]> git.openstreetmap.org Git - nominatim.git/blobdiff - website/search.php
now data isn't so lagy show the 'real' import date
[nominatim.git] / website / search.php
index a1860f25ed7f59372dcdc06687328a4369748c1e..00ac3b9554f584b3cf2b7ad129418a27aca76a47 100755 (executable)
                        // Start with a blank search
                        $aSearches = array(
                                array('iSearchRank' => 0, 'iNamePhrase' => -1, 'sCountryCode' => false, 'aName'=>array(), 'aAddress'=>array(), 
+                                       'aNameNonSearch'=>array(), 'aAddressNonSearch'=>array(),
                                        'sOperator'=>'', 'aFeatureName' => array(), 'sClass'=>'', 'sType'=>'', 'sHouseNumber'=>'', 'fLat'=>'', 'fLon'=>'', 'fRadius'=>'')
                        );
 
                        // Check which tokens we have, get the ID numbers                       
                        $sSQL = 'select word_id,word_token, word, class, type, location, country_code, operator, search_name_count';
                        $sSQL .= ' from word where word_token in ('.join(',',array_map("getDBQuoted",$aTokens)).')';
-                       $sSQL .= ' and search_name_count < '.CONST_Max_Word_Frequency;
+//                     $sSQL .= ' and search_name_count < '.CONST_Max_Word_Frequency;
 //                     $sSQL .= ' group by word_token, word, class, type, location, country_code';
 
                        if (CONST_Debug) var_Dump($sSQL);
                                failInternalError("Could not get word tokens.", $sSQL, $aDatabaseWords);
                        }
                        $aPossibleMainWordIDs = array();
+                       $aWordFrequencyScores = array();
                        foreach($aDatabaseWords as $aToken)
                        {
+                               // Very special case - require 2 letter country param to match the country code found
+                               if ($bStructuredPhrases && $aToken['country_code'] && !empty($aStructuredQuery['country']) 
+                                  && strlen($aStructuredQuery['country']) == 2 && strtolower($aStructuredQuery['country']) != $aToken['country_code'])
+                               {
+                                       continue;
+                               }
+
                                if (isset($aValidTokens[$aToken['word_token']]))
                                {
                                        $aValidTokens[$aToken['word_token']][] = $aToken;
                                {
                                        $aValidTokens[$aToken['word_token']] = array($aToken);
                                }
-                               if ($aToken['word_token'][0]==' ' && !$aToken['class'] && !$aToken['country_code']) $aPossibleMainWordIDs[$aToken['word_id']] = 1 + $aToken['search_name_count'];
+                               if ($aToken['word_token'][0]==' ' && !$aToken['class'] && !$aToken['country_code']) $aPossibleMainWordIDs[$aToken['word_id']] = 1;
+                               $aWordFrequencyScores[$aToken['word_id']] = $aToken['search_name_count'] + 1;
                        }
                        if (CONST_Debug) var_Dump($aPhrases, $aValidTokens);
 
                                                                                {
                                                                                        if (sizeof($aSearch['aName']))
                                                                                        {
-                                                                                               if (($sPhraseType != 'street' && $sPhraseType != 'country') && (!isset($aValidTokens[$sToken]) || strlen($sToken) < 4 || strpos($sToken, ' ') !== false))
+                                                                                               if ((!$bStructuredPhrases || $iPhrase > 0) && $sPhraseType != 'country' && (!isset($aValidTokens[$sToken]) || strlen($sToken) < 4 || strpos($sToken, ' ') !== false))
                                                                                                {
                                                                                                        $aSearch['aAddress'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
                                                                                                }
                                                                        {
                                                                                if (isset($aSearchTerm['word_id']) && $aSearchTerm['word_id'])
                                                                                {
-                                                                                       if (($sPhraseType != 'street') && sizeof($aCurrentSearch['aName']) && strlen($sToken) >= 4)
+                                                                                       if ((!$bStructuredPhrases || $iPhrase > 0) && sizeof($aCurrentSearch['aName']) && strlen($sToken) >= 4)
                                                                                        {
                                                                                                $aSearch = $aCurrentSearch;
                                                                                                $aSearch['iSearchRank'] += 1;
-                                                                                               $aSearch['aAddress'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
-                                                                                               if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
+                                                                                               if ($aWordFrequencyScores[$aSearchTerm['word_id']] < CONST_Max_Word_Frequency)
+                                                                                               {
+                                                                                                       $aSearch['aAddress'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
+                                                                                                       if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
+                                                                                               }
+                                                                                               elseif (isset($aValidTokens[' '.$sToken])) // revert to the token version?
+                                                                                               {
+                                                                                                       foreach($aValidTokens[' '.$sToken] as $aSearchTermToken)
+                                                                                                       {
+                                                                                                               if (empty($aSearchTermToken['country_code']) 
+                                                                                                                       && empty($aSearchTermToken['lat'])
+                                                                                                                       && empty($aSearchTermToken['class']))
+                                                                                                               {
+                                                                                                                       $aSearch = $aCurrentSearch;
+                                                                                                                       $aSearch['iSearchRank'] += 1;
+                                                                                                                       $aSearch['aAddress'][$aSearchTermToken['word_id']] = $aSearchTermToken['word_id'];
+                                                                                                                       if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
+                                                                                                               }
+                                                                                                       }
+                                                                                               }
+                                                                                               else
+                                                                                               {
+                                                                                                       $aSearch['aAddressNonSearch'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
+                                                                                                       if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
+                                                                                               }
                                                                                        }
 
                                                                                        if (!sizeof($aCurrentSearch['aName']) || $aCurrentSearch['iNamePhrase'] == $iPhrase)
                                                                                                $aSearch = $aCurrentSearch;
                                                                                                $aSearch['iSearchRank'] += 2;
                                                                                                if (preg_match('#^[0-9]+$#', $sToken)) $aSearch['iSearchRank'] += 2;
-                                                                                               $aSearch['aName'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
+                                                                                               if ($aWordFrequencyScores[$aSearchTerm['word_id']] < CONST_Max_Word_Frequency)
+                                                                                                       $aSearch['aName'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
+                                                                                               else
+                                                                                                       $aSearch['aNameNonSearch'][$aSearchTerm['word_id']] = $aSearchTerm['word_id'];
                                                                                                $aSearch['iNamePhrase'] = $iPhrase;
                                                                                                if ($aSearch['iSearchRank'] < $iMaxRank) $aNewWordsetSearches[] = $aSearch;
                                                                                        }
                                                        // TODO: filter out the pointless search terms (2 letter name tokens and less)
                                                        // they might be right - but they are just too darned expensive to run
                                                        if (sizeof($aSearch['aName'])) $aTerms[] = "name_vector @> ARRAY[".join($aSearch['aName'],",")."]";
+                                                       if (sizeof($aSearch['aNameNonSearch'])) $aTerms[] = "array_cat(name_vector,ARRAY[]::integer[]) @> ARRAY[".join($aSearch['aNameNonSearch'],",")."]";
                                                        if (sizeof($aSearch['aAddress']) && $aSearch['aName'] != $aSearch['aAddress']) 
                                                        {
                                                                // For infrequent name terms disable index usage for address
                                                                if (CONST_Search_NameOnlySearchFrequencyThreshold && 
                                                                        sizeof($aSearch['aName']) == 1 && 
-                                                                       $aPossibleMainWordIDs[$aSearch['aName'][reset($aSearch['aName'])]] < CONST_Search_NameOnlySearchFrequencyThreshold)
+                                                                       $aWordFrequencyScores[$aSearch['aName'][reset($aSearch['aName'])]] < CONST_Search_NameOnlySearchFrequencyThreshold)
                                                                {
-                                                                       $aTerms[] = "array_cat(nameaddress_vector,ARRAY[]::integer[]) @> ARRAY[".join($aSearch['aAddress'],",")."]";
+                                                                       $aTerms[] = "array_cat(nameaddress_vector,ARRAY[]::integer[]) @> ARRAY[".join(array_merge($aSearch['aAddress'],$aSearch['aAddressNonSearch']),",")."]";
                                                                }
                                                                else
                                                                {
                                                                        $aTerms[] = "nameaddress_vector @> ARRAY[".join($aSearch['aAddress'],",")."]";
+                                                                       if (sizeof($aSearch['aAddressNonSearch'])) $aTerms[] = "array_cat(nameaddress_vector,ARRAY[]::integer[]) @> ARRAY[".join($aSearch['aAddressNonSearch'],",")."]";
                                                                }
                                                        }
                                                        if ($aSearch['sCountryCode']) $aTerms[] = "country_code = '".pg_escape_string($aSearch['sCountryCode'])."'";
                if (sizeof($aSearchResults) >= $iFinalLimit) break;
        }
 
-       $sDataDate = $oDB->getOne("select TO_CHAR(lastimportdate - '1 day'::interval,'YYYY/MM/DD') from import_status limit 1");
+       $sDataDate = $oDB->getOne("select TO_CHAR(lastimportdate - '2 minutes'::interval,'YYYY/MM/DD HH24:MI')||' GMT' from import_status limit 1");
 
        if (isset($_GET['nearlat']) && isset($_GET['nearlon']))
        {