ep_delete_after_delay/delete.js

94 lines
4.2 KiB
JavaScript

var eejs = require('ep_etherpad-lite/node/eejs/'),
padManager = require('ep_etherpad-lite/node/db/PadManager'),
padMessageHandler = require("../../src/node/handler/PadMessageHandler"),
settings = require('../../src/node/utils/Settings');
// Add client code
exports.eejsBlock_scripts = function (hook_name, args, cb) {
args.content = '<script src="../static/plugins/ep_delete_after_delay/static/js/reconnect.js"></script>' + args.content;
}
// Get settings
var areParamsOk = (settings.ep_delete_after_delay) ? true : false,
delay, replaceText;
if (areParamsOk) {
delay = settings.ep_delete_after_delay.delay;
replaceText = settings.ep_delete_after_delay.text || "The content of this pad has been deleted since it was older than the configured delay.";
areParamsOk = (typeof delay === 'number' && delay > 0) ? true : false;
if (areParamsOk === false) {
console.error('ep_delete_after_delay.delay must be a number an not negative! Check you settings.json.');
}
} else {
console.error('You need to configure ep_delete_after_delay in your settings.json!');
}
exports.handleMessage = function(hook_name, context, cb) {
if (areParamsOk === false) return false;
var message = context.message,
type = message.type;
if (type === 'CLIENT_READY' || type === 'COLLABROOM') {
var padId = (type === 'CLIENT_READY') ? message.padId : context.client.rooms[1];
padManager.getPad(padId, function(callback, pad) {
//
// If this is a new pad, there's nothing to do
if (pad.getHeadRevisionNumber() !== 0) {
pad.getLastEdit(function(callback, timestamp) {
if (timestamp !== undefined && timestamp !== null) {
var currentTime = (new Date).getTime();
// Are we over delay?
if ((currentTime - timestamp) > (delay * 1000)) {
// Remove pad
padManager.removePad(padId);
console.info('Pad '+padId+' deleted since expired (delay: '+delay+' seconds, last edition: '+timestamp+').');
// Create new pad with an explanation
padManager.getPad(padId, replaceText, function() {
if (type === 'COLLABROOM') {
// Create disconnect message
var msg = {
type: "COLLABROOM",
data: {
type: "CUSTOM",
payload: {
authorId: message.authorId,
action: "requestRECONNECT",
padId: padId
}
}
};
// Send disconnect message to all clients
var sessions = padMessageHandler.sessioninfos;
Object.keys(sessions).forEach(function(key){
var session = sessions[key];
padMessageHandler.handleCustomObjectMessage(msg, false, function(){
// TODO: Error handling
}); // Send a message to this session
});
cb(null);
} else {
cb();
}
});
} else {
console.info('Nothing to do with '+padId+' (not expired)');
cb();
}
}
});
} else {
console.info('New or empty pad '+padId);
cb()
}
});
} else {
cb();
}
};
// Send
function sendToTarget(message, msg){
}