80 lines
2.8 KiB
Python
80 lines
2.8 KiB
Python
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from datetime import datetime, timedelta
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import re
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class Command:
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def __init__(self, timenow, cmdline):
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self.time = timenow
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self.command = 'start'
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self.argstr = ''
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self.parseCommandLine(cmdline)
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def __str__(self):
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return "{'time' => %s, 'command' => %s, 'argstr' => %s}" % \
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(self.time, self.command, self.argstr)
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def parseCommandLine(self, cmdline):
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COMMANDS = {
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'out' : 1,
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'report' : 1,
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'show' : 1,
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'fill' : 1,
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'adjust' : 1
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}
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parts = cmdline.split(None, 1)
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if len(parts) > 1:
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timespec = parts[0].strip()
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if timespec[0] == '@':
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self.time = self.parseTimeSpec(timespec[1:])
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parts = parts[1:]
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if len(parts) == 1:
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command = parts[0].strip()
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rest = ''
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else:
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command, rest = parts
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if command in COMMANDS:
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self.command = command
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self.argstr = rest.strip()
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else:
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self.argstr = ' '.join([command, rest]).strip()
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def parseTimeSpec(self, timespec):
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the_time = self.time
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m = re.match('^(?:(\d{4})[-/])?(\d{1,2})[-/](\d{1,2}),(.*)$', timespec)
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if m is not None:
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# a date was given
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if m.group(1) != '':
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the_time = the_time.replace(year = m.group(1))
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the_time = the_time.replace(month = m.group(2), day = m.group(3))
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timespec = m.group(4)
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m = re.match('^(\d{1,2}):?(\d{2})?(am?|pm?)?$', timespec, re.I)
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if m is not None:
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# an absolute time was given
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h = int(m.group(1))
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mins = 0 if m.group(2) is None else int(m.group(2))
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am_pm = m.group(3).lower()
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if len(am_pm) >= 1 and am_pm[0] == 'p' and h < 12:
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h += 12
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elif len(am_pm) >= 1 and am_pm[0] == 'a' and h == 12:
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h = 0
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the_time = the_time.replace(hour = h, minute = mins, second = 0)
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else:
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m = re.match('^([-+])(\d+(?:\.\d+)?)([hms])?$', timespec, re.I)
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if m is not None:
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# a relative time was given
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plus_minus = m.group(1)
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hms = m.group(3)
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count = int(m.group(2))
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if hms == 'm':
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seconds = count * 60
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elif hms == 's':
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seconds = count
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else: # hours
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seconds = count * 60 * 60
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delta = timedelta(seconds = seconds)
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if plus_minus == '-':
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the_time -= delta
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else:
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the_time += delta
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return the_time
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