/usr/share/hotot/js/widget.autocomplete.js is in hotot-common 1:0.9.8.14-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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if (typeof(widget) == 'undefined') widget = {}
function WidgetAutoComplete(obj) {
var self = this;
self._me = null;
self._inDetecting = false;
self.inputText = '';
self.timer = null;
self.init = function init(obj) {
self._me = obj;
self.candidate = $('<ul class="autocomplete"></ul>');
self.candidate.insertAfter(self._me);
self._me.bind('keydown', self.onKeyDown);
};
self.onKeyDown = function onKeyDown(event) {
var key_code = event.keyCode;
clearInterval(self.timer);
if (key_code == 13) {
if (self._inDetecting) {
// Do username autocompletion because user pressed enter.
var selectedItem = self.candidate.children('.selected');
if (selectedItem.length != 0) {
// At this point self.inputText is the part of the
// user name that already has been typed (but with
// some strange casing). selectedItem.text() is
// the username to be autocompleted.
self.replaceName(
selectedItem.text(), self.inputText.length
);
}
self.stopDetecting();
return false;
}
}
if (event.keyCode == 27) { // esc
self.candidate.hide();
}
if (key_code == 32) {
if (self._inDetecting) {
self.stopDetecting();
}
return;
}
if (key_code == 38 || key_code == 40) {
var current = self.candidate.children('.selected');
var target = null;
if (key_code == 38) {
target = current.prev();
if (target.length == 0) {
target = self.candidate.children('li:last-child');
}
} else {
target = current.next();
if (target.length == 0) {
target = self.candidate.children('li:first-child');
}
}
target.addClass('selected');
self.candidate.stop().transition({scrollTop: target.get(0).offsetTop - self.candidate.get(0).offsetTop});
current.removeClass('selected');
return false;
}
if ((key_code <= 90 && 65 <= key_code)
|| (48 <= key_code && key_code <= 57)
|| 95 == key_code || key_code == 8) {
self.detect(event);
}
if (key_code === 229) { // for imeKey
self.timer = setInterval(function () {
self.detect(event)
}, 500);
}
};
self.startDetecting = function startDetect() {
self._inDetecting = true;
self.candidate.css({
'width': self._me.width() + 'px', 'left':self._me.get(0).offsetLeft+'px'});
self.candidate.slideDown('fast');
};
self.stopDetecting = function stopDetect() {
self._inDetecting = false;
self.inputText = '';
self.candidate.slideUp('fast');
};
self.detect = function detect(event) {
var text = self._me.val();
// scan for '@' character
var curPos = self.getCursorPos();
var rearText = text.substring(0, curPos);
var atIdx = rearText.lastIndexOf('@');
if (atIdx == -1 || atIdx == curPos) {
self.stopDetecting();
return;
}
// get the text after '@'
if (event.keyCode == 8) {
self.inputText = rearText.substring(atIdx + 1, curPos - 1)
} else {
self.inputText = rearText.substring(atIdx + 1, curPos);
if (event.keyCode !== 229) {
self.inputText += String.fromCharCode(event.keyCode);
}
}
if (self.inputText.match(/^[\S]+$/g) == null) {
return;
}
// start
if (!self._inDetecting) {
self.startDetecting();
}
var handleResult = function (result_list) {
if (result_list.length == 0) {
self.candidate.hide();
return;
}
self.candidate.children('li').unbind('click');
self.candidate.empty();
for (var i = 0, l = result_list.length; i < l; i++) {
self.candidate.append($('<li/>').text(result_list[i]));
}
self.candidate.show();
self.candidate.children('li').click(function (event) {
// Do username autocompletion because user clicked
// a name from the list
// self.inputText is the part of the name that has
// already be entered. $(this).text() is the username
// to be autocompleted.
self.replaceName($(this).text(), self.inputText.length);
self.stopDetecting();
});
if (self.candidate.children('.selected').length === 0){
self.candidate.children('li:first').addClass('selected');
}
}
handleResult(self.quickFilter(self.inputText));
// self.filter(self.inputText, handleResult);
};
// This function does the actual autocomplete for user names.
// 'append' is the part that is to be added to the part that
// has already been typed
self.competeName = function competeName(append) {
var text = self._me.val();
var curPos = self.getCursorPos();
self._me.val(
text.substr(0, curPos)
+ append + text.substring(curPos));
self._me.get(0).selectionStart = curPos + append.length;
self._me.get(0).selectionEnd = curPos + append.length;
};
// This function replaces the last nChars of the text of the
// calling window by name. This keeps the casing of name intact
// (see #371)
self.replaceName = function(name, nChars) {
var text = self._me.val(); // the current text
var curPos = self.getCursorPos(); // location of the cursor
var namePos = curPos - nChars; // location for autocompleted name
self._me.val(
text.substr(0, namePos)
+ name + text.substring(curPos));
// Not sure what the following lines do; I just copied and
// adapted them from competeName.
self._me.get(0).selectionStart = namePos + name.length;
self._me.get(0).selectionEnd = namePos + name.length;
}
self.filter = function filter(text, callback) {
db.get_screen_names_starts_with(text,
function (tx, rs) {
var result_list = []
for (var i = 0, l = rs.rows.length; i < l; i += 1) {
result_list.push(rs.rows.item(i).screen_name)
}
callback(result_list);
});
};
self.quickFilter = function quickFilter(text) {
var result_list = globals.conversant.filter(
function (x) {
return x.toLowerCase().indexOf(text.toLowerCase()) === 0;
});
return result_list;
};
self.getCursorPos = function getCursorPos(){
var pos = 0;
var box = self._me.get(0);
self._me.focus();
if (document.selection) {
// IE
var sel = document.selection.createRange();
sel.moveStart('character', -box.value.length);
pos = sel.text.length;
} else if (box.selectionStart || box.selectionStart == '0') {
// others
pos = box.selectionStart;
}
return pos;
},
self.hide = function hide() {
self.candidate.hide();
}
self.init(obj);
}
widget.autocomplete = WidgetAutoComplete;
widget.autocomplete.connect = function bind(obj) {
return new widget.autocomplete(obj);
}
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