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