2 /**********************************************************************
3 Copyright (C) FrontAccounting, LLC.
4 Released under the terms of the GNU General Public License,
5 GPL, as published by the Free Software Foundation, either version
6 3 of the License, or (at your option) any later version.
7 This program is distributed in the hope that it will be useful,
8 but WITHOUT ANY WARRANTY; without even the implied warranty of
9 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
10 See the License here <http://www.gnu.org/licenses/gpl-3.0.html>.
11 ***********************************************************************/
14 * @return Returns the array sorted as required
15 * @param $aryData Array containing data to sort
16 * @param $strIndex name of column to use as an index
17 * @param $strSortBy Column to sort the array by
18 * @param $strSortType String containing either asc or desc [default to asc]
19 * @desc Naturally sorts an array using by the column $strSortBy
21 function array_natsort($aryData, $strIndex, $strSortBy, $strSortType=false)
23 // if the parameters are invalid
24 if (!is_array($aryData) || !$strSortBy)
28 // create our temporary arrays
29 $arySort = $aryResult = array();
31 // loop through the array
32 foreach ($aryData as $key => $aryRow)
33 // set up the value in the array
34 $arySort[$strIndex ? $aryRow[$strIndex] : $key] = $aryRow[$strSortBy];
36 // apply the natural sort
39 // if the sort type is descending
40 if ($strSortType=="desc")
44 // loop through the sorted and original data
45 foreach ($arySort as $arySortKey => $arySorted)
48 foreach ($aryData as $aryOriginal)
50 if ($aryOriginal[$strIndex]==$arySortKey)
51 // add it to the output array
52 array_push($aryResult, $aryOriginal);
54 $aryResult[$arySortKey] = $aryData[$arySortKey];
60 function write_config_db($new = false)
62 global $path_to_root, $def_coy, $db_connections, $tb_pref_counter;
66 $n = count($db_connections);
68 $msg .= "/*Connection Information for the database\n";
69 $msg .= "- \$def_coy is the default company that is pre-selected on login\n\n";
70 $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";
71 $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";
72 $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";
73 $msg .= "- password is the password the user of the database requires to be sent to authorise the above database user\n\n";
74 $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";
75 $msg .= " The scripts for MySQL provided use the name logicworks */\n\n\n";
77 $msg .= "\$def_coy = " . $def_coy . ";\n\n";
78 $msg .= "\$tb_pref_counter = " . $tb_pref_counter . ";\n\n";
79 $msg .= "\$db_connections = array (\n";
81 for ($i = 0; $i < $n; $i++)
87 $msg .= "('name' => '" . $db_connections[$i]['name'] . "',\n";
88 $msg .= "\t\t'host' => '" . $db_connections[$i]['host'] . "',\n";
89 $msg .= "\t\t'dbuser' => '" . $db_connections[$i]['dbuser'] . "',\n";
90 $msg .= "\t\t'dbpassword' => '" . $db_connections[$i]['dbpassword'] . "',\n";
91 $msg .= "\t\t'dbname' => '" . $db_connections[$i]['dbname'] . "',\n";
92 $msg .= "\t\t'tbpref' => '" . $db_connections[$i]['tbpref'] . "')";
99 $filename = $path_to_root . "/config_db.php";
100 // Check if the file exists and is writable first.
101 if (!file_exists($filename) || (is_writable($path_to_root) && is_writable($filename)))
103 if (!$zp = fopen($filename, 'w'))
109 if (!fwrite($zp, $msg))
125 function write_extensions($extensions=null, $company = -1)
127 global $path_to_root, $installed_extensions, $next_extension_id;
129 if (!isset($extensions)) {
130 $extensions = $installed_extensions;
133 // $exts = array_natsort($extensions, 'name', 'name');
134 // $extensions = $exts;
139 "/* List of installed additional modules and plugins. If adding extensions manually
140 to the list make sure they have unique, so far not used extension_ids as a keys,
141 and \$next_extension_id is also updated.
143 'name' - name for identification purposes;
144 'type' - type of extension: 'module' or 'plugin'
145 'path' - FA root based installation path
146 'filename' - name of module menu file, or plugin filename; related to path.
147 'tab' - index of the module tab (new for module, or one of standard module names for plugin);
148 'title' - is the menu text (for plugin) or new tab name
149 'active' - current status of extension
150 'acc_file' - (optional) file name with \$security_areas/\$security_sections extensions;
152 'access' - security area code in string form
154 \n\$next_extension_id = $next_extension_id; // unique id for next installed extension\n\n";
158 Do not edit this file manually. This copy of global file is overwritten
159 by extensions editor.
162 $msg .= "\$installed_extensions = array (\n";
163 foreach($extensions as $i => $ext)
168 foreach($ext as $key => $val) {
169 $msg .= $t."'$key' => '$val',\n";
176 $filename = $path_to_root . ($company==-1 ? '' : '/company/'.$company)
177 .'/installed_extensions.php';
179 // Check if the file is writable first.
180 if (!$zp = @fopen($filename, 'w'))
182 display_error(sprintf(_("Cannot open the extension setup file '%s' for writing."),
188 if (!fwrite($zp, $msg))
190 display_error(sprintf(_("Cannot write to the extensions setup file '%s'."),
201 function write_lang()
203 global $path_to_root, $installed_languages, $dflt_lang;
205 $conn = array_natsort($installed_languages, 'code', 'code');
206 $installed_languages = $conn;
207 //reset($installed_languages);
208 $n = count($installed_languages);
211 $msg .= "/* How to make new entries here\n\n";
212 $msg .= "-- if adding languages at the beginning of the list, make sure it's index is set to 0 (it has ' 0 => ')\n";
213 $msg .= "-- 'code' should match the name of the directory for the language under \\lang\n";
214 $msg .= "-- 'name' is the name that will be displayed in the language selection list (in Users and Display Setup)\n";
215 $msg .= "-- 'rtl' only needs to be set for right-to-left languages like Arabic and Hebrew\n\n";
218 $msg .= "\$installed_languages = array (\n";
221 for ($i = 0; $i < $n; $i++)
224 $msg .= "\t\tarray ";
227 $msg .= "('code' => '" . $installed_languages[$i]['code'] . "', ";
228 $msg .= "'name' => '" . $installed_languages[$i]['name'] . "', ";
229 $msg .= "'encoding' => '" . $installed_languages[$i]['encoding'] . "'";
230 if (isset($installed_languages[$i]['rtl']) && $installed_languages[$i]['rtl'])
231 $msg .= ", 'rtl' => true),\n";
237 $msg .= "\n\$dflt_lang = '$dflt_lang';\n?>\n";
239 $path = $path_to_root . "/lang";
240 $filename = $path.'/installed_languages.inc';
241 // Check if directory exists and is writable first.
242 if (file_exists($path) && is_writable($path))
244 if (!$zp = fopen($filename, 'w'))
246 display_error(_("Cannot open the languages file - ") . $filename);
251 if (!fwrite($zp, $msg))
253 display_error(_("Cannot write to the language file - ") . $filename);
263 display_error(_("The language files folder ") . $path . _(" is not writable. Change its permissions so it is, then re-run the operation."));
269 function db_create_db($connection)
271 $db = mysql_connect($connection["host"] ,
272 $connection["dbuser"], $connection["dbpassword"]);
273 if (!mysql_select_db($connection["dbname"], $db))
275 $sql = "CREATE DATABASE " . $connection["dbname"] . "";
276 if (!mysql_query($sql))
278 mysql_select_db($connection["dbname"], $db);
283 function db_drop_db($connection)
286 if ($connection["tbpref"] == "")
288 $sql = "DROP DATABASE " . $connection["dbname"] . "";
289 return mysql_query($sql);
293 $res = db_query("show table status");
294 $all_tables = array();
295 while($row = db_fetch($res))
296 $all_tables[] = $row;
297 // get table structures
298 foreach ($all_tables as $table)
300 if (strpos($table['Name'], $connection["tbpref"]) === 0)
301 db_query("DROP TABLE `".$table['Name'] . "`");
303 //deleting the tables, how??
308 function db_import($filename, $connection, $force=true)
310 global $db, $go_debug;
312 $allowed_commands = array(
313 "create" => 'table_queries',
314 "alter table" => 'table_queries',
315 "insert" => 'data_queries',
316 "update" => 'data_queries',
317 "drop table if exists" => 'drop_queries');
318 $ignored_mysql_errors = array( //errors ignored in normal (non forced) mode
319 '1022', // duplicate key
320 '1050', // Table %s already exists
321 '1060', // duplicate column name
322 '1061', // duplicate key name
323 '1062', // duplicate key entry
324 '1091' // can't drop key/column check if exists
326 $data_queries = array();
327 $drop_queries = array();
328 $table_queries = array();
329 $sql_errors = array();
331 ini_set("max_execution_time", "180");
332 db_query("SET foreign_key_checks=0");
334 // uncrompress gziped backup files
335 if (strpos($filename, ".gz") || strpos($filename, ".GZ"))
336 $lines = db_ungzip("lines", $filename);
337 elseif (strpos($filename, ".zip") || strpos($filename, ".ZIP"))
338 $lines = db_unzip("lines", $filename);
340 $lines = file("". $filename);
344 foreach($lines as $line_no => $line)
348 $line = str_replace("0_", $connection["tbpref"], $line);
350 if ($query_table == '')
351 { // check if line begins with one of allowed queries
352 foreach($allowed_commands as $cmd => $table)
354 if (strtolower(substr($line, 0, strlen($cmd))) == $cmd)
356 $query_table = $table;
357 ${$query_table}[] = array('', $line_no+1);
362 if($query_table != '') // inside allowed query
364 $table = $query_table;
365 if (substr($line, -1) == ';') // end of query found
367 $line = substr($line, 0, strlen($line) - 1); // strip ';'
370 ${$table}[count(${$table}) - 1][0] .= $line . "\n";
375 { // for debugging purposes
376 global $path_to_root;
377 $f = fopen($path_to_root.'/tmp/dbimport.txt', 'w+');
378 fwrite($f, print_r($drop_queries,true) ."\n");
379 fwrite($f, print_r($table_queries,true) ."\n");
380 fwrite($f, print_r($data_queries,true));
384 // execute drop tables if exists queries
385 if (is_array($drop_queries))
387 foreach($drop_queries as $drop_query)
389 if (!db_query($drop_query[0]))
391 if (!in_array(db_error_no(), $ignored_mysql_errors) || !$force)
392 $sql_errors[] = array(db_error_msg($db), $drop_query[1]);
397 // execute create tables queries
398 if (is_array($table_queries))
400 foreach($table_queries as $table_query)
402 if (!db_query($table_query[0]))
404 if (!in_array(db_error_no(), $ignored_mysql_errors) || !$force) {
405 $sql_errors[] = array(db_error_msg($db), $table_query[1]);
411 // execute insert data queries
412 if (is_array($data_queries))
414 foreach($data_queries as $data_query)
416 if (!db_query($data_query[0]))
418 if (!in_array(db_error_no(),$ignored_mysql_errors) || !$force)
419 $sql_errors[] = array(db_error_msg($db), $data_query[1]);
424 db_query("SET foreign_key_checks=1");
426 if (count($sql_errors)) {
427 // display first failure message; the rest are probably derivative
428 $err = $sql_errors[0];
429 display_error(sprintf(_("SQL script execution failed in line %d: %s"),
434 //$shell_command = C_MYSQL_PATH . " -h $host -u $user -p{$password} $dbname < $filename";
435 //shell_exec($shell_command);
438 // returns the content of the gziped $path backup file. use of $mode see below
439 function db_ungzip($mode, $path)
441 $file_data = gzfile($path);
442 // returns one string or an array of lines
443 if ($mode != "lines")
444 return implode("",$file_data);
449 // returns the content of the ziped $path backup file. use of $mode see below
450 function db_unzip($mode, $path)
453 $all = implode("", file($path));
455 // convert path to name of ziped file
456 $filename = ereg_replace(".*/", "", $path);
457 $filename = substr($filename, 0, strlen($filename) - 4);
459 // compare filname in zip and filename from $_GET
460 if (substr($all, 30, strlen($filename)-4) . substr($all, 30+strlen($filename)+9, 4)
462 return ''; // exit if names differ
466 // get the suffix of the filename in hex
467 $crc_bugfix = substr($all, 30, strlen($filename)+13);
468 $crc_bugfix = substr(substr($crc_bugfix, 0, strlen($crc_bugfix) - 4),
469 strlen($crc_bugfix) - 12 - 4);
471 // convert hex to ascii
472 for ($i=0; $i < 12; )
473 $suffix .= chr($crc_bugfix[$i++] . $crc_bugfix[$i++] . $crc_bugfix[$i++]);
475 // remove central directory information (we have always just one ziped file)
476 $comp = substr($all, -(strlen($all) - 30 - strlen($filename)-13));
477 $comp = substr($comp, 0, (strlen($comp) - 80 - strlen($filename)-13));
479 // fix the crc bugfix (see function save_to_file)
480 $comp = "x
\9c" . $comp . $suffix;
481 $file_data = gzuncompress($comp);
484 // returns one string or an array of lines
485 if ($mode != "lines")
488 return explode("\n", $file_data);
491 function db_backup($conn, $ext='no', $comm='', $tbpref = TB_PREF)
493 if ($conn['tbpref'] != "")
494 $filename = $conn['dbname'] . "_" . $conn['tbpref'] . date("Ymd_Hi") . ".sql";
496 $filename = $conn['dbname'] . "_" . date("Ymd_Hi") . ".sql";
498 return db_export($conn, $filename, $ext, $comm, $tbpref);
501 // generates a dump of $db database
502 // $drop and $zip tell if to include the drop table statement or dry to pack
503 function db_export($conn, $filename, $zip='no', $comment='', $tbpref = TB_PREF)
506 global $app_title, $version, $power_url, $path_to_root;
509 // set max string size before writing to file
510 $max_size = 1048576 * 2; // 2 MB
511 // changes max size if value can be retrieved
512 if (ini_get("memory_limit"))
513 $max_size = 900000 * ini_get("memory_limit");
515 // set backupfile name
517 $backupfile = $filename . ".gz";
518 elseif ($zip == "zip")
519 $backupfile = $filename . ".zip";
521 $backupfile = $filename;
522 $company = get_company_pref('coy_name', $tbpref);
525 $out="# MySQL dump of database '".$conn["dbname"]."' on host '".$conn["host"]."'\n";
526 $out.="# Backup Date and Time: ".date("Y-m-d H:i")."\n";
527 $out.="# Built by " . $app_title . " " . $version ."\n";
528 $out.="# ".$power_url."\n";
529 $out.="# Company: ". @html_entity_decode($company, ENT_QUOTES, $_SESSION['language']->encoding)."\n";
530 $out.="# User: ".$_SESSION["wa_current_user"]->name."\n\n";
532 // write users comment
535 $out .= "# Comment:\n";
536 $comment=preg_replace("'\n'","\n# ","# ".$comment);
537 //$comment=str_replace("\n", "\n# ", $comment);
538 foreach(explode("\n",$comment) as $line)
543 //$out.="use ".$db.";\n"; we don't use this option.
545 // get auto_increment values and names of all tables
546 $res = db_query("show table status");
547 $all_tables = array();
548 while($row = db_fetch($res))
550 //if ($conn["tbpref"] == "" || strpos($row['Name'], $conn["tbpref"]) !== false) replaced
551 if (($conn["tbpref"] == "" && !preg_match('/[0-9]+_/', $row['Name'])) ||
552 ($conn["tbpref"] != "" && strpos($row['Name'], $conn["tbpref"]) !== false))
553 $all_tables[] = $row;
555 // get table structures
556 foreach ($all_tables as $table)
558 $res1 = db_query("SHOW CREATE TABLE `" . $table['Name'] . "`");
559 $tmp = db_fetch($res1);
560 $table_sql[$table['Name']] = $tmp["Create Table"];
565 if (isset($table_sql))
567 foreach($table_sql as $tablenme=>$table)
570 // save all tables, needed for creating this table in $fks
571 while (($ref_pos = strpos($tmp_table, " REFERENCES ")) > 0)
573 $tmp_table = substr($tmp_table, $ref_pos + 12);
574 $ref_pos = strpos($tmp_table, "(");
575 $fks[$tablenme][] = substr($tmp_table, 0, $ref_pos);
580 $all_tables = order_sql_tables($all_tables, $fks);
582 // as long as no error occurred
585 //while($row=@mysql_fetch_array($res))
586 foreach ($all_tables as $row)
588 $tablename = $row['Name'];
589 $auto_incr[$tablename] = $row['Auto_increment'];
593 $out.="### Structure of table `".$tablename."` ###\n\n";
595 $out.="DROP TABLE IF EXISTS `".$tablename."`;\n\n";
596 $out.=$table_sql[$tablename];
598 // add auto_increment value
599 if ($auto_incr[$tablename])
600 $out.=" AUTO_INCREMENT=".$auto_incr[$tablename];
607 $out.="### Data of table `".$tablename."` ###\n\n";
609 // check if field types are NULL or NOT NULL
610 $res3 = db_query("SHOW COLUMNS FROM `" . $tablename . "`");
612 $field_type = array();
613 for ($j = 0; $j < db_num_rows($res3); $j++)
615 $row3 = db_fetch($res3);
616 $field_type[] = $row3[2];
619 $res2 = db_query("SELECT * FROM `" . $tablename . "`");
620 for ($j = 0; $j < db_num_rows($res2); $j++)
622 $out .= "INSERT INTO `" . $tablename . "` VALUES (";
623 $row2 = db_fetch_row($res2);
624 // run through each field
625 for ($k = 0; $k < $nf = db_num_fields($res2); $k++)
627 $out .= db_escape(@html_entity_decode($row2[$k], ENT_QUOTES, $_SESSION['language']->encoding));
633 // if saving is successful, then empty $out, else set error flag
634 if (strlen($out) > $max_size && $zip != "zip")
636 if (save_to_file($backupfile, $zip, $out))
643 // an error occurred! Try to delete file and return error status
647 @unlink(BACKUP_PATH . $backupfile);
651 // if saving is successful, then empty $out, else set error flag
652 if (strlen($out) > $max_size && $zip != "zip")
654 if (save_to_file($backupfile, $zip, $out))
661 // an error occurred! Try to delete file and return error status
665 @unlink(BACKUP_PATH . $backupfile);
669 // if (mysql_error()) return "DB_ERROR";
670 //@mysql_close($con);
674 if (save_to_file($backupfile, $zip, $out))
680 @unlink(BACKUP_PATH . $backupfile);
686 // orders the tables in $tables according to the constraints in $fks
687 // $fks musst be filled like this: $fks[tablename][0]=needed_table1; $fks[tablename][1]=needed_table2; ...
688 function order_sql_tables($tables, $fks)
690 // do not order if no contraints exist
695 $new_tables = array();
698 while (count($tables) && $modified == true)
701 foreach ($tables as $key=>$row)
703 // delete from $tables and add to $new_tables
704 if (isset($fks[$row['Name']]))
706 foreach($fks[$row['Name']] as $needed)
708 // go to next table if not all needed tables exist in $existing
709 if (!in_array($needed,$existing))
713 // delete from $tables and add to $new_tables
714 $existing[] = $row['Name'];
715 $new_tables[] = $row;
717 unset($tables[$key]);
725 // probably there are 'circles' in the constraints, bacause of that no proper backups can be created yet
726 // TODO: this will be fixed sometime later through using 'alter table' commands to add the constraints after generating the tables
727 // until now, just add the lasting tables to $new_tables, return them and print a warning
728 foreach($tables as $row)
729 $new_tables[] = $row;
730 echo "<div class=\"red_left\">THIS DATABASE SEEMS TO CONTAIN 'RING CONSTRAINTS'. WA DOES NOT SUPPORT THEM. PROBABLY THE FOLOWING BACKUP IS DEFECT!</div>";
735 // saves the string in $fileData to the file $backupfile as gz file or not ($zip)
736 // returns backup file name if name has changed (zip), else TRUE. If saving failed, return value is FALSE
737 function save_to_file($backupfile, $zip, $fileData)
739 global $path_to_root;
743 if ($zp = @gzopen(BACKUP_PATH . $backupfile, "a9"))
745 @gzwrite($zp, $fileData);
754 // $zip contains the timestamp
756 elseif ($zip == "zip")
758 // based on zip.lib.php 2.2 from phpMyBackupAdmin
759 // offical zip format: http://www.pkware.com/appnote.txt
761 // End of central directory record
762 $eof_ctrl_dir = "\x50\x4b\x05\x06\x00\x00\x00\x00";
764 // "local file header" segment
765 $unc_len = strlen($fileData);
766 $crc = crc32($fileData);
767 $zdata = gzcompress($fileData);
769 // extend stored file name with suffix
770 // needed for decoding (because of crc bug)
771 $name_suffix = substr($zdata, -4, 4);
773 for ($i = 0; $i < 4; $i++)
774 $name_suffix2 .= sprintf("%03d", ord($name_suffix[$i]));
776 $name = substr($backupfile, 0, strlen($backupfile) - 8) . $name_suffix2 . ".sql";
779 $zdata = substr(substr($zdata, 0, strlen($zdata) - 4), 2);
780 $c_len = strlen($zdata);
783 $timearray = getdate($zip);
784 $dostime = (($timearray['year'] - 1980) << 25) | ($timearray['mon'] << 21) | ($timearray['mday'] << 16) |
785 ($timearray['hours'] << 11) | ($timearray['minutes'] << 5) | ($timearray['seconds'] >> 1);
786 $dtime = dechex($dostime);
787 $hexdtime = "\x" . $dtime[6] . $dtime[7] . "\x" . $dtime[4].$dtime[5] . "\x" . $dtime[2] . $dtime[3] . "\x" . $dtime[0] . $dtime[1];
788 eval('$hexdtime="' . $hexdtime . '";');
790 // ver needed to extract, gen purpose bit flag, compression method, last mod time and date
791 $sub1 = "\x14\x00" . "\x00\x00" . "\x08\x00" . $hexdtime;
793 // crc32, compressed filesize, uncompressed filesize
794 $sub2 = pack('V', $crc) . pack('V', $c_len) . pack('V', $unc_len);
796 $fr = "\x50\x4b\x03\x04" . $sub1. $sub2;
798 // length of filename, extra field length
799 $fr .= pack('v', strlen($name)) . pack('v', 0);
802 // "file data" segment and "data descriptor" segment (optional but necessary if archive is not served as file)
803 $fr .= $zdata . $sub2;
805 // now add to central directory record
806 $cdrec = "\x50\x4b\x01\x02";
807 $cdrec .= "\x00\x00"; // version made by
808 $cdrec .= $sub1 . $sub2;
810 // length of filename, extra field length, file comment length, disk number start, internal file attributes, external file attributes - 'archive' bit set, offset
811 $cdrec .= pack('v', strlen($name)) . pack('v', 0) . pack('v', 0) . pack('v', 0) . pack('v', 0) . pack('V', 32) . pack('V',0);
815 $fileData = $fr . $cdrec . $eof_ctrl_dir;
817 // total # of entries "on this disk", total # of entries overall, size of central dir, offset to start of central dir, .zip file comment length
818 $fileData .= pack('v', 1) . pack('v', 1) . pack('V', strlen($cdrec)) . pack('V', strlen($fr)) . "\x00\x00";
820 if ($zp = @fopen(BACKUP_PATH . $backupfile, "a"))
822 @fwrite($zp, $fileData);
835 if ($zp = @fopen(BACKUP_PATH . $backupfile, "a"))
837 @fwrite($zp, $fileData);
848 function create_comp_dirs($comp_path, $comp_subdirs)
850 $index = "<?php\nheader(\"Location: ../index.php\");\n?>";
853 $f = @fopen("$cdir/index.php", "wb");
857 foreach($comp_subdirs as $dir)
859 @mkdir($cdir.'/'.$dir);
860 $f = @fopen("$cdir/$dir/index.php", "wb");