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authorFriendika <info@friendika.com>2011-09-26 02:25:43 -0700
committerFriendika <info@friendika.com>2011-09-26 02:25:43 -0700
commit116fc7fcf216c5f962bc9c2238a9d6a3a21e436f (patch)
tree77c332ae172620b7c3bd99878c9e4fdaca8e019f /include/zotfns.php
parent428e6766411d2c6708ad25f726c4bcf1d64af1cc (diff)
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zot endpoint
Diffstat (limited to 'include/zotfns.php')
-rw-r--r--include/zotfns.php195
1 files changed, 0 insertions, 195 deletions
diff --git a/include/zotfns.php b/include/zotfns.php
deleted file mode 100644
index b23fce82a..000000000
--- a/include/zotfns.php
+++ /dev/null
@@ -1,195 +0,0 @@
-<?php
-
-
-require_once('include/salmon.php');
-require_once('include/crypto.php');
-
-
-function zot_get($url,$args) {
- $argstr = '';
- foreach($args as $k => $v) {
- if($argstr)
- $argstr .= '&';
- $argstr .= $k . '=' . $v;
- }
- $s = fetch_url($url . '?' . $argstr);
- if($s) {
- $j = json_decode($s);
- if($j)
- return($j);
- }
- return false;
-}
-
-function zot_post($url,$args) {
- $s = post_url($url,$args);
- if($s) {
- $j = json_decode($s);
- if($j)
- return($j);
- }
- return false;
-}
-
-
-function zot_prv_encode($s,$prvkey) {
- $x = '';
- $res = openssl_private_encrypt($s,$x,$prvkey);
- return base64url_encode($y);
-}
-function zot_pub_encode($s,$pubkey) {
- $x = '';
- $res = openssl_public_encrypt($s,$x,$pubkey);
- return base64url_encode($x);
-}
-
-function zot_prv_decode($s,$prvkey) {
- $s = base64url_decode($s);
- $x = '';
- openssl_private_decrypt($s,$x,$prvkey);
- return $x;
-}
-
-function zot_pub_decode($s,$pubkey) {
- $s = base64url_decode($s);
- $x = '';
- openssl_public_decrypt($s,$x,$pubkey);
- return $x;
-}
-
-
-function zot_getzid($url,$myaddress,$myprvkey) {
- $ret = array();
- $j = zot_get($url,array('sender' => $myaddress));
- if($j->zid_encoded)
- $ret['zid'] = zot_prv_decode($j->zid_encoded,$myprvkey);
- if($j->zkey_encoded)
- $ret['zkey'] = zot_prv_decode($j->zkey_encoded,$myprvkey);
- return $ret;
-}
-
-function zot_post_init($url,$zid,$myprvkey,$theirpubkey) {
- $ret = array();
-
- $zinit = random_string(32);
-
- $j = zot_get($url,array('zid' => $zid,'zinit' => $zinit));
-
- $a = get_app();
- if(! $a->get_curl_code())
- return ZCURL_TIMEOUT;
- if(! $j->zinit) {
- logger('zot_post_init: no zinit returned.');
- return false;
- }
- if(zot_pub_decode($j->zinit,$thierpubkey) !== $zinit) {
- logger('zot_post_init: incorrect zinit returned.');
- return false;
- }
-
- if($j->challenge) {
- $s = zot_prv_decode($j->challenge,$myprvkey);
- $s1 = substr($s,0,strpos($s,'.'));
- if($s1 != $zid) {
- logger("zot_post_init: incorrect zid returned");
- return false;
- }
- $ret['result'] = substr($s,strpos($s,'.') + 1);
- $ret['perms'] = $j->perms;
- }
- return $ret;
-}
-
-
-function zot_encrypt_data($data,&$key) {
- $key = random_string();
- return aes_encrypt($data,$key);
-}
-
-
-// encrypt the data prior to calling this function so it only need be done once per message
-// regardless of the number of recipients.
-
-function zot_post_data($url,$zid,$myprvkey,$theirpubkey,$encrypted_data,$key, $intro = false) {
- $i = zot_post_init($url,$zid,$myprvkey,$theirpubkey);
- if($i === ZCURL_TIMEOUT)
- return ZCURL_TIMEOUT;
-
- if((! $i) || (! array_key_exists('perms',$i)) || (! array_key_exists('result',$i)))
- return false;
- if((! stristr($i['perms'],'post')) && ($intro === false)) {
- logger("zot_post_data: no permission to post: url=$url zid=$zid");
- return false;
- }
- $p = array();
- $p['zid'] = $zid;
- $p['result'] = zot_pub_encode($i['result'],$theirpubkey);
- $p['aes_key'] = zot_prv_encode($key,$myprvkey);
- $p['data'] = $encrypted_data;
- $s = zot_post($url,$p);
- $a = get_app();
- if(! $a->get_curl_code())
- return ZCURL_TIMEOUT;
-
- if($s) {
- $j = json_decode($s);
- return $j;
- }
- return false;
-}
-
-function zot_deliver($recipients,$myprvkey,$data) {
-
- if(is_array($recipients) && count($recipients)) {
-
- $key = '';
- $encrypted = zot_encrypt_data($data,$key);
-
-
- foreach($recipients as $r) {
- $result = zot_post_data(
- $r['post'],
- $r['zid'],
- $myprvkey,
- $r['pubkey'],
- $encrypted,
- $key
- );
- if($result === false) {
- // post failed
- logger('zot_deliver: failed: ' . print_r($r,true));
- }
- elseif($result === ZCURL_TIMEOUT) {
- // queue for redelivery
- }
- elseif($result->error) {
- // failed at other end
- logger('zot_deliver: remote failure: ' . $result->error . ' ' . print_r($r,true));
- }
- elseif($result->success) {
- logger('zot_deliver: success ' . print_r($r,true, LOGGER_DEBUG));
- }
- else
- logger('zot_deliver: unknown failure.');
- }
- }
-}
-
-
-function zot_new_contact($user,$cc) {
-
- $zid = random_string(32);
- $zkey = random_string(32);
-
- logger("zot_new_contact: zid=$zid zkey=$zkey uid={$user['uid']} " . print_r($cc,true));
-
- $ret = array();
- $ret['zid_encoded'] = zot_pub_encode($zid,$cc['pubkey']);
- $ret['zkey_encoded'] = zot_pub_encode($zkey,$cc['pubkey']);
- return $ret;
-
-
-
-
-
-} \ No newline at end of file