Add command to clone the source repository

1 files changed, 32 insertions, 1 deletions

diff --git a/src/command.cpp b/src/command.cpp
index 4066c23..0fa6bf1 100644
--- a/src/command.cpp
+++ b/src/command.cpp
@@ -1,5 +1,6 @@
 #include "command.h"
 #include <cassert>
+#include "config.h"
 
 namespace katja
 {
@@ -17,7 +18,33 @@ namespace katja
     void help::execute() const
     {
         std::cout << "Usage:\n"
-            "\tkatja {info|help} [OPTIONS]\n\n";
+            "\tkatja {list|update|help} [OPTIONS]\n\n";
+    }
+
+    update::update()
+        : git_binary(boost::process::search_path("git"))
+    {
+    }
+
+    void update::execute() const
+    {
+        std::filesystem::path workdir{ WORKDIR };
+        std::filesystem::path repository = workdir / "sbo/repository";
+        std::filesystem::file_status repository_status = std::filesystem::status(repository);
+
+        if (std::filesystem::exists(repository_status)
+            && !std::filesystem::is_directory(repository_status))
+        {
+            throw std::runtime_error("The working directory path \""
+                + repository.string() + "\" exists, but it isn't a directory.");
+        }
+        else if (!std::filesystem::exists(repository_status))
+        {
+            git("clone", std::filesystem::path(),
+                "git://git.slackbuilds.org/slackbuilds.git", repository.native());
+        }
+        git("remote", repository.native(), "update", "--prune");
+        git("reset", repository.native(), "--hard", "origin/master");
     }
 
     command_exception::command_exception(const command_exception_t exception_type,
@@ -65,6 +92,10 @@ namespace katja
         {
             return std::make_unique<list>();
         }
+        else if (strcmp(argv[1], "update") == 0)
+        {
+            return std::make_unique<update>();
+        }
         else if (strcmp(argv[1], "help") == 0)
         {
             return std::make_unique<help>();