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<?php
// $Id: block.php,v 1.4.6.12.2.5 2005/09/23 12:58:20 mithyt2 Exp $
// ------------------------------------------------------------------------ //
// XOOPS - PHP Content Management System //
// Copyright (c) 2000 XOOPS.org //
// <http://www.xoops.org/> //
// ------------------------------------------------------------------------ //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation; either version 2 of the License, or //
// (at your option) any later version. //
// //
// You may not change or alter any portion of this comment or credits //
// of supporting developers from this source code or any supporting //
// source code which is considered copyrighted (c) material of the //
// original comment or credit authors. //
// //
// This program 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 General Public License for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program; if not, write to the Free Software //
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA //
// ------------------------------------------------------------------------ //
// Author: Kazumi Ono (AKA onokazu) //
// URL: http://www.myweb.ne.jp/, http://www.xoops.org/, http://jp.xoops.org/ //
// Project: The XOOPS Project //
// ------------------------------------------------------------------------- //
if (!defined('XOOPS_ROOT_PATH')) {
exit();
}
/**
* @author Kazumi Ono <onokazu@xoops.org>
* @copyright copyright (c) 2000 XOOPS.org
**/
/**
* A block
*
* @author Kazumi Ono <onokazu@xoops.org>
* @copyright copyright (c) 2000 XOOPS.org
*
* @package kernel
**/
class XoopsBlock extends XoopsObject
{
/**
* constructor
*
* @param mixed $id
**/
function XoopsBlock($id = null)
{
$this->initVar('bid', XOBJ_DTYPE_INT, null, false);
$this->initVar('mid', XOBJ_DTYPE_INT, 0, false);
$this->initVar('options', XOBJ_DTYPE_ARRAY, null, false);
$this->initVar('name', XOBJ_DTYPE_TXTBOX, null, true, 150);
$this->initVar('isactive', XOBJ_DTYPE_INT, null, false);
$this->initVar('dirname', XOBJ_DTYPE_TXTBOX, null, false, 50);
$this->initVar('func_file', XOBJ_DTYPE_TXTBOX, null, false, 50);
$this->initVar('show_func', XOBJ_DTYPE_TXTBOX, null, false, 50);
$this->initVar('edit_func', XOBJ_DTYPE_TXTBOX, null, false, 50);
$this->initVar('template', XOBJ_DTYPE_OTHER, null, false);
$this->initVar('last_modified', XOBJ_DTYPE_INT, 0, false);
}
/**
* (HTML-) form for setting the options of the block
*
* @return string HTML for the form, FALSE if not defined for this block
**/
function getOptions() {
if ( !( $edit_func = $this->getVar('edit_func') ) ) {
return false;
}
list( $dirname, $func, $lang ) = array( $this->getVar('dirname'), $this->getVar('func_file'), $GLOBALS['xoopsConfig']['language'] );
if ( file_exists( XOOPS_ROOT_PATH . "/modules/$dirname/blocks/$func" ) ) {
if ( file_exists( XOOPS_ROOT_PATH . "/modules/$dirname/language/$lang/blocks.php") ) {
include_once( XOOPS_ROOT_PATH . "/modules/$dirname/language/$lang/blocks.php" );
} elseif ( file_exists( XOOPS_ROOT_PATH . "/modules/$dirname/language/english/blocks.php" ) ) {
include_once( XOOPS_ROOT_PATH . "/modules/$dirname/language/english/blocks.php" );
}
include_once( XOOPS_ROOT_PATH . "/modules/$dirname/blocks/$func" );
return $edit_func( $this->getVar('options') );
}
return false;
}
}
/**
* XOOPS block handler class. (Singelton)
*
* This class is responsible for providing data access mechanisms to the data source
* of XOOPS block class objects.
*
* @author Kazumi Ono <onokazu@xoops.org>
* @copyright copyright (c) 2000 XOOPS.org
* @package kernel
* @subpackage block
*/
class XoopsBlockHandler extends XoopsPersistableObjectHandler
{
function XoopsBlockHandler(&$db) {
$this->XoopsPersistableObjectHandler($db, 'newblocks', 'XoopsBlock', 'bid', 'name');
}
/**
* delete a block from the database
*
* @param object XoopsBlock $block reference to the block to delete
* @param bool $force
*
* @return bool TRUE if succesful
**/
function delete(&$block, $force = false)
{
$instance_handler =& xoops_gethandler('blockinstance');
$instances = $instance_handler->getObjects(new Criteria('bid', $block->getVar('bid')));
if (count($instances) > 0) {
foreach (array_keys($instances) as $i) {
if (!$instance_handler->delete($instances[$i], $force)) {
//@TODO: LOCALIZE!
$block->setErrors("could not delete block instance ".$instances[$i]->getVar('title')."<br />".implode('<br />', $instances[$i]->getErrors()));
return false;
}
}
}
if ($block->getVar('template') != '') {
$tplfile_handler =& xoops_gethandler('tplfile');
$btemplate = $tplfile_handler->find($GLOBALS['xoopsConfig']['template_set'], 'block', $block->getVar('bid'));
if (count($btemplate) > 0) {
$tplfile_handler->delete($btemplate[0]);
}
}
return parent::delete($block, $force);
}
/**
* get a list of blocks matchich certain conditions
*
* @param string $criteria conditions to match
*
* @return array array of blocks matching the conditions
**/
function getList($criteria = null)
{
$blocks = $this->getObjects($criteria, true);
$ret = array();
foreach ( array_keys($blocks) as $i ) {
$ret[$i] = $blocks[$i]->getVar( 'name' );
}
return $ret;
}
function getByModule($moduleid, $asobject=true, $id_as_key = false) {
return $this->getObjects(new Criteria('mid', $moduleid), $id_as_key, $asobject);
}
function getAllByGroupModule($groupid, $module_id=0, $toponlyblock=false, $visible=null, $orderby='i.weight,i.instanceid', $isactive=1) {
$instance_handler =& xoops_gethandler( 'blockinstance' );
return $instance_handler->getLinkedObjects( $groupid, $module_id, $toponlyblock, $visible, $orderby, $isactive );
}
function getAdminBlocks($groupid, $orderby='i.weight,i.instanceid') {
$instance_handler =& xoops_gethandler('blockinstance');
return $instance_handler->getLinkedObjects($groupid, -2, false, 1);
}
function assignBlocks() {
global $xoopsTpl, $xoopsLogger, $xoopsUser, $xoopsModule, $xoopsConfig, $xoopsOption;
$modulepage = $xoopsModule->getCurrentPage();
if ($modulepage == array() ) {
return;
}
$groups = $xoopsUser ? $xoopsUser->getGroups() : XOOPS_GROUP_ANONYMOUS;
$block_arr = $this->getAllByGroupModule($groups, $modulepage["mid"], $modulepage["page"], XOOPS_BLOCK_VISIBLE);
$old_context = $xoopsLogger->context;
$xoopsLogger->context = "block";
$sides = array(XOOPS_SIDEBLOCK_LEFT => 'l',
XOOPS_CENTERBLOCK_LEFT => 'cl',
XOOPS_CENTERBLOCK_RIGHT => 'cr',
XOOPS_CENTERBLOCK_CENTER => 'cc',
XOOPS_SIDEBLOCK_RIGHT => 'r');
foreach (array_keys($block_arr) as $i) {
$bcachetime = $block_arr[$i]->getVar('bcachetime');
if (empty($bcachetime)) {
$xoopsTpl->xoops_setCaching(0);
} else {
$xoopsTpl->xoops_setCaching(2);
$xoopsTpl->xoops_setCacheTime($bcachetime);
}
$btpl = $block_arr[$i]->block->getVar('template') != '' ? $block_arr[$i]->block->getVar('template') : "system_block_dummy.html";
list( $side, $instanceid ) = array( $block_arr[$i]->getVar('side'), $block_arr[$i]->getVar('instanceid') );
if (empty($bcachetime) || !$xoopsTpl->is_cached('db:'.$btpl, 'blk_'.$instanceid)) {
//@TODO: This should definitely not be here !! (have to put this in the logger class somewhere, if needed)
if ( !isset( $xoopsLogger->queries[$xoopsLogger->context] ) ) {
$xoopsLogger->queries[$xoopsLogger->context] = array();
}
$querycountbefore = count( $xoopsLogger->queries[$xoopsLogger->context] );
if ( !( $bresult = $block_arr[$i]->buildBlock() ) ) {
continue;
}
$xoopsTpl->assign_by_ref('block', $bresult);
$bcontent = $xoopsTpl->fetch( "db:$btpl", "blk_$instanceid" );
$xoopsTpl->clear_assign('block');
$querycount = count( $xoopsLogger->queries[$xoopsLogger->context] ) - $querycountbefore;
$xoopsLogger->addBlock( $block_arr[$i]->block->getVar('name'), false, 0, $querycount );
} else {
$xoopsLogger->addBlock( $block_arr[$i]->block->getVar('name'), true, $bcachetime );
$bcontent = $xoopsTpl->fetch( "db:$btpl", "blk_$instanceid" );
}
$block_info = array(
'id' => $instanceid,
'typeid' => $block_arr[$i]->block->getVar('bid'),
'title' => $block_arr[$i]->getVar('title'),
'content' => $bcontent,
'weight' => $block_arr[$i]->getVar('weight'),
);
if ( !isset($show_cblock) && in_array( $side, array(XOOPS_CENTERBLOCK_CENTER, XOOPS_CENTERBLOCK_LEFT, XOOPS_CENTERBLOCK_RIGHT) ) ) {
//backwards compatibility fix
$show_cblock = 1;
$xoopsTpl->assign('xoops_showcblock', 1);
} elseif ( !isset( ${"show_".$sides[$side]."block"}) ) {
${"show_".$sides[$side]."block"} = 1;
$xoopsTpl->assign( 'xoops_show' . $sides[$side] . 'block', 1);
}
$xoopsTpl->append( 'xoops_' . $sides[$side] . 'blocks' , $block_info );
unset($bcontent);
}
$xoopsLogger->context = $old_context;
}
}
?>
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