opml.php

   1 <?
   2         session_start();
   3
   4         require_once "sanity_check.php";
   5
   6         // FIXME there are some brackets issues here
   7
   8         $op = $_REQUEST["op"];
   9         if ($op == "Export") {
  10                 header("Content-type: application/xml");
  11                 print "<?xml version=\"1.0\"?>";
  12         }
  13
  14         require_once "config.php";
  15         require_once "db.php";
  16         require_once "db-prefs.php";
  17
  18 //      $_SESSION["uid"] = PLACEHOLDER_UID; // FIXME: placeholder
  19
  20         $link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
  21
  22         if (DB_TYPE == "pgsql") {
  23                 pg_query($link, "set client_encoding = 'utf-8'");
  24         }
  25
  26         if ($op == "Export") {
  27                 print "<opml version=\"1.0\">";
  28                 print "<head><dateCreated>" . date("r", time()) . "</dateCreated></head>";
  29                 print "<body>";
  30
  31                 $result = db_query($link, "SELECT * FROM ttrss_feeds ORDER BY title");
  32
  33                 while ($line = db_fetch_assoc($result)) {
  34                         $title = htmlspecialchars($line["title"]);
  35                         $url = htmlspecialchars($line["feed_url"]);
  36
  37                         print "<outline text=\"$title\" xmlUrl=\"$url\"/>";
  38                 }
  39
  40                 print "</body></opml>";
  41         }
  42
  43         function startElement($parser, $name, $attrs) {
  44
  45                 if ($name == "OUTLINE") {
  46                         if ($name == "OUTLINE") {
  47
  48                                 $title = $attrs["TEXT"];
  49                                 $url = $attrs["XMLURL"];
  50
  51                                 if (!$title) {
  52                                         $title = $attrs['TITLE'];
  53                                 }
  54                         }
  55
  56                         /* this is suboptimal */
  57
  58                         $link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
  59
  60                         if (!$link) return;
  61
  62                         $title = db_escape_string_2($title, $link);
  63                         $url = db_escape_string_2($url, $link);
  64
  65                         if (!$title || !$url) return;
  66
  67                         print "Feed <b>$title</b> ($url)... ";
  68
  69                         $result = db_query($link, "SELECT id FROM ttrss_feeds WHERE
  70                                 (title = '$title' OR feed_url = '$url') AND owner_uid = ".$_SESSION["uid"]);
  71
  72                         if ($result && db_num_rows($result) > 0) {
  73
  74                                 print " Already imported.<br>";
  75
  76                         } else {
  77
  78                                 $result = db_query($link, "INSERT INTO ttrss_feeds (title, feed_url,owner_uid) VALUES
  79                                         ('$title', '$url', '".$_SESSION["uid"]."')");
  80
  81                                 print "<b>Done.</b><br>";
  82
  83                         }
  84
  85                         if ($link) db_close($link);
  86
  87                 }
  88         }
  89
  90         function endElement($parser, $name) {
  91
  92
  93         }
  94
  95         if ($op == "Import") {
  96
  97                 print "<html>
  98                         <head>
  99                                 <link rel=\"stylesheet\" href=\"opml.css\" type=\"text/css\">
 100                         </head>
 101                         <body><h1>Importing OPML...</h1>
 102                         <div>";
 103
 104                 if (WEB_DEMO_MODE) {
 105                         print "OPML import is disabled in demo-mode.";
 106                         print "<p><a class=\"button\" href=\"prefs.php\">
 107                         Return to preferences</a></div></body></html>";
 108
 109                         return;
 110                 }
 111
 112                 if (is_file($_FILES['opml_file']['tmp_name'])) {
 113
 114                         $xml_parser = xml_parser_create();
 115
 116                         xml_set_element_handler($xml_parser, "startElement", "endElement");
 117
 118                         $fp = fopen($_FILES['opml_file']['tmp_name'], "r");
 119
 120                         if ($fp) {
 121
 122                                 while ($data = fread($fp, 4096)) {
 123
 124                                         if (!xml_parse($xml_parser, $data, feof($fp))) {
 125
 126                                                 print sprintf("Unable to parse OPML file, XML error: %s at line %d",
 127                                                         xml_error_string(xml_get_error_code($xml_parser)),
 128                                                         xml_get_current_line_number($xml_parser));
 129
 130                                                 print "<p><a class=\"button\" href=\"prefs.php\">
 131                                                         Return to preferences</a>";
 132
 133                                                 return;
 134
 135                                         }
 136                                 }
 137
 138                                 xml_parser_free($xml_parser);
 139                                 fclose($fp);
 140
 141                         } else {
 142                                 print("Error: Could not open OPML input.");
 143                         }
 144
 145                 } else {
 146                         print "Error: please upload OPML file.";
 147                 }
 148
 149                 print "<p><a class=\"button\" href=\"prefs.php\">
 150                         Return to preferences</a>";
 151
 152                 print "</div></body></html>";
 153
 154         }
 155
 156 //      if ($link) db_close($link);
 157
 158 ?>