--- loncom/interface/lonhtmlcommon.pm	2016/09/15 17:31:00	1.358.2.7
+++ loncom/interface/lonhtmlcommon.pm	2017/02/20 18:29:22	1.381
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # a pile of common html routines
 #
-# $Id: lonhtmlcommon.pm,v 1.358.2.7 2016/09/15 17:31:00 raeburn Exp $
+# $Id: lonhtmlcommon.pm,v 1.381 2017/02/20 18:29:22 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -407,7 +407,7 @@ sub textbox {
 ##############################################
 ##############################################
 sub checkbox {
-    my ($name,$checked,$value) = @_;
+    my ($name,$checked,$value,$special) = @_;
     my $Str = '<input type="checkbox" name="'.$name.'" ';
     if (defined($value)) {
         $Str .= 'value="'.$value.'"';
@@ -415,7 +415,7 @@ sub checkbox {
     if ($checked) {
         $Str .= ' checked="checked"';
     }
-    $Str .= ' />';
+    $Str .= $special.' />';
     return $Str;
 }
 
@@ -451,10 +451,12 @@ sub radio {
 &date_setter returns html and javascript for a compact date-setting form.
 To retrieve values from it, use &get_date_from_form.
 
-Inputs
-
 =over 4
 
+=item Inputs
+
+=over
+
 =item $dname 
 
 The name to prepend to the form elements.  
@@ -515,10 +517,12 @@ If true, text boxes for seconds are omit
 
 =back
 
-Bugs
+=item Bugs
 
 The method used to restrict user input will fail in the year 2400.
 
+=back
+
 =cut
 
 ##############################################
@@ -534,6 +538,8 @@ sub date_setter {
 
     if (! defined($state) || $state ne 'disabled') {
         $state = '';
+    } else {
+        $state = 'disabled="disabled"';
     }
     if (! defined($no_hh_mm_ss)) {
         $no_hh_mm_ss = 0;
@@ -669,7 +675,7 @@ ENDJS
     my $minuteselector = qq{<input type="text" name="$dname\_minute" $special $state value="$min" size="3" />};
     my $secondselector= qq{<input type="text" name="$dname\_second" $special $state value="$sec" size="3" />};
     my $cal_link;
-    if (!$nolink) {
+    unless (($nolink) || ($state eq 'disabled')) {
         $cal_link = qq{<a href="javascript:$dname\_opencalendar()">};
     }
     #
@@ -683,18 +689,20 @@ ENDJS
                       $monthselector,$dayselector,$yearselector,
                       $hourselector).
                    $tzone;
+
     } elsif ($no_ss) {
         $result .= &mt('[_1] [_2] [_3] [_4] [_5]m',
                       $monthselector,$dayselector,$yearselector,
                       $hourselector,$minuteselector).
                    $tzone;
+
     } else {
         $result .= &mt('[_1] [_2] [_3] [_4] [_5]m [_6]s ',
                       $monthselector,$dayselector,$yearselector,
                       $hourselector,$minuteselector,$secondselector).
                    $tzone;
     }
-    if (!$nolink) {
+    unless (($nolink) || ($state eq 'disabled')) {
         $result .= &mt('[_1]Select Date[_2]',$cal_link,'</a>');
     }
     $result .= "</span>\n<!-- end $dname date setting form -->\n";
@@ -739,7 +747,9 @@ sub build_url {
 
 get_date_from_form retrieves the date specified in an &date_setter form.
 
-Inputs:
+=over
+
+=item Inputs:
 
 =over 4
 
@@ -753,6 +763,8 @@ The unix time to use as the default in c
 
 =back
 
+=back
+
 Returns: Unix time represented in the form.
 
 =cut
@@ -924,7 +936,9 @@ sub javascript_docopen {
 Returns html for a selection box which allows the user to choose the
 enrollment status of students.  The selection box name is 'Status'.
 
-Inputs:
+=over
+
+=item Inputs:
 
 $status: the currently selected status.  If undefined the value of
 $env{'form.Status'} is taken.  If that is undefined, a value of 'Active'
@@ -938,6 +952,8 @@ $size: the size (number of lines) of the
 $onchange: javascript to use when the value is changed.  Enclosed in 
 double quotes, ""s, not single quotes.
 
+=back
+
 Returns: a perl string as described.
 
 =cut
@@ -985,7 +1001,7 @@ sub StatusOptions {
 
 =pod
 
-=item Progess Window Handling Routines
+=item Progress Window Handling Routines
 
 These routines handle the creation, update, increment, and closure of 
 progress windows.  The progress window reports to the user the number
@@ -999,9 +1015,11 @@ of items completed and an estimate of th
 Writes javascript to the client to open a progress window and returns a
 data structure used for bookkeeping.
 
-Inputs
+=over
 
-=over 4
+=item Inputs
+
+=over
 
 =item $r Apache request
 
@@ -1009,15 +1027,18 @@ Inputs
 
 =back
 
-Returns a hash containing the progress state data structure.
+=back
 
+Returns a hash containing the progress state data structure.
 
 =item &Update_PrgWin()
 
 Updates the text in the progress indicator.  Does not increment the count.
 See &Increment_PrgWin.
 
-Inputs:
+=over
+
+=item Inputs:
 
 =over 4
 
@@ -1029,25 +1050,38 @@ Inputs:
 
 =back
 
+=back
+
 Returns: none
 
 
-=item Increment_PrgWin()
+=item &Increment_PrgWin()
 
 Increment the count of items completed for the progress window by $step or 1 if no step is provided.
 
-Inputs:
+=over
+
+=item Inputs:
 
 =over 4
 
-=item $r Apache request
+=item $r 
 
-=item $prog_state Pointer to the data structure returned by Create_PrgWin
+Apache request
 
-=item $extraInfo A description of the items being iterated over.  Typically
-'student'.
+=item $prog_state
 
-=item $step (optional) counter step. Will be set to default 1 if ommited. step must be greater than 0 or empty.
+Pointer to the data structure returned by Create_PrgWin
+
+=item $extraInfo
+
+A description of the items being iterated over.  Typically 'student'.
+
+=item $step
+
+(optional) counter step. Will be set to default 1 if ommited. step must be greater than 0 or empty.
+
+=back
 
 =back
 
@@ -1058,7 +1092,9 @@ Returns: none
 
 Closes the progress window.
 
-Inputs:
+=over
+
+=item Inputs:
 
 =over 4 
 
@@ -1068,6 +1104,8 @@ Inputs:
 
 =back
 
+=back
+
 Returns: none
 
 =back
@@ -1160,7 +1198,7 @@ sub Close_PrgWin {
 sub crumbs {
     my ($uri,$target,$prefix,$form,$skiplast,$onclick)=@_;
 # You cannot crumbnify uploaded or adm resources
-    if ($uri=~/^\/*(uploaded|adm)\//) { return &mt('(Internal Course/Group Content)'); }
+    if ($uri=~/^\/*(uploaded|adm)\//) { return &mt('(Internal Course/Community Content)'); }
     if ($target) {
         $target = ' target="'.
                   &Apache::loncommon::escape_single($target).'"';
@@ -1180,6 +1218,12 @@ sub crumbs {
             } else {
                 $path.='/'; 
             }
+            if ($path eq '/res/') {
+                unless (&Apache::lonnet::allowed('bre',$path)) {
+                    $output.="$dir/";
+                    next;
+                }
+            }
             my $href_path = &HTML::Entities::encode($path,'<>&"');
             &Apache::loncommon::inhibit_menu_check(\$href_path);
             if ($form) {
@@ -1668,7 +1712,8 @@ sub show_return_link {
     if ($env{'request.noversionuri'}=~m{^/priv/} ||
         $env{'request.uri'}=~m{^/priv/}) { return 1; }
     return if ($env{'request.noversionuri'} eq '/adm/supplemental');
-
+    return if (($env{'course.'.$env{'request.course.id'}.'.type'} eq 'Placement') &&
+               (!$env{'request.role.adv'}));
     if (($env{'request.noversionuri'} =~ m{^/adm/(viewclasslist|navmaps)($|\?)})
         || ($env{'request.noversionuri'} =~ m{^/adm/.*/aboutme($|\?)})) {
 
@@ -1682,7 +1727,7 @@ sub show_return_link {
             (($env{'request.noversionuri'}=~/^\/adm\//) &&
              ($env{'request.noversionuri'}!~/^\/adm\/wrapper\//) &&
              ($env{'request.noversionuri'}!~
-              m{^/adm/.*/(smppg|bulletinboard)($|\?)})
+              m{^/adm/.*/(smppg|bulletinboard|exttools?)($|\?)})
            ));
 }
 
@@ -1756,19 +1801,54 @@ A link to help for the component will be
 
 All inputs can be undef without problems.
 
-Inputs: $component (the text on the right side of the breadcrumbs trail),
-        $component_help (the help item filename (without .tex extension).
-        $menulink (boolean, controls whether to include a link to /adm/menu)
-        $helplink (if 'nohelp' don't include the orange help link)
-        $css_class (optional name for the class to apply to the table for CSS)
-        $no_mt (optional flag, 1 if &mt() is _not_ to be applied to $component
-           when including the text on the right.
-        $CourseBreadcrumbs (optional flag, 1 if &breadcrumbs called from &docs_breadcrumbs,
-           because breadcrumbs are being)
-        $topic_help (optional help item to be displayed on right side of the breadcrumbs 
-           row, using loncommon::help_open_topic() to generate the link.
-        $topic_help_text (text to include in the link in the optional help item 
-           on the right side of the breadcrumbs row.
+=over
+
+=item Inputs:
+
+=over
+
+=item $component
+
+the text on the right side of the breadcrumbs trail
+
+=item $component_help
+
+the help item filename (without .tex extension).
+
+=item $menulink
+
+boolean, controls whether to include a link to /adm/menu
+
+=item $helplink
+
+if 'nohelp' don't include the orange help link
+
+=item $css_class
+
+optional name for the class to apply to the table for CSS
+
+=item $no_mt 
+
+optional flag, 1 if &mt() is _not_ to be applied to $component when including the text on the right
+
+=item $CourseBreadcrumbs
+
+optional flag, 1 if &breadcrumbs called from &docs_breadcrumbs, because breadcrumbs are being
+used to display hierarchy for current folder shown in the Course Editor. 
+
+=item $topic_help
+
+optional help item to be displayed on right side of the breadcrumbs row, using 
+loncommon::help_open_topic() to generate the link. 
+
+=item $topic_help_text
+
+text to include in the link in the optional help item ($topic_help) on the right
+side of the breadcrumbs row.
+
+=back
+
+=back
 
 Returns a string containing breadcrumbs for the current page.
 
@@ -1797,7 +1877,7 @@ returns: nothing
     
     sub breadcrumbs {
         my ($component,$component_help,$menulink,$helplink,$css_class,$no_mt, 
-            $CourseBreadcrumbs,$topic_help,$topic_help_text) = @_;
+            $CourseBreadcrumbs,$topic_help,$topic_help_text,$crstype) = @_;
         #
         $css_class ||= 'LC_breadcrumbs';
 
@@ -1975,7 +2055,9 @@ Adds $html to $category of the breadcrum
 $html is usually a link to a page that invokes a function on the currently 
 displayed data (e.g. print when viewing a problem)
 
-Currently there are 3 possible values for $category: 
+=over
+
+=item Currently there are 3 possible values for $category: 
 
 =over 
 
@@ -1989,7 +2071,9 @@ remaining items in right of breadcrumbs
 advanced tools shown in a separate box below breadcrumbs line 
 
 =back
- 
+
+=back
+
 returns: nothing
 
 =cut
@@ -2038,8 +2122,17 @@ returns: a hash containing the current b
 Creates html for breadcrumb tools (categories navigation and tools) and inserts 
 \$breadcrumbs at the correct position.
 
-input: \$breadcrumbs - a reference to the string containing prepared 
-breadcrumbs.
+=over
+
+=item input: 
+
+=over
+
+=item \$breadcrumbs - a reference to the string containing prepared breadcrumbs.
+
+=back
+
+=back
 
 returns: nothing
 
@@ -2065,8 +2158,17 @@ returns: nothing
 Creates html for advanced tools (category advtools) and inserts \$breadcrumbs 
 at the correct position.
 
-input: \$breadcrumbs - a reference to the string containing prepared 
-breadcrumbs (after render_tools call).
+=over
+
+=item input:
+
+=over
+
+=item \$breadcrumbs - a reference to the string containing prepared breadcrumbs (after render_tools call).
+
+=back
+
+=back
 
 returns: nothing
 
@@ -2099,11 +2201,11 @@ sub docs_breadcrumbs {
         my $foldername=shift(@folders);
         if ($folderpath) {$folderpath.='&';}
         $folderpath.=$folder.'&'.$foldername;
-        my $url;
+        my $url = $env{'request.use_absolute'};
         if ($allowed) {
-            $url = '/adm/coursedocs?folderpath=';
+            $url .= '/adm/coursedocs?folderpath=';
         } else {
-            $url = '/adm/supplemental?folderpath=';
+            $url .= '/adm/supplemental?folderpath=';
         }
         $url .= &escape($folderpath);
         my $name=&unescape($foldername);
@@ -3394,8 +3496,8 @@ ENDUTILITY
 
 sub jump_to_editres {
     my ($cfile,$home,$switchserver,$forceedit,$forcereg,$symb,$folderpath,
-        $title,$idx,$suppurl,$todocs) = @_;
-    my $jscall;
+        $title,$hostname,$idx,$suppurl,$todocs,$suppanchor) = @_;
+    my ($jscall,$anchor,$usehttp,$usehttps);
     if ($switchserver) {
         if ($home) {
             $cfile = '/adm/switchserver?otherserver='.$home.'&amp;role='.
@@ -3415,7 +3517,31 @@ sub jump_to_editres {
         }
     } else {
         unless ($cfile =~ m{^/priv/}) {
+            if ($cfile =~ m{^(/adm/wrapper/ext/[^#]+)#([^#]+)$}) {
+                $cfile = $1;
+                $anchor = $2;
+            } elsif ($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://}) {
+                            $usehttp = 1;
+                        }
+                    }
+                } elsif ($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=~/\?/)?'&amp;':'?')."symb=$symb";
             } elsif ($folderpath) {
                 $cfile .= (($cfile=~/\?/)?'&amp;':'?').
@@ -3434,14 +3560,29 @@ sub jump_to_editres {
             }
             if ($forceedit) {
                 $cfile .= (($cfile=~/\?/)?'&amp;':'?').'forceedit=1';
+                if (($usehttps) && ($hostname ne '')) {
+                    $cfile = 'https://'.$hostname.$cfile;
+                }
+            } elsif ($usehttp) {
+                if ($hostname ne '') {
+                    $cfile = 'http://'.$hostname.$cfile;
+                }
+                $cfile .= (($cfile=~/\?/)?'&amp;':'?').'usehttp=1';
             }
             if ($forcereg) {
                 $cfile .= (($cfile=~/\?/)?'&amp;':'?').'register=1';
             }
             if ($todocs) {
-               $cfile .= (($cfile=~/\?/)?'&amp;':'?').'todocs=1';
+                $cfile .= (($cfile=~/\?/)?'&amp;':'?').'todocs=1';
+            }
+            if ($suppanchor ne '') {
+                $cfile .= (($cfile=~/\?/)?'&amp;':'?').'anchor='.
+                          &HTML::Entities::encode($suppanchor,'"<>&');
             }
         }
+        if ($anchor ne '') {
+            $cfile .= '#'.$anchor;
+        }
         $jscall = "go('".&Apache::loncommon::escape_single($cfile)."')";
     }
     return $jscall;
@@ -3571,7 +3712,9 @@ sub scripttag {
 
 Constructs a XHTML list from \@array.
 
-input: 
+=over
+
+=item input: 
 
 =over
 
@@ -3585,7 +3728,9 @@ Attributes for <ul> and <li> passed in a
 See htmltag() for more details.
 
 =back
- 
+
+=back
+
 returns: XHTML list as String. 
 
 =cut   
@@ -3704,13 +3849,19 @@ should be included in this list.
 
 If the optional headline text is not provided, a default text will be used.
 
+=over
+
+=item Related routines:
 
-Related routines:
 =over 4
-add_item_funclist
-end_funclist
+
+=item add_item_funclist
+
+=item end_funclist
+
 =back
 
+=back
 
 Inputs: (optional) headline text
 
@@ -3737,10 +3888,18 @@ sub start_funclist {
 
 Adds an item to the list of available functions
 
-Related routines:
+=over
+
+=item Related routines:
+
 =over 4
-start_funclist
-end_funclist
+
+=item start_funclist
+
+=item end_funclist
+
+=back
+
 =back
 
 Inputs: content item with text and link to function
@@ -3763,10 +3922,13 @@ sub add_item_funclist {
 
 End list of available functions
 
-Related routines:
-=over 4
-start_funclist
-add_item_funclist
+=over
+
+=item Related routines:
+
+ start_funclist
+ add_item_funclist
+
 =back
 
 Inputs: ./.
@@ -3799,7 +3961,7 @@ A string that's used as visually highlig
 it's value evaluates to false.
 
 =back
- 
+
 returns: XHTML list as string. 
 
 =back
@@ -3812,7 +3974,7 @@ sub funclist_from_array {
     $args->{legend} ||= mt('Functions');
     return list_from_array( [$args->{legend}, @$items], 
                { listattr => {class => 'LC_funclist'} });
-}   
+}
 
 =pod
 
@@ -3834,8 +3996,8 @@ e.g. a file operation in Authoring Space
 A reference to the array containing text. Details: sub funclist_from_array
 
 =back
- 
-Returns: XHTML div as string.
+
+Returns: XHTML div as string. 
 
 =back