5 require_once(CONST_BasePath.'/lib/Result.php');
11 protected $aLangPrefOrderSql = "''";
13 protected $bAddressDetails = false;
14 protected $bExtraTags = false;
15 protected $bNameDetails = false;
17 protected $bIncludePolygonAsPoints = false;
18 protected $bIncludePolygonAsText = false;
19 protected $bIncludePolygonAsGeoJSON = false;
20 protected $bIncludePolygonAsKML = false;
21 protected $bIncludePolygonAsSVG = false;
22 protected $fPolygonSimplificationThreshold = 0.0;
24 protected $sAnchorSql = null;
25 protected $sAddressRankListSql = null;
26 protected $sAllowedTypesSQLList = null;
27 protected $bDeDupe = true;
30 public function __construct(&$oDB)
35 public function doDeDupe()
37 return $this->bDeDupe;
40 public function setIncludePolygonAsPoints($b = true)
42 $this->bIncludePolygonAsPoints = $b;
45 public function loadParamArray($oParams, $sGeomType = null)
47 $aLangs = $oParams->getPreferredLanguages();
48 $this->aLangPrefOrderSql =
49 'ARRAY['.join(',', array_map('getDBQuoted', $aLangs)).']';
51 $this->bAddressDetails = $oParams->getBool('addressdetails', true);
52 $this->bExtraTags = $oParams->getBool('extratags', false);
53 $this->bNameDetails = $oParams->getBool('namedetails', false);
55 $this->bDeDupe = $oParams->getBool('dedupe', $this->bDeDupe);
57 if ($sGeomType === null || $sGeomType == 'text') {
58 $this->bIncludePolygonAsText = $oParams->getBool('polygon_text');
60 if ($sGeomType === null || $sGeomType == 'geojson') {
61 $this->bIncludePolygonAsGeoJSON = $oParams->getBool('polygon_geojson');
63 if ($sGeomType === null || $sGeomType == 'kml') {
64 $this->bIncludePolygonAsKML = $oParams->getBool('polygon_kml');
66 if ($sGeomType === null || $sGeomType == 'svg') {
67 $this->bIncludePolygonAsSVG = $oParams->getBool('polygon_svg');
69 $this->fPolygonSimplificationThreshold
70 = $oParams->getFloat('polygon_threshold', 0.0);
73 ($this->bIncludePolygonAsText ? 1 : 0) +
74 ($this->bIncludePolygonAsGeoJSON ? 1 : 0) +
75 ($this->bIncludePolygonAsKML ? 1 : 0) +
76 ($this->bIncludePolygonAsSVG ? 1 : 0);
77 if ($iWantedTypes > CONST_PolygonOutput_MaximumTypes) {
78 if (CONST_PolygonOutput_MaximumTypes) {
79 userError('Select only '.CONST_PolygonOutput_MaximumTypes.' polgyon output option');
81 userError('Polygon output is disabled');
86 public function getMoreUrlParams()
90 if ($this->bAddressDetails) $aParams['addressdetails'] = '1';
91 if ($this->bExtraTags) $aParams['extratags'] = '1';
92 if ($this->bNameDetails) $aParams['namedetails'] = '1';
94 if ($this->bIncludePolygonAsPoints) $aParams['polygon'] = '1';
95 if ($this->bIncludePolygonAsText) $aParams['polygon_text'] = '1';
96 if ($this->bIncludePolygonAsGeoJSON) $aParams['polygon_geojson'] = '1';
97 if ($this->bIncludePolygonAsKML) $aParams['polygon_kml'] = '1';
98 if ($this->bIncludePolygonAsSVG) $aParams['polygon_svg'] = '1';
100 if ($this->fPolygonSimplificationThreshold > 0.0) {
101 $aParams['polygon_threshold'] = $this->fPolygonSimplificationThreshold;
104 if (!$this->bDeDupe) $aParams['dedupe'] = '0';
109 public function setAnchorSql($sPoint)
111 $this->sAnchorSql = $sPoint;
114 public function setAddressRankList($aList)
116 $this->sAddressRankListSql = '('.join(',', $aList).')';
119 public function setAllowedTypesSQLList($sSql)
121 $this->sAllowedTypesSQLList = $sSql;
124 public function setLanguagePreference($aLangPrefOrder)
126 $this->aLangPrefOrderSql =
127 'ARRAY['.join(',', array_map('getDBQuoted', $aLangPrefOrder)).']';
130 public function setIncludeAddressDetails($bAddressDetails = true)
132 $this->bAddressDetails = $bAddressDetails;
135 private function addressImportanceSql($sGeometry, $sPlaceId)
137 if ($this->sAnchorSql) {
138 $sSQL = 'ST_Distance('.$this->sAnchorSql.','.$sGeometry.')';
140 $sSQL = '(SELECT max(ai_p.importance * (ai_p.rank_address + 2))';
141 $sSQL .= ' FROM place_addressline ai_s, placex ai_p';
142 $sSQL .= ' WHERE ai_s.place_id = '.$sPlaceId;
143 $sSQL .= ' AND ai_p.place_id = ai_s.address_place_id ';
144 $sSQL .= ' AND ai_s.isaddress ';
145 $sSQL .= ' AND ai_p.importance is not null)';
148 return $sSQL.' AS addressimportance,';
151 private function langAddressSql($sHousenumber)
153 return 'get_address_by_language(place_id,'.$sHousenumber.','.$this->aLangPrefOrderSql.') AS langaddress,';
156 public function lookupOSMID($sType, $iID)
158 $sSQL = "select place_id from placex where osm_type = '".$sType."' and osm_id = ".$iID;
159 $iPlaceID = chksql($this->oDB->getOne($sSQL));
165 $aResults = $this->lookup(array($iPlaceID => new Result($iPlaceID)));
167 return empty($aResults) ? null : reset($aResults);
170 public function lookup($aResults, $iMinRank = 0, $iMaxRank = 30)
172 Debug::newFunction('Place lookup');
174 if (empty($aResults)) {
177 $aSubSelects = array();
179 $sPlaceIDs = Result::joinIdsByTable($aResults, Result::TABLE_PLACEX);
181 Debug::printVar('Ids from placex', $sPlaceIDs);
183 $sSQL .= ' osm_type,';
187 $sSQL .= ' admin_level,';
188 $sSQL .= ' rank_search,';
189 $sSQL .= ' rank_address,';
190 $sSQL .= ' min(place_id) AS place_id,';
191 $sSQL .= ' min(parent_place_id) AS parent_place_id,';
192 $sSQL .= ' -1 as housenumber,';
193 $sSQL .= ' country_code,';
194 $sSQL .= $this->langAddressSql('-1');
195 $sSQL .= ' get_name_by_language(name,'.$this->aLangPrefOrderSql.') AS placename,';
196 $sSQL .= " get_name_by_language(name, ARRAY['ref']) AS ref,";
197 if ($this->bExtraTags) {
198 $sSQL .= 'hstore_to_json(extratags)::text AS extra,';
200 if ($this->bNameDetails) {
201 $sSQL .= 'hstore_to_json(name)::text AS names,';
203 $sSQL .= ' avg(ST_X(centroid)) AS lon, ';
204 $sSQL .= ' avg(ST_Y(centroid)) AS lat, ';
205 $sSQL .= ' COALESCE(importance,0.75-(rank_search::float/40)) AS importance, ';
206 $sSQL .= $this->addressImportanceSql(
207 'ST_Collect(centroid)',
208 'min(CASE WHEN placex.rank_search < 28 THEN placex.place_id ELSE placex.parent_place_id END)'
210 $sSQL .= " (extratags->'place') AS extra_place ";
211 $sSQL .= ' FROM placex';
212 $sSQL .= " WHERE place_id in ($sPlaceIDs) ";
214 $sSQL .= " placex.rank_address between $iMinRank and $iMaxRank ";
215 if (14 >= $iMinRank && 14 <= $iMaxRank) {
216 $sSQL .= " OR (extratags->'place') = 'city'";
218 if ($this->sAddressRankListSql) {
219 $sSQL .= ' OR placex.rank_address in '.$this->sAddressRankListSql;
222 if ($this->sAllowedTypesSQLList) {
223 $sSQL .= 'AND placex.class in '.$this->sAllowedTypesSQLList;
225 $sSQL .= ' AND linked_place_id is null ';
226 $sSQL .= ' GROUP BY ';
227 $sSQL .= ' osm_type, ';
228 $sSQL .= ' osm_id, ';
231 $sSQL .= ' admin_level, ';
232 $sSQL .= ' rank_search, ';
233 $sSQL .= ' rank_address, ';
234 $sSQL .= ' housenumber,';
235 $sSQL .= ' country_code, ';
236 $sSQL .= ' importance, ';
237 if (!$this->bDeDupe) $sSQL .= 'place_id,';
238 $sSQL .= ' langaddress, ';
239 $sSQL .= ' placename, ';
241 if ($this->bExtraTags) $sSQL .= 'extratags, ';
242 if ($this->bNameDetails) $sSQL .= 'name, ';
243 $sSQL .= " extratags->'place' ";
245 $aSubSelects[] = $sSQL;
249 $sPlaceIDs = Result::joinIdsByTable($aResults, Result::TABLE_POSTCODE);
251 Debug::printVar('Ids from location_postcode', $sPlaceIDs);
253 $sSQL .= " 'P' as osm_type,";
254 $sSQL .= ' (SELECT osm_id from placex p WHERE p.place_id = lp.parent_place_id) as osm_id,';
255 $sSQL .= " 'place' as class, 'postcode' as type,";
256 $sSQL .= ' null as admin_level, rank_search, rank_address,';
257 $sSQL .= ' place_id, parent_place_id,';
258 $sSQL .= ' null as housenumber,';
259 $sSQL .= ' country_code,';
260 $sSQL .= $this->langAddressSql('-1');
261 $sSQL .= ' postcode as placename,';
262 $sSQL .= ' postcode as ref,';
263 if ($this->bExtraTags) $sSQL .= 'null AS extra,';
264 if ($this->bNameDetails) $sSQL .= 'null AS names,';
265 $sSQL .= ' ST_x(geometry) AS lon, ST_y(geometry) AS lat,';
266 $sSQL .= ' (0.75-(rank_search::float/40)) AS importance, ';
267 $sSQL .= $this->addressImportanceSql('geometry', 'lp.parent_place_id');
268 $sSQL .= ' null AS extra_place ';
269 $sSQL .= 'FROM location_postcode lp';
270 $sSQL .= " WHERE place_id in ($sPlaceIDs) ";
271 $sSQL .= " AND lp.rank_address between $iMinRank and $iMaxRank";
273 $aSubSelects[] = $sSQL;
276 // All other tables are rank 30 only.
277 if ($iMaxRank == 30) {
279 if (CONST_Use_US_Tiger_Data) {
280 $sPlaceIDs = Result::joinIdsByTable($aResults, Result::TABLE_TIGER);
282 Debug::printVar('Ids from Tiger table', $sPlaceIDs);
283 $sHousenumbers = Result::sqlHouseNumberTable($aResults, Result::TABLE_TIGER);
284 // Tiger search only if a housenumber was searched and if it was found
285 // (realized through a join)
287 $sSQL .= " 'T' AS osm_type, ";
288 $sSQL .= ' (SELECT osm_id from placex p WHERE p.place_id=blub.parent_place_id) as osm_id, ';
289 $sSQL .= " 'place' AS class, ";
290 $sSQL .= " 'house' AS type, ";
291 $sSQL .= ' null AS admin_level, ';
292 $sSQL .= ' 30 AS rank_search, ';
293 $sSQL .= ' 30 AS rank_address, ';
294 $sSQL .= ' place_id, ';
295 $sSQL .= ' parent_place_id, ';
296 $sSQL .= ' housenumber_for_place as housenumber,';
297 $sSQL .= " 'us' AS country_code, ";
298 $sSQL .= $this->langAddressSql('housenumber_for_place');
299 $sSQL .= ' null AS placename, ';
300 $sSQL .= ' null AS ref, ';
301 if ($this->bExtraTags) $sSQL .= 'null AS extra,';
302 if ($this->bNameDetails) $sSQL .= 'null AS names,';
303 $sSQL .= ' st_x(centroid) AS lon, ';
304 $sSQL .= ' st_y(centroid) AS lat,';
305 $sSQL .= ' -1.15 AS importance, ';
306 $sSQL .= $this->addressImportanceSql('centroid', 'blub.parent_place_id');
307 $sSQL .= ' null AS extra_place ';
309 $sSQL .= ' SELECT place_id, '; // interpolate the Tiger housenumbers here
310 $sSQL .= ' ST_LineInterpolatePoint(linegeo, (housenumber_for_place-startnumber::float)/(endnumber-startnumber)::float) AS centroid, ';
311 $sSQL .= ' parent_place_id, ';
312 $sSQL .= ' housenumber_for_place';
314 $sSQL .= ' location_property_tiger ';
315 $sSQL .= ' JOIN (values '.$sHousenumbers.') AS housenumbers(place_id, housenumber_for_place) USING(place_id)) ';
317 $sSQL .= ' housenumber_for_place >= startnumber';
318 $sSQL .= ' AND housenumber_for_place <= endnumber';
319 $sSQL .= ' ) AS blub'; //postgres wants an alias here
321 $aSubSelects[] = $sSQL;
325 // osmline - interpolated housenumbers
326 $sPlaceIDs = Result::joinIdsByTable($aResults, Result::TABLE_OSMLINE);
328 Debug::printVar('Ids from interpolation', $sPlaceIDs);
329 $sHousenumbers = Result::sqlHouseNumberTable($aResults, Result::TABLE_OSMLINE);
330 // interpolation line search only if a housenumber was searched
331 // (realized through a join)
333 $sSQL .= " 'W' AS osm_type, ";
334 $sSQL .= ' osm_id, ';
335 $sSQL .= " 'place' AS class, ";
336 $sSQL .= " 'house' AS type, ";
337 $sSQL .= ' 15 AS admin_level, ';
338 $sSQL .= ' 30 AS rank_search, ';
339 $sSQL .= ' 30 AS rank_address, ';
340 $sSQL .= ' place_id, ';
341 $sSQL .= ' parent_place_id, ';
342 $sSQL .= ' housenumber_for_place as housenumber,';
343 $sSQL .= ' country_code, ';
344 $sSQL .= $this->langAddressSql('housenumber_for_place');
345 $sSQL .= ' null AS placename, ';
346 $sSQL .= ' null AS ref, ';
347 if ($this->bExtraTags) $sSQL .= 'null AS extra, ';
348 if ($this->bNameDetails) $sSQL .= 'null AS names, ';
349 $sSQL .= ' st_x(centroid) AS lon, ';
350 $sSQL .= ' st_y(centroid) AS lat, ';
351 // slightly smaller than the importance for normal houses
352 $sSQL .= ' -0.1 AS importance, ';
353 $sSQL .= $this->addressImportanceSql('centroid', 'blub.parent_place_id');
354 $sSQL .= ' null AS extra_place ';
357 $sSQL .= ' osm_id, ';
358 $sSQL .= ' place_id, ';
359 $sSQL .= ' country_code, ';
360 $sSQL .= ' CASE '; // interpolate the housenumbers here
361 $sSQL .= ' WHEN startnumber != endnumber ';
362 $sSQL .= ' THEN ST_LineInterpolatePoint(linegeo, (housenumber_for_place-startnumber::float)/(endnumber-startnumber)::float) ';
363 $sSQL .= ' ELSE ST_LineInterpolatePoint(linegeo, 0.5) ';
364 $sSQL .= ' END as centroid, ';
365 $sSQL .= ' parent_place_id, ';
366 $sSQL .= ' housenumber_for_place ';
368 $sSQL .= ' location_property_osmline ';
369 $sSQL .= ' JOIN (values '.$sHousenumbers.') AS housenumbers(place_id, housenumber_for_place) USING(place_id)';
371 $sSQL .= ' WHERE housenumber_for_place >= 0 ';
372 $sSQL .= ' ) as blub'; //postgres wants an alias here
374 $aSubSelects[] = $sSQL;
377 if (CONST_Use_Aux_Location_data) {
378 $sPlaceIDs = Result::joinIdsByTable($aResults, Result::TABLE_AUX);
380 $sHousenumbers = Result::sqlHouseNumberTable($aResults, Result::TABLE_AUX);
382 $sSQL .= " 'L' AS osm_type, ";
383 $sSQL .= ' place_id AS osm_id, ';
384 $sSQL .= " 'place' AS class,";
385 $sSQL .= " 'house' AS type, ";
386 $sSQL .= ' null AS admin_level, ';
387 $sSQL .= ' 30 AS rank_search,';
388 $sSQL .= ' 30 AS rank_address, ';
389 $sSQL .= ' place_id,';
390 $sSQL .= ' parent_place_id, ';
391 $sSQL .= ' housenumber,';
392 $sSQL .= " 'us' AS country_code, ";
393 $sSQL .= $this->langAddressSql('-1');
394 $sSQL .= ' null AS placename, ';
395 $sSQL .= ' null AS ref, ';
396 if ($this->bExtraTags) $sSQL .= 'null AS extra, ';
397 if ($this->bNameDetails) $sSQL .= 'null AS names, ';
398 $sSQL .= ' ST_X(centroid) AS lon, ';
399 $sSQL .= ' ST_Y(centroid) AS lat, ';
400 $sSQL .= ' -1.10 AS importance, ';
401 $sSQL .= $this->addressImportanceSql(
403 'location_property_aux.parent_place_id'
405 $sSQL .= ' null AS extra_place ';
406 $sSQL .= ' FROM location_property_aux ';
407 $sSQL .= " WHERE place_id in ($sPlaceIDs) ";
409 $aSubSelects[] = $sSQL;
414 if (empty($aSubSelects)) {
418 $sSQL = join(' UNION ', $aSubSelects);
419 Debug::printSQL($sSQL);
420 $aPlaces = chksql($this->oDB->getAll($sSQL), 'Could not lookup place');
422 $aClassType = getClassTypes();
423 foreach ($aPlaces as &$aPlace) {
424 if ($this->bAddressDetails) {
425 // to get addressdetails for tiger data, the housenumber is needed
426 $aPlace['aAddress'] = $this->getAddressNames(
428 $aPlace['housenumber']
432 if ($this->bExtraTags) {
433 if ($aPlace['extra']) {
434 $aPlace['sExtraTags'] = json_decode($aPlace['extra']);
436 $aPlace['sExtraTags'] = (object) array();
440 if ($this->bNameDetails) {
441 if ($aPlace['names']) {
442 $aPlace['sNameDetails'] = json_decode($aPlace['names']);
444 $aPlace['sNameDetails'] = (object) array();
449 $sClassType = $aPlace['class'].':'.$aPlace['type'].':'.$aPlace['admin_level'];
450 if (isset($aClassType[$sClassType]) && isset($aClassType[$sClassType]['simplelabel'])) {
451 $sAddressType = $aClassType[$aClassType]['simplelabel'];
453 $sClassType = $aPlace['class'].':'.$aPlace['type'];
454 if (isset($aClassType[$sClassType]) && isset($aClassType[$sClassType]['simplelabel']))
455 $sAddressType = $aClassType[$sClassType]['simplelabel'];
456 else $sAddressType = $aPlace['class'];
459 $aPlace['addresstype'] = $sAddressType;
462 Debug::printVar('Places', $aPlaces);
467 public function getAddressDetails($iPlaceID, $bAll = false, $sHousenumber = -1)
470 $sSQL .= ' get_name_by_language(name,'.$this->aLangPrefOrderSql.') as localname';
471 $sSQL .= ' FROM get_addressdata('.$iPlaceID.','.$sHousenumber.')';
473 $sSQL .= " WHERE isaddress OR type = 'country_code'";
475 $sSQL .= ' ORDER BY rank_address desc,isaddress DESC';
477 return chksql($this->oDB->getAll($sSQL));
480 public function getAddressNames($iPlaceID, $sHousenumber = null)
482 $aAddressLines = $this->getAddressDetails(
485 $sHousenumber === null ? -1 : $sHousenumber
489 $aFallback = array();
490 $aClassType = getClassTypes();
491 foreach ($aAddressLines as $aLine) {
494 if (isset($aClassType[$aLine['class'].':'.$aLine['type'].':'.$aLine['admin_level']])) {
495 $aTypeLabel = $aClassType[$aLine['class'].':'.$aLine['type'].':'.$aLine['admin_level']];
496 } elseif (isset($aClassType[$aLine['class'].':'.$aLine['type']])) {
497 $aTypeLabel = $aClassType[$aLine['class'].':'.$aLine['type']];
498 } elseif (isset($aClassType['boundary:administrative:'.((int)($aLine['rank_address']/2))])) {
499 $aTypeLabel = $aClassType['boundary:administrative:'.((int)($aLine['rank_address']/2))];
502 $aTypeLabel = array('simplelabel' => 'address'.$aLine['rank_address']);
505 if ($aTypeLabel && ((isset($aLine['localname']) && $aLine['localname']) || (isset($aLine['housenumber']) && $aLine['housenumber']))) {
506 $sTypeLabel = strtolower(isset($aTypeLabel['simplelabel'])?$aTypeLabel['simplelabel']:$aTypeLabel['label']);
507 $sTypeLabel = str_replace(' ', '_', $sTypeLabel);
508 if (!isset($aAddress[$sTypeLabel]) || (isset($aFallback[$sTypeLabel]) && $aFallback[$sTypeLabel]) || $aLine['class'] == 'place') {
509 $aAddress[$sTypeLabel] = $aLine['localname']?$aLine['localname']:$aLine['housenumber'];
511 $aFallback[$sTypeLabel] = $bFallback;
519 /* returns an array which will contain the keys
521 * and may also contain one or more of the keys
531 public function getOutlines($iPlaceID, $fLon = null, $fLat = null, $fRadius = null, $fLonReverse = null, $fLatReverse = null)
534 $aOutlineResult = array();
535 if (!$iPlaceID) return $aOutlineResult;
537 if (CONST_Search_AreaPolygons) {
538 // Get the bounding box and outline polygon
539 $sSQL = 'select place_id,0 as numfeatures,st_area(geometry) as area,';
540 if ($fLonReverse != null && $fLatReverse != null) {
541 $sSQL .= ' CASE WHEN (class = \'highway\') AND (ST_GeometryType(geometry) = \'ST_LineString\') THEN';
542 $sSQL .= ' ST_Y(closest_point)';
543 $sSQL .= ' ELSE ST_Y(centroid) ';
544 $sSQL .= ' END as centrelat, ';
545 $sSQL .= ' CASE WHEN (class = \'highway\') AND (ST_GeometryType(geometry) = \'ST_LineString\') THEN';
546 $sSQL .= ' ST_X(closest_point)';
547 $sSQL .= ' ELSE ST_X(centroid) ';
548 $sSQL .= ' END as centrelon, ';
550 $sSQL .= ' ST_Y(centroid) as centrelat, ST_X(centroid) as centrelon,';
552 $sSQL .= ' ST_YMin(geometry) as minlat,ST_YMax(geometry) as maxlat,';
553 $sSQL .= ' ST_XMin(geometry) as minlon,ST_XMax(geometry) as maxlon';
554 if ($this->bIncludePolygonAsGeoJSON) $sSQL .= ',ST_AsGeoJSON(geometry) as asgeojson';
555 if ($this->bIncludePolygonAsKML) $sSQL .= ',ST_AsKML(geometry) as askml';
556 if ($this->bIncludePolygonAsSVG) $sSQL .= ',ST_AsSVG(geometry) as assvg';
557 if ($this->bIncludePolygonAsText || $this->bIncludePolygonAsPoints) $sSQL .= ',ST_AsText(geometry) as astext';
558 if ($fLonReverse != null && $fLatReverse != null) {
559 $sFrom = ' from (SELECT * , ST_ClosestPoint(geometry, ST_SetSRID(ST_Point('.$fLatReverse.','.$fLonReverse.'),4326)) AS closest_point';
560 $sFrom .= ' from placex where place_id = '.$iPlaceID.') as plx';
562 $sFrom = ' from placex where place_id = '.$iPlaceID;
564 if ($this->fPolygonSimplificationThreshold > 0) {
565 $sSQL .= ' from (select place_id,centroid,ST_SimplifyPreserveTopology(geometry,'.$this->fPolygonSimplificationThreshold.') as geometry'.$sFrom.') as plx';
570 $aPointPolygon = chksql($this->oDB->getRow($sSQL), 'Could not get outline');
572 if ($aPointPolygon['place_id']) {
573 if ($aPointPolygon['centrelon'] !== null && $aPointPolygon['centrelat'] !== null) {
574 $aOutlineResult['lat'] = $aPointPolygon['centrelat'];
575 $aOutlineResult['lon'] = $aPointPolygon['centrelon'];
578 if ($this->bIncludePolygonAsGeoJSON) $aOutlineResult['asgeojson'] = $aPointPolygon['asgeojson'];
579 if ($this->bIncludePolygonAsKML) $aOutlineResult['askml'] = $aPointPolygon['askml'];
580 if ($this->bIncludePolygonAsSVG) $aOutlineResult['assvg'] = $aPointPolygon['assvg'];
581 if ($this->bIncludePolygonAsText) $aOutlineResult['astext'] = $aPointPolygon['astext'];
582 if ($this->bIncludePolygonAsPoints) $aOutlineResult['aPolyPoints'] = geometryText2Points($aPointPolygon['astext'], $fRadius);
585 if (abs($aPointPolygon['minlat'] - $aPointPolygon['maxlat']) < 0.0000001) {
586 $aPointPolygon['minlat'] = $aPointPolygon['minlat'] - $fRadius;
587 $aPointPolygon['maxlat'] = $aPointPolygon['maxlat'] + $fRadius;
590 if (abs($aPointPolygon['minlon'] - $aPointPolygon['maxlon']) < 0.0000001) {
591 $aPointPolygon['minlon'] = $aPointPolygon['minlon'] - $fRadius;
592 $aPointPolygon['maxlon'] = $aPointPolygon['maxlon'] + $fRadius;
595 $aOutlineResult['aBoundingBox'] = array(
596 (string)$aPointPolygon['minlat'],
597 (string)$aPointPolygon['maxlat'],
598 (string)$aPointPolygon['minlon'],
599 (string)$aPointPolygon['maxlon']
604 // as a fallback we generate a bounding box without knowing the size of the geometry
605 if ((!isset($aOutlineResult['aBoundingBox'])) && isset($fLon)) {
607 if ($this->bIncludePolygonAsPoints) {
608 $sGeometryText = 'POINT('.$fLon.','.$fLat.')';
609 $aOutlineResult['aPolyPoints'] = geometryText2Points($sGeometryText, $fRadius);
613 $aBounds['minlat'] = $fLat - $fRadius;
614 $aBounds['maxlat'] = $fLat + $fRadius;
615 $aBounds['minlon'] = $fLon - $fRadius;
616 $aBounds['maxlon'] = $fLon + $fRadius;
618 $aOutlineResult['aBoundingBox'] = array(
619 (string)$aBounds['minlat'],
620 (string)$aBounds['maxlat'],
621 (string)$aBounds['minlon'],
622 (string)$aBounds['maxlon']
625 return $aOutlineResult;