last-campaign/dist/last-campaign.min.js

Saves campaign query string parameters into a session cookie so they can be retrieved and passed to your marketing automation system when needed.

(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.lastCampaign=f()}})(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s}({1:[function(require,module,exports){"use strict";var querystring=require("querystring");var cookie=require("cookie");var merge=require("deepmerge");module.exports=saveLastCampaign;function saveLastCampaign(opts){var options={defaults:true,prefix:"",params:["utm_campaign","utm_source","utm_medium","utm_term","utm_content"],data:{},path:"/",domain:null,timeout:30};var pageQueryString=getQueryString();var data={};var cookieOptions={};var now=new Date;var expires;if(typeof opts==="object"){if(typeof opts.defaults!=="undefined"&&opts.defaults===false){options.params=[]}}if(arguments.length&&typeof opts==="object"){options=merge(options,opts)}var dataKeys=Object.keys(options.data);cookieOptions={domain:options.domain,path:options.path};if(options.timeout){expires=new Date(now.setMinutes(now.getMinutes()+options.timeout));options.params.forEach(function(key){updateExpiration(options.prefix+key,expires,cookieOptions)});if(dataKeys.length!==0){dataKeys.forEach(function(key){updateExpiration(options.prefix+key,expires,cookieOptions)})}}if(pageQueryString.length!==0){data=querystring.parse(pageQueryString);var removed=false;options.params.forEach(function(key){if(data[key]){if(!removed){removeCookies(options,cookieOptions);removed=true}setCookie(options.prefix+key,data[key],merge(cookieOptions,{expires:expires}))}})}if(dataKeys.length!==0){dataKeys.forEach(function(key){if(typeof options.data[key]==="undefined"||options.data[key]===null||options.data[key]===""){return}if(!getCookie(key)){setCookie(options.prefix+key,options.data[key],merge(cookieOptions,{expires:expires}))}})}}function removeCookies(options,cookieOptions){options.params.forEach(function(key){document.cookie=cookie.serialize(options.prefix+key,"",merge(cookieOptions,{expires:new Date("Thu, 01 Jan 1970 00:00:00 GMT")}))})}function getQueryString(){return window.location.search.substring(1)}function setCookie(name,value,options){document.cookie=cookie.serialize(name,value,options)}function getCookie(name){if(arguments.length===0&&typeof opts!=="string"){return}var match=document.cookie.match("(?:^|; )"+name+"=([^;]+)");if(match){return match[1]}else{return""}}function updateExpiration(name,expires,options){var existingValue=getCookie(name);if(existingValue){setCookie(name,existingValue,merge(options,{expires:expires}))}}},{cookie:2,deepmerge:3,querystring:6}],2:[function(require,module,exports){exports.parse=parse;exports.serialize=serialize;var decode=decodeURIComponent;var encode=encodeURIComponent;var pairSplitRegExp=/; */;var fieldContentRegExp=/^[\u0009\u0020-\u007e\u0080-\u00ff]+$/;function parse(str,options){if(typeof str!=="string"){throw new TypeError("argument str must be a string")}var obj={};var opt=options||{};var pairs=str.split(pairSplitRegExp);var dec=opt.decode||decode;pairs.forEach(function(pair){var eq_idx=pair.indexOf("=");if(eq_idx<0){return}var key=pair.substr(0,eq_idx).trim();var val=pair.substr(++eq_idx,pair.length).trim();if('"'==val[0]){val=val.slice(1,-1)}if(undefined==obj[key]){obj[key]=tryDecode(val,dec)}});return obj}function serialize(name,val,options){var opt=options||{};var enc=opt.encode||encode;if(!fieldContentRegExp.test(name)){throw new TypeError("argument name is invalid")}var value=enc(val);if(value&&!fieldContentRegExp.test(value)){throw new TypeError("argument val is invalid")}var pairs=[name+"="+value];if(null!=opt.maxAge){var maxAge=opt.maxAge-0;if(isNaN(maxAge))throw new Error("maxAge should be a Number");pairs.push("Max-Age="+Math.floor(maxAge))}if(opt.domain){if(!fieldContentRegExp.test(opt.domain)){throw new TypeError("option domain is invalid")}pairs.push("Domain="+opt.domain)}if(opt.path){if(!fieldContentRegExp.test(opt.path)){throw new TypeError("option path is invalid")}pairs.push("Path="+opt.path)}if(opt.expires)pairs.push("Expires="+opt.expires.toUTCString());if(opt.httpOnly)pairs.push("HttpOnly");if(opt.secure)pairs.push("Secure");if(opt.firstPartyOnly)pairs.push("First-Party-Only");return pairs.join("; ")}function tryDecode(str,decode){try{return decode(str)}catch(e){return str}}},{}],3:[function(require,module,exports){(function(root,factory){if(typeof define==="function"&&define.amd){define(factory)}else if(typeof exports==="object"){module.exports=factory()}else{root.deepmerge=factory()}})(this,function(){return function deepmerge(target,src){var array=Array.isArray(src);var dst=array&&[]||{};if(array){target=target||[];dst=dst.concat(target);src.forEach(function(e,i){if(typeof dst[i]==="undefined"){dst[i]=e}else if(typeof e==="object"){dst[i]=deepmerge(target[i],e)}else{if(target.indexOf(e)===-1){dst.push(e)}}})}else{if(target&&typeof target==="object"){Object.keys(target).forEach(function(key){dst[key]=target[key]})}Object.keys(src).forEach(function(key){if(typeof src[key]!=="object"||!src[key]){dst[key]=src[key]}else{if(!target[key]){dst[key]=src[key]}else{dst[key]=deepmerge(target[key],src[key])}}})}return dst}})},{}],4:[function(require,module,exports){"use strict";function hasOwnProperty(obj,prop){return Object.prototype.hasOwnProperty.call(obj,prop)}module.exports=function(qs,sep,eq,options){sep=sep||"&";eq=eq||"=";var obj={};if(typeof qs!=="string"||qs.length===0){return obj}var regexp=/\+/g;qs=qs.split(sep);var maxKeys=1e3;if(options&&typeof options.maxKeys==="number"){maxKeys=options.maxKeys}var len=qs.length;if(maxKeys>0&&len>maxKeys){len=maxKeys}for(var i=0;i<len;++i){var x=qs[i].replace(regexp,"%20"),idx=x.indexOf(eq),kstr,vstr,k,v;if(idx>=0){kstr=x.substr(0,idx);vstr=x.substr(idx+1)}else{kstr=x;vstr=""}k=decodeURIComponent(kstr);v=decodeURIComponent(vstr);if(!hasOwnProperty(obj,k)){obj[k]=v}else if(isArray(obj[k])){obj[k].push(v)}else{obj[k]=[obj[k],v]}}return obj};var isArray=Array.isArray||function(xs){return Object.prototype.toString.call(xs)==="[object Array]"}},{}],5:[function(require,module,exports){"use strict";var stringifyPrimitive=function(v){switch(typeof v){case"string":return v;case"boolean":return v?"true":"false";case"number":return isFinite(v)?v:"";default:return""}};module.exports=function(obj,sep,eq,name){sep=sep||"&";eq=eq||"=";if(obj===null){obj=undefined}if(typeof obj==="object"){return map(objectKeys(obj),function(k){var ks=encodeURIComponent(stringifyPrimitive(k))+eq;if(isArray(obj[k])){return map(obj[k],function(v){return ks+encodeURIComponent(stringifyPrimitive(v))}).join(sep)}else{return ks+encodeURIComponent(stringifyPrimitive(obj[k]))}}).join(sep)}if(!name)return"";return encodeURIComponent(stringifyPrimitive(name))+eq+encodeURIComponent(stringifyPrimitive(obj))};var isArray=Array.isArray||function(xs){return Object.prototype.toString.call(xs)==="[object Array]"};function map(xs,f){if(xs.map)return xs.map(f);var res=[];for(var i=0;i<xs.length;i++){res.push(f(xs[i],i))}return res}var objectKeys=Object.keys||function(obj){var res=[];for(var key in obj){if(Object.prototype.hasOwnProperty.call(obj,key))res.push(key)}return res}},{}],6:[function(require,module,exports){"use strict";exports.decode=exports.parse=require("./decode");exports.encode=exports.stringify=require("./encode")},{"./decode":4,"./encode":5}]},{},[1])(1)});