一个实例php mysql模板分页类
<?php /* * 模板分页类,源于easp的数据库分页方法，算是easp分页的的php独立版 * 支持动态和静态分页方式 * easp官网http://easp.lengshi.com/ * 作者：钟晶晶 * 日期：2010-11-3 * 邮箱：zhongjingjing@gmail.com * 博客：http://blog.zaimer.com * page([总记录数=1]，[分页大小=20]，[当前页=1]，[显示页数=6]，[分页参数='page'],[分页链接=当前页面],[是否静态=false]) * 动态： * 简单用法： * $page = new page(50); * $page->setpager('zjj','<div class="newpager">共有{recordcount} 个商品 当前第 {pageindex} 页 / 共 {pagecount} 页 分页： {first}{prev} {list} {next}{last} 转到 {jump} 页</div>',array("listlong"=>"6","first"=>"首页","last"=>"尾页","prev"=>"上一页","next"=>"下一页","list"=>"第*页","jump"=>"select")); * echo $page->getpager('zjj'); * 全参数用法： * $page = new page(50,20,1,6,'page','prrr.php',false); * $page->setpager('zjj','<div class="newpager">共有{recordcount} 个商品 当前第 {pageindex} 页 / 共 {pagecount} 页 分页： {first}{prev} {list} {next}{last} 转到 {jump} 页</div>',array("listlong"=>"6","first"=>"首页","last"=>"尾页","prev"=>"上一页","next"=>"下一页","list"=>"第*页","jump"=>"select")); * echo $page->getpager('zjj'); * 静态： * $page = new page(50,20,1,6,'page','prrr{page}.html',true); * $page->setpager('zjj','<div class="newpager">共有{recordcount} 个商品 当前第 {pageindex} 页 / 共 {pagecount} 页 分页： {first}{prev} {list} {next}{last} 转到 {jump} 页</div>',array("listlong"=>"6","first"=>"首页","last"=>"尾页","prev"=>"上一页","next"=>"下一页","list"=>"第*页","jump"=>"select")); * echo $page->getpager('zjj'); */ class page { private $page_size ; //每页显示的条目数 private $total_size ; //总条目数 private $current_page ; //当前被选中的页 private $sub_pages ; //每次显示的页数 private $total_pages ; //总页数 private $page_tpl = array (); // 分页模板 private $pageparam ; private $pagelink ; private $static ; function __construct( $total_size = 1, $page_size = 20, $current_page = 1, $sub_pages = 6, $pageparam = 'page' , $pagelink = '' , $static = false) { $this ->page_size = intval ( $page_size ); $this ->total_size = intval ( $total_size ); if (! $current_page ) { $this ->current_page = 1; } else { $this ->current_page = intval ( $current_page ); } $this ->total_pages = ceil ( $total_size / $page_size ); $this ->sub_pages = intval ( $sub_pages ); $this ->pageparam = $pageparam ; $this ->pagelink = ( empty empty ( $pagelink ) ? $_server [ "php_self" ] : $pagelink ); $this -> static = $static ; $this ->page_tpl [ 'default' ] = array ( 'tpl' => '<div class="pager">{first}{prev}{liststart}{list}{listend}{next}{last} 跳转到{jump}页</div>' , 'config' => array () ); } public function __set( $param , $value ) { $this -> $param = $value ; } public function __get( $param ) { return $this -> $param ; } /* __destruct析构函数，当类不在使用的时候调用，该函数用来释放资源。 */ function __destruct() { unset ( $page_size ); //每页显示的条目数 unset ( $total_size ); //总条目数 unset ( $current_page ); //当前被选中的页 unset ( $sub_pages ); //每次显示的页数 unset ( $total_pages ); //总页数 unset ( $page_tpl ); // 分页模板 unset ( $pageparam ); //分页参数，默认page unset ( $pagelink ); unset ( $static ); } private function urlparameters( $url = array ()) { foreach ( $url as $key => $val ) { if ( $key != $this ->pageparam) $arg [] = $key . '=' . $val ; } $arg [] = $this ->pageparam . '=*' ; if ( $this -> static ) return str_replace ( '{page}' , '*' , $this ->pagelink ); else return $this ->pagelink . '?' . implode ( '&' , $arg ); } public function setpager( $tpl_name = 'default' , $tpl = '' , $config = array ()) { if ( empty empty ( $tpl )) $tpl = $this ->page_tpl [ 'default' ] [ 'tpl' ]; if ( empty empty ( $config )) $config = $this ->page_tpl [ 'default' ] [ 'config' ]; $this ->page_tpl [ $tpl_name ] = array ( 'tpl' => $tpl , 'config' => $config ); } public function getpager( $tpl_name = 'default' ) { $this ->getcurrentpage (); return $this ->pager ( $this ->page_tpl [ $tpl_name ] ); } public function getcurrentpage() { $this ->current_page = ( $_get [ $this ->pageparam] <= intval ( $this ->total_pages ) ? ( $_get [ $this ->pageparam] < 1 ? 1 : $_get [ $this ->pageparam]) : intval ( $this ->total_pages )); } public function pager( $page_tpl = '' ) { if ( empty empty ( $page_tpl )) $page_tpl = $this ->page_tpl [ 'default' ]; $cfg = array ( 'recordcount' => intval ( $this ->total_size ), 'pageindex' => intval ( $this ->current_page ), 'pagecount' => intval ( $this ->total_pages ), 'pagesize' => intval ( $this ->page_size ), 'listlong' => intval ( $this ->sub_pages ), 'listsidelong' => 2, 'list' => '*' , 'currentclass' => 'current' , 'link' => $this ->urlparameters ( $_get ), 'first' => '«' , 'prev' => '‹' , 'next' => '›' , 'last' => '»' , 'more' => '...' , 'disabledclass' => 'disabled' , 'jump' => 'input' , 'jumpplus' => '' , 'jumpaction' => '' , 'jumplong' => 50 ); if (! empty empty ( $page_tpl [ 'config' ] )) { foreach ( $page_tpl [ 'config' ] as $key => $val ) { if ( array_key_exists ( $key , $cfg )) $cfg [ $key ] = $val ; } } $tmpstr = $page_tpl [ 'tpl' ]; $pstart = $cfg [ 'pageindex' ] - (( $cfg [ 'listlong' ] / 2) + ( $cfg [ 'listlong' ] % 2)) + 1; $pend = $cfg [ 'pageindex' ] + $cfg [ 'listlong' ] / 2; if ( $pstart < 1) { $pstart = 1; $pend = $cfg [ 'listlong' ]; } if ( $pend > $cfg [ 'pagecount' ]) { $pstart = $cfg [ 'pagecount' ] - $cfg [ 'listlong' ] + 1; $pend = $cfg [ 'pagecount' ]; } if ( $pstart < 1) $pstart = 1; for ( $i = $pstart ; $i <= $pend ; $i ++) { if ( $i == $cfg [ 'pageindex' ]) $plist .= '<span class="' . $cfg [ 'currentclass' ] . '" >' . str_replace ( '*' , $i , $cfg [ 'list' ] ) . '</span> ' ; else $plist .= ' <a href="' . str_replace ( '*' , $i , $cfg [ 'link' ] ) . '"> ' . str_replace ( '*' , $i , $cfg [ 'list' ] ) . '</a> ' ; } if ( $cfg [ 'listsidelong' ] > 0) { if ( $cfg [ 'listsidelong' ] < $pstart ) { for ( $i = 1; $i <= $cfg [ 'listsidelong' ]; $i ++) { $pliststart .= '<a href="' . str_replace ( '*' , $i , $cfg [ 'link' ] ) . '">' . str_replace ( '*' , $i , $cfg [ 'list' ] ) . '</a> ' ; } $pliststart .= ( $cfg [ 'listsidelong' ] + 1) == $pstart ? '' : $cfg [ 'more' ] . ' ' ; } else { if ( $cfg [ 'listsidelong' ] >= $pstart && $pstart > 1) { for ( $i = 1; $i <= ( $pstart - 1); $i ++) { $pliststart .= '<a href="' . str_replace ( '*' , $i , $cfg [ 'link' ] ) . '">' . str_replace ( '*' , $i , $cfg [ 'list' ] ) . '</a> ' ; } } } if (( $cfg [ 'pagecount' ] - $cfg [ 'listsidelong' ]) > $pend ) { $plistend = ' ' . $cfg [ 'more' ] . $plistend ; for ( $i = (( $cfg [ 'pagecount' ] - $cfg [ 'listsidelong' ]) + 1); $i <= $cfg [ 'pagecount' ]; $i ++) { $plistend .= ' <a href="' . str_replace ( '*' , $i , $cfg [ 'link' ] ) . '"> ' . str_replace ( '*' , $i , $cfg [ 'list' ] ) . ' </a> ' ; } } else { if (( $cfg [ 'pagecount' ] - $cfg [ 'listsidelong' ]) <= $pend && $pend < $cfg [ 'pagecount' ]) { for ( $i = ( $pend + 1); $i <= $cfg [ 'pagecount' ]; $i ++) { $plistend .= ' <a href="' . str_replace ( '*' , $i , $cfg [ 'link' ] ) . '"> ' . str_replace ( '*' , $i , $cfg [ 'list' ] ) . ' </a> ' ; } } } } if ( $cfg [ 'pageindex' ] > 1) { $pfirst = ' <a href="' . str_replace ( '*' , '1' , $cfg [ 'link' ] ) . '">' . $cfg [ 'first' ] . '</a> ' ; $pprev = ' <a href="' . str_replace ( '*' , $cfg [ 'pageindex' ] - 1, $cfg [ 'link' ] ) . '">' . $cfg [ 'prev' ] . '</a> ' ; } else { $pfirst = ' <span class="' . $cfg [ 'disabledclass' ] . '">' . $cfg [ 'first' ] . '</span> ' ; $pprev = ' <span class="' . $cfg [ 'disabledclass' ] . '">' . $cfg [ 'prev' ] . '</span> ' ; } if ( $cfg [ 'pageindex' ] < $cfg [ 'pagecount' ]) { $plast = ' <a href="' . str_replace ( '*' , $cfg [ 'pagecount' ], $cfg [ 'link' ] ) . '">' . $cfg [ 'last' ] . '</a> ' ; $pnext = ' <a href="' . str_replace ( '*' , $cfg [ 'pageindex' ] + 1, $cfg [ 'link' ] ) . '">' . $cfg [ 'next' ] . '</a> ' ; } else { $plast = ' <span class="' . $cfg [ 'disabledclass' ] . '">' . $cfg [ 'last' ] . '</span> ' ; $pnext = ' <span class="' . $cfg [ 'disabledclass' ] . '">' . $cfg [ 'next' ] . '</span> ' ; } switch ( strtolower ( $cfg [ 'jump' ] )) { case 'input' : $pjumpvalue = 'this.value' ; $pjump = '<input type="text" size="3" title="请输入要跳转到的页数并回车"' . (( $cfg [ 'jumpplus' ] == '' ) ? '' : ' ' . $cfg [ 'jumpplus' ]); $pjump .= ' onkeydown=":if(event.charcode==13||event.keycode==13){if(!isnan(' . $pjumpvalue . ')){' ; $pjump .= ( $cfg [ 'jumpaction' ] == '' ? (( strtolower ( substr ( $cfg [ 'link' ], 0, 11 ) ) == 'javascript：' ) ? str_replace ( '*' , $pjumpvalue , substr ( $cfg [ 'link' ], 12 ) ) : " document.location.href='" . str_replace ( '* ', ' '+' . $pjumpvalue . '+' ', $cfg [' link '] ) . ' ';' ) : str_replace ( "*" , $pjumpvalue , $cfg [ 'jumpaction' ] )); $pjump .= '}return false;}" />' ; break ; case 'select' : $pjumpvalue = "this.options[this.selectedindex].value" ; $pjump = '<select ' . ( $cfg [ 'jumpplus' ] == '' ? ' ' . $cfg [ 'jumpplus' ] . ' onchange="javascript：' : $cfg [ 'jumpplus' ]); $pjump .= ( $cfg [ 'jumpaction' ] == '' ? (( strtolower ( substr ( $cfg [ 'link' ], 0, 11 ) ) == 'javascript：' ) ? str_replace ( '*' , $pjumpvalue , substr ( $cfg [ 'link' ], 12 ) ) : " document.location.href='" . str_replace ( '* ', ' '+' . $pjumpvalue . '+' ', $cfg [' link '] ) . ' ';' ) : str_replace ( "*" , $pjumpvalue , $cfg [ 'jumpaction' ] )); $pjump .= '" title="请选择要跳转到的页数"> ' ; if ( $cfg [ 'jumplong' ] == 0) { for ( $i = 0; $i <= $cfg [ 'pagecount' ]; $i ++) { $pjump .= '<option value="' . $i . '"' . (( $i == $cfg [ 'pageindex' ]) ? ' selected="selected"' : '' ) . ' >' . $i . '</option> ' ; } } else { $pjumplong = intval ( $cfg [ 'jumplong' ] / 2 ); $pjumpstart = ((( $cfg [ 'pageindex' ] - $pjumplong ) < 1) ? 1 : ( $cfg [ 'pageindex' ] - $pjumplong )); $pjumpstart = ((( $cfg [ 'pagecount' ] - $cfg [ 'pageindex' ]) < $pjumplong ) ? ( $pjumpstart - ( $pjumplong - ( $cfg [ 'pagecount' ] - $cfg [ 'pageindex' ])) + 1) : $pjumpstart ); $pjumpstart = (( $pjumpstart < 1) ? 1 : $pjumpstart ); $j = 1; for ( $i = $pjumpstart ; $i <= $cfg [ 'pageindex' ]; $i ++, $j ++) { $pjump .= '<option value="' . $i . '"' . (( $i == $cfg [ 'pageindex' ]) ? ' selected="selected"' : '' ) . '>' . $i . '</option> ' ; } $pjumplong = $cfg [ 'pagecount' ] - $cfg [ 'pageindex' ] < $pjumplong ? $pjumplong : $pjumplong + ( $pjumplong - $j ) + 1; $pjumpend = $cfg [ 'pageindex' ] + $pjumplong > $cfg [ 'pagecount' ] ? $cfg [ 'pagecount' ] : $cfg [ 'pageindex' ] + $pjumplong ; for ( $i = $cfg [ 'pageindex' ] + 1; $i <= $pjumpend ; $i ++) { $pjump .= '<option value="' . $i . '">' . $i . '</option> ' ; } } $pjump .= '</select>' ; break ; } $patterns = array ( '/{recordcount}/' , '/{pagecount}/' , '/{pageindex}/' , '/{pagesize}/' , '/{list}/' , '/{liststart}/' , '/{listend}/' , '/{first}/' , '/{prev}/' , '/{next}/' , '/{last}/' , '/{jump}/' ); $replace = array ( $cfg [ 'recordcount' ], $cfg [ 'pagecount' ], $cfg [ 'pageindex' ], $cfg [ 'pagesize' ], $plist , $pliststart , $plistend , $pfirst , $pprev , $pnext , $plast , $pjump ); $tmpstr = chr ( 13 ) . chr ( 10 ) . preg_replace ( $patterns , $replace , $tmpstr ) . chr ( 13 ) . chr ( 10 ); unset ( $cfg ); return $tmpstr ; } } ?>查看更多关于一个实例php mysql模板分页类 - php分页的详细内容...
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