mercurial/ui.py
author Vadim Gelfer <vadim.gelfer@gmail.com>
Fri, 18 Aug 2006 14:13:44 -0700
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parent 2920 ef8ee4477019
parent 2944 2efa9b8aed30
child 3013 494521a3f142
permissions -rw-r--r--
merge with self.
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# ui.py - user interface bits for mercurial
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#
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# Copyright 2005, 2006 Matt Mackall <mpm@selenic.com>
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#
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# This software may be used and distributed according to the terms
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# of the GNU General Public License, incorporated herein by reference.
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from i18n import gettext as _
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from demandload import *
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demandload(globals(), "errno getpass os re socket sys tempfile")
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demandload(globals(), "ConfigParser mdiff templater traceback util")
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class ui(object):
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    def __init__(self, verbose=False, debug=False, quiet=False,
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                 interactive=True, traceback=False, parentui=None,
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                 readhooks=[]):
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        self.overlay = {}
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        if parentui is None:
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            # this is the parent of all ui children
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            self.parentui = None
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            self.readhooks = list(readhooks)
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            self.cdata = ConfigParser.SafeConfigParser()
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            self.readconfig(util.rcpath())
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            self.quiet = self.configbool("ui", "quiet")
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            self.verbose = self.configbool("ui", "verbose")
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            self.debugflag = self.configbool("ui", "debug")
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            self.interactive = self.configbool("ui", "interactive", True)
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            self.traceback = traceback
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            self.updateopts(verbose, debug, quiet, interactive)
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            self.diffcache = None
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            self.header = []
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            self.prev_header = []
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            self.revlogopts = self.configrevlog()
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        else:
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            # parentui may point to an ui object which is already a child
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            self.parentui = parentui.parentui or parentui
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            self.readhooks = list(parentui.readhooks or readhooks)
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            parent_cdata = self.parentui.cdata
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            self.cdata = ConfigParser.SafeConfigParser(parent_cdata.defaults())
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            # make interpolation work
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            for section in parent_cdata.sections():
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                self.cdata.add_section(section)
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                for name, value in parent_cdata.items(section, raw=True):
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                    self.cdata.set(section, name, value)
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    def __getattr__(self, key):
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        return getattr(self.parentui, key)
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    def updateopts(self, verbose=False, debug=False, quiet=False,
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                   interactive=True, traceback=False, config=[]):
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        self.quiet = (self.quiet or quiet) and not verbose and not debug
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        self.verbose = (self.verbose or verbose) or debug
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        self.debugflag = (self.debugflag or debug)
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        self.interactive = (self.interactive and interactive)
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        self.traceback = self.traceback or traceback
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        for cfg in config:
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            try:
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                name, value = cfg.split('=', 1)
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                section, name = name.split('.', 1)
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                if not self.cdata.has_section(section):
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                    self.cdata.add_section(section)
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                if not section or not name:
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                    raise IndexError
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                self.cdata.set(section, name, value)
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            except (IndexError, ValueError):
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                raise util.Abort(_('malformed --config option: %s') % cfg)
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    def readconfig(self, fn, root=None):
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        if isinstance(fn, basestring):
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            fn = [fn]
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        for f in fn:
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            try:
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                self.cdata.read(f)
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            except ConfigParser.ParsingError, inst:
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                raise util.Abort(_("Failed to parse %s\n%s") % (f, inst))
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        # translate paths relative to root (or home) into absolute paths
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        if root is None:
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            root = os.path.expanduser('~')
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        for name, path in self.configitems("paths"):
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            if path and "://" not in path and not os.path.isabs(path):
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                self.cdata.set("paths", name, os.path.join(root, path))
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        for hook in self.readhooks:
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            hook(self)
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    def setconfig(self, section, name, val):
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        self.overlay[(section, name)] = val
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    def config(self, section, name, default=None):
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        if self.overlay.has_key((section, name)):
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            return self.overlay[(section, name)]
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        if self.cdata.has_option(section, name):
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            try:
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                return self.cdata.get(section, name)
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            except ConfigParser.InterpolationError, inst:
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                raise util.Abort(_("Error in configuration:\n%s") % inst)
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        if self.parentui is None:
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            return default
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        else:
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            return self.parentui.config(section, name, default)
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    def configlist(self, section, name, default=None):
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        """Return a list of comma/space separated strings"""
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        result = self.config(section, name)
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        if result is None:
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            result = default or []
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        if isinstance(result, basestring):
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            result = result.replace(",", " ").split()
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        return result
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    def configbool(self, section, name, default=False):
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        if self.overlay.has_key((section, name)):
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            return self.overlay[(section, name)]
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        if self.cdata.has_option(section, name):
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            try:
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                return self.cdata.getboolean(section, name)
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            except ConfigParser.InterpolationError, inst:
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                raise util.Abort(_("Error in configuration:\n%s") % inst)
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        if self.parentui is None:
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            return default
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   122
        else:
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   123
            return self.parentui.configbool(section, name, default)
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parents: 249
diff changeset
   124
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   125
    def has_config(self, section):
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   126
        '''tell whether section exists in config.'''
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   127
        return self.cdata.has_section(section)
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diff changeset
   128
285
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   129
    def configitems(self, section):
1839
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   130
        items = {}
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   131
        if self.parentui is not None:
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   132
            items = dict(self.parentui.configitems(section))
285
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   133
        if self.cdata.has_section(section):
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2e0fd78587bd Catch hgrc interpolation errors nicely.
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   134
            try:
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   135
                items.update(dict(self.cdata.items(section)))
2e0fd78587bd Catch hgrc interpolation errors nicely.
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diff changeset
   136
            except ConfigParser.InterpolationError, inst:
2e0fd78587bd Catch hgrc interpolation errors nicely.
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   137
                raise util.Abort(_("Error in configuration:\n%s") % inst)
1839
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   138
        x = items.items()
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   139
        x.sort()
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   140
        return x
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   141
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   142
    def walkconfig(self, seen=None):
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   143
        if seen is None:
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   144
            seen = {}
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diff changeset
   145
        for (section, name), value in self.overlay.iteritems():
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   146
            yield section, name, value
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diff changeset
   147
            seen[section, name] = 1
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   148
        for section in self.cdata.sections():
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parents: 981
diff changeset
   149
            for name, value in self.cdata.items(section):
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   150
                if (section, name) in seen: continue
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diff changeset
   151
                yield section, name, value.replace('\n', '\\n')
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   152
                seen[section, name] = 1
1839
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diff changeset
   153
        if self.parentui is not None:
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diff changeset
   154
            for parent in self.parentui.walkconfig(seen):
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diff changeset
   155
                yield parent
1028
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parents: 981
diff changeset
   156
1071
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mason@suse.com
parents: 1062
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   157
    def extensions(self):
2403
9b0747207925 Further cleanup of ui.py (changeset 74d569332f8b used one-char variable names).
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parents: 2390
diff changeset
   158
        result = self.configitems("extensions")
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parents: 2390
diff changeset
   159
        for i, (key, value) in enumerate(result):
9b0747207925 Further cleanup of ui.py (changeset 74d569332f8b used one-char variable names).
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parents: 2390
diff changeset
   160
            if value:
9b0747207925 Further cleanup of ui.py (changeset 74d569332f8b used one-char variable names).
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parents: 2390
diff changeset
   161
                result[i] = (key, os.path.expanduser(value))
9b0747207925 Further cleanup of ui.py (changeset 74d569332f8b used one-char variable names).
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parents: 2390
diff changeset
   162
        return result
1071
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parents: 1062
diff changeset
   163
2003
62647394e368 Implementation of per-user .hgignore.
mcmillen@cs.cmu.edu
parents: 1989
diff changeset
   164
    def hgignorefiles(self):
2403
9b0747207925 Further cleanup of ui.py (changeset 74d569332f8b used one-char variable names).
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parents: 2390
diff changeset
   165
        result = []
9b0747207925 Further cleanup of ui.py (changeset 74d569332f8b used one-char variable names).
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parents: 2390
diff changeset
   166
        for key, value in self.configitems("ui"):
9b0747207925 Further cleanup of ui.py (changeset 74d569332f8b used one-char variable names).
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parents: 2390
diff changeset
   167
            if key == 'ignore' or key.startswith('ignore.'):
9b0747207925 Further cleanup of ui.py (changeset 74d569332f8b used one-char variable names).
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parents: 2390
diff changeset
   168
                result.append(os.path.expanduser(value))
9b0747207925 Further cleanup of ui.py (changeset 74d569332f8b used one-char variable names).
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parents: 2390
diff changeset
   169
        return result
2003
62647394e368 Implementation of per-user .hgignore.
mcmillen@cs.cmu.edu
parents: 1989
diff changeset
   170
2072
74d3f5336b66 Implement revlogng.
mason@suse.com
parents: 2033
diff changeset
   171
    def configrevlog(self):
2403
9b0747207925 Further cleanup of ui.py (changeset 74d569332f8b used one-char variable names).
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parents: 2390
diff changeset
   172
        result = {}
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parents: 2390
diff changeset
   173
        for key, value in self.configitems("revlog"):
9b0747207925 Further cleanup of ui.py (changeset 74d569332f8b used one-char variable names).
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parents: 2390
diff changeset
   174
            result[key.lower()] = value
9b0747207925 Further cleanup of ui.py (changeset 74d569332f8b used one-char variable names).
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parents: 2390
diff changeset
   175
        return result
2388
74d569332f8b Cleanup: unifiy the coding style in the ui.py configitems forwarders.
Markus F.X.J. Oberhumer <markus@oberhumer.com>
parents: 2343
diff changeset
   176
608
d2994b5298fb Add username/merge/editor to .hgrc
Matt Mackall <mpm@selenic.com>
parents: 565
diff changeset
   177
    def username(self):
1985
c577689006fa Adapted behaviour of ui.username() to documentation and mention it explicitly:
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1984
diff changeset
   178
        """Return default username to be used in commits.
c577689006fa Adapted behaviour of ui.username() to documentation and mention it explicitly:
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parents: 1984
diff changeset
   179
c577689006fa Adapted behaviour of ui.username() to documentation and mention it explicitly:
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parents: 1984
diff changeset
   180
        Searched in this order: $HGUSER, [ui] section of hgrcs, $EMAIL
c577689006fa Adapted behaviour of ui.username() to documentation and mention it explicitly:
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parents: 1984
diff changeset
   181
        and stop searching if one of these is set.
c577689006fa Adapted behaviour of ui.username() to documentation and mention it explicitly:
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parents: 1984
diff changeset
   182
        Abort if found username is an empty string to force specifying
c577689006fa Adapted behaviour of ui.username() to documentation and mention it explicitly:
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parents: 1984
diff changeset
   183
        the commit user elsewhere, e.g. with line option or repo hgrc.
2343
af81d8770620 add ui.has_config method.
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parents: 2335
diff changeset
   184
        If not found, use ($LOGNAME or $USER or $LNAME or
af81d8770620 add ui.has_config method.
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parents: 2335
diff changeset
   185
        $USERNAME) +"@full.hostname".
1985
c577689006fa Adapted behaviour of ui.username() to documentation and mention it explicitly:
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parents: 1984
diff changeset
   186
        """
c577689006fa Adapted behaviour of ui.username() to documentation and mention it explicitly:
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parents: 1984
diff changeset
   187
        user = os.environ.get("HGUSER")
c577689006fa Adapted behaviour of ui.username() to documentation and mention it explicitly:
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parents: 1984
diff changeset
   188
        if user is None:
c577689006fa Adapted behaviour of ui.username() to documentation and mention it explicitly:
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parents: 1984
diff changeset
   189
            user = self.config("ui", "username")
c577689006fa Adapted behaviour of ui.username() to documentation and mention it explicitly:
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1984
diff changeset
   190
        if user is None:
c577689006fa Adapted behaviour of ui.username() to documentation and mention it explicitly:
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1984
diff changeset
   191
            user = os.environ.get("EMAIL")
c577689006fa Adapted behaviour of ui.username() to documentation and mention it explicitly:
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parents: 1984
diff changeset
   192
        if user is None:
2343
af81d8770620 add ui.has_config method.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2335
diff changeset
   193
            try:
2652
e6a41cbaa260 fix windows username problem.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2624
diff changeset
   194
                user = '%s@%s' % (util.getuser(), socket.getfqdn())
2343
af81d8770620 add ui.has_config method.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2335
diff changeset
   195
            except KeyError:
af81d8770620 add ui.has_config method.
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parents: 2335
diff changeset
   196
                raise util.Abort(_("Please specify a username."))
1985
c577689006fa Adapted behaviour of ui.username() to documentation and mention it explicitly:
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1984
diff changeset
   197
        return user
608
d2994b5298fb Add username/merge/editor to .hgrc
Matt Mackall <mpm@selenic.com>
parents: 565
diff changeset
   198
1129
ee4f60abad93 Move generating short username to display in hg/hgweb annotate to ui module.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1071
diff changeset
   199
    def shortuser(self, user):
ee4f60abad93 Move generating short username to display in hg/hgweb annotate to ui module.
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parents: 1071
diff changeset
   200
        """Return a short representation of a user name or email address."""
1903
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1637
diff changeset
   201
        if not self.verbose: user = util.shortuser(user)
1129
ee4f60abad93 Move generating short username to display in hg/hgweb annotate to ui module.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1071
diff changeset
   202
        return user
ee4f60abad93 Move generating short username to display in hg/hgweb annotate to ui module.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1071
diff changeset
   203
2494
73ac95671788 push, outgoing, bundle: fall back to "default" if "default-push" not defined
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2470
diff changeset
   204
    def expandpath(self, loc, default=None):
1892
622ee75cb4c9 Directory names take precedence over symbolic names consistently.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1882
diff changeset
   205
        """Return repository location relative to cwd or from [paths]"""
2624
46e52bbb9b1a expand the path if destination is not a directory
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2598
diff changeset
   206
        if "://" in loc or os.path.isdir(loc):
1892
622ee75cb4c9 Directory names take precedence over symbolic names consistently.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1882
diff changeset
   207
            return loc
622ee75cb4c9 Directory names take precedence over symbolic names consistently.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1882
diff changeset
   208
2495
4a2a4d988ead make ui.expandpath better with default path.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2494
diff changeset
   209
        path = self.config("paths", loc)
4a2a4d988ead make ui.expandpath better with default path.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2494
diff changeset
   210
        if not path and default is not None:
4a2a4d988ead make ui.expandpath better with default path.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2494
diff changeset
   211
            path = self.config("paths", default)
2498
1e2ec4fd16df Fix ui.expandpath problem and broken test introduced by 4a2a4d988ead.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 2495
diff changeset
   212
        return path or loc
506
1f81ebff98c9 [PATCH] Add ui.expandpath command
mpm@selenic.com
parents: 350
diff changeset
   213
207
ec327cf0d3a9 Move ui class to its own module
mpm@selenic.com
parents:
diff changeset
   214
    def write(self, *args):
2033
e3280d350792 Group changes done by the same developer on the same with --style=changelog
Thomas Arendsen Hein <thomas@intevation.de>
parents: 2013
diff changeset
   215
        if self.header:
e3280d350792 Group changes done by the same developer on the same with --style=changelog
Thomas Arendsen Hein <thomas@intevation.de>
parents: 2013
diff changeset
   216
            if self.header != self.prev_header:
e3280d350792 Group changes done by the same developer on the same with --style=changelog
Thomas Arendsen Hein <thomas@intevation.de>
parents: 2013
diff changeset
   217
                self.prev_header = self.header
e3280d350792 Group changes done by the same developer on the same with --style=changelog
Thomas Arendsen Hein <thomas@intevation.de>
parents: 2013
diff changeset
   218
                self.write(*self.header)
e3280d350792 Group changes done by the same developer on the same with --style=changelog
Thomas Arendsen Hein <thomas@intevation.de>
parents: 2013
diff changeset
   219
            self.header = []
207
ec327cf0d3a9 Move ui class to its own module
mpm@selenic.com
parents:
diff changeset
   220
        for a in args:
ec327cf0d3a9 Move ui class to its own module
mpm@selenic.com
parents:
diff changeset
   221
            sys.stdout.write(str(a))
565
9a80418646dd [PATCH] Make ui.warn write to stderr
mpm@selenic.com
parents: 515
diff changeset
   222
2033
e3280d350792 Group changes done by the same developer on the same with --style=changelog
Thomas Arendsen Hein <thomas@intevation.de>
parents: 2013
diff changeset
   223
    def write_header(self, *args):
e3280d350792 Group changes done by the same developer on the same with --style=changelog
Thomas Arendsen Hein <thomas@intevation.de>
parents: 2013
diff changeset
   224
        for a in args:
e3280d350792 Group changes done by the same developer on the same with --style=changelog
Thomas Arendsen Hein <thomas@intevation.de>
parents: 2013
diff changeset
   225
            self.header.append(str(a))
e3280d350792 Group changes done by the same developer on the same with --style=changelog
Thomas Arendsen Hein <thomas@intevation.de>
parents: 2013
diff changeset
   226
565
9a80418646dd [PATCH] Make ui.warn write to stderr
mpm@selenic.com
parents: 515
diff changeset
   227
    def write_err(self, *args):
1989
0541768fa558 ignore EPIPE in ui.err_write
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1985
diff changeset
   228
        try:
0541768fa558 ignore EPIPE in ui.err_write
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1985
diff changeset
   229
            if not sys.stdout.closed: sys.stdout.flush()
0541768fa558 ignore EPIPE in ui.err_write
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1985
diff changeset
   230
            for a in args:
0541768fa558 ignore EPIPE in ui.err_write
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1985
diff changeset
   231
                sys.stderr.write(str(a))
0541768fa558 ignore EPIPE in ui.err_write
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1985
diff changeset
   232
        except IOError, inst:
0541768fa558 ignore EPIPE in ui.err_write
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1985
diff changeset
   233
            if inst.errno != errno.EPIPE:
0541768fa558 ignore EPIPE in ui.err_write
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1985
diff changeset
   234
                raise
565
9a80418646dd [PATCH] Make ui.warn write to stderr
mpm@selenic.com
parents: 515
diff changeset
   235
1837
6f67a4c93493 make ui flush output. this makes error happen if printing to /dev/full.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1637
diff changeset
   236
    def flush(self):
2013
65634e1038dd Fix error on Windows if "hg log | more" exits.
Eung-Ju Park <eungju@gmail.com>
parents: 2003
diff changeset
   237
        try: sys.stdout.flush()
65634e1038dd Fix error on Windows if "hg log | more" exits.
Eung-Ju Park <eungju@gmail.com>
parents: 2003
diff changeset
   238
        except: pass
65634e1038dd Fix error on Windows if "hg log | more" exits.
Eung-Ju Park <eungju@gmail.com>
parents: 2003
diff changeset
   239
        try: sys.stderr.flush()
65634e1038dd Fix error on Windows if "hg log | more" exits.
Eung-Ju Park <eungju@gmail.com>
parents: 2003
diff changeset
   240
        except: pass
1837
6f67a4c93493 make ui flush output. this makes error happen if printing to /dev/full.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1637
diff changeset
   241
207
ec327cf0d3a9 Move ui class to its own module
mpm@selenic.com
parents:
diff changeset
   242
    def readline(self):
ec327cf0d3a9 Move ui class to its own module
mpm@selenic.com
parents:
diff changeset
   243
        return sys.stdin.readline()[:-1]
2281
7761597b5da3 prompt user for http authentication info
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2206
diff changeset
   244
    def prompt(self, msg, pat=None, default="y"):
207
ec327cf0d3a9 Move ui class to its own module
mpm@selenic.com
parents:
diff changeset
   245
        if not self.interactive: return default
ec327cf0d3a9 Move ui class to its own module
mpm@selenic.com
parents:
diff changeset
   246
        while 1:
ec327cf0d3a9 Move ui class to its own module
mpm@selenic.com
parents:
diff changeset
   247
            self.write(msg, " ")
ec327cf0d3a9 Move ui class to its own module
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            r = self.readline()
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            if not pat or re.match(pat, r):
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                return r
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            else:
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                self.write(_("unrecognized response\n"))
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    def getpass(self, prompt=None, default=None):
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        if not self.interactive: return default
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        return getpass.getpass(prompt or _('password: '))
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    def status(self, *msg):
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        if not self.quiet: self.write(*msg)
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    def warn(self, *msg):
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        self.write_err(*msg)
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    def note(self, *msg):
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        if self.verbose: self.write(*msg)
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    def debug(self, *msg):
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        if self.debugflag: self.write(*msg)
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    def edit(self, text, user):
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        (fd, name) = tempfile.mkstemp(prefix="hg-editor-", suffix=".txt",
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                                      text=True)
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        try:
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            f = os.fdopen(fd, "w")
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            f.write(text)
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            f.close()
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            editor = (os.environ.get("HGEDITOR") or
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                    self.config("ui", "editor") or
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                    os.environ.get("EDITOR", "vi"))
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            util.system("%s \"%s\"" % (editor, name),
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                        environ={'HGUSER': user},
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                        onerr=util.Abort, errprefix=_("edit failed"))
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            f = open(name)
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            t = f.read()
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            f.close()
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            t = re.sub("(?m)^HG:.*\n", "", t)
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        finally:
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            os.unlink(name)
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        return t
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    def print_exc(self):
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        '''print exception traceback if traceback printing enabled.
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        only to call in exception handler. returns true if traceback
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        printed.'''
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        if self.traceback:
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            traceback.print_exc()
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        return self.traceback