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major cleanup of handle_tag()

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This commit is contained in:
friendica 2014-04-12 15:53:52 -07:00
parent 2d9ab91e9f
commit 5cb7e48dad
1 changed files with 48 additions and 10 deletions
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56
mod/item.php
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@ -942,27 +942,39 @@ function handle_tag($a, &$body, &$access_tag, &$str_tags, $profile_uid, $tag) {
}
//is it a person tag?
if(strpos($tag,'@') === 0) {
// The @! tag will alter permissions
$exclusive = ((strpos($tag,'!') === 1) ? true : false);
//is it already replaced?
if(strpos($tag,'[zrl='))
return $replaced;
$stat = false;
//get the person's name
$name = substr($tag,(($exclusive) ? 2 : 1));
$newname = $name;
$alias = '';
$name = substr($tag,(($exclusive) ? 2 : 1)); // The name or name fragment we are going to replace
$newname = $name; // a copy that we can mess with
$tagcid = 0;
$r = null;
// is it some generated name?
$forum = false;
$trailing_plus_name = false;
// @channel+ is a forum or network delivery tag
if(substr($newname,-1,1) === '+') {
$forum = true;
$newname = substr($newname,0,-1);
}
// Here we're looking for an address book entry as provided by the auto-completer
// of the form something+nnn where nnn is an abook_id
if(strrpos($newname,'+')) {
//get the id
$tagcid = intval(substr($newname,strrpos($newname,'+') + 1));
@ -981,7 +993,18 @@ function handle_tag($a, &$body, &$access_tag, &$str_tags, $profile_uid, $tag) {
}
}
else {
if(! $r) {
// look for matching names in the address book
// Two ways to deal with spaces - doube quote the name or use underscores
// we see this after input filtering so quotes have been html entity encoded
if((substr($name,0,6) === '"') && (substr($name,-6,6) === '"')) {
$newname = substr($name,6);
$newname = substr($newname,0,-6);
}
else
$newname = str_replace('_',' ',$name);
//select someone from this user's contacts by name
@ -999,14 +1022,28 @@ function handle_tag($a, &$body, &$access_tag, &$str_tags, $profile_uid, $tag) {
intval($profile_uid)
);
}
if(! $r) {
// it's possible somebody has a name ending with '+', which we stripped off as a forum indicator
// This is very rare but we want to get it right.
$r = q("SELECT * FROM abook left join xchan on abook_xchan = xchan_hash
WHERE xchan_name = '%s' AND abook_channel = %d LIMIT 1",
dbesc($newname . '+'),
intval($profile_uid)
);
if($r)
$trailing_plus_name = true;
}
}
// $r is set, if someone could be selected
// $r is set if we found something
if($r) {
$profile = $r[0]['xchan_url'];
$newname = $r[0]['xchan_name'];
//add person's id to $access_tag if exclusive
// add the channel's xchan_hash to $access_tag if exclusive
if($exclusive) {
$access_tag .= 'cid:' . $r[0]['xchan_hash'];
}
@ -1038,13 +1075,14 @@ function handle_tag($a, &$body, &$access_tag, &$str_tags, $profile_uid, $tag) {
}
}
//if there is an url for this persons profile
// if there is an url for this channel
if(isset($profile)) {
$replaced = true;
//create profile link
$profile = str_replace(',','%2c',$profile);
$url = $profile;
$newtag = '@' . (($exclusive) ? '!' : '') . '[zrl=' . $profile . ']' . $newname . (($forum) ? '+' : '') . '[/zrl]';
$newtag = '@' . (($exclusive) ? '!' : '') . '[zrl=' . $profile . ']' . $newname . (($forum && ! $trailing_plus_name) ? '+' : '') . '[/zrl]';
$body = str_replace('@' . (($exclusive) ? '!' : '') . $name, $newtag, $body);
//append tag to str_tags
if(! stristr($str_tags,$newtag)) {