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[advancedcontentfilter] Use a random item to validate fields on rule save

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- Remove hard-coded list of allowed fields
This commit is contained in:
Hypolite Petovan 2022-05-11 09:00:19 -04:00
parent 99a3ddfefa
commit 3455871f40
1 changed files with 42 additions and 35 deletions
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77
advancedcontentfilter/advancedcontentfilter.php
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@ -91,6 +91,10 @@ function advancedcontentfilter_dbstructure_definition(App $a, &$database)
];
}
/**
* @param array $item Prepared by either Model\Item::prepareBody or advancedcontentfilter_prepare_item_row
* @return array
*/
function advancedcontentfilter_get_filter_fields(array $item)
{
$vars = [];
@ -262,30 +266,20 @@ function advancedcontentfilter_build_fields($data)
}
if (!empty($data['expression'])) {
$allowed_keys = [
'author_id', 'author_link', 'author_name', 'author_avatar',
'owner_id', 'owner_link', 'owner_name', 'owner_avatar',
'contact_id', 'uid', 'id', 'parent', 'uri',
'thr_parent', 'parent_uri',
'content_warning',
'commented', 'created', 'edited', 'received',
'verb', 'object_type', 'postopts', 'plink', 'guid', 'wall', 'private', 'starred',
'title', 'body',
'file', 'event_id', 'location', 'coord', 'app', 'attach',
'rendered_hash', 'rendered_html', 'object',
'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid',
'item_id', 'item_network', 'author_thumb', 'owner_thumb',
'network', 'url', 'name', 'writable', 'self',
'cid', 'alias',
'event_created', 'event_edited', 'event_start', 'event_finish', 'event_summary',
'event_desc', 'event_location', 'event_type', 'event_nofinish', 'event_ignore',
'children', 'pagedrop', 'tags', 'hashtags', 'mentions',
'attachments',
];
// Using a dummy item to validate the field existence
$condition = ["(`uid` = ? OR `uid` = 0)", local_user()];
$params = ['order' => ['uid' => true]];
$item_row = Post::selectFirstForUser(local_user(), [], $condition, $params);
if (!DBA::isResult($item_row)) {
throw new HTTPException\NotFoundException(DI::l10n()->t('This addon requires this node having at least one post'));
}
$expressionLanguage = new ExpressionLanguage\ExpressionLanguage();
$parsedExpression = $expressionLanguage->parse($data['expression'], $allowed_keys);
$parsedExpression = $expressionLanguage->parse(
$data['expression'],
array_keys(advancedcontentfilter_get_filter_fields(advancedcontentfilter_prepare_item_row($item_row)))
);
$serialized = serialize($parsedExpression->getNodes());
@ -430,23 +424,36 @@ function advancedcontentfilter_get_variables_guid(ServerRequestInterface $reques
$condition = ["`guid` = ? AND (`uid` = ? OR `uid` = 0)", $args['guid'], local_user()];
$params = ['order' => ['uid' => true]];
$item = Post::selectFirstForUser(local_user(), [], $condition, $params);
$item_row = Post::selectFirstForUser(local_user(), [], $condition, $params);
if (!DBA::isResult($item)) {
if (!DBA::isResult($item_row)) {
throw new HTTPException\NotFoundException(DI::l10n()->t('Unknown post with guid: %s', $args['guid']));
}
$tags = Tag::populateFromItem($item);
$item['tags'] = $tags['tags'];
$item['hashtags'] = $tags['hashtags'];
$item['mentions'] = $tags['mentions'];
$attachments = Post\Media::splitAttachments($item['uri-id'], $item['guid'] ?? '');
$item['attachments'] = $attachments;
$return = advancedcontentfilter_get_filter_fields($item);
$return = advancedcontentfilter_get_filter_fields(advancedcontentfilter_prepare_item_row($item_row));
return json_encode(['variables' => str_replace('\\\'', '\'', var_export($return, true))]);
}
/**
* This mimimcs the processing performed in Model\Item::prepareBody
*
* @param array $item_row
* @return array
* @throws HTTPException\InternalServerErrorException
* @throws ImagickException
*/
function advancedcontentfilter_prepare_item_row(array $item_row): array
{
$tags = Tag::populateFromItem($item_row);
$item_row['tags'] = $tags['tags'];
$item_row['hashtags'] = $tags['hashtags'];
$item_row['mentions'] = $tags['mentions'];
$attachments = Post\Media::splitAttachments($item_row['uri-id'], $item_row['guid'] ?? '');
$item_row['attachments'] = $attachments;
return $item_row;
}