diff options
Diffstat (limited to 'src/derive.cc')
| -rw-r--r-- | src/derive.cc | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/src/derive.cc b/src/derive.cc index 1a69702e..c8da6326 100644 --- a/src/derive.cc +++ b/src/derive.cc @@ -123,12 +123,33 @@ namespace { } } }; + + short string_to_day_of_week(const std::string& str) + { + if (str == "sun") + return 0; + else if (str == "mon") + return 1; + else if (str == "tue") + return 2; + else if (str == "wed") + return 3; + else if (str == "thu") + return 4; + else if (str == "fri") + return 5; + else if (str == "sat") + return 6; + assert(false); + return -1; + } entry_template_t args_to_entry_template(value_t::sequence_t::const_iterator begin, value_t::sequence_t::const_iterator end) { regex date_mask("([0-9]+(?:[-/.][0-9]+)?(?:[-/.][0-9]+))?(?:=.*)?"); + regex dow_mask("(sun|mon|tue|wed|thu|fri|sat)"); smatch what; entry_template_t tmpl; @@ -143,7 +164,17 @@ namespace { if (what.size() == 2) tmpl.eff_date = parse_date(what[1]); check_for_date = false; - } else { + } + else if (check_for_date && + regex_match((*begin).to_string(), what, dow_mask)) { + short dow = string_to_day_of_week(what[0]); + date_t date = CURRENT_DATE() - date_duration(1); + while (date.day_of_week() != dow) + date -= date_duration(1); + tmpl.date = date; + check_for_date = false; + } + else { string arg = (*begin).to_string(); if (arg == "at") { |