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91 lines
2.4 KiB
91 lines
2.4 KiB
8 years ago
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/**
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* @license
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* Copyright 2016 Google Inc. All Rights Reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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var v = require('./validate');
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var asArray = function(arg) {
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return Array.isArray(arg) ? arg : [arg];
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};
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exports.pipedKeyValues = function(arg) {
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if (!arg || typeof arg !== 'object') {
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throw new v.InvalidValueError('not an Object');
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}
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return Object.keys(arg).sort().map(function(key) {
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return key + ':' + arg[key];
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}).join('|');
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};
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exports.locations = function(arg) {
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if (Array.isArray(arg) && arg.length == 2 && typeof arg[0] == 'number' && typeof arg[1] == 'number') {
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arg = [arg];
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}
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return asArray(arg).map(exports.latLng).join('|');
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};
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exports.pipedArrayOf = function(validateItem) {
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var validateArray = v.array(validateItem);
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return function(value) {
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value = validateArray(asArray(value));
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return value.join('|');
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};
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};
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exports.latLng = function(arg) {
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if (!arg) {
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throw new v.InvalidValueError();
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} else if (arg.lat != undefined && arg.lng != undefined) {
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arg = [arg.lat, arg.lng];
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} else if (arg.latitude != undefined && arg.longitude != undefined) {
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arg = [arg.latitude, arg.longitude];
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}
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return asArray(arg).join(',');
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};
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var validateBounds = v.object({
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south: v.number,
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west: v.number,
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north: v.number,
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east: v.number
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});
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exports.bounds = function(arg) {
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arg = validateBounds(arg);
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return arg.south + ',' + arg.west + '|' + arg.north + ',' + arg.east;
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};
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exports.timeStamp = function(arg) {
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if (arg == undefined) {
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arg = new Date();
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}
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if (arg.getTime) {
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arg = arg.getTime();
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// NOTE: Unix time is seconds past epoch.
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return Math.round(arg / 1000);
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}
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// Otherwise assume arg is Unix time
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return arg;
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};
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exports.retryOptions = v.object({
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timeout: v.optional(v.number),
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interval: v.optional(v.number),
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increment: v.optional(v.number),
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jitter: v.optional(v.number)
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});
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