Reorganize folder structure.

webcc/url.h

@@ -0,0 +1,99 @@
+#ifndef WEBCC_URL_H_
+#define WEBCC_URL_H_
+
+// A simplified implementation of URL (or URI).
+// The URL should start with "/".
+// The parameters (separated by ";") are not supported.
+// Example:
+//   /inventory-check.cgi?item=12731&color=blue&size=large
+
+#include <map>
+#include <string>
+#include <vector>
+
+#include "webcc/globals.h"
+
+namespace webcc {
+
+// -----------------------------------------------------------------------------
+
+// URL query parameters.
+class UrlQuery {
+ public:
+  typedef std::vector<Parameter> Parameters;
+
+  UrlQuery() = default;
+
+  // Construct from key-value pairs.
+  explicit UrlQuery(const std::map<std::string, std::string>& map);
+
+  void Add(const std::string& key, const std::string& value);
+
+  void Add(std::string&& key, std::string&& value);
+
+  void Remove(const std::string& key);
+
+  // Get a value by key.
+  // Return empty string if the key doesn't exist.
+  const std::string& Get(const std::string& key) const;
+
+  bool Has(const std::string& key) const {
+    return Find(key) != parameters_.end();
+  }
+
+  bool IsEmpty() const {
+    return parameters_.empty();
+  }
+
+  // Return key-value pairs concatenated by '&'.
+  // E.g., "item=12731&color=blue&size=large".
+  std::string ToString() const;
+
+ private:
+  typedef Parameters::const_iterator ConstIterator;
+  ConstIterator Find(const std::string& key) const;
+
+  Parameters parameters_;
+};
+
+// -----------------------------------------------------------------------------
+
+class Url {
+ public:
+  Url() = default;
+  Url(const std::string& str, bool decode);
+
+  bool IsValid() const;
+
+  const std::string& path() const {
+    return path_;
+  }
+
+  void set_path(const std::string& path) {
+    path_ = path;
+  }
+
+  const std::string& query() const {
+    return query_;
+  }
+
+  void set_query(const std::string& query) {
+    query_ = query;
+  }
+
+  // Split a path into its hierarchical components.
+  static std::vector<std::string> SplitPath(const std::string& path);
+
+  // Split query string into key-value parameters.
+  static void SplitQuery(const std::string& str, UrlQuery* query);
+
+ private:
+  void Init(const std::string& str);
+
+  std::string path_;
+  std::string query_;
+};
+
+}  // namespace webcc
+
+#endif  // WEBCC_URL_H_