X-Git-Url: https://git.openstreetmap.org./nominatim.git/blobdiff_plain/ec6a427e0a7272445c992f6f046ae8cb5f5a534d..1526501ed7786fd0c7e63c570fae125f960a3571:/utils/setup.php

diff --git a/utils/setup.php b/utils/setup.php
index 4925a4e5..0d2e6583 100755
--- a/utils/setup.php
+++ b/utils/setup.php
@@ -1,10 +1,18 @@
-#!/usr/bin/php -Cq
+#!@PHP_BIN@ -Cq
 <?php
 
 require_once(dirname(dirname(__FILE__)).'/settings/settings.php');
 require_once(CONST_BasePath.'/lib/init-cmd.php');
+// ->indirect via init-cmd.php->/lib/cmd.php                for runWithEnv, getCmdOpt
+// ->indirect via init-cmd.php->/lib/init.php->db.php       for &getDB()
+
+require_once(CONST_BasePath.'/lib/setup/SetupClass.php');
+require_once(CONST_BasePath.'/lib/setup_functions.php');
 ini_set('memory_limit', '800M');
 
+use Nominatim\Setup\SetupFunctions as SetupFunctions;
+
+// (long-opt, short-opt, min-occurs, max-occurs, num-arguments, num-arguments, type, help)
 $aCMDOptions
 = array(
    'Create and setup nominatim search system',
@@ -21,6 +29,7 @@ $aCMDOptions
    array('setup-db', '', 0, 1, 0, 0, 'bool', 'Build a blank nominatim db'),
    array('import-data', '', 0, 1, 0, 0, 'bool', 'Import a osm file'),
    array('osm2pgsql-cache', '', 0, 1, 1, 1, 'int', 'Cache size used by osm2pgsql'),
+   array('reverse-only', '', 0, 1, 0, 0, 'bool', 'Do not create search tables and indexes'),
    array('create-functions', '', 0, 1, 0, 0, 'bool', 'Create functions'),
    array('enable-diff-updates', '', 0, 1, 0, 0, 'bool', 'Turn on the code required to make diff updates work'),
    array('enable-debug-statements', '', 0, 1, 0, 0, 'bool', 'Include debug warning statements in pgsql commands'),
@@ -41,662 +50,117 @@ $aCMDOptions
    array('create-country-names', '', 0, 1, 0, 0, 'bool', 'Create default list of searchable country names'),
    array('drop', '', 0, 1, 0, 0, 'bool', 'Drop tables needed for updates, making the database readonly (EXPERIMENTAL)'),
   );
+
+// $aCMDOptions passed to getCmdOpt by reference
 getCmdOpt($_SERVER['argv'], $aCMDOptions, $aCMDResult, true, true);
 
 $bDidSomething = false;
 
-// Check if osm-file is set and points to a valid file if --all or --import-data is given
+//*******************************************************
+// Making some sanity check:
+// Check if osm-file is set and points to a valid file
 if ($aCMDResult['import-data'] || $aCMDResult['all']) {
-    if (!isset($aCMDResult['osm-file'])) {
-        fail('missing --osm-file for data import');
-    }
-
-    if (!file_exists($aCMDResult['osm-file'])) {
-        fail('the path supplied to --osm-file does not exist');
-    }
-
-    if (!is_readable($aCMDResult['osm-file'])) {
-        fail('osm-file "'.$aCMDResult['osm-file'].'" not readable');
-    }
-}
-
-
-// This is a pretty hard core default - the number of processors in the box - 1
-$iInstances = isset($aCMDResult['threads'])?$aCMDResult['threads']:(getProcessorCount()-1);
-if ($iInstances < 1) {
-    $iInstances = 1;
-    warn("resetting threads to $iInstances");
-}
-if ($iInstances > getProcessorCount()) {
-    $iInstances = getProcessorCount();
-    warn("resetting threads to $iInstances");
+    // to remain in /lib/setup_functions.php function
+    checkInFile($aCMDResult['osm-file']);
 }
 
-// Assume we can steal all the cache memory in the box (unless told otherwise)
-if (isset($aCMDResult['osm2pgsql-cache'])) {
-    $iCacheMemory = $aCMDResult['osm2pgsql-cache'];
-} else {
-    $iCacheMemory = getCacheMemoryMB();
+// osmosis init is no longer supported
+if ($aCMDResult['osmosis-init']) {
+    $bDidSomething = true;
+    echo "Command 'osmosis-init' no longer available, please use utils/update.php --init-updates.\n";
 }
 
-$aDSNInfo = DB::parseDSN(CONST_Database_DSN);
-if (!isset($aDSNInfo['port']) || !$aDSNInfo['port']) $aDSNInfo['port'] = 5432;
+// ******************************************************
+// instantiate Setup class
+$oSetup = new SetupFunctions($aCMDResult);
 
+// *******************************************************
+// go through complete process if 'all' is selected or start selected functions
 if ($aCMDResult['create-db'] || $aCMDResult['all']) {
-    info('Create DB');
     $bDidSomething = true;
-    $oDB = DB::connect(CONST_Database_DSN, false);
-    if (!PEAR::isError($oDB)) {
-        fail('database already exists ('.CONST_Database_DSN.')');
-    }
-    passthruCheckReturn('createdb -E UTF-8 -p '.$aDSNInfo['port'].' '.$aDSNInfo['database']);
+    $oSetup->createDB();
 }
 
+$oSetup->connect();
+
 if ($aCMDResult['setup-db'] || $aCMDResult['all']) {
-    info('Setup DB');
     $bDidSomething = true;
+    $oSetup->setupDB();
+}
 
-    $oDB =& getDB();
-
-    $fPostgresVersion = getPostgresVersion($oDB);
-    echo 'Postgres version found: '.$fPostgresVersion."\n";
-
-    if ($fPostgresVersion < 9.1) {
-        fail('Minimum supported version of Postgresql is 9.1.');
-    }
-
-    pgsqlRunScript('CREATE EXTENSION IF NOT EXISTS hstore');
-    pgsqlRunScript('CREATE EXTENSION IF NOT EXISTS postgis');
-
-    // For extratags and namedetails the hstore_to_json converter is
-    // needed which is only available from Postgresql 9.3+. For older
-    // versions add a dummy function that returns nothing.
-    $iNumFunc = chksql($oDB->getOne("select count(*) from pg_proc where proname = 'hstore_to_json'"));
-
-    if ($iNumFunc == 0) {
-        pgsqlRunScript("create function hstore_to_json(dummy hstore) returns text AS 'select null::text' language sql immutable");
-        warn('Postgresql is too old. extratags and namedetails API not available.');
-    }
-
-    $fPostgisVersion = getPostgisVersion($oDB);
-    echo 'Postgis version found: '.$fPostgisVersion."\n";
-
-    if ($fPostgisVersion < 2.1) {
-        // Functions were renamed in 2.1 and throw an annoying deprecation warning
-        pgsqlRunScript('ALTER FUNCTION st_line_interpolate_point(geometry, double precision) RENAME TO ST_LineInterpolatePoint');
-        pgsqlRunScript('ALTER FUNCTION ST_Line_Locate_Point(geometry, geometry) RENAME TO ST_LineLocatePoint');
-    }
-    if ($fPostgisVersion < 2.2) {
-        pgsqlRunScript('ALTER FUNCTION ST_Distance_Spheroid(geometry, geometry, spheroid) RENAME TO ST_DistanceSpheroid');
-    }
-
-    $i = chksql($oDB->getOne("select count(*) from pg_user where usename = '".CONST_Database_Web_User."'"));
-    if ($i == 0) {
-        echo "\nERROR: Web user '".CONST_Database_Web_User."' does not exist. Create it with:\n";
-        echo "\n          createuser ".CONST_Database_Web_User."\n\n";
-        exit(1);
-    }
-
-    // Try accessing the C module, so we know early if something is wrong
-    // and can simply error out.
-    $sSQL = "CREATE FUNCTION nominatim_test_import_func(text) RETURNS text AS '";
-    $sSQL .= CONST_InstallPath."/module/nominatim.so', 'transliteration' LANGUAGE c IMMUTABLE STRICT";
-    $sSQL .= ';DROP FUNCTION nominatim_test_import_func(text);';
-    $oResult = $oDB->query($sSQL);
-
-    if (PEAR::isError($oResult)) {
-        echo "\nERROR: Failed to load nominatim module. Reason:\n";
-        echo $oResult->userinfo."\n\n";
-        exit(1);
-    }
-
-    if (!file_exists(CONST_ExtraDataPath.'/country_osm_grid.sql.gz')) {
-        echo 'Error: you need to download the country_osm_grid first:';
-        echo "\n    wget -O ".CONST_ExtraDataPath."/country_osm_grid.sql.gz https://www.nominatim.org/data/country_grid.sql.gz\n";
-        exit(1);
-    }
-
-    pgsqlRunScriptFile(CONST_BasePath.'/data/country_name.sql');
-    pgsqlRunScriptFile(CONST_BasePath.'/data/country_naturalearthdata.sql');
-    pgsqlRunScriptFile(CONST_BasePath.'/data/country_osm_grid.sql.gz');
-    pgsqlRunScriptFile(CONST_BasePath.'/data/gb_postcode_table.sql');
-    if (file_exists(CONST_BasePath.'/data/gb_postcode_data.sql.gz')) {
-        pgsqlRunScriptFile(CONST_BasePath.'/data/gb_postcode_data.sql.gz');
-    } else {
-        warn('external UK postcode table not found.');
-    }
-    if (CONST_Use_Extra_US_Postcodes) {
-        pgsqlRunScriptFile(CONST_BasePath.'/data/us_postcode.sql');
-    }
-
-    if ($aCMDResult['no-partitions']) {
-        pgsqlRunScript('update country_name set partition = 0');
-    }
-
-    // the following will be needed by create_functions later but
-    // is only defined in the subsequently called create_tables.
-    // Create dummies here that will be overwritten by the proper
-    // versions in create-tables.
-    pgsqlRunScript('CREATE TABLE place_boundingbox ()');
-    pgsqlRunScript('create type wikipedia_article_match as ()');
+// Try accessing the C module, so we know early if something is wrong
+if (!checkModulePresence()) {
+    fail('error loading nominatim.so module');
 }
 
 if ($aCMDResult['import-data'] || $aCMDResult['all']) {
-    info('Import data');
     $bDidSomething = true;
-
-    $osm2pgsql = CONST_Osm2pgsql_Binary;
-    if (!file_exists($osm2pgsql)) {
-        echo "Check CONST_Osm2pgsql_Binary in your local settings file.\n";
-        echo "Normally you should not need to set this manually.\n";
-        fail("osm2pgsql not found in '$osm2pgsql'");
-    }
-
-    if (!is_null(CONST_Osm2pgsql_Flatnode_File) && CONST_Osm2pgsql_Flatnode_File) {
-        $osm2pgsql .= ' --flat-nodes '.CONST_Osm2pgsql_Flatnode_File;
-    }
-    if (CONST_Tablespace_Osm2pgsql_Data)
-        $osm2pgsql .= ' --tablespace-slim-data '.CONST_Tablespace_Osm2pgsql_Data;
-    if (CONST_Tablespace_Osm2pgsql_Index)
-        $osm2pgsql .= ' --tablespace-slim-index '.CONST_Tablespace_Osm2pgsql_Index;
-    if (CONST_Tablespace_Place_Data)
-        $osm2pgsql .= ' --tablespace-main-data '.CONST_Tablespace_Place_Data;
-    if (CONST_Tablespace_Place_Index)
-        $osm2pgsql .= ' --tablespace-main-index '.CONST_Tablespace_Place_Index;
-    $osm2pgsql .= ' -lsc -O gazetteer --hstore --number-processes 1';
-    $osm2pgsql .= ' -C '.$iCacheMemory;
-    $osm2pgsql .= ' -P '.$aDSNInfo['port'];
-    $osm2pgsql .= ' -d '.$aDSNInfo['database'].' '.$aCMDResult['osm-file'];
-    passthruCheckReturn($osm2pgsql);
-
-    $oDB =& getDB();
-    if (!$aCMDResult['ignore-errors'] && !chksql($oDB->getRow('select * from place limit 1'))) {
-        fail('No Data');
-    }
+    $oSetup->importData($aCMDResult['osm-file']);
 }
 
 if ($aCMDResult['create-functions'] || $aCMDResult['all']) {
-    info('Create Functions');
     $bDidSomething = true;
-    if (!file_exists(CONST_InstallPath.'/module/nominatim.so')) {
-        fail('nominatim module not built');
-    }
-    create_sql_functions($aCMDResult);
+    $oSetup->createFunctions();
 }
 
 if ($aCMDResult['create-tables'] || $aCMDResult['all']) {
-    info('Create Tables');
     $bDidSomething = true;
-
-    $sTemplate = file_get_contents(CONST_BasePath.'/sql/tables.sql');
-    $sTemplate = str_replace('{www-user}', CONST_Database_Web_User, $sTemplate);
-    $sTemplate = replace_tablespace(
-        '{ts:address-data}',
-        CONST_Tablespace_Address_Data,
-        $sTemplate
-    );
-    $sTemplate = replace_tablespace(
-        '{ts:address-index}',
-        CONST_Tablespace_Address_Index,
-        $sTemplate
-    );
-    $sTemplate = replace_tablespace(
-        '{ts:search-data}',
-        CONST_Tablespace_Search_Data,
-        $sTemplate
-    );
-    $sTemplate = replace_tablespace(
-        '{ts:search-index}',
-        CONST_Tablespace_Search_Index,
-        $sTemplate
-    );
-    $sTemplate = replace_tablespace(
-        '{ts:aux-data}',
-        CONST_Tablespace_Aux_Data,
-        $sTemplate
-    );
-    $sTemplate = replace_tablespace(
-        '{ts:aux-index}',
-        CONST_Tablespace_Aux_Index,
-        $sTemplate
-    );
-    pgsqlRunScript($sTemplate, false);
-
-    // re-run the functions
-    info('Recreate Functions');
-    create_sql_functions($aCMDResult);
+    $oSetup->createTables($aCMDResult['reverse-only']);
+    $oSetup->createFunctions();
 }
 
 if ($aCMDResult['create-partition-tables'] || $aCMDResult['all']) {
-    info('Create Partition Tables');
     $bDidSomething = true;
-
-    $sTemplate = file_get_contents(CONST_BasePath.'/sql/partition-tables.src.sql');
-    $sTemplate = replace_tablespace(
-        '{ts:address-data}',
-        CONST_Tablespace_Address_Data,
-        $sTemplate
-    );
-    $sTemplate = replace_tablespace(
-        '{ts:address-index}',
-        CONST_Tablespace_Address_Index,
-        $sTemplate
-    );
-    $sTemplate = replace_tablespace(
-        '{ts:search-data}',
-        CONST_Tablespace_Search_Data,
-        $sTemplate
-    );
-    $sTemplate = replace_tablespace(
-        '{ts:search-index}',
-        CONST_Tablespace_Search_Index,
-        $sTemplate
-    );
-    $sTemplate = replace_tablespace(
-        '{ts:aux-data}',
-        CONST_Tablespace_Aux_Data,
-        $sTemplate
-    );
-    $sTemplate = replace_tablespace(
-        '{ts:aux-index}',
-        CONST_Tablespace_Aux_Index,
-        $sTemplate
-    );
-
-    pgsqlRunPartitionScript($sTemplate);
+    $oSetup->createPartitionTables();
 }
 
-
 if ($aCMDResult['create-partition-functions'] || $aCMDResult['all']) {
-    info('Create Partition Functions');
     $bDidSomething = true;
-
-    $sTemplate = file_get_contents(CONST_BasePath.'/sql/partition-functions.src.sql');
-
-    pgsqlRunPartitionScript($sTemplate);
+    $oSetup->createPartitionFunctions();
 }
 
 if ($aCMDResult['import-wikipedia-articles'] || $aCMDResult['all']) {
     $bDidSomething = true;
-    $sWikiArticlesFile = CONST_Wikipedia_Data_Path.'/wikipedia_article.sql.bin';
-    $sWikiRedirectsFile = CONST_Wikipedia_Data_Path.'/wikipedia_redirect.sql.bin';
-    if (file_exists($sWikiArticlesFile)) {
-        info('Importing wikipedia articles');
-        pgsqlRunDropAndRestore($sWikiArticlesFile);
-    } else {
-        warn('wikipedia article dump file not found - places will have default importance');
-    }
-    if (file_exists($sWikiRedirectsFile)) {
-        info('Importing wikipedia redirects');
-        pgsqlRunDropAndRestore($sWikiRedirectsFile);
-    } else {
-        warn('wikipedia redirect dump file not found - some place importance values may be missing');
-    }
+    $oSetup->importWikipediaArticles();
 }
 
-
 if ($aCMDResult['load-data'] || $aCMDResult['all']) {
-    info('Drop old Data');
     $bDidSomething = true;
-
-    $oDB =& getDB();
-    if (!pg_query($oDB->connection, 'TRUNCATE word')) fail(pg_last_error($oDB->connection));
-    echo '.';
-    if (!pg_query($oDB->connection, 'TRUNCATE placex')) fail(pg_last_error($oDB->connection));
-    echo '.';
-    if (!pg_query($oDB->connection, 'TRUNCATE location_property_osmline')) fail(pg_last_error($oDB->connection));
-    echo '.';
-    if (!pg_query($oDB->connection, 'TRUNCATE place_addressline')) fail(pg_last_error($oDB->connection));
-    echo '.';
-    if (!pg_query($oDB->connection, 'TRUNCATE place_boundingbox')) fail(pg_last_error($oDB->connection));
-    echo '.';
-    if (!pg_query($oDB->connection, 'TRUNCATE location_area')) fail(pg_last_error($oDB->connection));
-    echo '.';
-    if (!pg_query($oDB->connection, 'TRUNCATE search_name')) fail(pg_last_error($oDB->connection));
-    echo '.';
-    if (!pg_query($oDB->connection, 'TRUNCATE search_name_blank')) fail(pg_last_error($oDB->connection));
-    echo '.';
-    if (!pg_query($oDB->connection, 'DROP SEQUENCE seq_place')) fail(pg_last_error($oDB->connection));
-    echo '.';
-    if (!pg_query($oDB->connection, 'CREATE SEQUENCE seq_place start 100000')) fail(pg_last_error($oDB->connection));
-    echo '.';
-
-    $sSQL = 'select distinct partition from country_name';
-    $aPartitions = chksql($oDB->getCol($sSQL));
-    if (!$aCMDResult['no-partitions']) $aPartitions[] = 0;
-    foreach ($aPartitions as $sPartition) {
-        if (!pg_query($oDB->connection, 'TRUNCATE location_road_'.$sPartition)) fail(pg_last_error($oDB->connection));
-        echo '.';
-    }
-
-    // used by getorcreate_word_id to ignore frequent partial words
-    $sSQL = 'CREATE OR REPLACE FUNCTION get_maxwordfreq() RETURNS integer AS ';
-    $sSQL .= '$$ SELECT '.CONST_Max_Word_Frequency.' as maxwordfreq; $$ LANGUAGE SQL IMMUTABLE';
-    if (!pg_query($oDB->connection, $sSQL)) {
-        fail(pg_last_error($oDB->connection));
-    }
-    echo ".\n";
-
-    // pre-create the word list
-    if (!$aCMDResult['disable-token-precalc']) {
-        info('Loading word list');
-        pgsqlRunScriptFile(CONST_BasePath.'/data/words.sql');
-    }
-
-    info('Load Data');
-    $sColumns = 'osm_type, osm_id, class, type, name, admin_level, address, extratags, geometry';
-
-    $aDBInstances = array();
-    $iLoadThreads = max(1, $iInstances - 1);
-    for ($i = 0; $i < $iLoadThreads; $i++) {
-        $aDBInstances[$i] =& getDB(true);
-        $sSQL = "INSERT INTO placex ($sColumns) SELECT $sColumns FROM place WHERE osm_id % $iLoadThreads = $i";
-        $sSQL .= " and not (class='place' and type='houses' and osm_type='W'";
-        $sSQL .= "          and ST_GeometryType(geometry) = 'ST_LineString')";
-        $sSQL .= ' and ST_IsValid(geometry)';
-        if ($aCMDResult['verbose']) echo "$sSQL\n";
-        if (!pg_send_query($aDBInstances[$i]->connection, $sSQL)) {
-            fail(pg_last_error($aDBInstances[$i]->connection));
-        }
-    }
-    // last thread for interpolation lines
-    $aDBInstances[$iLoadThreads] =& getDB(true);
-    $sSQL = 'insert into location_property_osmline';
-    $sSQL .= ' (osm_id, address, linegeo)';
-    $sSQL .= ' SELECT osm_id, address, geometry from place where ';
-    $sSQL .= "class='place' and type='houses' and osm_type='W' and ST_GeometryType(geometry) = 'ST_LineString'";
-    if ($aCMDResult['verbose']) echo "$sSQL\n";
-    if (!pg_send_query($aDBInstances[$iLoadThreads]->connection, $sSQL)) {
-        fail(pg_last_error($aDBInstances[$iLoadThreads]->connection));
-    }
-
-    $bAnyBusy = true;
-    while ($bAnyBusy) {
-        $bAnyBusy = false;
-        for ($i = 0; $i <= $iLoadThreads; $i++) {
-            if (pg_connection_busy($aDBInstances[$i]->connection)) $bAnyBusy = true;
-        }
-        sleep(1);
-        echo '.';
-    }
-    echo "\n";
-    info('Reanalysing database');
-    pgsqlRunScript('ANALYSE');
-
-    $sDatabaseDate = getDatabaseDate($oDB);
-    pg_query($oDB->connection, 'TRUNCATE import_status');
-    if ($sDatabaseDate === false) {
-        warn('could not determine database date.');
-    } else {
-        $sSQL = "INSERT INTO import_status (lastimportdate) VALUES('".$sDatabaseDate."')";
-        pg_query($oDB->connection, $sSQL);
-        echo "Latest data imported from $sDatabaseDate.\n";
-    }
+    $oSetup->loadData($aCMDResult['disable-token-precalc']);
 }
 
 if ($aCMDResult['import-tiger-data']) {
-    info('Import Tiger data');
     $bDidSomething = true;
-
-    $sTemplate = file_get_contents(CONST_BasePath.'/sql/tiger_import_start.sql');
-    $sTemplate = str_replace('{www-user}', CONST_Database_Web_User, $sTemplate);
-    $sTemplate = replace_tablespace(
-        '{ts:aux-data}',
-        CONST_Tablespace_Aux_Data,
-        $sTemplate
-    );
-    $sTemplate = replace_tablespace(
-        '{ts:aux-index}',
-        CONST_Tablespace_Aux_Index,
-        $sTemplate
-    );
-    pgsqlRunScript($sTemplate, false);
-
-    $aDBInstances = array();
-    for ($i = 0; $i < $iInstances; $i++) {
-        $aDBInstances[$i] =& getDB(true);
-    }
-
-    foreach (glob(CONST_Tiger_Data_Path.'/*.sql') as $sFile) {
-        echo $sFile.': ';
-        $hFile = fopen($sFile, 'r');
-        $sSQL = fgets($hFile, 100000);
-        $iLines = 0;
-
-        while (true) {
-            for ($i = 0; $i < $iInstances; $i++) {
-                if (!pg_connection_busy($aDBInstances[$i]->connection)) {
-                    while (pg_get_result($aDBInstances[$i]->connection));
-                    $sSQL = fgets($hFile, 100000);
-                    if (!$sSQL) break 2;
-                    if (!pg_send_query($aDBInstances[$i]->connection, $sSQL)) fail(pg_last_error($oDB->connection));
-                    $iLines++;
-                    if ($iLines == 1000) {
-                        echo '.';
-                        $iLines = 0;
-                    }
-                }
-            }
-            usleep(10);
-        }
-
-        fclose($hFile);
-
-        $bAnyBusy = true;
-        while ($bAnyBusy) {
-            $bAnyBusy = false;
-            for ($i = 0; $i < $iInstances; $i++) {
-                if (pg_connection_busy($aDBInstances[$i]->connection)) $bAnyBusy = true;
-            }
-            usleep(10);
-        }
-        echo "\n";
-    }
-
-    info('Creating indexes on Tiger data');
-    $sTemplate = file_get_contents(CONST_BasePath.'/sql/tiger_import_finish.sql');
-    $sTemplate = str_replace('{www-user}', CONST_Database_Web_User, $sTemplate);
-    $sTemplate = replace_tablespace(
-        '{ts:aux-data}',
-        CONST_Tablespace_Aux_Data,
-        $sTemplate
-    );
-    $sTemplate = replace_tablespace(
-        '{ts:aux-index}',
-        CONST_Tablespace_Aux_Index,
-        $sTemplate
-    );
-    pgsqlRunScript($sTemplate, false);
+    $oSetup->importTigerData();
 }
 
 if ($aCMDResult['calculate-postcodes'] || $aCMDResult['all']) {
-    info('Calculate Postcodes');
     $bDidSomething = true;
-    $oDB =& getDB();
-    if (!pg_query($oDB->connection, 'TRUNCATE location_postcode')) {
-        fail(pg_last_error($oDB->connection));
-    }
-
-    $sSQL  = 'INSERT INTO location_postcode';
-    $sSQL .= ' (place_id, indexed_status, country_code, postcode, geometry) ';
-    $sSQL .= "SELECT nextval('seq_place'), 1, country_code,";
-    $sSQL .= "       upper(trim (both ' ' from address->'postcode')) as pc,";
-    $sSQL .= '       ST_Centroid(ST_Collect(ST_Centroid(geometry)))';
-    $sSQL .= '  FROM placex';
-    $sSQL .= " WHERE address ? 'postcode' AND address->'postcode' NOT SIMILAR TO '%(,|;)%'";
-    $sSQL .= '       AND geometry IS NOT null';
-    $sSQL .= ' GROUP BY country_code, pc';
-
-    if (!pg_query($oDB->connection, $sSQL)) {
-        fail(pg_last_error($oDB->connection));
-    }
-
-    if (CONST_Use_Extra_US_Postcodes) {
-        // only add postcodes that are not yet available in OSM
-        $sSQL  = 'INSERT INTO location_postcode';
-        $sSQL .= ' (place_id, indexed_status, country_code, postcode, geometry) ';
-        $sSQL .= "SELECT nextval('seq_place'), 1, 'us', postcode,";
-        $sSQL .= '       ST_SetSRID(ST_Point(x,y),4326)';
-        $sSQL .= '  FROM us_postcode WHERE postcode NOT IN';
-        $sSQL .= '        (SELECT postcode FROM location_postcode';
-        $sSQL .= "          WHERE country_code = 'us')";
-        if (!pg_query($oDB->connection, $sSQL)) fail(pg_last_error($oDB->connection));
-    }
-
-    // add missing postcodes for GB (if available)
-    $sSQL  = 'INSERT INTO location_postcode';
-    $sSQL .= ' (place_id, indexed_status, country_code, postcode, geometry) ';
-    $sSQL .= "SELECT nextval('seq_place'), 1, 'gb', postcode, geometry";
-    $sSQL .= '  FROM gb_postcode WHERE postcode NOT IN';
-    $sSQL .= '           (SELECT postcode FROM location_postcode';
-    $sSQL .= "             WHERE country_code = 'gb')";
-    if (!pg_query($oDB->connection, $sSQL)) fail(pg_last_error($oDB->connection));
-
-    if (!$aCMDResult['all']) {
-        $sSQL = "DELETE FROM word WHERE class='place' and type='postcode'";
-        $sSQL .= 'and word NOT IN (SELECT postcode FROM location_postcode)';
-        if (!pg_query($oDB->connection, $sSQL)) {
-            fail(pg_last_error($oDB->connection));
-        }
-    }
-    $sSQL = 'SELECT count(getorcreate_postcode_id(v)) FROM ';
-    $sSQL .= '(SELECT distinct(postcode) as v FROM location_postcode) p';
-
-    if (!pg_query($oDB->connection, $sSQL)) {
-        fail(pg_last_error($oDB->connection));
-    }
-}
-
-if ($aCMDResult['osmosis-init']) {
-    $bDidSomething = true;
-    echo "Command 'osmosis-init' no longer available, please use utils/update.php --init-updates.\n";
+    $oSetup->calculatePostcodes($aCMDResult['all']);
 }
 
 if ($aCMDResult['index'] || $aCMDResult['all']) {
     $bDidSomething = true;
-    $sOutputFile = '';
-    $sBaseCmd = CONST_InstallPath.'/nominatim/nominatim -i -d '.$aDSNInfo['database'].' -P '.$aDSNInfo['port'].' -t '.$iInstances.$sOutputFile;
-    info('Index ranks 0 - 4');
-    passthruCheckReturn($sBaseCmd.' -R 4');
-    if (!$aCMDResult['index-noanalyse']) pgsqlRunScript('ANALYSE');
-    info('Index ranks 5 - 25');
-    passthruCheckReturn($sBaseCmd.' -r 5 -R 25');
-    if (!$aCMDResult['index-noanalyse']) pgsqlRunScript('ANALYSE');
-    info('Index ranks 26 - 30');
-    passthruCheckReturn($sBaseCmd.' -r 26');
-
-    info('Index postcodes');
-    $oDB =& getDB();
-    $sSQL = 'UPDATE location_postcode SET indexed_status = 0';
-    if (!pg_query($oDB->connection, $sSQL)) fail(pg_last_error($oDB->connection));
+    $oSetup->index($aCMDResult['index-noanalyse']);
 }
 
 if ($aCMDResult['create-search-indices'] || $aCMDResult['all']) {
-    info('Create Search indices');
     $bDidSomething = true;
-
-    $sTemplate = file_get_contents(CONST_BasePath.'/sql/indices.src.sql');
-    $sTemplate = str_replace('{www-user}', CONST_Database_Web_User, $sTemplate);
-    $sTemplate = replace_tablespace(
-        '{ts:address-index}',
-        CONST_Tablespace_Address_Index,
-        $sTemplate
-    );
-    $sTemplate = replace_tablespace(
-        '{ts:search-index}',
-        CONST_Tablespace_Search_Index,
-        $sTemplate
-    );
-    $sTemplate = replace_tablespace(
-        '{ts:aux-index}',
-        CONST_Tablespace_Aux_Index,
-        $sTemplate
-    );
-
-    pgsqlRunScript($sTemplate);
+    $oSetup->createSearchIndices();
 }
 
 if ($aCMDResult['create-country-names'] || $aCMDResult['all']) {
-    info('Create search index for default country names');
     $bDidSomething = true;
-
-    pgsqlRunScript("select getorcreate_country(make_standard_name('uk'), 'gb')");
-    pgsqlRunScript("select getorcreate_country(make_standard_name('united states'), 'us')");
-    pgsqlRunScript('select count(*) from (select getorcreate_country(make_standard_name(country_code), country_code) from country_name where country_code is not null) as x');
-    pgsqlRunScript("select count(*) from (select getorcreate_country(make_standard_name(name->'name'), country_code) from country_name where name ? 'name') as x");
-
-    $sSQL = 'select count(*) from (select getorcreate_country(make_standard_name(v), country_code) from (select country_code, skeys(name) as k, svals(name) as v from country_name) x where k ';
-    if (CONST_Languages) {
-        $sSQL .= 'in ';
-        $sDelim = '(';
-        foreach (explode(',', CONST_Languages) as $sLang) {
-            $sSQL .= $sDelim."'name:$sLang'";
-            $sDelim = ',';
-        }
-        $sSQL .= ')';
-    } else {
-        // all include all simple name tags
-        $sSQL .= "like 'name:%'";
-    }
-    $sSQL .= ') v';
-    pgsqlRunScript($sSQL);
+    $oSetup->createCountryNames($aCMDResult);
 }
 
 if ($aCMDResult['drop']) {
-    info('Drop tables only required for updates');
-    // The implementation is potentially a bit dangerous because it uses
-    // a positive selection of tables to keep, and deletes everything else.
-    // Including any tables that the unsuspecting user might have manually
-    // created. USE AT YOUR OWN PERIL.
     $bDidSomething = true;
-
-    // tables we want to keep. everything else goes.
-    $aKeepTables = array(
-                    '*columns',
-                    'import_polygon_*',
-                    'import_status',
-                    'place_addressline',
-                    'location_postcode',
-                    'location_property*',
-                    'placex',
-                    'search_name',
-                    'seq_*',
-                    'word',
-                    'query_log',
-                    'new_query_log',
-                    'spatial_ref_sys',
-                    'country_name',
-                    'place_classtype_*'
-                   );
-
-    $oDB =& getDB();
-    $aDropTables = array();
-    $aHaveTables = chksql($oDB->getCol("SELECT tablename FROM pg_tables WHERE schemaname='public'"));
-
-    foreach ($aHaveTables as $sTable) {
-        $bFound = false;
-        foreach ($aKeepTables as $sKeep) {
-            if (fnmatch($sKeep, $sTable)) {
-                $bFound = true;
-                break;
-            }
-        }
-        if (!$bFound) array_push($aDropTables, $sTable);
-    }
-
-    foreach ($aDropTables as $sDrop) {
-        if ($aCMDResult['verbose']) echo "dropping table $sDrop\n";
-        @pg_query($oDB->connection, "DROP TABLE $sDrop CASCADE");
-        // ignore warnings/errors as they might be caused by a table having
-        // been deleted already by CASCADE
-    }
-
-    if (!is_null(CONST_Osm2pgsql_Flatnode_File) && CONST_Osm2pgsql_Flatnode_File) {
-        if ($aCMDResult['verbose']) echo 'deleting '.CONST_Osm2pgsql_Flatnode_File."\n";
-        unlink(CONST_Osm2pgsql_Flatnode_File);
-    }
+    $oSetup->drop($aCMDResult);
 }
 
+// ******************************************************
+// If we did something, repeat the warnings
 if (!$bDidSomething) {
     showUsage($aCMDOptions, true);
 } else {
@@ -705,185 +169,3 @@ if (!$bDidSomething) {
     echo "\n";
     info('Setup finished.');
 }
-
-
-function pgsqlRunScriptFile($sFilename)
-{
-    global $aCMDResult;
-    if (!file_exists($sFilename)) fail('unable to find '.$sFilename);
-
-    // Convert database DSN to psql parameters
-    $aDSNInfo = DB::parseDSN(CONST_Database_DSN);
-    if (!isset($aDSNInfo['port']) || !$aDSNInfo['port']) $aDSNInfo['port'] = 5432;
-    $sCMD = 'psql -p '.$aDSNInfo['port'].' -d '.$aDSNInfo['database'];
-    if (!$aCMDResult['verbose']) {
-        $sCMD .= ' -q';
-    }
-
-    $ahGzipPipes = null;
-    if (preg_match('/\\.gz$/', $sFilename)) {
-        $aDescriptors = array(
-                         0 => array('pipe', 'r'),
-                         1 => array('pipe', 'w'),
-                         2 => array('file', '/dev/null', 'a')
-                        );
-        $hGzipProcess = proc_open('zcat '.$sFilename, $aDescriptors, $ahGzipPipes);
-        if (!is_resource($hGzipProcess)) fail('unable to start zcat');
-        $aReadPipe = $ahGzipPipes[1];
-        fclose($ahGzipPipes[0]);
-    } else {
-        $sCMD .= ' -f '.$sFilename;
-        $aReadPipe = array('pipe', 'r');
-    }
-
-    $aDescriptors = array(
-                     0 => $aReadPipe,
-                     1 => array('pipe', 'w'),
-                     2 => array('file', '/dev/null', 'a')
-                    );
-    $ahPipes = null;
-    $hProcess = proc_open($sCMD, $aDescriptors, $ahPipes);
-    if (!is_resource($hProcess)) fail('unable to start pgsql');
-
-
-    // TODO: error checking
-    while (!feof($ahPipes[1])) {
-        echo fread($ahPipes[1], 4096);
-    }
-    fclose($ahPipes[1]);
-
-    $iReturn = proc_close($hProcess);
-    if ($iReturn > 0) {
-        fail("pgsql returned with error code ($iReturn)");
-    }
-    if ($ahGzipPipes) {
-        fclose($ahGzipPipes[1]);
-        proc_close($hGzipProcess);
-    }
-}
-
-function pgsqlRunScript($sScript, $bfatal = true)
-{
-    global $aCMDResult;
-    runSQLScript(
-        $sScript,
-        $bfatal,
-        $aCMDResult['verbose'],
-        $aCMDResult['ignore-errors']
-    );
-}
-
-function pgsqlRunPartitionScript($sTemplate)
-{
-    global $aCMDResult;
-    $oDB =& getDB();
-
-    $sSQL = 'select distinct partition from country_name';
-    $aPartitions = chksql($oDB->getCol($sSQL));
-    if (!$aCMDResult['no-partitions']) $aPartitions[] = 0;
-
-    preg_match_all('#^-- start(.*?)^-- end#ms', $sTemplate, $aMatches, PREG_SET_ORDER);
-    foreach ($aMatches as $aMatch) {
-        $sResult = '';
-        foreach ($aPartitions as $sPartitionName) {
-            $sResult .= str_replace('-partition-', $sPartitionName, $aMatch[1]);
-        }
-        $sTemplate = str_replace($aMatch[0], $sResult, $sTemplate);
-    }
-
-    pgsqlRunScript($sTemplate);
-}
-
-function pgsqlRunRestoreData($sDumpFile)
-{
-    // Convert database DSN to psql parameters
-    $aDSNInfo = DB::parseDSN(CONST_Database_DSN);
-    if (!isset($aDSNInfo['port']) || !$aDSNInfo['port']) $aDSNInfo['port'] = 5432;
-    $sCMD = 'pg_restore -p '.$aDSNInfo['port'].' -d '.$aDSNInfo['database'].' -Fc -a '.$sDumpFile;
-
-    $aDescriptors = array(
-                     0 => array('pipe', 'r'),
-                     1 => array('pipe', 'w'),
-                     2 => array('file', '/dev/null', 'a')
-                    );
-    $ahPipes = null;
-    $hProcess = proc_open($sCMD, $aDescriptors, $ahPipes);
-    if (!is_resource($hProcess)) fail('unable to start pg_restore');
-
-    fclose($ahPipes[0]);
-
-    // TODO: error checking
-    while (!feof($ahPipes[1])) {
-        echo fread($ahPipes[1], 4096);
-    }
-    fclose($ahPipes[1]);
-
-    $iReturn = proc_close($hProcess);
-}
-
-function pgsqlRunDropAndRestore($sDumpFile)
-{
-    // Convert database DSN to psql parameters
-    $aDSNInfo = DB::parseDSN(CONST_Database_DSN);
-    if (!isset($aDSNInfo['port']) || !$aDSNInfo['port']) $aDSNInfo['port'] = 5432;
-    $sCMD = 'pg_restore -p '.$aDSNInfo['port'].' -d '.$aDSNInfo['database'].' -Fc --clean '.$sDumpFile;
-
-    $aDescriptors = array(
-                     0 => array('pipe', 'r'),
-                     1 => array('pipe', 'w'),
-                     2 => array('file', '/dev/null', 'a')
-                    );
-    $ahPipes = null;
-    $hProcess = proc_open($sCMD, $aDescriptors, $ahPipes);
-    if (!is_resource($hProcess)) fail('unable to start pg_restore');
-
-    fclose($ahPipes[0]);
-
-    // TODO: error checking
-    while (!feof($ahPipes[1])) {
-        echo fread($ahPipes[1], 4096);
-    }
-    fclose($ahPipes[1]);
-
-    $iReturn = proc_close($hProcess);
-}
-
-function passthruCheckReturn($cmd)
-{
-    $result = -1;
-    passthru($cmd, $result);
-    if ($result != 0) fail('Error executing external command: '.$cmd);
-}
-
-function replace_tablespace($sTemplate, $sTablespace, $sSql)
-{
-    if ($sTablespace) {
-        $sSql = str_replace($sTemplate, 'TABLESPACE "'.$sTablespace.'"', $sSql);
-    } else {
-        $sSql = str_replace($sTemplate, '', $sSql);
-    }
-
-    return $sSql;
-}
-
-function create_sql_functions($aCMDResult)
-{
-    $sTemplate = file_get_contents(CONST_BasePath.'/sql/functions.sql');
-    $sTemplate = str_replace('{modulepath}', CONST_InstallPath.'/module', $sTemplate);
-    if ($aCMDResult['enable-diff-updates']) {
-        $sTemplate = str_replace('RETURN NEW; -- %DIFFUPDATES%', '--', $sTemplate);
-    }
-    if ($aCMDResult['enable-debug-statements']) {
-        $sTemplate = str_replace('--DEBUG:', '', $sTemplate);
-    }
-    if (CONST_Limit_Reindexing) {
-        $sTemplate = str_replace('--LIMIT INDEXING:', '', $sTemplate);
-    }
-    if (!CONST_Use_US_Tiger_Data) {
-        $sTemplate = str_replace('-- %NOTIGERDATA% ', '', $sTemplate);
-    }
-    if (!CONST_Use_Aux_Location_data) {
-        $sTemplate = str_replace('-- %NOAUXDATA% ', '', $sTemplate);
-    }
-    pgsqlRunScript($sTemplate);
-}