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<title>[6917] sites/trunk/wordcamp.org/public_html/wp-content/mu-plugins/utilities/class-meetup-client.php: Meetup Client: Return early if expected throttle headers missing.</title>
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<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="http://meta.trac.wordpress.org/changeset/6917">6917</a><script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","description":"Review this Commit","action":{"@type":"ViewAction","url":"http://meta.trac.wordpress.org/changeset/6917","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>iandunn</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2018-03-24 16:44:09 +0000 (Sat, 24 Mar 2018)</dd>
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<pre style='padding-left: 1em; margin: 2em 0; border-left: 2px solid #ccc; line-height: 1.25; font-size: 105%; font-family: sans-serif'>Meetup Client: Return early if expected throttle headers missing.
If the headers aren't there (e.g., because the request timed out), so we can't know anything about rate limits. Passing the empty header through `absint()` would result in `0`, making the script think it was limited when it wasn't.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#sitestrunkwordcamporgpublic_htmlwpcontentmupluginsutilitiesclassmeetupclientphp">sites/trunk/wordcamp.org/public_html/wp-content/mu-plugins/utilities/class-meetup-client.php</a></li>
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<h3>Diff</h3>
<a id="sitestrunkwordcamporgpublic_htmlwpcontentmupluginsutilitiesclassmeetupclientphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: sites/trunk/wordcamp.org/public_html/wp-content/mu-plugins/utilities/class-meetup-client.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- sites/trunk/wordcamp.org/public_html/wp-content/mu-plugins/utilities/class-meetup-client.php 2018-03-24 16:44:06 UTC (rev 6916)
+++ sites/trunk/wordcamp.org/public_html/wp-content/mu-plugins/utilities/class-meetup-client.php 2018-03-24 16:44:09 UTC (rev 6917)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -172,7 +172,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> $response = wp_remote_get( $url, $args );
</span><span class="cx" style="display: block; padding: 0 10px"> $response_code = wp_remote_retrieve_response_code( $response );
</span><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- $this->maybe_throttle( $response );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $this->maybe_throttle( wp_remote_retrieve_headers( $response ) );
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> if ( in_array( $response_code, $breaking_codes, true ) || is_wp_error( $response ) ) {
</span><span class="cx" style="display: block; padding: 0 10px"> break;
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -254,14 +254,17 @@
</span><span class="cx" style="display: block; padding: 0 10px"> /**
</span><span class="cx" style="display: block; padding: 0 10px"> * Check the rate limit status in an API response and delay further execution if necessary.
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- * @param array $response
- *
- * @return void
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @param array $headers
</ins><span class="cx" style="display: block; padding: 0 10px"> */
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- protected function maybe_throttle( $response ) {
- $remaining = absint( wp_remote_retrieve_header( $response, 'x-ratelimit-remaining' ) );
- $period = absint( wp_remote_retrieve_header( $response, 'x-ratelimit-reset' ) );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ protected function maybe_throttle( $headers ) {
+ if ( ! isset( $headers['x-ratelimit-remaining'], $headers['x-ratelimit-reset'] ) ) {
+ return;
+ }
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $remaining = absint( $headers['x-ratelimit-remaining'] );
+ $period = absint( $headers['x-ratelimit-reset' ] );
+
+ // Pause more frequently than we need to, and for longer, just to be safe
</ins><span class="cx" style="display: block; padding: 0 10px"> if ( $remaining > 2 ) {
</span><span class="cx" style="display: block; padding: 0 10px"> return;
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span></span></pre>
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