X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=include%2FScrape.php;h=4f9d675c1801309f5d11fee3a6bd2a79b28ea21e;hb=3af7cff281d0a0af6759340684adb75723b34071;hp=1a9c03c8eccb99adc362b0a8a674552e8906b19a;hpb=150830d38c2191d2e55a373043af176208d4b430;p=friendica.git diff --git a/include/Scrape.php b/include/Scrape.php index 1a9c03c8ec..4f9d675c18 100644 --- a/include/Scrape.php +++ b/include/Scrape.php @@ -1,9 +1,10 @@ get_curl_headers(); logger('scrape_dfrn: headers=' . $headers, LOGGER_DEBUG); $lines = explode("\n",$headers); if(count($lines)) { - foreach($lines as $line) { + foreach($lines as $line) { // don't try and run feeds through the html5 parser if(stristr($line,'content-type:') && ((stristr($line,'application/atom+xml')) || (stristr($line,'application/rss+xml')))) return ret; } } - - $dom = HTML5_Parser::parse($s); + try { + $dom = HTML5_Parser::parse($s); + } catch (DOMException $e) { + logger('scrape_dfrn: parse error: ' . $e); + } if(! $dom) return $ret; @@ -43,8 +54,9 @@ function scrape_dfrn($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)) @@ -54,17 +66,28 @@ 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'] = $x->textContent; + } } } } @@ -104,7 +127,7 @@ function scrape_meta($url) { $s = fetch_url($url); - if(! $s) + if(! $s) return $ret; $headers = $a->get_curl_headers(); @@ -112,16 +135,18 @@ function scrape_meta($url) { $lines = explode("\n",$headers); if(count($lines)) { - foreach($lines as $line) { + foreach($lines as $line) { // don't try and run feeds through the html5 parser if(stristr($line,'content-type:') && ((stristr($line,'application/atom+xml')) || (stristr($line,'application/rss+xml')))) return ret; } } - - - $dom = HTML5_Parser::parse($s); + try { + $dom = HTML5_Parser::parse($s); + } catch (DOMException $e) { + logger('scrape_meta: parse error: ' . $e); + } if(! $dom) return $ret; @@ -151,26 +176,32 @@ function scrape_vcard($url) { $s = fetch_url($url); - if(! $s) + if(! $s) return $ret; $headers = $a->get_curl_headers(); $lines = explode("\n",$headers); if(count($lines)) { - foreach($lines as $line) { + foreach($lines as $line) { // don't try and run feeds through the html5 parser if(stristr($line,'content-type:') && ((stristr($line,'application/atom+xml')) || (stristr($line,'application/rss+xml')))) return ret; } } - $dom = HTML5_Parser::parse($s); + try { + $dom = HTML5_Parser::parse($s); + } catch (DOMException $e) { + logger('scrape_vcard: parse error: ' . $e); + } if(! $dom) return $ret; // Pull out hCard profile elements + $largest_photo = 0; + $items = $dom->getElementsByTagName('*'); foreach($items as $item) { if(attribute_contains($item->getAttribute('class'), 'vcard')) { @@ -179,11 +210,17 @@ function scrape_vcard($url) { if(attribute_contains($x->getAttribute('class'),'fn')) $ret['fn'] = $x->textContent; if((attribute_contains($x->getAttribute('class'),'photo')) - || (attribute_contains($x->getAttribute('class'),'avatar'))) - $ret['photo'] = $x->getAttribute('src'); + || (attribute_contains($x->getAttribute('class'),'avatar'))) { + $size = intval($x->getAttribute('width')); + if(($size > $largest_photo) || (! $largest_photo)) { + $ret['photo'] = $x->getAttribute('src'); + $largest_photo = $size; + } + } if((attribute_contains($x->getAttribute('class'),'nickname')) - || (attribute_contains($x->getAttribute('class'),'uid'))) + || (attribute_contains($x->getAttribute('class'),'uid'))) { $ret['nick'] = $x->textContent; + } } } } @@ -200,77 +237,72 @@ function scrape_feed($url) { $ret = array(); $s = fetch_url($url); - if(! $s) + $headers = $a->get_curl_headers(); + $code = $a->get_curl_code(); + + logger('scrape_feed: returns: ' . $code . ' headers=' . $headers, LOGGER_DEBUG); + + if(! $s) { + logger('scrape_feed: no data returned for ' . $url); return $ret; + } - $headers = $a->get_curl_headers(); - logger('scrape_feed: headers=' . $headers, LOGGER_DEBUG); $lines = explode("\n",$headers); if(count($lines)) { - foreach($lines as $line) { + foreach($lines as $line) { if(stristr($line,'content-type:')) { if(stristr($line,'application/atom+xml') || stristr($s,'')) { + $ret['feed_rss'] = $url; + return $ret; + } } - $dom = HTML5_Parser::parse($s); - - if(! $dom) - return $ret; + $basename = implode('/', array_slice(explode('/',$url),0,3)) . '/'; + $doc = new DOMDocument(); + @$doc->loadHTML($s); + $xpath = new DomXPath($doc); - $items = $dom->getElementsByTagName('img'); + $base = $xpath->query("//base"); + foreach ($base as $node) { + $attr = array(); - // get img elements (twitter) + if ($node->attributes->length) + foreach ($node->attributes as $attribute) + $attr[$attribute->name] = $attribute->value; - if($items) { - foreach($items as $item) { - $x = $item->getAttribute('id'); - if($x === 'profile-image') { - $ret['photo'] = $item->getAttribute('src'); - } - } + if ($attr["href"] != "") + $basename = $attr["href"] ; } + $list = $xpath->query("//link"); + foreach ($list as $node) { + $attr = array(); - $head = $dom->getElementsByTagName('base'); - if($head) { - foreach($head as $head0) { - $basename = $head0->getAttribute('href'); - break; - } - } - if(! $basename) - $basename = substr($url,0,strrpos($url,'/')) . '/'; - - $items = $dom->getElementsByTagName('link'); + if ($node->attributes->length) + foreach ($node->attributes as $attribute) + $attr[$attribute->name] = $attribute->value; - // get Atom/RSS link elements, take the first one of either. + if (($attr["rel"] == "alternate") AND ($attr["type"] == "application/atom+xml")) + $ret["feed_atom"] = $attr["href"]; - if($items) { - foreach($items as $item) { - $x = $item->getAttribute('rel'); - if(($x === 'alternate') && ($item->getAttribute('type') === 'application/atom+xml')) { - if(! x($ret,'feed_atom')) - $ret['feed_atom'] = $item->getAttribute('href'); - } - if(($x === 'alternate') && ($item->getAttribute('type') === 'application/rss+xml')) { - if(! x($ret,'feed_rss')) - $ret['feed_rss'] = $item->getAttribute('href'); - } - } + if (($attr["rel"] == "alternate") AND ($attr["type"] == "application/rss+xml")) + $ret["feed_rss"] = $attr["href"]; } - // Drupal and perhaps others only provide relative URL's. Turn them into absolute. + // Drupal and perhaps others only provide relative URLs. Turn them into absolute. if(x($ret,'feed_atom') && (! strstr($ret['feed_atom'],'://'))) $ret['feed_atom'] = $basename . $ret['feed_atom']; @@ -281,7 +313,29 @@ function scrape_feed($url) { }} -function probe_url($url) { +/** + * + * Probe a network address to discover what kind of protocols we need to communicate with it. + * + * Warning: this function is a bit touchy and there are some subtle dependencies within the logic flow. + * Edit with care. + * + */ + +/** + * + * PROBE_DIASPORA has a bias towards returning Diaspora information + * while PROBE_NORMAL has a bias towards dfrn/zot - in the case where + * an address (such as a Friendica address) supports more than one type + * of network. + * + */ + + +define ( 'PROBE_NORMAL', 0); +define ( 'PROBE_DIASPORA', 1); + +function probe_url($url, $mode = PROBE_NORMAL, $level = 1) { require_once('include/email.php'); $result = array(); @@ -289,17 +343,49 @@ function probe_url($url) { if(! $url) return $result; - $diaspora = false; + $result = Cache::get("probe_url:".$mode.":".$url); + if (!is_null($result)) { + $result = unserialize($result); + return $result; + } + + $network = null; + $diaspora = false; + $diaspora_base = ''; + $diaspora_guid = ''; + $diaspora_key = ''; + $has_lrdd = false; $email_conversant = false; + $connectornetworks = false; + $appnet = false; - $twitter = ((strpos($url,'twitter.com') !== false) ? true : false); + if (strpos($url,'twitter.com')) { + $connectornetworks = true; + $network = NETWORK_TWITTER; + } + + // Twitter is deactivated since twitter closed its old API + //$twitter = ((strpos($url,'twitter.com') !== false) ? true : false); + $lastfm = ((strpos($url,'last.fm/user') !== false) ? true : false); + + $at_addr = ((strpos($url,'@') !== false) ? true : false); + + if((!$appnet) && (!$lastfm) && !$connectornetworks) { - if(! $twitter) { - $links = lrdd($url); + if(strpos($url,'mailto:') !== false && $at_addr) { + $url = str_replace('mailto:','',$url); + $links = array(); + } + else + $links = lrdd($url); if(count($links)) { + $has_lrdd = true; + logger('probe_url: found lrdd links: ' . print_r($links,true), LOGGER_DATA); foreach($links as $link) { + if($link['@attributes']['rel'] === NAMESPACE_ZOT) + $zot = unamp($link['@attributes']['href']); if($link['@attributes']['rel'] === NAMESPACE_DFRN) $dfrn = unamp($link['@attributes']['href']); if($link['@attributes']['rel'] === 'salmon') @@ -310,15 +396,34 @@ function probe_url($url) { $hcard = unamp($link['@attributes']['href']); if($link['@attributes']['rel'] === 'http://webfinger.net/rel/profile-page') $profile = unamp($link['@attributes']['href']); - if($link['@attributes']['rel'] === 'http://joindiaspora.com/seed_location') + if($link['@attributes']['rel'] === 'http://portablecontacts.net/spec/1.0') + $poco = unamp($link['@attributes']['href']); + if($link['@attributes']['rel'] === 'http://joindiaspora.com/seed_location') { + $diaspora_base = unamp($link['@attributes']['href']); + $diaspora = true; + } + if($link['@attributes']['rel'] === 'http://joindiaspora.com/guid') { + $diaspora_guid = unamp($link['@attributes']['href']); $diaspora = true; + } + if($link['@attributes']['rel'] === 'diaspora-public-key') { + $diaspora_key = base64_decode(unamp($link['@attributes']['href'])); + if(strstr($diaspora_key,'RSA ')) + $pubkey = rsatopem($diaspora_key); + else + $pubkey = $diaspora_key; + $diaspora = true; + } + if(($link['@attributes']['rel'] === 'http://ostatus.org/schema/1.0/subscribe') AND ($mode == PROBE_NORMAL)) { + $diaspora = false; + } } // Status.Net can have more than one profile URL. We need to match the profile URL // to a contact on incoming messages to prevent spam, and we won't know which one // to match. So in case of two, one of them is stored as an alias. Only store URL's // and not webfinger user@host aliases. If they've got more than two non-email style - // aliases, let's hope we're lucky and get one that matches the feed author-uri because + // aliases, let's hope we're lucky and get one that matches the feed author-uri because // otherwise we're screwed. foreach($links as $link) { @@ -333,8 +438,12 @@ function probe_url($url) { } } } + + // If the profile is different from the url then the url is abviously an alias + if (($alias == "") AND ($profile != "") AND !$at_addr AND (normalise_link($profile) != normalise_link($url))) + $alias = $url; } - else { + elseif($mode == PROBE_NORMAL) { // Check email @@ -347,75 +456,139 @@ function probe_url($url) { intval(local_user()) ); if(count($x) && count($r)) { - $mailbox = construct_mailbox_name($r[0]); + $mailbox = construct_mailbox_name($r[0]); $password = ''; openssl_private_decrypt(hex2bin($r[0]['pass']),$password,$x[0]['prvkey']); $mbox = email_connect($mailbox,$r[0]['user'],$password); + if(! $mbox) + logger('probe_url: email_connect failed.'); unset($password); } if($mbox) { $msgs = email_poll($mbox,$orig_url); + logger('probe_url: searching ' . $orig_url . ', ' . count($msgs) . ' messages found.', LOGGER_DEBUG); if(count($msgs)) { $addr = $orig_url; $network = NETWORK_MAIL; $name = substr($url,0,strpos($url,'@')); - $profile = 'http://' . substr($url,strpos($url,'@')+1); + $phost = substr($url,strpos($url,'@')+1); + $profile = 'http://' . $phost; // fix nick character range - $vcard = array('fn' => $name, 'nick' => $name, 'photo' => gravatar_img($url)); + $vcard = array('fn' => $name, 'nick' => $name, 'photo' => avatar_img($url)); $notify = 'smtp ' . random_string(); $poll = 'email ' . random_string(); $priority = 0; $x = email_msg_meta($mbox,$msgs[0]); - if(stristr($x->from,$orig_url)) - $adr = imap_rfc822_parse_adrlist($x->from,''); - elseif(stristr($x->to,$orig_url)) - $adr = imap_rfc822_parse_adrlist($x->to,''); - if(isset($adr) && strlen($adr[0]->personal)) - $vcard['fn'] = notags($adr[0]->personal); + if(stristr($x[0]->from,$orig_url)) + $adr = imap_rfc822_parse_adrlist($x[0]->from,''); + elseif(stristr($x[0]->to,$orig_url)) + $adr = imap_rfc822_parse_adrlist($x[0]->to,''); + if(isset($adr)) { + foreach($adr as $feadr) { + if((strcasecmp($feadr->mailbox,$name) == 0) + &&(strcasecmp($feadr->host,$phost) == 0) + && (strlen($feadr->personal))) { + + $personal = imap_mime_header_decode($feadr->personal); + $vcard['fn'] = ""; + foreach($personal as $perspart) + if ($perspart->charset != "default") + $vcard['fn'] .= iconv($perspart->charset, 'UTF-8//IGNORE', $perspart->text); + else + $vcard['fn'] .= $perspart->text; + + $vcard['fn'] = notags($vcard['fn']); + } + } + } } imap_close($mbox); } } } - } - - if(strlen($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 = $ret['dfrn-poll']; + } + + if($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)) { + $ret = scrape_dfrn(($hcard) ? $hcard : $dfrn, true); + if(is_array($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 && $diaspora_guid) { + if($mode == PROBE_DIASPORA || ! $notify) { + $notify = $diaspora_base . 'receive/users/' . $diaspora_guid; + $batch = $diaspora_base . 'receive/public' ; + } + if(strpos($url,'@')) + $addr = str_replace('acct:', '', $url); } - if($network !== NETWORK_DFRN && $network !== NETWORK_MAIL) { - $network = NETWORK_OSTATUS; + if($network !== NETWORK_ZOT && $network !== NETWORK_DFRN && $network !== NETWORK_MAIL) { + if($diaspora) + $network = NETWORK_DIASPORA; + elseif($has_lrdd AND ($notify)) + $network = NETWORK_OSTATUS; + + if(strpos($url,'@')) + $addr = str_replace('acct:', '', $url); + $priority = 0; - if($hcard) { + if($hcard && ! $vcard) { $vcard = scrape_vcard($hcard); // Google doesn't use absolute url in profile photos - + if((x($vcard,'photo')) && substr($vcard['photo'],0,1) == '/') { $h = @parse_url($hcard); if($h) $vcard['photo'] = $h['scheme'] . '://' . $h['host'] . $vcard['photo']; } - + logger('probe_url: scrape_vcard: ' . print_r($vcard,true), LOGGER_DATA); } - if(! $profile) { - if($diaspora) - $profile = $hcard; - else - $profile = $url; + if($diaspora && $addr) { + // Diaspora returns the name as the nick. As the nick will never be updated, + // let's use the Diaspora nickname (the first part of the handle) as the nick instead + $addr_parts = explode('@', $addr); + $vcard['nick'] = $addr_parts[0]; } - if($twitter) { + /* if($twitter) { logger('twitter: setup'); $tid = basename($url); $tapi = 'https://api.twitter.com/1/statuses/user_timeline.rss'; @@ -423,70 +596,148 @@ function probe_url($url) { $poll = $tapi . '?user_id=' . $tid; else $poll = $tapi . '?screen_name=' . $tid; - $profile = 'http://twitter.com/!#/' . $tid; + $profile = 'http://twitter.com/#!/' . $tid; + //$vcard['photo'] = 'https://api.twitter.com/1/users/profile_image/' . $tid; + $vcard['photo'] = 'https://api.twitter.com/1/users/profile_image?screen_name=' . $tid . '&size=bigger'; + $vcard['nick'] = $tid; + $vcard['fn'] = $tid; + } */ + + if($lastfm) { + $profile = $url; + $poll = str_replace(array('www.','last.fm/'),array('','ws.audioscrobbler.com/1.0/'),$url) . '/recenttracks.rss'; + $vcard['nick'] = basename($url); + $vcard['fn'] = $vcard['nick'] . t(' on Last.fm'); + $network = NETWORK_FEED; } if(! x($vcard,'fn')) if(x($vcard,'nick')) $vcard['fn'] = $vcard['nick']; - - if(((! isset($vcard)) && (! $poll)) || ($twitter)) { + $check_feed = false; + + if(stristr($url,'tumblr.com') && (! stristr($url,'/rss'))) { + $poll = $url . '/rss'; + $check_feed = true; + // Will leave it to others to figure out how to grab the avatar, which is on the $url page in the open graph meta links + } + + if($appnet || ! $poll) + $check_feed = true; + if((! isset($vcard)) || (! x($vcard,'fn')) || (! $profile)) + $check_feed = true; + if(($at_addr) && (! count($links))) + $check_feed = false; + + if ($connectornetworks) + $check_feed = false; + + if($check_feed) { + + $feedret = scrape_feed(($poll) ? $poll : $url); - $feedret = scrape_feed($url); - logger('probe_url: scrape_feed returns: ' . print_r($feedret,true), LOGGER_DATA); + logger('probe_url: scrape_feed ' . (($poll)? $poll : $url) . ' returns: ' . print_r($feedret,true), LOGGER_DATA); if(count($feedret) && ($feedret['feed_atom'] || $feedret['feed_rss'])) { $poll = ((x($feedret,'feed_atom')) ? unamp($feedret['feed_atom']) : unamp($feedret['feed_rss'])); - $vcard = array(); + if(! x($vcard)) + $vcard = array(); } - if(x($feedret,'photo')) + if(x($feedret,'photo') && (! x($vcard,'photo'))) $vcard['photo'] = $feedret['photo']; - require_once('simplepie/simplepie.inc'); - $feed = new SimplePie(); + require_once('library/simplepie/simplepie.inc'); + $feed = new SimplePie(); $xml = fetch_url($poll); - $feed->set_raw_data($xml); + logger('probe_url: fetch feed: ' . $poll . ' returns: ' . $xml, LOGGER_DATA); + $a = get_app(); + + logger('probe_url: scrape_feed: headers: ' . $a->get_curl_headers(), LOGGER_DATA); - $feed->init(); + // Don't try and parse an empty string + $feed->set_raw_data(($xml) ? $xml : ''); + + $feed->init(); + if($feed->error()) { + logger('probe_url: scrape_feed: Error parsing XML: ' . $feed->error()); + $network = NETWORK_PHANTOM; + } if(! x($vcard,'photo')) $vcard['photo'] = $feed->get_image_url(); $author = $feed->get_author(); - if($author) { + + if($author) { $vcard['fn'] = unxmlify(trim($author->get_name())); if(! $vcard['fn']) $vcard['fn'] = trim(unxmlify($author->get_email())); if(strpos($vcard['fn'],'@') !== false) $vcard['fn'] = substr($vcard['fn'],0,strpos($vcard['fn'],'@')); + $email = unxmlify($author->get_email()); + if(! $profile && $author->get_link()) + $profile = trim(unxmlify($author->get_link())); + if(! $vcard['photo']) { + $rawtags = $feed->get_feed_tags( SIMPLEPIE_NAMESPACE_ATOM_10, 'author'); + if($rawtags) { + $elems = $rawtags[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]; + if((x($elems,'link')) && ($elems['link'][0]['attribs']['']['rel'] === 'photo')) + $vcard['photo'] = $elems['link'][0]['attribs']['']['href']; + } + } + // Fetch fullname via poco:displayName + $pocotags = $feed->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'author'); + if ($pocotags) { + $elems = $pocotags[0]['child']['http://portablecontacts.net/spec/1.0']; + if (isset($elems["displayName"])) + $vcard['fn'] = $elems["displayName"][0]["data"]; + if (isset($elems["preferredUsername"])) + $vcard['nick'] = $elems["preferredUsername"][0]["data"]; + } } else { $item = $feed->get_item(0); if($item) { $author = $item->get_author(); - if($author) { + if($author) { $vcard['fn'] = trim(unxmlify($author->get_name())); if(! $vcard['fn']) $vcard['fn'] = trim(unxmlify($author->get_email())); if(strpos($vcard['fn'],'@') !== false) $vcard['fn'] = substr($vcard['fn'],0,strpos($vcard['fn'],'@')); $email = unxmlify($author->get_email()); + if(! $profile && $author->get_link()) + $profile = trim(unxmlify($author->get_link())); } if(! $vcard['photo']) { $rawmedia = $item->get_item_tags('http://search.yahoo.com/mrss/','thumbnail'); if($rawmedia && $rawmedia[0]['attribs']['']['url']) $vcard['photo'] = unxmlify($rawmedia[0]['attribs']['']['url']); } + if(! $vcard['photo']) { + $rawtags = $item->get_item_tags( SIMPLEPIE_NAMESPACE_ATOM_10, 'author'); + if($rawtags) { + $elems = $rawtags[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]; + if((x($elems,'link')) && ($elems['link'][0]['attribs']['']['rel'] === 'photo')) + $vcard['photo'] = $elems['link'][0]['attribs']['']['href']; + } + } } } + if((! $vcard['photo']) && strlen($email)) - $vcard['photo'] = gravatar_img($email); + $vcard['photo'] = avatar_img($email); if($poll === $profile) $lnk = $feed->get_permalink(); if(isset($lnk) && strlen($lnk)) - $profile = $lnk; + $profile = $lnk; + if(! $network) { + $network = NETWORK_FEED; + // If it is a feed, don't take the author name as feed name + unset($vcard['fn']); + } if(! (x($vcard,'fn'))) $vcard['fn'] = notags($feed->get_title()); if(! (x($vcard,'fn'))) @@ -501,33 +752,104 @@ function probe_url($url) { if(strpos($vcard['nick'],' ')) $vcard['nick'] = trim(substr($vcard['nick'],0,strpos($vcard['nick'],' '))); } - $network = 'feed'; - $priority = 2; + if(! $priority) + $priority = 2; } } if(! x($vcard,'photo')) { $a = get_app(); - $vcard['photo'] = $a->get_baseurl() . '/images/default-profile.jpg' ; + $vcard['photo'] = $a->get_baseurl() . '/images/person-175.jpg' ; } - $vcard['fn'] = notags($vcard['fn']); - $vcard['nick'] = notags($vcard['nick']); + if(! $profile) + $profile = $url; + + // No human could be associated with this link, use the URL as the contact name + + if(($network === NETWORK_FEED) && ($poll) && (! x($vcard,'fn'))) + $vcard['fn'] = $url; + + if (($notify != "") AND ($poll != "")) { + $baseurl = matching(normalise_link($notify), normalise_link($poll)); + + $baseurl2 = matching($baseurl, normalise_link($profile)); + if ($baseurl2 != "") + $baseurl = $baseurl2; + } + + if (($baseurl == "") AND ($notify != "")) + $baseurl = matching(normalise_link($profile), normalise_link($notify)); + + if (($baseurl == "") AND ($poll != "")) + $baseurl = matching(normalise_link($profile), normalise_link($poll)); + + $baseurl = rtrim($baseurl, "/"); + + if(strpos($url,'@') AND ($addr == "") AND ($network == NETWORK_DFRN)) + $addr = str_replace('acct:', '', $url); + + $vcard['fn'] = notags($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; + $result['baseurl'] = $baseurl; logger('probe_url: ' . print_r($result,true), LOGGER_DEBUG); + if ($level == 1) { + // Trying if it maybe a diaspora account + if (($result['network'] == NETWORK_FEED) OR ($result['addr'] == "")) { + require_once('include/bbcode.php'); + $address = GetProfileUsername($url, "", true); + $result2 = probe_url($address, $mode, ++$level); + if ($result2['network'] != "") + $result = $result2; + } + + // Maybe it's some non standard GNU Social installation (Single user, subfolder or no uri rewrite) + if (($result['network'] == NETWORK_FEED) AND ($result['baseurl'] != "") AND ($result['nick'] != "")) { + $addr = $result['nick'].'@'.str_replace("http://", "", $result['baseurl']); + $result2 = probe_url($addr, $mode, ++$level); + if (($result2['network'] != "") AND ($result2['network'] != NETWORK_FEED)) + $result = $result2; + } + } + + // Only store into the cache if the value seems to be valid + if ($result['network'] != NETWORK_FEED) + Cache::set("probe_url:".$mode.":".$url,serialize($result), CACHE_DAY); + return $result; } + +function matching($part1, $part2) { + $len = min(strlen($part1), strlen($part2)); + + $match = ""; + $matching = true; + $i = 0; + while (($i <= $len) AND $matching) { + if (substr($part1, $i, 1) == substr($part2, $i, 1)) + $match .= substr($part1, $i, 1); + else + $matching = false; + + $i++; + } + return($match); +}