50 lines
1.1 KiB
JavaScript
50 lines
1.1 KiB
JavaScript
/*global app*/
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"use strict";
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var crypto = require('crypto');
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function fallback(jid) {
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var gID = crypto.createHash('md5').update(jid).digest('hex');
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return {
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uri: 'https://gravatar.com/avatar/' + gID + '?s=80&d=mm'
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};
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}
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module.exports = function (jid, id, type, cb) {
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if (!id) {
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return cb(fallback(jid));
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}
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app.storage.avatars.get(id, function (err, avatar) {
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if (!err) {
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return cb(avatar);
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}
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if (!type) {
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return cb(fallback(jid));
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}
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app.whenConnected(function () {
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app.api.getAvatar(jid, id, function (err, resp) {
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if (err) {
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return cb(fallback(jid));
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}
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resp = resp.toJSON();
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var data = resp.pubsub.retrieve.item.avatarData;
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var uri = 'data:' + type + ';base64,' + data;
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avatar = {
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id: id,
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type: type,
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uri: uri
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};
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app.storage.avatars.add(avatar);
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return cb(avatar);
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});
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});
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});
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};
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