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Attempting to make references to the distribution index more streamlined. WIP

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This commit is contained in:
Daniel Scalzi
2018-05-08 20:10:46 -04:00
parent f161e196be
commit 15a83a7736
7 changed files with 207 additions and 159 deletions
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117
app/assets/js/assetguard.js
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@@ -162,6 +162,7 @@ class DLTracker {
}
let distributionData = null
let launchWithLocal = false
/**
* Central object class used for control flow. This object stores data about
@@ -378,7 +379,7 @@ class AssetGuard extends EventEmitter {
* @param {string} launcherPath The root launcher directory.
* @returns {Promise.<Object>} A promise which resolves to the distribution data object.
*/
static retrieveDistributionDataFresh(launcherPath){
static refreshDistributionDataRemote(launcherPath){
return new Promise((resolve, reject) => {
const distroURL = 'http://mc.westeroscraft.com/WesterosCraftLauncher/westeroscraft.json'
const distroDest = path.join(launcherPath, 'westeroscraft.json')
@@ -404,24 +405,18 @@ class AssetGuard extends EventEmitter {
* Retrieve a local copy of the distribution index asynchronously.
*
* @param {string} launcherPath The root launcher directory.
* @param {boolean} cached Optional. False if the distro file should be read from the
* disk and re-cached, otherwise a cached copy will be returned.
* @returns {Promise.<Object>} A promise which resolves to the distribution data object.
*/
static retrieveDistributionData(launcherPath, cached = true){
static refreshDistributionDataLocal(launcherPath){
return new Promise((resolve, reject) => {
if(!cached || distributionData == null){
fs.readFile(path.join(launcherPath, 'westeroscraft.json'), 'utf-8', (err, data) => {
if(!err){
distributionData = JSON.parse(data)
resolve(distributionData)
} else {
reject(err)
}
})
} else {
resolve(distributionData)
}
fs.readFile(path.join(launcherPath, 'westeroscraft.json'), 'utf-8', (err, data) => {
if(!err){
distributionData = JSON.parse(data)
resolve(distributionData)
} else {
reject(err)
}
})
})
}
@@ -429,25 +424,27 @@ class AssetGuard extends EventEmitter {
* Retrieve a local copy of the distribution index synchronously.
*
* @param {string} launcherPath The root launcher directory.
* @param {boolean} cached Optional. False if the distro file should be read from the
* disk and re-cached, otherwise a cached copy will be returned.
* @returns {Object} The distribution data object.
*/
static retrieveDistributionDataSync(launcherPath, cached = true){
if(!cached || distributionData == null){
distributionData = JSON.parse(fs.readFileSync(path.join(launcherPath, 'westeroscraft.json'), 'utf-8'))
}
static refreshDistributionDataLocalSync(launcherPath){
distributionData = JSON.parse(fs.readFileSync(path.join(launcherPath, 'westeroscraft.json'), 'utf-8'))
return distributionData
}
/**
* Get a cached copy of the distribution index.
*/
static getDistributionData(){
return distributionData
}
/**
* Resolve the default selected server from the distribution index.
*
* @param {string} launcherPath The root launcher directory.
* @returns {Object} An object resolving to the default selected server.
*/
static resolveSelectedServer(launcherPath){
const distro = AssetGuard.retrieveDistributionDataSync(launcherPath)
static resolveSelectedServer(){
const distro = AssetGuard.getDistributionData()
const servers = distro.servers
for(let i=0; i<servers.length; i++){
if(servers[i].default_selected){
@@ -463,15 +460,12 @@ class AssetGuard extends EventEmitter {
* Returns null if the ID could not be found or the distro index has
* not yet been loaded.
*
* @param {string} launcherPath The root launcher directory.
* @param {string} serverID The id of the server to retrieve.
* @returns {Object} The server object whose id matches the parameter.
*/
static getServerById(launcherPath, serverID){
if(distributionData == null){
AssetGuard.retrieveDistributionDataSync(launcherPath, true)
}
const servers = distributionData.servers
static getServerById(serverID){
const distro = AssetGuard.getDistributionData()
const servers = distro.servers
let serv = null
for(let i=0; i<servers.length; i++){
if(servers[i].id === serverID){
@@ -481,6 +475,34 @@ class AssetGuard extends EventEmitter {
return serv
}
/**
* Set whether or not we should launch with a local copy of the distribution
* index. This is useful for testing experimental changes to the distribution index.
*
* @param {boolean} value True if we should launch with a local copy. Otherwise false.
*/
static launchWithLocal(value, silent = false){
if(!silent){
if(value){
console.log('%c[AssetGuard]', 'color: #a02d2a; font-weight: bold', 'Will now launch using a local copy of the distribution index.')
console.log('%c[AssetGuard]', 'color: #a02d2a; font-weight: bold', 'Unless you are a developer, revert this change immediately.')
} else {
console.log('%c[AssetGuard]', 'color: #a02d2a; font-weight: bold', 'Will now retrieve a fresh copy of the distribution index on launch.')
}
}
launchWithLocal = value
}
/**
* Check if AssetGuard is configured to launch with a local copy
* of the distribution index.
*
* @returns {boolean} True if launching with local, otherwise false.
*/
static isLocalLaunch(){
return launchWithLocal
}
// #endregion
// Miscellaneous Static Functions
@@ -1301,9 +1323,8 @@ class AssetGuard extends EventEmitter {
validateDistribution(serverpackid){
const self = this
return new Promise((resolve, reject) => {
const cbFunc = function(){
const serv = AssetGuard.getServerById(self.launcherPath, serverpackid)
AssetGuard.refreshDistributionDataLocal(self.launcherPath).then((v) => {
const serv = AssetGuard.getServerById(serverpackid)
if(serv == null) {
console.error('Invalid server pack id:', serverpackid)
@@ -1319,32 +1340,6 @@ class AssetGuard extends EventEmitter {
}
}
resolve(serv)
}
AssetGuard.retrieveDistributionDataFresh(self.launcherPath).then((value) => {
console.log('Loaded fresh copy of the distribution index.')
cbFunc()
}).catch((err) => {
console.log('Failed to load fresh copy of the distribution index.')
console.log('Attempting to load an older copy of the distribution index.')
AssetGuard.retrieveDistributionData(self.launcherPath, false).then((value) => {
console.log('Successfully loaded an older copy of the distribution index.')
cbFunc()
}).catch((err) => {
console.log('Failed to load an older copy of the distribution index. Cannot launch.')
reject(err)
})
})
})
}
@@ -1405,7 +1400,7 @@ class AssetGuard extends EventEmitter {
loadForgeData(serverpack){
const self = this
return new Promise(async (resolve, reject) => {
let distro = AssetGuard.retrieveDistributionDataSync(self.launcherPath, true)
let distro = AssetGuard.getDistributionData()
const servers = distro.servers
let serv = null