lib-php/setup/SetupClass.php

   1 <?php
   2
   3 namespace Nominatim\Setup;
   4
   5 require_once(CONST_LibDir.'/Shell.php');
   6
   7 class SetupFunctions
   8 {
   9     protected $iInstances;
  10     protected $aDSNInfo;
  11     protected $bQuiet;
  12     protected $bVerbose;
  13     protected $sIgnoreErrors;
  14     protected $bEnableDiffUpdates;
  15     protected $bEnableDebugStatements;
  16     protected $bDrop;
  17     protected $oDB = null;
  18     protected $oNominatimCmd;
  19
  20     public function __construct(array $aCMDResult)
  21     {
  22         // by default, use all but one processor, but never more than 15.
  23         $this->iInstances = isset($aCMDResult['threads'])
  24             ? $aCMDResult['threads']
  25             : (min(16, getProcessorCount()) - 1);
  26
  27         if ($this->iInstances < 1) {
  28             $this->iInstances = 1;
  29             warn('resetting threads to '.$this->iInstances);
  30         }
  31
  32         // parse database string
  33         $this->aDSNInfo = \Nominatim\DB::parseDSN(getSetting('DATABASE_DSN'));
  34         if (!isset($this->aDSNInfo['port'])) {
  35             $this->aDSNInfo['port'] = 5432;
  36         }
  37
  38         // setting member variables based on command line options stored in $aCMDResult
  39         $this->bQuiet = isset($aCMDResult['quiet']) && $aCMDResult['quiet'];
  40         $this->bVerbose = $aCMDResult['verbose'];
  41
  42         //setting default values which are not set by the update.php array
  43         if (isset($aCMDResult['ignore-errors'])) {
  44             $this->sIgnoreErrors = $aCMDResult['ignore-errors'];
  45         } else {
  46             $this->sIgnoreErrors = false;
  47         }
  48         if (isset($aCMDResult['enable-debug-statements'])) {
  49             $this->bEnableDebugStatements = $aCMDResult['enable-debug-statements'];
  50         } else {
  51             $this->bEnableDebugStatements = false;
  52         }
  53         if (isset($aCMDResult['enable-diff-updates'])) {
  54             $this->bEnableDiffUpdates = $aCMDResult['enable-diff-updates'];
  55         } else {
  56             $this->bEnableDiffUpdates = false;
  57         }
  58
  59         $this->bDrop = isset($aCMDResult['drop']) && $aCMDResult['drop'];
  60
  61         $this->oNominatimCmd = new \Nominatim\Shell(getSetting('NOMINATIM_TOOL'));
  62         if ($this->bQuiet) {
  63             $this->oNominatimCmd->addParams('--quiet');
  64         }
  65         if ($this->bVerbose) {
  66             $this->oNominatimCmd->addParams('--verbose');
  67         }
  68     }
  69
  70     public function calculatePostcodes($bCMDResultAll)
  71     {
  72         info('Calculate Postcodes');
  73         $this->pgsqlRunScriptFile(CONST_SqlDir.'/postcode_tables.sql');
  74
  75         $sPostcodeFilename = CONST_InstallDir.'/gb_postcode_data.sql.gz';
  76         if (file_exists($sPostcodeFilename)) {
  77             $this->pgsqlRunScriptFile($sPostcodeFilename);
  78         } else {
  79             warn('optional external GB postcode table file ('.$sPostcodeFilename.') not found. Skipping.');
  80         }
  81
  82         $sPostcodeFilename = CONST_InstallDir.'/us_postcode_data.sql.gz';
  83         if (file_exists($sPostcodeFilename)) {
  84             $this->pgsqlRunScriptFile($sPostcodeFilename);
  85         } else {
  86             warn('optional external US postcode table file ('.$sPostcodeFilename.') not found. Skipping.');
  87         }
  88
  89
  90         $this->db()->exec('TRUNCATE location_postcode');
  91
  92         $sSQL  = 'INSERT INTO location_postcode';
  93         $sSQL .= ' (place_id, indexed_status, country_code, postcode, geometry) ';
  94         $sSQL .= "SELECT nextval('seq_place'), 1, country_code,";
  95         $sSQL .= "       upper(trim (both ' ' from address->'postcode')) as pc,";
  96         $sSQL .= '       ST_Centroid(ST_Collect(ST_Centroid(geometry)))';
  97         $sSQL .= '  FROM placex';
  98         $sSQL .= " WHERE address ? 'postcode' AND address->'postcode' NOT SIMILAR TO '%(,|;)%'";
  99         $sSQL .= '       AND geometry IS NOT null';
 100         $sSQL .= ' GROUP BY country_code, pc';
 101         $this->db()->exec($sSQL);
 102
 103         // only add postcodes that are not yet available in OSM
 104         $sSQL  = 'INSERT INTO location_postcode';
 105         $sSQL .= ' (place_id, indexed_status, country_code, postcode, geometry) ';
 106         $sSQL .= "SELECT nextval('seq_place'), 1, 'us', postcode,";
 107         $sSQL .= '       ST_SetSRID(ST_Point(x,y),4326)';
 108         $sSQL .= '  FROM us_postcode WHERE postcode NOT IN';
 109         $sSQL .= '        (SELECT postcode FROM location_postcode';
 110         $sSQL .= "          WHERE country_code = 'us')";
 111         $this->db()->exec($sSQL);
 112
 113         // add missing postcodes for GB (if available)
 114         $sSQL  = 'INSERT INTO location_postcode';
 115         $sSQL .= ' (place_id, indexed_status, country_code, postcode, geometry) ';
 116         $sSQL .= "SELECT nextval('seq_place'), 1, 'gb', postcode, geometry";
 117         $sSQL .= '  FROM gb_postcode WHERE postcode NOT IN';
 118         $sSQL .= '           (SELECT postcode FROM location_postcode';
 119         $sSQL .= "             WHERE country_code = 'gb')";
 120         $this->db()->exec($sSQL);
 121
 122         if (!$bCMDResultAll) {
 123             $sSQL = "DELETE FROM word WHERE class='place' and type='postcode'";
 124             $sSQL .= 'and word NOT IN (SELECT postcode FROM location_postcode)';
 125             $this->db()->exec($sSQL);
 126         }
 127
 128         $sSQL = 'SELECT count(getorcreate_postcode_id(v)) FROM ';
 129         $sSQL .= '(SELECT distinct(postcode) as v FROM location_postcode) p';
 130         $this->db()->exec($sSQL);
 131     }
 132
 133     /**
 134      * Return the connection to the database.
 135      *
 136      * @return Database object.
 137      *
 138      * Creates a new connection if none exists yet. Otherwise reuses the
 139      * already established connection.
 140      */
 141     private function db()
 142     {
 143         if (is_null($this->oDB)) {
 144             $this->oDB = new \Nominatim\DB();
 145             $this->oDB->connect();
 146         }
 147
 148         return $this->oDB;
 149     }
 150
 151     private function pgsqlRunScript($sScript, $bfatal = true)
 152     {
 153         runSQLScript(
 154             $sScript,
 155             $bfatal,
 156             $this->bVerbose,
 157             $this->sIgnoreErrors
 158         );
 159     }
 160
 161     public function createSqlFunctions()
 162     {
 163         $oCmd = (clone($this->oNominatimCmd))
 164                 ->addParams('refresh', '--functions');
 165
 166         if (!$this->bEnableDiffUpdates) {
 167             $oCmd->addParams('--no-diff-updates');
 168         }
 169
 170         if ($this->bEnableDebugStatements) {
 171             $oCmd->addParams('--enable-debug-statements');
 172         }
 173
 174         $oCmd->run(!$this->sIgnoreErrors);
 175     }
 176
 177     private function pgsqlRunScriptFile($sFilename)
 178     {
 179         if (!file_exists($sFilename)) fail('unable to find '.$sFilename);
 180
 181         $oCmd = (new \Nominatim\Shell('psql'))
 182                 ->addParams('--port', $this->aDSNInfo['port'])
 183                 ->addParams('--dbname', $this->aDSNInfo['database']);
 184
 185         if (!$this->bVerbose) {
 186             $oCmd->addParams('--quiet');
 187         }
 188         if (isset($this->aDSNInfo['hostspec'])) {
 189             $oCmd->addParams('--host', $this->aDSNInfo['hostspec']);
 190         }
 191         if (isset($this->aDSNInfo['username'])) {
 192             $oCmd->addParams('--username', $this->aDSNInfo['username']);
 193         }
 194         if (isset($this->aDSNInfo['password'])) {
 195             $oCmd->addEnvPair('PGPASSWORD', $this->aDSNInfo['password']);
 196         }
 197         $ahGzipPipes = null;
 198         if (preg_match('/\\.gz$/', $sFilename)) {
 199             $aDescriptors = array(
 200                              0 => array('pipe', 'r'),
 201                              1 => array('pipe', 'w'),
 202                              2 => array('file', '/dev/null', 'a')
 203                             );
 204             $oZcatCmd = new \Nominatim\Shell('zcat', $sFilename);
 205
 206             $hGzipProcess = proc_open($oZcatCmd->escapedCmd(), $aDescriptors, $ahGzipPipes);
 207             if (!is_resource($hGzipProcess)) fail('unable to start zcat');
 208             $aReadPipe = $ahGzipPipes[1];
 209             fclose($ahGzipPipes[0]);
 210         } else {
 211             $oCmd->addParams('--file', $sFilename);
 212             $aReadPipe = array('pipe', 'r');
 213         }
 214         $aDescriptors = array(
 215                          0 => $aReadPipe,
 216                          1 => array('pipe', 'w'),
 217                          2 => array('file', '/dev/null', 'a')
 218                         );
 219         $ahPipes = null;
 220
 221         $hProcess = proc_open($oCmd->escapedCmd(), $aDescriptors, $ahPipes, null, $oCmd->aEnv);
 222         if (!is_resource($hProcess)) fail('unable to start pgsql');
 223         // TODO: error checking
 224         while (!feof($ahPipes[1])) {
 225             echo fread($ahPipes[1], 4096);
 226         }
 227         fclose($ahPipes[1]);
 228         $iReturn = proc_close($hProcess);
 229         if ($iReturn > 0) {
 230             fail("pgsql returned with error code ($iReturn)");
 231         }
 232         if ($ahGzipPipes) {
 233             fclose($ahGzipPipes[1]);
 234             proc_close($hGzipProcess);
 235         }
 236     }
 237
 238     private function replaceSqlPatterns($sSql)
 239     {
 240         $sSql = str_replace('{www-user}', getSetting('DATABASE_WEBUSER'), $sSql);
 241
 242         $aPatterns = array(
 243                       '{ts:address-data}' => getSetting('TABLESPACE_ADDRESS_DATA'),
 244                       '{ts:address-index}' => getSetting('TABLESPACE_ADDRESS_INDEX'),
 245                       '{ts:search-data}' => getSetting('TABLESPACE_SEARCH_DATA'),
 246                       '{ts:search-index}' =>  getSetting('TABLESPACE_SEARCH_INDEX'),
 247                       '{ts:aux-data}' =>  getSetting('TABLESPACE_AUX_DATA'),
 248                       '{ts:aux-index}' =>  getSetting('TABLESPACE_AUX_INDEX')
 249         );
 250
 251         foreach ($aPatterns as $sPattern => $sTablespace) {
 252             if ($sTablespace) {
 253                 $sSql = str_replace($sPattern, 'TABLESPACE "'.$sTablespace.'"', $sSql);
 254             } else {
 255                 $sSql = str_replace($sPattern, '', $sSql);
 256             }
 257         }
 258
 259         return $sSql;
 260     }
 261 }