35 lines
809 B
JavaScript
35 lines
809 B
JavaScript
function Template() {
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return {
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render: render
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};
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function render(template, environment) {
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if(blog.wording[template] != undefined) {
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var template = blog.wording[template];
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}
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template = template.replace(/\${\?((?:[^?]|\?[^}])*)\?}/g, renderSub(environment));
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var failed = [false];
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var result = template.replace(
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/([^$]|^)\$(?:{(\w+)}|(\w+)\b)/g,
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substitute(environment, failed)
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);
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return failed[0] ? null : result;
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}
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function renderSub(environment) {
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return function(_, sub) {
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return render(sub, environment) || '';
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};
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}
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function substitute(environment, failed) {
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return function(_, before, bracketed, raw) {
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var replaced = environment[bracketed || raw];
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if(replaced != undefined) {
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return before + replaced;
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} else {
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failed[0] = true;
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}
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}
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}
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}
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