total_pages = intval($value);
}
#how many items to show per page
public function limit($value)
{
$this->limit = intval($value);
}
#Page to sent the page value
public function target($value)
{
$this->target = $value;
}
#Current page
public function currentPage($value)
{
$this->page = intval($value);
}
#How many adjacent pages should be shown on each side of the current page?
public function adjacents($value)
{
$this->adjacents = intval($value);
}
#show counter?
public function showCounter($value="")
{
$this->showCounter=($value===true)?true:false;
}
#to change the class name of the pagination div
public function changeClass($value="")
{
$this->className=$value;
}
public function nextLabel($value)
{
$this->nextT = $value;
}
public function nextIcon($value)
{
$this->nextI = $value;
}
public function prevLabel($value)
{
$this->prevT = $value;
}
public function prevIcon($value)
{
$this->prevI = $value;
}
#to change the class name of the pagination div
public function parameterName($value="")
{
$this->parameterName=$value;
}
#to change urlFriendly
public function urlFriendly($value="%")
{
if (eregi('^ *$', $value)) {
$this->urlF=false;
return false;
}
$this->urlF=$value;
}
public $pagination;
public function __construct()
{
}
public function show()
{
if (!$this->calculate) {
if ($this->calculate()) {
echo "className\">$this->pagination
";
}
}
}
public function getPagination()
{
if (!$this->calculate) {
if ($this->calculate()) {
return "className\">$this->pagination
";
}
}
}
public function get_pagenum_link($id)
{
//if(strpos($this->target,'?')===false)
if ($this->urlF) {
return str_replace($this->urlF, $id, $this->target);
} else {
return "$this->target?$this->parameterName=$id";
}
//else
//return "$this->target&$this->parameterName=$id";
}
public function calculate()
{
$this->pagination = "";
$this->calculate == true;
$error = false;
if ($this->urlF and $this->urlF != '%' and strpos($this->target, $this->urlF)===false) {
//Es necesario especificar el comodin para sustituir
echo "Especificaste un wildcard para sustituir, pero no existe en el target
";
$error = true;
} elseif ($this->urlF and $this->urlF == '%' and strpos($this->target, $this->urlF)===false) {
echo "Es necesario especificar en el target el comodin % para sustituir el n�mero de p�gina
";
$error = true;
}
if ($this->total_pages == null) {
echo "It is necessary to specify the number of pages (\$class->items(1000))
";
$error = true;
}
if ($this->limit == null) {
echo "It is necessary to specify the limit of items to show per page (\$class->limit(10))
";
$error = true;
}
if ($error) {
return false;
}
$n = trim($this->nextT.' '.$this->nextI);
$p = trim($this->prevI.' '.$this->prevT);
/* Setup vars for query. */
if ($this->page) {
$start = ($this->page - 1) * $this->limit;
} //first item to display on this page
else {
$start = 0;
} //if no page var is given, set start to 0
/* Setup page vars for display. */
if ($this->page == 0) {
$this->page = 1;
} //if no page var is given, default to 1.
$prev = $this->page - 1; //previous page is page - 1
$next = $this->page + 1; //next page is page + 1
$lastpage = ceil($this->total_pages/$this->limit); //lastpage is = total pages / items per page, rounded up.
$lpm1 = $lastpage - 1; //last page minus 1
/*
Now we apply our rules and draw the pagination object.
We're actually saving the code to a variable in case we want to draw it more than once.
*/
if ($lastpage > 1) {
//anterior button
if ($this->page > 1) {
$this->pagination .= "get_pagenum_link($prev)."\">$p";
} else {
$this->pagination .= "$p";
}
//pages
if ($lastpage < 7 + ($this->adjacents * 2)) {//not enough pages to bother breaking it up
for ($counter = 1; $counter <= $lastpage; $counter++) {
if ($counter == $this->page) {
$this->pagination .= "$counter";
} else {
$this->pagination .= "get_pagenum_link($counter)."\">$counter";
}
}
} elseif ($lastpage > 5 + ($this->adjacents * 2)) {//enough pages to hide some
//close to beginning; only hide later pages
if ($this->page < 1 + ($this->adjacents * 2)) {
for ($counter = 1; $counter < 4 + ($this->adjacents * 2); $counter++) {
if ($counter == $this->page) {
$this->pagination .= "$counter";
} else {
$this->pagination .= "get_pagenum_link($counter)."\">$counter";
}
}
$this->pagination .= "...";
$this->pagination .= "get_pagenum_link($lpm1)."\">$lpm1";
$this->pagination .= "get_pagenum_link($lastpage)."\">$lastpage";
}
//in middle; hide some front and some back
elseif ($lastpage - ($this->adjacents * 2) > $this->page && $this->page > ($this->adjacents * 2)) {
$this->pagination .= "get_pagenum_link(1)."\">1";
$this->pagination .= "get_pagenum_link(2)."\">2";
$this->pagination .= "...";
for ($counter = $this->page - $this->adjacents; $counter <= $this->page + $this->adjacents; $counter++) {
if ($counter == $this->page) {
$this->pagination .= "$counter";
} else {
$this->pagination .= "get_pagenum_link($counter)."\">$counter";
}
}
$this->pagination .= "...";
$this->pagination .= "get_pagenum_link($lpm1)."\">$lpm1";
$this->pagination .= "get_pagenum_link($lastpage)."\">$lastpage";
}
//close to end; only hide early pages
else {
$this->pagination .= "get_pagenum_link(1)."\">1";
$this->pagination .= "get_pagenum_link(2)."\">2";
$this->pagination .= "...";
for ($counter = $lastpage - (2 + ($this->adjacents * 2)); $counter <= $lastpage; $counter++) {
if ($counter == $this->page) {
$this->pagination .= "$counter";
} else {
$this->pagination .= "get_pagenum_link($counter)."\">$counter";
}
}
}
}
//siguiente button
if ($this->page < $counter - 1) {
$this->pagination .= "get_pagenum_link($next)."\">$n";
} else {
$this->pagination .= "$n";
}
if ($this->showCounter) {
$this->pagination .= "";
}
}
return true;
}
}