.')
'.
+ &Apache::loncommon::help_open_topic('About_Bombs');
+ }
+ }
+ return '';
+}
+
+##############################################
+##############################################
+
+sub recent_filename {
+ my $area=shift;
+ return 'nohist_recent_'.&escape($area);
+}
- my $selected = 0;
- foreach my $sequence (split(':',$data->{'orderedSequences'})) {
- $Str .= '';
- $Str .= 'Course: '; - $Str .= $ENV{'course.'.$ENV{'request.course.id'}.'.description'}; - $Str .= ' | '."\n";
- $Str .= ' ';
- $Str .= ' |
',
+ $hashref);
+ $links=&htmltag('li',$links);
+ }
+ $links.= join "",
+ map {
+ $faq = $_->{'faq'} if (exists($_->{'faq'}));
+ $bug = $_->{'bug'} if (exists($_->{'bug'}));
+ $help = $_->{'help'} if (exists($_->{'help'}));
+
+ my $result = $_->{no_mt} ? $_->{text} : &mt($_->{text});
+
+ if ($_->{href}){
+ $result = &htmltag( 'a', $result,
+ { href => $_->{href},
+ title => $_->{no_mt} ? $_->{title} : &mt($_->{title}),
+ target => $_->{target}, });
+ }
+
+ $result = &htmltag( 'li', "$result $crumbsymbol");
+ } @Crumbs;
+
+ #should the last Element be translated?
+
+ my $lasttext = $last->{'no_mt'} ? $last->{'text'}
+ : mt( $last->{'text'} );
+
+ # last breadcrumb is the first order heading of a page
+ # for course breadcrumbs it's just bold
+
+ if ($lasttext ne '') {
+ $links .= &htmltag( 'li', htmltag($CourseBreadcrumbs ? 'b' : 'h1',
+ $lasttext), {title => $lasttext});
+ }
- for(my $index=0; $index<(scalar @$headings); $index++) {
- my $currentHeading=$headings->[$index];
- if($format eq 'preformatted') {
- my @dataLength=split(//,$currentHeading);
- my $length=scalar @dataLength;
- $formatting = (' 'x
- ($data->{$keyID->[$index].':columnWidth'}-$length));
+ my $icons = '';
+ $faq = $last->{'faq'} if (exists($last->{'faq'}));
+ $bug = $last->{'bug'} if (exists($last->{'bug'}));
+ $help = $last->{'help'} if (exists($last->{'help'}));
+ $component_help=($component_help?$component_help:$help);
+# if ($faq ne '') {
+# $icons .= &Apache::loncommon::help_open_faq($faq);
+# }
+# if ($bug ne '') {
+# $icons .= &Apache::loncommon::help_open_bug($bug);
+# }
+ if ($faq ne '' || $component_help ne '' || $bug ne '') {
+ $icons .= &Apache::loncommon::help_open_menu($component,
+ $component_help,
+ $faq,$bug,'','','','',
+ $links_target);
+ }
+ if ($topic_help && $topic_help_text) {
+ $icons .= ' '.&Apache::loncommon::help_open_topic($topic_help,&mt($topic_help_text),'',
+ undef,600,'',$links_target);
+ }
+ #
+
+
+ if ($links ne '') {
+ unless ($CourseBreadcrumbs) {
+ $links = &htmltag('ol', $links, { id => "LC_MenuBreadcrumbs" });
+ } else {
+ $links = &htmltag('ul', $links, { class => "LC_CourseBreadcrumbs" });
+ }
}
- my $linkdata=$keyID->[$index];
- my $tempString = $displayString;
- $tempString =~ s/LINKDATA/$linkdata/;
- $tempString =~ s/DISPLAYDATA/$currentHeading/;
- $tempString =~ s/FORMATTING/$formatting/;
- $Str .= $tempString;
+ if (($component) || ($topic_help && $topic_help_text)) {
+ $links = &htmltag('span',
+ ( $no_mt ? $component : mt($component) ).
+ ( $icons ? $icons : '' ),
+ { class => 'LC_breadcrumbs_component' } )
+ .$links
+;
+ }
+ my $nav_and_tools = 0;
+ foreach my $item ('navigation','tools') {
+ if (ref($tools{$item}) eq 'ARRAY') {
+ $nav_and_tools += scalar(@{$tools{$item}})
+ }
+ }
+ if (($links ne '') || ($nav_and_tools)) {
+ &render_tools(\$links);
+ $links = &htmltag('div', $links,
+ { id => "LC_breadcrumbs" }) unless ($CourseBreadcrumbs) ;
+ }
+ my $adv_tools = 0;
+ if (ref($tools{'advtools'}) eq 'ARRAY') {
+ $adv_tools = scalar(@{$tools{'advtools'}});
+ }
+ if (($links ne '') || ($adv_tools)) {
+ &render_advtools(\$links);
+ }
+
+ # Return the @Crumbs stack to what we started with
+ push(@Crumbs,$last);
+ shift(@Crumbs);
+
+
+ # Return the breadcrumb's line
+
+
+
+ return "$links";
}
- return $Str;
+ sub clear_breadcrumbs {
+ undef(@Crumbs);
+ undef(%tools);
+ }
+
+ sub add_breadcrumb {
+ push(@Crumbs,@_);
+ }
+
+=item &add_breadcrumb_tool($category, $html)
+
+Adds $html to $category of the breadcrumb toolbar container.
+
+$html is usually a link to a page that invokes a function on the currently
+displayed data (e.g. print when viewing a problem)
+
+=over
+
+=item Currently there are 3 possible values for $category:
+
+=over
+
+=item navigation
+left of breadcrumbs line
+
+=item tools
+remaining items in right of breadcrumbs line
+
+=item advtools
+advanced tools shown in a separate box below breadcrumbs line
+
+=back
+
+=back
+
+returns: nothing
+
+=cut
+
+ sub add_breadcrumb_tool {
+ my ($category, @html) = @_;
+ return unless @html;
+ if (!keys(%tools)) {
+ %tools = ( navigation => [], tools => [], advtools => []);
+ }
+
+ #this cleans data received from lonmenu::innerregister
+ @html = grep {defined $_ && $_ ne ''} @html;
+ for (@html) {
+ s/align="(right|left)"//;
+# s/'; + if ($totcodes > 0) { + my $numtitles = @$codetitles; + if ($numtitles > 0) { + $output .= '
'; + $output .= '
| '.$$codetitles[0].' '."\n". + ' | ';
+ for (my $i=1; $i<$numtitles; $i++) {
+ $output .= ''.$$codetitles[$i].' '."\n". + ''."\n". + ' | ';
+ }
+ $output .= '
'; + } + } + $output .= + '' + .' '.$courseform.' ' + .&mt('[_1] selected.', + '' + .'') + .'
'."\n"; + return $output; +} + +sub status_select_row { + my ($types,$title,$css_class) = @_; + my $output; + if (defined($title)) { + $output = &row_title($title,$css_class,'LC_pick_box_select'); + } + $output .= qq| + \n|; + if (defined($title)) { + $output .= &row_closure(); + } + return $output; +} + +sub email_default_row { + my ($authtypes,$title,$descrip,$css_class) = @_; + my $output = &row_title($title,$css_class); + $output .= $descrip. + &Apache::loncommon::start_data_table(). + &Apache::loncommon::start_data_table_header_row(). + '
+ + +
+ \n|; + return $output; +} + +sub course_custom_roles { + my ($cdom,$cnum) = @_; + my %returnhash=(); + my %coursepersonnel=&Apache::lonnet::dump('nohist_userroles',$cdom,$cnum); + foreach my $person (sort(keys(%coursepersonnel))) { + my ($role) = ($person =~ /^([^:]+):/); + my ($end,$start) = split(/:/,$coursepersonnel{$person}); + if ($end == -1 && $start == -1) { + next; + } + if ($role =~ m|^cr/[^/]+/[^/]+/[^/]|) { + $returnhash{$role} ++; + } + } + return %returnhash; +} + + +sub resource_info_box { + my ($symb,$onlyfolderflag,$stuvcurrent,$stuvdisp,$divforres)=@_; + my $return=''; + if (($stuvcurrent ne '') || ($divforres)) { + $return = '
';
+ }
+ if ($symb) {
+ $return.=&Apache::loncommon::start_data_table();
+ my ($map,$id,$resource)=&Apache::lonnet::decode_symb($symb);
+ my $folder=&Apache::lonnet::gettitle($map);
+ $return.=&Apache::loncommon::start_data_table_row().
+ ''.&mt('Folder:').' '.$folder.' '.
+ &Apache::loncommon::end_data_table_row();
+ unless ($onlyfolderflag) {
+ $return.=&Apache::loncommon::start_data_table_row().
+ ''.&mt('Resource:').' '.&Apache::lonnet::gettitle($symb).' '.
+ &Apache::loncommon::end_data_table_row();
+ }
+ if ($stuvcurrent ne '') {
+ $return .= &Apache::loncommon::start_data_table_row().
+ ''.&mt("Student's current version:").' '.$stuvcurrent.' '.
+ &Apache::loncommon::end_data_table_row();
+ }
+ if ($stuvdisp ne '') {
+ $return .= &Apache::loncommon::start_data_table_row().
+ ''.&mt("Student's version displayed:").' '.$stuvdisp.' '.
+ &Apache::loncommon::end_data_table_row();
+ }
+ $return.=&Apache::loncommon::end_data_table();
+ } else {
+ $return='
';
+ }
+ return $return;
+}
+
+# display_usage
+#
+# Generates a div containing a block, filled to show percentage of current quota used
+#
+# Quotas available for user portfolios, group portfolios, authoring spaces, and course
+# content stored directly within a course (i.e., excluding published content).
+#
+
+sub display_usage {
+ my ($current_disk_usage,$disk_quota,$context) = @_;
+ my $usage = $current_disk_usage/1024;
+ my $quota = $disk_quota/1024;
+ my $percent;
+ if ($disk_quota == 0) {
+ $percent = 100.0;
+ } else {
+ $percent = 100*($current_disk_usage/$disk_quota);
+ }
+ $usage = sprintf("%.2f",$usage);
+ $quota = sprintf("%.2f",$quota);
+ $percent = sprintf("%.0f",$percent);
+ my ($color,$cssclass);
+ if ($percent <= 60) {
+ $color = '#00A000';
+ } elsif ($percent > 60 && $percent < 90) {
+ $color = '#FFD300';
+ $cssclass = 'class="LC_warning"';
+ } elsif( $percent >= 90) {
+ $color = '#FF0000';
+ $cssclass = 'class="LC_error"';
+ }
+ my $prog_width = $percent;
+ if ($prog_width > 100) {
+ $prog_width = 100;
+ }
+ my $display = 'block';
+ if ($context eq 'authoring') {
+ $display = 'inline';
+ }
+ return '
+ '.&mt('No context provided.').'
'; + } + if (($stuvcurrent ne '') || ($divforres)) { + $return .= ''.&mt('Currently using [_1] of the [_2] available.',$usage.' MB ('.$percent.'%)',$quota.' MB')."\n".
+'
';
+}
+
+##############################################
+##############################################
+
+# topic_bar
+#
+# Generates a div containing an (optional) number with a white background followed by a
+# title with a background color defined in the corresponding CSS: LC_topic_bar
+# Inputs:
+# 1. number to display.
+# If input for number is empty only the title will be displayed.
+# 2. title text to display.
+# 3. optional id for the '."\n".
+' '."\n".
+'
'."\n".
+'
+# Outputs - a scalar containing html mark-up for the div.
+
+sub topic_bar {
+ my ($num,$title,$id) = @_;
+ my $number = '';
+ if ($num ne '') {
+ $number = ''.$num.'';
+ }
+ if ($id ne '') {
+ $id = 'id="'.$id.'"';
+ }
+ return '';
+}
+
+##############################################
+##############################################
+# echo_form_input
+#
+# Generates html markup to add form elements from the referrer page
+# as hidden form elements (values encoded) in the new page.
+#
+# Intended to support two types of use
+# (a) to allow backing up to earlier pages in a multi-page
+# form submission process using a breadcrumb trail.
+#
+# (b) to allow the current page to be reloaded with form elements
+# set on previous page to remain unchanged. An example would
+# be where the a page containing a dynamically-built table of data is
+# is to be redisplayed, with only the sort order of the data changed.
+#
+# Inputs:
+# 1. Reference to array of form elements in the submitted form on
+# the referrer page which are to be excluded from the echoed elements.
+#
+# 2. Reference to array of regular expressions, which if matched in the
+# name of the form element n the referrer page will be omitted from echo.
+#
+# Outputs: A scalar containing the html markup for the echoed form
+# elements (all as hidden elements, with values encoded).
+
+
+sub echo_form_input {
+ my ($excluded,$regexps) = @_;
+ my $output = '';
+ foreach my $key (keys(%env)) {
+ if ($key =~ /^form\.(.+)$/) {
+ my $name = $1;
+ my $match = 0;
+ if (ref($excluded) eq 'ARRAY') {
+ next if (grep(/^\Q$name\E$/,@{$excluded}));
+ }
+ if (ref($regexps) eq 'ARRAY') {
+ if (@{$regexps} > 0) {
+ foreach my $regexp (@{$regexps}) {
+ if ($name =~ /$regexp/) {
+ $match = 1;
+ last;
+ }
+ }
+ }
+ }
+ next if ($match);
+ if (ref($env{$key}) eq 'ARRAY') {
+ foreach my $value (@{$env{$key}}) {
+ $value = &HTML::Entities::encode($value,'<>&"');
+ $output .= ''."\n";
+ }
+ } else {
+ my $value = &HTML::Entities::encode($env{$key},'<>&"');
+ $output .= ''."\n";
+ }
+ }
+ }
+ return $output;
}
+##############################################
+##############################################
+# set_form_elements
+#
+# Generates javascript to set form elements to values based on
+# corresponding values for the same form elements when the page was
+# previously submitted.
+#
+# Last submission values are read from hidden form elements in referring
+# page which have the same name, i.e., generated by &echo_form_input().
+#
+# Intended to be called by onload event.
+#
+# Inputs:
+# (a) Reference to hash of echoed form elements to be set.
+#
+# In the hash, keys are the form element names, and the values are the
+# element type (selectbox, radio, checkbox or text -for textbox, textarea or
+# hidden).
+#
+# (b) Optional reference to hash of stored elements to be set.
+#
+# If the page being displayed is a page which permits modification of
+# previously stored data, e.g., the first page in a multi-page submission,
+# then if stored is supplied, form elements will be set to the last stored
+# values. If user supplied values are also available for the same elements
+# these will replace the stored values.
+#
+# Output:
+#
+# javascript function - set_form_elements() which sets form elements,
+# expects an argument: formname - the name of the form according to
+# the DOM, e.g., document.compose
+
+sub set_form_elements {
+ my ($elements,$stored) = @_;
+ my %values;
+ my $output .= 'function setFormElements(courseForm) {
+';
+ if (defined($stored)) {
+ foreach my $name (keys(%{$stored})) {
+ if (exists($$elements{$name})) {
+ if (ref($$stored{$name}) eq 'ARRAY') {
+ $values{$name} = $$stored{$name};
+ } else {
+ @{$values{$name}} = ($$stored{$name});
+ }
+ }
+ }
+ }
+
+ foreach my $key (keys(%env)) {
+ if ($key =~ /^form\.(.+)$/) {
+ my $name = $1;
+ if (exists($$elements{$name})) {
+ @{$values{$name}} = &Apache::loncommon::get_env_multiple($key);
+ }
+ }
+ }
+
+ foreach my $name (keys(%values)) {
+ for (my $i=0; $i<@{$values{$name}}; $i++) {
+ $values{$name}[$i] = &HTML::Entities::decode($values{$name}[$i],'<>&"');
+ $values{$name}[$i] =~ s/([\r\n\f]+)/\\n/g;
+ $values{$name}[$i] =~ s/"/\\"/g;
+ }
+ if (($$elements{$name} eq 'text') || ($$elements{$name} eq 'hidden')) {
+ my $numvalues = @{$values{$name}};
+ if ($numvalues > 1) {
+ my $valuestring = join('","',@{$values{$name}});
+ $output .= qq|
+ var textvalues = new Array ("$valuestring");
+ var total = courseForm.elements['$name'].length;
+ if (total > $numvalues) {
+ total = $numvalues;
+ }
+ for (var i=0; i{$key}';\n".
+ " }\n";
+ }
+ }
+ $turninpathtext .= " return '';\n";
+ if (ref($multiples) eq 'HASH') {
+ foreach my $key (sort(keys(%{$multiples}))) {
+ $multtext .= " if (prefix == '$key') {\n".
+ " return '$multiples->{$key}';\n".
+ " }\n";
+ }
+ }
+ $multtext .= " return '';\n";
+
+ $arrayindexofjs = &Apache::loncommon::javascript_array_indexof();
+ return <<"ENDSCRIPT";
+
+
+$arrayindexofjs
+
+ENDSCRIPT
+}
+
+##############################################
+##############################################
+
+sub resize_scrollbox_js {
+ my ($context,$tabidstr,$tid) = @_;
+ my (%names,$paddingwfrac,$offsetwfrac,$offsetv,$minw,$minv);
+ if ($context eq 'docs') {
+ %names = (
+ boxw => 'contenteditor',
+ item => 'contentlist',
+ header => 'uploadfileresult',
+ scroll => 'contentscroll',
+ boxh => 'contenteditor',
+ );
+ $paddingwfrac = 0.09;
+ $offsetwfrac = 0.015;
+ $offsetv = 20;
+ $minw = 250;
+ $minv = 200;
+ } elsif ($context eq 'params') {
+ %names = (
+ boxw => 'parameditor',
+ item => 'mapmenuinner',
+ header => 'parmstep1',
+ scroll => 'mapmenuscroll',
+ boxh => 'parmlevel',
+ );
+ $paddingwfrac = 0.2;
+ $offsetwfrac = 0.015;
+ $offsetv = 80;
+ $minw = 100;
+ $minv = 100;
+ }
+ my $viewport_js = &Apache::loncommon::viewport_geometry_js();
+ my $output = '
+
+window.onresize=callResize;
+
+';
+ if ($context eq 'docs') {
+ if ($env{'form.active'}) {
+ $output .= "\nvar activeTab = '$env{'form.active'}$tid';\n";
+ } else {
+ $output .= "\nvar activeTab = '';\n";
+ }
+ }
+ $output .= <<"FIRST";
+
+$viewport_js
+
+function resize_scrollbox(scrollboxname,chkw,chkh) {
+ var scrollboxid = 'div_'+scrollboxname;
+ var scrolltableid = 'table_'+scrollboxname;
+ var scrollbox;
+ var scrolltable;
+ var ismobile = '$env{'browser.mobile'}';
+
+ if (document.getElementById("$names{'boxw'}") == null) {
+ return;
+ }
+
+ if (document.getElementById(scrollboxid) == null) {
+ return;
+ } else {
+ scrollbox = document.getElementById(scrollboxid);
+ }
+
+
+ if (document.getElementById(scrolltableid) == null) {
+ return;
+ } else {
+ scrolltable = document.getElementById(scrolltableid);
+ }
+
+ init_geometry();
+ var vph = Geometry.getViewportHeight();
+ var vpw = Geometry.getViewportWidth();
+
+FIRST
+ if ($context eq 'docs') {
+ $output .= "
+ var alltabs = ['$tabidstr'];
+";
+ } elsif ($context eq 'params') {
+ $output .= "
+ if (document.getElementById('$names{'boxh'}') == null) {
+ return;
+ }
+";
+ }
+ $output .= <<"SECOND";
+ var listwchange;
+ var scrollchange;
+ if (chkw == 1) {
+ var boxw = document.getElementById("$names{'boxw'}").offsetWidth;
+ var itemw;
+ var itemid = document.getElementById("$names{'item'}");
+ if (itemid != null) {
+ itemw = itemid.offsetWidth;
+ }
+ var itemwstart = itemw;
+
+ var scrollboxw = scrollbox.offsetWidth;
+ var scrollboxscrollw = scrollbox.scrollWidth;
+ var scrollstart = scrollboxw;
+
+ var offsetw = parseInt(vpw * $offsetwfrac);
+ var paddingw = parseInt(vpw * $paddingwfrac);
+
+ var minscrollboxw = $minw;
+ var maxcolw = 0;
+SECOND
+ if ($context eq 'docs') {
+ $output .= <<"DOCSONE";
+ var actabw = 0;
+ for (var i=0; i maxcolw) {
+ maxcolw = actabw;
+ }
+ } else {
+ if (document.getElementById(alltabs[i]) != null) {
+ var thistab = document.getElementById(alltabs[i]);
+ thistab.style.visibility = 'hidden';
+ thistab.style.display = 'block';
+ var tabw = document.getElementById(alltabs[i]).offsetWidth;
+ thistab.style.display = 'none';
+ thistab.style.visibility = '';
+ if (tabw > maxcolw) {
+ maxcolw = tabw;
+ }
+ }
+ }
+ }
+DOCSONE
+ } elsif ($context eq 'params') {
+ $output .= <<"PARAMSONE";
+ var parmlevelrows = new Array();
+ var mapmenucells = new Array();
+ parmlevelrows = document.getElementById("$names{'boxh'}").rows;
+ var numrows = parmlevelrows.length;
+ if (numrows > 1) {
+ mapmenucells = parmlevelrows[2].getElementsByTagName('td');
+ }
+ maxcolw = mapmenucells[0].offsetWidth;
+PARAMSONE
+ }
+ $output .= <<"THIRD";
+ if (maxcolw > 0) {
+ var newscrollboxw;
+ if (maxcolw+paddingw+scrollboxscrollw scrollboxheight) {
+ if (freevspace > offsetv) {
+ newscrollboxheight = scrollboxheight+freevspace-offsetv;
+ if (newscrollboxheight < minvscrollbox) {
+ newscrollboxheight = minvscrollbox;
+ }
+ scrollbox.style.height = newscrollboxheight+"px";
+ }
+ }
+ }
+ scrollboxheight = scrollbox.offsetHeight;
+ var itemh = document.getElementById("$names{'item'}").offsetHeight;
+
+ if (scrollboxscrollheight <= scrollboxheight) {
+ if ((itemh+offsetv)&');
+ if ($symb) {
+ $cfile .= '&symb='.&HTML::Entities::encode($symb,'"<>&');
+ } elsif ($folderpath) {
+ $cfile .= '&folderpath='.&HTML::Entities::encode($folderpath,'"<>&');
+ }
+ if ($forceedit) {
+ $cfile .= '&forceedit=1';
+ }
+ if ($forcereg) {
+ $cfile .= '®ister=1';
+ }
+ $jscall = "need_switchserver('".&Apache::loncommon::escape_single($cfile)."');";
+ }
+ } else {
+ unless ($cfile =~ m{^/priv/}) {
+ if ($cfile =~ m{^(/adm/wrapper/ext/([^#]+))(?:|#([^#]+))$}) {
+ $cfile = $1;
+ my $extlink = $2;
+ $anchor = $3;
+ $is_ext = 1;
+ if (($extlink !~ /^https:/) && ($ENV{'SERVER_PORT'} == 443)) {
+ unless ((&Apache::lonnet::uses_sts()) || (&Apache::lonnet::waf_allssl($hostname))) {
+ $usehttp = 1;
+ }
+ } elsif ($env{'request.use_absolute'}) {
+ if ($env{'request.use_absolute'} =~ m{^https://}) {
+ $usehttps = 1;
+ }
+ }
+ } elsif ($cfile =~ m{^/?public/($match_domain)/($match_courseid)/syllabus}) {
+ if ($ENV{'SERVER_PORT'} == 443) {
+ my ($cdom,$cnum) = ($1,$2);
+ if (($env{'request.course.id'}) &&
+ ($env{'course.'.$env{'request.course.id'}.'.num'} eq $cnum) &&
+ ($env{'course.'.$env{'request.course.id'}.'.domain'} eq $cdom)) {
+ if ($env{'course.'.$env{'request.course.id'}.'.externalsyllabus'} =~ m{^http://}) {
+ unless ((&Apache::lonnet::uses_sts()) || (&Apache::lonnet::waf_allssl($hostname))) {
+ $usehttp = 1;
+ }
+ }
+ }
+ } elsif ($env{'request.use_absolute'}) {
+ if ($env{'request.use_absolute'} =~ m{^https://}) {
+ $usehttps = 1;
+ }
+ }
+ }
+ if ($symb) {
+ if ($anchor ne '') {
+ if ($symb =~ m{^([^#]+)\Q#$anchor\E$}) {
+ $symb = $1.&escape(&escape('#')).$anchor;
+ }
+ }
+ $cfile .= (($cfile=~/\?/)?'&':'?')."symb=$symb";
+ } elsif ($folderpath) {
+ $cfile .= (($cfile=~/\?/)?'&':'?').
+ 'folderpath='.&HTML::Entities::encode(&escape($folderpath),'"<>&');
+ if ($title) {
+ $cfile .= (($cfile=~/\?/)?'&':'?').
+ 'title='.&HTML::Entities::encode(&escape($title),'"<>&');
+ }
+ if ($idx) {
+ $cfile .= (($cfile=~/\?/)?'&':'?').'idx='.$idx;
+ }
+ if ($suppurl) {
+ $cfile .= (($cfile=~/\?/)?'&':'?').
+ 'suppurl='.&HTML::Entities::encode(&escape($suppurl));
+ }
+ }
+ if ($forceedit) {
+ $cfile .= (($cfile=~/\?/)?'&':'?').'forceedit=1';
+ if ($usehttps) {
+ $cfile = $env{'request.use_absolute'}.(($cfile =~ /^\//)? '':'/').$cfile;
+ }
+ } elsif ($usehttp) {
+ if ($hostname ne '') {
+ $cfile = 'http://'.$hostname.(($cfile =~ /^\//)? '':'/').$cfile;
+ }
+ $cfile .= (($cfile=~/\?/)?'&':'?').'usehttp=1';
+ } elsif ($usehttps) {
+ $cfile = $env{'request.use_absolute'}.(($cfile =~ /^\//)? '':'/').$cfile;
+ }
+ if ($forcereg) {
+ $cfile .= (($cfile=~/\?/)?'&':'?').'register=1';
+ }
+ if ($todocs) {
+ $cfile .= (($cfile=~/\?/)?'&':'?').'todocs=1';
+ }
+ if ($suppanchor ne '') {
+ $cfile .= (($cfile=~/\?/)?'&':'?').'anchor='.
+ &HTML::Entities::encode($suppanchor,'"<>&');
+ }
+ }
+ if ($anchor ne '') {
+ $cfile .= '#'.$anchor;
+ }
+ $jscall = "go('".&Apache::loncommon::escape_single($cfile)."')";
+ }
+ return $jscall;
+}
+
+##############################################
+##############################################
+
+# javascript_valid_email
+#
+# Generates javascript to validate an e-mail address.
+# Returns a javascript function which accepts a form field as argument, and
+# returns false if field.value does not satisfy two regular expression matches
+# for a valid e-mail address. Backwards compatible with old browsers without
+# support for javascript RegExp (just checks for @ in field.value in this case).
+
+sub javascript_valid_email {
+ my $scripttag .= <<'END';
+function validmail(field,suffix) {
+ var str = field.value;
+ if (suffix != '' && suffix != undefined) {
+ str += suffix;
+ }
+ if (window.RegExp) {
+ var reg1str = "(@.*@)|(\\.\\.)|(@\\.)|(\\.@)|(^\\.)";
+ var reg2str = "^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$"; //"
+ var reg1 = new RegExp(reg1str);
+ var reg2 = new RegExp(reg2str);
+ if (!reg1.test(str) && reg2.test(str)) {
+ return true;
+ }
+ return false;
+ }
+ else
+ {
+ if(str.indexOf("@") >= 0) {
+ return true;
+ }
+ return false;
+ }
+}
+END
+ return $scripttag;
+}
+
+
+# USAGE: htmltag(element, content, {attribute => value,...});
+#
+# EXAMPLES:
+# - htmltag('a', 'this is an anchor', {href => 'www.example.com',
+# title => 'this is a title'})
+#
+# - You might want to set up needed tags like:
+#
+# my $h3 = sub { return htmltag( "h3", @_ ) };
+#
+# ... and use them: $h3->("This is a headline")
+#
+# - To set up a couple of tags, see sub inittags
+#
+# NOTES:
+# - Empty elements, such as
are correctly terminated, +# i.e. htmltag('br') returns
+# - Empty attributes (title="") are filtered out. +# - The function will not check for deprecated attributes. +# +# OUTPUT: content enclosed in xhtml conform tags +sub htmltag{ + return + qq|<$_[0]| + . join( '', map { qq| $_="${$_[2]}{$_}"| if ${$_[2]}{$_} } keys(%{ $_[2] }) ) + . ($_[1] ? qq|>$_[1]| : qq|/>|). "\n"; +}; + + +# USAGE: inittags(@tags); +# +# EXAMPLES: +# - my ($h1, $h2, $h3) = inittags( qw( h1 h2 h3 ) ) +# $h1->("This is a headline") #Returns:
are correctly terminated, +# i.e. htmltag('br') returns
+# - Empty attributes (title="") are filtered out. +# - The function will not check for deprecated attributes. +# +# OUTPUT: content enclosed in xhtml conform tags +sub htmltag{ + return + qq|<$_[0]| + . join( '', map { qq| $_="${$_[2]}{$_}"| if ${$_[2]}{$_} } keys(%{ $_[2] }) ) + . ($_[1] ? qq|>$_[1]| : qq|/>|). "\n"; +}; + + +# USAGE: inittags(@tags); +# +# EXAMPLES: +# - my ($h1, $h2, $h3) = inittags( qw( h1 h2 h3 ) ) +# $h1->("This is a headline") #Returns: