From ecc79a855fb656c41da433cf1a9ab56a6d850a37 Mon Sep 17 00:00:00 2001
From: Robin Cornett <hello@robincornett.com>
Date: Wed, 12 Aug 2015 14:26:26 -0400
Subject: [PATCH] Add featured image column for authors

Also refactored for a reusable image function.
---
 ...lass-displayfeaturedimagegenesis-admin.php | 92 ++++++++++++++-----
 1 file changed, 70 insertions(+), 22 deletions(-)

diff --git a/includes/class-displayfeaturedimagegenesis-admin.php b/includes/class-displayfeaturedimagegenesis-admin.php
index b3f2618..ad07115 100644
--- a/includes/class-displayfeaturedimagegenesis-admin.php
+++ b/includes/class-displayfeaturedimagegenesis-admin.php
@@ -19,6 +19,7 @@ class Display_Featured_Image_Genesis_Admin {
 		$this->common = new Display_Featured_Image_Genesis_Common();
 		$this->set_up_taxonomy_columns();
 		$this->set_up_post_type_columns();
+		$this->set_up_author_columns();
 
 		add_action( 'admin_enqueue_scripts', array( $this, 'featured_image_column_width' ) );
 	}
@@ -63,6 +64,16 @@ class Display_Featured_Image_Genesis_Admin {
 		}
 	}
 
+	/**
+	 * Set up featured image column for users
+	 *
+	 * @since 2.3.0
+	 */
+	protected function set_up_author_columns() {
+		add_filter( 'manage_users_columns', array( $this, 'add_column' ) );
+		add_action( 'manage_users_custom_column', array( $this, 'manage_user_column' ), 10, 3 );
+	}
+
 	/**
 	 * add featured image column
 	 * @param column $columns set up new column to show featured image for taxonomies/posts/etc.
@@ -103,19 +114,14 @@ class Display_Featured_Image_Genesis_Admin {
 
 		$taxonomy = filter_input( INPUT_POST, 'taxonomy', FILTER_SANITIZE_STRING );
 		$taxonomy = ! is_null( $taxonomy ) ? $taxonomy : get_current_screen()->taxonomy;
-		$alt      = get_term( $term_id, $taxonomy )->name;
-		$id       = is_numeric( $term_meta['term_image'] ) ? $term_meta['term_image'] : Display_Featured_Image_Genesis_Common::get_image_id( $term_meta['term_image'] );
 
-		$preview = apply_filters(
-			'display_featured_image_genesis_admin_term_thumbnail',
-			wp_get_attachment_image_src( $id, 'thumbnail' ),
-			$id
+		$args = array(
+			'image_id' => is_numeric( $term_meta['term_image'] ) ? $term_meta['term_image'] : Display_Featured_Image_Genesis_Common::get_image_id( $term_meta['term_image'] ),
+			'context'  => 'term',
+			'alt'      => get_term( $term_id, $taxonomy )->name,
 		);
 
-		printf( '<img src="%1$s" alt="%2$s" />',
-			esc_url( $preview[0] ),
-			esc_attr( $alt )
-		);
+		echo wp_kses_post( $this->admin_featured_image( $args ) );
 
 	}
 
@@ -132,22 +138,19 @@ class Display_Featured_Image_Genesis_Admin {
 		if ( 'featured_image' !== $column ) {
 			return;
 		}
-
-		$id = get_post_thumbnail_id( $post_id );
-		if ( ! $id ) {
+		$image_id = get_post_thumbnail_id( $post_id );
+		if ( ! $image_id ) {
 			return;
 		}
 
-		$preview = apply_filters(
-			'display_featured_image_genesis_admin_post_thumbnail',
-			wp_get_attachment_image_src( $id, 'thumbnail' ),
-			$id
-		);
-		printf( '<img src="%1$s" alt="%2$s" />',
-			esc_url( $preview[0] ),
-			esc_attr( the_title_attribute( 'echo=0' ) )
+		$args = array(
+			'image_id' => $image_id,
+			'context'  => 'post',
+			'alt'      => the_title_attribute( 'echo=0' ),
 		);
 
+		echo wp_kses_post( $this->admin_featured_image( $args ) );
+
 	}
 
 	/**
@@ -156,7 +159,7 @@ class Display_Featured_Image_Genesis_Admin {
 	 */
 	public function featured_image_column_width() {
 		$screen = get_current_screen();
-		if ( in_array( $screen->base, array( 'edit', 'edit-tags' ) ) ) { ?>
+		if ( in_array( $screen->base, array( 'edit', 'edit-tags', 'users' ) ) ) { ?>
 			<style type="text/css">
 				.column-featured_image { width: 105px; }
 				.column-featured_image img { margin: 0 auto; display: block; height: auto; width: auto; max-width: 60px; max-height: 80px; }
@@ -165,4 +168,49 @@ class Display_Featured_Image_Genesis_Admin {
 		}
 	}
 
+	/**
+	 * User column output
+	 * @param  string $value       image to be output to column
+	 * @param  string $column_name column name (featured_image)
+	 * @param  int $user_id     user id
+	 * @return string              image
+	 *
+	 * @since 2.3.0
+	 */
+	public function manage_user_column( $value, $column_name, $user_id ) {
+		if ( 'featured_image' !== $column_name ) {
+			return;
+		}
+		$image_id = get_the_author_meta( 'displayfeaturedimagegenesis', (int) $user_id );
+		if ( ! $image_id ) {
+			return;
+		}
+		$args = array(
+			'image_id' => $image_id,
+			'context'  => 'author',
+			'alt'      => get_the_author_meta( 'user_nicename', (int) $user_id ),
+		);
+
+		return $this->admin_featured_image( $args );
+
+	}
+
+	/**
+	 * Generic function to return featured image
+	 * @param  array $args array of values to pass to function ( image_id, context, alt_tag )
+	 * @return string       image html
+	 *
+	 * @since 2.3.0
+	 */
+	protected function admin_featured_image( $args ) {
+		if ( ! $args['image_id'] ) {
+			return;
+		}
+		apply_filters( "display_featured_image_genesis_admin_{$args['context']}_thumbnail", $args );
+
+		$preview = wp_get_attachment_image_src( $args['image_id'], 'thumbnail' );
+		return sprintf( '<img src="%1$s" alt="%2$s" />', esc_url( $preview[0] ), esc_attr( $args['alt'] ) );
+
+	}
+
 }