Added URL stripping

CMakeLists.txt

@@ -1,6 +1,6 @@
 cmake_minimum_required (VERSION 3.7)
 project (expandurl-mastodon
-         VERSION 0.0.0
+         VERSION 0.0.2
          LANGUAGES CXX
 )
 

src/expandurl-mastodon.hpp

@@ -21,6 +21,24 @@
 
 using std::string;
 
+/*!
+ *  @brief  Expands shortened URLs
+ *
+ *  @param  url     URL to expand
+ *
+ *  @return Expanded URL
+ */
 const string expand(const string &url);
 
+/*!
+ *  @brief  Filters out tracking stuff
+ *  
+ *          Currently remoces all arguments beginning with `utm_`
+ *
+ *  @param  url     URL to filter
+ *
+ *  @return Filtered URL
+ */
+const string strip(const string &url);
+
 #endif  // EXPANDURL_MASTODON_HPP

src/main.cpp

@@ -26,7 +26,8 @@ int main(int argc, char *argv[])
 {
     curlpp::initialize();
 
-    cout << expand(argv[1]) << '\n';
+    // cout << expand(argv[1]) << '\n';
+    cout << strip(argv[1]) << '\n';
 
     curlpp::Cleanup();
 

src/url.cpp

@@ -16,6 +16,7 @@
 
 #include <iostream>
 #include <string>
+#include <regex>
 #include <curlpp/cURLpp.hpp>
 #include <curlpp/Options.hpp>
 #include <curlpp/Infos.hpp>
@@ -52,3 +53,9 @@ const string expand(const string &url)
 
     return curlpp::infos::EffectiveUrl::get(request);
 }
+
+const string strip(const string &url)
+{
+    const std::regex re("[\\?&]utm_[^&]+");
+    return std::regex_replace(url, re, "");
+}