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105 lines
No EOL
2.8 KiB
PHP
105 lines
No EOL
2.8 KiB
PHP
<?php
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/**
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* With args, register a directory server for this realm
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* With no args, return a JSON array of directory servers for this realm
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* FIXME: Not yet implemented: Some realms may require authentication to join their realm.
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* The RED_GLOBAL realm does not require authentication.
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* We would then need a flag in the site table to indicate that they've been
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* validated by the PRIMARY directory for that realm. Sites claiming to be PRIMARY
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* but are not the realm PRIMARY will be marked invalid.
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*/
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function regdir_init(&$a) {
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$result = array('success' => false);
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$url = $_REQUEST['url'];
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$access_token = $_REQUEST['t'];
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$valid = 0;
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// we probably don't need the realm as we will find out in the probe.
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// What we may want to die is throw an error if you're trying to register in a different realm
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// so this configuration issue can be discovered.
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$realm = $_REQUEST['realm'];
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if(! $realm)
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$realm = DIRECTORY_REALM;
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if($realm === DIRECTORY_REALM) {
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$valid = 1;
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}
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else {
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$token = get_config('system','realm_token');
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if($token && $access_token != $token) {
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$result['message'] = 'This realm requires an access token';
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return;
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}
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$valid = 1;
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}
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$dirmode = intval(get_config('system','directory_mode'));
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if($dirmode == DIRECTORY_MODE_NORMAL) {
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$ret['message'] = t('This site is not a directory server');
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json_return_and_die($ret);
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}
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$m = null;
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if($url) {
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$m = parse_url($url);
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if((! $m) || (! @dns_get_record($m['host'], DNS_A + DNS_CNAME + DNS_PTR)) || (! filter_var($m['host'], FILTER_VALIDATE_IP) )) {
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$result['message'] = 'unparseable url';
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json_return_and_die($result);
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}
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$f = zot_finger('[system]@' . $m['host']);
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if($f['success']) {
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$j = json_decode($f['body'],true);
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if($j['success'] && $j['guid']) {
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$x = import_xchan($j);
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if($x['success']) {
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$result['success'] = true;
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json_return_and_die($result);
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}
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}
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}
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q("update site set site_valid = %d where site_url = '%s' limit 1",
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intval($valid),
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strtolower($url)
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);
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json_return_and_die($result);
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}
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else {
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// We can put this in the sql without the condition after 31 march 2015 assuming
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// most directory servers will have updated by then
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// This just makes sure it happens if I forget
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$sql_extra = ((datetime_convert() > datetime_convert('UTC','UTC','2015-03-31')) ? ' and site_valid = 1 ' : '' );
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if($dirmode == DIRECTORY_MODE_STANDALONE) {
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$r = array(array('site_url' => z_root()));
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}
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else {
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$r = q("select site_url from site where site_flags in ( 1, 2 ) and site_realm = '%s' $sql_extra ",
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dbesc(get_directory_realm())
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);
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}
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if($r) {
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$result['success'] = true;
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$result['directories'] = array();
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foreach($r as $rr)
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$result['directories'][] = $rr['site_url'];
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json_return_and_die($result);
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}
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}
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json_return_and_die($result);
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}
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