glowingbear-mainbox/js/glowingbear.js
2014-09-17 09:44:32 -04:00

657 lines
25 KiB
JavaScript

(function() {
'use strict';
var weechat = angular.module('weechat', ['ngRoute', 'localStorage', 'weechatModels', 'plugins', 'IrcUtils', 'ngSanitize', 'ngWebsockets', 'ngTouch']);
weechat.controller('WeechatCtrl', ['$rootScope', '$scope', '$store', '$timeout', '$log', 'models', 'connection', 'notifications', 'utils', function ($rootScope, $scope, $store, $timeout, $log, models, connection, notifications, utils) {
$scope.command = '';
// From: http://stackoverflow.com/a/18539624 by StackOverflow user "plantian"
$rootScope.countWatchers = function () {
var q = [$rootScope], watchers = 0, scope;
while (q.length > 0) {
scope = q.pop();
if (scope.$$watchers) {
watchers += scope.$$watchers.length;
}
if (scope.$$childHead) {
q.push(scope.$$childHead);
}
if (scope.$$nextSibling) {
q.push(scope.$$nextSibling);
}
}
$log.debug(watchers);
};
$scope.isinstalled = (function() {
// Check for firefox & app installed
if (navigator.mozApps !== undefined) {
navigator.mozApps.getSelf().onsuccess = function _onAppReady(evt) {
var app = evt.target.result;
if (app) {
return true;
} else {
return false;
}
};
} else {
return false;
}
}());
// Detect page visibility attributes
(function() {
// Sadly, the page visibility API still has a lot of vendor prefixes
if (typeof document.hidden !== "undefined") { // Chrome >= 33, Firefox >= 18, Opera >= 12.10, Safari >= 7
$scope.documentHidden = "hidden";
$scope.documentVisibilityChange = "visibilitychange";
} else if (typeof document.webkitHidden !== "undefined") { // 13 <= Chrome < 33
$scope.documentHidden = "webkitHidden";
$scope.documentVisibilityChange = "webkitvisibilitychange";
} else if (typeof document.mozHidden !== "undefined") { // 10 <= Firefox < 18
$scope.documentHidden = "mozHidden";
$scope.documentVisibilityChange = "mozvisibilitychange";
} else if (typeof document.msHidden !== "undefined") { // IE >= 10
$scope.documentHidden = "msHidden";
$scope.documentVisibilityChange = "msvisibilitychange";
}
})();
// Enable debug mode if "?debug=1" or "?debug=true" is set
(function() {
window.location.search.substring(1).split('&').forEach(function(f) {
var segs = f.split('=');
if (segs[0] === "debug" && ["true", "1"].indexOf(segs[1]) != -1) {
$rootScope.debugMode = true;
return;
}
});
})();
$rootScope.isWindowFocused = function() {
if (typeof $scope.documentHidden === "undefined") {
// Page Visibility API not supported, assume yes
return true;
} else {
var isHidden = document[$scope.documentHidden];
return !isHidden;
}
};
if (typeof $scope.documentVisibilityChange !== "undefined") {
document.addEventListener($scope.documentVisibilityChange, function() {
if (!document[$scope.documentHidden]) {
// We just switched back to the glowing-bear window and unread messages may have
// accumulated in the active buffer while the window was in the background
var buffer = models.getActiveBuffer();
// This can also be triggered before connecting to the relay, check for null (not undefined!)
if (buffer !== null) {
buffer.unread = 0;
buffer.notification = 0;
// Trigger title and favico update
$rootScope.$emit('notificationChanged');
}
// the unread badge in the bufferlist doesn't update if we don't do this
$rootScope.$apply();
}
}, false);
}
$rootScope.$on('activeBufferChanged', function(event, unreadSum) {
var ab = models.getActiveBuffer();
// Discard surplus lines. This is done *before* lines are fetched because that saves us the effort of special handling for the
// case where a buffer is opened for the first time ;)
var minRetainUnread = ab.lines.length - unreadSum + 5; // do not discard unread lines and keep 5 additional lines for context
var surplusLines = ab.lines.length - (2 * $scope.lines_per_screen + 10); // retain up to 2*(screenful + 10) + 10 lines because magic numbers
var linesToRemove = Math.min(minRetainUnread, surplusLines);
if (linesToRemove > 0) {
ab.lines.splice(0, linesToRemove); // remove the lines from the buffer
ab.requestedLines -= linesToRemove; // to ensure that the correct amount of lines is fetched should more be requested
ab.lastSeen -= linesToRemove; // adjust readmarker
ab.allLinesFetched = false; // we just removed lines, so we don't have all of them. re-enable "fetch more lines"
}
$scope.bufferlines = ab.lines;
$scope.nicklist = ab.nicklist;
// Send a request for the nicklist if it hasn't been loaded yet
if (!ab.nicklistRequested()) {
connection.requestNicklist(ab.fullName, function() {
$scope.showNicklist = $scope.updateShowNicklist();
// Scroll after nicklist has been loaded, as it may break long lines
$rootScope.scrollWithBuffer(true);
});
} else {
// Check if we should show nicklist or not
$scope.showNicklist = $scope.updateShowNicklist();
}
if (ab.requestedLines < $scope.lines_per_screen) {
// buffer has not been loaded, but some lines may already be present if they arrived after we connected
// try to determine how many lines to fetch
var numLines = $scope.lines_per_screen + 10; // that's (a screenful plus 10 lines) plus 10 lines, just to be safe
if (unreadSum > numLines) {
// request up to 4*(screenful + 10 lines)
numLines = Math.min(4*numLines, unreadSum);
}
$scope.fetchMoreLines(numLines).then(
// Update initial scroll position
// Most relevant when first connecting to properly initalise
function() {
$timeout(function() {
var bufferlines = document.getElementById("bufferlines");
$rootScope.originalBufferlinesPosition = bufferlines.scrollTop + bufferlines.scrollHeight;
});
}
);
}
notifications.updateTitle(ab);
$rootScope.scrollWithBuffer(true);
// If user wants to sync hotlist with weechat
// we will send a /buffer bufferName command every time
// the user switches a buffer. This will ensure that notifications
// are cleared in the buffer the user switches to
if ($scope.hotlistsync && ab.fullName) {
connection.sendCoreCommand('/buffer ' + ab.fullName);
}
// Clear search term on buffer change
$scope.search = '';
if (!utils.isMobileUi()) {
// This needs to happen asynchronously to prevent the enter key handler
// of the input bar to be triggered on buffer switch via the search.
// Otherwise its current contents would be sent to the new buffer
setTimeout(function() {
document.getElementById('sendMessage').focus();
}, 0);
}
});
$rootScope.favico = new Favico({animation: 'none'});
$rootScope.$on('notificationChanged', function() {
notifications.updateTitle();
if ($scope.useFavico && $rootScope.favico) {
notifications.updateFavico();
}
});
$rootScope.$on('relayDisconnect', function() {
models.reinitialize();
$rootScope.$emit('notificationChanged');
$scope.connectbutton = 'Connect';
});
$scope.connectbutton = 'Connect';
$scope.getBuffers = models.getBuffers.bind(models);
$scope.bufferlines = {};
$scope.nicklist = {};
$scope.activeBuffer = models.getActiveBuffer;
$rootScope.connected = false;
$rootScope.waseverconnected = false;
$rootScope.models = models;
$rootScope.iterCandidate = null;
$store.bind($scope, "host", "localhost");
$store.bind($scope, "port", "9001");
$store.bind($scope, "proto", "weechat");
$store.bind($scope, "ssl", (window.location.protocol === "https:"));
$store.bind($scope, "savepassword", false);
if ($scope.savepassword) {
$store.bind($scope, "password", "");
}
$store.bind($scope, "autoconnect", false);
// If we are on mobile change some defaults
// We use 968 px as the cutoff, which should match the value in glowingbear.css
var nonicklist = false;
var noembed = false;
var showtimestamp = true;
$rootScope.wasMobileUi = false;
if (utils.isMobileUi()) {
nonicklist = true;
noembed = true;
$rootScope.wasMobileUi = true;
}
// Save setting for displaying only buffers with unread messages
$store.bind($scope, "onlyUnread", false);
// Save setting for syncing hotlist
$store.bind($scope, "hotlistsync", true);
// Save setting for displaying nicklist
$store.bind($scope, "nonicklist", nonicklist);
// Save setting for displaying embeds
$store.bind($scope, "noembed", noembed);
// Save setting for channel ordering
$store.bind($scope, "orderbyserver", true);
// Save setting for updating favicon
$store.bind($scope, "useFavico", true);
// Save setting for showtimestamp
$store.bind($scope, "showtimestamp", showtimestamp);
// Save setting for showing seconds on timestamps
$store.bind($scope, "showtimestampSeconds", false);
// Save setting for playing sound on notification
$store.bind($scope, "soundnotification", false);
// Save setting for font family
$store.bind($scope, "fontfamily");
// Save setting for font size
$store.bind($scope, "fontsize", "14px");
// Save setting for readline keybindings
$store.bind($scope, "readlineBindings", false);
if (!$scope.fontfamily) {
if (utils.isMobileUi()) {
$scope.fontfamily = 'sans-serif';
} else {
$scope.fontfamily = "Inconsolata, Consolas, Monaco, Ubuntu Mono, monospace";
}
}
// Save setting for displaying embeds in rootScope so it can be used from service
$rootScope.auto_display_embedded_content = $scope.noembed === false;
$scope.isSidebarVisible = function() {
return document.getElementById('sidebar').getAttribute('sidebar-state') === 'visible';
};
$scope.showSidebar = function() {
document.getElementById('sidebar').setAttribute('data-state', 'visible');
document.getElementById('content').setAttribute('sidebar-state', 'visible');
if (utils.isMobileUi()) {
// de-focus the input bar when opening the sidebar on mobile, so that the keyboard goes down
_.each(document.getElementsByTagName('textarea'), function(elem) {
elem.blur();
});
}
};
$rootScope.hideSidebar = function() {
if (utils.isMobileUi()) {
document.getElementById('sidebar').setAttribute('data-state', 'hidden');
document.getElementById('content').setAttribute('sidebar-state', 'hidden');
}
};
// This also fires on page load
$scope.$watch('autoconnect', function() {
if ($scope.autoconnect && !$rootScope.connected && !$rootScope.sslError && !$rootScope.securityError && !$rootScope.errorMessage) {
$scope.connect();
}
});
// toggle sidebar (if on mobile)
$scope.toggleSidebar = function() {
if (utils.isMobileUi()) {
if ($scope.isSidebarVisible()) {
$scope.hideSidebar();
} else {
$scope.showSidebar();
}
}
};
// Open and close panels while on mobile devices through swiping
$scope.openNick = function() {
if (utils.isMobileUi()) {
if ($scope.nonicklist) {
$scope.nonicklist = false;
}
}
};
$scope.closeNick = function() {
if (utils.isMobileUi()) {
if (!$scope.nonicklist) {
$scope.nonicklist = true;
}
}
};
// Watch model and update show setting when it changes
$scope.$watch('noembed', function() {
$rootScope.auto_display_embedded_content = $scope.noembed === false;
});
// Watch model and update channel sorting when it changes
$scope.$watch('orderbyserver', function() {
$rootScope.predicate = $scope.orderbyserver ? 'serverSortKey' : 'number';
});
$scope.$watch('useFavico', function() {
// this check is necessary as this is called on page load, too
if (!$rootScope.connected) {
return;
}
if ($scope.useFavico) {
notifications.updateFavico();
} else {
$rootScope.favico.reset();
}
});
// Update font family when changed
$scope.$watch('fontfamily', function() {
utils.changeClassStyle('favorite-font', 'fontFamily', $scope.fontfamily);
});
// Update font size when changed
$scope.$watch('fontsize', function() {
utils.changeClassStyle('favorite-font', 'fontSize', $scope.fontsize);
});
// Crude scoping hack. The keypress listener does not live in the same scope as
// the checkbox, so we need to transfer this between scopes here.
$scope.$watch('readlineBindings', function() {
$rootScope.readlineBindings = $scope.readlineBindings;
});
$scope.setActiveBuffer = function(bufferId, key) {
// If we are on mobile we need to collapse the menu on sidebar clicks
// We use 968 px as the cutoff, which should match the value in glowingbear.css
if (utils.isMobileUi()) {
$scope.hideSidebar();
}
return models.setActiveBuffer(bufferId, key);
};
$scope.openBuffer = function(bufferName) {
var fullName = models.getActiveBuffer().fullName;
fullName = fullName.substring(0, fullName.lastIndexOf('.') + 1) + bufferName; // substitute the last part
if (!$scope.setActiveBuffer(fullName, 'fullName')) {
var command = 'join';
if (['#', '&', '+', '!'].indexOf(bufferName.charAt(0)) < 0) { // these are the characters a channel name can start with (RFC 2813-2813)
command = 'query';
}
connection.sendMessage('/' + command + ' ' + bufferName);
}
};
//XXX this does not belong here (or does it?)
// Calculate number of lines to fetch
$scope.calculateNumLines = function() {
var bufferlineElements = document.querySelectorAll(".bufferline");
var lineHeight = 0, idx = 0;
while (lineHeight === 0 && idx < bufferlineElements.length) {
lineHeight = bufferlineElements[idx++].clientHeight;
}
var areaHeight = document.querySelector("#bufferlines").clientHeight;
// Fetch 10 lines more than theoretically needed so that scrolling up will correctly trigger the loading of more lines
// Also, some lines might be hidden, so it's probably better to have a bit of buffer there
var numLines = Math.ceil(areaHeight/lineHeight + 10);
$scope.lines_per_screen = numLines;
};
$scope.calculateNumLines();
// Recalculate number of lines on resize
window.addEventListener("resize", _.debounce(function() {
// Recalculation fails when not connected
if ($rootScope.connected) {
// Show the sidebar if switching away from mobile view, hide it when switching to mobile
// Wrap in a condition so we save ourselves the $apply if nothing changes (50ms or more)
if ($scope.wasMobileUi && !utils.isMobileUi()) {
$scope.showSidebar();
}
$scope.wasMobileUi = utils.isMobileUi();
$scope.calculateNumLines();
// if we're scrolled to the bottom, scroll down to the same position after the resize
// most common use case: opening the keyboard on a mobile device
var bufferlines = document.getElementById("bufferlines");
if ($rootScope.originalBufferlinesPosition === bufferlines.scrollHeight + bufferlines.scrollTop) {
$timeout(function() {
bufferlines.scrollTop = bufferlines.scrollHeight;
}, 100);
}
$rootScope.originalBufferlinesPosition = bufferlines.scrollTop + bufferlines.scrollHeight;
}
}, 100));
$rootScope.loadingLines = false;
$scope.fetchMoreLines = function(numLines) {
if (!numLines) {
numLines = $scope.lines_per_screen;
}
return connection.fetchMoreLines(numLines);
};
$rootScope.scrollWithBuffer = function(scrollToReadmarker, moreLines) {
// First, get scrolling status *before* modification
// This is required to determine where we were in the buffer pre-change
var bl = document.getElementById('bufferlines');
var sVal = bl.scrollHeight - bl.clientHeight;
var scroll = function() {
var sTop = bl.scrollTop;
// Determine if we want to scroll at all
// Give the check 3 pixels of slack so you don't have to hit
// the exact spot. This fixes a bug in some browsers
if (((scrollToReadmarker || moreLines) && sTop < sVal) || (Math.abs(sTop - sVal) < 3)) {
var readmarker = document.querySelector(".readmarker");
if (scrollToReadmarker && readmarker) {
// Switching channels, scroll to read marker
bl.scrollTop = readmarker.offsetTop - readmarker.parentElement.scrollHeight + readmarker.scrollHeight;
} else if (moreLines) {
// We fetched more lines but the read marker is still out of view
// Keep the scroll position constant
bl.scrollTop = bl.scrollHeight - bl.clientHeight - sVal;
} else {
// New message, scroll with buffer (i.e. to bottom)
bl.scrollTop = bl.scrollHeight - bl.clientHeight;
}
}
};
// Here be scrolling dragons
$timeout(scroll);
$timeout(scroll, 100);
$timeout(scroll, 300);
$timeout(scroll, 500);
};
$scope.connect = function() {
notifications.requestNotificationPermission();
$rootScope.sslError = false;
$rootScope.securityError = false;
$rootScope.errorMessage = false;
$scope.connectbutton = 'Connecting ...';
connection.connect($scope.host, $scope.port, $scope.password, $scope.ssl);
};
$scope.disconnect = function() {
$scope.connectbutton = 'Connect';
connection.disconnect();
};
//XXX this is a bit out of place here, either move up to the rest of the firefox install code or remove
$scope.install = function() {
if (navigator.mozApps !== undefined) {
// Find absolute url with trailing '/' or '/index.html' removed
var base_url = location.protocol + '//' + location.host +
location.pathname.replace(/\/(index\.html)?$/, '');
var request = navigator.mozApps.install(base_url + '/manifest.webapp');
request.onsuccess = function () {
$scope.isinstalled = true;
// Save the App object that is returned
var appRecord = this.result;
// Start the app.
appRecord.launch();
alert('Installation successful!');
};
request.onerror = function () {
// Display the error information from the DOMError object
alert('Install failed, error: ' + this.error.name);
};
} else {
alert('Sorry. Only supported in Firefox v26+');
}
};
$scope.showModal = function(elementId) {
document.getElementById(elementId).setAttribute('data-state', 'visible');
};
$scope.closeModal = function($event) {
function closest(elem, selector) {
var matchesSelector = elem.matches || elem.webkitMatchesSelector || elem.mozMatchesSelector || elem.msMatchesSelector;
while (elem) {
if (matchesSelector.call(elem, selector)) return elem;
else elem = elem.parentElement;
}
}
closest($event.target, '.gb-modal').setAttribute('data-state', 'hidden');
};
$scope.toggleAccordion = function(event) {
event.stopPropagation();
event.preventDefault();
var target = event.target.parentNode.parentNode.parentNode;
target.setAttribute('data-state', target.getAttribute('data-state') === 'active' ? 'collapsed' : 'active');
// Hide all other siblings
var siblings = target.parentNode.children;
for (var childId in siblings) {
var child = siblings[childId];
if (child.nodeType === 1 && child !== target) {
child.setAttribute('data-state', 'collapsed');
}
}
};
//XXX what do we do with this?
$scope.hasUnread = function(buffer) {
// if search is set, return every buffer
if ($scope.search && $scope.search !== "") {
return true;
}
if ($scope.onlyUnread) {
// Always show current buffer in list
if (models.getActiveBuffer() === buffer) {
return true;
}
// Always show core buffer in the list (issue #438)
if (buffer.fullName === "core.weechat") {
return true;
}
return buffer.unread > 0 || buffer.notification > 0;
}
return true;
};
// Watch model and update show setting when it changes
$scope.$watch('nonicklist', function() {
$scope.showNicklist = $scope.updateShowNicklist();
});
$scope.showNicklist = false;
// Utility function that template can use to check if nicklist should
// be displayed for current buffer or not
// is called on buffer switch
$scope.updateShowNicklist = function() {
var ab = models.getActiveBuffer();
if (!ab) {
return false;
}
// Check if option no nicklist is set
if ($scope.nonicklist) {
return false;
}
// Check if nicklist is empty
if (ab.isNicklistEmpty()) {
return false;
}
return true;
};
//XXX not sure whether this belongs here
$rootScope.switchToActivityBuffer = function() {
// Find next buffer with activity and switch to it
var sortedBuffers = _.sortBy($scope.getBuffers(), 'number');
var i, buffer;
// Try to find buffer with notification
for (i in sortedBuffers) {
buffer = sortedBuffers[i];
if (buffer.notification > 0) {
$scope.setActiveBuffer(buffer.id);
return; // return instead of break so that the second for loop isn't executed
}
}
// No notifications, find first buffer with unread lines instead
for (i in sortedBuffers) {
buffer = sortedBuffers[i];
if (buffer.unread > 0) {
$scope.setActiveBuffer(buffer.id);
return;
}
}
};
// Helper function since the keypress handler is in a different scope
$rootScope.toggleNicklist = function() {
$scope.nonicklist = !$scope.nonicklist;
};
$scope.handleSearchBoxKey = function($event) {
// Support different browser quirks
var code = $event.keyCode ? $event.keyCode : $event.charCode;
// Handle escape
if (code === 27) {
$event.preventDefault();
$scope.search = '';
} // Handle enter
else if (code === 13) {
$event.preventDefault();
if ($scope.filteredBuffers.length > 0) {
$scope.setActiveBuffer($scope.filteredBuffers[0].id);
}
$scope.search = '';
}
};
// Prevent user from accidentally leaving the page
window.onbeforeunload = function(event) {
if ($scope.command !== null && $scope.command !== '') {
event.preventDefault();
// Chrome requires this
// Firefox does not show the site provides message
event.returnValue = "Any unsent input will be lost. Are you sure that you want to quit?";
} else {
if ($rootScope.connected) {
$scope.disconnect();
}
$scope.favico.reset();
}
};
}]);
weechat.config(['$routeProvider',
function($routeProvider) {
$routeProvider.when('/', {
templateUrl: 'index.html',
controller: 'WeechatCtrl'
});
}
]);
})();