/home/greg/src/uripp/src/query.h

00001 /*
00002 Copyright (c) 2009 zooml.com
00003 
00004 Permission is hereby granted, free of charge, to any person obtaining a copy
00005 of this software and associated documentation files (the "Software"), to deal
00006 in the Software without restriction, including without limitation the rights
00007 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
00008 copies of the Software, and to permit persons to whom the Software is
00009 furnished to do so, subject to the following conditions:
00010 
00011 The above copyright notice and this permission notice shall be included in
00012 all copies or substantial portions of the Software.
00013 
00014 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00015 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00016 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
00017 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00018 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
00019 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
00020 THE SOFTWARE.
00021 */
00022 #ifndef uripp_query_h
00023 #define uripp_query_h
00024 #include "apidefs.h"
00025 #include "utils.h"
00026 #include <string>
00027 #include <vector>
00028 #include <iostream>
00029 namespace uripp {
00049     class URIPP_API query : public std::vector<std::pair<std::string, std::string> > {
00050     public:
00051         query(); 
00052 
00053 
00054 
00055 
00056 
00057         query(const std::string& v, bool dosort = false);
00060         void sort();
00061         bool sorted() const {return sorted_;} 
00062         std::string encoding() const; 
00063 
00064 
00065         const_iterator find(const std::string& key) const;
00068         iterator find(const std::string& key);
00074         template<typename T> bool find(const std::string& key, T& value, bool& is_null) const {
00075             const_iterator it = find(key);
00076             if (it == end())
00077                 return false;
00078             is_null = !convert(it->second, value);
00079             return true;
00080         }
00081         static const char PAIRS_SEP_CHAR; 
00082         static const char KEY_VALUE_SEP_CHAR; 
00083     private:
00084         friend bool URIPP_API parse(std::string::const_iterator& first, std::string::const_iterator last, query& v, std::string* errs);
00085         bool sorted_;
00086     };
00102     bool URIPP_API parse(std::string::const_iterator& first, std::string::const_iterator last, query& v, std::string* errs = 0);
00104     inline std::ostream& operator <<(std::ostream& os, const query& v) {return os << v.encoding();}
00105 }
00106 #endif

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