opml.php

   1 <?php
   2         error_reporting(E_ERROR | E_WARNING | E_PARSE);
   3
   4         require_once "sessions.php";
   5         require_once "sanity_check.php";
   6         require_once "functions.php";
   7         require_once "config.php";
   8         require_once "db.php";
   9         require_once "db-prefs.php";
  10
  11         $link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
  12
  13         init_connection($link);
  14         login_sequence($link);
  15
  16         $owner_uid = $_SESSION["uid"];
  17
  18         function opml_export($link, $owner_uid) {
  19                 header("Content-type: application/xml+opml");
  20                 print "<?xml version=\"1.0\" encoding=\"utf-8\"?>";
  21
  22                 print "<opml version=\"1.0\">";
  23                 print "<head>
  24                         <dateCreated>" . date("r", time()) . "</dateCreated>
  25                         <title>Tiny Tiny RSS Feed Export</title>
  26                 </head>";
  27                 print "<body>";
  28
  29                 $cat_mode = false;
  30
  31                 if (get_pref($link, 'ENABLE_FEED_CATS')) {
  32                         $cat_mode = true;
  33                         $result = db_query($link, "SELECT
  34                                         title,feed_url,site_url,
  35                                         (SELECT title FROM ttrss_feed_categories WHERE id = cat_id) as cat_title
  36                                         FROM ttrss_feeds
  37                                 WHERE
  38                                         owner_uid = '$owner_uid'
  39                                 ORDER BY cat_title,title");
  40                 } else {
  41                         $result = db_query($link, "SELECT * FROM ttrss_feeds
  42                                 WHERE owner_uid = '$owner_uid' ORDER BY title");
  43                 }
  44
  45                 $old_cat_title = "";
  46
  47                 while ($line = db_fetch_assoc($result)) {
  48                         $title = htmlspecialchars($line["title"]);
  49                         $url = htmlspecialchars($line["feed_url"]);
  50                         $site_url = htmlspecialchars($line["site_url"]);
  51
  52                         if ($cat_mode) {
  53                                 $cat_title = htmlspecialchars($line["cat_title"]);
  54
  55                                 if ($old_cat_title != $cat_title) {
  56                                         if ($old_cat_title) {
  57                                                 print "</outline>\n";
  58                                         }
  59
  60                                         if ($cat_title) {
  61                                                 print "<outline title=\"$cat_title\">\n";
  62                                         }
  63
  64                                         $old_cat_title = $cat_title;
  65                                 }
  66                         }
  67
  68                         if ($site_url) {
  69                                 $html_url_qpart = "htmlUrl=\"$site_url\"";
  70                         } else {
  71                                 $html_url_qpart = "";
  72                         }
  73
  74                         print "<outline text=\"$title\" xmlUrl=\"$url\" $html_url_qpart/>\n";
  75                 }
  76
  77                 if ($cat_mode && $old_cat_title) {
  78                         print "</outline>\n";
  79                 }
  80
  81                 print "</body></opml>";
  82         }
  83
  84         // FIXME there are some brackets issues here
  85
  86         $op = $_REQUEST["op"];
  87
  88         if (!$op) $op = "Export";
  89
  90         if ($op == "Export") {
  91                 return opml_export($link, $owner_uid);
  92         }
  93
  94         if ($op == "Import") {
  95
  96                 print "<html>
  97                         <head>
  98                                 <link rel=\"stylesheet\" href=\"utility.css\" type=\"text/css\">
  99                                 <title>".__("OPML Utility")."</title>
 100                         </head>
 101                         <body>
 102                         <div class=\"floatingLogo\"><img src=\"images/ttrss_logo.png\"></div>
 103                         <h1>".__('OPML Utility')."</h1>";
 104
 105                 db_query($link, "BEGIN");
 106
 107                 /* create Imported feeds category just in case */
 108
 109                 $result = db_query($link, "SELECT id FROM
 110                         ttrss_feed_categories WHERE title = 'Imported feeds' AND
 111                         owner_uid = '$owner_uid' LIMIT 1");
 112
 113                 if (db_num_rows($result) == 0) {
 114                                 db_query($link, "INSERT INTO ttrss_feed_categories
 115                                         (title,owner_uid)
 116                                                 VALUES ('Imported feeds', '$owner_uid')");
 117                 }
 118
 119                 db_query($link, "COMMIT");
 120
 121                 /* Handle OPML import by DOMXML/DOMDocument */
 122
 123                 if (function_exists('domxml_open_file')) {
 124                         print "<p>".__("Importing OPML (using DOMXML extension)...")."</p>";
 125                         require_once "modules/opml_domxml.php";
 126                         opml_import_domxml($link, $owner_uid);
 127                 } else if (PHP_VERSION >= 5) {
 128                         print "<p>".__("Importing OPML (using DOMDocument extension)...")."</p>";
 129                         require_once "modules/opml_domdoc.php";
 130                         opml_import_domdoc($link, $owner_uid);
 131                 } else {
 132                         print_error(__("DOMXML extension is not found. It is required for PHP versions below 5."));
 133                 }
 134
 135                 print "<br><form method=\"GET\" action=\"prefs.php\">
 136                         <input type=\"submit\" value=\"".__("Return to preferences")."\">
 137                         </form>";
 138
 139                 print "</body></html>";
 140
 141         }
 142
 143 //      if ($link) db_close($link);
 144
 145 ?>