""" $Id: psionAgenda.py,v 1.2 1998/09/27 04:31:11 connolly Exp $ PSIONICS FILE - AGENDA3A.FMT ============================ Format of Series 3a, 3c, and Siena Agenda files Last modified 1997-08-04 http://www.davros.org//psion/psionics/agenda3a.fmt """ from struct import unpack, calcsize from time import localtime, gmtime, strftime import psionData, psionWord from psionData import readStruct, readQstr, debug class Entry(psionData.Record): def __init__(self, parent, ty, siz): self.siz = siz # in Modula-3, this would be # Set of {Repeating, CrossedOut, YearView, AlarmFollows, Memo} Repeating = (1<<0) CrossedOut = (1<<1) YearView = (1<<2) AlarmFollows = (1<<3) Memo = (1 << 4) def loadAttrs(self, stream, attrs): if attrs & self.AlarmFollows == 0: self.loadAlarm(stream) if attrs & self.Memo == 0: m = Memo() m.load(stream) self.memo = m def loadAlarm(self, stream): # "alarm time in minutes before 23:59 of the day the event # occurs on (0 to 46079, meaning 00:00 31 days earlier)" (self.alarmTime, qty) = readStruct('hb', stream) if qty == 1: (self.alarmIndex,) = readStruct('b', stream) self.alarmName = None stream.read(7) else: self.alarmName = stream.read(8)[:qty] self.alarmIndex = None class Memo(psionWord.T): def load(self, stream): sizA = 10 (L, w2, sizD) = readStruct('hhh', stream) sizAtoC = w2 % (1<<12) crypFlag = w2 / (1<<12) # 4: unencrypted 12: encrypted self.A = stream.read(10) if crypFlag == 12: sizB = 18 self.B = stream.read(sizB) else: sizB = 0 self.B = '' sizC = sizAtoC - sizA - sizB text = psionWord.Text(self, 8, sizC) text.load(stream) fmt = psionWord.Format(self, 9, sizD) fmt.load(stream) class TimedDayEntry(Entry): #Type 1 (timed day entry): # Offset 0 (word): day number of the entry # Offset 2 (word): time of entry, in minutes past midnight # Offset 4 (byte): attributes (see below) # Offset 5 (byte): symbol in year view (0 to 31 mean do not show) # Offset 6 (word): length in minutes # Offset 8 (byte): text style (see below) # Offset 9 (qstr): text fmt = 'HHBcHB' fmtQty = calcsize(fmt) def load(self, stream): (dayNum, time, attrs, yearSym, duration, sty) = \ readStruct(self.fmt, stream) text = readQstr(stream) debug(isotime(gmtime(d2s(dayNum) + time*60)), 'timed day entry', attrs, yearSym, duration, sty, text) self.loadAttrs(stream, attrs) class UntimedDayEntry(Entry): fmt = 'HHBcB' fmtQty = calcsize(fmt) def load(self, stream): (dayNum, timeShown, attrs, yearSym, sty) = \ readStruct(self.fmt, stream) text = readQstr(stream) debug(isotime(gmtime(d2s(dayNum) )), 'untimed day entry', attrs, yearSym, sty, text) self.loadAttrs(stream, attrs) class Anniversary(Entry): ShowBaseYear = (1<<0) ShowElapsedYears = (1<<1) fmt = 'HHBBHBB' fmtQty = calcsize(fmt) def load(self, stream): (dayNum, timeShown, attrs, entryCode, startYear, yearFlags, sty) = readStruct(self.fmt, stream) text = readQstr(stream) debug('ann day,tim,attrs,code,year,flags,sty,text', dayNum, timeShown, attrs, chr(entryCode), startYear, yearFlags, sty, text) if dayNum <> 65535: debug('ann day', isotime(gmtime(d2s(dayNum) ))) self.loadAttrs(stream, attrs) class ToDoEntry(Entry): fmt = 'HHBcHBB' fmtQty = calcsize(fmt) def load(self, stream): (dayNum, time, attrs, yearSym, doneBy, listIndex, priDataFmt) =\ readStruct(self.fmt, stream) # watch out for alignment... (posn, style) = readStruct('lb', stream) text = readQstr(stream) debug('todo entry', dayNum, time, attrs, yearSym, doneBy, listIndex, priDataFmt, posn, style, text) if doneBy <> 65535: debug('todo by', isotime(gmtime(d2s(doneBy)))[:10]) if dayNum <> 65535: debug('todo show day/time', isotime(gmtime(d2s(dayNum) + time*60))) self.loadAttrs(stream, attrs) class Repeat(psionData.Record): def __init__(self, parent, ty, siz): self.siz = siz self.agenda = parent Daily = 0 Weekly = 1 MonthlyByDate = 2 MonthlyByDays = 3 Annually = 4 NextOnly = (1 << 3) fmt = 'BBHB' fmtQty = calcsize(fmt) def load(self, stream): left = self.siz (self.period, self.interval, self.endingDay, self.entryType) = \ readStruct(self.fmt, stream) self.nextOnly = self.period/8 self.period = self.period % 8 self.interval = self.interval + 1 debug('repeat: per, nextOnly, int, endday, ty', self.period, self.nextOnly, self.interval, self.nextOnly, self.endingDay, self.entryType) if self.endingDay <> 65535: debug('endday', isotime(gmtime(d2s(self.endingDay)))) left = left - self.fmtQty if self.period is self.Weekly: (self.dayBits, self.firstDay) = readStruct('bb', stream) left = left - 2 elif self.period is self.MonthlyByDate: (self.dates) = readStruct('L', stream) left = left - 4 elif self.period is self.MonthlyByDays: (self.first, self.second, self.third, self.fourth, self.last) = \ readStruct('bbbbb', stream) left = left - 5 (self.position, ) = readStruct('L', stream) self.agenda.repeats[self.position] = self left = left - 4 self.suppress = [] while left > 0: self.suppress.append(readStruct('h', stream)) left = left - 2 debug('repeat supp', left, self.suppress) class T(psionData.DBF): recTypes = { # 0: Deleted, 1: TimedDayEntry, 2: UntimedDayEntry, 3: Anniversary, 4: ToDoEntry, 5: Repeat, # 6: AnonymousData, # 7: Reserved, # 8: EntryCodeDescriptiveRecord, # 9: TodoListDefinition, } def factory(self, ty): try: debug(ty, self.recTypes[ty]) return self.recTypes[ty] except KeyError: return psionData.Record def __init__(self): #psionData.DBF.__init__(self) self.repeats = {} # Utilities def d2s(daynum): # assume 1970 bias in both systems return 60*60*24*daynum def isotime(ttup): return strftime("%Y-%m-%dT%H:%M:%S", ttup) def test(): import sys a = T() a.load(sys.stdin) if __name__ == '__main__': test()