plugin/backup.inc.php

   1 <?php
   2 /////////////////////////////////////////////////
   3 // PukiWiki - Yet another WikiWikiWeb clone.
   4 //
   5 // $Id: backup.inc.php,v 1.7 2003/06/05 10:37:35 arino Exp $
   6 //
   7 // ¥Ð¥Ã¥¯¥¢¥Ã¥×
   8 function plugin_backup_action()
   9 {
  10         global $script,$vars,$do_backup,$hr;
  11         global $_msg_backuplist,$_msg_diff,$_msg_nowdiff,$_msg_source,$_msg_backup;
  12         global $_msg_view,$_msg_goto,$_msg_deleted,$_msg_addline,$_msg_delline;
  13         global $_title_backupdiff,$_title_backupnowdiff,$_title_backupsource;
  14         global $_title_backup,$_title_pagebackuplist,$_title_backuplist;
  15
  16         if (!$do_backup)
  17         {
  18                 return;
  19         }
  20
  21         $page = $s_page = $r_page = '';
  22         if (array_key_exists('page',$vars))
  23         {
  24                 $page   = $vars['page'];
  25                 $s_page = htmlspecialchars($page);
  26                 $r_page = rawurlencode($page);
  27         }
  28         $s_age = (array_key_exists('age',$vars) and is_numeric($vars['age'])) ? $vars['age'] : 0;
  29         $action = $s_action = $r_action = '';
  30         if (array_key_exists('action',$vars))
  31         {
  32                 $action = $vars['action'];
  33                 $s_action = htmlspecialchars($action);
  34                 $r_action = rawurlencode($action);
  35         }
  36
  37         $body = '';
  38
  39         if ($page == '')
  40         {
  41                 return array('msg'=>$_title_backuplist,'body'=>get_backup_list_all());
  42         }
  43         if ($action == 'delete')
  44         {
  45                 return plugin_backup_delete($page);
  46         }
  47         if ($s_age == 0)
  48         {
  49                 return array(
  50                         'msg'  => $_title_pagebackuplist,
  51                         'body' => get_backup_list($page)
  52                 );
  53         }
  54
  55         $body  = "<ul>\n";
  56         $body .= " <li><a href=\"$script?cmd=backup\">$_msg_backuplist</a></li>\n";
  57
  58         $href = "$script?cmd=backup&amp;page=$r_page&amp;age=$s_age";
  59
  60         if ($action != 'diff' and is_page($page))
  61         {
  62                 $body .= " <li>".str_replace('$1',"<a href=\"$href&amp;action=diff\">$_msg_diff</a>",$_msg_view)."</li>\n";
  63         }
  64         if ($action != 'nowdiff' and is_page($page))
  65         {
  66                 $body .= " <li>".str_replace('$1',"<a href=\"$href&amp;action=nowdiff\">$_msg_nowdiff</a>",$_msg_view)."</li>\n";
  67         }
  68         if ($action != 'source')
  69         {
  70                 $body .= " <li>".str_replace('$1',"<a href=\"$href&amp;action=source\">$_msg_source</a>",$_msg_view)."</li>\n";
  71         }
  72         if ($action != '')
  73         {
  74                 $body .= " <li>".str_replace('$1',"<a href=\"$href\">$_msg_backup</a>",$_msg_view)."</li>\n";
  75         }
  76
  77         if (is_page($page))
  78         {
  79                 $body .= " <li>".str_replace('$1',"<a href=\"$script?$r_page\">$s_page</a>",$_msg_goto)."</li>\n";
  80         }
  81         else
  82         {
  83                 $body .= " <li>".str_replace('$1',$s_page,$_msg_deleted)."</li>\n";
  84         }
  85
  86         $backups = get_backup($page);
  87         if (count($backups) > 0)
  88         {
  89                 $body .= "  <ul>\n";
  90                 foreach($backups as $age => $val)
  91                 {
  92                         $date = format_date($val['time'],TRUE);
  93                         $body .= ($age == $s_age) ?
  94                                 "   <li><em>$age $date</em></li>\n" :
  95                                 "   <li><a href=\"$script?cmd=backup&amp;action=$r_action&amp;page=$r_page&amp;age=$age\">$age $date</a></li>\n";
  96                 }
  97                 $body .= "  </ul>\n";
  98         }
  99         $body .= " </li>\n";
 100         $body .= "</ul>\n";
 101
 102         if ($action == 'diff')
 103         {
 104                 $old = ($s_age > 1) ? join('',$backups[$s_age - 1]['data']) : '';
 105                 $cur = join('',$backups[$s_age]['data']);
 106                 $body .= plugin_backup_diff(do_diff($old,$cur));
 107
 108                 return array('msg'=>str_replace('$2',$s_age,$_title_backupdiff),'body'=>$body);
 109         }
 110         else if ($s_action == 'nowdiff')
 111         {
 112                 $old = join('',$backups[$s_age]['data']);
 113                 $cur = join('',get_source($page));
 114                 $body .= plugin_backup_diff(do_diff($old,$cur));
 115
 116                 return array('msg'=>str_replace('$2',$s_age,$_title_backupnowdiff),'body'=>$body);
 117         }
 118         else if ($s_action == 'source')
 119         {
 120                 $body .= "<pre>".htmlspecialchars(join('',$backups[$s_age]['data']))."</pre>\n";
 121
 122                 return array('msg'=>str_replace('$2',$s_age,$_title_backupsource),'body'=>$body);
 123         }
 124         // else
 125         $body .= "$hr\n".drop_submit(convert_html($backups[$s_age]['data']));
 126
 127         return array('msg'=>str_replace('$2',$s_age,$_title_backup),'body'=>$body);
 128 }
 129 // ¥Ð¥Ã¥¯¥¢¥Ã¥×¤òºï½ü
 130 function plugin_backup_delete($page)
 131 {
 132         global $script,$post,$adminpass;
 133         global $_title_backup_delete,$_msg_backup_deleted,$_msg_backup_delete;
 134         global $_msg_backup_adminpass,$_btn_delete,$_msg_invalidpass;
 135
 136         if (!backup_file_exists($page))
 137         {
 138                 return;
 139         }
 140         $s_page = htmlspecialchars($page);
 141         $pass = array_key_exists('pass',$post) ? $post['pass'] : NULL;
 142
 143         if (md5($pass) == $adminpass)
 144         {
 145                 backup_delete($page);
 146                 return array(
 147                         'msg'  => $_title_backup_delete,
 148                         'body' => str_replace('$1',make_pagelink($page),$_msg_backup_deleted)
 149                 );
 150         }
 151         $body = ($pass === NULL) ? '' : "<p><strong>$_msg_invalidpass</strong></p>\n";
 152
 153         $msg_delete = str_replace('$1',make_pagelink($page),$_msg_backup_delete);
 154         $body .= <<<EOD
 155 <p>$_msg_backup_adminpass</p>
 156 <form action="$script" method="post">
 157  <div>
 158   <input type="hidden" name="cmd" value="backup" />
 159   <input type="hidden" name="page" value="$s_page" />
 160   <input type="hidden" name="action" value="delete" />
 161   <input type="password" name="pass" size="12" />
 162   <input type="submit" name="ok" value="$_btn_delete" />
 163  </div>
 164 </form>
 165 EOD;
 166         return  array('msg'=>$_title_backup_delete,'body'=>$body);
 167 }
 168 function plugin_backup_diff($str)
 169 {
 170         global $_msg_addline,$_msg_delline,$hr;
 171
 172         $str = htmlspecialchars($str);
 173         $str = preg_replace('/^(\-)(.*)$/m','<span class="diff_removed"> $2</span>',$str);
 174         $str = preg_replace('/^(\+)(.*)$/m','<span class="diff_added"> $2</span>',$str);
 175         $str = trim($str);
 176         $str = <<<EOD
 177 $hr
 178 <ul>
 179  <li>$_msg_addline</li>
 180  <li>$_msg_delline</li>
 181 </ul>
 182 <pre>$str</pre>
 183 EOD;
 184
 185         return $str;
 186 }
 187
 188 // ¥Ð¥Ã¥¯¥¢¥Ã¥×°ìÍ÷¤ò¼èÆÀ
 189 function get_backup_list($page)
 190 {
 191         global $script;
 192         global $_msg_backuplist,$_msg_diff,$_msg_nowdiff,$_msg_source,$_msg_nobackup;
 193         global $_title_backup_delete;
 194
 195         $r_page = rawurlencode($page);
 196         $s_page = htmlspecialchars($page);
 197         $retval = array();
 198         $retval[0] = <<<EOD
 199 <ul>
 200  <li><a href="$script?cmd=backup">$_msg_backuplist</a>
 201   <ul>
 202 EOD;
 203         $retval[1] = "\n";
 204         $retval[2] = <<<EOD
 205   </ul>
 206  </li>
 207 </ul>
 208 EOD;
 209
 210         $backups = backup_file_exists($page) ? get_backup($page) : array();
 211         if (count($backups) == 0)
 212         {
 213                 $msg = str_replace('$1',make_pagelink($page),$_msg_nobackup);
 214                 $retval[1] .= "   <li>$msg</li>\n";
 215                 return join('',$retval);
 216         }
 217         $retval[1] .= "   <li><a href=\"$script?cmd=backup&amp;action=delete&amp;page=$r_page\">";
 218         $retval[1] .= str_replace('$1',$s_page,$_title_backup_delete);
 219         $retval[1] .= "</a></li>\n";
 220         foreach ($backups as $age=>$data) {
 221                 $date = format_date($data['time'],TRUE);
 222                 $href = "$script?cmd=backup&amp;page=$r_page&amp;age=$age";
 223                 $retval[1] .= <<<EOD
 224    <li><a href="$href">$age $date</a>
 225      [ <a href="$href&amp;action=diff">$_msg_diff</a>
 226      | <a href="$href&amp;action=nowdiff">$_msg_nowdiff</a>
 227      | <a href="$href&amp;action=source">$_msg_source</a>
 228      ]
 229    </li>
 230 EOD;
 231         }
 232         return join('',$retval);
 233 }
 234 // Á´¥Ú¡¼¥¸¤Î¥Ð¥Ã¥¯¥¢¥Ã¥×°ìÍ÷¤ò¼èÆÀ
 235 function get_backup_list_all($withfilename = FALSE)
 236 {
 237         global $cantedit;
 238
 239         $pages = array_diff(get_existpages(BACKUP_DIR,BACKUP_EXT),$cantedit);
 240
 241         if (count($pages) == 0)
 242         {
 243                 return '';
 244         }
 245
 246         return page_list($pages,'backup',$withfilename);
 247 }
 248 ?>