opml.php

   1 <?php
   2         require_once "sessions.php";
   3
   4         require_once "sanity_check.php";
   5         require_once "functions.php";
   6         require_once "config.php";
   7         require_once "db.php";
   8         require_once "db-prefs.php";
   9
  10         $link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
  11
  12         if (DB_TYPE == "pgsql") {
  13                 pg_query($link, "set client_encoding = 'utf-8'");
  14         }
  15
  16         login_sequence($link);
  17
  18         $owner_uid = $_SESSION["uid"];
  19
  20         // FIXME there are some brackets issues here
  21
  22         $op = $_REQUEST["op"];
  23
  24         if (!$op) $op = "Export";
  25
  26         if ($op == "Export") {
  27                 header("Content-type: application/xml+opml");
  28                 print "<?phpxml version=\"1.0\"?>";
  29         }
  30
  31         if ($op == "Export") {
  32                 print "<opml version=\"1.0\">";
  33                 print "<head>
  34                         <dateCreated>" . date("r", time()) . "</dateCreated>
  35                         <title>Tiny Tiny RSS Feed Export</title>
  36                 </head>";
  37                 print "<body>";
  38
  39                 $cat_mode = false;
  40
  41                 if (get_pref($link, 'ENABLE_FEED_CATS')) {
  42                         $cat_mode = true;
  43                         $result = db_query($link, "SELECT
  44                                         title,feed_url,site_url,
  45                                         (SELECT title FROM ttrss_feed_categories WHERE id = cat_id) as cat_title
  46                                         FROM ttrss_feeds
  47                                 WHERE
  48                                         owner_uid = '$owner_uid'
  49                                 ORDER BY cat_title,title");
  50                 } else {
  51                         $result = db_query($link, "SELECT * FROM ttrss_feeds
  52                                 WHERE owner_uid = '$owner_uid' ORDER BY title");
  53                 }
  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\">\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 && $old_cat_title) {
  88                         print "</outline>\n";
  89                 }
  90
  91                 print "</body></opml>";
  92         }
  93
  94         if ($op == "Import") {
  95
  96                 print "<html>
  97                         <head>
  98                                 <link rel=\"stylesheet\" href=\"opml.css\" type=\"text/css\">
  99                         </head>
 100                         <body>
 101                         <h1><img src=\"images/ttrss_logo.png\"></h1>
 102                         <div class=\"opmlBody\">
 103                         <h2>Importing OPML...</h2>";
 104
 105                 if (WEB_DEMO_MODE) {
 106                         print "OPML import is disabled in demo-mode.";
 107                         print "<p><a class=\"button\" href=\"prefs.php\">
 108                         Return to preferences</a></div></body></html>";
 109
 110                         return;
 111                 }
 112
 113                 if (is_file($_FILES['opml_file']['tmp_name'])) {
 114                         $dom = domxml_open_file($_FILES['opml_file']['tmp_name']);
 115
 116                         if ($dom) {
 117                                 $root = $dom->document_element();
 118
 119                                 $body = $root->get_elements_by_tagname('body');
 120
 121                                 if ($body[0]) {
 122                                         $body = $body[0];
 123
 124                                         $outlines = $body->get_elements_by_tagname('outline');
 125
 126                                         print "<table>";
 127
 128                                         foreach ($outlines as $outline) {
 129
 130                                                 $feed_title = db_escape_string($outline->get_attribute('text'));
 131
 132                                                 if (!$feed_title) {
 133                                                         $feed_title = db_escape_string($outline->get_attribute('title'));
 134                                                 }
 135
 136                                                 $cat_title = db_escape_string($outline->get_attribute('title'));
 137
 138                                                 if (!$cat_title) {
 139                                                         $cat_title = db_escape_string($outline->get_attribute('text'));
 140                                                 }
 141
 142                                                 $feed_url = db_escape_string($outline->get_attribute('xmlUrl'));
 143                                                 $site_url = db_escape_string($outline->get_attribute('htmlUrl'));
 144
 145                                                 if ($cat_title && !$feed_url) {
 146
 147                                                         db_query($link, "BEGIN");
 148
 149                                                         $result = db_query($link, "SELECT id FROM
 150                                                                 ttrss_feed_categories WHERE title = '$cat_title' AND
 151                                                                 owner_uid = '$owner_uid' LIMIT 1");
 152
 153                                                         if (db_num_rows($result) == 0) {
 154
 155                                                                 print "Adding category <b>$cat_title</b>...<br>";
 156
 157                                                                 db_query($link, "INSERT INTO ttrss_feed_categories
 158                                                                         (title,owner_uid)
 159                                                                 VALUES ('$cat_title', '$owner_uid')");
 160                                                         }
 161
 162                                                         db_query($link, "COMMIT");
 163                                                 }
 164
 165 //                                              print "$active_category : $feed_title : $feed_url<br>";
 166
 167                                                 if (!$feed_title || !$feed_url) continue;
 168
 169                                                 db_query($link, "BEGIN");
 170
 171                                                 $cat_id = null;
 172
 173                                                 $parent_node = $outline->parent_node();
 174
 175                                                 if ($parent_node && $parent_node->node_name() == "outline") {
 176                                                         $element_category = $parent_node->get_attribute('title');
 177                                                 } else {
 178                                                         $element_category = '';
 179                                                 }
 180
 181                                                 if ($element_category) {
 182
 183                                                         $result = db_query($link, "SELECT id FROM
 184                                                                         ttrss_feed_categories WHERE title = '$element_category' AND
 185                                                                         owner_uid = '$owner_uid' LIMIT 1");
 186
 187                                                         if (db_num_rows($result) == 1) {
 188                                                                 $cat_id = db_fetch_result($result, 0, "id");
 189                                                         }
 190                                                 }
 191
 192                                                 $result = db_query($link, "SELECT id FROM ttrss_feeds WHERE
 193                                                         (title = '$feed_title' OR feed_url = '$feed_url')
 194                                                         AND owner_uid = '$owner_uid'");
 195
 196                                                 print "<tr><td><a href='$site_url'><b>$feed_title</b></a></b>
 197                                                         (<a href=\"$feed_url\">rss</a>)</td>";
 198
 199                                                 if (db_num_rows($result) > 0) {
 200                                                         print "<td>Already imported.</td>";
 201                                                 } else {
 202
 203                                                         if ($cat_id) {
 204                                                                 $add_query = "INSERT INTO ttrss_feeds
 205                                                                         (title, feed_url, owner_uid, cat_id, site_url) VALUES
 206                                                                         ('$feed_title', '$feed_url', '$owner_uid',
 207                                                                                 '$cat_id', '$site_url')";
 208
 209                                                         } else {
 210                                                                 $add_query = "INSERT INTO ttrss_feeds
 211                                                                         (title, feed_url, owner_uid, site_url) VALUES
 212                                                                         ('$feed_title', '$feed_url', '$owner_uid', '$site_url')";
 213
 214                                                         }
 215
 216                                                         db_query($link, $add_query);
 217
 218                                                         print "<td><b>Done.</b></td>";
 219                                                 }
 220
 221                                                 print "</tr>";
 222
 223                                                 db_query($link, "COMMIT");
 224                                         }
 225
 226                                         print "</table>";
 227
 228                                 } else {
 229                                         print "<div class=\"error\">Error: can't find body element.</div>";
 230                                 }
 231                         } else {
 232                                 print "<div class=\"error\">Error while parsing document.</div>";
 233                         }
 234
 235                 } else {
 236                         print "<div class=\"error\">Error: please upload OPML file.</div>";
 237                 }
 238
 239                 print "<p><a class=\"button\" href=\"prefs.php\">
 240                         Return to preferences</a>";
 241
 242                 print "</div></body></html>";
 243
 244         }
 245
 246 //      if ($link) db_close($link);
 247
 248 ?>