<?php
/**
 * Controller for the Ancestry Page
 *
 * webtrees: Web based Family History software
 * Copyright (C) 2010 webtrees development team.
 *
 * Derived from PhpGedView
 * Copyright (C) 2002 to 2009	PGV Development Team.  All rights reserved.
 *
 * 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.
 *
 * 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
 *
 * @package webtrees
 * @subpackage Charts
 * @version $Id$
 */

if (!defined('WT_WEBTREES')) {
	header('HTTP/1.0 403 Forbidden');
	exit;
}

define('WT_ANCESTRY_CTRL_PHP', '');

require_once WT_ROOT.'includes/functions/functions_charts.php';
require_once WT_ROOT.'includes/controllers/basecontrol.php';

// -- array of GEDCOM elements that will be found but should not be displayed
$nonfacts[] = "FAMS";
$nonfacts[] = "FAMC";
$nonfacts[] = "MAY";
$nonfacts[] = "BLOB";
$nonfacts[] = "CHIL";
$nonfacts[] = "HUSB";
$nonfacts[] = "WIFE";
$nonfacts[] = "RFN";
$nonfacts[] = "";
$nonfamfacts[] = "UID";
$nonfamfacts[] = "";
/**
 * Main controller class for the Ancestry page.
 */
class AncestryControllerRoot extends BaseController {
	var $pid = "";

	var $user = false;
	var $accept_success = false;
	var $visibility = "visible";
	var $position = "relative";
	var $display = "block";
	var $show_cousins;
	var $rootid;
	var $name;
	var $addname;
	var $OLD_PGENS;
	var $chart_style;
	var $show_full;
	var $cellwidth;

	/**
	 * constructor
	 */
	function AncestryControllerRoot() {
		parent::BaseController();
	}
	/**
	 * Initialization function
	 */
	function init() {
		global $USE_RIN, $MAX_ALIVE_AGE, $GEDCOM, $bwidth, $bheight, $pbwidth, $pbheight, $PEDIGREE_FULL_DETAILS, $MAX_DESCENDANCY_GENERATIONS;
		global $DEFAULT_PEDIGREE_GENERATIONS, $PEDIGREE_GENERATIONS, $MAX_PEDIGREE_GENERATIONS, $OLD_PGENS, $box_width, $Dbwidth, $Dbheight;
		global $show_full;

		// Extract form parameters
		$this->rootid        =safe_GET_xref('rootid');
		$this->show_full     =safe_GET('show_full',    array('0', '1'), $PEDIGREE_FULL_DETAILS);
		$this->show_cousins  =safe_GET('show_cousins', array('0', '1'), '0');
		$this->chart_style   =safe_GET_integer('chart_style',          0, 3, 0);
		$box_width           =safe_GET_integer('box_width',            50, 300, 100);
		$PEDIGREE_GENERATIONS=safe_GET_integer('PEDIGREE_GENERATIONS', 2, $MAX_PEDIGREE_GENERATIONS, $DEFAULT_PEDIGREE_GENERATIONS);

		// This is passed as a global.  A parameter would be better...
		$show_full=$this->show_full;

		$OLD_PGENS = $PEDIGREE_GENERATIONS;

		// Validate form parameters
		$this->rootid = check_rootid($this->rootid);

		// -- size of the boxes
		$Dbwidth*=$box_width/100;
		$bwidth=$Dbwidth;
		if (!$this->show_full) {
			$bwidth = $bwidth / 1.5;
		}
		$bheight=$Dbheight;
		if (!$this->show_full) {
			$bheight = $bheight / 1.5;
		}

		$pbwidth = $bwidth+12;
		$pbheight = $bheight+14;

		$this->ancestry = Person::getInstance($this->rootid);
		$this->name     = $this->ancestry->getFullName();
		$this->addname  = $this->ancestry->getAddName();

		if (strlen($this->name)<30) $this->cellwidth="420";
		else $this->cellwidth=(strlen($this->name)*14);

		if (!$this->isPrintPreview()) {
			$this->visibility = "hidden";
			$this->position = "absolute";
			$this->display = "none";
		}
	}

	/**
	 * print a child ascendancy
	 *
	 * @param string $pid individual Gedcom Id
	 * @param int $sosa child sosa number
	 * @param int $depth the ascendancy depth to show
	 */
	function print_child_ascendancy($pid, $sosa, $depth) {
		global $TEXT_DIRECTION, $OLD_PGENS;
		global $WT_IMAGE_DIR, $WT_IMAGES, $Dindent;
		global $SHOW_EMPTY_BOXES, $pidarr, $box_width;

		$person = Person::getInstance($pid);
		// child
		print "\r\n<li>";
		print "<table border=\"0\" cellpadding=\"0\" cellspacing=\"0\"><tr><td><a name=\"sosa".$sosa."\"></a>";
		$new=($pid=="" or !isset($pidarr["$pid"]));
		if ($sosa==1) print "<img src=\"".$WT_IMAGE_DIR."/".$WT_IMAGES["spacer"]["other"]."\" height=\"3\" width=\"$Dindent\" border=\"0\" alt=\"\" /></td><td>\n";
		else {
			print "<img src=\"".$WT_IMAGE_DIR."/".$WT_IMAGES["spacer"]["other"]."\" height=\"3\" width=\"2\" border=\"0\" alt=\"\" />";
			print "<img src=\"".$WT_IMAGE_DIR."/".$WT_IMAGES["hline"]["other"]."\" height=\"3\" width=\"".($Dindent-2)."\" border=\"0\" alt=\"\" /></td><td>\n";
		}
		print_pedigree_person($pid, 1, $this->view!="preview");
		print "</td>";
		print "<td>";
		if ($TEXT_DIRECTION=="ltr") {
			$label = i18n::translate('Ancestry Chart').": ".$pid;
		} else {
			$label = $pid." :".i18n::translate('Ancestry Chart');
		}
		if ($sosa>1) print_url_arrow($pid, encode_url("?rootid={$pid}&PEDIGREE_GENERATIONS={$OLD_PGENS}&show_full={$this->show_full}&box_width={$box_width}&chart_style={$this->chart_style}"), $label, 3);
		print "</td>";
		print "<td class=\"details1\">&nbsp;<span dir=\"ltr\" class=\"person_box". (($sosa==1)?"NN":(($sosa%2)?"F":"")) . "\">&nbsp;$sosa&nbsp;</span>&nbsp;";
		print "</td><td class=\"details1\">";
		$relation ="";
		if (!$new) $relation = "<br />[=<a href=\"#sosa".$pidarr["$pid"]."\">".$pidarr["$pid"]."</a> - ".get_sosa_name($pidarr["$pid"])."]";
		else $pidarr["$pid"]=$sosa;
		print get_sosa_name($sosa).$relation;
		print "</td>";
		print "</tr></table>";

		if (is_null($person)) {
			print "</li>";
			return;
		}
		// parents
		$famids = $person->getChildFamilies();
		$parents = false;
		$famrec = "";
		$famid = "";
		foreach($famids as $famid=>$family) {
			if (!is_null($family)) {
				$famrec = $family->getGedcomRecord();
				$parents = find_parents_in_record($famrec);
				if ($parents) break;
			}
		}

		if (($parents || $SHOW_EMPTY_BOXES) && $new && $depth>0) {
			// print marriage info
			print "<span class=\"details1\" style=\"white-space: nowrap;\" >";
			print "<img src=\"".$WT_IMAGE_DIR."/".$WT_IMAGES["spacer"]["other"]."\" height=\"2\" width=\"$Dindent\" border=\"0\" align=\"middle\" alt=\"\" /><a href=\"javascript: ".i18n::translate('View Family')."\" onclick=\"expand_layer('sosa_".$sosa."'); return false;\" class=\"top\"><img id=\"sosa_".$sosa."_img\" src=\"".$WT_IMAGE_DIR."/".$WT_IMAGES["minus"]["other"]."\" align=\"middle\" hspace=\"0\" vspace=\"3\" border=\"0\" alt=\"".i18n::translate('View Family')."\" /></a> ";
			print "&nbsp;<span class=\"person_box\">&nbsp;".($sosa*2)."&nbsp;</span>&nbsp;".i18n::translate('and');
			print "&nbsp;<span class=\"person_boxF\">&nbsp;".($sosa*2+1)." </span>&nbsp;";
			if (!empty($family)) {
				$marriage = $family->getMarriage();
				if ($marriage->canShow()) $marriage->print_simple_fact(); else print i18n::translate('Private');
			}
			print "</span>";
			// display parents recursively
			print "\r\n<ul style=\"list-style: none; display: block;\" id=\"sosa_$sosa\">";
			$this->print_child_ascendancy($parents["HUSB"], $sosa*2, $depth-1);
			$this->print_child_ascendancy($parents["WIFE"], $sosa*2+1, $depth-1);
			print "</ul>\r\n";
		}
		print "</li>\r\n";
	}

}

// -- end of class
//-- load a user extended class if one exists
if (file_exists(WT_ROOT.'includes/controllers/ancestry_ctrl_user.php'))
{
	require_once WT_ROOT.'includes/controllers/ancestry_ctrl_user.php';
}
else
{
	class AncestryController extends AncestryControllerRoot
	{
	}
}

?>
