From 4d49e0a1cf971904f1dc3e388e7b099d61cfc86b Mon Sep 17 00:00:00 2001
From: achbed <github@achbed.org>
Date: Wed, 19 Nov 2014 22:52:32 -0600
Subject: [PATCH] Added stationdefaults parameter (provides a mechanism to give
 default values for all stations) New merge_defaults function in utils.py -
 combines two dict objects recursively

Signed-off-by: achbed <github@achbed.org>
---
 deefuzzer/core.py         |  5 +++++
 deefuzzer/tools/utils.py  | 17 +++++++++++++++++
 example/deefuzzer.json    | 11 +++++++++++
 example/deefuzzer.xml     | 11 +++++++++++
 example/deefuzzer.yaml    |  8 ++++++++
 example/deefuzzer_doc.xml | 22 ++++++++++++++++++++++
 6 files changed, 74 insertions(+)

diff --git a/deefuzzer/core.py b/deefuzzer/core.py
index ef0f1fc..49e636f 100644
--- a/deefuzzer/core.py
+++ b/deefuzzer/core.py
@@ -120,6 +120,11 @@ class DeeFuzzer(Thread):
                 station = self.conf['deefuzzer']['station']
             else:
                 station = self.conf['deefuzzer']['station'][i]
+
+            # Apply station defaults if they exist
+            if 'stationdefaults' in self.conf['deefuzzer']:
+                if isinstance(self.conf['deefuzzer']['stationdefaults'], dict):
+                    station = merge_defaults(station, self.conf['deefuzzer']['stationdefaults'])
             self.stations.append(Station(station, q, self.logger, self.m3u))
 
         if self.m3u:
diff --git a/deefuzzer/tools/utils.py b/deefuzzer/tools/utils.py
index df4955b..3d2143b 100644
--- a/deefuzzer/tools/utils.py
+++ b/deefuzzer/tools/utils.py
@@ -13,6 +13,8 @@
 import os
 import re
 import string
+from itertools import chain
+from deefuzzer.tools import *
 
 def clean_word(word) :
     """ Return the word without excessive blank spaces, underscores and
@@ -37,3 +39,18 @@ def get_file_info(media):
 
 def is_absolute_path(path):
     return os.sep == path[0]
+
+def merge_defaults(setting, default):
+    combined = {}
+    for key in set(chain(setting, default)):
+        if key in setting:
+            if key in default:
+                if isinstance(setting[key], dict) and isinstance(default[key], dict):
+                    combined[key] = merge_defaults(setting[key], default[key])
+                else:
+                    combined[key] = setting[key]
+            else:
+                combined[key] = setting[key]
+        else:
+            combined[key] = default[key]
+    return combined
diff --git a/example/deefuzzer.json b/example/deefuzzer.json
index cc4078e..2234ded 100644
--- a/example/deefuzzer.json
+++ b/example/deefuzzer.json
@@ -2,6 +2,17 @@
     "deefuzzer": {
         "log": "/path/to/station.log",
         "m3u": "/path/to/station.m3u",
+        "station": {
+            "control": {
+                "mode": 0,
+                "port": 16001
+            },
+            "jingles": {
+                "dir": "/path/to/jingles",
+                "mode": 0,
+                "shuffle": 1
+            }
+        },
         "station": {
             "control": {
                 "mode": 0,
diff --git a/example/deefuzzer.xml b/example/deefuzzer.xml
index 593d2ed..9cadbb1 100644
--- a/example/deefuzzer.xml
+++ b/example/deefuzzer.xml
@@ -1,6 +1,17 @@
 <deefuzzer>
     <log>/path/to/station.log</log>
     <m3u>/path/to/station.m3u</m3u>
+    <stationdefaults>
+        <control>
+            <mode>0</mode>
+            <port>16001</port>
+        </control>
+        <jingles>
+            <dir>/path/to/jingles</dir>
+            <mode>0</mode>
+            <shuffle>1</shuffle>
+        </jingles>
+    </stationdefaults>
     <station>
         <control>
             <mode>0</mode>
diff --git a/example/deefuzzer.yaml b/example/deefuzzer.yaml
index 8e33454..366cb7f 100644
--- a/example/deefuzzer.yaml
+++ b/example/deefuzzer.yaml
@@ -2,6 +2,14 @@ deefuzzer:
   log: /path/to/station.log
   m3u: /path/to/station.m3u
 
+  stationdefaults:
+    control: {mode: 0,
+             port: 16001}
+
+    jingles: {dir: /path/to/jingles,
+              mode: 0,
+              shuffle: 1}
+
   station:
     control: {mode: 0,
              port: 16001}
diff --git a/example/deefuzzer_doc.xml b/example/deefuzzer_doc.xml
index be45286..1beb53f 100644
--- a/example/deefuzzer_doc.xml
+++ b/example/deefuzzer_doc.xml
@@ -5,6 +5,28 @@
          The file is preferably accessible behind an url,
          for example, http://mydomain.com/m3u/mystation.m3u -->
     <m3u>/path/to/station.m3u</m3u>
+    <stationdefaults>
+      <!-- This tag allows a common default configuration to be set for all stations.  This
+           is useful when defining many stations that will share many common configuration
+           settings.  If a setting is specified here and in a station tag, the station tag 
+           will override this one.  Available options are the same as the station tag. -->
+        <control>
+            <!-- If '1', an OSC controller thread is started to allow external commands
+                See README for more info -->
+            <mode>0</mode>
+            <!-- The port of the OSC server -->
+            <port>16001</port>
+        </control>
+        <jingles>
+            <!-- A path to the directory containing jingles media files.
+                The files have to be of the same type of the main media files. -->
+            <dir>/path/to/jingles</dir>
+            <!-- If '1', some media will be played between each main track of the playlist. '0' does nothing. -->
+            <mode>0</mode>
+            <!-- If '1', the jingle playlist will be randomized. '0' for aphanumeric order -->
+            <shuffle>1</shuffle>
+        </jingles>
+    </stationdefaults>
     <station>
         <control>
             <!-- If '1', an OSC controller thread is started to allow external commands
-- 
2.39.5