# -*- coding: utf8 -*-
import os.path, datetime, config
class Link:
def __init__(self, filename=""):
if os.path.exists(os.path.realpath(config.datadir)):
self.datadir=config.datadir
self.src_datadir="../"+config.datadir
self.exists=""
else:
print ("Error: directory "+os.path.realpath(config.datadir)+" does not exist. Check config.py")
exit()
if not filename or filename == "latest":
self.img=os.path.split(os.path.realpath(self.datadir+"latest.jpeg"))[1]
else:
self.img=filename+".jpeg"
def src(self, target):
if self.detect(self.src_datadir+target):
src=os.path.split(target)
return os.path.relpath(self.src_datadir + src[1])
else:
return os.path.relpath(self.src_datadir + "notfound.jpeg")
def imglink(self, target, order):
if self.detect(target):
return ""
else:
return ""
def href(self, target):
##print os.path.realpath(root+target)
#if target == self.img:
#target = os.path.split(target)[1]
#return "?f="+target[:12]
#else:
return "?f=" + target[:12]
def detect(self, filename):
if os.path.exists(os.path.realpath(self.datadir+filename)):
#print os.path.realpath(filename)
return True
else:
#print os.path.realpath(filename)
return False
def link(self, target, link):
#print target
if self.detect(target):
return ""+link+""
else:
return ""+link+""
def delta(self, delta):
date=os.path.split(self.img)
date=os.path.splitext(date[1])
date=date[0]
curdate=datetime.datetime.strptime(date, "%Y%m%d%H%M")
if delta.endswith('m'):
num = 10
else:
num = 1
if delta.startswith('-'):
num = num * -1
if delta.endswith('w'):
targetdate=curdate-datetime.timedelta(weeks=num)
if delta.endswith('d'):
targetdate=curdate-datetime.timedelta(days=num)
if delta.endswith('h'):
targetdate=curdate-datetime.timedelta(hours=num)
if delta.endswith('m'):
targetdate=curdate-datetime.timedelta(minutes=num)
return datetime.datetime.strftime(targetdate, "%Y%m%d%H%M")+".jpeg"