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make sure file exists before considering redownload, fix #48

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jomo 2015-01-04 04:29:07 +01:00
parent 8ef7bd5937
commit 3d1ad616bf
1 changed files with 48 additions and 37 deletions
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85
modules/helpers.js
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@ -24,48 +24,59 @@ function store_images(uuid, details, callback) {
} else {
if (skin_url) {
logging.log(uuid + " " + skin_url);
// set file paths
var hash = get_hash(skin_url);
if (details && details.hash == hash) {
// hash hasn't changed
logging.log(uuid + " hash has not changed");
cache.update_timestamp(uuid, hash);
callback(null, hash);
} else {
// hash has changed
logging.log(uuid + " new hash: " + hash);
var facepath = __dirname + "/../" + config.faces_dir + hash + ".png";
var helmpath = __dirname + "/../" + config.helms_dir + hash + ".png";
// set file paths
var facepath = __dirname + "/../" + config.faces_dir + hash + ".png";
var helmpath = __dirname + "/../" + config.helms_dir + hash + ".png";
if (fs.existsSync(facepath)) {
logging.log(uuid + " Avatar already exists, not downloading");
cache.save_hash(uuid, hash);
// make sure the file is still there
fs.exists(facepath, function(err, face_exists) {
if (err) {
logging.error(uuid + "error: " + err);
}
var exists = !err && face_exists;
if (exists && details && details.hash == hash) {
logging.log(uuid + " hash has not changed");
cache.update_timestamp(uuid, hash);
callback(null, hash);
} else {
// download skin
networking.get_skin(skin_url, function(err, img) {
if (err || !img) {
callback(err, null);
} else {
// extract face / helm
skins.extract_face(img, facepath, function(err) {
if (err) {
callback(err);
} else {
logging.log(uuid + " face extracted");
logging.debug(facepath);
skins.extract_helm(facepath, img, helmpath, function(err) {
logging.log(uuid + " helm extracted");
logging.debug(helmpath);
cache.save_hash(uuid, hash);
callback(err, hash);
});
}
});
}
});
if (!exists) {
logging.warn(uuid + " File was deleted! Downloading again.");
} else {
// hash has changed
logging.log(uuid + " new hash: " + hash);
}
if (exists) {
logging.log(uuid + " Avatar already exists, not downloading");
cache.save_hash(uuid, hash);
callback(null, hash);
} else {
// download skin
networking.get_skin(skin_url, function(err, img) {
if (err || !img) {
callback(err, null);
} else {
// extract face / helm
skins.extract_face(img, facepath, function(err) {
if (err) {
callback(err);
} else {
logging.log(uuid + " face extracted");
logging.debug(facepath);
skins.extract_helm(facepath, img, helmpath, function(err) {
logging.log(uuid + " helm extracted");
logging.debug(helmpath);
cache.save_hash(uuid, hash);
callback(err, hash);
});
}
});
}
});
}
}
}
});
} else {
// profile found, but has no skin
cache.save_hash(uuid, null);