opml.php

   1 <?php
   2         set_include_path(get_include_path() . PATH_SEPARATOR .
   3                 dirname(__FILE__) . "/include");
   4
   5         require_once "functions.php";
   6         require_once "sessions.php";
   7         require_once "sanity_check.php";
   8         require_once "config.php";
   9         require_once "db.php";
  10         require_once "db-prefs.php";
  11
  12         $link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
  13
  14         if (!init_connection($link)) return;
  15
  16         function opml_import_domdoc($link, $owner_uid) {
  17
  18                 if (is_file($_FILES['opml_file']['tmp_name'])) {
  19                         $doc = DOMDocument::load($_FILES['opml_file']['tmp_name']);
  20
  21                         $result = db_query($link, "SELECT id FROM
  22                                 ttrss_feed_categories WHERE title = 'Imported feeds' AND
  23                                 owner_uid = '$owner_uid' LIMIT 1");
  24
  25                         if (db_num_rows($result) == 1) {
  26                                 $default_cat_id = db_fetch_result($result, 0, "id");
  27                         } else {
  28                                 $default_cat_id = 0;
  29                         }
  30
  31                         if ($doc) {
  32                                 $body = $doc->getElementsByTagName('body');
  33
  34                                 $xpath = new DOMXpath($doc);
  35                                 $query = "/opml/body//outline";
  36
  37                                 $outlines = $xpath->query($query);
  38
  39                                 foreach ($outlines as $outline) {
  40
  41                                         $feed_title = db_escape_string($outline->attributes->getNamedItem('text')->nodeValue);
  42
  43                                         if (!$feed_title) {
  44                                                 $feed_title = db_escape_string($outline->attributes->getNamedItem('title')->nodeValue);
  45                                         }
  46
  47                                         $cat_title = db_escape_string($outline->attributes->getNamedItem('title')->nodeValue);
  48
  49                                         if (!$cat_title) {
  50                                                 $cat_title = db_escape_string($outline->attributes->getNamedItem('text')->nodeValue);
  51                                         }
  52
  53                                         $feed_url = db_escape_string($outline->attributes->getNamedItem('xmlUrl')->nodeValue);
  54
  55                                         if (!$feed_url)
  56                                                 $feed_url = db_escape_string($outline->attributes->getNamedItem('xmlURL')->nodeValue);
  57
  58                                         $site_url = db_escape_string($outline->attributes->getNamedItem('htmlUrl')->nodeValue);
  59
  60                                         $pref_name = db_escape_string($outline->attributes->getNamedItem('pref-name')->nodeValue);
  61
  62                                         if ($cat_title && !$feed_url) {
  63
  64                                                 if ($cat_title != "tt-rss-prefs") {
  65
  66                                                         db_query($link, "BEGIN");
  67
  68                                                         $result = db_query($link, "SELECT id FROM
  69                                                                         ttrss_feed_categories WHERE title = '$cat_title' AND
  70                                                                         owner_uid = '$owner_uid' LIMIT 1");
  71
  72                                                         if (db_num_rows($result) == 0) {
  73
  74                                                                 printf(__("<li>Adding category <b>%s</b>.</li>"), $cat_title);
  75
  76                                                                 db_query($link, "INSERT INTO ttrss_feed_categories
  77                                                                                 (title,owner_uid)
  78                                                                                 VALUES ('$cat_title', '$owner_uid')");
  79                                                         }
  80
  81                                                         db_query($link, "COMMIT");
  82                                                 }
  83                                         }
  84
  85                                         //                                              print "$active_category : $feed_title : $feed_url<br>";
  86
  87                                         if ($pref_name) {
  88                                                 $parent_node = $outline->parentNode;
  89
  90                                                 if ($parent_node && $parent_node->nodeName == "outline") {
  91                                                         $cat_check = $parent_node->attributes->getNamedItem('title')->nodeValue;
  92                                                         if ($cat_check == "tt-rss-prefs") {
  93                                                                 $pref_value = db_escape_string($outline->attributes->getNamedItem('value')->nodeValue);
  94
  95                                                                 printf("<li>".
  96                                                                         __("Setting preference key %s to %s")."</li>",
  97                                                                                 $pref_name, $pref_value);
  98
  99                                                                 set_pref($link, $pref_name, $pref_value);
 100
 101                                                         }
 102                                                 }
 103                                         }
 104
 105                                         if (!$feed_title || !$feed_url) continue;
 106
 107                                         db_query($link, "BEGIN");
 108
 109                                         $cat_id = null;
 110
 111                                         $parent_node = $outline->parentNode;
 112
 113                                         if ($parent_node && $parent_node->nodeName == "outline") {
 114                                                 $element_category = $parent_node->attributes->getNamedItem('title')->nodeValue;
 115                                                 if (!$element_category) $element_category = $parent_node->attributes->getNamedItem('text')->nodeValue;
 116
 117                                         } else {
 118                                                 $element_category = '';
 119                                         }
 120
 121                                         if ($element_category) {
 122
 123                                                 $element_category = db_escape_string($element_category);
 124
 125                                                 $result = db_query($link, "SELECT id FROM
 126                                                                 ttrss_feed_categories WHERE title = '$element_category' AND
 127                                                                 owner_uid = '$owner_uid' LIMIT 1");
 128
 129                                                         if (db_num_rows($result) == 1) {
 130                                                                 $cat_id = db_fetch_result($result, 0, "id");
 131                                                         }
 132                                         }
 133
 134                                         $result = db_query($link, "SELECT id FROM ttrss_feeds WHERE
 135                                                         feed_url = '$feed_url'
 136                                                         AND owner_uid = '$owner_uid'");
 137
 138                                         print "<li><a target='_blank' href='$site_url'><b>$feed_title</b></a></b>
 139                                                 (<a target='_blank' href=\"$feed_url\">rss</a>)&nbsp;";
 140
 141                                         if (db_num_rows($result) > 0) {
 142                                                 print __('is already imported.');
 143                                         } else {
 144
 145                                                 if ($cat_id) {
 146                                                         $add_query = "INSERT INTO ttrss_feeds
 147                                                                 (title, feed_url, owner_uid, cat_id, site_url) VALUES
 148                                                                 ('$feed_title', '$feed_url', '$owner_uid',
 149                                                                  '$cat_id', '$site_url')";
 150
 151                                                 } else {
 152                                                         $add_query = "INSERT INTO ttrss_feeds
 153                                                                 (title, feed_url, owner_uid, cat_id, site_url) VALUES
 154                                                                 ('$feed_title', '$feed_url', '$owner_uid', '$default_cat_id',
 155                                                                         '$site_url')";
 156
 157                                                 }
 158
 159                                                 //print $add_query;
 160                                                 db_query($link, $add_query);
 161
 162                                                 print __('OK');
 163                                         }
 164
 165                                         print "</li>";
 166
 167                                         db_query($link, "COMMIT");
 168                                 }
 169
 170                         } else {
 171                                 print_error(__('Error while parsing document.'));
 172                         }
 173
 174                 } else {
 175                         print_error(__('Error: please upload OPML file.'));
 176                 }
 177
 178
 179         }
 180
 181         function opml_export($link, $name, $owner_uid, $hide_private_feeds=false, $include_settings=true) {
 182                 if (!$_REQUEST["debug"]) {
 183                         header("Content-type: application/xml+opml");
 184                 } else {
 185                         header("Content-type: text/xml");
 186                 }
 187         header("Content-Disposition: attachment; filename=" . $name );
 188
 189                 print "<?xml version=\"1.0\" encoding=\"utf-8\"?>";
 190
 191                 print "<opml version=\"1.0\">";
 192                 print "<head>
 193                         <dateCreated>" . date("r", time()) . "</dateCreated>
 194                         <title>Tiny Tiny RSS Feed Export</title>
 195                 </head>";
 196                 print "<body>";
 197
 198                 $cat_mode = false;
 199
 200                 $select = "SELECT * ";
 201                 $where = "WHERE owner_uid = '$owner_uid'";
 202                 $orderby = "ORDER BY title";
 203                 if ($hide_private_feeds){
 204                         $where = "WHERE owner_uid = '$owner_uid' AND private IS false AND
 205                                 auth_login = '' AND auth_pass = ''";
 206                 }
 207
 208
 209
 210                 if (get_pref($link, 'ENABLE_FEED_CATS', $owner_uid) == true) {
 211                         $cat_mode = true;
 212                         $select = "SELECT
 213                                 title, feed_url, site_url,
 214                                 (SELECT title FROM ttrss_feed_categories WHERE id = cat_id) as cat_title";
 215                         $orderby = "ORDER BY cat_title, title";
 216
 217                 }
 218                 else{
 219                         $cat_feed = get_pref($link, 'ENABLE_FEED_CATS');
 220                         print "<!-- feeding cats is not enabled -->";
 221                         print "<!-- $cat_feed -->";
 222
 223                 }
 224
 225
 226                 $result = db_query($link, $select." FROM ttrss_feeds ".$where." ".$orderby);
 227
 228                 $old_cat_title = "";
 229
 230                 while ($line = db_fetch_assoc($result)) {
 231                         $title = htmlspecialchars($line["title"]);
 232                         $url = htmlspecialchars($line["feed_url"]);
 233                         $site_url = htmlspecialchars($line["site_url"]);
 234
 235                         if ($cat_mode) {
 236                                 $cat_title = htmlspecialchars($line["cat_title"]);
 237
 238                                 if ($old_cat_title != $cat_title) {
 239                                         if ($old_cat_title) {
 240                                                 print "</outline>\n";
 241                                         }
 242
 243                                         if ($cat_title) {
 244                                                 print "<outline title=\"$cat_title\" text=\"$cat_title\" >\n";
 245                                         }
 246
 247                                         $old_cat_title = $cat_title;
 248                                 }
 249                         }
 250
 251                         if ($site_url) {
 252                                 $html_url_qpart = "htmlUrl=\"$site_url\"";
 253                         } else {
 254                                 $html_url_qpart = "";
 255                         }
 256
 257                         print "<outline text=\"$title\" xmlUrl=\"$url\" $html_url_qpart/>\n";
 258                 }
 259
 260                 if ($cat_mode && $old_cat_title) {
 261                         print "</outline>\n";
 262                 }
 263
 264                 # export tt-rss settings
 265
 266                 if ($include_settings) {
 267                         print "<outline title=\"tt-rss-prefs\" schema-version=\"".SCHEMA_VERSION."\">";
 268
 269                         $result = db_query($link, "SELECT pref_name, value FROM ttrss_user_prefs WHERE
 270                            profile IS NULL AND owner_uid = " . $_SESSION["uid"]);
 271
 272                         while ($line = db_fetch_assoc($result)) {
 273
 274                                 $name = $line["pref_name"];
 275                                 $value = htmlspecialchars($line["value"]);
 276
 277                                 print "<outline pref-name=\"$name\" value=\"$value\">";
 278
 279                                 print "</outline>";
 280
 281                         }
 282
 283                         print "</outline>";
 284                 }
 285
 286                 print "</body></opml>";
 287         }
 288
 289         // FIXME there are some brackets issues here
 290
 291         $op = $_REQUEST["op"];
 292     if (!$op) $op = "Export";
 293
 294     $output_name = $_REQUEST["filename"];
 295         if (!$output_name) $output_name = "TinyTinyRSS.opml";
 296
 297     $show_settings = $_REQUEST["settings"];
 298
 299         if ($op == "Export") {
 300
 301                 login_sequence($link);
 302                 $owner_uid = $_SESSION["uid"];
 303                 return opml_export($link, $output_name, $owner_uid, false, ($show_settings == 1));
 304         }
 305
 306         if ($op == "publish"){
 307                 $key = db_escape_string($_REQUEST["key"]);
 308
 309                 $result = db_query($link, "SELECT owner_uid
 310                                 FROM ttrss_access_keys WHERE
 311                                 access_key = '$key' AND feed_id = 'OPML:Publish'");
 312
 313                 if (db_num_rows($result) == 1) {
 314                         $owner_uid = db_fetch_result($result, 0, "owner_uid");
 315                         return opml_export($link, "", $owner_uid, true, false);
 316                 } else {
 317                         print "<error>User not found</error>";
 318                 }
 319         }
 320
 321         if ($op == "Import") {
 322
 323                 login_sequence($link);
 324                 $owner_uid = $_SESSION["uid"];
 325
 326                 header('Content-Type: text/html; charset=utf-8');
 327
 328                 print "<html>
 329                         <head>
 330                                 <link rel=\"stylesheet\" href=\"utility.css\" type=\"text/css\">
 331                                 <title>".__("OPML Utility")."</title>
 332                                 <meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/>
 333                         </head>
 334                         <body>
 335                         <div class=\"floatingLogo\"><img src=\"images/logo_wide.png\"></div>
 336                         <h1>".__('OPML Utility')."</h1>";
 337
 338                 db_query($link, "BEGIN");
 339
 340                 /* create Imported feeds category just in case */
 341
 342                 $result = db_query($link, "SELECT id FROM
 343                         ttrss_feed_categories WHERE title = 'Imported feeds' AND
 344                         owner_uid = '$owner_uid' LIMIT 1");
 345
 346                 if (db_num_rows($result) == 0) {
 347                                 db_query($link, "INSERT INTO ttrss_feed_categories
 348                                         (title,owner_uid)
 349                                                 VALUES ('Imported feeds', '$owner_uid')");
 350                 }
 351
 352                 db_query($link, "COMMIT");
 353
 354                 print "<p>".__("Importing OPML...")."</p>";
 355                 opml_import_domdoc($link, $owner_uid);
 356
 357                 print "<br><form method=\"GET\" action=\"prefs.php\">
 358                         <input type=\"submit\" value=\"".__("Return to preferences")."\">
 359                         </form>";
 360
 361                 print "</body></html>";
 362
 363         }
 364
 365 //      if ($link) db_close($link);
 366
 367 ?>