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-rw-r--r--include/Scrape.php111
-rw-r--r--include/diaspora.php87
-rw-r--r--include/network.php21
3 files changed, 150 insertions, 69 deletions
diff --git a/include/Scrape.php b/include/Scrape.php
index dbd98c9ec..1c9fe7d45 100644
--- a/include/Scrape.php
+++ b/include/Scrape.php
@@ -44,8 +44,9 @@ function scrape_dfrn($url) {
$x = $item->getAttribute('rel');
if(($x === 'alternate') && ($item->getAttribute('type') === 'application/atom+xml'))
$ret['feed_atom'] = $item->getAttribute('href');
- if(substr($x,0,5) == "dfrn-")
+ if(substr($x,0,5) == "dfrn-") {
$ret[$x] = $item->getAttribute('href');
+ }
if($x === 'lrdd') {
$decoded = urldecode($item->getAttribute('href'));
if(preg_match('/acct:([^@]*)@/',$decoded,$matches))
@@ -55,17 +56,28 @@ function scrape_dfrn($url) {
// Pull out hCard profile elements
+ $largest_photo = 0;
+
$items = $dom->getElementsByTagName('*');
foreach($items as $item) {
if(attribute_contains($item->getAttribute('class'), 'vcard')) {
$level2 = $item->getElementsByTagName('*');
foreach($level2 as $x) {
- if(attribute_contains($x->getAttribute('class'),'fn'))
+ if(attribute_contains($x->getAttribute('class'),'fn')) {
$ret['fn'] = $x->textContent;
- if(attribute_contains($x->getAttribute('class'),'photo'))
- $ret['photo'] = $x->getAttribute('src');
- if(attribute_contains($x->getAttribute('class'),'key'))
+ }
+ if((attribute_contains($x->getAttribute('class'),'photo'))
+ || (attribute_contains($x->getAttribute('class'),'avatar'))) {
+ $size = intval($x->getAttribute('width'));
+ // dfrn prefers 175, so if we find this, we set largest_size so it can't be topped.
+ if(($size > $largest_photo) || ($size == 175) || (! $largest_photo)) {
+ $ret['photo'] = $x->getAttribute('src');
+ $largest_photo = (($size == 175) ? 9999 : $size);
+ }
+ }
+ if(attribute_contains($x->getAttribute('class'),'key')) {
$ret['key'] = $x->textContent;
+ }
}
}
}
@@ -190,8 +202,9 @@ function scrape_vcard($url) {
}
}
if((attribute_contains($x->getAttribute('class'),'nickname'))
- || (attribute_contains($x->getAttribute('class'),'uid')))
+ || (attribute_contains($x->getAttribute('class'),'uid'))) {
$ret['nick'] = $x->textContent;
+ }
}
}
}
@@ -289,7 +302,29 @@ function scrape_feed($url) {
}}
-function probe_url($url) {
+/**
+ *
+ * Probe a network address to discover what kind of protocols we need to communicate with it.
+ *
+ * Warning: this function is a bit touchy and there are some subtle dependencies within the logic flow.
+ * Edit with care.
+ *
+ */
+
+/**
+ *
+ * PROBE_DIASPORA has a bias towards returning Diaspora information
+ * while PROBE_NORMAL has a bias towards dfrn/zot - in the case where
+ * an address (such as a Friendika address) supports more than one type
+ * of network.
+ *
+ */
+
+
+define ( 'PROBE_NORMAL', 0);
+define ( 'PROBE_DIASPORA', 1);
+
+function probe_url($url, $mode = PROBE_NORMAL) {
require_once('include/email.php');
$result = array();
@@ -366,7 +401,7 @@ function probe_url($url) {
}
}
}
- else {
+ elseif($mode == PROBE_NORMAL) {
// Check email
@@ -411,38 +446,46 @@ function probe_url($url) {
}
}
- if(strlen($zot)) {
- $s = fetch_url($zot);
- if($s) {
- $j = json_decode($s);
- if($j) {
- $network = NETWORK_ZOT;
- $vcard = array(
- 'fn' => $j->fullname,
- 'nick' => $j->nickname,
- 'photo' => $j->photo
- );
- $profile = $j->url;
- $notify = $j->post;
- $pubkey = $j->pubkey;
- $poll = 'N/A';
+ if($mode == PROBE_NORMAL) {
+ if(strlen($zot)) {
+ $s = fetch_url($zot);
+ if($s) {
+ $j = json_decode($s);
+ if($j) {
+ $network = NETWORK_ZOT;
+ $vcard = array(
+ 'fn' => $j->fullname,
+ 'nick' => $j->nickname,
+ 'photo' => $j->photo
+ );
+ $profile = $j->url;
+ $notify = $j->post;
+ $pubkey = $j->pubkey;
+ $poll = 'N/A';
+ }
}
}
- }
- if(strlen($dfrn)) {
- $ret = scrape_dfrn($dfrn);
- if(is_array($ret) && x($ret,'dfrn-request')) {
- $network = NETWORK_DFRN;
- $request = $ret['dfrn-request'];
- $confirm = $ret['dfrn-confirm'];
- $notify = $ret['dfrn-notify'];
- $poll = $ret['dfrn-poll'];
+ if(strlen($dfrn)) {
+ $ret = scrape_dfrn($dfrn);
+ if(is_array($ret) && x($ret,'dfrn-request')) {
+ $network = NETWORK_DFRN;
+ $request = $ret['dfrn-request'];
+ $confirm = $ret['dfrn-confirm'];
+ $notify = $ret['dfrn-notify'];
+ $poll = $ret['dfrn-poll'];
+
+ $vcard = array();
+ $vcard['fn'] = $ret['fn'];
+ $vcard['nick'] = $ret['nick'];
+ $vcard['photo'] = $ret['photo'];
+ }
}
}
if($diaspora && $diaspora_base && $diaspora_guid) {
- $notify = $diaspora_base . 'receive/post/' . $diaspora_guid;
+ if($mode == PROBE_DIASPORA || ! $notify)
+ $notify = $diaspora_base . 'receive/post/' . $diaspora_guid;
if(strpos($url,'@'))
$addr = str_replace('acct:', '', $url);
}
@@ -454,7 +497,7 @@ function probe_url($url) {
$network = NETWORK_OSTATUS;
$priority = 0;
- if($hcard) {
+ if($hcard && ! $vcard) {
$vcard = scrape_vcard($hcard);
// Google doesn't use absolute url in profile photos
diff --git a/include/diaspora.php b/include/diaspora.php
index e089e3f04..6fe08dcd0 100644
--- a/include/diaspora.php
+++ b/include/diaspora.php
@@ -4,25 +4,11 @@ require_once('include/crypto.php');
require_once('include/items.php');
function get_diaspora_key($uri) {
- $key = '';
-
logger('Fetching diaspora key for: ' . $uri);
- $arr = lrdd($uri);
-
- if(is_array($arr)) {
- foreach($arr as $a) {
- if($a['@attributes']['rel'] === 'diaspora-public-key') {
- $key = base64_decode($a['@attributes']['href']);
- }
- }
- }
- else {
- return '';
- }
-
- if($key)
- return rsatopem($key);
+ $r = find_diaspora_person_by_handle($uri);
+ if($r)
+ return $r['pubkey'];
return '';
}
@@ -218,7 +204,7 @@ function diaspora_decode($importer,$xml) {
$encoding = $base->encoding;
$alg = $base->alg;
- // Diaspora devs: I can't even begin to tell you how sucky this is. Read the freaking spec.
+ // Diaspora devs: I can't even begin to tell you how sucky this is. Please read the spec.
$signed_data = $data . (($data[-1] != "\n") ? "\n" : '') . '.' . base64url_encode($type) . "\n" . '.' . base64url_encode($encoding) . "\n" . '.' . base64url_encode($alg) . "\n";
@@ -278,21 +264,33 @@ function diaspora_get_contact_by_handle($uid,$handle) {
return false;
}
-function find_person_by_handle($handle) {
- // we don't care about the uid, we just want to save an expensive webfinger probe
- $r = q("select * from contact where network = '%s' and addr = '%s' LIMIT 1",
- dbesc(NETWORK_DIASPORA),
- dbesc($handle)
- );
- if(count($r))
+function find_diaspora_person_by_handle($handle) {
+ $r = q("select * from fcontact where network = '%s' and addr = '%s' limit 1",
+ dbesc(NETWORK_DIASPORA),
+ dbesc($handle)
+ );
+ if(count($r)) {
+ // update record occasionally so it doesn't get stale
+ $d = strtotime($r[0]['updated'] . ' +00:00');
+ if($d < strtotime('now - 14 days')) {
+ q("delete from fcontact where id = %d limit 1",
+ intval($r[0]['id'])
+ );
+ }
+ else
return $r[0];
- $r = probe_url($handle);
- // need to cached this, perhaps in fcontact
- if(count($r))
- return ($r);
- return false;
+ }
+ require_once('include/Scrape.php');
+ $r = probe_url($handle, PROBE_DIASPORA);
+ if((count($r)) && ($r['network'] === NETWORK_DIASPORA)) {
+ add_fcontact($r);
+ return ($r);
+ }
+ return false;
}
+
+
function diaspora_request($importer,$xml) {
$sender_handle = unxmlify($xml->sender_handle);
@@ -497,7 +495,7 @@ function diaspora_comment($importer,$xml,$msg) {
$key = $msg['key'];
}
else {
- $person = find_person_by_handle($diaspora_handle);
+ $person = find_diaspora_person_by_handle($diaspora_handle);
if(is_array($person) && x($person,'pubkey'))
$key = $person['pubkey'];
@@ -512,6 +510,7 @@ function diaspora_comment($importer,$xml,$msg) {
return;
}
+
if($parent_author_signature) {
$owner_signed_data = $guid . ';' . $parent_guid . ';' . $text . ';' . $msg['author'];
@@ -578,8 +577,18 @@ function diaspora_comment($importer,$xml,$msg) {
$datarray['author-avatar'] = ((x($person,'thumb')) ? $person['thumb'] : $person['photo']);
$datarray['body'] = $body;
- item_store($datarray);
+ $message_id = item_store($datarray);
+ if(! $parent_author_signature) {
+ q("insert into sign (`iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ",
+ intval($message_id),
+ dbesc($author_signed_data),
+ dbesc(base64_encode($author_signature)),
+ dbesc($diaspora_handle)
+ );
+ }
+
+ // notify others
return;
}
@@ -654,7 +663,7 @@ function diaspora_like($importer,$xml,$msg) {
$key = $msg['key'];
}
else {
- $person = find_person_by_handle($diaspora_handle);
+ $person = find_diaspora_person_by_handle($diaspora_handle);
if(is_array($person) && x($person,'pubkey'))
$key = $person['pubkey'];
else {
@@ -736,12 +745,20 @@ EOT;
$arr['unseen'] = 1;
$arr['last-child'] = 0;
- $post_id = item_store($arr);
+ $message_id = item_store($arr);
+ if(! $parent_author_signature) {
+ q("insert into sign (`iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ",
+ intval($message_id),
+ dbesc($author_signed_data),
+ dbesc(base64_encode($author_signature)),
+ dbesc($diaspora_handle)
+ );
+ }
// FIXME send notification
-
+ return;
}
function diaspora_retraction($importer,$xml) {
diff --git a/include/network.php b/include/network.php
index bbf1d6a63..ade8a40ac 100644
--- a/include/network.php
+++ b/include/network.php
@@ -693,3 +693,24 @@ function parse_xml_string($s,$strict = true) {
}
return $x;
}}
+
+function add_fcontact($arr) {
+
+ $r = q("insert into fcontact ( `url`,`name`,`photo`,`request`,`nick`,`addr`,
+ `notify`,`poll`,`confirm`,`network`,`alias`,`pubkey` )
+ values('%s','%s','%s','%s','%s','%s','%s','%s','%s','%s','%s','%s')",
+ dbesc($arr['url']),
+ dbesc($arr['name']),
+ dbesc($arr['photo']),
+ dbesc($arr['request']),
+ dbesc($arr['nick']),
+ dbesc($arr['addr']),
+ dbesc($arr['notify']),
+ dbesc($arr['poll']),
+ dbesc($arr['confirm']),
+ dbesc($arr['network']),
+ dbesc($arr['alias']),
+ dbesc($arr['pubkey'])
+ );
+ return $r;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2025-02-02 16:20:14 +0000