db-updater.php

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