Address PR feedback: add moderation anchor and email-like identifier tests

- Add #moderation anchor to settings link for direct navigation.
- Wrap Moderation section with ID for anchor targeting.
- Add tests confirming email-like identifiers are gracefully skipped.

Author: obenland

includes/wp-admin/class-settings-fields.php

@@ -59,7 +59,11 @@ public static function register_settings_fields() {
 			'activitypub_moderation',
 			\esc_html__( 'Moderation', 'activitypub' ),
 			array( self::class, 'render_moderation_section_description' ),
-			'activitypub_settings'
+			'activitypub_settings',
+			array(
+				'before_section' => '<div id="moderation">',
+				'after_section'  => '</div>',
+			)
 		);
 
 		// Add settings fields.

includes/wp-admin/import/class-blocklist.php

@@ -281,7 +281,7 @@ private static function import( $domains ) {
 
 		\printf(
 			'<p><a href="%s">%s</a></p>',
-			\esc_url( \admin_url( 'options-general.php?page=activitypub&tab=settings' ) ),
+			\esc_url( \admin_url( 'options-general.php?page=activitypub&tab=settings#moderation' ) ),
 			\esc_html__( 'View blocked domains in settings', 'activitypub' )
 		);
 	}

tests/phpunit/tests/includes/wp-admin/import/class-test-blocklist.php

@@ -352,4 +352,38 @@ public function test_parse_csv_rejects_domain_starting_with_hyphen() {
 		$this->assertContains( 'valid.com', $domains );
 		$this->assertNotContains( '-invalid.com', $domains );
 	}
+
+	/**
+	 * Test that email-like identifiers are skipped gracefully.
+	 *
+	 * @covers ::parse_csv
+	 */
+	public function test_parse_csv_skips_email_like_identifiers() {
+		$csv_content  = "[email protected]\n";
+		$csv_content .= "[email protected]\n";
+		$csv_content .= "valid.org\n";
+		$csv_content .= "@invalid.net\n";
+
+		$file    = $this->create_temp_csv( $csv_content );
+		$domains = Blocklist::parse_csv( $file );
+
+		$this->assertSame( array( 'valid.org' ), $domains );
+	}
+
+	/**
+	 * Test that email-like identifiers in Mastodon CSV format are skipped gracefully.
+	 *
+	 * @covers ::parse_csv
+	 */
+	public function test_parse_csv_mastodon_format_skips_email_like_identifiers() {
+		$csv_content  = "#domain,#severity,#public_comment\n";
+		$csv_content .= "[email protected],suspend,\"Test\"\n";
+		$csv_content .= "valid.org,silence,\"Test\"\n";
+		$csv_content .= "[email protected],suspend,\"Test\"\n";
+
+		$file    = $this->create_temp_csv( $csv_content );
+		$domains = Blocklist::parse_csv( $file );
+
+		$this->assertSame( array( 'valid.org' ), $domains );
+	}
 }