WB 2.08.x

<?php

/**

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.

 *

 * 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 3 of the License, or

 * (at your option) any later version.

 *

 * 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, see <http://www.gnu.org/licenses/>.

 */

/**

 * @category     WbACP

 * @package      WbACP_Pages

 * @copyright    Werner v.d.Decken <wkl@isteam.de>

 * @version      1.0.0

 * @revision     $Revision$

 * @link         $HeadURL$

 * @lastmodified $Date$

 * @since        file added on 2012-12-21

 */

class a_pages_PageTree

{

/** @var array language definitions */

 * constructor used to import some application constants and objects

 */

	public function __construct()

	{

		// import global vars and objects

		$this->_wbAdaptor();

	}

/**

 * parse the page tree and return

 */

		return $this->_createTree($iTreeRoot);

/**

 *  parse the page tree and print it out

		echo $this->parseTree($iTreeRoot);

/**

 * total number of found pages which are visible for actual user

 * @return integer

 */

	public function getTotalPages() {

		return $this->_iPagesTotal;

	}

/**

 * number of found pages which are writable for actual user

 * @return integer

 */

	public function getWriteablePages() {

		return $this->_iPagesWriteable;

	}

/**

 * a list with all possible parent pages

 * @return array

 */

		return $this->_aParentList;

	}

/**

 * used to import some WB-constants and objects

 */

		$this->_TEXT        = $GLOBALS['TEXT'];

		$this->_MESSAGE     = $GLOBALS['MESSAGE'];

		$this->_HEADING     = $GLOBALS['HEADING'];

		$this->_oApp        = $GLOBALS['admin'];

		$this->_oDb         = WbDatabase::getInstance();

		$this->_aReg['PAGE_TRASH']       = PAGE_TRASH;

		$this->_aReg['PAGE_LEVEL_LIMIT'] = PAGE_LEVEL_LIMIT;

		$this->_aReg['MANAGE_SECTIONS']  = MANAGE_SECTIONS;

		$this->_aReg['WB_REL']           = WB_REL;

		$this->_aReg['ACP_REL']          = ADMIN_REL;

		$this->_aReg['THEME_REL']        = THEME_REL;

		$this->_aReg['TABLE_PREFIX']     = TABLE_PREFIX;

	}

/**

 * create a page tree as a well formatted, unordered list

 */

		// compose the complete list

		$sOutput = ''

		// build the head

		      . $this->_Tabs(1).'<tbody>'.PHP_EOL

		      . $this->_Tabs(1).'<tr class="pages_list_header">'.PHP_EOL

		      . $this->_Tabs(1).'<th class="list_menu_title">'.$this->_TEXT['VISIBILITY'].

		                        ':</th>'.PHP_EOL

		      . $this->_Tabs(0).'<th class="list_page_id">&nbsp;</th>'.PHP_EOL

		      . $this->_Tabs(-1).'</tr>'.PHP_EOL

		      . $this->_Tabs(-1).'</tbody>'.PHP_EOL

		      . $this->_Tabs(-1).'</table>'.PHP_EOL

		// generate the page lines

		      . $this->_Tabs(-1).'</div>'.PHP_EOL;

		;

		$this->_sOutput = $sOutput;

		return $sOutput;

	}

/**

 * Create a string of multiple TABs to prettify the HTML-output

 * ingrease the number of TABs with a positive and degrease with an negative Value.

 * '0' means: do not change the value. Or set an absolute number using $bRelative=false

 * @staticvar int $iTabLevel

 * @param integer $iTabsDiv number of TABs to add/sub

 * @param bool $bRelative false if should be set to absolute value

 * @return string

 */

		static $iTabLevel = 0;

		$iTabLevel = ($bRelative ? $iTabLevel + $iTabsDiv : $iTabsDiv);

		$iTabLevel += ($iTabLevel < 0 ? 0 - $iTabLevel : $iTabsDiv);

		return str_repeat("\t", $iTabLevel);

	}

/**

 * compose the needed SQL statement

 * @param integer $iParentKey

 * @return string SQL statement

 */

		      .          'FROM `'.$this->_aReg['TABLE_PREFIX'].'pages` `x` '

		      .          'WHERE x.`parent`=p.`page_id`'

		      .        ') `children`, '

		      .        's.`module`, MAX(s.`publ_start` + s.`publ_end`) published, p.`link`, '

		      .        '(SELECT MAX(`position`) FROM `'.$this->_aReg['TABLE_PREFIX'].'pages` '

		      .        'WHERE `parent`='.$iParentKey.') max_position, '

		      .        '0 min_position, '

		      .        'p.`position`, '

		      .        'p.`page_id`, p.`parent`, p.`level`, p.`language`, p.`admin_groups`, '

		      .        'p.`admin_users`, p.`viewing_groups`, p.`viewing_users`, p.`visibility`, '

		      .        'p.`menu_title`, p.`page_title`, p.`page_trail` '

		      . 'FROM `'.$this->_aReg['TABLE_PREFIX'].'pages` p '

		      .    'INNER JOIN `'.$this->_aReg['TABLE_PREFIX'].'sections` s '

		      .    'ON p.`page_id`=s.`page_id` ';

//		if($iParentKey) {

//

//			$sql .= 'WHERE `root_parent`='.$iParentKey.' ';

//		} else {

//	// if tree based on root is requested (parent=0)

			$sql .= 'WHERE `parent`='.$iParentKey.' ';

//		}

	// do not get pages with 'deleted' flag set on activated trashcan

		}

		$sql .= 'GROUP BY p.`page_id` '

		      . 'ORDER BY p.`position` ASC';

	}

/**

 * iterate through all nodes which having subnodes

 */

		$sOutput = '';

		// Get page list from database

		if(($oPages = $this->_oDb->query($this->_makeSql($iParent))))

		{

			$this->_queries++;

			// output block-header

			$sOutput .= $this->_Tabs(0).'<ul id="p'.$iParent.'" class="page_list"';

			if(!$iParent) {

				$sOutput .= ' style="display: block;"';

			}else {

			// show block depending from Cookies

				if (isset ($_COOKIE['p'.$iParent]) && $_COOKIE['p'.$iParent] == '1') {

					$sOutput .= ' style="display: block;"';

				}

			}

			$sOutput .= '>'.PHP_EOL;

			$iMinPosition = 1;

			while($aPage = $oPages->fetchRow(MYSQL_ASSOC))

			{ // iterate through the current branch

					return '';

				}

				$this->_iLineColor = $this->_iPagesTotal++ % 2;

				$aPage['iswriteable'] = false;

				if( $this->_oApp->ami_group_member($aPage['admin_users']) ||

					$this->_oApp->is_group_match($this->_oApp->get_groups_id(), $aPage['admin_groups']))

				{

					if(($aPage['visibility'] == 'deleted' && $this->_aReg['PAGE_TRASH'] == 'inline') ||

					   ($aPage['visibility'] != 'deleted'))

					{

						$aPage['iswriteable'] = true;

						$this->_iPagesWriteable++;

					}

				} else {

					if($aPage['visibility'] == 'private') { continue; }

				}

				// add this item to the secondary list of parents

				$this->_addToParentList($aPage);

				$sOutput .= $this->_createListItem($aPage);

			}

			$sOutput .= $this->_Tabs(-1).'</ul>'.PHP_EOL;

		}

		return $sOutput;

	}

/**

 * formating the given page object for output

 * @param type $aPage

 * @return string

 */

	// output the current item

	// --- HEADER ------------------------------------------------------------------------

		$sOutput  = $this->_Tabs(0).'<li class="p'.$aPage['parent'].'">'.PHP_EOL

		          . $this->_Tabs(1).'<table class="pages_view">'.PHP_EOL

		          . $this->_Tabs(1).'<tbody>'.PHP_EOL

		          . $this->_Tabs(1).'<tr class="row_'.$this->_iLineColor.'">'.PHP_EOL;

	// --- TAB 1 --- (expand/collapse) ---------------------------------------------------

		$sOutput .= $this->_Tabs(1).'<td valign="middle" width="20" style="padding-left: '

		          . (int)($aPage['level']*20).'px;">';

		if((bool)$aPage['children']) {

			$sOutput .= '<a href="javascript:toggle_visibility(\'p'.$aPage['page_id'].'\');" '

			          . 'title="'.$this->_TEXT['EXPAND'].'/'.$this->_TEXT['COLLAPSE'].'">'

			          . '<span><img src="'.$this->_aReg['THEME_REL'].'/images/'

			          . ( ((isset($_COOKIE['p'.$aPage['page_id']])

						  && $_COOKIE['p'.$aPage['page_id']] == '1') ? 'minus' : 'plus')

						)

			          . '_16.png" onclick="toggle_plus_minus(\''.$aPage['page_id'].'\');" '

			          . 'name="plus_minus_'.$aPage['page_id'].'" alt="+" /></span></a>';

		}else {

			$sOutput .= ' ';

		}

		$sOutput .= '</td>'.PHP_EOL;

	// --- TAB 2 --- (menu title) --------------------------------------------------------

		$sOutput .= $this->_Tabs(0).'<td class="list_menu_title">';

		if($this->_oApp->get_permission('pages_modify') && $aPage['iswriteable']) {

			$sOutput .= '<a href="'.$this->_aReg['ACP_REL'].'/pages/modify.php?page_id='

			          . $aPage['page_id'].'" title="'.$this->_TEXT['MODIFY'].'">';

		}

		}

		$sOutput .= '<img src="'.$sIcon.'" alt="'.$this->_TEXT['VISIBILITY'].': '

			$sOutput .= '<span class="modify_link">'.$aPage['menu_title'].'</span></a>';

		}else {

			$sOutput .=  '<span class="bold grey">'.$aPage['menu_title'].'</span>';

		}

		$sOutput .= '</td>'.PHP_EOL;

	// --- TAB 3 --- (page title) --------------------------------------------------------

		$sOutput .= $this->_Tabs(0).'<td class="list_page_title">'.$aPage['page_title'].'</td>'.PHP_EOL;

	// --- TAB 4 --- (page ID) -----------------------------------------------------------

		$sOutput .= $this->_Tabs(0).'<td class="list_page_id right">'.$aPage['page_id'].'</td>'.PHP_EOL;

	// --- TAB 5 --- (show this page in new window) --------------------------------------

		$sOutput .= $this->_Tabs(0).'<td class="list_actions">';

		if($aPage['visibility'] != 'deleted' && $aPage['visibility'] != 'none') {

			$sPageLink = $this->_aReg['WB_REL'].preg_replace(

			                                 '/^'.preg_quote($this->_aReg['WB_URL'], '/').'/siU',

			                                 '',

			                                 $this->_oApp->page_link($aPage['link'])

			                                );

			$sOutput .= '<a href="'.$sPageLink.'" target="_blank" title="'.$this->_TEXT['VIEW']

			          . '"><img src="'.$this->_aReg['THEME_REL'].'/images/view_16.png" alt="'

			          . $this->_TEXT['VIEW'].'" /></a>';

		}else {

			$sOutput .= '<img src="'.$this->_aReg['THEME_REL'].'/images/blank_16.gif" alt=" " />';

		}

		$sOutput .= '</td>'.PHP_EOL;

	// --- TAB 6 --- (edit settings) -----------------------------------------------------

		$sOutput .= $this->_Tabs(0).'<td class="list_actions">';

		if($aPage['visibility'] != 'deleted') {

			if($this->_oApp->get_permission('pages_settings') && $aPage['iswriteable']) {

				$sOutput .= '<a href="'.$this->_aReg['ACP_REL'].'/pages/settings.php?page_id='

				          . $aPage['page_id'].'" title="'.$this->_TEXT['SETTINGS'].'">'

				          . '<img src="'.$this->_aReg['THEME_REL'].'/images/modify_16.png" alt="'

				          . $this->_TEXT['SETTINGS'].'" /></a>';

			}

		}else {

			$sOutput .= '<a href="'.$this->_aReg['ACP_REL'].'/pages/restore.php?page_id='.$aPage['page_id'].'" '

			          . 'title="'.$this->_TEXT['RESTORE'].'"><img src="'.$this->_aReg['THEME_REL']

			          . '/images/restore_16.png" alt="'.$this->_TEXT['RESTORE'].'" /></a>';

		}

		$sOutput .= '</td>'.PHP_EOL;

	// --- TAB 7 --- (edit sections) -----------------------------------------------------

		$sOutput .= $this->_Tabs(0).'<td class="list_actions">';

		if( $this->_aReg['MANAGE_SECTIONS'] && $this->_oApp->get_permission('pages_add') && $aPage['iswriteable'] ) {

			$file = $this->_oApp->page_is_active($aPage) ? "clock_16.png" : "clock_red_16.png";

			$file = ($aPage['published'] && $aPage['module'] != 'menu_link') ? $file : 'noclock_16.png';

			$sOutput .= '<a href="'.$this->_aReg['ACP_REL'].'/pages/sections.php?page_id='

			          . $aPage['page_id'].'" title="'.$this->_HEADING['MANAGE_SECTIONS'].'">'

			          . '<img src="'.$this->_aReg['THEME_REL'].'/images/'.$file.'" alt="'

			          . $this->_HEADING['MANAGE_SECTIONS'].'" /></a>';

		}else {

			$sOutput .= '<img src="'.$this->_aReg['THEME_REL'].'/images/blank_16.gif" alt=" " />';

		}

		$sOutput .= '</td>'.PHP_EOL;

	// --- TAB 8 --- (move up) -----------------------------------------------------------

		$sOutput .= $this->_Tabs(0).'<td class="list_actions">';

		if($aPage['position'] > $aPage['min_position']) {

			if($aPage['visibility'] != 'deleted') {

				if($this->_oApp->get_permission('pages_settings') && $aPage['iswriteable']) {

					$sOutput .= '<a href="'.$this->_aReg['ACP_REL'].'/pages/move_up.php?page_id='

					          . $aPage['page_id'].'" title="'.$this->_TEXT['MOVE_UP']

					          . '"><img src="'.$this->_aReg['THEME_REL'].'/images/up_16.png" alt="'

					          . $this->_TEXT['MOVE_UP'].'" /></a>';

				}

			}

		}

		$sOutput .= '</td>'.PHP_EOL;

	// --- TAB 9 --- (move down) ---------------------------------------------------------

		$sOutput .= $this->_Tabs(0).'<td class="list_actions">';

		if($aPage['position'] < $aPage['max_position']) {

			if($aPage['visibility'] != 'deleted') {

				if($this->_oApp->get_permission('pages_settings') && $aPage['iswriteable']) {

					$sOutput .= '<a href="'.$this->_aReg['ACP_REL'].'/pages/move_down.php?page_id='

					          . $aPage['page_id'].'" title="'.$this->_TEXT['MOVE_DOWN']

					          . '"><img src="'.$this->_aReg['THEME_REL'].'/images/down_16.png" alt="'

					          . $this->_TEXT['MOVE_DOWN'].'" /></a>';

				}

			}

		}

		$sOutput .= '</td>'.PHP_EOL;

	// --- TAB 10 --- (delete page) ------------------------------------------------------

		$sOutput .= $this->_Tabs(0).'<td class="list_actions">';

		if($this->_oApp->get_permission('pages_delete') && $aPage['iswriteable']) {

			$sOutput .= '<a href="javascript:confirm_link(pages_delete_confirm+\'?\',\''

			          . $this->_aReg['ACP_REL'].'/pages/delete.php?page_id='

			          . $this->_oApp->getIDKEY($aPage['page_id']).'\');" title="'

			          . $this->_TEXT['DELETE'].'"><img src="'.$this->_aReg['THEME_REL']

			          . '/images/delete_16.png" alt="'.$this->_TEXT['DELETE'].'" /></a>';

		}else {

			$sOutput .= '<img src="'.$this->_aReg['THEME_REL'].'/images/blank_16.gif" alt=" " />';

		}

		$sOutput .= '</td>'.PHP_EOL;

	// --- TAB 11 --- (add child page) ---------------------------------------------------

		$sOutput .= $this->_Tabs(0).'<td class="list_actions">';

		if(

			$this->_oApp->get_permission('pages_add')

			&& $aPage['iswriteable']

			&& ($aPage['visibility'] != 'deleted')

			&& $aPage['level'] < ($this->_aReg['PAGE_LEVEL_LIMIT'] - 1)

		  )

		{

			$sOutput .= '<a href="javascript:add_child_page(\''.$aPage['page_id'].'\');" '

			          . 'title="'.$this->_HEADING['ADD_CHILD_PAGE'].'"><img src="'

			          . $this->_aReg['THEME_REL'].'/images/siteadd.png" name="addpage_'.$aPage['page_id']

			          . '" alt="'.$this->_HEADING['ADD_CHILD_PAGE'].'" /></a>';

		}else {

			$sOutput .= ' ';

		}

		$sOutput .= '</td>'.PHP_EOL;

	// --- TAB 12 --- (show language) ----------------------------------------------------

		$sOutput .= $this->_Tabs(0).'<td class="list_page_id center">'.$aPage['language'].'</td>'.PHP_EOL;

	// --- FOOTER ------------------------------------------------------------------------

		$sOutput .= $this->_Tabs(-1).'</tr>'.PHP_EOL

		          . $this->_Tabs(-1).'</tbody>'.PHP_EOL

		          . $this->_Tabs(-1).'</table>'.PHP_EOL;

	// if there children, iterate through this children now

		if((bool)$aPage['children']) {

			$sOutput .= $this->_IterateTree($aPage['page_id']);

		}

		$sOutput .= $this->_Tabs(-1).'</li>'.PHP_EOL;

		return $sOutput;

	} // end of method _createListItem

/**

 * build a list of possible parent pages

 * @param array $aPage

 */

		if( ($aPage['level'] < ($this->_aReg['PAGE_LEVEL_LIMIT'] - 1))

			&& $aPage['iswriteable']

			&& ($aPage['visibility'] != 'deleted')

			&& $this->_oApp->get_permission('pages_add') )

		{

			$this->_aParentList[] = $aPage;

	}

} // end of class PageTree