<?php
#Навигация на страницах
#CatCMS
#ver.3 by Akdmeh
#Version 3 for CatCMS
final class navigation
{
private $string_parametrs;
private $string;
private $all;
private $array;
private $now;
private $to;
private $style;
public function __construct($all, $now, $array=array(), $style=1, $to=NULL)
{
	$this->all=$all;
	$this->now=$now;
	$this->array=$array;
	if($to==NULL) $this->to=$_SERVER['PHP_SELF'];
	else $this->to=$to;
	$this->style=$style;
	$this->array_to_string();
	$this->strings();
}
public function array_to_string()
{
	foreach ($this->array as $key => $value)
	{
		$this->string_parametrs.=$key.'='.$value.'&amp;';
	}
}
public function strings()
{
	if($this->style==1)
	{
		for($i=1; $i<=$this->all; $i++)
		{
			if($i==$this->now) $this->string.=$i;
			else $this->string.='<a href="'.$this->to.'?'.$this->string_parametrs.'page='.$i.'">'.$i.'</a>';
			if($i!=$this->all) $this->string.=' | ';
			if($i==$this->all) $this->string.='<br />';
		}
	}
 	elseif($this->style==2)
 	{
 		if ($this->now > 1) $this->string.='<a href="'.$this->to.'?'.$this->string_parametrs.'page='.($this->now-1).'">&lt;Назад</a>|';
		if($this->now< $this->all) $this->string.='<a href="'.$this->to.'?'.$this->string_parametrs.'page='.($this->now+1).'">Далее&gt;</a>';
		if ($this->now > 1 || $this->now< $this->all)$this->string.='<br />';
		$this->string.='Текущая страница: '.$this->now.' из '.$this->all.'<br/>';
		$this->string.='<form action="'.$this->to.'"><p>Перейти к:<br /><input type="text" name="page" value="'.$this->now.'" maxlength="3" size="2" />';
		foreach ($this->array as $key => $value)
		{
			$this->string.='<input type="hidden" name="'.$key.'" value="'.$value.'" />';
		}
		$this->string.='<input type="submit" value="&gt;&gt;" /></p></form>';
	}
	elseif($this->style==3)
	{
		if($this->all<=5)
		{
			for($i=1; $i<=$this->all; $i++)
			{
				if($i==$this->now) $this->string.=$i;
				else $this->string.='<a href="'.$this->to.'?'.$this->string_parametrs.'page='.$i.'">'.$i.'</a>';
				if($i!=$this->all) $this->string.=' ';
				if($i==$this->all) $this->string.='<br />';
			}
		}
		if($this->all>=6)
		{
			$one=1;
			$end=$this->all;
			$now=$this->now;
			$pred=$now-1;
			$next=$now+1;
			if($one==$now) $this->string.='<span style="font-weight: bold;">1</span> ';
			if($one!==$now) $this->string.='<a href="'.$this->to.'?'.$this->string_parametrs.'page=1">1</a>';
			if($pred-1>1) $this->string.=' ... ';
			if($pred>1) $this->string.=' <a href="'.$this->to.'?'.$this->string_parametrs.'page='.$pred.'">'.$pred.'</a> ';
			if($now>1 && $now<$end) $this->string.=' '.$now.' ';
			if($next<$end) $this->string.=' <a href="'.$this->to.'?'.$this->string_parametrs.'page='.$next.'">'.$next.'</a> ';
			if($next+1<$end) $this->string.=' ... ';
			if($now==$end) $this->string.=' <span style="font-weight: bold;">'.$end.'</span>';
			else $this->string.=' <a href="'.$this->to.'?'.$this->string_parametrs.'page='.$end.'">'.$end.'</a> ';
			$this->string.='<br />';
		}
	}
	elseif($this->style==4)
 	{
 		if ($this->now > 1) $this->string.='<a href="'.$this->to.'?'.$this->string_parametrs.'page='.($this->now-1).'">&lt;Назад</a>|';
		if($this->now< $this->all) $this->string.='<a href="'.$this->to.'?'.$this->string_parametrs.'page='.($this->now+1).'">Далее&gt;</a>';
		$this->string.='<br />';
		$this->string.='Текущая страница: '.$this->now.' из '.$this->all.'<br/>';
	}
	
}
public function __toString()
{
	return $this->string;
}
}  ?>