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
  36
  37                 if (get_pref($link, 'ENABLE_FEED_CATS', $owner_uid) == true) {
  38                         $cat_mode = true;
  39                         $select = "SELECT
  40                                 title, feed_url, site_url,
  41                                 (SELECT title FROM ttrss_feed_categories WHERE id = cat_id) as cat_title";
  42                         $orderby = "ORDER BY cat_title, title";
  43
  44                 }
  45                 else{
  46                         $cat_feed = get_pref($link, 'ENABLE_FEED_CATS');
  47                         print "<!-- feeding cats is not enabled -->";
  48                         print "<!-- $cat_feed -->";
  49
  50                 }
  51
  52
  53                 $result = db_query($link, $select." FROM ttrss_feeds ".$where." ".$orderby);
  54
  55                 $old_cat_title = "";
  56
  57                 while ($line = db_fetch_assoc($result)) {
  58                         $title = htmlspecialchars($line["title"]);
  59                         $url = htmlspecialchars($line["feed_url"]);
  60                         $site_url = htmlspecialchars($line["site_url"]);
  61
  62                         if ($cat_mode) {
  63                                 $cat_title = htmlspecialchars($line["cat_title"]);
  64
  65                                 if ($old_cat_title != $cat_title) {
  66                                         if ($old_cat_title) {
  67                                                 print "</outline>\n";
  68                                         }
  69
  70                                         if ($cat_title) {
  71                                                 print "<outline title=\"$cat_title\" text=\"$cat_title\" >\n";
  72                                         }
  73
  74                                         $old_cat_title = $cat_title;
  75                                 }
  76                         }
  77
  78                         if ($site_url) {
  79                                 $html_url_qpart = "htmlUrl=\"$site_url\"";
  80                         } else {
  81                                 $html_url_qpart = "";
  82                         }
  83
  84                         print "<outline text=\"$title\" xmlUrl=\"$url\" $html_url_qpart/>\n";
  85                 }
  86
  87                 if ($cat_mode && $old_cat_title) {
  88                         print "</outline>\n";
  89                 }
  90
  91                 print "</body></opml>";
  92         }
  93
  94         // FIXME there are some brackets issues here
  95
  96         $op = $_REQUEST["op"];
  97
  98         if (!$op) $op = "Export";
  99
 100         if ($op == "Export") {
 101
 102                 login_sequence($link);
 103                 $owner_uid = $_SESSION["uid"];
 104                 return opml_export($link, $owner_uid);
 105         }
 106         if ($op == "publish"){
 107                 $key = db_escape_string($_REQUEST["key"]);
 108
 109                 $result = db_query($link, "SELECT login, owner_uid
 110                                 FROM ttrss_user_prefs, ttrss_users WHERE
 111                                 pref_name = '_PREFS_PUBLISH_KEY' AND
 112                                 value = '$key' AND
 113                                 ttrss_users.id = owner_uid");
 114
 115                 if (db_num_rows($result) == 1) {
 116                         $owner = db_fetch_result($result, 0, "owner_uid");
 117                         return opml_export($link, $owner, True);
 118                 } else {
 119                         print "<error>User not found</error>";
 120                 }
 121         }
 122
 123         if ($op == "Import") {
 124
 125                 login_sequence($link);
 126                 $owner_uid = $_SESSION["uid"];
 127
 128                 print "<html>
 129                         <head>
 130                                 <link rel=\"stylesheet\" href=\"utility.css\" type=\"text/css\">
 131                                 <title>".__("OPML Utility")."</title>
 132                         </head>
 133                         <body>
 134                         <div class=\"floatingLogo\"><img src=\"images/ttrss_logo.png\"></div>
 135                         <h1>".__('OPML Utility')."</h1>";
 136
 137                 db_query($link, "BEGIN");
 138
 139                 /* create Imported feeds category just in case */
 140
 141                 $result = db_query($link, "SELECT id FROM
 142                         ttrss_feed_categories WHERE title = 'Imported feeds' AND
 143                         owner_uid = '$owner_uid' LIMIT 1");
 144
 145                 if (db_num_rows($result) == 0) {
 146                                 db_query($link, "INSERT INTO ttrss_feed_categories
 147                                         (title,owner_uid)
 148                                                 VALUES ('Imported feeds', '$owner_uid')");
 149                 }
 150
 151                 db_query($link, "COMMIT");
 152
 153                 /* Handle OPML import by DOMXML/DOMDocument */
 154
 155                 if (function_exists('domxml_open_file')) {
 156                         print "<p>".__("Importing OPML (using DOMXML extension)...")."</p>";
 157                         require_once "modules/opml_domxml.php";
 158                         opml_import_domxml($link, $owner_uid);
 159                 } else if (PHP_VERSION >= 5) {
 160                         print "<p>".__("Importing OPML (using DOMDocument extension)...")."</p>";
 161                         require_once "modules/opml_domdoc.php";
 162                         opml_import_domdoc($link, $owner_uid);
 163                 } else {
 164                         print_error(__("DOMXML extension is not found. It is required for PHP versions below 5."));
 165                 }
 166
 167                 print "<br><form method=\"GET\" action=\"prefs.php\">
 168                         <input type=\"submit\" value=\"".__("Return to preferences")."\">
 169                         </form>";
 170
 171                 print "</body></html>";
 172
 173         }
 174
 175 //      if ($link) db_close($link);
 176
 177 ?>