From a6dfc269d93cdf557f6dac62b03b886d694faecd Mon Sep 17 00:00:00 2001
From: Joel Klinghed <the_jk@yahoo.com>
Date: Thu, 4 Jun 2015 00:22:57 +0200
Subject: Add config and change all commands to one

---
 src/config.cc | 55 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 src/config.cc

(limited to 'src/config.cc')

diff --git a/src/config.cc b/src/config.cc
new file mode 100644
index 0000000..516ccde
--- /dev/null
+++ b/src/config.cc
@@ -0,0 +1,55 @@
+#include "common.hh"
+
+#include <fstream>
+#include <unordered_map>
+
+#include "config.hh"
+#include "strutils.hh"
+
+namespace stuff {
+
+namespace {
+
+class ConfigImpl : public Config {
+public:
+    ~ConfigImpl() override {
+    }
+
+    std::string get(const std::string& name,
+                    const std::string& fallback) const override {
+        auto it = data_.find(name);
+        if (it == data_.end()) return fallback;
+        return it->second;
+    }
+
+    bool load(const std::string& path) override {
+        std::ifstream in(path);
+        std::unordered_map<std::string, std::string> data;
+        while (in.good()) {
+            std::string line;
+            std::getline(in, line);
+            if (line.empty() || line.front() == '#') continue;
+            auto pos = line.find('=');
+            if (pos == std::string::npos) return false;
+            data.insert(std::make_pair(trim(line.substr(0, pos)),
+                                       trim(line.substr(pos + 1))));
+        }
+        if (!in.eof()) return false;
+        data_.swap(data);
+        return true;
+    }
+
+    ConfigImpl() {
+    }
+
+private:
+    std::unordered_map<std::string, std::string> data_;
+};
+
+}  // namespace
+
+std::unique_ptr<Config> Config::create() {
+    return std::unique_ptr<Config>(new ConfigImpl());
+}
+
+}  // namespace stuff
-- 
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