MDL-47494 ddimageortext: NOBUG started making this a mixed question type with draggable text as welll as

draggable images.

question/type/ddimageortext/edit_ddimagetoimage_form.php

@@ -276,6 +276,7 @@ class qtype_ddimagetoimage_edit_form extends question_edit_form {
         $PAGE->requires->yui_module('moodle-qtype_ddimagetoimage-form',
                                         'M.qtype_ddimagetoimage.init_form',
                                         array($params));
+        //$PAGE->requires->css('/lib/yui/3.4.0/build/csscssfonts/fonts-context-min.css');
 
         return $question;
     }
@@ -316,12 +317,7 @@ class qtype_ddimagetoimage_edit_form extends question_edit_form {
                     $errors["drops[$i]"] =
                                 get_string('formerror_noxleft', 'qtype_ddimagetoimage');
                 }
-                if (!self::file_uploaded($data['dragitem'][$choice - 1])) {
-                    $errors["drops[$i]"] =
-                                    get_string('formerror_nofile', 'qtype_ddimagetoimage', $choice);
-                    $errors['dragitem['.($choice - 1).']'] =
-                                    get_string('formerror_nofile2', 'qtype_ddimagetoimage', $i);
-                }
+
                 if (isset($allchoices[$choice]) && !$data['drags'][$choice-1]['infinite']) {
                     $errors["drops[$i]"] =
                      get_string('formerror_multipledraginstance', 'qtype_ddimagetoimage', $choice);

question/type/ddimageortext/renderer.php

@@ -37,7 +37,12 @@ require_once($CFG->dirroot . '/question/type/gapselect/rendererbase.php');
  */
 class qtype_ddimagetoimage_renderer extends qtype_with_combined_feedback_renderer {
 
-
+    public function head_code(question_attempt $qa) {
+        $this->page->requires->css('/lib/yui/3.4.0/build/csscssfonts/fonts-context-min.css');
+        $this->page->requires->yui2_lib('event');
+        $this->page->requires->yui2_lib('dragdrop');
+        return parent::head_code($qa);
+    }
     public function clear_wrong(question_attempt $qa) {
         $question = $qa->get_question();
         $response = $qa->get_last_qt_data();
@@ -84,9 +89,18 @@ class qtype_ddimagetoimage_renderer extends qtype_with_combined_feedback_rendere
                 if ($dragimage->isinfinite) {
                     $classes[] = 'infinite';
                 }
-                $dragimagehomesgroup .= html_writer::empty_tag('img',
-                                            array('src'=>$dragimageurl,
-                                                'class'=>join(' ', $classes)));
+                if ($dragimageurl === null) {
+                    $classes[] = 'yui3-cssfonts';
+                    $dragimagehomesgroup .= html_writer::tag('div',
+                                                $dragimage->text,
+                                                array('src'=>$dragimageurl,
+                                                    'class'=>join(' ', $classes)));
+                } else {
+                    $dragimagehomesgroup .= html_writer::empty_tag('img',
+                                                array('src'=>$dragimageurl,
+                                                    'alt' => $dragimage->text,
+                                                    'class'=>join(' ', $classes)));
+                }
             }
             $dragimagehomes .= html_writer::tag('div', $dragimagehomesgroup,
                                             array('class'=>'dragitemgroup'.$groupno));

question/type/ddimageortext/yui/dd/dd.js

@@ -87,7 +87,7 @@ YUI.add('moodle-qtype_ddimagetoimage-dd', function(Y) {
                     var oldhome = this.drag_image_home(dragimageno);
                     var classes = 'draghome dragimagehomes'+dragimageno+' group'+group;
                     var imghtml = '<img class="'+classes+'" src="'+url+'" alt="'+alt+'" />';
-                    var divhtml = '<div class="'+classes+'">'+alt+'</div>';
+                    var divhtml = '<div class="yui3-cssfonts '+classes+'">'+alt+'</div>';
                     if (oldhome === null) {
                         if (url) {
                             dragimagesarea.append(imghtml);

question/type/ddimageortext/yui/form/form.js

@@ -14,8 +14,8 @@ YUI.add('moodle-qtype_ddimagetoimage-form', function(Y) {
             Y.one(this.get('topnode')).append('<div class="ddarea"><div class="droparea"></div>'+
                     '<div class="dragitems"></div>'+
                     '<div class="dropzones"></div></div>');
-            this.doc = this.doc_structure(this);
-            this.draw_dd_area();
+            //this.doc = this.doc_structure(this);
+            //this.draw_dd_area();
         },
 
         draw_dd_area : function() {