db-updater.php

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