472 lines
15 KiB
JavaScript
472 lines
15 KiB
JavaScript
define([
|
|
'jquery',
|
|
'/api/config',
|
|
'/bower_components/chainpad-netflux/chainpad-netflux.js',
|
|
'/bower_components/chainpad-crypto/crypto.js',
|
|
'/common/toolbar2.js',
|
|
'/bower_components/textpatcher/TextPatcher.amd.js',
|
|
'json.sortify',
|
|
'/bower_components/chainpad-json-validator/json-ot.js',
|
|
'/common/cryptpad-common.js',
|
|
'/common/cryptget.js',
|
|
'/whiteboard/colors.js',
|
|
'/customize/application_config.js',
|
|
'/bower_components/secure-fabric.js/dist/fabric.min.js',
|
|
'/bower_components/file-saver/FileSaver.min.js',
|
|
], function ($, Config, Realtime, Crypto, Toolbar, TextPatcher, JSONSortify, JsonOT, Cryptpad, Cryptget, Colors, AppConfig) {
|
|
var saveAs = window.saveAs;
|
|
var Messages = Cryptpad.Messages;
|
|
|
|
var module = window.APP = { $:$ };
|
|
var Fabric = module.Fabric = window.fabric;
|
|
|
|
$(function () {
|
|
Cryptpad.addLoadingScreen();
|
|
var onConnectError = function () {
|
|
Cryptpad.errorLoadingScreen(Messages.websocketError);
|
|
};
|
|
var toolbar;
|
|
|
|
var secret = Cryptpad.getSecrets();
|
|
var readOnly = secret.keys && !secret.keys.editKeyStr;
|
|
if (!secret.keys) {
|
|
secret.keys = secret.key;
|
|
}
|
|
|
|
var andThen = function () {
|
|
/* Initialize Fabric */
|
|
var canvas = module.canvas = new Fabric.Canvas('canvas');
|
|
var $canvas = $('canvas');
|
|
var $controls = $('#controls');
|
|
var $canvasContainer = $('canvas').parents('.canvas-container');
|
|
var $pickers = $('#pickers');
|
|
var $colors = $('#colors');
|
|
var $cursors = $('#cursors');
|
|
var $deleteButton = $('#delete');
|
|
|
|
var brush = {
|
|
color: '#000000',
|
|
opacity: 1
|
|
};
|
|
|
|
var $toggle = $('#toggleDraw');
|
|
var $width = $('#width');
|
|
var $widthLabel = $('label[for="width"]');
|
|
var $opacity = $('#opacity');
|
|
var $opacityLabel = $('label[for="opacity"]');
|
|
window.canvas = canvas;
|
|
var createCursor = function () {
|
|
var w = canvas.freeDrawingBrush.width;
|
|
var c = canvas.freeDrawingBrush.color;
|
|
var size = w > 30 ? w+2 : w+32;
|
|
$cursors.html('<canvas width="'+size+'" height="'+size+'"></canvas>');
|
|
var $ccanvas = $cursors.find('canvas');
|
|
var ccanvas = $ccanvas[0];
|
|
|
|
var ctx = ccanvas.getContext('2d');
|
|
var centerX = size / 2;
|
|
var centerY = size / 2;
|
|
var radius = w/2;
|
|
|
|
ctx.beginPath();
|
|
ctx.arc(centerX, centerY, radius, 0, 2 * Math.PI, false);
|
|
ctx.fillStyle = c;
|
|
ctx.fill();
|
|
ctx.lineWidth = 1;
|
|
ctx.strokeStyle = brush.color;
|
|
ctx.stroke();
|
|
|
|
ctx.beginPath();
|
|
ctx.moveTo(size/2, 0); ctx.lineTo(size/2, 10);
|
|
ctx.moveTo(size/2, size); ctx.lineTo(size/2, size-10);
|
|
ctx.moveTo(0, size/2); ctx.lineTo(10, size/2);
|
|
ctx.moveTo(size, size/2); ctx.lineTo(size-10, size/2);
|
|
ctx.strokeStyle = '#000000';
|
|
ctx.stroke();
|
|
|
|
|
|
var img = ccanvas.toDataURL("image/png");
|
|
var $img = $('<img>', {
|
|
src: img,
|
|
title: 'Current brush'
|
|
});
|
|
$controls.find('.selected').html('').append($img);
|
|
canvas.freeDrawingCursor = 'url('+img+') '+size/2+' '+size/2+', crosshair';
|
|
};
|
|
|
|
var updateBrushWidth = function () {
|
|
var val = $width.val();
|
|
canvas.freeDrawingBrush.width = Number(val);
|
|
$widthLabel.text(val);
|
|
createCursor();
|
|
};
|
|
updateBrushWidth();
|
|
|
|
$width.on('change', updateBrushWidth);
|
|
|
|
var updateBrushOpacity = function () {
|
|
var val = $opacity.val();
|
|
brush.opacity = Number(val);
|
|
canvas.freeDrawingBrush.color = Colors.hex2rgba(brush.color, brush.opacity);
|
|
$opacityLabel.text(val);
|
|
createCursor();
|
|
};
|
|
updateBrushOpacity();
|
|
|
|
$opacity.on('change', updateBrushOpacity);
|
|
|
|
var pickColor = function (current, cb) {
|
|
var $picker = $('<input>', {
|
|
type: 'color',
|
|
value: '#FFFFFF',
|
|
})
|
|
// TODO confirm that this is safe to remove
|
|
//.css({ visibility: 'hidden' })
|
|
.on('change', function () {
|
|
var color = this.value;
|
|
cb(color);
|
|
}).appendTo($pickers);
|
|
setTimeout(function () {
|
|
$picker.val(current);
|
|
$picker.click();
|
|
});
|
|
};
|
|
|
|
var setColor = function (c) {
|
|
c = Colors.rgb2hex(c);
|
|
brush.color = c;
|
|
canvas.freeDrawingBrush.color = Colors.hex2rgba(brush.color, brush.opacity);
|
|
module.$color.css({
|
|
'color': c,
|
|
});
|
|
createCursor();
|
|
};
|
|
|
|
|
|
var palette = AppConfig.whiteboardPalette || [
|
|
'red', 'blue', 'green', 'white', 'black', 'purple',
|
|
'gray', 'beige', 'brown', 'cyan', 'darkcyan', 'gold', 'yellow', 'pink'
|
|
];
|
|
|
|
$('.palette-color').on('click', function () {
|
|
var color = $(this).css('background-color');
|
|
setColor(color);
|
|
});
|
|
|
|
module.draw = true;
|
|
var toggleDrawMode = function () {
|
|
module.draw = !module.draw;
|
|
canvas.isDrawingMode = module.draw;
|
|
$toggle.text(module.draw ? Messages.canvas_disable : Messages.canvas_enable);
|
|
if (module.draw) { $deleteButton.hide(); }
|
|
else { $deleteButton.show(); }
|
|
};
|
|
$toggle.click(toggleDrawMode);
|
|
|
|
var deleteSelection = function () {
|
|
if (canvas.getActiveObject()) {
|
|
canvas.getActiveObject().remove();
|
|
}
|
|
if (canvas.getActiveGroup()) {
|
|
canvas.getActiveGroup()._objects.forEach(function (el) {
|
|
el.remove();
|
|
});
|
|
canvas.discardActiveGroup();
|
|
}
|
|
canvas.renderAll();
|
|
module.onLocal();
|
|
};
|
|
$deleteButton.click(deleteSelection);
|
|
$(window).on('keyup', function (e) {
|
|
if (e.which === 46) { deleteSelection (); }
|
|
});
|
|
|
|
var setEditable = function (bool) {
|
|
if (readOnly && bool) { return; }
|
|
if (bool) { $controls.show(); }
|
|
else { $controls.hide(); }
|
|
|
|
canvas.isDrawingMode = bool ? module.draw : false;
|
|
if (!bool) {
|
|
canvas.deactivateAll();
|
|
canvas.renderAll();
|
|
}
|
|
canvas.forEachObject(function (object) {
|
|
object.selectable = bool;
|
|
});
|
|
$canvasContainer.css('border-color', bool? 'black': 'red');
|
|
};
|
|
|
|
var saveImage = module.saveImage = function () {
|
|
var defaultName = "pretty-picture.png";
|
|
Cryptpad.prompt(Messages.exportPrompt, defaultName, function (filename) {
|
|
if (!(typeof(filename) === 'string' && filename)) { return; }
|
|
$canvas[0].toBlob(function (blob) {
|
|
saveAs(blob, filename);
|
|
});
|
|
});
|
|
};
|
|
|
|
var initializing = true;
|
|
|
|
var $bar = $('#toolbar');
|
|
|
|
var Title;
|
|
var UserList;
|
|
var Metadata;
|
|
|
|
var config = module.config = {
|
|
initialState: '{}',
|
|
websocketURL: Cryptpad.getWebsocketURL(),
|
|
validateKey: secret.keys.validateKey,
|
|
readOnly: readOnly,
|
|
channel: secret.channel,
|
|
crypto: Crypto.createEncryptor(secret.keys),
|
|
transformFunction: JsonOT.transform,
|
|
};
|
|
|
|
var addColorToPalette = function (color, i) {
|
|
if (readOnly) { return; }
|
|
var $color = $('<span>', {
|
|
'class': 'palette-color',
|
|
})
|
|
.css({
|
|
'background-color': color,
|
|
})
|
|
.click(function () {
|
|
var c = Colors.rgb2hex($color.css('background-color'));
|
|
setColor(c);
|
|
})
|
|
.on('dblclick', function (e) {
|
|
e.preventDefault();
|
|
pickColor(Colors.rgb2hex($color.css('background-color')), function (c) {
|
|
$color.css({
|
|
'background-color': c,
|
|
});
|
|
palette.splice(i, 1, c);
|
|
config.onLocal();
|
|
setColor(c);
|
|
});
|
|
});
|
|
|
|
$colors.append($color);
|
|
};
|
|
|
|
var metadataCfg = {};
|
|
var updatePalette = metadataCfg.updatePalette = function (newPalette) {
|
|
palette = newPalette;
|
|
$colors.html('<div class="hidden"> </div>');
|
|
palette.forEach(addColorToPalette);
|
|
};
|
|
updatePalette(palette);
|
|
|
|
var makeColorButton = function ($container) {
|
|
var $testColor = $('<input>', { type: 'color', value: '!' });
|
|
|
|
// if colors aren't supported, bail out
|
|
if ($testColor.attr('type') !== 'color' ||
|
|
$testColor.val() === '!') {
|
|
console.log("Colors aren't supported. Aborting");
|
|
return;
|
|
}
|
|
|
|
var $color = module.$color = $('<button>', {
|
|
id: "color-picker",
|
|
title: "choose a color",
|
|
'class': "fa fa-square rightside-button",
|
|
})
|
|
.on('click', function () {
|
|
pickColor($color.css('background-color'), function (color) {
|
|
setColor(color);
|
|
});
|
|
});
|
|
|
|
setColor('#000');
|
|
|
|
$container.append($color);
|
|
|
|
return $color;
|
|
};
|
|
|
|
config.onInit = function (info) {
|
|
UserList = Cryptpad.createUserList(info, config.onLocal, Cryptget, Cryptpad);
|
|
|
|
Title = Cryptpad.createTitle({}, config.onLocal, Cryptpad);
|
|
|
|
Metadata = Cryptpad.createMetadata(UserList, Title, metadataCfg);
|
|
|
|
var configTb = {
|
|
displayed: ['title', 'useradmin', 'spinner', 'lag', 'state', 'share', 'userlist', 'newpad', 'limit'],
|
|
userList: UserList.getToolbarConfig(),
|
|
share: {
|
|
secret: secret,
|
|
channel: info.channel
|
|
},
|
|
title: Title.getTitleConfig(),
|
|
common: Cryptpad,
|
|
readOnly: readOnly,
|
|
ifrw: window,
|
|
realtime: info.realtime,
|
|
network: info.network,
|
|
$container: $bar
|
|
};
|
|
|
|
toolbar = module.toolbar = Toolbar.create(configTb);
|
|
|
|
Title.setToolbar(toolbar);
|
|
|
|
var $rightside = toolbar.$rightside;
|
|
|
|
/* save as template */
|
|
if (!Cryptpad.isTemplate(window.location.href)) {
|
|
var templateObj = {
|
|
rt: info.realtime,
|
|
Crypt: Cryptget,
|
|
getTitle: function () { return document.title; }
|
|
};
|
|
var $templateButton = Cryptpad.createButton('template', true, templateObj);
|
|
$rightside.append($templateButton);
|
|
}
|
|
|
|
var $export = Cryptpad.createButton('export', true, {}, saveImage);
|
|
$rightside.append($export);
|
|
|
|
var $forget = Cryptpad.createButton('forget', true, {}, function (err) {
|
|
if (err) { return; }
|
|
setEditable(false);
|
|
toolbar.failed();
|
|
});
|
|
$rightside.append($forget);
|
|
|
|
makeColorButton($rightside);
|
|
|
|
var editHash;
|
|
|
|
if (!readOnly) {
|
|
editHash = Cryptpad.getEditHashFromKeys(info.channel, secret.keys);
|
|
}
|
|
if (!readOnly) { Cryptpad.replaceHash(editHash); }
|
|
};
|
|
|
|
// used for debugging, feel free to remove
|
|
var Catch = function (f) {
|
|
return function () {
|
|
try {
|
|
f();
|
|
} catch (e) {
|
|
console.error(e);
|
|
}
|
|
};
|
|
};
|
|
|
|
var onRemote = config.onRemote = Catch(function () {
|
|
if (initializing) { return; }
|
|
var userDoc = module.realtime.getUserDoc();
|
|
|
|
Metadata.update(userDoc);
|
|
var json = JSON.parse(userDoc);
|
|
var remoteDoc = json.content;
|
|
|
|
// TODO update palette if it has changed
|
|
|
|
canvas.loadFromJSON(remoteDoc);
|
|
canvas.renderAll();
|
|
|
|
var content = canvas.toDatalessJSON();
|
|
if (content !== remoteDoc) { Cryptpad.notify(); }
|
|
if (readOnly) { setEditable(false); }
|
|
});
|
|
setEditable(false);
|
|
|
|
var stringifyInner = function (textValue) {
|
|
var obj = {
|
|
content: textValue,
|
|
metadata: {
|
|
users: UserList.userData,
|
|
palette: palette,
|
|
defaultTitle: Title.defaultTitle
|
|
}
|
|
};
|
|
if (!initializing) {
|
|
obj.metadata.title = Title.title;
|
|
}
|
|
// stringify the json and send it into chainpad
|
|
return JSONSortify(obj);
|
|
};
|
|
|
|
|
|
var onLocal = module.onLocal = config.onLocal = Catch(function () {
|
|
if (initializing) { return; }
|
|
if (readOnly) { return; }
|
|
|
|
var content = stringifyInner(canvas.toDatalessJSON());
|
|
|
|
module.patchText(content);
|
|
});
|
|
|
|
config.onReady = function (info) {
|
|
var realtime = module.realtime = info.realtime;
|
|
module.patchText = TextPatcher.create({
|
|
realtime: realtime
|
|
});
|
|
|
|
var isNew = false;
|
|
var userDoc = module.realtime.getUserDoc();
|
|
if (userDoc === "" || userDoc === "{}") { isNew = true; }
|
|
|
|
Cryptpad.removeLoadingScreen();
|
|
setEditable(true);
|
|
initializing = false;
|
|
onRemote();
|
|
|
|
/* TODO: restore palette from metadata.palette */
|
|
|
|
if (readOnly) { return; }
|
|
UserList.getLastName(toolbar.$userNameButton, isNew);
|
|
};
|
|
|
|
config.onAbort = function () {
|
|
setEditable(false);
|
|
toolbar.failed();
|
|
Cryptpad.alert(Messages.common_connectionLost, undefined, true);
|
|
};
|
|
|
|
// TODO onConnectionStateChange
|
|
config.onConnectionChange = function (info) {
|
|
setEditable(info.state);
|
|
toolbar.failed();
|
|
if (info.state) {
|
|
initializing = true;
|
|
toolbar.reconnecting(info.myId);
|
|
Cryptpad.findOKButton().click();
|
|
} else {
|
|
Cryptpad.alert(Messages.common_connectionLost, undefined, true);
|
|
}
|
|
};
|
|
|
|
module.rt = Realtime.start(config);
|
|
|
|
canvas.on('mouse:up', onLocal);
|
|
|
|
$('#clear').on('click', function () {
|
|
canvas.clear();
|
|
onLocal();
|
|
});
|
|
|
|
$('#save').on('click', function () {
|
|
saveImage();
|
|
});
|
|
};
|
|
|
|
Cryptpad.ready(function () {
|
|
andThen();
|
|
Cryptpad.reportAppUsage();
|
|
});
|
|
Cryptpad.onError(function (info) {
|
|
if (info) {
|
|
onConnectError();
|
|
}
|
|
});
|
|
|
|
});
|
|
});
|