1 files changed, 18 insertions, 0 deletions
diff --git a/mitmproxy/examples/modify_response_body.py b/mitmproxy/examples/modify_response_body.py
new file mode 100644
index 00000000..a35e1525
--- /dev/null
+++ b/mitmproxy/examples/modify_response_body.py
@@ -0,0 +1,18 @@
+# Usage: mitmdump -s "modify_response_body.py mitmproxy bananas"
+# (this script works best with --anticache)
+from libmproxy.models import decoded
+
+
+def start(context, argv):
+    if len(argv) != 3:
+        raise ValueError('Usage: -s "modify-response-body.py old new"')
+    # You may want to use Python's argparse for more sophisticated argument
+    # parsing.
+    context.old, context.new = argv[1], argv[2]
+
+
+def response(context, flow):
+    with decoded(flow.response):  # automatically decode gzipped responses.
+        flow.response.content = flow.response.content.replace(
+            context.old,
+            context.new)