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dateops.pyc
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� �t�ac @ s% d Z d d d d d d d g Z d d l m Z d d l m Z d d l m Z d d l m Z m Z d d l Z d d l Z d � Z d � Z d � Z d � Z d d � Z d d � Z d d � Z d d � Z d � Z d � Z d � Z d d � Z d � Z d d � Z d � Z d � Z d S( s Date/time Utilities t normalizeForIndext floatoffsett compareDateTimet differenceDateTimet timeRangesOverlapt normalizePeriodListt clipPeriodi����( t DateTime( t Timezone( t Period( t datet datetimeNc C s� t | t � s% t d | f � � n | j � } | j � rn | j t � | j d d d � | j d � | S| j � r~ | S| j � | Sd S( s� Normalize a L{DateTime} object for use in the Index. Convert to date-time in UTC. @param dt: a L{DateTime} object to normalize @return: the normalized DateTime s %r is not a DateTime instancei N( t isinstanceR t TypeErrort duplicatet isDateOnlyt setDateOnlyt Falset setHHMMSSt setTimezoneIDt Nonet floatingt adjustToUTC( t dt( ( s( /opt/cpanel-ccs/twistedcaldav/dateops.pyR ) s c C s� t | t � s% t d | f � � n | j � } | j � rn | j t � | j d d d � | j t � | S| j � r� | j t � | S| j � | Sd S( s0 Normalize a L{DateTime} object to UTC. s %r is not a DateTime instancei N( R R R R R R R R t setTimezoneUTCt TrueR R ( R ( ( s( /opt/cpanel-ccs/twistedcaldav/dateops.pyt normalizeToUTC@ s c C s_ t | t � s% t d | f � � n | j � } | j � sI | j � rM | S| j � | Sd S( s� Normalize a L{DateTime} object for use with the CalDAV expand option. Convert to date-time in UTC, leave date only and floating alone. @param dt: a L{DateTime} object to normalize @return: the normalized DateTime s %r is not a DateTime instanceN( R R R R R R R ( R ( ( s( /opt/cpanel-ccs/twistedcaldav/dateops.pyt normalizeForExpandU s c C sB | d k r t j } n | j � } | j | � | j t � | S( sb Apply the timezone offset to the supplied time, then force tz to utc. This gives the local date-time as if the local tz were UTC. It can be used in floating time comparisons with UTC date-times. @param dt: a L{DateTime} object to normalize @param pytz: a L{Timezone} object to apply offset from @return: the normalized DateTime N( R R t UTCTimezoneR t adjustTimezoneR R ( R t pytz( ( s( /opt/cpanel-ccs/twistedcaldav/dateops.pyR g s c C s/ | j � } | j | r | n | j � � | S( N( R t setTimezonet getTimezone( t dtadjustt dtcopyfromR ( ( s( /opt/cpanel-ccs/twistedcaldav/dateops.pyt adjustFloatingToTimezonez s c C si | j � r. | j � r. t | | | � } n. | j � r\ | j � r\ t | | | � } n | j | � S( N( R R# R ( t dt1t dt2t defaulttz( ( s( /opt/cpanel-ccs/twistedcaldav/dateops.pyR � s c C sd | j � r. | j � r. t | | | � } n. | j � r\ | j � r\ t | | | � } n | | S( N( R R# ( t startt endR& ( ( s( /opt/cpanel-ccs/twistedcaldav/dateops.pyR � s c C s) | d k rA | j � rA | d k rA | j � rA | j t � n | d k r� | j � r� | d k r� | j � r� | j t � n | d k r� | j � r� | d k r� | j � r� | j t � n | d k r| j � r| d k r| j � r| j t � n | d k r�| d k r�| d k rb| d k rbt | | | � d k oat | | | � d k S| d k r�t | | | � d k o�t | | | � d k S| d k r�t | | | � d k St Sn` | d k r�t | | | � d k S| d k r!t | | | � d k o t | | | � d k St Sd S( Ni ( R R R R R R ( t start1t end1t start2t end2R& ( ( s( /opt/cpanel-ccs/twistedcaldav/dateops.pyR � s* 1111. . .c C s6 d � } x | D] } | j � q W| j d | � d } d } d } x� t t | � � D]� } | d k r� | } | | } | j � } qY n | | j � } | | | j � k r� | | k r� t | | j � | � | | <| } n d | | <qY | } | | } | j � } qY Wg | D] } | r| ^ q| (d S( s� Normalize the list of periods by merging overlapping or consecutive ranges and sorting the list by each periods start. @param list: a list of tuples of L{Period}. The list is changed in place. c S s� t | t � s" t d | f � � t | t � sD t d | f � � | j � | j � k rw | j � } | j � } n | j � } | j � } t | | � S( s� Compare two periods. Sort by their start and then end times. A period is a L{Period}. @param p1: first period @param p2: second period @return: 1 if p1>p2, 0 if p1==p2, -1 if p1<p2 s Period is not a Period: %r( R R t AssertionErrort getStartt getEndR ( t p1t p2t cmp1t cmp2( ( s( /opt/cpanel-ccs/twistedcaldav/dateops.pyt sortPeriods� s "" t cmpN( R t sortR t xranget lenR/ R. R ( t periodsR4 t periodt indext pt pet it iet x( ( s( /opt/cpanel-ccs/twistedcaldav/dateops.pyR � s. c C s� | j � } | j � } | j � } | j � } | | k rE | } n | | k rZ | } n | | k rj d St | | � } | j | j � � | Sd S( s_ Clip the start/end period so that it lies entirely within the clip period. @param period: the (start, end) tuple for the period to be clipped. @param clipPeriod: the (start, end) tuple for the period to clip to. @return: the (start, end) tuple for the clipped period, or None if the period is outside the clip period N( R. R/ R R t setUseDurationt getUseDuration( R: R R' R( t clipStartt clipEndt result( ( s( /opt/cpanel-ccs/twistedcaldav/dateops.pyR � s c C s� | j � r7 t d | j � d | j � d | j � � St d | j � d | j � d | j � d | j � d | j � d | j � d d � Sd S( Nt yeart montht dayt hourt minutet secondt tzinfo( R R t getYeart getMontht getDayR t getHourst getMinutest getSecondsR ( t pydt( ( s( /opt/cpanel-ccs/twistedcaldav/dateops.pyt pyCalendarToSQLTimestamp s + c C s� t | t � rR t d | j d | j d | j d | j d | j d | j d | � St d t | d d !� d t | d d !� d t | d d !� d t | d d !� d t | d d !� d t | d d !� d | � Sd S( s� Parse an SQL formated timestamp into a DateTime @param ts: the SQL timestamp @type ts: C{str} @return: L{DateTime} result RF RG RH t hourst minutest secondst tzidi i i i i i i i i i i i N( R R R RF RG RH RI RJ RK t int( t tst withTimezone( ( s( /opt/cpanel-ccs/twistedcaldav/dateops.pyt parseSQLTimestampToPyCalendar s" c C s( | j | j | j | j | j | j f S( s� Convert a L{DateTime} into a L{tuple} of L{int}s that performs better when pickled. @param dt: the date time to convert @type dt: L{DateTime} @return: L{tuple} result ( t mYeart mMontht mDayt mHourst mMinutest mSeconds( R ( ( s( /opt/cpanel-ccs/twistedcaldav/dateops.pyt tupleFromDateTime7 s c C sI t d | d d | d d | d d | d d | d d | d d | � S( s) Turn an L{tuple} produced by L{tupleFromDateTime} into an L{DateTime} and use the provided time zone. @param tp: the tuple to convert @type tp: L{tuple} @param withTimezone: time zone to use or L{None} @type withTimezone: L{Timezone} @return: L{DateTime} result RF i RG i RH i RU i RV i RW i RX ( R ( t tpR[ ( ( s( /opt/cpanel-ccs/twistedcaldav/dateops.pyt tupleToDateTimeG s c C su t | t � r1 t d | j d | j d | j � St d t | d d !� d t | d d !� d t | d d !� � Sd S( s� Parse an SQL formated date into a DateTime @param ts: the SQL date @type ts: C{str} @return: L{DateTime} result RF RG RH i i i i i i N( R R R RF RG RH RY ( RZ ( ( s( /opt/cpanel-ccs/twistedcaldav/dateops.pyt parseSQLDateToPyCalendar` s c C sS t | t � s t � | j d k r@ | j d t j j � � n t j | j � � S( NRL ( R R R- RL R t replacet dateutilt tzt tzutct calendart timegmt utctimetuple( R ( ( s( /opt/cpanel-ccs/twistedcaldav/dateops.pyt datetimeMktimex s ( t __doc__t __all__t pycalendar.datetimeR t pycalendar.timezoneR t pycalendar.periodR R R t dateutil.tzRh Rk R R R R R R# R R R R R RT R\ Rc Re Rf Rn ( ( ( s( /opt/cpanel-ccs/twistedcaldav/dateops.pyt <module> s: 8