friendica/src/Worker/OnePoll.php

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PHP
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<?php
/**
* @file src/Worker/OnePoll.php
*/
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namespace Friendica\Worker;
use Friendica\Core\Config;
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use Friendica\Core\Logger;
use Friendica\Core\Protocol;
use Friendica\Database\DBA;
use Friendica\DI;
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use Friendica\Model\Contact;
use Friendica\Model\Item;
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use Friendica\Model\User;
use Friendica\Protocol\Activity;
use Friendica\Protocol\ActivityPub;
use Friendica\Protocol\Email;
use Friendica\Protocol\PortableContact;
use Friendica\Util\DateTimeFormat;
use Friendica\Util\Network;
use Friendica\Util\Strings;
use Friendica\Util\XML;
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class OnePoll
{
public static function execute($contact_id = 0, $command = '')
{
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Logger::log('Start for contact ' . $contact_id);
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$force = false;
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if ($command == "force") {
$force = true;
}
if (!$contact_id) {
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Logger::log('no contact');
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return;
}
Contact::updateFromProbe($contact_id, '', $force);
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$contact = DBA::selectFirst('contact', [], ['id' => $contact_id]);
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if (!DBA::isResult($contact)) {
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Logger::log('Contact not found or cannot be used.');
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return;
}
// Special treatment for wrongly detected local contacts
if (!$force && ($contact['network'] != Protocol::DFRN) && Contact::isLocalById($contact_id)) {
Contact::updateFromProbe($contact_id, Protocol::DFRN, true);
$contact = DBA::selectFirst('contact', [], ['id' => $contact_id]);
}
if (($contact['network'] == Protocol::DFRN) && !Contact::isLegacyDFRNContact($contact)) {
$protocol = Protocol::ACTIVITYPUB;
} else {
$protocol = $contact['network'];
}
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$importer_uid = $contact['uid'];
$updated = DateTimeFormat::utcNow();
if ($importer_uid == 0) {
Logger::log('Ignore public contacts');
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// set the last-update so we don't keep polling
DBA::update('contact', ['last-update' => $updated], ['id' => $contact['id']]);
return;
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}
// Possibly switch the remote contact to AP
if ($protocol === Protocol::OSTATUS) {
ActivityPub\Receiver::switchContact($contact['id'], $importer_uid, $contact['url']);
$contact = DBA::selectFirst('contact', [], ['id' => $contact_id]);
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}
// load current friends if possible.
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if (!empty($contact['poco']) && ($contact['success_update'] > $contact['failure_update'])) {
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if (!DBA::exists('glink', ["`cid` = ? AND updated > UTC_TIMESTAMP() - INTERVAL 1 DAY", $contact['id']])) {
PortableContact::loadWorker($contact['id'], $importer_uid, 0, $contact['poco']);
}
}
// Don't poll if polling is deactivated (But we poll feeds and mails anyway)
if (!in_array($protocol, [Protocol::FEED, Protocol::MAIL]) && Config::get('system', 'disable_polling')) {
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Logger::log('Polling is disabled');
// set the last-update so we don't keep polling
DBA::update('contact', ['last-update' => $updated], ['id' => $contact['id']]);
return;
}
// We don't poll AP contacts by now
if ($protocol === Protocol::ACTIVITYPUB) {
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Logger::log("Don't poll AP contact");
// set the last-update so we don't keep polling
DBA::update('contact', ['last-update' => $updated], ['id' => $contact['id']]);
return;
}
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$importer = User::getOwnerDataById($importer_uid);
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if (empty($importer)) {
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Logger::log('No self contact for user '.$importer_uid);
// set the last-update so we don't keep polling
DBA::update('contact', ['last-update' => $updated], ['id' => $contact['id']]);
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return;
}
$url = '';
$xml = false;
if ($contact['subhub']) {
$poll_interval = Config::get('system', 'pushpoll_frequency', 3);
$contact['priority'] = intval($poll_interval);
$hub_update = false;
if (DateTimeFormat::utcNow() > DateTimeFormat::utc($contact['last-update'] . " + 1 day")) {
$hub_update = true;
}
} else {
$hub_update = false;
}
Logger::log("poll: ({$protocol}-{$contact['id']}) IMPORTER: {$importer['name']}, CONTACT: {$contact['name']}");
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$xml = '';
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if ($protocol === Protocol::DFRN) {
$xml = self::pollDFRN($contact, $updated);
} elseif (($protocol === Protocol::OSTATUS)
|| ($protocol === Protocol::DIASPORA)
|| ($protocol === Protocol::FEED)) {
$xml = self::pollFeed($contact, $protocol, $updated);
} elseif ($protocol === Protocol::MAIL) {
self::pollMail($contact, $importer_uid, $updated);
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}
if (!empty($xml)) {
Logger::log('received xml : ' . $xml, Logger::DATA);
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if (!strstr($xml, '<')) {
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Logger::log('post_handshake: response from ' . $url . ' did not contain XML.');
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$fields = ['last-update' => $updated, 'failure_update' => $updated];
self::updateContact($contact, $fields);
Contact::markForArchival($contact);
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return;
}
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Logger::log("Consume feed of contact ".$contact['id']);
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consume_feed($xml, $importer, $contact, $hub);
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// do it a second time for DFRN so that any children find their parents.
if ($protocol === Protocol::DFRN) {
consume_feed($xml, $importer, $contact, $hub);
}
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$hubmode = 'subscribe';
if ($protocol === Protocol::DFRN || $contact['blocked']) {
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$hubmode = 'unsubscribe';
}
if (($protocol === Protocol::OSTATUS || $protocol == Protocol::FEED) && (! $contact['hub-verify'])) {
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$hub_update = true;
}
if ($force) {
$hub_update = true;
}
Logger::log("Contact ".$contact['id']." returned hub: ".$hub." Network: ".$protocol." Relation: ".$contact['rel']." Update: ".$hub_update);
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if (strlen($hub) && $hub_update && (($contact['rel'] != Contact::FOLLOWER) || $protocol == Protocol::FEED)) {
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Logger::log('hub ' . $hubmode . ' : ' . $hub . ' contact name : ' . $contact['name'] . ' local user : ' . $importer['name']);
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$hubs = explode(',', $hub);
Cleanups: isResult() more used, readability improved (#5608) * [diaspora]: Maybe SimpleXMLElement is the right type-hint? * Changes proposed + pre-renaming: - pre-renamed $db -> $connection - added TODOs for not allowing bad method invocations (there is a BadMethodCallException in SPL) * If no record is found, below $r[0] will fail with a E_NOTICE and the code doesn't behave as expected. * Ops, one more left ... * Continued: - added documentation for Contact::updateSslPolicy() method - added type-hint for $contact of same method - empty lines added + TODO where the bug origins that $item has no element 'body' * Added empty lines for better readability * Cleaned up: - no more x() (deprecated) usage but empty() instead - fixed mixing of space/tab indending - merged else/if block goether in elseif() (lesser nested code blocks) * Re-fixed DBM -> DBA switch * Fixes/rewrites: - use empty()/isset() instead of deprecated x() - merged 2 nested if() blocks into one - avoided nested if() block inside else block by rewriting it to elseif() - $contact_id is an integer, let's test on > 0 here - added a lot spaces and some empty lines for better readability * Rewrite: - moved all CONTACT_* constants from boot.php to Contact class * CR request: - renamed Contact::CONTACT_IS_* -> Contact::* ;-) * Rewrites: - moved PAGE_* to Friendica\Model\Profile class - fixed mixure with "Contact::* rewrite" * Ops, one still there (return is no function) * Rewrite to Proxy class: - introduced new Friendica\Network\Proxy class for in exchange of proxy_*() functions - moved also all PROXY_* constants there as Proxy::* - removed now no longer needed mod/proxy.php loading as composer's auto-load will do this for us - renamed those proxy_*() functions to better names: + proxy_init() -> Proxy::init() (public) + proxy_url() -> Proxy::proxifyUrl() (public) + proxy_parse_html() -> Proxy::proxifyHtml() (public) + proxy_is_local_image() -> Proxy::isLocalImage() (private) + proxy_parse_query() -> Proxy::parseQuery() (private) + proxy_img_cb() -> Proxy::replaceUrl() (private) * CR request: - moved all PAGE_* constants to Friendica\Model\Contact class - fixed all references of both classes * Ops, need to set $a here ... * CR request: - moved Proxy class to Friendica\Module - extended BaseModule * Ops, no need for own instance of $a when self::getApp() is around. * Proxy-rewrite: - proxy_url() and proxy_parse_html() are both non-module functions (now methods) - so they must be splitted into a seperate class - also the SIZE_* and DEFAULT_TIME constants are both not relevant to module * No instances from utility classes * Fixed error: - proxify*() is now located in `Friendica\Util\ProxyUtils` * Moved back to original place, ops? How did they move here? Well, it was not intended by me. * Removed duplicate (left-over from split) constants and static array. Thank to MrPetovan finding it. * Renamed ProxyUtils -> Proxy and aliased it back to ProxyUtils. * Rewrite: - stopped using deprecated NETWORK_* constants, now Protocol::* should be used - still left them intact for slow/lazy developers ... * Ops, was added accidentally ... * Ops, why these wrong moves? * Ops, one to much (thanks to MrPetovan) * Ops, wrong moving ... * moved back to original place ... * spaces added * empty lines add for better readability. * convertered spaces -> tab for code indenting. * CR request: Add space between if and brace. * CR requests fixed + move reverted - ops, src/Module/*.php has been moved to src/Network/ accidentally - reverted some parts in src/Database/DBA.php as pointed out by Annando - removed internal TODO items - added some spaces for better readability
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if (count($hubs)) {
foreach ($hubs as $h) {
$h = trim($h);
Cleanups: isResult() more used, readability improved (#5608) * [diaspora]: Maybe SimpleXMLElement is the right type-hint? * Changes proposed + pre-renaming: - pre-renamed $db -> $connection - added TODOs for not allowing bad method invocations (there is a BadMethodCallException in SPL) * If no record is found, below $r[0] will fail with a E_NOTICE and the code doesn't behave as expected. * Ops, one more left ... * Continued: - added documentation for Contact::updateSslPolicy() method - added type-hint for $contact of same method - empty lines added + TODO where the bug origins that $item has no element 'body' * Added empty lines for better readability * Cleaned up: - no more x() (deprecated) usage but empty() instead - fixed mixing of space/tab indending - merged else/if block goether in elseif() (lesser nested code blocks) * Re-fixed DBM -> DBA switch * Fixes/rewrites: - use empty()/isset() instead of deprecated x() - merged 2 nested if() blocks into one - avoided nested if() block inside else block by rewriting it to elseif() - $contact_id is an integer, let's test on > 0 here - added a lot spaces and some empty lines for better readability * Rewrite: - moved all CONTACT_* constants from boot.php to Contact class * CR request: - renamed Contact::CONTACT_IS_* -> Contact::* ;-) * Rewrites: - moved PAGE_* to Friendica\Model\Profile class - fixed mixure with "Contact::* rewrite" * Ops, one still there (return is no function) * Rewrite to Proxy class: - introduced new Friendica\Network\Proxy class for in exchange of proxy_*() functions - moved also all PROXY_* constants there as Proxy::* - removed now no longer needed mod/proxy.php loading as composer's auto-load will do this for us - renamed those proxy_*() functions to better names: + proxy_init() -> Proxy::init() (public) + proxy_url() -> Proxy::proxifyUrl() (public) + proxy_parse_html() -> Proxy::proxifyHtml() (public) + proxy_is_local_image() -> Proxy::isLocalImage() (private) + proxy_parse_query() -> Proxy::parseQuery() (private) + proxy_img_cb() -> Proxy::replaceUrl() (private) * CR request: - moved all PAGE_* constants to Friendica\Model\Contact class - fixed all references of both classes * Ops, need to set $a here ... * CR request: - moved Proxy class to Friendica\Module - extended BaseModule * Ops, no need for own instance of $a when self::getApp() is around. * Proxy-rewrite: - proxy_url() and proxy_parse_html() are both non-module functions (now methods) - so they must be splitted into a seperate class - also the SIZE_* and DEFAULT_TIME constants are both not relevant to module * No instances from utility classes * Fixed error: - proxify*() is now located in `Friendica\Util\ProxyUtils` * Moved back to original place, ops? How did they move here? Well, it was not intended by me. * Removed duplicate (left-over from split) constants and static array. Thank to MrPetovan finding it. * Renamed ProxyUtils -> Proxy and aliased it back to ProxyUtils. * Rewrite: - stopped using deprecated NETWORK_* constants, now Protocol::* should be used - still left them intact for slow/lazy developers ... * Ops, was added accidentally ... * Ops, why these wrong moves? * Ops, one to much (thanks to MrPetovan) * Ops, wrong moving ... * moved back to original place ... * spaces added * empty lines add for better readability. * convertered spaces -> tab for code indenting. * CR request: Add space between if and brace. * CR requests fixed + move reverted - ops, src/Module/*.php has been moved to src/Network/ accidentally - reverted some parts in src/Database/DBA.php as pointed out by Annando - removed internal TODO items - added some spaces for better readability
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if (!strlen($h)) {
continue;
}
Cleanups: isResult() more used, readability improved (#5608) * [diaspora]: Maybe SimpleXMLElement is the right type-hint? * Changes proposed + pre-renaming: - pre-renamed $db -> $connection - added TODOs for not allowing bad method invocations (there is a BadMethodCallException in SPL) * If no record is found, below $r[0] will fail with a E_NOTICE and the code doesn't behave as expected. * Ops, one more left ... * Continued: - added documentation for Contact::updateSslPolicy() method - added type-hint for $contact of same method - empty lines added + TODO where the bug origins that $item has no element 'body' * Added empty lines for better readability * Cleaned up: - no more x() (deprecated) usage but empty() instead - fixed mixing of space/tab indending - merged else/if block goether in elseif() (lesser nested code blocks) * Re-fixed DBM -> DBA switch * Fixes/rewrites: - use empty()/isset() instead of deprecated x() - merged 2 nested if() blocks into one - avoided nested if() block inside else block by rewriting it to elseif() - $contact_id is an integer, let's test on > 0 here - added a lot spaces and some empty lines for better readability * Rewrite: - moved all CONTACT_* constants from boot.php to Contact class * CR request: - renamed Contact::CONTACT_IS_* -> Contact::* ;-) * Rewrites: - moved PAGE_* to Friendica\Model\Profile class - fixed mixure with "Contact::* rewrite" * Ops, one still there (return is no function) * Rewrite to Proxy class: - introduced new Friendica\Network\Proxy class for in exchange of proxy_*() functions - moved also all PROXY_* constants there as Proxy::* - removed now no longer needed mod/proxy.php loading as composer's auto-load will do this for us - renamed those proxy_*() functions to better names: + proxy_init() -> Proxy::init() (public) + proxy_url() -> Proxy::proxifyUrl() (public) + proxy_parse_html() -> Proxy::proxifyHtml() (public) + proxy_is_local_image() -> Proxy::isLocalImage() (private) + proxy_parse_query() -> Proxy::parseQuery() (private) + proxy_img_cb() -> Proxy::replaceUrl() (private) * CR request: - moved all PAGE_* constants to Friendica\Model\Contact class - fixed all references of both classes * Ops, need to set $a here ... * CR request: - moved Proxy class to Friendica\Module - extended BaseModule * Ops, no need for own instance of $a when self::getApp() is around. * Proxy-rewrite: - proxy_url() and proxy_parse_html() are both non-module functions (now methods) - so they must be splitted into a seperate class - also the SIZE_* and DEFAULT_TIME constants are both not relevant to module * No instances from utility classes * Fixed error: - proxify*() is now located in `Friendica\Util\ProxyUtils` * Moved back to original place, ops? How did they move here? Well, it was not intended by me. * Removed duplicate (left-over from split) constants and static array. Thank to MrPetovan finding it. * Renamed ProxyUtils -> Proxy and aliased it back to ProxyUtils. * Rewrite: - stopped using deprecated NETWORK_* constants, now Protocol::* should be used - still left them intact for slow/lazy developers ... * Ops, was added accidentally ... * Ops, why these wrong moves? * Ops, one to much (thanks to MrPetovan) * Ops, wrong moving ... * moved back to original place ... * spaces added * empty lines add for better readability. * convertered spaces -> tab for code indenting. * CR request: Add space between if and brace. * CR requests fixed + move reverted - ops, src/Module/*.php has been moved to src/Network/ accidentally - reverted some parts in src/Database/DBA.php as pointed out by Annando - removed internal TODO items - added some spaces for better readability
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subscribe_to_hub($h, $importer, $contact, $hubmode);
}
}
}
self::updateContact($contact, ['last-update' => $updated, 'success_update' => $updated]);
Contact::unmarkForArchival($contact);
} elseif (in_array($contact["network"], [Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS, Protocol::FEED])) {
self::updateContact($contact, ['last-update' => $updated, 'failure_update' => $updated]);
Contact::markForArchival($contact);
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} else {
self::updateContact($contact, ['last-update' => $updated]);
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}
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Logger::log('End');
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return;
}
private static function RemoveReply($subject)
{
while (in_array(strtolower(substr($subject, 0, 3)), ["re:", "aw:"])) {
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$subject = trim(substr($subject, 4));
}
return $subject;
}
/**
* @brief Updates a personal contact entry and the public contact entry
*
* @param array $contact The personal contact entry
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* @param array $fields The fields that are updated
* @throws \Exception
*/
Cleanups: isResult() more used, readability improved (#5608) * [diaspora]: Maybe SimpleXMLElement is the right type-hint? * Changes proposed + pre-renaming: - pre-renamed $db -> $connection - added TODOs for not allowing bad method invocations (there is a BadMethodCallException in SPL) * If no record is found, below $r[0] will fail with a E_NOTICE and the code doesn't behave as expected. * Ops, one more left ... * Continued: - added documentation for Contact::updateSslPolicy() method - added type-hint for $contact of same method - empty lines added + TODO where the bug origins that $item has no element 'body' * Added empty lines for better readability * Cleaned up: - no more x() (deprecated) usage but empty() instead - fixed mixing of space/tab indending - merged else/if block goether in elseif() (lesser nested code blocks) * Re-fixed DBM -> DBA switch * Fixes/rewrites: - use empty()/isset() instead of deprecated x() - merged 2 nested if() blocks into one - avoided nested if() block inside else block by rewriting it to elseif() - $contact_id is an integer, let's test on > 0 here - added a lot spaces and some empty lines for better readability * Rewrite: - moved all CONTACT_* constants from boot.php to Contact class * CR request: - renamed Contact::CONTACT_IS_* -> Contact::* ;-) * Rewrites: - moved PAGE_* to Friendica\Model\Profile class - fixed mixure with "Contact::* rewrite" * Ops, one still there (return is no function) * Rewrite to Proxy class: - introduced new Friendica\Network\Proxy class for in exchange of proxy_*() functions - moved also all PROXY_* constants there as Proxy::* - removed now no longer needed mod/proxy.php loading as composer's auto-load will do this for us - renamed those proxy_*() functions to better names: + proxy_init() -> Proxy::init() (public) + proxy_url() -> Proxy::proxifyUrl() (public) + proxy_parse_html() -> Proxy::proxifyHtml() (public) + proxy_is_local_image() -> Proxy::isLocalImage() (private) + proxy_parse_query() -> Proxy::parseQuery() (private) + proxy_img_cb() -> Proxy::replaceUrl() (private) * CR request: - moved all PAGE_* constants to Friendica\Model\Contact class - fixed all references of both classes * Ops, need to set $a here ... * CR request: - moved Proxy class to Friendica\Module - extended BaseModule * Ops, no need for own instance of $a when self::getApp() is around. * Proxy-rewrite: - proxy_url() and proxy_parse_html() are both non-module functions (now methods) - so they must be splitted into a seperate class - also the SIZE_* and DEFAULT_TIME constants are both not relevant to module * No instances from utility classes * Fixed error: - proxify*() is now located in `Friendica\Util\ProxyUtils` * Moved back to original place, ops? How did they move here? Well, it was not intended by me. * Removed duplicate (left-over from split) constants and static array. Thank to MrPetovan finding it. * Renamed ProxyUtils -> Proxy and aliased it back to ProxyUtils. * Rewrite: - stopped using deprecated NETWORK_* constants, now Protocol::* should be used - still left them intact for slow/lazy developers ... * Ops, was added accidentally ... * Ops, why these wrong moves? * Ops, one to much (thanks to MrPetovan) * Ops, wrong moving ... * moved back to original place ... * spaces added * empty lines add for better readability. * convertered spaces -> tab for code indenting. * CR request: Add space between if and brace. * CR requests fixed + move reverted - ops, src/Module/*.php has been moved to src/Network/ accidentally - reverted some parts in src/Database/DBA.php as pointed out by Annando - removed internal TODO items - added some spaces for better readability
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private static function updateContact(array $contact, array $fields)
{
DBA::update('contact', $fields, ['id' => $contact['id']]);
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DBA::update('contact', $fields, ['uid' => 0, 'nurl' => $contact['nurl']]);
}
/**
* @brief Poll DFRN contacts
*
* @param array $contact The personal contact entry
* @param string $updated The updated date
* @return string polled XML
* @throws \Exception
*/
private static function pollDFRN(array $contact, $updated)
{
$idtosend = $orig_id = (($contact['dfrn-id']) ? $contact['dfrn-id'] : $contact['issued-id']);
if (intval($contact['duplex']) && $contact['dfrn-id']) {
$idtosend = '0:' . $orig_id;
}
if (intval($contact['duplex']) && $contact['issued-id']) {
$idtosend = '1:' . $orig_id;
}
// they have permission to write to us. We already filtered this in the contact query.
$perm = 'rw';
// But this may be our first communication, so set the writable flag if it isn't set already.
if (!intval($contact['writable'])) {
$fields = ['writable' => true];
DBA::update('contact', $fields, ['id' => $contact['id']]);
}
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$last_update = (($contact['last-update'] <= DBA::NULL_DATETIME)
? DateTimeFormat::utc('now - 7 days', DateTimeFormat::ATOM)
: DateTimeFormat::utc($contact['last-update'], DateTimeFormat::ATOM)
);
$url = $contact['poll'] . '?dfrn_id=' . $idtosend
. '&dfrn_version=' . DFRN_PROTOCOL_VERSION
. '&type=data&last_update=' . $last_update
. '&perm=' . $perm;
$curlResult = Network::curl($url);
if (!$curlResult->isSuccess() && ($curlResult->getErrorNumber() == CURLE_OPERATION_TIMEDOUT)) {
// set the last-update so we don't keep polling
self::updateContact($contact, ['last-update' => $updated]);
Contact::markForArchival($contact);
Logger::log('Contact archived');
return false;
}
$handshake_xml = $curlResult->getBody();
$html_code = $curlResult->getReturnCode();
Logger::log('handshake with url ' . $url . ' returns xml: ' . $handshake_xml, Logger::DATA);
if (!strlen($handshake_xml) || ($html_code >= 400) || !$html_code) {
// dead connection - might be a transient event, or this might
// mean the software was uninstalled or the domain expired.
// Will keep trying for one month.
Logger::log("$url appears to be dead - marking for death ");
// set the last-update so we don't keep polling
$fields = ['last-update' => $updated, 'failure_update' => $updated];
self::updateContact($contact, $fields);
Contact::markForArchival($contact);
return false;
}
if (!strstr($handshake_xml, '<')) {
Logger::log('response from ' . $url . ' did not contain XML.');
$fields = ['last-update' => $updated, 'failure_update' => $updated];
self::updateContact($contact, $fields);
Contact::markForArchival($contact);
return false;
}
$res = XML::parseString($handshake_xml);
if (!is_object($res)) {
Logger::info('Unparseable response', ['url' => $url]);
$fields = ['last-update' => $updated, 'failure_update' => $updated];
self::updateContact($contact, $fields);
Contact::markForArchival($contact);
return false;
}
if (intval($res->status) == 1) {
// we may not be friends anymore. Will keep trying for one month.
Logger::log("$url replied status 1 - marking for death ");
// set the last-update so we don't keep polling
$fields = ['last-update' => $updated, 'failure_update' => $updated];
self::updateContact($contact, $fields);
Contact::markForArchival($contact);
} elseif ($contact['term-date'] > DBA::NULL_DATETIME) {
Contact::unmarkForArchival($contact);
}
if ((intval($res->status) != 0) || !strlen($res->challenge) || !strlen($res->dfrn_id)) {
// set the last-update so we don't keep polling
DBA::update('contact', ['last-update' => $updated], ['id' => $contact['id']]);
Logger::log('Contact status is ' . $res->status);
return false;
}
if (((float)$res->dfrn_version > 2.21) && ($contact['poco'] == '')) {
$fields = ['poco' => str_replace('/profile/', '/poco/', $contact['url'])];
DBA::update('contact', $fields, ['id' => $contact['id']]);
}
$postvars = [];
$sent_dfrn_id = hex2bin((string) $res->dfrn_id);
$challenge = hex2bin((string) $res->challenge);
$final_dfrn_id = '';
if ($contact['duplex'] && strlen($contact['prvkey'])) {
openssl_private_decrypt($sent_dfrn_id, $final_dfrn_id, $contact['prvkey']);
openssl_private_decrypt($challenge, $postvars['challenge'], $contact['prvkey']);
} else {
openssl_public_decrypt($sent_dfrn_id, $final_dfrn_id, $contact['pubkey']);
openssl_public_decrypt($challenge, $postvars['challenge'], $contact['pubkey']);
}
$final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.'));
if (strpos($final_dfrn_id, ':') == 1) {
$final_dfrn_id = substr($final_dfrn_id, 2);
}
// There are issues with the legacy DFRN transport layer.
// Since we mostly don't use it anyway, we won't dig into it deeper, but simply ignore it.
if (empty($final_dfrn_id) || empty($orig_id)) {
Logger::log('Contact has got no ID - quitting');
return false;
}
if ($final_dfrn_id != $orig_id) {
// did not decode properly - cannot trust this site
Logger::log('ID did not decode: ' . $contact['id'] . ' orig: ' . $orig_id . ' final: ' . $final_dfrn_id);
// set the last-update so we don't keep polling
DBA::update('contact', ['last-update' => $updated], ['id' => $contact['id']]);
Contact::markForArchival($contact);
return false;
}
$postvars['dfrn_id'] = $idtosend;
$postvars['dfrn_version'] = DFRN_PROTOCOL_VERSION;
$postvars['perm'] = 'rw';
return Network::post($contact['poll'], $postvars)->getBody();
}
/**
* @brief Poll Feed/OStatus contacts
*
* @param array $contact The personal contact entry
* @param string $protocol The used protocol of the contact
* @param string $updated The updated date
* @return string polled XML
* @throws \Exception
*/
private static function pollFeed(array $contact, $protocol, $updated)
{
// Upgrading DB fields from an older Friendica version
// Will only do this once per notify-enabled OStatus contact
// or if relationship changes
$stat_writeable = ((($contact['notify']) && ($contact['rel'] == Contact::FOLLOWER || $contact['rel'] == Contact::FRIEND)) ? 1 : 0);
// Contacts from OStatus are always writable
if ($protocol === Protocol::OSTATUS) {
$stat_writeable = 1;
}
if ($stat_writeable != $contact['writable']) {
$fields = ['writable' => $stat_writeable];
DBA::update('contact', $fields, ['id' => $contact['id']]);
}
// Are we allowed to import from this person?
if ($contact['rel'] == Contact::FOLLOWER || $contact['blocked']) {
// set the last-update so we don't keep polling
DBA::update('contact', ['last-update' => $updated], ['id' => $contact['id']]);
Logger::log('Contact is blocked or only a follower');
return false;
}
$cookiejar = tempnam(get_temppath(), 'cookiejar-onepoll-');
$curlResult = Network::curl($contact['poll'], false, ['cookiejar' => $cookiejar]);
unlink($cookiejar);
if ($curlResult->isTimeout()) {
// set the last-update so we don't keep polling
self::updateContact($contact, ['last-update' => $updated]);
Contact::markForArchival($contact);
Logger::log('Contact archived');
return false;
}
return $curlResult->getBody();
}
/**
* @brief Poll Mail contacts
*
* @param array $contact The personal contact entry
* @param integer $importer_uid The UID of the importer
* @param string $updated The updated date
* @throws \Exception
*/
private static function pollMail(array $contact, $importer_uid, $updated)
{
Logger::log("Mail: Fetching for ".$contact['addr'], Logger::DEBUG);
$mail_disabled = ((function_exists('imap_open') && !Config::get('system', 'imap_disabled')) ? 0 : 1);
if ($mail_disabled) {
// set the last-update so we don't keep polling
self::updateContact($contact, ['last-update' => $updated]);
Contact::markForArchival($contact);
Logger::log('Contact archived');
return;
}
Logger::log("Mail: Enabled", Logger::DEBUG);
$mbox = null;
$user = DBA::selectFirst('user', ['prvkey'], ['uid' => $importer_uid]);
$condition = ["`server` != '' AND `uid` = ?", $importer_uid];
$mailconf = DBA::selectFirst('mailacct', [], $condition);
if (DBA::isResult($user) && DBA::isResult($mailconf)) {
$mailbox = Email::constructMailboxName($mailconf);
$password = '';
openssl_private_decrypt(hex2bin($mailconf['pass']), $password, $user['prvkey']);
$mbox = Email::connect($mailbox, $mailconf['user'], $password);
unset($password);
Logger::log("Mail: Connect to " . $mailconf['user']);
if ($mbox) {
$fields = ['last_check' => $updated];
DBA::update('mailacct', $fields, ['id' => $mailconf['id']]);
Logger::log("Mail: Connected to " . $mailconf['user']);
} else {
Logger::log("Mail: Connection error ".$mailconf['user']." ".print_r(imap_errors(), true));
}
}
if (!$mbox) {
return;
}
$msgs = Email::poll($mbox, $contact['addr']);
if (count($msgs)) {
Logger::log("Mail: Parsing ".count($msgs)." mails from ".$contact['addr']." for ".$mailconf['user'], Logger::DEBUG);
$metas = Email::messageMeta($mbox, implode(',', $msgs));
if (count($metas) != count($msgs)) {
Logger::log("for " . $mailconf['user'] . " there are ". count($msgs) . " messages but received " . count($metas) . " metas", Logger::DEBUG);
} else {
$msgs = array_combine($msgs, $metas);
foreach ($msgs as $msg_uid => $meta) {
Logger::log("Mail: Parsing mail ".$msg_uid, Logger::DATA);
$datarray = [];
$datarray['uid'] = $importer_uid;
$datarray['contact-id'] = $contact['id'];
$datarray['verb'] = Activity::POST;
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$datarray['object-type'] = Activity\ObjectType::NOTE;
$datarray['network'] = Protocol::MAIL;
// $meta = Email::messageMeta($mbox, $msg_uid);
$datarray['uri'] = Email::msgid2iri(trim($meta->message_id, '<>'));
// Have we seen it before?
$fields = ['deleted', 'id'];
$condition = ['uid' => $importer_uid, 'uri' => $datarray['uri']];
$item = Item::selectFirst($fields, $condition);
if (DBA::isResult($item)) {
Logger::log("Mail: Seen before ".$msg_uid." for ".$mailconf['user']." UID: ".$importer_uid." URI: ".$datarray['uri'],Logger::DEBUG);
// Only delete when mails aren't automatically moved or deleted
if (($mailconf['action'] != 1) && ($mailconf['action'] != 3))
if ($meta->deleted && ! $item['deleted']) {
$fields = ['deleted' => true, 'changed' => $updated];
Item::update($fields, ['id' => $item['id']]);
}
switch ($mailconf['action']) {
case 0:
Logger::log("Mail: Seen before ".$msg_uid." for ".$mailconf['user'].". Doing nothing.", Logger::DEBUG);
break;
case 1:
Logger::log("Mail: Deleting ".$msg_uid." for ".$mailconf['user']);
imap_delete($mbox, $msg_uid, FT_UID);
break;
case 2:
Logger::log("Mail: Mark as seen ".$msg_uid." for ".$mailconf['user']);
imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
break;
case 3:
Logger::log("Mail: Moving ".$msg_uid." to ".$mailconf['movetofolder']." for ".$mailconf['user']);
imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
if ($mailconf['movetofolder'] != "") {
imap_mail_move($mbox, $msg_uid, $mailconf['movetofolder'], FT_UID);
}
break;
}
continue;
}
// look for a 'references' or an 'in-reply-to' header and try to match with a parent item we have locally.
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$raw_refs = (property_exists($meta, 'references') ? str_replace("\t", '', $meta->references) : '');
if (!trim($raw_refs)) {
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$raw_refs = (property_exists($meta, 'in_reply_to') ? str_replace("\t", '', $meta->in_reply_to) : '');
}
$raw_refs = trim($raw_refs); // Don't allow a blank reference in $refs_arr
if ($raw_refs) {
$refs_arr = explode(' ', $raw_refs);
if (count($refs_arr)) {
for ($x = 0; $x < count($refs_arr); $x ++) {
$refs_arr[$x] = Email::msgid2iri(str_replace(['<', '>', ' '],['', '', ''], $refs_arr[$x]));
}
}
$condition = ['uri' => $refs_arr, 'uid' => $importer_uid];
$parent = Item::selectFirst(['parent-uri'], $condition);
if (DBA::isResult($parent)) {
$datarray['parent-uri'] = $parent['parent-uri']; // Set the parent as the top-level item
}
}
// Decoding the header
$subject = imap_mime_header_decode($meta->subject ?? '');
$datarray['title'] = "";
foreach ($subject as $subpart) {
if ($subpart->charset != "default") {
$datarray['title'] .= iconv($subpart->charset, 'UTF-8//IGNORE', $subpart->text);
} else {
$datarray['title'] .= $subpart->text;
}
}
$datarray['title'] = Strings::escapeTags(trim($datarray['title']));
//$datarray['title'] = Strings::escapeTags(trim($meta->subject));
$datarray['created'] = DateTimeFormat::utc($meta->date);
// Is it a reply?
$reply = ((substr(strtolower($datarray['title']), 0, 3) == "re:") ||
(substr(strtolower($datarray['title']), 0, 3) == "re-") ||
($raw_refs != ""));
// Remove Reply-signs in the subject
$datarray['title'] = self::RemoveReply($datarray['title']);
// If it seems to be a reply but a header couldn't be found take the last message with matching subject
if (empty($datarray['parent-uri']) && $reply) {
$condition = ['title' => $datarray['title'], 'uid' => $importer_uid, 'network' => Protocol::MAIL];
$params = ['order' => ['created' => true]];
$parent = Item::selectFirst(['parent-uri'], $condition, $params);
if (DBA::isResult($parent)) {
$datarray['parent-uri'] = $parent['parent-uri'];
}
}
if (empty($datarray['parent-uri'])) {
$datarray['parent-uri'] = $datarray['uri'];
}
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$headers = imap_headerinfo($mbox, $meta->msgno);
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$object = [];
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if (!empty($headers->from)) {
$object['from'] = $headers->from;
}
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if (!empty($headers->to)) {
$object['to'] = $headers->to;
}
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if (!empty($headers->reply_to)) {
$object['reply_to'] = $headers->reply_to;
}
if (!empty($headers->sender)) {
$object['sender'] = $headers->sender;
}
if (!empty($object)) {
$datarray['object'] = json_encode($object);
}
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$fromname = $frommail = $headers->from[0]->mailbox . '@' . $headers->from[0]->host;
if (!empty($headers->from[0]->personal)) {
$fromname = $headers->from[0]->personal;
}
$datarray['author-name'] = $fromname;
$datarray['author-link'] = "mailto:".$frommail;
$datarray['author-avatar'] = $contact['photo'];
$datarray['owner-name'] = $contact['name'];
$datarray['owner-link'] = "mailto:".$contact['addr'];
$datarray['owner-avatar'] = $contact['photo'];
if ($datarray['parent-uri'] === $datarray['uri']) {
$datarray['private'] = 1;
}
if (!DI::pConfig()->get($importer_uid, 'system', 'allow_public_email_replies')) {
$datarray['private'] = 1;
$datarray['allow_cid'] = '<' . $contact['id'] . '>';
}
$datarray = Email::getMessage($mbox, $msg_uid, $reply, $datarray);
if (empty($datarray['body'])) {
Logger::log("Mail: can't fetch msg ".$msg_uid." for ".$mailconf['user']);
continue;
}
Logger::log("Mail: Importing ".$msg_uid." for ".$mailconf['user']);
Item::insert($datarray);
switch ($mailconf['action']) {
case 0:
Logger::log("Mail: Seen before ".$msg_uid." for ".$mailconf['user'].". Doing nothing.", Logger::DEBUG);
break;
case 1:
Logger::log("Mail: Deleting ".$msg_uid." for ".$mailconf['user']);
imap_delete($mbox, $msg_uid, FT_UID);
break;
case 2:
Logger::log("Mail: Mark as seen ".$msg_uid." for ".$mailconf['user']);
imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
break;
case 3:
Logger::log("Mail: Moving ".$msg_uid." to ".$mailconf['movetofolder']." for ".$mailconf['user']);
imap_setflag_full($mbox, $msg_uid, "\\Seen", ST_UID);
if ($mailconf['movetofolder'] != "") {
imap_mail_move($mbox, $msg_uid, $mailconf['movetofolder'], FT_UID);
}
break;
}
}
}
} else {
Logger::log("Mail: no mails for ".$mailconf['user']);
}
Logger::log("Mail: closing connection for ".$mailconf['user']);
imap_close($mbox);
}
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}