<?php
// (c) Copyright 2002-2010 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: commlib.php 26869 2010-05-03 19:22:37Z 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 CommLib extends TikiLib
{

	function accept_page($receivedPageId) {
		$info = $this->get_received_page($receivedPageId);
		if ($info['structureName'] == $info['pageName']) {
			global $tikilib;
			global $structlib; include_once('lib/structures/structlib.php');
			$pages = $tikilib->list_received_pages(0, -1, 'pageName_asc', '', 's', $info['structureName']);
			foreach ($pages['data'] as $page) {
				$names[] = $page['pageName'];
			}
			if (empty($names))
				return true;
			$query = "select count(*) from `tiki_pages` where `pageName` in (".implode(',',array_fill(0,count($names),'?')).")";
			if ($this->getOne($query, $names))
				return false;
			foreach ($pages['data'] as $key=>$page) {
				$parent_id = null;
				$after_ref_id = 0;
				if ($page['parentName']) {
					foreach ($pages['data'] as $p) {
						if ($p['pageName'] == $page['parentName']) {
							$parent_id = $p['page_ref_id'];
						}
						if ($p['pageName'] == $page['pageName']) {
							break;
						}
						if ($p['parentName'] == $page['parentName']) {
							$after_ref_id = $p['page_ref_id'];
						}
					}
				}
				if ($parent_id)
					$this->create_page($page['pageName'], 0, $page['data'], $this->now, $page['comment'], $page['receivedFromUser'], $page['receivedFromSite'], $page['description']);
				$pages['data'][$key]['page_ref_id'] = $structlib->s_create_page($parent_id, $after_ref_id, $page['pageName'], $page['page_alias']);
				if (!$parent_id)
					$this->update_page($page['pageName'], $page['data'], $page['comment'], $page['receivedFromUser'],  $page['receivedFromSite'], $page['description'], true);
			}
			$query = "delete from `tiki_received_pages` where `structureName`=?";
			$this->query($query, $info['structureName']);
		} elseif (empty($info['structureName'])) {
			if ($this->page_exists($info["pageName"]))
				return false;
			$this->create_page($info["pageName"], 0, $info["data"], $this->now, $info["comment"], $info["receivedFromUser"], $info["receivedFromSite"], $info["description"]);
			$query = "delete from `tiki_received_pages` where `receivedPageId`=?";
			$this->query($query,array((int)$receivedPageId));
			}
		return true;
	}

	function accept_article($receivedArticleId, $topic) {
		$info = $this->get_received_article($receivedArticleId);

		$this->replace_article($info["title"], $info["authorName"],
			$topic, $info["useImage"], $info["image_name"], $info["image_size"], $info["image_type"], $info["image_data"],
			$info["heading"], $info["body"], $info["publishDate"], $info["expireDate"], $info["author"],
			0, $info["image_x"], $info["image_y"], $info["type"], $info["rating"]);
		$query = "delete from `tiki_received_articles` where `receivedArticleId`=?";
		$result = $this->query($query,array((int)$receivedArticleId));
		return true;
	}

	function list_received_articles($offset, $maxRecords, $sort_mode = 'publishDate_desc', $find = '') {
		$bindvars = array();
		if ($find) {
			$findesc = '%' . $find . '%';
			$mid = " where (`heading` like ? or `title` like ? or `body` like ?)";
			$bindvars[] = $findesc;
			$bindvars[] = $findesc;
		} else {
			$mid = "";
		}

		$query = "select * from `tiki_received_articles` $mid order by ".$this->convertSortMode($sort_mode);
		$query_cant = "select count(*) from `tiki_received_articles` $mid";
		$result = $this->query($query,$bindvars,$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 remove_received_page($receivedPageId) {
		$info = $this->get_received_page($receivedPageId);
		if ($info['structureName'] == $info['pageName']) {
			$query = "delete from `tiki_received_pages` where `structureName`=?";
			$this->query($query,array($info['structureName']));
		} elseif (empty($info['structureName'])) {
			$query = "delete from `tiki_received_pages` where `receivedPageId`=?";
			$this->query($query,array((int)$receivedPageId));
		}
	}

	function remove_received_article($receivedArticleId) {
		$query = "delete from `tiki_received_articles` where `receivedArticleId`=?";
		$result = $this->query($query,array((int)$receivedArticleId));
	}

	function get_received_page($receivedPageId) {
		$query = "select * from `tiki_received_pages` where `receivedPageId`=?";
		$result = $this->query($query,array((int)$receivedPageId));
		if (!$result->numRows()) return false;
		$res = $result->fetchRow();
		return $res;
	}

	function get_received_article($receivedArticleId) {
		$query = "select * from `tiki_received_articles` where `receivedArticleId`=?";
		$result = $this->query($query,array((int)$receivedArticleId));
		if (!$result->numRows()) return false;
		$res = $result->fetchRow();
		return $res;
	}

	function update_received_article($receivedArticleId, $title, $authorName, $useImage, $image_x, $image_y, $publishDate, $expireDate, $heading, $body, $type, $rating) {
		$size = strlen($body);
		$hash = md5($title . $heading . $body);
		$query = "update `tiki_received_articles` set `title`=?, `authorName`=?, `heading`=?, `body`=?, `size`=?, `hash`=?, `useImage`=?, `image_x`=?, ";
		$query.= " `image_y`=?, `publishDate`=?, `expireDate`=?, `type`=?, `rating`=?  where `receivedArticleId`=?";
		$result = $this->query($query,
			array($title,$authorName,$heading,$body,(int)$size,$hash,$useImage,(int)$image_x,(int)$image_y,(int)$publishDate,$expireDate,$type,(int)$rating,(int)$receivedArticleId));
	}

	function update_received_page($receivedPageId, $pageName, $data, $comment) {
		$info = $this->get_received_page($receivedPageId);
		if ($info['pageName'] != $pageName && !empty($info['structureName'])) {
			if ($info['pageName'] == $info['structureName']) {
				$query = "update `tiki_received_pages` set `structureName`=? where `structureName`=?";
				$this->query($query, array($pageName, $info['pageName']));
			}
			$query = "update `tiki_received_pages` set `parentName`=? where `parentName`=?";
			$this->query($query, array($pageName, $info['pageName']));
		}
		$query = "update `tiki_received_pages` set `pageName`=?, `data`=?, `comment`=? where `receivedPageId`=?";
		$this->query($query,array($pageName,$data,$comment,(int)$receivedPageId));
	}

	function receive_article($site, $user, $title, $authorName, $size, $use_image, $image_name, $image_type, $image_size, $image_x,
		$image_y, $image_data, $publishDate, $expireDate, $created, $heading, $body, $hash, $author, $type, $rating) {
		$query = "delete from `tiki_received_articles` where `title`=? and `receivedFromsite`=? and `receivedFromUser`=?";
		$result = $this->query($query,array($title,$site,$user));
		$query = "insert into `tiki_received_articles`(`receivedDate`,`receivedFromSite`,`receivedFromUser`,`title`,`authorName`,`size`, ";
		$query.= " `useImage`,`image_name`,`image_type`,`image_size`,`image_x`,`image_y`,`image_data`,`publishDate`,`expireDate`,`created`,`heading`,`body`,`hash`,`author`,`type`,`rating`) ";
    $query.= " values(?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?)";
		$result = $this->query($query,array((int)$this->now,$site,$user,$title,$authorName,(int)$size,$use_image,$image_name,$image_type,$image_size,
		                              $image_x,$image_y,$image_data,(int)$publishDate,(int)$expireDate,(int)$created,$heading,$body,$hash,$author,$type,(int)$rating));
	}

	function receive_page($pageName, $data, $comment, $site, $user, $description) {
		// Remove previous page sent from the same site-user (an update)
		$query = "delete from `tiki_received_pages` where `pageName`=? and `receivedFromsite`=? and `receivedFromUser`=? and `structureName`=?";
		$result = $this->query($query,array($pageName,$site,$user,''));
		// Now insert the page
		$query = "insert into `tiki_received_pages`(`pageName`,`data`,`comment`,`receivedFromSite`, `receivedFromUser`, `receivedDate`,`description`) values(?,?,?,?,?,?,?)";
		$result = $this->query($query,array($pageName,$data,$comment,$site,$user,(int)$this->now,$description));
	}

	function receive_structure_page($pageName, $data, $comment, $site, $user, $description, $structureName, $parentName, $pos, $alias) {
		global $tikilib;
		$query = "delete from `tiki_received_pages` where `pageName`=? and `receivedFromsite`=? and `receivedFromUser`=? and `structureName`=?";
		$this->query($query,array($pageName,$site,$user,$structureName));
		$query = "insert into `tiki_received_pages`(`pageName`,`data`,`comment`,`receivedFromSite`, `receivedFromUser`, `receivedDate`,`description`,`structureName`, `parentName`, `page_alias`, `pos`) values(?,?,?,?,?,?,?,?,?,?,?)";
		$this->query($query,array($pageName,$data,$comment,$site,$user,(int)$tikilib->now,$description,$structureName, $parentName,$alias,$pos));		
	}
	function rename_structure_pages($pages, $prefix, $postfix) {
		$bindvars[] = $prefix;
		$bindvars[] = $postfix;
		$bindvars = array_merge($bindvars, $pages);
		$query = 'update `tiki_received_pages` set `pageName`= concat(?,`pageName`,?) where `pageName` in ('.implode(',',array_fill(0, count($pages),'?')).")";
		$this->query($query, $bindvars);
		$query = 'update `tiki_received_pages` set `parentName`= concat(?,`parentName`,?) where `parentName` in ('.implode(',',array_fill(0, count($pages),'?')).")";
		$this->query($query, $bindvars);
		$query = 'update `tiki_received_pages` set `structureName`= concat(?,`structureName`,?) where `structureName` in ('.implode(',',array_fill(0, count($pages),'?')).")";
		$this->query($query, $bindvars);
	}

// Functions for the communication center end ////
}
$commlib = new CommLib;
