/* Controltag Loader for Guardian */
(function(){
  function debugLog(msg) {
    var isDebug = /kxdebug=(1|true)/.test(location);
    if (isDebug && typeof window.console === 'object' && typeof console.info === 'function') {
      console.info(msg);
    }
  }

  function loadCT(url, callback) {
    debugLog('Loading Krux control tag.');
    var ct_element = document.createElement('script');
    ct_element.async = true;
    ct_element.src = url;

    ct_element.onload = ct_element.onreadystatechange = function() {
      var state = ct_element.readyState;
      if (!callback.done && (!state || /loaded|complete/.test(state))) {
        callback.done = true;
        callback();
      }
    };

    // Fetch the first script element, so we can insert the
    // controltag before it. There *must* be at least one
    // script element, or this code would never be called
    var sibling = document.getElementsByTagName('script')[0];
    sibling.parentNode.insertBefore(ct_element, sibling);
  };

  function loadConfig() {
    
    
    debugLog('Loading krux configuration.');

    var config = {"partner_segment_map": {}, "context_terms": [], "tags": [{"content": "<script type=\"text/javascript\">\r\n(function(require) {\r\n  var store = require('store');\r\n  var _ = require('util');  \r\n  var segments;\r\n  \r\n  function handleUserDataResponse(r) {\r\n    // Handle the response as usual.\r\n    segments.handleUserDataResponse(r);\r\n    \r\n    // Override localStorage.kxuser with a case-insensitive value for DFP premium.\r\n    // This will get read by the interchange direct snippet for Krux.user\r\n    // and Krux.dfpKeyValues\r\n    if(r.kuid_long) {\r\n      store.set('user', r.kuid_long, store.DAYS*30);\r\n    }\r\n  }\r\n  \r\n  // Our own fetch uses our own handleResponse\r\n  function fetch() {\r\n    var options = {\r\n      url: _.get('config').services.userData,\r\n      data: {pubid: _.get('pubid')},\r\n      callback: 'kxjsonp_userData',\r\n      done: handleUserDataResponse\r\n    };\r\n    if(!segments.readTechFromStore()) {\r\n      options.data.technographics = 1;\r\n    }\r\n    require('http').jsonp(options);  \r\n  }\r\n  \r\n  \r\n  if(!store.get('segWait')) {\r\n    // disable segments.fetch and use our own\r\n    _.set('segWait', 1, store.MINUTES*5);\r\n    _.onOnce('dom:load', fetch);\r\n    _.fire('user_data_fetch_scheduled');\r\n  }\r\n  \r\n  // Finally, require segments as usual.\r\n  segments = require('segments');\r\n}(Krux.require));\r\n</script>", "target": "", "target_action": null, "require": "", "docwrite": null, "template_replacement": 1, "execution_results": null, "tier": 2, "internal": 1, "content_type": "html", "timing": "asap", "method": "document", "type": "publisher", "id": 35371, "name": "Krux Load Segments v2"}, {"content": "<img src=\"//adadvisor.net/adscores/g.js?sid=9212244187&_kdpid=2111c0af-fc3a-446f-ab07-63aa74fbde8e\" />", "target": null, "target_action": "append", "require": "", "docwrite": null, "template_replacement": 1, "execution_results": null, "tier": 1, "internal": 22, "content_type": "html", "freq_cap": 3, "timing": "onload", "method": "document", "type": "data provider", "id": 41999, "name": "Neustar AdAdvisor S2S provider tag"}, {"content": "<script>\r\n(function(){\r\n  var kuid = Krux('get', 'user');\r\n  if (kuid) {\r\n      var liveramp_url = 'https://idsync.rlcdn.com/379708.gif?partner_uid=' + kuid;\r\n      var i = new Image();\r\n      i.src = liveramp_url;      \r\n  }\r\n})();\r\n</script>", "target": null, "target_action": "append", "require": "", "docwrite": null, "template_replacement": 1, "execution_results": null, "tier": 1, "internal": 21, "content_type": "html", "freq_cap": 3, "timing": "onload", "method": "document", "type": "data provider", "id": 42000, "name": "Acxiom S2S provider tag"}, {"content": "<script>\r\n  Krux('require:http').pixel({\r\n    url: \"//s.ixiaa.com/digi/C726AB29-0470-440B-B8D2-D552CED3A3DC/a.gif\"\r\n  });\r\n</script>", "target": null, "target_action": "append", "require": "", "docwrite": null, "template_replacement": 1, "execution_results": null, "tier": 1, "internal": 28, "content_type": "html", "freq_cap": 3, "timing": "onload", "method": "document", "type": "data provider", "id": 42001, "name": "IXI Digital Open Market provider tag"}, {"content": "<script>\r\n// Blank\r\n</script>", "target": null, "target_action": "append", "require": "", "docwrite": null, "template_replacement": 1, "execution_results": null, "tier": 1, "internal": 19, "content_type": "html", "freq_cap": 3, "timing": "onload", "method": "document", "type": "data provider", "id": 42002, "name": "Nielsen (via Exelate) provider tag"}, {"content": "<script>\r\n\r\n(function() {\r\n    (new Image()).src = \"//apiservices.krxd.net/um?partner=vdna&r=\" + window.location.protocol + \"//e.visualdna.com/conversion&_kdpid=8f95f20d-4acf-43fc-9832-3f5174a166cc\";\r\n})();\r\n\r\n</script>", "target": null, "target_action": "append", "require": "", "docwrite": null, "template_replacement": 1, "execution_results": null, "tier": 1, "internal": 12, "content_type": "html", "freq_cap": 3, "timing": "onload", "method": "document", "type": "data provider", "id": 42003, "name": "Visual DNA provider tag"}, {"content": "<script>\r\n(function(){\r\n  var kuid = Krux('get', 'user');\r\n  if (kuid) {\r\n    Krux('require:http').pixel({\r\n      url: \"//loadm.exelator.com/load\",\r\n      data: {\r\n          _kdpid: 'e4942ff0-4070-4896-a7ef-e6a5a30ce9f9',\r\n          buid: kuid,\r\n          p: '204',\r\n          g: '270',\r\n          j: '0'\r\n      }});\r\n  }\r\n  })();\r\n</script>", "target": null, "target_action": "append", "require": "", "docwrite": null, "template_replacement": 1, "execution_results": null, "tier": 1, "internal": 11, "content_type": "html", "freq_cap": 3, "timing": "onload", "method": "document", "type": "data provider", "id": 42004, "name": "eXelate Media provider tag"}, {"content": "<script type=\"text/javascript\">Krux('social.init');</script>", "target": null, "target_action": "append", "require": "", "docwrite": null, "internal": 1, "template_replacement": 1, "execution_results": null, "tier": 1, "library_tag_config": {}, "content_type": "html", "timing": "onload", "method": "document", "type": "library", "id": 35367, "name": "Krux Track Social"}, {"content": "<script>\r\n// this tag is intentionally blank\r\n</script>", "target": null, "target_action": "append", "require": "", "docwrite": null, "template_replacement": 1, "execution_results": null, "tier": 1, "internal": 6, "content_type": "html", "freq_cap": 3, "timing": "onload", "method": "document", "type": "data provider", "id": 35368, "name": "Technographic Data provider tag"}, {"content": "", "target": null, "target_action": "append", "require": "", "docwrite": null, "template_replacement": 1, "execution_results": null, "tier": 1, "internal": 14, "content_type": "html", "freq_cap": 3, "timing": "onload", "method": "document", "id": 35369, "name": "Krux Geographic Data provider tag"}, {"content": "<script>\r\n(function(){\r\n        var kuid = Krux('get', 'user');\r\n        if (kuid) {\r\n            var prefix = location.protocol == 'https:' ? \"https:\" : \"http:\";\r\n            var kurl = prefix + '//beacon.krxd.net/usermatch.gif?adnxs_uid=$UID';\r\n            var appnexus_url = '//ib.adnxs.com/getuid?' + kurl\r\n            var i = new Image();\r\n            i.src = appnexus_url;\r\n        }\r\n})();\r\n</script>", "target": "", "target_action": null, "require": "", "docwrite": null, "template_replacement": 1, "execution_results": {"onloadSafe": true, "docwrite": false, "listeners": []}, "tier": 1, "internal": 1, "content_type": "html", "freq_cap": 3, "timing": "onload", "method": "document", "type": "publisher", "id": 43429, "name": "AppNexus Connect Pixel"}, {"content": "<script>\r\n// Using UrlPath 1 to produce page attribute url_path_1\r\nKrux('scrape', { \"page_attr_url_path_1\": {url_path: \"1\"}});\r\n// Using UrlPath 2 to produce page attribute url_path_2\r\nKrux('scrape', { \"page_attr_url_path_2\": {url_path: \"2\"}});\r\n//Setsection/subsection\r\n  Krux('set',{\r\n    section:Krux('get','page_attr_url_path_1'),\r\n    subsection:Krux('get','page_attr_url_path_2') \r\n  });\r\n</script>", "target": "", "target_action": null, "require": "", "docwrite": null, "template_replacement": 1, "execution_results": {"onloadSafe": true, "docwrite": false, "listeners": []}, "tier": 1, "internal": false, "content_type": "html", "timing": "onload", "method": "document", "type": "publisher", "id": 41179, "name": "section, subsection"}, {"content": "<script>\r\nKrux('scrape', { 'page_attr_pageid': {js_global: \"guardian.config.page.pageId\"}});\r\nKrux('scrape', { 'page_attr_sectionid': {js_global: \"guardian.config.page.section\"}});\r\nKrux('scrape', { 'page_attr_edition': {js_global: \"guardian.config.page.edition\"}});\r\nKrux('scrape', { 'page_attr_keywordIds': {js_global: \"guardian.config.page.keywordIds\"}});\r\nKrux('scrape', { 'page_attr_contentType': {js_global: \"guardian.config.page.contentType\"}});\r\nKrux('scrape', { 'page_attr_authorIds': {js_global: \"guardian.config.page.authorIds\"}});\r\n</script>", "target": "", "target_action": null, "require": "", "docwrite": null, "template_replacement": 1, "execution_results": {"onloadSafe": true, "docwrite": false, "listeners": []}, "tier": 1, "internal": false, "content_type": "html", "timing": "onload", "method": "document", "type": "publisher", "id": 41180, "name": "DTC NextGen"}, {"content": "<script type='text/javascript' \r\n        src='//pixel.mathtag.com/sync/js?sync=auto'>\r\n</script>", "target": "", "target_action": null, "require": "", "docwrite": null, "template_replacement": 1, "execution_results": null, "tier": 1, "internal": 1, "content_type": "html", "freq_cap": 3, "timing": "onload", "method": "document", "type": "publisher", "id": 39151, "name": "MediaMath UserMatching"}], "segments": [], "publisher": {"uuid": "2196ddf0-947c-45ec-9b0d-0a82fb280cb8", "id": 12310, "name": "Guardian"}, "controltag_options": {"async": "true", "render": true}, "site": {"id": 18680, "name": "Guardian NextGen"}, "dnt": null, "params": {"connector_host": "connector.krxd.net", "control_tag_load_sync": "false", "fingerprint": false, "disable_http_compression": false, "remove_kxhead": true, "supertag_requires_approval": false, "config_source": 1, "control_tag_stats_prefix": null, "beacon_host": "beacon.krxd.net", "control_tag_pixel_throttle": "100", "user_id_cookie": null, "max_segments": null, "no_pii": 0, "recommend": false, "revenue_optimization": false, "context_terms": "false", "jslog_host": "jslog.krxd.net", "site_level_supertag_config": "site", "max_slot_time": 1000, "services_host": "apiservices.krxd.net", "capture_leakage": true, "client_side_storage": "localStorage,cookie", "userData_host": "cdn.krxd.net", "control_tag_namespace": null, "control_tag_version": "stable", "capture_js_errors": "true", "datatag_version": "3", "target_fingerprint": false}, "services": {"impression": "//beacon.krxd.net/ad_impression.gif", "stats": "//apiservices.krxd.net/stats", "log": "//jslog.krxd.net/jslog.gif", "userData": "//cdn.krxd.net/user_data/segments/3", "um": "//apiservices.krxd.net/um", "optout": "//beacon.krxd.net/optout_check", "pixel": "//beacon.krxd.net/pixel.gif", "contentConnector": "//connector.krxd.net/content_connector/", "is_optout": "//beacon.krxd.net/optout_check", "set_optin": "//apiservices.krxd.net/consumer/optin", "social": "//beacon.krxd.net/social.gif", "set_optout": "//apiservices.krxd.net/consumer/optout", "data": "//beacon.krxd.net/data.gif", "event": "//beacon.krxd.net/event.gif"}, "geo": {}, "realtime_segments": [], "confid": "JVZiE3vn"};

    // Wrap in a function and comment, then toString the func and replace
    // everything that's not the beginning or end of a JSON object, so we get a
    // string that's either empty or JSON.
    var esiGeo = String(function(){/*
      <esi:include src="/geoip_esi"/>
    */}).replace(/^.*\/\*[^{]+|[^}]+\*\/.*$/g, '');

    if (esiGeo) {
      config.geo = esiGeo;
    }

    Krux('config', config);
    
  };

  // ControlTag simply crashes when opening a website from Twitter browser on
  // iOS, temporarily disable CT when Twitter for iPhone is detected until they
  // fix this (works fine with other twitter client though)
  if (/Twitter for iPhone/.test(window.navigator.userAgent || '')) return;
    
  loadCT( "//cdn.krxd.net/ctjs/controltag.js.f99670595ccd46c65a517672ea749179", loadConfig );
})();