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Thursday, June 9, 2016

PHP Wordpress Pagination Function


function pagination($table,$adjacent,$limit,$targetUrl,$query_section){
global $wpdb;
$tbl_name= $table; //your table name
// How many adjacent pages should be shown on each side?
$adjacents = $adjacent;
// echo $query_section;

/*
  First get total number of rows in data table.
  If you have a WHERE clause in your query, make sure you mirror it here.
*/
$query = $query_section;

$total_rec = $wpdb->get_results($query);
foreach($total_rec as $nums){
$total_pages =  $nums->num;
}

/* Setup vars for query. */
$targetpage = $targetUrl; //your file name  (the name of this file)
$limit = $limit; //how many items to show per page
$page = get_query_var( 'page', 1 );
if($page)
$start = ($page - 1) * $limit; //first item to display on this page
else
$start = 0; //if no page var is given, set start to 0

/* Get data. */
$sql = "SELECT * FROM $tbl_name LIMIT $start, $limit";
$result = $wpdb->get_results($sql);

/* Setup page vars for display. */
if ($page == 0) $page = 1; //if no page var is given, default to 1.
$prev = $page - 1; //previous page is page - 1
$next = $page + 1; //next page is page + 1
$lastpage = ceil($total_pages/$limit); //lastpage is = total pages / 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 = "";
$pagination .="

<style>
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;
z-index: 3;
   color: #fff;
   background-color: #337ab7;
   border-color: #337ab7;
   cursor: default;
}
div.pagination span.disabled {
padding: 2px 5px 2px 5px;
margin: 2px;
border: 1px solid #EEE;
color: #DDD;
}

</style>";
if($lastpage > 1)
{
if($start+$limit <= $total_pages){
$max_rec = $start+$limit;
} else {
$max_rec = $total_pages;
}

$pagination .="<div class='pull-left'>Showing $start to $max_rec of $total_pages records</div>";
$pagination .="<div class=\"dataTables_paginate paging_bootstrap_full_number pull-right\">";
$pagination .= "<div class=\"pagination\">";
//previous button
if ($page > 1)
$pagination.= "<a href=\"$targetpage?page=$prev\"><i class=\"fa fa-angle-double-left\" ></i> Previous</a>";
else
$pagination.= "<span class=\"disabled\"><i class=\"fa fa-angle-double-left\" ></i> 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?page=$counter\">$counter</a>";
}
}
elseif($lastpage > 5 + ($adjacents * 2)) //enough pages to hide some
{
//close to beginning; only hide later pages
if($page < 1 + ($adjacents * 2))
{
for ($counter = 1; $counter < 4 + ($adjacents * 2); $counter++)
{
if ($counter == $page)
$pagination.= "<span class=\"current\">$counter</span>";
else
$pagination.= "<a href=\"$targetpage?page=$counter\">$counter</a>";
}
$pagination.= "...";
$pagination.= "<a href=\"$targetpage?page=$lpm1\">$lpm1</a>";
$pagination.= "<a href=\"$targetpage?page=$lastpage\">$lastpage</a>";
}
//in middle; hide some front and some back
elseif($lastpage - ($adjacents * 2) > $page && $page > ($adjacents * 2))
{
$pagination.= "<a href=\"$targetpage?page=1\">1</a>";
$pagination.= "<a href=\"$targetpage?page=2\">2</a>";
$pagination.= "...";
for ($counter = $page - $adjacents; $counter <= $page + $adjacents; $counter++)
{
if ($counter == $page)
$pagination.= "<span class=\"current\">$counter</span>";
else
$pagination.= "<a href=\"$targetpage?page=$counter\">$counter</a>";
}
$pagination.= "...";
$pagination.= "<a href=\"$targetpage?page=$lpm1\">$lpm1</a>";
$pagination.= "<a href=\"$targetpage?page=$lastpage\">$lastpage</a>";
}
//close to end; only hide early pages
else
{
$pagination.= "<a href=\"$targetpage?page=1\">1</a>";
$pagination.= "<a href=\"$targetpage?page=2\">2</a>";
$pagination.= "...";
for ($counter = $lastpage - (2 + ($adjacents * 2)); $counter <= $lastpage; $counter++)
{
if ($counter == $page)
$pagination.= "<span class=\"current\">$counter</span>";
else
$pagination.= "<a href=\"$targetpage?page=$counter\">$counter</a>";
}
}
}


// <li class="active"><a href="#">1</a></li>

//next button
if ($page < $counter - 1)
$pagination.= "<a href=\"$targetpage?page=$next\">Next <i class=\"fa fa-angle-double-right\" ></i></a>";
else
$pagination.= "<span class=\"disabled\">Next <i class=\"fa fa-angle-double-right\" ></i></span>";
$pagination.= "</di></div>\n";
}
return $pagination;
}
pagination('login',3,20,site_url().'/senders/',$query);