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