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131 lines (112 loc) · 3.84 KB
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Copy pathindex.js
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131 lines (112 loc) · 3.84 KB
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var path = require('path');
var through2 = require('through2');
var PluginError = require('gulp-util').PluginError;
var colors = require('gulp-util').colors;
var log = require('gulp-util').log;
var QN = require('qn');
var Moment = require('moment');
var Q = require('q');
var fs = require('fs')
var crypto = require('crypto')
var minimatch = require('minimatch')
var uploadedFiles = 0;
var getEtag = require('./qetag')
module.exports = function (qiniu, option) {
option = option || {};
option = extend({dir: '', versioning: false, versionFile: null, ignore: [], concurrent: 10}, option);
var qn = QN.create(qiniu)
, version = Moment().format('YYMMDDHHmm')
, qs = []
, filesIndex = 0
return through2.obj(function (file, enc, next) {
var that = this;
var isIgnore = false;
var filePath = path.relative(file.base, file.path);
filePath = filePath.split(path.sep).join('/');
if (file._contents === null) return next();
option.ignore.forEach(function (item) {
if (minimatch(filePath, item)) isIgnore = true;
})
if (isIgnore) return next();
filesIndex++
var fileKey = option.dir + ((!option.dir || option.dir[option.dir.length - 1]) === '/' ? '' : '/') + (option.versioning ? version + '/' : '') + filePath;
var retries = 0;
var isConcurrent = filesIndex % Math.floor(option.concurrent) !== 0
var handler = function () {
return Q.nbind(qn.stat, qn)(fileKey)
.spread(function (stat) {
return Q.nfcall(getEtag, file._contents)
.then(function (fileHash) {
// Skip when hash equal
if (stat.hash === fileHash) return false;
// Start
log('Start →', fileKey);
// Then delete
return Q.nbind(qn.delete, qn)(fileKey)
})
}, function () {
// Start
log('Start →', fileKey);
// Upload when not exists
return true;
})
.then(function (isUpload) {
if (isUpload === false) return false;
return Q.nbind(qn.upload, qn)(file._contents, {key: fileKey})
})
.then(function (stat) {
// No upload
if (stat === false) {
log('Skip →', colors.grey(fileKey));
!isConcurrent && next()
return;
}
// Record hash
uploadedFiles++;
log('Upload →', colors.green((qiniu.origin ? qiniu.origin + '/' : '') + fileKey));
!isConcurrent && next()
}, function (err) {
log('Error →', colors.red(fileKey), new PluginError('gulp-qiniu', err).message);
that.emit('Error', colors.red(fileKey), new PluginError('gulp-qiniu', err));
if (retries++ < 3) {
log('Retry(' + retries + ') →', colors.red(fileKey));
return handler()
} else {
!isConcurrent && next()
}
})
}
qs.push(handler())
isConcurrent && next()
}, function (next) {
Q.all(qs)
.then(function (rets) {
log('Total →', colors.green(uploadedFiles + '/' + rets.length));
// Check if versioning
if (!option.versioning) {
next();
return;
}
log('Version →', colors.green(version));
if (option.versionFile) {
fs.writeFileSync(option.versionFile, JSON.stringify({version: version}))
log('Write version file →', colors.green(option.versionFile));
}
next();
}, function (err) {
log('Failed upload →', err.message);
throw err;
});
});
function extend(target, source) {
target = target || {};
for (var prop in source) {
if (typeof source[prop] === 'object') {
target[prop] = extend(target[prop], source[prop]);
} else {
target[prop] = source[prop];
}
}
return target;
}
};