Added Easy::get_link()

CMakeLists.txt

@@ -1,6 +1,6 @@
 cmake_minimum_required (VERSION 3.7)
 project (mastodon-cpp
-         VERSION 0.8.0
+         VERSION 0.8.1
          LANGUAGES CXX
 )
 

src/easy/easy.cpp

@@ -76,3 +76,36 @@ const std::vector<Easy::stream_event>
 
     return vec;
 }
+
+Easy::Link::Link(const string &link_header)
+: _next(0)
+, _prev(0)
+{
+    std::regex renext("max_id=([[:digit:]]*)");
+    std::regex reprev("since_id=([[:digit:]]*)");
+    std::smatch match;
+
+    if (std::regex_search(link_header, match, renext))
+    {
+        _next = std::stoull(match[1].str());
+    }
+    if (std::regex_search(link_header, match, reprev))
+    {
+        _prev = std::stoull(match[1].str());
+    }
+}
+
+const uint_fast64_t Easy::Link::next() const
+{
+    return _next;
+}
+
+const uint_fast64_t Easy::Link::prev() const
+{
+    return _prev;
+}
+
+const Easy::Link Easy::get_link() const
+{
+    return Link(get_header("Link"));
+}

src/easy/easy.hpp

@@ -104,6 +104,31 @@ public:
 
     typedef std::pair<event_type, string> stream_event;
 
+    /*!
+     *  @brief  Class to hold the `Link`-header.
+     *  
+     *          Extracts max_id and since_id from the `Link:`-header
+     */
+    class Link
+    {
+    public:
+        explicit Link(const string &link_header);
+
+        /*!
+         *  @brief  Returns max_id
+         */
+        const uint_fast64_t next() const;
+
+        /*!
+         *  @brief  Returns since_id
+         */
+        const uint_fast64_t prev() const;
+
+    private:
+        uint_fast64_t _next;
+        uint_fast64_t _prev;
+    };
+
     /*!
      *  @brief  Constructs a new Easy object.
      *  
@@ -134,6 +159,11 @@ public:
     static const std::vector<stream_event>
         parse_stream(const std::string &streamdata);
 
+    /*!
+     *  @brief  Gets the links from the last answer
+     */
+    const Link get_link() const;
+
     /*!
      *  @brief  Base class for all entities.
      */

src/mastodon-cpp.hpp

@@ -22,6 +22,7 @@
 #include <cstdint>
 #include <map>
 #include <memory>
+#include <array>
 #include <curlpp/cURLpp.hpp>
 #include <curlpp/Easy.hpp>
 
@@ -332,6 +333,15 @@ public:
                                       const string &code,
                                       string &access_token);
 
+    /*!
+     *  @brief  Gets the header from the last answer.
+     *
+     *  @param  header  The header to get
+     *
+     *  @return The header, or "" on error.
+     */
+    const string get_header(const string &header) const;
+
     /*!
      *  @brief  Make a GET request which doesn't require parameters.
      *
@@ -638,15 +648,6 @@ public:
                             const parametermap &parameters,
                             string &answer);
 
-    /*!
-         *  @brief  Gets the header from the last answer.
-         *
-         *  @param  header  The header to get
-         *
-         *  @return The header, or "" on error.
-         */
-        const string get_header(const string &header) const;
-
 private:
     const string _instance;
     string _access_token;