From 038028d224c0d862e1bb2c1fef9d000735676350 Mon Sep 17 00:00:00 2001
From: Luthaf <luthaf@luthaf.fr>
Date: Thu, 3 Jul 2014 16:58:25 +0100
Subject: [PATCH] Plugin include
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Inclusion de fichier JSON contenant une liste de contenu.
Permet d'avoir le même contenu avec plusieurs mises en page.
---
 patacrep/content/include.py | 49 +++++++++++++++++++++++++++++++++++++
 songbook                    |  2 ++
 2 files changed, 51 insertions(+)
 create mode 100644 patacrep/content/include.py

diff --git a/patacrep/content/include.py b/patacrep/content/include.py
new file mode 100644
index 00000000..777aa3bd
--- /dev/null
+++ b/patacrep/content/include.py
@@ -0,0 +1,49 @@
+# -*- coding: utf-8 -*-
+
+"""Include an external list of songs
+
+This plugin provides keyword 'include', used to include an external list of
+songs in JSON format.
+"""
+
+import json
+import os
+import sys
+import logging
+
+from patacrep.content import process_content
+
+LOGGER = logging.getLogger(__name__)
+
+#pylint: disable=unused-argument
+def parse(keyword, config, argument, contentlist):
+    """Include an external file content.
+
+    Arguments:
+        - keyword: the string 'sorted';
+        - config: the current songbook configuration dictionary;
+        - argument: None;
+        - contentlist: a list of file paths to be included.
+    """
+    new_contentlist = []
+    for path in contentlist:
+        filepath = os.path.join(config["_songbook_dir"], path)
+        try:
+            with open(filepath, "r") as content_file:
+                old_songbook_dir = config["_songbook_dir"]
+                new_content = json.load(content_file)
+        except Exception as error: # pylint: disable=broad-except
+            LOGGER.error(error)
+            LOGGER.error("Error while loading file '{}'.".format(filepath))
+            sys.exit(1)
+
+        config["_songbook_dir"] = os.path.abspath(
+                                        os.path.dirname(filepath)
+                                    )
+
+        new_contentlist += process_content(new_content, config)
+        config["_songbook_dir"] = old_songbook_dir
+
+    return new_contentlist
+
+CONTENT_PLUGINS = {'include': parse}
diff --git a/songbook b/songbook
index 53d707a1..1919d12a 100755
--- a/songbook
+++ b/songbook
@@ -108,6 +108,8 @@ def main():
         LOGGER.error("Error while loading file '{}'.".format(songbook_path))
         sys.exit(1)
 
+    songbook["_songbook_dir"] = os.path.abspath(os.path.dirname(songbook_path))
+
     # Gathering datadirs
     datadirs = []
     if options.datadir: