Add filters for article URLs and authors in e-reader exports

includes/class-e-reader.php

@@ -152,7 +152,7 @@ protected function get_content( $format, \WP_Post $post ) {
 			$format . '/footer',
 			null,
 			array(
-				'url' => get_permalink( $post ),
+				'url' => $this->get_post_source_url( $post ),
 			)
 		);
 		$content = ob_get_contents();
@@ -161,6 +161,16 @@ protected function get_content( $format, \WP_Post $post ) {
 		return $content;
 	}
 
+	/**
+	 * Resolve the source URL for the chapter footer.
+	 *
+	 * @param \WP_Post $post The post.
+	 * @return string
+	 */
+	protected function get_post_source_url( \WP_Post $post ) {
+		return apply_filters( 'send_to_e_reader_post_url', get_permalink( $post ), $post );
+	}
+
 	/**
 	 * Get the date to show for a post in generated e-reader content.
 	 *
@@ -192,7 +202,7 @@ protected function update_author_name( \WP_Post $post ) {
 			if ( $override_author_name ) {
 				$author_name = $override_author_name;
 			}
-			$post->author_name = $author_name;
+			$post->author_name = apply_filters( 'send_to_e_reader_post_author_name', $author_name, $post );
 		}
 		return $post->author_name;
 	}

templates/plain-list.php

@@ -313,14 +313,15 @@
 		</header>
 		<ul class="post-list">
 		<?php foreach ( $args['posts'] as $post ) : ?>
+			<?php $post_url = apply_filters( 'send_to_e_reader_post_url', get_permalink( $post ), $post ); ?>
 				<li class="post-item">
 				<input type="checkbox" name="<?php echo esc_attr( $args['inputname'] ); ?>[]" value="<?php echo esc_attr( $post->ID ); ?>" <?php checked( isset( $args['unsent'][ $post->ID ] ) ); ?> aria-label="<?php echo esc_attr( get_the_title( $post ) ); ?>" />
 				<div>
 					<p class="post-title"><?php echo esc_html( get_the_title( $post ) ); ?></p>
 					<p class="post-meta"><?php echo esc_html( $get_post_display_date( $post ) ); ?></p>
 					<p class="post-summary"><?php echo esc_html( wp_trim_words( wp_strip_all_tags( $post->post_content ) ) ); ?></p>
 					<div class="item-actions">
-						<a class="post-url" href="<?php echo esc_url( get_the_permalink( $post ) ); ?>"><?php echo esc_html( get_the_permalink( $post ) ); ?></a>
+						<a class="post-url" href="<?php echo esc_url( $post_url ); ?>"><?php echo esc_html( $post_url ); ?></a>
 						<a href="#" data-send-to-e-reader-action="move-up"><?php esc_html_e( 'Move up', 'send-to-e-reader' ); ?></a>
 						<a href="#" data-send-to-e-reader-action="move-down"><?php esc_html_e( 'Move down', 'send-to-e-reader' ); ?></a>
 					</div>

tests/Test_E_Reader.php

@@ -19,6 +19,8 @@ class Test_E_Reader extends TestCase {
 
 	public function tearDown(): void {
 		remove_all_filters( 'friends_override_author_name' );
+		remove_all_filters( 'send_to_e_reader_post_url' );
+		remove_all_filters( 'send_to_e_reader_post_author_name' );
 		unset( $GLOBALS['_test_upload_basedir'], $GLOBALS['_test_upload_baseurl'] );
 		parent::tearDown();
 	}
@@ -186,6 +188,38 @@ function () {
 		$this->assertSame( 'Zetaphor', $post->author_name );
 	}
 
+	public function test_chapter_url_and_author_can_be_filtered() {
+		$post = new \WP_Post();
+		$post->ID = 125;
+		$post->post_author = 1;
+		$ereader = new E_Reader_Download( 'Test' );
+		$url = new \ReflectionMethod( $ereader, 'get_post_source_url' );
+		$url->setAccessible( true );
+		$this->assertSame( get_permalink( $post ), $url->invoke( $ereader, $post ) );
+		add_filter(
+			'send_to_e_reader_post_url',
+			function ( $url, $item ) use ( $post ) {
+				$this->assertSame( $post, $item );
+				return 'https://original.example/article/';
+			},
+			10,
+			2
+		);
+		add_filter(
+			'send_to_e_reader_post_author_name',
+			function ( $author, $item ) use ( $post ) {
+				$this->assertSame( $post, $item );
+				return 'Alexander Aidun';
+			},
+			10,
+			2
+		);
+		$author = new \ReflectionMethod( $ereader, 'update_author_name' );
+		$author->setAccessible( true );
+		$this->assertSame( 'Alexander Aidun', $author->invoke( $ereader, $post ) );
+		$this->assertSame( 'https://original.example/article/', $url->invoke( $ereader, $post ) );
+	}
+
 	/**
 	 * Test collected article dates replace the saved post date in chapter bylines.
 	 */

tests/Test_Send_To_E_Reader.php

@@ -20,6 +20,7 @@ class Test_Send_To_E_Reader extends TestCase {
 	public function tearDown(): void {
 		remove_all_filters( 'friends_override_author_name' );
 		remove_all_filters( 'send_to_e_reader_post_content' );
+		remove_all_filters( 'send_to_e_reader_post_url' );
 		remove_all_filters( 'static_archive_post_types' );
 		remove_all_filters( 'static_archive_post_html' );
 		remove_all_filters( 'send_to_e_reader_user_can_send' );
@@ -259,11 +260,23 @@ public function test_plain_list_shows_original_article_date() {
 			'inputname' => 'epubsecret',
 		);
 
+		add_filter(
+			'send_to_e_reader_post_url',
+			function ( $url, $item ) use ( $post ) {
+				$this->assertSame( $post, $item );
+				return 'https://original.example/article/?a=1&b=2';
+			},
+			10,
+			2
+		);
+
 		ob_start();
 		include FRIENDS_SEND_TO_E_READER_PLUGIN_DIR . 'templates/plain-list.php';
 		$output = ob_get_clean();
 
 		$this->assertStringContainsString( 'Collected Link', $output );
+		$this->assertStringContainsString( '<a class="post-url" href="https://original.example/article/?a=1&amp;b=2">https://original.example/article/?a=1&amp;b=2</a>', $output );
+		$this->assertStringNotContainsString( get_permalink( $post ), $output );
 		$this->assertStringContainsString( 'June 29, 2026', $output );
 		$this->assertStringContainsString( '1 articles (1 selected)', $output );
 		$this->assertStringContainsString( '<form method="post">', $output );