From f8f60ac01b7fd37592bbcf22edb73f83945df6b8 Mon Sep 17 00:00:00 2001
From: Ryan Boren <ryan@boren.nu>
Date: Thu, 27 Sep 2012 15:33:19 +0000
Subject: [PATCH] Introduce create_posts meta capability. Props scribu, nacin,
 casben79. see #16714

git-svn-id: http://core.svn.wordpress.org/trunk@22060 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-admin/menu.php            | 2 +-
 wp-includes/capabilities.php | 8 ++++++++
 wp-includes/post.php         | 2 ++
 3 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/wp-admin/menu.php b/wp-admin/menu.php
index 26e8eabbc3..d57136de22 100644
--- a/wp-admin/menu.php
+++ b/wp-admin/menu.php
@@ -49,7 +49,7 @@ $menu[4] = array( '', 'read', 'separator1', '', 'wp-menu-separator' );
 $menu[5] = array( __('Posts'), 'edit_posts', 'edit.php', '', 'open-if-no-js menu-top menu-icon-post', 'menu-posts', 'none' );
 	$submenu['edit.php'][5]  = array( __('All Posts'), 'edit_posts', 'edit.php' );
 	/* translators: add new post */
-	$submenu['edit.php'][10]  = array( _x('Add New', 'post'), 'edit_posts', 'post-new.php' );
+	$submenu['edit.php'][10]  = array( _x('Add New', 'post'), 'create_posts', 'post-new.php' );
 
 	$i = 15;
 	foreach ( get_taxonomies( array(), 'objects' ) as $tax ) {
diff --git a/wp-includes/capabilities.php b/wp-includes/capabilities.php
index 3f0a9ce816..e629cf4441 100644
--- a/wp-includes/capabilities.php
+++ b/wp-includes/capabilities.php
@@ -1046,6 +1046,14 @@ function map_meta_cap( $cap, $user_id ) {
 				$caps[] = $post_type->cap->delete_private_posts;
 		}
 		break;
+	// current_user_can( 'create_posts', $post_type )
+	case 'create_posts':
+		$post_type = isset( $args[0] ) ? $args[0] : 'post';
+		$post_type_object = get_post_type_object( $post_type );
+
+		$caps[] = $post_type_object->cap->create_posts;
+
+		break;
 		// edit_post breaks down to edit_posts, edit_published_posts, or
 		// edit_others_posts
 	case 'edit_post':
diff --git a/wp-includes/post.php b/wp-includes/post.php
index ddf78ab625..376132ea08 100644
--- a/wp-includes/post.php
+++ b/wp-includes/post.php
@@ -1296,6 +1296,8 @@ function get_post_type_capabilities( $args ) {
 		'edit_others_posts'  => 'edit_others_'  . $plural_base,
 		'publish_posts'      => 'publish_'      . $plural_base,
 		'read_private_posts' => 'read_private_' . $plural_base,
+		// Post creation capability simply maps to edit_posts by default:
+		'create_posts'       => 'edit_'         . $plural_base,
 	);
 
 	// Primitive capabilities used within map_meta_cap():