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- <?php
- /* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
-
- /**
- * Contains the Pager_HtmlWidgets class
- *
- * PHP versions 4 and 5
- *
- * LICENSE: Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE FREEBSD PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * @category HTML
- * @package Pager
- * @author Lorenzo Alberton <l.alberton@quipo.it>
- * @copyright 2003-2007 Lorenzo Alberton
- * @license http://www.debian.org/misc/bsd.license BSD License (3 Clause)
- * @version CVS: $Id: HtmlWidgets.php,v 1.6 2008/03/26 21:36:28 quipo Exp $
- * @link http://pear.php.net/package/Pager
- */
-
- /**
- * Pager_HtmlWidgets
- *
- * @category HTML
- * @package Pager
- * @author Lorenzo Alberton <l.alberton@quipo.it>
- * @copyright 2003-2007 Lorenzo Alberton
- * @license http://www.debian.org/misc/bsd.license BSD License (3 Clause)
- * @link http://pear.php.net/package/Pager
- */
- class Pager_HtmlWidgets
- {
- var $pager = null;
-
- // {{{ constructor
-
- /**
- * Constructor
- *
- * @param object &$pager Pager instance
- */
- function Pager_HtmlWidgets(&$pager)
- {
- $this->pager =& $pager;
- }
-
- // }}}
- // {{{ getPerPageSelectBox()
-
- /**
- * Returns a string with a XHTML SELECT menu,
- * useful for letting the user choose how many items per page should be
- * displayed. If parameter useSessions is TRUE, this value is stored in
- * a session var. The string isn't echoed right now so you can use it
- * with template engines.
- *
- * @param integer $start starting value for the select menu
- * @param integer $end ending value for the select menu
- * @param integer $step step between values in the select menu
- * @param boolean $showAllData If true, perPage is set equal to totalItems.
- * @param array $extraParams (or string $optionText for BC reasons)
- * - 'optionText': text to show in each option.
- * Use '%d' where you want to see the number of pages selected.
- * - 'attributes': (html attributes) Tag attributes or
- * HTML attributes (id="foo" pairs), will be inserted in the
- * <select> tag
- * - 'checkMaxLimit': if true, Pager checks if $end is bigger
- * than $totalItems, and doesn't show the extra select options
- *
- * @return string xhtml select box
- * @access public
- */
- function getPerPageSelectBox($start=5, $end=30, $step=5, $showAllData=false, $extraParams=array())
- {
- // FIXME: needs POST support
- $optionText = '%d';
- $attributes = '';
- $checkMaxLimit = false;
- if (is_string($extraParams)) {
- //old behavior, BC maintained
- $optionText = $extraParams;
- } else {
- if (array_key_exists('optionText', $extraParams)) {
- $optionText = $extraParams['optionText'];
- }
- if (array_key_exists('attributes', $extraParams)) {
- $attributes = $extraParams['attributes'];
- }
- if (array_key_exists('checkMaxLimit', $extraParams)) {
- $checkMaxLimit = $extraParams['checkMaxLimit'];
- }
- }
-
- if (!strstr($optionText, '%d')) {
- return $this->pager->raiseError(
- $this->pager->errorMessage(ERROR_PAGER_INVALID_PLACEHOLDER),
- ERROR_PAGER_INVALID_PLACEHOLDER
- );
- }
- $start = (int)$start;
- $end = (int)$end;
- $step = (int)$step;
- if (!empty($_SESSION[$this->pager->_sessionVar])) {
- $selected = (int)$_SESSION[$this->pager->_sessionVar];
- } else {
- $selected = $this->pager->_perPage;
- }
-
- if ($checkMaxLimit && $this->pager->_totalItems >= 0 && $this->pager->_totalItems < $end) {
- $end = $this->pager->_totalItems;
- }
-
- $tmp = '<select name="'.$this->pager->_sessionVar.'"';
- if (!empty($attributes)) {
- $tmp .= ' '.$attributes;
- }
- $tmp .= '>';
- $last = $start;
- for ($i=$start; $i<=$end; $i+=$step) {
- $last = $i;
- $tmp .= '<option value="'.$i.'"';
- if ($i == $selected) {
- $tmp .= ' selected="selected"';
- }
- $tmp .= '>'.sprintf($optionText, $i).'</option>';
- }
- if ($showAllData && $last != $this->pager->_totalItems) {
- $tmp .= '<option value="'.$this->pager->_totalItems.'"';
- if ($this->pager->_totalItems == $selected) {
- $tmp .= ' selected="selected"';
- }
- $tmp .= '>';
- if (empty($this->pager->_showAllText)) {
- $tmp .= str_replace('%d', $this->pager->_totalItems, $optionText);
- } else {
- $tmp .= $this->pager->_showAllText;
- }
- $tmp .= '</option>';
- }
- if (substr($tmp, -9, 9) !== '</option>') {
- //empty select
- $tmp .= '<option />';
- }
- $tmp .= '</select>';
- return $tmp;
- }
-
- // }}}
- // {{{ getPageSelectBox()
-
- /**
- * Returns a string with a XHTML SELECT menu with the page numbers,
- * useful as an alternative to the links
- *
- * @param array $params - 'optionText': text to show in each option.
- * Use '%d' where you want to see the number
- * of pages selected.
- * - 'autoSubmit': if TRUE, add some js code
- * to submit the form on the onChange event
- * @param string $extraAttributes (html attributes) Tag attributes or
- * HTML attributes (id="foo" pairs), will be
- * inserted in the <select> tag
- *
- * @return string xhtml select box
- * @access public
- */
- function getPageSelectBox($params = array(), $extraAttributes = '')
- {
- $optionText = '%d';
- if (array_key_exists('optionText', $params)) {
- $optionText = $params['optionText'];
- }
-
- if (!strstr($optionText, '%d')) {
- return $this->pager->raiseError(
- $this->pager->errorMessage(ERROR_PAGER_INVALID_PLACEHOLDER),
- ERROR_PAGER_INVALID_PLACEHOLDER
- );
- }
-
- $tmp = '<select name="'.$this->pager->_urlVar.'"';
- if (!empty($extraAttributes)) {
- $tmp .= ' '.$extraAttributes;
- }
- if (!empty($params['autoSubmit'])) {
- if ($this->pager->_httpMethod == 'GET') {
- $selector = '\' + '.'this.options[this.selectedIndex].value + \'';
- if ($this->pager->_append) {
- $href = '?' . $this->pager->_http_build_query_wrapper($this->pager->_linkData);
- $href = htmlentities($this->pager->_url). preg_replace(
- '/(&|&|\?)('.$this->pager->_urlVar.'=)(\d+)/',
- '\\1\\2'.$selector,
- htmlentities($href)
- );
- } else {
- $href = htmlentities($this->pager->_url . str_replace('%d', $selector, $this->pager->_fileName));
- }
- $tmp .= ' onchange="document.location.href=\''
- . $href .'\''
- . '"';
- } elseif ($this->pager->_httpMethod == 'POST') {
- $tmp .= " onchange='"
- . $this->pager->_generateFormOnClick($this->pager->_url, $this->pager->_linkData)
- . "'";
- $tmp = preg_replace(
- '/(input\.name = \"'.$this->pager->_urlVar.'\"; input\.value =) \"(\d+)\";/',
- '\\1 this.options[this.selectedIndex].value;',
- $tmp
- );
- }
- }
- $tmp .= '>';
- $start = 1;
- $end = $this->pager->numPages();
- $selected = $this->pager->getCurrentPageID();
- for ($i=$start; $i<=$end; $i++) {
- $tmp .= '<option value="'.$i.'"';
- if ($i == $selected) {
- $tmp .= ' selected="selected"';
- }
- $tmp .= '>'.sprintf($optionText, $i).'</option>';
- }
- $tmp .= '</select>';
- return $tmp;
- }
-
- // }}}
- }
- ?>