Imported Upstream version 0.1.29

1 files changed, 35 insertions, 0 deletions

diff --git a/reconfigure/parsers/jsonparser.py b/reconfigure/parsers/jsonparser.py
new file mode 100644
index 0000000..c1eaee6
--- /dev/null
+++ b/reconfigure/parsers/jsonparser.py
@@ -0,0 +1,35 @@
+from reconfigure.nodes import *
+from reconfigure.parsers import BaseParser
+import json
+
+
+class JsonParser (BaseParser):
+    """
+    A parser for JSON files (using ``json`` module)
+    """
+
+    def parse(self, content):
+        node = RootNode()
+        self.load_node_rec(node, json.loads(content))
+        return node
+
+    def load_node_rec(self, node, json):
+        for k, v in json.iteritems():
+            if isinstance(v, dict):
+                child = Node(k)
+                node.children.append(child)
+                self.load_node_rec(child, v)
+            else:
+                node.children.append(PropertyNode(k, v))
+
+    def stringify(self, tree):
+        return json.dumps(self.save_node_rec(tree), indent=4)
+
+    def save_node_rec(self, node):
+        r = {}
+        for child in node.children:
+            if isinstance(child, PropertyNode):
+                r[child.name] = child.value
+            else:
+                r[child.name] = self.save_node_rec(child)
+        return r