forked from GNUsocial/gnu-social
124 lines
2.8 KiB
PHP
124 lines
2.8 KiB
PHP
<?php
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class DeliciousBackupImporter
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{
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function importBookmarks($user, $body)
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{
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$doc = $this->importHTML($body);
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$dls = $doc->getElementsByTagName('dl');
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if ($dls->length != 1) {
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throw new ClientException(_("Bad import file."));
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}
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$dl = $dls->item(0);
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$children = $dl->childNodes;
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$dt = null;
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for ($i = 0; $i < $children->length; $i++) {
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try {
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$child = $children->item($i);
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if ($child->nodeType != XML_ELEMENT_NODE) {
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continue;
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}
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common_log(LOG_INFO, $child->tagName);
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switch (strtolower($child->tagName)) {
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case 'dt':
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if (!empty($dt)) {
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// No DD provided
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$this->importBookmark($user, $dt);
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$dt = null;
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}
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$dt = $child;
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break;
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case 'dd':
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$dd = $child;
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$saved = $this->importBookmark($user, $dt, $dd);
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$dt = null;
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$dd = null;
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case 'p':
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common_log(LOG_INFO, 'Skipping the <p> in the <dl>.');
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break;
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default:
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common_log(LOG_WARNING, "Unexpected element $child->tagName found in import.");
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}
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} catch (Exception $e) {
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common_log(LOG_ERR, $e->getMessage());
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$dt = $dd = null;
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}
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}
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}
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function importBookmark($user, $dt, $dd = null)
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{
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// We have to go squirrelling around in the child nodes
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// on the off chance that we've received another <dt>
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// as a child.
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for ($i = 0; $i < $dt->childNodes->length; $i++) {
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$child = $dt->childNodes->item($i);
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if ($child->nodeType == XML_ELEMENT_NODE) {
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if ($child->tagName == 'dt' && !is_null($dd)) {
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$this->importBookmark($user, $dt);
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$this->importBookmark($user, $child, $dd);
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return;
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}
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}
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}
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$as = $dt->getElementsByTagName('a');
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if ($as->length == 0) {
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throw new ClientException(_("No <A> tag in a <DT>."));
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}
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$a = $as->item(0);
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$private = $a->getAttribute('private');
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if ($private != 0) {
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throw new ClientException(_('Skipping private bookmark.'));
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}
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if (!empty($dd)) {
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$description = $dd->nodeValue;
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} else {
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$description = null;
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}
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$title = $a->nodeValue;
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$url = $a->getAttribute('href');
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$tags = $a->getAttribute('tags');
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$addDate = $a->getAttribute('add_date');
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$created = common_sql_date(intval($addDate));
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$saved = Notice_bookmark::saveNew($user,
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$title,
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$url,
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$tags,
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$description,
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array('created' => $created));
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return $saved;
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}
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function importHTML($body)
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{
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// DOMDocument::loadHTML may throw warnings on unrecognized elements,
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// and notices on unrecognized namespaces.
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$old = error_reporting(error_reporting() & ~(E_WARNING | E_NOTICE));
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$dom = new DOMDocument();
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$ok = $dom->loadHTML($body);
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error_reporting($old);
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if ($ok) {
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return $dom;
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} else {
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return null;
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}
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}
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}
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