From c715379c625935bd4b28bebb35f34721342cc7f3 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Tue, 22 Dec 2015 19:29:04 +0200
Subject: Source file names fixup

---
 brep/mod-repository-root.cxx | 202 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 202 insertions(+)
 create mode 100644 brep/mod-repository-root.cxx

(limited to 'brep/mod-repository-root.cxx')

diff --git a/brep/mod-repository-root.cxx b/brep/mod-repository-root.cxx
new file mode 100644
index 0000000..695a5c7
--- /dev/null
+++ b/brep/mod-repository-root.cxx
@@ -0,0 +1,202 @@
+// file      : brep/mod-repository-root.cxx -*- C++ -*-
+// copyright : Copyright (c) 2014-2015 Code Synthesis Ltd
+// license   : MIT; see accompanying LICENSE file
+
+#include <brep/mod-repository-root>
+
+#include <sstream>
+
+#include <web/module>
+
+#include <brep/types>
+#include <brep/utility>
+#include <brep/version>
+
+#include <brep/module>
+#include <brep/options>
+#include <brep/mod-package-search>
+#include <brep/mod-package-details>
+#include <brep/mod-repository-details>
+#include <brep/mod-package-version-details>
+
+using namespace std;
+using namespace brep::cli;
+
+namespace brep
+{
+  // request_proxy
+  //
+  class request_proxy: public request
+  {
+  public:
+    request_proxy (request& r, const name_values& p)
+        : request_ (r), parameters_ (p) {}
+
+    virtual const path_type&
+    path () {return request_.path ();}
+
+    virtual const name_values&
+    parameters () {return parameters_;}
+
+    virtual const name_values&
+    cookies () {return request_.cookies ();}
+
+    virtual istream&
+    content () {return request_.content ();}
+
+  private:
+    request& request_;
+    const name_values& parameters_;
+  };
+
+  // repository_root
+  //
+  repository_root::
+  repository_root ()
+      : package_search_ (make_shared<package_search> ()),
+        package_details_ (make_shared<package_details> ()),
+        package_version_details_ (make_shared<package_version_details> ()),
+        repository_details_ (make_shared<repository_details> ())
+  {
+  }
+
+  // Return amalgamation of repository_root and all its sub-modules option
+  // descriptions.
+  //
+  option_descriptions repository_root::
+  options ()
+  {
+    option_descriptions r (module::options ());
+    append (r, package_search_->options ());
+    append (r, package_details_->options ());
+    append (r, package_version_details_->options ());
+    append (r, repository_details_->options ());
+    return r;
+  }
+
+  // Initialize sub-modules and parse own configuration options.
+  //
+  void repository_root::
+  init (const name_values& v)
+  {
+    auto sub_init ([this, &v](module& m)
+      {
+        m.init (filter (v, m.options ()), *log_);
+      });
+
+    // Initialize sub-modules.
+    //
+    sub_init (*package_search_);
+    sub_init (*package_details_);
+    sub_init (*package_version_details_);
+    sub_init (*repository_details_);
+
+    // Parse own configuration options.
+    //
+    module::init (
+      filter (v, convert (options::repository_root::description ())));
+  }
+
+  void repository_root::
+  init (scanner& s)
+  {
+    MODULE_DIAG;
+
+    options_ = make_shared<options::repository_root> (
+      s, unknown_mode::fail, unknown_mode::fail);
+
+    if (options_->root ().empty ())
+      options_->root (dir_path ("/"));
+  }
+
+  bool repository_root::
+  handle (request& rq, response& rs)
+  {
+    MODULE_DIAG;
+
+    static const dir_path& root (options_->root ());
+
+    const path& rpath (rq.path ());
+    if (!rpath.sub (root))
+      return false;
+
+    const path& lpath (rpath.leaf (root));
+
+    // @@ An exception thrown by the selected module handle () function call
+    //    will be attributed to the repository-root service while being logged.
+    //    Could intercept exception handling to add some sub-module attribution,
+    //    but let's not complicate the code for the time being.
+    //
+    if (lpath.empty ())
+    {
+      // Dispatch request handling to the repository_details or the
+      // package_search module depending on the function name passed as a
+      // first HTTP request parameter. The parameter should have no value
+      // specified. Example: cppget.org/?about
+      //
+      const name_values& params (rq.parameters ());
+      if (!params.empty () && !params.front ().value)
+      {
+        if (params.front ().name == "about")
+        {
+          // Cleanup not to confuse the selected module with the unknown
+          // parameter.
+          //
+          name_values p (params);
+          p.erase (p.begin ());
+
+          request_proxy rp (rq, p);
+          repository_details m (*repository_details_);
+          return m.handle (rp, rs);
+        }
+
+        throw invalid_request (400, "unknown function");
+      }
+      else
+      {
+        package_search m (*package_search_);
+        return m.handle (rq, rs);
+      }
+    }
+    else
+    {
+      // Dispatch request handling to the package_details or the
+      // package_version_details module depending on the HTTP request URL path.
+      //
+      auto i (lpath.begin ());
+      assert (i != lpath.end ());
+
+      const string& n (*i++); // Package name.
+
+      // Check if this is a package name and not a brep static content files
+      // (CSS) directory name or a repository directory name.
+      //
+      if (n != "@" && n.find_first_not_of ("0123456789") != string::npos)
+      {
+        if (i == lpath.end ())
+        {
+          package_details m (*package_details_);
+          return m.handle (rq, rs);
+        }
+        else if (++i == lpath.end ())
+        {
+          package_version_details m (*package_version_details_);
+          return m.handle (rq, rs);
+        }
+      }
+    }
+
+    return false;
+  }
+
+  void repository_root::
+  version ()
+  {
+    MODULE_DIAG;
+
+    info << "module " << BREP_VERSION_STR
+         << ", libbrep " << LIBBREP_VERSION_STR
+         << ", libbpkg " << LIBBPKG_VERSION_STR
+         << ", libbutl " << LIBBUTL_VERSION_STR;
+  }
+}
-- 
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