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92 lines
2.1 KiB
JavaScript
92 lines
2.1 KiB
JavaScript
9 years ago
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'use strict';
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var async = require('async');
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var nconf = require('nconf');
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var winston = require('winston');
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var path = require('path');
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var fs = require('fs');
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var request = require('request');
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var mime = require('mime');
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var validator = require('validator');
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var meta = require('../meta');
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var image = require('../image');
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var file = require('../file');
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var plugins = require('../plugins');
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module.exports = function(Topics) {
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Topics.resizeAndUploadThumb = function(data, callback) {
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if (!data.thumb || !validator.isURL(data.thumb)) {
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return callback();
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}
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var pathToUpload;
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var filename;
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async.waterfall([
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function(next) {
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request.head(data.thumb, next);
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},
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function(res, body, next) {
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var type = res.headers['content-type'];
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if (!type.match(/image./)) {
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return next(new Error('[[error:invalid-file]]'));
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}
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var extension = path.extname(data.thumb);
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if (!extension) {
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extension = '.' + mime.extension(type);
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}
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filename = Date.now() + '-topic-thumb' + extension;
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pathToUpload = path.join(nconf.get('base_dir'), nconf.get('upload_path'), 'files', filename);
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request(data.thumb).pipe(fs.createWriteStream(pathToUpload)).on('close', next);
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},
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function(next) {
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file.isFileTypeAllowed(pathToUpload, next);
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},
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function(next) {
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var size = parseInt(meta.config.topicThumbSize, 10) || 120;
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image.resizeImage({
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path: pathToUpload,
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extension: path.extname(pathToUpload),
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width: size,
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height: size
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}, next);
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},
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function(next) {
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if (!plugins.hasListeners('filter:uploadImage')) {
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data.thumb = path.join(nconf.get('upload_url'), 'files', filename);
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return callback();
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}
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plugins.fireHook('filter:uploadImage', {image: {path: pathToUpload, name: ''}, uid: data.uid}, next);
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},
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function(uploadedFile, next) {
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deleteFile(pathToUpload);
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data.thumb = uploadedFile.url;
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next();
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}
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], function(err) {
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if (err) {
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deleteFile(pathToUpload);
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}
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callback(err);
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});
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};
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function deleteFile(path) {
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if (path) {
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fs.unlink(path, function(err) {
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if (err) {
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winston.error(err);
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}
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});
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}
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}
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};
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