Split edit and create into different methods
This makes removes unneeded responsibility from the edit view and
makes it possible to more tightly restrict the usage of the edit and
create views to only creating/editing.
Patch by: Sverre Rabbelier
import datetimefrom time import timefrom django.utils.hashcompat import md5_constructortry: import decimalexcept ImportError: from django.utils import _decimal as decimal # for Python 2.3class CursorDebugWrapper(object): def __init__(self, cursor, db): self.cursor = cursor self.db = db # Instance of a BaseDatabaseWrapper subclass def execute(self, sql, params=()): start = time() try: return self.cursor.execute(sql, params) finally: stop = time() sql = self.db.ops.last_executed_query(self.cursor, sql, params) self.db.queries.append({ 'sql': sql, 'time': "%.3f" % (stop - start), }) def executemany(self, sql, param_list): start = time() try: return self.cursor.executemany(sql, param_list) finally: stop = time() self.db.queries.append({ 'sql': '%s times: %s' % (len(param_list), sql), 'time': "%.3f" % (stop - start), }) def __getattr__(self, attr): if attr in self.__dict__: return self.__dict__[attr] else: return getattr(self.cursor, attr) def __iter__(self): return iter(self.cursor)################################################ Converters from database (string) to Python ################################################def typecast_date(s): return s and datetime.date(*map(int, s.split('-'))) or None # returns None if s is nulldef typecast_time(s): # does NOT store time zone information if not s: return None hour, minutes, seconds = s.split(':') if '.' in seconds: # check whether seconds have a fractional part seconds, microseconds = seconds.split('.') else: microseconds = '0' return datetime.time(int(hour), int(minutes), int(seconds), int(float('.'+microseconds) * 1000000))def typecast_timestamp(s): # does NOT store time zone information # "2005-07-29 15:48:00.590358-05" # "2005-07-29 09:56:00-05" if not s: return None if not ' ' in s: return typecast_date(s) d, t = s.split() # Extract timezone information, if it exists. Currently we just throw # it away, but in the future we may make use of it. if '-' in t: t, tz = t.split('-', 1) tz = '-' + tz elif '+' in t: t, tz = t.split('+', 1) tz = '+' + tz else: tz = '' dates = d.split('-') times = t.split(':') seconds = times[2] if '.' in seconds: # check whether seconds have a fractional part seconds, microseconds = seconds.split('.') else: microseconds = '0' return datetime.datetime(int(dates[0]), int(dates[1]), int(dates[2]), int(times[0]), int(times[1]), int(seconds), int(float('.'+microseconds) * 1000000))def typecast_boolean(s): if s is None: return None if not s: return False return str(s)[0].lower() == 't'def typecast_decimal(s): if s is None or s == '': return None return decimal.Decimal(s)################################################ Converters from Python to database (string) ################################################def rev_typecast_boolean(obj, d): return obj and '1' or '0'def rev_typecast_decimal(d): if d is None: return None return str(d)def truncate_name(name, length=None): """Shortens a string to a repeatable mangled version with the given length. """ if length is None or len(name) <= length: return name hash = md5_constructor(name).hexdigest()[:4] return '%s%s' % (name[:length-4], hash)def format_number(value, max_digits, decimal_places): """ Formats a number into a string with the requisite number of digits and decimal places. """ return u"%.*f" % (decimal_places, value)