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Add filter to prevent wp_gf_feed_processor loopback - #73
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Pull request overview
Prevents Gravity Forms feed processor loopback requests after entry saves.
Changes:
- Adds a scoped
pre_http_requestfilter. - Returns a synthetic HTTP 200 response for feed processor requests.
Suppressed comments (1)
mu-plugins/gravityforms.php:58
- This overwrites any response already supplied by an earlier
pre_http_requestcallback. Because this callback runs atPHP_INT_MAX, a policy filter that returned aWP_Error(such as the repository's_core-migration.php:26) is converted into a successful response. Preserve any non-false$prevalue before applying this special case.
return ['response' => ['code' => 200]];
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Comment on lines
+54
to
+55
| parse_str(parse_url($url, PHP_URL_QUERY) ?: '', $query); | ||
| if (($query['action'] ?? '') !== 'wp_gf_feed_processor') { |
![cubic-dev-ai[bot]](https://avatars.githubusercontent.com/in/1082092?s=60&v=4){kind=small}
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2 issues found across 1 file
Prompt for AI agents (unresolved issues)
Check if these issues are valid — if so, understand the root cause of each and fix them. If appropriate, use sub-agents to investigate and fix each issue separately.
<file name="mu-plugins/gravityforms.php">
<violation number="1" location="mu-plugins/gravityforms.php:48">
P2: When one request saves multiple entries, this line registers another anonymous HTTP filter for every entry and never removes it. Guard the registration so the filter is added once per request.</violation>
<violation number="2" location="mu-plugins/gravityforms.php:55">
P1: Restrict this short-circuit to the site's `admin-ajax.php` endpoint as well as the `action` query value. `pre_http_request` runs for every WordPress HTTP request, so a webhook or feed URL carrying `action=wp_gf_feed_processor` is replaced with a fake 200 response instead of being sent.</violation>
</file>
Reply with feedback, questions, or to request a fix.
Re-trigger cubic
| 'pre_http_request', | ||
| static function ($pre, $args, $url) { | ||
| parse_str(parse_url($url, PHP_URL_QUERY) ?: '', $query); | ||
| if (($query['action'] ?? '') !== 'wp_gf_feed_processor') { |
There was a problem hiding this comment.
P1: Restrict this short-circuit to the site's admin-ajax.php endpoint as well as the action query value. pre_http_request runs for every WordPress HTTP request, so a webhook or feed URL carrying action=wp_gf_feed_processor is replaced with a fake 200 response instead of being sent.
Prompt for AI agents
Check if this issue is valid — if so, understand the root cause and fix it. At mu-plugins/gravityforms.php, line 55:
<comment>Restrict this short-circuit to the site's `admin-ajax.php` endpoint as well as the `action` query value. `pre_http_request` runs for every WordPress HTTP request, so a webhook or feed URL carrying `action=wp_gf_feed_processor` is replaced with a fake 200 response instead of being sent.</comment>
<file context>
@@ -44,6 +44,28 @@ static function ($plugin_meta, $plugin_file) {
+ 'pre_http_request',
+ static function ($pre, $args, $url) {
+ parse_str(parse_url($url, PHP_URL_QUERY) ?: '', $query);
+ if (($query['action'] ?? '') !== 'wp_gf_feed_processor') {
+ return $pre;
+ }
</file context>
Suggested change
| if (($query['action'] ?? '') !== 'wp_gf_feed_processor') { | |
| if ( | |
| ($query['action'] ?? '') !== 'wp_gf_feed_processor' | |
| || wp_parse_url($url, PHP_URL_SCHEME) !== wp_parse_url(admin_url('admin-ajax.php'), PHP_URL_SCHEME) | |
| || wp_parse_url($url, PHP_URL_HOST) !== wp_parse_url(admin_url('admin-ajax.php'), PHP_URL_HOST) | |
| || wp_parse_url($url, PHP_URL_PORT) !== wp_parse_url(admin_url('admin-ajax.php'), PHP_URL_PORT) | |
| || wp_parse_url($url, PHP_URL_PATH) !== wp_parse_url(admin_url('admin-ajax.php'), PHP_URL_PATH) | |
| ) { |
| ); | ||
|
|
||
| // Prevent wp_gf_feed_processor loopback request. | ||
| add_filter( |
There was a problem hiding this comment.
P2: When one request saves multiple entries, this line registers another anonymous HTTP filter for every entry and never removes it. Guard the registration so the filter is added once per request.
Prompt for AI agents
Check if this issue is valid — if so, understand the root cause and fix it. At mu-plugins/gravityforms.php, line 48:
<comment>When one request saves multiple entries, this line registers another anonymous HTTP filter for every entry and never removes it. Guard the registration so the filter is added once per request.</comment>
<file context>
@@ -44,6 +44,28 @@ static function ($plugin_meta, $plugin_file) {
);
+// Prevent wp_gf_feed_processor loopback request.
+add_filter(
+ 'gform_entry_post_save',
+ static function ($entry) {
</file context>
Suggested change
| add_filter( | |
| static $filter_added = false; | |
| if ($filter_added) { | |
| return $entry; | |
| } | |
| $filter_added = true; | |
| add_filter( |
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Summary by cubic
Prevents the Gravity Forms wp_gf_feed_processor loopback after an entry is saved to reduce self-HTTP calls and avoid timeouts. Old behavior: a loopback to admin-ajax?action=wp_gf_feed_processor ran after each save. New behavior: the request is intercepted via pre_http_request and returned as HTTP 200 immediately; other HTTP calls are unchanged.
Written for commit 8c02bf3. Summary will update on new commits.