269 lines
7.1 KiB
PHP
269 lines
7.1 KiB
PHP
<?php
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use Friendica\Directory\App;
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//Startup.
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require_once 'boot.php';
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$a = new App();
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@include('.htconfig.php');
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require_once 'dba.php';
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$db = new dba($db_host, $db_user, $db_pass, $db_data);
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unset($db_host, $db_user, $db_pass, $db_data);
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require_once 'datetime.php';
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require_once 'simplepie/simplepie.inc';
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require_once 'include/items.php';
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$a->set_baseurl(get_config('system', 'url'));
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$contacts = q("SELECT * FROM `contact`
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WHERE `dfrn-id` != '' AND `self` = 0 AND `blocked` = 0
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AND `readonly` = 0 ORDER BY RAND()");
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if (!count($contacts)) {
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killme();
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}
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foreach ($contacts as $contact) {
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if ($contact['priority']) {
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$update = false;
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$t = $contact['last-update'];
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switch ($contact['priority']) {
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case 5:
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if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', t . " + 1 month"))
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$update = true;
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break;
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case 4:
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if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', t . " + 1 week"))
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$update = true;
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break;
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case 3:
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if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', t . " + 1 day"))
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$update = true;
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break;
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case 2:
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if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', t . " + 12 hour"))
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$update = true;
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break;
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case 1:
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default:
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if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', t . " + 1 hour"))
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$update = true;
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break;
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}
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if (!$update) {
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continue;
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}
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}
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$r = q("SELECT * FROM `contact` WHERE `self` = 1 LIMIT 1");
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if (!count($r)) {
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continue;
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}
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$importer = $r[0];
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$last_update = (($contact['last-update'] == '0000-00-00 00:00:00') ? datetime_convert('UTC', 'UTC', 'now - 30 days', 'Y-m-d\TH:i:s\Z') : datetime_convert('UTC', 'UTC', $contact['last-update'], 'Y-m-d\TH:i:s\Z'));
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$url = $contact['poll'] . '?dfrn_id=' . $contact['dfrn-id'] . '&type=data&last_update=' . $last_update;
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$xml = fetch_url($url);
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if (!$xml) {
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continue;
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}
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$res = simplexml_load_string($xml);
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if ((intval($res->status) != 0) || (!strlen($res->challenge)) || (!strlen($res->dfrn_id))) {
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continue;
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}
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$postvars = array();
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$sent_dfrn_id = hex2bin($res->dfrn_id);
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$final_dfrn_id = '';
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openssl_public_decrypt($sent_dfrn_id, $final_dfrn_id, $contact['pubkey']);
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$final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.'));
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if ($final_dfrn_id != $contact['dfrn-id']) {
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// did not decode properly - cannot trust this site
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continue;
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}
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$postvars['dfrn_id'] = $contact['dfrn-id'];
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$challenge = hex2bin($res->challenge);
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openssl_public_decrypt($challenge, $postvars['challenge'], $contact['pubkey']);
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$xml = post_url($contact['poll'], $postvars);
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if (!strlen($xml)) {
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// an empty response may mean there's nothing new - record the fact that we checked
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$r = q(
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"UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
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dbesc(datetime_convert()),
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intval($contact['id'])
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);
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continue;
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}
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$feed = new SimplePie();
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$feed->set_raw_data($xml);
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$feed->enable_order_by_date(false);
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$feed->init();
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$photo_rawupdate = $feed->get_feed_tags(NAMESPACE_DFRN, 'icon-updated');
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if ($photo_rawupdate) {
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$photo_timestamp = datetime_convert('UTC', 'UTC', $photo_rawupdate[0]['data']);
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$photo_url = $feed->get_image_url();
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if (strlen($photo_url) && $photo_timestamp > $contact['avatar-date']) {
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require_once 'Photo.php';
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$photo_failure = false;
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$r = q("SELECT `resource-id` FROM `photo` WHERE `contact-id` = %d LIMIT 1", intval($contact['id']));
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if (count($r)) {
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$resource_id = $r[0]['resource-id'];
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$img_str = fetch_url($photo_url, true);
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$img = new Photo($img_str);
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if ($img) {
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q("DELETE FROM `photo` WHERE `resource-id` = '%s' AND contact-id` = %d ",
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dbesc($resource_id),
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intval($contact['id'])
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);
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$img->scaleImageSquare(175);
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$hash = $resource_id;
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$r = $img->store($contact['id'], $hash, basename($photo_url), t('Contact Photos'), 4);
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$img->scaleImage(80);
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$r = $img->store($contact['id'], $hash, basename($photo_url), t('Contact Photos'), 5);
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if ($r) {
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q("UPDATE `contact` SET `avatar-date` = '%s' WHERE `id` = %d LIMIT 1",
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dbesc(datetime_convert()),
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intval($contact['id'])
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);
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}
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}
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}
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}
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}
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foreach ($feed->get_items() as $item) {
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$deleted = false;
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$rawdelete = $item->get_item_tags("http://purl.org/atompub/tombstones/1.0", 'deleted-entry');
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if (isset($rawdelete[0]['attribs']['']['ref'])) {
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$uri = $rawthread[0]['attribs']['']['ref'];
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$deleted = true;
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if (isset($rawdelete[0]['attribs']['']['when'])) {
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$when = $rawthread[0]['attribs']['']['when'];
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$when = datetime_convert('UTC', 'UTC', $when, 'Y-m-d H:i:s');
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} else {
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$when = datetime_convert('UTC', 'UTC', 'now', 'Y-m-d H:i:s');
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}
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}
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if ($deleted) {
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$r = q("SELECT * FROM `item` WHERE `uri` = '%s' LIMIT 1", dbesc($uri));
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if (count($r)) {
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if ($r[0]['uri'] == $r[0]['parent-uri']) {
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$r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s',
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`body` = '', `title` = ''
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WHERE `parent-uri` = '%s'",
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dbesc($when),
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dbesc($r[0]['uri'])
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);
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} else {
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$r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s',
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`body` = '', `title` = ''
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WHERE `uri` = '%s' LIMIT 1",
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dbesc($when),
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dbesc($uri)
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);
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}
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}
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continue;
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}
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$is_reply = false;
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$item_id = $item->get_id();
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$rawthread = $item->get_item_tags("http://purl.org/syndication/thread/1.0", 'in-reply-to');
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if (isset($rawthread[0]['attribs']['']['ref'])) {
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$is_reply = true;
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$parent_uri = $rawthread[0]['attribs']['']['ref'];
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}
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if ($is_reply) {
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// Have we seen it? If not, import it.
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$item_id = $item->get_id();
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$r = q("SELECT `last-child`, `edited` FROM `item` WHERE `uri` = '%s' LIMIT 1", dbesc($item_id));
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// FIXME update content if 'updated' changes
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if (count($r)) {
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$allow = $item->get_item_tags(NAMESPACE_DFRN, 'comment-allow');
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if ($allow && $allow[0]['data'] != $r[0]['last-child']) {
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$r = q("UPDATE `item` SET `last-child` = %d WHERE `uri` = '%s' LIMIT 1",
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intval($allow[0]['data']),
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dbesc($item_id)
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);
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}
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continue;
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}
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$datarray = get_atom_elements($item);
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$datarray['parent-uri'] = $parent_uri;
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$datarray['contact-id'] = $contact['id'];
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$r = post_remote($a, $datarray);
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continue;
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} else {
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// Head post of a conversation. Have we seen it? If not, import it.
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$item_id = $item->get_id();
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$r = q("SELECT `last-child`, `edited` FROM `item` WHERE `uri` = '%s' LIMIT 1", dbesc($item_id));
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if (count($r)) {
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$allow = $item->get_item_tags(NAMESPACE_DFRN, 'comment-allow');
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if ($allow && $allow[0]['data'] != $r[0]['last-child']) {
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$r = q("UPDATE `item` SET `last-child` = %d WHERE `uri` = '%s' LIMIT 1",
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intval($allow[0]['data']),
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dbesc($item_id)
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);
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}
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continue;
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}
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$datarray = get_atom_elements($item);
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$datarray['parent-uri'] = $item_id;
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$datarray['contact-id'] = $contact['id'];
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$r = post_remote($a, $datarray);
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continue;
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}
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}
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$r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
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dbesc(datetime_convert()),
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intval($contact['id'])
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);
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}
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killme();
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