--- loncom/interface/lonhtmlcommon.pm	2006/07/31 18:43:12	1.148
+++ loncom/interface/lonhtmlcommon.pm	2007/10/04 01:16:58	1.166
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # a pile of common html routines
 #
-# $Id: lonhtmlcommon.pm,v 1.148 2006/07/31 18:43:12 albertel Exp $
+# $Id: lonhtmlcommon.pm,v 1.166 2007/10/04 01:16:58 banghart Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -60,7 +60,6 @@ use Time::Local;
 use Time::HiRes;
 use Apache::lonlocal;
 use Apache::lonnet;
-use lib '/home/httpd/lib/perl/';
 use LONCAPA;
 
 ##############################################
@@ -78,7 +77,7 @@ use LONCAPA;
 sub authorbombs {
     my $url=shift;
     $url=&Apache::lonnet::declutter($url);
-    my ($udom,$uname)=($url=~/^(\w+)\/(\w+)\//);
+    my ($udom,$uname)=($url=~m{^($LONCAPA::domain_re)/($LONCAPA::username_re)/});
     my %bombs=&Apache::lonmsg::all_url_author_res_msg($uname,$udom);
     foreach (keys %bombs) {
 	if ($_=~/^$udom\/$uname\//) {
@@ -141,6 +140,7 @@ sub select_recent {
     foreach my $value (sort(keys(%recent))) {
 	unless ($value =~/^error\:/) {
 	    my $escaped = &Apache::loncommon::escape_url($value);
+	    &Apache::loncommon::inhibit_menu_check(\$escaped);
 	    $return.="\n<option value='$escaped'>".
 		&unescape((split(/\&/,$recent{$value}))[1]).
 		'</option>';
@@ -481,6 +481,19 @@ ENDJS
     return $result;
 }
 
+
+sub build_url {
+    my ($base, $fields)=@_;
+    my $url;
+    $url = $base.'?';
+    foreach my $key(keys(%$fields)) {
+        $url.=$key.'='.$$fields{$key}.'&amp;';
+    }
+    $url =~ s/&amp;$//;
+    return $url;
+}
+
+
 ##############################################
 ##############################################
 
@@ -682,23 +695,18 @@ Returns: a perl string as described.
 ##############################################
 ##############################################
 sub StatusOptions {
-    my ($status, $formName,$size,$onchange)=@_;
+    my ($status, $formName,$size,$onchange,$mult)=@_;
     $size = 1 if (!defined($size));
     if (! defined($status)) {
         $status = 'Active';
         $status = $env{'form.Status'} if (exists($env{'form.Status'}));
     }
 
-    my $OpSel1 = '';
-    my $OpSel2 = '';
-    my $OpSel3 = '';
-
-    if($status eq 'Any')         { $OpSel3 = ' selected'; }
-    elsif($status eq 'Expired' ) { $OpSel2 = ' selected'; }
-    else                         { $OpSel1 = ' selected'; }
-
     my $Str = '';
     $Str .= '<select name="Status"';
+    if (defined($mult)){
+        $Str .= ' multiple="multiple" ';
+    }
     if(defined($formName) && $formName ne '' && ! defined($onchange)) {
         $Str .= ' onchange="document.'.$formName.'.submit()"';
     }
@@ -707,12 +715,18 @@ sub StatusOptions {
     }
     $Str .= ' size="'.$size.'" ';
     $Str .= '>'."\n";
-    $Str .= '<option value="Active" '.$OpSel1.'>'.
-        &mt('Currently Enrolled').'</option>'."\n";
-    $Str .= '<option value="Expired" '.$OpSel2.'>'.
-        &mt('Previously Enrolled').'</option>'."\n";
-    $Str .= '<option value="Any" '.$OpSel3.'>'.
-        &mt('Any Enrollment Status').'</option>'."\n";
+    foreach my $type (['Active',  &mt('Currently Has Access')],
+		      ['Future',  &mt('Will Have Future Access')],
+		      ['Expired', &mt('Previously Had Access')],
+		      ['Any',     &mt('Any Access Status')]) {
+	my ($name,$label) = @$type;
+	$Str .= '<option value="'.$name.'" ';
+	if ($status eq $name) {
+	    $Str .= 'selected="selected" ';
+	}
+	$Str .= '>'.$label.'</option>'."\n";
+    }
+
     $Str .= '</select>'."\n";
 }
 
@@ -855,7 +869,7 @@ sub Create_PrgWin {
          popwin=open(\'\',\'popwin\',\'width=400,height=100\');".
         "popwin.document.writeln(\'".$start_page.
               "<h4>$heading<\/h4>".
-              "<form name=\"popremain\" method=\"post\">".
+              "<form action= \"\" name=\"popremain\" method=\"post\">".
               '<input type="text" size="'.$width.'" name="remaining" value="'.
 	      &mt('Starting').'" /><\\/form>'.$end_page.
               "\');".
@@ -867,7 +881,7 @@ sub Create_PrgWin {
 	$prog_state{'window'}='window';
 	if (!$formname) {
 	    $prog_state{'formname'}=&get_uniq_name();
-	    &r_print($r,'<form name="'.$prog_state{'formname'}.'">');
+	    &r_print($r,'<form action="" name="'.$prog_state{'formname'}.'">');
 	} else {
 	    $prog_state{'formname'}=$formname;
 	}
@@ -894,7 +908,7 @@ sub Create_PrgWin {
 # update progress
 sub Update_PrgWin {
     my ($r,$prog_state,$displayString)=@_;
-    &r_print($r,'<script>'.$$prog_state{'window'}.'.document.'.
+    &r_print($r,'<script type="text/javascript">'.$$prog_state{'window'}.'.document.'.
 	     $$prog_state{'formname'}.'.'.
 	     $$prog_state{'inputname'}.'.value="'.
 	     $displayString.'";</script>');
@@ -1005,18 +1019,23 @@ sub crumbs {
 		} 
 	    } else {
 		$path.='/'; 
+	    }	    
+            my $href_path = &HTML::Entities::encode($path,'<>&"');
+	    &Apache::loncommon::inhibit_menu_check(\$href_path);
+	    if ($form) {
+	        my $href = 'javascript:'.$form.".action='".$href_path."';".$form.'.submit();';
+	        $output.=qq{<a href="$href" $target>$dir</a>/};
+	    } else {
+	        $output.=qq{<a href="$href_path" $target>$dir</a>/};
 	    }
-            my $linkpath = &Apache::loncommon::escape_single($path);
-            if ($form) {
-		$linkpath=
-                    qq{javascript:$form.action='$linkpath';$form.submit();};
-            }
-	    $output.=qq{<a href="$linkpath" $target>$dir</a>/};
 	}
     } else {
-	$output.=$uri;
+	foreach my $dir (split('/',$uri)) {
+            if (! $dir) { next; }
+	    $output.=$dir.'/';
+	}
     }
-    unless ($uri=~/\/$/) { $output=~s/\/$//; }
+    if ($uri !~ m|/$|) { $output=~s|/$||; }
     return $output.'</font>'.($noformat?'':'</b></tt><br />');
 }
 
@@ -1045,7 +1064,7 @@ var checkwin;
 function spellcheckerwindow(string) {
     var esc_string = string.replace(/\"/g,'&quot;');
     checkwin=window.open($nothing,'spellcheckwin','height=320,width=280,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no');
-    checkwin.document.writeln('$start_page<form name="spellcheckform" action="/adm/spellcheck" method="post"><input type="hidden" name="text" value="'+esc_string+'" /><\/form>$end_page');
+    checkwin.document.writeln('$start_page<form name="spellcheckform" action="/adm/spellcheck" method="post"><input type="hidden" name="text" value="'+esc_string+'" /><\\/form>$end_page');
     checkwin.document.close();
 }
 // END LON-CAPA Internal -->
@@ -1202,7 +1221,8 @@ Pushes a breadcrumb on the stack of crum
 
 input: $breadcrumb, a hash reference.  The keys 'href','title', and 'text'
 are required.  If present the keys 'faq' and 'bug' will be used to provide
-links to the FAQ and bug sites.
+links to the FAQ and bug sites. If the key 'no_mt' is present the 'title' 
+and 'text' values won't be sent through &mt()
 
 returns: nothing    
 
@@ -1252,13 +1272,22 @@ returns: nothing
                      if (defined($_->{'target'}) && $_->{'target'} ne '') {
                          $result .= 'target="'.$_->{'target'}.'" ';
                      }
-                     $result .='title="'.&mt($_->{'title'}).'">'.
-                         &mt($_->{'text'}).'</a>';
+		     if ($_->{'no_mt'}) {
+			 $result .='title="'.$_->{'title'}.'">'.
+			     $_->{'text'}.'</a>';
+		     } else {
+			 $result .='title="'.&mt($_->{'title'}).'">'.
+			     &mt($_->{'text'}).'</a>';
+		     }
                      $result;
                      } @Crumbs
                  );
         $links .= '-&gt;' if ($links ne '');
-        $links .= '<b>'.&mt($last->{'text'}).'</b>';
+	if ($last->{'no_mt'}) {
+	    $links .= '<b>'.$last->{'text'}.'</b>';
+	} else {
+	    $links .= '<b>'.&mt($last->{'text'}).'</b>';
+	}
         #
         my $icons = '';
         $faq = $last->{'faq'} if (exists($last->{'faq'}));
@@ -1321,7 +1350,7 @@ returns: nothing
 # row2
 # row3   ... etc.
 # &submit_row(0
-# &end_pickbox()
+# &end_pick_box()
 #
 # where row1, row 2 etc. are chosen from &role_select_row,&course_select_row,
 # &status_select_row and &email_default_row
@@ -1559,7 +1588,6 @@ sub status_select_row {
 sub email_default_row {
     my ($authtypes,$title,$descrip,$css_class) = @_;
     my $output = &row_title($title,$css_class);
-    my @rowcols = ('#eeeeee','#dddddd');
     $output .= $descrip.
 	&Apache::loncommon::start_data_table().
 	&Apache::loncommon::start_data_table_header_row().
@@ -1830,6 +1858,43 @@ sub set_form_elements {
     return $output;
 }
 
+##############################################
+##############################################
+
+# javascript_valid_email
+#
+# Generates javascript to validate an e-mail address.
+# Returns a javascript function which accetps a form field as argumnent, 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 $scripttag .= <<'END';
+function validmail(field) {
+    var str = field.value;
+    if (window.RegExp) {
+        var reg1str = "(@.*@)|(\\.\\.)|(@\\.)|(\\.@)|(^\\.)";
+        var reg2str = "^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$"; //"
+        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;
+}
+
 1;
 
 __END__