--- loncom/interface/loncommon.pm	2002/12/26 15:38:54	1.73
+++ loncom/interface/loncommon.pm	2003/02/13 21:35:50	1.80
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # a pile of common routines
 #
-# $Id: loncommon.pm,v 1.73 2002/12/26 15:38:54 www Exp $
+# $Id: loncommon.pm,v 1.80 2003/02/13 21:35:50 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -27,9 +27,7 @@
 #
 # YEAR=2001
 # 2/13-12/7 Guy Albertelli
-# 12/11,12/12,12/17 Scott Harrison
 # 12/21 Gerd Kortemeyer
-# 12/21 Scott Harrison
 # 12/25,12/28 Gerd Kortemeyer
 # YEAR=2002
 # 1/4 Gerd Kortemeyer
@@ -311,7 +309,44 @@ sub browser_and_searcher_javascript {
 END
 }
 
+sub studentbrowser_javascript {
+   unless ($ENV{'request.course.id'}) { return ''; }  
+   unless (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) {
+        return '';
+   }
+   return (<<'ENDSTDBRW');
+<script type="text/javascript" language="Javascript" >
+    var stdeditbrowser;
+    function openstdbrowser(formname,uname,udom) {
+        var url = '/adm/pickstudent?';
+        var filter;
+        eval('filter=document.'+formname+'.'+uname+'.value;');
+        if (filter != null) {
+           if (filter != '') {
+               url += 'filter='+filter+'&';
+	   }
+        }
+        url += 'form=' + formname + '&unameelement='+uname+
+                                    '&udomelement='+udom;
+        var title = 'Student Browser';
+        var options = 'scrollbars=1,resizable=1,menubar=0';
+        options += ',width=700,height=600';
+        stdeditbrowser = open(url,title,options,'1');
+        stdeditbrowser.focus();
+    }
+</script>
+ENDSTDBRW
+}
 
+sub selectstudent_link {
+    my ($form,$unameele,$udomele)=@_;
+   unless ($ENV{'request.course.id'}) { return ''; }  
+   unless (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) {
+        return '';
+   }
+    return "<a href='".'javascript:openstdbrowser("'.$form.'","'.$unameele.
+        '","'.$udomele.'");'."'>Select</a>";
+}
 
 ###############################################################
 
@@ -483,6 +518,9 @@ sub help_open_topic {
     my ($topic, $text, $stayOnPage, $width, $height) = @_;
     $text = "" if (not defined $text);
     $stayOnPage = 0 if (not defined $stayOnPage);
+    if ($ENV{'browser.interface'} eq 'textual') {
+	$stayOnPage=1;
+    }
     $width = 350 if (not defined $width);
     $height = 400 if (not defined $height);
     my $filename = $topic;
@@ -503,14 +541,16 @@ sub help_open_topic {
     # Add the text
     if ($text ne "")
     {
-	$template .= "<a href=\"$link\">$text</a> ";
+	$template .= 
+  "<table bgcolor='#3333AA' cellspacing='1' cellpadding='1' border='0'><tr>".
+  "<td bgcolor='#5555FF'><a href=\"$link\"><font color='#FFFFFF' size='2'>$text</font></a>";
     }
 
     # Add the graphic
     $template .= <<"ENDTEMPLATE";
-<a href="$link"><image src="/adm/help/gif/smallHelp.gif" border="0" alt="(Help: $topic)" /></a>
+ <a href="$link"><image src="/adm/help/gif/smallHelp.gif" border="0" alt="(Help: $topic)" /></a>
 ENDTEMPLATE
-
+    if ($text ne '') { $template.='</td></tr></table>' };
     return $template;
 
 }
@@ -674,11 +714,27 @@ See loncreateuser.pm for invocation and
 sub authform_header{  
     my %in = (
         formname => 'cu',
-        kerb_def_dom => 'MSU.EDU',
+        kerb_def_dom => '',
         @_,
     );
     $in{'formname'} = 'document.' . $in{'formname'};
     my $result='';
+
+#---------------------------------------------- Code for upper case translation
+    my $Javascript_toUpperCase;
+    unless ($in{kerb_def_dom}) {
+        $Javascript_toUpperCase =<<"END";
+        switch (choice) {
+           case 'krb': currentform.elements[choicearg].value =
+               currentform.elements[choicearg].value.toUpperCase();
+               break;
+           default:
+        }
+END
+    } else {
+        $Javascript_toUpperCase = "";
+    }
+
     $result.=<<"END";
 var current = new Object();
 current.radiovalue = 'nochange';
@@ -712,12 +768,7 @@ function changed_radio(choice,currentfor
 function changed_text(choice,currentform) {
     var choicearg = choice + 'arg';
     if (currentform.elements[choicearg].value !='') {
-        switch (choice) {
-            case 'krb': currentform.elements[choicearg].value =
-                currentform.elements[choicearg].value.toUpperCase();
-                break;
-            default:
-        }
+        $Javascript_toUpperCase
         // clear old field
         if ((current.argfield != choicearg) && (current.argfield != null)) {
             currentform.elements[current.argfield].value = '';
@@ -773,18 +824,26 @@ sub authform_kerberos{
     my %in = (
               formname => 'document.cu',
               kerb_def_dom => 'MSU.EDU',
+              kerb_def_auth => 'krb4',
               @_,
               );
     my $result='';
+    my $check4;
+    my $check5;
+    if ($in{'kerb_def_auth'} eq 'krb5') {
+       $check5 = " checked=\"on\"";
+    } else {
+       $check4 = " checked=\"on\"";
+    }
     $result.=<<"END";
 <input type="radio" name="login" value="krb" 
        onclick="javascript:changed_radio('krb',$in{'formname'});"
        onchange="javascript:changed_radio('krb',$in{'formname'});" />
 Kerberos authenticated with domain
-<input type="text" size="10" name="krbarg" value=""
+<input type="text" size="10" name="krbarg" value="$in{'kerb_def_dom'}"
        onchange="javascript:changed_text('krb',$in{'formname'});" />
-<input type="radio" name="krbver" value="4" checked="on" />Version 4
-<input type="radio" name="krbver" value="5" />Version 5
+<input type="radio" name="krbver" value="4" $check4 />Version 4
+<input type="radio" name="krbver" value="5" $check5 />Version 5
 END
     return $result;
 }
@@ -802,7 +861,7 @@ sub authform_internal{
        onclick="javascript:changed_radio('int',$args{'formname'});" />
 Internally authenticated (with initial password 
 <input type="text" size="10" name="intarg" value=""
-       onchange="javascript:changed_text('int',$args{'formname'});" />
+       onchange="javascript:changed_text('int',$args{'formname'});" />)
 END
     return $result;
 }
@@ -838,7 +897,7 @@ sub authform_filesystem{
        onclick="javascript:changed_radio('fsys',$in{'formname'});" />
 Filesystem authenticated (with initial password 
 <input type="text" size="10" name="fsysarg" value=""
-       onchange="javascript:changed_text('fsys',$in{'formname'});">
+       onchange="javascript:changed_text('fsys',$in{'formname'});">)
 END
     return $result;
 }
@@ -848,6 +907,89 @@ END
 ###############################################################
 
 ###############################################################
+##    Get Authentication Defaults for Domain                 ##
+###############################################################
+##
+## Returns default authentication type and an associated argument
+## as listed in file domain.tab
+##
+#-------------------------------------------
+
+=pod
+
+=item get_auth_defaults
+
+get_auth_defaults($target_domain) returns the default authentication
+type and an associated argument (initial password or a kerberos domain).
+These values are stored in lonTabs/domain.tab
+
+($def_auth, $def_arg) = &get_auth_defaults($target_domain);
+
+If target_domain is not found in domain.tab, returns nothing ('').
+
+=over 4
+
+=item get_auth_defaults
+
+=back
+
+=cut
+
+#-------------------------------------------
+sub get_auth_defaults {
+    my $domain=shift;
+    return ($Apache::lonnet::domain_auth_def{$domain},$Apache::lonnet::domain_auth_arg_def{$domain});
+}
+###############################################################
+##   End Get Authentication Defaults for Domain              ##
+###############################################################
+
+###############################################################
+##    Get Kerberos Defaults for Domain                 ##
+###############################################################
+##
+## Returns default kerberos version and an associated argument
+## as listed in file domain.tab. If not listed, provides
+## appropriate default domain and kerberos version.
+##
+#-------------------------------------------
+
+=pod
+
+=item get_kerberos_defaults
+
+get_kerberos_defaults($target_domain) returns the default kerberos
+version and domain. If not found in domain.tabs, it defaults to
+version 4 and the domain of the server.
+
+($def_version, $def_krb_domain) = &get_kerberos_defaults($target_domain);
+
+=over 4
+
+=item get_kerberos_defaults
+
+=back
+
+=cut
+
+#-------------------------------------------
+sub get_kerberos_defaults {
+    my $domain=shift;
+    my ($krbdef,$krbdefdom) =
+        &Apache::loncommon::get_auth_defaults($domain);
+    unless ($krbdef =~/^krb/ && $krbdefdom) {
+        $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/;
+        my $krbdefdom=$1;
+        $krbdefdom=~tr/a-z/A-Z/;
+        $krbdef = "krb4";
+    }
+    return ($krbdef,$krbdefdom);
+}
+###############################################################
+##   End Get Kerberos Defaults for Domain              ##
+###############################################################
+
+###############################################################
 ##                Thesaurus Functions                        ##
 ###############################################################
 
@@ -1010,6 +1152,13 @@ sub messagewrapper {
     return 
 "<a href='/adm/email?compose=individual&recname=$un&recdom=$do'>$link</a>";
 }
+# --------------------------------------------------------------- Notes Wrapper
+
+sub noteswrapper {
+    my ($link,$un,$do)=@_;
+    return 
+"<a href='/adm/email?recordftf=retrieve&recname=$un&recdom=$do'>$link</a>";
+}
 # ------------------------------------------------------------- Aboutme Wrapper
 
 sub aboutmewrapper {
@@ -1400,6 +1549,9 @@ $addentries>
 END
     if ($bodyonly) {
         return $bodytag;
+    } elsif ($ENV{'browser.interface'} eq 'textual') {
+        return $bodytag.'<h1>LON-CAPA: '.$title.
+         '</h1><a href="/adm/menu">Main Menu</a><hr />';
     } else {
         return(<<ENDBODY);
 $bodytag