Initial commit

2011-03-29 21:51:22 +04:00
commit b5f9941788
422 changed files with 128744 additions and 0 deletions
@@ -0,0 +1,139 @@
+<?php
+	/**
+	 * Does an export of a database, schema, or table (via pg_dump)
+	 * to the screen or as a download.
+	 *
+	 * $Id: dbexport.php,v 1.22 2007/03/25 03:15:09 xzilla Exp $
+	 */
+
+	// Prevent timeouts on large exports (non-safe mode only)
+	if (!ini_get('safe_mode')) set_time_limit(0);
+
+	// Include application functions
+	$_no_output = true;
+	$f_schema = $f_object = '';
+	include_once('./libraries/lib.inc.php');
+
+	// Are we doing a cluster-wide dump or just a per-database dump
+	$dumpall = ($_REQUEST['subject'] == 'server');
+	
+	// Check that database dumps are enabled.
+	if ($misc->isDumpEnabled($dumpall)) {
+
+		$server_info = $misc->getServerInfo();
+
+		// Get the path of the pg_dump/pg_dumpall executable
+		$exe = $misc->escapeShellCmd($server_info[$dumpall ? 'pg_dumpall_path' : 'pg_dump_path']);
+
+		// Obtain the pg_dump version number and check if the path is good
+		$version = array();
+		preg_match("/(\d+(?:\.\d+)?)(?:\.\d+)?.*$/", exec($exe . " --version"), $version);
+
+		if (empty($version)) {
+			if ($dumpall)
+				printf($lang['strbadpgdumpallpath'], $server_info['pg_dumpall_path']);
+			else
+				printf($lang['strbadpgdumppath'], $server_info['pg_dump_path']);
+			exit;
+		}
+
+		// Make it do a download, if necessary
+		switch($_REQUEST['output']){
+			case 'show':
+				header('Content-Type: text/plain');
+				break;
+			case 'download':
+				// Set headers.  MSIE is totally broken for SSL downloading, so
+				// we need to have it download in-place as plain text
+				if (strstr($_SERVER['HTTP_USER_AGENT'], 'MSIE') && isset($_SERVER['HTTPS'])) {
+					header('Content-Type: text/plain');
+				}
+				else {
+					header('Content-Type: application/download');
+					header('Content-Disposition: attachment; filename=dump.sql');
+				}
+				break;
+			case 'gzipped':
+				// MSIE in SSL mode cannot do this - it should never get to this point
+				header('Content-Type: application/download');
+				header('Content-Disposition: attachment; filename=dump.sql.gz');
+				break;
+		}
+
+		// Set environmental variables that pg_dump uses
+		putenv('PGPASSWORD=' . $server_info['password']);
+		putenv('PGUSER=' . $server_info['username']);
+		$hostname = $server_info['host'];
+		if ($hostname !== null && $hostname != '') {
+			putenv('PGHOST=' . $hostname);
+		}
+		$port = $server_info['port'];
+		if ($port !== null && $port != '') {
+			putenv('PGPORT=' . $port);
+		}
+
+		// Build command for executing pg_dump.  '-i' means ignore version differences.
+		$cmd = $exe . " -i";
+		
+		// we are PG 7.4+, so we always have a schema
+		if (isset($_REQUEST['schema'])) {
+			$f_schema = $_REQUEST['schema'];
+			$data->fieldClean($f_schema);
+		}
+
+		// Check for a specified table/view
+		switch ($_REQUEST['subject']) {
+		case 'schema':
+			// This currently works for 8.2+ (due to the orthoganl -t -n issue introduced then)
+			$cmd .= " -n " . $misc->escapeShellArg("\"{$f_schema}\"");
+			break; 
+		case 'table':
+		case 'view':
+			$f_object = $_REQUEST[$_REQUEST['subject']];
+			$data->fieldClean($f_object);
+
+			// Starting in 8.2, -n and -t are orthagonal, so we now schema qualify
+			// the table name in the -t argument and quote both identifiers
+			if ( ((float) $version[1]) >= 8.2 ) {
+				$cmd .= " -t " . $misc->escapeShellArg("\"{$f_schema}\".\"{$f_object}\"");
+            }
+			else {
+				// If we are 7.4 or higher, assume they are using 7.4 pg_dump and
+				// set dump schema as well.  Also, mixed case dumping has been fixed
+				// then..
+				$cmd .= " -t " . $misc->escapeShellArg($f_object)
+					. " -n " . $misc->escapeShellArg($f_schema);
+			}
+		}
+
+		// Check for GZIP compression specified
+		if ($_REQUEST['output'] == 'gzipped' && !$dumpall) {
+			$cmd .= " -Z 9";
+		}
+				
+		switch ($_REQUEST['what']) {
+			case 'dataonly':
+				$cmd .= ' -a';
+				if ($_REQUEST['d_format'] == 'sql') $cmd .= ' --inserts';
+				elseif (isset($_REQUEST['d_oids'])) $cmd .= ' -o';
+				break;
+			case 'structureonly':
+				$cmd .= ' -s';
+				if (isset($_REQUEST['s_clean'])) $cmd .= ' -c';
+				break;
+			case 'structureanddata':
+				if ($_REQUEST['sd_format'] == 'sql') $cmd .= ' --inserts';
+				elseif (isset($_REQUEST['sd_oids'])) $cmd .= ' -o';
+				if (isset($_REQUEST['sd_clean'])) $cmd .= ' -c';
+				break;
+		}
+
+		if (!$dumpall) {
+			putenv('PGDATABASE=' . $_REQUEST['database']);
+		}
+
+		// Execute command and return the output to the screen
+		passthru($cmd);
+	}
+
+?>