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Remove all the ImageGen cache files and directories from a root media folder. npm install underscore q optimist OR npm install underscore q optimist -g
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#!/usr/bin/env node | |
var _ = require('underscore'); | |
var fs = require('fs'); | |
var Q = require('q'); | |
var argv = require('optimist') | |
.usage('Usage: $0 -base [directory') | |
.demand(['base']) | |
.describe('base', 'Media directory') | |
.argv; | |
var files = fs.readdirSync(argv.base); | |
var deleteCacheDir = function(cache) { | |
var deferred = Q.defer(); | |
fs.exists(cache, function(exists) { | |
if (exists) { | |
console.log('Removing ' + cache + '...'); | |
fs.readdir(cache, function(err, cacheFiles) { | |
_.each(cacheFiles, function(cacheFile) { | |
cacheFile = cache + '/' + cacheFile; | |
fs.unlink(cacheFile); | |
}); | |
fs.rmdir(cache, function() {}); | |
deferred.resolve(); | |
}); | |
} else { | |
deferred.resolve(); | |
} | |
}); | |
return deferred.promise; | |
} | |
var promises = []; | |
_.each(files, function(file) { | |
var cache = argv.base + '/' + file + '/Cached'; | |
promises.push(deleteCacheDir(cache)); | |
}); | |
Q.all(promises).then(function() { | |
console.log('All done'); | |
}).fail(function(err) { | |
console.log('error: ' + err); | |
}); |
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