Digg样式分页

Posted 2021-02-25

CSS:

<pre><code>div.pagination {
padding: 3px;
margin: 3px;
}

div.pagination a {
padding: 2px 5px 2px 5px;
margin: 2px;
border: 1px solid #AAAADD;

text-decoration: none; /* no underline */
color: #000099;
}
div.pagination a:hover, div.pagination a:active {
border: 1px solid #000099;

color: #000;
}
div.pagination span.current {
padding: 2px 5px 2px 5px;
margin: 2px;
border: 1px solid #000099;

font-weight: bold;
background-color: #000099;
color: #FFF;
}
div.pagination span.disabled {
padding: 2px 5px 2px 5px;
margin: 2px;
border: 1px solid #EEE;

color: #DDD;
}</code></pre>

function getPaginationString($page = 1, $totalitems, $limit = 15, $adjacents = 1, $targetpage = "/", $pagestring = "?page=")
    {
    	//defaults
    	if(!$adjacents) $adjacents = 1;
    	if(!$limit) $limit = 15;
    	if(!$page) $page = 1;
    	if(!$targetpage) $targetpage = "/";
 
    	//other vars
    	$prev = $page - 1;									//previous page is page - 1
    	$next = $page + 1;									//next page is page + 1
    	$lastpage = ceil($totalitems / $limit);				//lastpage is = total items / items per page, rounded up.
    	$lpm1 = $lastpage - 1;								//last page minus 1
 
    	/*
    		Now we apply our rules and draw the pagination object.
    		We're actually saving the code to a variable in case we want to draw it more than once.
    	*/
    	$pagination = "";
    	if($lastpage > 1)
    	{
    		$pagination .= "<div class="pagination"";
    		if($margin || $padding)
    		{
    			$pagination .= " style="";
    			if($margin)
    				$pagination .= "margin: $margin;";
    			if($padding)
    				$pagination .= "padding: $padding;";
    			$pagination .= """;
    		}
    		$pagination .= ">";
 
    		//previous button
    		if ($page > 1)
    			$pagination .= "<a href="$targetpage$pagestring$prev">&laquo; previous</a>";
    		else
    			$pagination .= "<span class="disabled">&laquo; previous</span>";
 
    		//pages
    		if ($lastpage < 7 + ($adjacents * 2))	//not enough pages to bother breaking it up
    		{
    			for ($counter = 1; $counter <= $lastpage; $counter++)
    			{
    				if ($counter == $page)
    					$pagination .= "<span class="current">$counter</span>";
    				else
    					$pagination .= "<a href="" . $targetpage . $pagestring . $counter . "">$counter</a>";
    			}
    		}
    		elseif($lastpage >= 7 + ($adjacents * 2))	//enough pages to hide some
    		{
    			//close to beginning; only hide later pages
    			if($page < 1 + ($adjacents * 3))
    			{
    				for ($counter = 1; $counter < 4 + ($adjacents * 2); $counter++)
    				{
    					if ($counter == $page)
    						$pagination .= "<span class="current">$counter</span>";
    					else
    						$pagination .= "<a href="" . $targetpage . $pagestring . $counter . "">$counter</a>";
    				}
    				$pagination .= "<span class="elipses">...</span>";
    				$pagination .= "<a href="" . $targetpage . $pagestring . $lpm1 . "">$lpm1</a>";
    				$pagination .= "<a href="" . $targetpage . $pagestring . $lastpage . "">$lastpage</a>";
    			}
    			//in middle; hide some front and some back
    			elseif($lastpage - ($adjacents * 2) > $page && $page > ($adjacents * 2))
    			{
    				$pagination .= "<a href="" . $targetpage . $pagestring . "1">1</a>";
    				$pagination .= "<a href="" . $targetpage . $pagestring . "2">2</a>";
    				$pagination .= "<span class="elipses">...</span>";
    				for ($counter = $page - $adjacents; $counter <= $page + $adjacents; $counter++)
    				{
    					if ($counter == $page)
    						$pagination .= "<span class="current">$counter</span>";
    					else
    						$pagination .= "<a href="" . $targetpage . $pagestring . $counter . "">$counter</a>";
    				}
    				$pagination .= "...";
    				$pagination .= "<a href="" . $targetpage . $pagestring . $lpm1 . "">$lpm1</a>";
    				$pagination .= "<a href="" . $targetpage . $pagestring . $lastpage . "">$lastpage</a>";
    			}
    			//close to end; only hide early pages
    			else
    			{
    				$pagination .= "<a href="" . $targetpage . $pagestring . "1">1</a>";
    				$pagination .= "<a href="" . $targetpage . $pagestring . "2">2</a>";
    				$pagination .= "<span class="elipses">...</span>";
    				for ($counter = $lastpage - (1 + ($adjacents * 3)); $counter <= $lastpage; $counter++)
    				{
    					if ($counter == $page)
    						$pagination .= "<span class="current">$counter</span>";
    					else
    						$pagination .= "<a href="" . $targetpage . $pagestring . $counter . "">$counter</a>";
    				}
    			}
    		}
 
    		//next button
    		if ($page < $counter - 1)
    			$pagination .= "<a href="" . $targetpage . $pagestring . $next . "">next &raquo;</a>";
    		else
    			$pagination .= "<span class="disabled">next &raquo;</span>";
    		$pagination .= "</div>
";
    	}
 
    	return $pagination;
 
    }