db-updater.php

   1 <?php
   2         set_include_path(dirname(__FILE__) ."/include" . PATH_SEPARATOR .
   3                 get_include_path());
   4
   5         require_once "functions.php";
   6         require_once "sessions.php";
   7         require_once "sanity_check.php";
   8         require_once "config.php";
   9         require_once "db.php";
  10
  11         $link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
  12
  13         if (!init_connection($link)) return;
  14         login_sequence($link);
  15
  16         $owner_uid = $_SESSION["uid"];
  17
  18         if (!SINGLE_USER_MODE && $_SESSION["access_level"] < 10) {
  19                 $_SESSION["login_error_msg"] = __("Your access level is insufficient to run this script.");
  20                 render_login_form($link);
  21                 exit;
  22         }
  23
  24
  25 ?>
  26
  27 <html>
  28 <head>
  29 <title>Database Updater</title>
  30 <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
  31 <link rel="stylesheet" type="text/css" href="utility.css">
  32 </head>
  33
  34 <body>
  35
  36 <script type='text/javascript'>
  37 function confirmOP() {
  38         return confirm(__("Update the database?"));
  39 }
  40 </script>
  41
  42 <div class="floatingLogo"><img src="images/logo_wide.png"></div>
  43
  44 <h1><?php echo __("Database Updater") ?></h1>
  45
  46 <?php
  47         function getline($fp, $delim) {
  48                 $result = "";
  49                 while(!feof($fp)) {
  50                         $tmp = fgetc($fp);
  51
  52                         if($tmp == $delim) {
  53                                 return $result;
  54                         }
  55                         $result .= $tmp;
  56                 }
  57                 return $result;
  58         }
  59
  60         $op = $_POST["op"];
  61
  62         $result = db_query($link, "SELECT schema_version FROM ttrss_version");
  63         $version = db_fetch_result($result, 0, "schema_version");
  64
  65         $update_files = glob("schema/versions/".DB_TYPE."/*sql");
  66         $update_versions = array();
  67
  68         foreach ($update_files as $f) {
  69                 $m = array();
  70                 preg_match_all("/schema\/versions\/".DB_TYPE."\/(\d*)\.sql/", $f, $m,
  71                         PREG_PATTERN_ORDER);
  72
  73                 if ($m[1][0]) {
  74                         $update_versions[$m[1][0]] = $f;
  75                 }
  76         }
  77
  78         ksort($update_versions, SORT_NUMERIC);
  79
  80         $latest_version = max(array_keys($update_versions));
  81
  82         if ($version == $latest_version) {
  83
  84                 if ($version != SCHEMA_VERSION) {
  85                         print_error(__("Could not update database"));
  86
  87                         print "<p>" .
  88                                 __("Could not find necessary schema file, need version:") .
  89                                 " " . SCHEMA_VERSION . __(", found: ") . $latest_version . "</p>";
  90
  91                 } else {
  92                         print_notice(__("Tiny Tiny RSS database is up to date."));
  93                         print "<form method=\"GET\" action=\"index.php\">
  94                                 <input type=\"submit\" value=\"".__("Return to Tiny Tiny RSS")."\">
  95                                 </form>";
  96                 }
  97
  98         } else if ($version <= $latest_version && !$op) {
  99
 100                 print_warning(__("Please backup your database before proceeding."));
 101
 102                 print "<p>" . T_sprintf("Your Tiny Tiny RSS database needs update to the latest version (<b>%d</b> to <b>%d</b>).", $version, $latest_version) . "</p>";
 103
 104         /*              print "<p>Available incremental updates:";
 105
 106                 foreach (array_keys($update_versions) as $v) {
 107                         if ($v > $version) {
 108                                 print " <a href='$update_versions[$v]'>$v</a>";
 109                         }
 110                 } */
 111
 112                 print "</p>";
 113
 114                 print "<form method='POST'>
 115                         <input type='hidden' name='op' value='do'>
 116                         <input type='submit' onclick='return confirmOP()' value='".__("Perform updates")."'>
 117                         </form>";
 118
 119         } else if ($op == "do") {
 120
 121                 print "<p>".__("Performing updates...")."</p>";
 122
 123                 $num_updates = 0;
 124
 125                 foreach (array_keys($update_versions) as $v) {
 126                         if ($v == $version + 1) {
 127                                 print "<p>".T_sprintf("Updating to version %d...", $v)."</p>";
 128                                 db_query($link, "BEGIN");
 129                                 $fp = fopen($update_versions[$v], "r");
 130                                 if ($fp) {
 131                                         while (!feof($fp)) {
 132                                                 $query = trim(getline($fp, ";"));
 133                                                 if ($query != "") {
 134                                                         print "<p class='query'>$query</p>";
 135                                                         db_query($link, $query);
 136                                                 }
 137                                         }
 138                                 }
 139                                 fclose($fp);
 140                                 db_query($link, "COMMIT");
 141
 142                                 print "<p>".__("Checking version... ");
 143
 144                                 $result = db_query($link, "SELECT schema_version FROM ttrss_version");
 145                                 $version = db_fetch_result($result, 0, "schema_version");
 146
 147                                 if ($version == $v) {
 148                                         print __("OK!");
 149                                 } else {
 150                                         print "<b>".__("ERROR!")."</b>";
 151                                         return;
 152                                 }
 153
 154                                 $num_updates++;
 155                         }
 156                 }
 157
 158                 print "<p>".T_sprintf("Finished. Performed <b>%d</b> update(s) up to schema
 159                         version <b>%d</b>.", $num_updates, $version)."</p>";
 160
 161                 print "<form method=\"GET\" action=\"backend.php\">
 162                         <input type=\"hidden\" name=\"op\" value=\"logout\">
 163                         <input type=\"submit\" value=\"".__("Return to Tiny Tiny RSS")."\">
 164                         </form>";
 165
 166         } else if ($version >= $latest_version) {
 167
 168                 print_error(__("Your database schema is from a newer version of Tiny Tiny RSS."));
 169
 170                 print "<p>" . T_sprintf("Found schema version: <b>%d</b>, required: <b>%d</b>.", $version, $latest_version) . "</p>";
 171
 172                 print "<p>" . __("Schema upgrade impossible. Please update Tiny Tiny RSS files to the newer version and continue.") . "</p>";
 173
 174                 print "<form method=\"GET\" action=\"backend.php\">
 175                         <input type=\"hidden\" name=\"op\" value=\"logout\">
 176                         <input type=\"submit\" value=\"".__("Return to Tiny Tiny RSS")."\">
 177                         </form>";
 178
 179
 180         }
 181
 182 ?>
 183
 184 </body>
 185 </html>
 186