70 lines
1.7 KiB
JavaScript
70 lines
1.7 KiB
JavaScript
/*!
|
|
* Patch the pkgcloud Container/File classes so that the metadata are separately
|
|
* stored for JSON serialization
|
|
*
|
|
* @param {String} provider The name of the storage provider
|
|
*/
|
|
function patchContainerAndFileClass(provider) {
|
|
var storageProvider = getProvider(provider).storage;
|
|
|
|
var Container = storageProvider.Container;
|
|
var m1 = Container.prototype._setProperties;
|
|
Container.prototype._setProperties = function (details) {
|
|
this.metadata = details;
|
|
m1.call(this, details);
|
|
}
|
|
|
|
Container.prototype.toJSON = function() {
|
|
return this.metadata;
|
|
};
|
|
|
|
var File = storageProvider.File;
|
|
var m2 = File.prototype._setProperties;
|
|
File.prototype._setProperties = function (details) {
|
|
this.metadata = details;
|
|
m2.call(this, details);
|
|
};
|
|
|
|
File.prototype.toJSON = function() {
|
|
return this.metadata;
|
|
};
|
|
}
|
|
/**
|
|
* Create a client instance based on the options
|
|
* @param options
|
|
* @returns {*}
|
|
*/
|
|
function createClient(options) {
|
|
options = options || {};
|
|
var provider = options.provider || 'filesystem';
|
|
var handler;
|
|
|
|
try {
|
|
// Try to load the provider from providers folder
|
|
handler = require('./providers/' + provider);
|
|
} catch (err) {
|
|
// Fall back to pkgcloud
|
|
handler = require('pkgcloud').storage;
|
|
}
|
|
patchContainerAndFileClass(provider);
|
|
return handler.createClient(options);
|
|
}
|
|
|
|
/**
|
|
* Look up a provider by name
|
|
* @param provider
|
|
* @returns {*}
|
|
*/
|
|
function getProvider(provider) {
|
|
try {
|
|
// Try to load the provider from providers folder
|
|
return require('./providers/' + provider);
|
|
} catch (err) {
|
|
// Fall back to pkgcloud
|
|
return require('pkgcloud').providers[provider];
|
|
}
|
|
}
|
|
|
|
module.exports.createClient = createClient;
|
|
module.exports.getProvider = getProvider;
|