admin/backups.php

   1 <?php
   2 /**********************************************************************
   3     Copyright (C) FrontAccounting, LLC.
   4         Released under the terms of the GNU General Public License, GPL,
   5         as published by the Free Software Foundation, either version 3
   6         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 ***********************************************************************/
  12 $page_security = 15;
  13
  14 $path_to_root="..";
  15 include_once($path_to_root . "/includes/session.inc");
  16 include_once($path_to_root . "/includes/ui.inc");
  17 include_once($path_to_root . "/admin/db/maintenance_db.inc");
  18
  19 page(_("Backup and Restore Database"), false, false, '', '');
  20
  21 check_paths();
  22
  23 function check_paths()
  24 {
  25         if (!file_exists(BACKUP_PATH)) {
  26                 display_error (_("Backup paths have not been set correctly.")
  27                         ._("Please contact System Administrator.")."<br>"
  28                         . _("cannot find backup directory") . " - " . BACKUP_PATH . "<br>");
  29                 end_page();
  30                 exit;
  31         }
  32 }
  33
  34 function generate_backup($conn, $ext='no', $comm='')
  35 {
  36         if ($conn['tbpref'] != "")
  37                 $filename = $conn['dbname'] . "_" . $conn['tbpref'] . date("Ymd_Hi") . ".sql";
  38         else
  39                 $filename = $conn['dbname'] . "_" . date("Ymd_Hi") . ".sql";
  40
  41         $filename = db_export($conn, $filename, $ext, $comm);
  42         if ($filename)
  43                 display_notification(_("Backup successfully generated."). ' '
  44                         . _("Filename") . ": " . $filename);
  45         else
  46                 display_error(_("Database backup failed."));
  47
  48         return $filename;
  49 }
  50
  51
  52 function get_backup_file_combo()
  53 {
  54         global $path_to_root, $Ajax;
  55
  56         $ar_files = array();
  57     default_focus('cmb_backups');
  58     $dh = opendir(BACKUP_PATH);
  59         while (($file = readdir($dh)) !== false)
  60                 $ar_files[] = $file;
  61         closedir($dh);
  62
  63     rsort($ar_files);
  64         $opt_files = "";
  65     foreach ($ar_files as $file)
  66                 if (preg_match("/.sql(.zip|.gz)?$/", $file))
  67                 $opt_files .= "<option value='$file'>$file</option>";
  68
  69         $selector = "<select name='cmb_backups' size=2 style='height:160px;width:230px'>$opt_files</select>";
  70
  71         $Ajax->addUpdate('cmd_backups', "_cmd_backups_sel", $selector);
  72         $selector = "<span id='_cmd_backups_sel'>".$selector."</span>\n";
  73
  74         return $selector;
  75 }
  76
  77 function compress_list_row($label, $name, $value=null)
  78 {
  79         $ar_comps = array('no'=>_("No"));
  80
  81     if (function_exists("gzcompress"))
  82         $ar_comps['zip'] = "zip";
  83     if (function_exists("gzopen"))
  84         $ar_comps['gzip'] = "gzip";
  85
  86         echo "<tr><td>$label</td><td>";
  87         array_selector('comp', $value, $ar_comps);
  88         echo "</td></tr>";
  89 }
  90
  91 function download_file($filename)
  92 {
  93     if (empty($filename) || !file_exists($filename))
  94     {
  95         return false;
  96     }
  97     $saveasname = basename($filename);
  98     header('Content-type: application/octet-stream');
  99         header('Content-Length: '.filesize($filename));
 100         header('Content-Disposition: attachment; filename="'.$saveasname.'"');
 101     readfile($filename);
 102
 103     return true;
 104 }
 105
 106 $db_name = $_SESSION["wa_current_user"]->company;
 107 $conn = $db_connections[$db_name];
 108
 109 if (get_post('creat')) {
 110         generate_backup($conn, get_post('comp'), get_post('comments'));
 111         $Ajax->activate('cmd_backups');
 112 };
 113
 114 if (get_post('restore')) {
 115         if (db_import(BACKUP_PATH . get_post('cmb_backups'), $conn))
 116                 display_notification(_("Restore backup completed."));
 117 }
 118
 119 if (get_post('view')) {
 120         $filename = BACKUP_PATH . get_post('cmb_backups');
 121         if (in_ajax())
 122                 $Ajax->popup( $filename );
 123         else {
 124             header('Content-type: application/octet-stream');
 125         header('Content-Length: '.filesize($filename));
 126                 header("Content-Disposition: inline; filename=$filename");
 127         readfile($filename);
 128                 exit();
 129         }
 130 };
 131
 132 if (get_post('download')) {
 133         download_file(BACKUP_PATH . get_post('cmb_backups'));
 134         exit;
 135 }
 136
 137 if (get_post('delete')) {
 138         if (unlink(BACKUP_PATH . get_post('cmb_backups'))) {
 139                 display_notification(_("File successfully deleted.")." "
 140                                 . _("Filename") . ": " . get_post('cmb_backups'));
 141                 $Ajax->activate('cmd_backups');
 142         }
 143         else
 144                 display_error(_("Can't delete backup file."));
 145 };
 146
 147 if (get_post('upload'))
 148 {
 149         $tmpname = $_FILES['uploadfile']['tmp_name'];
 150         $fname = $_FILES['uploadfile']['name'];
 151
 152         if (!preg_match("/.sql(.zip|.gz)?$/", $fname))
 153                 display_error(_("You can only upload *.sql backup files"));
 154         elseif (is_uploaded_file($tmpname)) {
 155                 rename($tmpname, BACKUP_PATH . $fname);
 156                 display_notification( "File uploaded to backup directory");
 157                 $Ajax->activate('cmd_backups');
 158         } else
 159                 display_error(_("File was not uploaded into the system."));
 160 }
 161 //-------------------------------------------------------------------------------
 162 start_form(true, true);
 163 start_outer_table($table_style2);
 164 table_section(1);
 165 table_section_title(_("Create backup"));
 166         textarea_row(_("Comments:"), 'comments', null, 30, 8);
 167         compress_list_row(_("Compression:"),'comp');
 168         vertical_space("height='20px'");
 169         submit_row('creat',_("Create Backup"), false, "colspan=2 align='center'", '', 'process');
 170 table_section(2);
 171 table_section_title(_("Backup scripts maintenance"));
 172
 173         start_row();
 174         echo "<td style='padding-left:20px'align='left'>".get_backup_file_combo()."</td>";
 175         echo "<td valign='top'>";
 176         start_table();
 177         submit_row('view',_("View Backup"), false, '', '', true);
 178         submit_row('download',_("Download Backup"), false, '', '', false);
 179         submit_row('restore',_("Restore Backup"), false, '','', 'process');
 180
 181         $js = "if(confirm(\""
 182                 .sprintf(_('You are about to remove %s backup file.<br> Do you want to continue ?'),
 183                         get_post('cmb_backups'))
 184                 ."\")) { JsHttpRequest.request(\"delete\"); }";
 185
 186         submit_row('delete', _("Delete Backup"), false, '','', 'dialog');
 187         end_table();
 188         echo "</td>";
 189         end_row();
 190 start_row();
 191 echo "<td style='padding-left:20px' align='left'><input name='uploadfile' type='file'></td>";
 192         submit_cells('upload',_("Upload file"),'', '', true);
 193 end_row();
 194 end_outer_table();
 195
 196 end_form();
 197
 198 end_page();
 199 ?>