--- loncom/interface/lonhtmlcommon.pm	2003/06/19 15:02:37	1.25
+++ loncom/interface/lonhtmlcommon.pm	2004/01/15 20:22:47	1.40
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # a pile of common html routines
 #
-# $Id: lonhtmlcommon.pm,v 1.25 2003/06/19 15:02:37 matthew Exp $
+# $Id: lonhtmlcommon.pm,v 1.40 2004/01/15 20:22:47 www Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -56,8 +56,76 @@ html.
 package Apache::lonhtmlcommon;
 
 use Time::Local;
+use Apache::lonlocal;
 use strict;
 
+
+##############################################
+##############################################
+
+=pod
+
+=item authorbombs
+
+=cut
+
+##############################################
+##############################################
+
+sub authorbombs {
+    my $url=shift;
+    $url=&Apache::lonnet::declutter($url);
+    my ($udom,$uname)=($url=~/^(\w+)\/(\w+)\//);
+    my %bombs=&Apache::lonmsg::all_url_author_res_msg($uname,$udom);
+    foreach (keys %bombs) {
+	if ($_=~/^$udom\/$uname\//) {
+	    return '<a href="/adm/bombs/'.$url.
+		'"><img src="/adm/lonMisc/bomb.gif" border="0" /></a>'.
+		&Apache::loncommon::help_open_topic('About_Bombs');
+	}
+    }
+    return '';
+}
+
+##############################################
+##############################################
+
+=pod
+
+=item textbox
+
+=cut
+
+##############################################
+##############################################
+sub textbox {
+    my ($name,$value,$size,$special) = @_;
+    $size = 40 if (! defined($size));
+    my $Str = '<input type="text" name="'.$name.'" size="'.$size.'" '.
+        'value="'.$value.'" '.$special.' />';
+    return $Str;
+}
+
+##############################################
+##############################################
+
+=pod
+
+=item checkbox
+
+=cut
+
+##############################################
+##############################################
+sub checkbox {
+    my ($name,$value) = @_;
+    my $Str = '<input type="checkbox" name="'.$name.'"'.
+	($value?' checked="1"':'').' />';
+    return $Str;
+}
+
+
+
 ##############################################
 ##############################################
 
@@ -85,6 +153,11 @@ The current setting for this time parame
 An undefined value is taken to indicate the value is the current time.
 Also, to be explicit, a value of 'now' also indicates the current time.
 
+=item $special
+
+Additional html/javascript to be associated with each element in
+the date_setter.  See lonparmset for example usage.
+
 =back
 
 Bugs
@@ -96,14 +169,21 @@ The method used to restrict user input w
 ##############################################
 ##############################################
 sub date_setter {
-    my ($formname,$dname,$currentvalue) = @_;
+    my ($formname,$dname,$currentvalue,$special,$includeempty) = @_;
     if (! defined($currentvalue) || $currentvalue eq 'now') {
-        $currentvalue = time;
+	unless ($includeempty) {
+	    $currentvalue = time;
+	} else {
+	    $currentvalue = 0;
+	}
     }
     # other potentially useful values:     wkday,yrday,is_daylight_savings
-    my ($sec,$min,$hour,$mday,$month,$year,undef,undef,undef) = 
-        localtime($currentvalue);
-    $year += 1900;
+    my ($sec,$min,$hour,$mday,$month,$year)=('','','','','','');
+    if ($currentvalue) {
+	($sec,$min,$hour,$mday,$month,$year,undef,undef,undef) = 
+	    localtime($currentvalue);
+	$year += 1900;
+    }
     my $result = "\n<!-- $dname date setting form -->\n";
     $result .= <<ENDJS;
 <script language="Javascript">
@@ -137,49 +217,64 @@ sub date_setter {
             document.$formname.$dname\_day.value = 30;
         }
     }
+
+    function $dname\_opencalendar() {
+       var calwin=window.open(
+"/adm/announcements?pickdate=yes&formname=$formname&element=$dname&month="+
+document.$formname.$dname\_month.value+"&year="+
+document.$formname.$dname\_year.value,
+             "LONCAPAcal",
+              "height=350,width=350,scrollbars=yes,resizable=yes,menubar=no");
+
+    }
 </script>
 ENDJS
-    $result .= "  <select name=\"$dname\_month\" ".
+    $result .= "  <nobr><select name=\"$dname\_month\" ".$special.' '.
         "onChange=\"javascript:$dname\_checkday()\" >\n";
     my @Months = qw/January February  March     April   May      June 
                     July    August    September October November December/;
     # Pad @Months with a bogus value to make indexing easier
     unshift(@Months,'If you can read this an error occurred');
+    if ($includeempty) { $result.="<option value=''></option>"; }
     for(my $m = 1;$m <=$#Months;$m++) {
         $result .= "      <option value=\"$m\" ";
-        $result .= "selected " if ($m-1 == $month);
-        $result .= "> $Months[$m] </option>\n";
+        $result .= "selected " if ($m-1 eq $month);
+        $result .= "> ".&mt($Months[$m])." </option>\n";
     }
     $result .= "  </select>\n";
     $result .= "  <input type=\"text\" name=\"$dname\_day\" ".
-            "value=\"$mday\" size=\"3\" ".
+            "value=\"$mday\" size=\"3\" ".$special.' '.
             "onChange=\"javascript:$dname\_checkday()\" />\n";
     $result .= "  <input type=\"year\" name=\"$dname\_year\" ".
-            "value=\"$year\" size=\"5\" ".
+            "value=\"$year\" size=\"5\" ".$special.' '.
             "onChange=\"javascript:$dname\_checkday()\" />\n";
     $result .= "&nbsp;&nbsp;";
-    $result .= "  <select name=\"$dname\_hour\" >\n";
+    $result .= "  <select name=\"$dname\_hour\" ".$special." >\n";
+    if ($includeempty) { $result.="<option value=''></option>"; }
     for (my $h = 0;$h<24;$h++) {
         $result .= "      <option value=\"$h\" ";
         $result .= "selected " if ($hour == $h);
         $result .= "> ";
+	my $timest='';
         if ($h == 0) {
-            $result .= "12 am";
+            $timest .= "12 am";
         } elsif($h == 12) {
-            $result .= "12 noon";
+            $timest .= "12 noon";
         } elsif($h < 12) {
-            $result .= "$h am";
+            $timest .= "$h am";
         } else {
-            $result .= $h-12 ." pm";
+            $timest .= $h-12 ." pm";
         }
-        $result .= " </option>\n";
+	$timest=&mt($timest);
+        $result .= $timest." </option>\n";
     } 
     $result .= "  </select>\n";
-    $result .= "  <input type=\"text\" name=\"$dname\_minute\" ".
+    $result .= "  <input type=\"text\" name=\"$dname\_minute\" ".$special.' '.
         "value=\"$min\" size=\"3\" /> m\n";
-    $result .= "  <input type=\"text\" name=\"$dname\_second\" ".
+    $result .= "  <input type=\"text\" name=\"$dname\_second\" ".$special.' '.
         "value=\"$sec\" size=\"3\" /> s\n";
-    $result .= "<!-- end $dname date setting form -->\n";
+    $result .= "<a href=\"javascript:$dname\_opencalendar()\">".
+    &mt('Select Date')."</a></nobr>\n<!-- end $dname date setting form -->\n";
     return $result;
 }
 
@@ -230,7 +325,7 @@ sub get_date_from_form {
     }
     if (defined($ENV{'form.'.$dname.'_hour'})) {
         my $tmphour = $ENV{'form.'.$dname.'_hour'};
-        if (($tmphour =~ /^\d+$/) && ($tmphour > 0) && ($tmphour < 32)) {
+        if (($tmphour =~ /^\d+$/) && ($tmphour >= 0) && ($tmphour < 24)) {
             $hour = $tmphour;
         }
     }
@@ -253,7 +348,9 @@ sub get_date_from_form {
         }
     }
     if (($year<70) || ($year>137)) { return undef; }
-    if (eval(&timelocal($sec,$min,$hour,$day,$month,$year))) {
+    if (defined($sec) && defined($min)   && defined($hour) &&
+        defined($day) && defined($month) && defined($year) &&
+        eval(&timelocal($sec,$min,$hour,$day,$month,$year))) {
         return &timelocal($sec,$min,$hour,$day,$month,$year);
     } else {
         return undef;
@@ -341,6 +438,9 @@ the selection box is set to document.$fo
 
 $size: the size (number of lines) of the selection box.
 
+$onchange: javascript to use when the value is changed.  Enclosed in 
+double quotes, ""s, not single quotes.
+
 Returns: a perl string as described.
 
 =cut
@@ -348,7 +448,7 @@ Returns: a perl string as described.
 ##############################################
 ##############################################
 sub StatusOptions {
-    my ($status, $formName,$size)=@_;
+    my ($status, $formName,$size,$onchange)=@_;
     $size = 1 if (!defined($size));
     if (! defined($status)) {
         $status = 'Active';
@@ -365,17 +465,20 @@ sub StatusOptions {
 
     my $Str = '';
     $Str .= '<select name="Status"';
-    if(defined($formName) && $formName ne '') {
+    if(defined($formName) && $formName ne '' && ! defined($onchange)) {
         $Str .= ' onchange="document.'.$formName.'.submit()"';
     }
+    if (defined($onchange)) {
+        $Str .= ' onchange="'.$onchange.'"';
+    }
     $Str .= ' size="'.$size.'" ';
     $Str .= '>'."\n";
     $Str .= '<option value="Active" '.$OpSel1.'>'.
-        'Currently Enrolled</option>'."\n";
+        &mt('Currently Enrolled').'</option>'."\n";
     $Str .= '<option value="Expired" '.$OpSel2.'>'.
-        'Previously Enrolled</option>'."\n";
+        &mt('Previously Enrolled').'</option>'."\n";
     $Str .= '<option value="Any" '.$OpSel3.'>'.
-        'Any Enrollment Status</option>'."\n";
+        &mt('Any Enrollment Status').'</option>'."\n";
     $Str .= '</select>'."\n";
 }
 
@@ -684,7 +787,8 @@ sub Create_PrgWin {
 	      "<body bgcolor=\"#88DDFF\">".
               "<h4>$heading</h4>".
               "<form name=popremain>".
-              "<input type=text size=55 name=remaining value=Starting></form>".
+              '<input type="text" size="55" name="remaining" value="'.
+	      &mt('Starting').'"></form>'.
               "</body></html>\');".
     "popwin.document.close();".
     "</script>");
@@ -719,16 +823,16 @@ sub Increment_PrgWin {
     if (int ($time_est/60) > 0) {
 	my $min = int($time_est/60);
 	my $sec = $time_est % 60;
-	$time_est = $min.' minutes';
+	$time_est = $min.' '.&mt('minutes');
         if ($min < 10)  {
             if ($sec > 1) {
-                $time_est.= ', '.$sec.' seconds';
+                $time_est.= ', '.$sec.' '.&mt('seconds');
             } elsif ($sec > 0) {
-                $time_est.= ', '.$sec.' second';
+                $time_est.= ', '.$sec.' '.&mt('second');
             }
         }
     } else {
-	$time_est .= ' seconds';
+	$time_est .= ' '.&mt('seconds');
     }
     my $lasttime = &Time::HiRes::time()-$$prog_state{'laststart'};
     if ($lasttime > 9) {
@@ -739,13 +843,23 @@ sub Increment_PrgWin {
         $lasttime = sprintf("%3.2f",$lasttime);
     }
     if ($lasttime == 1) {
-        $lasttime = '('.$lasttime.' second for '.$extraInfo.')';
+        $lasttime = '('.$lasttime.' '.&mt('second for').' '.$extraInfo.')';
     } else {
-        $lasttime = '('.$lasttime.' seconds for '.$extraInfo.')';
+        $lasttime = '('.$lasttime.' '.&mt('seconds for').' '.$extraInfo.')';
+    }
+    #
+    my $user_browser = $ENV{'browser.type'} if (exists($ENV{'browser.type'}));
+    my $user_os      = $ENV{'browser.os'}   if (exists($ENV{'browser.os'}));
+    if (! defined($user_browser) || ! defined($user_os)) {
+        (undef,$user_browser,undef,undef,undef,$user_os) = 
+                           &Apache::loncommon::decode_user_agent();
+    }
+    if ($user_browser eq 'explorer' && $user_os =~ 'mac') {
+        $lasttime = '';
     }
     $r->print('<script>popwin.document.popremain.remaining.value="'.
 	      $$prog_state{'done'}.'/'.$$prog_state{'max'}.
-	      ': '.$time_est.' remaining '.$lasttime.'";'.'</script>');
+	      ': '.$time_est.' '.&mt('remaining').' '.$lasttime.'";'.'</script>');
     $$prog_state{'laststart'}=&Time::HiRes::time();
     $r->rflush();
 }
@@ -758,6 +872,27 @@ sub Close_PrgWin {
     $r->rflush(); 
 }
 
+
+# ------------------------------------------------------- Puts directory header
+
+sub crumbs {
+    my ($uri,$target,$prefix)=@_;
+    my $output='<br /><tt><b><font size="+2">'.$prefix.'/';
+    if ($ENV{'user.adv'}) {
+	my $path=$prefix;
+	foreach (split('/',$uri)) {
+	    unless ($_) { next; }
+	    $path.='/'.$_;
+	    $output.='<a href="'.$path.'"'.($target?' target="'.$target.'"':'').'>'.$_.'</a>/';
+	}
+    } else {
+	$output.=$uri;
+    }
+    unless ($uri=~/\/$/) { $output=~s/\/$//; }
+    return $output.'</font></b></tt><br />';
+}
+
+
 1;
 
 __END__