GUI Rework: reorganized folders and split app.js

gui/scripts/syncthing/core/directives/identiconDirective.js

@@ -0,0 +1,65 @@
+angular.module('syncthing.core')
+    .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));
+            }
+        }
+    }]);