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Path: /data/applications/aps/tikiwiki/7.0-0/standard/htdocs/lib/dcs/ [ Home ]
File: dcslib.php
<?php
// (c) Copyright 2002-2011 by authors of the Tiki Wiki CMS Groupware Project
// 
// All Rights Reserved. See copyright.txt for details and a complete list of authors.
// Licensed under the GNU LESSER GENERAL PUBLIC LICENSE. See license.txt for details.
// $Id: dcslib.php 33195 2011-03-02 17:43:40Z changi67 $

//this script may only be included - so its better to die if called directly.
if (strpos($_SERVER["SCRIPT_NAME"],basename(__FILE__)) !== false) {
  header("location: index.php");
  exit;
}

class DCSLib extends TikiLib
{
	private function convert_results( $result, $lang = null ) {
		foreach( $result as &$row ) {
			$row['page_name'] = '';

			if( $row['content_type'] == 'page' && substr( $row['data'], 0, 5 ) == 'page:' ) {
				$row['page_name'] = substr( $row['data'], 5 );

				$row['data'] = $this->get_content_from_page( $row['page_name'], $lang );
			}
		}
		return $result;
	}

	private function get_content_from_page( $page, $lang = null ) {
		global $prefs;
		$info = $this->get_page_info( $page );

		if( $prefs['feature_multilingual'] == 'y' ) {
			global $multilinguallib; require_once 'lib/multilingual/multilinguallib.php';

			if( $lang && $info['lang'] && $lang != $info['lang'] ) {
				$bestLangPageId = $multilinguallib->selectLangObj( 'wiki page', $info['page_id'], $lang );

				if ($info['page_id'] != $bestLangPageId) {
					$info = $this->get_page_info_from_id($bestLangPageId);
				}
			}
		}

		if( $info ) {
			return TikiLib::htmldecode( $info['data'] );
		}
	}

	private function first_data( $result, $lang = null ) {
		$result = $this->convert_results( $result, $lang );
		if( $first = reset( $result ) ) {
			return $first['data'];
		}
	}

	function get_actual_content($fieldvalue, $lang = null) {
		$query = 'SELECT * FROM `tiki_programmed_content` WHERE `contentId`=? AND `publishDate`<=? ORDER BY `publishDate` DESC';
		$result = $this->fetchAll($query, array((int)$fieldvalue, $this->now));
		return $this->first_data( $result, $lang );
	}

	function get_actual_content_by_label($fieldvalue, $lang = null) {
		$query = 'SELECT tpc.*'
			.' FROM `tiki_programmed_content` AS tpc, `tiki_content` AS tc'
			.' WHERE tpc.`contentId` = tc.`contentId` AND tc.`contentLabel`=? AND `publishDate`<=? ORDER BY `publishDate` DESC';
		$result = $this->fetchAll($query, array($fieldvalue, $this->now));
		return $this->first_data( $result, $lang );
	}

	function remove_contents($contentId) {
		$query = "delete from `tiki_programmed_content` where `contentId`=?";

		$result = $this->query($query,array($contentId));
		$query = "delete from `tiki_content` where `contentId`=?";
		$result = $this->query($query,array($contentId));
	}

	function list_content($offset = 0, $maxRecords = -1, $sort_mode = 'contentId_desc', $find = '') {

		if ($find) {
			$findesc = '%'.$find.'%';
			$mid = " WHERE (`description` LIKE ? OR `contentLabel` LIKE ?)";
			$bindvars = array($findesc, $findesc);
		} else {
			$mid = '';
			$bindvars = array();
		}

		$query = 'SELECT `tc`.*, tpcd.`data`,'
				.' COALESCE(`tpcf`.`future`,0) AS `future`,'
				.' COALESCE(`tpca`.`actual`,?) AS `actual`,'
				.' COALESCE(`tpcn`.`next`,?) AS `next`,'
				.' GREATEST(0, COALESCE(`tpco`.`old`,0) - 1) AS `old`'
			.' FROM (`tiki_content` AS `tc`'
				.' LEFT JOIN ( SELECT `contentId`, count(*) AS `future` FROM `tiki_programmed_content` WHERE `publishDate`>? GROUP BY `contentId` ) AS `tpcf` ON ( `tc`.`contentId` = `tpcf`.`contentId` )'
				.' LEFT JOIN ( SELECT `contentId`, max(`publishDate`) AS `actual` FROM `tiki_programmed_content` WHERE `publishDate`<=? GROUP BY `contentId` ) AS `tpca` ON ( `tc`.`contentId` = `tpca`.`contentId` )'
				.' LEFT JOIN ( SELECT `contentId`, min(`publishDate`) AS `next` FROM `tiki_programmed_content` WHERE `publishDate`>=? GROUP BY `contentId` ) AS `tpcn` ON ( `tc`.`contentId` = `tpcn`.`contentId` )'
				.' LEFT JOIN ( SELECT `contentId`, count(*) AS `old` FROM `tiki_programmed_content` WHERE `publishDate`<? GROUP BY `contentId` ) AS `tpco` ON ( `tc`.`contentId` = `tpco`.`contentId` )'
				.' LEFT JOIN ( SELECT `contentId`, `data`, `publishDate` FROM `tiki_programmed_content` ) AS `tpcd` ON ( `tc`.`contentId` = `tpcd`.`contentId` AND `tpcd`.`publishDate` = `tpca`.`actual` ))'
			." $mid ORDER BY ".$this->convertSortMode($sort_mode);

		$query_cant = "select count(*) from `tiki_content` $mid";
		$result = $this->query($query, array_merge(array($this->now, $this->now, $this->now, $this->now, $this->now, $this->now), $bindvars), $maxRecords, $offset);
		$cant = $this->getOne($query_cant, $bindvars);
		$ret = array();

		while ( $res = $result->fetchRow() ) {
			$ret[] = $res;
		}

		$retval = array();
		$retval["data"] = $ret;
		$retval["cant"] = $cant;
		return $retval;
	}

	function get_actual_content_date($contentId) {

		$query = "select max(`publishDate`) from `tiki_programmed_content` where `contentId`=? and `publishDate`<=?";
		$res = $this->getOne($query,array($contentId,$this->now));
		return $res;
	}

	function get_random_content($contentId = 0, $lang = null) {

		$where = ' WHERE `publishDate`<=?';
		$bindvars = array($this->now);

		if ( (int)$contentId > 0 ) {
			$bindvars[] = $contentId;
			$where .= ' AND `contentId`=?';
		}

		$querycant = 'SELECT count(*) FROM `tiki_programmed_content`'.$where;
		$cant = $this->getOne($querycant, $bindvars);

		if ( ! $cant ) {
			return '';
		}

		$x = rand(0, $cant - 1);
		$query = 'SELECT * FROM `tiki_programmed_content`'.$where;
		$result = $this->fetchAll($query, $bindvars, 1, $x);

		return $this->first_data( $result, $lang );
	}

	function get_next_content($contentId) {

		$query = "select min(`publishDate`) from `tiki_programmed_content` where `contentId`=? and `publishDate`>?";
		$res = $this->getOne($query,array($contentId,$this->now));
		return $res;
	}

	function list_programmed_content($contentId, $offset = 0, $maxRecords = -1, $sort_mode = 'publishDate_desc', $find = '') {

		if ($find) {
			$findesc = '%' . $find . '%';

			$mid = " where `contentId`=? and (`data` like ?) ";
			$bindvars=array($contentId,$findesc);
		} else {
			$mid = " where `contentId`=?";
			$bindvars=array($contentId);
		}

		$query = "select * from `tiki_programmed_content` $mid order by ".$this->convertSortMode($sort_mode);
		$query_cant = "select count(*) from `tiki_programmed_content` $mid";
		$result = $this->fetchAll($query,$bindvars,$maxRecords,$offset);
		$cant = $this->getOne($query_cant,$bindvars);
		$ret = array();

		$retval = array();
		$retval["data"] = $this->convert_results( $result );
		$retval["cant"] = $cant;
		return $retval;
	}

	function replace_programmed_content($pId, $contentId, $publishDate, $data, $content_type = 'static') {

		if (!$pId) {
			// was replace into ...
			$query = "insert into `tiki_programmed_content`(`contentId`,`publishDate`,`data`,`content_type`) values(?,?,?,?)";

			$result = $this->query($query,array($contentId,$publishDate, $data, $content_type));
			$query = "select max(`pId`) from `tiki_programmed_content` where `publishDate`=? and `data`=?";
			$id = $this->getOne($query,array($publishDate,$data));
		} else {
			$query
				= "update `tiki_programmed_content` set `contentId`=?, `publishDate`=?, `data`=?, `content_type`=? where `pId`=?";

			$result = $this->query($query,array($contentId,$publishDate,$data,$content_type,$pId));
			$id = $pId;
		}

		return $id;
	}

	function remove_programmed_content($id) {
		$query = "delete from `tiki_programmed_content` where `pId`=?";

		$result = $this->query($query,array($id));
		return true;
	}

	function get_content($fieldvalue, $fieldname = 'contentId') {
		if ( $fieldname != 'contentId' && $fieldname != 'contentLabel' ) return false;

		$query = 'select * from `tiki_content` where `'.$fieldname.'`=?';
		$result = $this->fetchAll($query, array($fieldvalue));
		$result = $this->convert_results( $result );

		return reset( $result );
	}

	function get_programmed_content($id) {
		$query = "select * from `tiki_programmed_content` where `pId`=?";

		$result = $this->fetchAll($query,array($id));
		$result = $this->convert_results( $result );
		return reset( $result );
	}

	function replace_content($contentId, $description, $label = null) {
		$bindvars = array($description);
		if ( $label !== null ) {
			$bindvars[] = $label;
		}

		if ( $contentId > 0 ) {
			$query = 'update `tiki_content` set `description`=?'
				.( $label === null ? '' : ',`contentLabel`=?' )
				.' where `contentId`=?';

			$bindvars[] = $contentId;
			$result = $this->query($query, $bindvars);
		} else {
			$query = 'insert into `tiki_content` (`description`'
				.( $label === null ? '' : ',`contentLabel`')
				.') values(?'
				.( $label === null ? '' : ',?')
				.')';

			$result = $this->query($query, $bindvars);
			$contentId = $this->getOne('select max(`contentId`) from `tiki_content` where `description` = ? and `contentLabel` = ?', $bindvars);
		}

		return $contentId;
	}
}
$dcslib = new DCSLib;