81 lines
3.2 KiB
JavaScript
81 lines
3.2 KiB
JavaScript
/*
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* JavaScript tracker for Snowplow: tag.js
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*
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* Significant portions copyright 2010 Anthon Pang. Remainder copyright
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* 2012-2014 Snowplow Analytics Ltd. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of Anthon Pang nor Snowplow Analytics Ltd nor the
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* names of their contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/**
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* Use this function to load Snowplow
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*
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* @param object p The window
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* @param object l The document
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* @param string o "script", the tag name of script elements
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* @param string w The source of the Snowplow script. Make sure you get the latest version.
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* @param string i The Snowplow namespace. The Snowplow user should set this.
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* @param undefined n The new script (to be created inside the function)
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* @param undefined g The first script on the page (to be found inside the function)
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*/
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;(function(p,l,o,w,i,n,g) {
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"p:nomunge, l:nomunge, o:nomunge, w:nomunge, i:nomunge, n:nomunge, g:nomunge";
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// Stop if the Snowplow namespace i already exists
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if (!p[i]) {
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// Initialise the 'GlobalSnowplowNamespace' array
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p['GlobalSnowplowNamespace'] = p['GlobalSnowplowNamespace'] || [];
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// Add the new Snowplow namespace to the global array so sp.js can find it
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p['GlobalSnowplowNamespace'].push(i);
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// Create the Snowplow function
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p[i] = function() {
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(p[i].q = p[i].q || []).push(arguments);
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};
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// Initialise the asynchronous queue
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p[i].q = p[i].q || [];
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// Create a new script element
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n = l.createElement(o);
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// Get the first script on the page
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g = l.getElementsByTagName(o)[0];
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// The new script should load asynchronously
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n.async = 1;
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// Load Snowplow
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n.src = w;
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// Insert the Snowplow script before every other script so it executes as soon as possible
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g.parentNode.insertBefore(n,g);
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}
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} (window, document, 'script', '//d1fc8wv8zag5ca.cloudfront.net/2/sp.js', 'new_name_here'));
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