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Move from _add_message to _index_file API

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This moves away from the deprecated notmuch_database_add_message API
and instead uses the notmuch_database_index_file API.  This means
instroducing a class to manage the index options and bumping the
library version requirement to 5.1.
This commit is contained in:
Floris Bruynooghe 2019-11-17 20:24:46 +01:00 committed by David Bremner
parent e2df30f7a9
commit 1e072204cd
2 changed files with 107 additions and 7 deletions
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26
bindings/python-cffi/notmuch2/_build.py
View file

@ -12,6 +12,9 @@ ffibuilder.set_source(
#if LIBNOTMUCH_MAJOR_VERSION < 5
#error libnotmuch version not supported by notmuch2 python bindings
#endif
#if LIBNOTMUCH_MINOR_VERSION < 1
#ERROR libnotmuch version < 5.1 not supported
#endif
""",
include_dirs=['../../lib'],
library_dirs=['../../lib'],
@ -68,6 +71,12 @@ ffibuilder.cdef(
NOTMUCH_EXCLUDE_FALSE,
NOTMUCH_EXCLUDE_ALL
} notmuch_exclude_t;
typedef enum {
NOTMUCH_DECRYPT_FALSE,
NOTMUCH_DECRYPT_TRUE,
NOTMUCH_DECRYPT_AUTO,
NOTMUCH_DECRYPT_NOSTASH,
} notmuch_decryption_policy_t;
// These are fully opaque types for us, we only ever use pointers.
typedef struct _notmuch_database notmuch_database_t;
@ -81,6 +90,7 @@ ffibuilder.cdef(
typedef struct _notmuch_directory notmuch_directory_t;
typedef struct _notmuch_filenames notmuch_filenames_t;
typedef struct _notmuch_config_list notmuch_config_list_t;
typedef struct _notmuch_indexopts notmuch_indexopts_t;
const char *
notmuch_status_to_string (notmuch_status_t status);
@ -118,9 +128,10 @@ ffibuilder.cdef(
notmuch_database_get_revision (notmuch_database_t *notmuch,
const char **uuid);
notmuch_status_t
notmuch_database_add_message (notmuch_database_t *database,
const char *filename,
notmuch_message_t **message);
notmuch_database_index_file (notmuch_database_t *database,
const char *filename,
notmuch_indexopts_t *indexopts,
notmuch_message_t **message);
notmuch_status_t
notmuch_database_remove_message (notmuch_database_t *database,
const char *filename);
@ -294,6 +305,15 @@ ffibuilder.cdef(
notmuch_filenames_move_to_next (notmuch_filenames_t *filenames);
void
notmuch_filenames_destroy (notmuch_filenames_t *filenames);
notmuch_indexopts_t *
notmuch_database_get_default_indexopts (notmuch_database_t *db);
notmuch_status_t
notmuch_indexopts_set_decrypt_policy (notmuch_indexopts_t *indexopts,
notmuch_decryption_policy_t decrypt_policy);
notmuch_decryption_policy_t
notmuch_indexopts_get_decrypt_policy (const notmuch_indexopts_t *indexopts);
void
notmuch_indexopts_destroy (notmuch_indexopts_t *options);
"""
)

88
bindings/python-cffi/notmuch2/_database.py
View file

@ -45,6 +45,13 @@ class QueryExclude(enum.Enum):
ALL = capi.lib.NOTMUCH_EXCLUDE_ALL
class DecryptionPolicy(enum.Enum):
FALSE = capi.lib.NOTMUCH_DECRYPT_FALSE
TRUE = capi.lib.NOTMUCH_DECRYPT_TRUE
AUTO = capi.lib.NOTMUCH_DECRYPT_AUTO
NOSTASH = capi.lib.NOTMUCH_DECRYPT_NOSTASH
class Database(base.NotmuchObject):
"""Toplevel access to notmuch.
@ -332,7 +339,17 @@ class Database(base.NotmuchObject):
def get_directory(self, path):
raise NotImplementedError
def add(self, filename, *, sync_flags=False):
def default_indexopts(self):
"""Returns default index options for the database.
:raises ObjectDestoryedError: if used after destroyed.
:returns: :class:`IndexOptions`.
"""
opts = capi.lib.notmuch_database_get_default_indexopts(self._db_p)
return IndexOptions(self, opts)
def add(self, filename, *, sync_flags=False, indexopts=None):
"""Add a message to the database.
Add a new message to the notmuch database. The message is
@ -346,6 +363,11 @@ class Database(base.NotmuchObject):
:param sync_flags: Whether to sync the known maildir flags to
notmuch tags. See :meth:`Message.flags_to_tags` for
details.
:type sync_flags: bool
:param indexopts: The indexing options, see
:meth:`default_indexopts`. Leave as `None` to use the
default options configured in the database.
:type indexopts: :class:`IndexOptions` or `None`
:returns: A tuple where the first item is the newly inserted
messages as a :class:`Message` instance, and the second
@ -370,9 +392,9 @@ class Database(base.NotmuchObject):
if not hasattr(os, 'PathLike') and isinstance(filename, pathlib.Path):
filename = bytes(filename)
msg_pp = capi.ffi.new('notmuch_message_t **')
ret = capi.lib.notmuch_database_add_message(self._db_p,
os.fsencode(filename),
msg_pp)
opts_p = indexopts._opts_p if indexopts else capi.ffi.NULL
ret = capi.lib.notmuch_database_index_file(
self._db_p, os.fsencode(filename), opts_p, msg_pp)
ok = [capi.lib.NOTMUCH_STATUS_SUCCESS,
capi.lib.NOTMUCH_STATUS_DUPLICATE_MESSAGE_ID]
if ret not in ok:
@ -703,3 +725,61 @@ class DbRevision:
def __repr__(self):
return 'DbRevision(rev={self.rev}, uuid={self.uuid})'.format(self=self)
class IndexOptions(base.NotmuchObject):
"""Indexing options.
This represents the indexing options which can be used to index a
message. See :meth:`Database.default_indexopts` to create an
instance of this. It can be used e.g. when indexing a new message
using :meth:`Database.add`.
"""
_opts_p = base.MemoryPointer()
def __init__(self, parent, opts_p):
self._parent = parent
self._opts_p = opts_p
@property
def alive(self):
if not self._parent.alive:
return False
try:
self._opts_p
except errors.ObjectDestroyedError:
return False
else:
return True
def _destroy(self):
if self.alive:
capi.lib.notmuch_indexopts_destroy(self._opts_p)
self._opts_p = None
@property
def decrypt_policy(self):
"""The decryption policy.
This is an enum from the :class:`DecryptionPolicy`. See the
`index.decrypt` section in :man:`notmuch-config` for details
on the options. **Do not set this to
:attr:`DecryptionPolicy.TRUE`** without considering the
security of your index.
You can change this policy by assigning a new
:class:`DecryptionPolicy` to this property.
:raises ObjectDestoryedError: if used after destroyed.
:returns: A :class:`DecryptionPolicy` enum instance.
"""
raw = capi.lib.notmuch_indexopts_get_decrypt_policy(self._opts_p)
return DecryptionPolicy(raw)
@decrypt_policy.setter
def decrypt_policy(self, val):
ret = capi.lib.notmuch_indexopts_set_decrypt_policy(
self._opts_p, val.value)
if ret != capi.lib.NOTMUCH_STATUS_SUCCESS:
raise errors.NotmuchError(ret, msg)