Mercurial > hg > mercurial-crew-with-dirclash
view mercurial/ui.py @ 1740:f95654385065
add --daemon option to serve command. for issue 45.
code looks odd because it is portable to windows. windows does not have
os.fork, so have to spawn and use pipe to tell parent ready instead.
author | Vadim Gelfer <vadim.gelfer@gmail.com> |
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date | Fri, 17 Feb 2006 16:29:30 -0800 |
parents | 3b1b44b917f4 |
children | 6f67a4c93493 876e4e6ad82b e4abeafd6eb1 |
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# ui.py - user interface bits for mercurial # # Copyright 2005 Matt Mackall <mpm@selenic.com> # # This software may be used and distributed according to the terms # of the GNU General Public License, incorporated herein by reference. import os, ConfigParser from i18n import gettext as _ from demandload import * demandload(globals(), "re socket sys util") class ui(object): def __init__(self, verbose=False, debug=False, quiet=False, interactive=True): self.overlay = {} self.cdata = ConfigParser.SafeConfigParser() self.readconfig(util.rcpath) self.quiet = self.configbool("ui", "quiet") self.verbose = self.configbool("ui", "verbose") self.debugflag = self.configbool("ui", "debug") self.interactive = self.configbool("ui", "interactive", True) self.updateopts(verbose, debug, quiet, interactive) self.diffcache = None def updateopts(self, verbose=False, debug=False, quiet=False, interactive=True): self.quiet = (self.quiet or quiet) and not verbose and not debug self.verbose = (self.verbose or verbose) or debug self.debugflag = (self.debugflag or debug) self.interactive = (self.interactive and interactive) def readconfig(self, fn): if isinstance(fn, basestring): fn = [fn] for f in fn: try: self.cdata.read(f) except ConfigParser.ParsingError, inst: raise util.Abort(_("Failed to parse %s\n%s") % (f, inst)) def setconfig(self, section, name, val): self.overlay[(section, name)] = val def config(self, section, name, default=None): if self.overlay.has_key((section, name)): return self.overlay[(section, name)] if self.cdata.has_option(section, name): return self.cdata.get(section, name) return default def configbool(self, section, name, default=False): if self.overlay.has_key((section, name)): return self.overlay[(section, name)] if self.cdata.has_option(section, name): return self.cdata.getboolean(section, name) return default def configitems(self, section): if self.cdata.has_section(section): return self.cdata.items(section) return [] def walkconfig(self): seen = {} for (section, name), value in self.overlay.iteritems(): yield section, name, value seen[section, name] = 1 for section in self.cdata.sections(): for name, value in self.cdata.items(section): if (section, name) in seen: continue yield section, name, value.replace('\n', '\\n') seen[section, name] = 1 def extensions(self): return self.configitems("extensions") def diffopts(self): if self.diffcache: return self.diffcache ret = { 'showfunc' : True, 'ignorews' : False} for x in self.configitems("diff"): k = x[0].lower() v = x[1] if v: v = v.lower() if v == 'true': value = True else: value = False ret[k] = value self.diffcache = ret return ret def username(self): return (os.environ.get("HGUSER") or self.config("ui", "username") or os.environ.get("EMAIL") or (os.environ.get("LOGNAME", os.environ.get("USERNAME", "unknown")) + '@' + socket.getfqdn())) def shortuser(self, user): """Return a short representation of a user name or email address.""" if not self.verbose: f = user.find('@') if f >= 0: user = user[:f] f = user.find('<') if f >= 0: user = user[f+1:] return user def expandpath(self, loc, root=""): paths = {} for name, path in self.configitems("paths"): m = path.find("://") if m == -1: path = os.path.join(root, path) paths[name] = path return paths.get(loc, loc) def write(self, *args): for a in args: sys.stdout.write(str(a)) def write_err(self, *args): if not sys.stdout.closed: sys.stdout.flush() for a in args: sys.stderr.write(str(a)) def readline(self): return sys.stdin.readline()[:-1] def prompt(self, msg, pat, default="y"): if not self.interactive: return default while 1: self.write(msg, " ") r = self.readline() if re.match(pat, r): return r else: self.write(_("unrecognized response\n")) def status(self, *msg): if not self.quiet: self.write(*msg) def warn(self, *msg): self.write_err(*msg) def note(self, *msg): if self.verbose: self.write(*msg) def debug(self, *msg): if self.debugflag: self.write(*msg) def edit(self, text): import tempfile (fd, name) = tempfile.mkstemp("hg") f = os.fdopen(fd, "w") f.write(text) f.close() editor = (os.environ.get("HGEDITOR") or self.config("ui", "editor") or os.environ.get("EDITOR", "vi")) os.environ["HGUSER"] = self.username() util.system("%s \"%s\"" % (editor, name), errprefix=_("edit failed")) t = open(name).read() t = re.sub("(?m)^HG:.*\n", "", t) os.unlink(name) return t