# Figure out which other elements of an episode page are available.
import os, string
# Check for the existence of a file.
def exists(filename):
try:
os.stat(filename)
return 1
except:
return 0
#
# Input: integer episode number
# Output: (guide, background, synopsis, credits, prev, next)
#
def getneighbors(which, page = 'guide'):
whichstr = '%03d' % which
prev = '%03d' % (which - 1)
next = '%03d' % (which + 1)
hasg = exists('../guide/' + whichstr + '.html')
hasb = exists('../background/' + whichstr + '.shtml')
hass = exists('../synops/' + whichstr + '.html')
hasc = exists('../credits/' + whichstr + '.html')
if exists(prev + '.html') or exists(prev + '.shtml'):
hasp = 1
else:
hasp = 0
if exists(next + '.html') or exists(next + '.shtml'):
hasn = 1
else:
hasn = 0
if page == 'comic' or page == 'novels':
hasb = 0
hass = 0
hasc = 0
return (hasg, hasb, hass, hasc, hasp, hasn)
#
# Generate a trio of navigational buttons for headers and footers.
#
def navbuttons(num, align = 'middle', which = 'guide'):
(hasg, hasb, hass, hasc, hasp, hasn) = getneighbors(num, which)
if which == 'background':
extension = '.shtml'
else:
extension = '.html'
curep = num
cureplong = '%03d' % (curep)
prevep = '%03d' % (curep - 1)
nextep = '%03d' % (curep + 1)
if which == 'comic' or which == 'novels':
output = """![[Index]](/lurk/nav/dark/gu-index.gif)
"""
else:
output = """"""
if hasp:
output=output+ """![[Previous]](/lurk/nav/dark/gu-prev.gif)
"""
else:
output = output + """
"""
if hasn:
output=output+ """![[Next]](/lurk/nav/dark/gu-next.gif)
"""
else:
output = output + """"""
return output
#
# Devise a page header based on the current episode number and which page
# we're making.
#
def pageheader(num, page, do_jpeg = 0):
(hasg, hasb, hass, hasc, hasp, hasn) = getneighbors(num, page)
curep = num
cureplong = '%03d' % (curep)
prevep = '%03d' % (curep - 1)
nextep = '%03d' % (curep + 1)
if page == 'comic':
titleprefix = 'c'
titlewidth = 422
picname = 'comic/' + cureplong
elif page == 'novels':
titleprefix = 'n'
titlewidth = 427
picname = 'novels/' + cureplong
else:
titleprefix = 'e'
titlewidth = 340
pix = open('../internal/picnames', 'r')
for i in range(0, curep + 1):
picname = pix.readline()[:-1]
pix.close()
if picname == '':
picname = 'XXX'
if picname == 'none':
picname = 'tv-blank'
else:
picname = cureplong + '/' + picname
curep = `curep`
picwidth = 500 - titlewidth
output = """
![[Home]](/lurk/nav/titlebar.gif)
"""
if page == 'comic' or page == 'novels':
output = output + ''
if do_jpeg and picname != 'tv-blank':
extension = '.jpeg'
else:
extension = '.gif'
output = output + """
'
if page == 'comic' or page == 'novels':
output = output + ''
output = output + """
"""
if page == 'guide' or page == 'novels' or page == 'comic':
output = output + """
"""
else:
if hasg:
output = output + """![[Guide]](/lurk/nav/dark/gu-guide.gif)
"""
else:
output = output + """
"""
if page == 'background':
output = output + """
"""
else:
if hasb:
output=output+ """![[Background]](/lurk/nav/dark/gu-background.gif)
"""
else:
output = output + """"""
if page == 'synopsis':
output = output + """
"""
else:
if hass:
output=output + """![[Synopsis]](/lurk/nav/dark/gu-synopsis.gif)
"""
else:
output = output + """"""
if page == 'credits':
output = output + """
"""
else:
if hasc:
output=output+ """![[Credits]](/lurk/nav/dark/gu-credits.gif)
"""
else:
output = output + """"""
output = output + navbuttons(num, 'middle', page) + "\n\n"
return output
def pagefooter(num, page = 'guide'):
output = """
![[Home]](/lurk/nav/foot-station.gif)
![[Top]](/lurk/nav/foot-pagetop.gif)
![[Comments]](/lurk/nav/foot-comments.gif)
"""
output = output + navbuttons(num, 'bottom', page) + '\n\n'
return output
#
# Given an image path, generate the full path to the corresponding file.
#
def normalize_path(path):
if path[0:4] == '/lurk/':
path = '/home/koreth/lurk' + path[5:]
elif path[0] == '/':
path = '/home/midwinter/docroot' + path
return path
#
# Check all the images in a document and substitute JPEGs for GIFs where
# JPEGs exist.
#
def mungeimages(text, do_jpeg):
#
# GIF is what's in the source, so do nothing if that's the output
#
if do_jpeg == 0:
return text
result = ''
for chunk in string.splitfields(text, '.gif'):
filepos = string.rfind(chunk, '"')
if filepos < 0:
result = result + chunk
break
path = normalize_path(chunk[filepos + 1:])
if exists(path + '.jpeg'):
extension = '.jpeg'
elif exists(path + '.gif'):
extension = '.gif'
else:
extension = ''
result = result + chunk + extension
return result
