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clean up comments

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Friendika 2010-12-14 16:34:49 -08:00
parent d8c5c1cd6b
commit 83939f1541
1 changed files with 93 additions and 38 deletions
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131
mod/dfrn_request.php
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@ -1,5 +1,14 @@
<?php <?php
/**
*
* Module: dfrn_request
*
* Purpose: Handles communication associated with the issuance of
* friend requests.
*
*/
if(! function_exists('dfrn_request_init')) { if(! function_exists('dfrn_request_init')) {
function dfrn_request_init(&$a) { function dfrn_request_init(&$a) {
@ -7,11 +16,26 @@ function dfrn_request_init(&$a) {
$which = $a->argv[1]; $which = $a->argv[1];
profile_load($a,$which); profile_load($a,$which);
return; return;
}} }}
/**
* Function: dfrn_request_post
*
* Purpose:
* Handles multiple scenarios.
*
* Scenario 1:
* Clicking 'submit' on a friend request page.
*
* Scenario 2:
* Following Scenario 1, we are brought back to our home site
* in order to link our friend request with our own server cell.
* After logging in, we click 'submit' to approve the linkage.
*
*/
if(! function_exists('dfrn_request_post')) { if(! function_exists('dfrn_request_post')) {
function dfrn_request_post(&$a) { function dfrn_request_post(&$a) {
@ -24,24 +48,34 @@ function dfrn_request_post(&$a) {
} }
// 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: * 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)) { if((x($_POST,'localconfirm')) && ($_POST['localconfirm'] == 1)) {
// Ensure this is a valid request /**
* Ensure this is a valid request
*/
if(local_user() && ($a->user['nickname'] == $a->argv[1]) && (x($_POST,'dfrn_url'))) { if(local_user() && ($a->user['nickname'] == $a->argv[1]) && (x($_POST,'dfrn_url'))) {
$dfrn_url = notags(trim($_POST['dfrn_url'])); $dfrn_url = notags(trim($_POST['dfrn_url']));
$aes_allow = (((x($_POST,'aes_allow')) && ($_POST['aes_allow'] == 1)) ? 1 : 0); $aes_allow = (((x($_POST,'aes_allow')) && ($_POST['aes_allow'] == 1)) ? 1 : 0);
$confirm_key = ((x($_POST,'confirm_key')) ? $_POST['confirm_key'] : ""); $confirm_key = ((x($_POST,'confirm_key')) ? $_POST['confirm_key'] : "");
$contact_record = null; $contact_record = null;
if(x($dfrn_url)) { 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' AND `self` = 0 LIMIT 1", $r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `url` = '%s' AND `self` = 0 LIMIT 1",
intval(local_user()), intval(local_user()),
@ -50,6 +84,11 @@ function dfrn_request_post(&$a) {
if(count($r)) { if(count($r)) {
if(strlen($r[0]['dfrn-id'])) { if(strlen($r[0]['dfrn-id'])) {
/**
* We don't need to be here. It has already happened.
*/
notice( t("This introduction has already been accepted.") . EOL ); notice( t("This introduction has already been accepted.") . EOL );
return; return;
} }
@ -65,9 +104,12 @@ function dfrn_request_post(&$a) {
} }
else { else {
/**
* Scrape the other site's profile page to pick up the dfrn links, key, fn, and photo
*/
require_once('Scrape.php'); require_once('Scrape.php');
$parms = scrape_dfrn($dfrn_url); $parms = scrape_dfrn($dfrn_url);
if(! count($parms)) { if(! count($parms)) {
@ -88,12 +130,17 @@ function dfrn_request_post(&$a) {
} }
} }
$dfrn_request = $parms['dfrn-request']; $dfrn_request = $parms['dfrn-request'];
/********* Escape the entire array ********/
dbesc_array($parms); 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`, $r = q("INSERT INTO `contact` ( `uid`, `created`,`url`, `name`, `nick`, `photo`, `site-pubkey`,
`request`, `confirm`, `notify`, `poll`, `aes_allow`) `request`, `confirm`, `notify`, `poll`, `aes_allow`)
@ -117,14 +164,18 @@ function dfrn_request_post(&$a) {
notice( t("Introduction complete.") . EOL); notice( t("Introduction complete.") . EOL);
} }
// Allow the blocked remote notification to complete /**
* Allow the blocked remote notification to complete
*/
if(is_array($contact_record)) if(is_array($contact_record))
$dfrn_request = $contact_record['request']; $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); $s = fetch_url($dfrn_request . '?confirm_key=' . $confirm_key);
// ignore reply
// (ignore reply, nothing we can do it failed)
goaway($dfrn_url); goaway($dfrn_url);
return; // NOTREACHED return; // NOTREACHED
@ -139,23 +190,27 @@ function dfrn_request_post(&$a) {
return; // NOTREACHED return; // NOTREACHED
} }
// Otherwise: /**
* Otherwise:
// 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 * Scenario 1:
// figure out how to contact their cell. * 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
// Scrape the originating DFRN-URL for everything we need. Create a contact record * figure out how to contact their cell.
// 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. * Scrape the originating DFRN-URL for everything we need. Create a contact record
// If our user (the requestee) later confirms this request, a record of it will need * and an introduction to show our user next time he/she logs in.
// to exist on the requestor's cell in order for the confirmation process to complete.. * 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
// It's possible that neither the requestor or the requestee are logged in at the moment, * to exist on the requestor's cell in order for the confirmation process to complete..
// and the requestor does not yet have any credentials to the requestee profile. *
* It's possible that neither the requestor or the requestee are logged in at the moment,
// Who is the requestee? We've already loaded their profile which means their nickname should be * and the requestor does not yet have any credentials to the requestee profile.
// in $a->argv[1] and we should have their complete info in $a->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($a->profile))) { if(! (is_array($a->profile) && count($a->profile))) {
notice( t('Profile unavailable.') . EOL); notice( t('Profile unavailable.') . EOL);
@ -343,14 +398,14 @@ function dfrn_request_post(&$a) {
elseif($network === 'stat') { elseif($network === 'stat') {
/** /**
* *
* OStatus network * OStatus network
* Check contact existence * Check contact existence
* Try and scrape together enough information to create a contact record, with us as REL_VIP * 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 * Substitute our user's feed URL into $url template
* Send the subscriber home to subscribe * Send the subscriber home to subscribe
* *
**/ */
$url = str_replace('{uri}', $a->get_baseurl() . '/dfrn_poll/' . $nickname, $url); $url = str_replace('{uri}', $a->get_baseurl() . '/dfrn_poll/' . $nickname, $url);
goaway($url); goaway($url);