From 12972923e74e3dd174f3ce3e59c2db5ca9b400eb Mon Sep 17 00:00:00 2001
From: Roland Reichwein <mail@reichwein.it>
Date: Fri, 3 Apr 2020 19:23:29 +0200
Subject: Configuration

---
 config.cpp | 102 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 100 insertions(+), 2 deletions(-)

(limited to 'config.cpp')

diff --git a/config.cpp b/config.cpp
index edbe3c4..c71ce9e 100644
--- a/config.cpp
+++ b/config.cpp
@@ -3,7 +3,10 @@
 #include <boost/property_tree/ptree.hpp>
 #include <boost/property_tree/xml_parser.hpp>
 
+#include <iostream>
+
 namespace pt = boost::property_tree;
+using namespace std::string_literals;
 
 void Config::readConfigfile(std::string filename)
 {
@@ -13,15 +16,80 @@ void Config::readConfigfile(std::string filename)
 
  pt::ptree tree;
 
- pt::read_xml(filename, tree);
+ pt::read_xml(filename, tree, pt::xml_parser::no_comments | pt::xml_parser::trim_whitespace);
 
+ // mandatory
  m_user = tree.get<std::string>("webserver.user");
- m_group = tree.get<std::string>("webserver.group1");
+ m_group = tree.get<std::string>("webserver.group");
+
+ // optional entries
+ auto elements = tree.get_child_optional("webserver");
+ if (elements) {
+  for (const auto& element: *elements) {
+   if (element.first == "plugin-directory"s) {
+    m_plugin_directories.push_back(element.second.data());
+   } else if (element.first == "sites"s) {
+    for (const auto& site: element.second) {
+     if (site.first != "site"s)
+      throw std::runtime_error("<site> expected in <sites>");
+     Site site_struct;
+     for (const auto& x: site.second) {
+      if (x.first == "name"s) {
+       site_struct.name = x.second.data();
+      } else if (x.first == "host"s) {
+       site_struct.host = x.second.data();
+      } else if (x.first == "path"s) {
+       Path path;
+       auto attrs = x.second.get_child("<xmlattr>");
+       path.requested = attrs.get<std::string>("requested");
+       std::string type = attrs.get<std::string>("type");
+       if (type == "files") {
+        path.type = Files;
+       } else if (type == "plugin") {
+        path.type = Plugin;
+       } else
+        throw std::runtime_error("Unknown type: "s + type);
+       for (const auto& param: x.second) {
+        if (param.first.size() > 0 && param.first[0] != '<') // exclude meta-elements like <xmlattr>
+         path.params[param.first.data()] = param.second.data();
+       }
+       site_struct.paths.push_back(path);
+      } else
+       throw std::runtime_error("Unknown element: "s + x.first);
+     }
+     m_sites.push_back(site_struct);
+    }
+   } else if (element.first == "sockets"s) {
+    for (const auto& socket: element.second) {
+     if (socket.first != "socket"s)
+      throw std::runtime_error("<socket> expected in <sockets>");
+     Socket socket_struct;
+     for (const auto& x: socket.second) {
+      if (x.first == "address"s) {
+       socket_struct.address = x.second.data();
+      } else if (x.first == "port"s) {
+       socket_struct.port = x.second.data();
+      } else if (x.first == "protocol"s) {
+       if (x.second.data() == "http"s)
+        socket_struct.protocol = HTTP;
+       else if (x.second.data() == "https"s)
+        socket_struct.protocol = HTTPS;
+       else
+        throw std::runtime_error("Unknown protocol: "s + x.second.data());
+      } else
+       throw std::runtime_error("Unknown element: "s + x.first);
+     }
+     m_sockets.push_back(socket_struct);
+    }
+   }
+  }
+ }
 }
 
 Config::Config(const std::string& filename)
 {
  readConfigfile(filename);
+ dump();
 }
 
 std::string Config::User() const
@@ -33,3 +101,33 @@ std::string Config::Group() const
 {
  return m_group;
 }
+
+void Config::dump() const
+{
+ std::cout << "=== Configuration ===========================" << std::endl;
+ std::cout << "User: " << m_user << std::endl;
+ std::cout << "Group: " << m_user << std::endl;
+
+ std::cout << "Plugin Directories:";
+ for (const auto& dir: m_plugin_directories)
+  std::cout << " " << dir;
+ std::cout << std::endl;
+
+ for (const auto& site: m_sites) {
+  std::cout << "Site: " << site.name << ": " << site.host << std::endl;
+  if (site.paths.size() == 0)
+   std::cout << "    Warning: No paths configured." << std::endl;
+  for (const auto& path: site.paths) {
+   std::cout << "    Path: " << path.requested << " -> " << ((path.type == Files) ? "files" : "plugin") << std::endl;
+   for (const auto& param: path.params) {
+    std::cout << "        " << param.first << ": " << param.second << std::endl;
+   }
+  }
+ }
+
+ for (const auto& socket: m_sockets) {
+  std::cout << "Socket: " << socket.address << ":" << socket.port << " (" << (socket.protocol == HTTP ? "HTTP" : "HTTPS") << ")" << std::endl;
+ }
+ std::cout << "=============================================" << std::endl;
+}
+
-- 
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