Merged stable branch up to 2.3.10
[fa-stable.git] / admin / db / maintenance_db.inc
index 81fc0abc0f764f8c4d140a13ad3bca26ec65c17d..ce8e550619a22ee44fb388c06a54a1b04eac3d22 100644 (file)
@@ -18,6 +18,8 @@
  * @param $strSortType String containing either asc or desc [default to asc]
  * @desc Naturally sorts an array using by the column $strSortBy
  */
+define('EXPORT_MAX_INSERT', 50000);
+
 function array_natsort($aryData, $strIndex, $strSortBy, $strSortType=false)
 {
    //    if the parameters are invalid
@@ -178,7 +180,7 @@ function update_extensions($extensions) {
        }
 
        // update per company files
-       $cnt = count($db_connections);
+       $cnt = max(1, count($db_connections));
        for($i = 0; $i < $cnt; $i++) 
        {
                $newexts = $extensions;
@@ -253,14 +255,20 @@ function write_lang()
 
 function db_import($filename, $connection, $force=true)
 {
-       global $db, $go_debug;
+       global $db, $go_debug, $sql_trail;
+
+       $sql_trail = false;
 
        $allowed_commands = array(
                "create"  => 'table_queries', 
+               "delimiter" => 'table_queries',
                "alter table" => 'table_queries', 
                "insert" => 'data_queries', 
                "update" => 'data_queries', 
-               "drop table if exists" => 'drop_queries');
+               "drop table if exists" => 'drop_queries',
+               "drop function if exists" => 'drop_queries',
+               "drop trigger if exists" => 'drop_queries',
+               );
        $ignored_mysql_errors = array( //errors ignored in normal (non forced) mode
                '1022', // duplicate key
                '1050', // Table %s already exists
@@ -286,6 +294,7 @@ function db_import($filename, $connection, $force=true)
 
        // parse input file
        $query_table = '';
+       $delimiter = ';';
        foreach($lines as $line_no => $line)
        {
                $line = trim($line);
@@ -298,6 +307,10 @@ function db_import($filename, $connection, $force=true)
                        {
                                if (strtolower(substr($line, 0, strlen($cmd))) == $cmd) 
                                {
+                                       if ($cmd == 'delimiter') {
+                                               $delimiter = trim(substr($line, 10));
+                                               continue 2;
+                                       }
                                        $query_table = $table;
                                        ${$query_table}[] = array('', $line_no+1);
                                        break;
@@ -307,9 +320,10 @@ function db_import($filename, $connection, $force=true)
                 if($query_table != '')  // inside allowed query
                 {
                        $table = $query_table;
-                       if (substr($line, -1) == ';') // end of query found
+
+                       if (substr($line, -strlen($delimiter)) == $delimiter) // end of query found
                        {
-                               $line = substr($line, 0, strlen($line) - 1); // strip ';'
+                               $line = substr($line, 0, strlen($line) - strlen($delimiter)); // strip delimiter
                                $query_table = '';
                        }
                        ${$table}[count(${$table}) - 1][0] .= $line . "\n";
@@ -367,6 +381,7 @@ function db_import($filename, $connection, $force=true)
        }
        
        db_query("SET foreign_key_checks=1");
+       if ($delimiter != ';') db_query("delimiter ;"); // just for any case
 
        if (count($sql_errors)) {
                // display first failure message; the rest are probably derivative 
@@ -431,23 +446,27 @@ function db_unzip($mode, $path)
        return explode("\n", $file_data);
 }
 
-function db_backup($conn, $ext='no', $comm='', $tbpref = TB_PREF)
+function db_backup($conn, $ext='no', $comm='', $path=null)
 {
        if ($conn['tbpref'] != "")
                $filename = $conn['dbname'] . "_" . $conn['tbpref'] . date("Ymd_Hi") . ".sql";
        else
                $filename = $conn['dbname'] . "_" . date("Ymd_Hi") . ".sql";
 
-       return db_export($conn, clean_file_name($filename), $ext, $comm, $tbpref);
+       if (!isset($path))
+               $path = BACKUP_PATH;
+
+       return db_export($conn, $path . clean_file_name($filename), $ext, $comm);
 }
 
 // generates a dump of $db database
 // $drop and $zip tell if to include the drop table statement or dry to pack
-function db_export($conn, $filename, $zip='no', $comment='', $tbpref = TB_PREF, $no_default=false)
+function db_export($conn, $filename, $zip='no', $comment='', $no_default=false)
 {
 
        global $app_title, $version, $power_url, $path_to_root;
 
+
     $error = false;
     // set max string size before writing to file
     $max_size = 1048576 * 2; // 2 MB
@@ -462,7 +481,7 @@ function db_export($conn, $filename, $zip='no', $comment='', $tbpref = TB_PREF,
        $backupfile = $filename . ".zip";
     else
        $backupfile = $filename;
-    $company = get_company_pref('coy_name', $tbpref);
+    $company = $conn['name']; // get_company_pref('coy_name');
 
     //create comment
     $out="# MySQL dump of database '".$conn["dbname"]."' on host '".$conn["host"]."'\n";
@@ -542,12 +561,12 @@ function db_export($conn, $filename, $zip='no', $comment='', $tbpref = TB_PREF,
 //                     if ($auto_incr[$tablename])
 //                             $out.=" AUTO_INCREMENT=".$auto_incr[$tablename];
                        $out.=" ;";
-                       $out.="\n\n\n";
+                       $out.="\n\n";
 
                        // export data
                        if (!$error)
                        {
-                               $out.="### Data of table `".$tablename."` ###\n\n";
+                               $out.="### Data of table `".$tablename."` ###\n";
 
                                // check if field types are NULL or NOT NULL
                                $res3 = db_query("SHOW COLUMNS FROM `" . $tablename . "`");
@@ -560,18 +579,40 @@ function db_export($conn, $filename, $zip='no', $comment='', $tbpref = TB_PREF,
                                }
 
                                $res2 = db_query("SELECT * FROM `" . $tablename . "`");
+                               $maxinsert = 0;
+                               $insert = '';
                                for ($j = 0; $j < db_num_rows($res2); $j++)
                                {
-                                       $out .= "INSERT INTO `" . $tablename . "` VALUES (";
                                        $row2 = db_fetch_row($res2);
-                                       // run through each field
+                                       $values = '(';
                                        for ($k = 0; $k < $nf = db_num_fields($res2); $k++)
                                        {
-                                               $out .= db_escape($row2[$k], $field_null[$k]);
+                                               $values .= db_escape($row2[$k], $field_null[$k]);
                                                if ($k < ($nf - 1))
-                                                       $out .= ", ";
+                                                       $values .= ', ';
+                                       }
+                                       $values .= ')';
+                                       $len = strlen($values);
+                                       if ($maxinsert < $len+1)
+                                       {
+                                               $maxinsert = EXPORT_MAX_INSERT;
+                                               if ($insert)
+                                               {
+                                                       $out .= $insert .';'; // flush insert query
+                                                       $insert = '';
+                                               }
+                                       }
+
+                                       if ($insert == '')
+                                       {
+                                               $insert = "\nINSERT INTO `" . $tablename . "` VALUES\n";
+                                               $maxinsert -= strlen($insert);
+                                       } else {
+                                               $insert .= ",\n";
                                        }
-                                       $out .= ");\n";
+
+                                       $maxinsert -= $len;
+                                       $insert .= $values;
 
                                        // if saving is successful, then empty $out, else set error flag
                                        if (strlen($out) > $max_size && $zip != "zip")
@@ -582,12 +623,13 @@ function db_export($conn, $filename, $zip='no', $comment='', $tbpref = TB_PREF,
                                                        $error = true;
                                        }
                                }
-
+                               if ($insert)
+                                       $out .= $insert. ';';
                        // an error occurred! Try to delete file and return error status
                        }
                        elseif ($error)
                        {
-                               @unlink(BACKUP_PATH . $backupfile);
+                               @unlink($backupfile);
                                return false;
                        }
 
@@ -605,7 +647,7 @@ function db_export($conn, $filename, $zip='no', $comment='', $tbpref = TB_PREF,
        }
        else
        {
-               @unlink(BACKUP_PATH . $backupfile);
+               @unlink($backupfile);
                return false;
        }
 
@@ -617,7 +659,7 @@ function db_export($conn, $filename, $zip='no', $comment='', $tbpref = TB_PREF,
        }
        else
        {
-               @unlink(BACKUP_PATH . $backupfile);
+               @unlink($backupfile);
                return false;
        }
     return $backupfile;
@@ -674,13 +716,15 @@ function order_sql_tables($tables, $fks)
 
 // saves the string in $fileData to the file $backupfile as gz file or not ($zip)
 // returns backup file name if name has changed (zip), else TRUE. If saving failed, return value is FALSE
-function save_to_file($backupfile, $zip, $fileData)
+function save_to_file($path, $zip, $fileData)
 {
        global $path_to_root;
 
+       $backupfile = basename($path);
+
     if ($zip == "gzip")
     {
-        if ($zp = @gzopen(BACKUP_PATH . $backupfile, "a9"))
+        if ($zp = @gzopen($path, "a9"))
         {
                        @gzwrite($zp, $fileData);
                        @gzclose($zp);
@@ -720,7 +764,7 @@ function save_to_file($backupfile, $zip, $fileData)
         $c_len = strlen($zdata);
 
         // dos time
-        $timearray = getdate($zip);
+        $timearray = getdate();
         $dostime = (($timearray['year'] - 1980) << 25) | ($timearray['mon'] << 21) | ($timearray['mday'] << 16) |
             ($timearray['hours'] << 11) | ($timearray['minutes'] << 5) | ($timearray['seconds'] >> 1);
         $dtime = dechex($dostime);
@@ -757,7 +801,7 @@ function save_to_file($backupfile, $zip, $fileData)
         // total # of entries "on this disk", total # of entries overall, size of central dir, offset to start of central dir, .zip file comment length
         $fileData .= pack('v', 1) . pack('v', 1) . pack('V', strlen($cdrec)) . pack('V', strlen($fr)) . "\x00\x00";
 
-        if ($zp = @fopen(BACKUP_PATH . $backupfile, "a"))
+        if ($zp = @fopen($path, "a"))
         {
                        @fwrite($zp, $fileData);
                        @fclose($zp);
@@ -772,7 +816,7 @@ function save_to_file($backupfile, $zip, $fileData)
     }
     else
     {
-        if ($zp = @fopen(BACKUP_PATH . $backupfile, "a"))
+        if ($zp = @fopen($path, "a"))
         {
                        @fwrite($zp, $fileData);
                        @fclose($zp);