<?
/*

HPE - News Portal Engine
Copyright (C) 2000-2001 Mike Krus

This program is free software; it 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.

READ LICENSE.TXT IN THE BASE DIRECTORY FOR INFORMATION 
ABOUT REDISTRIBUTING THIS SOURCE CODE

*/


class HPEPage
{

	var $url;		//! The base url for the page
	var $name;		//! The name of this type
	var $desc;		//! Short Description of this type
	var $flags;		//! Flags controlling the behavior

	var $showpath;	//! Path the display sub page
	var $editpath;	//! Path the display sub page

	function HPEPage() 
	{
		$this->url = "";
		$this->name = "";
		$this->desc = "";
		$this->flags = 0;
		$this->showpath = "";
		$this->editpath = "";
	}


	function AcceptsModule($type)
	{
		return false;
	}

};




class HPEPageBoxes extends HPEPage
{

	var $basepath;

	function HPEPageBoxes()
	{
		$this->HPEPage();
		$this->Reset();
	}


	function Reset()
	{
		$this->type = "newsbox";
		$this->url = "";
		$this->name = "Module Boxes";
		$this->desc = "Arrange your choice of modules in 3 columns";
		$this->flags = (HPEPageEditable | HPEPageExternEdit | HPEPageMailable);
		$this->editpath = $GLOBALS["HPEinc"] . "/plugins/page.newsboxes.edit.inc";
	}


	function UnSerializeFromXML(&$XMLtree, $path, &$pgdata)
	{
		global $HPEtheConfig;

		for($j=1, $k=0; $j<=3; $j++, $k++) 
		{
			$pgdata["column$k"] = array();
			$n = $XMLtree->getAttribute("$path/column($j)", "numelts");
			for($i=1; $i<=$n; $i++)
			{
				$srctype = $XMLtree->getAttribute("$path/column($j)/module($i)", "type");
				$srcdata = array( "type" => $srctype );
				if(isset($HPEtheConfig->modhandlers[$srctype]))
				{
					$HPEtheConfig->modhandlers[$srctype]["control"]->UnSerializeFromXML($XMLtree,
						"$path/column($j)/module($i)", $srcdata);
	
					$pgdata["column" . ($j - 1)][$i-1] = $srcdata;
				} 
				else
				{
					global $HPEtheUser;
					HPEWatchdog("user", "User $HPEtheUser->userid : Module type $srctype unknown");
				}
			}
		}
	}


	function SerializeToXML(&$pgdata)
	{
		global $HPEtheConfig;

		$data = "\t\t<PAGE type=\"$this->type\" id=\"" . $pgdata["id"] .
				"\" title=\"" . HPEXMLString($pgdata["title"]) . "\">\n";
		for($i=0; $i<3; $i++) 
		{
			$n = count($pgdata["column$i"]);
			if($n == 0) 
			{
				$data .= "\t\t\t<COLUMN numelts=\"0\"/>\n";
				continue;
			}
			$data .= "\t\t\t<COLUMN numelts=\"$n\">\n";
			for($j=0; $j<$n; $j++) 
			{
				$srctype = $pgdata["column$i"][$j]["type"];
				$data .= $HPEtheConfig->modhandlers[$srctype]["control"]->SerializeToXML($pgdata["column$i"][$j]);
			}
			$data .= "\t\t\t</COLUMN>\n";
		}
		$data .= "\t\t</PAGE>\n";
		return $data;
	}


	function Create($param)
	{
		$data = array();
		$data["column0"] = array();
		$data["column1"] = array();
		$data["column2"] = array();
		return $data;
	}


	function AcceptsModule($type)
	{
		return ($type == 0 || $type == 1 || $type == 4);
	}


	function AddModule(&$pgdata, &$moddata)
	{
		$c = 0;
		if(count($pgdata["column1"]) < count($pgdata["column$c"])) $c = 1;
		if(count($pgdata["column2"]) < count($pgdata["column$c"])) $c = 2;

		$pgdata["column$c"][] = $moddata;
	}


	function &GetModule(&$pgdata, $modid)
	{
		$t = 0;
		for($i=0; $i<3; $i++) 
		{
			$n = count($pgdata["column$i"]);
			$l = $t + $n - 1;
			if($modid <= $l) 
			{
				$nc = array();
				for($j=0; $j<$n; $j++) 
					if(($j + $t) == $modid) return $pgdata["column$i"][$j];
			}
			$t += $n;
		}
		return "";
	}


	function RemoveModule(&$pgdata, $modid)
	{
		$t = 0;
		for($i=0; $i<3; $i++) 
		{
			$n = count($pgdata["column$i"]);
			$l = $t + $n - 1;
			if($modid <= $l) 
			{
				$nc = array();
				for($j=0, $k=0; $j<$n; $j++) 
				{
					if(($j + $t) == $modid) continue;
					$nc[$k] = $pgdata["column$i"][$j];
					$k++;
				}
				$pgdata["column$i"] = $nc;
				return "";
			}
			$t += $n;
		}
		return "Module not found";
	}


	function Show()
	{
		global $HPEtheUser;
		global $HPEtheThemeMaker;
		global $page;

		echo $HPEtheThemeMaker->TPLRun("page.newsboxes", $this->GetData($HPEtheUser->pages[$page]));
	}


	function GetData(&$pagedata)
	{
		global $HPEtheConfig;

		$n = 0;
		$data = array ( "title" => $pagedata["title"] );

		for($i=0;$i<3; $i++)
		{
			$ln = count($pagedata["column$i"]);
			$data["COL"][$i] = array( );

			for($j=0; $j<$ln; $j++) 
			{
				if(isset($pagedata["column$i"][$j]))
				{
					$t = $pagedata["column$i"][$j]["type"];
					if(isset($HPEtheConfig->modhandlers[$t])) 
						$data["COL"][$i][$j] = $HPEtheConfig->modhandlers[$t]["control"]->show($pagedata["column$i"][$j], $n);
				}
				else $data["COL"][$i][$j] = "";
				$n++;
			}
		}

		return $data;
	}

};


class HPEPageNewsLog extends HPEPage
{


	function HPEPageNewsLog()
	{
		$this->HPEPage();
		$this->Reset();
	}


	function Reset()
	{
		$this->type = "newslog";
		$this->url = "";
		$this->name = "Multisource headlines in a flat list";
		$this->desc = "Arrange your choice of modules in a flat list";
		$this->flags = (HPEPageEditable | HPEPageExternEdit | HPEPageMailable);
		$this->editpath = $GLOBALS["HPEinc"] . "/plugins/page.newslog.edit.inc";
	}


	function UnSerializeFromXML(&$XMLtree, $path, &$pgdata)
	{
		global $HPEtheConfig;

		$pgdata["mode"] = $XMLtree->getAttribute($path, "mode");
		$pgdata["outdate"] = $XMLtree->getAttribute($path, "outdate");
		if(empty($pgdata["outdate"]))
			$pgdata["outdate"] = 0;

		$pgdata["sources"] = array();
		$i = 1;
		while(1)
		{
			$type = $XMLtree->getAttribute("$path/module($i)", "type");
			if($type == "") break;

			$srcdata = array( "type" => $type );
			if(isset($HPEtheConfig->modhandlers[$type]))
			{
				$HPEtheConfig->modhandlers[$type]["control"]->UnSerializeFromXML($XMLtree, "$path/module($i)", $srcdata);
				$pgdata["sources"][] = $srcdata;
			}
			$i++;
		}
	}


	function SerializeToXML(&$pgdata)
	{
		global $HPEtheConfig;

		if(!isset($pgdata["outdate"]))
			$pgdata["outdate"] = 0;

		$data = "\t\t<PAGE type=\"" . $pgdata["type"] . "\" id=\"" . $pgdata["id"] .
				"\" title=\"" . HPEXMLString($pgdata["title"]) . "\" mode=\"" . $pgdata["mode"] . "\" " .
				"outdate=\"" . $pgdata["outdate"] . "\">\n";

		$n = count($pgdata["sources"]);
		for($i=0; $i<$n; $i++)
			if(isset($HPEtheConfig->modhandlers[$pgdata["sources"][$i]["type"]]) && $pgdata["sources"][$i]["type"] == 0)
				$data .= $HPEtheConfig->modhandlers[$pgdata["sources"][$i]["type"]]["control"]->SerializeToXML($pgdata["sources"][$i]);

		$data .= "\t\t</PAGE>\n";
		return $data;
	}


	function Create($param)
	{
		$data = array();
		$data["sources"] = array( );
		$data["mode"] = "flat";
		return $data;
	}


	function AcceptsModule($type)
	{
		return ($type == 0  || $type == 4);
	}


	function AddModule(&$pgdata, &$moddata)
	{
		if($moddata["type"] == 0 || $moddate["type"] == 4)
			$pgdata["sources"][] = $moddata;
	}


	function &GetModule(&$pgdata, $modid)
	{
		if(isset($pgdata["sources"][$modid]))
			return $pgdata["sources"][$modid];
		return "";
	}


	function RemoveModule(&$pgdata, $modid)
	{
		$n = count($pgdata["sources"]);
		$ns = array();
		for($j=0, $k=0; $j<$n; $j++) 
		{
			if($j == $modid) continue;
			$ns[$k] = $pgdata["sources"][$j];
			$k++;
		}
		if(count($ns) == $n - 1)
		{
			$pgdata["sources"] = $ns;
			return "";
		}
		return "Module not found";
	}

	
	function Show()
	{
		global $HPEtheUser;
		global $HPEtheThemeMaker;
		global $page;

		echo $HPEtheThemeMaker->TPLRun("page.newslog", $this->GetData($HPEtheUser->pages[$page]));
	}


	function GetData(&$pagedata)
	{
		global $HPEinc;
		global $page;
		global $HPEtheConfig;
		global $HPEtheUser;

		$data = array();
		$data["items"] = array();

		$nitems = 0;
		$n = count($pagedata["sources"]);
		if($n)
		{
			$srcids = array();
			$modids = array();
			for($i=0; $i<$n; $i++)
			{
				$srcids[] = $pagedata["sources"][$i]["source"];
				$modids[$pagedata["sources"][$i]["source"]] = $i;
			}

			$nitems = HPELoadMultiNews($data, $srcids, 0, $sort = ($pagedata["mode"] == "flat" ? 0 : 1), $HPEtheUser->level);

			reset($data["items"]);
			$outdate = $pagedata["outdate"] * 3600 * 24;
			while(list($key, $val) = each($data["items"]))
			{
				if($outdate && $data["items"][$key]["date"] < time() - $outdate)
				{
					unset($data["items"][$key]);
					continue;
				}
				$data["items"][$key]["link"] = $HPEtheConfig->siteroot . "click/" . $data["items"][$key]["id"] . "/";
				$data["items"][$key]["elink"] = "";
				$data["items"][$key]["ulink"] = "";
			}
		}

		$data["title"] = $pagedata["title"];
		return $data;
	}

};


class HPEPageRandSources extends HPEPage
{

	function HPEPageRandSources() {
		$this->HPEPage();
		$this->Reset();
	}


	function Reset() {
		$this->type = "newsrandsrc";
		$this->url = "";
		$this->name = "Random News";
		$this->desc = "Show 9 randomly selected news boxes";
		$this->flags = (HPEPageHasDefValues);
	}


	function UnSerializeFromXML(&$XMLtree, $path, &$data)
	{
	}


	function SerializeToXML(&$pgdata)
	{
		$data = "\t\t<PAGE type=\"" . $pgdata["type"] . "\" id=\"" . $pgdata["id"] .
				"\" title=\"" . HPEXMLString($pgdata["title"]) . "\" />\n";
		return $data;
	}


	function Create($param)
	{
		$data = array();
		return $data;
	}


	function Show()
	{
		global $HPEtheConfig;
		global $HPEtheDB;
		global $HPEtheThemeMaker;
		global $page;

		$HPEtheNEWSmodule = &$HPEtheConfig->modhandlers[0]["control"];
		
		$data = array();
		$data["title"] = ($page == -1 ? $this->name : "");
		
		$query = "SELECT count(*) FROM $HPEtheDB->dbtnewssites;";
		$numsites = $HPEtheDB->one_data($query);
		if($numsites) 
		{
			mt_srand((double)microtime() * 1000000);
		
			$data["COL"] = array( );
		
			for($i=0; $i<3; $i++) 
			{
				$data["COL"][$i] = array( );
				for($j=0; $j<3; $j++) 
				{
					$k = 0;
					$id = 0;
					while($k < 10) 
					{
						$t = mt_rand(1, $numsites);
						HPELoadSingleNews($srcdata, $t);
						if(count($srcdata) && !($srcdata["flags"] & HPENewsDisable))
						{
							$data["COL"][$i][$j] = $HPEtheNEWSmodule->showChannel( $t, 5 );
							break;
						}
					}
				}
			}		
		}
		echo $HPEtheThemeMaker->TPLRun("page.newsboxes", $data);
	}

};


class HPEPageRecentSources extends HPEPage
{

	function HPEPageRecentSources() 
	{
		$this->HPEPage();
		$this->Reset();
	}


	function Reset() 
	{
		$this->type = "newsrecentsrc";
		$this->url = "";
		$this->name = "Recent News Sources";
		$this->desc = "Show news boxes for 9 most recent sources";
		$this->flags = (HPEPageHasDefValues);
	}


	function UnSerializeFromXML(&$XMLtree, $path, &$data)
	{
	}


	function SerializeToXML(&$pgdata)
	{
		$data = "\t\t<PAGE type=\"" . $pgdata["type"] . "\" id=\"" . $pgdata["id"] .
				"\" title=\"" . HPEXMLString($pgdata["title"]) . "\" />\n";
		return $data;
	}


	function Create($param)
	{
		$data = array();
		return $data;
	}


	function Show()
	{
		global $HPEtheConfig;
		global $HPEtheDB;
		global $HPEtheThemeMaker;
		global $page;

		$HPEtheNEWSmodule = &$HPEtheConfig->modhandlers[0]["control"];

		$data = array( );
		$data["title"] = ($page == -1 ? $this->name : "");

		$result = $HPEtheDB->query("SELECT siteid FROM $HPEtheDB->dbtnewssites WHERE !(flags & " . HPENewsDisable . ") ORDER BY siteid DESC LIMIT 9");
		if(!$HPEtheDB->iserror($result)) 
		{
			$k=0;
			$data["COL"] = array( );
			for($i=0; $i<3; $i++) 
			{
				$data["COL"][$i] = array( );
				for($j=0; $j<3; $j++) 
				{
					$row = $HPEtheDB->getrow($result);
					if(!$row) 
						break;
					$data["COL"][$i][$j] = $HPEtheNEWSmodule->showChannel( $row["siteid"], 5 );
				}
			}
		}
		echo $HPEtheThemeMaker->TPLRun("sources.recent", $data);
	}


};


class HPEPageNewsNavigator extends HPEPage 
{

	function HPEPageNewsNavigator() 
	{
		$this->HPEPage();
		$this->Reset();
	}


	function Reset() 
	{
		$this->type = "newscat";
		$this->url = "";
		$this->name = "News Navigator";
		$this->desc = "Browse News Items by Category";
		$this->flags = (HPEPageHasDefValues | HPEPageEditable);
		$this->showpath = $GLOBALS["HPEinc"] . "/plugins/page.newsnav.show.inc";
	}


	function UnSerializeFromXML(&$XMLtree, $path, &$data)
	{
		$data["cat"] = $XMLtree->getAttribute($path, "cat");
		$data["excludes"] = $XMLtree->getAttribute($path, "excludes");
	}


	function SerializeToXML(&$pgdata)
	{
		$data = "\t\t<PAGE type=\"" . $pgdata["type"] . "\" id=\"" . $pgdata["id"] .
				"\" title=\"" . HPEXMLString($pgdata["title"]) . "\" cat=\"" . $pgdata["cat"] . "\" " .
				" excludes=\"" . $pgdata["excludes"] . "\" />\n";
		return $data;
	}


	function Create($param)
	{
		$data = array();
		if($param == "") {
			$data["cat"] = 0;
			$data["excludes"] = "";
		} else {
			$data["cat"] = $param["cat"];
			$data["excludes"] = $param["excludes"];
		}
		return $data;
	}


};


class HPEPageTeaser extends HPEPage 
{

	function HPEPageTeaser() 
	{
		$this->HPEPage();
		$this->Reset();
	}


	function Reset() 
	{
		$this->type = "teaser";
		$this->url = "";
		$this->name = "Teaser";
		$this->desc = "Main Page for guest users";
		$this->flags = (HPEPageHidden);
	}


	function UnSerializeFromXML(&$XMLtree, $path, &$data)
	{
	}


	function SerializeToXML(&$pgdata)
	{
		$data = "\t\t<PAGE type=\"" . $pgdata["type"] . "\" id=\"" . $pgdata["id"] .
				"\" title=\"" . HPEXMLString($pgdata["title"]) . "\" />\n";
		return $data;
	}


	function Create($param)
	{
		die("Can't create a page of type '$this->type'");
	}


	function Show()
	{
		global $HPEtheThemeMaker;
		global $HPEtheDB;
		global $HPEtheUser;

		$data = array(
				"numsites" => $HPEtheDB->one_data("SELECT count(*) FROM $HPEtheDB->dbtnewssites")
			   );
		echo $HPEtheThemeMaker->TPLRun("teaser", $data);
	}


};

?>