| 1 | #! /usr/bin/python |
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| 2 | # -*- mode: python; coding: utf-8 -*- |
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| 3 | # :Progetto: vcpx -- Syncable targets |
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| 4 | # :Creato: ven 04 giu 2004 00:27:07 CEST |
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| 5 | # :Autore: Lele Gaifax <lele@nautilus.homeip.net> |
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| 6 | # |
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| 7 | |
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| 8 | """ |
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| 9 | Syncronizable targets are the simplest abstract wrappers around a |
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| 10 | working directory under two different version control systems. |
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| 11 | """ |
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| 12 | |
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| 13 | __docformat__ = 'reStructuredText' |
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| 14 | |
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| 15 | PATCH_AUTHOR = "tailor@localhost" |
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| 16 | |
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| 17 | class SyncronizableTargetWorkingDir(object): |
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| 18 | """ |
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| 19 | This is an abstract working dir. Subclasses MUST override at least |
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| 20 | the _underscoredMethods. |
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| 21 | """ |
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| 22 | |
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| 23 | def replayChangeset(self, root, changeset): |
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| 24 | """ |
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| 25 | Do whatever is needed to replay the changes under the target |
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| 26 | VC, to register the already applied changeset. |
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| 27 | """ |
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| 28 | |
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| 29 | for e in changeset.entries: |
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| 30 | if e.action_kind == e.RENAMED: |
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| 31 | self._renameEntry(root, e.old_name, e.name) |
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| 32 | elif e.action_kind == e.ADDED: |
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| 33 | self._addEntry(root, e.name) |
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| 34 | elif e.action_kind == e.DELETED: |
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| 35 | self._removeEntry(root, e.name) |
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| 36 | |
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| 37 | def commitChangeset(self, root, changeset): |
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| 38 | """ |
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| 39 | Commit the changeset. |
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| 40 | """ |
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| 41 | |
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| 42 | remark = 'Upstream changeset %s' % changeset.revision |
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| 43 | changelog = changeset.log |
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| 44 | entries = [e.name for e in changeset.entries] |
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| 45 | self._commit(root, changeset.author, remark, changelog, entries) |
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| 46 | |
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| 47 | def _addEntry(self, root, entry): |
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| 48 | """ |
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| 49 | Add a new entry, maybe registering the directory as well. |
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| 50 | """ |
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| 51 | |
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| 52 | raise "%s should override this method" % self.__class__ |
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| 53 | |
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| 54 | def _commit(self, root, author, remark, changelog=None, entries=None): |
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| 55 | """ |
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| 56 | Commit the changeset. |
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| 57 | """ |
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| 58 | |
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| 59 | raise "%s should override this method" % self.__class__ |
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| 60 | |
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| 61 | def _removeEntry(self, root, entry): |
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| 62 | """ |
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| 63 | Remove an entry. |
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| 64 | """ |
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| 65 | |
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| 66 | raise "%s should override this method" % self.__class__ |
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| 67 | |
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| 68 | def _renameEntry(self, root, oldentry, newentry): |
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| 69 | """ |
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| 70 | Rename an entry. |
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| 71 | """ |
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| 72 | |
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| 73 | raise "%s should override this method" % self.__class__ |
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| 74 | |
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| 75 | def initializeNewWorkingDir(self, root, repository, revision): |
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| 76 | """ |
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| 77 | Initialize a new working directory, just extracted under |
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| 78 | some other VC system, add everything's there. |
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| 79 | """ |
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| 80 | |
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| 81 | self._initializeWorkingDir(root) |
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| 82 | self._commit(root, PATCH_AUTHOR, |
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| 83 | 'Tailorization of %s@%s' % (repository, revision)) |
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| 84 | |
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| 85 | def _initializeWorkingDir(self, root): |
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| 86 | """ |
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| 87 | Do whatever is needed to put the given directory under revision |
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| 88 | control. |
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| 89 | """ |
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| 90 | |
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| 91 | raise "%s should override this method" % self.__class__ |
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| 92 | |
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