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August 29, 2015 14:05
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AngularJS directive that enables creating 'nugets' - html sections that may be embedded in several places within your template.
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define("directives/nuget", ["app"], function (app) { | |
var nugets = []; | |
return app.directive('nuget', [function () { | |
return { | |
restrict: "E", | |
transclude: true, | |
link: function (scope, elm, attrs, ctrl, transclude) { | |
nugets.push({ | |
name: attrs.name, | |
data: (attrs.data||"").split(','), | |
transclude: transclude | |
}); | |
} | |
}; | |
}]).directive('nuget', [function () { | |
return { | |
restrict: "A", | |
link: function (scope, elm, attrs) { | |
var nuget = nugets.filter(function (nugetI) { | |
return nugetI.name == attrs.nuget; | |
})[0]; | |
var newScope = scope.$new(); | |
newScope.nugetData = nuget.data.reduce(function (map, attr) { | |
var value; | |
if (attr[0] == '*') { | |
attr = attr.slice(1); | |
value = scope.$eval(attrs[attr]); | |
} | |
else { | |
value = attrs[attr]; | |
} | |
map[attr] = value; | |
return map; | |
}, {}); | |
elm.replaceWith(nuget.transclude(newScope, function () {})); | |
} | |
}; | |
}]); | |
}); |
<div ng-app="app" ng-init="ii=[1,2,3,4]">
<nuget name="mynuget" data="name,*name1">
<div>my nuget {{nugetData.name}} {{nugetData.name1+1}} {{i}}</div>
</nuget>
<div ng-repeat="i in ii">
<div nuget="mynuget" name="my name" name1="i"></div>
<div nuget="mynuget" name="my other name" name1="i"></div>
</div>
</div>
nice, i liked the concept, hopefully will use it soon.
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data attr sets comma seperated list of attributes that nuget can use. "*" before name means that the attribute value should be evaluated at scope level, other it is taken as a literal.
Usage: see very simple example at http://jsfiddle.net/srfrnk/f88mocLz/