X-Git-Url: https://git.openstreetmap.org./nominatim.git/blobdiff_plain/991bd0004a400c84c2a63053eb6671a6442204f8..a766240c063ea516c4f17497e4093d3d4758b7ff:/lib/ReverseGeocode.php
diff --git a/lib/ReverseGeocode.php b/lib/ReverseGeocode.php
index d9652764..0c684a4e 100644
--- a/lib/ReverseGeocode.php
+++ b/lib/ReverseGeocode.php
@@ -108,7 +108,7 @@
// returns { place_id =>, type => '(osm|tiger)' }
// fails if no place was found
- function lookup()
+ function lookup($bDoInterpolation = true)
{
$sPointSQL = 'ST_SetSRID(ST_Point('.$this->fLon.','.$this->fLat.'),4326)';
$iMaxRank = $this->iMaxRank;
@@ -121,6 +121,7 @@
$fMaxAreaDistance = 1;
$bIsInUnitedStates = false;
$bPlaceIsTiger = false;
+ $bPlaceIsLine = false;
while(!$iPlaceID && $fSearchDiam < $fMaxAreaDistance)
{
$fSearchDiam = $fSearchDiam * 2;
@@ -147,59 +148,117 @@
$sSQL .= ' OR ST_DWithin('.$sPointSQL.', centroid, '.$fSearchDiam.'))';
$sSQL .= ' ORDER BY ST_distance('.$sPointSQL.', geometry) ASC limit 1';
if (CONST_Debug) var_dump($sSQL);
- $aPlace = $this->oDB->getRow($sSQL);
- if (PEAR::IsError($aPlace))
- {
- failInternalError("Could not determine closest place.", $sSQL, $aPlace);
- }
+ $aPlace = chksql($this->oDB->getRow($sSQL),
+ "Could not determine closest place.");
$iPlaceID = $aPlace['place_id'];
$iParentPlaceID = $aPlace['parent_place_id'];
$bIsInUnitedStates = ($aPlace['calculated_country_code'] == 'us');
}
+ // if a street or house was found, look in interpolation lines table
+ if ($bDoInterpolation && $iMaxRank_orig >= 28 && $aPlace && $aPlace['rank_search'] >= 26)
+ {
+ // if a house was found, search the interpolation line that is at least as close as the house
+ $sSQL = 'SELECT place_id, parent_place_id, 30 as rank_search, ST_line_locate_point(linegeo,'.$sPointSQL.') as fraction';
+ $sSQL .= ' FROM location_property_osmline';
+ $sSQL .= ' WHERE ST_DWithin('.$sPointSQL.', linegeo, '.$fSearchDiam.')';
+ $sSQL .= ' and indexed_status = 0 ';
+ $sSQL .= ' ORDER BY ST_distance('.$sPointSQL.', linegeo) ASC limit 1';
+
+ if (CONST_Debug)
+ {
+ $sSQL = preg_replace('/limit 1/', 'limit 100', $sSQL);
+ var_dump($sSQL);
+ $aAllHouses = chksql($this->oDB->getAll($sSQL));
+ foreach($aAllHouses as $i)
+ {
+ echo $i['housenumber'] . ' | ' . $i['distance'] * 1000 . ' | ' . $i['lat'] . ' | ' . $i['lon']. ' | '. "
\n";
+ }
+ }
+ $aPlaceLine = chksql($this->oDB->getRow($sSQL),
+ "Could not determine closest housenumber on an osm interpolation line.");
+ if ($aPlaceLine)
+ {
+ if (CONST_Debug) var_dump('found housenumber in interpolation lines table', $aPlaceLine);
+ if ($aPlace['rank_search'] == 30)
+ {
+ // if a house was already found in placex, we have to find out,
+ // if the placex house or the interpolated house are closer to the searched point
+ // distance between point and placex house
+ $sSQL = 'SELECT ST_distance('.$sPointSQL.', house.geometry) as distance FROM placex as house WHERE house.place_id='.$iPlaceID;
+ $aDistancePlacex = chksql($this->oDB->getRow($sSQL),
+ "Could not determine distance between searched point and placex house.");
+ $fDistancePlacex = $aDistancePlacex['distance'];
+ // distance between point and interpolated house (fraction on interpolation line)
+ $sSQL = 'SELECT ST_distance('.$sPointSQL.', ST_LineInterpolatePoint(linegeo, '.$aPlaceLine['fraction'].')) as distance';
+ $sSQL .= ' FROM location_property_osmline WHERE place_id = '.$aPlaceLine['place_id'];
+ $aDistanceInterpolation = chksql($this->oDB->getRow($sSQL),
+ "Could not determine distance between searched point and interpolated house.");
+ $fDistanceInterpolation = $aDistanceInterpolation['distance'];
+ if ($fDistanceInterpolation < $fDistancePlacex)
+ {
+ // interpolation is closer to point than placex house
+ $bPlaceIsLine = true;
+ $aPlace = $aPlaceLine;
+ $iPlaceID = $aPlaceLine['place_id'];
+ $iParentPlaceID = $aPlaceLine['parent_place_id']; // the street
+ $fFraction = $aPlaceLine['fraction'];
+ $iMaxRank = 30;
+ }
+ // else: nothing to do, take placex house from above
+ }
+ else
+ {
+ $bPlaceIsLine = true;
+ $aPlace = $aPlaceLine;
+ $iPlaceID = $aPlaceLine['place_id'];
+ $iParentPlaceID = $aPlaceLine['parent_place_id']; // the street
+ $fFraction = $aPlaceLine['fraction'];
+ $iMaxRank = 30;
+ }
+ }
+ }
+
// Only street found? If it's in the US we can check TIGER data for nearest housenumber
- if ($bIsInUnitedStates && $iMaxRank_orig >= 28 && $iPlaceID && ($aPlace['rank_search'] == 26 || $aPlace['rank_search'] == 27 ))
+ if (CONST_Use_US_Tiger_Data && $bDoInterpolation && $bIsInUnitedStates && $iMaxRank_orig >= 28 && $iPlaceID && ($aPlace['rank_search'] == 26 || $aPlace['rank_search'] == 27 ))
{
$fSearchDiam = 0.001;
- $sSQL = 'SELECT place_id,parent_place_id,30 as rank_search ';
- if (CONST_Debug) { $sSQL .= ', housenumber, ST_distance('.$sPointSQL.', centroid) as distance, st_y(centroid) as lat, st_x(centroid) as lon'; }
+ $sSQL = 'SELECT place_id,parent_place_id,30 as rank_search, ST_line_locate_point(linegeo,'.$sPointSQL.') as fraction';
+ //if (CONST_Debug) { $sSQL .= ', housenumber, ST_distance('.$sPointSQL.', centroid) as distance, st_y(centroid) as lat, st_x(centroid) as lon'; }
$sSQL .= ' FROM location_property_tiger WHERE parent_place_id = '.$iPlaceID;
- $sSQL .= ' AND ST_DWithin('.$sPointSQL.', centroid, '.$fSearchDiam.')';
- $sSQL .= ' ORDER BY ST_distance('.$sPointSQL.', centroid) ASC limit 1';
+ $sSQL .= ' AND ST_DWithin('.$sPointSQL.', linegeo, '.$fSearchDiam.')'; //no centroid anymore in Tiger data, now we have lines
+ $sSQL .= ' ORDER BY ST_distance('.$sPointSQL.', linegeo) ASC limit 1';
-
- // print all house numbers in the parent (street)
if (CONST_Debug)
{
$sSQL = preg_replace('/limit 1/', 'limit 100', $sSQL);
var_dump($sSQL);
- $aAllHouses = $this->oDB->getAll($sSQL);
+ $aAllHouses = chksql($this->oDB->getAll($sSQL));
foreach($aAllHouses as $i)
{
echo $i['housenumber'] . ' | ' . $i['distance'] * 1000 . ' | ' . $i['lat'] . ' | ' . $i['lon']. ' | '. "
\n";
}
}
- $aPlaceTiger = $this->oDB->getRow($sSQL);
- if (PEAR::IsError($aPlace))
- {
- failInternalError("Could not determine closest Tiger place.", $sSQL, $aPlaceTiger);
- }
+ $aPlaceTiger = chksql($this->oDB->getRow($sSQL),
+ "Could not determine closest Tiger place.");
if ($aPlaceTiger)
{
- if (CONST_Debug) var_dump('found Tiger place', $aPlaceTiger);
+ if (CONST_Debug) var_dump('found Tiger housenumber', $aPlaceTiger);
$bPlaceIsTiger = true;
$aPlace = $aPlaceTiger;
$iPlaceID = $aPlaceTiger['place_id'];
$iParentPlaceID = $aPlaceTiger['parent_place_id']; // the street
+ $fFraction = $aPlaceTiger['fraction'];
+ $iMaxRank = 30;
}
}
// The point we found might be too small - use the address to find what it is a child of
if ($iPlaceID && $iMaxRank < 28)
{
- if ($aPlace['rank_search'] > 28 && $iParentPlaceID && !$bPlaceIsTiger)
+ if (($aPlace['rank_search'] > 28 || $bPlaceIsTiger || $bPlaceIsLine) && $iParentPlaceID)
{
$iPlaceID = $iParentPlaceID;
}
@@ -208,19 +267,16 @@
$sSQL .= " WHERE place_id = $iPlaceID";
$sSQL .= " ORDER BY abs(cached_rank_address - $iMaxRank) asc,cached_rank_address desc,isaddress desc,distance desc";
$sSQL .= ' LIMIT 1';
- $iPlaceID = $this->oDB->getOne($sSQL);
- if (PEAR::IsError($iPlaceID))
- {
- failInternalError("Could not get parent for place.", $sSQL, $iPlaceID);
- }
+ $iPlaceID = chksql($this->oDB->getOne($sSQL),
+ "Could not get parent for place.");
if (!$iPlaceID)
{
$iPlaceID = $aPlace['place_id'];
}
}
-
return array('place_id' => $iPlaceID,
- 'type' => $bPlaceIsTiger ? 'tiger' : 'osm');
+ 'type' => $bPlaceIsTiger ? 'tiger' : ($bPlaceIsLine ? 'interpolation' : 'osm'),
+ 'fraction' => ($bPlaceIsTiger || $bPlaceIsLine) ? $fFraction : -1);
}
}