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<?
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require_once "config.php";
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require_once "functions.php";
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require_once "db.php";
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define('SOURCE_SCHEMA_VERSION', 1);
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define('TARGET_SCHEMA_VERSION', 2);
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$link = db_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
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login_sequence($link);
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if (!$link) {
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if (DB_TYPE == "mysql") {
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print mysql_error();
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}
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// PG seems to display its own errors just fine by default.
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return;
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}
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if (DB_TYPE == "pgsql") {
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pg_query("set client_encoding = 'utf-8'");
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}
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$result = db_query($link, "SELECT schema_version FROM ttrss_version");
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$schema_version = db_fetch_result($result, 0, "schema_version");
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if ($schema_version != TARGET_SCHEMA_VERSION) {
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print "Error: database schema is invalid
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(got version $schema_version; expected ".TARGET_SCHEMA_VERSION.")";
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return;
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}
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function import_article($link, $data) {
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print "Processing article <b>".$data["title"].
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"</b> (".$data["feed_title"].")<br>";
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$owner_uid = $_SESSION["uid"];
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db_query($link, "BEGIN");
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$result = db_query($link, "SELECT id FROM ttrss_feeds WHERE feed_url = '".
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db_escape_string($data["feed_url"]) . "' AND owner_uid = '$owner_uid'");
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if (db_num_rows($result) == 0) {
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return false;
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}
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$feed_id = db_fetch_result($result, 0, "id");
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$result = db_query($link, "SELECT id FROM ttrss_entries WHERE
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guid = '".$data["guid"]."'");
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if (db_num_rows($result) == 0) {
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print "Not found, adding base entry...<br>";
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$entry_title = db_escape_string($data["title"]);
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$entry_guid = db_escape_string($data["guid"]);
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$entry_link = db_escape_string($data["link"]);
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$updated = db_escape_string($data["updated"]);
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$date_entered = db_escape_string($data["date_entered"]);
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$entry_content = db_escape_string($data["content"]);
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$content_hash = "SHA1:" . sha1(strip_tags($entry_content));
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$entry_comments = db_escape_string($data["comments"]);
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$result = db_query($link,
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"INSERT INTO ttrss_entries
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(title,
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guid,
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link,
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updated,
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content,
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content_hash,
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no_orig_date,
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date_entered,
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comments)
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VALUES
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('$entry_title',
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'$entry_guid',
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'$entry_link',
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'$updated',
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'$entry_content',
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'$content_hash',
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false,
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'$date_entered',
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'$entry_comments')");
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}
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$result = db_query($link, "SELECT id FROM ttrss_entries WHERE
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guid = '".$data["guid"]."'");
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if (db_num_rows($result) == 0) { return false; }
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$entry_id = db_fetch_result($result, 0, "id");
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print "Found base ID: $entry_id<br>";
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$result = db_query($link, "SELECT int_id FROM ttrss_user_entries WHERE
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ref_id = '$entry_id'");
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if (db_num_rows($result) == 0) {
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print "User table entry not found, creating...<br>";
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$unread = sql_bool_to_string(db_escape_string($data["unread"]));
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$marked = sql_bool_to_string(db_escape_string($data["marked"]));
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$last_read = db_escape_string($data["last_read"]);
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if (!$last_read) {
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$last_read_qpart = 'NULL';
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} else {
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$last_read_qpart = "'$last_read'";
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}
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$result = db_query($link,
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"INSERT INTO ttrss_user_entries
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(ref_id, owner_uid, feed_id, unread, marked, last_read)
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VALUES ('$entry_id', '$owner_uid', '$feed_id', $unread, $marked,
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$last_read_qpart)");
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} else {
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print "User table entry already exists, nothing to do.<br>";
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}
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db_query($link, "COMMIT");
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}
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?>
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<html>
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<body>
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<? if ($_REQUEST["op"] != "Import") { ?>
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<h1>Import XMLDB (your login is <?= $_SESSION["name"] ?>)</h1>
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<form enctype="multipart/form-data" method="POST" action="xml-import.php">
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File: <input name="xmldb" type="file">
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<input class="button" name="op" type="submit" value="Import">
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</form>
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<? } else {
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print "<h1>Importing data (your login is ".$_SESSION["name"].")</h1>";
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if (is_file($_FILES['xmldb']['tmp_name'])) {
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$dom = domxml_open_file($_FILES['xmldb']['tmp_name']);
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// $dom = domxml_open_file('xmldb.xml');
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if ($dom) {
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$root = $dom->document_element();
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$schema_version = $root->get_elements_by_tagname('schema_version');
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$schema_version = $schema_version[0]->get_content();
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if ($schema_version != SOURCE_SCHEMA_VERSION) {
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die("Incorrect source schema version");
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}
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$articles = $root->get_elements_by_tagname("article");
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foreach ($articles as $article) {
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$child_nodes = $article->child_nodes();
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$article_data = array();
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foreach ($child_nodes as $child) {
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$article_data[$child->tagname()] = $child->get_content();
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}
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import_article($link, $article_data);
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}
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} else {
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print "Error: could not parse document.";
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}
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} else {
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print "<p>Error: please upload XMLDB.</p>";
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}
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} ?>
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</body>
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</html>
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