Monaca In-App Updater

This plugin updates HTML5 assets contained in the app without rebuilding and packaging the app. You need a Web server to host the update files which will be accessed from the app.
In order to use this plugin, you are required to subscribe to a valid plan. Please refer to Monaca Subscription Plans.
This plugin is not available for custom build debuggers.
 If you want to check the operation, you need to debug build the app.
Supported Platforms
Cordova 7.1 or higher
iOS 9 or later
For WKWebView version (5.0.5 or later): iOS 11 or later
CustomScheme supporting version（6.1.0 or later）: iOS 11 or later
Android 4.1 or later
If you are using WKWebView, you need to use version 5.0.5 or later.
Adding the Plugin in Monaca Cloud IDE
1.From Monaca Cloud IDE menu, go to Configure → Cordova Plugin Settings.
2.Under Available Plugins section, hover over the the InAppUpdater plugin and click Enable button.
    3. Next, you need to configure necessary information for this plugin. Find your newly added plugin under the Enable Plugins section. Then, hover the plugin and click Configure button.
    4. Input the CheckUpdate URL and Download URL appropriately. Then, click OK button.
Create an HTML5 asset for update
Select the following from Monaca Cloud IDE and click the Start Build button.
Build → Build App for Android → Build for Release → Create a package for In-App Updater
Build → Build App for iOS → Build for Release → Create a package for In-App Updater
Usage
This plugin updates the HTML5 asset for the version of the target application. When updating the HTML5 asset, set a new update number in the update file on the web server side.
For the update file on the Web server side, see CheckUpdate URL.
Plugin Configuration
To use this plugin, you need two Web APIs (URL), CheckUpdate URL and Download URL.
CheckUpdate URL
Specifies the URL of the Web API that provides update file information. Update file information is created in JSON format as follows. It can be obtained by the updateInfo parameter of a JSON object returned by the promise of getServerVersion() method.
Request Parameters
{
  "ios": {
    "2.1.0": {　// app version
      "1": { // update number
        "date": 20170113,
        "url": "https://hogehoge.com/app/1/ios-v2.1.0.zip" // This parameter is optional.
      },
      "2": { // update number
        "date": 20170113,
        "url": "https://hogehoge.com/app/2/ios-v2.1.0.zip" // This parameter is optional.
      }
    },
    "2.2.0": {　// app version
      "1": { // update number
        "date": 20170210,
        "url": "https://hogehoge.com/app/1/ios-v2.2.0.zip" // This parameter is optional.
      }
    }
  },
    "android": {
    "2.1.0": {　// app version
      "1": { // update number
        "date": 20170113,
        "url": "https://hogehoge.com/app/1/android-v2.1.0.zip" // This parameter is optional.
      },
      "2": { // update number
        "date": 20170113,
        "url": "https://hogehoge.com/app/2/android-v2.1.0.zip" // This parameter is optional.
      }
    },
    "2.2.0": {　// app version
      "1": { // update number
        "date": 20170210,
        "url": "https://hogehoge.com/app/1/android-v2.2.0.zip" // This parameter is optional.
      }
    }
  }
}
Download URL
Specify the URL of the HTML5 asset file (zip format) for update .
You can omit this preference if you set a download URL with download.
API Reference
The easiest way to use this plugin is to only use autoUpdate() which will download the update files (as configure in Plugin Configuration) and update the app automatically.
On the other hand, if you want to customize the update process, you can use various available methods such as getServerVersion(), download(), updateAndRestart() and so on.
Here is the list of all available methods for this plugin:
Methods
Description
​getServerVersion()​
Get the information of files to be updated from the server.
​forceStopGetServerVersion()​
Force getServerVersion() to stop.
​getLocalVersion()​
Get the currect version of the app.
​download()​
Download the update files.
​forceStopDownload()​
Force download() to stop.
​updateAndRestart()​
Deploy and mount the downloaded update files, and then restart the app.
​status()​
Get the current status of the plugin.
​showAlertDialog()​
Show a dialog with a title and a message. Only one dialog is shown at a time.
​dismissAlertDialog()​
Close the Alert dialog.
​showProgressDialog()​
Show a Progress dialog indicating the update progress.
​changeProgressDialog()​
Change the Progress dialog.
​dismissProgressDialog()​
Close a Progress dialog.
​networkStatus()​
Check the network status (Wifi, 3G/LTE, or disconnected).
​terminateApp()​
Terminate/Shut down the app.
​autoUpdate()​
Update automatically if necessary, by using methods such as getServerVersion, download, etc.
getServerVersion()
Get the information of files to be updated from the server.
monaca.InAppUpdater.getServerVersion([args: JSON object]): Promise
Parameter (JSON Object)
Property
Data Type
Description
connectDelay
Integer
A delay time in milliseconds before starting to connect to the server
connectTimeout
Integer
(Android only) A time-out duration in milliseconds for connecting to the server
readTimeout
Integer
(Android only) A time-out duration in milliseconds for receiving all responses from the server
timeoutForRequest
Integer
(iOS only) A time-out duration in milliseconds for sending a request to the server. When the time-out happens, the request will be resent automatically without any errors.
timeoutForResponse
Integer
(iOS only) A time-out duration in milliseconds for receiving all responses from the server
Return Value (Promise)
Success callback receives a JSON object as shown below:
Property
Data Type
Description
needsUpdate
Boolean
Indicates if the current app version needs to be updated.
updatable
Boolean
Indicates if there are update files applicable to the current app version.
latestVersion
String
The latest version of the app
myVersion
String
The current version of the app
latestUpdateNumber
String
The latest update number for the current version of the app
myUpdateNumber
String
The current update number for the current version of the app
updateInfo
JSON Object
The update information returned by the server after the update number. For example, if the server side response is as follows: 
{
  "ios": {
    "2.1.0": {　// app version
      "1": { // update number
        "date": 20170113,
        "url": "https://hogehoge.com/app/ios-v2.1.0.zip" // This parameter is optional.
      }
    }
  }
}
​
Then, the value of updateInfo will be:
​
updateInfo = {
  "date": 20170113,
  "url": "https://hogehoge.com/app/ios-v2.1.0.zip"
}
​
Fail callback receives a JSON object indicating the error(s).
Example
monaca.InAppUpdater.getServerVersion().then(
    function(json) {
        alert( JSON.stringify(json) );
        targetVersion = json.myVersion;
        targetUpdateNumber = json.latestUpdateNumber;
        url = json.updateInfo.url;
        alert( targetVersion );
        alert( targetUpdateNumber );
        alert( url );
    } ,
    function(fail) { alert( JSON.stringify(fail) ); }
);
forceStopGetServerVersion()
Force getServerVersion() to stop.
monaca.InAppUpdater.forceStopGetServerVersion(): Promise
Parameter
None
Return Value (Promise)
Success callback receives a JSON object indicating the result.
Fail callback receives a JSON object indicating the error(s).
Example
monaca.InAppUpdater.forceStopGetServerVersion().then(
    function(str) { alert("stop success"); } ,
    function(fail) { alert( JSON.stringify(fail) ); }
);
getLocalVersion()
Get the current version of the app.
monaca.InAppUpdater.getLocalVersion(): Promise
Parameter
None
Return Value (Promise)
Success callback receives a JSON object indicating the result.
Fail callback receives a JSON object indicating the error(s).
Example
monaca.InAppUpdater.getLocalVersion().then(
    function(json) { alert( JSON.stringify(json) ); } ,
    function(fail) { alert( JSON.stringify(fail) ); }
);
download()
Download the update files.
monaca.InAppUpdater.download(args: JSON object): Promise
Parameter (JSON Object)
Name
Data Type
Description
version
String
The target app version
updateNumber
Integer
The update number
bufferSize
Integer
(Android only) Buffer size in bytes. The default value is 8192.
url
String
The URL where you download the ZIP file from. If this value is not existed, the value of Download URL (monaca:updater_DownloadUrl in config.xml) is used instead.
connectDelay
Integer
A delay time in milliseconds before starting to connect to the server
connectTimeout
Integer
(Android only) A time-out duration in milliseconds for connecting to the server
readTimeout
Integer
(Android only) A time-out duration in milliseconds for receiving all responses from the server
timeoutForRequest
Integer
(iOS only) A time-out duration in milliseconds for sending a request to the server. When the time-out happens, the request will be resent automatically without any errors.
timeoutForResponse
Integer
(iOS only) A time-out duration in milliseconds for receiving all responses from the server
Return Value (Promise)
Success callback receives a JSON object indicating the result.
Fail callback receives a JSON object indicating the error(s).
Progress callback receives a JSON object indicating the progress of download as shown below:
Name
Data Type
Description
count
Integer
The total size of the files that have been downloaded so far
total
Integer
The total size of the all expected download files
Example
monaca.InAppUpdater.download( { version : targetVersion, updateNumber : targetBuildNumber, url : url } ).then(
    function(json) { alert( JSON.stringify(json) ); } ,
    function(fail) { alert( JSON.stringify(fail) ); } ,
    function(json) { console.log( json.count + "/" + json.total + " are done." ); }
);
forceStopDownload()
Force download() to stop.
monaca.InAppUpdater.forceStopDownload(): Promise
Parameter
None
Return Value (Promise)
Success callback receives a JSON object indicating the result.
Fail callback receives a JSON object indicating the error(s).
Example
monaca.InAppUpdater.forceStopDownload().then(
    function(str) { alert("stop success"); } ,
    function(fail) { alert( JSON.stringify(fail) ); }
);
updateAndRestart()
Deploy and mount the downloaded update files, and then restart the app.
monaca.InAppUpdater.updateAndRestart(): Promise
Parameter
None
Return Value (Promise)
Success callback receives a JSON object indicating the result.
Fail callback receives a JSON object indicating the error(s).
Progress callback receives a JSON object indicating the progress of the deployment as shown below:
Name
Data Type
Description
count
Integer
The total size of the files that have been deployed so far
total
Integer
The total size of the all update files to be deployed
Example
monaca.InAppUpdater.updateAndRestart().then(
    function() { },
    function(fail) { alert( JSON.stringify(fail) ); },
    function(json) { console.log( json.count + "/" + json.total + " are done." ); }
);
status()
Get the current status of the plugin.
monaca.InAppUpdater.status(): Promise
Parameter
None
Return Value (Promise)
Success callback receives a JSON object as shown below:
Name
Data Type
Description
running
Boolean
Returns true if the plugin is in use.
status
String
The information on what kind of task the plugin is working on right now.
Fail callback receives a JSON object indicating the error(s).
Example
monaca.InAppUpdater.status().then(
    function(json) { alert( JSON.stringify(json) ); },
    function(fail) { alert( JSON.stringify(fail) ); }
);
showAlertDialog()
Show a dialog with a title and a message. Only one dialog is shown at a time.
monaca.InAppUpdater.showAlertDialog(args: JSON object): Promise
Parameter (JSON Object)
Name
Data Type
Description
title
String
Title of the dialog
message
String
Message content
button
JSON Object
A button in the dialog consists of 2 elements such as: 
​
label: [String] The label of the cancel button
handler: A function to be called when the cancel button is clicked.
Example:
{
    label : "OK",
    handler : function() { alert("OK is clicked"); }
}
cancel
JSON Object
A button in the dialog consists of 2 elements such as: 
​
label: [String] The label of the cancel button
handler: A function to be called when the cancel button is clicked.
Example:
{
    label : "Close",
    handler : function() { alert("Close is clicked"); }
}
Return Value (Promise)
Success callback receives a JSON object indicating the result.
Fail callback receives a JSON object indicating the error(s).
Example
monaca.InAppUpdater.showAlertDialog({
    title : "Title" ,
    message : "Message" ,
    button : { label : "OK" , handler : function() { console.log("OK is clicked"); } },
    cancel : { label : "Cancel" , handler : function() { console.log("Cancel is clicked"); } },
    dismiss : function() { console.log("Dismissed!"); }
} ).then(
    function(btnLabel) { console.log("open"); },
    function(fail) { console.log(JSON.stringify(fail)); }
);
dismissAlertDialog()
Close the Alert dialog.
monaca.InAppUpdater.dismissAlertDialog(): Promise
Parameter
None
Return Value (Promise)
Success callback receives a JSON object indicating the result.
Fail callback receives a JSON object indicating the error(s).
Example
setTimeout( function() {
    monaca.InAppUpdater.dismissAlertDialog().then(
        function(json) { console.log("OK auto close"); },
        function(fail) { console.log(JSON.stringify(fail)); }
    );
} , 1000 );
showProgressDialog()
Show a Progress dialog indicating the update progress.
monaca.InAppUpdater.showProgressDialog(args: JSON object): Promise
Parameter (JSON Object)
Name
Data Type
Description
title
String
Title of the dialog
message
String
Message content
max
Integer
The maximum value of a counter. When downloading files, it will be a total number of files.
progress
Integer
A value that indicates the progress. When downloading files, it will be a total number of files downloaded.
cancel
JSON Object
A cancel button in the dialog consists of 2 elements such as : 
​
label: [String] The label of the cancel button
handler: A function to be called when the cancel button is clicked.
Example:
{
    label : "Close",
    handler : function() { alert("Close is clicked"); }
}
dismiss
Callback
A function to be called when a dialog is closed.
Return Value (Promise)
Success callback receives a JSON object indicating the result.
Fail callback receives a JSON object indicating the error(s).
Example
monaca.InAppUpdater.showProgressDialog(
    { title : "Title" ,
    message : "Message" ,
    max : 100 ,
    progress : 50 ,
    cancel : { label : "Cancel" , handler : function() { console.log("cancel handler"); } } ,
    dismiss : function() { console.log("dismissed."); }
    } ).then(
    function(json) {
      console.log(JSON.stringify(json));
    },
    function(fail) {
      console.log(JSON.stringify(fail));
    }
);
changeProgressDialog()
Change the Progress dialog.
monaca.InAppUpdater.changeProgressDialog(args: JSON object): Promise
Parameter (JSON Object)
Name
Data Type
Description
progress
Integer
A value of the progress to be changed/updated.
Return Value (Promise)
Success callback has no argument.
There is no fail callback.
Example
monaca.InAppUpdater.changeProgressDialog( { progress: progress } ).then(
    function() {
    if (progress < 100) {
        setTimeout( function() { changeProgressDialog(progress+10); } , 500 );
    } else {
        monaca.InAppUpdater.dismissProgressDialog().then(
        function(json) { console.log("complete"); } ,
        function(error) { console.log(JSON.stringify(error)); }
        );
    }
    }
)
dismissProgressDialog()
Close a Progress dialog.
monaca.InAppUpdater.dismissProgressDialog(): Promise
Parameter
None
Return Value (Promise)
Success callback receives a JSON object indicating the result.
Fail callback receives a JSON object indicating the error(s).
Example
setTimeout( function() {
    monaca.InAppUpdater.dismissProgressDialog().then(
    function(json) { console.log(JSON.stringify(json)); } ,
    function(error) { console.log(JSON.stringify(error)); }
    );
} , 1000 );
networkStatus()
Check the network status (Wifi, 3G/LTE, or disconnected).
monaca.InAppUpdater.networkStatus(): Promise
Parameter
None
Return Value (Promise)
Success callback receives a JSON object as shown below:
Name
Data Type
Description
network
Boolean
Return true if carrier network (i.e. Docomo, KDDI, …) is available.
wifi
Boolean
Return true if Wifi is available.
mobile
Boolean
Return true if a network connection (Wifi or carrier network) is available. Otherwise, return false when there is no connection available.
Fail callback receives a JSON object indicating the error(s).
Example
monaca.InAppUpdater.networkStatus().then(
    function(json) { alert( JSON.stringify(json) ); },
    function(fail) { alert( JSON.stringify(fail) ); }
);
terminateApp()
Terminate/Shut down the app.
This method is added for compatibility with the old InAppUpdater plugin ( v2.0.4 ) for Cordova 5.
For iOS, this is equivalent to shutdown/crash so we do not recommend to use. Apple might reject your app because of this. 
monaca.InAppUpdater.terminateApp()
Parameter
None
Return Value
None
Example
monaca.InAppUpdater.terminateApp();
autoUpdate()
Download the update files and update the app automatically.
monaca.InAppUpdater.autoUpdate(options: JSON object): Promise
Parameter (JSON Object)
Name
Data Type
Description
connectDelay
Integer
A delay time in milliseconds before starting to connect to the server
dialogMessages
JSON Object
A dialog to be displayed while updating the app. It has 3 variables such as: 
​
confirm3G: [String] A text to be shown when the user is using carrier network instead of Wifi connection while downloading the update.
prepare: [JSON Object] An object with 2 string variables such as title and message which will displayed while preparing to download the updates.
download: [JSON Object] An object with 2 string variables such as title and message which will displayed while downloading the updates.
Example:
{
    confirm3G : 'These updates will be downloaded with your mobile data.',
    prepare : {
        title : 'Preparing to Dowload the Updates',
        message : 'Now checking the server version ...'},
    download : {
        title : 'Dowloading the Updates',
        message : 'Now downloading ...'}
}
nextTask
Callback
A function to be called when the update is done successfully.
failTask
Callback
A function to be called when the update is failed.
Return Value
None
Example
monaca.InAppUpdater.autoUpdate( {
    connectDelay : 0000,
    connectTimeout : 30000,
    readTimeout: 300000,
    nextTask : function(res) {
    if (res.requireRestart) {
        monaca.InAppUpdater.updateAndRestart().then(
        function() { },
        function(fail) { alert( JSON.stringify(fail) ); }
        );
    } else {
        alert("App is started!");
    }
    },
    failTask : function(res) {
    monaca.InAppUpdater.showAlertDialog(
        { title : "Error Code "+res.error.code ,
        message : res.error.message ,
        button : { label : "OK" , handler : function()

Methods	Description
getServerVersion()	Get the information of files to be updated from the server.
forceStopGetServerVersion()	Force getServerVersion() to stop.
getLocalVersion()	Get the currect version of the app.
download()	Download the update files.
forceStopDownload()	Force download() to stop.
updateAndRestart()	Deploy and mount the downloaded update files, and then restart the app.
status()	Get the current status of the plugin.
showAlertDialog()	Show a dialog with a title and a message. Only one dialog is shown at a time.
dismissAlertDialog()	Close the Alert dialog.
showProgressDialog()	Show a Progress dialog indicating the update progress.
changeProgressDialog()	Change the Progress dialog.
dismissProgressDialog()	Close a Progress dialog.
networkStatus()	Check the network status (Wifi, 3G/LTE, or disconnected).
terminateApp()	Terminate/Shut down the app.
autoUpdate()	Update automatically if necessary, by using methods such as getServerVersion, download, etc.

Property	Data Type	Description
`connectDelay`	Integer	A delay time in milliseconds before starting to connect to the server
`connectTimeout`	Integer	(Android only) A time-out duration in milliseconds for connecting to the server
`readTimeout`	Integer	(Android only) A time-out duration in milliseconds for receiving all responses from the server
`timeoutForRequest`	Integer	(iOS only) A time-out duration in milliseconds for sending a request to the server. When the time-out happens, the request will be resent automatically without any errors.
`timeoutForResponse`	Integer	(iOS only) A time-out duration in milliseconds for receiving all responses from the server

Name	Data Type	Description
`version`	String	The target app version
`updateNumber`	Integer	The update number
`bufferSize`	Integer	(Android only) Buffer size in bytes. The default value is `8192`.
`url`	String	The URL where you download the ZIP file from. If this value is not existed, the value of Download URL (`monaca:updater_DownloadUrl` in `config.xml`) is used instead.
`connectDelay`	Integer	A delay time in milliseconds before starting to connect to the server
`connectTimeout`	Integer	(Android only) A time-out duration in milliseconds for connecting to the server
`readTimeout`	Integer	(Android only) A time-out duration in milliseconds for receiving all responses from the server
`timeoutForRequest`	Integer	(iOS only) A time-out duration in milliseconds for sending a request to the server. When the time-out happens, the request will be resent automatically without any errors.
`timeoutForResponse`	Integer	(iOS only) A time-out duration in milliseconds for receiving all responses from the server