--- loncom/homework/response.pm	2014/12/30 20:03:10	1.238
+++ loncom/homework/response.pm	2018/03/30 23:50:13	1.245
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # various response type definitons response definition
 #
-# $Id: response.pm,v 1.238 2014/12/30 20:03:10 raeburn Exp $
+# $Id: response.pm,v 1.245 2018/03/30 23:50:13 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -181,7 +181,6 @@ sub setrandomnumber {
     } else {
 	($rndmod,$rndmod2)=&Apache::lonnet::digest("$id1,$id2");
     }
-    $Apache::lonhomework::results{'resource.'.$id1.'.rawrndseed'}=$rndseed;
     if ($rndseed =~/([,:])/) {
 	my $char=$1;
 	use integer;
@@ -198,7 +197,6 @@ sub setrandomnumber {
 	}
     }
     &Apache::lonxml::debug("randseed $rndmod $rndseed");
-    $Apache::lonhomework::results{'resource.'.$id1.'.rndseed'}=$rndseed;
     &Apache::lonnet::setup_random_from_rndseed($rndseed);
     return '';
 }
@@ -267,10 +265,15 @@ sub mandatory_part_meta {
 }
 
 sub meta_part_order {
+    my ($type) = @_; 
     if (@Apache::inputtags::partlist) {
 	my @parts=@Apache::inputtags::partlist;
-	shift(@parts);
+        unless ($type eq 'library') {
+	    shift(@parts);
+        }
 	return '<partorder>'.join(',',@parts).'</partorder>'."\n";
+    } elsif ($type eq 'library') {
+        return '<partorder></partorder>'."\n";
     } else {
 	return '<partorder>0</partorder>'."\n";
     }
@@ -515,6 +518,9 @@ sub end_customresponse {
 	    &Apache::lonhomework::set_bubble_lines();
 	}
     }
+    if ($target eq 'web') {
+        &setup_prior_tries_hash(\&format_prior_response_math);
+    }
     pop(@Apache::lonxml::namespace);
     pop(@Apache::response::custom_answer);
     pop(@Apache::response::custom_answer_type);
@@ -577,63 +583,6 @@ sub start_mathresponse {
     return $result;
 }
 
-sub edit_mathresponse_button {
-    my ($partid,$id)=@_;
-    my $field = 'HWVAL_'.$partid.'_'.$id;
-    my $btype = $env{'browser.type'};
-    my $bversion = $env{'browser.version'};
-    if (($btype eq 'explorer' && $bversion < 9) || ($btype eq 'safari' && $bversion < 3) ||
-        ($btype eq 'mozilla' && $bversion < 3)) {
-      # DragMath applet
-      my $button=&mt('Edit Answer');
-#     my $helplink=&Apache::loncommon::help_open_topic('Formula_Editor');
-      my $iconpath=$Apache::lonnet::perlvar{'lonIconsURL'};
-      return(<<ENDFORMULABUTTON);
-<script type="text/javascript" language="JavaScript">
-function LC_mathedit_${field} (LCtextline) {
-    thenumber = LCtextline;
-    var thedata = '';
-    if (document.getElementById(LCtextline)) {
-        thedata = document.getElementById(LCtextline).value;
-    }
-    newwin = window.open("/adm/dragmath/MaximaPopup.html","","width=565,height=400,resizable");
-}
-</script>
-<a href="javascript:LC_mathedit_${field}('${field}');void(0);"><img class="stift" src="$iconpath/stift.gif" alt="$button" title="$button" /></a>
-ENDFORMULABUTTON
-      
-    } else {
-        # LON-CAPA math equation editor
-        my $mathjaxjs;
-        unless (lc(&Apache::lontexconvert::tex_engine()) eq 'mathjax') {
-            $mathjaxjs = <<"MATHJAX_SCRIPT";
-var mathjaxscript = document.createElement("script");
-    mathjaxscript.type = "text/javascript";
-    mathjaxscript.src = "/adm/MathJax/MathJax.js?config=TeX-AMS-MML_HTMLorMML";
-    document.body.appendChild(mathjaxscript);
-MATHJAX_SCRIPT
-        }
-        return(<<EQ_EDITOR_SCRIPT);
-<script type="text/javascript">
-  var LCmathField = document.getElementById('${field}');
-  LCmathField.className += ' math'; // note the space
-  var LCMATH_started;
-  if (typeof LCMATH_started === 'undefined') {
-    $mathjaxjs
-    LCMATH_started = true;
-    var script = document.createElement("script");
-    script.type = "text/javascript";
-    script.src = "/adm/LC_math_editor/LC_math_editor.min.js";
-    document.body.appendChild(script);
-    window.addEventListener('load', function(e) {
-        LCMATH.initEditors();
-    }, false);
-  }
-</script>
-EQ_EDITOR_SCRIPT
-    }
-}
-
 sub end_mathresponse {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     my $result;
@@ -688,15 +637,6 @@ sub end_mathresponse {
 	    }
 	}
     }
-    if ($target eq 'web') {
-	&setup_prior_tries_hash(\&format_prior_response_math);
-        my $partid = $Apache::inputtags::part;
-        my $id = $Apache::inputtags::response[-1];
-        if (($Apache::inputtags::status['-1'] eq 'CAN_ANSWER')
-           && (&Apache::lonnet::EXT('resource.'.$partid.'_'.$id.'.turnoffeditor') ne 'yes')) {
-            $result.=&edit_mathresponse_button($partid,$id);
-        }
-    }
 
     pop(@Apache::lonxml::namespace);
     pop(@Apache::response::custom_answer);