Can get from the API the list of targets where user can create posts

RestControllers/PostsController.php

@@ -491,6 +491,29 @@ class PostsController {
 	}
 
 
+	/**
+	 * Get the list of targets (pages) where the current user can create
+	 * posts
+	 * 
+	 * @url POST /posts/getAvailableTargets
+	 */
+	public function getAvailableTargets() {
+		user_login_required();
+
+		// Get the list of friends of the user where the user
+		// can create posts
+		$friends = components()->friends->getListThatAllowPostsFromUser(userID);
+
+		// Get the list of groups where the user can create posts
+		$groups = components()->groups->getListUserWhereCanCreatePosts(userID);
+		
+		//Return result
+		return array(
+			"friends" => $friends,
+			"groups" => $groups
+		);
+	}
+
 	/**
 	 * Get the visibility level specified in a POST request
 	 * 

classes/components/GroupsComponent.php

@@ -91,6 +91,32 @@ class GroupsComponent {
 		return $info;
 	}
 
+	/**
+	 * Get the list of groups of a user where the users can create
+	 * posts
+	 * 
+	 * @param int $userID The ID of the target user
+	 * @return array The list of the groups the user can participate to
+	 */
+	public function getListUserWhereCanCreatePosts(int $userID) : array {
+		$list = db()->select(self::GROUPS_MEMBERS_TABLE." m, ".self::GROUPS_LIST_TABLE." g",
+			"WHERE user_id = ? 
+				AND m.groups_id = g.id 
+				AND (
+					level = ".GroupMember::ADMINISTRATOR." OR
+					level = ".GroupMember::MODERATOR." OR
+					(level = ".GroupMember::MEMBER." AND posts_level = ".GroupInfo::POSTS_LEVEL_ALL_MEMBERS.")
+				)
+			", 
+			array($userID), 
+			array("g.id"));
+
+		foreach($list as $num => $info)
+			$list[$num] = (int)$info["id"];
+
+		return $list;
+	}
+
 	/**
 	 * Get the visibility level of a group
 	 * 

classes/components/friends.php

@@ -76,6 +76,28 @@ class friends {
 
 	}
 
+	/**
+	 * Get the list of friends of a given user that allows him to
+	 * create posts on their page
+	 * 
+	 * @param $userID The ID of the target user
+	 * @return array The list of friends of a user that allows him
+	 * to create posts
+	 */
+	public function getListThatAllowPostsFromUser(int $userID) : array {
+		$list = db()->select(
+			$this->friendsTable, 
+			"WHERE autoriser_post_page = 1 AND ID_amis = ?", 
+			array($userID), 
+			array("ID_personne")
+		);
+
+		foreach($list as $num=>$info)
+			$list[$num] = (int)$info["ID_personne"];
+		
+		return $list;
+	}
+
 	/**
 	 * Respond to a friendship request
 	 *