--- loncom/interface/loncommon.pm 2003/11/10 16:33:57 1.149
+++ loncom/interface/loncommon.pm 2003/11/17 15:14:48 1.155
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# a pile of common routines
#
-# $Id: loncommon.pm,v 1.149 2003/11/10 16:33:57 albertel Exp $
+# $Id: loncommon.pm,v 1.155 2003/11/17 15:14:48 www Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -2007,7 +2007,7 @@ sub domainlogo {
my $lonhttpdPort=$Apache::lonnet::perlvar{'lonhttpdPort'};
if (!defined($lonhttpdPort)) { $lonhttpdPort='8080'; }
return '<img src="http://'.$ENV{'HTTP_HOST'}.':'.$lonhttpdPort.
- '/adm/lonDomLogos/'.$domain.'.gif" />';
+ '/adm/lonDomLogos/'.$domain.'.gif" alt="'.$domain.'" />';
} elsif(exists($Apache::lonnet::domaindescription{$domain})) {
return $Apache::lonnet::domaindescription{$domain};
} else {
@@ -2140,14 +2140,13 @@ sub bodytag {
my $bodytag = <<END;
<style>
h1, h2, h3, th { font-family: Arial, Helvetica, sans-serif }
-a:hover { color: black; background: yellow }
a:focus { color: red; background: yellow }
</style>
<body bgcolor="$pgbg" text="$font" alink="$alink" vlink="$vlink" link="$link"
-style="border-color: $tabbg; border-width: 4px; border-style: solid; padding: 4px;$addstyle" $addentries>
+style="margin-top: 0px;$addstyle" $addentries>
END
my $upperleft='<img src="http://'.$ENV{'HTTP_HOST'}.':'.
- $lonhttpdPort.$img.'" />';
+ $lonhttpdPort.$img.'" alt="'.$function.'" />';
if ($bodyonly) {
return $bodytag;
} elsif ($ENV{'browser.interface'} eq 'textual') {
@@ -2159,7 +2158,7 @@ END
# No Remote
return $bodytag.&Apache::lonmenu::menubuttons($forcereg,'web',
$forcereg).
- '<table bgcolor="'.$pgbg.'" width="100%" border="0" cellspacing="3" cellpadding="3"><tr><td bgcolor="'.$tabbg.'"><font size="+3" color="'.$font.'"><b>'.$title.
+ '<table bgcolor="'.$pgbg.'" width="100%" border="0" cellspacing="3" cellpadding="3"><tr><td bgcolor="'.$tabbg.'"><font face="Arial, Helvetica, sans-serif" size="+3" color="'.$font.'"><b>'.$title.
'</b></font></td></tr></table>';
}
@@ -2745,9 +2744,10 @@ the routine &Apache::lonnet::transfer_pr
############################################################
############################################################
-
+my $uniq=0;
sub get_cgi_id {
- return (time.'_'.int(rand(1000)));
+ $uniq=($uniq+1)%100000;
+ return (time.'_'.$uniq);
}
############################################################
@@ -3095,9 +3095,121 @@ sub chartlink {
'">'.$linktext.'</a>';
}
+#######################################################
+#######################################################
+
+=pod
+
+=head1 Course Environment Routines
+
+=item &restore_course_settings
+
+=item &store_course_settings
+
+Restores/Store indicated form parameters from the course environment.
+Will not overwrite existing values of the form parameters.
+
+Inputs:
+a scalar describing the data (e.g. 'chart', 'problem_analysis')
+
+a hash ref describing the data to be stored. For example:
+
+%Save_Parameters = ('Status' => 'scalar',
+ 'chartoutputmode' => 'scalar',
+ 'chartoutputdata' => 'scalar',
+ 'Section' => 'array',
+ 'StudentData' => 'array',
+ 'Maps' => 'array');
+
+Returns: both routines return nothing
+
+=cut
+
+#######################################################
+#######################################################
+sub store_course_settings {
+ # save to the environment
+ # appenv the same items, just to be safe
+ my $courseid = $ENV{'request.course.id'};
+ my $coursedom = $ENV{'course.'.$courseid.'.domain'};
+ my ($prefix,$Settings) = @_;
+ my %SaveHash;
+ my %AppHash;
+ while (my ($setting,$type) = each(%$Settings)) {
+ my $basename = 'env.internal.'.$prefix.'.'.$setting;
+ my $envname = 'course.'.$courseid.'.'.$basename;
+ if (exists($ENV{'form.'.$setting})) {
+ # Save this value away
+ if ($type eq 'scalar' &&
+ (! exists($ENV{$envname}) ||
+ $ENV{$envname} ne $ENV{'form.'.$setting})) {
+ $SaveHash{$basename} = $ENV{'form.'.$setting};
+ $AppHash{$envname} = $ENV{'form.'.$setting};
+ } elsif ($type eq 'array') {
+ my $stored_form;
+ if (ref($ENV{'form.'.$setting})) {
+ $stored_form = join(',',
+ map {
+ &Apache::lonnet::escape($_);
+ } sort(@{$ENV{'form.'.$setting}}));
+ } else {
+ $stored_form =
+ &Apache::lonnet::escape($ENV{'form.'.$setting});
+ }
+ # Determine if the array contents are the same.
+ if ($stored_form ne $ENV{$envname}) {
+ $SaveHash{$basename} = $stored_form;
+ $AppHash{$envname} = $stored_form;
+ }
+ }
+ }
+ }
+ my $put_result = &Apache::lonnet::put('environment',\%SaveHash,
+ $coursedom,
+ $ENV{'course.'.$courseid.'.num'});
+ if ($put_result !~ /^(ok|delayed)/) {
+ &Apache::lonnet::logthis('unable to save form parameters, '.
+ 'got error:'.$put_result);
+ }
+ # Make sure these settings stick around in this session, too
+ &Apache::lonnet::appenv(%AppHash);
+ return;
+}
+
+sub restore_course_settings {
+ my $courseid = $ENV{'request.course.id'};
+ my ($prefix,$Settings) = @_;
+ while (my ($setting,$type) = each(%$Settings)) {
+ next if (exists($ENV{'form.'.$setting}));
+ my $envname = 'course.'.$courseid.'.env.internal.'.$prefix.
+ '.'.$setting;
+ if (exists($ENV{$envname})) {
+ if ($type eq 'scalar') {
+ $ENV{'form.'.$setting} = $ENV{$envname};
+ } elsif ($type eq 'array') {
+ $ENV{'form.'.$setting} = [
+ map {
+ &Apache::lonnet::unescape($_);
+ } split(',',$ENV{$envname})
+ ];
+ }
+ }
+ }
+}
+
############################################################
############################################################
+sub propath {
+ my ($udom,$uname)=@_;
+ $udom=~s/\W//g;
+ $uname=~s/\W//g;
+ my $subdir=$uname.'__';
+ $subdir =~ s/(.)(.)(.).*/$1\/$2\/$3/;
+ my $proname="$Apache::lonnet::perlvar{'lonUsersDir'}/$udom/$subdir/$uname";
+ return $proname;
+}
+
=pod
=back