Receiving a burn after reading URL

customize.dist/src/less2/include/toolbar.less

@@ -97,6 +97,12 @@
 
     .ckeditor_fix();
 
+    .cp-burn-after-reading {
+        text-align: center;
+        font-size: @colortheme_app-font-size !important;
+        margin: 0 !important;
+    }
+
     .cp-markdown-toolbar {
         height: @toolbar_line-height;
         background-color: @toolbar-bg-color-l20;

www/code/inner.js

@@ -98,6 +98,7 @@ define([
     };
     var mkHelpMenu = function (framework) {
         var $codeMirrorContainer = $('#cp-app-code-container');
+        $codeMirrorContainer.prepend(framework._.sfCommon.getBurnAfterReadingWarning());
         var helpMenu = framework._.sfCommon.createHelpMenu(['text', 'code']);
         $codeMirrorContainer.prepend(helpMenu.menu);
 

www/common/common-ui-elements.js

@@ -3978,6 +3978,7 @@ define([
 
     UIElements.onServerError = function (common, err, toolbar, cb) {
         if (["EDELETED", "EEXPIRED"].indexOf(err.type) === -1) { return; }
+        var priv = common.getMetadataMgr().getPrivateData();
         var msg = err.type;
         if (err.type === 'EEXPIRED') {
             msg = Messages.expiredError;
@@ -3985,6 +3986,7 @@ define([
                 msg += Messages.errorCopy;
             }
         } else if (err.type === 'EDELETED') {
+            if (priv.burnAfterReading) { return void cb(); }
             msg = Messages.deletedError;
             if (err.loaded) {
                 msg += Messages.errorCopy;
@@ -4034,6 +4036,26 @@ define([
         $password.find('.cp-password-input').focus();
     };
 
+    UIElements.displayBurnAfterReadingPage = function (common, cb) {
+        var info = h('p.cp-password-info', 'XXX Burn after reading'); // XXX
+        var button = h('button', 'Proceed'); // XXX
+
+        $(button).on('click', function () {
+            cb();
+        });
+
+        var block = h('div#cp-loading-burn-after-reading', [
+            info,
+            button
+        ]);
+        UI.errorLoadingScreen(block);
+    };
+    UIElements.getBurnAfterReadingWarning = function (common) {
+        var priv = common.getMetadataMgr().getPrivateData();
+        if (!priv.burnAfterReading) { return; }
+        return h('div.alert.alert-danger.cp-burn-after-reading', 'Pewpewpew'); // XXX
+    };
+
     var crowdfundingState = false;
     UIElements.displayCrowdfunding = function (common) {
         if (crowdfundingState) { return; }
@@ -4091,6 +4113,9 @@ define([
         if (data && data.stored) { return; } // We won't display the popup for dropped files
         var priv = common.getMetadataMgr().getPrivateData();
 
+        // This pad will be deleted automatically, it shouldn't be stored
+        if (priv.burnAfterReading) { return; }
+
         var typeMsg = priv.pathname.indexOf('/file/') !== -1 ? Messages.autostore_file :
                         priv.pathname.indexOf('/drive/') !== -1 ? Messages.autostore_sf :
                           Messages.autostore_pad;

www/common/cryptpad-common.js

@@ -847,6 +847,10 @@ define([
         postMessage('GET_PAD_METADATA', data, cb);
     };
 
+    common.burnPad = function (data) {
+        postMessage('BURN_PAD', data);
+    };
+
     common.changePadPassword = function (Crypt, Crypto, data, cb) {
         var href = data.href;
         var newPassword = data.password;

www/common/onlyoffice/inner.js

@@ -926,6 +926,7 @@ define([
             $rightside.append($forget);
 
             var helpMenu = common.createHelpMenu(['beta', 'oo']);
+            $('#cp-app-oo-editor').prepend(common.getBurnAfterReadingWarning());
             $('#cp-app-oo-editor').prepend(helpMenu.menu);
             toolbar.$drawer.append(helpMenu.button);
 

www/common/outer/async-store.js

@@ -9,6 +9,7 @@ define([
     '/common/common-feedback.js',
     '/common/common-realtime.js',
     '/common/common-messaging.js',
+    '/common/pinpad.js',
     '/common/outer/sharedfolder.js',
     '/common/outer/cursor.js',
     '/common/outer/onlyoffice.js',
@@ -26,7 +27,7 @@ define([
     '/bower_components/nthen/index.js',
     '/bower_components/saferphore/index.js',
 ], function (Sortify, UserObject, ProxyManager, Migrate, Hash, Util, Constants, Feedback,
-             Realtime, Messaging,
+             Realtime, Messaging, Pinpad,
              SF, Cursor, OnlyOffice, Mailbox, Profile, Team, Messenger,
              NetConfig, AppConfig,
              Crypto, ChainPad, CpNetflux, Listmap, nThen, Saferphore) {
@@ -409,19 +410,17 @@ define([
         var initRpc = function (clientId, data, cb) {
             if (!store.loggedIn) { return cb(); }
             if (store.rpc) { return void cb(account); }
-            require(['/common/pinpad.js'], function (Pinpad) {
+            Pinpad.create(store.network, store.proxy, function (e, call) {
-                Pinpad.create(store.network, store.proxy, function (e, call) {
+                if (e) { return void cb({error: e}); }
-                    if (e) { return void cb({error: e}); }
 
-                    store.rpc = call;
+                store.rpc = call;
 
-                    Store.getPinLimit(null, null, function (obj) {
+                Store.getPinLimit(null, null, function (obj) {
-                        if (obj.error) { console.error(obj.error); }
+                    if (obj.error) { console.error(obj.error); }
-                        account.limit = obj.limit;
+                    account.limit = obj.limit;
-                        account.plan = obj.plan;
+                    account.plan = obj.plan;
-                        account.note = obj.note;
+                    account.note = obj.note;
-                        cb(obj);
+                    cb(obj);
-                    });
                 });
             });
         };
@@ -1653,6 +1652,28 @@ define([
             cb();
         };
 
+        // Delete a pad received with a burn after reading URL
+        Store.burnPad = function (clientId, data, cb) {
+            var channel = data.channel;
+            var ownerKey = Crypto.b64AddSlashes(data.ownerKey || '');
+            if (!channel || !ownerKey) { return void console.error("Can't delete BAR pad"); }
+            try {
+                var signKey = Hash.decodeBase64(ownerKey);
+                var pair = Crypto.Nacl.sign.keyPair.fromSecretKey(signKey);
+                Pinpad.create(store.network, {
+                    edPublic: Hash.encodeBase64(pair.publicKey),
+                    edPrivate: Hash.encodeBase64(pair.secretKey)
+                }, function (e, rpc) {
+                    if (e) { return void console.error(e); }
+                    rpc.removeOwnedChannel(channel, function (err) {
+                        if (err) { console.error(err); }
+                    });
+                });
+            } catch (e) {
+                console.error(e);
+            }
+        };
+
         // Fetch the latest version of the metadata on the server and return it.
         // If the pad is stored in our drive, update the local values of "owners" and "expire"
         Store.getPadMetadata = function (clientId, data, cb) {

www/common/outer/store-rpc.js

@@ -80,6 +80,7 @@ define([
             IS_NEW_CHANNEL: Store.isNewChannel,
             REQUEST_PAD_ACCESS: Store.requestPadAccess,
             GIVE_PAD_ACCESS: Store.givePadAccess,
+            BURN_PAD: Store.burnPad,
             GET_PAD_METADATA: Store.getPadMetadata,
             SET_PAD_METADATA: Store.setPadMetadata,
             CHANGE_PAD_PASSWORD_PIN: Store.changePadPasswordPin,

www/common/sframe-common-outer.js

@@ -323,6 +323,7 @@ define([
             }
             Utils.crypto = Utils.Crypto.createEncryptor(Utils.secret.keys);
             var parsed = Utils.Hash.parsePadUrl(window.location.href);
+            var burnAfterReading = parsed && parsed.hashData && parsed.hashData.ownerKey;
             if (!parsed.type) { throw new Error(); }
             var defaultTitle = Utils.UserObject.getDefaultName(parsed);
             var edPublic, curvePublic, notifications, isTemplate;
@@ -376,6 +377,7 @@ define([
                         fromFileData: Cryptpad.fromFileData ? {
                             title: Cryptpad.fromFileData.title
                         } : undefined,
+                        burnAfterReading: burnAfterReading,
                         storeInTeam: Cryptpad.initialTeam || (Cryptpad.initialPath ? -1 : undefined)
                     };
                     if (window.CryptPad_newSharedFolder) {
@@ -1235,6 +1237,14 @@ define([
                     window.location.hash = hash;
                 };
 
+                if (burnAfterReading) {
+                    Cryptpad.padRpc.onReadyEvent.reg(function () {
+                        Cryptpad.burnPad({
+                            channel: secret.channel,
+                            ownerKey: burnAfterReading
+                        });
+                    });
+                }
                 var cpNfCfg = {
                     sframeChan: sframeChan,
                     channel: secret.channel,
@@ -1358,12 +1368,17 @@ define([
                 });
             });
 
+            sframeChan.on('EV_BURN_AFTER_READING', function () {
+                startRealtime();
+            });
+
             sframeChan.ready();
 
             Utils.Feedback.reportAppUsage();
 
             if (!realtime && !Test.testing) { return; }
             if (isNewFile && cfg.useCreationScreen && !Test.testing) { return; }
+            if (burnAfterReading) { return; }
             //if (isNewFile && Utils.LocalStore.isLoggedIn()
             //    && AppConfig.displayCreationScreen && cfg.useCreationScreen) { return; }
 

www/common/sframe-common.js

@@ -96,6 +96,7 @@ define([
     funcs.createMarkdownToolbar = callWithCommon(UIElements.createMarkdownToolbar);
     funcs.createHelpMenu = callWithCommon(UIElements.createHelpMenu);
     funcs.getPadCreationScreen = callWithCommon(UIElements.getPadCreationScreen);
+    funcs.getBurnAfterReadingWarning = callWithCommon(UIElements.getBurnAfterReadingWarning);
     funcs.createNewPadModal = callWithCommon(UIElements.createNewPadModal);
     funcs.onServerError = callWithCommon(UIElements.onServerError);
     funcs.importMediaTagMenu = callWithCommon(UIElements.importMediaTagMenu);
@@ -300,6 +301,13 @@ define([
             }
             // If we display the pad creation screen, it will handle deleted pads directly
             funcs.getPadCreationScreen(c, config, waitFor());
+            return;
+        }
+        if (priv.burnAfterReading) {
+            UIElements.displayBurnAfterReadingPage(funcs, waitFor(function () {
+                UI.addLoadingScreen();
+                ctx.sframeChan.event('EV_BURN_AFTER_READING');
+            }));
         }
     };
     funcs.createPad = function (cfg, cb) {

www/kanban/inner.js

@@ -350,6 +350,8 @@ define([
 
     var mkHelpMenu = function (framework) {
         var $toolbarContainer = $('#cp-app-kanban-container');
+        $toolbarContainer.prepend(framework._.sfCommon.getBurnAfterReadingWarning());
+
         var helpMenu = framework._.sfCommon.createHelpMenu(['kanban']);
         $toolbarContainer.prepend(helpMenu.menu);
 

www/pad/inner.js

@@ -190,6 +190,7 @@ define([
 
     var mkHelpMenu = function (framework) {
         var $toolbarContainer = $('.cke_toolbox_main');
+        $toolbarContainer.before(framework._.sfCommon.getBurnAfterReadingWarning());
         var helpMenu = framework._.sfCommon.createHelpMenu(['text', 'pad']);
         $toolbarContainer.before(helpMenu.menu);
 

www/poll/inner.js

@@ -1187,6 +1187,7 @@ define([
         $drawer.append($export);
 
         var helpMenu = common.createHelpMenu(['poll']);
+        $('#cp-app-poll-form').prepend(common.getBurnAfterReadingWarning());
         $('#cp-app-poll-form').prepend(helpMenu.menu);
         $drawer.append(helpMenu.button);
 

www/slide/inner.js

@@ -410,6 +410,7 @@ define([
 
     var mkHelpMenu = function (framework) {
         var $codeMirrorContainer = $('#cp-app-slide-editor-container');
+        $codeMirrorContainer.prepend(framework._.sfCommon.getBurnAfterReadingWarning());
         var helpMenu = framework._.sfCommon.createHelpMenu(['text', 'slide']);
         $codeMirrorContainer.prepend(helpMenu.menu);
 

www/whiteboard/inner.js

@@ -270,6 +270,7 @@ define([
 
     var mkHelpMenu = function (framework) {
         var $appContainer = $('#cp-app-whiteboard-container');
+        $appContainer.prepend(framework._.sfCommon.getBurnAfterReadingWarning());
         var helpMenu = framework._.sfCommon.createHelpMenu(['whiteboard']);
         $appContainer.prepend(helpMenu.menu);
         framework._.toolbar.$drawer.append(helpMenu.button);