loncom/interface/loncommon.pm - diff

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Diff for /loncom/interface/loncommon.pm between versions 1.1075.2.32 and 1.1177

version 1.1075.2.32, 2013/03/19 00:49:27	version 1.1177, 2014/02/20 00:56:15
Line 72 use Apache::lonuserstate();	Line 72 use Apache::lonuserstate();
use LONCAPA qw(:DEFAULT :match);	use LONCAPA qw(:DEFAULT :match);
use DateTime::TimeZone;	use DateTime::TimeZone;
use DateTime::Locale::Catalog;	use DateTime::Locale::Catalog;
	use Text::Aspell;
use Authen::Captcha;	use Authen::Captcha;
use Captcha::reCAPTCHA;	use Captcha::reCAPTCHA;
	use Crypt::DES;
	use DynaLoader; # for Crypt::DES version

# ---------------------------------------------- Designs	# ---------------------------------------------- Designs
use vars qw(%defaultdesign);	use vars qw(%defaultdesign);
Line 158 sub ssi_with_retries {	Line 161 sub ssi_with_retries {
# ----------------------------------------------- Filetypes/Languages/Copyright	# ----------------------------------------------- Filetypes/Languages/Copyright
my %language;	my %language;
my %supported_language;	my %supported_language;
	my %supported_codes;
my %latex_language; # For choosing hyphenation in <transl..>	my %latex_language; # For choosing hyphenation in <transl..>
my %latex_language_bykey; # for choosing hyphenation from metadata	my %latex_language_bykey; # for choosing hyphenation from metadata
my %cprtag;	my %cprtag;
Line 192 BEGIN {	Line 196 BEGIN {
while (my $line = <$fh>) {	while (my $line = <$fh>) {
next if ($line=~/^\#/);	next if ($line=~/^\#/);
chomp($line);	chomp($line);
my ($key,$two,$country,$three,$enc,$val,$sup,$latex)=(split(/\t/,$line));	my ($key,$code,$country,$three,$enc,$val,$sup,$latex)=(split(/\t/,$line));
$language{$key}=$val.' - '.$enc;	$language{$key}=$val.' - '.$enc;
if ($sup) {	if ($sup) {
$supported_language{$key}=$sup;	$supported_language{$key}=$sup;
	$supported_codes{$key} = $code;
}	}
if ($latex) {	if ($latex) {
$latex_language_bykey{$key} = $latex;	$latex_language_bykey{$key} = $latex;
$latex_language{$two} = $latex;	$latex_language{$code} = $latex;
}	}
}	}
close($fh);	close($fh);
Line 663 if (!Array.prototype.indexOf) {	Line 668 if (!Array.prototype.indexOf) {
var n = 0;	var n = 0;
if (arguments.length > 0) {	if (arguments.length > 0) {
n = Number(arguments[1]);	n = Number(arguments[1]);
if (n !== n) { // shortcut for verifying if it's NaN	if (n !== n) { // shortcut for verifying if it is NaN
n = 0;	n = 0;
} else if (n !== 0 && n !== (1 / 0) && n !== -(1 / 0)) {	} else if (n !== 0 && n !== (1 / 0) && n !== -(1 / 0)) {
n = (n > 0 \|\| -1) * Math.floor(Math.abs(n));	n = (n > 0 \|\| -1) * Math.floor(Math.abs(n));
Line 899 sub check_uncheck_jscript {	Line 904 sub check_uncheck_jscript {
function checkAll(field) {	function checkAll(field) {
if (field.length > 0) {	if (field.length > 0) {
for (i = 0; i < field.length; i++) {	for (i = 0; i < field.length; i++) {
if (!field[i].disabled) {	if (!field[i].disabled) {
field[i].checked = true;	field[i].checked = true;
}	}
}	}
} else {	} else {
if (!field.disabled) {	if (!field.disabled) {
field.checked = true;	field.checked = true;
}	}
}	}
Line 1014 sub select_language {	Line 1019 sub select_language {

=pod	=pod


	=item * &list_languages()

	Returns an array reference that is suitable for use in language prompters.
	Each array element is itself a two element array. The first element
	is the language code. The second element a descsriptiuon of the
	language itself. This is suitable for use in e.g.
	&Apache::edit::select_arg (once dereferenced that is).

	=cut

	sub list_languages {
	my @lang_choices;

	foreach my $id (&languageids()) {
	my $code = &supportedlanguagecode($id);
	if ($code) {
	my $selector = $supported_codes{$id};
	my $description = &plainlanguagedescription($id);
	push (@lang_choices, [$selector, $description]);
	}
	}
	return \@lang_choices;
	}

	=pod

=item * &linked_select_forms(...)	=item * &linked_select_forms(...)

linked_select_forms returns a string containing a <script></script> block	linked_select_forms returns a string containing a <script></script> block
Line 1350 sub top_nav_help {	Line 1382 sub top_nav_help {
$text = &mt($text);	$text = &mt($text);
my $stay_on_page = 1;	my $stay_on_page = 1;

my $link = ($stay_on_page) ? "javascript:helpMenu('display')"	my ($link,$banner_link);
: "javascript:helpMenu('open')";	unless ($env{'request.noversionuri'} =~ m{^/adm/helpmenu}) {
my $banner_link = &update_help_link(undef,undef,undef,undef,$stay_on_page);	$link = ($stay_on_page) ? "javascript:helpMenu('display')"
	: "javascript:helpMenu('open')";
	$banner_link = &update_help_link(undef,undef,undef,undef,$stay_on_page);
	}
my $title = &mt('Get help');	my $title = &mt('Get help');
	if ($link) {
return <<"END";	return <<"END";
$banner_link	$banner_link
<a href="$link" title="$title">$text</a>	<a href="$link" title="$title">$text</a>
END	END
	} else {
	return ' '.$text.' ';
	}
}	}

sub help_menu_js {	sub help_menu_js {
my ($text) = @_;	my ($httphost) = @_;
my $stayOnPage = 1;	my $stayOnPage = 1;
my $width = 620;	my $width = 620;
my $height = 600;	my $height = 600;
my $helptopic=&general_help();	my $helptopic=&general_help();
my $details_link = '/adm/help/'.$helptopic.'.hlp';	my $details_link = $httphost.'/adm/help/'.$helptopic.'.hlp';
my $nothing=&Apache::lonhtmlcommon::javascript_nothing();	my $nothing=&Apache::lonhtmlcommon::javascript_nothing();
my $start_page =	my $start_page =
&Apache::loncommon::start_page('Help Menu', undef,	&Apache::loncommon::start_page('Help Menu', undef,
{'frameset' => 1,	{'frameset' => 1,
'js_ready' => 1,	'js_ready' => 1,
	'use_absolute' => $httphost,
'add_entries' => {	'add_entries' => {
'border' => '0',	'border' => '0',
'rows' => "110,*",},});	'rows' => "110,*",},});
my $end_page =	my $end_page =
&Apache::loncommon::end_page({'frameset' => 1,	&Apache::loncommon::end_page({'frameset' => 1,
Line 1405 function helpMenu(target) {	Line 1443 function helpMenu(target) {
return;	return;
}	}
function writeHelp(caller) {	function writeHelp(caller) {
caller.document.writeln('$start_page\\n<frame name="bannerframe" src="'+banner_link+'" />\\n<frame name="bodyframe" src="$details_link" />\\n$end_page')	caller.document.writeln('$start_page\\n<frame name="bannerframe" src="'+banner_link+'" marginwidth="0" marginheight="0" frameborder="0">\\n');
caller.document.close()	caller.document.writeln('<frame name="bodyframe" src="$details_link" marginwidth="0" marginheight="0" frameborder="0">\\n$end_page');
caller.focus()	caller.document.close();
	caller.focus();
}	}
// END LON-CAPA Internal -->	// END LON-CAPA Internal -->
// ]]>	// ]]>
Line 1719 RESIZE	Line 1758 RESIZE

=head1 Excel and CSV file utility routines	=head1 Excel and CSV file utility routines

=over 4

=cut	=cut

###############################################################	###############################################################
Line 1728 RESIZE	Line 1765 RESIZE

=pod	=pod

	=over 4

=item * &csv_translate($text)	=item * &csv_translate($text)

Translate $text to allow it to be output as a 'comma separated values'	Translate $text to allow it to be output as a 'comma separated values'
Line 2161 sub select_level_form {	Line 2200 sub select_level_form {

=pod	=pod

=item * &select_dom_form($defdom,$name,$includeempty,$showdomdesc,$onchange,$incdoms)	=item * &select_dom_form($defdom,$name,$includeempty,$showdomdesc,$onchange,$incdoms,$excdoms)

Returns a string containing a <select name='$name' size='1'> form to	Returns a string containing a <select name='$name' size='1'> form to
allow a user to select the domain to preform an operation in.	allow a user to select the domain to preform an operation in.
Line 2174 If the $showdomdesc flag is set, the dom	Line 2213 If the $showdomdesc flag is set, the dom

The optional $onchange argument specifies what should occur if the domain selector is changed, e.g., 'this.form.submit()' if the form is to be automatically submitted.	The optional $onchange argument specifies what should occur if the domain selector is changed, e.g., 'this.form.submit()' if the form is to be automatically submitted.

The optional $incdoms is a reference to an array of domains which will be the only available options.	The optional $incdoms is a reference to an array of domains which will be the only available options.

	The optional $excdoms is a reference to an array of domains which will be excluded from the available options.

=cut	=cut

#-------------------------------------------	#-------------------------------------------
sub select_dom_form {	sub select_dom_form {
my ($defdom,$name,$includeempty,$showdomdesc,$onchange,$incdoms) = @_;	my ($defdom,$name,$includeempty,$showdomdesc,$onchange,$incdoms,$excdoms) = @_;
if ($onchange) {	if ($onchange) {
$onchange = ' onchange="'.$onchange.'"';	$onchange = ' onchange="'.$onchange.'"';
}	}
my @domains;	my (@domains,%exclude);
if (ref($incdoms) eq 'ARRAY') {	if (ref($incdoms) eq 'ARRAY') {
@domains = sort {lc($a) cmp lc($b)} (@{$incdoms});	@domains = sort {lc($a) cmp lc($b)} (@{$incdoms});
} else {	} else {
@domains = sort {lc($a) cmp lc($b)} (&Apache::lonnet::all_domains());	@domains = sort {lc($a) cmp lc($b)} (&Apache::lonnet::all_domains());
}	}
if ($includeempty) { @domains=('',@domains); }	if ($includeempty) { @domains=('',@domains); }
	if (ref($excdoms) eq 'ARRAY') {
	map { $exclude{$_} = 1; } @{$excdoms};
	}
my $selectdomain = "<select name=\"$name\" size=\"1\"$onchange>\n";	my $selectdomain = "<select name=\"$name\" size=\"1\"$onchange>\n";
foreach my $dom (@domains) {	foreach my $dom (@domains) {
	next if ($exclude{$dom});
$selectdomain.="<option value=\"$dom\" ".	$selectdomain.="<option value=\"$dom\" ".
($dom eq $defdom ? 'selected="selected" ' : '').'>'.$dom;	($dom eq $defdom ? 'selected="selected" ' : '').'>'.$dom;
if ($showdomdesc) {	if ($showdomdesc) {
Line 2313 Outputs:	Line 2358 Outputs:

=item * $clientos	=item * $clientos

	=item * $clientmobile

	=item * $clientinfo

=back	=back

=back	=back
Line 2331 sub decode_user_agent {	Line 2380 sub decode_user_agent {
my $clientversion='0';	my $clientversion='0';
my $clientmathml='';	my $clientmathml='';
my $clientunicode='0';	my $clientunicode='0';
	my $clientmobile=0;
for (my $i=0;$i<=$#browsertype;$i++) {	for (my $i=0;$i<=$#browsertype;$i++) {
my ($bname,$match,$notmatch,$vreg,$minv,$univ)=split(/\:/,$browsertype[$i]);	my ($bname,$match,$notmatch,$vreg,$minv,$univ)=split(/\:/,$browsertype[$i]);
if (($httpbrowser=~/$match/i) && ($httpbrowser!~/$notmatch/i)) {	if (($httpbrowser=~/$match/i) && ($httpbrowser!~/$notmatch/i)) {
Line 2342 sub decode_user_agent {	Line 2392 sub decode_user_agent {
}	}
}	}
my $clientos='unknown';	my $clientos='unknown';
	my $clientinfo;
if (($httpbrowser=~/linux/i) \|\|	if (($httpbrowser=~/linux/i) \|\|
($httpbrowser=~/unix/i) \|\|	($httpbrowser=~/unix/i) \|\|
($httpbrowser=~/ux/i) \|\|	($httpbrowser=~/ux/i) \|\|
Line 2353 sub decode_user_agent {	Line 2404 sub decode_user_agent {
($httpbrowser=~/powerpc/i)) { $clientos='mac'; }	($httpbrowser=~/powerpc/i)) { $clientos='mac'; }
if ($httpbrowser=~/win/i) { $clientos='win'; }	if ($httpbrowser=~/win/i) { $clientos='win'; }
if ($httpbrowser=~/embed/i) { $clientos='pda'; }	if ($httpbrowser=~/embed/i) { $clientos='pda'; }
	if ($httpbrowser=~/(Android\|iPod\|iPad\|iPhone\|webOS\|Blackberry\|Windows Phone\|Opera m(?:ob\|in)\|Fennec)/i) {
	$clientmobile=lc($1);
	}
	if ($httpbrowser=~ m{Firefox/(\d+\.\d+)}) {
	$clientinfo = 'firefox-'.$1;
	} elsif ($httpbrowser=~ m{chromeframe/(\d+\.\d+)\.}) {
	$clientinfo = 'chromeframe-'.$1;
	}
return ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,	return ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
$clientunicode,$clientos,);	$clientunicode,$clientos,$clientmobile,$clientinfo);
}	}

###############################################################	###############################################################
Line 2521 sub authform_nochange {	Line 2580 sub authform_nochange {
kerb_def_dom => 'MSU.EDU',	kerb_def_dom => 'MSU.EDU',
@_,	@_,
);	);
my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});	my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'});
my $result;	my $result;
if (!$authnum) {	if (!$authnum) {
$result = &mt('Under your current role you are not permitted to change login settings for this user');	$result = &mt('Under your current role you are not permitted to change login settings for this user');
Line 3017 sub get_related_words {	Line 3076 sub get_related_words {
untie %thesaurus_db;	untie %thesaurus_db;
return @Words;	return @Words;
}	}
	###############################################################
	#
	# Spell checking
	#

=pod	=pod

=back	=back

	=head1 Spell checking

	=over 4

	=item * &check_spelling($wordlist $language)

	Takes a string containing words and feeds it to an external
	spellcheck program via a pipeline. Returns a string containing
	them mis-spelled words.

	Parameters:

	=over 4

	=item - $wordlist

	String that will be fed into the spellcheck program.

	=item - $language

	Language string that specifies the language for which the spell
	check will be performed.

	=back

	=back

	Note: This sub assumes that aspell is installed.


=cut	=cut


	sub check_spelling {
	my ($wordlist, $language) = @_;
	my @misspellings;

	# Generate the speller and set the langauge.
	# if explicitly selected:

	my $speller = Text::Aspell->new;
	if ($language) {
	$speller->set_option('lang', $language);
	}

	# Turn the word list into an array of words by splittingon whitespace

	my @words = split(/\s+/, $wordlist);

	foreach my $word (@words) {
	if(! $speller->check($word)) {
	push(@misspellings, $word);
	}
	}
	return join(' ', @misspellings);

	}

# -------------------------------------------------------------- Plaintext name	# -------------------------------------------------------------- Plaintext name
=pod	=pod

Line 3214 sub screenname {	Line 3333 sub screenname {
# ------------------------------------------------------------- Confirm Wrapper	# ------------------------------------------------------------- Confirm Wrapper
=pod	=pod

=item confirmwrapper	=item * &confirmwrapper($message)

Wrap messages about completion of operation in box	Wrap messages about completion of operation in box

Line 3773 sub get_previous_attempt {	Line 3892 sub get_previous_attempt {
if ($key =~/$regexp$/ && (defined &$gradesub)) {	if ($key =~/$regexp$/ && (defined &$gradesub)) {
$value = &$gradesub($value);	$value = &$gradesub($value);
}	}
$prevattempts.='<td>'.$value.' </td>';	$prevattempts.='<td>'. $value.' </td>';
} else {	} else {
$prevattempts.='<td> </td>';	$prevattempts.='<td> </td>';
}	}
Line 3789 sub get_previous_attempt {	Line 3908 sub get_previous_attempt {
if ($key =~/$regexp$/ && (defined &$gradesub)) {	if ($key =~/$regexp$/ && (defined &$gradesub)) {
$value = &$gradesub($value);	$value = &$gradesub($value);
}	}
$prevattempts.='<td>'.$value.' </td>';	$prevattempts.='<td>'.$value.' </td>';
}	}
}	}
$prevattempts.= &end_data_table_row().&end_data_table();	$prevattempts.= &end_data_table_row().&end_data_table();
Line 3810 sub get_previous_attempt {	Line 3929 sub get_previous_attempt {
sub format_previous_attempt_value {	sub format_previous_attempt_value {
my ($key,$value) = @_;	my ($key,$value) = @_;
if (($key =~ /timestamp/) \|\| ($key=~/duedate/)) {	if (($key =~ /timestamp/) \|\| ($key=~/duedate/)) {
$value = &Apache::lonlocal::locallocaltime($value);	$value = &Apache::lonlocal::locallocaltime($value);
} elsif (ref($value) eq 'ARRAY') {	} elsif (ref($value) eq 'ARRAY') {
$value = '('.join(', ', @{ $value }).')';	$value = &HTML::Entities::encode('('.join(', ', @{ $value }).')','"<>&');
} elsif ($key =~ /answerstring$/) {	} elsif ($key =~ /answerstring$/) {
my %answers = &Apache::lonnet::str2hash($value);	my %answers = &Apache::lonnet::str2hash($value);
	my @answer = %answers;
	%answers = map {&HTML::Entities::encode($_, '"<>&')} @answer;
my @anskeys = sort(keys(%answers));	my @anskeys = sort(keys(%answers));
if (@anskeys == 1) {	if (@anskeys == 1) {
my $answer = $answers{$anskeys[0]};	my $answer = $answers{$anskeys[0]};
Line 3837 sub format_previous_attempt_value {	Line 3958 sub format_previous_attempt_value {
}	}
}	}
} else {	} else {
$value = &unescape($value);	$value = &HTML::Entities::encode(&unescape($value), '"<>&');
}	}
return $value;	return $value;
}	}
Line 4832 sub designparm {	Line 4953 sub designparm {

Inputs: $url (usually will be undef).	Inputs: $url (usually will be undef).

Returns: Path to Construction Space containing the resource or	Returns: Path to Authoring Space containing the resource or
directory being viewed (or for which action is being taken).	directory being viewed (or for which action is being taken).
If $url is provided, and begins /priv/<domain>/<uname>	If $url is provided, and begins /priv/<domain>/<uname>
the path will be that portion of the $context argument.	the path will be that portion of the $context argument.
Line 4895 Input: (optional) filename from which br	Line 5016 Input: (optional) filename from which br
is appropriate for use in building the breadcrumb trail.	is appropriate for use in building the breadcrumb trail.

Returns: HTML div with CSTR path and recent box	Returns: HTML div with CSTR path and recent box
To be included on Construction Space pages	To be included on Authoring Space pages

=cut	=cut

Line 4926 sub CSTR_pageheader {	Line 5047 sub CSTR_pageheader {
my $output =	my $output =
'<div>'	'<div>'
.&Apache::loncommon::help_open_menu('','',3,'Authoring') #FIXME: Broken? Where is it?	.&Apache::loncommon::help_open_menu('','',3,'Authoring') #FIXME: Broken? Where is it?
.'<b>'.&mt('Construction Space:').'</b> '	.'<b>'.&mt('Authoring Space:').'</b> '
.'<form name="dirs" method="post" action="'.$formaction	.'<form name="dirs" method="post" action="'.$formaction
.'" target="_top">' #FIXME lonpubdir: target="_parent"	.'" target="_top">' #FIXME lonpubdir: target="_parent"
.&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,'_top','/priv/'.$udom,undef,undef);	.&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,'_top','/priv/'.$udom,undef,undef);
Line 4985 Inputs:	Line 5106 Inputs:

=item * $bgcolor, used to override the bgcolor on a webpage to a specific value	=item * $bgcolor, used to override the bgcolor on a webpage to a specific value

=item * $no_inline_link, if true and in remote mode, don't show the
'Switch To Inline Menu' link

=item * $args, optional argument valid values are	=item * $args, optional argument valid values are
no_auto_mt_title -> prevents &mt()ing the title arg	no_auto_mt_title -> prevents &mt()ing the title arg
inherit_jsmath -> when creating popup window in a page,	inherit_jsmath -> when creating popup window in a page,
Line 5009 other decorations will be returned.	Line 5127 other decorations will be returned.

sub bodytag {	sub bodytag {
my ($title,$function,$addentries,$bodyonly,$domain,$forcereg,	my ($title,$function,$addentries,$bodyonly,$domain,$forcereg,
$no_nav_bar,$bgcolor,$no_inline_link,$args,$advtoolsref)=@_;	$no_nav_bar,$bgcolor,$args,$advtoolsref)=@_;

my $public;	my $public;
if ((($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public'))	if ((($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public'))
Line 5017 sub bodytag {	Line 5135 sub bodytag {
$public = 1;	$public = 1;
}	}
if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }	if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
	my $httphost = $args->{'use_absolute'};

$function = &get_users_function() if (!$function);	$function = &get_users_function() if (!$function);
my $img = &designparm($function.'.img',$domain);	my $img = &designparm($function.'.img',$domain);
Line 5058 sub bodytag {	Line 5177 sub bodytag {
my $bodytag = "<body $extra_body_attr>".	my $bodytag = "<body $extra_body_attr>".
&Apache::lontexconvert::init_math_support($args->{'inherit_jsmath'});	&Apache::lontexconvert::init_math_support($args->{'inherit_jsmath'});

if ($bodyonly) {	&get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['inhibitmenu']);

	if (($bodyonly) \|\| ($no_nav_bar) \|\| ($env{'form.inhibitmenu'} eq 'yes')) {
return $bodytag;	return $bodytag;
}	}

my $name = &plainname($env{'user.name'},$env{'user.domain'});
if ($public) {	if ($public) {
undef($role);	undef($role);
} else {
$name = &aboutmewrapper($name,$env{'user.name'},$env{'user.domain'},
undef,'LC_menubuttons_link');
}	}

my $titleinfo = '<h1>'.$title.'</h1>';	my $titleinfo = '<h1>'.$title.'</h1>';
Line 5083 sub bodytag {	Line 5200 sub bodytag {
}	}

$role = '<span class="LC_nobreak">('.$role.')</span>' if $role;	$role = '<span class="LC_nobreak">('.$role.')</span>' if $role;
&get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['inhibitmenu']);

if ($no_nav_bar \|\| $env{'form.inhibitmenu'} eq 'yes') {	if ($env{'request.state'} eq 'construct') { $forcereg=1; }
return $bodytag;
}

if ($env{'request.state'} eq 'construct') { $forcereg=1; }

my $funclist;
if (($env{'environment.remote'} eq 'on') && ($env{'request.state'} ne 'construct')) {
$bodytag .= Apache::lonhtmlcommon::scripttag(Apache::lonmenu::utilityfunctions(), 'start')."\n".
Apache::lonmenu::serverform();
my $forbodytag;
&Apache::lonmenu::prepare_functions($env{'request.noversionuri'},
$forcereg,$args->{'group'},
$args->{'bread_crumbs'},
$advtoolsref,'',\$forbodytag);
unless (ref($args->{'bread_crumbs'}) eq 'ARRAY') {
$funclist = $forbodytag;
}
} else {

# if ($env{'request.state'} eq 'construct') {	# if ($env{'request.state'} eq 'construct') {
# $titleinfo = &CSTR_pageheader(); #FIXME: Will be removed once all scripts have their own calls	# $titleinfo = &CSTR_pageheader(); #FIXME: Will be removed once all scripts have their own calls
# }	# }

	$bodytag .= Apache::lonhtmlcommon::scripttag(
	Apache::lonmenu::utilityfunctions($httphost), 'start');

	my ($left,$right) = Apache::lonmenu::primary_menu();

if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) {	if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) {
if ($dc_info) {	if ($dc_info) {
$dc_info = qq\|<span class="LC_cusr_subheading">$dc_info</span>\|;	$dc_info = qq\|<span class="LC_cusr_subheading">$dc_info</span>\|;
}	}
$bodytag .= qq\|<div id="LC_nav_bar">$name $role<br />	$bodytag .= qq\|<div id="LC_nav_bar">$left $role<br />
<em>$realm</em> $dc_info</div>\|;	<em>$realm</em> $dc_info</div>\|;
return $bodytag;	return $bodytag;
}	}

unless ($env{'request.symb'} =~ m/\.page___\d+___/) {	unless ($env{'request.symb'} =~ m/\.page___\d+___/) {
$bodytag .= qq\|<div id="LC_nav_bar">$name $role</div>\|;	$bodytag .= qq\|<div id="LC_nav_bar">$left $role</div>\|;
}	}

$bodytag .= Apache::lonhtmlcommon::scripttag(	$bodytag .= $right;
Apache::lonmenu::utilityfunctions(), 'start');

$bodytag .= Apache::lonmenu::primary_menu();

if ($dc_info) {	if ($dc_info) {
$dc_info = &dc_courseid_toggle($dc_info);	$dc_info = &dc_courseid_toggle($dc_info);
}	}
$bodytag .= qq\|<div id="LC_realm">$realm $dc_info</div>\|;	$bodytag .= qq\|<div id="LC_realm">$realm $dc_info</div>\|;

	#if directed to not display the secondary menu, don't.
	if ($args->{'no_secondary_menu'}) {
	return $bodytag;
	}
#don't show menus for public users	#don't show menus for public users
if (!$public){	if (!$public){
$bodytag .= Apache::lonmenu::secondary_menu();	$bodytag .= Apache::lonmenu::secondary_menu($httphost);
$bodytag .= Apache::lonmenu::serverform();	$bodytag .= Apache::lonmenu::serverform();
$bodytag .= Apache::lonhtmlcommon::scripttag('', 'end');	$bodytag .= Apache::lonhtmlcommon::scripttag('', 'end');
if ($env{'request.state'} eq 'construct') {	if ($env{'request.state'} eq 'construct') {
$bodytag .= &Apache::lonmenu::innerregister($forcereg,	$bodytag .= &Apache::lonmenu::innerregister($forcereg,
$args->{'bread_crumbs'});	$args->{'bread_crumbs'});
} elsif ($forcereg) {	} elsif ($forcereg) {
$bodytag .= &Apache::lonmenu::innerregister($forcereg,undef,	$bodytag .= &Apache::lonmenu::innerregister($forcereg,undef,
$args->{'group'});	$args->{'group'});
} else {	} else {
my $forbodytag;	$bodytag .=
&Apache::lonmenu::prepare_functions($env{'request.noversionuri'},	&Apache::lonmenu::prepare_functions($env{'request.noversionuri'},
$forcereg,$args->{'group'},	$forcereg,$args->{'group'},
$args->{'bread_crumbs'},	$args->{'bread_crumbs'},
$advtoolsref,'',\$forbodytag);	$advtoolsref);
unless (ref($args->{'bread_crumbs'}) eq 'ARRAY') {
$bodytag .= $forbodytag;
}
}	}
}else{	}else{
# this is to seperate menu from content when there's no secondary	# this is to seperate menu from content when there's no secondary
Line 5163 sub bodytag {	Line 5262 sub bodytag {
}	}

return $bodytag;	return $bodytag;
}

#
# Top frame rendering, Remote is up
#

my $imgsrc = $img;
if ($img =~ /^\/adm/) {
$imgsrc = &lonhttpdurl($img);
}
my $upperleft='<img src="'.$imgsrc.'" alt="'.$function.'" />';

# Explicit link to get inline menu
my $menu= ($no_inline_link?''
:'<a href="/adm/remote?action=collapse" target="_top">'.&mt('Switch to Inline Menu Mode').'</a>');

if ($dc_info) {
$dc_info = qq\|<span class="LC_cusr_subheading">($dc_info)</span>\|;
}

unless ($env{'form.inhibitmenu'}) {
$bodytag .= qq\|<div id="LC_nav_bar">$name $role</div>
<ol class="LC_primary_menu LC_right">
<li>$menu</li>
</ol><div id="LC_realm"> $realm $dc_info</div>\|;
}
if ($env{'request.state'} eq 'construct') {
if (!$public){
if ($env{'request.state'} eq 'construct') {
$funclist = &Apache::lonhtmlcommon::scripttag(
&Apache::lonmenu::utilityfunctions(), 'start').
&Apache::lonhtmlcommon::scripttag('','end').
&Apache::lonmenu::innerregister($forcereg,
$args->{'bread_crumbs'});
}
}
}
return $bodytag."\n".$funclist;
}	}

sub dc_courseid_toggle {	sub dc_courseid_toggle {
Line 5232 sub make_attr_string {	Line 5293 sub make_attr_string {
delete($attr_ref->{$key});	delete($attr_ref->{$key});
}	}
}	}
if ($env{'environment.remote'} eq 'on') {	$attr_ref->{'onload'} = $on_load;
$attr_ref->{'onload'} =	$attr_ref->{'onunload'}= $on_unload;
&Apache::lonmenu::loadevents(). $on_load;
$attr_ref->{'onunload'}=
&Apache::lonmenu::unloadevents().$on_unload;
} else {
$attr_ref->{'onload'} = $on_load;
$attr_ref->{'onunload'}= $on_unload;
}
}	}

my $attr_string;	my $attr_string;
foreach my $attr (keys(%$attr_ref)) {	foreach my $attr (sort(keys(%$attr_ref))) {
$attr_string .= " $attr=\"".$attr_ref->{$attr}.'" ';	$attr_string .= " $attr=\"".$attr_ref->{$attr}.'" ';
}	}
return $attr_string;	return $attr_string;
Line 5375 form, .inline {	Line 5429 form, .inline {
vertical-align:middle;	vertical-align:middle;
}	}

	.LC_floatleft {
	float: left;
	}

	.LC_floatright {
	float: right;
	}

.LC_400Box {	.LC_400Box {
width:400px;	width:400px;
}	}
Line 6445 div.LC_edit_problem_saves {	Line 6507 div.LC_edit_problem_saves {
padding-bottom: 5px;	padding-bottom: 5px;
}	}

	.LC_edit_opt {
	padding-left: 1em;
	white-space: nowrap;
	}

	.LC_edit_problem_latexhelper{
	text-align: right;
	}

	#LC_edit_problem_colorful div{
	margin-left: 40px;
	}

img.stift {	img.stift {
border-width: 0;	border-width: 0;
vertical-align: middle;	vertical-align: middle;
Line 6459 div.LC_createcourse {	Line 6534 div.LC_createcourse {
}	}

.LC_dccid {	.LC_dccid {
	float: right;
margin: 0.2em 0 0 0;	margin: 0.2em 0 0 0;
padding: 0;	padding: 0;
font-size: 90%;	font-size: 90%;
Line 6556 fieldset > legend {	Line 6632 fieldset > legend {
}	}

ol.LC_primary_menu {	ol.LC_primary_menu {
float: right;
margin: 0;	margin: 0;
padding: 0;	padding: 0;
background-color: $pgbg_or_bgcolor;	background-color: $pgbg_or_bgcolor;
Line 6668 ul#LC_secondary_menu li {	Line 6743 ul#LC_secondary_menu li {
font-weight: bold;	font-weight: bold;
line-height: 1.8em;	line-height: 1.8em;
border-right: 1px solid black;	border-right: 1px solid black;
vertical-align: middle;
float: left;	float: left;
}	}

Line 6701 ul#LC_secondary_menu li ul li {	Line 6775 ul#LC_secondary_menu li ul li {
vertical-align: top;	vertical-align: top;
border-left: 1px solid black;	border-left: 1px solid black;
border-right: 1px solid black;	border-right: 1px solid black;
background-color: $data_table_light	background-color: $data_table_light;
list-style:none;	list-style:none;
float: none;	float: none;
}	}
Line 7211 sub headtag {	Line 7285 sub headtag {
my $function = $args->{'function'} \|\| &get_users_function();	my $function = $args->{'function'} \|\| &get_users_function();
my $domain = $args->{'domain'} \|\| &determinedomain();	my $domain = $args->{'domain'} \|\| &determinedomain();
my $bgcolor = $args->{'bgcolor'} \|\| &designparm($function.'.pgbg',$domain);	my $bgcolor = $args->{'bgcolor'} \|\| &designparm($function.'.pgbg',$domain);
	my $httphost = $args->{'use_absolute'};
my $url = join(':',$env{'user.name'},$env{'user.domain'},	my $url = join(':',$env{'user.name'},$env{'user.domain'},
$Apache::lonnet::perlvar{'lonVersion'},	$Apache::lonnet::perlvar{'lonVersion'},
#time(),	#time(),
Line 7221 sub headtag {	Line 7296 sub headtag {

my $result =	my $result =
'<head>'.	'<head>'.
&font_settings();	&font_settings($args);

my $inhibitprint = &print_suppression();	my $inhibitprint = &print_suppression();

if (!$args->{'frameset'}) {	if (!$args->{'frameset'}) {
$result .= &Apache::lonhtmlcommon::htmlareaheaders();	$result .= &Apache::lonhtmlcommon::htmlareaheaders();
}	}
if ($args->{'force_register'}) {	if ($args->{'force_register'} && $env{'request.noversionuri'} !~ m{^/res/adm/pages/}) {
$result .= &Apache::lonmenu::registerurl(1);	$result .= Apache::lonxml::display_title();
}	}
if (!$args->{'no_nav_bar'}	if (!$args->{'no_nav_bar'}
&& !$args->{'only_body'}	&& !$args->{'only_body'}
&& !$args->{'frameset'}) {	&& !$args->{'frameset'}) {
$result .= &help_menu_js();	$result .= &help_menu_js($httphost);
$result.=&modal_window();	$result.=&modal_window();
$result.=&togglebox_script();	$result.=&togglebox_script();
$result.=&wishlist_window();	$result.=&wishlist_window();
Line 7269 ADDMETA	Line 7344 ADDMETA
}	}
if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }	if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
$result .= '<title> LON-CAPA '.$title.'</title>'	$result .= '<title> LON-CAPA '.$title.'</title>'
.'<link rel="stylesheet" type="text/css" href="'.$url.'" />'	.'<link rel="stylesheet" type="text/css" href="'.$url.'"';
	if (!$args->{'frameset'}) {
	$result .= ' /';
	}
	$result .= '>'
.$inhibitprint	.$inhibitprint
.$head_extra;	.$head_extra;
	if ($env{'browser.mobile'}) {
	$result .= '
	<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=0, minimum-scale=1.0, maximum-scale=1.0">
	<meta name="apple-mobile-web-app-capable" content="yes" />';
	}
return $result.'</head>';	return $result.'</head>';
}	}

Line 7281 ADDMETA	Line 7365 ADDMETA

Returns neccessary <meta> to set the proper encoding	Returns neccessary <meta> to set the proper encoding

Inputs: none	Inputs: optional reference to HASH -- $args passed to &headtag()

=cut	=cut

sub font_settings {	sub font_settings {
	my ($args) = @_;
my $headerstring='';	my $headerstring='';
if (!$env{'browser.mathml'} && $env{'browser.unicode'}) {	if ((!$env{'browser.mathml'} && $env{'browser.unicode'}) \|\|
$headerstring.=	((ref($args) eq 'HASH') && ($args->{'browser.unicode'}))) {
'<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />';	$headerstring.=
	'<meta http-equiv="Content-Type" content="text/html; charset=utf-8"';
	if (!$args->{'frameset'}) {
	$headerstring.= ' /';
	}
	$headerstring .= '>'."\n";
}	}
return $headerstring;	return $headerstring;
}	}
Line 7381 Inputs: none	Line 7471 Inputs: none
=cut	=cut

sub xml_begin {	sub xml_begin {
	my ($is_frameset) = @_;
my $output='';	my $output='';

if ($env{'browser.mathml'}) {	if ($env{'browser.mathml'}) {
Line 7392 sub xml_begin {	Line 7483 sub xml_begin {
.'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1 plus MathML 2.0 plus SVG 1.1//EN" "http://www.w3.org/2002/04/xhtml-math-svg/xhtml-math-svg.dtd">'	.'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1 plus MathML 2.0 plus SVG 1.1//EN" "http://www.w3.org/2002/04/xhtml-math-svg/xhtml-math-svg.dtd">'
.'<html xmlns:math="http://www.w3.org/1998/Math/MathML" '	.'<html xmlns:math="http://www.w3.org/1998/Math/MathML" '
.'xmlns="http://www.w3.org/1999/xhtml">';	.'xmlns="http://www.w3.org/1999/xhtml">';
	} elsif ($is_frameset) {
	$output='<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Frameset//EN" "http://www.w3.org/TR/html4/frameset.dtd">'."\n".
	'<html>'."\n";
} else {	} else {
$output='<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">'	$output='<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">'."\n".
.'<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">';	'<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">'."\n";
}	}
return $output;	return $output;
}	}
Line 7438 $args - additional optional args support	Line 7532 $args - additional optional args support
skip_phases -> hash ref of	skip_phases -> hash ref of
head -> skip the <html><head> generation	head -> skip the <html><head> generation
body -> skip all <body> generation	body -> skip all <body> generation
no_inline_link -> if true and in remote mode, don't show the
'Switch To Inline Menu' link
no_auto_mt_title -> prevent &mt()ing the title arg	no_auto_mt_title -> prevent &mt()ing the title arg
inherit_jsmath -> when creating popup window in a page,	inherit_jsmath -> when creating popup window in a page,
should it have jsmath forced on by the	should it have jsmath forced on by the
current page	current page
bread_crumbs -> Array containing breadcrumbs	bread_crumbs -> Array containing breadcrumbs
bread_crumbs_component -> if exists show it as headline else show only the breadcrumbs	bread_crumbs_component -> if exists show it as headline else show only the breadcrumbs
group -> includes the current group, if page is for a	group -> includes the current group, if page is for a
specific group	specific group

=back	=back

Line 7463 sub start_page {	Line 7555 sub start_page {
my ($result,@advtools);	my ($result,@advtools);

if (! exists($args->{'skip_phases'}{'head'}) ) {	if (! exists($args->{'skip_phases'}{'head'}) ) {
$result .= &xml_begin() . &headtag($title, $head_extra, $args);	$result .= &xml_begin($args->{'frameset'}) . &headtag($title, $head_extra, $args);
}	}

if (! exists($args->{'skip_phases'}{'body'}) ) {	if (! exists($args->{'skip_phases'}{'body'}) ) {
Line 7477 sub start_page {	Line 7569 sub start_page {
$args->{'function'}, $args->{'add_entries'},	$args->{'function'}, $args->{'add_entries'},
$args->{'only_body'}, $args->{'domain'},	$args->{'only_body'}, $args->{'domain'},
$args->{'force_register'}, $args->{'no_nav_bar'},	$args->{'force_register'}, $args->{'no_nav_bar'},
$args->{'bgcolor'}, $args->{'no_inline_link'},	$args->{'bgcolor'}, $args,
$args, \@advtools);	\@advtools);
}	}
}	}

Line 7518 sub start_page {	Line 7610 sub start_page {
}else{	}else{
$result .= &Apache::lonhtmlcommon::breadcrumbs();	$result .= &Apache::lonhtmlcommon::breadcrumbs();
}	}
} elsif (($env{'environment.remote'} eq 'on') &&
($env{'form.inhibitmenu'} ne 'yes') &&
($env{'request.noversionuri'} =~ m{^/res/}) &&
($env{'request.noversionuri'} !~ m{^/res/adm/pages/})) {
$result .= '<div style="padding:0;margin:0;clear:both"><hr /></div>';
}	}
return $result;	return $result;
}	}
Line 7569 function set_wishlistlink(title, path) {	Line 7656 function set_wishlistlink(title, path) {
title = document.title;	title = document.title;
title = title.replace(/^LON-CAPA /,'');	title = title.replace(/^LON-CAPA /,'');
}	}
	title = encodeURIComponent(title);
if (!path) {	if (!path) {
path = location.pathname;	path = location.pathname;
}	}
	path = encodeURIComponent(path);
Win = window.open('/adm/wishlist?mode=newLink&setTitle='+title+'&setPath='+path,	Win = window.open('/adm/wishlist?mode=newLink&setTitle='+title+'&setPath='+path,
'wishlistNewLink','width=560,height=350,scrollbars=0');	'wishlistNewLink','width=560,height=350,scrollbars=0');
}	}
Line 7612 var modalWindow = {	Line 7701 var modalWindow = {
$(".LCmodal-overlay").click(function(){modalWindow.close();});	$(".LCmodal-overlay").click(function(){modalWindow.close();});
}	}
};	};
var openMyModal = function(source,width,height,scrolling)	var openMyModal = function(source,width,height,scrolling,transparency,style)
{	{
modalWindow.windowId = "myModal";	modalWindow.windowId = "myModal";
modalWindow.width = width;	modalWindow.width = width;
modalWindow.height = height;	modalWindow.height = height;
modalWindow.content = "<iframe width='"+width+"' height='"+height+"' frameborder='0' scrolling='"+scrolling+"' allowtransparency='true' src='" + source + "'>&lt/iframe>";	modalWindow.content = "<iframe width='"+width+"' height='"+height+"' frameborder='0' scrolling='"+scrolling+"' allowtransparency='"+transparency+"' src='" + source + "' style='"+style+"'>&lt/iframe>";
modalWindow.open();	modalWindow.open();
};	};
// END LON-CAPA Internal -->	// END LON-CAPA Internal -->
Line 7627 ENDMODAL	Line 7716 ENDMODAL
}	}

sub modal_link {	sub modal_link {
my ($link,$linktext,$width,$height,$target,$scrolling,$title)=@_;	my ($link,$linktext,$width,$height,$target,$scrolling,$title,$transparency,$style)=@_;
unless ($width) { $width=480; }	unless ($width) { $width=480; }
unless ($height) { $height=400; }	unless ($height) { $height=400; }
unless ($scrolling) { $scrolling='yes'; }	unless ($scrolling) { $scrolling='yes'; }
	unless ($transparency) { $transparency='true'; }

my $target_attr;	my $target_attr;
if (defined($target)) {	if (defined($target)) {
$target_attr = 'target="'.$target.'"';	$target_attr = 'target="'.$target.'"';
}	}
return <<"ENDLINK";	return <<"ENDLINK";
<a href="$link" $target_attr title="$title" onclick="javascript:openMyModal('$link',$width,$height,'$scrolling'); return false;">	<a href="$link" $target_attr title="$title" onclick="javascript:openMyModal('$link',$width,$height,'$scrolling','$transparency','$style'); return false;">
$linktext</a>	$linktext</a>
ENDLINK	ENDLINK
}	}
Line 7663 sub modal_adhoc_inner {	Line 7754 sub modal_adhoc_inner {
my ($funcname,$width,$height,$content)=@_;	my ($funcname,$width,$height,$content)=@_;
my $innerwidth=$width-20;	my $innerwidth=$width-20;
$content=&js_ready(	$content=&js_ready(
&start_page('Dialog',undef,{'only_body'=>1,'bgcolor'=>'#FFFFFF'}).	&start_page('Dialog',undef,{'only_body'=>1,'bgcolor'=>'#FFFFFF'}).
&start_scrollbox($width.'px',$innerwidth.'px',$height.'px').	&start_scrollbox($width.'px',$innerwidth.'px',$height.'px','myModal','#FFFFFF',undef,1).
$content.	$content.
&end_scrollbox().	&end_scrollbox().
&end_page()	&end_page()
);	);
return &modal_adhoc_script($funcname,$width,$height,$content);	return &modal_adhoc_script($funcname,$width,$height,$content);
}	}
Line 7786 sub LCprogressbar {	Line 7877 sub LCprogressbar {
$LCcurrentid=$$.'_'.$LCidcnt;	$LCcurrentid=$$.'_'.$LCidcnt;
my $starting=&mt('Starting');	my $starting=&mt('Starting');
my $content=(<<ENDPROGBAR);	my $content=(<<ENDPROGBAR);
<p>
<div id="progressbar$LCcurrentid">	<div id="progressbar$LCcurrentid">
<span class="pblabel">$starting</span>	<span class="pblabel">$starting</span>
</div>	</div>
</p>
ENDPROGBAR	ENDPROGBAR
&r_print($r,$content.&LCprogressbar_script($LCcurrentid));	&r_print($r,$content.&LCprogressbar_script($LCcurrentid));
}	}
Line 7886 sub validate_page {	Line 7975 sub validate_page {


sub start_scrollbox {	sub start_scrollbox {
my ($outerwidth,$width,$height,$id,$bgcolor)=@_;	my ($outerwidth,$width,$height,$id,$bgcolor,$cursor,$needjsready) = @_;
unless ($outerwidth) { $outerwidth='520px'; }	unless ($outerwidth) { $outerwidth='520px'; }
unless ($width) { $width='500px'; }	unless ($width) { $width='500px'; }
unless ($height) { $height='200px'; }	unless ($height) { $height='200px'; }
my ($table_id,$div_id,$tdcol);	my ($table_id,$div_id,$tdcol);
if ($id ne '') {	if ($id ne '') {
$table_id = " id='table_$id'";	$table_id = ' id="table_'.$id.'"';
$div_id = " id='div_$id'";	$div_id = ' id="div_'.$id.'"';
}	}
if ($bgcolor ne '') {	if ($bgcolor ne '') {
$tdcol = "background-color: $bgcolor;";	$tdcol = "background-color: $bgcolor;";
}	}
	my $nicescroll_js;
	if ($env{'browser.mobile'}) {
	$nicescroll_js = &nicescroll_javascript('div_'.$id,$cursor,$needjsready);
	}
return <<"END";	return <<"END";
<table style="width: $outerwidth; border: 1px solid none;"$table_id><tr><td style="width: $width;$tdcol"><div style="overflow:auto; width:$width; height: $height;"$div_id>	$nicescroll_js

	<table style="width: $outerwidth; border: 1px solid none;"$table_id><tr><td style="width: $width;$tdcol">
	<div style="overflow:auto; width:$width; height:$height;"$div_id>
END	END
}	}

Line 7907 sub end_scrollbox {	Line 8003 sub end_scrollbox {
return '</div></td></tr></table>';	return '</div></td></tr></table>';
}	}

	sub nicescroll_javascript {
	my ($id,$cursor,$needjsready,$framecheck,$location) = @_;
	my %options;
	if (ref($cursor) eq 'HASH') {
	%options = %{$cursor};
	}
	unless ($options{'railalign'} =~ /^left\|right$/) {
	$options{'railalign'} = 'left';
	}
	unless ($options{'cursorcolor'} =~ /^\#\w+$/) {
	my $function = &get_users_function();
	$options{'cursorcolor'} = &designparm($function.'.sidebg',$env{'request.role.domain'});
	unless ($options{'cursorcolor'} =~ /^\#\w+$/) {
	$options{'cursorcolor'} = '#00F';
	}
	}
	if ($options{'cursoropacity'} =~ /^[\d.]+$/) {
	unless ($options{'cursoropacity'} >= 0.0 && $options{'cursoropacity'} <=1.0) {
	$options{'cursoropacity'}='1.0';
	}
	} else {
	$options{'cursoropacity'}='1.0';
	}
	if ($options{'cursorfixedheight'} eq 'none') {
	delete($options{'cursorfixedheight'});
	} else {
	unless ($options{'cursorfixedheight'} =~ /^\d+$/) { $options{'cursorfixedheight'}='50'; }
	}
	unless ($options{'railoffset'} =~ /^{[\w\:\d\-,]+}$/) {
	delete($options{'railoffset'});
	}
	my @niceoptions;
	while (my($key,$value) = each(%options)) {
	if ($value =~ /^\{.+\}$/) {
	push(@niceoptions,$key.':'.$value);
	} else {
	push(@niceoptions,$key.':"'.$value.'"');
	}
	}
	my $nicescroll_js = '
	$(document).ready(
	function() {
	$("#'.$id.'").niceScroll({'.join(',',@niceoptions).'});
	}
	);
	';
	if ($framecheck) {
	$nicescroll_js .= '
	function expand_div(caller) {
	if (top === self) {
	document.getElementById("'.$id.'").style.width = "auto";
	document.getElementById("'.$id.'").style.height = "auto";
	} else {
	try {
	if (parent.frames) {
	if (parent.frames.length > 1) {
	var framesrc = parent.frames[1].location.href;
	var currsrc = framesrc.replace(/\#.*$/,"");
	if ((caller == "search") \|\| (currsrc == "'.$location.'")) {
	document.getElementById("'.$id.'").style.width = "auto";
	document.getElementById("'.$id.'").style.height = "auto";
	}
	}
	}
	} catch (e) {
	return;
	}
	}
	return;
	}
	';
	}
	if ($needjsready) {
	$nicescroll_js = '
	<script type="text/javascript">'."\n".$nicescroll_js."\n</script>\n";
	} else {
	$nicescroll_js = &Apache::lonhtmlcommon::scripttag($nicescroll_js);
	}
	return $nicescroll_js;
	}

sub simple_error_page {	sub simple_error_page {
my ($r,$title,$msg) = @_;	my ($r,$title,$msg,$args) = @_;
	if (ref($args) eq 'HASH') {
	if (!$args->{'no_auto_mt_msg'}) { $msg = &mt($msg); }
	} else {
	$msg = &mt($msg);
	}

my $page =	my $page =
&Apache::loncommon::start_page($title).	&Apache::loncommon::start_page($title).
'<p class="LC_error">'.&mt($msg).'</p>'.	'<p class="LC_error">'.$msg.'</p>'.
&Apache::loncommon::end_page();	&Apache::loncommon::end_page();
if (ref($r)) {	if (ref($r)) {
$r->print($page);	$r->print($page);
Line 8204 sub get_sections {	Line 8387 sub get_sections {
my %sectioncount;	my %sectioncount;
my $now = time;	my $now = time;

if (!defined($possible_roles) \|\| (grep(/^st$/,@$possible_roles))) {	my $check_students = 1;
	my $only_students = 0;
	if (ref($possible_roles) eq 'ARRAY') {
	if (grep(/^st$/,@{$possible_roles})) {
	if (@{$possible_roles} == 1) {
	$only_students = 1;
	}
	} else {
	$check_students = 0;
	}
	}

	if ($check_students) {
my ($classlist) = &Apache::loncoursedata::get_classlist($cdom,$cnum);	my ($classlist) = &Apache::loncoursedata::get_classlist($cdom,$cnum);
my $sec_index = &Apache::loncoursedata::CL_SECTION();	my $sec_index = &Apache::loncoursedata::CL_SECTION();
my $status_index = &Apache::loncoursedata::CL_STATUS();	my $status_index = &Apache::loncoursedata::CL_STATUS();
Line 8231 sub get_sections {	Line 8426 sub get_sections {
}	}
}	}
}	}
	if ($only_students) {
	return %sectioncount;
	}
my %courseroles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);	my %courseroles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
foreach my $user (sort(keys(%courseroles))) {	foreach my $user (sort(keys(%courseroles))) {
if ($user !~ /^(\w{2})/) { next; }	if ($user !~ /^(\w{2})/) { next; }
Line 8378 sub get_course_users {	Line 8576 sub get_course_users {
active => 'Active',	active => 'Active',
future => 'Future',	future => 'Future',
);	);
my %nothide;	my (%nothide,@possdoms);
if ($hidepriv) {	if ($hidepriv) {
my %coursehash=&Apache::lonnet::coursedescription($cdom.'_'.$cnum);	my %coursehash=&Apache::lonnet::coursedescription($cdom.'_'.$cnum);
foreach my $user (split(/\s\,\s/,$coursehash{'nothideprivileged'})) {	foreach my $user (split(/\s\,\s/,$coursehash{'nothideprivileged'})) {
Line 8388 sub get_course_users {	Line 8586 sub get_course_users {
$nothide{$user} = 1;	$nothide{$user} = 1;
}	}
}	}
	my @possdoms = ($cdom);
	if ($coursehash{'checkforpriv'}) {
	push(@possdoms,split(/,/,$coursehash{'checkforpriv'}));
	}
}	}
foreach my $person (sort(keys(%coursepersonnel))) {	foreach my $person (sort(keys(%coursepersonnel))) {
my $match = 0;	my $match = 0;
Line 8423 sub get_course_users {	Line 8625 sub get_course_users {
}	}
if ($uname ne '' && $udom ne '') {	if ($uname ne '' && $udom ne '') {
if ($hidepriv) {	if ($hidepriv) {
if ((&Apache::lonnet::privileged($uname,$udom)) &&	if ((&Apache::lonnet::privileged($uname,$udom,\@possdoms)) &&
(!$nothide{$uname.':'.$udom})) {	(!$nothide{$uname.':'.$udom})) {
next;	next;
}	}
Line 8511 sub get_user_info {	Line 8713 sub get_user_info {

=item * &get_user_quota()	=item * &get_user_quota()

Retrieves quota assigned for storage of portfolio files for a user	Retrieves quota assigned for storage of user files.
	Default is to report quota for portfolio files.

Incoming parameters:	Incoming parameters:
1. user's username	1. user's username
2. user's domain	2. user's domain
	3. quota name - portfolio, author, or course
	(if no quota name provided, defaults to portfolio).
	4. crstype - official, unofficial, textbook or community, if quota name is
	course

Returns:	Returns:
1. Disk quota (in Mb) assigned to student.	1. Disk quota (in MB) assigned to student.
2. (Optional) Type of setting: custom or default	2. (Optional) Type of setting: custom or default
(individually assigned or default for user's	(individually assigned or default for user's
institutional status).	institutional status).
Line 8529 Returns:	Line 8736 Returns:

If a value has been stored in the user's environment,	If a value has been stored in the user's environment,
it will return that, otherwise it returns the maximal default	it will return that, otherwise it returns the maximal default
defined for the user's instituional status(es) in the domain.	defined for the user's institutional status(es) in the domain.

=cut	=cut

Line 8537 defined for the user's instituional stat	Line 8744 defined for the user's instituional stat


sub get_user_quota {	sub get_user_quota {
my ($uname,$udom) = @_;	my ($uname,$udom,$quotaname,$crstype) = @_;
my ($quota,$quotatype,$settingstatus,$defquota);	my ($quota,$quotatype,$settingstatus,$defquota);
if (!defined($udom)) {	if (!defined($udom)) {
$udom = $env{'user.domain'};	$udom = $env{'user.domain'};
Line 8552 sub get_user_quota {	Line 8759 sub get_user_quota {
$defquota = 0;	$defquota = 0;
} else {	} else {
my $inststatus;	my $inststatus;
if ($udom eq $env{'user.domain'} && $uname eq $env{'user.name'}) {	if ($quotaname eq 'course') {
$quota = $env{'environment.portfolioquota'};	if (($env{'course.'.$udom.'_'.$uname.'.num'} eq $uname) &&
$inststatus = $env{'environment.inststatus'};	($env{'course.'.$udom.'_'.$uname.'.domain'} eq $udom)) {
} else {	$quota = $env{'course.'.$udom.'_'.$uname.'.internal.uploadquota'};
my %userenv =	} else {
&Apache::lonnet::get('environment',['portfolioquota',	my %cenv = &Apache::lonnet::coursedescription("$udom/$uname");
'inststatus'],$udom,$uname);	$quota = $cenv{'internal.uploadquota'};
my ($tmp) = keys(%userenv);	}
if ($tmp !~ /^(con_lost\|error\|no_such_host)/i) {
$quota = $userenv{'portfolioquota'};
$inststatus = $userenv{'inststatus'};
} else {
undef(%userenv);
}
}
($defquota,$settingstatus) = &default_quota($udom,$inststatus);
if ($quota eq '') {
$quota = $defquota;
$quotatype = 'default';
} else {	} else {
$quotatype = 'custom';	if ($udom eq $env{'user.domain'} && $uname eq $env{'user.name'}) {
	if ($quotaname eq 'author') {
	$quota = $env{'environment.authorquota'};
	} else {
	$quota = $env{'environment.portfolioquota'};
	}
	$inststatus = $env{'environment.inststatus'};
	} else {
	my %userenv =
	&Apache::lonnet::get('environment',['portfolioquota',
	'authorquota','inststatus'],$udom,$uname);
	my ($tmp) = keys(%userenv);
	if ($tmp !~ /^(con_lost\|error\|no_such_host)/i) {
	if ($quotaname eq 'author') {
	$quota = $userenv{'authorquota'};
	} else {
	$quota = $userenv{'portfolioquota'};
	}
	$inststatus = $userenv{'inststatus'};
	} else {
	undef(%userenv);
	}
	}
	}
	if ($quota eq '' \|\| wantarray) {
	if ($quotaname eq 'course') {
	my %domdefs = &Apache::lonnet::get_domain_defaults($udom);
	if (($crstype eq 'official') \|\| ($crstype eq 'unofficial') \|\|
	($crstype eq 'community') \|\| ($crstype eq 'textbook')) {
	$defquota = $domdefs{$crstype.'quota'};
	}
	if ($defquota eq '') {
	$defquota = 500;
	}
	} else {
	($defquota,$settingstatus) = &default_quota($udom,$inststatus,$quotaname);
	}
	if ($quota eq '') {
	$quota = $defquota;
	$quotatype = 'default';
	} else {
	$quotatype = 'custom';
	}
}	}
}	}
if (wantarray) {	if (wantarray) {
Line 8592 Retrieves default quota assigned for sto	Line 8830 Retrieves default quota assigned for sto
given an (optional) user's institutional status.	given an (optional) user's institutional status.

Incoming parameters:	Incoming parameters:

1. domain	1. domain
2. (Optional) institutional status(es). This is a : separated list of	2. (Optional) institutional status(es). This is a : separated list of
status types (e.g., faculty, staff, student etc.)	status types (e.g., faculty, staff, student etc.)
which apply to the user for whom the default is being retrieved.	which apply to the user for whom the default is being retrieved.
If the institutional status string in undefined, the domain	If the institutional status string in undefined, the domain
default quota will be returned.	default quota will be returned.
	3. quota name - portfolio, author, or course
	(if no quota name provided, defaults to portfolio).

Returns:	Returns:
1. Default disk quota (in Mb) for user portfolios in the domain.
	1. Default disk quota (in MB) for user portfolios in the domain.
2. (Optional) institutional type which determined the value of the	2. (Optional) institutional type which determined the value of the
default quota.	default quota.

If a value has been stored in the domain's configuration db,	If a value has been stored in the domain's configuration db,
it will return that, otherwise it returns 20 (for backwards	it will return that, otherwise it returns 20 (for backwards
compatibility with domains which have not set up a configuration	compatibility with domains which have not set up a configuration
db file; the original statically defined portfolio quota was 20 Mb).	db file; the original statically defined portfolio quota was 20 MB).

If the user's status includes multiple types (e.g., staff and student),	If the user's status includes multiple types (e.g., staff and student),
the largest default quota which applies to the user determines the	the largest default quota which applies to the user determines the
default quota returned.	default quota returned.

=back

=cut	=cut

###############################################	###############################################


sub default_quota {	sub default_quota {
my ($udom,$inststatus) = @_;	my ($udom,$inststatus,$quotaname) = @_;
my ($defquota,$settingstatus);	my ($defquota,$settingstatus);
my %quotahash = &Apache::lonnet::get_dom('configuration',	my %quotahash = &Apache::lonnet::get_dom('configuration',
['quotas'],$udom);	['quotas'],$udom);
	my $key = 'defaultquota';
	if ($quotaname eq 'author') {
	$key = 'authorquota';
	}
if (ref($quotahash{'quotas'}) eq 'HASH') {	if (ref($quotahash{'quotas'}) eq 'HASH') {
if ($inststatus ne '') {	if ($inststatus ne '') {
my @statuses = map { &unescape($_); } split(/:/,$inststatus);	my @statuses = map { &unescape($_); } split(/:/,$inststatus);
foreach my $item (@statuses) {	foreach my $item (@statuses) {
if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {	if (ref($quotahash{'quotas'}{$key}) eq 'HASH') {
if ($quotahash{'quotas'}{'defaultquota'}{$item} ne '') {	if ($quotahash{'quotas'}{$key}{$item} ne '') {
if ($defquota eq '') {	if ($defquota eq '') {
$defquota = $quotahash{'quotas'}{'defaultquota'}{$item};	$defquota = $quotahash{'quotas'}{$key}{$item};
$settingstatus = $item;	$settingstatus = $item;
} elsif ($quotahash{'quotas'}{'defaultquota'}{$item} > $defquota) {	} elsif ($quotahash{'quotas'}{$key}{$item} > $defquota) {
$defquota = $quotahash{'quotas'}{'defaultquota'}{$item};	$defquota = $quotahash{'quotas'}{$key}{$item};
$settingstatus = $item;	$settingstatus = $item;
}	}
}	}
} else {	} elsif ($key eq 'defaultquota') {
if ($quotahash{'quotas'}{$item} ne '') {	if ($quotahash{'quotas'}{$item} ne '') {
if ($defquota eq '') {	if ($defquota eq '') {
$defquota = $quotahash{'quotas'}{$item};	$defquota = $quotahash{'quotas'}{$item};
Line 8653 sub default_quota {	Line 8897 sub default_quota {
}	}
}	}
if ($defquota eq '') {	if ($defquota eq '') {
if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {	if (ref($quotahash{'quotas'}{$key}) eq 'HASH') {
$defquota = $quotahash{'quotas'}{'defaultquota'}{'default'};	$defquota = $quotahash{'quotas'}{$key}{'default'};
} else {	} elsif ($key eq 'defaultquota') {
$defquota = $quotahash{'quotas'}{'default'};	$defquota = $quotahash{'quotas'}{'default'};
}	}
$settingstatus = 'default';	$settingstatus = 'default';
	if ($defquota eq '') {
	if ($quotaname eq 'author') {
	$defquota = 500;
	}
	}
}	}
} else {	} else {
$settingstatus = 'default';	$settingstatus = 'default';
$defquota = 20;	if ($quotaname eq 'author') {
	$defquota = 500;
	} else {
	$defquota = 20;
	}
}	}
if (wantarray) {	if (wantarray) {
return ($defquota,$settingstatus);	return ($defquota,$settingstatus);
Line 8671 sub default_quota {	Line 8924 sub default_quota {
}	}
}	}

	###############################################

	=pod

	=item * &excess_filesize_warning()

	Returns warning message if upload of file to authoring space, or copying
	of existing file within authoring space will cause quota for the authoring
	space to be exceeded.

	Same, if upload of a file directly to a course/community via Course Editor
	will cause quota for uploaded content for the course to be exceeded.

	Inputs: 7
	1. username or coursenum
	2. domain
	3. context ('author' or 'course')
	4. filename of file for which action is being requested
	5. filesize (kB) of file
	6. action being taken: copy or upload.
	7. quotatype (in course context -- official, unofficial, community or textbook).

	Returns: 1 scalar: HTML to display containing warning if quota would be exceeded,
	otherwise return null.

	=back

	=cut

	sub excess_filesize_warning {
	my ($uname,$udom,$context,$filename,$filesize,$action,$quotatype) = @_;
	my $current_disk_usage = 0;
	my $disk_quota = &get_user_quota($uname,$udom,$context,$quotatype); #expressed in MB
	if ($context eq 'author') {
	my $authorspace = $Apache::lonnet::perlvar{'lonDocRoot'}."/priv/$udom/$uname";
	$current_disk_usage = &Apache::lonnet::diskusage($udom,$uname,$authorspace);
	} else {
	foreach my $subdir ('docs','supplemental') {
	$current_disk_usage += &Apache::lonnet::diskusage($udom,$uname,"userfiles/$subdir",1);
	}
	}
	$disk_quota = int($disk_quota * 1000);
	if (($current_disk_usage + $filesize) > $disk_quota) {
	return '<p><span class="LC_warning">'.
	&mt("Unable to $action [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.",
	'<span class="LC_filename">'.$filename.'</span>',$filesize).'</span>'.
	'<br />'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',
	$disk_quota,$current_disk_usage).
	'</p>';
	}
	return;
	}

	###############################################




sub get_secgrprole_info {	sub get_secgrprole_info {
my ($cdom,$cnum,$needroles,$type) = @_;	my ($cdom,$cnum,$needroles,$type) = @_;
my %sections_count = &get_sections($cdom,$cnum);	my %sections_count = &get_sections($cdom,$cnum);
Line 9510 sub ask_for_embedded_content {	Line 9821 sub ask_for_embedded_content {
my $numexisting = 0;	my $numexisting = 0;
my $numunused = 0;	my $numunused = 0;
my ($output,$upload_output,$toplevel,$url,$udom,$uname,$getpropath,$cdom,$cnum,	my ($output,$upload_output,$toplevel,$url,$udom,$uname,$getpropath,$cdom,$cnum,
$fileloc,$filename,$delete_output,$modify_output,$title,$symb,$path);	$fileloc,$filename,$delete_output,$modify_output,$title,$symb,$path,$navmap);
my $heading = &mt('Upload embedded files');	my $heading = &mt('Upload embedded files');
my $buttontext = &mt('Upload');	my $buttontext = &mt('Upload');

my $navmap;
if ($env{'request.course.id'}) {	if ($env{'request.course.id'}) {
$navmap = Apache::lonnavmaps::navmap->new();	if ($actionurl eq '/adm/dependencies') {
	$navmap = Apache::lonnavmaps::navmap->new();
	}
	$cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
	$cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
}	}
if (($actionurl eq '/adm/portfolio') \|\| ($actionurl eq '/adm/coursegrp_portfolio')) {	if (($actionurl eq '/adm/portfolio') \|\|
	($actionurl eq '/adm/coursegrp_portfolio')) {
my $current_path='/';	my $current_path='/';
if ($env{'form.currentpath'}) {	if ($env{'form.currentpath'}) {
$current_path = $env{'form.currentpath'};	$current_path = $env{'form.currentpath'};
}	}
if ($actionurl eq '/adm/coursegrp_portfolio') {	if ($actionurl eq '/adm/coursegrp_portfolio') {
$udom = $env{'course.'.$env{'request.course.id'}.'.domain'};	$udom = $cdom;
$uname = $env{'course.'.$env{'request.course.id'}.'.num'};	$uname = $cnum;
$url = '/userfiles/groups/'.$env{'form.group'}.'/portfolio';	$url = '/userfiles/groups/'.$env{'form.group'}.'/portfolio';
} else {	} else {
$udom = $env{'user.domain'};	$udom = $env{'user.domain'};
Line 9549 sub ask_for_embedded_content {	Line 9864 sub ask_for_embedded_content {
$toplevel = $url;	$toplevel = $url;
if ($args->{'context'} eq 'paste') {	if ($args->{'context'} eq 'paste') {
($cdom,$cnum) = ($url =~ m{^\Q/uploaded/\E($match_domain)/($match_courseid)/});	($cdom,$cnum) = ($url =~ m{^\Q/uploaded/\E($match_domain)/($match_courseid)/});
($path) =	($path) =
($toplevel =~ m{^(\Q/uploaded/$cdom/$cnum/\E(?:docs\|supplemental)/(?:default\|\d+)/\d+)/});	($toplevel =~ m{^(\Q/uploaded/$cdom/$cnum/\E(?:docs\|supplemental)/(?:default\|\d+)/\d+)/});
$fileloc = &Apache::lonnet::filelocation('',$toplevel);	$fileloc = &Apache::lonnet::filelocation('',$toplevel);
$fileloc =~ s{^/}{};	$fileloc =~ s{^/}{};
}	}
}	}
} elsif ($actionurl eq '/adm/dependencies') {	} elsif ($actionurl eq '/adm/dependencies') {
if ($env{'request.course.id'} ne '') {	if ($env{'request.course.id'} ne '') {
$cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
$cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
if (ref($args) eq 'HASH') {	if (ref($args) eq 'HASH') {
$url = $args->{'docs_url'};	$url = $args->{'docs_url'};
$title = $args->{'docs_title'};	$title = $args->{'docs_title'};
$toplevel = "/$url";	$toplevel = $url;
	unless ($toplevel =~ m{^/}) {
	$toplevel = "/$url";
	}
($rem) = ($toplevel =~ m{^(.+/)[^/]+$});	($rem) = ($toplevel =~ m{^(.+/)[^/]+$});
($path) =	if ($toplevel =~ m{^(\Q/uploaded/$cdom/$cnum/portfolio/syllabus\E)}) {
($toplevel =~ m{^(\Q/uploaded/$cdom/$cnum/\E(?:docs\|supplemental)/(?:default\|\d+)/\d+)/});	$path = $1;
	} else {
	($path) =
	($toplevel =~ m{^(\Q/uploaded/$cdom/$cnum/\E(?:docs\|supplemental)/(?:default\|\d+)/\d+)/});
	}
$fileloc = &Apache::lonnet::filelocation('',$toplevel);	$fileloc = &Apache::lonnet::filelocation('',$toplevel);
$fileloc =~ s{^/}{};	$fileloc =~ s{^/}{};
($filename) = ($fileloc =~ m{.+/([^/]+)$});	($filename) = ($fileloc =~ m{.+/([^/]+)$});
$heading = &mt('Status of dependencies in [_1]',"$title ($filename)");	$heading = &mt('Status of dependencies in [_1]',"$title ($filename)");
}	}
}	}
}	} elsif ($actionurl eq "/public/$cdom/$cnum/syllabus") {
my $now = time();	$udom = $cdom;
foreach my $embed_file (keys(%{$allfiles})) {	$uname = $cnum;
my $absolutepath;	$url = "/uploaded/$cdom/$cnum/portfolio/syllabus";
	$toplevel = $url;
	$path = $url;
	$fileloc = &Apache::lonnet::filelocation('',$toplevel).'/';
	$fileloc =~ s{^/}{};
	}
	foreach my $file (keys(%{$allfiles})) {
	my $embed_file;
	if (($path eq "/uploaded/$cdom/$cnum/portfolio/syllabus") && ($file =~ m{^\Q$path/\E(.+)$})) {
	$embed_file = $1;
	} else {
	$embed_file = $file;
	}
	my ($absolutepath,$cleaned_file);
if ($embed_file =~ m{^\w+://}) {	if ($embed_file =~ m{^\w+://}) {
$newfiles{$embed_file} = 1;	$cleaned_file = $embed_file;
$mapping{$embed_file} = $embed_file;	$newfiles{$cleaned_file} = 1;
	$mapping{$cleaned_file} = $embed_file;
} else {	} else {
	$cleaned_file = &clean_path($embed_file);
if ($embed_file =~ m{^/}) {	if ($embed_file =~ m{^/}) {
$absolutepath = $embed_file;	$absolutepath = $embed_file;
$embed_file =~ s{^(/+)}{};
}	}
if ($embed_file =~ m{/}) {	if ($cleaned_file =~ m{/}) {
my ($path,$fname) = ($embed_file =~ m{^(.+)/([^/]*)$});	my ($path,$fname) = ($cleaned_file =~ m{^(.+)/([^/]*)$});
$path = &check_for_traversal($path,$url,$toplevel);	$path = &check_for_traversal($path,$url,$toplevel);
my $item = $fname;	my $item = $fname;
if ($path ne '') {	if ($path ne '') {
Line 9602 sub ask_for_embedded_content {	Line 9936 sub ask_for_embedded_content {
} else {	} else {
$dependencies{$embed_file} = 1;	$dependencies{$embed_file} = 1;
if ($absolutepath) {	if ($absolutepath) {
$mapping{$embed_file} = $absolutepath;	$mapping{$cleaned_file} = $absolutepath;
} else {	} else {
$mapping{$embed_file} = $embed_file;	$mapping{$cleaned_file} = $embed_file;
}	}
}	}
}	}
Line 9612 sub ask_for_embedded_content {	Line 9946 sub ask_for_embedded_content {
my $dirptr = 16384;	my $dirptr = 16384;
foreach my $path (keys(%subdependencies)) {	foreach my $path (keys(%subdependencies)) {
$currsubfile{$path} = {};	$currsubfile{$path} = {};
if (($actionurl eq '/adm/portfolio') \|\| ($actionurl eq '/adm/coursegrp_portfolio')) {	if (($actionurl eq '/adm/portfolio') \|\|
	($actionurl eq '/adm/coursegrp_portfolio')) {
my ($sublistref,$listerror) =	my ($sublistref,$listerror) =
&Apache::lonnet::dirlist($url.$path,$udom,$uname,$getpropath);	&Apache::lonnet::dirlist($url.$path,$udom,$uname,$getpropath);
if (ref($sublistref) eq 'ARRAY') {	if (ref($sublistref) eq 'ARRAY') {
Line 9628 sub ask_for_embedded_content {	Line 9963 sub ask_for_embedded_content {
}	}
} elsif (($actionurl eq '/adm/dependencies') \|\|	} elsif (($actionurl eq '/adm/dependencies') \|\|
(($actionurl eq '/adm/coursedocs') && (ref($args) eq 'HASH') &&	(($actionurl eq '/adm/coursedocs') && (ref($args) eq 'HASH') &&
($args->{'context'} eq 'paste'))) {	($args->{'context'} eq 'paste')) \|\|
	($actionurl eq "/public/$cdom/$cnum/syllabus")) {
if ($env{'request.course.id'} ne '') {	if ($env{'request.course.id'} ne '') {
my ($dir) = ($fileloc =~ m{^(.+/)[^/]+$});	my $dir;
	if ($actionurl eq "/public/$cdom/$cnum/syllabus") {
	$dir = $fileloc;
	} else {
	($dir) = ($fileloc =~ m{^(.+/)[^/]+$});
	}
if ($dir ne '') {	if ($dir ne '') {
my ($sublistref,$listerror) =	my ($sublistref,$listerror) =
&Apache::lonnet::dirlist($dir.$path,$cdom,$cnum,$getpropath,undef,'/');	&Apache::lonnet::dirlist($dir.$path,$cdom,$cnum,$getpropath,undef,'/');
Line 9678 sub ask_for_embedded_content {	Line 10019 sub ask_for_embedded_content {
}	}
}	}
my %currfile;	my %currfile;
if (($actionurl eq '/adm/portfolio') \|\| ($actionurl eq '/adm/coursegrp_portfolio')) {	if (($actionurl eq '/adm/portfolio') \|\|
	($actionurl eq '/adm/coursegrp_portfolio')) {
my ($dirlistref,$listerror) =	my ($dirlistref,$listerror) =
&Apache::lonnet::dirlist($url,$udom,$uname,$getpropath);	&Apache::lonnet::dirlist($url,$udom,$uname,$getpropath);
if (ref($dirlistref) eq 'ARRAY') {	if (ref($dirlistref) eq 'ARRAY') {
Line 9694 sub ask_for_embedded_content {	Line 10036 sub ask_for_embedded_content {
}	}
} elsif (($actionurl eq '/adm/dependencies') \|\|	} elsif (($actionurl eq '/adm/dependencies') \|\|
(($actionurl eq '/adm/coursedocs') && (ref($args) eq 'HASH') &&	(($actionurl eq '/adm/coursedocs') && (ref($args) eq 'HASH') &&
($args->{'context'} eq 'paste'))) {	($args->{'context'} eq 'paste')) \|\|
	($actionurl eq "/public/$cdom/$cnum/syllabus")) {
if ($env{'request.course.id'} ne '') {	if ($env{'request.course.id'} ne '') {
my ($dir) = ($fileloc =~ m{^(.+/)[^/]+$});	my ($dir) = ($fileloc =~ m{^(.+/)[^/]+$});
if ($dir ne '') {	if ($dir ne '') {
Line 9729 sub ask_for_embedded_content {	Line 10072 sub ask_for_embedded_content {
($file eq $filename.'.bak') \|\|	($file eq $filename.'.bak') \|\|
($dependencies{$file})) {	($dependencies{$file})) {
if ($actionurl eq '/adm/dependencies') {	if ($actionurl eq '/adm/dependencies') {
next if (($rem ne '') &&	unless ($toplevel =~ m{^\Q/uploaded/$cdom/$cnum/portfolio/syllabus\E}) {
(($env{"httpref.$rem".$file} ne '') \|\|	next if (($rem ne '') &&
(ref($navmap) &&	(($env{"httpref.$rem".$file} ne '') \|\|
(($navmap->getResourceByUrl($rem.$file) ne '') \|\|	(ref($navmap) &&
(($file =~ /^(.*\.s?html?)\.bak$/i) &&	(($navmap->getResourceByUrl($rem.$file) ne '') \|\|
($navmap->getResourceByUrl($rem.$1)))))));	(($file =~ /^(.*\.s?html?)\.bak$/i) &&
	($navmap->getResourceByUrl($rem.$1)))))));
	}
}	}
$unused{$file} = 1;	$unused{$file} = 1;
}	}
Line 9744 sub ask_for_embedded_content {	Line 10089 sub ask_for_embedded_content {
$counter = scalar(keys(%existing));	$counter = scalar(keys(%existing));
$numpathchg = scalar(keys(%pathchanges));	$numpathchg = scalar(keys(%pathchanges));
return ($output,$counter,$numpathchg,\%existing);	return ($output,$counter,$numpathchg,\%existing);
	} elsif (($actionurl eq "/public/$cdom/$cnum/syllabus") &&
	(ref($args) eq 'HASH') && ($args->{'context'} eq 'rewrites')) {
	$counter = scalar(keys(%existing));
	$numpathchg = scalar(keys(%pathchanges));
	return ($output,$counter,$numpathchg,\%existing,\%mapping);
}	}
foreach my $embed_file (sort {lc($a) cmp lc($b)} keys(%newfiles)) {	foreach my $embed_file (sort {lc($a) cmp lc($b)} keys(%newfiles)) {
if ($actionurl eq '/adm/dependencies') {	if ($actionurl eq '/adm/dependencies') {
next if ($embed_file =~ m{^\w+://});	next if ($embed_file =~ m{^\w+://});
}	}
$upload_output .= &start_data_table_row().	$upload_output .= &start_data_table_row().
'<td><img src="'.&icon($embed_file).'" /> '.	'<td valign="top"><img src="'.&icon($embed_file).'" /> '.
'<span class="LC_filename">'.$embed_file.'</span>';	'<span class="LC_filename">'.$embed_file.'</span>';
unless ($mapping{$embed_file} eq $embed_file) {	unless ($mapping{$embed_file} eq $embed_file) {
$upload_output .= '<br /><span class="LC_info" style="font-size:smaller;">'.&mt('changed from: [_1]',$mapping{$embed_file}).'</span>';	$upload_output .= '<br /><span class="LC_info" style="font-size:smaller;">'.
	&mt('changed from: [_1]',$mapping{$embed_file}).'</span>';
}	}
$upload_output .= '</td><td>';	$upload_output .= '</td>';
if ($args->{'ignore_remote_references'} && $embed_file =~ m{^\w+://}) {	if ($args->{'ignore_remote_references'} && $embed_file =~ m{^\w+://}) {
$upload_output.='<span class="LC_warning">'.&mt("URL points to other server.").'</span>';	$upload_output.='<td align="right">'.
	'<span class="LC_info LC_fontsize_medium">'.
	&mt("URL points to web address").'</span>';
$numremref++;	$numremref++;
} elsif ($args->{'error_on_invalid_names'}	} elsif ($args->{'error_on_invalid_names'}
&& $embed_file ne &Apache::lonnet::clean_filename($embed_file,{'keep_path' => 1,})) {	&& $embed_file ne &Apache::lonnet::clean_filename($embed_file,{'keep_path' => 1,})) {
$upload_output.='<span class="LC_warning">'.&mt('Invalid characters').'</span>';	$upload_output.='<td align="right"><span class="LC_warning">'.
	&mt('Invalid characters').'</span>';
$numinvalid++;	$numinvalid++;
} else {	} else {
$upload_output .= &embedded_file_element('upload_embedded',$counter,	$upload_output .= '<td>'.
	&embedded_file_element('upload_embedded',$counter,
$embed_file,\%mapping,	$embed_file,\%mapping,
$allfiles,$codebase,'upload');	$allfiles,$codebase,'upload');
$counter ++;	$counter ++;
Line 9793 sub ask_for_embedded_content {	Line 10148 sub ask_for_embedded_content {
$counter ++;	$counter ++;
} else {	} else {
$upload_output .= &start_data_table_row().	$upload_output .= &start_data_table_row().
'<td><span class="LC_filename">'.$embed_file.'</span></td>';	'<td valign="top"><img src="'.&icon($embed_file).'" /> '.
'<td><span class="LC_warning">'.&mt('Already exists').'</span></td>'.	'<span class="LC_filename">'.$embed_file.'</span></td>'.
	'<td align="right"><span class="LC_info LC_fontsize_medium">'.&mt('Already exists').'</span></td>'.
&Apache::loncommon::end_data_table_row()."\n";	&Apache::loncommon::end_data_table_row()."\n";
}	}
}	}
Line 9889 sub ask_for_embedded_content {	Line 10245 sub ask_for_embedded_content {
$output = '<b>'.&mt('Referenced files').'</b>:<br />';	$output = '<b>'.&mt('Referenced files').'</b>:<br />';
if ($applies > 1) {	if ($applies > 1) {
$output .=	$output .=
&mt('No files need to be uploaded, as one of the following applies to each reference:').'<ul>';	&mt('No dependencies need to be uploaded, as one of the following applies to each reference:').'<ul>';
if ($numremref) {	if ($numremref) {
$output .= '<li>'.&mt('reference is to a URL which points to another server').'</li>'."\n";	$output .= '<li>'.&mt('reference is to a URL which points to another server').'</li>'."\n";
}	}
Line 9932 sub ask_for_embedded_content {	Line 10288 sub ask_for_embedded_content {
$chgcount ++;	$chgcount ++;
}	}
}	}
if ($counter) {	if (($counter) \|\| ($numunused)) {
if ($numpathchg) {	if ($numpathchg) {
$output .= '<input type ="hidden" name="number_pathchange_items" value="'.	$output .= '<input type ="hidden" name="number_pathchange_items" value="'.
$numpathchg.'" />'."\n";	$numpathchg.'" />'."\n";
Line 9945 sub ask_for_embedded_content {	Line 10301 sub ask_for_embedded_content {
} elsif ($actionurl eq '/adm/dependencies') {	} elsif ($actionurl eq '/adm/dependencies') {
$output .= '<input type="hidden" name="action" value="process_changes" />';	$output .= '<input type="hidden" name="action" value="process_changes" />';
}	}
$output .= '<input type ="submit" value="'.$buttontext.'" />'."\n".'</form>'."\n";	$output .= '<input type ="submit" value="'.$buttontext.'" />'."\n".'</form>'."\n";
} elsif ($numpathchg) {	} elsif ($numpathchg) {
my %pathchange = ();	my %pathchange = ();
$output .= &modify_html_form('pathchange',$actionurl,$state,\%pathchange,$pathchange_output);	$output .= &modify_html_form('pathchange',$actionurl,$state,\%pathchange,$pathchange_output);
if (($actionurl eq '/adm/portfolio') \|\| ($actionurl eq '/adm/coursegrp_portfolio')) {	if (($actionurl eq '/adm/portfolio') \|\| ($actionurl eq '/adm/coursegrp_portfolio')) {
$output .= '<p>'.&mt('or').'</p>';	$output .= '<p>'.&mt('or').'</p>';
}	}
}	}
return ($output,$counter,$numpathchg);	return ($output,$counter,$numpathchg);
}	}

	=pod

	=item * clean_path($name)

	Performs clean-up of directories, subdirectories and filename in an
	embedded object, referenced in an HTML file which is being uploaded
	to a course or portfolio, where
	"Upload embedded images/multimedia files if HTML file" checkbox was
	checked.

	Clean-up is similar to replacements in lonnet::clean_filename()
	except each / between sub-directory and next level is preserved.

	=cut

	sub clean_path {
	my ($embed_file) = @_;
	$embed_file =~s{^/+}{};
	my @contents;
	if ($embed_file =~ m{/}) {
	@contents = split(/\//,$embed_file);
	} else {
	@contents = ($embed_file);
	}
	my $lastidx = scalar(@contents)-1;
	for (my $i=0; $i<=$lastidx; $i++) {
	$contents[$i]=~s{\\}{/}g;
	$contents[$i]=~s/\s+/\_/g;
	$contents[$i]=~s{[^/\w\.\-]}{}g;
	if ($i == $lastidx) {
	$contents[$i]=~s/\.(\d+)(?=\.)/_$1/g;
	}
	}
	if ($lastidx > 0) {
	return join('/',@contents);
	} else {
	return $contents[0];
	}
	}

sub embedded_file_element {	sub embedded_file_element {
my ($context,$num,$embed_file,$mapping,$allfiles,$codebase,$type) = @_;	my ($context,$num,$embed_file,$mapping,$allfiles,$codebase,$type) = @_;
return unless ((ref($mapping) eq 'HASH') && (ref($allfiles) eq 'HASH') &&	return unless ((ref($mapping) eq 'HASH') && (ref($allfiles) eq 'HASH') &&
Line 10080 sub upload_embedded {	Line 10476 sub upload_embedded {
# Check if extension is valid	# Check if extension is valid
if (($fname =~ /\.(\w+)$/) &&	if (($fname =~ /\.(\w+)$/) &&
(&Apache::loncommon::fileembstyle($1) eq 'hdn')) {	(&Apache::loncommon::fileembstyle($1) eq 'hdn')) {
$output .= &mt('Invalid file extension ([_1]) - reserved for LONCAPA use - rename the file with a different extension and re-upload. ',$1).'<br />';	$output .= &mt('Invalid file extension ([_1]) - reserved for internal use.',$1)
	.' '.&mt('Rename the file with a different extension and re-upload.').'<br />';
next;	next;
} elsif (($fname =~ /\.(\w+)$/) &&	} elsif (($fname =~ /\.(\w+)$/) &&
(!defined(&Apache::loncommon::fileembstyle($1)))) {	(!defined(&Apache::loncommon::fileembstyle($1)))) {
$output .= &mt('Unrecognized file extension ([_1]) - rename the file with a proper extension and re-upload.',$1).'<br />';	$output .= &mt('Unrecognized file extension ([_1]) - rename the file with a proper extension and re-upload.',$1).'<br />';
next;	next;
} elsif ($fname=~/\.(\d+)\.(\w+)$/) {	} elsif ($fname=~/\.(\d+)\.(\w+)$/) {
$output .= &mt('File name not allowed - rename the file to remove the number immediately before the file extension([_1]) and re-upload.',$2).'<br />';	$output .= &mt('Filename not allowed - rename the file to remove the number immediately before the file extension([_1]) and re-upload.',$2).'<br />';
next;	next;
}	}
$env{'form.embedded_item_'.$i.'.filename'}=$fname;	$env{'form.embedded_item_'.$i.'.filename'}=$fname;
	my $subdir = $path;
	$subdir =~ s{/+$}{};
if ($context eq 'portfolio') {	if ($context eq 'portfolio') {
my $result;	my $result;
if ($state eq 'existingfile') {	if ($state eq 'existingfile') {
$result=	$result=
&Apache::lonnet::userfileupload('embedded_item_'.$i,'existingfile',	&Apache::lonnet::userfileupload('embedded_item_'.$i,'existingfile',
$dirpath.$env{'form.currentpath'}.$path);	$dirpath.$env{'form.currentpath'}.$subdir);
} else {	} else {
$result=	$result=
&Apache::lonnet::userfileupload('embedded_item_'.$i,'',	&Apache::lonnet::userfileupload('embedded_item_'.$i,'',
$dirpath.	$dirpath.
$env{'form.currentpath'}.$path);	$env{'form.currentpath'}.$subdir);
if ($result !~ m\|^/uploaded/\|) {	if ($result !~ m\|^/uploaded/\|) {
$output .= '<span class="LC_error">'	$output .= '<span class="LC_error">'
.&mt('An error occurred ([_1]) while trying to upload [_2] for embedded element [_3].'	.&mt('An error occurred ([_1]) while trying to upload [_2] for embedded element [_3].'
Line 10113 sub upload_embedded {	Line 10512 sub upload_embedded {
$path.$fname.'</span>').'<br />';	$path.$fname.'</span>').'<br />';
}	}
}	}
} elsif ($context eq 'coursedoc') {	} elsif (($context eq 'coursedoc') \|\| ($context eq 'syllabus')) {
	my $extendedsubdir = $dirpath.'/'.$subdir;
	$extendedsubdir =~ s{/+$}{};
my $result =	my $result =
&Apache::lonnet::userfileupload('embedded_item_'.$i,'coursedoc',	&Apache::lonnet::userfileupload('embedded_item_'.$i,$context,$extendedsubdir);
$dirpath.'/'.$path);
if ($result !~ m\|^/uploaded/\|) {	if ($result !~ m\|^/uploaded/\|) {
$output .= '<span class="LC_error">'	$output .= '<span class="LC_error">'
.&mt('An error occurred ([_1]) while trying to upload [_2] for embedded element [_3].'	.&mt('An error occurred ([_1]) while trying to upload [_2] for embedded element [_3].'
Line 10126 sub upload_embedded {	Line 10526 sub upload_embedded {
} else {	} else {
$output .= &mt('Uploaded [_1]','<span class="LC_filename">'.	$output .= &mt('Uploaded [_1]','<span class="LC_filename">'.
$path.$fname.'</span>').'<br />';	$path.$fname.'</span>').'<br />';
	if ($context eq 'syllabus') {
	&Apache::lonnet::make_public_indefinitely($result);
	}
}	}
} else {	} else {
# Save the file	# Save the file
Line 10257 sub modify_html_form {	Line 10660 sub modify_html_form {
}	}

sub modify_html_refs {	sub modify_html_refs {
my ($context,$dirpath,$uname,$udom,$dir_root) = @_;	my ($context,$dirpath,$uname,$udom,$dir_root,$url) = @_;
my $container;	my $container;
if ($context eq 'portfolio') {	if ($context eq 'portfolio') {
$container = $env{'form.container'};	$container = $env{'form.container'};
Line 10266 sub modify_html_refs {	Line 10669 sub modify_html_refs {
} elsif ($context eq 'manage_dependencies') {	} elsif ($context eq 'manage_dependencies') {
(undef,undef,$container) = &Apache::lonnet::decode_symb($env{'form.symb'});	(undef,undef,$container) = &Apache::lonnet::decode_symb($env{'form.symb'});
$container = "/$container";	$container = "/$container";
	} elsif ($context eq 'syllabus') {
	$container = $url;
} else {	} else {
$container = $Apache::lonnet::perlvar{'lonDocRoot'}.$env{'form.filename'};	$container = $Apache::lonnet::perlvar{'lonDocRoot'}.$env{'form.filename'};
}	}
my (%allfiles,%codebase,$output,$content);	my (%allfiles,%codebase,$output,$content);
my @changes = &get_env_multiple('form.namechange');	my @changes = &get_env_multiple('form.namechange');
unless (@changes > 0) {	unless ((@changes > 0) \|\| ($context eq 'syllabus')) {
if (wantarray) {	if (wantarray) {
return ('',0,0);	return ('',0,0);
} else {	} else {
Line 10279 sub modify_html_refs {	Line 10684 sub modify_html_refs {
}	}
}	}
if (($context eq 'portfolio') \|\| ($context eq 'coursedoc') \|\|	if (($context eq 'portfolio') \|\| ($context eq 'coursedoc') \|\|
($context eq 'manage_dependencies')) {	($context eq 'manage_dependencies') \|\| ($context eq 'syllabus')) {
unless ($container =~ m{^/uploaded/\Q$udom\E/\Q$uname\E/}) {	unless ($container =~ m{^/uploaded/\Q$udom\E/\Q$uname\E/}) {
if (wantarray) {	if (wantarray) {
return ('',0,0);	return ('',0,0);
Line 10335 sub modify_html_refs {	Line 10740 sub modify_html_refs {
if ($content =~ m{($attrib_regexp\s=\s['"]?)\Q$ref\E(['"]?)}) {	if ($content =~ m{($attrib_regexp\s=\s['"]?)\Q$ref\E(['"]?)}) {
my $numchg = ($content =~ s{($attrib_regexp\s=\s['"]?)\Q$ref\E(['"]?)}{$1$newname$2}gi);	my $numchg = ($content =~ s{($attrib_regexp\s=\s['"]?)\Q$ref\E(['"]?)}{$1$newname$2}gi);
$count += $numchg;	$count += $numchg;
	$allfiles{$newname} = $allfiles{$ref};
	delete($allfiles{$ref});
}	}
if ($env{'form.embedded_codebase_'.$i} ne '') {	if ($env{'form.embedded_codebase_'.$i} ne '') {
$codebase = &unescape($env{'form.embedded_codebase_'.$i});	$codebase = &unescape($env{'form.embedded_codebase_'.$i});
Line 10343 sub modify_html_refs {	Line 10750 sub modify_html_refs {
}	}
}	}
}	}
	my $skiprewrites;
if ($count \|\| $codebasecount) {	if ($count \|\| $codebasecount) {
my $saveresult;	my $saveresult;
if (($context eq 'portfolio') \|\| ($context eq 'coursedoc') \|\|	if (($context eq 'portfolio') \|\| ($context eq 'coursedoc') \|\|
($context eq 'manage_dependencies')) {	($context eq 'manage_dependencies') \|\| ($context eq 'syllabus')) {
my $url = &Apache::lonnet::store_edited_file($container,$content,$udom,$uname,\$saveresult);	my $url = &Apache::lonnet::store_edited_file($container,$content,$udom,$uname,\$saveresult);
if ($url eq $container) {	if ($url eq $container) {
my ($fname) = ($container =~ m{/([^/]+)$});	my ($fname) = ($container =~ m{/([^/]+)$});
Line 10359 sub modify_html_refs {	Line 10767 sub modify_html_refs {
'<span class="LC_filename">'.	'<span class="LC_filename">'.
$container.'</span>').'</p>';	$container.'</span>').'</p>';
}	}
	if ($context eq 'syllabus') {
	unless ($saveresult eq 'ok') {
	$skiprewrites = 1;
	}
	}
} else {	} else {
if (open(my $fh,">$container")) {	if (open(my $fh,">$container")) {
print $fh $content;	print $fh $content;
Line 10374 sub modify_html_refs {	Line 10787 sub modify_html_refs {
}	}
}	}
}	}
	if (($context eq 'syllabus') && (!$skiprewrites)) {
	my ($actionurl,$state);
	$actionurl = "/public/$udom/$uname/syllabus";
	my ($ignore,$num,$numpathchanges,$existing,$mapping) =
	&ask_for_embedded_content($actionurl,$state,\%allfiles,
	\%codebase,
	{'context' => 'rewrites',
	'ignore_remote_references' => 1,});
	if (ref($mapping) eq 'HASH') {
	my $rewrites = 0;
	foreach my $key (keys(%{$mapping})) {
	next if ($key =~ m{^https?://});
	my $ref = $mapping->{$key};
	my $newname = "/uploaded/$udom/$uname/portfolio/syllabus/$key";
	my $attrib;
	if (ref($allfiles{$mapping->{$key}}) eq 'ARRAY') {
	$attrib = join('\|',@{$allfiles{$mapping->{$key}}});
	}
	if ($content =~ m{($attrib\s=\s['"]?)\Q$ref\E(['"]?)}) {
	my $numchg = ($content =~ s{($attrib\s=\s['"]?)\Q$ref\E(['"]?)}{$1$newname$2}gi);
	$rewrites += $numchg;
	}
	}
	if ($rewrites) {
	my $saveresult;
	my $url = &Apache::lonnet::store_edited_file($container,$content,$udom,$uname,\$saveresult);
	if ($url eq $container) {
	my ($fname) = ($container =~ m{/([^/]+)$});
	$output .= '<p>'.&mt('Rewrote [quant,_1,link] as [quant,_1,absolute link] in [_2].',
	$count,'<span class="LC_filename">'.
	$fname.'</span>').'</p>';
	} else {
	$output .= '<p class="LC_error">'.
	&mt('Error: could not update links in [_1].',
	'<span class="LC_filename">'.
	$container.'</span>').'</p>';

	}
	}
	}
	}
} else {	} else {
&logthis('Failed to parse '.$container.	&logthis('Failed to parse '.$container.
' to modify references: '.$parse_result);	' to modify references: '.$parse_result);
Line 10581 sub decompress_form {	Line 11035 sub decompress_form {
}	}
}	}
if ($mimetype =~ m{^application/(x\-)?(compressed\|zip)}) {	if ($mimetype =~ m{^application/(x\-)?(compressed\|zip)}) {
my @camtasia = ("$topdir/","$topdir/index.html",	my @camtasia6 = ("$topdir/","$topdir/index.html",
"$topdir/media/",	"$topdir/media/",
"$topdir/media/$topdir.mp4",	"$topdir/media/$topdir.mp4",
"$topdir/media/FirstFrame.png",	"$topdir/media/FirstFrame.png",
"$topdir/media/player.swf",	"$topdir/media/player.swf",
"$topdir/media/swfobject.js",	"$topdir/media/swfobject.js",
"$topdir/media/expressInstall.swf");	"$topdir/media/expressInstall.swf");
my @diffs = &compare_arrays(\@paths,\@camtasia);	my @camtasia8 = ("$topdir/","$topdir/$topdir.html",
	"$topdir/$topdir.mp4",
	"$topdir/$topdir\_config.xml",
	"$topdir/$topdir\_controller.swf",
	"$topdir/$topdir\_embed.css",
	"$topdir/$topdir\_First_Frame.png",
	"$topdir/$topdir\_player.html",
	"$topdir/$topdir\_Thumbnails.png",
	"$topdir/playerProductInstall.swf",
	"$topdir/scripts/",
	"$topdir/scripts/config_xml.js",
	"$topdir/scripts/handlebars.js",
	"$topdir/scripts/jquery-1.7.1.min.js",
	"$topdir/scripts/jquery-ui-1.8.15.custom.min.js",
	"$topdir/scripts/modernizr.js",
	"$topdir/scripts/player-min.js",
	"$topdir/scripts/swfobject.js",
	"$topdir/skins/",
	"$topdir/skins/configuration_express.xml",
	"$topdir/skins/express_show/",
	"$topdir/skins/express_show/player-min.css",
	"$topdir/skins/express_show/spritesheet.png");
	my @diffs = &compare_arrays(\@paths,\@camtasia6);
if (@diffs == 0) {	if (@diffs == 0) {
$is_camtasia = 1;	$is_camtasia = 6;
	} else {
	@diffs = &compare_arrays(\@paths,\@camtasia8);
	if (@diffs == 0) {
	$is_camtasia = 8;
	}
}	}
}	}
my $output;	my $output;
Line 10602 sub decompress_form {	Line 11083 sub decompress_form {
function camtasiaToggle() {	function camtasiaToggle() {
for (var i=0; i<document.uploaded_decompress.autoextract_camtasia.length; i++) {	for (var i=0; i<document.uploaded_decompress.autoextract_camtasia.length; i++) {
if (document.uploaded_decompress.autoextract_camtasia[i].checked) {	if (document.uploaded_decompress.autoextract_camtasia[i].checked) {
if (document.uploaded_decompress.autoextract_camtasia[i].value == 1) {	if (document.uploaded_decompress.autoextract_camtasia[i].value == $is_camtasia) {

document.getElementById('camtasia_titles').style.display='block';	document.getElementById('camtasia_titles').style.display='block';
} else {	} else {
Line 10665 ENDCAM	Line 11146 ENDCAM
if ($is_camtasia) {	if ($is_camtasia) {
$output .= $lt{'auto'}.'<br />'.	$output .= $lt{'auto'}.'<br />'.
'<span class="LC_nobreak">'.$lt{'proa'}.'<label>'.	'<span class="LC_nobreak">'.$lt{'proa'}.'<label>'.
'<input type="radio" name="autoextract_camtasia" value="1" onclick="javascript:camtasiaToggle();" checked="checked" />'.	'<input type="radio" name="autoextract_camtasia" value="'.$is_camtasia.'" onclick="javascript:camtasiaToggle();" checked="checked" />'.
$lt{'yes'}.'</label> <label>'.	$lt{'yes'}.'</label> <label>'.
'<input type="radio" name="autoextract_camtasia" value="0" onclick="javascript:camtasiaToggle();" />'.	'<input type="radio" name="autoextract_camtasia" value="0" onclick="javascript:camtasiaToggle();" />'.
$lt{'no'}.'</label></span><br />'.	$lt{'no'}.'</label></span><br />'.
Line 10789 sub process_decompression {	Line 11270 sub process_decompression {
my ($docudom,$docuname,$file,$destination,$dir_root,$hiddenelem) = @_;	my ($docudom,$docuname,$file,$destination,$dir_root,$hiddenelem) = @_;
my ($dir,$error,$warning,$output);	my ($dir,$error,$warning,$output);
if ($file !~ /\.(zip\|tar\|bz2\|gz\|tar.gz\|tar.bz2\|tgz)$/) {	if ($file !~ /\.(zip\|tar\|bz2\|gz\|tar.gz\|tar.bz2\|tgz)$/) {
$error = &mt('File name not a supported archive file type.').	$error = &mt('Filename not a supported archive file type.').
'<br />'.&mt('File name should end with one of: [_1].',	'<br />'.&mt('Filename should end with one of: [_1].',
'.zip, .tar, .bz2, .gz, .tar.gz, .tar.bz2, .tgz');	'.zip, .tar, .bz2, .gz, .tar.gz, .tar.bz2, .tgz');
} else {	} else {
my $docuhome = &Apache::lonnet::homeserver($docuname,$docudom);	my $docuhome = &Apache::lonnet::homeserver($docuname,$docudom);
Line 10898 sub process_decompression {	Line 11379 sub process_decompression {
\%titles,\%children);	\%titles,\%children);
}	}
if ($env{'form.autoextract_camtasia'}) {	if ($env{'form.autoextract_camtasia'}) {
	my $version = $env{'form.autoextract_camtasia'};
my %displayed;	my %displayed;
my $total = 1;	my $total = 1;
$env{'form.archive_directory'} = [];	$env{'form.archive_directory'} = [];
Line 10916 sub process_decompression {	Line 11398 sub process_decompression {
$env{'form.archive_'.$i} = 'display';	$env{'form.archive_'.$i} = 'display';
$env{'form.archive_title_'.$i} = $env{'form.camtasia_foldername'};	$env{'form.archive_title_'.$i} = $env{'form.camtasia_foldername'};
$displayed{'folder'} = $i;	$displayed{'folder'} = $i;
} elsif ($item eq "$contents[0]/index.html") {	} elsif ((($item eq "$contents[0]/index.html") && ($version == 6)) \|\|
	(($item eq "$contents[0]/$contents[0]".'.html') && ($version == 8))) {
$env{'form.archive_'.$i} = 'display';	$env{'form.archive_'.$i} = 'display';
$env{'form.archive_title_'.$i} = $env{'form.camtasia_moviename'};	$env{'form.archive_title_'.$i} = $env{'form.camtasia_moviename'};
$displayed{'web'} = $i;	$displayed{'web'} = $i;
} else {	} else {
if ($item eq "$contents[0]/media") {	if ((($item eq "$contents[0]/media") && ($version == 6)) \|\|
	((($item eq "$contents[0]/scripts") \|\| ($item eq "$contents[0]/skins") \|\|
	($item eq "$contents[0]/skins/express_show")) && ($version == 8))) {
push(@{$env{'form.archive_directory'}},$i);	push(@{$env{'form.archive_directory'}},$i);
}	}
$env{'form.archive_'.$i} = 'dependency';	$env{'form.archive_'.$i} = 'dependency';
Line 11366 sub process_extracted_files {	Line 11851 sub process_extracted_files {
$folders{'0'} = $items[-2];	$folders{'0'} = $items[-2];
if ($env{'form.folderpath'} =~ /\:1$/) {	if ($env{'form.folderpath'} =~ /\:1$/) {
$containers{'0'}='page';	$containers{'0'}='page';
} else {	} else {
$containers{'0'}='sequence';	$containers{'0'}='sequence';
}	}
}	}
Line 11486 sub process_extracted_files {	Line 11971 sub process_extracted_files {
}	}
}	}
} else {	} else {
$warning .= &mt('Item extracted from archive: [_1] has unexpected path.',$path).'<br />';	$warning .= &mt('Item extracted from archive: [_1] has unexpected path.',$path).'<br />';
}	}
}	}
for (my $i=1; $i<=$numitems; $i++) {	for (my $i=1; $i<=$numitems; $i++) {
Line 11508 sub process_extracted_files {	Line 11993 sub process_extracted_files {
}	}
if ($itemidx eq '') {	if ($itemidx eq '') {
$itemidx = 0;	$itemidx = 0;
}	}
if (grep(/^\Q$referrer{$i}\E$/,@archdirs)) {	if (grep(/^\Q$referrer{$i}\E$/,@archdirs)) {
if ($mapinner{$referrer{$i}}) {	if ($mapinner{$referrer{$i}}) {
$fullpath = "$prefix$dir/$docstype/$mapinner{$referrer{$i}}";	$fullpath = "$prefix$dir/$docstype/$mapinner{$referrer{$i}}";
Line 11555 sub process_extracted_files {	Line 12040 sub process_extracted_files {
$showpath = "$relpath/$title";	$showpath = "$relpath/$title";
} else {	} else {
$showpath = "/$title";	$showpath = "/$title";
}	}
$result .= '<li>'.&mt('[_1] included as a dependency',$showpath).'</li>'."\n";	$result .= '<li>'.&mt('[_1] included as a dependency',$showpath).'</li>'."\n";
}	}
unless ($ishome) {	unless ($ishome) {
my $fetch = "$fullpath/$title";	my $fetch = "$fullpath/$title";
$fetch =~ s/^\Q$prefix$dir\E//;	$fetch =~ s/^\Q$prefix$dir\E//;
$prompttofetch{$fetch} = 1;	$prompttofetch{$fetch} = 1;
}	}
}	}
Line 11570 sub process_extracted_files {	Line 12055 sub process_extracted_files {
$path,$env{'form.archive_content_'.$referrer{$i}}).'<br />';	$path,$env{'form.archive_content_'.$referrer{$i}}).'<br />';
}	}
} else {	} else {
$warning .= &mt('Item extracted from archive: [_1] has unexpected path.',$path).'<br />';	$warning .= &mt('Item extracted from archive: [_1] has unexpected path.',$path).'<br />';
}	}
}	}
if (keys(%todelete)) {	if (keys(%todelete)) {
Line 11648 sub cleanup_empty_dirs {	Line 12133 sub cleanup_empty_dirs {

=pod	=pod

=item &get_folder_hierarchy()	=item * &get_folder_hierarchy()

Provides hierarchy of names of folders/sub-folders containing the current	Provides hierarchy of names of folders/sub-folders containing the current
item,	item,
Line 11676 sub get_folder_hierarchy {	Line 12161 sub get_folder_hierarchy {
my @pcs = split(/,/,$pcslist);	my @pcs = split(/,/,$pcslist);
foreach my $pc (@pcs) {	foreach my $pc (@pcs) {
if ($pc == 1) {	if ($pc == 1) {
push(@pathitems,&mt('Main Course Documents'));	push(@pathitems,&mt('Main Content'));
} else {	} else {
my $res = $navmap->getByMapPc($pc);	my $res = $navmap->getByMapPc($pc);
if (ref($res)) {	if (ref($res)) {
Line 11691 sub get_folder_hierarchy {	Line 12176 sub get_folder_hierarchy {
}	}
if ($showitem) {	if ($showitem) {
if ($mapres->{ID} eq '0.0') {	if ($mapres->{ID} eq '0.0') {
push(@pathitems,&mt('Main Course Documents'));	push(@pathitems,&mt('Main Content'));
} else {	} else {
my $maptitle = $mapres->compTitle();	my $maptitle = $mapres->compTitle();
$maptitle =~ s/\W+/_/g;	$maptitle =~ s/\W+/_/g;
Line 11758 sub get_turnedin_filepath {	Line 12243 sub get_turnedin_filepath {
my $title = $res->compTitle();	my $title = $res->compTitle();
$title =~ s/\W+/_/g;	$title =~ s/\W+/_/g;
if ($title ne '') {	if ($title ne '') {
	if (($pc > 1) && (length($title) > 12)) {
	$title = substr($title,0,12);
	}
push(@pathitems,$title);	push(@pathitems,$title);
}	}
}	}
Line 11766 sub get_turnedin_filepath {	Line 12254 sub get_turnedin_filepath {
my $maptitle = $mapres->compTitle();	my $maptitle = $mapres->compTitle();
$maptitle =~ s/\W+/_/g;	$maptitle =~ s/\W+/_/g;
if ($maptitle ne '') {	if ($maptitle ne '') {
	if (length($maptitle) > 12) {
	$maptitle = substr($maptitle,0,12);
	}
push(@pathitems,$maptitle);	push(@pathitems,$maptitle);
}	}
unless ($env{'request.state'} eq 'construct') {	unless ($env{'request.state'} eq 'construct') {
Line 11806 sub get_turnedin_filepath {	Line 12297 sub get_turnedin_filepath {
$restitle = time;	$restitle = time;
}	}
}	}
	if (length($restitle) > 12) {
	$restitle = substr($restitle,0,12);
	}
push(@pathitems,$restitle);	push(@pathitems,$restitle);
$path .= join('/',@pathitems);	$path .= join('/',@pathitems);
}	}
Line 12743 sub restore_settings {	Line 13237 sub restore_settings {

=item * &build_recipient_list()	=item * &build_recipient_list()

Build recipient lists for five types of e-mail:	Build recipient lists for following types of e-mail:
(a) Error Reports, (b) Package Updates, (c) lonstatus warnings/errors	(a) Error Reports, (b) Package Updates, (c) lonstatus warnings/errors
(d) Help requests, (e) Course requests needing approval, generated by	(d) Help requests, (e) Course requests needing approval, (f) loncapa
lonerrorhandler.pm, CHECKRPMS, loncron, lonsupportreq.pm and	module change checking, student/employee ID conflict checks, as
loncoursequeueadmin.pm respectively.	generated by lonerrorhandler.pm, CHECKRPMS, loncron,
	lonsupportreq.pm, loncoursequeueadmin.pm, searchcat.pl respectively.

Inputs:	Inputs:
defmail (scalar - email address of default recipient),	defmail (scalar - email address of default recipient),
mailing type (scalar - errormail, packagesmail, or helpdeskmail),	mailing type (scalar: errormail, packagesmail, helpdeskmail,
	requestsmail, updatesmail, or idconflictsmail).

defdom (domain for which to retrieve configuration settings),	defdom (domain for which to retrieve configuration settings),

origmail (scalar - email address of recipient from loncapa.conf,	origmail (scalar - email address of recipient from loncapa.conf,
i.e., predates configuration by DC via domainprefs.pm	i.e., predates configuration by DC via domainprefs.pm

Line 12948 sub extract_categories {	Line 13446 sub extract_categories {

=pod	=pod

=item *&recurse_categories()	=item * &recurse_categories()

Recursively used to generate breadcrumb trails for course categories.	Recursively used to generate breadcrumb trails for course categories.

Line 13019 sub recurse_categories {	Line 13517 sub recurse_categories {

=pod	=pod

=item *&assign_categories_table()	=item * &assign_categories_table()

Create a datatable for display of hierarchical categories in a domain,	Create a datatable for display of hierarchical categories in a domain,
with checkboxes to allow a course to be categorized.	with checkboxes to allow a course to be categorized.
Line 13096 sub assign_categories_table {	Line 13594 sub assign_categories_table {

=pod	=pod

=item *&assign_category_rows()	=item * &assign_category_rows()

Create a datatable row for display of nested categories in a domain,	Create a datatable row for display of nested categories in a domain,
with checkboxes to allow a course to be categorized,called recursively.	with checkboxes to allow a course to be categorized,called recursively.
Line 13130 sub assign_category_rows {	Line 13628 sub assign_category_rows {
if (ref($cats->[$depth]{$parent}) eq 'ARRAY') {	if (ref($cats->[$depth]{$parent}) eq 'ARRAY') {
my $numchildren = @{$cats->[$depth]{$parent}};	my $numchildren = @{$cats->[$depth]{$parent}};
my $css_class = $itemcount%2?' class="LC_odd_row"':'';	my $css_class = $itemcount%2?' class="LC_odd_row"':'';
$text .= '<td><table class="LC_datatable">';	$text .= '<td><table class="LC_data_table">';
for (my $j=0; $j<$numchildren; $j++) {	for (my $j=0; $j<$numchildren; $j++) {
$name = $cats->[$depth]{$parent}[$j];	$name = $cats->[$depth]{$parent}[$j];
$item = &escape($name).':'.&escape($parent).':'.$depth;	$item = &escape($name).':'.&escape($parent).':'.$depth;
Line 13292 sub commit_studentrole {	Line 13790 sub commit_studentrole {
}	}
}	}
} else {	} else {
if ($secchange) {	if ($secchange) {
$$logmsg .= &mt('Error when attempting section change for [_1] from old section "[_2]" to new section: "[_3]" in course [_4] -error:',$uname,$oldsec,$sec,$cid).' '.$modify_section_result.$linefeed;	$$logmsg .= &mt('Error when attempting section change for [_1] from old section "[_2]" to new section: "[_3]" in course [_4] -error:',$uname,$oldsec,$sec,$cid).' '.$modify_section_result.$linefeed;
} else {	} else {
$$logmsg .= &mt('Error when attempting to modify role for [_1] for section: "[_2]" in course [_3] -error:',$uname,$sec,$cid).' '.$modify_section_result.$linefeed;	$$logmsg .= &mt('Error when attempting to modify role for [_1] for section: "[_2]" in course [_3] -error:',$uname,$sec,$cid).' '.$modify_section_result.$linefeed;
Line 13414 sub check_clone {	Line 13912 sub check_clone {
}	}

sub construct_course {	sub construct_course {
my ($args,$logmsg,$courseid,$crsudom,$crsunum,$udom,$uname,$context,$cnum,$category) = @_;	my ($args,$logmsg,$courseid,$crsudom,$crsunum,$udom,$uname,$context,$cnum,$category,$coderef) = @_;
my $outcome;	my $outcome;
my $linefeed = '<br />'."\n";	my $linefeed = '<br />'."\n";
if ($context eq 'auto') {	if ($context eq 'auto') {
Line 13510 sub construct_course {	Line 14008 sub construct_course {
'pch.users.denied',	'pch.users.denied',
'plc.users.denied',	'plc.users.denied',
'hidefromcat',	'hidefromcat',
'categories'],	'checkforpriv',
	'categories',
	'internal.uniquecode'],
$$crsudom,$$crsunum);	$$crsudom,$$crsunum);
	if ($args->{'textbook'}) {
	$cenv{'internal.textbook'} = $args->{'textbook'};
	}
}	}

#	#
Line 13566 sub construct_course {	Line 14069 sub construct_course {
# do not hide course coordinator from staff listing,	# do not hide course coordinator from staff listing,
# even if privileged	# even if privileged
$cenv{'nothideprivileged'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};	$cenv{'nothideprivileged'}=$args->{'ccuname'}.':'.$args->{'ccdomain'};
	# add course coordinator's domain to domains to check for privileged users
	# if different to course domain
	if ($$crsudom ne $args->{'ccdomain'}) {
	$cenv{'checkforpriv'} = $args->{'ccdomain'};
	}
# add crosslistings	# add crosslistings
if ($args->{'crsxlist'}) {	if ($args->{'crsxlist'}) {
$cenv{'internal.crosslistings'}='';	$cenv{'internal.crosslistings'}='';
Line 13690 sub construct_course {	Line 14198 sub construct_course {
}	}
}	}

	#
	# generate and store uniquecode (available to course requester), if course should have one.
	#
	if ($args->{'uniquecode'}) {
	my ($code,$error) = &make_unique_code($$crsudom,$$crsunum);
	if ($code) {
	$cenv{'internal.uniquecode'} = $code;
	my %crsinfo =
	&Apache::lonnet::courseiddump($$crsudom,'.',1,'.','.',$$crsunum,undef,undef,'.');
	if (ref($crsinfo{$$crsudom.'_'.$$crsunum}) eq 'HASH') {
	$crsinfo{$$crsudom.'_'.$$crsunum}{'uniquecode'} = $code;
	my $putres = &Apache::lonnet::courseidput($$crsudom,\%crsinfo,$crsuhome,'notime');
	}
	if (ref($coderef)) {
	$$coderef = $code;
	}
	}
	}

if ($args->{'disresdis'}) {	if ($args->{'disresdis'}) {
$cenv{'pch.roles.denied'}='st';	$cenv{'pch.roles.denied'}='st';
}	}
Line 13758 sub construct_course {	Line 14285 sub construct_course {
return (1,$outcome);	return (1,$outcome);
}	}

	sub make_unique_code {
	my ($cdom,$cnum) = @_;
	# get lock on uniquecodes db
	my $lockhash = {
	$cnum."\0".'uniquecodes' => $env{'user.name'}.
	':'.$env{'user.domain'},
	};
	my $tries = 0;
	my $gotlock = &Apache::lonnet::newput_dom('uniquecodes',$lockhash,$cdom);
	my ($code,$error);

	while (($gotlock ne 'ok') && ($tries<3)) {
	$tries ++;
	sleep 1;
	$gotlock = &Apache::lonnet::newput_dom('uniquecodes',$lockhash,$cdom);
	}
	if ($gotlock eq 'ok') {
	my %currcodes = &Apache::lonnet::dump_dom('uniquecodes',$cdom);
	my $gotcode;
	my $attempts = 0;
	while ((!$gotcode) && ($attempts < 100)) {
	$code = &generate_code();
	if (!exists($currcodes{$code})) {
	$gotcode = 1;
	unless (&Apache::lonnet::newput_dom('uniquecodes',{ $code => $cnum },$cdom) eq 'ok') {
	$error = 'nostore';
	}
	}
	$attempts ++;
	}
	my @del_lock = ($cnum."\0".'uniquecodes');
	my $dellockoutcome = &Apache::lonnet::del_dom('uniquecodes',\@del_lock,$cdom);
	} else {
	$error = 'nolock';
	}
	return ($code,$error);
	}

	sub generate_code {
	my $code;
	my @letts = qw(B C D G H J K M N P Q R S T V W X Z);
	for (my $i=0; $i<6; $i++) {
	my $lettnum = int (rand 2);
	my $item = '';
	if ($lettnum) {
	$item = $letts[int( rand(18) )];
	} else {
	$item = 1+int( rand(8) );
	}
	$code .= $item;
	}
	return $code;
	}

############################################################	############################################################
############################################################	############################################################

Line 13785 sub group_term {	Line 14366 sub group_term {
}	}

sub course_types {	sub course_types {
my @types = ('official','unofficial','community');	my @types = ('official','unofficial','community','textbook');
my %typename = (	my %typename = (
official => 'Official course',	official => 'Official course',
unofficial => 'Unofficial course',	unofficial => 'Unofficial course',
community => 'Community',	community => 'Community',
	textbook => 'Textbook course',
);	);
return (\@types,\%typename);	return (\@types,\%typename);
}	}
Line 13922 sub init_user_environment {	Line 14504 sub init_user_environment {
# ------------------------------------ Check browser type and MathML capability	# ------------------------------------ Check browser type and MathML capability

my ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,	my ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
$clientunicode,$clientos) = &decode_user_agent($r);	$clientunicode,$clientos,$clientmobile,$clientinfo) = &decode_user_agent($r);

# ------------------------------------------------------------- Get environment	# ------------------------------------------------------------- Get environment

Line 13953 sub init_user_environment {	Line 14535 sub init_user_environment {
"browser.mathml" => $clientmathml,	"browser.mathml" => $clientmathml,
"browser.unicode" => $clientunicode,	"browser.unicode" => $clientunicode,
"browser.os" => $clientos,	"browser.os" => $clientos,
	"browser.mobile" => $clientmobile,
	"browser.info" => $clientinfo,
"server.domain" => $Apache::lonnet::perlvar{'lonDefDomain'},	"server.domain" => $Apache::lonnet::perlvar{'lonDefDomain'},
"request.course.fn" => '',	"request.course.fn" => '',
"request.course.uri" => '',	"request.course.uri" => '',
Line 13972 sub init_user_environment {	Line 14556 sub init_user_environment {
$env{'browser.interface'}=$form->{'interface'};	$env{'browser.interface'}=$form->{'interface'};
}	}

	if ($form->{'iptoken'}) {
	my $lonhost = $r->dir_config('lonHostID');
	$initial_env{"user.noloadbalance"} = $lonhost;
	$env{'user.noloadbalance'} = $lonhost;
	}

my %is_adv = ( is_adv => $env{'user.adv'} );	my %is_adv = ( is_adv => $env{'user.adv'} );
my %domdef;	my %domdef;
unless ($domain eq 'public') {	unless ($domain eq 'public') {
Line 13984 sub init_user_environment {	Line 14574 sub init_user_environment {
undef,\%userenv,\%domdef,\%is_adv);	undef,\%userenv,\%domdef,\%is_adv);
}	}

foreach my $crstype ('official','unofficial','community') {	foreach my $crstype ('official','unofficial','community','textbook') {
$userenv{'canrequest.'.$crstype} =	$userenv{'canrequest.'.$crstype} =
&Apache::lonnet::usertools_access($username,$domain,$crstype,	&Apache::lonnet::usertools_access($username,$domain,$crstype,
'reload','requestcourses',	'reload','requestcourses',
Line 13998 sub init_user_environment {	Line 14588 sub init_user_environment {
my %reqauthor = &Apache::lonnet::get('requestauthor',['author_status','author'],	my %reqauthor = &Apache::lonnet::get('requestauthor',['author_status','author'],
$domain,$username);	$domain,$username);
my $reqstatus = $reqauthor{'author_status'};	my $reqstatus = $reqauthor{'author_status'};
if ($reqstatus eq 'approval' \|\| $reqstatus eq 'approved') {	if ($reqstatus eq 'approval' \|\| $reqstatus eq 'approved') {
if (ref($reqauthor{'author'}) eq 'HASH') {	if (ref($reqauthor{'author'}) eq 'HASH') {
$userenv{'requestauthorqueued'} = $reqstatus.':'.	$userenv{'requestauthorqueued'} = $reqstatus.':'.
$reqauthor{'author'}{'timestamp'};	$reqauthor{'author'}{'timestamp'};
Line 14205 sub parse_supplemental_title {	Line 14795 sub parse_supplemental_title {
return $title;	return $title;
}	}

	sub recurse_supplemental {
	my ($cnum,$cdom,$suppmap,$numfiles,$errors) = @_;
	if ($suppmap) {
	my ($errtext,$fatal) = &LONCAPA::map::mapread('/uploaded/'.$cdom.'/'.$cnum.'/'.$suppmap);
	if ($fatal) {
	$errors ++;
	} else {
	if ($#LONCAPA::map::resources > 0) {
	foreach my $res (@LONCAPA::map::resources) {
	my ($title,$src,$ext,$type,$status)=split(/\:/,$res);
	if (($src ne '') && ($status eq 'res')) {
	if ($src =~ m{^\Q/uploaded/$cdom/$cnum/\E(supplemental_\d+\.sequence)$}) {
	($numfiles,$errors) = &recurse_supplemental($cnum,$cdom,$1,$numfiles,$errors);
	} else {
	$numfiles ++;
	}
	}
	}
	}
	}
	}
	return ($numfiles,$errors);
	}

sub symb_to_docspath {	sub symb_to_docspath {
my ($symb) = @_;	my ($symb) = @_;
return unless ($symb);	return unless ($symb);
Line 14234 sub symb_to_docspath {	Line 14848 sub symb_to_docspath {
my $thistitle = $res->title();	my $thistitle = $res->title();
$path .= '&'.	$path .= '&'.
&Apache::lonhtmlcommon::entity_encode($thisurl).'&'.	&Apache::lonhtmlcommon::entity_encode($thisurl).'&'.
&Apache::lonhtmlcommon::entity_encode($thistitle).	&escape($thistitle).
':'.$res->randompick().	':'.$res->randompick().
':'.$res->randomout().	':'.$res->randomout().
':'.$res->encrypted().	':'.$res->encrypted().
Line 14246 sub symb_to_docspath {	Line 14860 sub symb_to_docspath {
$path =~ s/^\&//;	$path =~ s/^\&//;
my $maptitle = $mapresobj->title();	my $maptitle = $mapresobj->title();
if ($mapurl eq 'default') {	if ($mapurl eq 'default') {
$maptitle = 'Main Course Documents';	$maptitle = 'Main Content';
}	}
$path .= (($path ne '')? '&' : '').	$path .= (($path ne '')? '&' : '').
&Apache::lonhtmlcommon::entity_encode($mapurl).'&'.	&Apache::lonhtmlcommon::entity_encode($mapurl).'&'.
&Apache::lonhtmlcommon::entity_encode($maptitle).	&escape($maptitle).
':'.$mapresobj->randompick().	':'.$mapresobj->randompick().
':'.$mapresobj->randomout().	':'.$mapresobj->randomout().
':'.$mapresobj->encrypted().	':'.$mapresobj->encrypted().
Line 14260 sub symb_to_docspath {	Line 14874 sub symb_to_docspath {
my $maptitle = &Apache::lonnet::gettitle($mapurl);	my $maptitle = &Apache::lonnet::gettitle($mapurl);
my $ispage = (($type eq 'page')? 1 : '');	my $ispage = (($type eq 'page')? 1 : '');
if ($mapurl eq 'default') {	if ($mapurl eq 'default') {
$maptitle = 'Main Course Documents';	$maptitle = 'Main Content';
}	}
$path = &Apache::lonhtmlcommon::entity_encode($mapurl).'&'.	$path = &Apache::lonhtmlcommon::entity_encode($mapurl).'&'.
&Apache::lonhtmlcommon::entity_encode($maptitle).':::::'.$ispage;	&escape($maptitle).':::::'.$ispage;
}	}
unless ($mapurl eq 'default') {	unless ($mapurl eq 'default') {
$path = 'default&'.	$path = 'default&'.
&Apache::lonhtmlcommon::entity_encode('Main Course Documents').	&escape('Main Content').
':::::&'.$path;	':::::&'.$path;
}	}
return $path;	return $path;
Line 14288 sub captcha_display {	Line 14902 sub captcha_display {
$error = 'recaptcha';	$error = 'recaptcha';
}	}
}	}
return ($output,$error);	return ($output,$error,$captcha);
}	}

sub captcha_response {	sub captcha_response {
Line 14364 sub create_captcha {	Line 14978 sub create_captcha {
if (-e $Apache::lonnet::perlvar{'lonCaptchaDir'}.'/'.$md5sum.'.png') {	if (-e $Apache::lonnet::perlvar{'lonCaptchaDir'}.'/'.$md5sum.'.png') {
$output = '<input type="hidden" name="crypt" value="'.$md5sum.'" />'."\n".	$output = '<input type="hidden" name="crypt" value="'.$md5sum.'" />'."\n".
&mt('Type in the letters/numbers shown below').' '.	&mt('Type in the letters/numbers shown below').' '.
'<input type="text" size="5" name="code" value="" /><br />'.	'<input type="text" size="5" name="code" value="" autocomplete="off" />'.
'<img src="'.$captcha_params{'www_output_dir'}.'/'.$md5sum.'.png" />';	'<br />'.
	'<img src="'.$captcha_params{'www_output_dir'}.'/'.$md5sum.'.png" alt="captcha" />';
last;	last;
}	}
}	}
Line 14406 sub check_captcha {	Line 15021 sub check_captcha {

sub create_recaptcha {	sub create_recaptcha {
my ($pubkey) = @_;	my ($pubkey) = @_;
	my $use_ssl;
	if ($ENV{'SERVER_PORT'} == 443) {
	$use_ssl = 1;
	}
my $captcha = Captcha::reCAPTCHA->new;	my $captcha = Captcha::reCAPTCHA->new;
return $captcha->get_options_setter({theme => 'white'})."\n".	return $captcha->get_options_setter({theme => 'white'})."\n".
$captcha->get_html($pubkey).	$captcha->get_html($pubkey,undef,$use_ssl).
&mt('If either word is hard to read, [_1] will replace them.',	&mt('If either word is hard to read, [_1] will replace them.',
'<image src="/res/adm/pages/refresh.gif" alt="reCAPTCHA refresh" />').	'<img src="/res/adm/pages/refresh.gif" alt="reCAPTCHA refresh" />').
'<br /><br />';	'<br /><br />';
}	}

Line 14431 sub check_recaptcha {	Line 15050 sub check_recaptcha {
return $captcha_chk;	return $captcha_chk;
}	}

	sub emailusername_info {
	my @fields = ('firstname','lastname','institution','web','location','officialemail');
	my %titles = &Apache::lonlocal::texthash (
	lastname => 'Last Name',
	firstname => 'First Name',
	institution => 'School/college/university',
	location => "School's city, state/province, country",
	web => "School's web address",
	officialemail => 'E-mail address at institution (if different)',
	);
	return (\@fields,\%titles);
	}

	sub cleanup_html {
	my ($incoming) = @_;
	my $outgoing;
	if ($incoming ne '') {
	$outgoing = $incoming;
	$outgoing =~ s/;/;/g;
	$outgoing =~ s/\#/#/g;
	$outgoing =~ s/\&/&/g;
	$outgoing =~ s/</</g;
	$outgoing =~ s/>/>/g;
	$outgoing =~ s/\(/&#040/g;
	$outgoing =~ s/\)/)/g;
	$outgoing =~ s/"/"/g;
	$outgoing =~ s/'/'/g;
	$outgoing =~ s/\$/$/g;
	$outgoing =~ s{/}{/}g;
	$outgoing =~ s/=/=/g;
	$outgoing =~ s/\\/\/g
	}
	return $outgoing;
	}

	# Use:
	# my $answer=reply("encrypt:passwd:$udom:$uname:$upass",$tryserver);
	#
	##################################################
	# password associated functions #
	##################################################
	sub des_keys {
	# Make a new key for DES encryption.
	# Each key has two parts which are returned separately.
	# Please note: Each key must be passed through the &hex function
	# before it is output to the web browser. The hex versions cannot
	# be used to decrypt.
	my @hexstr=('0','1','2','3','4','5','6','7',
	'8','9','a','b','c','d','e','f');
	my $lkey='';
	for (0..7) {
	$lkey.=$hexstr[rand(15)];
	}
	my $ukey='';
	for (0..7) {
	$ukey.=$hexstr[rand(15)];
	}
	return ($lkey,$ukey);
	}

	sub des_decrypt {
	my ($key,$cyphertext) = @_;
	my $keybin=pack("H16",$key);
	my $cypher;
	if ($Crypt::DES::VERSION>=2.03) {
	$cypher=new Crypt::DES $keybin;
	} else {
	$cypher=new DES $keybin;
	}
	my $plaintext=
	$cypher->decrypt(unpack("a8",pack("H16",substr($cyphertext,0,16))));
	$plaintext.=
	$cypher->decrypt(unpack("a8",pack("H16",substr($cyphertext,16,16))));
	$plaintext=substr($plaintext,1,ord(substr($plaintext,0,1)) );
	return $plaintext;
	}

=pod	=pod

=back	=back

FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>

Removed from v.1.1075.2.32
changed lines
	Added in v.1.1177