open-consul/ui/packages/consul-ui/app/routing/route.js

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import Route from '@ember/routing/route';
import { get, setProperties } from '@ember/object';
import { inject as service } from '@ember/service';
import HTTPError from 'consul-ui/utils/http/error';
// paramsFor
import { routes } from 'consul-ui/router';
import wildcard from 'consul-ui/utils/routing/wildcard';
const isWildcard = wildcard(routes);
export default class BaseRoute extends Route {
@service('repository/permission') permissions;
/**
* Inspects a custom `abilities` array on the router for this route. Every
* abililty needs to 'pass' for the route not to throw a 403 error. Anything
* more complex then this (say ORs) should use a single ability and perform
* the OR lgic in the test for the ability. Note, this ability check happens
* before any calls to the backend for this model/route.
*/
async beforeModel() {
const abilities = get(routes, `${this.routeName}._options.abilities`) || [];
if (abilities.length > 0) {
if (!abilities.every(ability => this.permissions.can(ability))) {
throw new HTTPError(403);
}
}
}
/**
* By default any empty string query parameters should remove the query
* parameter from the URL. This is the most common behavior if you don't
* require this behavior overwrite this method in the specific Route for the
* specific queryParam key.
* If the behaviour should be different add an empty: [] parameter to the
* queryParameter configuration to configure what is deemed 'empty'
*/
serializeQueryParam(value, key, type) {
if (typeof value !== 'undefined') {
const empty = get(this, `queryParams.${key}.empty`);
if (typeof empty === 'undefined') {
// by default any queryParams when an empty string mean undefined,
// therefore remove the queryParam from the URL
if (value === '') {
value = undefined;
}
} else {
const possible = empty[0];
let actual = value;
if (Array.isArray(actual)) {
actual = actual.split(',');
}
const diff = possible.filter(item => !actual.includes(item));
if (diff.length === 0) {
value = undefined;
}
}
}
return value;
}
/**
* Set the routeName for the controller so that it is available in the template
* for the route/controller.. This is mainly used to give a route name to the
* Outlet component
*/
setupController(controller, model) {
setProperties(controller, {
routeName: this.routeName,
});
super.setupController(...arguments);
}
/**
* Adds urldecoding to any wildcard route `params` passed into ember `model`
* hooks, plus of course anywhere else where `paramsFor` is used. This means
* the entire ember app is now changed so that all paramsFor calls returns
* urldecoded params instead of raw ones.
* For example we use this largely for URLs for the KV store:
* /kv/*key > /ui/kv/%25-kv-name/%25-here > key = '%-kv-name/%-here'
*/
paramsFor(name) {
const params = super.paramsFor(...arguments);
if (isWildcard(this.routeName)) {
return Object.keys(params).reduce(function(prev, item) {
if (typeof params[item] !== 'undefined') {
prev[item] = decodeURIComponent(params[item]);
} else {
prev[item] = params[item];
}
return prev;
}, {});
} else {
return params;
}
}
}