/*
Author: mg12
Author URI: http://www.neoease.com/
*/
(function() {
function $(id) {
return document.getElementById(id);
}
function reply(authorId, commentId, commentBox) {
var author = MGJS.$(authorId).innerHTML;
var insertStr = '@' + author.replace(/\t|\n|\r\n/g, "") + ' \n';
appendReply(insertStr, commentBox);
}
function quote(authorId, commentId, commentBodyId, commentBox) {
var author = MGJS.$(authorId).innerHTML;
var comment = MGJS.$(commentBodyId).innerHTML;
var insertStr = '';
insertStr += '\n' + author.replace(/\t|\n|\r\n/g, "") + ' :';
insertStr += comment.replace(/\t/g, "");
insertStr += '
\n';
insertQuote(insertStr, commentBox);
}
function appendReply(insertStr, commentBox) {
if(MGJS.$(commentBox) && MGJS.$(commentBox).type == 'textarea') {
field = MGJS.$(commentBox);
} else {
alert("The comment box does not exist!");
return false;
}
if (field.value.indexOf(insertStr) > -1) {
alert("You've already appended this reply!");
return false;
}
if (field.value.replace(/\s|\t|\n/g, "") == '') {
field.value = insertStr;
} else {
field.value = field.value.replace(/[\n]*$/g, "") + '\n\n' + insertStr;
}
field.focus();
}
function insertQuote(insertStr, commentBox) {
if(MGJS.$(commentBox) && MGJS.$(commentBox).type == 'textarea') {
field = MGJS.$(commentBox);
} else {
alert("The comment box does not exist!");
return false;
}
if(document.selection) {
field.focus();
sel = document.selection.createRange();
sel.text = insertStr;
field.focus();
} else if (field.selectionStart || field.selectionStart == '0') {
var startPos = field.selectionStart;
var endPos = field.selectionEnd;
var cursorPos = startPos;
field.value = field.value.substring(0, startPos)
+ insertStr
+ field.value.substring(endPos, field.value.length);
cursorPos += insertStr.length;
field.focus();
field.selectionStart = cursorPos;
field.selectionEnd = cursorPos;
} else {
field.value += insertStr;
field.focus();
}
}
window['MGJS'] = {};
window['MGJS']['$'] = $;
window['MGJS_CMT'] = {};
window['MGJS_CMT']['reply'] = reply;
window['MGJS_CMT']['quote'] = quote;
})();
// 追尾型ページトップ
$(function() {
var topBtn = $('#pagetop');
//最初はボタンを隠す
topBtn.hide();
//スクロールが300に達したらボタンを表示させる
$(window).scroll(function () {
if ($(this).scrollTop() > 200) {
topBtn.fadeIn();
} else {
topBtn.fadeOut();
}
});
//スクロールしてトップに戻る
//500の数字を大きくするとスクロール速度が遅くなる
topBtn.click(function () {
$('body,html').animate({
scrollTop: 0
}, 500);
return false;
});
});