From 0aa92cbcc9f30fa5daaa83e891e963d634d3bf6d Mon Sep 17 00:00:00 2001
From: Zachary Softich <zsoftich@fisdap.net>
Date: Wed, 23 Dec 2015 09:57:06 -0600
Subject: [PATCH] Only add ppa if it doesn't exist.

This comit is in addition to pull request #70. The add-apt-repository command
will only be run when the ppa has not yet been added.
---
 php/ng/installed.jinja | 1 +
 1 file changed, 1 insertion(+)

diff --git a/php/ng/installed.jinja b/php/ng/installed.jinja
index 9000752..2d0595d 100644
--- a/php/ng/installed.jinja
+++ b/php/ng/installed.jinja
@@ -31,6 +31,7 @@ php_ppa_env_{{ state }}:
         - name: apt-add-repository -y ppa:{{ ppa_name }}
         - env:
             - LC_ALL: C.UTF-8
+        - unless: test /etc/apt/sources.list.d/{{ ppa_name|replace('/', '-', 1) }}-trusty.list
 
 php_ppa_{{ state }}:
     pkgrepo.managed: