admin/backups.php

   1 <?php
   2
   3 $page_security = 15;
   4
   5 $path_to_root="..";
   6 include_once($path_to_root . "/includes/session.inc");
   7 include_once($path_to_root . "/includes/ui.inc");
   8 include_once($path_to_root . "/admin/db/maintenance_db.inc");
   9
  10 $valid_paths = valid_paths();
  11 //$valid_paths = '';
  12 if ($valid_paths != "")
  13 {
  14         page(_("Backup and Restore Database - Error"));
  15         display_error (_("Backup paths have not been set correctly.") ."&nbsp;&nbsp;&nbsp;" . _("Please contact System Administrator.") . "<br>" .$valid_paths);
  16         end_page();
  17         exit;
  18 }
  19
  20 $db_name = $_SESSION["wa_current_user"]->company;
  21 handle_form($db_connections[$db_name]);
  22
  23 page(_("Backup and Restore Database"), false, false, '', '', true);
  24
  25 //-------------------------------------------------------------------------------
  26 start_form(true, true);
  27
  28 $cmb = get_backup_file_combo();
  29 $compr = get_compr_combo();
  30
  31 echo "
  32         <script language='javascript'>
  33         function createBackup() {
  34                 ext = document.forms[0].cmb_comp.options[document.forms[0].cmb_comp.selectedIndex].value
  35                 comm = document.forms[0].comments.value
  36                 document.location.replace('backups.php?c=g&comp='+ext+'&comm='+comm)
  37         }
  38         function restoreBackup() {
  39                 pFilename = document.forms[0].cmb_backups.options[document.forms[0].cmb_backups.selectedIndex].value
  40                 document.location.replace('backups.php?c=r&fn='+pFilename)
  41         }
  42         function viewBackup() {
  43                 pFilename = document.forms[0].cmb_backups.options[document.forms[0].cmb_backups.selectedIndex].value
  44                 var ext = pFilename.substr(pFilename.lastIndexOf('.') + 1)
  45                 if (ext != 'sql') {
  46                         alert('" . _('This extension can not be be viewed: ') . "' + ext)
  47                         return
  48                 }
  49                 window.open('" . BACKUP_PATH . "'+pFilename, '', 'toolbar=no,scrollbars=yes')
  50         }
  51         function deleteBackup() {
  52                 pFilename = document.forms[0].cmb_backups.options[document.forms[0].cmb_backups.selectedIndex].value
  53                 if (!confirm('" . _("Are you sure you want to delete the backup file - ") . "'+pFilename+'?'))
  54                         return
  55                 document.location.replace('backups.php?c=df&fn='+pFilename)
  56         }
  57         function downloadBackup() {
  58                 pFilename = document.forms[0].cmb_backups.options[document.forms[0].cmb_backups.selectedIndex].value
  59                 document.location.replace('backups.php?c=ds&fn='+pFilename)
  60                 Behaviour.apply();
  61         }
  62         function uploadBackup() {
  63                 if (document.forms[0].uploadfile.value=='') {
  64                         alert('" . _("Please select a file to upload.") . "')
  65                         return
  66                 }
  67                 document.forms[0].action='backups.php?c=u&fn=' + document.forms[0].uploadfile.value
  68                 document.forms[0].submit()
  69         }
  70         </script>
  71         <center>
  72         <table cellpadding=2 cellspacing=2 border=0>
  73         <tr>
  74                 <td style='padding-right:30px'>" . _("Backup scripts") . "</td>
  75         </tr>
  76         <tr>
  77                 <td style='padding-right:30px'>$cmb</td>
  78                 <script language='javascript'>
  79                         if (document.forms[0].cmb_backups.options.length!=0) document.forms[0].cmb_backups.selectedIndex=0
  80                 </script>
  81                 <td>
  82                         <table height=160 cellpadding=0 cellspacing=0 border=0>
  83                         <tr><td><input onclick='javascript:createBackup()' type='button' style='width:150px' value='". _("Create Backup") . "'></td><td style='padding-left:20px'>" . _("Compression") . "&nbsp;&nbsp;$compr</td></tr>
  84                         <tr><td><input onclick='javascript:restoreBackup()' type='button' style='width:150px' value='". _("Restore Backup") . "'></td><td>&nbsp;</td></tr>
  85                         <tr><td><input onclick='javascript:viewBackup()' type='button' style='width:150px' value='". _("View Backup") . "'></td><td>&nbsp;</td></tr>
  86                         <tr><td><input onclick='javascript:deleteBackup()' type='button' style='width:150px' value='". _("Delete Backup") . "'></td><td>&nbsp;</td></tr>
  87                         <tr><td><input onclick='javascript:downloadBackup()' type='button' style='width:150px' value='". _("Download Backup") . "'></td><td>&nbsp;</td></tr>
  88                         <tr><td><input onclick='javascript:uploadBackup()' type='button' style='width:150px' value='". _("Upload Backup"). "'></td>
  89                                 <td style='padding-left:20px'><input name='uploadfile' type='file'></td>
  90                         </tr>
  91                         </table>
  92                 </td>
  93         </tr>
  94         <tr>
  95                 <td style='padding-right:30px'>" . _("Comments") . " (" . _("Create Backup") . ")</td>
  96         </tr>
  97         <tr>
  98                 <td style='padding-right:30px'><textarea rows=4 cols=30 name='comments'></textarea></td>
  99         </tr>
 100         </table></center>";
 101
 102 end_form();
 103
 104 //-------------------------------------------------------------------------------------------------
 105
 106 end_page();
 107
 108
 109 function handle_form($conn)
 110 {
 111 if(isset($_GET['c']))
 112         switch($_GET['c'])
 113         {
 114                 case 'g':       //Generate Only
 115                         $filename = generate_backup($conn, $_GET['comp'], $_GET['comm']);
 116                         header("Location: backups.php?c=gs&fn=" . urlencode($filename));
 117                         break;
 118
 119                 case 'gd':      //Generate and download
 120                         $filename = generate_backup($conn);
 121                         header("Location: backups.php?c=ds&fn=" . urlencode($filename));
 122                         break;
 123
 124                 case 'd':       //Download the file
 125                         download_file(BACKUP_PATH . $_GET['fn']);
 126                         exit;
 127
 128                 case 'df':      //Delete the file
 129                         $filename = $_GET['fn'];
 130                         @unlink(BACKUP_PATH . $filename);
 131                         header("Location: backups.php?c=dff&fn=" . urlencode($filename));
 132                         break;
 133
 134                 case 'dff':
 135                         $msg = _("File successfully deleted.")." ";
 136                         $msg .= _("Filename") . " = " . $_GET['fn'];
 137                         display_notification($msg);
 138                         break;
 139
 140                 case 'ds':      //Write JS script to open download window
 141                         $filename = urlencode($_GET['fn']);
 142                         display_notification(_("Backup is being downloaded..."));
 143
 144                         add_js_source("<script language='javascript'>
 145                         function download_file() {location.href ='backups.php?c=d&fn=$filename'};
 146                                 Behaviour.addLoadEvent(download_file);
 147                         </script>");
 148                         break;
 149
 150                 case 'gs':      //Print backup success message
 151                         $msg = _("Backup successfully generated."). ' ';
 152                         $msg .= _("Filename") . " = " . $_GET['fn'];
 153                         display_notification($msg);
 154                         break;
 155
 156                 case 'r':       //Restore backup
 157                         $filename=$_GET['fn'];
 158                         if( restore_backup(BACKUP_PATH . $filename, $conn) )
 159                                 header("Location: backups.php?c=rs&fn=" . urlencode($filename));
 160                         break;
 161
 162                 case 'rs':      //Print restore success message
 163                         display_notification(_("Restore backup completed."));
 164                         break;
 165
 166                 case 'u':
 167                         $filename = $_FILES['uploadfile']['tmp_name'];
 168                         if (is_uploaded_file ($filename))
 169                         {
 170                                 if( restore_backup($filename, $conn) )
 171                                         display_notification(_("Uploaded file has been restored."));
 172                                 else
 173                                         display_error(_("Database restore failed."));
 174                         }
 175                         else
 176                         {
 177                                 display_error(_("Backup was not uploaded into the system."));
 178                         }
 179                 }
 180 }
 181
 182 function generate_backup($conn, $ext='no', $comm='')
 183 {
 184         if ($conn['tbpref'] != "")
 185                 $filename = $conn['dbname'] . "_" . $conn['tbpref'] . date("Ymd_Hi") . ".sql";
 186         else
 187                 $filename = $conn['dbname'] . "_" . date("Ymd_Hi") . ".sql";
 188
 189         $filename = db_export($conn, $filename, $ext, $comm);
 190
 191         return $filename;
 192 }
 193
 194 function restore_backup($filename, $conn)
 195 {
 196         return db_import($filename, $conn);
 197 }
 198
 199 function get_backup_file_combo()
 200 {
 201         global $path_to_root;
 202         $ar_files = array();
 203     default_focus('cmb_backups');
 204     $dh = opendir(BACKUP_PATH);
 205         while (($file = readdir($dh)) !== false)
 206                 $ar_files[] = $file;
 207         closedir($dh);
 208
 209     rsort($ar_files);
 210         $opt_files = "";
 211     foreach ($ar_files as $file)
 212         if (strpos($file, ".sql") || strpos($file, ".sql"))
 213                 $opt_files .= "<option value='$file'>$file</option>";
 214
 215         return "<select name='cmb_backups' size=2 style='height:160px;width:230px'>$opt_files</select>";
 216 }
 217
 218 function get_compr_combo()
 219 {
 220         $ar_comps = array();
 221
 222         $ar_comps[] = _("No");
 223     if (function_exists("gzcompress"))
 224         $ar_comps[] = "zip";
 225     if (function_exists("gzopen"))
 226         $ar_comps[] = "gzip";
 227         $opt_comps = "";
 228     foreach ($ar_comps as $file)
 229         $opt_comps .= "<option value='$file'>$file</option>";
 230
 231         return "<select name='cmb_comp'>$opt_comps</select>";
 232 }
 233
 234 function download_file($filename)
 235 {
 236     if (empty($filename) || !file_exists($filename))
 237     {
 238         return false;
 239     }
 240     $saveasname = basename($filename);
 241     header('Content-type: application/octet-stream');
 242     header('Content-Length: '.filesize($filename));
 243     header('Content-Disposition: attachment; filename="'.$saveasname.'"');
 244     readfile($filename);
 245     return true;
 246 }
 247
 248 function valid_paths()
 249 {
 250         global $path_to_root;
 251
 252         $st = "";
 253         if (!file_exists(BACKUP_PATH))
 254                 $st .= "&nbsp;&nbsp;&nbsp;-&nbsp;" . _("cannot find backup directory") . " - " . BACKUP_PATH . "<br>";
 255         return $st;
 256 }
 257
 258 ?>