diff --git a/gui/app.js b/gui/app.js index 6932edc7d..5857cf922 100644 --- a/gui/app.js +++ b/gui/app.js @@ -1231,3 +1231,68 @@ syncthing.directive('modal', function () { }, }; }); + +syncthing.directive('identicon', ['$window', function ($window) { + var svgNS = 'http://www.w3.org/2000/svg'; + + function Identicon (value, size) { + var svg = document.createElementNS(svgNS, 'svg'); + var shouldFillRectAt = function (row, col) { + return !($window.parseInt(value.charCodeAt(row + col * size), 10) % 2); + }; + var shouldMirrorRectAt = function (row, col) { + return !(size % 2 && col === middleCol) + }; + var mirrorColFor = function (col) { + return size - col - 1; + }; + var fillRectAt = function (row, col) { + var rect = document.createElementNS(svgNS, 'rect'); + + rect.setAttribute('x', (col * rectSize) + '%'); + rect.setAttribute('y', (row * rectSize) + '%'); + rect.setAttribute('width', rectSize + '%'); + rect.setAttribute('height', rectSize + '%'); + + svg.appendChild(rect); + }; + var rect; + var row; + var col; + var middleCol; + var rectSize; + + svg.setAttribute('class', 'identicon'); + size = size || 5; + rectSize = 100 / size; + middleCol = Math.ceil(size / 2) - 1; + + if (value) { + value = value.toString().replace(/[\W_]/i, ''); + + for (row = 0; row < size; ++row) { + for (col = middleCol; col > -1; --col) { + if (shouldFillRectAt(row, col)) { + fillRectAt(row, col); + + if (shouldMirrorRectAt(row, col)) { + fillRectAt(row, mirrorColFor(col)); + } + } + } + } + } + + return svg; + } + + return { + restrict: 'E', + scope: { + value: '=' + }, + link: function (scope, element, attributes) { + element.append(new Identicon(scope.value)); + } + } +}]); diff --git a/gui/index.html b/gui/index.html index 23302abe2..b97d3b3be 100644 --- a/gui/index.html +++ b/gui/index.html @@ -190,7 +190,7 @@

-  {{deviceName(deviceCfg)}} +  {{deviceName(deviceCfg)}}

@@ -236,7 +236,7 @@

-  {{deviceName(deviceCfg)}} +  {{deviceName(deviceCfg)}}