--- loncom/interface/lonhtmlcommon.pm	2018/09/03 20:37:00	1.358.2.13
+++ loncom/interface/lonhtmlcommon.pm	2023/09/11 14:13:31	1.358.2.20
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # a pile of common html routines
 #
-# $Id: lonhtmlcommon.pm,v 1.358.2.13 2018/09/03 20:37:00 raeburn Exp $
+# $Id: lonhtmlcommon.pm,v 1.358.2.20 2023/09/11 14:13:31 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -1009,10 +1009,13 @@ Inputs
 
 =item $number_to_do The total number of items being processed.
 
+=item $preamble Optional HTML to display before the progress bar.
+
 =back
 
 Returns a hash containing the progress state data structure.
-
+If $number_to_do is zero or null, an indeterminate progress bar will
+be used.
 
 =item &Update_PrgWin()
 
@@ -1082,20 +1085,20 @@ Returns: none
 
 # Create progress
 sub Create_PrgWin {
-    my ($r,$number_to_do)=@_;
+    my ($r,$number_to_do,$preamble)=@_;
     my %prog_state;
     $prog_state{'done'}=0;
     $prog_state{'firststart'}=&Time::HiRes::time();
     $prog_state{'laststart'}=&Time::HiRes::time();
     $prog_state{'max'}=$number_to_do;
-    &Apache::loncommon::LCprogressbar($r); 
+    &Apache::loncommon::LCprogressbar($r,$prog_state{'max'},$preamble); 
     return %prog_state;
 }
 
 # update progress
 sub Update_PrgWin {
     my ($r,$prog_state,$displayString)=@_;
-    &Apache::loncommon::LCprogressbarUpdate($r,undef,$displayString);
+    &Apache::loncommon::LCprogressbarUpdate($r,undef,$displayString,$$prog_state{'max'});
     $$prog_state{'laststart'}=&Time::HiRes::time();
 }
 
@@ -1145,7 +1148,7 @@ sub Increment_PrgWin {
     if ($$prog_state{'max'}) {
        $percent=int(100.*$current/$$prog_state{'max'});
     }
-    &Apache::loncommon::LCprogressbarUpdate($r,$percent,$timeinfo);
+    &Apache::loncommon::LCprogressbarUpdate($r,$percent,$timeinfo,$$prog_state{'max'});
     $$prog_state{'laststart'}=&Time::HiRes::time();
 }
 
@@ -1265,9 +1268,9 @@ sub htmlareaheaders {
 ENDEDITOR
 	}
     $s.=(<<ENDJQUERY);
-<script type="text/javascript" src="/adm/jQuery/js/jquery-1.11.3.min.js"></script>
-<script type="text/javascript" src="/adm/jQuery/js/jquery-ui-1.11.4.custom.min.js"></script>
-<link rel="stylesheet" type="text/css" href="/adm/jQuery/css/smoothness/jquery-ui-1.11.4.custom.css" />
+<script type="text/javascript" src="/adm/jQuery/js/jquery-3.2.1.min.js"></script>
+<script type="text/javascript" src="/adm/jQuery/js/jquery-ui-1.12.1.custom.min.js"></script>
+<link rel="stylesheet" type="text/css" href="/adm/jQuery/css/smoothness/jquery-ui-1.12.1.custom.min.css" />
 <script type="text/javascript" src="/adm/jpicker/js/jpicker-1.1.6.min.js" >
 </script>
 <link rel="stylesheet" type="text/css" href="/adm/jpicker/css/jPicker-1.1.6.min.css" />
@@ -1750,6 +1753,48 @@ clientTime = (new Date()).getTime();
 END
 }
 
+##
+# Client-side javascript to convert any dashes in text pasted
+# into textbox(es) for numericalresponse item(s) to a standard
+# minus, i.e., - . Calls to dash_to_minus_js() in end_problem()
+# and in loncommon::endbodytag() for a .page (arg: dashjs => 1)
+#
+# Will apply to any input tag with class: LC_numresponse_text.
+# Currently set in start_textline for numericalresponse items.
+#
+
+sub dash_to_minus_js {
+    return <<'ENDJS';
+
+<script type="text/javascript">
+//<![CDATA[
+//<!-- BEGIN LON-CAPA Internal
+document.addEventListener("DOMContentLoaded", (event) => {
+    const numresp = document.querySelectorAll("input.LC_numresponse_text");
+    if (numresp.length > 0) {
+        numresp.forEach((el) => {
+            el.addEventListener("paste", (e) => {
+                e.preventDefault();
+                e.stopPropagation();
+                let p = (e.clipboardData || window.clipboardData).getData("text");
+                p.toString();
+                p = p.replace(/\p{Dash}/gu, '-');
+                putInText(p);
+            });
+        });
+    }
+    const putInText = (newText, el = document.activeElement) => {
+        const [start, end] = [el.selectionStart, el.selectionEnd];
+        el.setRangeText(newText, start, end, 'end');
+    }
+});
+// END LON-CAPA Internal -->
+//]]>
+</script>
+
+ENDJS
+}
+
 ############################################################
 ############################################################
 
@@ -2107,11 +2152,11 @@ 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);
@@ -2536,9 +2581,9 @@ sub course_custom_roles {
 
 
 sub resource_info_box {
-   my ($symb,$onlyfolderflag,$stuvcurrent,$stuvdisp)=@_;
+   my ($symb,$onlyfolderflag,$stuvcurrent,$stuvdisp,$divforres)=@_;
    my $return='';
-   if ($stuvcurrent ne '') {
+   if (($stuvcurrent ne '') || ($divforres)) {
        $return = '<div class="LC_left_float">';
    }
    if ($symb) {
@@ -2567,7 +2612,7 @@ sub resource_info_box {
     } else {
        $return='<p><span class="LC_error">'.&mt('No context provided.').'</span></p>';
     }
-    if ($stuvcurrent ne '') {
+    if (($stuvcurrent ne '') || ($divforres)) {
         $return .= '</div>';
     }
     return $return;
@@ -3298,12 +3343,18 @@ PARAMSONE
         if (itemid != null) {
             itemh = itemid.offsetHeight;
         }
-        var primaryheight = document.getElementById('LC_nav_bar').offsetHeight;
-        var secondaryheight;
+        var primaryheight = 0;
+        if (document.getElementById('LC_nav_bar') != null) {
+            primaryheight = document.getElementById('LC_nav_bar').offsetHeight;
+        }
+        var secondaryheight = 0;
         if (document.getElementById('LC_secondary_menu') != null) { 
             secondaryheight = document.getElementById('LC_secondary_menu').offsetHeight;
         }
-        var crumbsheight = document.getElementById('LC_breadcrumbs').offsetHeight;
+        var crumbsheight = 0;
+        if (document.getElementById('LC_breadcrumbs') != null) {
+            crumbsheight = document.getElementById('LC_breadcrumbs').offsetHeight;
+        }
         var dccidheight = 0;
         if (document.getElementById('dccid') != null) {
             dccidheight = document.getElementById('dccid').offsetHeight;
@@ -3383,7 +3434,17 @@ function go(url) {
    if (url!='' && url!= null) {
        currentURL = null;
        currentSymb= null;
-       window.location.href=url;
+       var lcHostname = setLCHost();
+       if (lcHostname!='' && lcHostname!= null) {
+           var RegExp = /^https?\:/;
+           if (RegExp.test(url)) {
+               window.location.href=url;
+           } else {
+               window.location.href=lcHostname+url;
+           }
+       } else {
+           window.location.href=url;
+       }
    }
 }
 
@@ -3402,8 +3463,8 @@ ENDUTILITY
 
 sub jump_to_editres {
     my ($cfile,$home,$switchserver,$forceedit,$forcereg,$symb,$folderpath,
-        $title,$idx,$suppurl,$todocs,$suppanchor) = @_;
-    my ($jscall,$anchor);
+        $title,$hostname,$idx,$suppurl,$todocs,$suppanchor) = @_;
+    my ($jscall,$anchor,$usehttp,$usehttps,$is_ext);
     if ($switchserver) {
         if ($home) {
             $cfile = '/adm/switchserver?otherserver='.$home.'&amp;role='.
@@ -3423,9 +3484,37 @@ sub jump_to_editres {
         }
     } else {
         unless ($cfile =~ m{^/priv/}) {
-            if ($cfile =~ m{^(/adm/wrapper/ext/[^#]+)#([^#]+)$}) {
+            if ($cfile =~ m{^(/adm/wrapper/ext/([^#]+))(?:|#([^#]+))$}) {
                 $cfile = $1;
-                $anchor = $2;
+                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 ($anchor ne '') {
@@ -3451,6 +3540,16 @@ sub jump_to_editres {
             }
             if ($forceedit) {
                 $cfile .= (($cfile=~/\?/)?'&amp;':'?').'forceedit=1';
+                if ($usehttps) {
+                    $cfile = $env{'request.use_absolute'}.(($cfile =~ /^\//)? '':'/').$cfile;
+                }
+            } elsif ($usehttp) {
+                if ($hostname ne '') {
+                    $cfile = 'http://'.$hostname.(($cfile =~ /^\//)? '':'/').$cfile;
+                }
+                $cfile .= (($cfile=~/\?/)?'&amp;':'?').'usehttp=1';
+            } elsif ($usehttps) {
+                $cfile = $env{'request.use_absolute'}.(($cfile =~ /^\//)? '':'/').$cfile;
             }
             if ($forcereg) {
                 $cfile .= (($cfile=~/\?/)?'&amp;':'?').'register=1';
@@ -3477,15 +3576,18 @@ sub jump_to_editres {
 # javascript_valid_email
 #
 # Generates javascript to validate an e-mail address.
-# Returns a javascript function which accetps a form field as argumnent, and
+# 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 $scripttag .= <<'END';
-function validmail(field) {
+function validmail(field,suffix) {
     var str = field.value;
+    if (suffix != '' && suffix != undefined) {
+        str += suffix;
+    }
     if (window.RegExp) {
         var reg1str = "(@.*@)|(\\.\\.)|(@\\.)|(\\.@)|(^\\.)";
         var reg2str = "^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$"; //"