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Allow users to @mention URLs

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Because inferring who you mean (especially in the presence of remotes) can suck
This commit is contained in:
Stephen Paul Weber 2015-10-23 21:15:40 +00:00
parent 0ba53edd96
commit 21979bb7d7
2 changed files with 128 additions and 20 deletions
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42
classes/Profile.php
View File

@ -1520,6 +1520,48 @@ class Profile extends Managed_DataObject
return $profile;
}
/*
* Get or create a profile given a possible URL
*/
static function ensureFromUrl($url, $mf2=null) {
common_debug('Trying to find a profile for ' . $url);
$url = preg_replace('#https?://#', 'https://', $url);
try {
$profile = Profile::fromUri($url);
} catch(UnknownUriException $ex) {}
if(!($profile instanceof Profile)) {
$profile = Profile::getKV('profileurl', $url);
}
$url = str_replace('https://', 'http://', $url);
if(!($profile instanceof Profile)) {
try {
$profile = Profile::fromUri($url);
} catch(UnknownUriException $ex) {}
}
if(!($profile instanceof Profile)) {
$profile = Profile::getKV('profileurl', $url);
}
if(!($profile instanceof Profile)) {
$hcard = common_representative_hcard($url, null, $mf2);
if(!$hcard) return null;
$profile = new Profile();
$profile->profileurl = $hcard['url'][0];
$profile->fullname = $hcard['name'][0];
preg_match_all('/'.Nickname::DISPLAY_FMT.'/', $profile->fullname, $altnick);
$profile->nickname = $hcard['nickname'] ? $hcard['nickname'][0] : implode($altnick[0]);
$profile->created = common_sql_now();
$profile->insert();
}
return $profile;
}
function canRead(Notice $notice)
{
if ($notice->scope & Notice::SITE_SCOPE) {

106
lib/util.php
View File

@ -648,7 +648,7 @@ function common_linkify_mentions($text, Notice $notice)
$linkText = common_linkify_mention($mention);
$text = substr_replace($text, $linkText, $position, mb_strlen($mention['text']));
$text = substr_replace($text, $linkText, $position, $mention['length']);
}
return $text;
@ -730,24 +730,33 @@ function common_find_mentions($text, Notice $notice)
$matches = common_find_mentions_raw($text);
foreach ($matches as $match) {
try {
$nickname = Nickname::normalize($match[0]);
} catch (NicknameException $e) {
// Bogus match? Drop it.
continue;
}
// Try to get a profile for this nickname.
// Start with conversation context, then go to
// sender context.
if ($origAuthor instanceof Profile && $origAuthor->nickname == $nickname) {
$mentioned = $origAuthor;
} else if (!empty($origMentions) &&
array_key_exists($nickname, $origMentions)) {
$mentioned = $origMentions[$nickname];
// Try to process it as @URL
$url = $match[0];
if(!common_valid_http_url($url)) { $url = 'http://' . $url; }
if(common_valid_http_url($url)) {
$mentioned = Profile::ensureFromUrl($url);
$text = mb_strlen($mentioned->nickname) <= mb_strlen($match[0]) ? $mentioned->nickname : $match[0];
} else {
$mentioned = common_relative_profile($sender, $nickname);
try {
$nickname = Nickname::normalize($match[0]);
} catch (NicknameException $e) {
// Bogus match? Drop it.
continue;
}
// Try to get a profile for this nickname.
// Start with conversation context, then go to
// sender context.
if ($origAuthor instanceof Profile && $origAuthor->nickname == $nickname) {
$mentioned = $origAuthor;
} else if (!empty($origMentions) &&
array_key_exists($nickname, $origMentions)) {
$mentioned = $origMentions[$nickname];
} else {
$mentioned = common_relative_profile($sender, $nickname);
}
$text = $match[0];
}
if ($mentioned instanceof Profile) {
@ -761,8 +770,9 @@ function common_find_mentions($text, Notice $notice)
$mention = array('mentioned' => array($mentioned),
'type' => 'mention',
'text' => $match[0],
'text' => $text,
'position' => $match[1],
'length' => mb_strlen($match[0]),
'url' => $url);
if (!empty($mentioned->fullname)) {
@ -838,7 +848,7 @@ function common_find_mentions_raw($text)
PREG_OFFSET_CAPTURE);
$atmatches = array();
preg_match_all('/(?:^|\s+)@(' . Nickname::DISPLAY_FMT . ')\b/',
preg_match_all('/(?:^|\s+)@((?:[A-Za-z0-9_:\-\.\/%]+)|(?:' . Nickname::DISPLAY_FMT . '))\b/',
$text,
$atmatches,
PREG_OFFSET_CAPTURE);
@ -2430,6 +2440,62 @@ function common_strip_html($html, $trim=true, $save_whitespace=false)
return $trim ? trim($text) : $text;
}
function common_representative_hcard($url, $fn=null, $mf2=null) {
if(!$mf2) {
$request = HTTPClient::start();
try {
$response = $request->get($url);
} catch(Exception $ex) {
return null;
}
$url = $response->getEffectiveUrl();
$mf2 = new Mf2\Parser($response->getBody(), $url);
$mf2 = $mf2->parse();
}
$hcard = null;
if(!empty($mf2['items'])) {
$hcards = array();
foreach($mf2['items'] as $item) {
if(!in_array('h-card', $item['type'])) {
continue;
}
// We found a match, return it immediately
if(isset($item['properties']['url']) && in_array($url, $item['properties']['url'])) {
$hcard = $item['properties'];
break;
}
// Let's keep all the hcards for later, to return one of them at least
$hcards[] = $item['properties'];
}
// No match immediately for the url we expected, but there were h-cards found
if (count($hcards) > 0) {
$hcard = $hcards[0];
}
}
if(!$hcard && $fn) {
$hcard = array('name' => array($fn));
}
if(!$hcard && $response) {
preg_match('/<title>([^<]+)/', $response->getBody(), $match);
$hcard = array('name' => array($match[1]));
}
if($hcard && !$hcard['url']) {
$hcard['url'] = array($url);
}
return $hcard;
}
function html_sprintf()
{
$args = func_get_args();