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friendica-github/mod/dfrn_notify.php

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<?php
require_once('library/simplepie/simplepie.inc');
require_once('include/items.php');
require_once('include/event.php');
function dfrn_notify_post(&$a) {
$dfrn_id = ((x($_POST,'dfrn_id')) ? notags(trim($_POST['dfrn_id'])) : '');
$dfrn_version = ((x($_POST,'dfrn_version')) ? (float) $_POST['dfrn_version'] : 2.0);
$challenge = ((x($_POST,'challenge')) ? notags(trim($_POST['challenge'])) : '');
$data = ((x($_POST,'data')) ? $_POST['data'] : '');
$key = ((x($_POST,'key')) ? $_POST['key'] : '');
$dissolve = ((x($_POST,'dissolve')) ? intval($_POST['dissolve']) : 0);
$perm = ((x($_POST,'perm')) ? notags(trim($_POST['perm'])) : 'r');
$writable = (-1);
if($dfrn_version >= 2.21) {
$writable = (($perm === 'rw') ? 1 : 0);
}
$direction = (-1);
if(strpos($dfrn_id,':') == 1) {
$direction = intval(substr($dfrn_id,0,1));
$dfrn_id = substr($dfrn_id,2);
}
$r = q("SELECT * FROM `challenge` WHERE `dfrn-id` = '%s' AND `challenge` = '%s' LIMIT 1",
dbesc($dfrn_id),
dbesc($challenge)
);
if(! count($r)) {
logger('dfrn_notify: could not match challenge to dfrn_id ' . $dfrn_id . ' challenge=' . $challenge);
xml_status(3);
}
$r = q("DELETE FROM `challenge` WHERE `dfrn-id` = '%s' AND `challenge` = '%s' LIMIT 1",
dbesc($dfrn_id),
dbesc($challenge)
);
// find the local user who owns this relationship.
$sql_extra = '';
switch($direction) {
case (-1):
$sql_extra = sprintf(" AND ( `issued-id` = '%s' OR `dfrn-id` = '%s' ) ", dbesc($dfrn_id), dbesc($dfrn_id));
break;
case 0:
$sql_extra = sprintf(" AND `issued-id` = '%s' AND `duplex` = 1 ", dbesc($dfrn_id));
break;
case 1:
$sql_extra = sprintf(" AND `dfrn-id` = '%s' AND `duplex` = 1 ", dbesc($dfrn_id));
break;
default:
xml_status(3);
break; // NOTREACHED
}
// be careful - $importer will contain both the contact information for the contact
// sending us the post, and also the user information for the person receiving it.
// since they are mixed together, it is easy to get them confused.
$r = q("SELECT `contact`.*, `contact`.`uid` AS `importer_uid`,
`contact`.`pubkey` AS `cpubkey`,
`contact`.`prvkey` AS `cprvkey`,
`contact`.`thumb` AS `thumb`,
`contact`.`url` as `url`,
`contact`.`name` as `senderName`,
`user`.*
FROM `contact`
LEFT JOIN `user` ON `contact`.`uid` = `user`.`uid`
WHERE `contact`.`blocked` = 0 AND `contact`.`pending` = 0
AND `user`.`nickname` = '%s' AND `user`.`account_expired` = 0 $sql_extra LIMIT 1",
dbesc($a->argv[1])
);
if(! count($r)) {
logger('dfrn_notify: contact not found for dfrn_id ' . $dfrn_id);
xml_status(3);
//NOTREACHED
}
// $importer in this case contains the contact record for the remote contact joined with the user record of our user.
$importer = $r[0];
if(($writable != (-1)) && ($writable != $importer['writable'])) {
q("UPDATE `contact` SET `writable` = %d WHERE `id` = %d LIMIT 1",
intval($writable),
intval($importer['id'])
);
$importer['writable'] = $writable;
}
logger('dfrn_notify: received notify from ' . $importer['name'] . ' for ' . $importer['username']);
logger('dfrn_notify: data: ' . $data, LOGGER_DATA);
if($dissolve == 1) {
/**
* Relationship is dissolved permanently
*/
require_once('include/Contact.php');
contact_remove($importer['id']);
logger('relationship dissolved : ' . $importer['name'] . ' dissolved ' . $importer['username']);
xml_status(0);
}
if(strlen($key)) {
$rawkey = hex2bin(trim($key));
logger('rino: md5 raw key: ' . md5($rawkey));
$final_key = '';
if($dfrn_version >= 2.1) {
if((($importer['duplex']) && strlen($importer['cprvkey'])) || (! strlen($importer['cpubkey']))) {
openssl_private_decrypt($rawkey,$final_key,$importer['cprvkey']);
}
else {
openssl_public_decrypt($rawkey,$final_key,$importer['cpubkey']);
}
}
else {
if((($importer['duplex']) && strlen($importer['cpubkey'])) || (! strlen($importer['cprvkey']))) {
openssl_public_decrypt($rawkey,$final_key,$importer['cpubkey']);
}
else {
openssl_private_decrypt($rawkey,$final_key,$importer['cprvkey']);
}
}
logger('rino: received key : ' . $final_key);
$data = aes_decrypt(hex2bin($data),$final_key);
logger('rino: decrypted data: ' . $data, LOGGER_DATA);
}
if($importer['readonly']) {
// We aren't receiving stuff from this person. But we will quietly ignore them
// rather than a blatant "go away" message.
logger('dfrn_notify: ignoring');
xml_status(0);
//NOTREACHED
}
// Consume notification feed. This may differ from consuming a public feed in several ways
// - might contain email or friend suggestions
// - might contain remote followup to our message
// - in which case we need to accept it and then notify other conversants
// - we may need to send various email notifications
$feed = new SimplePie();
$feed->set_raw_data($data);
$feed->enable_order_by_date(false);
$feed->init();
$reloc = $feed->get_feed_tags( NAMESPACE_DFRN, 'relocate' );
if(isset($reloc[0]['child'][NAMESPACE_DFRN])) {
$base = $reloc[0]['child'][NAMESPACE_DFRN];
$newloc = array();
$newloc['uid'] = $importer['importer_uid'];
$newloc['cid'] = $importer['id'];
$newloc['name'] = notags(unxmlify($base['name'][0]['data']));
$newloc['photo'] = notags(unxmlify($base['photo'][0]['data']));
$newloc['url'] = notags(unxmlify($base['url'][0]['data']));
$newloc['request'] = notags(unxmlify($base['request'][0]['data']));
$newloc['confirm'] = notags(unxmlify($base['confirm'][0]['data']));
$newloc['notify'] = notags(unxmlify($base['notify'][0]['data']));
$newloc['poll'] = notags(unxmlify($base['poll'][0]['data']));
$newloc['site-pubkey'] = notags(unxmlify($base['site-pubkey'][0]['data']));
$newloc['pubkey'] = notags(unxmlify($base['pubkey'][0]['data']));
$newloc['prvkey'] = notags(unxmlify($base['prvkey'][0]['data']));
// TODO
// merge with current record, current contents have priority
// update record, set url-updated
// update profile photos
// schedule a scan?
}
// handle friend suggestion notification
$sugg = $feed->get_feed_tags( NAMESPACE_DFRN, 'suggest' );
if(isset($sugg[0]['child'][NAMESPACE_DFRN])) {
$base = $sugg[0]['child'][NAMESPACE_DFRN];
$fsugg = array();
$fsugg['uid'] = $importer['importer_uid'];
$fsugg['cid'] = $importer['id'];
$fsugg['name'] = notags(unxmlify($base['name'][0]['data']));
$fsugg['photo'] = notags(unxmlify($base['photo'][0]['data']));
$fsugg['url'] = notags(unxmlify($base['url'][0]['data']));
$fsugg['request'] = notags(unxmlify($base['request'][0]['data']));
$fsugg['body'] = escape_tags(unxmlify($base['note'][0]['data']));
// Does our member already have a friend matching this description?
$r = q("SELECT * FROM `contact` WHERE `name` = '%s' AND `url` = '%s' AND `uid` = %d LIMIT 1",
dbesc($fsugg['name']),
dbesc($fsugg['url']),
intval($fsugg['uid'])
);
if(count($r))
xml_status(0);
// Do we already have an fcontact record for this person?
$fid = 0;
$r = q("SELECT * FROM `fcontact` WHERE `url` = '%s' AND `name` = '%s' AND `request` = '%s' LIMIT 1",
dbesc($fsugg['url']),
dbesc($fsugg['name']),
dbesc($fsugg['request'])
);
if(count($r)) {
$fid = $r[0]['id'];
}
if(! $fid)
$r = q("INSERT INTO `fcontact` ( `name`,`url`,`photo`,`request` ) VALUES ( '%s', '%s', '%s', '%s' ) ",
dbesc($fsugg['name']),
dbesc($fsugg['url']),
dbesc($fsugg['photo']),
dbesc($fsugg['request'])
);
$r = q("SELECT * FROM `fcontact` WHERE `url` = '%s' AND `name` = '%s' AND `request` = '%s' LIMIT 1",
dbesc($fsugg['url']),
dbesc($fsugg['name']),
dbesc($fsugg['request'])
);
if(count($r)) {
$fid = $r[0]['id'];
}
// database record did not get created. Quietly give up.
else
xml_status(0);
$hash = random_string();
$r = q("INSERT INTO `intro` ( `uid`, `fid`, `contact-id`, `note`, `hash`, `datetime`, `blocked` )
VALUES( %d, %d, %d, '%s', '%s', '%s', %d )",
intval($fsugg['uid']),
intval($fid),
intval($fsugg['cid']),
dbesc($fsugg['body']),
dbesc($hash),
dbesc(datetime_convert()),
intval(0)
);
// TODO - send email notify (which may require a new notification preference)
xml_status(0);
}
$ismail = false;
$rawmail = $feed->get_feed_tags( NAMESPACE_DFRN, 'mail' );
if(isset($rawmail[0]['child'][NAMESPACE_DFRN])) {
logger('dfrn_notify: private message received');
$ismail = true;
$base = $rawmail[0]['child'][NAMESPACE_DFRN];
$msg = array();
$msg['uid'] = $importer['importer_uid'];
$msg['from-name'] = notags(unxmlify($base['sender'][0]['child'][NAMESPACE_DFRN]['name'][0]['data']));
$msg['from-photo'] = notags(unxmlify($base['sender'][0]['child'][NAMESPACE_DFRN]['avatar'][0]['data']));
$msg['from-url'] = notags(unxmlify($base['sender'][0]['child'][NAMESPACE_DFRN]['uri'][0]['data']));
$msg['contact-id'] = $importer['id'];
$msg['title'] = notags(unxmlify($base['subject'][0]['data']));
$msg['body'] = escape_tags(unxmlify($base['content'][0]['data']));
$msg['seen'] = 0;
$msg['replied'] = 0;
$msg['uri'] = notags(unxmlify($base['id'][0]['data']));
$msg['parent-uri'] = notags(unxmlify($base['in-reply-to'][0]['data']));
$msg['created'] = datetime_convert(notags(unxmlify('UTC','UTC',$base['sentdate'][0]['data'])));
dbesc_array($msg);
$r = dbq("INSERT INTO `mail` (`" . implode("`, `", array_keys($msg))
. "`) VALUES ('" . implode("', '", array_values($msg)) . "')" );
// send email notification if requested.
require_once('bbcode.php');
if($importer['notify-flags'] & NOTIFY_MAIL) {
push_lang($importer['language']);
// name of the automated email sender
$msg['notificationfromname'] = t('Administrator');
// noreply address to send from
$msg['notificationfromemail'] = t('noreply') . '@' . $a->get_hostname();
// text version
// process the message body to display properly in text mode
// 1) substitute a \n character for the "\" then "n", so it behaves properly (it doesn't come in as a \n character)
// 2) remove escape slashes
// 3) decode any bbcode from the message editor
// 4) decode any encoded html tags
// 5) remove html tags
$msg['textversion']
= strip_tags(html_entity_decode(bbcode(stripslashes(str_replace(array("\\r\\n", "\\r", "\\n"), "\n",$msg['body']))),ENT_QUOTES,'UTF-8'));
// html version
// process the message body to display properly in text mode
// 1) substitute a <br /> tag for the "\" then "n", so it behaves properly (it doesn't come in as a \n character)
// 2) remove escape slashes
// 3) decode any bbcode from the message editor
// 4) decode any encoded html tags
$msg['htmlversion']
= html_entity_decode(bbcode(stripslashes(str_replace(array("\\r\\n", "\\r","\\n\\n" ,"\\n"), "<br />\n",$msg['body']))));
// load the template for private message notifications
$tpl = get_intltext_template('mail_received_html_body_eml.tpl');
$email_html_body_tpl = replace_macros($tpl,array(
'$username' => $importer['username'],
'$siteName' => $a->config['sitename'], // name of this site
'$siteurl' => $a->get_baseurl(), // descriptive url of this site
'$thumb' => $importer['thumb'], // thumbnail url for sender icon
'$email' => $importer['email'], // email address to send to
'$url' => $importer['url'], // full url for the site
'$from' => $msg['from-name'], // name of the person sending the message
'$title' => stripslashes($msg['title']), // subject of the message
'$htmlversion' => $msg['htmlversion'], // html version of the message
'$mimeboundary' => $msg['mimeboundary'], // mime message divider
'$hostname' => $a->get_hostname() // name of this host
));
// load the template for private message notifications
$tpl = get_intltext_template('mail_received_text_body_eml.tpl');
$email_text_body_tpl = replace_macros($tpl,array(
'$username' => $importer['username'],
'$siteName' => $a->config['sitename'], // name of this site
'$siteurl' => $a->get_baseurl(), // descriptive url of this site
'$thumb' => $importer['thumb'], // thumbnail url for sender icon
'$email' => $importer['email'], // email address to send to
'$url' => $importer['url'], // full url for the site
'$from' => $msg['from-name'], // name of the person sending the message
'$title' => stripslashes($msg['title']), // subject of the message
'$textversion' => $msg['textversion'], // text version of the message
'$mimeboundary' => $msg['mimeboundary'], // mime message divider
'$hostname' => $a->get_hostname() // name of this host
));
// use the EmailNotification library to send the message
require_once("include/EmailNotification.php");
EmailNotification::sendTextHtmlEmail(
$msg['notificationfromname'],
$msg['notificationfromemail'],
$msg['notificationfromemail'],
$importer['email'],
t('New mail received at ') . $a->config['sitename'],
$email_html_body_tpl,
$email_text_body_tpl
);
pop_lang();
}
xml_status(0);
// NOTREACHED
}
logger('dfrn_notify: feed item count = ' . $feed->get_item_quantity());
// process any deleted entries
$del_entries = $feed->get_feed_tags(NAMESPACE_TOMB, 'deleted-entry');
if(is_array($del_entries) && count($del_entries)) {
foreach($del_entries as $dentry) {
$deleted = false;
if(isset($dentry['attribs']['']['ref'])) {
$uri = $dentry['attribs']['']['ref'];
$deleted = true;
if(isset($dentry['attribs']['']['when'])) {
$when = $dentry['attribs']['']['when'];
$when = datetime_convert('UTC','UTC', $when, 'Y-m-d H:i:s');
}
else
$when = datetime_convert('UTC','UTC','now','Y-m-d H:i:s');
}
if($deleted) {
$r = q("SELECT * FROM `item` WHERE `uri` = '%s' AND `uid` = %d AND `contact-id` = %d LIMIT 1",
dbesc($uri),
intval($importer['importer_uid']),
intval($importer['id'])
);
if(count($r)) {
$item = $r[0];
if(! $item['deleted'])
logger('dfrn_notify: deleting item ' . $item['id'] . ' uri=' . $item['uri'], LOGGER_DEBUG);
if($item['uri'] == $item['parent-uri']) {
$r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s'
WHERE `parent-uri` = '%s' AND `uid` = %d",
dbesc($when),
dbesc(datetime_convert()),
dbesc($item['uri']),
intval($importer['importer_uid'])
);
}
else {
$r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s'
WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
dbesc($when),
dbesc(datetime_convert()),
dbesc($uri),
intval($importer['importer_uid'])
);
if($item['last-child']) {
// ensure that last-child is set in case the comment that had it just got wiped.
q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
dbesc(datetime_convert()),
dbesc($item['parent-uri']),
intval($item['uid'])
);
// who is the last child now?
$r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `uid` = %d
ORDER BY `created` DESC LIMIT 1",
dbesc($item['parent-uri']),
intval($importer['importer_uid'])
);
if(count($r)) {
q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
intval($r[0]['id'])
);
}
}
}
}
}
}
}
foreach($feed->get_items() as $item) {
$is_reply = false;
$item_id = $item->get_id();
$rawthread = $item->get_item_tags( NAMESPACE_THREAD, 'in-reply-to');
if(isset($rawthread[0]['attribs']['']['ref'])) {
$is_reply = true;
$parent_uri = $rawthread[0]['attribs']['']['ref'];
}
if($is_reply) {
// was the top-level post for this reply written by somebody on this site?
// Specifically, the recipient?
$r = q("select `item`.`id`, `contact`.`name`, `contact`.`url`, `contact`.`thumb` from `item`
LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
WHERE `contact`.`self` = 1 AND `item`.`wall` = 1 AND `item`.`uri` = '%s' AND `item`.`uid` = %d LIMIT 1",
dbesc($parent_uri),
intval($importer['importer_uid'])
);
if($r && count($r)) {
logger('dfrn_notify: received remote comment');
$is_like = false;
// remote reply to our post. Import and then notify everybody else.
$datarray = get_atom_elements($feed,$item);
$datarray['type'] = 'remote-comment';
$datarray['wall'] = 1;
$datarray['parent-uri'] = $parent_uri;
$datarray['uid'] = $importer['importer_uid'];
$datarray['owner-name'] = $r[0]['name'];
$datarray['owner-link'] = $r[0]['url'];
$datarray['owner-avatar'] = $r[0]['thumb'];
$datarray['contact-id'] = $importer['id'];
if(($datarray['verb'] == ACTIVITY_LIKE) || ($datarray['verb'] == ACTIVITY_DISLIKE)) {
$is_like = true;
$datarray['type'] = 'activity';
$datarray['gravity'] = GRAVITY_LIKE;
$datarray['last-child'] = 0;
}
$posted_id = item_store($datarray);
$parent = 0;
if($posted_id) {
$r = q("SELECT `parent` FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
intval($posted_id),
intval($importer['importer_uid'])
);
if(count($r))
$parent = $r[0]['parent'];
if(! $is_like) {
$r1 = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `uid` = %d AND `parent` = %d",
dbesc(datetime_convert()),
intval($importer['importer_uid']),
intval($r[0]['parent'])
);
$r2 = q("UPDATE `item` SET `last-child` = 1, `changed` = '%s' WHERE `uid` = %d AND `id` = %d LIMIT 1",
dbesc(datetime_convert()),
intval($importer['importer_uid']),
intval($posted_id)
);
}
if($posted_id && $parent) {
proc_run('php',"include/notifier.php","comment-import","$posted_id");
if((! $is_like) && ($importer['notify-flags'] & NOTIFY_COMMENT) && (! $importer['self'])) {
push_lang($importer['language']);
require_once('bbcode.php');
$from = stripslashes($datarray['author-name']);
// name of the automated email sender
$msg['notificationfromname'] = stripslashes($datarray['author-name']);;
// noreply address to send from
$msg['notificationfromemail'] = t('noreply') . '@' . $a->get_hostname();
// text version
// process the message body to display properly in text mode
$msg['textversion']
= html_entity_decode(strip_tags(bbcode(stripslashes($datarray['body']))), ENT_QUOTES, 'UTF-8');
// html version
// process the message body to display properly in text mode
$msg['htmlversion']
= html_entity_decode(bbcode(stripslashes(str_replace(array("\\r\\n", "\\r","\\n\\n" ,"\\n"), "<br />\n",$datarray['body']))));
$imgtouse = ((link_compare($datarray['author-link'],$importer['url'])) ? $importer['thumb'] : $datarray['author-avatar']);
// load the template for private message notifications
$tpl = get_intltext_template('cmnt_received_html_body_eml.tpl');
$email_html_body_tpl = replace_macros($tpl,array(
'$username' => $importer['username'],
'$sitename' => $a->config['sitename'], // name of this site
'$siteurl' => $a->get_baseurl(), // descriptive url of this site
'$thumb' => $imgtouse, // thumbnail url for sender icon
'$email' => $importer['email'], // email address to send to
'$url' => $datarray['author-link'], // full url for the site
'$from' => $from, // name of the person sending the message
'$body' => $msg['htmlversion'], // html version of the message
'$display' => $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $posted_id,
));
// load the template for private message notifications
$tpl = get_intltext_template('cmnt_received_text_body_eml.tpl');
$email_text_body_tpl = replace_macros($tpl,array(
'$username' => $importer['username'],
'$sitename' => $a->config['sitename'], // name of this site
'$siteurl' => $a->get_baseurl(), // descriptive url of this site
'$thumb' => $imgtouse, // thumbnail url for sender icon
'$email' => $importer['email'], // email address to send to
'$url' => $datarray['author-link'], // full url for the site
'$from' => $from, // name of the person sending the message
'$body' => $msg['textversion'], // text version of the message
'$display' => $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $posted_id,
));
// use the EmailNotification library to send the message
require_once("include/EmailNotification.php");
EmailNotification::sendTextHtmlEmail(
$msg['notificationfromname'],
t("Administrator") . '@' . $a->get_hostname(),
t("noreply") . '@' . $a->get_hostname(),
$importer['email'],
sprintf( t('%s commented on an item at %s'), $from , $a->config['sitename']),
$email_html_body_tpl,
$email_text_body_tpl
);
pop_lang();
}
}
xml_status(0);
// NOTREACHED
}
}
else {
// regular comment that is part of this total conversation. Have we seen it? If not, import it.
$item_id = $item->get_id();
$datarray = get_atom_elements($feed,$item);
$r = q("SELECT `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
dbesc($item_id),
intval($importer['importer_uid'])
);
// Update content if 'updated' changes
if(count($r)) {
if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) {
$r = q("UPDATE `item` SET `body` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
dbesc($datarray['body']),
dbesc(datetime_convert('UTC','UTC',$datarray['edited'])),
dbesc($item_id),
intval($importer['importer_uid'])
);
}
// update last-child if it changes
$allow = $item->get_item_tags( NAMESPACE_DFRN, 'comment-allow');
if(($allow) && ($allow[0]['data'] != $r[0]['last-child'])) {
$r = q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d",
dbesc(datetime_convert()),
dbesc($parent_uri),
intval($importer['importer_uid'])
);
$r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
intval($allow[0]['data']),
dbesc(datetime_convert()),
dbesc($item_id),
intval($importer['importer_uid'])
);
}
continue;
}
$datarray['parent-uri'] = $parent_uri;
$datarray['uid'] = $importer['importer_uid'];
$datarray['contact-id'] = $importer['id'];
if(($datarray['verb'] == ACTIVITY_LIKE) || ($datarray['verb'] == ACTIVITY_DISLIKE)) {
$datarray['type'] = 'activity';
$datarray['gravity'] = GRAVITY_LIKE;
}
$posted_id = item_store($datarray);
// find out if our user is involved in this conversation and wants to be notified.
if(($datarray['type'] != 'activity') && ($importer['notify-flags'] & NOTIFY_COMMENT)) {
$myconv = q("SELECT `author-link`, `author-avatar` FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d AND `parent` != 0 ",
dbesc($parent_uri),
intval($importer['importer_uid'])
);
if(count($myconv)) {
$importer_url = $a->get_baseurl() . '/profile/' . $importer['nickname'];
foreach($myconv as $conv) {
if(! link_compare($conv['author-link'],$importer_url))
continue;
push_lang($importer['language']);
require_once('bbcode.php');
$from = stripslashes($datarray['author-name']);
// name of the automated email sender
$msg['notificationfromname'] = stripslashes($datarray['author-name']);;
// noreply address to send from
$msg['notificationfromemail'] = t('noreply') . '@' . $a->get_hostname();
// text version
// process the message body to display properly in text mode
$msg['textversion']
= html_entity_decode(strip_tags(bbcode(stripslashes($datarray['body']))), ENT_QUOTES, 'UTF-8');
// html version
// process the message body to display properly in text mode
$msg['htmlversion']
= html_entity_decode(bbcode(stripslashes(str_replace(array("\\r\\n", "\\r","\\n\\n" ,"\\n"), "<br />\n",$datarray['body']))));
$imgtouse = ((link_compare($datarray['author-link'],$importer['url'])) ? $importer['thumb'] : $datarray['author-avatar']);
// load the template for private message notifications
$tpl = get_intltext_template('cmnt_received_html_body_eml.tpl');
$email_html_body_tpl = replace_macros($tpl,array(
'$username' => $importer['username'],
'$sitename' => $a->config['sitename'], // name of this site
'$siteurl' => $a->get_baseurl(), // descriptive url of this site
'$thumb' => $imgtouse, // thumbnail url for sender icon
'$url' => $datarray['author-link'], // full url for the site
'$from' => $from, // name of the person sending the message
'$body' => $msg['htmlversion'], // html version of the message
'$display' => $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $posted_id,
));
// load the template for private message notifications
$tpl = get_intltext_template('cmnt_received_text_body_eml.tpl');
$email_text_body_tpl = replace_macros($tpl,array(
'$username' => $importer['username'],
'$sitename' => $a->config['sitename'], // name of this site
'$siteurl' => $a->get_baseurl(), // descriptive url of this site
'$thumb' => $imgtouse, // thumbnail url for sender icon
'$url' => $datarray['author-link'], // full url for the site
'$from' => $from, // name of the person sending the message
'$body' => $msg['textversion'], // text version of the message
'$display' => $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $posted_id,
));
// use the EmailNotification library to send the message
require_once("include/EmailNotification.php");
EmailNotification::sendTextHtmlEmail(
$msg['notificationfromname'],
t("Administrator@") . $a->get_hostname(),
t("noreply") . '@' . $a->get_hostname(),
$importer['email'],
sprintf( t('%s commented on an item at %s'), $from , $a->config['sitename']),
$email_html_body_tpl,
$email_text_body_tpl
);
pop_lang();
break;
}
}
}
continue;
}
}
else {
// Head post of a conversation. Have we seen it? If not, import it.
$item_id = $item->get_id();
$datarray = get_atom_elements($feed,$item);
if((x($datarray,'object-type')) && ($datarray['object-type'] === ACTIVITY_OBJ_EVENT)) {
$ev = bbtoevent($datarray['body']);
if(x($ev,'desc') && x($ev,'start')) {
$ev['cid'] = $importer['id'];
$ev['uid'] = $importer['uid'];
$ev['uri'] = $item_id;
$ev['edited'] = $datarray['edited'];
$ev['private'] = $datarray['private'];
$r = q("SELECT * FROM `event` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
dbesc($item_id),
intval($importer['uid'])
);
if(count($r))
$ev['id'] = $r[0]['id'];
$xyz = event_store($ev);
continue;
}
}
$r = q("SELECT `uid`, `last-child`, `edited`, `body` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
dbesc($item_id),
intval($importer['importer_uid'])
);
// Update content if 'updated' changes
if(count($r)) {
if((x($datarray,'edited') !== false) && (datetime_convert('UTC','UTC',$datarray['edited']) !== $r[0]['edited'])) {
$r = q("UPDATE `item` SET `body` = '%s', `edited` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
dbesc($datarray['body']),
dbesc(datetime_convert('UTC','UTC',$datarray['edited'])),
dbesc($item_id),
intval($importer['importer_uid'])
);
}
// update last-child if it changes
$allow = $item->get_item_tags( NAMESPACE_DFRN, 'comment-allow');
if($allow && $allow[0]['data'] != $r[0]['last-child']) {
$r = q("UPDATE `item` SET `last-child` = %d , `changed` = '%s' WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
intval($allow[0]['data']),
dbesc(datetime_convert()),
dbesc($item_id),
intval($importer['importer_uid'])
);
}
continue;
}
// This is my contact on another system, but it's really me.
// Turn this into a wall post.
if($contact['remote_self'])
$datarray['wall'] = 1;
$datarray['parent-uri'] = $item_id;
$datarray['uid'] = $importer['importer_uid'];
$datarray['contact-id'] = $importer['id'];
$r = item_store($datarray);
continue;
}
}
xml_status(0);
// NOTREACHED
}
function dfrn_notify_content(&$a) {
if(x($_GET,'dfrn_id')) {
// initial communication from external contact, $direction is their direction.
// If this is a duplex communication, ours will be the opposite.
$dfrn_id = notags(trim($_GET['dfrn_id']));
$dfrn_version = (float) $_GET['dfrn_version'];
logger('dfrn_notify: new notification dfrn_id=' . $dfrn_id);
$direction = (-1);
if(strpos($dfrn_id,':') == 1) {
$direction = intval(substr($dfrn_id,0,1));
$dfrn_id = substr($dfrn_id,2);
}
$hash = random_string();
$status = 0;
$r = q("DELETE FROM `challenge` WHERE `expire` < " . intval(time()));
$r = q("INSERT INTO `challenge` ( `challenge`, `dfrn-id`, `expire` )
VALUES( '%s', '%s', %d ) ",
dbesc($hash),
dbesc($dfrn_id),
intval(time() + 90 )
);
logger('dfrn_notify: challenge=' . $hash, LOGGER_DEBUG );
$sql_extra = '';
switch($direction) {
case (-1):
$sql_extra = sprintf(" AND ( `issued-id` = '%s' OR `dfrn-id` = '%s' ) ", dbesc($dfrn_id), dbesc($dfrn_id));
$my_id = $dfrn_id;
break;
case 0:
$sql_extra = sprintf(" AND `issued-id` = '%s' AND `duplex` = 1 ", dbesc($dfrn_id));
$my_id = '1:' . $dfrn_id;
break;
case 1:
$sql_extra = sprintf(" AND `dfrn-id` = '%s' AND `duplex` = 1 ", dbesc($dfrn_id));
$my_id = '0:' . $dfrn_id;
break;
default:
$status = 1;
break; // NOTREACHED
}
$r = q("SELECT `contact`.*, `user`.`nickname` FROM `contact` LEFT JOIN `user` ON `user`.`uid` = `contact`.`uid`
WHERE `contact`.`blocked` = 0 AND `contact`.`pending` = 0 AND `user`.`nickname` = '%s'
AND `user`.`account_expired` = 0 $sql_extra LIMIT 1",
dbesc($a->argv[1])
);
if(! count($r))
$status = 1;
$challenge = '';
$encrypted_id = '';
$id_str = $my_id . '.' . mt_rand(1000,9999);
$prv_key = trim($r[0]['prvkey']);
$pub_key = trim($r[0]['pubkey']);
$dplx = intval($r[0]['duplex']);
if((($dplx) && (strlen($prv_key))) || ((strlen($prv_key)) && (!(strlen($pub_key))))) {
openssl_private_encrypt($hash,$challenge,$prv_key);
openssl_private_encrypt($id_str,$encrypted_id,$prv_key);
}
elseif(strlen($pub_key)) {
openssl_public_encrypt($hash,$challenge,$pub_key);
openssl_public_encrypt($id_str,$encrypted_id,$pub_key);
}
else
$status = 1;
$challenge = bin2hex($challenge);
$encrypted_id = bin2hex($encrypted_id);
$rino = ((function_exists('mcrypt_encrypt')) ? 1 : 0);
$rino_enable = get_config('system','rino_encrypt');
if(! $rino_enable)
$rino = 0;
header("Content-type: text/xml");
echo '<?xml version="1.0" encoding="UTF-8"?>' . "\r\n"
. '<dfrn_notify>' . "\r\n"
. "\t" . '<status>' . $status . '</status>' . "\r\n"
. "\t" . '<dfrn_version>' . DFRN_PROTOCOL_VERSION . '</dfrn_version>' . "\r\n"
. "\t" . '<rino>' . $rino . '</rino>' . "\r\n"
. "\t" . '<dfrn_id>' . $encrypted_id . '</dfrn_id>' . "\r\n"
. "\t" . '<challenge>' . $challenge . '</challenge>' . "\r\n"
. '</dfrn_notify>' . "\r\n" ;
killme();
}
}
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