PHP SmartyPaginate::getCurrentItem方法代码示例

 /**
  * assign $paginate var values
  *
  * @param obj &$smarty the smarty object reference
  * @param string $var the name of the assigned var
  * @param string $id the pagination id
  */
 public static function assign(&$smarty, $var = 'paginate', $id = 'default')
 {
     if (is_object($smarty) && (strtolower(get_class($smarty)) == 'smarty' || is_subclass_of($smarty, 'smarty'))) {
         $_paginate['total'] = SmartyPaginate::getTotal($id);
         $_paginate['first'] = SmartyPaginate::getCurrentItem($id);
         $_paginate['last'] = SmartyPaginate::getLastItem($id);
         $_paginate['page_current'] = ceil(SmartyPaginate::getLastItem($id) / SmartyPaginate::getLimit($id));
         $_paginate['page_total'] = ceil(SmartyPaginate::getTotal($id) / SmartyPaginate::getLimit($id));
         $_paginate['size'] = $_paginate['last'] - $_paginate['first'];
         $_paginate['url'] = SmartyPaginate::getUrl($id);
         $_paginate['urlvar'] = SmartyPaginate::getUrlVar($id);
         $_paginate['current_item'] = SmartyPaginate::getCurrentItem($id);
         $_paginate['prev_text'] = SmartyPaginate::getPrevText($id);
         $_paginate['next_text'] = SmartyPaginate::getNextText($id);
         $_paginate['limit'] = SmartyPaginate::getLimit($id);
         $_item = 1;
         $_page = 1;
         while ($_item <= $_paginate['total']) {
             $_paginate['page'][$_page]['number'] = $_page;
             $_paginate['page'][$_page]['item_start'] = $_item;
             $_paginate['page'][$_page]['item_end'] = $_item + $_paginate['limit'] - 1 <= $_paginate['total'] ? $_item + $_paginate['limit'] - 1 : $_paginate['total'];
             $_paginate['page'][$_page]['is_current'] = $_item == $_paginate['current_item'];
             $_item += $_paginate['limit'];
             $_page++;
         }
         $smarty->assign($var, $_paginate);
     } else {
         trigger_error("SmartyPaginate: [assign] I need a valid Smarty object.");
         return false;
     }
 }

/**
 * Project:     SmartyPaginate: Pagination for the Smarty Template Engine
 * File:        function.paginate_middle.php
 * Author:      Monte Ohrt <monte at newdigitalgroup dot com>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * @link http://www.phpinsider.com/php/code/SmartyPaginate/
 * @copyright 2001-2005 New Digital Group, Inc.
 * @author Monte Ohrt <monte at newdigitalgroup dot com>
 * @package SmartyPaginate
 * @version 1.6-dev
 */
function smarty_function_paginate_middle($params, &$smarty)
{
    $_id = 'default';
    $_prefix = '[';
    $_suffix = ']';
    $_link_prefix = '';
    $_link_suffix = '';
    $_page_limit = null;
    $_attrs = array();
    if (!class_exists('SmartyPaginate')) {
        $smarty->trigger_error("paginate_middle: missing SmartyPaginate class");
        return;
    }
    if (!isset($_SESSION['SmartyPaginate'])) {
        $smarty->trigger_error("paginate_middle: SmartyPaginate is not initialized, use connect() first");
        return;
    }
    foreach ($params as $_key => $_val) {
        switch ($_key) {
            case 'id':
                if (!SmartyPaginate::isConnected($_val)) {
                    $smarty->trigger_error("paginate_middle: unknown id '{$_val}'");
                    return;
                }
                $_id = $_val;
                break;
            case 'prefix':
                $_prefix = $_val;
                break;
            case 'suffix':
                $_suffix = $_val;
                break;
            case 'link_prefix':
                $_link_prefix = $_val;
                break;
            case 'link_suffix':
                $_link_suffix = $_val;
                break;
            case 'page_limit':
                $_page_limit = $_val;
                break;
            case 'format':
                break;
            default:
                $_attrs[] = $_key . '="' . $_val . '"';
                break;
        }
    }
    if (!isset($_SESSION['SmartyPaginate'][$_id]['item_total'])) {
        $smarty->trigger_error("paginate_middle: total was not set");
        return;
    }
    if (!isset($_page_limit) && isset($_SESSION['SmartyPaginate'][$_id]['page_limit'])) {
        $_page_limit = $_SESSION['SmartyPaginate'][$_id]['page_limit'];
    }
    $_url = $_SESSION['SmartyPaginate'][$_id]['url'];
    // $_url = full_url();
    $_total = SmartyPaginate::getTotal($_id);
    $_curr_item = SmartyPaginate::getCurrentItem($_id);
    $_limit = SmartyPaginate::getLimit($_id);
    $_item = 1;
    $_page = 1;
    $_display_pages = 0;
    $_ret = '';
    $_attrs = !empty($_attrs) ? ' ' . implode(' ', $_attrs) : '';
    if (isset($_page_limit)) {
        // find halfway point
        $_page_limit_half = floor($_page_limit / 2);
        // determine what item/page we start with
        $_item_start = $_curr_item - $_limit * $_page_limit_half;
        if (($_view = ceil(($_total - $_item_start) / $_limit)) < $_page_limit) {
            $_item_start -= $_limit * ($_page_limit - $_view);
        }
        $_item = $_item_start >= 1 ? $_item_start : 1;
        $_page = ceil($_item / $_limit);
//.........这里部分代码省略.........

/**
 * Project:     SmartyPaginate: Pagination for the Smarty Template Engine
 * File:        function.paginate_middle.php
 * Author:      Monte Ohrt <monte at newdigitalgroup dot com>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * @link http://www.phpinsider.com/php/code/SmartyPaginate/
 * @copyright 2001-2005 New Digital Group, Inc.
 * @author Monte Ohrt <monte at newdigitalgroup dot com>
 * @package SmartyPaginate
 * @version 1.6-dev
 */
function smarty_function_paginate_middle($params, &$smarty)
{
    global $startUp, $conf, $cat_id;
    $_id = 'default';
    $_prefix = '[';
    $_suffix = ']';
    $_link_prefix = '';
    $_link_suffix = '';
    $_page_limit = null;
    $_attrs = array();
    if (!class_exists('SmartyPaginate')) {
        $smarty->trigger_error("paginate_middle: missing SmartyPaginate class");
        return;
    }
    if (!isset($_SESSION['SmartyPaginate'])) {
        $smarty->trigger_error("paginate_middle: SmartyPaginate is not initialized, use connect() first");
        return;
    }
    foreach ($params as $_key => $_val) {
        switch ($_key) {
            case 'id':
                if (!SmartyPaginate::isConnected($_val)) {
                    $smarty->trigger_error("paginate_middle: unknown id '{$_val}'");
                    return;
                }
                $_id = $_val;
                break;
            case 'prefix':
                $_prefix = $_val;
                break;
            case 'suffix':
                $_suffix = $_val;
                break;
            case 'link_prefix':
                $_link_prefix = $_val;
                break;
            case 'link_suffix':
                $_link_suffix = $_val;
                break;
            case 'page_limit':
                $_page_limit = $_val;
                break;
            case 'format':
                break;
            default:
                $_attrs[] = $_key . '="' . $_val . '"';
                break;
        }
    }
    if (!isset($_SESSION['SmartyPaginate'][$_id]['item_total'])) {
        $smarty->trigger_error("paginate_middle: total was not set");
        return;
    }
    if (!isset($_page_limit) && isset($_SESSION['SmartyPaginate'][$_id]['page_limit'])) {
        $_page_limit = $_SESSION['SmartyPaginate'][$_id]['page_limit'];
    }
    $_url = $_SESSION['SmartyPaginate'][$_id]['url'];
    $_total = SmartyPaginate::getTotal($_id);
    $_curr_item = SmartyPaginate::getCurrentItem($_id);
    $_limit = SmartyPaginate::getLimit($_id);
    $_item = 1;
    $_page = 1;
    $_display_pages = 0;
    $_ret = '';
    $_attrs = !empty($_attrs) ? ' ' . implode(' ', $_attrs) : '';
    if (isset($_page_limit)) {
        // find halfway point
        $_page_limit_half = floor($_page_limit / 2);
        // determine what item/page we start with
        $_item_start = $_curr_item - $_limit * $_page_limit_half;
        if (($_view = ceil(($_total - $_item_start) / $_limit)) < $_page_limit) {
            $_item_start -= $_limit * ($_page_limit - $_view);
        }
        $_item = $_item_start >= 1 ? $_item_start : 1;
        $_page = ceil($_item / $_limit);
//.........这里部分代码省略.........