27 lines
1,005 B
JavaScript
27 lines
1,005 B
JavaScript
// Return a PNG, saving an array of query strings we see as state. When query
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// string is 'status', return array as JSON
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function handleRequest(request, response) {
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var seenImages = getState("seenImages");
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seenImages = seenImages ? JSON.parse(seenImages) : [];
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response.setHeader("Cache-Control", "must-revalidate", false);
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if (request.queryString == "status") {
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response.setHeader("Content-Type", "text/javascript", false);
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response.write(JSON.stringify(seenImages));
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} else if (request.queryString == "reset") {
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// Respond with how many requests we had seen, drop them
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response.setHeader("Content-Type", "text/plain", false);
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response.write(String(seenImages.length));
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seenImages = [];
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} else {
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// Return an image
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response.setStatusLine("1.1", 302, "Found");
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response.setHeader("Location", "blue.png", false);
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dump(request.queryString + "\n");
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seenImages.push(request.queryString);
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}
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setState("seenImages", JSON.stringify(seenImages));
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}
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