includes/clientside/static/comments.js
author Dan Fuhry <dan@enanocms.org>
Tue, 12 Jul 2011 22:15:18 -0400
changeset 1347 d8983d3a8468
parent 1227 bdac73ed481e
permissions -rw-r--r--
SECURITY: Fixed XSS in post-login page redirection. Reported by Secunia.

// Comments

var comment_template = false;
var comment_render_track = 0;

window.ajaxComments = function(parms)
{
	load_component(['l10n', 'paginate', 'template-compiler', 'toolbar', 'flyin', 'jquery', 'jquery-ui']);
	setAjaxLoading();
	var pid = strToPageID(title);
	if(!parms)
	{
		var parms = {
			mode: 'fetch',
			pagenum: 0
		};
	}
	parms.page_id = pid[0];
	parms.namespace = pid[1];
	if(comment_template)
		parms.have_template = true;
	parms = ajaxEscape(toJSONString(parms));
	ajaxPost(stdAjaxPrefix+'&_mode=comments', 'data=' + parms, function(ajax) {
		if ( ajax.readyState == 4 && ajax.status == 200 ) {
			unsetAjaxLoading();
			selectButtonMajor('discussion');
			unselectAllButtonsMinor();
			// IE compatibility - doing ajax.responseText.substr() doesn't work
			var rsptxt = ajax.responseText + '';
			if ( rsptxt.substr(0, 1) != '{' )
			{
				document.getElementById('ajaxEditContainer').innerHTML = '<p>Comment system Javascript runtime: invalid JSON response from server, response text:</p><pre>' + ajax.responseText + '</pre>';
				return false;
			}
			var response = parseJSON(ajax.responseText);
			switch(response.mode)
			{
				case 'fetch':
					if(response.template)
						comment_template = response.template;
					setAjaxLoading();
					renderComments(response);
					unsetAjaxLoading();
					break;
				case 'refetch':
					var html = '';
					for ( var i = 0; i < response.comments.length; i++ )
					{
						html += window._render_comment(response.comments[i], response);
					}
					$('#' + response.passback.paginator_id + '_0')
						.css('height', 'auto')
						.css('background-color', 'transparent')
						.css('background-image', 'none')
						.fadeTo('fast', 100)
						.html(html);
					break;
				case 'redraw':
					redrawComment(response);
					break;
				case 'annihilate':
					annihiliateComment(response.id);
					break;
				case 'materialize':
					alert($lang.get('comment_msg_comment_posted'));
					hideCommentForm();
					materializeComment(response);
					break;
				case 'error':
					load_component(['messagebox', 'fadefilter', 'flyin']);
					new MessageBox(MB_OK|MB_ICONSTOP, ( response.title ? response.title : $lang.get('comment_ajax_err_generic_title') ), response.error);
					break;
				default:
					alert(ajax.responseText);
					break;
			}
		}
	});
}

window.renderComments = function(data)
{
	
	var html = '';
	
	// Header
	
		html += '<h3>' + $lang.get('comment_heading') + '</h3>';
		
		var ns = ENANO_PAGE_TYPE;
	
	// Counters
		if ( data.auth_mod_comments )
		{
			var cnt = ( data.auth_mod_comments ) ? data.count_total : data.count_appr;
			
			var subst = {
				num_comments: cnt,
				page_type: ns
			}
			var count_msg = ( cnt == 0 ) ? $lang.get('comment_msg_count_zero', subst) : ( ( cnt == 1 ) ? $lang.get('comment_msg_count_one', subst) : $lang.get('comment_msg_count_plural', subst) );
			
			html += "<p id=\"comment_status\"><span>" + count_msg + '</span>';
			if ( data.count_unappr > 0 )
			{
				html += ' <span style="color: #D84308" id="comment_status_unapp">' + $lang.get('comment_msg_count_unapp_mod', { num_unapp: data.count_unappr }) + '</span>';
			}
			html += '</p>';
		}
		else
		{
			var cnt = data.count_appr;
			
			var subst = {
				num_comments: cnt,
				page_type: ns
			}
			var count_msg = ( cnt == 0 ) ? $lang.get('comment_msg_count_zero', subst) : ( ( cnt == 1 ) ? $lang.get('comment_msg_count_one', subst) : $lang.get('comment_msg_count_plural', subst) );
			
			html += "<p id=\"comment_status\">" + count_msg;
			if ( data.count_unappr > 0 )
			{
				var unappr_msg  = ( data.count_unappr == 1 ) ? $lang.get('comment_msg_count_unapp_one') : $lang.get('comment_msg_count_unapp_plural', { num_unapp: data.count_unappr });
				html += ' ' + unappr_msg;
			}
			html += '</p>';
		}
		
	// Comment display
	
	if ( data.count_total > 0 )
	{
		comment_render_track = 0;
		var commentpages = new paginator(data.comments, _render_comment, 0, data.per_page, data, Math.ceil(data.count_total / data.per_page), window._comment_page_flip);
		html += commentpages.html;
	}
	
	if ( data.auth_post_comments )
	{
		// Posting form
	
		html += '<h3>' + $lang.get('comment_postform_title') + '</h3>';
		html += '<p>' + $lang.get('comment_postform_blurb');
		if ( data.approval_needed )
			html+=' ' + $lang.get('comment_postform_blurb_unapp');
		html += ' <a id="leave_comment_button" href="#" onclick="displayCommentForm(); return false;">' + $lang.get('comment_postform_blurb_link') + '</a></p>';
		html += '<div id="comment_form" style="display: none;">';
		html += '  <table border="0" style="width: 100%;">';
		html += '    <tr><td>' + $lang.get('comment_postform_field_name') + '</td><td>';
		if ( data.user_id > 1 ) html += data.username + '<input id="commentform_name" type="hidden" value="'+data.username+'" size="40" />';
		else html += '<input id="commentform_name" type="text" size="40" style="width: 100%;" />';
		html += '    </td></tr>';
		html += '    <tr><td>' + $lang.get('comment_postform_field_subject') + '</td><td><input id="commentform_subject" type="text" size="40" style="width: 100%;" /></td></tr>';
		html += '    <tr><td>' + $lang.get('comment_postform_field_comment') + '</td><td><textarea id="commentform_message" rows="15" cols="50" style="width: 100%;"></textarea></td></tr>';
		if ( !data.logged_in && data.guest_posting == '1' )
		{
			html += '  <tr><td>' + $lang.get('comment_postform_field_captcha_title') + '<br /><small>' + $lang.get('comment_postform_field_captcha_blurb') + '</small></td><td>';
			html += '  <img alt="CAPTCHA image" src="'+makeUrlNS('Special', 'Captcha/' + data.captcha)+'" onclick="this.src=\''+makeUrlNS('Special', 'Captcha/' + data.captcha)+'/\'+Math.floor(Math.random()*10000000);" style="cursor: pointer;" /><br />';
			html += '  ' + $lang.get('comment_postform_field_captcha_label') + ' <input type="text" size="8" id="commentform_captcha" />';
			html += '  <!-- This input is used to track the ID of the CAPTCHA image --> <input type="hidden" id="commentform_captcha_id" value="'+data.captcha+'" />';
			html += '  </td></tr>';
		}
		html += '    <tr><td colspan="2" style="text-align: center;"><input type="button" onclick="submitComment();" value="' + $lang.get('comment_postform_btn_submit') + '" /></td></tr>';
		html += '  </table>';
		html += '</div>';
	}
		
	document.getElementById('ajaxEditContainer').innerHTML = html;
	if ( document.getElementById('commentform_message') )
	{
		document.getElementById('commentform_message').allow_wysiwyg = data.auth_edit_wysiwyg
	}
	
	for ( i = 0; i < data.comments.length; i++ )
	{
		document.getElementById('comment_source_'+i).value = data.comments[i].comment_source;
	}
	
}

var _render_comment = function(this_comment, data)
{
	var i = comment_render_track;
	comment_render_track++;
	var parser = new templateParser(comment_template);
	var tplvars = new Object();
	
	if ( this_comment.approved != '1' && !data.auth_mod_comments )
		return '';
	
	tplvars.ID = i;
	tplvars.DATETIME = this_comment.time;
	tplvars.SUBJECT = this_comment.subject;
	tplvars.DATA = this_comment.comment_data;
	tplvars.SIGNATURE = this_comment.signature;
	
	if ( this_comment.approved == '0' )
		tplvars.SUBJECT += ' <span style="color: #D84308">' + $lang.get('comment_msg_note_unapp') + '</span>';
	else if ( this_comment.approved == '2' )
		tplvars.SUBJECT += ' <span style="color: #D84308">' + $lang.get('comment_msg_note_spam') + '</span>';
	
	// Name
	tplvars.NAME = this_comment.name;
	if ( this_comment.user_id > 1 )
		tplvars.NAME = '<a href="' + makeUrlNS('User', this_comment.name) + '" style="' + this_comment.rank_style + '">' + this_comment.name + '</a>';
	
	// Avatar
	if ( this_comment.user_has_avatar == '1' )
	{
		tplvars.AVATAR_URL = this_comment.avatar_path;
		tplvars.USERPAGE_LINK = makeUrlNS('User', this_comment.name);
		tplvars.AVATAR_ALT = $lang.get('usercp_avatar_image_alt', { username: this_comment.name });
	}
	
	// User level
	tplvars.USER_LEVEL = '';
	if ( this_comment.user_title )
		tplvars.USER_LEVEL += this_comment.user_title;
	if ( this_comment.rank_title && this_comment.user_title )
		tplvars.USER_LEVEL += '<br />';
	if ( this_comment.rank_title )
		tplvars.USER_LEVEL += $lang.get(this_comment.rank_title);
	
	// Send PM link
	tplvars.SEND_PM_LINK=(this_comment.user_id>1)?'<a class="abutton icon abutton_blue" style="background-image: url(' + cdnPath + '/images/icons/send_pm.png);" onclick="window.open(this.href); return false;" href="'+ makeUrlNS('Special', 'PrivateMessages/Compose/To/' + ( this_comment.name.replace(/ /g, '_') )) +'">' + $lang.get('comment_btn_send_privmsg') + '</a><br /><br />':'';
	
	// Add buddy link
	tplvars.ADD_BUDDY_LINK=(this_comment.user_id>1)?'<a class="abutton icon abutton_green" style="background-image: url(' + cdnPath + '/images/icons/add_buddy.png);" onclick="window.open(this.href); return false;" href="'+ makeUrlNS('Special', 'PrivateMessages/FriendList/Add/' + ( this_comment.name.replace(/ /g, '_') )) +'">' + $lang.get('comment_btn_add_buddy') + '</a><br />':'';
	
	// Edit link
	tplvars.EDIT_LINK='<a href="#edit_'+i+'" onclick="editComment(\''+i+'\', this); return false;" id="cmteditlink_'+i+'">' + $lang.get('comment_btn_edit') + '</a>';
	
	// Delete link
	tplvars.DELETE_LINK='<a href="#delete_'+i+'" onclick="deleteComment(\''+i+'\'); return false;">' + $lang.get('comment_btn_delete') + '</a>';
	
	// Moderation: (Un)approve link
	var appr = ( this_comment.approved == 1 ) ? $lang.get('comment_btn_mod_unapprove') : $lang.get('comment_btn_mod_approve');
	tplvars.MOD_APPROVE_LINK='<a href="#approve_'+i+'" id="comment_approve_'+i+'" onclick="approveComment(\''+i+'\'); return false;">'+appr+'</a>';
	
	// Moderation: Delete post link
	tplvars.MOD_DELETE_LINK='<a href="#mod_del_'+i+'" onclick="deleteComment(\''+i+'\'); return false;">' + $lang.get('comment_btn_mod_delete') + '</a>';
	
	// Moderation: IP address link
	if ( this_comment.have_ip )
	{
		tplvars.MOD_IP_LINK = '<span id="comment_ip_' + i + '"><a href="#mod_ip_' + i + '" onclick="viewCommentIP(' + this_comment.comment_id + ', ' + i + '); return false;">' + $lang.get('comment_btn_mod_ip_logged') + '</a></span>';
	}
	else
	{
		tplvars.MOD_IP_LINK = $lang.get('comment_btn_mod_ip_missing');
	}
	
	var tplbool = new Object();
	
	tplbool.signature = ( this_comment.signature == '' ) ? false : true;
	tplbool.can_edit = ( data.auth_edit_comments && ( ( this_comment.user_id == data.user_id && data.logged_in ) || data.auth_mod_comments ) );
	tplbool.auth_mod = data.auth_mod_comments;
	tplbool.is_friend = ( this_comment.is_buddy == 1 && this_comment.is_friend == 1 );
	tplbool.is_foe = ( this_comment.is_buddy == 1 && this_comment.is_friend == 0 );
	tplbool.user_has_avatar = ( this_comment.user_has_avatar == '1' );
	
	if ( tplbool.is_friend )
		tplvars.USER_LEVEL += '<br /><b>' + $lang.get('comment_on_friend_list') + '</b>';
	else if ( tplbool.is_foe )
		tplvars.USER_LEVEL += '<br /><b>' + $lang.get('comment_on_foe_list') + '</b>';
	
	parser.assign_vars(tplvars);
	parser.assign_bool(tplbool);
	
	var ret = '<div id="comment_holder_' + i + '">';
	ret += '<input type="hidden" value="'+this_comment.comment_id+'" />';
	ret += '<input type="hidden" id="comment_source_'+i+'" />';
	ret += parser.run();
	ret += '</div>';
	return ret;
}

window.displayCommentForm = function()
{
	document.getElementById('leave_comment_button').style.display = 'none';
	document.getElementById('comment_form').style.display = 'block';
	if ( $dynano('commentform_message').object.allow_wysiwyg )
		$dynano('commentform_message').makeSwitchable();
}

window.hideCommentForm = function()
{
	document.getElementById('leave_comment_button').style.display = 'inline';
	document.getElementById('comment_form').style.display = 'none';
}

window.editComment = function(id, link)
{
	var ctr = document.getElementById('subject_'+id);
	var subj = ( ctr.firstChild ) ? trim(ctr.firstChild.nodeValue) : ''; // If there's a span in there that says 'unapproved', this eliminates it
	ctr.innerHTML = '';
	var ipt = document.createElement('input');
	ipt.id = 'subject_edit_'+id;
	ipt.value = subj;
	ctr.appendChild(ipt);
	
	var src = document.getElementById('comment_source_'+id).value;
	var cmt = document.getElementById('comment_'+id);
	cmt.innerHTML = '';
	var ta = document.createElement('textarea');
	ta.rows = '10';
	ta.cols = '40';
	ta.style.width = '98%';
	ta.value = src;
	ta.id = 'comment_edit_'+id;
	cmt.appendChild(ta);
	$dynano(ta).makeSwitchable();
	
	link.style.fontWeight = 'bold';
	link.innerHTML = $lang.get('comment_btn_save');
	link.onclick = function() { var id = this.id.substr(this.id.indexOf('_')+1); saveComment(id, this); return false; };
}

window.saveComment = function(id, link)
{
	var data = document.getElementById('comment_edit_'+id).value;
	var subj = document.getElementById('subject_edit_'+id).value;
	var div = document.getElementById('comment_holder_'+id);
	var real_id = div.getElementsByTagName('input')[0]['value'];
	var req = {
		'mode' : 'edit',
		'id'   : real_id,
		'local_id' : id,
		'data' : data,
		'subj' : subj
	};
	link.style.fontWeight = 'normal';
	link.innerHTML = $lang.get('comment_btn_edit');
	link.onclick = function() { var id = this.id.substr(this.id.indexOf('_')+1); editComment(id, this); return false; };
	ajaxComments(req);
}

window.deleteComment = function(id)
{
	if ( !shift )
	{
		var c = confirm($lang.get('comment_msg_delete_confirm'));
		if(!c)
			return false;
	}
	var div = document.getElementById('comment_holder_'+id);
	var real_id = div.getElementsByTagName('input')[0]['value'];
	var req = {
		'mode' : 'delete',
		'id'   : real_id,
		'local_id' : id
	};
	ajaxComments(req);
}

window.submitComment = function()
{
	var name = document.getElementById('commentform_name').value;
	var subj = document.getElementById('commentform_subject').value;
	var text = $dynano('commentform_message').getContent();
	if ( document.getElementById('commentform_captcha') )
	{
		var captcha_code = document.getElementById('commentform_captcha').value;
		var captcha_id   = document.getElementById('commentform_captcha_id').value;
	}
	else
	{
		var captcha_code = '';
		var captcha_id   = '';
	}
	if ( subj == '' )
	{
		load_component(['messagebox', 'fadefilter']);
		new MessageBox(MB_OK|MB_ICONSTOP, 'Input validation failed', 'Please enter a subject for your comment.');
		return false;
	}
	if ( text == '' )
	{
		load_component(['messagebox', 'fadefilter']);
		new MessageBox(MB_OK|MB_ICONSTOP, 'Input validation failed', 'Please enter some text for the body of your comment .');
		return false;
	}
	var req = {
		'mode' : 'submit',
		'name' : name,
		'subj' : subj,
		'text' : text,
		'captcha_code' : captcha_code,
		'captcha_id'   : captcha_id
	};
	ajaxComments(req);
}

window.redrawComment = function(data)
{
	if ( data.subj )
	{
		document.getElementById('subject_' + data.id).innerHTML = data.subj;
	}
	if ( data.approved && data.approved != '1' )
	{
		document.getElementById('subject_' + data.id).innerHTML += ' <span style="color: #D84308">' + ( data.approved == '2' ? $lang.get('comment_msg_note_spam') : $lang.get('comment_msg_note_unapp') ) + '</span>';
	}
	if ( data.approved && ( typeof(data.approve_updated) == 'string' && data.approve_updated == 'yes' ) )
	{
		var appr = ( data.approved == '1' ) ? $lang.get('comment_btn_mod_unapprove') : $lang.get('comment_btn_mod_approve');
		document.getElementById('comment_approve_'+data.id).innerHTML = appr;
		
		if ( data.approved == '1' )
			comment_decrement_unapproval();
		else
			comment_increment_unapproval();
	}
	if ( data.text )
	{
		document.getElementById('comment_' + data.id).innerHTML = data.text;
	}
	if ( data.src )
	{
		document.getElementById('comment_source_' + data.id).value = data.src;
	}
	if ( data.ip_addr )
	{
		var span = $dynano('comment_ip_' + data.local_id).object;
		if ( !span )
			return false;
		span.innerHTML = $lang.get('comment_msg_ip_address') + ' <a href="#rdns" onclick="ajaxReverseDNS(this); return false;">' + data.ip_addr + '</a>';
	}
}

window.approveComment = function(id)
{
	var div = document.getElementById('comment_holder_'+id);
	var real_id = div.getElementsByTagName('input')[0]['value'];
	var req = {
		'mode' : 'approve',
		'id'   : real_id,
		'local_id' : id
	};
	ajaxComments(req);
}

// Does the actual DOM object removal
window.annihiliateComment = function(id) // Did I spell that right?
{
	var approved = true;
	if(document.getElementById('comment_approve_'+id))
	{
		var appr = document.getElementById('comment_approve_'+id).firstChild.nodeValue;
		if ( appr == $lang.get('comment_btn_mod_approve') )
		{
			approved = false;
		}
	}
	
	var div = document.getElementById('comment_holder_'+id);
	div.parentNode.removeChild(div);
	
	// update approval status
	if ( document.getElementById('comment_count_unapp_inner') && !approved )
	{
		comment_decrement_unapproval();
	}
}

window.materializeComment = function(data)
{
	// Intelligently get an ID

	var i = 0;
	var brother;
	while ( true )
	{
		var x = document.getElementById('comment_holder_'+i);
		if(!x)
			break;
		brother = x;
		i++;
	}
	
	var parser = new templateParser(comment_template);
	var tplvars = new Object();
	
	if ( data.approved != '1' && !data.auth_mod_comments )
		return false;
	
	tplvars.ID = i;
	tplvars.DATETIME = data.time;
	tplvars.SUBJECT = data.subject;
	tplvars.DATA = data.comment_data;
	tplvars.SIGNATURE = data.signature;
	
	tplvars.NAME = data.name;
	if ( data.user_id > 1 )
		tplvars.NAME = '<a href="' + makeUrlNS('User', data.name) + '">' + data.name + '</a>';
	
	if ( data.approved != '1' )
		tplvars.SUBJECT += ' <span style="color: #D84308">' + ( data.approved == '2' ? $lang.get('comment_msg_note_spam') : $lang.get('comment_msg_note_unapp') ) + '</span>';
	
	// Name
	tplvars.NAME = data.name;
	if ( data.user_id > 1 )
		tplvars.NAME = '<a href="' + makeUrlNS('User', data.name) + '" style="' + data.rank_data.rank_style + '">' + data.name + '</a>';
	
	// Avatar
	if ( data.user_has_avatar == '1' )
	{
		tplvars.AVATAR_URL = data.avatar_path;
		tplvars.USERPAGE_LINK = makeUrlNS('User', data.name);
		tplvars.AVATAR_ALT = $lang.get('usercp_avatar_image_alt', { username: data.name });
	}
	
	// User level
	tplvars.USER_LEVEL = '';
	if ( data.rank_data.user_title )
		tplvars.USER_LEVEL += data.rank_data.user_title;
	if ( data.rank_data.rank_title && data.rank_data.user_title )
		tplvars.USER_LEVEL += '<br />';
	if ( data.rank_data.rank_title )
		tplvars.USER_LEVEL += $lang.get(data.rank_data.rank_title);
	
	// Send PM link
	tplvars.SEND_PM_LINK=(data.user_id>1)?'<a class="abutton icon abutton_blue" style="background-image: url(' + cdnPath + '/images/icons/send_pm.png);" onclick="window.open(this.href); return false;" href="'+ makeUrlNS('Special', 'PrivateMessages/Compose/To/' + ( data.name.replace(/ /g, '_') )) +'">' + $lang.get('comment_btn_send_privmsg') + '</a><br /><br />':'';
	
	// Add buddy link
	tplvars.ADD_BUDDY_LINK=(data.user_id>1)?'<a class="abutton icon abutton_green" style="background-image: url(' + cdnPath + '/images/icons/add_buddy.png);" onclick="window.open(this.href); return false;" href="'+ makeUrlNS('Special', 'PrivateMessages/FriendList/Add/' + ( data.name.replace(/ /g, '_') )) +'">' + $lang.get('comment_btn_add_buddy') + '</a><br />':'';
	
	// Edit link
	tplvars.EDIT_LINK='<a href="#edit_'+i+'" onclick="editComment(\''+i+'\', this); return false;" id="cmteditlink_'+i+'">' + $lang.get('comment_btn_edit') + '</a>';
	
	// Delete link
	tplvars.DELETE_LINK='<a href="#delete_'+i+'" onclick="deleteComment(\''+i+'\'); return false;">' + $lang.get('comment_btn_delete') + '</a>';
	
	// Moderation: (Un)approve link
	var appr = ( data.approved == 1 ) ? $lang.get('comment_btn_mod_unapprove') : $lang.get('comment_btn_mod_approve');
	tplvars.MOD_APPROVE_LINK='<a href="#approve_'+i+'" id="comment_approve_'+i+'" onclick="approveComment(\''+i+'\'); return false;">'+appr+'</a>';
	
	// Moderation: Delete post link
	tplvars.MOD_DELETE_LINK='<a href="#mod_del_'+i+'" onclick="deleteComment(\''+i+'\'); return false;">' + $lang.get('comment_btn_mod_delete') + '</a>';
	
	// Moderation: IP address link
	tplvars.MOD_IP_LINK = '<span id="comment_ip_' + i + '"><a href="#mod_ip_' + i + '" onclick="viewCommentIP(' + data.comment_id + ', ' + i + '); return false;">' + $lang.get('comment_btn_mod_ip_logged') + '</a></span>';
	
	var tplbool = new Object();
	
	tplbool.signature = ( data.signature == '' ) ? false : true;
	tplbool.can_edit = ( data.auth_edit_comments && ( ( data.user_id == data.user_id && data.logged_in ) || data.auth_mod_comments ) );
	tplbool.auth_mod = data.auth_mod_comments;
	tplbool.user_has_avatar = ( data.user_has_avatar == '1' );
	
	parser.assign_vars(tplvars);
	parser.assign_bool(tplbool);
	
	var div = document.createElement('div');
	div.id = 'comment_holder_'+i;
	
	div.innerHTML = '<input type="hidden" value="'+data.comment_id+'" /><input type="hidden" id="comment_source_'+i+'" />' + parser.run();
	
	if ( brother )
	{
		brother.parentNode.insertBefore(div, brother.nextSibling);
	}
	else
	{
		// No comments in ajaxEditContainer, insert it after the header
		var aec = document.getElementById("ajaxEditContainer");
		aec.insertBefore(div, aec.firstChild.nextSibling.nextSibling);
	}
	
	document.getElementById('comment_source_'+i).value = data.comment_source;
	
	var cnt = document.getElementById('comment_count_inner').innerHTML;
	cnt = parseInt(cnt);
	if ( isNaN(cnt) )
		cnt = 0;
	
	var subst = {
		num_comments: cnt,
		page_type: ENANO_PAGE_TYPE
	}
	
	var count_msg = ( cnt == 0 ) ? $lang.get('comment_msg_count_zero', subst) : ( ( cnt == 1 ) ? $lang.get('comment_msg_count_one', subst) : $lang.get('comment_msg_count_plural', subst) );
	
	document.getElementById('comment_status').firstChild.innerHTML = count_msg;
	
	if(document.getElementById('comment_approve_'+i))
	{
		var is_unappr = document.getElementById('comment_approve_'+i).firstChild.nodeValue;
		is_unappr = ( is_unappr == $lang.get('comment_btn_mod_approve') );
		if ( is_unappr )
		{
			comment_increment_unapproval();
		}
	}
	
}

window.comment_decrement_unapproval = function()
{
	if ( document.getElementById('comment_count_unapp_inner') )
	{
		var num_unapp = parseInt(document.getElementById('comment_count_unapp_inner').innerHTML);
		if ( !isNaN(num_unapp) )
		{
			num_unapp = num_unapp - 1;
			if ( num_unapp == 0 )
			{
				var p = document.getElementById('comment_status');
				p.removeChild(p.childNodes[2]);
				p.removeChild(p.childNodes[1]);
			}
			else
			{
				var count_msg = $lang.get('comment_msg_count_unapp_mod', { num_unapp: num_unapp });
				document.getElementById('comment_count_unapp_inner').parentNode.innerHTML = count_msg;
			}
		}
	}
}

window.comment_increment_unapproval = function()
{
	if ( document.getElementById('comment_count_unapp_inner') )
	{
		var num_unapp = parseInt(document.getElementById('comment_count_unapp_inner').innerHTML);
		if ( isNaN(num_unapp) )
			num_unapp = 0;
		num_unapp = num_unapp + 1;
		var count_msg = $lang.get('comment_msg_count_unapp_mod', { num_unapp: num_unapp });
		document.getElementById('comment_count_unapp_inner').parentNode.innerHTML = count_msg;
	}
	else
	{
		var count_msg = $lang.get('comment_msg_count_unapp_mod', { num_unapp: 1 });
		var status = document.getElementById('comment_status');
		if ( !status.childNodes[1] )
			status.appendChild(document.createTextNode(' '));
		var span = document.createElement('span');
		span.id = 'comment_status_unapp';
		span.style.color = '#D84308';
		span.innerHTML = count_msg;
		status.appendChild(span);
	}
}

window._comment_page_flip = function(paginator, page_number)
{
	// get ID
	var random_id = paginator.random_id;
	// update paginate control
	paginator.set_page(page_number);
	$('.' + random_id + '_control').html(paginator._build_control(page_number));
	paginator.offset = page_number;
	// set to loading state
	$('#' + random_id + '_0')
		.css('height', 500)
		.html('')
		.fadeTo("fast", 0.7)
		.css('background-position', 'center 51px')
		.css('background-repeat', 'no-repeat')
		.css('background-color', 'white')
		.css('background-image', 'url(' + cdnPath + '/images/loading-big.gif' + ')')
		.animate({ height: 150 }, 500, function()
			{
				// load the new comments
				ajaxComments({
						mode: 'fetch',
						pagenum: page_number,
						passback: {
							paginator_id: random_id
						}
					});
			});
}

window.viewCommentIP = function(id, local_id)
{
	// set "loading" indicator on IP button
	var span = $dynano('comment_ip_' + local_id).object;
	if ( !span )
		return false;
	span.innerHTML = '<img alt="..." src="' + ajax_load_icon + '" />';
	
	var parms = {
		mode: 'view_ip',
		id: id,
		local_id: local_id
	}
	ajaxComments(parms);
}