Merge pull request #89 from rcarz/master

Added redirect-to endpoint

AUTHORS

@@ -17,5 +17,6 @@ Patches and Suggestions
 - Flavio Percoco
 - Radomir Stevanovic (http://github.com/randomir)
 - Steven Honson
+- Bob Carroll <bob.carroll@alum.rit.edu> @rcarz
 - Cory Benfield (Lukasa) <cory@lukasa.co.uk>
 - Matt Robenolt (https://github.com/mattrobenolt)

README.md

@@ -19,6 +19,7 @@ Freely hosted in [HTTP](http://httpbin.org) &
 - [`/status/:code`](http://httpbin.org/status/418) Returns given HTTP Status code.
 - [`/response-headers?key=val`](http://httpbin.org/response-headers?Content-Type=text/plain;%20charset=UTF-8&Server=httpbin) Returns given response headers.
 - [`/redirect/:n`](http://httpbin.org/redirect/6) 302 Redirects *n* times.
+- [`/redirect-to?url=foo`](http://httpbin.org/redirect-to?url=http://example.com/) 302 Redirects to the *foo* URL.
 - [`/relative-redirect/:n`](http://httpbin.org/relative-redirect/6) 302 Relative redirects *n* times.
 - [`/cookies`](http://httpbin.org/cookies) Returns cookie data.
 - [`/cookies/set?name=value`](http://httpbin.org/cookies/set?k1=v1&k2=v2) Sets one or more simple cookies.

httpbin/core.py

@@ -17,6 +17,7 @@ from flask import Flask, Response, request, render_template, redirect, jsonify,
 from raven.contrib.flask import Sentry
 from werkzeug.datastructures import WWWAuthenticate
 from werkzeug.http import http_date
+from werkzeug.wrappers import BaseResponse
 
 from . import filters
 from .helpers import get_headers, status_code, get_dict, check_basic_auth, check_digest_auth, H, ROBOT_TXT, ANGRY_ASCII
@@ -34,6 +35,9 @@ ENV_COOKIES = (
     '__utmb'
 )
 
+# Prevent WSGI from correcting the casing of the Location header
+BaseResponse.autocorrect_location_header = False
+
 app = Flask(__name__)
 
 # Setup error collection
@@ -160,6 +164,22 @@ def redirect_n_times(n):
     return redirect('/redirect/{0}'.format(n - 1))
 
 
+@app.route('/redirect-to')
+def redirect_to():
+    """302 Redirects to the given URL."""
+
+    args = CaseInsensitiveDict(request.args.items())
+
+    # We need to build the response manually and convert to UTF-8 to prevent
+    # werkzeug from "fixing" the URL. This endpoint should set the Location
+    # header to the exact string supplied.
+    response = app.make_response('')
+    response.status_code = 302
+    response.headers['Location'] = args['url'].encode('utf-8')
+
+    return response
+
+
 @app.route('/relative-redirect/<int:n>')
 def relative_redirect_n_times(n):
     """301 Redirects n times."""

httpbin/templates/httpbin.1.html

@@ -20,6 +20,7 @@
 <li><a href="/status/418"><code>/status/:code</code></a> Returns given HTTP Status code.</li>
 <li><a href="/response-headers?Content-Type=text/plain;%20charset=UTF-8&amp;Server=httpbin"><code>/response-headers?key=val</code></a> Returns given response headers.</li>
 <li><a href="/redirect/6"><code>/redirect/:n</code></a> 302 Redirects <em>n</em> times.</li>
+<li><a href="/redirect-to?url=http://example.com/"><code>/redirect-to?url=foo</code></a> 302 Redirects to the <em>foo</em> URL.</li>
 <li><a href="/relative-redirect/6"><code>/relative-redirect/:n</code></a> 302 Relative redirects <em>n</em> times.</li>
 <li><a href="/cookies" data-bare-link="true"><code>/cookies</code></a> Returns cookie data.</li>
 <li><a href="/cookies/set?k1=v1&amp;k2=v2"><code>/cookies/set?name=value</code></a> Sets one or more simple cookies.</li>