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, $include_settings=true) {
  16                 if (!$_REQUEST["debug"]) {
  17                         header("Content-type: application/xml+opml");
  18                 } else {
  19                         header("Content-type: text/xml");
  20                 }
  21                 print "<?xml version=\"1.0\" encoding=\"utf-8\"?>";
  22
  23                 print "<opml version=\"1.0\">";
  24                 print "<head>
  25                         <dateCreated>" . date("r", time()) . "</dateCreated>
  26                         <title>Tiny Tiny RSS Feed Export</title>
  27                 </head>";
  28                 print "<body>";
  29
  30                 $cat_mode = false;
  31
  32                 $select = "SELECT * ";
  33                 $where = "WHERE owner_uid = '$owner_uid'";
  34                 $orderby = "ORDER BY title";
  35                 if ($hide_private_feeds){
  36                         $where = "WHERE owner_uid = '$owner_uid' AND private IS false";
  37                 }
  38
  39
  40
  41                 if (get_pref($link, 'ENABLE_FEED_CATS', $owner_uid) == true) {
  42                         $cat_mode = true;
  43                         $select = "SELECT
  44                                 title, feed_url, site_url,
  45                                 (SELECT title FROM ttrss_feed_categories WHERE id = cat_id) as cat_title";
  46                         $orderby = "ORDER BY cat_title, title";
  47
  48                 }
  49                 else{
  50                         $cat_feed = get_pref($link, 'ENABLE_FEED_CATS');
  51                         print "<!-- feeding cats is not enabled -->";
  52                         print "<!-- $cat_feed -->";
  53
  54                 }
  55
  56
  57                 $result = db_query($link, $select." FROM ttrss_feeds ".$where." ".$orderby);
  58
  59                 $old_cat_title = "";
  60
  61                 while ($line = db_fetch_assoc($result)) {
  62                         $title = htmlspecialchars($line["title"]);
  63                         $url = htmlspecialchars($line["feed_url"]);
  64                         $site_url = htmlspecialchars($line["site_url"]);
  65
  66                         if ($cat_mode) {
  67                                 $cat_title = htmlspecialchars($line["cat_title"]);
  68
  69                                 if ($old_cat_title != $cat_title) {
  70                                         if ($old_cat_title) {
  71                                                 print "</outline>\n";
  72                                         }
  73
  74                                         if ($cat_title) {
  75                                                 print "<outline title=\"$cat_title\" text=\"$cat_title\" >\n";
  76                                         }
  77
  78                                         $old_cat_title = $cat_title;
  79                                 }
  80                         }
  81
  82                         if ($site_url) {
  83                                 $html_url_qpart = "htmlUrl=\"$site_url\"";
  84                         } else {
  85                                 $html_url_qpart = "";
  86                         }
  87
  88                         print "<outline text=\"$title\" xmlUrl=\"$url\" $html_url_qpart/>\n";
  89                 }
  90
  91                 if ($cat_mode && $old_cat_title) {
  92                         print "</outline>\n";
  93                 }
  94
  95                 # export tt-rss settings
  96
  97                 if ($include_settings) {
  98                         print "<outline title=\"tt-rss-prefs\" schema-version=\"".SCHEMA_VERSION."\">";
  99
 100                         $result = db_query($link, "SELECT pref_name, value FROM ttrss_user_prefs WHERE
 101                            profile IS NULL AND owner_uid = " . $_SESSION["uid"]);
 102
 103                         while ($line = db_fetch_assoc($result)) {
 104
 105                                 $name = $line["pref_name"];
 106                                 $value = htmlspecialchars($line["value"]);
 107
 108                                 print "<outline pref-name=\"$name\" value=\"$value\">";
 109
 110                                 print "</outline>";
 111
 112                         }
 113
 114                         print "</outline>";
 115                 }
 116
 117                 print "</body></opml>";
 118         }
 119
 120         // FIXME there are some brackets issues here
 121
 122         $op = $_REQUEST["op"];
 123
 124         if (!$op) $op = "Export";
 125
 126         if ($op == "Export") {
 127
 128                 login_sequence($link);
 129                 $owner_uid = $_SESSION["uid"];
 130                 return opml_export($link, $owner_uid);
 131         }
 132
 133         if ($op == "publish"){
 134                 $key = db_escape_string($_REQUEST["key"]);
 135
 136                 $result = db_query($link, "SELECT login, owner_uid
 137                                 FROM ttrss_user_prefs, ttrss_users WHERE
 138                                 pref_name = '_PREFS_PUBLISH_KEY' AND
 139                                 value = '$key' AND
 140                                 ttrss_users.id = owner_uid");
 141
 142                 if (db_num_rows($result) == 1) {
 143                         $owner = db_fetch_result($result, 0, "owner_uid");
 144                         return opml_export($link, $owner, true, false);
 145                 } else {
 146                         print "<error>User not found</error>";
 147                 }
 148         }
 149
 150         if ($op == "Import") {
 151
 152                 login_sequence($link);
 153                 $owner_uid = $_SESSION["uid"];
 154
 155                 header('Content-Type: text/html; charset=utf-8');
 156
 157                 print "<html>
 158                         <head>
 159                                 <link rel=\"stylesheet\" href=\"utility.css\" type=\"text/css\">
 160                                 <title>".__("OPML Utility")."</title>
 161                                 <meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/>
 162                         </head>
 163                         <body>
 164                         <div class=\"floatingLogo\"><img src=\"images/ttrss_logo.png\"></div>
 165                         <h1>".__('OPML Utility')."</h1>";
 166
 167                 db_query($link, "BEGIN");
 168
 169                 /* create Imported feeds category just in case */
 170
 171                 $result = db_query($link, "SELECT id FROM
 172                         ttrss_feed_categories WHERE title = 'Imported feeds' AND
 173                         owner_uid = '$owner_uid' LIMIT 1");
 174
 175                 if (db_num_rows($result) == 0) {
 176                                 db_query($link, "INSERT INTO ttrss_feed_categories
 177                                         (title,owner_uid)
 178                                                 VALUES ('Imported feeds', '$owner_uid')");
 179                 }
 180
 181                 db_query($link, "COMMIT");
 182
 183                 /* Handle OPML import by DOMXML/DOMDocument */
 184
 185                 if (function_exists('domxml_open_file')) {
 186                         print "<p>".__("Importing OPML (using DOMXML extension)...")."</p>";
 187                         require_once "modules/opml_domxml.php";
 188                         opml_import_domxml($link, $owner_uid);
 189                 } else if (PHP_VERSION >= 5) {
 190                         print "<p>".__("Importing OPML (using DOMDocument extension)...")."</p>";
 191                         require_once "modules/opml_domdoc.php";
 192                         opml_import_domdoc($link, $owner_uid);
 193                 } else {
 194                         print_error(__("DOMXML extension is not found. It is required for PHP versions below 5."));
 195                 }
 196
 197                 print "<br><form method=\"GET\" action=\"prefs.php\">
 198                         <input type=\"submit\" value=\"".__("Return to preferences")."\">
 199                         </form>";
 200
 201                 print "</body></html>";
 202
 203         }
 204
 205 //      if ($link) db_close($link);
 206
 207 ?>