cli: import python modules for commands on demand

[nominatim.git] / lib / cmd.php

diff --git a/lib/cmd.php b/lib/cmd.php
index 37ba87b8a51c69e38ca0758d378292f61590f756..5a12f99a06c527e2c33f5faf981f3f964f9c64bb 100644 (file)
--- a/lib/cmd.php
+++ b/lib/cmd.php
@@ -1,5 +1,6 @@
 <?php
 
+require_once(CONST_LibDir.'/Shell.php');
 
 function getCmdOpt($aArg, $aSpec, &$aResult, $bExitOnError = false, $bExitOnUnknown = false)
 {
@@ -16,7 +17,7 @@ function getCmdOpt($aArg, $aSpec, &$aResult, $bExitOnError = false, $bExitOnUnkn
 
     $aResult = array();
     $bUnknown = false;
-    $iSize = sizeof($aArg);
+    $iSize = count($aArg);
     for ($i = 1; $i < $iSize; $i++) {
         if (isset($aQuick[$aArg[$i]])) {
             $aLine = $aQuick[$aArg[$i]];
@@ -99,7 +100,7 @@ function showUsage($aSpec, $bExit = false, $sError = false)
         echo 'Try `'.basename($_SERVER['argv'][0]).' --help` for more information.'."\n";
         exit;
     }
-    echo "Usage: ".basename($_SERVER['argv'][0])."\n";
+    echo 'Usage: '.basename($_SERVER['argv'][0])."\n";
     $bFirst = true;
     foreach ($aSpec as $aLine) {
         if (is_array($aLine)) {
@@ -120,11 +121,104 @@ function showUsage($aSpec, $bExit = false, $sError = false)
     exit;
 }
 
-function chksql($oSql, $sMsg = false)
+function info($sMsg)
 {
-    if (PEAR::isError($oSql)) {
-        fail($sMsg || $oSql->getMessage(), $oSql->userinfo);
+    echo date('Y-m-d H:i:s == ').$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
+    $aDSNInfo = \Nominatim\DB::parseDSN(getSetting('DATABASE_DSN'));
+    if (!isset($aDSNInfo['port']) || !$aDSNInfo['port']) $aDSNInfo['port'] = 5432;
+
+    $oCmd = new \Nominatim\Shell('psql');
+    $oCmd->addParams('--port', $aDSNInfo['port']);
+    $oCmd->addParams('--dbname', $aDSNInfo['database']);
+    if (isset($aDSNInfo['hostspec']) && $aDSNInfo['hostspec']) {
+        $oCmd->addParams('--host', $aDSNInfo['hostspec']);
+    }
+    if (isset($aDSNInfo['username']) && $aDSNInfo['username']) {
+        $oCmd->addParams('--username', $aDSNInfo['username']);
+    }
+    if (isset($aDSNInfo['password'])) {
+        $oCmd->addEnvPair('PGPASSWORD', $aDSNInfo['password']);
+    }
+    if (!$bVerbose) {
+        $oCmd->addParams('--quiet');
     }
+    if ($bfatal && !$bIgnoreErrors) {
+        $oCmd->addParams('-v', 'ON_ERROR_STOP=1');
+    }
+
+    $aDescriptors = array(
+                     0 => array('pipe', 'r'),
+                     1 => STDOUT,
+                     2 => STDERR
+                    );
+    $ahPipes = null;
+    $hProcess = @proc_open($oCmd->escapedCmd(), $aDescriptors, $ahPipes, null, $oCmd->aEnv);
+    if (!is_resource($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 setupHTTPProxy()
+{
+    if (!getSettingBool('HTTP_PROXY')) {
+        return;
+    }
+
+    $sProxy = 'tcp://'.getSetting('HTTP_PROXY_HOST').':'.getSetting('HTTP_PROXY_PROT');
+    $aHeaders = array();
+
+    $sLogin = getSetting('HTTP_PROXY_LOGIN');
+    $sPassword = getSetting('HTTP_PROXY_PASSWORD');
+
+    if ($sLogin && $sPassword) {
+        $sAuth = base64_encode($sLogin.':'.$sPassword);
+        $aHeaders = array('Proxy-Authorization: Basic '.$sAuth);
+    }
+
+    $aProxyHeader = array(
+                     'proxy' => $sProxy,
+                     'request_fulluri' => true,
+                     'header' => $aHeaders
+                    );
 
-    return $oSql;
+    $aContext = array('http' => $aProxyHeader, 'https' => $aProxyHeader);
+    stream_context_set_default($aContext);
 }