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<?php
/**
* @version $Id: mospaging.php 2574 2006-02-23 18:48:16Z stingrey $
* @package Joomla
* @copyright Copyright (C) 2005 Open Source Matters. All rights reserved.
* @license http://www.gnu.org/copyleft/gpl.html GNU/GPL, see LICENSE.php
* Joomla! is free software. This version may have been modified pursuant
* to the GNU General Public License, and as distributed it includes or
* is derivative of works licensed under the GNU General Public License or
* other free or open source software licenses.
* See COPYRIGHT.php for copyright notices and details.
*/
// no direct access
defined( '_VALID_MOS' ) or die( 'Äîñòóï çàïðåùåí' );
$_MAMBOTS->registerFunction( 'onPrepareContent', 'botMosPaging' );
/**
* Page break mambot
*
* <b>Usage:</b>
* <code>{mospagebreak}</code>
* <code>{mospagebreak title=The page title}</code>
* or
* <code>{mospagebreak heading=The first page}</code>
* or
* <code>{mospagebreak title=The page title&heading=The first page}</code>
* or
* <code>{mospagebreak heading=The first page&title=The page title}</code>
*
*/
function botMosPaging( $published, &$row, &$params, $page=0 ) {
global $mainframe, $Itemid, $database, $_MAMBOTS;
// simple performance check to determine whether bot should process further
if ( strpos( $row->text, 'mospagebreak' ) === false ) {
return true;
}
// expression to search for
$regex = '/{(mospagebreak)\s*(.*?)}/i';
// check whether mambot has been unpublished
if (!$published || $params->get( 'intro_only' )|| $params->get( 'popup' )) {
$row->text = preg_replace( $regex, '', $row->text );
return;
}
// find all instances of mambot and put in $matches
$matches = array();
preg_match_all( $regex, $row->text, $matches, PREG_SET_ORDER );
// split the text around the mambot
$text = preg_split( $regex, $row->text );
// count the number of pages
$n = count( $text );
// we have found at least one mambot, therefore at least 2 pages
if ($n > 1) {
// check if param query has previously been processed
if ( !isset($_MAMBOTS->_content_mambot_params['mospaging']) ) {
// load mambot params info
$query = "SELECT params"
. "\n FROM #__mambots"
. "\n WHERE element = 'mospaging'"
. "\n AND folder = 'content'"
;
$database->setQuery( $query );
$database->loadObject($mambot);
// save query to class variable
$_MAMBOTS->_content_mambot_params['mospaging'] = $mambot;
}
// pull query data from class variable
$mambot = $_MAMBOTS->_content_mambot_params['mospaging'];
$botParams = new mosParameters( $mambot->params );
$title = $botParams->def( 'title', 1 );
// adds heading or title to <site> Title
if ( $title ) {
$page_text = $page + 1;
$row->page_title = _PN_PAGE .' '. $page_text;
if ( !$page ) {
// processing for first page
parse_str( html_entity_decode( $matches[0][2] ), $args );
if ( @$args['heading'] ) {
//$row->page_title = $args['heading'];
$row->page_title = '';
} else {
$row->page_title = '';
}
} else if ( $matches[$page-1][2] ) {
parse_str( html_entity_decode( $matches[$page-1][2] ), $args );
if ( @$args['title'] ) {
$row->page_title = ': '. stripslashes( $args['title'] );
}
}
}
// reset the text, we already hold it in the $text array
$row->text = '';
$hasToc = $mainframe->getCfg( 'multipage_toc' );
if ( $hasToc ) {
// display TOC
createTOC( $row, $matches, $page );
} else {
$row->toc = '';
}
// traditional mos page navigation
require_once( $GLOBALS['mosConfig_absolute_path'] . '/includes/pageNavigation.php' );
$pageNav = new mosPageNav( $n, $page, 1 );
// page counter
$row->text .= '<div class="pagenavcounter">';
$row->text .= $pageNav->writeLeafsCounter();
$row->text .= '</div>';
// page text
$row->text .= $text[$page];
$row->text .= '<br />';
$row->text .= '<div class="pagenavbar">';
// adds navigation between pages to bottom of text
if ( $hasToc ) {
createNavigation( $row, $page, $n );
}
// page links shown at bottom of page if TOC disabled
if (!$hasToc) {
$row->text .= $pageNav->writePagesLinks( 'index.php?option=com_content&task=view&id='. $row->id .'&Itemid='. $Itemid );
}
$row->text .= '</div><br />';
}
return true;
}
function createTOC( &$row, &$matches, &$page ) {
global $Itemid;
$nonseflink = 'index.php?option=com_content&task=view&id='. $row->id .'&Itemid='. $Itemid;
$link = 'index.php?option=com_content&task=view&id='. $row->id .'&Itemid='. $Itemid;
$link = sefRelToAbs( $link );
$heading = $row->title;
// allows customization of first page title by checking for `heading` attribute in first bot
if ( @$matches[0][2] ) {
parse_str( html_entity_decode( $matches[0][2] ), $args );
if ( @$args['heading'] ) {
$heading = $args['heading'];
$row->title .= ' - '. $heading;
}
}
// TOC Header
$row->toc = '
<table cellpadding="0" cellspacing="0" class="contenttoc" align="right">
<tr>
<th>'
. _TOC_JUMPTO .
'</th>
</tr>
';
// TOC First Page link
$row->toc .= '
<tr>
<td>
<a href="'. $link .'" class="toclink">'
. $heading .
'</a>
</td>
</tr>
';
$i = 2;
$args2 = array();
foreach ( $matches as $bot ) {
$link = $nonseflink .'&limit=1&limitstart='. ($i-1);
$link = sefRelToAbs( $link );
if ( @$bot[2] ) {
parse_str( html_entity_decode( $bot[2] ), $args2 );
if ( @$args2['title'] ) {
$row->toc .= '
<tr>
<td>
<a href="'. $link .'" class="toclink">'
. stripslashes( $args2['title'] ) .
'</a>
</td>
</tr>
';
} else {
$row->toc .= '
<tr>
<td>
<a href="'. $link .'" class="toclink">'
. _PN_PAGE .' '. $i .
'</a>
</td>
</tr>
';
}
} else {
$row->toc .= '
<tr>
<td>
<a href="'. $link .'" class="toclink">'
. _PN_PAGE .' '. $i .
'</a>
</td>
</tr>
';
}
$i++;
}
$row->toc .= '</table>';
}
function createNavigation( &$row, $page, $n ) {
global $Itemid;
$link = 'index.php?option=com_content&task=view&id='. $row->id .'&Itemid='. $Itemid;
if ( $page < $n-1 ) {
$link_next = $link .'&limit=1&limitstart='. ( $page + 1 );
$link_next = sefRelToAbs( $link_next );
$next = '<a href="'. $link_next .'">' ._CMN_NEXT . _CMN_NEXT_ARROW .'</a>';
} else {
$next = _CMN_NEXT;
}
if ( $page > 0 ) {
$link_prev = $link .'&limit=1&limitstart='. ( $page - 1 );
$link_prev = sefRelToAbs( $link_prev );
$prev = '<a href="'. $link_prev .'">'. _CMN_PREV_ARROW . _CMN_PREV .'</a>';
} else {
$prev = _CMN_PREV;
}
$row->text .= '<div>' . $prev . ' - ' . $next .'</div>';
}
?>