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quay/static/js/directives/ui/avatar.js
2019-11-12 11:09:47 -05:00

65 lines
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1.8 KiB
JavaScript

/**
* An element which displays an avatar for the given avatar data.
*/
angular.module('quay').directive('avatar', function () {
var directiveDefinitionObject = {
priority: 0,
templateUrl: '/static/directives/avatar.html',
replace: false,
transclude: true,
restrict: 'C',
scope: {
'data': '=data',
'size': '=size'
},
controller: function($scope, $element, AvatarService, Config, UIService, $timeout) {
$scope.AvatarService = AvatarService;
$scope.Config = Config;
$scope.isLoading = true;
$scope.showGravatar = false;
$scope.loadGravatar = false;
$scope.imageCallback = function(result) {
$scope.isLoading = false;
if (!result) {
$scope.showGravatar = false;
return;
}
// Determine whether the gravatar is blank.
var canvas = document.createElement("canvas");
canvas.width = 512;
canvas.height = 512;
var ctx = canvas.getContext("2d");
ctx.drawImage($element.find('img')[0], 0, 0);
var blank = document.createElement("canvas");
blank.width = 512;
blank.height = 512;
var isBlank = canvas.toDataURL('text/png') == blank.toDataURL('text/png');
$scope.showGravatar = !isBlank;
};
$scope.$watch('size', function(size) {
size = size * 1 || 16;
$scope.fontSize = (size - 4) + 'px';
$scope.lineHeight = size + 'px';
$scope.imageSize = size;
});
$scope.$watch('data', function(data) {
if (!data) { return; }
$scope.loadGravatar = Config.AVATAR_KIND == 'gravatar' &&
(data.kind == 'user' || data.kind == 'org');
$scope.isLoading = $scope.loadGravatar;
$scope.hasGravatar = false;
});
}
};
return directiveDefinitionObject;
});