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Background

This framework is intended to provide an easy-to-use EULA component which can be included with any BlackBerry 10 WebWorks application. The developer can leverage a series of translated UTF-8 EULA documents to be presented to the end-user at application launch. The selected EULA is based on the device language.

Agreement Format

This framework depends on UTF-8 text documents that contain the translated EULA ready to be presented. The framework assumes four (4) sections separated by newline characters as follows:

  • Section 0: Agreement title, example: License Agreement
  • Section 1: Agreement section one; primary agreement text.
  • Section 2: Agreement section two; secondary agreement text.
  • Section 3: Accept/decline verbiage.

The accept/decline verbiage should be separated by a tab character. Example:

Agree Verbiage	Decline Verbiage

An example of an agreement is as follows:

LICENSE AGREEMENT
This is the primary text of the agreement. The bulk of the agreement will go here including the terms and conditions of use. This section can be as long as you like as the framework will place this content into a scrollable area. This text, along with the next line of text, will be combined in the main body of the license agreement. It is up to you to determine which sort of agreement you want displayed. Now we are just adding more text for the sake of taking up more space.
This is the secondary text of the agreement. It will be combined with the above text into the main body of the agreement. Here you can make notes of things like "If you want to see the full agreement online, it can be obtained here..." and then provide a link to a URL. Or something. It's up to you.
I Agree	I Do Not Agree

config.xml

In order to leverage this framework, the following feature elements must be present in config.xml:

<feature id="blackberry.app" />
<feature id="blackberry.system" />

index.html

In order to leverage this framework, you must include the corresponding CSS resource:

<link type="text/css" rel="stylesheet" href="./eula/eula.css" />

As well as the corresponding JavaScript resources:

<script type="text/javascript" src="local:///chrome/webworks.js"></script>
<script type="text/javascript" src="./eula/eula.js"></script>

This framework relies on WebWorks APIs, thus must be invoked after the webworksready event has fired. Sample usage is as follows:

<script type="text/javascript">
    window.addEventListener('DOMContentLoaded', function () {
        document.addEventListener('webworksready', function () {
            initEULA(function () {
                console.log('EULA accepted.');
            });

            document.querySelector('#eula').show(true);
		}, false);
	}, false);
</script>

initEULA must be called first. It contains an optional parameter for a callback function; triggered when the EULA is accepted. Following this, show can be called. This will display the EULA to the end user if:

  • The alwaysShow argument is set to true
  • The EULA has not been previously accepted.

If the alwaysShow argument is set to false or omitted, the EULA will only be shown until the first acceptance. After being accepted, it will not be shown again. This is achieved by storing a flag in Local Storage.

In the event that a callback is specified and alwaysShow is not true, the callback will be triggered even if the EULA has already been accepted; in short, a specified callback is always triggered after callign show.

eula.css

Essentially all of the styling for this framework is contained in the noted CSS file. By modifying the existing styling, you can safely alter the visual styles.

eula.js

The core functionality of this framework relies on retrieving the UTF-8 document via an XMLHttpRequest object. The naming convention for your agreements can be modified to suit your needs here:

xhr.open('GET', './eula/agreements/agreement_' + lang + '.txt', true);