<?php
/**
 * Check a GEDCOM file for compliance with the 5.5.1 specification
 * and other common errors.
 *
 * 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.
 *
 * Modifications Copyright (c) 2010 Greg Roach
 *
 * 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 discretion, 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
 *
 * @author Nigel Osborne 26 Mar 2007
 * @package webtrees
 * $Id$
 */

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

$action   =safe_POST     ('action'                                              );
$gedcom_id=safe_POST     ('gedcom_id', array_keys(get_all_gedcoms()), WT_GED_ID);
$openinnew=safe_POST_bool('openinnew'                                           );
$state    =safe_POST     ('state',     WT_REGEX_UNSAFE,              'XYZ'     );
$country  =safe_POST     ('country',   WT_REGEX_UNSAFE,              'XYZ'     );

// Must be an admin user to use this module
if (!WT_USER_GEDCOM_ADMIN) {
	header('Location: '.WT_SERVER_NAME.WT_SCRIPT_PATH.'login.php?url=placelist.php');
	exit;
}
print_header(i18n::translate('Place Check').' - '.WT_GEDCOM);

$target=$openinnew ? "target='_blank'" : "";

echo "<div align=\"center\" style=\"width: 99%;\"><h1>", i18n::translate('Place Check'), "</h1></div>";

//Start of User Defined options
echo "<table border='0' width='100%' height='100px' overflow='auto';>";
echo "<form method='post' name='placecheck' action='module.php?mod=googlemap&amp;mod_action=placecheck'>";
echo "<tr valign='top'>";
echo "<td>";
echo "<table align='left'>";
echo "<tr><td colspan='2'class='descriptionbox' align='center'><strong>", i18n::translate('PlaceCheck List Options'), "</strong></td></tr>";
//Option box to select gedcom
echo "<tr><td class='descriptionbox'>".i18n::translate('GEDCOM File:')."</td>";
echo "<td class='optionbox'><select name='gedcom_id'>";
foreach (get_all_gedcoms() as $ged_id=>$gedcom) {
	echo '<option value="', $ged_id, '"', $ged_id==$gedcom_id?' selected="selected"':'', '>', htmlspecialchars($gedcom), '</option>';
}
echo "</select></td></tr>";
//Option box for 'Open in new window'
echo "<tr><td class='descriptionbox'>".i18n::translate('Open links in')."</td>";
echo "<td class='optionbox'><select name='openinnew'>";
echo "<option value='0' ", $openinnew?" selected='selected'":"", ">".i18n::translate('Same tab/window')."</option>";
echo "<option value='1' ", $openinnew?" selected='selected'":"", ">".i18n::translate('New tab/window')."</option>";
echo "</select></td></tr>";
//Option box to select Country within Gedcom
echo "<tr><td class='descriptionbox'>", i18n::translate('Country'), "</td>";
echo "<td class='optionbox'><select name='country'>";
echo "<option value='XYZ' selected='selected'>", /* I18N: first/default option in a drop-down listbox */ i18n::translate('&lt;select&gt;'), "</option>";
echo "<option value='XYZ'>", i18n::translate('All'), "</option>";
$rows=
	WT_DB::prepare("SELECT pl_id, pl_place FROM `##placelocation` WHERE pl_level=0 ORDER BY pl_place")
	->fetchAssoc();
foreach ($rows as $id=>$place) {
	echo "<option value='{$place}'";
	if ($place==$country) {
		echo " selected='selected'";
		$par_id=$id;
	}
	echo ">{$place}</option>";
}
echo "</select></td></tr>";

//Option box to select level 2 place within the selected Country
if ($country!='XYZ') {
	echo "<tr><td class='descriptionbox'>", /* I18N: Part of a country, state/region/county */ i18n::translate('Subdivision'), "</td>";
	echo "<td class='optionbox'><select name='state'>";
	echo "<option value='XYZ' selected='selected'>", i18n::translate('&lt;select&gt;'), "</option>";
	echo "<option value='XYZ'>", i18n::translate('All'), "</option>";
	$places=
		WT_DB::prepare("SELECT pl_place FROM `##placelocation` WHERE pl_parent_id=? ORDER BY pl_place")
		->execute(array($par_id))
		->fetchOneColumn();
	foreach ($places as $place) {
		echo "<option value='{$place}'", $place==$state?" selected='selected'":"", ">{$place}</option>";
	}
	echo "</select></td></tr>";
}
echo "</table>";
echo "</td>";
//Show Filter table
if (!isset ($_POST["matching"])) {$matching=0;} else {$matching=1;}
echo "<td>";
echo "<table>";
echo "<tr><td colspan='2' class='descriptionbox' align='center'>";
echo "<strong>", i18n::translate('List filtering options'), "</strong>", help_link('PLACECHECK_FILTER','googlemap');
echo "</td></tr><tr><td class='descriptionbox'>";
echo i18n::translate('Include fully matched places: '), help_link('PLACECHECK_MATCH','googlemap');
echo "</td><td class='optionbox'><input type=\"checkbox\" name=\"matching\" value=\"active\"";
if ($matching==1) {
	echo " checked=\"checked\"";
}
echo "></td></tr>";
echo "</table>";
echo "</td>";

//Show Key table
echo "<td rowspan='2'>";
echo "<table align='right'>";
echo "<tr><td colspan='4' align='center' class='descriptionbox'><strong>", i18n::translate('Key to colors used below'), "</strong></td></tr>";
echo "<tr><td class='facts_value error'>", translate_fact('PLAC'), "</td><td class='facts_value error' align='center '><strong>X</strong></td><td align='center' class='facts_value error'><strong>X</strong></td><td class='facts_value'><font size=\"-2\">", i18n::translate('This place and its coordinates do not exist in the GoogleMap tables.'), "</font></td></tr>";
echo "<tr><td class='facts_value'><a>", translate_fact('PLAC'), "</a></td><td class='facts_value error' align='center '><strong>X</strong></td><td align='center' class='facts_value error'><strong>X</strong></td><td class='facts_value'><font size=\"-2\">", i18n::translate('This place exists in the GoogleMap tables, but has no coordinates.'), "</font></td></tr>";
echo "<tr><td class='facts_value'><strong>".i18n::translate('unknown')."</font></td><td class='facts_value error' align='center '><strong>X</strong></td><td align='center' class='facts_value error'><strong>X</strong></td><td class='facts_value'><font size=\"-2\">", i18n::translate('This place level is blank in your GEDCOM file. It should be added to GoogleMap places as "unknown" with coordinates from its parent level before you add any place to the next level.'), "</font></td></tr>";
echo "<tr><td class='facts_value'><a>".i18n::translate('unknown')."</a></td><td class='facts_value' align='center'>N55.0</td><td align='center' class='facts_value'>W75.0</td><td class='facts_value'><font size=\"-2\">", i18n::translate('This place level is blank in your GEDCOM file, but exists as "unknown" in the GoogleMap places table with coordinates. No action required until the missing level can be entered.'), "</font></td></tr>";
echo "</table>";
echo "</td>";
echo "</tr>";
echo "<tr>";
echo "<td colspan='2'>";
echo "<input type='submit' value='".i18n::translate('Show')."' $target><input type='hidden' name='action' value='go'>";
echo "</td>";
echo "</tr>";
echo "</form>";
echo "</table>";
echo "<hr />";

switch ($action) {
case 'go':
	//Identify gedcom file
	echo "<strong>", i18n::translate('Place list for GEDCOM file'), ": </strong>", htmlspecialchars(get_gedcom_setting($gedcom_id, 'title')), "<br /><br />";
	//Select all '2 PLAC ' tags in the file and create array
	$place_list=array();
	$ged_data=WT_DB::prepare("SELECT i_gedcom FROM `##individuals` WHERE i_gedcom LIKE ? AND i_file=?")
		->execute(array("%\n2 PLAC %", $gedcom_id))
		->fetchOneColumn();
	foreach ($ged_data as $ged_datum) {
		preg_match_all('/\n2 PLAC (.+)/', $ged_datum, $matches);
		foreach ($matches[1] as $match) {
			$place_list[$match]=true;
		}
	}
	$ged_data=WT_DB::prepare("SELECT f_gedcom FROM `##families` WHERE f_gedcom LIKE ? AND f_file=?")
		->execute(array("%\n2 PLAC %", $gedcom_id))
		->fetchOneColumn();
	foreach ($ged_data as $ged_datum) {
		preg_match_all('/\n2 PLAC (.+)/', $ged_datum, $matches);
		foreach ($matches[1] as $match) {
			$place_list[$match]=true;
		}
	}
	// Unique list of places
	$place_list=array_keys($place_list);

	// Apply_filter
	if ($country=='XYZ') {
		$filter='.*$';
	} else {
		$filter=preg_quote($country).'$';
		if ($state!='XYZ') {
			$filter=preg_quote($state).', '.$filter;
		}
	}
	$place_list=preg_grep('/'.$filter.'/', $place_list);

	//sort the array, limit to unique values, and count them
	$place_parts=array();
	usort($place_list, "utf8_strcasecmp");
	$i=count($place_list);

	//calculate maximum no. of levels to display
	$x=0;
	$max=0;
	while ($x<$i) {
		$levels=explode(",", $place_list[$x]);
		$parts=count($levels);
		if ($parts>$max) $max=$parts;
	$x++;}
	$x=0;

	//scripts for edit, add and refresh
	?>
	<script language="JavaScript" type="text/javascript">
	<!--
	function edit_place_location(placeid) {
		window.open('module.php?mod=googlemap&mod_action=places_edit&action=update&placeid='+placeid+"&"+sessionname+"="+sessionid, '_blank', 'top=50, left=50, width=680, height=550, resizable=1, scrollbars=1');
		return false;
	}

	function add_place_location(placeid) {
		window.open('module.php?mod=googlemap&mod_action=places_edit&action=add&placeid='+placeid+"&"+sessionname+"="+sessionid, '_blank', 'top=50, left=50, width=680, height=550, resizable=1, scrollbars=1');
		return false;
	}
	function showchanges() {
		window.location='<?php echo $_SERVER["REQUEST_URI"]; ?>&show_changes=yes';
	}
	//-->
	</script>
	<?php

	//start to produce the display table
	$cols=0;
	$span=$max*3+3;
	echo "<table class='facts_table' width='100%'><tr>";
	echo "<td rowspan='3' class='descriptionbox' align='center'><strong>", i18n::translate('GEDCOM File Place Data<br />(2 PLAC tag)'), "</strong></td>";
	echo "<td class='descriptionbox' colspan='", $span, "' align='center'><strong>", i18n::translate('GoogleMap Places Table Data'), "</strong></td></tr>";
	echo "<tr>";
	while ($cols<$max) {
		if ($cols == 0) {
			echo "<td class='descriptionbox' colspan='3' align='center'><strong>", PrintReady(i18n::translate('Country')), "</strong></td>";
		} else {
			echo "<td class='descriptionbox' colspan='3' align='center'><strong>", PrintReady(i18n::translate('Level')), "&nbsp;", $cols+1, "</strong></td>";
		}
		$cols++;
	}
	echo "</tr><tr>";
	$cols=0;
	while ($cols<$max) {
		echo "<td class='descriptionbox' align='center'><strong>", translate_fact('PLAC'), "</strong></td><td class='descriptionbox' align='center'><strong>", i18n::translate('Latitude'), "</strong><td class='descriptionbox' align='center'><strong>", i18n::translate('Longitude'), "</strong></td></td>";
		$cols++;
	}
	echo "</tr>";
	$countrows=0;
	while ($x<$i) {
		$placestr="";
		$levels=explode(",", $place_list[$x]);
		$parts=count($levels);
		$levels=array_reverse($levels);
		$placestr.="<a href=\"placelist.php?action=show&amp;";
		foreach ($levels as $pindex=>$ppart) {
			$ppart=urlencode(trim($ppart));
			$placestr.="parent[$pindex]=".$ppart."&amp;";
		}
		$placestr.="level=".count($levels);
		$placestr.="\">".$place_list[$x]."</a>";
		$gedplace="<tr><td class='facts_value'>".$placestr."</td>";
		$z=0;
		$y=0;
		$id=0;
		$level=0;
		$matched[$x]=0;// used to exclude places where the gedcom place is matched at all levels
		$mapstr_edit="<a href=\"javascript:;\" onclick=\"edit_place_location('";
		$mapstr_add="<a href=\"javascript:;\" onclick=\"add_place_location('";
		$mapstr3="";
		$mapstr4="";
		$mapstr5="')\" title='";
		$mapstr6="' >";
		$mapstr7="')\">";
		$mapstr8="</a>";
		while ($z<$parts) {
			if ($levels[$z]==' ' || $levels[$z]=='')
				$levels[$z]="unknown";// GoogleMap module uses "unknown" while GEDCOM uses , ,

			$levels[$z]=rtrim(ltrim($levels[$z]));

			$placelist=create_possible_place_names($levels[$z], $z+1); // add the necessary prefix/postfix values to the place name
			foreach ($placelist as $key=>$placename) {
				$row=
					WT_DB::prepare("SELECT pl_id, pl_place, pl_long, pl_lati, pl_zoom FROM `##placelocation` WHERE pl_level=? AND pl_parent_id=? AND pl_place LIKE ? ORDER BY pl_place")
					->execute(array($z, $id, $placename))
					->fetchOneRow(PDO::FETCH_ASSOC);
				if (!empty($row['pl_id'])) {
					$row['pl_placerequested']=$levels[$z]; // keep the actual place name that was requested so we can display that instead of what is in the db
					break;
				}
			}
			if ($row['pl_id']!='') {
				$id=$row['pl_id'];
			}

			if ($row['pl_place']!='') {
				$placestr2=$mapstr_edit.$id."&amp;level=".$level.$mapstr3.$mapstr5.i18n::translate('Zoom=').$row['pl_zoom'].$mapstr6.$row['pl_placerequested'].$mapstr8;
				if ($row['pl_place']=='unknown')
					$matched[$x]++;
			} else {
				if ($levels[$z]=="unknown") {
					$placestr2=$mapstr_add.$id."&amp;level=".$level.$mapstr3.$mapstr7."<strong>".rtrim(ltrim(i18n::translate('unknown')))."</strong>".$mapstr8;$matched[$x]++;
				} else {
					$placestr2=$mapstr_add.$id."&amp;place_name=".urlencode($levels[$z])."&amp;level=".$level.$mapstr3.$mapstr7.'<span class="error">'.rtrim(ltrim($levels[$z])).'</span>'.$mapstr8;$matched[$x]++;
				}
			}
			$plac[$z]="<td class='facts_value'>".$placestr2."</td>\n";
			if ($row['pl_lati']=='0') {
				$lati[$z]="<td class='facts_value error'><strong>".$row['pl_lati']."</strong></td>";
			} else if ($row['pl_lati']!='') {
				$lati[$z]="<td class='facts_value'>".$row['pl_lati']."</td>";
			} else {
				$lati[$z]="<td class='facts_value error' align='center'><strong>X</strong></td>";$matched[$x]++;
			}
			if ($row['pl_long']=='0') {
				$long[$z]="<td class='facts_value error'><strong>".$row['pl_long']."</strong></td>";
			} else if ($row['pl_long']!='') {
				$long[$z]="<td class='facts_value'>".$row['pl_long']."</td>";
			} else {
				$long[$z]="<td class='facts_value error' align='center'><strong>X</strong></td>";$matched[$x]++;
			}
			$level++;
			$mapstr3=$mapstr3."&amp;parent[".$z."]=".addslashes(PrintReady($row['pl_placerequested']));
			$mapstr4=$mapstr4."&amp;parent[".$z."]=".addslashes(PrintReady(rtrim(ltrim($levels[$z]))));
			$z++;
		}
		if ($matching==1) {
			$matched[$x]=1;
		}
		if ($matched[$x]!=0) {
			echo $gedplace;
			$z=0;
			while ($z<$max) {
			if ($z<$parts) {
				echo $plac[$z];
				echo $lati[$z];
				echo $long[$z];
			} else {
				echo "<td class='facts_value'>&nbsp;</td><td class='facts_value'>&nbsp;</td><td class='facts_value'>&nbsp;</td>";}
				$z++;
			}
			echo "</tr>";
			$countrows++;
		}
		$x++;
	}

	// echo final row of table
	echo "<tr><td colspan=\"2\" class=\"list_label\">", i18n::translate('Total unique places'), ": ", $countrows, "</td></tr></table><br /><br />";
	break;
default:
	// Do not run until user selects a gedcom/place/etc.
	// Instead, show some useful help info.
	echo "<p>", i18n::translate('This will list all the places from the selected GEDCOM file. By default this will NOT INCLUDE places that are fully matched between the GEDCOM file and the GoogleMap tables'), "</p><hr />";
	break;
}

//echo footers
echo "<hr />";
print_footer();
