Emacs support: numerous changes.
Most SCM commands now work in derived buffers (e.g. diff viewing
buffers) as well as buffers backed by files.
diff and log now work properly on repositories and files.
Commit support is more solid.
Doc strings are better.
# 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 demandload import *
demandload(globals(), "re socket sys util")
class ui:
def __init__(self, verbose=False, debug=False, quiet=False,
interactive=True):
self.overlay = {}
self.cdata = ConfigParser.SafeConfigParser()
self.cdata.read([os.path.normpath(hgrc) for hgrc in
"/etc/mercurial/hgrc", os.path.expanduser("~/.hgrc")])
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.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, fp):
self.cdata.readfp(fp)
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 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 expandpath(self, loc):
paths = {}
for name, path in self.configitems("paths"):
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):
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