mirror of https://github.com/python/cpython
Modernize all around (dont ask me how useful that script is nowadays...)
This commit is contained in:
Georg Brandl
parent
ffc87d5c8c
commit
723fb3adc8
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@ -32,22 +32,22 @@
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# fraser@europarc.xerox.com qs101@cl.cam.ac.uk
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# #
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#######################################################################
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import sys,nntplib, string, marshal, time, os, posix, string
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import sys, nntplib, marshal, time, os
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#######################################################################
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# Check these variables before running! #
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# Top directory.
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# Filenames which don't start with / are taken as being relative to this.
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topdir='/anfs/qsbigdisc/web/html/newspage'
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topdir = os.path.expanduser('~/newspage')
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# The name of your NNTP host
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# eg.
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# newshost = 'nntp-serv.cl.cam.ac.uk'
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# or use following to get the name from the NNTPSERVER environment
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# variable:
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# newshost = posix.environ['NNTPSERVER']
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newshost = 'nntp-serv.cl.cam.ac.uk'
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# newshost = os.environ['NNTPSERVER']
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newshost = 'news.example.com'
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# The filename for a local cache of the newsgroup list
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treefile = 'grouptree'
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@ -81,7 +81,7 @@ skipempty = 1
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# pagelinkicon can contain html to put an icon after links to
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# further pages. This helps to make important links stand out.
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# Set to '' if not wanted, or '...' is quite a good one.
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pagelinkicon='... <img src="http://pelican.cl.cam.ac.uk/icons/page.xbm"> '
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pagelinkicon = '... <img src="http://pelican.cl.cam.ac.uk/icons/page.xbm"> '
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# ---------------------------------------------------------------------
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# Less important personal preferences:
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@ -106,7 +106,7 @@ from nntplib import NNTP
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from stat import *
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rcsrev = '$Revision$'
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rcsrev = string.join(filter(lambda s: '$' not in s, string.split(rcsrev)))
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rcsrev = ' '.join(filter(lambda s: '$' not in s, rcsrev.split()))
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desc = {}
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# Make (possibly) relative filenames into absolute ones
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@ -120,7 +120,7 @@ page = os.path.join(topdir,pagedir)
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def addtotree(tree, groups):
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print 'Updating tree...'
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for i in groups:
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parts = string.splitfields(i,'.')
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parts = i.split('.')
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makeleaf(tree, parts)
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# Makeleaf makes a leaf and the branch leading to it if necessary
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@ -141,34 +141,38 @@ def makeleaf(tree,path):
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# to those groups beginning with <root>.
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def createpage(root, tree, p):
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filename = os.path.join(pagedir,root+'.html')
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filename = os.path.join(pagedir, root+'.html')
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if root == rootpage:
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detail = ''
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else:
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detail = ' under ' + root
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f = open(filename,'w')
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# f.write('Content-Type: text/html\n')
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f.write('<TITLE>Newsgroups available' + detail + '</TITLE>\n')
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f.write('<H1>Newsgroups available' + detail +'</H1>\n')
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f.write('<A HREF="'+httppref+rootpage+'.html">Back to top level</A><P>\n')
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printtree(f,tree,0,p)
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f.write('<I>This page automatically created by \'newslist\' v. '+rcsrev+'.')
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f.write(time.ctime(time.time()) + '</I><P>')
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f.close()
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with open(filename, 'w') as f:
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# f.write('Content-Type: text/html\n')
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f.write('<html>\n<head>\n')
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f.write('<title>Newsgroups available%s</title>\n' % detail)
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f.write('</head>\n<body>\n')
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f.write('<h1>Newsgroups available%s</h1>\n' % detail)
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f.write('<a href="%s%s.html">Back to top level</a><p>\n' %
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(httppref, rootpage))
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printtree(f, tree, 0, p)
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f.write('\n<p>')
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f.write("<i>This page automatically created by 'newslist' v. %s." %
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rcsrev)
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f.write(time.ctime(time.time()) + '</i>\n')
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f.write('</body>\n</html>\n')
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# Printtree prints the groups as a bulleted list. Groups with
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# more than <sublistsize> subgroups will be put on a separate page.
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# Other sets of subgroups are just indented.
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def printtree(f, tree, indent, p):
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global desc
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l = len(tree)
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if l > sublistsize and indent>0:
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if l > sublistsize and indent > 0:
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# Create a new page and a link to it
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f.write('<LI><B><A HREF="'+httppref+p[1:]+'.html">')
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f.write(p[1:]+'.*')
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f.write('</A></B>'+pagelinkicon+'\n')
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f.write('<li><b><a href="%s%s.html">' % (httppref, p[1:]))
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f.write(p[1:] + '.*')
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f.write('</a></b>%s\n' % pagelinkicon)
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createpage(p[1:], tree, p)
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return
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@ -178,67 +182,64 @@ def printtree(f, tree, indent, p):
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kl.sort()
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if indent > 0:
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# Create a sub-list
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f.write('<LI>'+p[1:]+'\n<UL>')
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f.write('<li>%s\n<ul>' % p[1:])
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else:
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# Create a main list
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f.write('<UL>')
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f.write('<ul>')
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indent = indent + 1
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for i in kl:
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if i == '.':
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# Output a newsgroup
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f.write('<LI><A HREF="news:' + p[1:] + '">'+ p[1:] + '</A> ')
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if desc.has_key(p[1:]):
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f.write(' <I>'+desc[p[1:]]+'</I>\n')
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f.write('<li><a href="news:%s">%s</a> ' % (p[1:], p[1:]))
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if p[1:] in desc:
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f.write(' <i>%s</i>\n' % desc[p[1:]])
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else:
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f.write('\n')
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else:
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# Output a hierarchy
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printtree(f,tree[i], indent, p+'.'+i)
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printtree(f, tree[i], indent, p+'.'+i)
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if l > 1:
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f.write('\n</UL>')
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f.write('\n</ul>')
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# Reading descriptions file ---------------------------------------
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# This returns an array mapping group name to its description
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# This returns a dict mapping group name to its description
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def readdesc(descfile):
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global desc
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desc = {}
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if descfile == '':
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return
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try:
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d = open(descfile, 'r')
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print 'Reading descriptions...'
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except (IOError):
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with open(descfile, 'r') as d:
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print 'Reading descriptions...'
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for l in d:
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bits = l.split()
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try:
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grp = bits[0]
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dsc = ' '.join(bits[1:])
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if len(dsc) > 1:
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desc[grp] = dsc
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except IndexError:
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pass
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except IOError:
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print 'Failed to open description file ' + descfile
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return
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l = d.readline()
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while l != '':
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bits = string.split(l)
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try:
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grp = bits[0]
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dsc = string.join(bits[1:])
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if len(dsc)>1:
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desc[grp] = dsc
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except (IndexError):
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pass
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l = d.readline()
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# Check that ouput directory exists, ------------------------------
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# and offer to create it if not
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def checkopdir(pagedir):
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if not os.path.isdir(pagedir):
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print 'Directory '+pagedir+' does not exist.'
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print 'Directory %s does not exist.' % pagedir
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print 'Shall I create it for you? (y/n)'
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if sys.stdin.readline()[0] == 'y':
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try:
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os.mkdir(pagedir,0777)
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os.mkdir(pagedir, 0777)
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except:
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print 'Sorry - failed!'
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sys.exit(1)
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@ -258,23 +259,21 @@ def readlocallist(treefile):
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print 'If this is the first time you have run newslist, then'
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print 'use the -a option to create it.'
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sys.exit(1)
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treedate = '%02d%02d%02d' % (treetime[0] % 100 ,treetime[1], treetime[2])
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treedate = '%02d%02d%02d' % (treetime[0] % 100, treetime[1], treetime[2])
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try:
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dump = open(treefile,'r')
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tree = marshal.load(dump)
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dump.close()
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except (IOError):
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with open(treefile, 'rb') as dump:
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tree = marshal.load(dump)
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except IOError:
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print 'Cannot open local group list ' + treefile
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return (tree, treedate)
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def writelocallist(treefile, tree):
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try:
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dump = open(treefile,'w')
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groups = marshal.dump(tree,dump)
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dump.close()
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print 'Saved list to '+treefile+'\n'
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with open(treefile, 'wb') as dump:
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groups = marshal.dump(tree, dump)
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print 'Saved list to %s\n' % treefile
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except:
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print 'Sorry - failed to write to local group cache '+treefile
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print 'Sorry - failed to write to local group cache', treefile
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print 'Does it (or its directory) have the correct permissions?'
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sys.exit(1)
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@ -282,16 +281,16 @@ def writelocallist(treefile, tree):
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def getallgroups(server):
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print 'Getting list of all groups...'
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treedate='010101'
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treedate = '010101'
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info = server.list()[1]
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groups = []
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print 'Processing...'
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if skipempty:
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print '\nIgnoring following empty groups:'
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for i in info:
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grpname = string.split(i[0])[0]
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if skipempty and string.atoi(i[1]) < string.atoi(i[2]):
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print grpname+' ',
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grpname = i[0].split()[0]
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if skipempty and int(i[1]) < int(i[2]):
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print grpname + ' ',
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else:
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groups.append(grpname)
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print '\n'
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@ -302,13 +301,13 @@ def getallgroups(server):
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# Return list of new groups on server -----------------------------
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def getnewgroups(server, treedate):
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print 'Getting list of new groups since start of '+treedate+'...',
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info = server.newgroups(treedate,'000001')[1]
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print 'Getting list of new groups since start of %s...' % treedate,
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info = server.newgroups(treedate, '000001')[1]
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print 'got %d.' % len(info)
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print 'Processing...',
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groups = []
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for i in info:
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grpname = string.split(i)[0]
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grpname = i.split()[0]
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groups.append(grpname)
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print 'Done'
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return groups
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@ -316,28 +315,25 @@ def getnewgroups(server, treedate):
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# Now the main program --------------------------------------------
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def main():
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global desc
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tree={}
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tree = {}
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# Check that the output directory exists
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checkopdir(pagedir)
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try:
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print 'Connecting to '+newshost+'...'
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print 'Connecting to %s...' % newshost
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if sys.version[0] == '0':
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s = NNTP.init(newshost)
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else:
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s = NNTP(newshost)
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connected = 1
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connected = True
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except (nntplib.error_temp, nntplib.error_perm), x:
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print 'Error connecting to host:', x
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print 'I\'ll try to use just the local list.'
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connected = 0
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connected = False
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# If -a is specified, read the full list of groups from server
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if connected and len(sys.argv) > 1 and sys.argv[1] == '-a':
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groups = getallgroups(s)
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# Otherwise just read the local file and then add
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