+function info($sMsg)
+{
+ echo date('Y-m-d H:i:s == ').$sMsg."\n";
+}
+
+$aWarnings = array();
+
+
+function warn($sMsg)
+{
+ $GLOBALS['aWarnings'][] = $sMsg;
+ echo date('Y-m-d H:i:s == ').'WARNING: '.$sMsg."\n";
+}
+
+
+function repeatWarnings()
+{
+ foreach ($GLOBALS['aWarnings'] as $sMsg) {
+ echo ' * ',$sMsg."\n";
+ }
+}
+
+
+function runSQLScript($sScript, $bfatal = true, $bVerbose = false, $bIgnoreErrors = false)
+{
+ // Convert database DSN to psql parameters
+ $aDSNInfo = \Nominatim\DB::parseDSN(CONST_Database_DSN);
+ if (!isset($aDSNInfo['port']) || !$aDSNInfo['port']) $aDSNInfo['port'] = 5432;
+ $sCMD = 'psql'
+ .' -p '.escapeshellarg($aDSNInfo['port'])
+ .' -d '.escapeshellarg($aDSNInfo['database']);
+ if (isset($aDSNInfo['hostspec']) && $aDSNInfo['hostspec']) {
+ $sCMD .= ' -h ' . escapeshellarg($aDSNInfo['hostspec']);
+ }
+ if (isset($aDSNInfo['username']) && $aDSNInfo['username']) {
+ $sCMD .= ' -U ' . escapeshellarg($aDSNInfo['username']);
+ }
+ $aProcEnv = null;
+ if (isset($aDSNInfo['password']) && $aDSNInfo['password']) {
+ $aProcEnv = array_merge(array('PGPASSWORD' => $aDSNInfo['password']), $_ENV);
+ }
+ if (!$bVerbose) {
+ $sCMD .= ' -q';
+ }
+ if ($bfatal && !$bIgnoreErrors) {
+ $sCMD .= ' -v ON_ERROR_STOP=1';
+ }
+ $aDescriptors = array(
+ 0 => array('pipe', 'r'),
+ 1 => STDOUT,
+ 2 => STDERR
+ );
+ $ahPipes = null;
+ $hProcess = @proc_open($sCMD, $aDescriptors, $ahPipes, null, $aProcEnv);
+ if (!is_resource($hProcess)) {
+ fail('unable to start pgsql');
+ }
+
+ if (!$bVerbose) {
+ fwrite($ahPipes[0], 'set client_min_messages to WARNING;');
+ }
+
+ while (strlen($sScript)) {
+ $iWritten = fwrite($ahPipes[0], $sScript);
+ if ($iWritten <= 0) break;
+ $sScript = substr($sScript, $iWritten);
+ }
+ fclose($ahPipes[0]);
+ $iReturn = proc_close($hProcess);
+ if ($bfatal && $iReturn > 0) {
+ fail("pgsql returned with error code ($iReturn)");
+ }
+}
+
+
+function runWithEnv($sCmd, $aEnv)