--- loncom/homework/response.pm	2015/03/09 16:19:54	1.243
+++ loncom/homework/response.pm	2015/10/30 03:49:47	1.244
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # various response type definitons response definition
 #
-# $Id: response.pm,v 1.243 2015/03/09 16:19:54 raeburn Exp $
+# $Id: response.pm,v 1.244 2015/10/30 03:49:47 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -513,6 +513,9 @@ 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);
@@ -575,119 +578,6 @@ sub start_mathresponse {
     return $result;
 }
 
-sub edit_mathresponse_button {
-    my ($partid,$id)=@_;
-    my $field = 'HWVAL_'.$partid.'_'.$id;
-    my $eqneditor = 'lcmath';
-    if ($env{'browser.type'} eq 'safari') {
-        if ($env{'browser.os'} eq 'mac') {
-            my ($prefix,$version) = ($env{'browser.version'} =~ /^(\d*)(\d{3})\./);
-            if ($env{'browser.mobile'}) {
-                if (($version < 531) || (($prefix eq '') && ($version < 533))) {
-                    $eqneditor = '';
-                }
-            } elsif ($version < 533) {
-                $eqneditor = 'dragmath';
-            }
-        } elsif ($env{'browser.os'} eq 'win') {
-            if ($env{'browser.version'} < 533) {
-                $eqneditor = 'dragmath';
-            }
-        }
-    } elsif ($env{'browser.type'} eq 'explorer') {
-        if ($env{'browser.version'} < 9) {
-            $eqneditor = 'dragmath';
-        }
-    } elsif ($env{'browser.type'} eq 'mozilla') {
-        if ($env{'browser.version'} < 5) {
-            $eqneditor = 'dragmath';
-        } else {
-            if ($env{'browser.info'} =~ /^firefox\-([\d\.]+)/) {
-                my $firefox = $1;
-                if ($firefox < 4) {
-                    $eqneditor = 'dragmath';
-                }
-            }
-        }
-    } elsif ($env{'browser.type'} eq 'chrome') {
-        if ($env{'browser.version'} < 5) {
-            $eqneditor = 'dragmath';
-        }
-    } elsif ($env{'browser.type'} eq 'opera') {
-        if ($env{'browser.version'} < 12) {
-            $eqneditor = 'dragmath';
-        }
-    }
-    if ($eqneditor eq 'lcmath') {
-        if (($env{'request.course.id'}) && ($env{'request.state'} ne 'construct')) {
-            if (exists($env{'course.'.$env{'request.course.id'}.'.uselcmath'})) {
-                if ($env{'course.'.$env{'request.course.id'}.'.uselcmath'} eq '0') {
-                    $eqneditor = 'dragmath';
-                }
-            } else {
-                my %domdefs = &Apache::lonnet::get_domain_defaults($env{'course.'.$env{'request.course.id'}.'.domain'});
-                if ($domdefs{'uselcmath'} eq '0') {
-                    $eqneditor = 'dragmath';
-                }
-            }
-        } else {
-            my %domdefs = &Apache::lonnet::get_domain_defaults($env{'course.'.$env{'request.course.id'}.'.domain'});
-            if ($domdefs{'uselcmath'} eq '0') {
-                $eqneditor = 'dragmath';
-            }
-        }
-    }
-    if ($eqneditor eq 'dragmath') {
-        # 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
-    } elsif ($eqneditor eq 'lcmath') {
-        # 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
-  LCmathField.setAttribute('data-implicit_operators', 'true');
-  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 $result;
@@ -742,15 +632,6 @@ sub end_mathresponse {
 	    }
 	}
     }
-    if ($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);