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1 <?php
2         require_once(dirname(dirname(__FILE__)).'/lib/init-website.php');
3         require_once(CONST_BasePath.'/lib/log.php');
4
5         ini_set('memory_limit', '200M');
6         $oDB =& getDB();
7
8         // Display defaults
9         $fLat = CONST_Default_Lat;
10         $fLon = CONST_Default_Lon;
11         $iZoom = CONST_Default_Zoom;
12         $bBoundingBoxSearch = isset($_GET['bounded'])?(bool)$_GET['bounded']:false;
13         $sOutputFormat = 'html';
14         $aSearchResults = array();
15         $aExcludePlaceIDs = array();
16         $sCountryCodesSQL = false;
17         $sSuggestion = $sSuggestionURL = false;
18         $bDeDupe = isset($_GET['dedupe'])?(bool)$_GET['dedupe']:true;
19         $bReverseInPlan = false;
20         $iLimit = isset($_GET['limit'])?(int)$_GET['limit']:10;
21         $iOffset = isset($_GET['offset'])?(int)$_GET['offset']:0;
22         $iMaxRank = 20;
23         if ($iLimit > 100) $iLimit = 100;
24         $iMinAddressRank = 0;
25         $iMaxAddressRank = 30;
26
27         // Format for output
28         if (isset($_GET['format']) && ($_GET['format'] == 'html' || $_GET['format'] == 'xml' || $_GET['format'] == 'json' ||  $_GET['format'] == 'jsonv2'))
29         {
30                 $sOutputFormat = $_GET['format'];
31         }
32
33         // Show / use polygons
34         $bShowPolygons = isset($_GET['polygon']) && $_GET['polygon'];
35
36         // Show address breakdown
37         $bShowAddressDetails = isset($_GET['addressdetails']) && $_GET['addressdetails'];
38
39         // Prefered language    
40         $aLangPrefOrder = getPrefferedLangauges();
41         if (isset($aLangPrefOrder['name:de'])) $bReverseInPlan = true;
42         if (isset($aLangPrefOrder['name:ru'])) $bReverseInPlan = true;
43         if (isset($aLangPrefOrder['name:ja'])) $bReverseInPlan = true;
44
45         $sLanguagePrefArraySQL = "ARRAY[".join(',',array_map("getDBQuoted",$aLangPrefOrder))."]";
46
47         if (isset($_GET['exclude_place_ids']) && $_GET['exclude_place_ids'])
48         {
49                 foreach(explode(',',$_GET['exclude_place_ids']) as $iExcludedPlaceID)
50                 {
51                         $iExcludedPlaceID = (int)$iExcludedPlaceID;
52                         if ($iExcludedPlaceID) $aExcludePlaceIDs[$iExcludedPlaceID] = $iExcludedPlaceID;
53                 }
54         }
55
56   // Only certain ranks of feature
57         if (isset($_GET['featuretype']))
58         {
59                 switch($_GET['featuretype'])
60                 {
61                 case 'country':
62                         $iMinAddressRank = $iMaxAddressRank = 4;
63                         break;
64                 case 'state':
65                         $iMinAddressRank = $iMaxAddressRank = 8;
66                         break;
67                 case 'city':
68                         $iMinAddressRank = 14;
69                         $iMaxAddressRank = 16;
70                         break;
71                 case 'settlement':
72                         $iMinAddressRank = 8;
73                         $iMaxAddressRank = 20;
74                         break;
75                 }
76         }
77
78         if (isset($_GET['countrycodes']))
79         {
80                 $aCountryCodes = array();
81                 foreach(explode(',',$_GET['countrycodes']) as $sCountryCode)
82                 {
83                         if (preg_match('/^[a-zA-Z][a-zA-Z]$/', $sCountryCode))
84                         {
85                                 $aCountryCodes[] = "'".strtolower($sCountryCode)."'";
86                         }
87                 }
88                 $sCountryCodesSQL = join(',', $aCountryCodes);
89         }
90                 
91         // Search query
92         $sQuery = (isset($_GET['q'])?trim($_GET['q']):'');
93         if (!$sQuery && $_SERVER['PATH_INFO'] && $_SERVER['PATH_INFO'][0] == '/')
94         {
95                 $sQuery = substr($_SERVER['PATH_INFO'], 1);
96
97                 // reverse order of '/' seperated string
98                 $aPhrases = explode('/', $sQuery);              
99                 $aPhrases = array_reverse($aPhrases); 
100                 $sQuery = join(', ',$aPhrases);
101         }
102
103         if ($sQuery)
104         {
105                 $hLog = logStart($oDB, 'search', $sQuery, $aLangPrefOrder);
106
107                 // Hack to make it handle "new york, ny" (and variants) correctly
108                 $sQuery = str_ireplace(array('New York, ny','new york, new york', 'New York ny','new york new york'), 'new york city, ny', $sQuery);
109
110                 // If we have a view box create the SQL
111                 // Small is the actual view box, Large is double (on each axis) that 
112                 $sViewboxCentreSQL = $sViewboxSmallSQL = $sViewboxLargeSQL = false;
113                 if (isset($_GET['viewboxlbrt']) && $_GET['viewboxlbrt'])
114                 {
115                         $aCoOrdinatesLBRT = explode(',',$_GET['viewboxlbrt']);
116                         $_GET['viewbox'] = $aCoOrdinatesLBRT[0].','.$aCoOrdinatesLBRT[3].','.$aCoOrdinatesLBRT[2].','.$aCoOrdinatesLBRT[1];
117                 }
118                 if (isset($_GET['viewbox']) && $_GET['viewbox'])
119                 {
120                         $aCoOrdinates = explode(',',$_GET['viewbox']);
121                         $sViewboxSmallSQL = "ST_SetSRID(ST_MakeBox2D(ST_Point(".(float)$aCoOrdinates[0].",".(float)$aCoOrdinates[1]."),ST_Point(".(float)$aCoOrdinates[2].",".(float)$aCoOrdinates[3].")),4326)";
122                         $fHeight = $aCoOrdinates[0]-$aCoOrdinates[2];
123                         $fWidth = $aCoOrdinates[1]-$aCoOrdinates[3];
124                         $aCoOrdinates[0] += $fHeight;
125                         $aCoOrdinates[2] -= $fHeight;
126                         $aCoOrdinates[1] += $fWidth;
127                         $aCoOrdinates[3] -= $fWidth;
128                         $sViewboxLargeSQL = "ST_SetSRID(ST_MakeBox2D(ST_Point(".(float)$aCoOrdinates[0].",".(float)$aCoOrdinates[1]."),ST_Point(".(float)$aCoOrdinates[2].",".(float)$aCoOrdinates[3].")),4326)";
129                 }
130                 if (isset($_GET['route']) && $_GET['route'] && isset($_GET['routewidth']) && $_GET['routewidth'])
131                 {
132                         $aPoints = explode(',',$_GET['route']);
133                         if (sizeof($aPoints) % 2 != 0)
134                         {
135                                 echo "Uneven number of points";
136                                 exit;
137                         }
138                         $sViewboxCentreSQL = "ST_SetSRID('LINESTRING(";
139                         $fPrevCoord = false;
140                         foreach($aPoints as $i => $fPoint)
141                         {
142                                 if ($i%2)
143                                 {
144                                         if ($i != 1) $sViewboxCentreSQL .= ",";
145                                         $sViewboxCentreSQL .= ((float)$fPoint).' '.$fPrevCoord;
146                                 }
147                                 else
148                                 {
149                                         $fPrevCoord = (float)$fPoint;
150                                 }
151                         }
152                         $sViewboxCentreSQL .= ")'::geometry,4326)";
153
154                         $sSQL = "select st_buffer(".$sViewboxCentreSQL.",".(float)($_GET['routewidth']/69).")";
155                         $sViewboxSmallSQL = $oDB->getOne($sSQL);
156                         if (PEAR::isError($sViewboxSmallSQL))
157                         {
158                                 var_dump($sViewboxSmallSQL);
159                                 exit;
160                         }
161                         $sViewboxSmallSQL = "'".$sViewboxSmallSQL."'::geometry";
162
163                         $sSQL = "select st_buffer(".$sViewboxCentreSQL.",".(float)($_GET['routewidth']/30).")";
164                         $sViewboxLargeSQL = $oDB->getOne($sSQL);
165                         if (PEAR::isError($sViewboxLargeSQL))
166                         {
167                                 var_dump($sViewboxLargeSQL);
168                                 exit;
169                         }
170                         $sViewboxLargeSQL = "'".$sViewboxLargeSQL."'::geometry";
171                 }
172
173                 // Do we have anything that looks like a lat/lon pair?
174                 if (preg_match('/\\b([NS])[ ]+([0-9]+[0-9.]*)[ ]+([0-9.]+)?[, ]+([EW])[ ]+([0-9]+)[ ]+([0-9]+[0-9.]*)?\\b/', $sQuery, $aData))
175                 {
176                         $_GET['nearlat'] = ($aData[1]=='N'?1:-1) * ($aData[2] + $aData[3]/60);
177                         $_GET['nearlon'] = ($aData[4]=='E'?1:-1) * ($aData[5] + $aData[6]/60);
178                         $sQuery = trim(str_replace($aData[0], ' ', $sQuery));
179                 }
180                 elseif (preg_match('/\\b([0-9]+)[ ]+([0-9]+[0-9.]*)?[ ]+([NS])[, ]+([0-9]+)[ ]+([0-9]+[0-9.]*)?[ ]+([EW])\\b/', $sQuery, $aData))
181                 {
182                         $_GET['nearlat'] = ($aData[3]=='N'?1:-1) * ($aData[1] + $aData[2]/60);
183                         $_GET['nearlon'] = ($aData[6]=='E'?1:-1) * ($aData[4] + $aData[5]/60);
184                         $sQuery = trim(str_replace($aData[0], ' ', $sQuery));
185                 }
186                 elseif (preg_match('/(\\[|\\b)(-?[0-9]+[0-9.]*)[, ]+(-?[0-9]+[0-9.]*)(\\]|\\b])/', $sQuery, $aData))
187                 {
188                         $_GET['nearlat'] = $aData[2];
189                         $_GET['nearlon'] = $aData[3];
190                         $sQuery = trim(str_replace($aData[0], ' ', $sQuery));
191                 }
192
193                 if ($sQuery)
194                 {
195
196                         // Start with a blank search
197                         $aSearches = array(
198                                 array('iSearchRank' => 0, 'iNamePhrase' => -1, 'sCountryCode' => false, 'aName'=>array(), 'aAddress'=>array(), 
199                                         'sOperator'=>'', 'aFeatureName' => array(), 'sClass'=>'', 'sType'=>'', 'sHouseNumber'=>'', 'fLat'=>'', 'fLon'=>'', 'fRadius'=>'')
200                         );
201
202                         $sNearPointSQL = false;
203                         if (isset($_GET['nearlat']) && isset($_GET['nearlon']))
204                         {
205                                 $sNearPointSQL = "ST_SetSRID(ST_Point(".(float)$_GET['nearlon'].",".$_GET['nearlat']."),4326)";
206                                 $aSearches[0]['fLat'] = (float)$_GET['nearlat'];
207                                 $aSearches[0]['fLon'] = (float)$_GET['nearlon'];
208                                 $aSearches[0]['fRadius'] = 0.1;
209                         }
210
211                         $bSpecialTerms = false;
212                         preg_match_all('/\\[(.*)=(.*)\\]/', $sQuery, $aSpecialTermsRaw, PREG_SET_ORDER);
213                         $aSpecialTerms = array();
214                         foreach($aSpecialTermsRaw as $aSpecialTerm)
215                         {
216                                 $sQuery = str_replace($aSpecialTerm[0], ' ', $sQuery);
217                                 $aSpecialTerms[strtolower($aSpecialTerm[1])] = $aSpecialTerm[2];
218                         }
219
220                         preg_match_all('/\\[([a-zA-Z]*)\\]/', $sQuery, $aSpecialTermsRaw, PREG_SET_ORDER);
221                         $aSpecialTerms = array();
222                         foreach($aSpecialTermsRaw as $aSpecialTerm)
223                         {
224                                 $sQuery = str_replace($aSpecialTerm[0], ' ', $sQuery);
225                                 $sToken = $oDB->getOne("select make_standard_name('".$aSpecialTerm[1]."') as string");
226                                 $sSQL = 'select * from (select word_id,word_token, word, class, type, location, country_code, operator';
227                                 $sSQL .= ' from word where word_token in (\' '.$sToken.'\')) as x where (class is not null and class not in (\'place\',\'highway\')) or country_code is not null';
228                                 $aSearchWords = $oDB->getAll($sSQL);
229                                 $aNewSearches = array();
230                                 foreach($aSearches as $aSearch)
231                                 {
232                                         foreach($aSearchWords as $aSearchTerm)
233                                         {
234                                                 $aNewSearch = $aSearch;                 
235                                                 if ($aSearchTerm['country_code'])
236                                                 {
237                                                         $aNewSearch['sCountryCode'] = strtolower($aSearchTerm['country_code']);
238                                                         $aNewSearches[] = $aNewSearch;
239                                                         $bSpecialTerms = true;
240                                                 }
241                                                 if ($aSearchTerm['class'])
242                                                 {
243                                                         $aNewSearch['sClass'] = $aSearchTerm['class'];
244                                                         $aNewSearch['sType'] = $aSearchTerm['type'];
245                                                         $aNewSearches[] = $aNewSearch;
246                                                         $bSpecialTerms = true;
247                                                 }
248                                         }
249                                 }
250                                 $aSearches = $aNewSearches;
251                         }
252
253                         // Split query into phrases
254                         // Commas are used to reduce the search space by indicating where phrases split
255                         $aPhrases = explode(',',$sQuery);
256
257                         // Convert each phrase to standard form
258                         // Create a list of standard words
259                         // Get all 'sets' of words
260                         // Generate a complete list of all 
261                         $aTokens = array();
262                         foreach($aPhrases as $iPhrase => $sPhrase)
263                         {
264                                 $aPhrase = $oDB->getRow("select make_standard_name('".pg_escape_string($sPhrase)."') as string");
265                                 if (PEAR::isError($aPhrase))
266                                 {
267                                         var_dump($aPhrase);
268                                         exit;
269                                 }
270                                 if (trim($aPhrase['string']))
271                                 {
272                                         $aPhrases[$iPhrase] = $aPhrase;
273                                         $aPhrases[$iPhrase]['words'] = explode(' ',$aPhrases[$iPhrase]['string']);
274                                         $aPhrases[$iPhrase]['wordsets'] = getWordSets($aPhrases[$iPhrase]['words']);
275                                         $aTokens = array_merge($aTokens, getTokensFromSets($aPhrases[$iPhrase]['wordsets']));
276                                 }
277                                 else
278                                 {
279                                         unset($aPhrases[$iPhrase]);
280                                 }
281                         }                       
282
283                         // reindex phrases - we make assumptions later on
284                         $aPhrases = array_values($aPhrases);
285
286                         if (sizeof($aTokens))
287                         {
288
289                         // Check which tokens we have, get the ID numbers                       
290                         $sSQL = 'select word_id,word_token, word, class, type, location, country_code, operator';
291                         $sSQL .= ' from word where word_token in ('.join(',',array_map("getDBQuoted",$aTokens)).')';
292                         $sSQL .= ' and (class is null or class not in (\'highway\'))';
293 //                      $sSQL .= ' group by word_token, word, class, type, location, country_code';
294
295                         if (CONST_Debug) var_Dump($sSQL);
296
297                         $aValidTokens = array();
298                         if (sizeof($aTokens))
299                                 $aDatabaseWords = $oDB->getAll($sSQL);
300                         else
301                                 $aDatabaseWords = array();
302                         if (PEAR::IsError($aDatabaseWords))
303                         {
304                                 var_dump($sSQL, $aDatabaseWords);
305                                 exit;
306                         }
307                         $aPossibleMainWordIDs = array();
308                         foreach($aDatabaseWords as $aToken)
309                         {
310                                 if (isset($aValidTokens[$aToken['word_token']]))
311                                 {
312                                         $aValidTokens[$aToken['word_token']][] = $aToken;
313                                 }
314                                 else
315                                 {
316                                         $aValidTokens[$aToken['word_token']] = array($aToken);
317                                 }
318                                 if ($aToken['word_token'][0]==' ' && !$aToken['class'] && !$aToken['country_code']) $aPossibleMainWordIDs[$aToken['word_id']] = 1;
319                         }
320                         if (CONST_Debug) var_Dump($aPhrases, $aValidTokens);
321
322                         $aSuggestion = array();
323                         $bSuggestion = false;
324                         if (CONST_Suggestions_Enabled)
325                         {
326                                 foreach($aPhrases as $iPhrase => $aPhrase)
327                                 {
328                                         if (!isset($aValidTokens[' '.$aPhrase['wordsets'][0][0]]))
329                                         {
330                                                 $sQuotedPhrase = getDBQuoted(' '.$aPhrase['wordsets'][0][0]);
331                                                 $aSuggestionWords = getWordSuggestions($oDB, $aPhrase['wordsets'][0][0]);
332                                                 $aRow = $aSuggestionWords[0];
333                                                 if ($aRow && $aRow['word'])
334                                                 {
335                                                         $aSuggestion[] = $aRow['word'];
336                                                         $bSuggestion = true;
337                                                 }
338                                                 else
339                                                 {
340                                                         $aSuggestion[] = $aPhrase['string'];
341                                                 }
342                                         }
343                                         else
344                                         {
345                                                 $aSuggestion[] = $aPhrase['string'];
346                                         }
347                                 }
348                         }
349                         if ($bSuggestion) $sSuggestion = join(', ',$aSuggestion);
350 /*
351                         // Try and calculate GB postcodes we might be missing
352                         foreach($aTokens as $sToken)
353                         {
354                                 if (!isset($aValidTokens[$sToken]) && !isset($aValidTokens[' '.$sToken]) && preg_match('/^([A-Z][A-Z]?[0-9][0-9A-Z]? ?[0-9])([A-Z][A-Z])$/', strtoupper(trim($sToken)), $aData))
355                                 {
356                                         if (substr($aData[1],-2,1) != ' ')
357                                         {
358                                                 $aData[0] = substr($aData[0],0,strlen($aData[1]-1)).' '.substr($aData[0],strlen($aData[1]-1));
359                                                 $aData[1] = substr($aData[1],0,-1).' '.substr($aData[1],-1,1);
360                                         }
361                                         $aGBPostcodeLocation = gbPostcodeCalculate($aData[0], $aData[1], $aData[2], $oDB);
362                                         if ($aGBPostcodeLocation)
363                                         {
364                                                 $aValidTokens[$sToken] = $aGBPostcodeLocation;
365                                         }
366                                 }
367                         }
368 */
369                         // Any words that have failed completely?
370                         // TODO: suggestions
371
372                         // Start the search process
373                         $aResultPlaceIDs = array();
374
375                         /*
376                                 Calculate all searches using aValidTokens i.e.
377
378                                 'Wodsworth Road, Sheffield' =>
379                                         
380                                 Phrase Wordset
381                                 0      0       (wodsworth road)
382                                 0      1       (wodsworth)(road)
383                                 1      0       (sheffield)
384                                 
385                                 Score how good the search is so they can be ordered
386                         */
387
388                                 foreach($aPhrases as $iPhrase => $sPhrase)
389                                 {
390                                         $aNewPhraseSearches = array();
391
392                                         foreach($aPhrases[$iPhrase]['wordsets'] as $iWordset => $aWordset)
393                                         {
394                                                 $aWordsetSearches = $aSearches;
395
396                                                 // Add all words from this wordset
397                                                 foreach($aWordset as $sToken)
398                                                 {
399 //echo "<br><b>$sToken</b>";
400                                                         $aNewWordsetSearches = array();
401                                                         
402                                                         foreach($aWordsetSearches as $aCurrentSearch)
403                                                         {
404 //echo "<i>";
405 //var_dump($aCurrentSearch);
406 //echo "</i>";
407
408                                                                 // If the token is valid
409                                                                 if (isset($aValidTokens[' '.$sToken]))
410                                                                 {
411                                                                         foreach($aValidTokens[' '.$sToken] as $aSearchTerm)
412                                                                         {
413                                                                                 $aSearch = $aCurrentSearch;
414                                                                                 $aSearch['iSearchRank']++;
415                                                                                 if ($aSearchTerm['country_code'] !== null && $aSearchTerm['country_code'] != '0')
416                                                                                 {
417                                                                                         if ($aSearch['sCountryCode'] === false)
418                                                                                         {
419                                                                                                 $aSearch['sCountryCode'] = strtolower($aSearchTerm['country_code']);
420                                                                                                 // Country is almost always at the end of the string - increase score for finding it anywhere else (opimisation)
421                                                                                                 if ($iWordset+1 != sizeof($aPhrases[$iPhrase]['wordsets']) || $iPhrase+1 != sizeof($aPhrases)) $aSearch['iSearchRank'] += 5;
422                                                                                                 if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
423                                                                                         }
424                                                                                 }
425                                                                                 elseif ($aSearchTerm['lat'] !== '' && $aSearchTerm['lat'] !== null)
426                                                                                 {
427                                                                                         if ($aSearch['fLat'] === '')
428                                                                                         {
429                                                                                                 $aSearch['fLat'] = $aSearchTerm['lat'];
430                                                                                                 $aSearch['fLon'] = $aSearchTerm['lon'];
431                                                                                                 $aSearch['fRadius'] = $aSearchTerm['radius'];
432                                                                                                 if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
433                                                                                         }
434                                                                                 }
435                                                                                 elseif ($aSearchTerm['class'] == 'place' && $aSearchTerm['type'] == 'house')
436                                                                                 {
437                                                                                         if ($aSearch['sHouseNumber'] === '')
438                                                                                         {
439                                                                                                 $aSearch['sHouseNumber'] = $sToken;
440                                                                                                 if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
441 /*
442                                                                                                 // Fall back to not searching for this item (better than nothing)
443                                                                                                 $aSearch = $aCurrentSearch;
444                                                                                                 $aSearch['iSearchRank'] += 1;
445                                                                                                 if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
446 */
447                                                                                         }
448                                                                                 }
449                                                                                 elseif ($aSearchTerm['class'] !== '' && $aSearchTerm['class'] !== null)
450                                                                                 {
451                                                                                         if ($aSearch['sClass'] === '')
452                                                                                         {
453                                                                                                 $aSearch['sOperator'] = $aSearchTerm['operator'];
454                                                                                                 $aSearch['sClass'] = $aSearchTerm['class'];
455                                                                                                 $aSearch['sType'] = $aSearchTerm['type'];
456                                                                                                 if (sizeof($aSearch['aName'])) $aSearch['sOperator'] = 'name';
457                                                                                                 else $aSearch['sOperator'] = 'near'; // near = in for the moment
458
459                                                                                                 // Do we have a shortcut id?
460                                                                                                 if ($aSearch['sOperator'] == 'name')
461                                                                                                 {
462                                                                                                         $sSQL = "select get_tagpair('".$aSearch['sClass']."', '".$aSearch['sType']."')";
463                                                                                                         if ($iAmenityID = $oDB->getOne($sSQL))
464                                                                                                         {
465                                                                                                                 $aValidTokens[$aSearch['sClass'].':'.$aSearch['sType']] = array('word_id' => $iAmenityID);
466                                                                                                                 $aSearch['aName'][$iAmenityID] = $iAmenityID;
467                                                                                                                 $aSearch['sClass'] = '';
468                                                                                                                 $aSearch['sType'] = '';
469                                                                                                         }
470                                                                                                 }
471                                                                                                 if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
472                                                                                         }
473                                                                                 }
474                                                                                 else
475                                                                                 {
476                                                                                         if (sizeof($aSearch['aName']))
477                                                                                         {
478                                                                                                 if (!isset($aValidTokens[$sToken]) || strlen($sToken) < 4 || strpos($sToken, ' ') !== false)
479                                                                                                 {
480                                                                                                         $aSearch['aAddress'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
481                                                                                                 }
482                                                                                                 else
483                                                                                                 {
484                                                                                                         $aSearch['iSearchRank'] += 1000; // skip;
485                                                                                                 }
486                                                                                         }
487                                                                                         else
488                                                                                         {
489                                                                                                 $aSearch['aName'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
490 //                                                                                              $aSearch['iNamePhrase'] = $iPhrase;
491                                                                                         }
492                                                                                         if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
493                                                                                 }
494                                                                         }
495                                                                 }
496                                                                 if (isset($aValidTokens[$sToken]))
497                                                                 {
498                                                                         // Allow searching for a word - but at extra cost
499                                                                         foreach($aValidTokens[$sToken] as $aSearchTerm)
500                                                                         {
501 //var_Dump('<hr>',$aSearch['aName']);
502
503                                                                                 if (sizeof($aCurrentSearch['aName'])  && strlen($sToken) >= 4)
504                                                                                 {
505                                                                                 $aSearch = $aCurrentSearch;
506                                                                                         $aSearch['iSearchRank'] += 1;
507                                                                                         $aSearch['aAddress'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
508                                                                                 if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
509                                                                                 }
510
511                                                                                 if (!sizeof($aCurrentSearch['aName']) || $aCurrentSearch['iNamePhrase'] == $iPhrase)
512                                                                                 {
513                                                                                 $aSearch = $aCurrentSearch;
514                                                                                         $aSearch['iSearchRank'] += 2;
515                                                                                         if (preg_match('#^[0-9]+$#', $sToken)) $aSearch['iSearchRank'] += 2;
516                                                                                         $aSearch['aName'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
517                                                                                         $aSearch['iNamePhrase'] = $iPhrase;
518                                                                                 if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
519                                                                                 }
520                                                                         }
521                                                                 }
522                                                                 else
523                                                                 {
524                                                                         // Allow skipping a word - but at EXTREAM cost
525                                                                         //$aSearch = $aCurrentSearch;
526                                                                         //$aSearch['iSearchRank']+=100;
527                                                                         //$aNewWordsetSearches[] = $aSearch;
528                                                                 }
529                                                         }
530                                                         // Sort and cut
531                                                         usort($aNewWordsetSearches, 'bySearchRank');
532                                                         $aWordsetSearches = array_slice($aNewWordsetSearches, 0, 50);
533                                                 }                                               
534 //                                              var_Dump('<hr>',sizeof($aWordsetSearches)); exit;
535
536                                                 $aNewPhraseSearches = array_merge($aNewPhraseSearches, $aNewWordsetSearches);
537                                                 usort($aNewPhraseSearches, 'bySearchRank');
538
539           $aSearchHash = array();
540           foreach($aNewPhraseSearches as $iSearch => $aSearch)
541           {
542             $sHash = serialize($aSearch);
543             if (isset($aSearchHash[$sHash]))
544             {
545               unset($aNewPhraseSearches[$iSearch]);
546             }
547             else
548             {
549               $aSearchHash[$sHash] = 1;
550             }
551           }
552
553                                                 $aNewPhraseSearches = array_slice($aNewPhraseSearches, 0, 50);
554                                         }
555
556                                         // Re-group the searches by their score, junk anything over 20 as just not worth trying
557                                         $aGroupedSearches = array();
558                                         foreach($aNewPhraseSearches as $aSearch)
559                                         {
560                                                 if ($aSearch['iSearchRank'] < $iMaxRank)
561                                                 {
562                                                         if (!isset($aGroupedSearches[$aSearch['iSearchRank']])) $aGroupedSearches[$aSearch['iSearchRank']] = array();
563                                                         $aGroupedSearches[$aSearch['iSearchRank']][] = $aSearch;
564                                                 }
565                                         }
566                                         ksort($aGroupedSearches);
567
568                                         $iSearchCount = 0;
569                                         $aSearches = array();
570                                         foreach($aGroupedSearches as $iScore => $aNewSearches)
571                                         {
572                                                 $iSearchCount += sizeof($aNewSearches);
573                                                 $aSearches = array_merge($aSearches, $aNewSearches);
574                                                 if ($iSearchCount > 50) break;
575                                         }
576
577 //                                      if (CONST_Debug) _debugDumpGroupedSearches($aGroupedSearches, $aValidTokens);
578
579                                 }
580                         }
581                         else
582                         {
583                                         // Re-group the searches by their score, junk anything over 20 as just not worth trying
584                                         $aGroupedSearches = array();
585                                         foreach($aSearches as $aSearch)
586                                         {
587                                                 if ($aSearch['iSearchRank'] < $iMaxRank)
588                                                 {
589                                                         if (!isset($aGroupedSearches[$aSearch['iSearchRank']])) $aGroupedSearches[$aSearch['iSearchRank']] = array();
590                                                         $aGroupedSearches[$aSearch['iSearchRank']][] = $aSearch;
591                                                 }
592                                         }
593                                         ksort($aGroupedSearches);
594                         }
595                                 
596                                 if (CONST_Debug) var_Dump($aGroupedSearches);
597
598                                 if ($bReverseInPlan)
599                                 {
600                                         $aCopyGroupedSearches = $aGroupedSearches;
601                                         foreach($aCopyGroupedSearches as $iGroup => $aSearches)
602                                         {
603                                                 foreach($aSearches as $iSearch => $aSearch)
604                                                 {
605                                                         if (sizeof($aSearch['aAddress']))
606                                                         {
607                                                                 $iReverseItem = array_pop($aSearch['aAddress']);
608                                                                 if (isset($aPossibleMainWordIDs[$iReverseItem]))
609                                                                 {
610                                                                         $aSearch['aAddress'] = array_merge($aSearch['aAddress'], $aSearch['aName']);
611                                                                         $aSearch['aName'] = array($iReverseItem);
612                                                                         $aGroupedSearches[$iGroup][] = $aSearch;
613                                                                 }
614 //                                                              $aReverseSearch['aName'][$iReverseItem] = $iReverseItem;
615         //                                                      $aGroupedSearches[$iGroup][] = $aReverseSearch;
616                                                         }
617                                                 }
618                                         }
619                                 }
620
621                                 // Filter out duplicate searches
622                                 $aSearchHash = array();
623                                 foreach($aGroupedSearches as $iGroup => $aSearches)
624                                 {
625                                         foreach($aSearches as $iSearch => $aSearch)
626                                         {
627                                                 $sHash = serialize($aSearch);
628                                                 if (isset($aSearchHash[$sHash]))
629                                                 {
630                                                         unset($aGroupedSearches[$iGroup][$iSearch]);
631                                                         if (sizeof($aGroupedSearches[$iGroup]) == 0) unset($aGroupedSearches[$iGroup]);
632                                                 }
633                                                 else
634                                                 {
635                                                         $aSearchHash[$sHash] = 1;
636                                                 }
637                                         }
638                                 }
639
640                                 if (CONST_Debug) _debugDumpGroupedSearches($aGroupedSearches, $aValidTokens);
641
642                                 $iGroupLoop = 0;
643                                 $iQueryLoop = 0;
644                                 foreach($aGroupedSearches as $iGroupedRank => $aSearches)
645                                 {
646                                         $iGroupLoop++;
647                                         foreach($aSearches as $aSearch)
648                                         {
649                                                 $iQueryLoop++;
650
651                                                 // Must have a location term
652                                                 if (!sizeof($aSearch['aName']) && !sizeof($aSearch['aAddress']) && !$aSearch['fLon'])
653                                                 {
654                                                         if ($aSearch['sCountryCode'] && !$aSearch['sClass'])
655                                                         {
656                                                                 if (4 >= $iMinAddressRank && 4 <= $iMaxAddressRank)
657                                                                 {
658                                                                         $sSQL = "select place_id from placex where country_code='".$aSearch['sCountryCode']."' and rank_search = 4 order by st_area(geometry) desc limit 1";
659                                                                         $aPlaceIDs = $oDB->getCol($sSQL);
660                                                                 }
661                                                         }
662                                                         else
663                                                         {
664                                                                 if (!$bBoundingBoxSearch && !$aSearch['fLon']) continue;
665                                                                 if (!$aSearch['sClass']) continue;
666                                                                 if (CONST_Debug) var_dump('<hr>',$aSearch);
667                                                                 if (CONST_Debug) _debugDumpGroupedSearches(array($iGroupedRank => array($aSearch)), $aValidTokens);     
668
669                                                                 $sSQL = "select count(*) from pg_tables where tablename = 'place_classtype_".$aSearch['sClass']."_".$aSearch['sType']."'";
670                                                                 if ($oDB->getOne($sSQL))
671                                                                 {
672                                                                 $sSQL = "select place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType'];                                                               
673                                                                 if ($sCountryCodesSQL) $sSQL .= " join placex using (place_id)";
674                                                                 $sSQL .= " where st_contains($sViewboxSmallSQL, centroid)";
675                                                                 if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";                                                             
676                                                                 if ($sViewboxCentreSQL) $sSQL .= " order by st_distance($sViewboxCentreSQL, centroid) asc";
677                                                                 $sSQL .= " limit $iLimit";
678                                                                 if (CONST_Debug) var_dump($sSQL);
679                                                                 $aPlaceIDs = $oDB->getCol($sSQL);
680
681                                                                 if (!sizeof($aPlaceIDs))
682                                                                 {
683                                                                         $sSQL = "select place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType'];                                                               
684                                                                         if ($sCountryCodesSQL) $sSQL .= " join placex using (place_id)";
685                                                                         $sSQL .= " where st_contains($sViewboxLargeSQL, centroid)";
686                                                                         if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";                                                             
687                                                                         if ($sViewboxCentreSQL) $sSQL .= " order by st_distance($sViewboxCentreSQL, centroid) asc";
688                                                                         $sSQL .= " limit $iLimit";
689                                                                         if (CONST_Debug) var_dump($sSQL);
690                                                                         $aPlaceIDs = $oDB->getCol($sSQL);
691                                                                 }
692                                                         }
693                                                         else
694                                                         {
695                                                                 $sSQL = "select place_id from placex where class='".$aSearch['sClass']."' and type='".$aSearch['sType']."'";
696                                                                 $sSQL .= " and st_contains($sViewboxSmallSQL, centroid)";
697                                                                 if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";                                                             
698                                                                 if ($sViewboxCentreSQL) $sSQL .= " order by st_distance($sViewboxCentreSQL, centroid) asc";
699                                                                 $sSQL .= " limit $iLimit";
700                                                                 if (CONST_Debug) var_dump($sSQL);
701                                                                 $aPlaceIDs = $oDB->getCol($sSQL);
702                                                         }
703                                                         }
704                                                 }
705                                                 else
706                                                 {
707                                                         if (CONST_Debug) var_dump('<hr>',$aSearch);
708                                                         if (CONST_Debug) _debugDumpGroupedSearches(array($iGroupedRank => array($aSearch)), $aValidTokens);     
709                                                         $aPlaceIDs = array();
710                                                 
711                                                         // First we need a position, either aName or fLat or both
712                                                         $aTerms = array();
713                                                         $aOrder = array();
714                                                         if (sizeof($aSearch['aName'])) $aTerms[] = "name_vector @> ARRAY[".join($aSearch['aName'],",")."]";
715                                                         if (sizeof($aSearch['aAddress']) && $aSearch['aName'] != $aSearch['aAddress']) $aTerms[] = "nameaddress_vector @> ARRAY[".join($aSearch['aAddress'],",")."]";
716                                                         if ($aSearch['sCountryCode']) $aTerms[] = "country_code = '".pg_escape_string($aSearch['sCountryCode'])."'";
717                                                         if ($aSearch['sHouseNumber']) $aTerms[] = "address_rank in (26,27)";
718                                                         if ($aSearch['fLon'] && $aSearch['fLat'])
719                                                         {
720                                                                 $aTerms[] = "ST_DWithin(centroid, ST_SetSRID(ST_Point(".$aSearch['fLon'].",".$aSearch['fLat']."),4326), ".$aSearch['fRadius'].")";
721                                                                 $aOrder[] = "ST_Distance(centroid, ST_SetSRID(ST_Point(".$aSearch['fLon'].",".$aSearch['fLat']."),4326)) ASC";
722                                                         }
723                                                         if (sizeof($aExcludePlaceIDs))
724                                                         {
725                                                                 $aTerms[] = "place_id not in (".join(',',$aExcludePlaceIDs).")";
726                                                         }
727                                                         if ($sCountryCodesSQL)
728                                                         {
729                                                                 $aTerms[] = "country_code in ($sCountryCodesSQL)";
730                                                         }
731
732                                                         if ($bBoundingBoxSearch) $aTerms[] = "centroid && $sViewboxSmallSQL";
733                                                         if ($sNearPointSQL) $aOrder[] = "ST_Distance($sNearPointSQL, centroid) asc";
734
735                                                         $sImportanceSQL = 'case when importance = 0 OR importance IS NULL then 0.92-(search_rank::float/33) else importance end';
736
737                                                         if ($sViewboxSmallSQL) $sImportanceSQL .= " * case when ST_Contains($sViewboxSmallSQL, centroid) THEN 1 ELSE 0.5 END";
738                                                         if ($sViewboxLargeSQL) $sImportanceSQL .= " * case when ST_Contains($sViewboxLargeSQL, centroid) THEN 1 ELSE 0.5 END";
739                                                         $aOrder[] = "$sImportanceSQL DESC";
740                                                 
741                                                         if (sizeof($aTerms))
742                                                         {
743                                                                 $sSQL = "select place_id";
744                                                                 $sSQL .= " from search_name";
745                                                                 $sSQL .= " where ".join(' and ',$aTerms);
746                                                                 $sSQL .= " order by ".join(', ',$aOrder);
747                                                                 if ($aSearch['sHouseNumber'])
748                                                                         $sSQL .= " limit 50";
749                                                                 elseif (!sizeof($aSearch['aName']) && !sizeof($aSearch['aAddress']) && $aSearch['sClass'])
750                                                                         $sSQL .= " limit 1";
751                                                                 else
752                                                                         $sSQL .= " limit ".$iLimit;
753
754                                                                 if (CONST_Debug) var_dump($sSQL);
755                                                                 $aViewBoxPlaceIDs = $oDB->getAll($sSQL);
756                                                                 if (PEAR::IsError($aViewBoxPlaceIDs))
757                                                                 {
758                                                                         var_dump($sSQL, $aViewBoxPlaceIDs);                                     
759                                                                         exit;
760                                                                 }
761 //var_dump($aViewBoxPlaceIDs);
762                                                                 // Did we have an viewbox matches?
763                                                                 $aPlaceIDs = array();
764                                                                 $bViewBoxMatch = false;
765                                                                 foreach($aViewBoxPlaceIDs as $aViewBoxRow)
766                                                                 {
767 //                                                                      if ($bViewBoxMatch == 1 && $aViewBoxRow['in_small'] == 'f') break;
768 //                                                                      if ($bViewBoxMatch == 2 && $aViewBoxRow['in_large'] == 'f') break;
769 //                                                                      if ($aViewBoxRow['in_small'] == 't') $bViewBoxMatch = 1;
770 //                                                                      else if ($aViewBoxRow['in_large'] == 't') $bViewBoxMatch = 2;
771                                                                         $aPlaceIDs[] = $aViewBoxRow['place_id'];
772                                                                 }
773                                                         }
774 //var_Dump($aPlaceIDs);
775 //exit;
776
777                                                         if ($aSearch['sHouseNumber'] && sizeof($aPlaceIDs))
778                                                         {
779                                                                 $aRoadPlaceIDs = $aPlaceIDs;
780                                                                 $sPlaceIDs = join(',',$aPlaceIDs);
781         
782                                                                 // Now they are indexed look for a house attached to a street we found
783                                                                 $sHouseNumberRegex = '\\\\m'.str_replace(' ','[-, ]',$aSearch['sHouseNumber']).'\\\\M';                                         
784                                                                 $sSQL = "select place_id from placex where parent_place_id in (".$sPlaceIDs.") and housenumber ~* E'".$sHouseNumberRegex."'";
785                                                                 if (sizeof($aExcludePlaceIDs))
786                                                                 {
787                                                                         $sSQL .= " and place_id not in (".join(',',$aExcludePlaceIDs).")";
788                                                                 }
789                                                                 $sSQL .= " limit $iLimit";
790                                                                 if (CONST_Debug) var_dump($sSQL);
791                                                                 $aPlaceIDs = $oDB->getCol($sSQL);
792
793                                                                 // If not try the aux fallback table
794                                                                 if (!sizeof($aPlaceIDs))
795                                                                 {
796                                                                         $sSQL = "select place_id from location_property_aux where parent_place_id in (".$sPlaceIDs.") and housenumber = '".pg_escape_string($aSearch['sHouseNumber'])."'";
797                                                                         if (sizeof($aExcludePlaceIDs))
798                                                                         {
799                                                                                 $sSQL .= " and place_id not in (".join(',',$aExcludePlaceIDs).")";
800                                                                         }
801 //                                                                      $sSQL .= " limit $iLimit";
802                                                                         if (CONST_Debug) var_dump($sSQL);
803                                                                         $aPlaceIDs = $oDB->getCol($sSQL);
804                                                                 }
805
806                                                                 if (!sizeof($aPlaceIDs))
807                                                                 {
808                                                                         $sSQL = "select place_id from location_property_tiger where parent_place_id in (".$sPlaceIDs.") and housenumber = '".pg_escape_string($aSearch['sHouseNumber'])."'";
809                                                                         if (sizeof($aExcludePlaceIDs))
810                                                                         {
811                                                                                 $sSQL .= " and place_id not in (".join(',',$aExcludePlaceIDs).")";
812                                                                         }
813 //                                                                      $sSQL .= " limit $iLimit";
814                                                                         if (CONST_Debug) var_dump($sSQL);
815                                                                         $aPlaceIDs = $oDB->getCol($sSQL);
816                                                                 }
817
818                                                                 // Fallback to the road
819                                                                 if (!sizeof($aPlaceIDs))
820                                                                 {
821                                                                         $aPlaceIDs = $aRoadPlaceIDs;
822                                                                 }
823                                                                 
824                                                         }
825                                                 
826                                                         if ($aSearch['sClass'] && sizeof($aPlaceIDs))
827                                                         {
828                                                                 $sPlaceIDs = join(',',$aPlaceIDs);
829
830                                                                 if (!$aSearch['sOperator'] || $aSearch['sOperator'] == 'name')
831                                                                 {
832                                                                         // If they were searching for a named class (i.e. 'Kings Head pub') then we might have an extra match
833                                                                         $sSQL = "select place_id from placex where place_id in ($sPlaceIDs) and class='".$aSearch['sClass']."' and type='".$aSearch['sType']."'";
834                                                                         if ($sCountryCodesSQL) $sSQL .= " and country_code in ($sCountryCodesSQL)";                                                             
835                                                                         $sSQL .= " order by rank_search asc limit $iLimit";
836                                                                         if (CONST_Debug) var_dump($sSQL);
837                                                                         $aPlaceIDs = $oDB->getCol($sSQL);
838                                                                 }
839                                                                 
840                                                                 if (!$aSearch['sOperator'] || $aSearch['sOperator'] == 'near') // & in
841                                                                 {
842                                                                         $sSQL = "select rank_search from placex where place_id in ($sPlaceIDs) order by rank_search asc limit 1";
843
844                                                                         if (CONST_Debug) var_dump($sSQL);
845                                                                         $iMaxRank = ((int)$oDB->getOne($sSQL)) + 5;
846
847                                                                         $sSQL = "select place_id from placex where place_id in ($sPlaceIDs) and rank_search < $iMaxRank";
848                                                                         if (CONST_Debug) var_dump($sSQL);
849                                                                         $aPlaceIDs = $oDB->getCol($sSQL);
850                                                                         $sPlaceIDs = join(',',$aPlaceIDs);
851
852                                                                         if ($sPlaceIDs)
853                                                                         {
854
855                                                                         $fRange = 0.01;
856                                                                         $sSQL = "select count(*) from pg_tables where tablename = 'place_classtype_".$aSearch['sClass']."_".$aSearch['sType']."'";
857                                                                         if ($oDB->getOne($sSQL))
858                                                                         {
859                                                                                 // More efficient - can make the range bigger
860                                                                         $fRange = 0.05;
861                                                                                 $sSQL = "select l.place_id from place_classtype_".$aSearch['sClass']."_".$aSearch['sType']." as l";
862                                                                                 if ($sCountryCodesSQL) $sSQL .= " join placex as lp using (place_id)";
863                                                                                 $sSQL .= ",placex as f where ";
864                                                                                 $sSQL .= "f.place_id in ($sPlaceIDs) and ST_DWithin(l.centroid, st_centroid(f.geometry), $fRange) ";
865                                                                                 if (sizeof($aExcludePlaceIDs))
866                                                                                 {
867                                                                                         $sSQL .= " and l.place_id not in (".join(',',$aExcludePlaceIDs).")";
868                                                                                 }
869                                                                                 if ($sCountryCodesSQL) $sSQL .= " and lp.country_code in ($sCountryCodesSQL)";
870                                                                                 if ($sNearPointSQL) $sSQL .= " order by ST_Distance($sNearPointSQL, l.centroid) ASC";
871                                                                                 else $sSQL .= " order by ST_Distance(l.centroid, f.geometry) asc";
872                                                                                 $sSQL .= " limit $iLimit";
873                                                                                 if (CONST_Debug) var_dump($sSQL);
874                                                                                 $aPlaceIDs = $oDB->getCol($sSQL);
875                                                                         }
876                                                                         else
877                                                                         {
878                                                                                 if (isset($aSearch['fRadius']) && $aSearch['fRadius']) $fRange = $aSearch['fRadius'];
879                                                                                 $sSQL = "select l.place_id from placex as l,placex as f where ";
880                                                                                 $sSQL .= "f.place_id in ( $sPlaceIDs) and ST_DWithin(l.geometry, st_centroid(f.geometry), $fRange) ";
881                                                                                 $sSQL .= "and l.class='".$aSearch['sClass']."' and l.type='".$aSearch['sType']."' ";
882                                                                                 if (sizeof($aExcludePlaceIDs))
883                                                                                 {
884                                                                                         $sSQL .= " and l.place_id not in (".join(',',$aExcludePlaceIDs).")";
885                                                                                 }
886                                                                                 if ($sCountryCodesSQL) $sSQL .= " and l.country_code in ($sCountryCodesSQL)";                                                           
887                                                                                 if ($sNearPointSQL) $sSQL .= " order by ST_Distance($sNearPointSQL, l.geometry) ASC";
888                                                                                 else $sSQL .= " order by ST_Distance(l.geometry, f.geometry) asc, l.rank_search ASC";
889                                                                                 $sSQL .= " limit $iLimit";
890                                                                                 if (CONST_Debug) var_dump($sSQL);
891                                                                                 $aPlaceIDs = $oDB->getCol($sSQL);
892                                                                         }
893                                                                         }
894                                                                 }
895                                                         }
896                                                 
897                                                 }
898
899                                                 if (PEAR::IsError($aPlaceIDs))
900                                                 {
901                                                         var_dump($sSQL, $aPlaceIDs);                                    
902                                                         exit;
903                                                 }
904
905                                                 if (CONST_Debug) var_Dump($aPlaceIDs);
906
907                                                 foreach($aPlaceIDs as $iPlaceID)
908                                                 {
909                                                         $aResultPlaceIDs[$iPlaceID] = $iPlaceID;
910                                                 }
911                                                 if ($iQueryLoop > 20) break;
912                                         }
913                                         //exit;
914                                         if (sizeof($aResultPlaceIDs)) break;
915                                         if ($iGroupLoop > 4) break;
916                                         if ($iQueryLoop > 30) break;
917                                 }
918 //exit;
919                                 // Did we find anything?        
920                                 if (sizeof($aResultPlaceIDs))
921                                 {
922 //var_Dump($aResultPlaceIDs);exit;
923                                         // Get the details for display (is this a redundant extra step?)
924                                         $sPlaceIDs = join(',',$aResultPlaceIDs);
925                                         $sOrderSQL = 'CASE ';
926                                         foreach(array_keys($aResultPlaceIDs) as $iOrder => $iPlaceID)
927                                         {
928                                                 $sOrderSQL .= 'when min(place_id) = '.$iPlaceID.' then '.$iOrder.' ';
929                                         }
930                                         $sOrderSQL .= ' ELSE 10000000 END';
931                                         $sSQL = "select osm_type,osm_id,class,type,admin_level,rank_search,rank_address,min(place_id) as place_id,country_code,";
932                                         $sSQL .= "get_address_by_language(place_id, $sLanguagePrefArraySQL) as langaddress,";
933                                         $sSQL .= "get_name_by_language(name, $sLanguagePrefArraySQL) as placename,";
934                                         $sSQL .= "get_name_by_language(name, ARRAY['ref']) as ref,";
935                                         $sSQL .= "avg(ST_X(ST_Centroid(geometry))) as lon,avg(ST_Y(ST_Centroid(geometry))) as lat, ";
936 //                                      $sSQL .= $sOrderSQL." as porder, ";
937                                         $sSQL .= "coalesce(importance,0.9-(rank_search::float/30)) as importance ";
938                                         $sSQL .= "from placex where place_id in ($sPlaceIDs) ";
939                                         $sSQL .= "and placex.rank_address between $iMinAddressRank and $iMaxAddressRank ";
940                                         $sSQL .= "group by osm_type,osm_id,class,type,admin_level,rank_search,rank_address,country_code,importance";
941                                         if (!$bDeDupe) $sSQL .= ",place_id";
942                                         $sSQL .= ",get_address_by_language(place_id, $sLanguagePrefArraySQL) ";
943                                         $sSQL .= ",get_name_by_language(name, $sLanguagePrefArraySQL) ";
944                                         $sSQL .= ",get_name_by_language(name, ARRAY['ref']) ";
945                                         $sSQL .= " union ";
946                                         $sSQL .= "select 'T' as osm_type,place_id as osm_id,'place' as class,'house' as type,null as admin_level,30 as rank_search,30 as rank_address,min(place_id) as place_id,'us' as country_code,";
947                                         $sSQL .= "get_address_by_language(place_id, $sLanguagePrefArraySQL) as langaddress,";
948                                         $sSQL .= "null as placename,";
949                                         $sSQL .= "null as ref,";
950                                         $sSQL .= "avg(ST_X(centroid)) as lon,avg(ST_Y(centroid)) as lat, ";
951 //                                      $sSQL .= $sOrderSQL." as porder, ";
952                                         $sSQL .= "-0.15 as importance ";
953                                         $sSQL .= "from location_property_tiger where place_id in ($sPlaceIDs) ";
954                                         $sSQL .= "and 30 between $iMinAddressRank and $iMaxAddressRank ";
955                                         $sSQL .= "group by place_id";
956                                         if (!$bDeDupe) $sSQL .= ",place_id";
957                                         $sSQL .= " union ";
958                                         $sSQL .= "select 'L' as osm_type,place_id as osm_id,'place' as class,'house' as type,null as admin_level,30 as rank_search,30 as rank_address,min(place_id) as place_id,'us' as country_code,";
959                                         $sSQL .= "get_address_by_language(place_id, $sLanguagePrefArraySQL) as langaddress,";
960                                         $sSQL .= "null as placename,";
961                                         $sSQL .= "null as ref,";
962                                         $sSQL .= "avg(ST_X(centroid)) as lon,avg(ST_Y(centroid)) as lat, ";
963 //                                      $sSQL .= $sOrderSQL." as porder, ";
964                                         $sSQL .= "-0.10 as importance ";
965                                         $sSQL .= "from location_property_aux where place_id in ($sPlaceIDs) ";
966                                         $sSQL .= "and 30 between $iMinAddressRank and $iMaxAddressRank ";
967                                         $sSQL .= "group by place_id";
968                                         if (!$bDeDupe) $sSQL .= ",place_id";
969                                         $sSQL .= ",get_address_by_language(place_id, $sLanguagePrefArraySQL) ";
970                                         $sSQL .= "order by importance desc";
971 //                                      $sSQL .= "order by rank_search,rank_address,porder asc";
972                                         if (CONST_Debug) var_dump('<hr>',$sSQL);
973                                         $aSearchResults = $oDB->getAll($sSQL);
974 //var_dump($sSQL,$aSearchResults);exit;
975
976                                         if (PEAR::IsError($aSearchResults))
977                                         {
978                                                 var_dump($sSQL, $aSearchResults);                                       
979                                                 exit;
980                                         }
981                                 }
982                         }
983                 }
984         
985         $sSearchResult = '';
986         if (!sizeof($aSearchResults) && isset($_GET['q']) && $_GET['q'])
987         {
988                 $sSearchResult = 'No Results Found';
989         }
990 //var_Dump($aSearchResults);
991 //exit;
992         $aClassType = getClassTypesWithImportance();
993         foreach($aSearchResults as $iResNum => $aResult)
994         {
995                 if (CONST_Search_AreaPolygons || true)
996                 {
997                         // Get the bounding box and outline polygon
998                         $sSQL = "select place_id,numfeatures,area,outline,";
999                         $sSQL .= "ST_Y(ST_PointN(ExteriorRing(ST_Box2D(outline)),4)) as minlat,ST_Y(ST_PointN(ExteriorRing(ST_Box2D(outline)),2)) as maxlat,";
1000                         $sSQL .= "ST_X(ST_PointN(ExteriorRing(ST_Box2D(outline)),1)) as minlon,ST_X(ST_PointN(ExteriorRing(ST_Box2D(outline)),3)) as maxlon,";
1001                         $sSQL .= "ST_AsText(outline) as outlinestring from get_place_boundingbox_quick(".$aResult['place_id'].")";
1002
1003                         $sSQL = "select place_id,0 as numfeatures,st_area(geometry) as area,";
1004                         $sSQL .= "ST_Y(ST_PointN(ExteriorRing(ST_Box2D(geometry)),4)) as minlat,ST_Y(ST_PointN(ExteriorRing(ST_Box2D(geometry)),2)) as maxlat,";
1005                         $sSQL .= "ST_X(ST_PointN(ExteriorRing(ST_Box2D(geometry)),1)) as minlon,ST_X(ST_PointN(ExteriorRing(ST_Box2D(geometry)),3)) as maxlon,";
1006                         $sSQL .= "ST_AsText(geometry) as outlinestring from placex where place_id = ".$aResult['place_id'].' and st_geometrytype(ST_Box2D(geometry)) = \'ST_Polygon\'';
1007                         $aPointPolygon = $oDB->getRow($sSQL);
1008                         if (PEAR::IsError($aPointPolygon))
1009                         {
1010                                 var_dump($sSQL, $aPointPolygon);
1011                                 exit;
1012                         }
1013                         if ($aPointPolygon['place_id'])
1014                         {
1015                                 // Translate geometary string to point array
1016                                 if (preg_match('#POLYGON\\(\\(([- 0-9.,]+)#',$aPointPolygon['outlinestring'],$aMatch))
1017                                 {
1018                                         preg_match_all('/(-?[0-9.]+) (-?[0-9.]+)/',$aMatch[1],$aPolyPoints,PREG_SET_ORDER);
1019                                 }
1020                                 elseif (preg_match('#POINT\\((-?[0-9.]+) (-?[0-9.]+)\\)#',$aPointPolygon['outlinestring'],$aMatch))
1021                                 {
1022                                         $fRadius = 0.01;
1023                                         $iSteps = ($fRadius * 40000)^2;
1024                                         $fStepSize = (2*pi())/$iSteps;
1025                                         $aPolyPoints = array();
1026                                         for($f = 0; $f < 2*pi(); $f += $fStepSize)
1027                                         {
1028                                                 $aPolyPoints[] = array('',$aMatch[1]+($fRadius*sin($f)),$aMatch[2]+($fRadius*cos($f)));
1029                                         }
1030                                         $aPointPolygon['minlat'] = $aPointPolygon['minlat'] - $fRadius;
1031                                         $aPointPolygon['maxlat'] = $aPointPolygon['maxlat'] + $fRadius;
1032                                         $aPointPolygon['minlon'] = $aPointPolygon['minlon'] - $fRadius;
1033                                         $aPointPolygon['maxlon'] = $aPointPolygon['maxlon'] + $fRadius;
1034                                 }
1035
1036                                 // Output data suitable for display (points and a bounding box)
1037                                 if ($bShowPolygons)
1038                                 {
1039                                         $aResult['aPolyPoints'] = array();
1040                                         foreach($aPolyPoints as $aPoint)
1041                                         {
1042                                                 $aResult['aPolyPoints'][] = array($aPoint[1], $aPoint[2]);
1043                                         }
1044                                 }
1045                                 $aResult['aBoundingBox'] = array($aPointPolygon['minlat'],$aPointPolygon['maxlat'],$aPointPolygon['minlon'],$aPointPolygon['maxlon']);
1046                         }
1047                 }
1048
1049                 if (!isset($aResult['aBoundingBox']))
1050                 {
1051                         // Default
1052                         $fDiameter = 0.0001;
1053
1054                         if (isset($aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['defdiameter']) 
1055                                         && $aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['defdiameter'])
1056                         {
1057                                 $fDiameter = $aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['defzoom'];
1058                         }
1059                         elseif (isset($aClassType[$aResult['class'].':'.$aResult['type']]['defdiameter']) 
1060                                         && $aClassType[$aResult['class'].':'.$aResult['type']]['defdiameter'])
1061                         {
1062                                 $fDiameter = $aClassType[$aResult['class'].':'.$aResult['type']]['defdiameter'];
1063                         }
1064                         $fRadius = $fDiameter / 2;
1065
1066                         $iSteps = max(8,min(100,$fRadius * 3.14 * 100000));
1067                         $fStepSize = (2*pi())/$iSteps;
1068                         $aPolyPoints = array();
1069                         for($f = 0; $f < 2*pi(); $f += $fStepSize)
1070                         {
1071                                 $aPolyPoints[] = array('',$aResult['lon']+($fRadius*sin($f)),$aResult['lat']+($fRadius*cos($f)));
1072                         }
1073                         $aPointPolygon['minlat'] = $aResult['lat'] - $fRadius;
1074                         $aPointPolygon['maxlat'] = $aResult['lat'] + $fRadius;
1075                         $aPointPolygon['minlon'] = $aResult['lon'] - $fRadius;
1076                         $aPointPolygon['maxlon'] = $aResult['lon'] + $fRadius;
1077
1078                         // Output data suitable for display (points and a bounding box)
1079                         if ($bShowPolygons)
1080                         {
1081                                 $aResult['aPolyPoints'] = array();
1082                                 foreach($aPolyPoints as $aPoint)
1083                                 {
1084                                         $aResult['aPolyPoints'][] = array($aPoint[1], $aPoint[2]);
1085                                 }
1086                         }
1087                         $aResult['aBoundingBox'] = array($aPointPolygon['minlat'],$aPointPolygon['maxlat'],$aPointPolygon['minlon'],$aPointPolygon['maxlon']);
1088                 }
1089
1090                 // Is there an icon set for this type of result?
1091                 if (isset($aClassType[$aResult['class'].':'.$aResult['type']]['icon']) 
1092                         && $aClassType[$aResult['class'].':'.$aResult['type']]['icon'])
1093                 {
1094                         $aResult['icon'] = CONST_Website_BaseURL.'images/mapicons/'.$aClassType[$aResult['class'].':'.$aResult['type']]['icon'].'.p.20.png';
1095                 }
1096
1097                 if ($bShowAddressDetails)
1098                 {
1099                         $aResult['address'] = getAddressDetails($oDB, $sLanguagePrefArraySQL, $aResult['place_id'], $aResult['country_code']);
1100 //var_dump($aResult['address']);
1101 //exit;
1102                 }
1103
1104 //if (CONST_Debug) var_dump($aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']);
1105 /*
1106                 if (isset($aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['importance']) 
1107                         && $aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['importance'])
1108                 {
1109                         $aResult['importance'] = $aClassType[$aResult['class'].':'.$aResult['type'].':'.$aResult['admin_level']]['importance'];
1110                 }
1111                 elseif (isset($aClassType[$aResult['class'].':'.$aResult['type']]['importance']) 
1112                         && $aClassType[$aResult['class'].':'.$aResult['type']]['importance'])
1113                 {
1114                         $aResult['importance'] = $aClassType[$aResult['class'].':'.$aResult['type']]['importance'];
1115                 }
1116                 else
1117                 {
1118                         $aResult['importance'] = 1000000000000000;
1119                 }
1120 */
1121                 $aResult['name'] = $aResult['langaddress'];
1122                 $aResult['foundorder'] = $iResNum;
1123                 $aSearchResults[$iResNum] = $aResult;
1124         }
1125         
1126         uasort($aSearchResults, 'byImportance');
1127
1128 //var_dump($aSearchResults);exit;
1129         
1130         $aOSMIDDone = array();
1131         $aClassTypeNameDone = array();
1132         $aToFilter = $aSearchResults;
1133         $aSearchResults = array();
1134
1135         $bFirst = true;
1136         foreach($aToFilter as $iResNum => $aResult)
1137         {
1138                 if ($aResult['type'] == 'adminitrative') $aResult['type'] = 'administrative';
1139                 $aExcludePlaceIDs[$aResult['place_id']] = $aResult['place_id'];
1140                 if ($bFirst)
1141                 {
1142                         $fLat = $aResult['lat'];
1143                         $fLon = $aResult['lon'];
1144                         if (isset($aResult['zoom'])) $iZoom = $aResult['zoom'];
1145                         $bFirst = false;
1146                 }
1147                 if (!$bDeDupe || (!isset($aOSMIDDone[$aResult['osm_type'].$aResult['osm_id']])
1148                         && !isset($aClassTypeNameDone[$aResult['osm_type'].$aResult['osm_class'].$aResult['name']])))
1149                 {
1150                         $aOSMIDDone[$aResult['osm_type'].$aResult['osm_id']] = true;
1151                         $aClassTypeNameDone[$aResult['osm_type'].$aResult['osm_class'].$aResult['name']] = true;
1152                         $aSearchResults[] = $aResult;
1153                 }
1154         }
1155
1156         $sDataDate = $oDB->getOne("select TO_CHAR(lastimportdate - '1 day'::interval,'YYYY/MM/DD') from import_status limit 1");
1157
1158         if (isset($_GET['nearlat']) && isset($_GET['nearlon']))
1159         {
1160                 $sQuery .= ' ['.$_GET['nearlat'].','.$_GET['nearlon'].']';
1161         }
1162
1163         if ($sQuery)
1164         {
1165                 logEnd($oDB, $hLog, sizeof($aToFilter));
1166         }
1167         $sMoreURL = CONST_Website_BaseURL.'search?format='.urlencode($sOutputFormat).'&exclude_place_ids='.join(',',$aExcludePlaceIDs);
1168         $sMoreURL .= '&accept-language='.$_SERVER["HTTP_ACCEPT_LANGUAGE"];
1169         if ($bShowPolygons) $sMoreURL .= '&polygon=1';
1170         if ($bShowAddressDetails) $sMoreURL .= '&addressdetails=1';
1171         if (isset($_GET['viewbox']) && $_GET['viewbox']) $sMoreURL .= '&viewbox='.urlencode($_GET['viewbox']);
1172         if (isset($_GET['nearlat']) && isset($_GET['nearlon'])) $sMoreURL .= '&nearlat='.(float)$_GET['nearlat'].'&nearlon='.(float)$_GET['nearlon'];
1173         if ($sSuggestion)
1174         {
1175                 $sSuggestionURL = $sMoreURL.'&q='.urlencode($sSuggestion);
1176         }
1177         $sMoreURL .= '&q='.urlencode($sQuery);
1178
1179         if (CONST_Debug) exit;
1180
1181         include(CONST_BasePath.'/lib/template/search-'.$sOutputFormat.'.php');