From 968c7021dfef00c459899520921faf7367e923d9 Mon Sep 17 00:00:00 2001
From: Maximilian Hils <git@maximilianhils.com>
Date: Mon, 23 Mar 2015 00:24:56 +0100
Subject: web: add basic edit capability for first line

---
 web/src/js/flow/utils.js | 70 ++++++++++++++++++++++++++++++++++++++++--------
 1 file changed, 59 insertions(+), 11 deletions(-)

(limited to 'web/src/js/flow')

diff --git a/web/src/js/flow/utils.js b/web/src/js/flow/utils.js
index 29462a78..aa91e3b6 100644
--- a/web/src/js/flow/utils.js
+++ b/web/src/js/flow/utils.js
@@ -1,9 +1,17 @@
 var _ = require("lodash");
 var $ = require("jquery");
 
+var defaultPorts = {
+    "http": 80,
+    "https": 443
+};
+
 var MessageUtils = {
     getContentType: function (message) {
-        return this.get_first_header(message, /^Content-Type$/i).split(";")[0].trim();
+        var ct = this.get_first_header(message, /^Content-Type$/i);
+        if(ct){
+            return ct.split(";")[0].trim();
+        }
     },
     get_first_header: function (message, regex) {
         //FIXME: Cache Invalidation.
@@ -36,25 +44,20 @@ var MessageUtils = {
         }
         return false;
     },
-    getContentURL: function(flow, message){
-        if(message === flow.request){
+    getContentURL: function (flow, message) {
+        if (message === flow.request) {
             message = "request";
-        } else if (message === flow.response){
+        } else if (message === flow.response) {
             message = "response";
         }
         return "/flows/" + flow.id + "/" + message + "/content";
     },
-    getContent: function(flow, message){
+    getContent: function (flow, message) {
         var url = MessageUtils.getContentURL(flow, message);
         return $.get(url);
     }
 };
 
-var defaultPorts = {
-    "http": 80,
-    "https": 443
-};
-
 var RequestUtils = _.extend(MessageUtils, {
     pretty_host: function (request) {
         //FIXME: Add hostheader
@@ -72,8 +75,53 @@ var RequestUtils = _.extend(MessageUtils, {
 var ResponseUtils = _.extend(MessageUtils, {});
 
 
+var parseUrl_regex = /^(?:(https?):\/\/)?([^\/:]+)?(?::(\d+))?(\/.*)?$/i;
+var parseUrl = function (url) {
+    //there are many correct ways to parse a URL,
+    //however, a mitmproxy user may also wish to generate a not-so-correct URL. ;-)
+    var parts = parseUrl_regex.exec(url);
+
+    var scheme = parts[1],
+        host = parts[2],
+        port = parseInt(parts[3]),
+        path = parts[4];
+    if (scheme) {
+        port = port || defaultPorts[scheme];
+    }
+    var ret = {};
+    if (scheme) {
+        ret.scheme = scheme;
+    }
+    if (host) {
+        ret.host = host;
+    }
+    if (port) {
+        ret.port = port;
+    }
+    if (path) {
+        ret.path = path;
+    }
+    return ret;
+};
+
+
+var isValidHttpVersion_regex = /^HTTP\/\d+(\.\d+)*$/i;
+var isValidHttpVersion = function (httpVersion) {
+    return isValidHttpVersion_regex.test(httpVersion);
+};
+
+var parseHttpVersion = function (httpVersion) {
+    httpVersion = httpVersion.replace("HTTP/", "").split(".");
+    return _.map(httpVersion, function (x) {
+        return parseInt(x);
+    });
+};
+
 module.exports = {
     ResponseUtils: ResponseUtils,
     RequestUtils: RequestUtils,
-    MessageUtils: MessageUtils
+    MessageUtils: MessageUtils,
+    parseUrl: parseUrl,
+    parseHttpVersion: parseHttpVersion,
+    isValidHttpVersion: isValidHttpVersion
 };
\ No newline at end of file
-- 
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