gistfile1.php

<?php

    /**
     * PAGINADOR DE QUALQUER TIPO DE DADOS
     * Description: Retorna um html de paginação
     *
     * Ex: //..codigo que lista sua consulta
            $records = $mymodel->find("SELECT * FROM mytable where name LIKE '%Pedro%' LIMIT " . ($resultsPerPag * $_REQUEST['p'] . " , $resultsPerPag");
            showtablewithrecords( $records );
            $totalsearch = $mymodel->count("SELECT * FROM mytable where name LIKE '%Pedro%'"
     *        echo paginator($totalsearch, $resultsPerPage, $urlmysearch, 7);
     *
     * @param $aCount
     * - quantidade total de dados que a consulta retorna =     COUNT(*)
     * @param $resultsPerPage
     * - Quantos registos por pagina esta definido em sua consulta
     * @param $url
     * - url que o paginador deve redirecionar para que voce possa tratar da pagina seguinte 
     * @param $elements
     * - quantidade de elementos que o paginador deve tratar
     * @return $html gerado com as paginas
     */
    function paginator($aCount, $resultsPerPage, $url, $elements = 7){
        $page = isset($_REQUEST['p']) ? $_REQUEST['p'] : 1;
        $totalPages = round(($aCount / $resultsPerPage ) + 0.499, 0);
        if($totalPages <=1)
            return '';
        $html = ($page > 1) ? link_to('Anterior', $url.'&amp;p='.($page-1), array('class'=>'prev') ) : '<span class="prev">'.'Anterior'.'</span>';
        $ii = $page - round(($elements-0.49)/2);
        if($ii<1){
            $ii=1;
            $runpages = ($totalPages>$elements)? $elements : $totalPages;
        }else if( ($page + round(($elements-0.49)/2)) > $totalPages){
            $ii = $totalPages - ($elements - 1);
            $runpages = $totalPages;
        }else{
            $runpages = $page + round(($elements-0.49)/2);
            $ii = $page - round(($elements-0.49)/2);
        }
        if($totalPages<=$elements){    $runpages = $totalPages; $ii=1; }
        for($i=$ii;$i<=$runpages; $i++){
            $html .= ($page==$i) ? "<span class=\"current\">$i</span>" : link_to($i, $url.'&amp;p='.$i ); 
        }
        if($page < $totalPages){
            $p = $page+1;
            $html .= link_to('próximo', $url.'&amp;p='.$p, array('class'=>'next') );
        }else{
            $html .= '<span class="next">'.'próximo'.'</span>';
        }
        return $html;
    }
    

    
    function link_to($name, $url=null, $html=array()){
        $link = '<a href="'.htmlentities(url($url)).'"';
        foreach($html as $k=>$v)
            $link .= " $k=\"$v\"";
        $link .= '>'.$name.'</a>';
        return $link;
    }
    
    function url($options){
        if(!is_array($options)){
            if(strcmp($options, 'back')==0)
                if(isset($_ENV["HTTP_REFERER"]))
                    return $_ENV["HTTP_REFERER"];
                else
                    return 'java script:history.back()';
            else
                return $options;
        }
        return $url;
    }
?>

<?php echo paginator( 120, 10, 'http://localhost/search.php?word=Pedro');?>