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(function(win) {
var hostname_as_int = parseInt((location.hostname || "local").substring(0,10), 36);
if (typeof win['dpx_'+hostname_as_int] != 'undefined') {
win['dpx_'+hostname_as_int].run();
return; }
var dpx = {
sifi_pixel_url: '//i.simpli.fi/dpx?',
pixels_url: 'http://i.simpli.fi/p?',
pixels: [],
matching_pixels: [],
protocol: (location.protocol == 'https:') ? 'https:' : "http:",
pixels_to_drop: [],
dropping_pixels: false,
rescue_pixel: null,
company_id: '',
run: function() {
dpx.drop_pixels(); },
drop_pixels: function() {
var sifi_pixels = dpx.get_sifi_pixels();
for (var i = sifi_pixels.length-1; i >= 0; i--) {
dpx.add_sifi_pixel(sifi_pixels[i]); }
if (dpx.does_allow_matching() && !dpx.already_dropped_matching) {
dpx.get_matching_pixels(); } else {
dpx._drop_matching_pixels(); } },
get_sifi_pixels: function() {
var nodes = document.scripts || document.getElementsByTagName('script'),
pixels = [];
for (var i = nodes.length-1; i >= 0; i--) {
var node = nodes[i],
src = node.src || '';
if (src.indexOf('/dpx.js') > 0 && !node.getAttribute('data-sifi-parsed')) {
node.setAttribute('data-sifi-parsed', true);
var params = dpx.get_query_string(src);
dpx.company_id = (params.match(/cid=(\d+)/) || [])[1] || dpx.company_id
pixels.push(params);
dpx.pixels.push(params); } }
return pixels; },
add_sifi_pixel: function(params) {
params += "&cbri=" + Math.floor(Math.random()*(new Date().getTime()));
params += "&referrer=" + escape(document.referrer);
dpx.pixels_to_drop.push(dpx.sifi_pixel_url + params); },
get_matching_pixels: function() {
var script = document.createElement('script');
script.src = dpx.pixels_url + 'cid=' + dpx.company_id + '&cb=dpx_' + hostname_as_int + '._hp';
document.body.appendChild(script);
},
get_query_string: function(src) {
var str = src.substr(src.indexOf('dpx.js?')+7);
return str;
},
_hp: function(pixels) {
dpx.matching_pixels = pixels && pixels['pixels'] || [];
dpx._drop_matching_pixels();
},
_drop_matching_pixels: function() {
if (dpx.does_allow_matching() && !dpx.already_dropped_matching) {
for (var i = dpx.matching_pixels.length-1; i >= 0; i--) {
dpx.pixels_to_drop.push(dpx.matching_pixels[i]);
}
dpx.already_dropped_matching = true;
}
dpx._next_pixel();
},
_next_pixel: function() {
if (dpx.pixels_to_drop.length == 0) return;
var src = dpx.pixels_to_drop.shift(),
img = new Image();
img.onload = img.onerror = function() {
dpx.rescue_pixel = null;
dpx._next_pixel();
};
img.src = dpx.protocol + src;
dpx.rescue_pixel = setTimeout(function() {
img.onload = img.onerror = null;
dpx._next_pixel();
},1000); },
does_allow_matching: function() {
if (typeof dpx.allow_matching != 'undefined') return dpx.allow_matching;
if (dpx.protocol == 'https:') {
dpx.allow_matching = false;
return false;
}
for (var i = dpx.pixels.length-1; i >= 0; i--) {
var params = dpx.pixels[i];
if (params.indexOf('m=0') > 0) {
dpx.allow_matching = false;
return false; } }
dpx.allow_matching = true;
return true; } };
win['dpx_'+hostname_as_int] = dpx;
if (!document.body) {
if (window.addEventListener) {
window.addEventListener('load', dpx.run, false);
} else if (window.attachEvent) {
window.attachEvent('onload', dpx.run);
}
} else {
dpx.run(); }})(window);
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