40 lines
1.2 KiB
JavaScript
40 lines
1.2 KiB
JavaScript
var Promise = require('bluebird');
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var spawn = require('./spawn');
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var grunt = require('grunt');
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module.exports = function (repo, dir) {
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// store the previous and new hash from the repo
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// to know if there was an update from fetch
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var prevHash;
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var newHash;
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return Promise.resolve()
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.then(function () {
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if (!grunt.file.isDir(dir + '/.git')) {
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if (grunt.file.isDir(dir)) {
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throw new Error(dir + ' needs to be removed so that we can replace it with a git-repo');
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}
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return spawn('git', ['clone', repo, dir])();
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} else {
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return spawn.silent('git', ['log', '-1', '--pretty=%H'], dir)()
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.then(function (out) {
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prevHash = out.trim();
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})
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.then(spawn('git', ['fetch', 'origin', 'master'], dir))
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.then(spawn('git', ['reset', '--hard', 'origin/master'], dir))
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.then(spawn.silent('git', ['log', '-1', '--pretty=%H'], dir));
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}
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})
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.then(function (out) {
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if (prevHash) newHash = out.trim();
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if (!prevHash || newHash !== prevHash) {
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return spawn('npm', ['update'], dir)()
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.then(spawn('bower', ['install'], dir))
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.then(function () {
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return true;
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});
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}
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});
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};
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