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, $hide_private_feeds=False) {
  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                 $select = "SELECT * ";
  32                 $where = "WHERE owner_uid = '$owner_uid'";
  33                 $orderby = "ORDER BY title";
  34                 if ($hide_private_feeds){
  35                         $where = "WHERE owner_uid = '$owner_uid' AND private IS false";
  36                 }
  37
  38                 if (get_pref($link, 'ENABLE_FEED_CATS')) {
  39                         $cat_mode = true;
  40                         $select = "SELECT
  41                                 title, feed_url, site_url,
  42                                 (SELECT title FROM ttrss_feed_categories WHERE id = cat_id) as cat_title";
  43                         $orderby = "ORDER BY cat_title, title";
  44
  45                 }
  46
  47                 $result = db_query($link, $select." FROM ttrss_feeds ".$where." ".$orderby);
  48
  49                 $old_cat_title = "";
  50
  51                 while ($line = db_fetch_assoc($result)) {
  52                         $title = htmlspecialchars($line["title"]);
  53                         $url = htmlspecialchars($line["feed_url"]);
  54                         $site_url = htmlspecialchars($line["site_url"]);
  55
  56                         if ($cat_mode) {
  57                                 $cat_title = htmlspecialchars($line["cat_title"]);
  58
  59                                 if ($old_cat_title != $cat_title) {
  60                                         if ($old_cat_title) {
  61                                                 print "</outline>\n";
  62                                         }
  63
  64                                         if ($cat_title) {
  65                                                 print "<outline title=\"$cat_title\">\n";
  66                                         }
  67
  68                                         $old_cat_title = $cat_title;
  69                                 }
  70                         }
  71
  72                         if ($site_url) {
  73                                 $html_url_qpart = "htmlUrl=\"$site_url\"";
  74                         } else {
  75                                 $html_url_qpart = "";
  76                         }
  77
  78                         print "<outline text=\"$title\" xmlUrl=\"$url\" $html_url_qpart/>\n";
  79                 }
  80
  81                 if ($cat_mode && $old_cat_title) {
  82                         print "</outline>\n";
  83                 }
  84
  85                 print "</body></opml>";
  86         }
  87
  88         // FIXME there are some brackets issues here
  89
  90         $op = $_REQUEST["op"];
  91
  92         if (!$op) $op = "Export";
  93
  94         if ($op == "Export") {
  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                 print "<html>
 117                         <head>
 118                                 <link rel=\"stylesheet\" href=\"utility.css\" type=\"text/css\">
 119                                 <title>".__("OPML Utility")."</title>
 120                         </head>
 121                         <body>
 122                         <div class=\"floatingLogo\"><img src=\"images/ttrss_logo.png\"></div>
 123                         <h1>".__('OPML Utility')."</h1>";
 124
 125                 db_query($link, "BEGIN");
 126
 127                 /* create Imported feeds category just in case */
 128
 129                 $result = db_query($link, "SELECT id FROM
 130                         ttrss_feed_categories WHERE title = 'Imported feeds' AND
 131                         owner_uid = '$owner_uid' LIMIT 1");
 132
 133                 if (db_num_rows($result) == 0) {
 134                                 db_query($link, "INSERT INTO ttrss_feed_categories
 135                                         (title,owner_uid)
 136                                                 VALUES ('Imported feeds', '$owner_uid')");
 137                 }
 138
 139                 db_query($link, "COMMIT");
 140
 141                 /* Handle OPML import by DOMXML/DOMDocument */
 142
 143                 if (function_exists('domxml_open_file')) {
 144                         print "<p>".__("Importing OPML (using DOMXML extension)...")."</p>";
 145                         require_once "modules/opml_domxml.php";
 146                         opml_import_domxml($link, $owner_uid);
 147                 } else if (PHP_VERSION >= 5) {
 148                         print "<p>".__("Importing OPML (using DOMDocument extension)...")."</p>";
 149                         require_once "modules/opml_domdoc.php";
 150                         opml_import_domdoc($link, $owner_uid);
 151                 } else {
 152                         print_error(__("DOMXML extension is not found. It is required for PHP versions below 5."));
 153                 }
 154
 155                 print "<br><form method=\"GET\" action=\"prefs.php\">
 156                         <input type=\"submit\" value=\"".__("Return to preferences")."\">
 157                         </form>";
 158
 159                 print "</body></html>";
 160
 161         }
 162
 163 //      if ($link) db_close($link);
 164
 165 ?>