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 = 'SA_BACKUP';
  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 if (get_post('view')) {
  20         if (!get_post('backups')) {
  21                 display_error(_('Select backup file first.'));
  22         } else {
  23                 $filename = $SysPrefs->backup_dir() . clean_file_name(get_post('backups'));
  24                 if (in_ajax())
  25                         $Ajax->popup( $filename );
  26                 else {
  27                     header('Content-type: text/plain');
  28                 header('Content-Length: '.filesize($filename));
  29                         header("Content-Disposition: inline; filename=".basename($filename));
  30                 readfile($filename);
  31                         exit();
  32                 }
  33         }
  34 };
  35 if (get_post('download')) {
  36         if (get_post('backups')) {
  37                 download_file($SysPrefs->backup_dir().clean_file_name(get_post('backups')));
  38                 exit;
  39         } else
  40                 display_error(_("Select backup file first."));
  41 }
  42
  43 page(_($help_context = "Backup and Restore Database"), false, false, '', '');
  44
  45 check_paths();
  46
  47 function check_paths()
  48 {
  49   global $SysPrefs;
  50
  51         if (!file_exists($SysPrefs->backup_dir())) {
  52                 display_error (_("Backup paths have not been set correctly.")
  53                         ._("Please contact System Administrator.")."<br>"
  54                         . _("cannot find backup directory") . " - " . $SysPrefs->backup_dir() . "<br>");
  55                 end_page();
  56                 exit;
  57         }
  58 }
  59
  60 function generate_backup($conn, $ext='no', $comm='')
  61 {
  62         global $SysPrefs;
  63
  64         $filename = db_backup($conn, $ext, $comm, $SysPrefs->backup_dir());
  65         if ($filename)
  66                 display_notification(_("Backup successfully generated."). ' '
  67                         . _("Filename") . ": " . $filename);
  68         else
  69                 display_error(_("Database backup failed."));
  70
  71         return $filename;
  72 }
  73
  74
  75 function get_backup_file_combo()
  76 {
  77         global $path_to_root, $Ajax, $SysPrefs;
  78
  79         $ar_files = array();
  80     default_focus('backups');
  81     $dh = opendir($SysPrefs->backup_dir());
  82         while (($file = readdir($dh)) !== false)
  83                 $ar_files[] = $file;
  84         closedir($dh);
  85
  86     rsort($ar_files);
  87         $opt_files = "";
  88     foreach ($ar_files as $file)
  89                 if (preg_match("/.sql(.zip|.gz)?$/", $file))
  90                 $opt_files .= "<option value='$file'>$file</option>";
  91
  92         $selector = "<select name='backups' size=2 style='height:160px;min-width:230px'>$opt_files</select>";
  93
  94         $Ajax->addUpdate('backups', "_backups_sel", $selector);
  95         $selector = "<span id='_backups_sel'>".$selector."</span>\n";
  96
  97         return $selector;
  98 }
  99
 100 function compress_list_row($label, $name, $value=null)
 101 {
 102         $ar_comps = array('no'=>_("No"));
 103
 104     if (function_exists("gzcompress"))
 105         $ar_comps['zip'] = "zip";
 106     if (function_exists("gzopen"))
 107         $ar_comps['gzip'] = "gzip";
 108
 109         echo "<tr><td class='label'>$label</td><td>";
 110         echo array_selector('comp', $value, $ar_comps);
 111         echo "</td></tr>";
 112 }
 113
 114 function download_file($filename)
 115 {
 116     if (empty($filename) || !file_exists($filename))
 117     {
 118                 display_error(_('Select backup file first.'));
 119         return false;
 120     }
 121     $saveasname = basename($filename);
 122     header('Content-type: application/octet-stream');
 123         header('Content-Length: '.filesize($filename));
 124         header('Content-Disposition: attachment; filename="'.$saveasname.'"');
 125     readfile($filename);
 126
 127     return true;
 128 }
 129
 130 $conn = $db_connections[user_company()];
 131 $backup_name = clean_file_name(get_post('backups'));
 132 $backup_path = $SysPrefs->backup_dir() . $backup_name;
 133
 134 if (get_post('creat')) {
 135         generate_backup($conn, get_post('comp'), get_post('comments'));
 136         $Ajax->activate('backups');
 137         $SysPrefs->refresh(); // re-read system setup
 138 };
 139
 140 if (get_post('restore')) {
 141         if ($backup_name) {
 142                 if (db_import($backup_path, $conn, true, false, check_value('protected')))
 143                         display_notification(_("Restore backup completed."));
 144                 $SysPrefs->refresh(); // re-read system setup
 145         } else
 146                 display_error(_("Select backup file first."));
 147 }
 148
 149 if (get_post('deldump')) {
 150         if ($backup_name) {
 151                 if (unlink($backup_path)) {
 152                         display_notification(_("File successfully deleted.")." "
 153                                         . _("Filename") . ": " . $backup_name);
 154                         $Ajax->activate('backups');
 155                 }
 156                 else
 157                         display_error(_("Can't delete backup file."));
 158         } else
 159                 display_error(_("Select backup file first."));
 160 }
 161
 162 if (get_post('upload'))
 163 {
 164         $tmpname = $_FILES['uploadfile']['tmp_name'];
 165         $fname = trim(basename($_FILES['uploadfile']['name']));
 166
 167         if ($fname) {
 168                 if (!preg_match("/\.sql(\.zip|\.gz)?$/", $fname))
 169                         display_error(_("You can only upload *.sql backup files"));
 170                 elseif ($fname != clean_file_name($fname))
 171                         display_error(_("Filename contains forbidden chars. Please rename file and try again."));
 172                 elseif (is_uploaded_file($tmpname)) {
 173                         rename($tmpname, $SysPrefs->backup_dir() . $fname);
 174                         display_notification(_("File uploaded to backup directory"));
 175                         $Ajax->activate('backups');
 176                 } else
 177                         display_error(_("File was not uploaded into the system."));
 178         } else
 179                 display_error(_("Select backup file first."));
 180
 181 }
 182 //-------------------------------------------------------------------------------
 183 start_form(true, true);
 184 start_outer_table(TABLESTYLE2);
 185 table_section(1);
 186 table_section_title(_("Create backup"));
 187         textarea_row(_("Comments:"), 'comments', null, 30, 8);
 188         compress_list_row(_("Compression:"),'comp');
 189         vertical_space("height='20px'");
 190         submit_row('creat',_("Create Backup"), false, "colspan=2 align='center'", '', 'process');
 191 table_section(2);
 192 table_section_title(_("Backup scripts maintenance"));
 193
 194         start_row();
 195         echo "<td style='padding-left:20px' align='left'>".get_backup_file_combo()."</td>";
 196         echo "<td style='padding-left:20px' valign='top'>";
 197         start_table();
 198         submit_row('view',_("View Backup"), false, '', '', false);
 199         submit_row('download',_("Download Backup"), false, '', '', false);
 200         submit_row('restore',_("Restore Backup"), false, '','', 'process');
 201         submit_js_confirm('restore',_("You are about to restore database from backup file.\nDo you want to continue?"));
 202
 203         submit_row('deldump', _("Delete Backup"), false, '','', true);
 204         // don't use 'delete' name or IE js errors appear
 205         submit_js_confirm('deldump', sprintf(_("You are about to remove selected backup file.\nDo you want to continue ?")));
 206         end_table();
 207         echo "</td>";
 208         end_row();
 209 start_row();
 210         echo "<td style='padding-left:20px'  cspan=2>"
 211         . radio(_('Update security settings'), 'protect', 0) . '<br>'
 212         . radio(_('Protect security settings'), 'protect', 1, true) . "</td>";
 213 end_row();
 214 start_row();
 215         echo "<td style='padding-left:20px' align='left'><input name='uploadfile' type='file'></td>";
 216         submit_cells('upload',_("Upload file"),"style='padding-left:20px'", '', true);
 217 end_row();
 218 end_outer_table();
 219
 220 end_form();
 221
 222 end_page();