_student_answers {
- my ($symb,$username,$domain,$courseid) = @_;
- my ($map,$id,$feedurl) = split(/___/,$symb);
- my (%old,%moreenv);
+ my ($symb,$username,$domain,$courseid,%form) = @_;
+ my ($map,$id,$feedurl) = &Apache::lonnet::decode_symb($symb);
+ my (%moreenv);
my @elements=('symb','courseid','domain','username');
foreach my $element (@elements) {
- $old{$element}=$ENV{'form.grade_'.$element};
- $moreenv{'form.grade_'.$element}=eval '$'.$element #'
- }
- $moreenv{'form.grade_target'}='answer';
- &Apache::lonnet::appenv(%moreenv);
- my $userview=&Apache::lonnet::ssi('/res/'.$feedurl);
- &Apache::lonnet::delenv('form.grade_');
- foreach my $element (@elements) {
- $ENV{'form.grade_'.$element}=$old{$element};
+ $moreenv{'grade_'.$element}=eval '$'.$element #'
}
+ $moreenv{'grade_target'}='answer';
+ %moreenv=(%form,%moreenv);
+ $feedurl = &Apache::lonnet::clutter($feedurl);
+ my $userview=&Apache::lonnet::ssi($feedurl,%moreenv);
return $userview;
}
+=pod
+
+=item * &submlink()
+
+Inputs: $text $uname $udom $symb $target
+
+Returns: A link to grades.pm such as to see the SUBM view of a student
+
+=cut
+
+###############################################
+sub submlink {
+ my ($text,$uname,$udom,$symb,$target)=@_;
+ if (!($uname && $udom)) {
+ (my $cursymb, my $courseid,$udom,$uname)=
+ &Apache::lonnet::whichuser($symb);
+ if (!$symb) { $symb=$cursymb; }
+ }
+ if (!$symb) { $symb=&Apache::lonnet::symbread(); }
+ $symb=&escape($symb);
+ if ($target) { $target="target=\"$target\""; }
+ return ''.$text.' ';
+}
+##############################################
+
+=pod
+
+=item * &pgrdlink()
+
+Inputs: $text $uname $udom $symb $target
+
+Returns: A link to grades.pm such as to see the PGRD view of a student
+
+=cut
+
+###############################################
+sub pgrdlink {
+ my $link=&submlink(@_);
+ $link=~s/(&command=submission)/$1&showgrading=yes/;
+ return $link;
+}
+##############################################
+
+=pod
+
+=item * &pprmlink()
+
+Inputs: $text $uname $udom $symb $target
+
+Returns: A link to parmset.pm such as to see the PPRM view of a
+student and a specific resource
+
+=cut
+
+###############################################
+sub pprmlink {
+ my ($text,$uname,$udom,$symb,$target)=@_;
+ if (!($uname && $udom)) {
+ (my $cursymb, my $courseid,$udom,$uname)=
+ &Apache::lonnet::whichuser($symb);
+ if (!$symb) { $symb=$cursymb; }
+ }
+ if (!$symb) { $symb=&Apache::lonnet::symbread(); }
+ $symb=&escape($symb);
+ if ($target) { $target="target=\"$target\""; }
+ return ''.$text.' ';
+}
+##############################################
+
+=pod
+
+=back
+
+=cut
+
###############################################
sub timehash {
- my @ltime=localtime(shift);
- return ( 'seconds' => $ltime[0],
- 'minutes' => $ltime[1],
- 'hours' => $ltime[2],
- 'day' => $ltime[3],
- 'month' => $ltime[4]+1,
- 'year' => $ltime[5]+1900,
- 'weekday' => $ltime[6],
- 'dayyear' => $ltime[7]+1,
- 'dlsav' => $ltime[8] );
+ my ($thistime) = @_;
+ my $timezone = &Apache::lonlocal::gettimezone();
+ my $dt = DateTime->from_epoch(epoch => $thistime)
+ ->set_time_zone($timezone);
+ my $wday = $dt->day_of_week();
+ if ($wday == 7) { $wday = 0; }
+ return ( 'second' => $dt->second(),
+ 'minute' => $dt->minute(),
+ 'hour' => $dt->hour(),
+ 'day' => $dt->day_of_month(),
+ 'month' => $dt->month(),
+ 'year' => $dt->year(),
+ 'weekday' => $wday,
+ 'dayyear' => $dt->day_of_year(),
+ 'dlsav' => $dt->is_dst() );
+}
+
+sub utc_string {
+ my ($date)=@_;
+ return strftime("%Y%m%dT%H%M%SZ",gmtime($date));
}
sub maketime {
my %th=@_;
+ my ($epoch_time,$timezone,$dt);
+ $timezone = &Apache::lonlocal::gettimezone();
+ eval {
+ $dt = DateTime->new( year => $th{'year'},
+ month => $th{'month'},
+ day => $th{'day'},
+ hour => $th{'hour'},
+ minute => $th{'minute'},
+ second => $th{'second'},
+ time_zone => $timezone,
+ );
+ };
+ if (!$@) {
+ $epoch_time = $dt->epoch;
+ if ($epoch_time) {
+ return $epoch_time;
+ }
+ }
return POSIX::mktime(
($th{'seconds'},$th{'minutes'},$th{'hours'},
- $th{'day'},$th{'month'}-1,$th{'year'}-1900,0,0,$th{'dlsav'}));
+ $th{'day'},$th{'month'}-1,$th{'year'}-1900,0,0,-1));
}
-
#########################################
-#
-# Retro-fixing of un-backward-compatible time format
-sub unsqltime {
- my $timestamp=shift;
- if ($timestamp=~/^(\d+)\-(\d+)\-(\d+)\s+(\d+)\:(\d+)\:(\d+)$/) {
- $timestamp=&maketime(
- 'year'=>$1,'month'=>$2,'day'=>$3,
- 'hours'=>$4,'minutes'=>$5,'seconds'=>$6);
+sub findallcourses {
+ my ($roles,$uname,$udom) = @_;
+ my %roles;
+ if (ref($roles)) { %roles = map { $_ => 1 } @{$roles}; }
+ my %courses;
+ my $now=time;
+ if (!defined($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;
+ }
+ }
+ }
}
- return $timestamp;
+ return %courses;
}
-#########################################
+###############################################
-sub findallcourses {
- my %courses=();
- my $now=time;
- foreach (keys %ENV) {
- if ($_=~/^user\.role\.\w+\.\/(\w+)\/(\w+)/) {
- my ($starttime,$endtime)=$ENV{$_};
- my $active=1;
- if ($starttime) {
- if ($now<$starttime) { $active=0; }
+sub blockcheck {
+ my ($setters,$activity,$uname,$udom) = @_;
+
+ if (!defined($udom)) {
+ $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,$uname)) {
+ my %records = &Apache::lonnet::dump('comm_block',$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,$cnum);
+ if ((defined($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 && $activity ne 'com') {
+ # Check if current user has 'evb' priv for this
+ if (defined($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 $checkrole = 'cm./'.$cdom.'/'.$cnum;
+ if ($sec ne 'none') {
+ $checkrole .= '/'.$sec;
+ }
+ 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)) {
+ $no_ownblock = 1;
+ last;
+ }
+ }
+ }
+ # if they have the evb priv and are currently not playing student
+ next if (($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,$endblock);
+}
+
+sub get_blocks {
+ my ($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 = $end;
+ }
+ }
+ }
+ }
+ return ($startblock,$endblock);
+}
+
+sub parse_block_record {
+ my ($record) = @_;
+ my ($setuname,$setudom,$title,$blocks);
+ if (ref($record) eq 'HASH') {
+ ($setuname,$setudom) = split(/:/,$record->{'setter'});
+ $title = &unescape($record->{'event'});
+ $blocks = $record->{'blocks'};
+ } else {
+ my @data = split(/:/,$record,3);
+ if (scalar(@data) eq 2) {
+ $title = $data[1];
+ ($setuname,$setudom) = split(/@/,$data[0]);
+ } else {
+ ($setuname,$setudom,$title) = @data;
+ }
+ $blocks = { 'com' => 'on' };
+ }
+ return ($setuname,$setudom,$title,$blocks);
+}
+
+sub build_block_table {
+ my ($startblock,$endblock,$setters) = @_;
+ my %lt = &Apache::lonlocal::texthash(
+ 'cacb' => 'Currently active communication blocks',
+ 'cour' => 'Course',
+ 'dura' => 'Duration',
+ 'blse' => 'Block set by'
+ );
+ my $output;
+ $output = '
+ '.$lt{'cour'}.'
+ '.$lt{'dura'}.'
+ '.$lt{'blse'}.'
+
+';
+ foreach my $course (keys(%{$setters})) {
+ my %courseinfo=&Apache::lonnet::coursedescription($course);
+ for (my $i=0; $i<@{$$setters{$course}{staff}}; $i++) {
+ my ($uname,$udom) = @{$$setters{$course}{staff}[$i]};
+ 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);
}
- if ($endtime) {
- if ($now>$endtime) { $active=0; }
+ my ($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.' '.
+ &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'};
+ }
+ $category = "Group portfolio in the course '$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 = '
-END
+
+ my $extra_body_attr = &make_attr_string($forcereg,\%design);
+
+# construct main body tag
+ my $bodytag = "".
+ &Apache::lontexconvert::init_math_support($args->{'inherit_jsmath'});
+
if ($bodyonly) {
return $bodytag;
- } elsif ($ENV{'browser.interface'} eq 'textual') {
- return $bodytag.'LON-CAPA: '.$title.
- ' Main Menu
+
+ $name
+
+
+
+$role
+
+
+$realm
+
+ '.$title.' ';
+ if ($customtitle) {
+ $titleinfo = $customtitle;
+ }
+ #
+ # Extra info if you are the DC
+ my $dc_info = '';
+ if ($env{'user.adv'} && exists($env{'user.role.dc./'.
+ $env{'course.'.$env{'request.course.id'}.
+ '.domain'}.'/'})) {
+ my $cid = $env{'request.course.id'};
+ $dc_info.= $cid.' '.$env{'course.'.$cid.'.internal.coursecode'};
+ $dc_info =~ s/\s+$//;
+ $dc_info = '('.$dc_info.')';
+ }
+
+ if (($env{'environment.remote'} eq 'off') || ($args->{'suppress_header_logos'})) {
+ # No Remote
+ if ($env{'request.state'} eq 'construct') {
+ $forcereg=1;
+ }
+
+ if (!$customtitle && $env{'request.state'} eq 'construct') {
+ # this is for resources; directories have customtitle, and crumbs
+ # and select recent are created in lonpubdir.pm
+ my ($uname,$thisdisfn)=
+ ($env{'request.filename'} =~ m|^/home/([^/]+)/public_html/(.*)|);
+ my $formaction='/priv/'.$uname.'/'.$thisdisfn;
+ $formaction=~s/\/+/\//g;
+
+ my $parentpath = '';
+ my $lastitem = '';
+ if ($thisdisfn =~ m-(.+/)([^/]*)$-) {
+ $parentpath = $1;
+ $lastitem = $2;
+ } else {
+ $lastitem = $thisdisfn;
+ }
+ $titleinfo =
+ &Apache::loncommon::help_open_menu('','',3,'Authoring')
+ .''.&mt('Construction Space').' : '
+ .''
+ .&Apache::lonmenu::constspaceform();
+ }
+
+ my $titletable;
+ if (!$notitle) {
+ $titletable =
+ ''.
+ " $titleinfo $dc_info ".$roleinfo.
+ '
';
+ }
+ if ($notopbar) {
+ $bodytag .= $titletable;
+ } else {
+ if ($env{'request.state'} eq 'construct') {
+ $bodytag .= &Apache::lonmenu::menubuttons($forcereg,$forcereg,
+ $titletable);
+ } else {
+ $bodytag .= &Apache::lonmenu::menubuttons($forcereg,$forcereg).
+ $titletable;
+ }
+ }
+ return $bodytag;
+ }
+
+#
+# Top frame rendering, Remote is up
+#
+
+ my $imgsrc = $img;
+ if ($img =~ /^\/adm/) {
+ $imgsrc = &lonhttpdurl($img);
+ }
+ my $upperleft=''.&mt('Switch to Inline Menu Mode').' ');
+ #
+ if ($notitle) {
+ return $bodytag;
+ }
+ return(<
-
-
-$messages
+$upperleft
+ $messages
-
- $title
-
- $ENV{'environment.firstname'}
- $ENV{'environment.middlename'}
- $ENV{'environment.lastname'}
- $ENV{'environment.generation'}
-
-
+ $titleinfo $dc_info $menu
+$roleinfo
-$role
-
-$realm
-