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cryptpad/www/common/toolbar.js

300 lines
11 KiB
JavaScript

define([
'/common/messages.js'
], function (Messages) {
/** Id of the element for getting debug info. */
var DEBUG_LINK_CLS = 'rtwysiwyg-debug-link';
/** Id of the div containing the user list. */
var USER_LIST_CLS = 'rtwysiwyg-user-list';
/** Id of the button to change my username. */
var USERNAME_BUTTON_GROUP = 'cryptpad-changeName';
/** Id of the div containing the lag info. */
var LAG_ELEM_CLS = 'rtwysiwyg-lag';
var SAVE_ELEMENT_CLS = 'cryptpad-saveContent';
/** The toolbar class which contains the user list, debug link and lag. */
var TOOLBAR_CLS = 'rtwysiwyg-toolbar';
/** Key in the localStore which indicates realtime activity should be disallowed. */
var LOCALSTORAGE_DISALLOW = 'rtwysiwyg-disallow';
var SPINNER_DISAPPEAR_TIME = 3000;
var SPINNER = [ '-', '\\', '|', '/' ];
var uid = function () {
return 'rtwysiwyg-uid-' + String(Math.random()).substring(2);
};
var createRealtimeToolbar = function ($container) {
var id = uid();
$container.prepend(
'<div class="' + TOOLBAR_CLS + '" id="' + id + '">' +
'<div class="rtwysiwyg-toolbar-leftside"></div>' +
'<div class="rtwysiwyg-toolbar-rightside"></div>' +
'</div>'
);
var toolbar = $container.find('#'+id);
toolbar.append([
'<style>',
'.' + TOOLBAR_CLS + ' {',
' color: #666;',
' font-weight: bold;',
// ' background-color: #f0f0ee;',
// ' border-bottom: 1px solid #DDD;',
// ' border-top: 3px solid #CCC;',
// ' border-right: 2px solid #CCC;',
// ' border-left: 2px solid #CCC;',
' height: 26px;',
' margin-bottom: -3px;',
' display: inline-block;',
' width: 100%;',
'}',
'.' + TOOLBAR_CLS + ' a {',
' float: right;',
'}',
'.' + TOOLBAR_CLS + ' div {',
' padding: 0 10px;',
' height: 1.5em;',
// ' background: #f0f0ee;',
' line-height: 25px;',
' height: 22px;',
'}',
'.' + TOOLBAR_CLS + ' div.rtwysiwyg-back {',
' padding: 0;',
' font-weight: bold;',
' cursor: pointer;',
' color: #000;',
'}',
'.' + USERNAME_BUTTON_GROUP + ' {',
' float: left;',
'}',
'.' + USERNAME_BUTTON_GROUP + ' button {',
' padding: 0;',
' margin-right: 5px;',
'}',
'.rtwysiwyg-toolbar-leftside div {',
' float: left;',
'}',
'.rtwysiwyg-toolbar-leftside {',
' float: left;',
'}',
'.rtwysiwyg-toolbar-rightside {',
' float: right;',
'}',
'.rtwysiwyg-lag {',
' float: right;',
'}',
'.rtwysiwyg-spinner {',
' float: left;',
'}',
'.gwt-TabBar {',
' display:none;',
'}',
'.' + DEBUG_LINK_CLS + ':link { color:transparent; }',
'.' + DEBUG_LINK_CLS + ':link:hover { color:blue; }',
'.gwt-TabPanelBottom { border-top: 0 none; }',
'.' + TOOLBAR_CLS + ' button { box-sizing: border-box; height: 101%; background-color: inherit; border: 1px solid #A6A6A6; border-radius: 5px; margin-right: 5px;}',
'.' + TOOLBAR_CLS + ' ' + SAVE_ELEMENT_CLS + '{ float: right; margin-right: 5px; }',
'</style>'
].join('\n'));
return toolbar;
};
var createEscape = function ($container) {
var id = uid();
$container.append('<div class="rtwysiwyg-back" id="' + id + '">&#8656; Back</div>');
var $ret = $container.find('#'+id);
$ret.on('click', function () {
window.location.href = '/';
});
return $ret[0];
};
var createSpinner = function ($container) {
var id = uid();
$container.append('<div class="rtwysiwyg-spinner" id="'+id+'"></div>');
return $container.find('#'+id)[0];
};
var kickSpinner = function (spinnerElement, reversed) {
var txt = spinnerElement.textContent || '-';
var inc = (reversed) ? -1 : 1;
spinnerElement.textContent = SPINNER[(SPINNER.indexOf(txt) + inc) % SPINNER.length];
if (spinnerElement.timeout) { clearTimeout(spinnerElement.timeout); }
spinnerElement.timeout = setTimeout(function () {
spinnerElement.textContent = '';
}, SPINNER_DISAPPEAR_TIME);
};
var createUserList = function ($container) {
var id = uid();
$container.append('<div class="' + USER_LIST_CLS + '" id="'+id+'"></div>');
return $container.find('#'+id)[0];
};
var getOtherUsers = function(myUserName, userList, userData) {
var i = 0;
var list = '';
userList.forEach(function(user) {
if(user !== myUserName) {
var data = (userData) ? (userData[user] || null) : null;
var userName = (data) ? data.name : null;
if(userName) {
if(i === 0) { list = ' : '; }
list += userName + ', ';
i++;
}
}
});
return (i > 0) ? list.slice(0, -2) : list;
};
var createChangeName = function($container, userList, buttonID) {
var id = uid();
userList.innerHTML = '<button id="' + buttonID + '" class="'+USERNAME_BUTTON_GROUP+'" >Change name</button><span id="' + id + '"></span>';
return $container.find('#'+id)[0];
};
var updateUserList = function (myUserName, listElement, userList, userData) {
var meIdx = userList.indexOf(myUserName);
if (meIdx === -1) {
listElement.textContent = Messages.synchronizing;
return;
}
if (userList.length === 1) {
listElement.innerHTML = Messages.editingAlone;
} else if (userList.length === 2) {
listElement.innerHTML = Messages.editingWithOneOtherPerson + getOtherUsers(myUserName, userList, userData);
} else {
listElement.innerHTML = Messages.editingWith + ' ' + (userList.length - 1) + ' ' + Messages.otherPeople + getOtherUsers(myUserName, userList, userData);
}
};
var createLagElement = function ($container) {
var id = uid();
$container.append('<div class="' + LAG_ELEM_CLS + '" id="'+id+'"></div>');
return $container.find('#'+id)[0];
};
var createSaveElement = function (id, $container) {
$container.append('<button class="'+ SAVE_ELEMENT_CLS + '" id="' + id + '">SAVE</button>');
return $container.find('#'+id)[0];
};
var checkLag = function (getLag, lagElement) {
if(typeof getLag !== "function") { return; }
var lag = getLag();
var lagMsg = Messages.lag + ' ';
if(lag) {
var lagSec = lag/1000;
if (lag.waiting && lagSec > 1) {
lagMsg += "?? " + Math.floor(lagSec);
} else {
lagMsg += lagSec;
}
}
else {
lagMsg += "??";
}
lagElement.textContent = lagMsg;
};
// this is a little hack, it should go in it's own file.
// FIXME ok, so let's put it in its own file then
// TODO there should also be a 'clear recent pads' button
var rememberPad = function () {
// FIXME, this is overly complicated, use array methods
var recentPadsStr = localStorage['CryptPad_RECENTPADS'];
var recentPads = [];
if (recentPadsStr) { recentPads = JSON.parse(recentPadsStr); }
// TODO use window.location.hash or something like that
if (window.location.href.indexOf('#') === -1) { return; }
var now = new Date();
var out = [];
for (var i = recentPads.length; i >= 0; i--) {
if (recentPads[i] &&
// TODO precompute this time value, maybe make it configurable?
// FIXME precompute the date too, why getTime every time?
now.getTime() - recentPads[i][1] < (1000*60*60*24*30) &&
recentPads[i][0] !== window.location.href)
{
out.push(recentPads[i]);
}
}
out.push([window.location.href, now.getTime()]);
localStorage['CryptPad_RECENTPADS'] = JSON.stringify(out);
};
var create = function ($container, myUserName, realtime, getLag, userList, config) {
var toolbar = createRealtimeToolbar($container);
createEscape(toolbar.find('.rtwysiwyg-toolbar-leftside'));
var userListElement = createUserList(toolbar.find('.rtwysiwyg-toolbar-leftside'));
var spinner = createSpinner(toolbar.find('.rtwysiwyg-toolbar-rightside'));
var lagElement = createLagElement(toolbar.find('.rtwysiwyg-toolbar-rightside'));
var userData = config.userData;
var changeNameID = config.changeNameID;
var saveContentID = config.saveContentID;
var saveElement;
// Check if the user is allowed to change his name
if(changeNameID) {
// Create the button and update the element containing the user list
userListElement = createChangeName($container, userListElement, changeNameID);
}
if (saveContentID) {
saveElement = createSaveElement(saveContentID, toolbar.find('.rtwysiwyg-toolbar-rightside'));
}
rememberPad();
var connected = false;
userList.onChange = function(newUserData) {
var users = userList.users;
if (users.indexOf(myUserName) !== -1) { connected = true; }
if (!connected) { return; }
if(newUserData) { // Someone has changed his name/color
userData = newUserData;
}
updateUserList(myUserName, userListElement, users, userData);
};
var ks = function () {
if (connected) { kickSpinner(spinner, false); }
};
realtime.onPatch(ks);
// Try to filter out non-patch messages, doesn't have to be perfect this is just the spinner
realtime.onMessage(function (msg) { if (msg.indexOf(':[2,') > -1) { ks(); } });
setInterval(function () {
if (!connected) { return; }
checkLag(getLag, lagElement);
}, 3000);
return {
failed: function () {
connected = false;
userListElement.textContent = '';
lagElement.textContent = '';
},
reconnecting: function () {
connected = false;
userListElement.textContent = Messages.reconnecting;
lagElement.textContent = '';
},
connected: function () {
connected = true;
}
};
};
return { create: create };
});