diff --git a/RestControllers/postsController.php b/RestControllers/postsController.php
index 1aa549c..e4be402 100644
--- a/RestControllers/postsController.php
+++ b/RestControllers/postsController.php
@@ -109,13 +109,7 @@ class postsController {
 		$kind = $_POST['kind'];
 
 		//Get the content of the post
-		if(!isset($_POST['content']))
-			Rest_fatal_error(400, "Please specify the content of the post !");
-		$content = $_POST['content'];
-
-		//Check the security of the content
-		if(!checkHTMLstring($content))
-			Rest_fatal_error(400, "Your request has been rejected because it has been considered as unsecure !");
+		$content = getPostContent("content");
 
 		//Get the visibility of the post
 		$visibility = $this->getPostVisibilityLevel("visibility");
@@ -350,6 +344,22 @@ class postsController {
 		return array("success" => "The visibility level has been updated !");
 	}
 
+	/**
+	 * Update the content of a post
+	 * 
+	 * @url POST /posts/update_content
+	 */
+	public function update_content(){
+
+		user_login_required();
+		
+		//Get the post ID
+		$postID = $this->getFullAccessPostID("postID");
+
+		//Get the post content
+
+	}
+
 	/**
 	 * Delete post
 	 * 
diff --git a/functions/requests.php b/functions/requests.php
index cebc3fa..1e06460 100644
--- a/functions/requests.php
+++ b/functions/requests.php
@@ -346,4 +346,26 @@ function check_youtube_id(string $id) : bool {
 	//The video is considered as valid
 	return TRUE;
 
+}
+
+/**
+ * Get some content (for post actually) from a $_POST request
+ * and check its validity
+ * 
+ * @param string $name The name of the $_POST field
+ * @return string The content of the  post
+ */
+function getPostContent($name){
+
+	if(!isset($_POST[$name]))
+		Rest_fatal_error(400, "Please specify some content in '"+$name+"' !");
+	$content = $_POST[$name];
+
+	//Check the security of the content
+	if(!checkHTMLstring($content))
+		Rest_fatal_error(400, "Your request has been rejected because it has been considered as unsecure !");
+
+	//Return new content
+	return $content;
+
 }
\ No newline at end of file