| 1 | (function () {
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| 2 |
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| 3 | if (typeof Prism === 'undefined' || typeof document === 'undefined' || !document.querySelector) {
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| 4 | return;
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| 5 | }
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| 6 |
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| 7 | Prism.plugins.toolbar.registerButton('download-file', function (env) {
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| 8 | var pre = env.element.parentNode;
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| 9 | if (!pre || !/pre/i.test(pre.nodeName) || !pre.hasAttribute('data-src') || !pre.hasAttribute('data-download-link')) {
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| 10 | return;
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| 11 | }
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| 12 | var src = pre.getAttribute('data-src');
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| 13 | var a = document.createElement('a');
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| 14 | a.textContent = pre.getAttribute('data-download-link-label') || 'Download';
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| 15 | a.setAttribute('download', '');
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| 16 | a.href = src;
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| 17 | return a;
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| 18 | });
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| 19 |
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| 20 | }());
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