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always show image, get steve/alex by UUID, send correct HTTP status codes

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This commit is contained in:
jomo 2014-11-05 01:40:03 +01:00
parent 9b3884d85a
commit e592048ec1
2 changed files with 21 additions and 13 deletions
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9
modules/skins.js
View File

@ -78,4 +78,13 @@ exp.resize_img = function(inname, size, callback) {
});
};
// returns "alex" or "steve" calculated by the +uuid+
exp.default_skin = function(uuid) {
if (Number("0x" + uuid[31]) % 2 === 0) {
return "alex";
} else {
return "steve";
}
};
module.exports = exp;

25
routes/avatars.js
View File

@ -29,35 +29,34 @@ router.get('/:uuid.:ext?', function(req, res) {
console.error(err);
if (image) {
console.warn("error occured, image found anyway");
sendimage(200, status, image);
sendimage(503, true, image);
} else {
handle_404(def);
handle_default(404);
}
} else if (status == 1 || status == 2) {
sendimage(200, status == 1, image);
} else if (status == 0 || status == 3) {
handle_404(def);
} else if (status === 0 || status == 3) {
handle_default(404);
} else {
console.error("unexpected error/status");
console.error("error: " + err);
console.error("status: " + status);
handle_404(def);
handle_default(404);
}
});
} catch(e) {
console.error("Error!");
console.error(e);
res.status(500).send("500 Internal server error");
handle_default(500);
}
function handle_404(def) {
if (def == "alex" || def == "steve") {
skins.resize_img("public/images/" + def + ".png", size, function(err, image) {
sendimage(404, true, image);
});
} else {
res.status(404).send('404 Not found');
function handle_default(status) {
if (def != "steve" && def != "alex") {
def = skins.default_skin(uuid);
}
skins.resize_img("public/images/" + def + ".png", size, function(err, image) {
sendimage(status, true, image);
});
}
function sendimage(status, local, image) {