convert: cvsps - User interface to CVS changeset code in cvsps.py

hgext/convert/cvsps

@@ -0,0 +1,154 b''
+#!/usr/bin/env python
+#
+# Commandline front-end for cvsps.py
+#
+# Copyright 2008, Frank Kingswood <[e-mail]>
+#
+# This software may be used and distributed according to the terms
+# of the GNU General Public License, incorporated herein by reference.
+
+import sys
+from mercurial import util
+from mercurial.i18n import _
+from optparse import OptionParser, SUPPRESS_HELP
+from hgext.convert.cvsps import createlog, createchangeset, logerror
+
+def main():
+    '''Main program to mimic cvsps.'''
+
+    op = OptionParser(usage='%prog [-bpruvxz] path',
+                      description='Read CVS rlog for current directory or named '
+                                  'path in repository, and convert the log to changesets '
+                                  'based on matching commit log entries and dates.')
+
+    # Options that are ignored for compatibility with cvsps-2.1
+    op.add_option('-A', dest='Ignore', action='store_true', help=SUPPRESS_HELP)
+    op.add_option('--cvs-direct', dest='Ignore', action='store_true', help=SUPPRESS_HELP)
+    op.add_option('-q', dest='Ignore', action='store_true', help=SUPPRESS_HELP)
+
+    # Main options shared with cvsps-2.1
+    op.add_option('-b', dest='Branches', action='append', default=[],
+                  help='Only return changes on specified branches')
+    op.add_option('-p', dest='Prefix', action='store', default='',
+                  help='Prefix to remove from file names')
+    op.add_option('-r', dest='Revisions', action='append', default=[],
+                  help='Only return changes after or between specified tags')
+    op.add_option('-u', dest='Cache', action='store_const', const='update',
+                  help="Update cvs log cache")
+    op.add_option('-v', dest='Verbose', action='count', default=0,
+                  help='Be verbose')
+    op.add_option('-x', dest='Cache', action='store_const', const='write',
+                  help="Create new cvs log cache")
+    op.add_option('-z', dest='Fuzz', action='store', type='int', default=60,
+                  help='Set commit time fuzz', metavar='seconds')
+    op.add_option('--root', dest='Root', action='store', default='',
+                  help='Specify cvsroot', metavar='cvsroot')
+
+    # Options specific to this version
+    op.add_option('--parents', dest='Parents', action='store_true',
+                  help='Show parent changesets')
+    op.add_option('--ancestors', dest='Ancestors', action='store_true',
+                  help='Show current changeset in ancestor branches')
+
+    options, args = op.parse_args()
+
+    # Create a ui object for printing progress messages
+    class UI:
+        def __init__(self, verbose):
+            if verbose:
+                self.status = self.message
+            if verbose>1:
+                self.note = self.message
+            if verbose>2:
+                self.debug = self.message
+        def message(self, msg):
+            sys.stderr.write(msg)
+        def nomessage(self, msg):
+            pass
+        status = nomessage
+        note = nomessage
+        debug = nomessage
+    ui = UI(options.Verbose)
+
+    try:
+        if args:
+            log = []
+            for d in args:
+                log += createlog(ui, d, root=options.Root, cache=options.Cache)
+        else:
+            log = createlog(ui, root=options.Root, cache=options.Cache)
+    except logerror, e:
+        print e
+        return
+
+    changesets = createchangeset(ui, log, options.Fuzz)
+    del log
+
+    # Print changesets (optionally filtered)
+
+    off = len(options.Revisions)
+    branches = {}    # latest version number in each branch
+    ancestors = {}   # parent branch
+    for cs in changesets:
+
+        if options.Ancestors:
+            if cs.branch not in branches and cs.parents and cs.parents[0].id:
+                ancestors[cs.branch] = changesets[cs.parents[0].id-1].branch, cs.parents[0].id
+            branches[cs.branch] = cs.id
+
+        # limit by branches
+        if options.Branches and (cs.branch or 'HEAD') not in options.Branches:
+            continue
+
+        if not off:
+            # Note: trailing spaces on several lines here are needed to have
+            #       bug-for-bug compatibility with cvsps.
+            print '---------------------'
+            print 'PatchSet %d ' % cs.id
+            print 'Date: %s' % util.datestr(cs.date, '%Y/%m/%d %H:%M:%S %1%2')
+            print 'Author: %s' % cs.author
+            print 'Branch: %s' % (cs.branch or 'HEAD')
+            print 'Tag%s: %s ' % (['', 's'][len(cs.tags)>1],
+                                  ','.join(cs.tags) or '(none)')
+            if options.Parents and cs.parents:
+                if len(cs.parents)>1:
+                    print 'Parents: %s' % (','.join([str(p.id) for p in cs.parents]))
+                else:
+                    print 'Parent: %d' % cs.parents[0].id
+
+            if options.Ancestors:
+                b = cs.branch
+                r = []
+                while b:
+                    b, c = ancestors[b]
+                    r.append('%s:%d:%d' % (b or "HEAD", c, branches[b]))
+                if r:
+                    print 'Ancestors: %s' % (','.join(r))
+
+            print 'Log:'
+            print cs.comment
+            print
+            print 'Members: '
+            for f in cs.entries:
+                fn = f.file
+                if fn.startswith(options.Prefix):
+                    fn = fn[len(options.Prefix):]
+                print '\t%s:%s->%s%s ' % (fn, '.'.join([str(x) for x in f.parent]) or 'INITIAL',
+                                          '.'.join([str(x) for x in f.revision]), ['', '(DEAD)'][f.dead])
+            print
+
+        # have we seen the start tag?
+        if options.Revisions and off:
+            if options.Revisions[0] == str(cs.id) or \
+                options.Revisions[0] in cs.tags:
+                off = False
+
+        # see if we reached the end tag
+        if len(options.Revisions)>1 and not off:
+            if options.Revisions[1] == str(cs.id) or \
+                options.Revisions[1] in cs.tags:
+                break
+
+
+if __name__ == '__main__':
+    main()