/***********************************************************************
 
	Copyright (C) 2008  PunBB
 
	PunBB is free software; you can redistribute it and/or modify it
	under the terms of the GNU General Public License as published
	by the Free Software Foundation; either version 2 of the License,
	or (at your option) any later version.
 
	PunBB is distributed in the hope that it will be useful, but
	WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.
 
	You should have received a copy of the GNU General Public License
	along with this program; if not, write to the Free Software
	Foundation, Inc., 59 Temple Place, Suite 330, Boston,
	MA  02111-1307  USA
 
***********************************************************************/
 
document.onmouseup = SetSelected;
 
function getSelectedText()
{
	var result = '';
	if (document.selection)
		result = document.selection.createRange().text;
	else if (document.getSelection)
		result = document.getSelection();
	else if (window.getSelection)
		result = window.getSelection();
	else
		return result;
	return result;
}
 
function TrimString(param)
{
	param = param.replace(/ /g,' ');
	return param.replace(/(^\s+)|(\s+$)/g, '');
}
 
function Reply(tid_param, qid_param)
{
	var element = document.getElementsByTagName('div');
	for (var i=0; i < element.length; i++)
	{
		if(element[i].className.match(/^post\s.*/ig))
		{
 
			var post = new String(element[i].innerHTML);
 
			if(post.search('Reply[(]' + tid_param + ',' + qid_param + '[)]') != -1)
			{
				post=ChangePost(post);
				var post_new = RemoveSymbols(post);
				var selected_text = (window.selected_text_first == '')?window.selected_text_second:window.selected_text_first;//getSelectedText();				
 
				if((selected_text != undefined)&&(selected_text!=''))
				{
				   //this is for Chrome browser. Text, selected by user, has 'Range' type, not 'String'. And in some cases, when there is no text selected, Chrome returns one symbol of 'Caret' type
					if((selected_text.type=='Range')||(selected_text.type=='Caret'))
						selected_text=selected_text.toString();
 
					selected_text = RemoveSymbols(selected_text);
 
					post = TrimString(post);
 
					if((post_new.indexOf(selected_text) != -1) && (selected_text.charAt(0) != ''))
					{
						var form = document.getElementById('qq');
						form.action='post.php?tid=' + tid_param + '&qid=' + qid_param;
						element = document.getElementById('post_msg');
						element.value =(window.selected_text_first == '')?window.selected_text_second:window.selected_text_first;//getSelectedText();
						form.submit();
						break;
					}
				}
				location = 'post.php?tid=' + tid_param + '&qid=' + qid_param;
			}
		}
	}
}
 
function QuickQuote(tid_param, qid_param)
{
	var element = document.getElementsByTagName('div');
 
	for (var i=0; i < element.length; i++)
	{
 
		if(element[i].className.match(/^post\s.*/ig))
		{
 
			var post = new String(element[i].innerHTML);
			post = post.replace(/[\s]*<p[\s]*class[\s]*=[\s]*["]*[\s]*lastedit[\s]*["]*[\s]*>[\s]*(.*?)[\s]*<\/p>[\s]*/ig,'');
			post = post.replace(/[\s]*<div[\s]*class[\s]*=[\s]*["]*[\s]*sig-content[\s]*["]*[\s]*>[\s]*(.*?)[\s]*<\/div>[\s]*/ig,'');
			if(post.search('QuickQuote[(]' + tid_param + ',' + qid_param + '[)]') != -1)
			{
				//get quoted author name from the post
				//var RegExp = /<cite>.*\sby\s(.*?):/ig;  old markup compatibility
				var RegExp =/<span class="*post-byline"*>(?:.*?)<a(?:.*?)>(.*?)<\/a>/ig;
				var result =  RegExp.exec(post);
				RegExp.lastIndex=0;
				var author_name;
 
				if(result!=null)
					author_name=result[1];
 
 
				post=ChangePost(post);
				var post_new = RemoveSymbols(post);
				var selected_text = (window.selected_text_first == '')?window.selected_text_second:window.selected_text_first;//getSelectedText();				
 
 
				post = TrimString(post);
 
				if((selected_text != undefined)&&(selected_text!=''))
				{
				   //this is for Chrome browser. Text, selected by user, has 'Range' type, not 'String'. And in some cases, when there is no text selected, Chrome returns one symbol of 'Caret' type
					if((selected_text.type=='Range')||(selected_text.type=='Caret'))
						selected_text=selected_text.toString();
 
					selected_text = RemoveSymbols(selected_text);
 
					if((post_new.indexOf(selected_text) != -1) && (selected_text.charAt(0) != ''))
					{
						element = document.getElementById('fld1');
						element.value +=(window.selected_text_first == '')?'[quote='+author_name+']\n'+window.selected_text_second+'[/quote]'+'\n':'[quote='+author_name+']\n'+window.selected_text_first+'[/quote]'+'\n';//getSelectedText();
						break;
					}
				}
				element = document.getElementById('fld1');
				element.value+='[quote='+author_name+']\n'+post+'\n[/quote]'+'\n';
			}
		}
	}
 
}
 
function RemoveSymbols(string)
{
	string = string.replace(/\r*/gi,'');
	string = string.replace(/\n*/gi,'');
	string = string.replace(/\s*/gi,'');
	string = string.replace(/\u00A0/g,' ');
	string = string.replace(/&nbsp;/g,' ');
	string = string.replace(/&lt;/g,'<');
	string = string.replace(/&gt;/g,'>');
	string = string.replace(/<BR>/ig,'');
	return string;
}
function ChangePost(post)
{
	var reg = new RegExp('<DIV[\\s]*class[\\s]*=[\\s]*["]*[\\s]*entry\\-content[\\s]*["]*[\\s]*>[\\s\\S]*<DIV[\\s]*class[\\s]*=[\\s]*["]*[\\s]*postfoot[\\s]*["]*[\\s]*>','ig');
 
	var post = new String(reg.exec(post));
 
	var browse = navigator.userAgent.toLowerCase();
 
	post = post.replace(/((<BR>)(<\/P>))|((<BR\/>)(<\/P>))/ig,'$2$4');
 
	if(browse.indexOf('opera') == -1)
		post = post.replace(/((<BR>)(<P>))|((<BR\/>)(<P>))/ig,'$2$4');
 
		post = post.replace(/(:?<BR>)|(:?<BR\/>)/ig,'\n');
 
		//</p><p> = \n\n  - Opera FF
		//</p><p> = /n - IE 7.0
		if(browse.indexOf('opera') != -1 ||  browse.indexOf('gecko') != -1)
			post = post.replace(/(:?<\/p>)|(:?<p>)/ig,'\n');
		else
			post = post.replace(/<\/p>[\s]*<p>/ig,'\n');
 
		post = post.replace(/>[\s]*</,'><');
 
		//Make [quote="name"]...[/quote]
		post = post.replace(/<div[\s]*class[\s]*=[\s]*["]*[\s]*quotebox[\s]*["]*[\s]*>[\s]*<cite>[\s]*/ig,'[quote=');
		post = post.replace(/[\s]*wrote:/g,"]");
		post = post.replace(/<div[\s]*class[\s]*=[\s]*["]*[\s]*quotebox[\s]*["]*[\s]*>[\s]*/ig,'[quote]');
		post = post.replace(/[\s]*<\/blockquote>[\s]*/ig,"[/quote]");
 
		//IMG
		post = post.replace(/<img[\s]*src[\s]*=[\s]*["]*[\s]*(.*?)[\s]*["]*[\s]*alt[\s]*=[\s]*["]*[\s]*(.*?)[\s]*["]*[\s]*>[\s]*/ig,'[img]$1[/img]');
		//B
		post = post.replace(/<strong>[\s]*(.*?)[\s]*<\/strong>/ig,'[b]$1[/b]');
		//I
		post = post.replace(/<em>[\s]*(.*?)[\s]*<\/em>/ig,'[i]$1[/i]');
		//U
		post = post.replace(/<span[\s]*class[\s]*=[\s]*["]*[\s]*bbu[\s]*["]*[\s]*>[\s]*(.*?)[\s]*<\/span>/ig,'[u]$1[/u]');
		//LIST
		post = post.replace(/<ul>/ig,'[list]\n');
		post = post.replace(/<ol[\s]*class[\s]*=[\s]*["]*[\s]*decimal[\s]*["]*[\s]*>/ig,'[list=1]\n');
		post = post.replace(/<ol[\s]*class[\s]*=[\s]*["]*[\s]*alpha[\s]*["]*[\s]*>/ig,'[list=a]\n');
		post = post.replace(/<li>[\s]*(.*?)[\s]*<\/li>[\s]*/ig,'[*]$1[/*]\n');
		post = post.replace(/<\/ul>/ig,'[/list]\n');
		post = post.replace(/<\/ol>/ig,'[/list]\n');
		//URL
		post = post.replace(/<a[\s]*href[\s]*=[\s]*["]*[\s]*(.*?)[\s]*["]*[\s]*>(.*?)<\/a>/ig,'[url=$1]$2[/url]');
		//CODE
		post = post.replace(/<pre><code>[\s]*(.*?)[\s]*<\/code><\/pre>[\s]*/ig,'[code]\n$1\n[/code]\n');
		//COLOR
		post = post.replace(/<span[\s]*style[\s]*=[\s]*["]*[\s]*color:[\s]*(.*?)[\s]*;[\s]*["]*[\s]*>(.*?)<\/span>/ig,'[color=$1]$2[/color]');
 
		//Remove tags
		post = post.replace(/<(:?.*?)>/gi,'');
 
		//Replace quote = name name on quote = "name name"
		post = post.replace(/\[quote=(["][-a-zA-Z0-9]*)[\s]+([-"a-zA-Z0-9]*)\]/g,'[quote=\"$1 $2\"]');
 
		//Insert \n before [/quote]
		post = post.replace(/\[\/quote\]/g,'\n[/quote]');
 
		//exotic symbols =)
		post = post.replace(/\u00A0/g,' ');
		post = post.replace(/&nbsp;/g,' ');
		post = post.replace(/&lt;/g,'<');
		post = post.replace(/&gt;/g,'>');
		return post;
}
 
function SetSelected()
{
	switch(window.selected_text_pointer)
	{
		case 0:
			window.selected_text_pointer = 1;
			window.selected_text_first = getSelectedText();
			break;
		case 1:
			window.selected_text_pointer = 0;
			window.selected_text_second = getSelectedText();
			break;
		case undefined:
			window.selected_text_pointer = 0;
			window.selected_text_second = getSelectedText();
			break;
	}
}