Repo created

3party/opening_hours/parse_timespans.cpp

@@ -0,0 +1,97 @@
+#include "parse_opening_hours.hpp"
+#include "opening_hours_parsers.hpp"
+
+#include <boost/phoenix/bind.hpp>
+#include <boost/phoenix/operator.hpp>  // operator,
+
+namespace osmoh
+{
+  namespace parsing
+  {
+    time_selector_parser::time_selector_parser() : time_selector_parser::base_type(main)
+    {
+      using qi::int_;
+      using qi::_1;
+      using qi::_2;
+      using qi::_3;
+      using qi::_a;
+      using qi::_val;
+      using qi::lit;
+      using charset::char_;
+      using osmoh::HourMinutes;
+      using osmoh::TimeEvent;
+      using osmoh::Time;
+      using osmoh::Timespan;
+
+      hour_minutes =
+      (hours >> lit(':') >> minutes) [(bind(&HourMinutes::AddDuration, _val, _1),
+                                       bind(&HourMinutes::AddDuration, _val, _2))]
+      ;
+
+      extended_hour_minutes =
+      (exthours >> lit(':') >> minutes)[(bind(&HourMinutes::AddDuration, _val, _1),
+                                         bind(&HourMinutes::AddDuration, _val, _2))]
+      ;
+
+      variable_time =
+      ( lit('(')
+       >> charset::no_case[event]         [bind(&TimeEvent::SetEvent, _val, _1)]
+       >> ( (lit('+') >> hour_minutes)    [bind(&TimeEvent::SetOffset, _val, _1)]
+           | (lit('-') >> hour_minutes)  [bind(&TimeEvent::SetOffset, _val, -_1)] )
+       >> lit(')')
+       )
+      | charset::no_case[event][bind(&TimeEvent::SetEvent, _val, _1)]
+      ;
+
+      extended_time = extended_hour_minutes [bind(&Time::SetHourMinutes, _val, _1)]
+      | variable_time                   [bind(&Time::SetEvent, _val, _1)]
+      ;
+
+      time = hour_minutes [bind(&Time::SetHourMinutes, _val, _1)]
+      | variable_time [bind(&Time::SetEvent, _val, _1)]
+      ;
+
+      timespan =
+      (time >> dash >> extended_time >> '/' >> hour_minutes)
+      [(bind(&Timespan::SetStart, _val, _1),
+        bind(&Timespan::SetEnd, _val, _2),
+        bind(&Timespan::SetPeriod, _val, _3))]
+
+      | (time >> dash >> extended_time >> '/' >> minutes)
+      [(bind(&Timespan::SetStart, _val, _1),
+        bind(&Timespan::SetEnd, _val, _2),
+        bind(&Timespan::SetPeriod, _val, _3))]
+
+      | (time >> dash >> extended_time >> '+')
+      [(bind(&Timespan::SetStart, _val, _1),
+        bind(&Timespan::SetEnd, _val, _2),
+        bind(&Timespan::SetPlus, _val, true))]
+
+      | (time >> dash >> extended_time)
+      [(bind(&Timespan::SetStart, _val, _1),
+        bind(&Timespan::SetEnd, _val, _2))]
+
+      | (time >> '+')
+      [(bind(&Timespan::SetStart, _val, _1),
+        bind(&Timespan::SetPlus, _val, true))]
+
+      // This rule is only used for collection_times tag wish is not in our interest.
+      // | time[bind(&Timespan::SetStart, _val, _1)]
+      ;
+
+      main %= timespan % ',';
+
+      BOOST_SPIRIT_DEBUG_NODE(main);
+      BOOST_SPIRIT_DEBUG_NODE(timespan);
+      BOOST_SPIRIT_DEBUG_NODE(time);
+      BOOST_SPIRIT_DEBUG_NODE(extended_time);
+      BOOST_SPIRIT_DEBUG_NODE(variable_time);
+      BOOST_SPIRIT_DEBUG_NODE(extended_hour_minutes);
+    }
+  }
+
+  bool Parse(std::string const & str, TTimespans & context)
+  {
+    return osmoh::ParseImpl<parsing::time_selector_parser>(str, context);
+  }
+} // namespace osmoh