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and there's the import side of things

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This commit is contained in:
friendica 2012-11-17 12:55:59 -08:00
parent 9c51f37f29
commit 387346c772
1 changed files with 82 additions and 13 deletions
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95
include/items.php
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@ -479,28 +479,44 @@ function get_item_elements($x) {
$arr['obj_type'] = (($x['object_type']) ? htmlentities($x['object_type'], ENT_COMPAT,'UTF-8') : '');
$arr['tgt_type'] = (($x['target_type']) ? htmlentities($x['target_type'], ENT_COMPAT,'UTF-8') : '');
$arr['object'] = $x['object'];
$arr['target'] = $x['target'];
$arr['object'] = activity_sanitise($x['object']);
$arr['target'] = activity_sanitise($x['target']);
$arr['attach'] = $x['attach'];
$arr['tags'] = $x['tags'];
$arr['attach'] = activity_sanitise($x['attach']);
$arr['term'] = decode_tags($x['tags']);
// FIXME map the tag types to our symbolic constants
// Here's the deal - the site might be down or whatever but if there's a new person you've never
// seen before sending stuff to your stream, we MUST be able to look them up and import their data from their
// hub and verify that they are legit - or else we're going to toss the post. We only need to do this
// once, and after that your hub knows them. Sure some info is in the post, but it's only a transit identifier
// and not enough info to be able to look you up from your hash - which is the only thing stored with the post.
$arr['author_xchan'] = base64url_encode(hash('whirlpool',$x['author']['guid'] . $x['author']['guid_sig'], true));
$arr['owner_xchan'] = base64url_encode(hash('whirlpool',$x['owner']['guid'] . $x['owner']['guid_sig'], true));
if(import_author_xchan($x['author']))
$arr['author_xchan'] = base64url_encode(hash('whirlpool',$x['author']['guid'] . $x['author']['guid_sig'], true));
else
return array();
// FIXME look up author and owner and verify them if we don't have an xchan and hubloc for them already
// FIXME map the flags and add our default flags
// $arr['flags'] = intval($j->flags);
if(import_author_xchan($x['owner']))
$arr['owner_xchan'] = base64url_encode(hash('whirlpool',$x['owner']['guid'] . $x['owner']['guid_sig'], true));
else
return array();
return $arr;
}
function import_author_xchan($x) {
$r = q("select hubloc_url from hubloc where hubloc_guid = '%s' and hubloc_guid_sig = '%s' and (hubloc_flags & %d) limit 1",
dbesc($x['guid']),
dbesc($x['guid_sig']),
intval(HUBLOG_FLAGS_PRIMARY)
);
if($r)
return true;
$them = array('hubloc_url' => $x['url'],'xchan_guid' => $x['guid'], 'xchan_guid_sig' => $x['guid_sig']);
return zot_refresh($them);
}
function encode_item($item) {
$x = array();
@ -565,7 +581,7 @@ function encode_item_terms($terms) {
if($terms) {
foreach($terms as $term) {
if(in_array($term['type'],$allowed_export_terms))
$ret = array('tag' => $term['term'], 'url' => $term['url'], 'type' => termtype($term['type']));
$ret[] = array('tag' => $term['term'], 'url' => $term['url'], 'type' => termtype($term['type']));
}
}
return $ret;
@ -576,6 +592,59 @@ function termtype($t) {
return(($types[$t]) ? $types[$t] : 'unknown');
}
function decode_tags($t) {
if($t) {
$ret = array();
foreach($t as $x) {
$tag = array();
$tag['term'] = htmlentities($x['term'], ENT_COMPAT,'UTF-8');
$tag['url'] = htmlentities($x['url'], ENT_COMPAT,'UTF-8');
switch($x['type']) {
case 'hashtag':
$tag['type'] = TERM_HASHTAG;
break;
case 'mention':
$tag['type'] = TERM_MENTION;
break;
case 'category':
$tag['type'] = TERM_CATEGORY;
break;
case 'private_category':
$tag['type'] = TERM_PCATEGORY;
break;
case 'file':
$tag['type'] = TERM_FILE;
break;
case 'search':
$tag['type'] = TERM_SEARCH;
break;
default:
case 'unknown':
$tag['type'] = TERM_UNKNOWN;
break;
}
$ret[] = $tag;
}
return $ret;
}
return '';
}
function activity_sanitise($arr) {
if($arr) {
$ret = array();
foreach($arr as $k => $x) {
if(is_array($x))
$ret[$k] = activity_sanitise($x);
else
$ret[$k] = htmlentities($x, ENT_COMPAT,'UTF-8');
}
return $ret;
}
return '';
}
function encode_item_flags($item) {