--- loncom/homework/inputtags.pm	2006/04/18 22:36:23	1.191
+++ loncom/homework/inputtags.pm	2006/07/14 18:12:16	1.200
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # input  definitons
 #
-# $Id: inputtags.pm,v 1.191 2006/04/18 22:36:23 albertel Exp $
+# $Id: inputtags.pm,v 1.200 2006/07/14 18:12:16 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -31,6 +31,9 @@ use strict;
 use Apache::loncommon;
 use Apache::lonlocal;
 use Apache::lonnet;
+use lib '/home/httpd/lib/perl/';
+use LONCAPA;
+ 
 
 BEGIN {
     &Apache::lonxml::register('Apache::inputtags',('hiddenline','textfield','textline'));
@@ -280,7 +283,10 @@ sub start_textline {
 	$Apache::lonxml::evaluate--;
 	my $partid=$Apache::inputtags::part;
 	my $id=$Apache::inputtags::response[-1];
-	if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
+	if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER'
+	    || lc($Apache::lonhomework::problemstatus) eq 'no'
+	    || ($Apache::inputtags::status[-1] eq 'CANNOT_ANSWER' 
+		&& $Apache::lonhomework::history{"resource.$partid.solved"} !~ /^correct/	)) {
 	    my $size = &Apache::lonxml::get_param('size',$parstack,$safeeval);
 	    my $maxlength;
 	    if ($size eq '') { $size=20; } else {
@@ -295,12 +301,17 @@ sub start_textline {
 		}
 		my $readonly=&Apache::lonxml::get_param('readonly',$parstack,
 							$safeeval);
-		if (lc($readonly) eq 'yes') {
+		if (lc($readonly) eq 'yes' 
+		    || $Apache::inputtags::status[-1] eq 'CANNOT_ANSWER') {
 		    $readonly=' readonly="readonly" ';
 		} else {
 		    $readonly='';
 		}
-		$result.= '<input type="text" '.$readonly.' name="HWVAL_'.$id.'" value="'.
+		my $name = 'HWVAL_'.$id;
+		if ($Apache::inputtags::status[-1] eq 'CANNOT_ANSWER') {
+		    $name = "none";
+		}
+		$result.= '<input type="text" '.$readonly.' name="'.$name.'" value="'.
 		    $oldresponse.'" size="'.$size.'" maxlength="'.$maxlength.'" />';
 	    }
 	    if ($Apache::lonhomework::type eq 'exam'
@@ -430,21 +441,28 @@ sub file_selector {
 	    '<input type="text" size="50" name="HWPORT'.$jspart.'_'.$id.'" value="" />'.
 	    '<br />';
 	if ($Apache::lonhomework::history{"resource.$part.$id.portfiles"}=~/[^\s]/){
-	    my (@filelist,@bad_file_list);
-	    foreach my $file (split(',',&Apache::lonnet::unescape($Apache::lonhomework::history{"resource.$part.$id.portfiles"}))) {
+	    my (@file_list,@bad_file_list);
+	    foreach my $file (split(/\s*,\s*/,&unescape($Apache::lonhomework::history{"resource.$part.$id.portfiles"}))) {
 		my (undef,undef,$domain,$user)=&Apache::lonxml::whichuser();
 		my $url="/uploaded/$domain/$user/portfolio$file";
 		my $icon=&Apache::loncommon::icon($url);
-		push(@filelist,'<a href="'.$url.'"><img src="'.$icon.
+		push(@file_list,'<a href="'.$url.'"><img src="'.$icon.
 		     '" border="0" />'.$file.'</a>');
 		if (! &Apache::lonnet::stat_file($url)) {
+		    &Apache::lonnet::logthis("bad file is $url");
 		    push(@bad_file_list,'<a href="'.$url.'"><img src="'.$icon.
 			 '" border="0" />'.$file.'</a>');
 		}
 	    }
-	    $result.=&mt("Portfolio files previously selected: <strong>[_1]</strong>",join(', ',@filelist));
+	    my $files = '<span class="LC_filename">'.
+		join('</span>, <span class="LC_filename">',@file_list).
+		'</span>';
+	    $result.=&mt("Portfolio files previously selected: [_1]",$files);
 	    if (@bad_file_list) {
-		$result.='<br />'.&mt('<font color="red">These file(s) don\'t exist:</font> <strong>[_1]</strong>',join(', ',@bad_file_list));
+		my $bad_files = '<span class="LC_filename">'.
+		    join('</span>, <span class="LC_filename">',@bad_file_list).
+		    '</span>';
+		$result.='<br />'.&mt('<span class="LC_error">These file(s) don\'t exist:</span> [_1]',$bad_files);
 	    }
 	}
     }
@@ -539,8 +557,8 @@ sub decideoutput {
 
     if ($previous) { $previousmsg=&mt('You have entered that answer before'); }
     
-    if      ($solved =~ /^correct/) {
-	$bgcolor=$possiblecolors{'correct'};
+    if ($solved =~ /^correct/) {
+        $bgcolor=$possiblecolors{'correct'};
 	$message=&mt('You are correct.');
 	if ($awarded < 1 && $awarded > 0) {
 	    $message=&mt('You are partially correct.');
@@ -707,6 +725,20 @@ sub decideoutput {
 	$message = &mt("Unknown message").": $award";
 	$button=1;
     }
+    my (undef,undef,$domain,$user)=&Apache::lonxml::whichuser();
+    foreach my $resid(@Apache::inputtags::response){
+        if ($Apache::lonhomework::history{"resource.$part.$resid.handback"}) {
+	    $message.='<br />';
+	    my @files = split(/\s*,\s*/,
+			      $Apache::lonhomework::history{"resource.$part.$resid.handback"});
+	    my $file_msg;
+	    foreach my $file (@files) {
+		$file_msg.= '<br /><a href="/uploaded/'."$domain/$user".'/'.$file.'">'.$file.'</a>';
+	    }
+	    $message .= &mt('Returned file(s): [_1]',$file_msg);
+	}
+    }
+
     if (lc($Apache::lonhomework::problemstatus) eq 'no'  && 
 	$Apache::inputtags::status[-1] ne 'SHOW_ANSWER') {
 	$message = &mt("Answer Submitted: Your final submission will be graded after the due date.");