<?php
+/**
+ *
+ * Module: dfrn_request
+ *
+ * Purpose: Handles communication associated with the issuance of
+ * friend requests.
+ *
+ */
+
if(! function_exists('dfrn_request_init')) {
function dfrn_request_init(&$a) {
- if($_SESSION['authenticated']) {
- // choose which page to show (could be remote auth)
-
- }
-
if($a->argc > 1)
$which = $a->argv[1];
- require_once('mod/profile.php');
- profile_init($a,$which);
-
+ profile_load($a,$which);
return;
}}
+/**
+ * Function: dfrn_request_post
+ *
+ * Purpose:
+ * Handles multiple scenarios.
+ *
+ * Scenario 1:
+ * Clicking 'submit' on a friend request page.
+ *
+ * Scenario 2:
+ * Following Scenario 1, we are brought back to our home site
+ * in order to link our friend request with our own server cell.
+ * After logging in, we click 'submit' to approve the linkage.
+ *
+ */
+
if(! function_exists('dfrn_request_post')) {
function dfrn_request_post(&$a) {
}
- // callback to local site after remote request and local confirm
+ /**
+ *
+ * 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).
+ * That brings us here:
+ *
+ */
- if((x($_POST,'localconfirm')) && ($_POST['localconfirm'] == 1)
- && local_user() && ($_SESSION['uid'] == $a->argv[1]) && (x($_POST,'dfrn_url'))) {
+ if((x($_POST,'localconfirm')) && ($_POST['localconfirm'] == 1)) {
- // We are the requestor, and we've been sent back to our own site
- // to confirm the request. We've done so and clicked submit,
- // which brings us here.
+ /**
+ * Ensure this is a valid request
+ */
- $dfrn_url = notags(trim($_POST['dfrn_url']));
- $aes_allow = (((x($_POST,'aes_allow')) && ($_POST['aes_allow'] == 1)) ? 1 : 0);
- $confirm_key = ((x($_POST,'confirm_key')) ? $_POST['confirm_key'] : "");
+ if(local_user() && ($a->user['nickname'] == $a->argv[1]) && (x($_POST,'dfrn_url'))) {
- $contact_record = null;
-
- if(x($dfrn_url)) {
- $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `url` = '%s' LIMIT 1",
- intval($_SESSION['uid']),
- dbesc($dfrn_url)
- );
+ $dfrn_url = notags(trim($_POST['dfrn_url']));
+ $aes_allow = (((x($_POST,'aes_allow')) && ($_POST['aes_allow'] == 1)) ? 1 : 0);
+ $confirm_key = ((x($_POST,'confirm_key')) ? $_POST['confirm_key'] : "");
+
+ $contact_record = null;
- if(count($r)) {
- if(strlen($r[0]['dfrn-id'])) {
- notice("This introduction has already been accepted." . EOL );
- return;
- }
- else
- $contact_record = $r[0];
- }
+ if(x($dfrn_url)) {
+
+ /**
+ * Lookup the contact based on their URL (which is the only unique thing we have at the moment)
+ */
- if(is_array($contact_record)) {
- $r = q("UPDATE `contact` SET `ret-aes` = %d WHERE `id` = %d LIMIT 1",
- intval($aes_allow),
- intval($contact_record['id'])
+ $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `url` = '%s' AND `self` = 0 LIMIT 1",
+ intval(local_user()),
+ dbesc($dfrn_url)
);
- }
- else {
-
- require_once('Scrape.php');
-
+
+ if(count($r)) {
+ if(strlen($r[0]['dfrn-id'])) {
- $parms = scrape_dfrn($dfrn_url);
+ /**
+ * We don't need to be here. It has already happened.
+ */
- if(! count($parms)) {
- notice( 'Profile location is not valid or does not contain profile information.' . EOL );
- return;
+ notice( t("This introduction has already been accepted.") . EOL );
+ return;
+ }
+ else
+ $contact_record = $r[0];
+ }
+
+ if(is_array($contact_record)) {
+ $r = q("UPDATE `contact` SET `ret-aes` = %d WHERE `id` = %d LIMIT 1",
+ intval($aes_allow),
+ intval($contact_record['id'])
+ );
}
else {
- if(! x($parms,'fn'))
- notice( 'Warning: profile location has no identifiable owner name.' . EOL );
- if(! x($parms,'photo'))
- notice( 'Warning: profile location has no profile photo.' . EOL );
- $invalid = validate_dfrn($parms);
- if($invalid) {
- notice( $invalid . ' required parameter'
- . (($invalid == 1) ? " was " : "s were " )
- . "not found at the given location." . EOL ) ;
+
+ /**
+ * Scrape the other site's profile page to pick up the dfrn links, key, fn, and photo
+ */
+
+ require_once('Scrape.php');
+
+ $parms = scrape_dfrn($dfrn_url);
+
+ if(! count($parms)) {
+ notice( t('Profile location is not valid or does not contain profile information.') . EOL );
return;
}
- }
+ else {
+ if(! x($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);
+ if($invalid) {
+ notice( $invalid . t(' required parameter')
+ . (($invalid == 1) ? t(" was ") : t("s were ") )
+ . t("not found at the given location.") . EOL ) ;
+ return;
+ }
+ }
+ $dfrn_request = $parms['dfrn-request'];
+
+ /********* Escape the entire array ********/
+
+ dbesc_array($parms);
+
+ /******************************************/
+
+ /**
+ * Create a contact record on our site for the other person
+ */
+
+ $r = q("INSERT INTO `contact` ( `uid`, `created`,`url`, `name`, `nick`, `photo`, `site-pubkey`,
+ `request`, `confirm`, `notify`, `poll`, `aes_allow`)
+ VALUES ( %d, '%s', '%s', '%s' , '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d)",
+ intval(local_user()),
+ datetime_convert(),
+ dbesc($dfrn_url),
+ $parms['fn'],
+ $parms['nick'],
+ $parms['photo'],
+ $parms['key'],
+ $parms['dfrn-request'],
+ $parms['dfrn-confirm'],
+ $parms['dfrn-notify'],
+ $parms['dfrn-poll'],
+ intval($aes_allow)
+ );
+ }
+ if($r) {
+ notice( t("Introduction complete.") . EOL);
+ }
- $dfrn_request = $parms['dfrn-request'];
+ /**
+ * Allow the blocked remote notification to complete
+ */
- dbesc_array($parms);
+ if(is_array($contact_record))
+ $dfrn_request = $contact_record['request'];
+ if(strlen($dfrn_request) && strlen($confirm_key))
+ $s = fetch_url($dfrn_request . '?confirm_key=' . $confirm_key);
+
+ // (ignore reply, nothing we can do it failed)
- $r = q("INSERT INTO `contact` ( `uid`, `created`,`url`, `name`, `photo`, `site-pubkey`,
- `request`, `confirm`, `notify`, `poll`, `aes_allow`)
- VALUES ( %d, '%s', '%s', '%s' , '%s', '%s', '%s', '%s', '%s', '%s', %d)",
- intval($_SESSION['uid']),
- datetime_convert(),
- dbesc($dfrn_url),
- $parms['fn'],
- $parms['photo'],
- $parms['key'],
- $parms['dfrn-request'],
- $parms['dfrn-confirm'],
- $parms['dfrn-notify'],
- $parms['dfrn-poll'],
- intval($aes_allow)
- );
- }
+ goaway($dfrn_url);
+ return; // NOTREACHED
- if($r) {
- notice( "Introduction complete." . EOL);
}
- // Allow the blocked remote notification to complete
-
- if(is_array($contact_record))
- $dfrn_request = $contact_record['request'];
+ }
- if(strlen($dfrn_request) && strlen($confirm_key))
- $s = fetch_url($dfrn_request . '?confirm_key=' . $confirm_key);
- // ignore reply
- goaway($dfrn_url);
- // NOTREACHED
+ // invalid/bogus request
- }
- // invalid DFRN-url
- notice( "Unrecoverable protocol error." . EOL );
+ notice( t('Unrecoverable protocol error.') . EOL );
goaway($a->get_baseurl());
+ return; // NOTREACHED
}
+ /**
+ * Otherwise:
+ *
+ * Scenario 1:
+ * We are the requestee. A person from a remote cell has made an introduction
+ * on our profile web page and clicked submit. We will use their DFRN-URL to
+ * figure out how to contact their cell.
+ *
+ * Scrape the originating DFRN-URL for everything we need. Create a contact record
+ * and an introduction to show our user next time he/she logs in.
+ * Finally redirect back to the requestor so that their site can record the request.
+ * If our user (the requestee) later confirms this request, a record of it will need
+ * to exist on the requestor's cell in order for the confirmation process to complete..
+ *
+ * It's possible that neither the requestor or the requestee are logged in at the moment,
+ * and the requestor does not yet have any credentials to the requestee profile.
+ *
+ * Who is the requestee? We've already loaded their profile which means their nickname should be
+ * in $a->argv[1] and we should have their complete info in $a->profile.
+ *
+ */
+
+ if(! (is_array($a->profile) && count($a->profile))) {
+ notice( t('Profile unavailable.') . EOL);
+ return;
+ }
- // we are operating as a remote site and an introduction was requested of us.
- // Scrape the originating DFRN-URL for everything we need. Create a contact record
- // and an introduction to show our user next time he/she logs in.
- // Finally redirect back to the originator so that their site can record the request.
- // If our user confirms the request, a record of it will need to exist on the
- // originator's site in order for the confirmation process to complete..
-
+ $nickname = $a->profile['nickname'];
+ $notify_flags = $a->profile['notify-flags'];
+ $uid = $a->profile['uid'];
+ $maxreq = intval($a->profile['maxreq']);
+ $contact_record = null;
+ $failed = false;
+ $parms = null;
- $tailname = $a->profile['nickname'];
- $uid = $a->profile['uid'];
+ if( x($_POST,'dfrn_url')) {
- $contact_record = null;
- $failed = false;
- $parms = null;
+ /**
+ * Block friend request spam
+ */
+ if($maxreq) {
+ $r = q("SELECT * FROM `intro` WHERE `datetime` > '%s' AND `uid` = %d",
+ dbesc(datetime_convert('UTC','UTC','now - 24 hours')),
+ intval($uid)
+ );
+ if(count($r) > $maxreq) {
+ notice( $a->profile['name'] . t(' has received too many connection requests today.') . EOL);
+ notice( t('Spam protection measures have been invoked.') . EOL);
+ notice( t('Friends are advised to please try again in 24 hours.') . EOL);
+ return;
+ }
+ }
- if( x($_POST,'dfrn_url')) {
+ /**
+ *
+ * Cleanup old introductions that remain blocked.
+ * Also remove the contact record, but only if there is no existing relationship
+ *
+ */
+
+ $r = q("SELECT `intro`.*, `intro`.`id` AS `iid`, `contact`.`id` AS `cid`, `contact`.`rel`
+ FROM `intro` LEFT JOIN `contact` on `intro`.`contact-id` = `contact`.`id`
+ WHERE `intro`.`blocked` = 1 AND `contact`.`self` = 0 AND `intro`.`datetime` < UTC_TIMESTAMP() - INTERVAL 30 MINUTE ");
+ if(count($r)) {
+ foreach($r as $rr) {
+ if(! $rr['rel']) {
+ q("DELETE FROM `contact` WHERE `id` = %d LIMIT 1",
+ intval($rr['cid'])
+ );
+ }
+ q("DELETE FROM `intro` WHERE `id` = %d LIMIT 1",
+ intval($rr['iid'])
+ );
+ }
+ }
$url = trim($_POST['dfrn_url']);
if(! strlen($url)) {
- notice( "Invalid URL" . EOL );
+ notice( t("Invalid locator") . EOL );
return;
}
- if(strstr($url,'@')) {
- $username = substr($url,0,strpos($url,'@'));
- $hostname = substr($url,strpos($url,'@') + 1);
- require_once('Scrape.php');
+ // Canonicalise email-style profile locator
-
- $parms = scrape_meta('https://' . $url);
- if((x($parms,'dfrn-template')) && strstr($parms['dfrn-template'],'%s')) {
- $url = sprintf($parms['dfrn-template'],$username);
- }
- else {
- $parms = scrape_meta('http://' . $url);
- if((x($parms,'dfrn-template')) && strstr($parms['dfrn-template'],'%s')) {
- $url = sprintf($parms['dfrn-template'],$username);
- }
- else {
- $url = '';
- }
- }
+ $url = webfinger_dfrn($url);
+ if(substr($url,0,5) === 'stat:') {
+ $network = 'stat';
+ $url = substr($url,5);
+ }
+ else {
+ $network = 'dfrn';
}
+ logger('dfrn_request: url: ' . $url);
+
if(! strlen($url)) {
- notice("Unable to resolve your name at the provided location." . EOL);
+ notice( t("Unable to resolve your name at the provided location.") . EOL);
return;
}
- $ret = q("SELECT * FROM `contact` WHERE `uid` = %d AND `url` = '%s' LIMIT 1",
- intval($uid),
- dbesc($url)
- );
- if(count($ret)) {
- if(strlen($ret[0]['issued-id'])) {
- notice( 'You have already introduced yourself here.' . EOL );
- return;
- }
- else {
- $contact_record = $ret[0];
- $parms = array('dfrn-request' => $ret[0]['request']);
- }
- }
- $issued_id = random_string();
-
- if(is_array($contact_record)) {
- // There is a contact record but no issued-id, so this
- // is a reciprocal introduction from a known contact
- $r = q("UPDATE `contact` SET `issued-id` = '%s' WHERE `id` = %d LIMIT 1",
- dbesc($issued_id),
- intval($contact_record['id'])
+ if($network === 'dfrn') {
+ $ret = q("SELECT * FROM `contact` WHERE `uid` = %d AND `url` = '%s' AND `self` = 0 LIMIT 1",
+ intval($uid),
+ dbesc($url)
);
- }
- else {
-
- require_once('Scrape.php');
- $parms = scrape_dfrn($url);
+ if(count($ret)) {
+ if(strlen($ret[0]['issued-id'])) {
+ notice( t('You have already introduced yourself here.') . EOL );
+ return;
+ }
+ elseif($ret[0]['rel'] == REL_BUD) {
+ notice( t('Apparently you are already friends with .') . $a->profile['name'] . EOL);
+ return;
+ }
+ else {
+ $contact_record = $ret[0];
+ $parms = array('dfrn-request' => $ret[0]['request']);
+ }
+ }
+
+ $issued_id = random_string();
- if(! count($parms)) {
- notice( 'Profile location is not valid or does not contain profile information.' . EOL );
- killme();
+ if(is_array($contact_record)) {
+ // There is a contact record but no issued-id, so this
+ // is a reciprocal introduction from a known contact
+ $r = q("UPDATE `contact` SET `issued-id` = '%s' WHERE `id` = %d LIMIT 1",
+ dbesc($issued_id),
+ intval($contact_record['id'])
+ );
}
else {
- if(! x($parms,'fn'))
- notice( 'Warning: profile location has no identifiable owner name.' . EOL );
- if(! x($parms,'photo'))
- notice( 'Warning: profile location has no profile photo.' . EOL );
- $invalid = validate_dfrn($parms);
- if($invalid) {
- notice( $invalid . ' required parameter'
- . (($invalid == 1) ? " was " : "s were " )
- . "not found at the given location." . EOL ) ;
+ if(! validate_url($url)) {
+ notice( t('Invalid profile URL.') . EOL);
+ goaway($a->get_baseurl() . '/' . $a->cmd);
+ return; // NOTREACHED
+ }
- return;
+ if(! allowed_url($url)) {
+ notice( t('Disallowed profile URL.') . EOL);
+ goaway($a->get_baseurl() . '/' . $a->cmd);
+ return; // NOTREACHED
}
- }
+
+ require_once('Scrape.php');
- $parms['url'] = $url;
- $parms['issued-id'] = $issued_id;
+ $parms = scrape_dfrn($url);
+ if(! count($parms)) {
+ notice( t('Profile location is not valid or does not contain profile information.') . EOL );
+ goaway($a->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);
+ if($invalid) {
+ notice( $invalid . t(' required parameter')
+ . (($invalid == 1) ? t(" was ") : t("s were ") )
+ . t("not found at the given location.") . EOL ) ;
+
+ return;
+ }
+ }
- dbesc_array($parms);
- $r = q("INSERT INTO `contact` ( `uid`, `created`, `url`, `name`, `issued-id`, `photo`, `site-pubkey`,
- `request`, `confirm`, `notify`, `poll` )
- VALUES ( %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s' )",
- intval($uid),
- datetime_convert(),
- $parms['url'],
- $parms['fn'],
- $parms['issued-id'],
- $parms['photo'],
- $parms['key'],
- $parms['dfrn-request'],
- $parms['dfrn-confirm'],
- $parms['dfrn-notify'],
- $parms['dfrn-poll']
- );
- // find the contact record we just created
- if($r) {
- $r = q("SELECT `id` FROM `contact`
- WHERE `uid` = '%s' AND `url` = '%s' AND `issued-id` = '%s' LIMIT 1",
+ $parms['url'] = $url;
+ $parms['issued-id'] = $issued_id;
+
+
+ dbesc_array($parms);
+ $r = q("INSERT INTO `contact` ( `uid`, `created`, `url`, `name`, `nick`, `issued-id`, `photo`, `site-pubkey`,
+ `request`, `confirm`, `notify`, `poll` )
+ VALUES ( %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s' )",
intval($uid),
+ datetime_convert(),
$parms['url'],
- $parms['issued-id']
+ $parms['fn'],
+ $parms['nick'],
+ $parms['issued-id'],
+ $parms['photo'],
+ $parms['key'],
+ $parms['dfrn-request'],
+ $parms['dfrn-confirm'],
+ $parms['dfrn-notify'],
+ $parms['dfrn-poll']
);
- if(count($r))
- $contact_record = $r[0];
+
+ // find the contact record we just created
+ if($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))
+ $contact_record = $r[0];
+ }
+
+ }
+ if($r === false) {
+ notice( t('Failed to update contact record.') . EOL );
+ return;
}
+
+ $hash = random_string() . (string) time(); // Generate a confirm_key
- }
- if($r === false) {
- notice( 'Failed to update contact record.' . EOL );
- return;
- }
+ 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),
+ intval($contact_record['id']),
+ ((x($_POST,'knowyou') && ($_POST['knowyou'] == 1)) ? 1 : 0),
+ dbesc(notags(trim($_POST['dfrn-request-message']))),
+ dbesc($hash),
+ dbesc(datetime_convert())
+ );
+ }
+
+ // This notice will only be seen by the requestor if the requestor and requestee are on the same server.
- $hash = random_string() . (string) time(); // Generate a confirm_key
+ if(! $failed)
+ notice( t('Your introduction has been sent.') . EOL );
- if(is_array($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),
- intval($contact_record['id']),
- ((x($_POST,'knowyou') && ($_POST['knowyou'] == 1)) ? 1 : 0),
- dbesc(trim($_POST['dfrn-request-message'])),
- dbesc($hash),
- dbesc(datetime_convert())
+ // "Homecoming" - send the requestor back to their site to record the introduction.
+
+ $dfrn_url = bin2hex($a->get_baseurl() . '/profile/' . $nickname);
+ $aes_allow = ((function_exists('openssl_encrypt')) ? 1 : 0);
+
+ goaway($parms['dfrn-request'] . "?dfrn_url=$dfrn_url"
+ . '&dfrn_version=' . DFRN_PROTOCOL_VERSION
+ . '&confirm_key=' . $hash
+ . (($aes_allow) ? "&aes_allow=1" : "")
);
+ // NOTREACHED
+ // END $network === 'dfrn'
+ }
+ elseif($network === 'stat') {
+
+ /**
+ *
+ * OStatus network
+ * Check contact existence
+ * Try and scrape together enough information to create a contact record, with us as REL_VIP
+ * Substitute our user's feed URL into $url template
+ * Send the subscriber home to subscribe
+ *
+ */
+
+ $url = str_replace('{uri}', $a->get_baseurl() . '/dfrn_poll/' . $nickname, $url);
+ goaway($url);
+ // NOTREACHED
+ // END $network === 'stat'
}
-
- // TODO: send an email notification if our user wants one
- if(! $failed)
- notice( "Your introduction has been sent." . EOL );
+ } return;
+}}
- // "Homecoming" - send the requestor back to their site to record the introduction.
- $dfrn_url = bin2hex($a->get_baseurl() . "/profile/$tailname");
- $aes_allow = ((function_exists('openssl_encrypt')) ? 1 : 0);
- goaway($parms['dfrn-request'] . "?dfrn_url=$dfrn_url" . '&confirm_key=' . $hash . (($aes_allow) ? "&aes_allow=1" : ""));
- // NOTREACHED
-
- }
- return;
-}}
if(! function_exists('dfrn_request_content')) {
function dfrn_request_content(&$a) {
if(($a->argc != 2) || (! count($a->profile)))
return "";
- $a->page['template'] = 'profile';
// "Homecoming". Make sure we're logged in to this site as the correct user. Then offer a confirm button
// to send us to the post section to record the introduction.
if(x($_GET,'dfrn_url')) {
if(! local_user()) {
- notice( "Please login to confirm introduction." . EOL );
+ notice( t("Please login to confirm introduction.") . EOL );
+
+ /* setup the return URL to come back to this page if they use openid */
+
+ $stripped = str_replace('q=','',$a->query_string);
+ $_SESSION['return_url'] = trim($stripped,'/');
+
return login();
}
// Edge case, but can easily happen in the wild. This person is authenticated,
// but not as the person who needs to deal with this request.
- if (($_SESSION['uid'] != $a->argv[1]) && ($a->user['nickname'] != $a->argv[1])) {
- notice( "Incorrect identity currently logged in. Please login to <strong>this</strong> profile." . EOL);
+ if ($a->user['nickname'] != $a->argv[1]) {
+ notice( t("Incorrect identity currently logged in. Please login to <strong>this</strong> profile.") . EOL);
return login();
}
- $dfrn_url = notags(trim(pack("H*" , $_GET['dfrn_url'])));
+ $dfrn_url = notags(trim(hex2bin($_GET['dfrn_url'])));
$aes_allow = (((x($_GET,'aes_allow')) && ($_GET['aes_allow'] == 1)) ? 1 : 0);
$confirm_key = (x($_GET,'confirm_key') ? $_GET['confirm_key'] : "");
- $o .= file_get_contents("view/dfrn_req_confirm.tpl");
+ $o .= load_view_file("view/dfrn_req_confirm.tpl");
$o = replace_macros($o,array(
'$dfrn_url' => $dfrn_url,
'$aes_allow' => (($aes_allow) ? '<input type="hidden" name="aes_allow" value="1" />' : "" ),
'$confirm_key' => $confirm_key,
'$username' => $a->user['username'],
'$uid' => $_SESSION['uid'],
+ '$nickname' => $a->user['nickname'],
'dfrn_rawurl' => $_GET['dfrn_url']
));
return $o;
}
- else {
- // we are the requestee and it is now safe to send our user their introduction
- if((x($_GET,'confirm_key')) && strlen($_GET['confirm_key'])) {
- $r = q("UPDATE `intro` SET `blocked` = 0 WHERE `hash` = '%s' LIMIT 1",
- dbesc($_GET['confirm_key'])
+ elseif((x($_GET,'confirm_key')) && strlen($_GET['confirm_key'])) {
+
+ // we are the requestee and it is now safe to send our user their introduction,
+ // We could just unblock it, but first we have to jump through a few hoops to
+ // send an email, or even to find out if we need to send an email.
+
+ $intro = q("SELECT * FROM `intro` WHERE `hash` = '%s' LIMIT 1",
+ dbesc($_GET['confirm_key'])
+ );
+
+ if(count($intro)) {
+
+ $r = q("SELECT `contact`.*, `user`.* FROM `contact` LEFT JOIN `user` ON `contact`.`uid` = `user`.`uid`
+ WHERE `contact`.`id` = %d LIMIT 1",
+ intval($intro[0]['contact-id'])
);
- killme();
- }
+ $auto_confirm = false;
- // Outside request. Display our user's introduction form.
+ if(count($r)) {
+ if($r[0]['page-flags'] != PAGE_NORMAL)
+ $auto_confirm = true;
+ if(($r[0]['notify-flags'] & NOTIFY_INTRO) && (! $auto_confirm)) {
+ $email_tpl = load_view_file('view/request_notify_eml.tpl');
+ $email = replace_macros($email_tpl, array(
+ '$requestor' => ((strlen(stripslashes($r[0]['name']))) ? stripslashes($r[0]['name']) : t('[Name Withheld]')),
+ '$url' => stripslashes($r[0]['url']),
+ '$myname' => $r[0]['username'],
+ '$siteurl' => $a->get_baseurl(),
+ '$sitename' => $a->config['sitename']
+ ));
+ $res = mail($r[0]['email'],
+ t("Introduction received at ") . $a->config['sitename'],
+ $email,
+ 'From: ' . t('Administrator') . '@' . $_SERVER['SERVER_NAME'] );
+ // This is a redundant notification - no point throwing errors if it fails.
+ }
+ if($auto_confirm) {
+ require_once('mod/dfrn_confirm.php');
+ $handsfree = array(
+ 'uid' => $r[0]['uid'],
+ 'node' => $r[0]['nickname'],
+ 'dfrn_id' => $r[0]['issued-id'],
+ 'intro_id' => $intro[0]['id'],
+ 'duplex' => (($r[0]['page-flags'] == PAGE_FREELOVE) ? 1 : 0)
+ );
+ dfrn_confirm_post($a,$handsfree);
+ }
+
+ }
+
+ if(! $auto_confirm) {
+
+ // If we are auto_confirming, this record will have already been nuked
+ // in dfrn_confirm_post()
+
+ $r = q("UPDATE `intro` SET `blocked` = 0 WHERE `hash` = '%s' LIMIT 1",
+ dbesc($_GET['confirm_key'])
+ );
+ }
+ }
+ killme();
+ return; // NOTREACHED
+ }
+ else {
+ /**
+ * Normal web request. Display our user's introduction form.
+ */
+
+ /**
+ * Try to auto-fill the profile address
+ */
+
+ if(local_user()) {
+ if(strlen($a->path)) {
+ $myaddr = $a->get_baseurl() . '/profile/' . $a->user['nickname'];
+ }
+ else {
+ $myaddr = $a->user['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3 );
+ }
+ }
+ elseif(x($_GET,'addr')) {
+ $myaddr = hex2bin($_GET['addr']);
+ }
+ else {
+ /* $_GET variables are already urldecoded */
+ $myaddr = ((x($_GET,'address')) ? $_GET['address'] : '');
+ }
- $o = file_get_contents("view/dfrn_request.tpl");
- $o = replace_macros($o,array('$uid' => $a->profile['uid']));
- return $o;
+ /**
+ *
+ * The auto_request form only has the profile address
+ * because nobody is going to read the comments and
+ * it doesn't matter if they know you or not.
+ *
+ */
+
+ if($a->profile['page-flags'] == PAGE_NORMAL)
+ $tpl = load_view_file('view/dfrn_request.tpl');
+ else
+ $tpl = load_view_file('view/auto_request.tpl');
+
+ $o .= replace_macros($tpl,array(
+ '$header' => t('Friend/Connection Request'),
+ '$pls_answer' => t('Please answer the following:'),
+ '$does_know' => t('Does $name know you?'),
+ '$yes' => t('Yes'),
+ '$no' => t('No'),
+ '$add_note' => t('Add a personal note:'),
+ '$page_desc' => t('Please enter your profile address from one of the following supported social networks:'),
+ '$friendika' => t('Friendika'),
+ '$statusnet' => t('StatusNet/Federated Social Web'),
+ '$private_net' => t("Private \x28secure\x29 network"),
+ '$public_net' => t("Public \x28insecure\x29 network"),
+ '$your_address' => t('Your profile address:'),
+ '$submit' => t('Submit Request'),
+ '$cancel' => t('Cancel'),
+ '$nickname' => $a->argv[1],
+ '$name' => $a->profile['name'],
+ '$myaddr' => $myaddr
+ ));
+ return $o;
}
+
+ return; // Somebody is fishing.
}}
\ No newline at end of file