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desuto-platform/desuto-viewer/Desuto-webviewer/public/js/svg-edit/extensions/ext-webappfind.js
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ext-webappfind.js
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/*globals svgEditor*/
/*
Depends on Firefox add-on and executables from https://github.com/brettz9/webappfind
Todos:
1. See WebAppFind Readme for SVG-related todos
*/
(function () {'use strict';
var pathID,
saveMessage = 'webapp-save',
readMessage = 'webapp-read',
excludedMessages = [readMessage, saveMessage];
window.addEventListener('message', function(e) {
if (e.origin !== window.location.origin || // PRIVACY AND SECURITY! (for viewing and saving, respectively)
(!Array.isArray(e.data) || excludedMessages.indexOf(e.data[0]) > -1) // Validate format and avoid our post below
) {
return;
}
var svgString,
messageType = e.data[0];
switch (messageType) {
case 'webapp-view':
// Populate the contents
pathID = e.data[1];
svgString = e.data[2];
svgEditor.loadFromString(svgString);
/*if ($('#tool_save_file')) {
$('#tool_save_file').disabled = false;
}*/
break;
case 'webapp-save-end':
alert('save complete for pathID ' + e.data[1] + '!');
break;
default:
throw 'Unexpected mode';
}
}, false);
window.postMessage([readMessage], window.location.origin !== 'null' ? window.location.origin : '*'); // Avoid "null" string error for file: protocol (even though file protocol not currently supported by add-on)
svgEditor.addExtension('WebAppFind', function() {
return {
name: 'WebAppFind',
svgicons: svgEditor.curConfig.extPath + 'webappfind-icon.svg',
buttons: [{
id: 'webappfind_save', //
type: 'app_menu',
title: 'Save Image back to Disk',
position: 4, // Before 0-based index position 4 (after the regular "Save Image (S)")
events: {
click: function () {
if (!pathID) { // Not ready yet as haven't received first payload
return;
}
window.postMessage([saveMessage, pathID, svgEditor.canvas.getSvgString()], window.location.origin);
}
}
}]
};
});
}());
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