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authorfriendica <info@friendica.com>2012-11-17 12:55:59 -0800
committerfriendica <info@friendica.com>2012-11-17 12:55:59 -0800
commit387346c7721c74a063e1ca3bd8b04824da311e89 (patch)
treeb62dd726b26f639658b7e4b0b8bcfd040c107975
parent9c51f37f29cd7734e9352736aea387db17308bd7 (diff)
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and there's the import side of things
-rwxr-xr-xinclude/items.php95
1 files changed, 82 insertions, 13 deletions
diff --git a/include/items.php b/include/items.php
index af4168e8f..84c74fd83 100755
--- a/include/items.php
+++ b/include/items.php
@@ -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
-
- $arr['author_xchan'] = base64url_encode(hash('whirlpool',$x['author']['guid'] . $x['author']['guid_sig'], true));
- $arr['owner_xchan'] = base64url_encode(hash('whirlpool',$x['owner']['guid'] . $x['owner']['guid_sig'], true));
-
- // FIXME look up author and owner and verify them if we don't have an xchan and hubloc for them already
- // FIXME map the flags and add our default flags
+ // Here's the deal - the site might be down or whatever but if there's a new person you've never
+ // seen before sending stuff to your stream, we MUST be able to look them up and import their data from their
+ // hub and verify that they are legit - or else we're going to toss the post. We only need to do this
+ // once, and after that your hub knows them. Sure some info is in the post, but it's only a transit identifier
+ // and not enough info to be able to look you up from your hash - which is the only thing stored with the post.
+ if(import_author_xchan($x['author']))
+ $arr['author_xchan'] = base64url_encode(hash('whirlpool',$x['author']['guid'] . $x['author']['guid_sig'], true));
+ else
+ return array();
- // $arr['flags'] = intval($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) {