zulip/static/js/compose.js

1000 lines
32 KiB
JavaScript

var compose = (function () {
var exports = {};
var is_composing_message = false;
var message_snapshot;
var empty_subject_placeholder = "(no topic)";
var uploads_domain = document.location.protocol + '//' + document.location.host;
var uploads_path = '/user_uploads';
var uploads_re = new RegExp("\\]\\(" + uploads_domain + "(" + uploads_path + "[^\\)]+)\\)", 'g');
function make_upload_absolute(uri) {
if (uri.indexOf(uploads_path) === 0) {
// Rewrite the URI to a usable link
return uploads_domain + uri;
}
return uri;
}
function make_uploads_relative(content) {
// Rewrite uploads in markdown links back to domain-relative form
return content.replace(uploads_re, "]($1)");
}
function client() {
if ((window.bridge !== undefined) &&
(window.bridge.desktopAppVersion !== undefined)) {
return "desktop app " + window.bridge.desktopAppVersion();
} else {
return "website";
}
}
// This function resets an input type="file". Pass in the
// jquery object.
function clear_out_file_list(jq_file_list) {
var clone_for_ie_sake = jq_file_list.clone(true);
jq_file_list.replaceWith(clone_for_ie_sake);
// Hack explanation:
// IE won't let you do this (untested, but so says StackOverflow):
// $("#file_input").val("");
}
function autosize_textarea() {
$("#new_message_content").trigger("autosize.resize");
}
// Show the compose box.
function show_box(tabname, focus_area, opts) {
if (tabname === "stream") {
$('#private-message').hide();
$('#stream-message').show();
$("#stream_toggle").addClass("active");
$("#private_message_toggle").removeClass("active");
} else {
$('#private-message').show();
$('#stream-message').hide();
$("#stream_toggle").removeClass("active");
$("#private_message_toggle").addClass("active");
}
$("#send-status").removeClass(status_classes).hide();
$('#compose').css({visibility: "visible"});
$(".new_message_textarea").css("min-height", "3em");
if (focus_area !== undefined &&
(window.getSelection().toString() === "" ||
opts.trigger !== "message click")) {
focus_area.focus().select();
}
// If the compose box is obscuring the currently selected message,
// scroll up until the message is no longer occluded.
if (current_msg_list.selected_id() === -1) {
// If there's no selected message, there's no need to
// scroll the compose box to avoid it.
return;
}
var selected_row = current_msg_list.selected_row();
var cover = selected_row.offset().top + selected_row.height()
- $("#compose").offset().top;
if (cover > 0) {
viewport.user_initiated_animate_scroll(cover+5);
}
}
function clear_invites() {
$("#compose_invite_users").hide();
$("#compose_invite_users").empty();
}
function clear_box() {
exports.snapshot_message();
clear_invites();
$("#compose").find('input[type=text], textarea').val('');
autosize_textarea();
$("#send-status").hide(0);
}
function hide_box() {
$('.message_comp').find('input, textarea, button').blur();
$('#stream-message').hide();
$('#private-message').hide();
$(".new_message_textarea").css("min-height", "");
compose_fade.clear_compose();
$('.message_comp').hide();
$("#compose_controls").show();
}
function update_lock_icon_for_stream(stream_name) {
var icon = $("#compose-lock-icon");
var streamfield = $("#stream");
if (stream_data.get_invite_only(stream_name)) {
icon.show();
streamfield.addClass("lock-padding");
} else {
icon.hide();
streamfield.removeClass("lock-padding");
}
}
// In an attempt to decrease mixing, make the composebox's
// stream bar look like what you're replying to.
// (In particular, if there's a color associated with it,
// have that color be reflected here too.)
exports.decorate_stream_bar = function (stream_name) {
var color = stream_data.get_color(stream_name);
update_lock_icon_for_stream(stream_name);
$("#stream-message .message_header_stream")
.css('background-color', color)
.removeClass(stream_color.color_classes)
.addClass(stream_color.get_color_class(color));
};
function update_fade () {
if (!is_composing_message) {
return;
}
// Legacy strangeness: is_composing_message can be false, "stream", or "private"
var msg_type = is_composing_message;
compose_fade.set_focused_recipient(msg_type);
compose_fade.update_faded_messages();
}
$(function () {
$('#stream,#subject,#private_message_recipient').bind({
keyup: update_fade,
change: update_fade
});
});
function fill_in_opts_from_current_narrowed_view(msg_type, opts) {
var default_opts = {
message_type: msg_type,
stream: '',
subject: '',
private_message_recipient: '',
trigger: 'unknown'
};
// Set default parameters based on the current narrowed view.
narrow.set_compose_defaults(default_opts);
opts = _.extend(default_opts, opts);
return opts;
}
function same_recipient_as_before(msg_type, opts) {
return (compose.composing() === msg_type) &&
((msg_type === "stream" &&
opts.stream === compose.stream_name() &&
opts.subject === compose.subject()) ||
(msg_type === "private" &&
opts.private_message_recipient === compose.recipient()));
}
function show_box_for_msg_type(msg_type, opts) {
var focus_area;
if (msg_type === 'stream' && opts.stream && ! opts.subject) {
focus_area = 'subject';
} else if ((msg_type === 'stream' && opts.stream)
|| (msg_type === 'private' && opts.private_message_recipient)) {
focus_area = 'new_message_content';
}
if (msg_type === 'stream') {
show_box('stream', $("#" + (focus_area || 'stream')), opts);
} else {
show_box('private', $("#" + (focus_area || 'private_message_recipient')), opts);
}
}
exports.start = function (msg_type, opts) {
if (reload.is_in_progress()) {
return;
}
notifications.clear_compose_notifications();
$("#compose_close").show();
$("#compose_controls").hide();
$('.message_comp').show();
opts = fill_in_opts_from_current_narrowed_view(msg_type, opts);
// If we are invoked by a compose hotkey (c or C), do not assume that we know
// what the message's topic or PM recipient should be.
if (opts.trigger === "compose_hotkey") {
opts.subject = '';
opts.private_message_recipient = '';
}
if (compose.composing() && !same_recipient_as_before(msg_type, opts)) {
// Clear the compose box if the existing message is to a different recipient
clear_box();
}
compose.stream_name(opts.stream);
compose.subject(opts.subject);
// Set the recipients with a space after each comma, so it looks nice.
compose.recipient(opts.private_message_recipient.replace(/,\s*/g, ", "));
// If the user opens the compose box, types some text, and then clicks on a
// different stream/subject, we want to keep the text in the compose box
if (opts.content !== undefined) {
compose.message_content(opts.content);
}
ui.change_tab_to("#home");
is_composing_message = msg_type;
// Show either stream/topic fields or "You and" field.
show_box_for_msg_type(msg_type, opts);
compose_fade.start_compose(msg_type);
exports.decorate_stream_bar(opts.stream);
$(document).trigger($.Event('compose_started.zulip', opts));
resize.resize_bottom_whitespace();
};
function abort_xhr () {
$("#compose-send-button").removeAttr("disabled");
var xhr = $("#compose").data("filedrop_xhr");
if (xhr !== undefined) {
xhr.abort();
$("#compose").removeData("filedrop_xhr");
}
}
exports.cancel = function () {
if (page_params.narrow !== undefined) {
// Never close the compose box in narrow embedded windows, but
// at least clear the subject and unfade.
compose_fade.clear_compose();
if (page_params.narrow_topic !== undefined) {
compose.subject(page_params.narrow_topic);
} else {
compose.subject("");
}
return;
}
hide_box();
$("#compose_close").hide();
resize.resize_bottom_whitespace();
clear_box();
notifications.clear_compose_notifications();
abort_xhr();
is_composing_message = false;
if (message_snapshot !== undefined) {
$('#restore-draft').show();
}
$(document).trigger($.Event('compose_canceled.zulip'));
};
exports.empty_subject_placeholder = function () {
return empty_subject_placeholder;
};
function create_message_object() {
// Subjects are optional, and we provide a placeholder if one isn't given.
var subject = compose.subject();
if (subject === "") {
subject = compose.empty_subject_placeholder();
}
var content = make_uploads_relative(compose.message_content());
// Changes here must also be kept in sync with echo.try_deliver_locally
var message = {client: client(),
type: compose.composing(),
subject: subject,
stream: compose.stream_name(),
private_message_recipient: compose.recipient(),
content: content,
queue_id: page_params.event_queue_id};
if (message.type === "private") {
// TODO: this should be collapsed with the code in composebox_typeahead.js
message.to = compose.recipient().split(/\s*[,;]\s*/);
message.reply_to = compose.recipient();
} else {
message.to = compose.stream_name();
}
return message;
}
exports.snapshot_message = function (message) {
if (!exports.composing() || (exports.message_content() === "")) {
// If you aren't in the middle of composing the body of a
// message, don't try to snapshot.
return;
}
if (message !== undefined) {
message_snapshot = _.extend({}, message);
} else {
// Save what we can.
message_snapshot = create_message_object();
}
};
function clear_message_snapshot() {
$("#restore-draft").hide();
message_snapshot = undefined;
}
exports.restore_message = function () {
if (!message_snapshot) {
return;
}
var snapshot_copy = _.extend({}, message_snapshot);
if ((snapshot_copy.type === "stream" &&
snapshot_copy.stream.length > 0 &&
snapshot_copy.subject.length > 0) ||
(snapshot_copy.type === "private" &&
snapshot_copy.reply_to.length > 0)) {
snapshot_copy = _.extend({replying_to_message: snapshot_copy},
snapshot_copy);
}
clear_message_snapshot();
compose_fade.clear_compose();
compose.start(snapshot_copy.type, snapshot_copy);
};
function compose_error(error_text, bad_input) {
$('#send-status').removeClass(status_classes)
.addClass('alert-error')
.stop(true).fadeTo(0, 1);
$('#error-msg').html(error_text);
$("#compose-send-button").removeAttr('disabled');
$("#sending-indicator").hide();
if (bad_input !== undefined) {
bad_input.focus().select();
}
}
var send_options;
function send_message_ajax(request, success, error) {
channel.post({
url: '/json/messages',
data: request,
success: success,
error: function (xhr, error_type) {
if (error_type !== 'timeout' && reload.is_pending()) {
// The error might be due to the server changing
reload.initiate({immediate: true,
save_pointer: true,
save_narrow: true,
save_compose: true,
send_after_reload: true});
return;
}
var response = channel.xhr_error_message("Error sending message", xhr);
error(response);
}
});
}
function report_send_time(send_time, receive_time, display_time, locally_echoed, rendered_changed) {
var data = {"time": send_time.toString(),
"received": receive_time.toString(),
"displayed": display_time.toString(),
"locally_echoed": locally_echoed};
if (locally_echoed) {
data.rendered_content_disparity = rendered_changed;
}
channel.post({
url: '/json/report_send_time',
data: data
});
}
var socket;
if (feature_flags.use_socket) {
socket = new Socket("/sockjs");
}
// For debugging. The socket will eventually move out of this file anyway.
exports._socket = socket;
function send_message_socket(request, success, error) {
socket.send(request, success, function (type, resp) {
var err_msg = "Error sending message";
if (type === 'response') {
err_msg += ": " + resp.msg;
}
error(err_msg);
});
}
exports.send_times_log = [];
exports.send_times_data = {};
function maybe_report_send_times(message_id) {
var data = exports.send_times_data[message_id];
if (data.send_finished === undefined || data.received === undefined ||
data.displayed === undefined) {
// We report the data once we have both the send and receive times
return;
}
report_send_time(data.send_finished - data.start,
data.received - data.start,
data.displayed - data.start,
data.locally_echoed,
data.rendered_content_disparity || false);
}
function mark_end_to_end_receive_time(message_id) {
if (exports.send_times_data[message_id] === undefined) {
exports.send_times_data[message_id] = {};
}
exports.send_times_data[message_id].received = new Date();
maybe_report_send_times(message_id);
}
function mark_end_to_end_display_time(message_id) {
if (exports.send_times_data[message_id] === undefined) {
exports.send_times_data[message_id] = {};
}
exports.send_times_data[message_id].displayed = new Date();
maybe_report_send_times(message_id);
}
exports.mark_rendered_content_disparity = function (message_id, changed) {
if (exports.send_times_data[message_id] === undefined) {
exports.send_times_data[message_id] = {};
}
exports.send_times_data[message_id].rendered_content_disparity = changed;
};
exports.report_as_received = function report_as_received(message) {
if (message.sent_by_me) {
mark_end_to_end_receive_time(message.id);
setTimeout(function () {
mark_end_to_end_display_time(message.id);
}, 0);
}
};
function process_send_time(message_id, start_time, locally_echoed) {
var send_finished = new Date();
var send_time = (send_finished - start_time);
if (feature_flags.log_send_times) {
blueslip.log("send time: " + send_time);
}
if (feature_flags.collect_send_times) {
exports.send_times_log.push(send_time);
}
if (exports.send_times_data[message_id] === undefined) {
exports.send_times_data[message_id] = {};
}
exports.send_times_data[message_id].start = start_time;
exports.send_times_data[message_id].send_finished = send_finished;
exports.send_times_data[message_id].locally_echoed = locally_echoed;
maybe_report_send_times(message_id);
}
function clear_compose_box() {
$("#new_message_content").val('').focus();
autosize_textarea();
$("#send-status").hide(0);
clear_message_snapshot();
$("#compose-send-button").removeAttr('disabled');
$("#sending-indicator").hide();
resize.resize_bottom_whitespace();
}
exports.send_message_success = function (local_id, message_id, start_time, locally_echoed) {
if (! feature_flags.local_echo || !locally_echoed) {
clear_compose_box();
}
process_send_time(message_id, start_time, locally_echoed);
if (feature_flags.local_echo) {
echo.reify_message_id(local_id, message_id);
}
setTimeout(function () {
if (exports.send_times_data[message_id].received === undefined) {
blueslip.log("Restarting get_events due to delayed receipt of sent message " + message_id);
server_events.restart_get_events();
}
}, 5000);
};
exports.transmit_message = function (request, success, error) {
delete exports.send_times_data[request.id];
if (feature_flags.use_socket) {
send_message_socket(request, success, error);
} else {
send_message_ajax(request, success, error);
}
};
function send_message(request) {
if (request === undefined) {
request = create_message_object();
}
exports.snapshot_message(request);
if (request.type === "private") {
request.to = JSON.stringify(request.to);
} else {
request.to = JSON.stringify([request.to]);
}
var start_time = new Date();
var local_id;
if (feature_flags.local_echo) {
local_id = echo.try_deliver_locally(request);
if (local_id !== undefined) {
// We delivered this message locally
request.local_id = local_id;
}
}
var locally_echoed = local_id !== undefined;
function success(data) {
exports.send_message_success(local_id, data.id, start_time, locally_echoed);
}
function error(response) {
// If we're not local echo'ing messages, or if this message was not
// locally echoed, show error in compose box
if (!feature_flags.local_echo || request.local_id === undefined) {
compose_error(response, $('#new_message_content'));
return;
}
echo.message_send_error(local_id, response);
}
exports.transmit_message(request, success, error);
server_events.assert_get_events_running("Restarting get_events because it was not running during send");
if (feature_flags.local_echo && locally_echoed) {
clear_compose_box();
}
}
// This function is for debugging / data collection only. Arguably it
// should live in debug.js, but then it wouldn't be able to call
// send_message() directly below.
exports.test_send_many_messages = function (stream, subject, count) {
var num_sent = 0;
function do_send_one () {
var message = {};
num_sent += 1;
message.type = "stream";
message.to = stream;
message.subject = subject;
message.content = num_sent.toString();
message.client = client();
send_message(message);
if (num_sent === count) {
return;
}
setTimeout(do_send_one, 1000);
}
do_send_one();
};
exports.finish = function () {
clear_invites();
if (! compose.validate()) {
return false;
}
send_message();
// TODO: Do we want to fire the event even if the send failed due
// to a server-side error?
$(document).trigger($.Event('compose_finished.zulip'));
return true;
};
$(function () {
$("#compose form").on("submit", function (e) {
e.preventDefault();
compose.finish();
});
});
exports.composing = function () {
return is_composing_message;
};
function get_or_set(fieldname, keep_outside_whitespace) {
// We can't hoist the assignment of 'elem' out of this lambda,
// because the DOM element might not exist yet when get_or_set
// is called.
return function (newval) {
var elem = $('#'+fieldname);
var oldval = elem.val();
if (newval !== undefined) {
elem.val(newval);
}
return keep_outside_whitespace ? oldval : $.trim(oldval);
};
}
exports.stream_name = get_or_set('stream');
exports.subject = get_or_set('subject');
exports.message_content = get_or_set('new_message_content', true);
exports.recipient = get_or_set('private_message_recipient');
exports.has_message_content = function () {
return exports.message_content() !== "";
};
// *Synchronously* check if a stream exists.
exports.check_stream_existence = function (stream_name, autosubscribe) {
var result = "error";
var request = {'stream': stream_name};
if (autosubscribe) {
request.autosubscribe = true;
}
channel.post({
url: "/json/subscriptions/exists",
data: request,
async: false,
success: function (data) {
if (data.subscribed) {
result = "subscribed";
} else {
result = "not-subscribed";
}
},
error: function (xhr) {
if (xhr.status === 404) {
result = "does-not-exist";
} else {
result = "error";
}
}
});
return result;
};
// Checks if a stream exists. If not, displays an error and returns
// false.
function check_stream_for_send(stream_name, autosubscribe) {
var result = exports.check_stream_existence(stream_name, autosubscribe);
if (result === "error") {
compose_error("Error checking subscription", $("#stream"));
$("#compose-send-button").removeAttr('disabled');
$("#sending-indicator").hide();
}
return result;
}
function validate_stream_message() {
var stream_name = exports.stream_name();
if (stream_name === "") {
compose_error("Please specify a stream", $("#stream"));
return false;
}
if (page_params.mandatory_topics) {
var topic = exports.subject();
if (topic === "") {
compose_error("Please specify a topic", $("#subject"));
return false;
}
}
var response;
if (!stream_data.is_subscribed(stream_name)) {
switch(check_stream_for_send(stream_name, page_params.narrow_stream !== undefined)) {
case "does-not-exist":
response = "<p>The stream <b>" +
Handlebars.Utils.escapeExpression(stream_name) + "</b> does not exist.</p>" +
"<p>Manage your subscriptions <a href='#subscriptions'>on your Streams page</a>.</p>";
compose_error(response, $('#stream'));
return false;
case "error":
return false;
case "subscribed":
// You're actually subscribed to the stream, but this
// browser window doesn't know it.
return true;
case "not-subscribed":
response = "<p>You're not subscribed to the stream <b>" +
Handlebars.Utils.escapeExpression(stream_name) + "</b>.</p>" +
"<p>Manage your subscriptions <a href='#subscriptions'>on your Streams page</a>.</p>";
compose_error(response, $('#stream'));
return false;
}
}
return true;
}
function validate_private_message() {
if (exports.recipient() === "") {
compose_error("Please specify at least one recipient", $("#private_message_recipient"));
return false;
}
return true;
}
exports.validate = function () {
$("#compose-send-button").attr('disabled', 'disabled').blur();
$("#sending-indicator").show();
if (/^\s*$/.test(exports.message_content())) {
compose_error("You have nothing to send!", $("#new_message_content"));
return false;
}
if ($("#zephyr-mirror-error").is(":visible")) {
compose_error("You need to be running Zephyr mirroring in order to send messages!");
return false;
}
if (exports.composing() === 'private') {
return validate_private_message();
} else {
return validate_stream_message();
}
};
$(function () {
$("#new_message_content").autosize();
// Run a feature test and decide whether to display
// the "Attach files" button
if (window.XMLHttpRequest && (new XMLHttpRequest()).upload) {
$("#compose #attach_files").removeClass("notdisplayed");
}
// Lazy load the Dropbox script, since it can slow our page load
// otherwise, and isn't enabled for all users. Also, this Dropbox
// script isn't under an open source license, so we can't (for legal
// reasons) minify it with our own code.
if (feature_flags.dropbox_integration) {
LazyLoad.js('https://www.dropbox.com/static/api/1/dropins.js', function () {
// Successful load. We should now have window.Dropbox.
if (! _.has(window, 'Dropbox')) {
blueslip.error('Dropbox script reports loading but window.Dropbox undefined');
} else if (Dropbox.isBrowserSupported()) {
Dropbox.init({appKey: window.dropboxAppKey});
$("#compose #attach_dropbox_files").removeClass("notdisplayed");
}
});
}
// Show a warning if a user @-mentions someone who will not receive this message
$(document).on('usermention_completed.zulip', function (event, data) {
// Legacy strangeness: is_composing_message can be false, "stream", or "private"
// Disable on MIT since we never have subscriber lists there
if (is_composing_message !== "stream" || page_params.domain === 'mit.edu') {
return;
}
if (data !== undefined && data.mentioned !== undefined) {
var email = data.mentioned.email;
if (compose_fade.would_receive_message(email) === false) {
var new_row = templates.render("compose-invite-users", {email: email,
name: data.mentioned.full_name});
var error_area = $("#compose_invite_users");
var existing_invites = _.map($(".compose_invite_user", error_area), function (user_row) {
return $(user_row).data('useremail');
});
if (existing_invites.indexOf(email) === -1) {
error_area.append(new_row);
}
error_area.show();
}
}
});
$("#compose_invite_users").on('click', '.compose_invite_link', function (event) {
event.preventDefault();
var invite_row = $(event.target).parents('.compose_invite_user');
var email = $(invite_row).data('useremail');
if (email !== undefined) {
subs.invite_user_to_stream(email, compose.stream_name(), function () {
var all_invites = $("#compose_invite_users");
invite_row.remove();
if (all_invites.children().length === 0) {
all_invites.hide();
}
}, function () {
var error_msg = invite_row.find('.compose_invite_user_error');
error_msg.show();
$(event.target).attr('disabled', true);
});
}
});
$("#compose_invite_users").on('click', '.compose_invite_close', function (event) {
var invite_row = $(event.target).parents('.compose_invite_user');
var all_invites = $("#compose_invite_users");
invite_row.remove();
if (all_invites.children().length === 0) {
all_invites.hide();
}
});
// Click event binding for "Attach files" button
// Triggers a click on a hidden file input field
$("#compose").on("click", "#attach_files", function (e) {
e.preventDefault();
$("#compose #file_input").trigger("click");
} );
$("#compose").on("click", "#attach_dropbox_files", function (e) {
e.preventDefault();
var options = {
// Required. Called when a user selects an item in the Chooser.
success: function (files) {
var textbox = $("#new_message_content");
var links = _.map(files, function (file) { return '[' + file.name + '](' + file.link +')'; })
.join(' ') + ' ';
textbox.val(textbox.val() + links);
},
// Optional. A value of false (default) limits selection to a single file, while
// true enables multiple file selection.
multiselect: true,
iframe: true
};
Dropbox.choose(options);
});
function uploadStarted(i, file, len) {
$("#compose-send-button").attr("disabled", "");
$("#send-status").addClass("alert-info")
.show();
$(".send-status-close").one('click', abort_xhr);
$("#error-msg").html(
$("<p>").text("Uploading…")
.after('<div class="progress progress-striped active">' +
'<div class="bar" id="upload-bar" style="width: 00%;"></div>' +
'</div>'));
}
function progressUpdated(i, file, progress) {
$("#upload-bar").width(progress + "%");
}
function uploadError(err, file) {
var msg;
$("#send-status").addClass("alert-error")
.removeClass("alert-info");
$("#compose-send-button").removeAttr("disabled");
switch(err) {
case 'BrowserNotSupported':
msg = "File upload is not yet available for your browser.";
break;
case 'TooManyFiles':
msg = "Unable to upload that many files at once.";
break;
case 'FileTooLarge':
// sanitizatio not needed as the file name is not potentially parsed as HTML, etc.
msg = "\"" + file.name + "\" was too large; the maximum file size is 25MiB.";
break;
case 'REQUEST ENTITY TOO LARGE':
msg = "Sorry, the file was too large.";
break;
default:
msg = "An unknown error occured.";
break;
}
$("#error-msg").text(msg);
}
function uploadFinished(i, file, response, time) {
if (response.uri === undefined) {
return;
}
var textbox = $("#new_message_content"),
split_uri = response.uri.split("/"),
filename = split_uri[split_uri.length - 1];
// Urgh, yet another hack to make sure we're "composing"
// when text gets added into the composebox.
if (!compose.composing()) {
compose.start('stream');
}
var uri = make_upload_absolute(response.uri);
if (i === -1) {
// This is a paste, so there's no filename. Show the image directly
textbox.val(textbox.val() + "[pasted image](" + uri + ") ");
} else {
// This is a dropped file, so make the filename a link to the image
textbox.val(textbox.val() + "[" + filename + "](" + uri + ")" + " ");
}
autosize_textarea();
$("#compose-send-button").removeAttr("disabled");
$("#send-status").removeClass("alert-info")
.hide();
// In order to upload the same file twice in a row, we need to clear out
// the #file_input element, so that the next time we use the file dialog,
// an actual change event is fired. This is extracted to a function
// to abstract away some IE hacks.
clear_out_file_list($("#file_input"));
}
// Expose the internal file upload functions to the desktop app,
// since the linux/windows QtWebkit based apps upload images
// directly to the server
if (window.bridge) {
exports.uploadStarted = uploadStarted;
exports.progressUpdated = progressUpdated;
exports.uploadError = uploadError;
exports.uploadFinished = uploadFinished;
}
$("#compose").filedrop({
url: "json/upload_file",
fallback_id: "file_input",
paramname: "file",
maxfilesize: page_params.maxfilesize,
data: {
// the token isn't automatically included in filedrop's post
csrfmiddlewaretoken: csrf_token
},
raw_droppable: ['text/uri-list', 'text/plain'],
drop: uploadStarted,
progressUpdated: progressUpdated,
error: uploadError,
uploadFinished: uploadFinished,
rawDrop: function (contents) {
var textbox = $("#new_message_content");
if (!compose.composing()) {
compose.start('stream');
}
textbox.val(textbox.val() + contents);
autosize_textarea();
}
});
if (page_params.narrow !== undefined) {
if (page_params.narrow_topic !== undefined) {
compose.start("stream", {subject: page_params.narrow_topic});
} else {
compose.start("stream", {});
}
}
$(document).on('message_id_changed', function (event) {
if (exports.send_times_data[event.old_id] !== undefined) {
var value = exports.send_times_data[event.old_id];
delete exports.send_times_data[event.old_id];
exports.send_times_data[event.new_id] = _.extend({}, exports.send_times_data[event.old_id], value);
}
});
});
return exports;
}());