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-rw-r--r--3rdParty/Boost/src/boost/date_time/period_parser.hpp198
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diff --git a/3rdParty/Boost/src/boost/date_time/period_parser.hpp b/3rdParty/Boost/src/boost/date_time/period_parser.hpp
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+
+#ifndef DATETIME_PERIOD_PARSER_HPP___
+#define DATETIME_PERIOD_PARSER_HPP___
+
+/* Copyright (c) 2002-2004 CrystalClear Software, Inc.
+ * Use, modification and distribution is subject to the
+ * Boost Software License, Version 1.0. (See accompanying
+ * file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
+ * Author: Jeff Garland, Bart Garst
+ * $Date: 2008-11-13 15:10:23 -0500 (Thu, 13 Nov 2008) $
+ */
+
+#include <boost/throw_exception.hpp>
+#include <boost/date_time/string_parse_tree.hpp>
+#include <boost/date_time/string_convert.hpp>
+
+
+namespace boost { namespace date_time {
+
+
+ //! Not a facet, but a class used to specify and control period parsing
+ /*! Provides settings for the following:
+ * - period_separator -- default '/'
+ * - period_open_start_delimeter -- default '['
+ * - period_open_range_end_delimeter -- default ')'
+ * - period_closed_range_end_delimeter -- default ']'
+ * - display_as_open_range, display_as_closed_range -- default closed_range
+ *
+ * For a typical date_period, the contents of the input stream would be
+ *@code
+ * [2004-Jan-04/2004-Feb-01]
+ *@endcode
+ * where the date format is controlled by the date facet
+ */
+ template<class date_type, typename CharT>
+ class period_parser {
+ public:
+ typedef std::basic_string<CharT> string_type;
+ typedef CharT char_type;
+ //typedef typename std::basic_string<char_type>::const_iterator const_itr_type;
+ typedef std::istreambuf_iterator<CharT> stream_itr_type;
+ typedef string_parse_tree<CharT> parse_tree_type;
+ typedef typename parse_tree_type::parse_match_result_type match_results;
+ typedef std::vector<std::basic_string<CharT> > collection_type;
+
+ static const char_type default_period_separator[2];
+ static const char_type default_period_start_delimeter[2];
+ static const char_type default_period_open_range_end_delimeter[2];
+ static const char_type default_period_closed_range_end_delimeter[2];
+
+ enum period_range_option { AS_OPEN_RANGE, AS_CLOSED_RANGE };
+
+ //! Constructor that sets up period parser options
+ period_parser(period_range_option range_opt = AS_CLOSED_RANGE,
+ const char_type* const period_separator = default_period_separator,
+ const char_type* const period_start_delimeter = default_period_start_delimeter,
+ const char_type* const period_open_range_end_delimeter = default_period_open_range_end_delimeter,
+ const char_type* const period_closed_range_end_delimeter = default_period_closed_range_end_delimeter)
+ : m_range_option(range_opt)
+ {
+ delimiters.push_back(string_type(period_separator));
+ delimiters.push_back(string_type(period_start_delimeter));
+ delimiters.push_back(string_type(period_open_range_end_delimeter));
+ delimiters.push_back(string_type(period_closed_range_end_delimeter));
+ }
+
+ period_parser(const period_parser<date_type,CharT>& p_parser)
+ {
+ this->delimiters = p_parser.delimiters;
+ this->m_range_option = p_parser.m_range_option;
+ }
+
+ period_range_option range_option() const
+ {
+ return m_range_option;
+ }
+ void range_option(period_range_option option)
+ {
+ m_range_option = option;
+ }
+ collection_type delimiter_strings() const
+ {
+ return delimiters;
+ }
+ void delimiter_strings(const string_type& separator,
+ const string_type& start_delim,
+ const string_type& open_end_delim,
+ const string_type& closed_end_delim)
+ {
+ delimiters.clear();
+ delimiters.push_back(separator);
+ delimiters.push_back(start_delim);
+ delimiters.push_back(open_end_delim);
+ delimiters.push_back(closed_end_delim);
+ }
+
+ //! Generic code to parse a period -- no matter the period type.
+ /*! This generic code will parse any period using a facet to
+ * to get the 'elements'. For example, in the case of a date_period
+ * the elements will be instances of a date which will be parsed
+ * according the to setup in the passed facet parameter.
+ *
+ * The steps for parsing a period are always the same:
+ * - consume the start delimiter
+ * - get start element
+ * - consume the separator
+ * - get either last or end element depending on range settings
+ * - consume the end delimeter depending on range settings
+ *
+ * Thus for a typical date period the contents of the input stream
+ * might look like this:
+ *@code
+ *
+ * [March 01, 2004/June 07, 2004] <-- closed range
+ * [March 01, 2004/June 08, 2004) <-- open range
+ *
+ *@endcode
+ */
+ template<class period_type, class duration_type, class facet_type>
+ period_type get_period(stream_itr_type& sitr,
+ stream_itr_type& stream_end,
+ std::ios_base& a_ios,
+ const period_type& /* p */,
+ const duration_type& dur_unit,
+ const facet_type& facet) const
+ {
+ // skip leading whitespace
+ while(std::isspace(*sitr) && sitr != stream_end) { ++sitr; }
+
+ typedef typename period_type::point_type point_type;
+ point_type p1(not_a_date_time), p2(not_a_date_time);
+
+
+ consume_delim(sitr, stream_end, delimiters[START]); // start delim
+ facet.get(sitr, stream_end, a_ios, p1); // first point
+ consume_delim(sitr, stream_end, delimiters[SEPARATOR]); // separator
+ facet.get(sitr, stream_end, a_ios, p2); // second point
+
+ // period construction parameters are always open range [begin, end)
+ if (m_range_option == AS_CLOSED_RANGE) {
+ consume_delim(sitr, stream_end, delimiters[CLOSED_END]);// end delim
+ // add 1 duration unit to p2 to make range open
+ p2 += dur_unit;
+ }
+ else {
+ consume_delim(sitr, stream_end, delimiters[OPEN_END]); // end delim
+ }
+
+ return period_type(p1, p2);
+ }
+
+ private:
+ collection_type delimiters;
+ period_range_option m_range_option;
+
+ enum delim_ids { SEPARATOR, START, OPEN_END, CLOSED_END };
+
+ //! throws ios_base::failure if delimiter and parsed data do not match
+ void consume_delim(stream_itr_type& sitr,
+ stream_itr_type& stream_end,
+ const string_type& delim) const
+ {
+ /* string_parse_tree will not parse a string of punctuation characters
+ * without knowing exactly how many characters to process
+ * Ex [2000. Will not parse out the '[' string without knowing
+ * to process only one character. By using length of the delimiter
+ * string we can safely iterate past it. */
+ string_type s;
+ for(unsigned int i = 0; i < delim.length() && sitr != stream_end; ++i) {
+ s += *sitr;
+ ++sitr;
+ }
+ if(s != delim) {
+ boost::throw_exception(std::ios_base::failure("Parse failed. Expected '"
+ + convert_string_type<char_type,char>(delim) + "' but found '" + convert_string_type<char_type,char>(s) + "'"));
+ }
+ }
+ };
+
+ template <class date_type, class char_type>
+ const typename period_parser<date_type, char_type>::char_type
+ period_parser<date_type, char_type>::default_period_separator[2] = {'/'};
+
+ template <class date_type, class char_type>
+ const typename period_parser<date_type, char_type>::char_type
+ period_parser<date_type, char_type>::default_period_start_delimeter[2] = {'['};
+
+ template <class date_type, class char_type>
+ const typename period_parser<date_type, char_type>::char_type
+ period_parser<date_type, char_type>::default_period_open_range_end_delimeter[2] = {')'};
+
+ template <class date_type, class char_type>
+ const typename period_parser<date_type, char_type>::char_type
+ period_parser<date_type, char_type>::default_period_closed_range_end_delimeter[2] = {']'};
+
+ } } //namespace boost::date_time
+
+#endif // DATETIME_PERIOD_PARSER_HPP___