update.php

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