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-rw-r--r--include/follow.php17
-rw-r--r--include/network.php656
2 files changed, 378 insertions, 295 deletions
diff --git a/include/follow.php b/include/follow.php
index d98a58198..55249db2b 100644
--- a/include/follow.php
+++ b/include/follow.php
@@ -117,14 +117,25 @@ function new_contact($uid,$url,$channel,$interactive = false, $confirm = false)
}
else {
- // attempt network auto-discovery
-
$my_perms = 0;
$their_perms = 0;
$xchan_hash = '';
-
+ $r = q("select * from xchan where xchan_hash = '%s' limit 1",
+ dbesc($url)
+ );
+ if(! $r) {
+ // attempt network auto-discovery
+ if(strpos($url,'@')) {
+ $r = discover_by_webbie($url);
+ }
+ }
+ if($r) {
+ $xchan_hash = $url;
+ $their_perms = 0;
+ $my_perms = PERMS_W_STREAM|PERMS_W_MAIL;
+ }
}
diff --git a/include/network.php b/include/network.php
index e06f4f80a..83a3ea4d0 100644
--- a/include/network.php
+++ b/include/network.php
@@ -280,7 +280,7 @@ function xml_status($st, $message = '') {
function http_status_exit($val,$msg = '') {
- $err = '';
+ $err = '';
if($val >= 400)
$msg = (($msg) ? $msg : 'Error');
if($val >= 200 && $val < 300)
@@ -298,43 +298,43 @@ function http_status_exit($val,$msg = '') {
function convert_xml_element_to_array($xml_element, &$recursion_depth=0) {
- // If we're getting too deep, bail out
- if ($recursion_depth > 512) {
- return(null);
- }
-
- if (!is_string($xml_element) &&
- !is_array($xml_element) &&
- (get_class($xml_element) == 'SimpleXMLElement')) {
- $xml_element_copy = $xml_element;
- $xml_element = get_object_vars($xml_element);
- }
-
- if (is_array($xml_element)) {
- $result_array = array();
- if (count($xml_element) <= 0) {
- return (trim(strval($xml_element_copy)));
- }
-
- foreach($xml_element as $key=>$value) {
-
- $recursion_depth++;
- $result_array[strtolower($key)] =
- convert_xml_element_to_array($value, $recursion_depth);
- $recursion_depth--;
- }
- if ($recursion_depth == 0) {
- $temp_array = $result_array;
- $result_array = array(
- strtolower($xml_element_copy->getName()) => $temp_array,
- );
- }
-
- return ($result_array);
-
- } else {
- return (trim(strval($xml_element)));
- }
+ // If we're getting too deep, bail out
+ if ($recursion_depth > 512) {
+ return(null);
+ }
+
+ if (!is_string($xml_element) &&
+ !is_array($xml_element) &&
+ (get_class($xml_element) == 'SimpleXMLElement')) {
+ $xml_element_copy = $xml_element;
+ $xml_element = get_object_vars($xml_element);
+ }
+
+ if (is_array($xml_element)) {
+ $result_array = array();
+ if (count($xml_element) <= 0) {
+ return (trim(strval($xml_element_copy)));
+ }
+
+ foreach($xml_element as $key=>$value) {
+
+ $recursion_depth++;
+ $result_array[strtolower($key)] =
+ convert_xml_element_to_array($value, $recursion_depth);
+ $recursion_depth--;
+ }
+ if ($recursion_depth == 0) {
+ $temp_array = $result_array;
+ $result_array = array(
+ strtolower($xml_element_copy->getName()) => $temp_array,
+ );
+ }
+
+ return ($result_array);
+
+ } else {
+ return (trim(strval($xml_element)));
+ }
}
// Take a URL from the wild, prepend http:// if necessary
@@ -584,35 +584,35 @@ function scale_external_images($s, $include_link = true, $scale_replace = false)
*/
function xml2array($contents, $namespaces = true, $get_attributes=1, $priority = 'attribute') {
- if(!$contents) return array();
+ if(!$contents) return array();
- if(!function_exists('xml_parser_create')) {
- logger('xml2array: parser function missing');
- return array();
- }
+ if(!function_exists('xml_parser_create')) {
+ logger('xml2array: parser function missing');
+ return array();
+ }
libxml_use_internal_errors(true);
libxml_clear_errors();
if($namespaces)
- $parser = @xml_parser_create_ns("UTF-8",':');
+ $parser = @xml_parser_create_ns("UTF-8",':');
else
- $parser = @xml_parser_create();
+ $parser = @xml_parser_create();
if(! $parser) {
logger('xml2array: xml_parser_create: no resource');
return array();
}
- xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, "UTF-8");
+ xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, "UTF-8");
// http://minutillo.com/steve/weblog/2004/6/17/php-xml-and-character-encodings-a-tale-of-sadness-rage-and-data-loss
- xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, 0);
- xml_parser_set_option($parser, XML_OPTION_SKIP_WHITE, 1);
- @xml_parse_into_struct($parser, trim($contents), $xml_values);
- @xml_parser_free($parser);
+ xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, 0);
+ xml_parser_set_option($parser, XML_OPTION_SKIP_WHITE, 1);
+ @xml_parse_into_struct($parser, trim($contents), $xml_values);
+ @xml_parser_free($parser);
- if(! $xml_values) {
+ if(! $xml_values) {
logger('xml2array: libxml: parse error: ' . $contents, LOGGER_DATA);
foreach(libxml_get_errors() as $err)
logger('libxml: parse: ' . $err->code . " at " . $err->line . ":" . $err->column . " : " . $err->message, LOGGER_DATA);
@@ -620,40 +620,40 @@ function xml2array($contents, $namespaces = true, $get_attributes=1, $priority =
return;
}
- //Initializations
- $xml_array = array();
- $parents = array();
- $opened_tags = array();
- $arr = array();
-
- $current = &$xml_array; // Reference
-
- // Go through the tags.
- $repeated_tag_index = array(); // Multiple tags with same name will be turned into an array
- foreach($xml_values as $data) {
- unset($attributes,$value); // Remove existing values, or there will be trouble
-
- // This command will extract these variables into the foreach scope
- // tag(string), type(string), level(int), attributes(array).
- extract($data); // We could use the array by itself, but this cooler.
-
- $result = array();
- $attributes_data = array();
-
- if(isset($value)) {
- if($priority == 'tag') $result = $value;
- else $result['value'] = $value; // Put the value in a assoc array if we are in the 'Attribute' mode
- }
-
- //Set the attributes too.
- if(isset($attributes) and $get_attributes) {
- foreach($attributes as $attr => $val) {
- if($priority == 'tag') $attributes_data[$attr] = $val;
- else $result['@attributes'][$attr] = $val; // Set all the attributes in a array called 'attr'
- }
- }
-
- // See tag status and do the needed.
+ //Initializations
+ $xml_array = array();
+ $parents = array();
+ $opened_tags = array();
+ $arr = array();
+
+ $current = &$xml_array; // Reference
+
+ // Go through the tags.
+ $repeated_tag_index = array(); // Multiple tags with same name will be turned into an array
+ foreach($xml_values as $data) {
+ unset($attributes,$value); // Remove existing values, or there will be trouble
+
+ // This command will extract these variables into the foreach scope
+ // tag(string), type(string), level(int), attributes(array).
+ extract($data); // We could use the array by itself, but this cooler.
+
+ $result = array();
+ $attributes_data = array();
+
+ if(isset($value)) {
+ if($priority == 'tag') $result = $value;
+ else $result['value'] = $value; // Put the value in a assoc array if we are in the 'Attribute' mode
+ }
+
+ //Set the attributes too.
+ if(isset($attributes) and $get_attributes) {
+ foreach($attributes as $attr => $val) {
+ if($priority == 'tag') $attributes_data[$attr] = $val;
+ else $result['@attributes'][$attr] = $val; // Set all the attributes in a array called 'attr'
+ }
+ }
+
+ // See tag status and do the needed.
if($namespaces && strpos($tag,':')) {
$namespc = substr($tag,0,strrpos($tag,':'));
$tag = strtolower(substr($tag,strlen($namespc)+1));
@@ -662,80 +662,80 @@ function xml2array($contents, $namespaces = true, $get_attributes=1, $priority =
$tag = strtolower($tag);
if($type == "open") { // The starting of the tag '<tag>'
- $parent[$level-1] = &$current;
- if(!is_array($current) or (!in_array($tag, array_keys($current)))) { // Insert New tag
- $current[$tag] = $result;
- if($attributes_data) $current[$tag. '_attr'] = $attributes_data;
- $repeated_tag_index[$tag.'_'.$level] = 1;
-
- $current = &$current[$tag];
-
- } else { // There was another element with the same tag name
-
- if(isset($current[$tag][0])) { // If there is a 0th element it is already an array
- $current[$tag][$repeated_tag_index[$tag.'_'.$level]] = $result;
- $repeated_tag_index[$tag.'_'.$level]++;
- } else { // This section will make the value an array if multiple tags with the same name appear together
- $current[$tag] = array($current[$tag],$result); // This will combine the existing item and the new item together to make an array
- $repeated_tag_index[$tag.'_'.$level] = 2;
-
- if(isset($current[$tag.'_attr'])) { // The attribute of the last(0th) tag must be moved as well
- $current[$tag]['0_attr'] = $current[$tag.'_attr'];
- unset($current[$tag.'_attr']);
- }
-
- }
- $last_item_index = $repeated_tag_index[$tag.'_'.$level]-1;
- $current = &$current[$tag][$last_item_index];
- }
-
- } elseif($type == "complete") { // Tags that ends in 1 line '<tag />'
- //See if the key is already taken.
- if(!isset($current[$tag])) { //New Key
- $current[$tag] = $result;
- $repeated_tag_index[$tag.'_'.$level] = 1;
- if($priority == 'tag' and $attributes_data) $current[$tag. '_attr'] = $attributes_data;
-
- } else { // If taken, put all things inside a list(array)
- if(isset($current[$tag][0]) and is_array($current[$tag])) { // If it is already an array...
-
- // ...push the new element into that array.
- $current[$tag][$repeated_tag_index[$tag.'_'.$level]] = $result;
-
- if($priority == 'tag' and $get_attributes and $attributes_data) {
- $current[$tag][$repeated_tag_index[$tag.'_'.$level] . '_attr'] = $attributes_data;
- }
- $repeated_tag_index[$tag.'_'.$level]++;
-
- } else { // If it is not an array...
- $current[$tag] = array($current[$tag],$result); //...Make it an array using using the existing value and the new value
- $repeated_tag_index[$tag.'_'.$level] = 1;
- if($priority == 'tag' and $get_attributes) {
- if(isset($current[$tag.'_attr'])) { // The attribute of the last(0th) tag must be moved as well
-
- $current[$tag]['0_attr'] = $current[$tag.'_attr'];
- unset($current[$tag.'_attr']);
- }
-
- if($attributes_data) {
- $current[$tag][$repeated_tag_index[$tag.'_'.$level] . '_attr'] = $attributes_data;
- }
- }
- $repeated_tag_index[$tag.'_'.$level]++; // 0 and 1 indexes are already taken
- }
- }
-
- } elseif($type == 'close') { // End of tag '</tag>'
- $current = &$parent[$level-1];
- }
- }
-
- return($xml_array);
+ $parent[$level-1] = &$current;
+ if(!is_array($current) or (!in_array($tag, array_keys($current)))) { // Insert New tag
+ $current[$tag] = $result;
+ if($attributes_data) $current[$tag. '_attr'] = $attributes_data;
+ $repeated_tag_index[$tag.'_'.$level] = 1;
+
+ $current = &$current[$tag];
+
+ } else { // There was another element with the same tag name
+
+ if(isset($current[$tag][0])) { // If there is a 0th element it is already an array
+ $current[$tag][$repeated_tag_index[$tag.'_'.$level]] = $result;
+ $repeated_tag_index[$tag.'_'.$level]++;
+ } else { // This section will make the value an array if multiple tags with the same name appear together
+ $current[$tag] = array($current[$tag],$result); // This will combine the existing item and the new item together to make an array
+ $repeated_tag_index[$tag.'_'.$level] = 2;
+
+ if(isset($current[$tag.'_attr'])) { // The attribute of the last(0th) tag must be moved as well
+ $current[$tag]['0_attr'] = $current[$tag.'_attr'];
+ unset($current[$tag.'_attr']);
+ }
+
+ }
+ $last_item_index = $repeated_tag_index[$tag.'_'.$level]-1;
+ $current = &$current[$tag][$last_item_index];
+ }
+
+ } elseif($type == "complete") { // Tags that ends in 1 line '<tag />'
+ //See if the key is already taken.
+ if(!isset($current[$tag])) { //New Key
+ $current[$tag] = $result;
+ $repeated_tag_index[$tag.'_'.$level] = 1;
+ if($priority == 'tag' and $attributes_data) $current[$tag. '_attr'] = $attributes_data;
+
+ } else { // If taken, put all things inside a list(array)
+ if(isset($current[$tag][0]) and is_array($current[$tag])) { // If it is already an array...
+
+ // ...push the new element into that array.
+ $current[$tag][$repeated_tag_index[$tag.'_'.$level]] = $result;
+
+ if($priority == 'tag' and $get_attributes and $attributes_data) {
+ $current[$tag][$repeated_tag_index[$tag.'_'.$level] . '_attr'] = $attributes_data;
+ }
+ $repeated_tag_index[$tag.'_'.$level]++;
+
+ } else { // If it is not an array...
+ $current[$tag] = array($current[$tag],$result); //...Make it an array using using the existing value and the new value
+ $repeated_tag_index[$tag.'_'.$level] = 1;
+ if($priority == 'tag' and $get_attributes) {
+ if(isset($current[$tag.'_attr'])) { // The attribute of the last(0th) tag must be moved as well
+
+ $current[$tag]['0_attr'] = $current[$tag.'_attr'];
+ unset($current[$tag.'_attr']);
+ }
+
+ if($attributes_data) {
+ $current[$tag][$repeated_tag_index[$tag.'_'.$level] . '_attr'] = $attributes_data;
+ }
+ }
+ $repeated_tag_index[$tag.'_'.$level]++; // 0 and 1 indexes are already taken
+ }
+ }
+
+ } elseif($type == 'close') { // End of tag '</tag>'
+ $current = &$parent[$level-1];
+ }
+ }
+
+ return($xml_array);
}
function email_header_encode($in_str, $charset = 'UTF-8') {
- $out_str = $in_str;
+ $out_str = $in_str;
$need_to_convert = false;
for($x = 0; $x < strlen($in_str); $x ++) {
@@ -747,42 +747,42 @@ function email_header_encode($in_str, $charset = 'UTF-8') {
if(! $need_to_convert)
return $in_str;
- if ($out_str && $charset) {
-
- // define start delimimter, end delimiter and spacer
- $end = "?=";
- $start = "=?" . $charset . "?B?";
- $spacer = $end . "\r\n " . $start;
-
- // determine length of encoded text within chunks
- // and ensure length is even
- $length = 75 - strlen($start) - strlen($end);
-
- /*
- [EDIT BY danbrown AT php DOT net: The following
- is a bugfix provided by (gardan AT gmx DOT de)
- on 31-MAR-2005 with the following note:
- "This means: $length should not be even,
- but divisible by 4. The reason is that in
- base64-encoding 3 8-bit-chars are represented
- by 4 6-bit-chars. These 4 chars must not be
- split between two encoded words, according
- to RFC-2047.
- */
- $length = $length - ($length % 4);
-
- // encode the string and split it into chunks
- // with spacers after each chunk
- $out_str = base64_encode($out_str);
- $out_str = chunk_split($out_str, $length, $spacer);
-
- // remove trailing spacer and
- // add start and end delimiters
- $spacer = preg_quote($spacer,'/');
- $out_str = preg_replace("/" . $spacer . "$/", "", $out_str);
- $out_str = $start . $out_str . $end;
- }
- return $out_str;
+ if ($out_str && $charset) {
+
+ // define start delimimter, end delimiter and spacer
+ $end = "?=";
+ $start = "=?" . $charset . "?B?";
+ $spacer = $end . "\r\n " . $start;
+
+ // determine length of encoded text within chunks
+ // and ensure length is even
+ $length = 75 - strlen($start) - strlen($end);
+
+ /*
+ [EDIT BY danbrown AT php DOT net: The following
+ is a bugfix provided by (gardan AT gmx DOT de)
+ on 31-MAR-2005 with the following note:
+ "This means: $length should not be even,
+ but divisible by 4. The reason is that in
+ base64-encoding 3 8-bit-chars are represented
+ by 4 6-bit-chars. These 4 chars must not be
+ split between two encoded words, according
+ to RFC-2047.
+ */
+ $length = $length - ($length % 4);
+
+ // encode the string and split it into chunks
+ // with spacers after each chunk
+ $out_str = base64_encode($out_str);
+ $out_str = chunk_split($out_str, $length, $spacer);
+
+ // remove trailing spacer and
+ // add start and end delimiters
+ $spacer = preg_quote($spacer,'/');
+ $out_str = preg_replace("/" . $spacer . "$/", "", $out_str);
+ $out_str = $start . $out_str . $end;
+ }
+ return $out_str;
}
function email_send($addr, $subject, $headers, $item) {
@@ -793,7 +793,7 @@ function email_send($addr, $subject, $headers, $item) {
$part = uniqid("", true);
- $html = prepare_body($item);
+ $html = prepare_body($item);
$headers .= "Mime-Version: 1.0\n";
$headers .= 'Content-Type: multipart/alternative; boundary="=_'.$part.'"'."\n\n";
@@ -822,11 +822,13 @@ function email_send($addr, $subject, $headers, $item) {
function discover_by_webbie($webbie) {
require_once('library/HTML5/Parser.php');
+ $webbie = strtolower($webbie);
+
$x = webfinger_rfc7033($webbie);
if($x && array_key_exists('links',$x) && $x['links']) {
foreach($x['links'] as $link) {
if(array_key_exists('rel',$link) && $link['rel'] == 'http://purl.org/zot/protocol') {
- logger('discover_by_webbie: zot found for ' . $webbie);
+ logger('discover_by_webbie: zot found for ' . $webbie, LOGGER_DEBUG);
$z = z_fetch_url($link['href']);
if($z['success']) {
$j = json_decode($z['body'],true);
@@ -838,12 +840,12 @@ function discover_by_webbie($webbie) {
}
$result = array();
- $network = null;
- $diaspora = false;
+ $network = null;
+ $diaspora = false;
- $diaspora_base = '';
- $diaspora_guid = '';
- $diaspora_key = '';
+ $diaspora_base = '';
+ $diaspora_guid = '';
+ $diaspora_key = '';
$dfrn = false;
$x = old_webfinger($webbie);
@@ -881,48 +883,118 @@ function discover_by_webbie($webbie) {
}
if($diaspora && $diaspora_base && $diaspora_guid) {
- $notify = $diaspora_base . 'receive/users/' . $diaspora_guid;
- $batch = $diaspora_base . 'receive/public' ;
- if(strpos($webbie,'@'))
- $addr = str_replace('acct:', '', $webbie);
+ $guid = $diaspora_guid;
+ $diaspora_base = trim($diaspora_base,'/');
+
+ $notify = $diaspora_base . '/receive';
+
+// // '/users/' . $diaspora_guid;
+// $batch = $diaspora_base . '/receive/public' ;
+ if(strpos($webbie,'@')) {
+ $addr = str_replace('acct:', '', $webbie);
+ $hostname = substr($webbie,strpos($webbie,'@')+1);
+ }
$network = 'diaspora';
+ // until we get a dfrn layer, we'll use diaspora protocols for Friendica,
+ // but give it a different network so we can go back and fix these when we get proper support.
+ // It really should be just 'friendica' but we also want to distinguish
+ // between Friendica sites that we can use D* protocols with and those we can't.
+ // Some Friendica sites will have Diaspora disabled.
if($dfrn)
- $network = 'f-diaspora';
- if($hcard)
+ $network = 'friendica-over-diaspora';
+ if($hcard) {
$vcard = scrape_vcard($hcard);
+ $vcard['nick'] = substr($webbie,0,strpos($webbie,'@'));
+ }
+
+ $r = q("select * from xchan where xchan_hash = '%s' limit 1",
+ dbesc($webbie)
+ );
+ if($r)
+ return true;
+
+ $r = q("insert into xchan ( xchan_hash, xchan_guid, xchan_pubkey, xchan_addr, xchan_url, xchan_name, xchan_network, xchan_instance_url, xchan_name_date ) values ('%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s') ",
+ dbesc($addr),
+ dbesc($guid),
+ dbesc($pubkey),
+ dbesc($addr),
+ dbesc($profile),
+ dbesc($vcard['fn']),
+ dbesc($network),
+ dbesc(z_root()),
+ dbesc(datetime_convert())
+ );
+
+ $r = q("select * from hubloc where hubloc_hash = '%s' limit 1",
+ dbesc($webbie)
+ );
+ if(! $r) {
+ $r = q("insert into hubloc ( hubloc_guid, hubloc_hash, hubloc_addr, hubloc_network, hubloc_url, hubloc_host, hubloc_callback, hubloc_updated ) values ('%s','%s','%s','%s','%s','%s','%s','%s')",
+ dbesc($guid),
+ dbesc($addr),
+ dbesc($addr),
+ dbesc($network),
+ dbesc(trim($diaspora_base,'/')),
+ dbesc($hostname),
+ dbesc($notify),
+ dbesc(datetime_convert())
+ );
+ }
+ $photos = import_profile_photo($vcard['photo'],$addr);
+ $r = q("update xchan set xchan_photo_date = '%s', xchan_photo_l = '%s', xchan_photo_m = '%s', xchan_photo_s = '%s', xchan_photo_mimetype = '%s' where xchan_hash = '%s' limit 1",
+ dbesc(datetime_convert('UTC','UTC',$arr['photo_updated'])),
+ dbesc($photos[0]),
+ dbesc($photos[1]),
+ dbesc($photos[2]),
+ dbesc($photos[3]),
+ dbesc($addr)
+ );
+ return true;
+
}
- $vcard['fn'] = notags($vcard['fn']);
- $vcard['nick'] = str_replace(' ','',notags($vcard['nick']));
-
- $result['name'] = $vcard['fn'];
- $result['nick'] = $vcard['nick'];
- $result['url'] = $profile;
- $result['addr'] = $addr;
- $result['batch'] = $batch;
- $result['notify'] = $notify;
- $result['poll'] = $poll;
- $result['request'] = $request;
- $result['confirm'] = $confirm;
- $result['poco'] = $poco;
- $result['photo'] = $vcard['photo'];
- $result['priority'] = $priority;
- $result['network'] = $network;
- $result['alias'] = $alias;
- $result['pubkey'] = $pubkey;
-
- logger('probe_url: ' . print_r($result,true), LOGGER_DEBUG);
-
- return $result;
+ return false;
+
/*
+ $vcard['fn'] = notags($vcard['fn']);
+ $vcard['nick'] = str_replace(' ','',notags($vcard['nick']));
+
+ $result['name'] = $vcard['fn'];
+ $result['nick'] = $vcard['nick'];
+ $result['guid'] = $guid;
+ $result['url'] = $profile;
+ $result['hostname'] = $hostname;
+ $result['addr'] = $addr;
+ $result['batch'] = $batch;
+ $result['notify'] = $notify;
+ $result['poll'] = $poll;
+ $result['request'] = $request;
+ $result['confirm'] = $confirm;
+ $result['poco'] = $poco;
+ $result['photo'] = $vcard['photo'];
+ $result['priority'] = $priority;
+ $result['network'] = $network;
+ $result['alias'] = $alias;
+ $result['pubkey'] = $pubkey;
+
+ logger('probe_url: ' . print_r($result,true), LOGGER_DEBUG);
+
+ return $result;
+
+*/
+
+/* Sample Diaspora result.
+
Array
(
[name] => Mike Macgirvin
- [nick] => MikeMacgirvin
+ [nick] => macgirvin
+ [guid] => a9174a618f8d269a
[url] => https://joindiaspora.com/u/macgirvin
+ [hostname] => joindiaspora.com
[addr] => macgirvin@joindiaspora.com
- [batch] => https://joindiaspora.com/receive/public
- [notify] => https://joindiaspora.com/receive/users/a9174a618f8d269a
+ [batch] =>
+ [notify] => https://joindiaspora.com/receive
[poll] => https://joindiaspora.com/public/macgirvin.atom
[request] =>
[confirm] =>
@@ -996,33 +1068,33 @@ function old_webfinger($webbie) {
$links = fetch_xrd_links($pxrd);
}
return $links;
- }
+ }
}
- return array();
+ return array();
}
function fetch_lrdd_template($host) {
- $tpl = '';
-
- $url1 = 'https://' . $host . '/.well-known/host-meta' ;
- $url2 = 'http://' . $host . '/.well-known/host-meta' ;
- $links = fetch_xrd_links($url1);
- logger('fetch_lrdd_template from: ' . $url1, LOGGER_DEBUG);
- logger('template (https): ' . print_r($links,true),LOGGER_DEBUG);
- if(! count($links)) {
- logger('fetch_lrdd_template from: ' . $url2);
- $links = fetch_xrd_links($url2);
- logger('template (http): ' . print_r($links,true),LOGGER_DEBUG);
- }
- if(count($links)) {
- foreach($links as $link)
- if($link['@attributes']['rel'] && $link['@attributes']['rel'] === 'lrdd' && (!$link['@attributes']['type'] || $link['@attributes']['type'] === 'application/xrd+xml'))
- $tpl = $link['@attributes']['template'];
- }
- if(! strpos($tpl,'{uri}'))
- $tpl = '';
- return $tpl;
+ $tpl = '';
+
+ $url1 = 'https://' . $host . '/.well-known/host-meta' ;
+ $url2 = 'http://' . $host . '/.well-known/host-meta' ;
+ $links = fetch_xrd_links($url1);
+ logger('fetch_lrdd_template from: ' . $url1, LOGGER_DEBUG);
+ logger('template (https): ' . print_r($links,true),LOGGER_DEBUG);
+ if(! count($links)) {
+ logger('fetch_lrdd_template from: ' . $url2);
+ $links = fetch_xrd_links($url2);
+ logger('template (http): ' . print_r($links,true),LOGGER_DEBUG);
+ }
+ if(count($links)) {
+ foreach($links as $link)
+ if($link['@attributes']['rel'] && $link['@attributes']['rel'] === 'lrdd' && (!$link['@attributes']['type'] || $link['@attributes']['type'] === 'application/xrd+xml'))
+ $tpl = $link['@attributes']['template'];
+ }
+ if(! strpos($tpl,'{uri}'))
+ $tpl = '';
+ return $tpl;
}
@@ -1032,52 +1104,52 @@ function fetch_xrd_links($url) {
logger('fetch_xrd_links: ' . $url);
$redirects = 0;
- $x = z_fetch_url($url,false,$redirects,array('timeout' => 20));
+ $x = z_fetch_url($url,false,$redirects,array('timeout' => 20));
if(! $x['success'])
return array();
$xml = $x['body'];
- logger('fetch_xrd_links: ' . $xml, LOGGER_DATA);
-
- if ((! $xml) || (! stristr($xml,'<xrd')))
- return array();
-
- // fix diaspora's bad xml
- $xml = str_replace(array('href=&quot;','&quot;/>'),array('href="','"/>'),$xml);
-
- $h = parse_xml_string($xml);
- if(! $h)
- return array();
-
- $arr = convert_xml_element_to_array($h);
-
- $links = array();
-
- if(isset($arr['xrd']['link'])) {
- $link = $arr['xrd']['link'];
-
- if(! isset($link[0]))
- $links = array($link);
- else
- $links = $link;
- }
- if(isset($arr['xrd']['alias'])) {
- $alias = $arr['xrd']['alias'];
- if(! isset($alias[0]))
- $aliases = array($alias);
- else
- $aliases = $alias;
- if(is_array($aliases) && count($aliases)) {
- foreach($aliases as $alias) {
- $links[]['@attributes'] = array('rel' => 'alias' , 'href' => $alias);
- }
- }
- }
-
- logger('fetch_xrd_links: ' . print_r($links,true), LOGGER_DATA);
-
- return $links;
+ logger('fetch_xrd_links: ' . $xml, LOGGER_DATA);
+
+ if ((! $xml) || (! stristr($xml,'<xrd')))
+ return array();
+
+ // fix diaspora's bad xml
+ $xml = str_replace(array('href=&quot;','&quot;/>'),array('href="','"/>'),$xml);
+
+ $h = parse_xml_string($xml);
+ if(! $h)
+ return array();
+
+ $arr = convert_xml_element_to_array($h);
+
+ $links = array();
+
+ if(isset($arr['xrd']['link'])) {
+ $link = $arr['xrd']['link'];
+
+ if(! isset($link[0]))
+ $links = array($link);
+ else
+ $links = $link;
+ }
+ if(isset($arr['xrd']['alias'])) {
+ $alias = $arr['xrd']['alias'];
+ if(! isset($alias[0]))
+ $aliases = array($alias);
+ else
+ $aliases = $alias;
+ if(is_array($aliases) && count($aliases)) {
+ foreach($aliases as $alias) {
+ $links[]['@attributes'] = array('rel' => 'alias' , 'href' => $alias);
+ }
+ }
+ }
+
+ logger('fetch_xrd_links: ' . print_r($links,true), LOGGER_DATA);
+
+ return $links;
}