Enable feedback in pad2

www/common/cryptpad-common.js

@@ -205,6 +205,13 @@ define([
     var randomToken = function () {
         return Math.random().toString(16).replace(/0./, '');
     };
+
+    common.isFeedbackAllowed = function () {
+        try {
+            if (!getStore().getProxy().proxy.allowUserFeedback) { return; }
+            return true;
+        } catch (e) { return void console.error(e); }
+    };
     var feedback = common.feedback = function (action, force) {
         if (force !== true) {
             if (!action) { return; }

www/common/sframe-common.js

@@ -101,10 +101,29 @@ define([
         ctx.sframeChan.query('Q_GET_FULL_HISTORY', null, cb);
     };
 
-    // TODO
+    funcs.feedback = function (action, force) {
+        if (force !== true) {
+            if (!action) { return; }
+            try {
+                if (!ctx.metadataMgr.getPrivateData().feedbackAllowed) { return; }
+            } catch (e) { return void console.error(e); }
+        }
+        var randomToken = Math.random().toString(16).replace(/0./, '');
+        var origin = ctx.metadataMgr.getPrivateData().origin;
+        var href = /*origin +*/ '/common/feedback.html?' + action + '=' + randomToken;
+        $.ajax({
+            type: "HEAD",
+            url: href,
+        });
+    };
+    var prepareFeedback = function (key) {
+        if (typeof(key) !== 'string') { return $.noop; }
 
-    funcs.feedback = function () {};
-    var prepareFeedback = function () {};
+        var type = ctx.metadataMgr.getMetadata().type;
+        return function () {
+            funcs.feedback((key + (type? '_' + type: '')).toUpperCase());
+        };
+    };
 
     // BUTTONS
     var isStrongestStored = function () {

www/pad2/main.js

@@ -508,11 +508,11 @@ define([
                     $collapse.removeClass('fa-caret-down').removeClass('fa-caret-up');
                     var isCollapsed = !$bar.find('.cke_toolbox_main').is(':visible');
                     if (isCollapsed) {
-                        if (!initializing) { Cryptpad.feedback('HIDETOOLBAR_PAD'); }
+                        if (!initializing) { common.feedback('HIDETOOLBAR_PAD'); }
                         $collapse.addClass('fa-caret-down');
                     }
                     else {
-                        if (!initializing) { Cryptpad.feedback('SHOWTOOLBAR_PAD'); }
+                        if (!initializing) { common.feedback('SHOWTOOLBAR_PAD'); }
                         $collapse.addClass('fa-caret-up');
                     }
                 };
@@ -701,7 +701,7 @@ define([
 
             var id = classes[0];
             if (typeof(id) === 'string') {
-                Cryptpad.feedback(id.toUpperCase());
+                common.feedback(id.toUpperCase());
             }
         });
     };

www/pad2/outer.js

@@ -75,7 +75,8 @@ define([
                             pathname: window.location.pathname,
                             readOnly: readOnly,
                             availableHashes: hashes,
-                            isTemplate: Cryptpad.isTemplate(window.location.href)
+                            isTemplate: Cryptpad.isTemplate(window.location.href),
+                            feedbackAllowed: Cryptpad.isFeedbackAllowed()
                         }
                     });
                 });