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 $msg = handle_form($db_connections[$db_name]);
  22
  23 page(_("Backup and Restore Database"));
  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         }
  61         function uploadBackup() {
  62                 if (document.forms[0].uploadfile.value=='') {
  63                         alert('" . _("Please select a file to upload.") . "')
  64                         return
  65                 }
  66                 document.forms[0].action='backups.php?c=u&fn=' + document.forms[0].uploadfile.value
  67                 document.forms[0].submit()
  68         }
  69         </script>
  70         <center>
  71         <table cellpadding=2 cellspacing=2 border=0>
  72         <tr><td colspan=2 style='color:darkred'><b>$msg</b>&nbsp;</td></tr>
  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         global $path_to_root;
 112         //Generate Only
 113         if (isset($_GET['c']))
 114         {
 115                 if ($_GET['c']=='g')
 116                 {
 117                         $filename = generate_backup($conn, $_GET['comp'], $_GET['comm']);
 118                         header("Location: backups.php?c=gs&fn=" . urlencode($filename));
 119                         return "";
 120                 }
 121                 //Generate and download
 122                 if ($_GET['c']=='gd')
 123                 {
 124                         $filename = generate_backup($conn);
 125                         header("Location: backups.php?c=ds&fn=" . urlencode($filename));
 126                         return "";
 127                 }
 128                 //Download the file
 129                 if ($_GET['c']=='d')
 130                 {
 131                         download_file(BACKUP_PATH . $_GET['fn']);
 132                         exit;
 133                 }
 134                 //Delete the file
 135                 if ($_GET['c']=='df')
 136                 {
 137                         $filename = $_GET['fn'];
 138                         @unlink(BACKUP_PATH . $filename);
 139                         header("Location: backups.php?c=dff&fn=" . urlencode($filename));
 140                         return "";
 141                 }
 142                 if ($_GET['c']=='dff')
 143                 {
 144                         $msg = _("File successfully deleted.")."&nbsp;&nbsp;&nbsp;";
 145                         $msg .= _("Filename") . " = " . $_GET['fn'];
 146                         return $msg;
 147                 }
 148                 //Write JS script to open download window
 149                 if ($_GET['c']=='ds')
 150                 {
 151                         $filename = urlencode($_GET['fn']);
 152                         $msg = _("Backup is being downloaded...");
 153                         $msg .= "<script language='javascript'>";
 154                         $msg .= "function download_file() {location.href ='backups.php?c=d&fn=$filename'}; window.onload=download_file";
 155                         $msg .= "</script>";
 156                         return $msg;
 157                 }
 158                 //Print backup success message
 159                 if ($_GET['c']=='gs')
 160                 {
 161                         $msg = _("Backup successfully generated.")."&nbsp;&nbsp;&nbsp;";
 162                         $msg .= _("Filename") . " = " . $_GET['fn'];
 163                         return $msg;
 164                 }
 165                 //Restore backup
 166                 if ($_GET['c']=='r')
 167                 {
 168                         $filename=$_GET['fn'];
 169                         restore_backup(BACKUP_PATH . $filename, $conn);
 170                         header("Location: backups.php?c=rs&fn=" . urlencode($filename));
 171                         return "";
 172                 }
 173                 //Print restore success message
 174                 if ($_GET['c']=='rs')
 175                 {
 176                         $msg = _("Restore backup completed.")."&nbsp;&nbsp;&nbsp;";
 177                         return $msg;
 178                 }
 179
 180                 if ($_GET['c']=='u')
 181                 {
 182                         $filename = $_FILES['uploadfile']['tmp_name'];
 183                         if (is_uploaded_file ($filename))
 184                         {
 185                                 restore_backup($filename, $conn);
 186                                 $msg = _("Uploaded file has been restored.");
 187                         }
 188                         else
 189                         {
 190                                 $msg = _("Backup was not uploaded into the system.");
 191                         }
 192                         return $msg;
 193                 }
 194         }
 195         return "";
 196 }
 197
 198 function generate_backup($conn, $ext='no', $comm='')
 199 {
 200         if ($conn['tbpref'] != "")
 201                 $filename = $conn['dbname'] . "_" . $conn['tbpref'] . date("Ymd_Hi") . ".sql";
 202         else
 203                 $filename = $conn['dbname'] . "_" . date("Ymd_Hi") . ".sql";
 204
 205         $filename = db_export($conn, $filename, $ext, $comm);
 206
 207         return $filename;
 208 }
 209
 210 function restore_backup($filename, $conn)
 211 {
 212         return db_import($filename, $conn);
 213 }
 214
 215 function get_backup_file_combo()
 216 {
 217         global $path_to_root;
 218         $ar_files = array();
 219     default_focus('cmb_backups');
 220     $dh = opendir(BACKUP_PATH);
 221         while (($file = readdir($dh)) !== false)
 222                 $ar_files[] = $file;
 223         closedir($dh);
 224
 225     rsort($ar_files);
 226         $opt_files = "";
 227     foreach ($ar_files as $file)
 228         if (strpos($file, ".sql") || strpos($file, ".sql"))
 229                 $opt_files .= "<option value='$file'>$file</option>";
 230
 231         return "<select name='cmb_backups' size=2 style='height:160px;width:230px'>$opt_files</select>";
 232 }
 233
 234 function get_compr_combo()
 235 {
 236         $ar_comps = array();
 237
 238         $ar_comps[] = _("No");
 239     if (function_exists("gzcompress"))
 240         $ar_comps[] = "zip";
 241     if (function_exists("gzopen"))
 242         $ar_comps[] = "gzip";
 243         $opt_comps = "";
 244     foreach ($ar_comps as $file)
 245         $opt_comps .= "<option value='$file'>$file</option>";
 246
 247         return "<select name='cmb_comp'>$opt_comps</select>";
 248 }
 249
 250 function download_file($filename)
 251 {
 252     if (empty($filename) || !file_exists($filename))
 253     {
 254         return FALSE;
 255     }
 256     $saveasname = basename($filename);
 257     header('Content-type: application/octet-stream');
 258     header('Content-Length: '.filesize($filename));
 259     header('Content-Disposition: attachment; filename="'.$saveasname.'"');
 260     readfile($filename);
 261     return true;
 262 }
 263
 264 function valid_paths()
 265 {
 266         global $path_to_root;
 267
 268         $st = "";
 269         if (!file_exists(BACKUP_PATH))
 270                 $st .= "&nbsp;&nbsp;&nbsp;-&nbsp;" . _("cannot find backup directory") . " - " . BACKUP_PATH . "<br>";
 271         return $st;
 272 }
 273
 274 ?>