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1 <?php
2
3         function fail($sError, $sUserError = false)
4         {
5                 if (!$sUserError) $sUserError = $sError;
6                 error_log('ERROR: '.$sError);
7                 echo $sUserError."\n";
8                 exit(-1);
9         }
10
11
12         function getLoadAverage()
13         {
14                 $sLoadAverage = file_get_contents('/proc/loadavg');
15                 $aLoadAverage = explode(' ',$sLoadAverage);
16                 return (float)$aLoadAverage[0];
17         }
18
19
20         function getProcessorCount()
21         {
22                 $sCPU = file_get_contents('/proc/cpuinfo');
23                 preg_match_all('#processor\s+: [0-9]+#', $sCPU, $aMatches);
24                 return sizeof($aMatches[0]);
25         }
26
27
28         function getTotalMemoryMB()
29         {
30                 $sCPU = file_get_contents('/proc/meminfo');
31                 preg_match('#MemTotal: +([0-9]+) kB#', $sCPU, $aMatches);
32                 return (int)($aMatches[1]/1024);
33         }
34
35
36         function getCacheMemoryMB()
37         {
38                 $sCPU = file_get_contents('/proc/meminfo');
39                 preg_match('#Cached: +([0-9]+) kB#', $sCPU, $aMatches);
40                 return (int)($aMatches[1]/1024);
41         }
42
43
44         function bySearchRank($a, $b)
45         {
46                 if ($a['iSearchRank'] == $b['iSearchRank'])
47                         return strlen($a['sOperator']) + strlen($a['sHouseNumber']) - strlen($b['sOperator']) - strlen($b['sHouseNumber']);
48                 return ($a['iSearchRank'] < $b['iSearchRank']?-1:1);
49         }
50
51
52         function byImportance($a, $b)
53         {
54                 if ($a['importance'] != $b['importance'])
55                         return ($a['importance'] > $b['importance']?-1:1);
56
57                 return ($a['foundorder'] < $b['foundorder']?-1:1);
58         }
59
60
61         function getPreferredLanguages($sLangString=false)
62         {
63                 if (!$sLangString)
64                 {
65                         // If we have been provided the value in $_GET it overrides browser value
66                         if (isset($_GET['accept-language']) && $_GET['accept-language'])
67                         {
68                                 $_SERVER["HTTP_ACCEPT_LANGUAGE"] = $_GET['accept-language'];
69                                 $sLangString = $_GET['accept-language'];
70                         }
71                         else if (isset($_SERVER["HTTP_ACCEPT_LANGUAGE"]))
72                         {
73                                 $sLangString = $_SERVER["HTTP_ACCEPT_LANGUAGE"];
74                         }
75                 }
76
77                 $aLanguages = array();
78                 if ($sLangString)
79                 {
80                         if (preg_match_all('/(([a-z]{1,8})(-[a-z]{1,8})?)\s*(;\s*q\s*=\s*(1|0\.[0-9]+))?/i', $sLangString, $aLanguagesParse, PREG_SET_ORDER))
81                         {
82                                 foreach($aLanguagesParse as $iLang => $aLanguage)
83                                 {
84                                         $aLanguages[$aLanguage[1]] = isset($aLanguage[5])?(float)$aLanguage[5]:1 - ($iLang/100);
85                                         if (!isset($aLanguages[$aLanguage[2]])) $aLanguages[$aLanguage[2]] = $aLanguages[$aLanguage[1]]/10;
86                                 }
87                                 arsort($aLanguages);
88                         }
89                 }
90                 if (!sizeof($aLanguages) && CONST_Default_Language) $aLanguages = array(CONST_Default_Language=>1);
91                 foreach($aLanguages as $sLangauge => $fLangauagePref)
92                 {
93                         $aLangPrefOrder['short_name:'.$sLangauge] = 'short_name:'.$sLangauge;
94                 }
95                 foreach($aLanguages as $sLangauge => $fLangauagePref)
96                 {
97                         $aLangPrefOrder['name:'.$sLangauge] = 'name:'.$sLangauge;
98                 }
99                 foreach($aLanguages as $sLangauge => $fLangauagePref)
100                 {
101                         $aLangPrefOrder['place_name:'.$sLangauge] = 'place_name:'.$sLangauge;
102                 }
103                 foreach($aLanguages as $sLangauge => $fLangauagePref)
104                 {
105                         $aLangPrefOrder['official_name:'.$sLangauge] = 'official_name:'.$sLangauge;
106                 }
107                 $aLangPrefOrder['short_name'] = 'short_name';
108                 $aLangPrefOrder['name'] = 'name';
109                 $aLangPrefOrder['place_name'] = 'place_name';
110                 $aLangPrefOrder['official_name'] = 'official_name';
111                 $aLangPrefOrder['ref'] = 'ref';
112                 $aLangPrefOrder['type'] = 'type';
113                 return $aLangPrefOrder;
114         }
115
116
117         function getWordSets($aWords, $iDepth)
118         {
119                 $aResult = array(array(join(' ',$aWords)));
120                 $sFirstToken = '';
121                 if ($iDepth < 8) {
122                         while(sizeof($aWords) > 1)
123                         {
124                                 $sWord = array_shift($aWords);
125                                 $sFirstToken .= ($sFirstToken?' ':'').$sWord;
126                                 $aRest = getWordSets($aWords, $iDepth+1);
127                                 foreach($aRest as $aSet)
128                                 {
129                                         $aResult[] = array_merge(array($sFirstToken),$aSet);
130                                 }
131                         }
132                 }
133                 return $aResult;
134         }
135
136         function getInverseWordSets($aWords, $iDepth)
137         {
138                 $aResult = array(array(join(' ',$aWords)));
139                 $sFirstToken = '';
140                 if ($iDepth < 8)
141                 {
142                         while(sizeof($aWords) > 1)
143                         {
144                                 $sWord = array_pop($aWords);
145                                 $sFirstToken = $sWord.($sFirstToken?' ':'').$sFirstToken;
146                                 $aRest = getInverseWordSets($aWords, $iDepth+1);
147                                 foreach($aRest as $aSet)
148                                 {
149                                         $aResult[] = array_merge(array($sFirstToken),$aSet);
150                                 }
151                         }
152                 }
153                 return $aResult;
154         }
155
156
157         function getTokensFromSets($aSets)
158         {
159                 $aTokens = array();
160                 foreach($aSets as $aSet)
161                 {
162                         foreach($aSet as $sWord)
163                         {
164                                 $aTokens[' '.$sWord] = ' '.$sWord;
165                                 $aTokens[$sWord] = $sWord;
166                         }
167                 }
168                 return $aTokens;
169         }
170
171
172         /*
173            GB Postcode functions
174          */
175
176         function gbPostcodeCalculate($sPostcode, $sPostcodeSector, $sPostcodeEnd, &$oDB)
177         {
178                 // Try an exact match on the gb_postcode table
179                 $sSQL = 'select \'AA\', ST_X(ST_Centroid(geometry)) as lon,ST_Y(ST_Centroid(geometry)) as lat from gb_postcode where postcode = \''.$sPostcode.'\'';
180                 $aNearPostcodes = chksql($oDB->getAll($sSQL));
181
182                 if (sizeof($aNearPostcodes))
183                 {
184                         $aPostcodes = array();
185                         foreach($aNearPostcodes as $aPostcode)
186                         {
187                                 $aPostcodes[] = array('lat' => $aPostcode['lat'], 'lon' => $aPostcode['lon'], 'radius' => 0.005);
188                         }
189
190                         return $aPostcodes;
191                 }
192
193                 return false;
194         }
195
196
197         function getClassTypes()
198         {
199                 return array(
200  'boundary:administrative:1' => array('label'=>'Continent','frequency'=>0,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,),
201  'boundary:administrative:2' => array('label'=>'Country','frequency'=>0,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,),
202  'place:country' => array('label'=>'Country','frequency'=>0,'icon'=>'poi_boundary_administrative','defzoom'=>6, 'defdiameter' => 15,),
203  'boundary:administrative:3' => array('label'=>'State','frequency'=>0,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,),
204  'boundary:administrative:4' => array('label'=>'State','frequency'=>0,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,),
205  'place:state' => array('label'=>'State','frequency'=>0,'icon'=>'poi_boundary_administrative','defzoom'=>8, 'defdiameter' => 5.12,),
206  'boundary:administrative:5' => array('label'=>'State District','frequency'=>0,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,),
207  'boundary:administrative:6' => array('label'=>'County','frequency'=>0,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,),
208  'boundary:administrative:7' => array('label'=>'County','frequency'=>0,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,),
209  'place:county' => array('label'=>'County','frequency'=>108,'icon'=>'poi_boundary_administrative','defzoom'=>10, 'defdiameter' => 1.28,),
210  'boundary:administrative:8' => array('label'=>'City','frequency'=>0,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,),
211  'place:city' => array('label'=>'City','frequency'=>66,'icon'=>'poi_place_city','defzoom'=>12, 'defdiameter' => 0.32,),
212  'boundary:administrative:9' => array('label'=>'City District','frequency'=>0,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,),
213  'boundary:administrative:10' => array('label'=>'Suburb','frequency'=>0,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,),
214  'boundary:administrative:11' => array('label'=>'Neighbourhood','frequency'=>0,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,),
215  'place:region' => array('label'=>'Region','frequency'=>0,'icon'=>'poi_boundary_administrative','defzoom'=>8, 'defdiameter' => 0.04,),
216  'place:island' => array('label'=>'Island','frequency'=>288,'icon'=>'','defzoom'=>11, 'defdiameter' => 0.64,),
217  'boundary:administrative' => array('label'=>'Administrative','frequency'=>413,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,),
218  'boundary:postal_code' => array('label'=>'Postcode','frequency'=>413,'icon'=>'poi_boundary_administrative', 'defdiameter' => 0.32,),
219  'place:town' => array('label'=>'Town','frequency'=>1497,'icon'=>'poi_place_town','defzoom'=>14, 'defdiameter' => 0.08,),
220  'place:village' => array('label'=>'Village','frequency'=>11230,'icon'=>'poi_place_village','defzoom'=>15, 'defdiameter' => 0.04,),
221  'place:hamlet' => array('label'=>'Hamlet','frequency'=>7075,'icon'=>'poi_place_village','defzoom'=>15, 'defdiameter' => 0.04,),
222  'place:suburb' => array('label'=>'Suburb','frequency'=>2528,'icon'=>'poi_place_village', 'defdiameter' => 0.04,),
223  'place:locality' => array('label'=>'Locality','frequency'=>4113,'icon'=>'poi_place_village', 'defdiameter' => 0.02,),
224  'landuse:farm' => array('label'=>'Farm','frequency'=>1201,'icon'=>'', 'defdiameter' => 0.02,),
225  'place:farm' => array('label'=>'Farm','frequency'=>1162,'icon'=>'', 'defdiameter' => 0.02,),
226
227  'highway:motorway_junction' => array('label'=>'Motorway Junction','frequency'=>1126,'icon'=>'','simplelabel'=>'Junction',),
228  'highway:motorway' => array('label'=>'Motorway','frequency'=>4627,'icon'=>'','simplelabel'=>'Road',),
229  'highway:trunk' => array('label'=>'Trunk','frequency'=>23084,'icon'=>'','simplelabel'=>'Road',),
230  'highway:primary' => array('label'=>'Primary','frequency'=>32138,'icon'=>'','simplelabel'=>'Road',),
231  'highway:secondary' => array('label'=>'Secondary','frequency'=>25807,'icon'=>'','simplelabel'=>'Road',),
232  'highway:tertiary' => array('label'=>'Tertiary','frequency'=>29829,'icon'=>'','simplelabel'=>'Road',),
233  'highway:residential' => array('label'=>'Residential','frequency'=>361498,'icon'=>'','simplelabel'=>'Road',),
234  'highway:unclassified' => array('label'=>'Unclassified','frequency'=>66441,'icon'=>'','simplelabel'=>'Road',),
235  'highway:living_street' => array('label'=>'Living Street','frequency'=>710,'icon'=>'','simplelabel'=>'Road',),
236  'highway:service' => array('label'=>'Service','frequency'=>9963,'icon'=>'','simplelabel'=>'Road',),
237  'highway:track' => array('label'=>'Track','frequency'=>2565,'icon'=>'','simplelabel'=>'Road',),
238  'highway:road' => array('label'=>'Road','frequency'=>591,'icon'=>'','simplelabel'=>'Road',),
239  'highway:byway' => array('label'=>'Byway','frequency'=>346,'icon'=>'','simplelabel'=>'Road',),
240  'highway:bridleway' => array('label'=>'Bridleway','frequency'=>1556,'icon'=>'',),
241  'highway:cycleway' => array('label'=>'Cycleway','frequency'=>2419,'icon'=>'',),
242  'highway:pedestrian' => array('label'=>'Pedestrian','frequency'=>2757,'icon'=>'',),
243  'highway:footway' => array('label'=>'Footway','frequency'=>15008,'icon'=>'',),
244  'highway:steps' => array('label'=>'Steps','frequency'=>444,'icon'=>'','simplelabel'=>'Footway',),
245  'highway:motorway_link' => array('label'=>'Motorway Link','frequency'=>795,'icon'=>'','simplelabel'=>'Road',),
246  'highway:trunk_link' => array('label'=>'Trunk Link','frequency'=>1258,'icon'=>'','simplelabel'=>'Road',),
247  'highway:primary_link' => array('label'=>'Primary Link','frequency'=>313,'icon'=>'','simplelabel'=>'Road',),
248
249  'landuse:industrial' => array('label'=>'Industrial','frequency'=>1062,'icon'=>'',),
250  'landuse:residential' => array('label'=>'Residential','frequency'=>886,'icon'=>'',),
251  'landuse:retail' => array('label'=>'Retail','frequency'=>754,'icon'=>'',),
252  'landuse:commercial' => array('label'=>'Commercial','frequency'=>657,'icon'=>'',),
253
254  'place:airport' => array('label'=>'Airport','frequency'=>36,'icon'=>'transport_airport2', 'defdiameter' => 0.03,),
255  'aeroway:aerodrome' => array('label'=>'Aerodrome','frequency'=>36,'icon'=>'transport_airport2', 'defdiameter' => 0.03,),
256  'aeroway' => array('label'=>'Aeroway','frequency'=>36,'icon'=>'transport_airport2', 'defdiameter' => 0.03,),
257  'railway:station' => array('label'=>'Station','frequency'=>3431,'icon'=>'transport_train_station2', 'defdiameter' => 0.01,),
258  'amenity:place_of_worship' => array('label'=>'Place Of Worship','frequency'=>9049,'icon'=>'place_of_worship_unknown3',),
259  'amenity:pub' => array('label'=>'Pub','frequency'=>18969,'icon'=>'food_pub',),
260  'amenity:bar' => array('label'=>'Bar','frequency'=>164,'icon'=>'food_bar',),
261  'amenity:university' => array('label'=>'University','frequency'=>607,'icon'=>'education_university',),
262  'tourism:museum' => array('label'=>'Museum','frequency'=>543,'icon'=>'tourist_museum',),
263  'amenity:arts_centre' => array('label'=>'Arts Centre','frequency'=>136,'icon'=>'tourist_art_gallery2',),
264  'tourism:zoo' => array('label'=>'Zoo','frequency'=>47,'icon'=>'tourist_zoo',),
265  'tourism:theme_park' => array('label'=>'Theme Park','frequency'=>24,'icon'=>'poi_point_of_interest',),
266  'tourism:attraction' => array('label'=>'Attraction','frequency'=>1463,'icon'=>'poi_point_of_interest',),
267  'leisure:golf_course' => array('label'=>'Golf Course','frequency'=>712,'icon'=>'sport_golf',),
268  'historic:castle' => array('label'=>'Castle','frequency'=>316,'icon'=>'tourist_castle',),
269  'amenity:hospital' => array('label'=>'Hospital','frequency'=>879,'icon'=>'health_hospital',),
270  'amenity:school' => array('label'=>'School','frequency'=>8192,'icon'=>'education_school',),
271  'amenity:theatre' => array('label'=>'Theatre','frequency'=>371,'icon'=>'tourist_theatre',),
272  'amenity:public_building' => array('label'=>'Public Building','frequency'=>985,'icon'=>'',),
273  'amenity:library' => array('label'=>'Library','frequency'=>794,'icon'=>'amenity_library',),
274  'amenity:townhall' => array('label'=>'Townhall','frequency'=>242,'icon'=>'',),
275  'amenity:community_centre' => array('label'=>'Community Centre','frequency'=>157,'icon'=>'',),
276  'amenity:fire_station' => array('label'=>'Fire Station','frequency'=>221,'icon'=>'amenity_firestation3',),
277  'amenity:police' => array('label'=>'Police','frequency'=>334,'icon'=>'amenity_police2',),
278  'amenity:bank' => array('label'=>'Bank','frequency'=>1248,'icon'=>'money_bank2',),
279  'amenity:post_office' => array('label'=>'Post Office','frequency'=>859,'icon'=>'amenity_post_office',),
280  'leisure:park' => array('label'=>'Park','frequency'=>2378,'icon'=>'',),
281  'amenity:park' => array('label'=>'Park','frequency'=>53,'icon'=>'',),
282  'landuse:park' => array('label'=>'Park','frequency'=>50,'icon'=>'',),
283  'landuse:recreation_ground' => array('label'=>'Recreation Ground','frequency'=>517,'icon'=>'',),
284  'tourism:hotel' => array('label'=>'Hotel','frequency'=>2150,'icon'=>'accommodation_hotel2',),
285  'tourism:motel' => array('label'=>'Motel','frequency'=>43,'icon'=>'',),
286  'amenity:cinema' => array('label'=>'Cinema','frequency'=>277,'icon'=>'tourist_cinema',),
287  'tourism:artwork' => array('label'=>'Artwork','frequency'=>171,'icon'=>'tourist_art_gallery2',),
288  'historic:archaeological_site' => array('label'=>'Archaeological Site','frequency'=>407,'icon'=>'tourist_archaeological2',),
289  'amenity:doctors' => array('label'=>'Doctors','frequency'=>581,'icon'=>'health_doctors',),
290  'leisure:sports_centre' => array('label'=>'Sports Centre','frequency'=>767,'icon'=>'sport_leisure_centre',),
291  'leisure:swimming_pool' => array('label'=>'Swimming Pool','frequency'=>24,'icon'=>'sport_swimming_outdoor',),
292  'shop:supermarket' => array('label'=>'Supermarket','frequency'=>2673,'icon'=>'shopping_supermarket',),
293  'shop:convenience' => array('label'=>'Convenience','frequency'=>1469,'icon'=>'shopping_convenience',),
294  'amenity:restaurant' => array('label'=>'Restaurant','frequency'=>3179,'icon'=>'food_restaurant',),
295  'amenity:fast_food' => array('label'=>'Fast Food','frequency'=>2289,'icon'=>'food_fastfood',),
296  'amenity:cafe' => array('label'=>'Cafe','frequency'=>1780,'icon'=>'food_cafe',),
297  'tourism:guest_house' => array('label'=>'Guest House','frequency'=>223,'icon'=>'accommodation_bed_and_breakfast',),
298  'amenity:pharmacy' => array('label'=>'Pharmacy','frequency'=>733,'icon'=>'health_pharmacy_dispensing',),
299  'amenity:fuel' => array('label'=>'Fuel','frequency'=>1308,'icon'=>'transport_fuel',),
300  'natural:peak' => array('label'=>'Peak','frequency'=>3212,'icon'=>'poi_peak',),
301  'waterway:waterfall' => array('label'=>'Waterfall','frequency'=>24,'icon'=>'',),
302  'natural:wood' => array('label'=>'Wood','frequency'=>1845,'icon'=>'landuse_coniferous_and_deciduous',),
303  'natural:water' => array('label'=>'Water','frequency'=>1790,'icon'=>'',),
304  'landuse:forest' => array('label'=>'Forest','frequency'=>467,'icon'=>'',),
305  'landuse:cemetery' => array('label'=>'Cemetery','frequency'=>463,'icon'=>'',),
306  'landuse:allotments' => array('label'=>'Allotments','frequency'=>408,'icon'=>'',),
307  'landuse:farmyard' => array('label'=>'Farmyard','frequency'=>397,'icon'=>'',),
308  'railway:rail' => array('label'=>'Rail','frequency'=>4894,'icon'=>'',),
309  'waterway:canal' => array('label'=>'Canal','frequency'=>1723,'icon'=>'',),
310  'waterway:river' => array('label'=>'River','frequency'=>4089,'icon'=>'',),
311  'waterway:stream' => array('label'=>'Stream','frequency'=>2684,'icon'=>'',),
312  'shop:bicycle' => array('label'=>'Bicycle','frequency'=>349,'icon'=>'shopping_bicycle',),
313  'shop:clothes' => array('label'=>'Clothes','frequency'=>315,'icon'=>'shopping_clothes',),
314  'shop:hairdresser' => array('label'=>'Hairdresser','frequency'=>312,'icon'=>'shopping_hairdresser',),
315  'shop:doityourself' => array('label'=>'Doityourself','frequency'=>247,'icon'=>'shopping_diy',),
316  'shop:estate_agent' => array('label'=>'Estate Agent','frequency'=>162,'icon'=>'shopping_estateagent2',),
317  'shop:car' => array('label'=>'Car','frequency'=>159,'icon'=>'shopping_car',),
318  'shop:garden_centre' => array('label'=>'Garden Centre','frequency'=>143,'icon'=>'shopping_garden_centre',),
319  'shop:car_repair' => array('label'=>'Car Repair','frequency'=>141,'icon'=>'shopping_car_repair',),
320  'shop:newsagent' => array('label'=>'Newsagent','frequency'=>132,'icon'=>'',),
321  'shop:bakery' => array('label'=>'Bakery','frequency'=>129,'icon'=>'shopping_bakery',),
322  'shop:furniture' => array('label'=>'Furniture','frequency'=>124,'icon'=>'',),
323  'shop:butcher' => array('label'=>'Butcher','frequency'=>105,'icon'=>'shopping_butcher',),
324  'shop:apparel' => array('label'=>'Apparel','frequency'=>98,'icon'=>'shopping_clothes',),
325  'shop:electronics' => array('label'=>'Electronics','frequency'=>96,'icon'=>'',),
326  'shop:department_store' => array('label'=>'Department Store','frequency'=>86,'icon'=>'',),
327  'shop:books' => array('label'=>'Books','frequency'=>85,'icon'=>'',),
328  'shop:yes' => array('label'=>'Shop','frequency'=>68,'icon'=>'',),
329  'shop:outdoor' => array('label'=>'Outdoor','frequency'=>67,'icon'=>'',),
330  'shop:mall' => array('label'=>'Mall','frequency'=>63,'icon'=>'',),
331  'shop:florist' => array('label'=>'Florist','frequency'=>61,'icon'=>'',),
332  'shop:charity' => array('label'=>'Charity','frequency'=>60,'icon'=>'',),
333  'shop:hardware' => array('label'=>'Hardware','frequency'=>59,'icon'=>'',),
334  'shop:laundry' => array('label'=>'Laundry','frequency'=>51,'icon'=>'shopping_laundrette',),
335  'shop:shoes' => array('label'=>'Shoes','frequency'=>49,'icon'=>'',),
336  'shop:beverages' => array('label'=>'Beverages','frequency'=>48,'icon'=>'shopping_alcohol',),
337  'shop:dry_cleaning' => array('label'=>'Dry Cleaning','frequency'=>46,'icon'=>'',),
338  'shop:carpet' => array('label'=>'Carpet','frequency'=>45,'icon'=>'',),
339  'shop:computer' => array('label'=>'Computer','frequency'=>44,'icon'=>'',),
340  'shop:alcohol' => array('label'=>'Alcohol','frequency'=>44,'icon'=>'shopping_alcohol',),
341  'shop:optician' => array('label'=>'Optician','frequency'=>55,'icon'=>'health_opticians',),
342  'shop:chemist' => array('label'=>'Chemist','frequency'=>42,'icon'=>'health_pharmacy',),
343  'shop:gallery' => array('label'=>'Gallery','frequency'=>38,'icon'=>'tourist_art_gallery2',),
344  'shop:mobile_phone' => array('label'=>'Mobile Phone','frequency'=>37,'icon'=>'',),
345  'shop:sports' => array('label'=>'Sports','frequency'=>37,'icon'=>'',),
346  'shop:jewelry' => array('label'=>'Jewelry','frequency'=>32,'icon'=>'shopping_jewelry',),
347  'shop:pet' => array('label'=>'Pet','frequency'=>29,'icon'=>'',),
348  'shop:beauty' => array('label'=>'Beauty','frequency'=>28,'icon'=>'',),
349  'shop:stationery' => array('label'=>'Stationery','frequency'=>25,'icon'=>'',),
350  'shop:shopping_centre' => array('label'=>'Shopping Centre','frequency'=>25,'icon'=>'',),
351  'shop:general' => array('label'=>'General','frequency'=>25,'icon'=>'',),
352  'shop:electrical' => array('label'=>'Electrical','frequency'=>25,'icon'=>'',),
353  'shop:toys' => array('label'=>'Toys','frequency'=>23,'icon'=>'',),
354  'shop:jeweller' => array('label'=>'Jeweller','frequency'=>23,'icon'=>'',),
355  'shop:betting' => array('label'=>'Betting','frequency'=>23,'icon'=>'',),
356  'shop:household' => array('label'=>'Household','frequency'=>21,'icon'=>'',),
357  'shop:travel_agency' => array('label'=>'Travel Agency','frequency'=>21,'icon'=>'',),
358  'shop:hifi' => array('label'=>'Hifi','frequency'=>21,'icon'=>'',),
359  'amenity:shop' => array('label'=>'Shop','frequency'=>61,'icon'=>'',),
360  'tourism:information' => array('label'=>'Information','frequency'=>224,'icon'=>'amenity_information',),
361
362  'place:house' => array('label'=>'House','frequency'=>2086,'icon'=>'','defzoom'=>18,),
363  'place:house_name' => array('label'=>'House','frequency'=>2086,'icon'=>'','defzoom'=>18,),
364  'place:house_number' => array('label'=>'House Number','frequency'=>2086,'icon'=>'','defzoom'=>18,),
365  'place:country_code' => array('label'=>'Country Code','frequency'=>2086,'icon'=>'','defzoom'=>18,),
366
367  //
368
369  'leisure:pitch' => array('label'=>'Pitch','frequency'=>762,'icon'=>'',),
370  'highway:unsurfaced' => array('label'=>'Unsurfaced','frequency'=>492,'icon'=>'',),
371  'historic:ruins' => array('label'=>'Ruins','frequency'=>483,'icon'=>'tourist_ruin',),
372  'amenity:college' => array('label'=>'College','frequency'=>473,'icon'=>'education_school',),
373  'historic:monument' => array('label'=>'Monument','frequency'=>470,'icon'=>'tourist_monument',),
374  'railway:subway' => array('label'=>'Subway','frequency'=>385,'icon'=>'',),
375  'historic:memorial' => array('label'=>'Memorial','frequency'=>382,'icon'=>'tourist_monument',),
376  'leisure:nature_reserve' => array('label'=>'Nature Reserve','frequency'=>342,'icon'=>'',),
377  'leisure:common' => array('label'=>'Common','frequency'=>322,'icon'=>'',),
378  'waterway:lock_gate' => array('label'=>'Lock Gate','frequency'=>321,'icon'=>'',),
379  'natural:fell' => array('label'=>'Fell','frequency'=>308,'icon'=>'',),
380  'amenity:nightclub' => array('label'=>'Nightclub','frequency'=>292,'icon'=>'',),
381  'highway:path' => array('label'=>'Path','frequency'=>287,'icon'=>'',),
382  'leisure:garden' => array('label'=>'Garden','frequency'=>285,'icon'=>'',),
383  'landuse:reservoir' => array('label'=>'Reservoir','frequency'=>276,'icon'=>'',),
384  'leisure:playground' => array('label'=>'Playground','frequency'=>264,'icon'=>'',),
385  'leisure:stadium' => array('label'=>'Stadium','frequency'=>212,'icon'=>'',),
386  'historic:mine' => array('label'=>'Mine','frequency'=>193,'icon'=>'poi_mine',),
387  'natural:cliff' => array('label'=>'Cliff','frequency'=>193,'icon'=>'',),
388  'tourism:caravan_site' => array('label'=>'Caravan Site','frequency'=>183,'icon'=>'accommodation_caravan_park',),
389  'amenity:bus_station' => array('label'=>'Bus Station','frequency'=>181,'icon'=>'transport_bus_station',),
390  'amenity:kindergarten' => array('label'=>'Kindergarten','frequency'=>179,'icon'=>'',),
391  'highway:construction' => array('label'=>'Construction','frequency'=>176,'icon'=>'',),
392  'amenity:atm' => array('label'=>'Atm','frequency'=>172,'icon'=>'money_atm2',),
393  'amenity:emergency_phone' => array('label'=>'Emergency Phone','frequency'=>164,'icon'=>'',),
394  'waterway:lock' => array('label'=>'Lock','frequency'=>146,'icon'=>'',),
395  'waterway:riverbank' => array('label'=>'Riverbank','frequency'=>143,'icon'=>'',),
396  'natural:coastline' => array('label'=>'Coastline','frequency'=>142,'icon'=>'',),
397  'tourism:viewpoint' => array('label'=>'Viewpoint','frequency'=>140,'icon'=>'tourist_view_point',),
398  'tourism:hostel' => array('label'=>'Hostel','frequency'=>140,'icon'=>'',),
399  'tourism:bed_and_breakfast' => array('label'=>'Bed And Breakfast','frequency'=>140,'icon'=>'accommodation_bed_and_breakfast',),
400  'railway:halt' => array('label'=>'Halt','frequency'=>135,'icon'=>'',),
401  'railway:platform' => array('label'=>'Platform','frequency'=>134,'icon'=>'',),
402  'railway:tram' => array('label'=>'Tram','frequency'=>130,'icon'=>'transport_tram_stop',),
403  'amenity:courthouse' => array('label'=>'Courthouse','frequency'=>129,'icon'=>'amenity_court',),
404  'amenity:recycling' => array('label'=>'Recycling','frequency'=>126,'icon'=>'amenity_recycling',),
405  'amenity:dentist' => array('label'=>'Dentist','frequency'=>124,'icon'=>'health_dentist',),
406  'natural:beach' => array('label'=>'Beach','frequency'=>121,'icon'=>'tourist_beach',),
407  'place:moor' => array('label'=>'Moor','frequency'=>118,'icon'=>'',),
408  'amenity:grave_yard' => array('label'=>'Grave Yard','frequency'=>110,'icon'=>'',),
409  'waterway:drain' => array('label'=>'Drain','frequency'=>108,'icon'=>'',),
410  'landuse:grass' => array('label'=>'Grass','frequency'=>106,'icon'=>'',),
411  'landuse:village_green' => array('label'=>'Village Green','frequency'=>106,'icon'=>'',),
412  'natural:bay' => array('label'=>'Bay','frequency'=>102,'icon'=>'',),
413  'railway:tram_stop' => array('label'=>'Tram Stop','frequency'=>101,'icon'=>'transport_tram_stop',),
414  'leisure:marina' => array('label'=>'Marina','frequency'=>98,'icon'=>'',),
415  'highway:stile' => array('label'=>'Stile','frequency'=>97,'icon'=>'',),
416  'natural:moor' => array('label'=>'Moor','frequency'=>95,'icon'=>'',),
417  'railway:light_rail' => array('label'=>'Light Rail','frequency'=>91,'icon'=>'',),
418  'railway:narrow_gauge' => array('label'=>'Narrow Gauge','frequency'=>90,'icon'=>'',),
419  'natural:land' => array('label'=>'Land','frequency'=>86,'icon'=>'',),
420  'amenity:village_hall' => array('label'=>'Village Hall','frequency'=>82,'icon'=>'',),
421  'waterway:dock' => array('label'=>'Dock','frequency'=>80,'icon'=>'',),
422  'amenity:veterinary' => array('label'=>'Veterinary','frequency'=>79,'icon'=>'',),
423  'landuse:brownfield' => array('label'=>'Brownfield','frequency'=>77,'icon'=>'',),
424  'leisure:track' => array('label'=>'Track','frequency'=>76,'icon'=>'',),
425  'railway:historic_station' => array('label'=>'Historic Station','frequency'=>74,'icon'=>'',),
426  'landuse:construction' => array('label'=>'Construction','frequency'=>72,'icon'=>'',),
427  'amenity:prison' => array('label'=>'Prison','frequency'=>71,'icon'=>'amenity_prison',),
428  'landuse:quarry' => array('label'=>'Quarry','frequency'=>71,'icon'=>'',),
429  'amenity:telephone' => array('label'=>'Telephone','frequency'=>70,'icon'=>'',),
430  'highway:traffic_signals' => array('label'=>'Traffic Signals','frequency'=>66,'icon'=>'',),
431  'natural:heath' => array('label'=>'Heath','frequency'=>62,'icon'=>'',),
432  'historic:house' => array('label'=>'House','frequency'=>61,'icon'=>'',),
433  'amenity:social_club' => array('label'=>'Social Club','frequency'=>61,'icon'=>'',),
434  'landuse:military' => array('label'=>'Military','frequency'=>61,'icon'=>'',),
435  'amenity:health_centre' => array('label'=>'Health Centre','frequency'=>59,'icon'=>'',),
436  'historic:building' => array('label'=>'Building','frequency'=>58,'icon'=>'',),
437  'amenity:clinic' => array('label'=>'Clinic','frequency'=>57,'icon'=>'',),
438  'highway:services' => array('label'=>'Services','frequency'=>56,'icon'=>'',),
439  'amenity:ferry_terminal' => array('label'=>'Ferry Terminal','frequency'=>55,'icon'=>'',),
440  'natural:marsh' => array('label'=>'Marsh','frequency'=>55,'icon'=>'',),
441  'natural:hill' => array('label'=>'Hill','frequency'=>54,'icon'=>'',),
442  'highway:raceway' => array('label'=>'Raceway','frequency'=>53,'icon'=>'',),
443  'amenity:taxi' => array('label'=>'Taxi','frequency'=>47,'icon'=>'',),
444  'amenity:take_away' => array('label'=>'Take Away','frequency'=>45,'icon'=>'',),
445  'amenity:car_rental' => array('label'=>'Car Rental','frequency'=>44,'icon'=>'',),
446  'place:islet' => array('label'=>'Islet','frequency'=>44,'icon'=>'',),
447  'amenity:nursery' => array('label'=>'Nursery','frequency'=>44,'icon'=>'',),
448  'amenity:nursing_home' => array('label'=>'Nursing Home','frequency'=>43,'icon'=>'',),
449  'amenity:toilets' => array('label'=>'Toilets','frequency'=>38,'icon'=>'',),
450  'amenity:hall' => array('label'=>'Hall','frequency'=>38,'icon'=>'',),
451  'waterway:boatyard' => array('label'=>'Boatyard','frequency'=>36,'icon'=>'',),
452  'highway:mini_roundabout' => array('label'=>'Mini Roundabout','frequency'=>35,'icon'=>'',),
453  'historic:manor' => array('label'=>'Manor','frequency'=>35,'icon'=>'',),
454  'tourism:chalet' => array('label'=>'Chalet','frequency'=>34,'icon'=>'',),
455  'amenity:bicycle_parking' => array('label'=>'Bicycle Parking','frequency'=>34,'icon'=>'',),
456  'amenity:hotel' => array('label'=>'Hotel','frequency'=>34,'icon'=>'',),
457  'waterway:weir' => array('label'=>'Weir','frequency'=>33,'icon'=>'',),
458  'natural:wetland' => array('label'=>'Wetland','frequency'=>33,'icon'=>'',),
459  'natural:cave_entrance' => array('label'=>'Cave Entrance','frequency'=>32,'icon'=>'',),
460  'amenity:crematorium' => array('label'=>'Crematorium','frequency'=>31,'icon'=>'',),
461  'tourism:picnic_site' => array('label'=>'Picnic Site','frequency'=>31,'icon'=>'',),
462  'landuse:wood' => array('label'=>'Wood','frequency'=>30,'icon'=>'',),
463  'landuse:basin' => array('label'=>'Basin','frequency'=>30,'icon'=>'',),
464  'natural:tree' => array('label'=>'Tree','frequency'=>30,'icon'=>'',),
465  'leisure:slipway' => array('label'=>'Slipway','frequency'=>29,'icon'=>'',),
466  'landuse:meadow' => array('label'=>'Meadow','frequency'=>29,'icon'=>'',),
467  'landuse:piste' => array('label'=>'Piste','frequency'=>28,'icon'=>'',),
468  'amenity:care_home' => array('label'=>'Care Home','frequency'=>28,'icon'=>'',),
469  'amenity:club' => array('label'=>'Club','frequency'=>28,'icon'=>'',),
470  'amenity:medical_centre' => array('label'=>'Medical Centre','frequency'=>27,'icon'=>'',),
471  'historic:roman_road' => array('label'=>'Roman Road','frequency'=>27,'icon'=>'',),
472  'historic:fort' => array('label'=>'Fort','frequency'=>26,'icon'=>'',),
473  'railway:subway_entrance' => array('label'=>'Subway Entrance','frequency'=>26,'icon'=>'',),
474  'historic:yes' => array('label'=>'Historic','frequency'=>25,'icon'=>'',),
475  'highway:gate' => array('label'=>'Gate','frequency'=>25,'icon'=>'',),
476  'leisure:fishing' => array('label'=>'Fishing','frequency'=>24,'icon'=>'',),
477  'historic:museum' => array('label'=>'Museum','frequency'=>24,'icon'=>'',),
478  'amenity:car_wash' => array('label'=>'Car Wash','frequency'=>24,'icon'=>'',),
479  'railway:level_crossing' => array('label'=>'Level Crossing','frequency'=>23,'icon'=>'',),
480  'leisure:bird_hide' => array('label'=>'Bird Hide','frequency'=>23,'icon'=>'',),
481  'natural:headland' => array('label'=>'Headland','frequency'=>21,'icon'=>'',),
482  'tourism:apartments' => array('label'=>'Apartments','frequency'=>21,'icon'=>'',),
483  'amenity:shopping' => array('label'=>'Shopping','frequency'=>21,'icon'=>'',),
484  'natural:scrub' => array('label'=>'Scrub','frequency'=>20,'icon'=>'',),
485  'natural:fen' => array('label'=>'Fen','frequency'=>20,'icon'=>'',),
486  'building:yes' => array('label'=>'Building','frequency'=>200,'icon'=>'',),
487  'mountain_pass:yes' => array('label'=>'Mountain Pass','frequency'=>200,'icon'=>'',),
488
489  'amenity:parking' => array('label'=>'Parking','frequency'=>3157,'icon'=>'',),
490  'highway:bus_stop' => array('label'=>'Bus Stop','frequency'=>35777,'icon'=>'transport_bus_stop2',),
491  'place:postcode' => array('label'=>'Postcode','frequency'=>27267,'icon'=>'',),
492  'amenity:post_box' => array('label'=>'Post Box','frequency'=>9613,'icon'=>'',),
493
494  'place:houses' => array('label'=>'Houses','frequency'=>85,'icon'=>'',),
495  'railway:preserved' => array('label'=>'Preserved','frequency'=>227,'icon'=>'',),
496  'waterway:derelict_canal' => array('label'=>'Derelict Canal','frequency'=>21,'icon'=>'',),
497  'amenity:dead_pub' => array('label'=>'Dead Pub','frequency'=>20,'icon'=>'',),
498  'railway:disused_station' => array('label'=>'Disused Station','frequency'=>114,'icon'=>'',),
499  'railway:abandoned' => array('label'=>'Abandoned','frequency'=>641,'icon'=>'',),
500  'railway:disused' => array('label'=>'Disused','frequency'=>72,'icon'=>'',),
501                                 );
502         }
503
504
505         function getClassTypesWithImportance()
506         {
507                 $aOrders = getClassTypes();
508                 $i = 1;
509                 foreach($aOrders as $sID => $a)
510                 {
511                         $aOrders[$sID]['importance'] = $i++;
512                 }
513                 return $aOrders;
514         }
515
516         function getResultDiameter($aResult)
517         {
518                 $aClassType = getClassTypes();
519
520                 $fDiameter = 0.0001;
521
522                 if (isset($aResult['class'])
523                           && isset($aResult['type'])
524                           && isset($aResult['admin_level'])
525                           && isset($aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['defdiameter'])
526                                 && $aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['defdiameter'])
527                 {
528                         $fDiameter = $aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['defdiameter'];
529                 }
530                 elseif (isset($aResult['class'])
531                           && isset($aResult['type'])
532                           && isset($aClassType[$aResult['class'].':'.$aResult['type']]['defdiameter'])
533                                 && $aClassType[$aResult['class'].':'.$aResult['type']]['defdiameter'])
534                 {
535                         $fDiameter = $aClassType[$aResult['class'].':'.$aResult['type']]['defdiameter'];
536                 }
537
538                 return $fDiameter;
539         }
540
541
542         function javascript_renderData($xVal, $iOptions = 0)
543         {
544                 if (defined('PHP_VERSION_ID') && PHP_VERSION_ID > 50400)
545                         $iOptions |= JSON_UNESCAPED_UNICODE;
546                 $jsonout = json_encode($xVal, $iOptions);
547
548                 if( ! isset($_GET['json_callback']))
549                 {
550                         header("Content-Type: application/json; charset=UTF-8");
551                         echo $jsonout;
552                 } else
553                 {
554                         if (preg_match('/^[$_\p{L}][$_\p{L}\p{Nd}.[\]]*$/u',$_GET['json_callback']))
555                         {
556                                 header("Content-Type: application/javascript; charset=UTF-8");
557                                 echo $_GET['json_callback'].'('.$jsonout.')';
558                         }
559                         else
560                         {
561                                 header('HTTP/1.0 400 Bad Request');
562                         }
563                 }
564         }
565
566
567         function _debugDumpGroupedSearches($aData, $aTokens)
568         {
569                 $aWordsIDs = array();
570                 if ($aTokens)
571                 {
572                         foreach($aTokens as $sToken => $aWords)
573                         {
574                                 if ($aWords)
575                                 {
576                                         foreach($aWords as $aToken)
577                                         {
578                                                 $aWordsIDs[$aToken['word_id']] = $sToken.'('.$aToken['word_id'].')';
579                                         }
580                                 }
581                         }
582                 }
583                 echo "<table border=\"1\">";
584                 echo "<tr><th>rank</th><th>Name Tokens</th><th>Name Not</th><th>Address Tokens</th><th>Address Not</th><th>country</th><th>operator</th><th>class</th><th>type</th><th>house#</th><th>Lat</th><th>Lon</th><th>Radius</th></tr>";
585                 foreach($aData as $iRank => $aRankedSet)
586                 {
587                         foreach($aRankedSet as $aRow)
588                         {
589                                 echo "<tr>";
590                                 echo "<td>$iRank</td>";
591
592                                 echo "<td>";
593                                 $sSep = '';
594                                 foreach($aRow['aName'] as $iWordID)
595                                 {
596                                         echo $sSep.'#'.$aWordsIDs[$iWordID].'#';
597                                         $sSep = ', ';
598                                 }
599                                 echo "</td>";
600
601                                 echo "<td>";
602                                 $sSep = '';
603                                 foreach($aRow['aNameNonSearch'] as $iWordID)
604                                 {
605                                         echo $sSep.'#'.$aWordsIDs[$iWordID].'#';
606                                         $sSep = ', ';
607                                 }
608                                 echo "</td>";
609
610                                 echo "<td>";
611                                 $sSep = '';
612                                 foreach($aRow['aAddress'] as $iWordID)
613                                 {
614                                         echo $sSep.'#'.$aWordsIDs[$iWordID].'#';
615                                         $sSep = ', ';
616                                 }
617                                 echo "</td>";
618
619                                 echo "<td>";
620                                 $sSep = '';
621                                 foreach($aRow['aAddressNonSearch'] as $iWordID)
622                                 {
623                                         echo $sSep.'#'.$aWordsIDs[$iWordID].'#';
624                                         $sSep = ', ';
625                                 }
626                                 echo "</td>";
627
628                                 echo "<td>".$aRow['sCountryCode']."</td>";
629
630                                 echo "<td>".$aRow['sOperator']."</td>";
631                                 echo "<td>".$aRow['sClass']."</td>";
632                                 echo "<td>".$aRow['sType']."</td>";
633
634                                 echo "<td>".$aRow['sHouseNumber']."</td>";
635
636                                 echo "<td>".$aRow['fLat']."</td>";
637                                 echo "<td>".$aRow['fLon']."</td>";
638                                 echo "<td>".$aRow['fRadius']."</td>";
639
640                                 echo "</tr>";
641                         }
642                 }
643                 echo "</table>";
644         }
645
646
647         function getAddressDetails(&$oDB, $sLanguagePrefArraySQL, $iPlaceID, $sCountryCode = false, $housenumber = -1, $bRaw = false)
648         {
649                 $sSQL = "select *,get_name_by_language(name,$sLanguagePrefArraySQL) as localname from get_addressdata($iPlaceID, $housenumber)";
650                 if (!$bRaw) $sSQL .= " WHERE isaddress OR type = 'country_code'";
651                 $sSQL .= " order by rank_address desc,isaddress desc";
652
653                 $aAddressLines = chksql($oDB->getAll($sSQL));
654                 if ($bRaw) return $aAddressLines;
655                 //echo "<pre>";
656                 //var_dump($aAddressLines);
657                 $aAddress = array();
658                 $aFallback = array();
659                 $aClassType = getClassTypes();
660                 foreach($aAddressLines as $aLine)
661                 {
662                         $bFallback = false;
663                         $aTypeLabel = false;
664                         if (isset($aClassType[$aLine['class'].':'.$aLine['type'].':'.$aLine['admin_level']])) $aTypeLabel = $aClassType[$aLine['class'].':'.$aLine['type'].':'.$aLine['admin_level']];
665                         elseif (isset($aClassType[$aLine['class'].':'.$aLine['type']])) $aTypeLabel = $aClassType[$aLine['class'].':'.$aLine['type']];
666                         elseif (isset($aClassType['boundary:administrative:'.((int)($aLine['rank_address']/2))]))
667                         {
668                                 $aTypeLabel = $aClassType['boundary:administrative:'.((int)($aLine['rank_address']/2))];
669                                 $bFallback = true;
670                         }
671                         else
672                         {
673                                 $aTypeLabel = array('simplelabel'=>'address'.$aLine['rank_address']);
674                                 $bFallback = true;
675                         }
676                         if ($aTypeLabel && ((isset($aLine['localname']) && $aLine['localname']) || (isset($aLine['housenumber']) && $aLine['housenumber'])))
677                         {
678                                 $sTypeLabel = strtolower(isset($aTypeLabel['simplelabel'])?$aTypeLabel['simplelabel']:$aTypeLabel['label']);
679                                 $sTypeLabel = str_replace(' ','_',$sTypeLabel);
680                                 if (!isset($aAddress[$sTypeLabel]) || (isset($aFallback[$sTypeLabel]) && $aFallback[$sTypeLabel]) || $aLine['class'] == 'place')
681                                 {
682                                         $aAddress[$sTypeLabel] = $aLine['localname']?$aLine['localname']:$aLine['housenumber'];
683                                 }
684                                 $aFallback[$sTypeLabel] = $bFallback;
685                         }
686                 }
687                 return $aAddress;
688         }
689
690
691         function geocodeReverse($fLat, $fLon, $iZoom=18)
692         {
693                 $oDB =& getDB();
694
695                 $sPointSQL = "ST_SetSRID(ST_Point($fLon,$fLat),4326)";
696
697                 // Zoom to rank, this could probably be calculated but a lookup gives fine control
698                 $aZoomRank = array(
699                                 0 => 2, // Continent / Sea
700                                 1 => 2,
701                                 2 => 2,
702                                 3 => 4, // Country
703                                 4 => 4,
704                                 5 => 8, // State
705                                 6 => 10, // Region
706                                 7 => 10,
707                                 8 => 12, // County
708                                 9 => 12,
709                                 10 => 17, // City
710                                 11 => 17,
711                                 12 => 18, // Town / Village
712                                 13 => 18,
713                                 14 => 22, // Suburb
714                                 15 => 22,
715                                 16 => 26, // Street, TODO: major street?
716                                 17 => 26,
717                                 18 => 30, // or >, Building
718                                 19 => 30, // or >, Building
719                                 );
720                 $iMaxRank = isset($aZoomRank[$iZoom])?$aZoomRank[$iZoom]:28;
721
722                 // Find the nearest point
723                 $fSearchDiam = 0.0001;
724                 $iPlaceID = null;
725                 $aArea = false;
726                 $fMaxAreaDistance = 1;
727                 while(!$iPlaceID && $fSearchDiam < $fMaxAreaDistance)
728                 {
729                         $fSearchDiam = $fSearchDiam * 2;
730
731                         // If we have to expand the search area by a large amount then we need a larger feature
732                         // then there is a limit to how small the feature should be
733                         if ($fSearchDiam > 2 && $iMaxRank > 4) $iMaxRank = 4;
734                         if ($fSearchDiam > 1 && $iMaxRank > 9) $iMaxRank = 8;
735                         if ($fSearchDiam > 0.8 && $iMaxRank > 10) $iMaxRank = 10;
736                         if ($fSearchDiam > 0.6 && $iMaxRank > 12) $iMaxRank = 12;
737                         if ($fSearchDiam > 0.2 && $iMaxRank > 17) $iMaxRank = 17;
738                         if ($fSearchDiam > 0.1 && $iMaxRank > 18) $iMaxRank = 18;
739                         if ($fSearchDiam > 0.008 && $iMaxRank > 22) $iMaxRank = 22;
740                         if ($fSearchDiam > 0.001 && $iMaxRank > 26) $iMaxRank = 26;
741
742                         $sSQL = 'select place_id,parent_place_id from placex';
743                         $sSQL .= ' WHERE ST_DWithin('.$sPointSQL.', geometry, '.$fSearchDiam.')';
744                         $sSQL .= ' and rank_search != 28 and rank_search >= '.$iMaxRank;
745                         $sSQL .= ' and (name is not null or housenumber is not null)';
746                         $sSQL .= ' and class not in (\'waterway\')';
747                         $sSQL .= ' and (ST_GeometryType(geometry) not in (\'ST_Polygon\',\'ST_MultiPolygon\') ';
748                         $sSQL .= ' OR ST_DWithin('.$sPointSQL.', ST_Centroid(geometry), '.$fSearchDiam.'))';
749                         $sSQL .= ' ORDER BY ST_distance('.$sPointSQL.', geometry) ASC limit 1';
750                         //var_dump($sSQL);
751                         $aPlace = chksql($oDB->getRow($sSQL));
752                         $iPlaceID = $aPlace['place_id'];
753                 }
754
755                 // The point we found might be too small - use the address to find what it is a child of
756                 if ($iPlaceID)
757                 {
758                         $sSQL = "select address_place_id from place_addressline where cached_rank_address <= $iMaxRank and place_id = $iPlaceID order by cached_rank_address desc,isaddress desc,distance desc limit 1";
759                         $iPlaceID = chksql($oDB->getOne($sSQL));
760
761                         if ($iPlaceID && $aPlace['place_id'] && $iMaxRank < 28)
762                         {
763                                 $sSQL = "select address_place_id from place_addressline where cached_rank_address <= $iMaxRank and place_id = ".$aPlace['place_id']." order by cached_rank_address desc,isaddress desc,distance desc";
764                                 $iPlaceID = chksql($oDB->getOne($sSQL));
765                         }
766                         if (!$iPlaceID)
767                         {
768                                 $iPlaceID = $aPlace['place_id'];
769                         }
770                 }
771
772                 return $iPlaceID;
773         }
774
775         function addQuotes($s)
776         {
777                 return "'".$s."'";
778         }
779
780         // returns boolean
781         function validLatLon($fLat,$fLon)
782         {
783                 return ($fLat <= 90.1 && $fLat >= -90.1 && $fLon <= 180.1 && $fLon >= -180.1);
784         }
785
786         // Do we have anything that looks like a lat/lon pair?
787         // returns array(lat,lon,query_with_lat_lon_removed)
788         // or null
789         function looksLikeLatLonPair($sQuery)
790         {
791                 $sFound    = null;
792                 $fQueryLat = null;
793                 $fQueryLon = null;
794
795                 // degrees decimal minutes
796                 // N 40 26.767, W 79 58.933
797                 // N 40°26.767′, W 79°58.933′
798                 //                  1         2                   3                  4         5            6
799                 if (preg_match('/\\b([NS])[ ]+([0-9]+[0-9.]*)[° ]+([0-9.]+)?[′\']*[, ]+([EW])[ ]+([0-9]+)[° ]+([0-9]+[0-9.]*)[′\']*?\\b/', $sQuery, $aData))
800                 {
801                         $sFound    = $aData[0];
802                         $fQueryLat = ($aData[1]=='N'?1:-1) * ($aData[2] + $aData[3]/60);
803                         $fQueryLon = ($aData[4]=='E'?1:-1) * ($aData[5] + $aData[6]/60);
804                 }
805                 // degrees decimal minutes
806                 // 40 26.767 N, 79 58.933 W
807                 // 40° 26.767′ N 79° 58.933′ W
808                 //                      1             2                      3          4            5                    6
809                 elseif (preg_match('/\\b([0-9]+)[° ]+([0-9]+[0-9.]*)?[′\']*[ ]+([NS])[, ]+([0-9]+)[° ]+([0-9]+[0-9.]*)?[′\' ]+([EW])\\b/', $sQuery, $aData))
810                 {
811                         $sFound    = $aData[0];
812                         $fQueryLat = ($aData[3]=='N'?1:-1) * ($aData[1] + $aData[2]/60);
813                         $fQueryLon = ($aData[6]=='E'?1:-1) * ($aData[4] + $aData[5]/60);
814                 }
815                 // degrees decimal seconds
816                 // N 40 26 46 W 79 58 56
817                 // N 40° 26′ 46″, W 79° 58′ 56″
818                 //                      1        2            3            4                5        6            7            8
819                 elseif (preg_match('/\\b([NS])[ ]([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+)[″"]*[, ]+([EW])[ ]([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+)[″"]*\\b/', $sQuery, $aData))
820                 {
821                         $sFound    = $aData[0];
822                         $fQueryLat = ($aData[1]=='N'?1:-1) * ($aData[2] + $aData[3]/60 + $aData[4]/3600);
823                         $fQueryLon = ($aData[5]=='E'?1:-1) * ($aData[6] + $aData[7]/60 + $aData[8]/3600);
824                 }
825                 // degrees decimal seconds
826                 // 40 26 46 N 79 58 56 W
827                 // 40° 26′ 46″ N, 79° 58′ 56″ W
828                 //                      1            2            3            4          5            6            7            8
829                 elseif (preg_match('/\\b([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+)[″" ]+([NS])[, ]+([0-9]+)[° ]+([0-9]+)[′\' ]+([0-9]+)[″" ]+([EW])\\b/', $sQuery, $aData))
830                 {
831                         $sFound    = $aData[0];
832                         $fQueryLat = ($aData[4]=='N'?1:-1) * ($aData[1] + $aData[2]/60 + $aData[3]/3600);
833                         $fQueryLon = ($aData[8]=='E'?1:-1) * ($aData[5] + $aData[6]/60 + $aData[7]/3600);
834                 }
835                 // degrees decimal
836                 // N 40.446° W 79.982°
837                 //                      1        2                               3        4
838                 elseif (preg_match('/\\b([NS])[ ]([0-9]+[0-9]*\\.[0-9]+)[°]*[, ]+([EW])[ ]([0-9]+[0-9]*\\.[0-9]+)[°]*\\b/', $sQuery, $aData))
839                 {
840                         $sFound    = $aData[0];
841                         $fQueryLat = ($aData[1]=='N'?1:-1) * ($aData[2]);
842                         $fQueryLon = ($aData[3]=='E'?1:-1) * ($aData[4]);
843                 }
844                 // degrees decimal
845                 // 40.446° N 79.982° W
846                 //                      1                           2          3                           4
847                 elseif (preg_match('/\\b([0-9]+[0-9]*\\.[0-9]+)[° ]+([NS])[, ]+([0-9]+[0-9]*\\.[0-9]+)[° ]+([EW])\\b/', $sQuery, $aData))
848                 {
849                         $sFound    = $aData[0];
850                         $fQueryLat = ($aData[2]=='N'?1:-1) * ($aData[1]);
851                         $fQueryLon = ($aData[4]=='E'?1:-1) * ($aData[3]);
852                 }
853                 // degrees decimal
854                 // 12.34, 56.78
855                 // [12.456,-78.90]
856                 //                   1          2                             3                        4
857                 elseif (preg_match('/(\\[|^|\\b)(-?[0-9]+[0-9]*\\.[0-9]+)[, ]+(-?[0-9]+[0-9]*\\.[0-9]+)(\\]|$|\\b)/', $sQuery, $aData))
858                 {
859                         $sFound    = $aData[0];
860                         $fQueryLat = $aData[2];
861                         $fQueryLon = $aData[3];
862                 }
863
864                 if (!validLatLon($fQueryLat, $fQueryLon)) return;
865                 $sQuery = trim(str_replace($sFound, ' ', $sQuery));
866
867                 return array('lat' => $fQueryLat, 'lon' => $fQueryLon, 'query' => $sQuery);
868         }
869
870
871         function geometryText2Points($geometry_as_text, $fRadius)
872         {
873                 $aPolyPoints = NULL;
874                 if (preg_match('#POLYGON\\(\\(([- 0-9.,]+)#', $geometry_as_text, $aMatch))
875                 {
876                         preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/', $aMatch[1], $aPolyPoints, PREG_SET_ORDER);
877                 }
878                 elseif (preg_match('#LINESTRING\\(([- 0-9.,]+)#', $geometry_as_text, $aMatch))
879                 {
880                         preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/', $aMatch[1], $aPolyPoints, PREG_SET_ORDER);
881                 }
882                 elseif (preg_match('#MULTIPOLYGON\\(\\(\\(([- 0-9.,]+)#', $geometry_as_text, $aMatch))
883                 {
884                         preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/', $aMatch[1], $aPolyPoints, PREG_SET_ORDER);
885                 }
886                 elseif (preg_match('#POINT\\((-?[0-9.]+) (-?[0-9.]+)\\)#', $geometry_as_text, $aMatch))
887                 {
888                         $aPolyPoints = createPointsAroundCenter($aMatch[1], $aMatch[2], $fRadius);
889                 }
890
891                 if (isset($aPolyPoints))
892                 {
893                         $aResultPoints = array();
894                         foreach($aPolyPoints as $aPoint)
895                         {
896                                 $aResultPoints[] = array($aPoint[1], $aPoint[2]);
897                         }
898                         return $aResultPoints;
899                 }
900
901                 return;
902         }
903
904         function createPointsAroundCenter($fLon, $fLat, $fRadius)
905         {
906                         $iSteps = max(8, min(100, ($fRadius * 40000)^2));
907                         $fStepSize = (2*pi())/$iSteps;
908                         $aPolyPoints = array();
909                         for($f = 0; $f < 2*pi(); $f += $fStepSize)
910                         {
911                                 $aPolyPoints[] = array('', $fLon+($fRadius*sin($f)), $fLat+($fRadius*cos($f)) );
912                         }
913                         return $aPolyPoints;
914         }