Quick Edit - changing languages

lib/Plugin.php

@@ -160,7 +160,8 @@ private function define_plugin_hooks() {
 			'posts_change_language'    => Posts\ChangeLanguage::class,
 			'posts_language_metabox'   => Posts\LangMetaBox::class,
 			'posts_admin_notices'      => Posts\AdminNotices::class,
-			'posts_bulk_edit'       => Posts\BulkEdit::class,
+			'posts_bulk_edit'          => Posts\BulkEdit::class,
+			'posts_quick_edit'         => Posts\QuickEdit::class,
 
 			'terms_language_metabox'   => Terms\LangMetaBox::class,
 			'terms_create_translation' => Terms\CreateTranslation::class,

lib/Posts/Helpers/QuickEditPostListTable.php

@@ -0,0 +1,27 @@
+<?php
+
+namespace TwentySixB\WP\Plugin\Unbabble\Posts\Helpers;
+
+/**
+ * For presenting the quick edit message that the post's language has been changed in the post
+ * list table.
+ */
+class QuickEditPostListTable extends \WP_Posts_List_Table {
+
+	public function display_rows( $posts = array(), $level = 0 ) : void {
+		if ( count( $posts ) !== 1 ) {
+			parent::display_rows( $posts, $level );
+			return;
+		}
+
+		list( $columns, $hidden, $sortable, $primary ) = $this->get_column_info();
+
+		// TODO: verify language change and quick edit again.
+
+		// TODO: improve visuals.
+		// TODO: Add link to post edit/view. Add dismiss row button. Add post title. Add link to change language.
+		echo '<tr>';
+		echo '<th></th><td> <div> Post moved due to language change </div> </td>';
+		echo '</tr>';
+	}
+}

lib/Posts/QuickEdit.php

@@ -0,0 +1,138 @@
+<?php
+
+namespace TwentySixB\WP\Plugin\Unbabble\Posts;
+
+use TwentySixB\WP\Plugin\Unbabble\LangInterface;
+use TwentySixB\WP\Plugin\Unbabble\Options;
+use TwentySixB\WP\Plugin\Unbabble\Posts\Helpers\QuickEditPostListTable;
+
+/**
+ * For hooks related to quick edit for posts.
+ *
+ * @since 0.3.2
+ */
+class QuickEdit {
+
+	/**
+	 * Register hooks.
+	 *
+	 * @since 0.3.2
+	 */
+	public function register() {
+
+		// Language column added by BulkEdit.php
+
+		// Add quick edit custom box. Quick edit uses `save_post` in lib/Posts/ChangeLanguage.php.
+		\add_action( 'quick_edit_custom_box', [ $this, 'quick_edit_custom_box' ], 10, 3 );
+		\add_action( 'add_inline_data', [ $this, 'quick_edit_add_inline_data' ], 10, 2 );
+		\add_action( 'admin_enqueue_scripts', [ $this, 'quick_edit_scripts' ], 10, 1 );
+
+		// TODO: Find a better way of displaying a message that the post language was changed.
+		\add_filter( 'wp_list_table_class_name', [ $this, 'quick_edit_table_class'], 10, 2 );
+	}
+
+	public function quick_edit_custom_box( string $column_name, string $post_type, string $taxonomy ) : void {
+		if ( $column_name !== 'ubb_lang' ) {
+			return;
+		}
+
+		$post_types = LangInterface::get_translatable_post_types();
+		if ( ! in_array( $post_type, $post_types, true ) ) {
+			return;
+		}
+
+		$languages_info     = Options::get_languages_info();
+		$languages          = LangInterface::get_languages();
+		$post_language      = LangInterface::get_post_language( \get_the_ID() );
+		$disabled_languages = array_values( LangInterface::get_post_translations( \get_the_ID() ) );
+
+		// TODO: Deal with no languages, etc
+		?>
+			<fieldset class="inline-edit-col-right">
+				<span class="title">
+					<span class="dashicons dashicons-translation"></span>
+					Language
+				</span>
+				<div class="inline-edit-col">
+					<div class="inline-edit-group wp-clearfix">
+						<label class="inline-edit-status alignleft">
+							<span class="title">Language</span>
+							<select name="ubb_lang">
+								<?php foreach ( $languages as $lang ): ?>
+									<?php
+									$label = $languages_info[$lang]['native_name'] ?? null;
+									$disabled = in_array( $lang, $disabled_languages, true );
+									$selected = $lang === $post_language;
+									?>
+
+									<?php if ( ! empty( $label ) ) : ?>
+										<option value="<?php echo $lang ?>" >
+											<?php echo sprintf( '%s (%s)', $label, $lang ); ?>
+										</option>
+									<?php endif; ?>
+								<?php endforeach; ?>
+							</select>
+						</label>
+					</div>
+				</div>
+			</fieldset>
+		<?php
+	}
+
+	public function quick_edit_add_inline_data( \WP_Post $post, \WP_Post_Type $post_type_object ) : void {
+		$post_language      = LangInterface::get_post_language( $post->ID );
+		$disabled_languages = array_values( LangInterface::get_post_translations( $post->ID ) );
+
+		echo '<div class="ubb_post_lang">' . $post_language . '</div>';
+		echo '<div class="ubb_post_translations">' . implode( ',', $disabled_languages ) . '</div>';
+	}
+
+	public function quick_edit_scripts( string $hook_suffix ) : void {
+		$post_types = LangInterface::get_translatable_post_types();
+		if ( $hook_suffix == 'edit.php' && in_array( \get_post_type(), $post_types ) ) {
+			$language_in_use_str = __( 'used by translation', 'unbabble' );
+			wp_add_inline_script(
+				'inline-edit-post',
+				'(function($) {
+					$(".ptitle").on("focus",function(e){
+						let id = parseInt($(e.target).closest(".quick-edit-row").attr("id").replace("edit-","")),
+							post_lang = $("#inline_"+id+" .ubb_post_lang").text(),
+							translations = $("#inline_"+id+" .ubb_post_translations").text().split(",");
+
+						// Select the language of the post.
+						$("#edit-"+id+".quick-edit-row select[name=ubb_lang] option[value=" + post_lang + "]").prop("selected", true);
+
+						// Disable languages used by translations.
+						if (translations.length !== 0) {
+							$("#edit-"+id+".quick-edit-row select[name=ubb_lang] option").each(function() {
+								if (translations.includes($(this).val()) && ! $(this).prop("selected") ) {
+									$(this).prop("disabled", true);
+									$(this).append(" (' . $language_in_use_str . ')");
+								}
+							});
+						}
+					});
+				})(jQuery);'
+			);
+		}
+	}
+
+	public function quick_edit_table_class( string $class_name, array $args ) : string {
+		if ( $class_name !== 'WP_Posts_List_Table' ) {
+			return $class_name;
+		}
+
+		if ( ! isset( $args['screen'] ) || ! $args['screen'] instanceof \WP_Screen || $args['screen']->id !== 'edit-post' ) {
+			return $class_name;
+		}
+
+		if ( ( $_REQUEST['action'] ?? '' ) !== 'inline-save' ) {
+			return $class_name;
+		}
+
+		// TODO: extra verifications to make sure we're in a language edit.
+		// TODO: check if language was changed. (post's language is different than the current language)
+
+		return QuickEditPostListTable::class;
+	}
+}