Commit 4332c52e authored by Cédric Le Ninivin's avatar Cédric Le Ninivin

Add crib enable to CribJS editor for offline support

parent 132335a1
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-type" content="text/html; charset=utf-8" />
<meta name="viewport" content="width=device-width" />
<title>Jio Gadget</title>
<link rel="http://www.renderjs.org/rel/interface" href="interface_jio.html">
<!-- renderjs -->
<script src="rsvp.js" type="text/javascript"></script>
<script src="renderjs.js" type="text/javascript"></script>
<script src="jiodev.js" type="text/javascript"></script>
<!-- custom script -->
<script src="crib-enable.js" type="text/javascript"></script>
</head>
<body>
</body>
</html>
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/*global window, rJS, jIO, FormData */
/*jslint indent: 2, maxerr: 3 */
(function (window, rJS, jIO) {
"use strict";
function waitForServiceWorkerActive(registration) {
var serviceWorker;
if (registration.installing) {
serviceWorker = registration.installing;
} else if (registration.waiting) {
serviceWorker = registration.waiting;
} else if (registration.active) {
serviceWorker = registration.active;
}
if (serviceWorker.state !== "activated") {
return RSVP.Promise(function (resolve, reject) {
serviceWorker.addEventListener('statechange', function (e) {
if (e.target.state === "activated") {
resolve();
}
});
RSVP.delay(500).then(function () {
reject(new Error("Timeout service worker install"));
});
});
}
}
rJS(window)
.ready(function (gadget) {
// Initialize the gadget local parameters
gadget.state_parameter_dict = {};
gadget.state_parameter_dict.default_document = window.location.protocol +
"//" + window.location.host +
window.location.pathname.substring(
0,
window.location.pathname.length - "gadget_jio_crib.html".length
) + "/";
this.state_parameter_dict.jio_storage = jIO.createJIO({
"type": "indexeddb",
"database": "ojs_source_code"
});
return this.state_parameter_dict.jio_storage.put(gadget.state_parameter_dict.default_document, {})
})
.ready(function (gadget) {
if ('serviceWorker' in navigator) {
// XXX Hack to not add a new service worker when one is already declared
if (!navigator.serviceWorker.controller) {
return new RSVP.Queue()
.push(function () {
return navigator.serviceWorker.register(
'/gadget_cribjs_bootloader_serviceworker.js',
{scope: '/'}
);
})
.push(function (registration) {
return waitForServiceWorkerActive(registration);
})
}
} else {
throw "Service Worker are not available in your browser";
}
})
.declareMethod('get', function (url) {
var storage = this.state_parameter_dict.jio_storage;
return storage.getAttachment(this.state_parameter_dict.default_document, url)
.push(function (result) {
return jIO.util.readBlobAsDataURL(result);
})
.push(function (e) {
return e.target.result;
});
})
.declareMethod('put', function (url, data_uri) {
var storage = this.state_parameter_dict.jio_storage;
data_uri = jIO.util.dataURItoBlob(data_uri);
return storage.putAttachment(
this.state_parameter_dict.default_document,
url,
data_uri
);
})
.declareMethod('allDocs', function () {
var storage = this.state_parameter_dict.jio_storage;
return storage.allAttachments(this.state_parameter_dict.default_document)
.push(function(result) {
return result;
})
})
.declareMethod('remove', function (url) {
var storage = this.state_parameter_dict.jio_storage;
return storage.removeAttachment(
this.state_parameter_dict.default_document,
url
);
});
}(window, rJS, jIO));
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