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wip - Add html rendering #315

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wip - Add html rendering #315

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1c827be
Add html rendering
NyanHelsing Feb 28, 2018
137bfa3
Fix wrong url
NyanHelsing Feb 28, 2018
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75 changes: 55 additions & 20 deletions mfr/server/static/js/mfr.js
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Original file line number Diff line number Diff line change
Expand Up @@ -75,26 +75,61 @@
self.spinner = _createSpinner(url, imgName);

self.init = function () {
self.pymParent = new pym.Parent(self.id, self.url, self.config);
self.pymParent.iframe.setAttribute('allowfullscreen', '');
self.pymParent.iframe.setAttribute('webkitallowfullscreen', '');
self.pymParent.iframe.setAttribute('scrolling', 'yes');
self.pymParent.iframe.setAttribute('sandbox', 'allow-scripts allow-popups allow-same-origin');

self.pymParent.el.appendChild(self.spinner);
$(self.pymParent.iframe).on('load', function () {
self.pymParent.el.removeChild(self.spinner);
});

self.pymParent.onMessage('embed', function(message) {
_addClass(self.pymParent.el, 'embed-responsive');
_addClass(self.pymParent.el, message);
_addClass(self.pymParent.iframe, 'embed-responsive-item');
});

self.pymParent.onMessage('location', function(message) {
window.location = message;
});

const wb_url = window.contextVars.waterbutlerURL;
const node_id = window.contextVars.node.id;
const provider = window.contextVars.file.provider;
const file_id = window.contextVars.file.id;
const file_name = window.contextVars.file.name;

const wb_file_url = `${wb_url}/v1/resources/${node_id}/providers/${provider}/${file_id}`;

const handlers = {

default: function() {

self.pymParent = new pym.Parent(self.id, self.url, self.config);
self.pymParent.iframe.setAttribute('allowfullscreen', '');
self.pymParent.iframe.setAttribute('webkitallowfullscreen', '');
self.pymParent.iframe.setAttribute('scrolling', 'yes');
self.pymParent.iframe.setAttribute('sandbox', 'allow-scripts allow-popups allow-same-origin');

self.pymParent.el.appendChild(self.spinner);
$(self.pymParent.iframe).on('load', function () {
self.pymParent.el.removeChild(self.spinner);
});

self.pymParent.onMessage('embed', function(message) {
_addClass(self.pymParent.el, 'embed-responsive');
_addClass(self.pymParent.el, message);
_addClass(self.pymParent.iframe, 'embed-responsive-item');
});

self.pymParent.onMessage('location', function(message) {
window.location = message;
});
},

html: function() {
var xhr = new XMLHttpRequest()
xhr.open('GET', wb_file_url, true);
xhr.withCredentials = true;
xhr.onreadystatechange = function() {
if (xhr.readyState === 4 && xhr.status === 200) {
const frame = document.createElement("iframe");
frame.id = "mfrframe";
document.getElementById("mfrIframe").appendChild(frame);
document.getElementById("mfrframe").src = "data:text/html;charset=utf-8," + escape(xhr.responseText);
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If there are issues using a data url, we also have the srcdoc attribute available https://www.w3schools.com/tags/att_iframe_srcdoc.asp

document.getElementById("mfrframe").sandbox = 'allow-forms allow-scripts'
}
}
xhr.send()
}
}

if (!(self.file_ext in handlers)) self.file_ext = "default";
handlers[self.file_ext]();

};

self.init();
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