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
  15         function opml_export($link, $owner_uid, $hide_private_feeds=False) {
  16                 header("Content-type: application/xml+opml");
  17                 print "<?xml version=\"1.0\" encoding=\"utf-8\"?>";
  18
  19                 print "<opml version=\"1.0\">";
  20                 print "<head>
  21                         <dateCreated>" . date("r", time()) . "</dateCreated>
  22                         <title>Tiny Tiny RSS Feed Export</title>
  23                 </head>";
  24                 print "<body>";
  25
  26                 $cat_mode = false;
  27
  28                 $select = "SELECT * ";
  29                 $where = "WHERE owner_uid = '$owner_uid'";
  30                 $orderby = "ORDER BY title";
  31                 if ($hide_private_feeds){
  32                         $where = "WHERE owner_uid = '$owner_uid' AND private IS false";
  33                 }
  34
  35                 if (get_pref($link, 'ENABLE_FEED_CATS')) {
  36                         $cat_mode = true;
  37                         $select = "SELECT
  38                                 title, feed_url, site_url,
  39                                 (SELECT title FROM ttrss_feed_categories WHERE id = cat_id) as cat_title";
  40                         $orderby = "ORDER BY cat_title, title";
  41
  42                 }
  43
  44                 $result = db_query($link, $select." FROM ttrss_feeds ".$where." ".$orderby);
  45
  46                 $old_cat_title = "";
  47
  48                 while ($line = db_fetch_assoc($result)) {
  49                         $title = htmlspecialchars($line["title"]);
  50                         $url = htmlspecialchars($line["feed_url"]);
  51                         $site_url = htmlspecialchars($line["site_url"]);
  52
  53                         if ($cat_mode) {
  54                                 $cat_title = htmlspecialchars($line["cat_title"]);
  55
  56                                 if ($old_cat_title != $cat_title) {
  57                                         if ($old_cat_title) {
  58                                                 print "</outline>\n";
  59                                         }
  60
  61                                         if ($cat_title) {
  62                                                 print "<outline title=\"$cat_title\">\n";
  63                                         }
  64
  65                                         $old_cat_title = $cat_title;
  66                                 }
  67                         }
  68
  69                         if ($site_url) {
  70                                 $html_url_qpart = "htmlUrl=\"$site_url\"";
  71                         } else {
  72                                 $html_url_qpart = "";
  73                         }
  74
  75                         print "<outline text=\"$title\" xmlUrl=\"$url\" $html_url_qpart/>\n";
  76                 }
  77
  78                 if ($cat_mode && $old_cat_title) {
  79                         print "</outline>\n";
  80                 }
  81
  82                 print "</body></opml>";
  83         }
  84
  85         // FIXME there are some brackets issues here
  86
  87         $op = $_REQUEST["op"];
  88
  89         if (!$op) $op = "Export";
  90
  91         if ($op == "Export") {
  92
  93                 login_sequence($link);
  94                 $owner_uid = $_SESSION["uid"];
  95                 return opml_export($link, $owner_uid);
  96         }
  97         if ($op == "publish"){
  98                 $key = db_escape_string($_REQUEST["key"]);
  99
 100                 $result = db_query($link, "SELECT login, owner_uid
 101                                 FROM ttrss_user_prefs, ttrss_users WHERE
 102                                 pref_name = '_PREFS_PUBLISH_KEY' AND
 103                                 value = '$key' AND
 104                                 ttrss_users.id = owner_uid");
 105
 106                 if (db_num_rows($result) == 1) {
 107                         $owner = db_fetch_result($result, 0, "owner_uid");
 108                         return opml_export($link, $owner, True);
 109                 } else {
 110                         print "<error>User not found</error>";
 111                 }
 112         }
 113
 114         if ($op == "Import") {
 115
 116                 login_sequence($link);
 117                 $owner_uid = $_SESSION["uid"];
 118
 119                 print "<html>
 120                         <head>
 121                                 <link rel=\"stylesheet\" href=\"utility.css\" type=\"text/css\">
 122                                 <title>".__("OPML Utility")."</title>
 123                         </head>
 124                         <body>
 125                         <div class=\"floatingLogo\"><img src=\"images/ttrss_logo.png\"></div>
 126                         <h1>".__('OPML Utility')."</h1>";
 127
 128                 db_query($link, "BEGIN");
 129
 130                 /* create Imported feeds category just in case */
 131
 132                 $result = db_query($link, "SELECT id FROM
 133                         ttrss_feed_categories WHERE title = 'Imported feeds' AND
 134                         owner_uid = '$owner_uid' LIMIT 1");
 135
 136                 if (db_num_rows($result) == 0) {
 137                                 db_query($link, "INSERT INTO ttrss_feed_categories
 138                                         (title,owner_uid)
 139                                                 VALUES ('Imported feeds', '$owner_uid')");
 140                 }
 141
 142                 db_query($link, "COMMIT");
 143
 144                 /* Handle OPML import by DOMXML/DOMDocument */
 145
 146                 if (function_exists('domxml_open_file')) {
 147                         print "<p>".__("Importing OPML (using DOMXML extension)...")."</p>";
 148                         require_once "modules/opml_domxml.php";
 149                         opml_import_domxml($link, $owner_uid);
 150                 } else if (PHP_VERSION >= 5) {
 151                         print "<p>".__("Importing OPML (using DOMDocument extension)...")."</p>";
 152                         require_once "modules/opml_domdoc.php";
 153                         opml_import_domdoc($link, $owner_uid);
 154                 } else {
 155                         print_error(__("DOMXML extension is not found. It is required for PHP versions below 5."));
 156                 }
 157
 158                 print "<br><form method=\"GET\" action=\"prefs.php\">
 159                         <input type=\"submit\" value=\"".__("Return to preferences")."\">
 160                         </form>";
 161
 162                 print "</body></html>";
 163
 164         }
 165
 166 //      if ($link) db_close($link);
 167
 168 ?>