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         $owner_uid = $_SESSION["uid"];
  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                 $cat_mode = false;
  32
  33                 if (get_pref($link, 'ENABLE_FEED_CATS')) {
  34                         $cat_mode = true;
  35                         $result = db_query($link, "SELECT
  36                                         ttrss_feeds.feed_url AS feed_url,
  37                                         ttrss_feeds.title AS title,
  38                                         (SELECT title FROM ttrss_feed_categories WHERE id = cat_id) as cat_title
  39                                         FROM ttrss_feeds
  40                                 WHERE
  41                                         owner_uid = '$owner_uid'
  42                                 ORDER BY cat_title,title");
  43                 } else {
  44                         $result = db_query($link, "SELECT * FROM ttrss_feeds
  45                                 ORDER BY title WHERE owner_uid = '$owner_uid'");
  46                 }
  47
  48                 $old_cat_title = "";
  49
  50                 while ($line = db_fetch_assoc($result)) {
  51                         $title = htmlspecialchars($line["title"]);
  52                         $url = htmlspecialchars($line["feed_url"]);
  53
  54                         if ($cat_mode) {
  55                                 $cat_title = htmlspecialchars($line["cat_title"]);
  56
  57                                 if ($old_cat_title != $cat_title) {
  58                                         if ($old_cat_title) {
  59                                                 print "</outline>\n";
  60                                         }
  61
  62                                         if ($cat_title) {
  63                                                 print "<outline title=\"$cat_title\">\n";
  64                                         }
  65
  66                                         $old_cat_title = $cat_title;
  67                                 }
  68                         }
  69
  70                         print "<outline text=\"$title\" xmlUrl=\"$url\"/>\n";
  71                 }
  72
  73                 if ($cat_mode && $old_cat_title) {
  74                         print "</outline>\n";
  75                 }
  76
  77                 print "</body></opml>";
  78         }
  79
  80         if ($op == "Import") {
  81
  82                 print "<html>
  83                         <head>
  84                                 <link rel=\"stylesheet\" href=\"opml.css\" type=\"text/css\">
  85                         </head>
  86                         <body>
  87                         <h1>Importing OPML...</h1>
  88                         <div class=\"opmlBody\">";
  89
  90                 if (WEB_DEMO_MODE) {
  91                         print "OPML import is disabled in demo-mode.";
  92                         print "<p><a class=\"button\" href=\"prefs.php\">
  93                         Return to preferences</a></div></body></html>";
  94
  95                         return;
  96                 }
  97
  98                 if (is_file($_FILES['opml_file']['tmp_name'])) {
  99                         $dom = domxml_open_file($_FILES['opml_file']['tmp_name']);
 100
 101                         if ($dom) {
 102                                 $root = $dom->document_element();
 103
 104                                 $body = $root->get_elements_by_tagname('body');
 105
 106                                 if ($body[0]) {
 107                                         $body = $body[0];
 108
 109                                         $outlines = $body->get_elements_by_tagname('outline');
 110
 111                                         foreach ($outlines as $outline) {
 112                                                 $feed_title = db_escape_string($outline->get_attribute('text'));
 113                                                 $cat_title = db_escape_string($outline->get_attribute('title'));
 114                                                 $feed_url = db_escape_string($outline->get_attribute('xmlUrl'));
 115
 116                                                 if ($cat_title) {
 117
 118                                                         db_query($link, "BEGIN");
 119
 120                                                         $result = db_query($link, "SELECT id FROM
 121                                                                 ttrss_feed_categories WHERE title = '$cat_title' AND
 122                                                                 owner_uid = '$owner_uid' LIMIT 1");
 123
 124                                                         if (db_num_rows($result) == 0) {
 125
 126                                                                 print "Adding category <b>$cat_title</b>...<br>";
 127
 128                                                                 db_query($link, "INSERT INTO ttrss_feed_categories
 129                                                                         (title,owner_uid) VALUES ('$cat_title', '$owner_uid')");
 130                                                         }
 131
 132                                                         db_query($link, "COMMIT");
 133                                                 }
 134
 135 //                                              print "$active_category : $feed_title : $xmlurl<br>";
 136
 137                                                 if (!$feed_title || !$feed_url) continue;
 138
 139                                                 db_query($link, "BEGIN");
 140
 141                                                 $cat_id = null;
 142
 143                                                 $parent_node = $outline->parent_node();
 144
 145                                                 if ($parent_node && $parent_node->node_name() == "outline") {
 146                                                         $element_category = $parent_node->get_attribute('title');
 147                                                 } else {
 148                                                         $element_category = '';
 149                                                 }
 150
 151                                                 if ($element_category) {
 152
 153                                                         $result = db_query($link, "SELECT id FROM
 154                                                                         ttrss_feed_categories WHERE title = '$element_category' AND
 155                                                                         owner_uid = '$owner_uid' LIMIT 1");
 156
 157                                                         if (db_num_rows($result) == 1) {
 158                                                                 $cat_id = db_fetch_result($result, 0, "id");
 159                                                         }
 160                                                 }
 161
 162                                                 $result = db_query($link, "SELECT id FROM ttrss_feeds WHERE
 163                                                         (title = '$feed_title' OR feed_url = '$feed_url')
 164                                                         AND owner_uid = '$owner_uid'");
 165
 166                                                 print "Feed <b>$feed_title</b> ($feed_url)... ";
 167
 168                                                 if (db_num_rows($result) > 0) {
 169                                                         print " Already imported.<br>";
 170                                                 } else {
 171
 172                                                         if ($cat_id) {
 173                                                                 $add_query = "INSERT INTO ttrss_feeds
 174                                                                         (title, feed_url, owner_uid, cat_id) VALUES
 175                                                                         ('$feed_title', '$feed_url', '$owner_uid', '$cat_id')";
 176
 177                                                         } else {
 178                                                                 $add_query = "INSERT INTO ttrss_feeds
 179                                                                         (title, feed_url, owner_uid) VALUES
 180                                                                         ('$feed_title', '$feed_url', '$owner_uid')";
 181
 182                                                         }
 183
 184                                                         db_query($link, $add_query);
 185
 186                                                         print "<b>Done.</b><br>";
 187                                                 }
 188
 189                                                 db_query($link, "COMMIT");
 190                                         }
 191
 192                                 } else {
 193                                         print "<div class=\"error\">Error: can't find body element.</div>";
 194                                 }
 195                         } else {
 196                                 print "<div class=\"error\">Error while parsing document.</div>";
 197                         }
 198
 199                 } else {
 200                         print "<div class=\"error\">Error: please upload OPML file.</div>";
 201                 }
 202
 203                 print "<p><a class=\"button\" href=\"prefs.php\">
 204                         Return to preferences</a>";
 205
 206                 print "</div></body></html>";
 207
 208         }
 209
 210 //      if ($link) db_close($link);
 211
 212 ?>