friendica/php-json-ld
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Switch from sha1 to sha256

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Hypolite Petovan 2018-10-08 20:03:34 +00:00
parent 7b779b2b53
commit ccbd3d6bc4
1 changed files with 4 additions and 3 deletions
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jsonld.php
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@ -5,6 +5,7 @@
* Version: 1.0.0 * Version: 1.0.0
* *
* @author Dave Longley * @author Dave Longley
* @author Michael Vogel
* *
* BSD 3-Clause License * BSD 3-Clause License
* Copyright (c) 2011-2014 Digital Bazaar, Inc. * Copyright (c) 2011-2014 Digital Bazaar, Inc.
@ -4292,7 +4293,7 @@ class JsonLdProcessor
sort($nquads); sort($nquads);
// cache and return hashed quads // cache and return hashed quads
$hash = $bnodes->{$id}->hash = sha1(implode($nquads)); $hash = $bnodes->{$id}->hash = hash('sha256', (implode($nquads));
return $hash; return $hash;
} }
@ -4313,7 +4314,7 @@ class JsonLdProcessor
protected function _hashPaths($id, $bnodes, $namer, $path_namer) protected function _hashPaths($id, $bnodes, $namer, $path_namer)
{ {
// create SHA-1 digest // create SHA-1 digest
$md = hash_init('sha1'); $md = hash_init('sha256');
// group adjacent bnodes by hash, keep properties and references separate // group adjacent bnodes by hash, keep properties and references separate
$groups = new stdClass(); $groups = new stdClass();
@ -4342,7 +4343,7 @@ class JsonLdProcessor
} }
// hash direction, property, and bnode name/hash // hash direction, property, and bnode name/hash
$group_md = hash_init('sha1'); $group_md = hash_init('sha256');
hash_update($group_md, $direction); hash_update($group_md, $direction);
hash_update($group_md, $quad->predicate->value); hash_update($group_md, $quad->predicate->value);
hash_update($group_md, $name); hash_update($group_md, $name);