Provide the ability to subscribe to our user from other federated sites.
This is a read-only relationship until the rest of the salmon magic-envelope stuff lands
This commit is contained in:
Mike Macgirvin
parent
f1977d420e
commit
3c440f70c6
3 changed files with 161 additions and 120 deletions
12
boot.php
12
boot.php
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@ -2,10 +2,11 @@
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set_time_limit(0);
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define ( 'BUILD_ID' , 1007 );
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define ( 'BUILD_ID', 1007 );
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define ( 'DFRN_PROTOCOL_VERSION', '2.0');
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define ( 'EOL', "<br />\r\n");
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define ( 'ATOM_TIME', 'Y-m-d\TH:i:s\Z' );
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define ( 'EOL', "<br />\r\n");
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define ( 'ATOM_TIME', 'Y-m-d\TH:i:s\Z' );
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define ( 'REGISTER_CLOSED', 0);
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define ( 'REGISTER_APPROVE', 1);
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@ -34,6 +35,7 @@ define ( 'NAMESPACE_TOMB' , 'http://purl.org/atompub/tombstones/1.0' )
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define ( 'NAMESPACE_ACTIVITY', 'http://activitystrea.ms/spec/1.0/' );
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define ( 'NAMESPACE_ACTIVITY_SCHEMA', 'http://activitystrea.ms/schema/1.0/');
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define ( 'NAMESPACE_SALMON_ME', 'http://salmon-protocol.org/ns/magic-env');
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define ( 'NAMESPACE_OSTATUSSUB', 'http://ostatus.org/schema/1.0/subscribe');
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define ( 'ACTIVITY_LIKE', NAMESPACE_ACTIVITY_SCHEMA . 'like' );
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define ( 'ACTIVITY_DISLIKE', NAMESPACE_DFRN . '/dislike' );
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@ -848,6 +850,10 @@ function webfinger_dfrn($s) {
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foreach($links as $link)
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if($link['@attributes']['rel'] === NAMESPACE_DFRN)
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return $link['@attributes']['href'];
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foreach($links as $link)
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if($link['@attributes']['rel'] === NAMESPACE_OSTATUSSUB)
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return 'stat:' . $link['@attributes']['template'];
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}
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return '';
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}}
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@ -183,143 +183,175 @@ function dfrn_request_post(&$a) {
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$url = webfinger_dfrn($url);
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if(substr($url,0,5) === 'stat:') {
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$network = 'stat';
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$url = substr($url,5);
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}
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else {
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$network = 'dfrn';
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}
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if(! strlen($url)) {
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notice( t("Unable to resolve your name at the provided location.") . EOL);
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return;
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}
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$ret = q("SELECT * FROM `contact` WHERE `uid` = %d AND `url` = '%s' LIMIT 1",
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intval($uid),
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dbesc($url)
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);
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if(count($ret)) {
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if(strlen($ret[0]['issued-id'])) {
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notice( t('You have already introduced yourself here.') . EOL );
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return;
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}
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else {
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$contact_record = $ret[0];
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$parms = array('dfrn-request' => $ret[0]['request']);
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}
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}
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$issued_id = random_string();
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if(is_array($contact_record)) {
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// There is a contact record but no issued-id, so this
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// is a reciprocal introduction from a known contact
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$r = q("UPDATE `contact` SET `issued-id` = '%s' WHERE `id` = %d LIMIT 1",
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dbesc($issued_id),
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intval($contact_record['id'])
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if($network == 'dfrn') {
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$ret = q("SELECT * FROM `contact` WHERE `uid` = %d AND `url` = '%s' LIMIT 1",
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intval($uid),
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dbesc($url)
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);
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}
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else {
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if(! validate_url($url)) {
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notice( t('Invalid profile URL.') . EOL);
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goaway($a->get_baseurl() . '/' . $a->cmd);
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return; // NOTREACHED
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}
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if(! allowed_url($url)) {
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notice( t('Disallowed profile URL.') . EOL);
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goaway($a->get_baseurl() . '/' . $a->cmd);
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return; // NOTREACHED
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}
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require_once('Scrape.php');
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$parms = scrape_dfrn($url);
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if(! count($parms)) {
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notice( t('Profile location is not valid or does not contain profile information.') . EOL );
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goaway($a->get_baseurl() . '/' . $a->cmd);
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}
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else {
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if(! x($parms,'fn'))
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notice( t('Warning: profile location has no identifiable owner name.') . EOL );
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if(! x($parms,'photo'))
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notice( t('Warning: profile location has no profile photo.') . EOL );
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$invalid = validate_dfrn($parms);
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if($invalid) {
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notice( $invalid . t(' required parameter')
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. (($invalid == 1) ? t(" was ") : t("s were ") )
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. t("not found at the given location.") . EOL ) ;
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if(count($ret)) {
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if(strlen($ret[0]['issued-id'])) {
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notice( t('You have already introduced yourself here.') . EOL );
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return;
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}
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else {
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$contact_record = $ret[0];
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$parms = array('dfrn-request' => $ret[0]['request']);
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}
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}
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$issued_id = random_string();
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$parms['url'] = $url;
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$parms['issued-id'] = $issued_id;
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dbesc_array($parms);
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$r = q("INSERT INTO `contact` ( `uid`, `created`, `url`, `name`, `issued-id`, `photo`, `site-pubkey`,
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`request`, `confirm`, `notify`, `poll` )
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VALUES ( %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s' )",
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intval($uid),
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datetime_convert(),
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$parms['url'],
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$parms['fn'],
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$parms['issued-id'],
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$parms['photo'],
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$parms['key'],
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$parms['dfrn-request'],
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$parms['dfrn-confirm'],
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$parms['dfrn-notify'],
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$parms['dfrn-poll']
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);
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// find the contact record we just created
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if($r) {
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$r = q("SELECT `id` FROM `contact`
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WHERE `uid` = %d AND `url` = '%s' AND `issued-id` = '%s' LIMIT 1",
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intval($uid),
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$parms['url'],
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$parms['issued-id']
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if(is_array($contact_record)) {
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// There is a contact record but no issued-id, so this
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// is a reciprocal introduction from a known contact
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$r = q("UPDATE `contact` SET `issued-id` = '%s' WHERE `id` = %d LIMIT 1",
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dbesc($issued_id),
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intval($contact_record['id'])
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);
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}
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else {
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if(! validate_url($url)) {
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notice( t('Invalid profile URL.') . EOL);
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goaway($a->get_baseurl() . '/' . $a->cmd);
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return; // NOTREACHED
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}
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if(! allowed_url($url)) {
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notice( t('Disallowed profile URL.') . EOL);
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goaway($a->get_baseurl() . '/' . $a->cmd);
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return; // NOTREACHED
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}
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require_once('Scrape.php');
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$parms = scrape_dfrn($url);
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if(! count($parms)) {
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notice( t('Profile location is not valid or does not contain profile information.') . EOL );
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goaway($a->get_baseurl() . '/' . $a->cmd);
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}
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else {
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if(! x($parms,'fn'))
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notice( t('Warning: profile location has no identifiable owner name.') . EOL );
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if(! x($parms,'photo'))
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notice( t('Warning: profile location has no profile photo.') . EOL );
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$invalid = validate_dfrn($parms);
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if($invalid) {
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notice( $invalid . t(' required parameter')
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. (($invalid == 1) ? t(" was ") : t("s were ") )
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. t("not found at the given location.") . EOL ) ;
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return;
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}
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}
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$parms['url'] = $url;
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$parms['issued-id'] = $issued_id;
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dbesc_array($parms);
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$r = q("INSERT INTO `contact` ( `uid`, `created`, `url`, `name`, `issued-id`, `photo`, `site-pubkey`,
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`request`, `confirm`, `notify`, `poll` )
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VALUES ( %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s' )",
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intval($uid),
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datetime_convert(),
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$parms['url'],
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$parms['fn'],
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$parms['issued-id'],
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$parms['photo'],
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$parms['key'],
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$parms['dfrn-request'],
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$parms['dfrn-confirm'],
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$parms['dfrn-notify'],
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$parms['dfrn-poll']
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);
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// find the contact record we just created
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if($r) {
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$r = q("SELECT `id` FROM `contact`
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WHERE `uid` = %d AND `url` = '%s' AND `issued-id` = '%s' LIMIT 1",
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intval($uid),
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$parms['url'],
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$parms['issued-id']
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);
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if(count($r))
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$contact_record = $r[0];
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}
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}
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if($r === false) {
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notice( t('Failed to update contact record.') . EOL );
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return;
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}
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$hash = random_string() . (string) time(); // Generate a confirm_key
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if(is_array($contact_record)) {
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$ret = q("INSERT INTO `intro` ( `uid`, `contact-id`, `blocked`, `knowyou`, `note`, `hash`, `datetime`)
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VALUES ( %d, %d, 1, %d, '%s', '%s', '%s' )",
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intval($uid),
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intval($contact_record['id']),
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((x($_POST,'knowyou') && ($_POST['knowyou'] == 1)) ? 1 : 0),
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dbesc(notags(trim($_POST['dfrn-request-message']))),
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dbesc($hash),
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dbesc(datetime_convert())
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);
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if(count($r))
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$contact_record = $r[0];
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}
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}
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if($r === false) {
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notice( t('Failed to update contact record.') . EOL );
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return;
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}
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$hash = random_string() . (string) time(); // Generate a confirm_key
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// This notice will only be seen by the requestor if the requestor and requestee are on the same server.
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if(is_array($contact_record)) {
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$ret = q("INSERT INTO `intro` ( `uid`, `contact-id`, `blocked`, `knowyou`, `note`, `hash`, `datetime`)
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VALUES ( %d, %d, 1, %d, '%s', '%s', '%s' )",
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intval($uid),
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intval($contact_record['id']),
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((x($_POST,'knowyou') && ($_POST['knowyou'] == 1)) ? 1 : 0),
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dbesc(notags(trim($_POST['dfrn-request-message']))),
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dbesc($hash),
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dbesc(datetime_convert())
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if(! $failed)
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notice( t('Your introduction has been sent.') . EOL );
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// "Homecoming" - send the requestor back to their site to record the introduction.
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$dfrn_url = bin2hex($a->get_baseurl() . '/profile/' . $nickname);
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$aes_allow = ((function_exists('openssl_encrypt')) ? 1 : 0);
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goaway($parms['dfrn-request'] . "?dfrn_url=$dfrn_url"
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. '&dfrn_version=' . DFRN_PROTOCOL_VERSION
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. '&confirm_key=' . $hash
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. (($aes_allow) ? "&aes_allow=1" : "")
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);
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// NOTREACHED
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// END $network === 'dfrn'
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}
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elseif($network === 'stat') {
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/**
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*
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* OStatus network
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* Check contact existence
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* Try and scrape together enough information to create a contact record, with us as REL_VIP
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* Substitute our user's feed URL into $url template
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* Send the subscriber home to subscribe
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*
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**/
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// This notice will only be seen by the requestor if the requestor and requestee are on the same server.
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$url = str_replace('{uri}', $a->get_baseurl() . '/dfrn_poll/' . $nickname, $url);
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goaway($url);
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// NOTREACHED
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// END $network === 'stat'
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}
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if(! $failed)
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notice( t('Your introduction has been sent.') . EOL );
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// "Homecoming" - send the requestor back to their site to record the introduction.
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$dfrn_url = bin2hex($a->get_baseurl() . '/profile/' . $nickname);
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$aes_allow = ((function_exists('openssl_encrypt')) ? 1 : 0);
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goaway($parms['dfrn-request'] . "?dfrn_url=$dfrn_url" . '&confirm_key=' . $hash . (($aes_allow) ? "&aes_allow=1" : ""));
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return; // NOTREACHED
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}
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return;
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} return;
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}}
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@ -4,7 +4,10 @@
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<p id="dfrn-request-intro">
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You may request a connection with this member if you have a valid profile address<br />
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on one of the following social networks:<br />
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<ul id="dfrn-request-networks"><li><a href="http://dfrn.org">mistpark/DFRN</a></li></ul>
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<ul id="dfrn-request-networks">
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<li><a href="http://dfrn.org">Mistpark/DFRN</a> (fully supported)</li>
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<li><a href="http://ostatus.org">Federation/OStatus/Diaspora/GNU-social</a> (limited - experimental)</li>
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</ul>
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</p>
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<form action="dfrn_request/$nickname" method="post" />
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