humhub/js/jquery.atwho.js

851 lines
23 KiB
JavaScript

/*! jquery.atwho - v0.5.0 - 2014-09-13
* Copyright (c) 2014 chord.luo <chord.luo@gmail.com>;
* homepage: http://ichord.github.com/At.js
* Licensed MIT
*/
(function() {
(function(factory) {
if (typeof define === 'function' && define.amd) {
return define(['jquery'], factory);
} else {
return factory(window.jQuery);
}
})(function($) {
var Api, App, Controller, DEFAULT_CALLBACKS, KEY_CODE, Model, View,
__slice = [].slice;
App = (function() {
function App(inputor) {
this.current_flag = null;
this.controllers = {};
this.alias_maps = {};
this.$inputor = $(inputor);
this.setIframe();
this.listen();
}
App.prototype.createContainer = function(doc) {
if ((this.$el = $("#atwho-container", doc)).length === 0) {
return $(doc.body).append(this.$el = $("<div id='atwho-container'></div>"));
}
};
App.prototype.setIframe = function(iframe, standalone) {
var _ref;
if (standalone == null) {
standalone = false;
}
if (iframe) {
this.window = iframe.contentWindow;
this.document = iframe.contentDocument || this.window.document;
this.iframe = iframe;
} else {
this.document = document;
this.window = window;
this.iframe = null;
}
if (this.iframeStandalone = standalone) {
if ((_ref = this.$el) != null) {
_ref.remove();
}
return this.createContainer(this.document);
} else {
return this.createContainer(document);
}
};
App.prototype.controller = function(at) {
var c, current, current_flag, _ref;
if (this.alias_maps[at]) {
current = this.controllers[this.alias_maps[at]];
} else {
_ref = this.controllers;
for (current_flag in _ref) {
c = _ref[current_flag];
if (current_flag === at) {
current = c;
break;
}
}
}
if (current) {
return current;
} else {
return this.controllers[this.current_flag];
}
};
App.prototype.set_context_for = function(at) {
this.current_flag = at;
return this;
};
App.prototype.reg = function(flag, setting) {
var controller, _base;
controller = (_base = this.controllers)[flag] || (_base[flag] = new Controller(this, flag));
if (setting.alias) {
this.alias_maps[setting.alias] = flag;
}
controller.init(setting);
return this;
};
App.prototype.listen = function() {
return this.$inputor.on('keyup.atwhoInner', (function(_this) {
return function(e) {
return _this.on_keyup(e);
};
})(this)).on('keydown.atwhoInner', (function(_this) {
return function(e) {
return _this.on_keydown(e);
};
})(this)).on('scroll.atwhoInner', (function(_this) {
return function(e) {
var _ref;
return (_ref = _this.controller()) != null ? _ref.view.hide(e) : void 0;
};
})(this)).on('blur.atwhoInner', (function(_this) {
return function(e) {
var c;
if (c = _this.controller()) {
return c.view.hide(e, c.get_opt("display_timeout"));
}
};
})(this)).on('click.atwhoInner', (function(_this) {
return function(e) {
var _ref;
return (_ref = _this.controller()) != null ? _ref.view.hide(e) : void 0;
};
})(this));
};
App.prototype.shutdown = function() {
var c, _, _ref;
_ref = this.controllers;
for (_ in _ref) {
c = _ref[_];
c.destroy();
delete this.controllers[_];
}
this.$inputor.off('.atwhoInner');
return this.$el.remove();
};
App.prototype.dispatch = function() {
return $.map(this.controllers, (function(_this) {
return function(c) {
var delay;
if (delay = c.get_opt('delay')) {
clearTimeout(_this.delayedCallback);
return _this.delayedCallback = setTimeout(function() {
if (c.look_up()) {
return _this.set_context_for(c.at);
}
}, delay);
} else {
if (c.look_up()) {
return _this.set_context_for(c.at);
}
}
};
})(this));
};
App.prototype.on_keyup = function(e) {
var _ref;
switch (e.keyCode) {
case KEY_CODE.ESC:
e.preventDefault();
if ((_ref = this.controller()) != null) {
_ref.view.hide();
}
break;
case KEY_CODE.DOWN:
case KEY_CODE.UP:
case KEY_CODE.CTRL:
$.noop();
break;
case KEY_CODE.P:
case KEY_CODE.N:
if (!e.ctrlKey) {
this.dispatch();
}
break;
default:
this.dispatch();
}
};
App.prototype.on_keydown = function(e) {
var view, _ref;
view = (_ref = this.controller()) != null ? _ref.view : void 0;
if (!(view && view.visible())) {
return;
}
switch (e.keyCode) {
case KEY_CODE.ESC:
e.preventDefault();
view.hide(e);
break;
case KEY_CODE.UP:
e.preventDefault();
view.prev();
break;
case KEY_CODE.DOWN:
e.preventDefault();
view.next();
break;
case KEY_CODE.P:
if (!e.ctrlKey) {
return;
}
e.preventDefault();
view.prev();
break;
case KEY_CODE.N:
if (!e.ctrlKey) {
return;
}
e.preventDefault();
view.next();
break;
case KEY_CODE.TAB:
case KEY_CODE.ENTER:
if (!view.visible()) {
return;
}
e.preventDefault();
view.choose(e);
break;
default:
$.noop();
}
};
return App;
})();
Controller = (function() {
Controller.prototype.uid = function() {
return (Math.random().toString(16) + "000000000").substr(2, 8) + (new Date().getTime());
};
function Controller(app, at) {
this.app = app;
this.at = at;
this.$inputor = this.app.$inputor;
this.id = this.$inputor[0].id || this.uid();
this.setting = null;
this.query = null;
this.pos = 0;
this.cur_rect = null;
this.range = null;
if ((this.$el = $("#atwho-ground-" + this.id, this.app.$el)).length === 0) {
this.app.$el.append(this.$el = $("<div id='atwho-ground-" + this.id + "'></div>"));
}
this.model = new Model(this);
this.view = new View(this);
}
Controller.prototype.init = function(setting) {
this.setting = $.extend({}, this.setting || $.fn.atwho["default"], setting);
this.view.init();
return this.model.reload(this.setting.data);
};
Controller.prototype.destroy = function() {
this.trigger('beforeDestroy');
this.model.destroy();
this.view.destroy();
return this.$el.remove();
};
Controller.prototype.call_default = function() {
var args, error, func_name;
func_name = arguments[0], args = 2 <= arguments.length ? __slice.call(arguments, 1) : [];
try {
return DEFAULT_CALLBACKS[func_name].apply(this, args);
} catch (_error) {
error = _error;
return $.error("" + error + " Or maybe At.js doesn't have function " + func_name);
}
};
Controller.prototype.trigger = function(name, data) {
var alias, event_name;
if (data == null) {
data = [];
}
data.push(this);
alias = this.get_opt('alias');
event_name = alias ? "" + name + "-" + alias + ".atwho" : "" + name + ".atwho";
return this.$inputor.trigger(event_name, data);
};
Controller.prototype.callbacks = function(func_name) {
return this.get_opt("callbacks")[func_name] || DEFAULT_CALLBACKS[func_name];
};
Controller.prototype.get_opt = function(at, default_value) {
var e;
try {
return this.setting[at];
} catch (_error) {
e = _error;
return null;
}
};
Controller.prototype.content = function() {
if (this.$inputor.is('textarea, input')) {
return this.$inputor.val();
} else {
return this.$inputor.text();
}
};
Controller.prototype.catch_query = function() {
var caret_pos, content, end, query, start, subtext;
content = this.content();
caret_pos = this.$inputor.caret('pos', {
iframe: this.app.iframe
});
subtext = content.slice(0, caret_pos);
query = this.callbacks("matcher").call(this, this.at, subtext, this.get_opt('start_with_space'));
if (typeof query === "string" && query.length <= this.get_opt('max_len', 20)) {
start = caret_pos - query.length;
end = start + query.length;
this.pos = start;
query = {
'text': query,
'head_pos': start,
'end_pos': end
};
this.trigger("matched", [this.at, query.text]);
} else {
query = null;
this.view.hide();
}
return this.query = query;
};
Controller.prototype.rect = function() {
var c, iframe_offset, scale_bottom;
if (!(c = this.$inputor.caret('offset', this.pos - 1, {
iframe: this.app.iframe
}))) {
return;
}
if (this.app.iframe && !this.app.iframeStandalone) {
iframe_offset = $(this.app.iframe).offset();
c.left += iframe_offset.left;
c.top += iframe_offset.top;
}
if (this.$inputor.attr('contentEditable') === 'true') {
c = this.cur_rect || (this.cur_rect = c);
}
scale_bottom = this.app.document.selection ? 0 : 2;
return {
left: c.left,
top: c.top,
bottom: c.top + c.height + scale_bottom
};
};
Controller.prototype.reset_rect = function() {
if (this.$inputor.attr('contentEditable') === 'true') {
return this.cur_rect = null;
}
};
Controller.prototype.mark_range = function() {
if (this.$inputor.attr('contentEditable') === 'true') {
if (this.app.window.getSelection) {
this.range = this.app.window.getSelection().getRangeAt(0);
}
if (this.app.document.selection) {
return this.ie8_range = this.app.document.selection.createRange();
}
}
};
Controller.prototype.insert_content_for = function($li) {
var data, data_value, tpl;
data_value = $li.data('value');
tpl = this.get_opt('insert_tpl');
if (this.$inputor.is('textarea, input') || !tpl) {
return data_value;
}
data = $.extend({}, $li.data('item-data'), {
'atwho-data-value': data_value,
'atwho-at': this.at
});
return this.callbacks("tpl_eval").call(this, tpl, data);
};
Controller.prototype.insert = function(content, $li) {
var $inputor, content_node, pos, range, sel, source, start_str, text, wrapped_content;
$inputor = this.$inputor;
wrapped_content = this.callbacks('inserting_wrapper').call(this, $inputor, content, this.get_opt("suffix"));
if ($inputor.is('textarea, input')) {
source = $inputor.val();
start_str = source.slice(0, Math.max(this.query.head_pos - this.at.length, 0));
text = "" + start_str + wrapped_content + (source.slice(this.query['end_pos'] || 0));
$inputor.val(text);
$inputor.caret('pos', start_str.length + wrapped_content.length, {
iframe: this.app.iframe
});
} else if (range = this.range) {
pos = range.startOffset - (this.query.end_pos - this.query.head_pos) - this.at.length;
range.setStart(range.endContainer, Math.max(pos, 0));
range.setEnd(range.endContainer, range.endOffset);
range.deleteContents();
content_node = $(wrapped_content, this.app.document)[0];
range.insertNode(content_node);
range.setEndAfter(content_node);
range.collapse(false);
sel = this.app.window.getSelection();
sel.removeAllRanges();
sel.addRange(range);
} else if (range = this.ie8_range) {
range.moveStart('character', this.query.end_pos - this.query.head_pos - this.at.length);
range.pasteHTML(wrapped_content);
range.collapse(false);
range.select();
}
if (!$inputor.is(':focus')) {
$inputor.focus();
}
return $inputor.change();
};
Controller.prototype.render_view = function(data) {
var search_key;
search_key = this.get_opt("search_key");
data = this.callbacks("sorter").call(this, this.query.text, data.slice(0, 1001), search_key);
return this.view.render(data.slice(0, this.get_opt('limit')));
};
Controller.prototype.look_up = function() {
var query, _callback;
if (!(query = this.catch_query())) {
return;
}
_callback = function(data) {
if (data && data.length > 0) {
return this.render_view(data);
} else {
return this.view.hide();
}
};
this.model.query(query.text, $.proxy(_callback, this));
return query;
};
return Controller;
})();
Model = (function() {
function Model(context) {
this.context = context;
this.at = this.context.at;
this.storage = this.context.$inputor;
}
Model.prototype.destroy = function() {
return this.storage.data(this.at, null);
};
Model.prototype.saved = function() {
return this.fetch() > 0;
};
Model.prototype.query = function(query, callback) {
var data, search_key, _remote_filter;
data = this.fetch();
search_key = this.context.get_opt("search_key");
data = this.context.callbacks('filter').call(this.context, query, data, search_key) || [];
_remote_filter = this.context.callbacks('remote_filter');
if (data.length > 0 || (!_remote_filter && data.length === 0)) {
return callback(data);
} else {
return _remote_filter.call(this.context, query, callback);
}
};
Model.prototype.fetch = function() {
return this.storage.data(this.at) || [];
};
Model.prototype.save = function(data) {
return this.storage.data(this.at, this.context.callbacks("before_save").call(this.context, data || []));
};
Model.prototype.load = function(data) {
if (!(this.saved() || !data)) {
return this._load(data);
}
};
Model.prototype.reload = function(data) {
return this._load(data);
};
Model.prototype._load = function(data) {
if (typeof data === "string") {
return $.ajax(data, {
dataType: "json"
}).done((function(_this) {
return function(data) {
return _this.save(data);
};
})(this));
} else {
return this.save(data);
}
};
return Model;
})();
View = (function() {
function View(context) {
this.context = context;
this.$el = $("<div class='atwho-view'><ul class='atwho-view-ul'></ul></div>");
this.timeout_id = null;
this.context.$el.append(this.$el);
this.bind_event();
}
View.prototype.init = function() {
var id;
id = this.context.get_opt("alias") || this.context.at.charCodeAt(0);
return this.$el.attr({
'id': "at-view-" + id
});
};
View.prototype.destroy = function() {
return this.$el.remove();
};
View.prototype.bind_event = function() {
var $menu;
$menu = this.$el.find('ul');
return $menu.on('mouseenter.atwho-view', 'li', function(e) {
$menu.find('.cur').removeClass('cur');
return $(e.currentTarget).addClass('cur');
}).on('click', (function(_this) {
return function(e) {
_this.choose(e);
return e.preventDefault();
};
})(this));
};
View.prototype.visible = function() {
return this.$el.is(":visible");
};
View.prototype.choose = function(e) {
var $li, content;
if (($li = this.$el.find(".cur")).length) {
content = this.context.insert_content_for($li);
this.context.insert(this.context.callbacks("before_insert").call(this.context, content, $li), $li);
this.context.trigger("inserted", [$li, e]);
this.hide(e);
}
if (this.context.get_opt("hide_without_suffix")) {
return this.stop_showing = true;
}
};
View.prototype.reposition = function(rect) {
var offset, overflowOffset, _ref, _window;
_window = this.context.app.iframeStandalone ? this.context.app.window : window;
if (rect.bottom + this.$el.height() - $(_window).scrollTop() > $(_window).height()) {
rect.bottom = rect.top - this.$el.height();
}
if (rect.left > (overflowOffset = $(_window).width() - this.$el.width() - 5)) {
rect.left = overflowOffset;
}
offset = {
left: rect.left,
top: rect.bottom
};
if ((_ref = this.context.callbacks("before_reposition")) != null) {
_ref.call(this.context, offset);
}
this.$el.offset(offset);
return this.context.trigger("reposition", [offset]);
};
View.prototype.next = function() {
var cur, next;
cur = this.$el.find('.cur').removeClass('cur');
next = cur.next();
if (!next.length) {
next = this.$el.find('li:first');
}
return next.addClass('cur');
};
View.prototype.prev = function() {
var cur, prev;
cur = this.$el.find('.cur').removeClass('cur');
prev = cur.prev();
if (!prev.length) {
prev = this.$el.find('li:last');
}
return prev.addClass('cur');
};
View.prototype.show = function() {
var rect;
if (this.stop_showing) {
this.stop_showing = false;
return;
}
this.context.mark_range();
if (!this.visible()) {
this.$el.show();
this.context.trigger('shown');
}
if (rect = this.context.rect()) {
return this.reposition(rect);
}
};
View.prototype.hide = function(e, time) {
var callback;
if (!this.visible()) {
return;
}
if (isNaN(time)) {
this.context.reset_rect();
this.$el.hide();
return this.context.trigger('hidden', [e]);
} else {
callback = (function(_this) {
return function() {
return _this.hide();
};
})(this);
clearTimeout(this.timeout_id);
return this.timeout_id = setTimeout(callback, time);
}
};
View.prototype.render = function(list) {
var $li, $ul, item, li, tpl, _i, _len;
if (!($.isArray(list) && list.length > 0)) {
this.hide();
return;
}
this.$el.find('ul').empty();
$ul = this.$el.find('ul');
tpl = this.context.get_opt('tpl');
for (_i = 0, _len = list.length; _i < _len; _i++) {
item = list[_i];
item = $.extend({}, item, {
'atwho-at': this.context.at
});
li = this.context.callbacks("tpl_eval").call(this.context, tpl, item);
$li = $(this.context.callbacks("highlighter").call(this.context, li, this.context.query.text));
$li.data("item-data", item);
$ul.append($li);
}
this.show();
if (this.context.get_opt('highlight_first')) {
return $ul.find("li:first").addClass("cur");
}
};
return View;
})();
KEY_CODE = {
DOWN: 40,
UP: 38,
ESC: 27,
TAB: 9,
ENTER: 13,
CTRL: 17,
P: 80,
N: 78
};
DEFAULT_CALLBACKS = {
before_save: function(data) {
var item, _i, _len, _results;
if (!$.isArray(data)) {
return data;
}
_results = [];
for (_i = 0, _len = data.length; _i < _len; _i++) {
item = data[_i];
if ($.isPlainObject(item)) {
_results.push(item);
} else {
_results.push({
name: item
});
}
}
return _results;
},
matcher: function(flag, subtext, should_start_with_space) {
var match, regexp;
flag = flag.replace(/[\-\[\]\/\{\}\(\)\*\+\?\.\\\^\$\|]/g, "\\$&");
if (should_start_with_space) {
flag = '(?:^|\\s)' + flag;
}
regexp = new RegExp(flag + '([A-Za-z0-9_\+\-]*)$|' + flag + '([^\\x00-\\xff]*)$', 'gi');
match = regexp.exec(subtext);
if (match) {
return match[2] || match[1];
} else {
return null;
}
},
filter: function(query, data, search_key) {
var item, _i, _len, _results;
_results = [];
for (_i = 0, _len = data.length; _i < _len; _i++) {
item = data[_i];
if (~new String(item[search_key]).toLowerCase().indexOf(query.toLowerCase())) {
_results.push(item);
}
}
return _results;
},
remote_filter: null,
sorter: function(query, items, search_key) {
var item, _i, _len, _results;
if (!query) {
return items;
}
_results = [];
for (_i = 0, _len = items.length; _i < _len; _i++) {
item = items[_i];
item.atwho_order = new String(item[search_key]).toLowerCase().indexOf(query.toLowerCase());
if (item.atwho_order > -1) {
_results.push(item);
}
}
return _results.sort(function(a, b) {
return a.atwho_order - b.atwho_order;
});
},
tpl_eval: function(tpl, map) {
var error;
try {
return tpl.replace(/\$\{([^\}]*)\}/g, function(tag, key, pos) {
return map[key];
});
} catch (_error) {
error = _error;
return "";
}
},
highlighter: function(li, query) {
var regexp;
if (!query) {
return li;
}
regexp = new RegExp(">\\s*(\\w*?)(" + query.replace("+", "\\+") + ")(\\w*)\\s*<", 'ig');
return li.replace(regexp, function(str, $1, $2, $3) {
return '> ' + $1 + '<strong>' + $2 + '</strong>' + $3 + ' <';
});
},
before_insert: function(value, $li) {
return value;
},
inserting_wrapper: function($inputor, content, suffix) {
var new_suffix, wrapped_content;
new_suffix = suffix === "" ? suffix : suffix || " ";
if ($inputor.is('textarea, input')) {
return '' + content + new_suffix;
} else if ($inputor.attr('contentEditable') === 'true') {
new_suffix = suffix === "" ? suffix : suffix || "&nbsp;";
if (/firefox/i.test(navigator.userAgent)) {
wrapped_content = "<span>" + content + new_suffix + "</span>";
} else {
suffix = "<span contenteditable='false'>" + new_suffix + "<span>";
wrapped_content = "<span contenteditable='false'>" + content + suffix + "</span>";
}
if (this.app.document.selection) {
wrapped_content = "<span contenteditable='true'>" + content + "</span>";
}
return wrapped_content;
}
}
};
Api = {
load: function(at, data) {
var c;
if (c = this.controller(at)) {
return c.model.load(data);
}
},
setIframe: function(iframe, standalone) {
this.setIframe(iframe, standalone);
return null;
},
run: function() {
return this.dispatch();
},
destroy: function() {
this.shutdown();
return this.$inputor.data('atwho', null);
}
};
$.fn.atwho = function(method) {
var result, _args;
_args = arguments;
result = null;
this.filter('textarea, input, [contenteditable=""], [contenteditable=true]').each(function() {
var $this, app;
if (!(app = ($this = $(this)).data("atwho"))) {
$this.data('atwho', (app = new App(this)));
}
if (typeof method === 'object' || !method) {
return app.reg(method.at, method);
} else if (Api[method] && app) {
return result = Api[method].apply(app, Array.prototype.slice.call(_args, 1));
} else {
return $.error("Method " + method + " does not exist on jQuery.caret");
}
});
return result || this;
};
$.fn.atwho["default"] = {
at: void 0,
alias: void 0,
data: null,
tpl: "<li data-value='${atwho-at}${name}'>${name}</li>",
insert_tpl: "<span id='${id}'>${atwho-data-value}</span>",
callbacks: DEFAULT_CALLBACKS,
search_key: "name",
suffix: void 0,
hide_without_suffix: false,
start_with_space: true,
highlight_first: true,
limit: 5,
max_len: 20,
display_timeout: 300,
delay: null
};
});
}).call(this);