<?php
+/**********************************************************************
+ Copyright (C) FrontAccounting, LLC.
+ Released under the terms of the GNU General Public License,
+ GPL, as published by the Free Software Foundation, either version
+ 3 of the License, or (at your option) any later version.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ See the License here <http://www.gnu.org/licenses/gpl-3.0.html>.
+***********************************************************************/
+
+/**
+ * @return Returns the array sorted as required
+ * @param $aryData Array containing data to sort
+ * @param $strIndex name of column to use as an index
+ * @param $strSortBy Column to sort the array by
+ * @param $strSortType String containing either asc or desc [default to asc]
+ * @desc Naturally sorts an array using by the column $strSortBy
+ */
+function array_natsort($aryData, $strIndex, $strSortBy, $strSortType=false)
+{
+ // if the parameters are invalid
+ if (!is_array($aryData) || !$strSortBy)
+ // return the array
+ return $aryData;
+
+ // create our temporary arrays
+ $arySort = $aryResult = array();
+
+ // loop through the array
+ foreach ($aryData as $key => $aryRow)
+ // set up the value in the array
+ $arySort[$strIndex ? $aryRow[$strIndex] : $key] = $aryRow[$strSortBy];
+
+ // apply the natural sort
+ natsort($arySort);
+
+ // if the sort type is descending
+ if ($strSortType=="desc")
+ // reverse the array
+ arsort($arySort);
+
+ // loop through the sorted and original data
+ foreach ($arySort as $arySortKey => $arySorted)
+ if($strIndex)
+ {
+ foreach ($aryData as $aryOriginal)
+ // if the key matches
+ if ($aryOriginal[$strIndex]==$arySortKey)
+ // add it to the output array
+ array_push($aryResult, $aryOriginal);
+ } else
+ $aryResult[$arySortKey] = $aryData[$arySortKey];
+ // return the return
+ return $aryResult;
+}
+
+function update_admin_password($conn, $password)
+{
+ $sql = "UPDATE ".$conn['tbpref']."users SET password=".db_escape($password) . "
+ WHERE user_id='admin'";
+ db_query($sql, "could not update user password for 'admin'");
+}
function write_config_db($new = false)
{
global $path_to_root, $def_coy, $db_connections, $tb_pref_counter;
- include_once($path_to_root . "/config_db.php");
if ($new)
$tb_pref_counter++;
$n = count($db_connections);
$msg = "<?php\n\n";
$msg .= "/*Connection Information for the database\n";
- $msg .= "- \$def_coy is the default company that is pre-selected on login\n\n";
- $msg .= "- host is the computer ip address or name where the database is the default is localhost assuming that the web server is also the sql server\n\n";
- $msg .= "- user is the user name under which the database should be accessed - need to change to the mysql (or other DB) user set up for purpose\n";
- $msg .= " NB it is not secure to use root as the user with no password - a user with appropriate privileges must be set up\n\n";
- $msg .= "- password is the password the user of the database requires to be sent to authorise the above database user\n\n";
- $msg .= "- DatabaseName is the name of the database as defined in the RDMS being used. Typically RDMS allow many databases to be maintained under the same server.\n";
- $msg .= " The scripts for MySQL provided use the name logicworks */\n\n\n";
-
- $msg .= "\$def_coy = " . $def_coy . ";\n\n";
- $msg .= "\$tb_pref_counter = " . $tb_pref_counter . ";\n\n";
- $msg .= "\$db_connections = array (\n";
- $msg .= "\t0 => ";
- for ($i = 0; $i < $n; $i++)
- {
- if ($i > 0)
- $msg .= "\tarray ";
- else
- $msg .= "array ";
- $msg .= "('name' => '" . $db_connections[$i]['name'] . "',\n";
- $msg .= "\t\t'host' => '" . $db_connections[$i]['host'] . "',\n";
- $msg .= "\t\t'dbuser' => '" . $db_connections[$i]['dbuser'] . "',\n";
- $msg .= "\t\t'dbpassword' => '" . $db_connections[$i]['dbpassword'] . "',\n";
- $msg .= "\t\t'dbname' => '" . $db_connections[$i]['dbname'] . "',\n";
- $msg .= "\t\t'tbpref' => '" . $db_connections[$i]['tbpref'] . "')";
- if ($i != $n - 1)
- $msg .= ",";
- $msg .= "\n\n";
- }
- $msg .= "\t);\n?>";
+ $msg .= "\$def_coy - the default company that is pre-selected on login\n\n";
+ $msg .= "'host' - the computer ip address or name where the database is. The default is 'localhost' assuming that the web server is also the sql server.\n\n";
+ $msg .= "'dbuser' - the user name under which the company database should be accessed.\n";
+ $msg .= " NB it is not secure to use root as the dbuser with no password - a user with appropriate privileges must be set up.\n\n";
+ $msg .= "'dbpassword' - the password required for the dbuser to authorise the above database user.\n\n";
+ $msg .= "'dbname' - the name of the database as defined in the RDMS being used. Typically RDMS allow many databases to be maintained under the same server.\n";
+ $msg .= "'tbpref' - prefix on table names, or '' if not used. Always use non-empty prefixes if multiply company use the same database.\n";
+ $msg .= "*/\n\n\n";
+
+ $msg .= "\$def_coy = " . $def_coy . ";\n\n";
+ $msg .= "\$tb_pref_counter = " . $tb_pref_counter . ";\n\n";
+ $msg .= "\$db_connections = " .var_export($db_connections, true);
+ $msg .= ";\n?>";
$filename = $path_to_root . "/config_db.php";
// Check if the file exists and is writable first.
- if (file_exists($filename) && is_writable($filename))
+ if ((!file_exists($filename) && is_writable($path_to_root)) || is_writable($filename))
{
- if (!$zp = fopen($filename, 'w'))
+ if (!$zp = fopen($filename, 'w'))
{
return -1;
- }
- else
+ }
+ else
{
- if (!fwrite($zp, $msg))
+ if (!fwrite($zp, $msg))
{
fclose($zp);
return -2;
// Close file
fclose($zp);
}
- }
- else
+ }
+ else
{
return -3;
}
return 0;
}
-function db_create_db($connection)
+function write_extensions($extensions=null, $company = -1)
{
- $db = mysql_connect($connection["host"] ,
- $connection["dbuser"], $connection["dbpassword"]);
- if (!mysql_select_db($connection["dbname"], $db))
+ global $path_to_root, $installed_extensions, $next_extension_id;
+
+ if (!isset($extensions)) {
+ $extensions = $installed_extensions;
+ }
+ if (!isset($next_extension_id)) {
+ $next_extension_id = 1;
+ }
+
+ $msg = "<?php\n\n";
+ if ($company == -1)
+ $msg .=
+"/* List of installed additional extensions. If extensions are added to the list manually
+ make sure they have unique and so far never used extension_ids as a keys,
+ and \$next_extension_id is also updated. More about format of this file yo will find in
+ FA extension system documentation.
+*/
+\n\$next_extension_id = $next_extension_id; // unique id for next installed extension\n\n";
+ else
+ $msg .=
+"/*
+ Do not edit this file manually. This copy of global file is overwritten
+ by extensions editor.
+*/\n\n";
+
+ $msg .= "\$installed_extensions = ". var_export($extensions, true);
+ $msg .= ";\n?>";
+ $filename = $path_to_root . ($company==-1 ? '' : '/company/'.$company)
+ .'/installed_extensions.php';
+
+ // Check if the file is writable first.
+ if (!$zp = @fopen($filename, 'w'))
{
- $sql = "CREATE DATABASE " . $connection["dbname"] . "";
- if (!mysql_query($sql))
- return 0;
- mysql_select_db($connection["dbname"], $db);
- }
- return $db;
+ display_error(sprintf(_("Cannot open the extension setup file '%s' for writing."),
+ $filename));
+ return false;
+ }
+ else
+ {
+ if (!fwrite($zp, $msg))
+ {
+ display_error(sprintf(_("Cannot write to the extensions setup file '%s'."),
+ $filename));
+ fclose($zp);
+ return false;
+ }
+ // Close file
+ fclose($zp);
+ }
+ return true;
}
+//---------------------------------------------------------------------------------------------
+//
+// Update per-company list of installed extensions
+//
+function update_extensions($extensions) {
+ global $db_connections;
+
+ if (!write_extensions($extensions)) {
+ display_notification(_("Cannot update system extensions list."));
+ return false;
+ }
-function db_drop_db($connection)
-{
- if ($connection["tbpref"] == "")
+ // update per company files
+ $cnt = count($db_connections);
+ for($i = 0; $i < $cnt; $i++)
{
- $sql = "DROP DATABASE " . $connection["dbname"] . "";
- return mysql_query($sql);
+ $newexts = $extensions;
+ // update 'active' status
+ $exts = get_company_extensions($i);
+ foreach ($exts as $key => $ext)
+ {
+ if (isset($newexts[$key]))
+ $newexts[$key]['active'] = $exts[$key]['active'];
+ }
+ if(!write_extensions($newexts, $i))
+ {
+ display_notification(sprintf(_("Cannot update extensions list for company '%s'."),
+ $db_connections[$i]['name']));
+ return false;
+ }
}
- else
+ return true;
+}
+
+
+function write_lang()
+{
+ global $path_to_root, $installed_languages, $dflt_lang;
+
+ $installed_languages = array_natsort($installed_languages, 'code', 'code');
+ $n = count($installed_languages);
+ $msg = "<?php\n\n";
+
+ $msg .= "/* How to make new entries here for non-packaged languages:\n\n";
+ $msg .= "-- 'code' should match the name of the directory for the language under \\lang\n.";
+ $msg .= "-- 'name' is the name that will be displayed in the language selection list (in Users and Display Setup)\n";
+ $msg .= "-- 'rtl' only needs to be set for right-to-left languages like Arabic and Hebrew\n";
+ $msg .= "-- 'encoding' used in translation file\n";
+ $msg .= "-- 'version' always set to '' for manually installed languages.\n";
+ $msg .= "-- 'path' installation path related to FA root (e.g. 'lang/en_US').\n";
+ $msg .= "*/\n\n\n";
+
+ $msg .= "\$installed_languages = " . var_export($installed_languages, true);
+ $msg .= ";\n";
+ $msg .= "\n\$dflt_lang = '$dflt_lang';\n?>\n";
+
+ $path = $path_to_root . "/lang";
+ $filename = $path.'/installed_languages.inc';
+ // Check if directory exists and is writable first.
+ if (file_exists($path) && is_writable($path))
{
- $res = db_query("show table status");
- $all_tables = array();
- while($row = db_fetch($res))
- $all_tables[] = $row;
- // get table structures
- foreach ($all_tables as $table)
+ if (!$zp = fopen($filename, 'w'))
{
- if (strpos($table['Name'], $connection["tbpref"]) !== false)
- db_query("DROP TABLE `".$table['Name'] . "`");
+ display_error(_("Cannot open the languages file - ") . $filename);
+ return false;
+ }
+ else
+ {
+ if (!fwrite($zp, $msg))
+ {
+ display_error(_("Cannot write to the language file - ") . $filename);
+ fclose($zp);
+ return false;
+ }
+ // Close file
+ fclose($zp);
}
- //deleting the tables, how??
- return true;
}
-}
+ else
+ {
+ display_error(_("The language files folder ") . $path . _(" is not writable. Change its permissions so it is, then re-run the operation."));
+ return false;
+ }
+ return true;
+}
-function db_import($filename, $connection)
+function db_import($filename, $connection, $force=true)
{
+ global $db, $go_debug;
+
+ $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 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
+ '1060', // duplicate column name
+ '1061', // duplicate key name
+ '1062', // duplicate key entry
+ '1091' // can't drop key/column check if exists
+ );
$data_queries = array();
$drop_queries = array();
$table_queries = array();
+ $sql_errors = array();
+ ini_set("max_execution_time", "180");
+ db_query("SET foreign_key_checks=0");
// uncrompress gziped backup files
- if (strpos($filename, ".gzip") || strpos($filename, ".GZIP"))
+ if (strpos($filename, ".gz") || strpos($filename, ".GZ"))
$lines = db_ungzip("lines", $filename);
elseif (strpos($filename, ".zip") || strpos($filename, ".ZIP"))
$lines = db_unzip("lines", $filename);
- else
+ else
$lines = file("". $filename);
- // divide insert and create sql queries
- // $table is set to TRUE if the next line belongs to a create sql query
- $table = false;
- foreach($lines as $line)
+ // parse input file
+ $query_table = '';
+ $delimiter = ';';
+ foreach($lines as $line_no => $line)
{
$line = trim($line);
-
+
$line = str_replace("0_", $connection["tbpref"], $line);
- $line = str_replace("Y_", "0_", $line);
- // the last line did not belong to a 'create' sql query
- if (!$table)
- {
- // this line does not, too
- if (strtolower(substr($line,0,6)) == "insert")
+ if ($query_table == '')
+ { // check if line begins with one of allowed queries
+ foreach($allowed_commands as $cmd => $table)
{
- $data_queries[] = substr($line, 0, strlen($line) - 1);
-
- // this line does not, too
- }
- elseif (strtolower(substr($line, 0, 20)) == "drop table if exists")
- {
- $drop_queries[] = substr($line, 0, strlen($line) - 1);
+// if (strtolower(substr($line, 0, strlen($cmd))) == $cmd)
+ if (stripos($line, $cmd) === 0)
+ {
+ if ($cmd == 'delimiter') {
+ $delimiter = trim(substr($line, 10));
+ continue 2;
+ }
+ $query_table = $table;
+ ${$query_table}[] = array('', $line_no+1);
+ break;
+ }
+ }
+ }
+ if($query_table != '') // inside allowed query
+ {
+ $table = $query_table;
- // this line does!
- }
- elseif (strtolower(substr($line, 0, 6)) == "create")
+ if (substr($line, -strlen($delimiter)) == $delimiter) // end of query found
{
- $table = true;
- $table_queries[] = $line . "\n";
+ $line = substr($line, 0, strlen($line) - strlen($delimiter)); // strip delimiter
+ $query_table = '';
}
-
- // the current line belongs to a create sql query
- }
- else
- {
-
- // create sql query ending in this line
- if (strtolower(substr($line, 0, 1)) == ")")
- $table = false;
- $table_queries[count($table_queries) - 1] .= $line . "\n";
+ ${$table}[count(${$table}) - 1][0] .= $line . "\n";
}
+
}
-
- $sql_error = false;
-
+/*
+ { // for debugging purposes
+ global $path_to_root;
+ $f = fopen($path_to_root.'/tmp/dbimport.txt', 'w+');
+ fwrite($f, print_r($drop_queries,true) ."\n");
+ fwrite($f, print_r($table_queries,true) ."\n");
+ fwrite($f, print_r($data_queries,true));
+ fclose($f);
+ }
+*/
// execute drop tables if exists queries
- if (is_array($drop_queries))
+ if (is_array($drop_queries))
{
- foreach($drop_queries as $drop_query)
+ foreach($drop_queries as $drop_query)
{
- $sql_error = false;
- if (!db_query($drop_query))
+ if (!db_query($drop_query[0]))
{
- $sql_error = true;
- //if ($CONF['import_error']) echo nl2br($drop_query)."\n<div class=\"bold_left\">".mysql_error()."</div><br>\n";
+ if (!in_array(db_error_no(), $ignored_mysql_errors) || !$force)
+ $sql_errors[] = array(db_error_msg($db), $drop_query[1]);
}
}
}
// execute create tables queries
- if (is_array($table_queries))
+ if (is_array($table_queries))
{
- foreach($table_queries as $table_query)
+ foreach($table_queries as $table_query)
{
- $sql_error = false;
- if (!db_query($table_query))
- {
- $sql_error = true;
- //if ($CONF['import_error']) echo nl2br($table_query)."\n<div class=\"bold_left\">".mysql_error()."</div><br>\n";
+ if (!db_query($table_query[0]))
+ {
+ if (!in_array(db_error_no(), $ignored_mysql_errors) || !$force) {
+ $sql_errors[] = array(db_error_msg($db), $table_query[1]);
+ }
}
}
}
// execute insert data queries
- if (is_array($data_queries))
+ if (is_array($data_queries))
{
- foreach($data_queries as $data_query)
+ foreach($data_queries as $data_query)
{
- $sql_error = false;
- if (!db_query($data_query))
+ if (!db_query($data_query[0]))
{
- //if ($CONF['import_error']) echo $data_query."\n<div class=\"bold_left\">".mysql_error()."</div><br>\n";
- $sql_error = true;
+ if (!in_array(db_error_no(),$ignored_mysql_errors) || !$force)
+ $sql_errors[] = array(db_error_msg($db), $data_query[1]);
}
}
}
-
- // show number successful executed querys or if an error did occur
- if ($sql_error == 1)
+
+ 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
+ $err = $sql_errors[0];
+ display_error(sprintf(_("SQL script execution failed in line %d: %s"),
+ $err[1], $err[0]));
return false;
- //echo "<div class=\"red\">".IM_ERROR.".</div>\n";
- else
+ } else
return true;
- //echo "<div class=\"green\">".IM_SUCCESS." ".count($table_queries)." ".IM_TABLES." ".count($data_queries)." ".IM_ROWS." (".$import_file.")</div>\n";
- //$shell_command = C_MYSQL_PATH . " -h $host -u $user -p{$password} $dbname < $filename";
- //shell_exec($shell_command);
}
// returns the content of the gziped $path backup file. use of $mode see below
-function db_ungzip($mode, $path)
+function db_ungzip($mode, $path)
{
$file_data = gzfile($path);
// returns one string or an array of lines
- if ($mode != "lines")
- return implode("",$file_data);
- else
+ if ($mode != "lines")
+ return implode("",$file_data);
+ else
return $file_data;
}
// returns the content of the ziped $path backup file. use of $mode see below
-function db_unzip($mode, $path)
+function db_unzip($mode, $path)
{
$all = false;
$all = implode("", file($path));
// convert path to name of ziped file
- $filename = ereg_replace(".*/", "", $path);
+ $filename = preg_replace("/.*\//", "", $path);
$filename = substr($filename, 0, strlen($filename) - 4);
-
+
// compare filname in zip and filename from $_GET
- if (substr($all, 30, strlen($filename)) != $filename)
- {
- return '';
- // exit if names differ
- //echo F_WRONG_FILE.".";
- //exit;
- }
- else
+ if (substr($all, 30, strlen($filename)-4) . substr($all, 30+strlen($filename)+9, 4)
+ != $filename) {
+ return ''; // exit if names differ
+ }
+ else
{
// get the suffix of the filename in hex
- $crc_bugfix = substr(substr($filename, 0, strlen($filename) - 4), strlen($filename) - 12 - 4);
+ $crc_bugfix = substr($all, 30, strlen($filename)+13);
+ $crc_bugfix = substr(substr($crc_bugfix, 0, strlen($crc_bugfix) - 4),
+ strlen($crc_bugfix) - 12 - 4);
$suffix = false;
-
// convert hex to ascii
- for ($i=0; $i < 12; )
+ for ($i=0; $i < 12; )
$suffix .= chr($crc_bugfix[$i++] . $crc_bugfix[$i++] . $crc_bugfix[$i++]);
// remove central directory information (we have always just one ziped file)
- $comp = substr($all, -(strlen($all) - 30 - strlen($filename)));
- $comp = substr($comp, 0, (strlen($comp) - 80 - strlen($filename)));
+ $comp = substr($all, -(strlen($all) - 30 - strlen($filename)-13));
+ $comp = substr($comp, 0, (strlen($comp) - 80 - strlen($filename)-13));
// fix the crc bugfix (see function save_to_file)
$comp = "x\9c" . $comp . $suffix;
}
// returns one string or an array of lines
- if ($mode != "lines")
- return $file_data;
- else
+ if ($mode != "lines")
+ return $file_data;
+ else
return explode("\n", $file_data);
}
+function db_backup($conn, $ext='no', $comm='', $tbpref = TB_PREF)
+{
+ if ($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);
+}
+
// 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', $comment='')
+function db_export($conn, $filename, $zip='no', $comment='', $tbpref = TB_PREF, $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
// changes max size if value can be retrieved
- if (ini_get("memory_limit"))
+ if (ini_get("memory_limit"))
$max_size = 900000 * ini_get("memory_limit");
-
+
// set backupfile name
- if ($zip == "gzip")
+ if ($zip == "gzip")
$backupfile = $filename . ".gz";
- elseif ($zip == "zip")
+ elseif ($zip == "zip")
$backupfile = $filename . ".zip";
- else
+ else
$backupfile = $filename;
- $company = get_company_pref('coy_name');
+ $company = get_company_pref('coy_name', $tbpref);
+
//create comment
$out="# MySQL dump of database '".$conn["dbname"]."' on host '".$conn["host"]."'\n";
$out.="# Backup Date and Time: ".date("Y-m-d H:i")."\n";
$out.="# Built by " . $app_title . " " . $version ."\n";
$out.="# ".$power_url."\n";
- $out.="# Company: ".$company."\n";
+ $out.="# Company: ". @html_entity_decode($company, ENT_QUOTES, $_SESSION['language']->encoding)."\n";
$out.="# User: ".$_SESSION["wa_current_user"]->name."\n\n";
// write users comment
- if ($comment)
+ if ($comment)
{
$out .= "# Comment:\n";
$comment=preg_replace("'\n'","\n# ","# ".$comment);
//$comment=str_replace("\n", "\n# ", $comment);
- foreach(explode("\n",$comment) as $line)
+ foreach(explode("\n",$comment) as $line)
$out .= $line."\n";
$out.="\n";
}
-
+
//$out.="use ".$db.";\n"; we don't use this option.
// get auto_increment values and names of all tables
$res = db_query("show table status");
$all_tables = array();
- while($row = db_fetch($res))
+ while($row = db_fetch($res))
{
- if ($conn["tbpref"] == "" || strpos($row['Name'], $conn["tbpref"]) !== false)
+ if (($conn["tbpref"] == "" && !preg_match('/[0-9]+_/', $row['Name'])) ||
+ ($conn["tbpref"] != "" && strpos($row['Name'], $conn["tbpref"]) === 0))
$all_tables[] = $row;
- }
+ }
// get table structures
- foreach ($all_tables as $table)
+ foreach ($all_tables as $table)
{
$res1 = db_query("SHOW CREATE TABLE `" . $table['Name'] . "`");
$tmp = db_fetch($res1);
$fks = array();
if (isset($table_sql))
{
- foreach($table_sql as $tablenme=>$table)
+ foreach($table_sql as $tablenme=>$table)
{
$tmp_table=$table;
// save all tables, needed for creating this table in $fks
- while (($ref_pos = strpos($tmp_table, " REFERENCES ")) > 0)
+ while (($ref_pos = strpos($tmp_table, " REFERENCES ")) > 0)
{
$tmp_table = substr($tmp_table, $ref_pos + 12);
$ref_pos = strpos($tmp_table, "(");
$all_tables = order_sql_tables($all_tables, $fks);
// as long as no error occurred
- if (!$error)
+ if (!$error)
{
- //while($row=@mysql_fetch_array($res))
- foreach ($all_tables as $row)
+ foreach ($all_tables as $row)
{
$tablename = $row['Name'];
$auto_incr[$tablename] = $row['Auto_increment'];
$out.="### Structure of table `".$tablename."` ###\n\n";
$out.="DROP TABLE IF EXISTS `".$tablename."`;\n\n";
+ if ($no_default && ($def_pos = strpos($table_sql[$tablename], "DEFAULT CHARSET")) > 0)
+ $table_sql[$tablename] = substr($table_sql[$tablename], 0, $def_pos);
$out.=$table_sql[$tablename];
// add auto_increment value
- if ($auto_incr[$tablename])
- $out.=" AUTO_INCREMENT=".$auto_incr[$tablename];
+// if ($auto_incr[$tablename])
+// $out.=" AUTO_INCREMENT=".$auto_incr[$tablename];
$out.=" ;";
$out.="\n\n\n";
// export data
- if (!$error)
+ if (!$error)
{
$out.="### Data of table `".$tablename."` ###\n\n";
// check if field types are NULL or NOT NULL
$res3 = db_query("SHOW COLUMNS FROM `" . $tablename . "`");
- $field_type = array();
+ $field_null = array();
for ($j = 0; $j < db_num_rows($res3); $j++)
{
$row3 = db_fetch($res3);
- $field_type[] = $row3[2];
+ $field_null[] = $row3[2]=='YES' && $row3[4]===null;
}
$res2 = db_query("SELECT * FROM `" . $tablename . "`");
$out .= "INSERT INTO `" . $tablename . "` VALUES (";
$row2 = db_fetch_row($res2);
// run through each field
- for ($k = 0; $k < $nf = db_num_fields($res2); $k++)
+ for ($k = 0; $k < $nf = db_num_fields($res2); $k++)
{
- // identify null values and save them as null instead of ''
- if ($field_type[$k] != "" && $row2[$k] == "")
- $out .= "NULL";
- else
- $out .= "'" . db_escape($row2[$k]) . "'";
- if ($k < ($nf - 1))
+ $out .= db_escape($row2[$k], $field_null[$k]);
+ if ($k < ($nf - 1))
$out .= ", ";
}
$out .= ");\n";
// if saving is successful, then empty $out, else set error flag
- if (strlen($out) > $max_size && $zip != "zip")
+ if (strlen($out) > $max_size && $zip != "zip")
{
- if (save_to_file($backupfile, $zip, $out))
- $out = "";
- else
+ if (save_to_file($backupfile, $zip, $out))
+ $out = "";
+ else
$error = true;
}
}
// an error occurred! Try to delete file and return error status
- }
- elseif ($error)
+ }
+ elseif ($error)
{
- @unlink($path_to_root . BACKUP_PATH . $backupfile);
+ @unlink(BACKUP_PATH . $backupfile);
return false;
}
// if saving is successful, then empty $out, else set error flag
- if (strlen($out) > $max_size && $zip != "zip")
+ if (strlen($out) > $max_size && $zip != "zip")
{
- if (save_to_file($backupfile, $zip, $out))
- $out= "";
- else
+ if (save_to_file($backupfile, $zip, $out))
+ $out= "";
+ else
$error = true;
}
}
// an error occurred! Try to delete file and return error status
- }
- else
+ }
+ else
{
- @unlink($path_to_root . BACKUP_PATH . $backupfile);
+ @unlink(BACKUP_PATH . $backupfile);
return false;
}
- // if (mysql_error()) return "DB_ERROR";
- //@mysql_close($con);
-
- //if ($zip == "zip")
+ //if ($zip == "zip")
// $zip = $time;
- if (save_to_file($backupfile, $zip, $out))
+ if (save_to_file($backupfile, $zip, $out))
{
$out = "";
- }
- else
+ }
+ else
{
- @unlink($path_to_root . BACKUP_PATH . $backupfile);
+ @unlink(BACKUP_PATH . $backupfile);
return false;
}
return $backupfile;
// orders the tables in $tables according to the constraints in $fks
// $fks musst be filled like this: $fks[tablename][0]=needed_table1; $fks[tablename][1]=needed_table2; ...
-function order_sql_tables($tables, $fks)
+function order_sql_tables($tables, $fks)
{
// do not order if no contraints exist
- if (!count($fks))
+ if (!count($fks))
return $tables;
// order
$new_tables = array();
$existing = array();
$modified = true;
- while (count($tables) && $modified == true)
+ while (count($tables) && $modified == true)
{
$modified = false;
- foreach ($tables as $key=>$row)
+ foreach ($tables as $key=>$row)
{
// delete from $tables and add to $new_tables
- if (isset($fks[$row['Name']]))
+ if (isset($fks[$row['Name']]))
{
- foreach($fks[$row['Name']] as $needed)
+ foreach($fks[$row['Name']] as $needed)
{
// go to next table if not all needed tables exist in $existing
- if (!in_array($needed,$existing))
+ if (!in_array($needed,$existing))
continue 2;
}
}
}
}
- if (count($tables))
+ if (count($tables))
{
// probably there are 'circles' in the constraints, bacause of that no proper backups can be created yet
// TODO: this will be fixed sometime later through using 'alter table' commands to add the constraints after generating the tables
// until now, just add the lasting tables to $new_tables, return them and print a warning
- foreach($tables as $row)
+ foreach($tables as $row)
$new_tables[] = $row;
echo "<div class=\"red_left\">THIS DATABASE SEEMS TO CONTAIN 'RING CONSTRAINTS'. WA DOES NOT SUPPORT THEM. PROBABLY THE FOLOWING BACKUP IS DEFECT!</div>";
}
// 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, $fileData)
+function save_to_file($backupfile, $zip, $fileData)
{
global $path_to_root;
-
- if ($zip == "gzip")
+
+ if ($zip == "gzip")
{
- if ($zp = @gzopen($path_to_root . BACKUP_PATH . $backupfile, "a9"))
+ if ($zp = @gzopen(BACKUP_PATH . $backupfile, "a9"))
{
@gzwrite($zp, $fileData);
@gzclose($zp);
return true;
- }
- else
+ }
+ else
{
return false;
}
-
+
// $zip contains the timestamp
- }
- elseif ($zip == "zip")
+ }
+ elseif ($zip == "zip")
{
// based on zip.lib.php 2.2 from phpMyBackupAdmin
// offical zip format: http://www.pkware.com/appnote.txt
-
+
// End of central directory record
$eof_ctrl_dir = "\x50\x4b\x05\x06\x00\x00\x00\x00";
$crc = crc32($fileData);
$zdata = gzcompress($fileData);
- // string needed for decoding (because of crc bug)
- //$name_suffix = substr($zdata, -4, 4);
- //$name_suffix2 = "_";
- //for ($i = 0; $i < 4; $i++)
- // $name_suffix2 .= sprintf("%03d", ord($name_suffix[$i]));
- //$backupfile = substr($backupfile, 0, strlen($backupfile) - 8) . $name_suffix2 . ".sql.zip";
- $name = substr($backupfile, 0, strlen($backupfile) -4);
+ // extend stored file name with suffix
+ // needed for decoding (because of crc bug)
+ $name_suffix = substr($zdata, -4, 4);
+ $name_suffix2 = "_";
+ for ($i = 0; $i < 4; $i++)
+ $name_suffix2 .= sprintf("%03d", ord($name_suffix[$i]));
+
+ $name = substr($backupfile, 0, strlen($backupfile) - 8) . $name_suffix2 . ".sql";
// fix crc bug
$zdata = substr(substr($zdata, 0, strlen($zdata) - 4), 2);
$c_len = strlen($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);
// crc32, compressed filesize, uncompressed filesize
$sub2 = pack('V', $crc) . pack('V', $c_len) . pack('V', $unc_len);
-
+
$fr = "\x50\x4b\x03\x04" . $sub1. $sub2;
-
+
// length of filename, extra field length
$fr .= pack('v', strlen($name)) . pack('v', 0);
$fr .= $name;
$cdrec = "\x50\x4b\x01\x02";
$cdrec .= "\x00\x00"; // version made by
$cdrec .= $sub1 . $sub2;
-
+
// length of filename, extra field length, file comment length, disk number start, internal file attributes, external file attributes - 'archive' bit set, offset
$cdrec .= pack('v', strlen($name)) . pack('v', 0) . pack('v', 0) . pack('v', 0) . pack('v', 0) . pack('V', 32) . pack('V',0);
$cdrec .= $name;
// combine data
$fileData = $fr . $cdrec . $eof_ctrl_dir;
-
+
// 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($path_to_root . BACKUP_PATH . $backupfile, "a"))
+
+ if ($zp = @fopen(BACKUP_PATH . $backupfile, "a"))
{
@fwrite($zp, $fileData);
@fclose($zp);
return true;
- }
- else
+ }
+ else
{
return false;
}
-
+
// uncompressed
- }
- else
+ }
+ else
{
- if ($zp = @fopen($path_to_root . BACKUP_PATH . $backupfile, "a"))
+ if ($zp = @fopen(BACKUP_PATH . $backupfile, "a"))
{
@fwrite($zp, $fileData);
@fclose($zp);
return true;
- }
- else
+ }
+ else
{
return false;
}
}
}
+function create_comp_dirs($comp_path, $comp_subdirs)
+{
+ $index = "<?php\nheader(\"Location: ../index.php\");\n?>";
+ $cdir = $comp_path;
+ @mkdir($cdir);
+ $f = @fopen("$cdir/index.php", "wb");
+ @fwrite($f, $index);
+ @fclose($f);
+
+ foreach($comp_subdirs as $dir)
+ {
+ @mkdir($cdir.'/'.$dir);
+ $f = @fopen("$cdir/$dir/index.php", "wb");
+ @fwrite($f, $index);
+ @fclose($f);
+ }
+}
+
+//
+// Checks $field existence in $table with given field $properties
+// $table - table name without prefix
+// $field - optional field name
+// $properties - optional properties of field defined by MySQL:
+// 'Type', 'Null', 'Key', 'Default', 'Extra'
+//
+function check_table($pref, $table, $field=null, $properties=null)
+{
+ $tables = @db_query("SHOW TABLES LIKE '".$pref.$table."'");
+ if (!db_num_rows($tables))
+ return 1; // no such table or error
+
+ $fields = @db_query("SHOW COLUMNS FROM ".$pref.$table);
+ if (!isset($field))
+ return 0; // table exists
+
+ while( $row = db_fetch_assoc($fields))
+ {
+ if ($row['Field'] == $field)
+ {
+ if (!isset($properties))
+ return 0;
+ foreach($properties as $property => $value)
+ {
+ if ($row[$property] != $value)
+ return 3; // failed type/length check
+ }
+ return 0; // property check ok.
+ }
+ }
+ return 2; // field not found
+}
?>
\ No newline at end of file