<?php
/**
- *
- * Module: dfrn_request
+ * @file mod/dfrn_request.php
+ * @brief Module: dfrn_request
*
* Purpose: Handles communication associated with the issuance of
* friend requests.
*
+ * @see PDF with dfrn specs: https://github.com/friendica/friendica/blob/master/spec/dfrn2.pdf
+ * You also find a graphic which describes the confirmation process at
+ * https://github.com/friendica/friendica/blob/master/spec/dfrn2_contact_request.png
*/
require_once('include/enotify.php');
+require_once('include/Scrape.php');
+require_once('include/Probe.php');
+require_once('include/group.php');
-if(! function_exists('dfrn_request_init')) {
function dfrn_request_init(&$a) {
if($a->argc > 1)
profile_load($a,$which);
return;
-}}
+}
/**
* After logging in, we click 'submit' to approve the linkage.
*
*/
-
-if(! function_exists('dfrn_request_post')) {
function dfrn_request_post(&$a) {
- if(($a->argc != 2) || (! count($a->profile)))
+ if(($a->argc != 2) || (! count($a->profile))) {
+ logger('Wrong count of argc or profiles: argc=' . $a->argc . ',profile()=' . count($a->profile));
return;
+ }
if(x($_POST, 'cancel')) {
}
- /**
+ /*
*
* Scenario 2: We've introduced ourself to another cell, then have been returned to our own cell
* to confirm the request, and then we've clicked submit (perhaps after logging in).
if((x($_POST,'localconfirm')) && ($_POST['localconfirm'] == 1)) {
- /**
+ /*
* Ensure this is a valid request
*/
$confirm_key = ((x($_POST,'confirm_key')) ? $_POST['confirm_key'] : "");
$hidden = ((x($_POST,'hidden-contact')) ? intval($_POST['hidden-contact']) : 0);
$contact_record = null;
+ $blocked = 1;
+ $pending = 1;
if(x($dfrn_url)) {
- /**
+ /*
* Lookup the contact based on their URL (which is the only unique thing we have at the moment)
*/
- $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND (`url` = '%s' OR `nurl` = '%s') AND `self` = 0 LIMIT 1",
+ $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `nurl` = '%s' AND NOT `self` LIMIT 1",
intval(local_user()),
- dbesc($dfrn_url),
dbesc(normalise_link($dfrn_url))
);
- if(count($r)) {
+ if (dbm::is_result($r)) {
if(strlen($r[0]['dfrn-id'])) {
- /**
+ /*
* We don't need to be here. It has already happened.
*/
}
else {
- /**
+ /*
* Scrape the other site's profile page to pick up the dfrn links, key, fn, and photo
*/
- require_once('include/Scrape.php');
-
- $parms = scrape_dfrn($dfrn_url);
+ $parms = Probe::profile($dfrn_url);
if(! count($parms)) {
notice( t('Profile location is not valid or does not contain profile information.') . EOL );
notice( t('Warning: profile location has no identifiable owner name.') . EOL );
if(! x($parms,'photo'))
notice( t('Warning: profile location has no profile photo.') . EOL );
- $invalid = validate_dfrn($parms);
+ $invalid = Probe::valid_dfrn($parms);
if($invalid) {
notice( sprintf( tt("%d required parameter was not found at the given location",
"%d required parameters were not found at the given location",
$dfrn_request = $parms['dfrn-request'];
- /********* Escape the entire array ********/
+ $photo = $parms["photo"];
+
+ // Escape the entire array
dbesc_array($parms);
- /******************************************/
- /**
+ /*
* Create a contact record on our site for the other person
*/
- $r = q("INSERT INTO `contact` ( `uid`, `created`,`url`, `nurl`, `name`, `nick`, `photo`, `site-pubkey`,
- `request`, `confirm`, `notify`, `poll`, `poco`, `network`, `aes_allow`, `hidden`)
- VALUES ( %d, '%s', '%s', '%s', '%s' , '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d)",
+ $r = q("INSERT INTO `contact` ( `uid`, `created`,`url`, `nurl`, `addr`, `name`, `nick`, `photo`, `site-pubkey`,
+ `request`, `confirm`, `notify`, `poll`, `poco`, `network`, `aes_allow`, `hidden`, `blocked`, `pending`)
+ VALUES ( %d, '%s', '%s', '%s', '%s', '%s' , '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, %d, %d)",
intval(local_user()),
datetime_convert(),
dbesc($dfrn_url),
dbesc(normalise_link($dfrn_url)),
+ $parms['addr'],
$parms['fn'],
$parms['nick'],
$parms['photo'],
$parms['dfrn-poco'],
dbesc(NETWORK_DFRN),
intval($aes_allow),
- intval($hidden)
+ intval($hidden),
+ intval($blocked),
+ intval($pending)
);
}
info( t("Introduction complete.") . EOL);
}
- $r = q("select id from contact where uid = %d and url = '%s' and `site-pubkey` = '%s' limit 1",
+ $r = q("SELECT `id`, `network` FROM `contact` WHERE `uid` = %d AND `url` = '%s' AND `site-pubkey` = '%s' LIMIT 1",
intval(local_user()),
dbesc($dfrn_url),
$parms['key'] // this was already escaped
);
- if(count($r)) {
- $g = q("select def_gid from user where uid = %d limit 1",
- intval(local_user())
- );
- if($g && intval($g[0]['def_gid'])) {
- require_once('include/group.php');
- group_add_member(local_user(),'',$r[0]['id'],$g[0]['def_gid']);
- }
- $forwardurl = $a->get_baseurl()."/contacts/".$r[0]['id'];
- } else
- $forwardurl = $a->get_baseurl()."/contacts";
+ if (dbm::is_result($r)) {
+ $def_gid = get_default_group(local_user(), $r[0]["network"]);
+ if(intval($def_gid))
+ group_add_member(local_user(), '', $r[0]['id'], $def_gid);
+
+ if (isset($photo))
+ update_contact_avatar($photo, local_user(), $r[0]["id"], true);
+
+ $forwardurl = App::get_baseurl()."/contacts/".$r[0]['id'];
+ } else {
+ $forwardurl = App::get_baseurl()."/contacts";
+ }
- /**
+ /*
* Allow the blocked remote notification to complete
*/
- if(is_array($contact_record))
+ if (is_array($contact_record)) {
$dfrn_request = $contact_record['request'];
+ }
- if(strlen($dfrn_request) && strlen($confirm_key))
+ if (strlen($dfrn_request) && strlen($confirm_key)) {
$s = fetch_url($dfrn_request . '?confirm_key=' . $confirm_key);
+ }
// (ignore reply, nothing we can do it failed)
return; // NOTREACHED
}
- /**
+ /*
* Otherwise:
*
* Scenario 1:
$contact_record = null;
$failed = false;
$parms = null;
+ $blocked = 1;
+ $pending = 1;
if( x($_POST,'dfrn_url')) {
- /**
+ /*
* Block friend request spam
*/
dbesc(datetime_convert('UTC','UTC','now - 24 hours')),
intval($uid)
);
- if(count($r) > $maxreq) {
+ if (dbm::is_result($r) && count($r) > $maxreq) {
notice( sprintf( t('%s has received too many connection requests today.'), $a->profile['name']) . EOL);
notice( t('Spam protection measures have been invoked.') . EOL);
notice( t('Friends are advised to please try again in 24 hours.') . EOL);
}
}
- /**
+ /*
*
* Cleanup old introductions that remain blocked.
* Also remove the contact record, but only if there is no existing relationship
AND `intro`.`datetime` < UTC_TIMESTAMP() - INTERVAL 30 MINUTE ",
dbesc(NETWORK_MAIL2)
);
- if(count($r)) {
+ if (dbm::is_result($r)) {
foreach($r as $rr) {
if(! $rr['rel']) {
q("DELETE FROM `contact` WHERE `id` = %d",
}
}
- /**
+ /*
*
* Cleanup any old email intros - which will have a greater lifetime
*/
AND `intro`.`datetime` < UTC_TIMESTAMP() - INTERVAL 3 DAY ",
dbesc(NETWORK_MAIL2)
);
- if(count($r)) {
+ if (dbm::is_result($r)) {
foreach($r as $rr) {
if(! $rr['rel']) {
q("DELETE FROM `contact` WHERE `id` = %d",
$nurl = normalise_url($host);
$poll = 'email ' . random_string();
$notify = 'smtp ' . random_string();
- $blocked = 1;
- $pending = 1;
$network = NETWORK_MAIL2;
$rel = CONTACT_IS_FOLLOWER;
$r = q("SELECT * FROM `mailacct` WHERE `uid` = %d LIMIT 1",
intval($uid)
);
- if(! count($r)) {
+ if (! dbm::is_result($r)) {
notice( t('This account has not been configured for email. Request failed.') . EOL);
return;
}
intval($rel)
);
- $r = q("select id from contact where poll = '%s' and uid = %d limit 1",
+ $r = q("SELECT `id`, `network` FROM `contact` WHERE `poll` = '%s' AND `uid` = %d LIMIT 1",
dbesc($poll),
intval($uid)
);
- if(count($r)) {
+ if (dbm::is_result($r)) {
$contact_id = $r[0]['id'];
- $g = q("select def_gid from user where uid = %d limit 1",
- intval($uid)
- );
- if($g && intval($g[0]['def_gid'])) {
- require_once('include/group.php');
- group_add_member($uid,'',$contact_id,$g[0]['def_gid']);
- }
+ $def_gid = get_default_group($uid, $r[0]["network"]);
+ if (intval($def_gid))
+ group_add_member($uid, '', $contact_id, $def_gid);
$photo = avatar_img($addr);
$hash = random_string();
- $r = q("insert into intro ( uid, `contact-id`, knowyou, note, hash, datetime, blocked )
- values( %d , %d, %d, '%s', '%s', '%s', %d ) ",
+ $r = q("INSERT INTO `intro` ( `uid`, `contact-id`, knowyou, note, hash, datetime, blocked )
+ VALUES( %d , %d, %d, '%s', '%s', '%s', %d ) ",
intval($uid),
intval($contact_id),
((x($_POST,'knowyou') && ($_POST['knowyou'] == 1)) ? 1 : 0),
// Next send an email verify form to the requestor.
- }
-
- else {
+ } else {
+ // Detect the network
+ $data = probe_url($url);
+ $network = $data["network"];
// Canonicalise email-style profile locator
+ $url = Probe::webfinger_dfrn($url,$hcard);
+
+ if (substr($url,0,5) === 'stat:') {
- $url = webfinger_dfrn($url,$hcard);
+ // Every time we detect the remote subscription we define this as OStatus.
+ // We do this even if it is not OStatus.
+ // we only need to pass this through another section of the code.
+ if ($network != NETWORK_DIASPORA)
+ $network = NETWORK_OSTATUS;
- if(substr($url,0,5) === 'stat:') {
- $network = NETWORK_OSTATUS;
$url = substr($url,5);
- }
- else {
+ } else
$network = NETWORK_DFRN;
- }
- }
-
- logger('dfrn_request: url: ' . $url);
-
- if(! strlen($url)) {
- notice( t("Unable to resolve your name at the provided location.") . EOL);
- return;
}
+ logger('dfrn_request: url: ' . $url . ',network=' . $network, LOGGER_DEBUG);
if($network === NETWORK_DFRN) {
$ret = q("SELECT * FROM `contact` WHERE `uid` = %d AND `url` = '%s' AND `self` = 0 LIMIT 1",
dbesc($url)
);
- if(count($ret)) {
+ if (dbm::is_result($ret)) {
if(strlen($ret[0]['issued-id'])) {
notice( t('You have already introduced yourself here.') . EOL );
return;
else {
if(! validate_url($url)) {
notice( t('Invalid profile URL.') . EOL);
- goaway($a->get_baseurl() . '/' . $a->cmd);
+ goaway(App::get_baseurl() . '/' . $a->cmd);
return; // NOTREACHED
}
if(! allowed_url($url)) {
notice( t('Disallowed profile URL.') . EOL);
- goaway($a->get_baseurl() . '/' . $a->cmd);
+ goaway(App::get_baseurl() . '/' . $a->cmd);
return; // NOTREACHED
}
require_once('include/Scrape.php');
- $parms = scrape_dfrn(($hcard) ? $hcard : $url);
+ $parms = Probe::profile(($hcard) ? $hcard : $url);
if(! count($parms)) {
notice( t('Profile location is not valid or does not contain profile information.') . EOL );
- goaway($a->get_baseurl() . '/' . $a->cmd);
+ goaway(App::get_baseurl() . '/' . $a->cmd);
}
else {
if(! x($parms,'fn'))
notice( t('Warning: profile location has no identifiable owner name.') . EOL );
if(! x($parms,'photo'))
notice( t('Warning: profile location has no profile photo.') . EOL );
- $invalid = validate_dfrn($parms);
+ $invalid = Probe::valid_dfrn($parms);
if($invalid) {
notice( sprintf( tt("%d required parameter was not found at the given location",
"%d required parameters were not found at the given location",
$parms['url'] = $url;
$parms['issued-id'] = $issued_id;
-
+ $photo = $parms["photo"];
dbesc_array($parms);
- $r = q("INSERT INTO `contact` ( `uid`, `created`, `url`, `nurl`,`name`, `nick`, `issued-id`, `photo`, `site-pubkey`,
- `request`, `confirm`, `notify`, `poll`, `poco`, `network` )
- VALUES ( %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s' )",
+ $r = q("INSERT INTO `contact` ( `uid`, `created`, `url`, `nurl`, `addr`, `name`, `nick`, `issued-id`, `photo`, `site-pubkey`,
+ `request`, `confirm`, `notify`, `poll`, `poco`, `network`, `blocked`, `pending` )
+ VALUES ( %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d )",
intval($uid),
dbesc(datetime_convert()),
$parms['url'],
- dbesc(normalise_link($parms['url'])),
+ dbesc(normalise_link($url)),
+ $parms['addr'],
$parms['fn'],
$parms['nick'],
$parms['issued-id'],
$parms['dfrn-notify'],
$parms['dfrn-poll'],
$parms['dfrn-poco'],
- dbesc(NETWORK_DFRN)
+ dbesc(NETWORK_DFRN),
+ intval($blocked),
+ intval($pending)
);
// find the contact record we just created
- if($r) {
+ if ($r) {
$r = q("SELECT `id` FROM `contact`
WHERE `uid` = %d AND `url` = '%s' AND `issued-id` = '%s' LIMIT 1",
intval($uid),
$parms['url'],
$parms['issued-id']
);
- if(count($r))
+ if (dbm::is_result($r)) {
$contact_record = $r[0];
+ update_contact_avatar($photo, $uid, $contact_record["id"], true);
+ }
}
}
- if($r === false) {
+ if ($r === false) {
notice( t('Failed to update contact record.') . EOL );
return;
}
$hash = random_string() . (string) time(); // Generate a confirm_key
- if(is_array($contact_record)) {
+ if (is_array($contact_record)) {
$ret = q("INSERT INTO `intro` ( `uid`, `contact-id`, `blocked`, `knowyou`, `note`, `hash`, `datetime`)
VALUES ( %d, %d, 1, %d, '%s', '%s', '%s' )",
intval($uid),
// This notice will only be seen by the requestor if the requestor and requestee are on the same server.
- if(! $failed)
+ if (! $failed) {
info( t('Your introduction has been sent.') . EOL );
+ }
// "Homecoming" - send the requestor back to their site to record the introduction.
- $dfrn_url = bin2hex($a->get_baseurl() . '/profile/' . $nickname);
+ $dfrn_url = bin2hex(App::get_baseurl() . '/profile/' . $nickname);
$aes_allow = ((function_exists('openssl_encrypt')) ? 1 : 0);
goaway($parms['dfrn-request'] . "?dfrn_url=$dfrn_url"
);
// NOTREACHED
// END $network === NETWORK_DFRN
- }
- elseif($network === NETWORK_OSTATUS) {
+ } elseif (($network != NETWORK_PHANTOM) AND ($url != "")) {
- /**
+ /*
*
- * OStatus network
- * Check contact existence
- * Try and scrape together enough information to create a contact record,
- * with us as CONTACT_IS_FOLLOWER
* Substitute our user's feed URL into $url template
* Send the subscriber home to subscribe
*
*/
- $url = str_replace('{uri}', $a->get_baseurl() . '/profile/' . $nickname, $url);
+ // Diaspora needs the uri in the format user@domain.tld
+ // Diaspora will support the remote subscription in a future version
+ if ($network == NETWORK_DIASPORA) {
+ $uri = $nickname.'@'.$a->get_hostname();
+
+ if ($a->get_path())
+ $uri .= '/'.$a->get_path();
+
+ $uri = urlencode($uri);
+ } else {
+ $uri = App::get_baseurl().'/profile/'.$nickname;
+ }
+
+ $url = str_replace('{uri}', $uri, $url);
goaway($url);
// NOTREACHED
- // END $network === NETWORK_OSTATUS
+ // END $network != NETWORK_PHANTOM
+ } else {
+ notice(t("Remote subscription can't be done for your network. Please subscribe directly on your system.").EOL);
+ return;
}
} return;
-}}
-
+}
-
-if(! function_exists('dfrn_request_content')) {
function dfrn_request_content(&$a) {
- if(($a->argc != 2) || (! count($a->profile)))
+ if (($a->argc != 2) || (! count($a->profile))) {
return "";
+ }
// "Homecoming". Make sure we're logged in to this site as the correct user. Then offer a confirm button
// to send us to the post section to record the introduction.
- if(x($_GET,'dfrn_url')) {
+ if (x($_GET,'dfrn_url')) {
- if(! local_user()) {
+ if (! local_user()) {
info( t("Please login to confirm introduction.") . EOL );
/* setup the return URL to come back to this page if they use openid */
$_SESSION['return_url'] = $a->query_string;
$dfrn_url = notags(trim(hex2bin($_GET['dfrn_url'])));
$aes_allow = (((x($_GET,'aes_allow')) && ($_GET['aes_allow'] == 1)) ? 1 : 0);
$confirm_key = (x($_GET,'confirm_key') ? $_GET['confirm_key'] : "");
+
+ // Checking fastlane for validity
+ if (x($_SESSION, "fastlane") AND (normalise_link($_SESSION["fastlane"]) == normalise_link($dfrn_url))) {
+ $_POST["dfrn_url"] = $dfrn_url;
+ $_POST["confirm_key"] = $confirm_key;
+ $_POST["localconfirm"] = 1;
+ $_POST["hidden-contact"] = 0;
+ $_POST["submit"] = t('Confirm');
+
+ dfrn_request_post($a);
+
+ killme();
+ return; // NOTREACHED
+ }
+
$tpl = get_markup_template("dfrn_req_confirm.tpl");
$o = replace_macros($tpl,array(
'$dfrn_url' => $dfrn_url,
dbesc($_GET['confirm_key'])
);
- if(count($intro)) {
+ if (dbm::is_result($intro)) {
$r = q("SELECT `contact`.*, `user`.* FROM `contact` LEFT JOIN `user` ON `contact`.`uid` = `user`.`uid`
WHERE `contact`.`id` = %d LIMIT 1",
$auto_confirm = false;
- if(count($r)) {
+ if (dbm::is_result($r)) {
if(($r[0]['page-flags'] != PAGE_NORMAL) && ($r[0]['page-flags'] != PAGE_PRVGROUP))
$auto_confirm = true;
'to_name' => $r[0]['username'],
'to_email' => $r[0]['email'],
'uid' => $r[0]['uid'],
- 'link' => $a->get_baseurl() . '/notifications/intros',
+ 'link' => App::get_baseurl() . '/notifications/intros',
'source_name' => ((strlen(stripslashes($r[0]['name']))) ? stripslashes($r[0]['name']) : t('[Name Withheld]')),
'source_link' => $r[0]['url'],
'source_photo' => $r[0]['photo'],
if($auto_confirm) {
require_once('mod/dfrn_confirm.php');
$handsfree = array(
- 'uid' => $r[0]['uid'],
- 'node' => $r[0]['nickname'],
- 'dfrn_id' => $r[0]['issued-id'],
+ 'uid' => $r[0]['uid'],
+ 'node' => $r[0]['nickname'],
+ 'dfrn_id' => $r[0]['issued-id'],
'intro_id' => $intro[0]['id'],
- 'duplex' => (($r[0]['page-flags'] == PAGE_FREELOVE) ? 1 : 0),
+ 'duplex' => (($r[0]['page-flags'] == PAGE_FREELOVE) ? 1 : 0),
'activity' => intval(get_pconfig($r[0]['uid'],'system','post_newfriend'))
);
dfrn_confirm_post($a,$handsfree);
}
else {
- /**
+ /*
* Normal web request. Display our user's introduction form.
*/
}
- /**
+ /*
* Try to auto-fill the profile address
*/
$myaddr = $_GET['address'];
elseif(local_user()) {
if(strlen($a->path)) {
- $myaddr = $a->get_baseurl() . '/profile/' . $a->user['nickname'];
+ $myaddr = App::get_baseurl() . '/profile/' . $a->user['nickname'];
}
else {
$myaddr = $a->user['nickname'] . '@' . substr(z_root(), strpos(z_root(),'://') + 3 );
$target_addr = $a->profile['nickname'] . '@' . substr(z_root(), strpos(z_root(),'://') + 3 );
- /**
+ /*
*
* The auto_request form only has the profile address
* because nobody is going to read the comments and
else
$tpl = get_markup_template('auto_request.tpl');
- $page_desc .= t("Please enter your 'Identity Address' from one of the following supported communications networks:");
+ $page_desc = t("Please enter your 'Identity Address' from one of the following supported communications networks:");
// see if we are allowed to have NETWORK_MAIL2 contacts
$r = q("SELECT * FROM `mailacct` WHERE `uid` = %d LIMIT 1",
intval($a->profile['uid'])
);
- if(! count($r))
+ if (! dbm::is_result($r)) {
$mail_disabled = 1;
+ }
}
// "coming soon" is disabled for now
//$emailnet = (($mail_disabled) ? '' : t("<strike>Connect as an email follower</strike> \x28Coming soon\x29"));
$emailnet = "";
- $invite_desc = t('If you are not yet a member of the free social web, <a href="http://dir.friendica.com/siteinfo">follow this link to find a public Friendica site and join us today</a>.');
+ $invite_desc = sprintf(
+ t('If you are not yet a member of the free social web, <a href="%s/siteinfo">follow this link to find a public Friendica site and join us today</a>.'),
+ get_server()
+ );
- $o .= replace_macros($tpl,array(
+ $o = replace_macros($tpl,array(
'$header' => t('Friend/Connection Request'),
'$desc' => t('Examples: jojo@demo.friendica.com, http://demo.friendica.com/profile/jojo, testuser@identi.ca'),
'$pls_answer' => t('Please answer the following:'),
}
return; // Somebody is fishing.
-}}
+}