src/popover/popover.js
'use strict';
angular.module('mgcrea.ngStrap.popover', ['mgcrea.ngStrap.tooltip'])
.provider('$popover', function () {
var defaults = this.defaults = {
animation: 'am-fade',
customClass: '',
// uncommenting the next two lines will break backwards compatability
// prefixClass: 'popover',
// prefixEvent: 'popover',
container: false,
target: false,
placement: 'right',
templateUrl: 'popover/popover.tpl.html',
contentTemplate: false,
trigger: 'click',
keyboard: true,
html: false,
title: '',
content: '',
delay: 0,
autoClose: false
};
this.$get = function ($tooltip) {
function PopoverFactory (element, config) {
// Common vars
var options = angular.extend({}, defaults, config);
var $popover = $tooltip(element, options);
// Support scope as string options [/*title, */content]
if (options.content) {
$popover.$scope.content = options.content;
}
return $popover;
}
return PopoverFactory;
};
})
.directive('bsPopover', function ($window, $sce, $popover) {
var requestAnimationFrame = $window.requestAnimationFrame || $window.setTimeout;
return {
restrict: 'EAC',
scope: true,
link: function postLink (scope, element, attr) {
var popover;
// Directive options
var options = {scope: scope};
angular.forEach(['template', 'templateUrl', 'controller', 'controllerAs', 'contentTemplate', 'placement', 'container', 'delay', 'trigger', 'html', 'animation', 'customClass', 'autoClose', 'id', 'prefixClass', 'prefixEvent', 'bsEnabled'], function (key) {
if (angular.isDefined(attr[key])) options[key] = attr[key];
});
// use string regex match boolean attr falsy values, leave truthy values be
var falseValueRegExp = /^(false|0|)$/i;
angular.forEach(['html', 'container', 'autoClose'], function (key) {
if (angular.isDefined(attr[key]) && falseValueRegExp.test(attr[key])) options[key] = false;
});
// bind functions from the attrs to the show and hide events
angular.forEach(['onBeforeShow', 'onShow', 'onBeforeHide', 'onHide'], function (key) {
var bsKey = 'bs' + key.charAt(0).toUpperCase() + key.slice(1);
if (angular.isDefined(attr[bsKey])) {
options[key] = scope.$eval(attr[bsKey]);
}
});
// should not parse target attribute (anchor tag), only data-target #1454
var dataTarget = element.attr('data-target');
if (angular.isDefined(dataTarget)) {
if (falseValueRegExp.test(dataTarget)) {
options.target = false;
} else {
options.target = dataTarget;
}
}
// Support scope as data-attrs
angular.forEach(['title', 'content'], function (key) {
if (attr[key]) {
attr.$observe(key, function (newValue, oldValue) {
scope[key] = $sce.trustAsHtml(newValue);
if (angular.isDefined(oldValue)) {
requestAnimationFrame(function () {
if (popover) popover.$applyPlacement();
});
}
});
}
});
// Support scope as an object
if (attr.bsPopover) {
scope.$watch(attr.bsPopover, function (newValue, oldValue) {
if (angular.isObject(newValue)) {
angular.extend(scope, newValue);
} else {
scope.content = newValue;
}
if (angular.isDefined(oldValue)) {
requestAnimationFrame(function () {
if (popover) popover.$applyPlacement();
});
}
}, true);
}
// Visibility binding support
if (attr.bsShow) {
scope.$watch(attr.bsShow, function (newValue, oldValue) {
if (!popover || !angular.isDefined(newValue)) return;
if (angular.isString(newValue)) newValue = !!newValue.match(/true|,?(popover),?/i);
if (newValue === true) {
popover.show();
} else {
popover.hide();
}
});
}
// Enabled binding support
if (attr.bsEnabled) {
scope.$watch(attr.bsEnabled, function (newValue) {
if (!popover || !angular.isDefined(newValue)) return;
if (angular.isString(newValue)) newValue = !!newValue.match(/true|1|,?(popover),?/i);
if (newValue === false) {
popover.setEnabled(false);
} else {
popover.setEnabled(true);
}
});
}
// Viewport support
if (attr.viewport) {
scope.$watch(attr.viewport, function (newValue) {
if (!popover || !angular.isDefined(newValue)) return;
popover.setViewport(newValue);
});
}
// Initialize popover
popover = $popover(element, options);
// Garbage collection
scope.$on('$destroy', function () {
if (popover) popover.destroy();
options = null;
popover = null;
});
}
};
});