epicyon/happening.py

390 lines
13 KiB
Python

__filename__="happening.py"
__author__="Bob Mottram"
__license__="AGPL3+"
__version__="1.1.0"
__maintainer__="Bob Mottram"
__email__="bob@freedombone.net"
__status__="Production"
import json
import time
import os
from datetime import datetime
from utils import loadJson
from utils import locatePost
from utils import daysInMonth
from utils import mergeDicts
def isHappeningEvent(tag: {}) -> bool:
"""Is this tag an Event or Place ActivityStreams type?
"""
if not tag.get('type'):
return False
if tag['type']!='Event' and tag['type']!='Place':
return False
return True
def isHappeningPost(postJsonObject: {}) -> bool:
"""Is this a post with tags?
"""
if not postJsonObject:
return False
if not postJsonObject.get('object'):
return False
if not isinstance(postJsonObject['object'], dict):
return False
if not postJsonObject['object'].get('tag'):
return False
return True
def getTodaysEvents(baseDir: str,nickname: str,domain: str, \
currYear=None,currMonthNumber=None, \
currDayOfMonth=None) -> {}:
"""Retrieves calendar events for today
Returns a dictionary of lists containing Event and Place activities
"""
now=datetime.now()
if not currYear:
year=now.year
else:
year=currYear
if not currMonthNumber:
monthNumber=now.month
else:
monthNumber=currMonthNumber
if not currDayOfMonth:
dayNumber=now.day
else:
dayNumber=currDayOfMonth
calendarFilename= \
baseDir+'/accounts/'+nickname+'@'+domain+ \
'/calendar/'+str(year)+'/'+str(monthNumber)+'.txt'
events={}
if not os.path.isfile(calendarFilename):
return events
calendarPostIds=[]
recreateEventsFile=False
with open(calendarFilename,'r') as eventsFile:
for postId in eventsFile:
postId=postId.replace('\n','')
postFilename=locatePost(baseDir,nickname,domain,postId)
if not postFilename:
recreateEventsFile=True
continue
postJsonObject=loadJson(postFilename)
if not isHappeningPost(postJsonObject):
continue
postEvent=[]
dayOfMonth=None
for tag in postJsonObject['object']['tag']:
if not isHappeningEvent(tag):
continue
# this tag is an event or a place
if tag['type']=='Event':
# tag is an event
if not tag.get('startTime'):
continue
eventTime= \
datetime.strptime(tag['startTime'], \
"%Y-%m-%dT%H:%M:%S%z")
if int(eventTime.strftime("%Y"))==year and \
int(eventTime.strftime("%m"))==monthNumber and \
int(eventTime.strftime("%d"))==dayNumber:
dayOfMonth=str(int(eventTime.strftime("%d")))
if '#statuses#' in postId:
# link to the id so that the event can be
# easily deleted
tag['postId']=postId.split('#statuses#')[1]
postEvent.append(tag)
else:
# tag is a place
postEvent.append(tag)
if postEvent and dayOfMonth:
calendarPostIds.append(postId)
if not events.get(dayOfMonth):
events[dayOfMonth]=[]
events[dayOfMonth].append(postEvent)
# if some posts have been deleted then regenerate the calendar file
if recreateEventsFile:
calendarFile=open(calendarFilename, "w")
for postId in calendarPostIds:
calendarFile.write(postId+'\n')
calendarFile.close()
return events
def todaysEventsCheck(baseDir: str,nickname: str,domain: str) -> bool:
"""Are there calendar events today?
"""
now=datetime.now()
year=now.year
monthNumber=now.month
dayNumber=now.day
calendarFilename= \
baseDir+'/accounts/'+nickname+'@'+domain+ \
'/calendar/'+str(year)+'/'+str(monthNumber)+'.txt'
if not os.path.isfile(calendarFilename):
return False
eventsExist=False
with open(calendarFilename,'r') as eventsFile:
for postId in eventsFile:
postId=postId.replace('\n','')
postFilename=locatePost(baseDir,nickname,domain,postId)
if not postFilename:
continue
postJsonObject=loadJson(postFilename)
if not isHappeningPost(postJsonObject):
continue
for tag in postJsonObject['object']['tag']:
if not isHappeningEvent(tag):
continue
# this tag is an event or a place
if tag['type']!='Event':
continue
# tag is an event
if not tag.get('startTime'):
continue
eventTime= \
datetime.strptime(tag['startTime'], \
"%Y-%m-%dT%H:%M:%S%z")
if int(eventTime.strftime("%Y"))==year and \
int(eventTime.strftime("%m"))==monthNumber and \
int(eventTime.strftime("%d"))==dayNumber:
eventsExist=True
break
return eventsExist
def thisWeeksEventsCheck(baseDir: str,nickname: str,domain: str) -> bool:
"""Are there calendar events this week?
"""
now=datetime.now()
year=now.year
monthNumber=now.month
dayNumber=now.day
calendarFilename= \
baseDir+'/accounts/'+nickname+'@'+domain+ \
'/calendar/'+str(year)+'/'+str(monthNumber)+'.txt'
if not os.path.isfile(calendarFilename):
return False
eventsExist=False
with open(calendarFilename,'r') as eventsFile:
for postId in eventsFile:
postId=postId.replace('\n','')
postFilename=locatePost(baseDir,nickname,domain,postId)
if not postFilename:
continue
postJsonObject=loadJson(postFilename)
if not isHappeningPost(postJsonObject):
continue
for tag in postJsonObject['object']['tag']:
if not isHappeningEvent(tag):
continue
# this tag is an event or a place
if tag['type']!='Event':
continue
# tag is an event
if not tag.get('startTime'):
continue
eventTime= \
datetime.strptime(tag['startTime'], \
"%Y-%m-%dT%H:%M:%S%z")
if int(eventTime.strftime("%Y"))==year and \
int(eventTime.strftime("%m"))==monthNumber and \
(int(eventTime.strftime("%d"))>dayNumber and \
int(eventTime.strftime("%d"))<=dayNumber+6):
eventsExist=True
break
return eventsExist
def getThisWeeksEvents(baseDir: str,nickname: str,domain: str) -> {}:
"""Retrieves calendar events for this week
Returns a dictionary indexed by day number of lists containing
Event and Place activities
Note: currently not used but could be with a weekly calendar screen
"""
now=datetime.now()
year=now.year
monthNumber=now.month
dayNumber=now.day
calendarFilename= \
baseDir+'/accounts/'+nickname+'@'+domain+ \
'/calendar/'+str(year)+'/'+str(monthNumber)+'.txt'
events={}
if not os.path.isfile(calendarFilename):
return events
calendarPostIds=[]
recreateEventsFile=False
with open(calendarFilename,'r') as eventsFile:
for postId in eventsFile:
postId=postId.replace('\n','')
postFilename=locatePost(baseDir,nickname,domain,postId)
if not postFilename:
recreateEventsFile=True
continue
postJsonObject=loadJson(postFilename)
if not isHappeningPost(postJsonObject):
continue
postEvent=[]
dayOfMonth=None
weekDayIndex=None
for tag in postJsonObject['object']['tag']:
if not isHappeningEvent(tag):
continue
# this tag is an event or a place
if tag['type']=='Event':
# tag is an event
if not tag.get('startTime'):
continue
eventTime= \
datetime.strptime(tag['startTime'], \
"%Y-%m-%dT%H:%M:%S%z")
if int(eventTime.strftime("%Y"))==year and \
int(eventTime.strftime("%m"))==monthNumber and \
(int(eventTime.strftime("%d"))>=dayNumber and \
int(eventTime.strftime("%d"))<=dayNumber+6):
dayOfMonth=str(int(eventTime.strftime("%d")))
weekDayIndex=dayOfMonth-dayNumber
postEvent.append(tag)
else:
# tag is a place
postEvent.append(tag)
if postEvent and weekDayIndex:
calendarPostIds.append(postId)
if not events.get(dayOfMonth):
events[weekDayIndex]=[]
events[dayOfMonth].append(postEvent)
# if some posts have been deleted then regenerate the calendar file
if recreateEventsFile:
calendarFile=open(calendarFilename, "w")
for postId in calendarPostIds:
calendarFile.write(postId+'\n')
calendarFile.close()
lastDayOfMonth=daysInMonth(year,monthNumber)
if dayNumber+6 > lastDayOfMonth:
monthNumber+=1
if monthNumber>12:
monthNumber=1
year+=1
for d in range(1,dayNumber+6-lastDayOfMonth):
dailyEvents= \
getTodaysEvents(baseDir,nickname,domain, \
year,monthNumber,d)
if dailyEvents:
if dailyEvents.get(d):
newEvents={}
newEvents[d+(7-(dayNumber+6-lastDayOfMonth))]= \
dailyEvents[d]
events=mergeDicts(events,newEvents)
return events
def getCalendarEvents(baseDir: str,nickname: str,domain: str, \
year: int,monthNumber: int) -> {}:
"""Retrieves calendar events
Returns a dictionary indexed by day number of lists containing
Event and Place activities
"""
calendarFilename= \
baseDir+'/accounts/'+nickname+'@'+domain+ \
'/calendar/'+str(year)+'/'+str(monthNumber)+'.txt'
events={}
if not os.path.isfile(calendarFilename):
return events
calendarPostIds=[]
recreateEventsFile=False
with open(calendarFilename,'r') as eventsFile:
for postId in eventsFile:
postId=postId.replace('\n','')
postFilename=locatePost(baseDir,nickname,domain,postId)
if not postFilename:
recreateEventsFile=True
continue
postJsonObject=loadJson(postFilename)
if not isHappeningPost(postJsonObject):
continue
postEvent=[]
dayOfMonth=None
for tag in postJsonObject['object']['tag']:
if not isHappeningEvent(tag):
continue
# this tag is an event or a place
if tag['type']=='Event':
# tag is an event
if not tag.get('startTime'):
continue
eventTime= \
datetime.strptime(tag['startTime'], \
"%Y-%m-%dT%H:%M:%S%z")
if int(eventTime.strftime("%Y"))==year and \
int(eventTime.strftime("%m"))==monthNumber:
dayOfMonth=str(int(eventTime.strftime("%d")))
postEvent.append(tag)
else:
# tag is a place
postEvent.append(tag)
if postEvent and dayOfMonth:
calendarPostIds.append(postId)
if not events.get(dayOfMonth):
events[dayOfMonth]=[]
events[dayOfMonth].append(postEvent)
# if some posts have been deleted then regenerate the calendar file
if recreateEventsFile:
calendarFile=open(calendarFilename, "w")
for postId in calendarPostIds:
calendarFile.write(postId+'\n')
calendarFile.close()
return events
def removeCalendarEvent(baseDir: str,nickname: str,domain: str, \
year: int,monthNumber: int,messageId: str) -> None:
"""Removes a calendar event
"""
calendarFilename= \
baseDir+'/accounts/'+nickname+'@'+domain+ \
'/calendar/'+str(year)+'/'+str(monthNumber)+'.txt'
if not os.path.isfile(calendarFilename):
return
if '/' in messageId:
messageId=messageId.replace('/','#')
if messageId not in open(calendarFilename).read():
return
lines=None
with open(calendarFilename, "r") as f:
lines=f.readlines()
if not lines:
return
with open(calendarFilename, "w+") as f:
for line in lines:
if messageId not in line:
f.write(line)