<?php class Opml extends Handler_Protected { function csrf_ignore($method) { $csrf_ignored = array("export", "import"); return array_search($method, $csrf_ignored) !== false; } function export() { $output_name = $_REQUEST["filename"]; if (!$output_name) $output_name = "TinyTinyRSS.opml"; $show_settings = $_REQUEST["settings"]; $owner_uid = $_SESSION["uid"]; return $this->opml_export($output_name, $owner_uid, false, ($show_settings == 1)); } function import() { $owner_uid = $_SESSION["uid"]; header('Content-Type: text/html; charset=utf-8'); print "<html> <head> <link rel=\"stylesheet\" href=\"utility.css\" type=\"text/css\"> <title>".__("OPML Utility")."</title> <meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/> </head> <body> <div class=\"floatingLogo\"><img src=\"images/logo_wide.png\"></div> <h1>".__('OPML Utility')."</h1>"; add_feed_category($this->link, "Imported feeds"); $this->opml_notice(__("Importing OPML...")); $this->opml_import($owner_uid); print "<br><form method=\"GET\" action=\"prefs.php\"> <input type=\"submit\" value=\"".__("Return to preferences")."\"> </form>"; print "</body></html>"; } // Export private function opml_export_category($owner_uid, $cat_id, $hide_private_feeds=false) { if ($cat_id) { $cat_qpart = "parent_cat = '$cat_id'"; $feed_cat_qpart = "cat_id = '$cat_id'"; } else { $cat_qpart = "parent_cat IS NULL"; $feed_cat_qpart = "cat_id IS NULL"; } if ($hide_private_feeds) $hide_qpart = "(private IS false AND auth_login = '' AND auth_pass = '')"; else $hide_qpart = "true"; $out = ""; if ($cat_id) { $result = db_query($this->link, "SELECT title FROM ttrss_feed_categories WHERE id = '$cat_id' AND owner_uid = '$owner_uid'"); $cat_title = db_fetch_result($result, 0, "title"); } if ($cat_title) $out .= "<outline title=\"$cat_title\">\n"; $result = db_query($this->link, "SELECT id,title FROM ttrss_feed_categories WHERE $cat_qpart AND owner_uid = '$owner_uid' ORDER BY order_id, title"); while ($line = db_fetch_assoc($result)) { $title = htmlspecialchars($line["title"]); $out .= $this->opml_export_category($owner_uid, $line["id"], $hide_private_feeds); } $feeds_result = db_query($this->link, "select title, feed_url, site_url from ttrss_feeds where $feed_cat_qpart AND owner_uid = '$owner_uid' AND $hide_qpart order by order_id, title"); while ($fline = db_fetch_assoc($feeds_result)) { $title = htmlspecialchars($fline["title"]); $url = htmlspecialchars($fline["feed_url"]); $site_url = htmlspecialchars($fline["site_url"]); if ($site_url) { $html_url_qpart = "htmlUrl=\"$site_url\""; } else { $html_url_qpart = ""; } $out .= "<outline text=\"$title\" xmlUrl=\"$url\" $html_url_qpart/>\n"; } if ($cat_title) $out .= "</outline>\n"; return $out; } function opml_export($name, $owner_uid, $hide_private_feeds=false, $include_settings=true) { if (!$owner_uid) return; if (!isset($_REQUEST["debug"])) { header("Content-type: application/xml+opml"); header("Content-Disposition: attachment; filename=" . $name ); } else { header("Content-type: text/xml"); } $out = "<?xml version=\"1.0\" encoding=\"utf-8\"?".">"; $out .= "<opml version=\"1.0\">"; $out .= "<head> <dateCreated>" . date("r", time()) . "</dateCreated> <title>Tiny Tiny RSS Feed Export</title> </head>"; $out .= "<body>"; $out .= $this->opml_export_category($owner_uid, false, $hide_private_feeds); # export tt-rss settings if ($include_settings) { $out .= "<outline title=\"tt-rss-prefs\" schema-version=\"".SCHEMA_VERSION."\">"; $result = db_query($this->link, "SELECT pref_name, value FROM ttrss_user_prefs WHERE profile IS NULL AND owner_uid = " . $_SESSION["uid"] . " ORDER BY pref_name"); while ($line = db_fetch_assoc($result)) { $name = $line["pref_name"]; $value = htmlspecialchars($line["value"]); $out .= "<outline pref-name=\"$name\" value=\"$value\"/>"; } $out .= "</outline>"; $out .= "<outline title=\"tt-rss-labels\" schema-version=\"".SCHEMA_VERSION."\">"; $result = db_query($this->link, "SELECT * FROM ttrss_labels2 WHERE owner_uid = " . $_SESSION['uid']); while ($line = db_fetch_assoc($result)) { $name = htmlspecialchars($line['caption']); $fg_color = htmlspecialchars($line['fg_color']); $bg_color = htmlspecialchars($line['bg_color']); $out .= "<outline label-name=\"$name\" label-fg-color=\"$fg_color\" label-bg-color=\"$bg_color\"/>"; } $out .= "</outline>"; $out .= "<outline title=\"tt-rss-filters\" schema-version=\"".SCHEMA_VERSION."\">"; $result = db_query($this->link, "SELECT * FROM ttrss_filters2 WHERE owner_uid = ".$_SESSION["uid"]." ORDER BY id"); while ($line = db_fetch_assoc($result)) { foreach (array('enabled', 'match_any_rule') as $b) { $line[$b] = sql_bool_to_bool($line[$b]); } $line["rules"] = array(); $line["actions"] = array(); $tmp_result = db_query($this->link, "SELECT * FROM ttrss_filters2_rules WHERE filter_id = ".$line["id"]); while ($tmp_line = db_fetch_assoc($tmp_result)) { unset($tmp_line["id"]); unset($tmp_line["filter_id"]); $cat_filter = sql_bool_to_bool($tmp_line["cat_filter"]); if ($cat_filter && $tmp_line["cat_id"] || $tmp_line["feed_id"]) { $tmp_line["feed"] = getFeedTitle($this->link, $cat_filter ? $tmp_line["cat_id"] : $tmp_line["feed_id"], $cat_filter); } else { $tmp_line["feed"] = ""; } $tmp_line["cat_filter"] = sql_bool_to_bool($tmp_line["cat_filter"]); unset($tmp_line["feed_id"]); unset($tmp_line["cat_id"]); array_push($line["rules"], $tmp_line); } $tmp_result = db_query($this->link, "SELECT * FROM ttrss_filters2_actions WHERE filter_id = ".$line["id"]); while ($tmp_line = db_fetch_assoc($tmp_result)) { unset($tmp_line["id"]); unset($tmp_line["filter_id"]); array_push($line["actions"], $tmp_line); } unset($line["id"]); unset($line["owner_uid"]); $filter = json_encode($line); $out .= "<outline filter-type=\"2\">$filter</outline>"; } $out .= "</outline>"; } $out .= "</body></opml>"; // Format output. $doc = new DOMDocument(); $doc->formatOutput = true; $doc->preserveWhiteSpace = false; $doc->loadXML($out); $xpath = new DOMXpath($doc); $outlines = $xpath->query("//outline[@title]"); // cleanup empty categories foreach ($outlines as $node) { if ($node->getElementsByTagName('outline')->length == 0) $node->parentNode->removeChild($node); } $res = $doc->saveXML(); // saveXML uses a two-space indent. Change to tabs. $res = preg_replace_callback('/^(?: )+/mu', create_function( '$matches', 'return str_repeat("\t", intval(strlen($matches[0])/2));'), $res); print $res; } // Import private function opml_import_feed($doc, $node, $cat_id, $owner_uid) { $attrs = $node->attributes; $feed_title = db_escape_string($attrs->getNamedItem('text')->nodeValue); if (!$feed_title) $feed_title = db_escape_string($attrs->getNamedItem('title')->nodeValue); $feed_url = db_escape_string($attrs->getNamedItem('xmlUrl')->nodeValue); if (!$feed_url) $feed_url = db_escape_string($attrs->getNamedItem('xmlURL')->nodeValue); $site_url = db_escape_string($attrs->getNamedItem('htmlUrl')->nodeValue); if ($feed_url && $feed_title) { $result = db_query($this->link, "SELECT id FROM ttrss_feeds WHERE feed_url = '$feed_url' AND owner_uid = '$owner_uid'"); if (db_num_rows($result) == 0) { #$this->opml_notice("[FEED] [$feed_title/$feed_url] dst_CAT=$cat_id"); $this->opml_notice(T_sprintf("Adding feed: %s", $feed_title)); $query = "INSERT INTO ttrss_feeds (title, feed_url, owner_uid, cat_id, site_url, order_id) VALUES ('$feed_title', '$feed_url', '$owner_uid', '$cat_id', '$site_url', 0)"; db_query($this->link, $query); } else { $this->opml_notice(T_sprintf("Duplicate feed: %s", $feed_title)); } } } private function opml_import_label($doc, $node, $owner_uid) { $attrs = $node->attributes; $label_name = db_escape_string($attrs->getNamedItem('label-name')->nodeValue); if ($label_name) { $fg_color = db_escape_string($attrs->getNamedItem('label-fg-color')->nodeValue); $bg_color = db_escape_string($attrs->getNamedItem('label-bg-color')->nodeValue); if (!label_find_id($this->link, $label_name, $_SESSION['uid'])) { $this->opml_notice(T_sprintf("Adding label %s", htmlspecialchars($label_name))); label_create($this->link, $label_name, $fg_color, $bg_color); } else { $this->opml_notice(T_sprintf("Duplicate label: %s", htmlspecialchars($label_name))); } } } private function opml_import_preference($doc, $node, $owner_uid) { $attrs = $node->attributes; $pref_name = db_escape_string($attrs->getNamedItem('pref-name')->nodeValue); if ($pref_name) { $pref_value = db_escape_string($attrs->getNamedItem('value')->nodeValue); $this->opml_notice(T_sprintf("Setting preference key %s to %s", $pref_name, $pref_value)); set_pref($this->link, $pref_name, $pref_value); } } private function opml_import_filter($doc, $node, $owner_uid) { $attrs = $node->attributes; $filter_type = db_escape_string($attrs->getNamedItem('filter-type')->nodeValue); if ($filter_type == '2') { $filter = json_decode($node->nodeValue, true); if ($filter) { $match_any_rule = bool_to_sql_bool($filter["match_any_rule"]); $enabled = bool_to_sql_bool($filter["enabled"]); db_query($this->link, "BEGIN"); db_query($this->link, "INSERT INTO ttrss_filters2 (match_any_rule,enabled,owner_uid) VALUES ($match_any_rule, $enabled,".$_SESSION["uid"].")"); $result = db_query($this->link, "SELECT MAX(id) AS id FROM ttrss_filters2 WHERE owner_uid = ".$_SESSION["uid"]); $filter_id = db_fetch_result($result, 0, "id"); if ($filter_id) { $this->opml_notice(T_sprintf("Adding filter...")); foreach ($filter["rules"] as $rule) { $feed_id = "NULL"; $cat_id = "NULL"; if (!$rule["cat_filter"]) { $tmp_result = db_query($this->link, "SELECT id FROM ttrss_feeds WHERE title = '".db_escape_string($rule["feed"])."' AND owner_uid = ".$_SESSION["uid"]); if (db_num_rows($tmp_result) > 0) { $feed_id = db_fetch_result($tmp_result, 0, "id"); } } else { $tmp_result = db_query($this->link, "SELECT id FROM ttrss_feed_categories WHERE title = '".db_escape_string($rule["feed"])."' AND owner_uid = ".$_SESSION["uid"]); if (db_num_rows($tmp_result) > 0) { $cat_id = db_fetch_result($tmp_result, 0, "id"); } } $cat_filter = bool_to_sql_bool($rule["cat_filter"]); $reg_exp = db_escape_string($rule["reg_exp"]); $filter_type = (int)$rule["filter_type"]; db_query($this->link, "INSERT INTO ttrss_filters2_rules (feed_id,cat_id,filter_id,filter_type,reg_exp,cat_filter) VALUES ($feed_id, $cat_id, $filter_id, $filter_type, '$reg_exp', $cat_filter)"); } foreach ($filter["actions"] as $action) { $action_id = (int)$action["action_id"]; $action_param = db_escape_string($action["action_param"]); db_query($this->link, "INSERT INTO ttrss_filters2_actions (filter_id,action_id,action_param) VALUES ($filter_id, $action_id, '$action_param')"); } } db_query($this->link, "COMMIT"); } } } private function opml_import_category($doc, $root_node, $owner_uid, $parent_id) { $body = $doc->getElementsByTagName('body'); $default_cat_id = (int) get_feed_category($this->link, 'Imported feeds', false); if ($root_node) { $cat_title = db_escape_string($root_node->attributes->getNamedItem('title')->nodeValue); if (!in_array($cat_title, array("tt-rss-filters", "tt-rss-labels", "tt-rss-prefs"))) { $cat_id = get_feed_category($this->link, $cat_title, $parent_id); db_query($this->link, "BEGIN"); if ($cat_id === false) { add_feed_category($this->link, $cat_title, $parent_id); $cat_id = get_feed_category($this->link, $cat_title, $parent_id); } db_query($this->link, "COMMIT"); } else { $cat_id = 0; } $outlines = $root_node->childNodes; } else { $xpath = new DOMXpath($doc); $outlines = $xpath->query("//opml/body/outline"); $cat_id = 0; } #$this->opml_notice("[CAT] $cat_title id: $cat_id P_id: $parent_id"); $this->opml_notice(T_sprintf("Processing category: %s", $cat_title ? $cat_title : __("Uncategorized"))); foreach ($outlines as $node) { if ($node->hasAttributes() && strtolower($node->tagName) == "outline") { $attrs = $node->attributes; $node_cat_title = db_escape_string($attrs->getNamedItem('title')->nodeValue); $node_feed_url = db_escape_string($attrs->getNamedItem('xmlUrl')->nodeValue); if ($node_cat_title && !$node_feed_url) { $this->opml_import_category($doc, $node, $owner_uid, $cat_id); } else { if (!$cat_id) { $dst_cat_id = $default_cat_id; } else { $dst_cat_id = $cat_id; } switch ($cat_title) { case "tt-rss-prefs": $this->opml_import_preference($doc, $node, $owner_uid); break; case "tt-rss-labels": $this->opml_import_label($doc, $node, $owner_uid); break; case "tt-rss-filters": $this->opml_import_filter($doc, $node, $owner_uid); break; default: $this->opml_import_feed($doc, $node, $dst_cat_id, $owner_uid); } } } } } function opml_import($owner_uid) { if (!$owner_uid) return; $debug = isset($_REQUEST["debug"]); $doc = false; # if ($debug) $doc = DOMDocument::load("/tmp/test.opml"); if (is_file($_FILES['opml_file']['tmp_name'])) { $doc = DOMDocument::load($_FILES['opml_file']['tmp_name']); } else if (!$doc) { print_error(__('Error: please upload OPML file.')); return; } if ($doc) { $this->opml_import_category($doc, false, $owner_uid, false); } else { print_error(__('Error while parsing document.')); } } private function opml_notice($msg) { print "$msg<br/>"; } } ?>