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<?php class Zend_View_Helper_DiggPagination { /** * Builds & returns a variable containing the HTML code to display pagination links based on given params * * @param int $page - the current page * @param int $totalitems - the number of items to paginate (not total number of pages) * @param int $limit - the number of items per page * @param int $adjacents - the number of page links to put adjacent to the current page * @param string $targetpage - URL to the web page requiring pagination links e.g. /module/controller/action/id/abc123123/ * @param string $pagestring - the URL params to pass the new page value e.g. page/ (the number is inserted at the end of the string) * @param string $cssClass - the class of the containing DIV tag for the returned pagination * @return void * @author Stranger Studios, adapted by Rich Milns * @see http://www.strangerstudios.com/sandbox/pagination/diggstyle.php */ public function diggPagination($page = 1, $totalitems, $limit = 15, $adjacents = 1, $targetpage = "/", $pagestring = "page/", $cssClass='diggPagination') { //defaults if(!$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=\"" . $cssClass . "\""; if($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\">« prev</a>"; else $pagination .= "<span class=\"disabled\">« prev</span>"; //pages if ($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 »</a>"; else $pagination .= "<span class=\"disabled\">next »</span>"; $pagination .= "</div>\n"; } return $pagination; } }

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