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<title>[14476] sites/trunk/wordpress.org/public_html/wp-content/plugins/wporg-gp-contributor-moderation: Add the wporg-gp-contributor-moderation plugin</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/14476">14476</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/14476","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>amieiro</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2025-06-26 12:20:09 +0000 (Thu, 26 Jun 2025)</dd>
</dl>

<pre style='padding-left: 1em; margin: 2em 0; border-left: 2px solid #ccc; line-height: 1.25; font-size: 105%; font-family: sans-serif'>Add the wporg-gp-contributor-moderation plugin</pre>

<h3>Added Paths</h3>
<ul>
<li><a href="#sitestrunkwordpressorgpublic_htmlwpcontentpluginswporggpcontributormoderationREADMEmd">sites/trunk/wordpress.org/public_html/wp-content/plugins/wporg-gp-contributor-moderation/README.md</a></li>
<li>sites/trunk/wordpress.org/public_html/wp-content/plugins/wporg-gp-contributor-moderation/assets/</li>
<li>sites/trunk/wordpress.org/public_html/wp-content/plugins/wporg-gp-contributor-moderation/assets/css/</li>
<li><a href="#sitestrunkwordpressorgpublic_htmlwpcontentpluginswporggpcontributormoderationassetscssstylecss">sites/trunk/wordpress.org/public_html/wp-content/plugins/wporg-gp-contributor-moderation/assets/css/style.css</a></li>
<li><a href="#sitestrunkwordpressorgpublic_htmlwpcontentpluginswporggpcontributormoderationwporggpcontributormoderationphp">sites/trunk/wordpress.org/public_html/wp-content/plugins/wporg-gp-contributor-moderation/wporg-gp-contributor-moderation.php</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="sitestrunkwordpressorgpublic_htmlwpcontentpluginswporggpcontributormoderationREADMEmd"></a>
<div class="addfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Added: sites/trunk/wordpress.org/public_html/wp-content/plugins/wporg-gp-contributor-moderation/README.md</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- sites/trunk/wordpress.org/public_html/wp-content/plugins/wporg-gp-contributor-moderation/README.md                                (rev 0)
+++ sites/trunk/wordpress.org/public_html/wp-content/plugins/wporg-gp-contributor-moderation/README.md  2025-06-26 12:20:09 UTC (rev 14476)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -0,0 +1,15 @@
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+# WordPress.org GP Contributor Moderation
+
+This plugin warns or prevents certain users from submitting new individual and/or bulk translations to the [translation system](https://translate.wordpress.org/) because they repeatedly submitted incorrect translations.
+
+This is the message displayed to the warned user. The translation form is not blocked and the submit button is enabled.
+
+![image](https://github.com/user-attachments/assets/e87dede1-8de1-41a9-b4e5-f7def164f524)
+
+This is the message displayed to the blocked user. The translation form is blocked and the submit button is disabled.
+
+![image](https://github.com/user-attachments/assets/e6667fd0-1bf2-4e4b-b8e4-2b8b389ca2a1)
+
+When the user tries to access to the URL to upload a translation file (e.g. [this URL](https://translate.wordpress.org/projects/wp-plugins/custom-registration-form-builder-with-submission-manager/stable/gl/default/import-translations/)), he gets this error:
+
+![image](https://github.com/user-attachments/assets/505ebf3a-5907-4fb0-8046-fcc7fa07142c)
</ins></span></pre></div>
<a id="sitestrunkwordpressorgpublic_htmlwpcontentpluginswporggpcontributormoderationassetscssstylecss"></a>
<div class="addfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Added: sites/trunk/wordpress.org/public_html/wp-content/plugins/wporg-gp-contributor-moderation/assets/css/style.css</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- sites/trunk/wordpress.org/public_html/wp-content/plugins/wporg-gp-contributor-moderation/assets/css/style.css                             (rev 0)
+++ sites/trunk/wordpress.org/public_html/wp-content/plugins/wporg-gp-contributor-moderation/assets/css/style.css       2025-06-26 12:20:09 UTC (rev 14476)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -0,0 +1,41 @@
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+.show_banned_message {
+       width: 100%; 
+       border: 1px solid #dc3232; 
+       background: #dc3232; 
+       color: #fff; 
+       margin: 1rem 0; 
+       padding: 1rem;
+}
+
+.show_banned_message a {
+       color: #fff;
+       text-decoration: underline;
+       font-weight: regular;
+}
+
+.show_banned_message a:hover,
+.show_banned_message a:focus {
+       color: #f0f0f0;
+       text-decoration: underline;
+}
+
+.show_warned_message {
+       width: 100%; 
+       border: 1px solid #ffb900; 
+       background: #ffb900; 
+       color: #000; 
+       margin: 1rem 0; 
+       padding: 1rem;
+}
+
+.show_warned_message a {
+       color: #000;
+       text-decoration: underline;
+       font-weight: regular;
+}
+
+.show_warned_message a:hover,
+.show_warned_message a:focus {
+       color: #222;
+       text-decoration: underline;
+}
</ins><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of file
</span><span class="cx" style="display: block; padding: 0 10px">Property changes on: sites/trunk/wordpress.org/public_html/wp-content/plugins/wporg-gp-contributor-moderation/assets/css/style.css
</span><span class="cx" style="display: block; padding: 0 10px">___________________________________________________________________
</span></span></pre></div>
<a id="svneolstyle"></a>
<div class="addfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Added: svn:eol-style</h4></div>
<ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+native
</ins><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of property
</span><a id="sitestrunkwordpressorgpublic_htmlwpcontentpluginswporggpcontributormoderationwporggpcontributormoderationphp"></a>
<div class="addfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Added: sites/trunk/wordpress.org/public_html/wp-content/plugins/wporg-gp-contributor-moderation/wporg-gp-contributor-moderation.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- sites/trunk/wordpress.org/public_html/wp-content/plugins/wporg-gp-contributor-moderation/wporg-gp-contributor-moderation.php                              (rev 0)
+++ sites/trunk/wordpress.org/public_html/wp-content/plugins/wporg-gp-contributor-moderation/wporg-gp-contributor-moderation.php        2025-06-26 12:20:09 UTC (rev 14476)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -0,0 +1,277 @@
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+<?php
+/**
+ * Plugin Name: WordPress.org GP contributor moderation
+ * Plugin URI: https://wordpress.org
+ * Description: Blocks or warns specific users on the translation system for submitting incorrect translations repeatedly.
+ * Version: 1.0.0
+ * Author: WordPress.org
+ * Text Domain: wporg-gp-contributor-moderation
+ * Requires at least: 5.0
+ * Requires PHP: 7.4
+ *
+ * @package WPORG_GP_Contributor_Moderation
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+       exit;
+}
+
+define( 'WPORG_GP_CONTRIBUTOR_MODERATION_PLUGIN_URL', plugin_dir_url( __FILE__ ) );
+
+/**
+ * Main plugin class
+ */
+class WPORG_GP_Contributor_Moderation {
+       /**
+        * Array of blocked usernames and the reason URL to ban them.
+        *
+        * Add usernames and the reason URL to this array to block them at translate.wordpress.org.
+        * This is uppercase sensitive, so ensure usernames are added exactly as they appear.
+        *
+        * @var array
+        */
+       private const BLOCKED_USERS = array(
+               // 'jesusamieiro' => 'https://make.wordpress.org/polyglots/2025/04/30/can-users-be-blocked-by-someone/',
+       );
+
+       /**
+        * Array of warned usernames and the reason URL for the warning.
+        *
+        * Add usernames and the reason URL to this array to warn them at translate.wordpress.org.
+        * Users in this list can still submit translations, but will see a warning message.
+        * This is uppercase sensitive, so ensure usernames are added exactly as they appear.
+        * If a user is both in WARNED_USERS and BLOCKED_USERS, the blocked status takes precedence.
+        *
+        * @var array
+        */
+       private const WARNED_USERS = array(
+               // 'jesusamieiro' => 'https://make.wordpress.org/polyglots/2025/04/30/can-users-be-blocked-by-someone/',
+       );
+
+       /**
+        * Target domain to block access to.
+        *
+        * @var string
+        */
+       private const TARGET_DOMAIN = 'translate.wordpress.org';
+
+       /**
+        * Instance of this class.
+        *
+        * @var WPORG_GP_Contributor_Moderation|null
+        */
+       private static $instance = null;
+
+       /**
+        * Get singleton instance.
+        *
+        * @return WPORG_GP_Contributor_Moderation Instance of this class.
+        */
+       public static function get_instance() {
+               if ( null === self::$instance ) {
+                       self::$instance = new self();
+               }
+               return self::$instance;
+       }
+
+       /**
+        * Constructor.
+        */
+       private function __construct() {
+               add_action( 'gp_before_translation_table', array( $this, 'show_message' ) );
+               add_filter( 'gp_pre_can_user', array( $this, 'block_translation_contributions' ), 10, 2 );
+       }
+
+       /**
+        * Check if we're on the target domain.
+        *
+        * @return bool True if on target domain, false otherwise.
+        */
+       private function is_target_domain() {
+               $current_host = isset( $_SERVER['HTTP_HOST'] ) ? sanitize_text_field( wp_unslash( $_SERVER['HTTP_HOST'] ) ) : '';
+               return self::TARGET_DOMAIN === $current_host;
+       }
+
+       /**
+        * Check if username is in blocked list.
+        *
+        * @param string $username The username to check.
+        * @return bool True if user is blocked, false otherwise.
+        */
+       private function is_user_blocked( $username ) {
+               $blocked_users = apply_filters( 'wporg_gp_contributor_moderation_block_users', self::BLOCKED_USERS );
+               return array_key_exists( $username, $blocked_users );
+       }
+
+       /**
+        * Check if username is in warned list.
+        *
+        * @param string $username The username to check.
+        * @return bool True if user is warned, false otherwise.
+        */
+       private function is_user_warned( $username ) {
+               $warned_users = apply_filters( 'wporg_gp_contributor_moderation_warn_users', self::WARNED_USERS );
+               return array_key_exists( $username, $warned_users );
+       }
+
+       /**
+        * Get the alert message.
+        *
+        * @return string The alert message.
+        */
+       private function get_alert_message() {
+               $current_user = wp_get_current_user();
+               $username     = $current_user->user_login;
+               $reason_url   = 'https://make.wordpress.org/polyglots/';
+
+               if ( isset( self::BLOCKED_USERS[ $username ] ) ) {
+                       $reason_url = self::BLOCKED_USERS[ $username ];
+               }
+
+               $profile_url = sprintf( 'https://profiles.wordpress.org/%s/', rawurlencode( $username ) );
+               /* translators: 1: User profile URL, 2: Username, 3: Discussion URL, 4: link to translate.wordpress.org, 5: Slack channel URL, 6: Make WordPress.org URL */
+               $message = __( 'Because you (<a href="%1$s" target="_blank">%2$s</a>) have repeatedly submitted translations that <a href="%3$s" target="_blank">violated the expectations</a>, currently you cannot submit new translations to <a href="%4$s" target="_blank">translate.wordpress.org</a>. You can see the full discussion <a href="%5$s" target="_blank">here</a>.<br> If you believe this is a mistake, please request assistance in this <a href="%6$s" target="_blank">Slack channel</a> or submit an appeal at <a href="%7$s" target="_blank">Make WordPress.org</a>.', 'wporg-gp-contributor-moderation' );
+
+               return sprintf(
+                       $message,
+                       esc_url( $profile_url ),
+                       esc_html( $username ),
+                       esc_url( 'https://make.wordpress.org/polyglots/handbook/translating/expectations/' ),
+                       esc_url( 'https://translate.wordpress.org/' ),
+                       esc_url( $reason_url ),
+                       esc_url( 'https://wordpress.slack.com/archives/C02RP50LK' ),
+                       esc_url( 'https://make.wordpress.org/polyglots/' )
+               );
+       }
+
+       /**
+        * Get the warning message.
+        *
+        * @return string The warning message.
+        */
+       private function get_warning_message() {
+               $current_user = wp_get_current_user();
+               $username     = $current_user->user_login;
+               $reason_url   = 'https://make.wordpress.org/polyglots/';
+
+               if ( isset( self::WARNED_USERS[ $username ] ) ) {
+                       $reason_url = self::WARNED_USERS[ $username ];
+               }
+
+               $profile_url = sprintf( 'https://profiles.wordpress.org/%s/', rawurlencode( $username ) );
+               /* translators: 1: User profile URL, 2: Username, 3: Discussion URL, 4: Slack channel URL, 5: Make WordPress.org URL */
+               $message = __( 'You (<a href="%1$s" target="_blank">%2$s</a>) have submitted translations that <a href="%3$s" target="_blank">may not meet our quality standards</a>. You can continue to submit translations, but please review our <a href="%3$s" target="_blank">translation guidelines</a> carefully. If you keep submitting incorrect translations, you may be suspended from the system. You can see the full discussion <a href="%4$s" target="_blank">here</a>.<br> If you need assistance, please reach out in this <a href="%5$s" target="_blank">Slack channel</a> or at <a href="%6$s" target="_blank">Make WordPress.org</a>.', 'wporg-gp-contributor-moderation' );
+
+               return sprintf(
+                       $message,
+                       esc_url( $profile_url ),
+                       esc_html( $username ),
+                       esc_url( 'https://make.wordpress.org/polyglots/handbook/translating/expectations/' ),
+                       esc_url( $reason_url ),
+                       esc_url( 'https://wordpress.slack.com/archives/C02RP50LK' ),
+                       esc_url( 'https://make.wordpress.org/polyglots/' ),
+               );
+       }
+
+       /**
+        * Display a message for banned or warned users in the translation table.
+        *
+        * @return void
+        */
+       public function show_message(): void {
+               if ( ! $this->is_target_domain() ) {
+                       return;
+               }
+
+               if ( ! is_user_logged_in() ) {
+                       return;
+               }
+
+               $current_user = wp_get_current_user();
+               if ( ! $current_user || ! $current_user->exists() ) {
+                       return;
+               }
+
+               $username   = $current_user->user_login;
+               $is_blocked = $this->is_user_blocked( $username );
+               $is_warned  = $this->is_user_warned( $username );
+
+               if ( ! $is_blocked && ! $is_warned ) {
+                       return;
+               }
+
+               wp_enqueue_style(
+                       'wporg-gp-contributor-moderation',
+                       WPORG_GP_CONTRIBUTOR_MODERATION_PLUGIN_URL . 'assets/css/style.css',
+                       array(),
+                       filemtime( plugin_dir_path( __FILE__ ) . 'assets/css/style.css' )
+               );
+
+               // Blocked status takes precedence over warned status.
+               if ( $is_blocked ) {
+                       $message   = $this->get_alert_message();
+                       $css_class = 'show_banned_message';
+                       $div_id    = 'show_banned_message';
+               } else {
+                       $message   = $this->get_warning_message();
+                       $css_class = 'show_warned_message';
+                       $div_id    = 'show_warned_message';
+               }
+
+               $content  = '<div id="' . $div_id . '" class="' . $css_class . '">';
+               $content .= $message;
+               $content .= '</div>';
+
+               echo wp_kses(
+                       $content,
+                       array(
+                               'div'  => array(
+                                       'id'    => array(),
+                                       'class' => array(),
+                                       'style' => array(),
+                               ),
+                               'span' => array(
+                                       'class' => array(),
+                                       'style' => array(),
+                               ),
+                               'a'    => array(
+                                       'href'   => array(),
+                                       'target' => array(),
+                                       'style'  => array(),
+                               ),
+                               'br'   => array(),
+                       )
+               );
+       }
+
+       /**
+        * Block users from submitting translations.
+        *
+        * @param bool|null $can     Whether the user can perform the action, or null if it hasn't been determined yet.
+        * @param array     $action  An array with the action the user is trying to perform (edit, approve, etc.).
+        * @return bool|null Whether the user can perform the action.
+        */
+       public function block_translation_contributions( $can, $action ) {
+               if ( ! $this->is_target_domain() ) {
+                       return $can;
+               }
+
+               $blocked_actions = array( 'edit', 'write', 'approve', 'import-waiting' );
+               if ( ! in_array( $action['action'], $blocked_actions, true ) ) {
+                       return $can;
+               }
+
+               $current_user = wp_get_current_user();
+               if ( ! $current_user || ! $current_user->exists() ) {
+                       return $can;
+               }
+
+               if ( $this->is_user_blocked( $current_user->user_login ) ) {
+                       return false;
+               }
+
+               return $can;
+       }
+}
+
+add_action( 'plugins_loaded', array( WPORG_GP_Contributor_Moderation::class, 'get_instance' ) );
</ins><span class="cx" style="display: block; padding: 0 10px">Property changes on: sites/trunk/wordpress.org/public_html/wp-content/plugins/wporg-gp-contributor-moderation/wporg-gp-contributor-moderation.php
</span><span class="cx" style="display: block; padding: 0 10px">___________________________________________________________________
</span></span></pre></div>
<a id="svneolstyle"></a>
<div class="addfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Added: svn:eol-style</h4></div>
<ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+native
</ins><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of property
</span></div>

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