mirror of
https://git.notmuchmail.org/git/notmuch
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a09293793f
static_cast is a bit tricky to understand and error prone, so add a second pointer to (potentially the same) Xapian database object that we know has the right subclass.
2300 lines
64 KiB
C++
2300 lines
64 KiB
C++
/* message.cc - Results of message-based searches from a notmuch database
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*
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* Copyright © 2009 Carl Worth
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see https://www.gnu.org/licenses/ .
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*
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* Author: Carl Worth <cworth@cworth.org>
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*/
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#include "notmuch-private.h"
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#include "database-private.h"
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#include "message-private.h"
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#include <stdint.h>
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#include <gmime/gmime.h>
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struct _notmuch_message {
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notmuch_database_t *notmuch;
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Xapian::docid doc_id;
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int frozen;
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char *message_id;
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char *thread_id;
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size_t thread_depth;
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char *in_reply_to;
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notmuch_string_list_t *tag_list;
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notmuch_string_list_t *filename_term_list;
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notmuch_string_list_t *filename_list;
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char *maildir_flags;
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char *author;
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notmuch_message_file_t *message_file;
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notmuch_string_list_t *property_term_list;
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notmuch_string_map_t *property_map;
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notmuch_string_list_t *reference_list;
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notmuch_message_list_t *replies;
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unsigned long flags;
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/* For flags that are initialized on-demand, lazy_flags indicates
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* if each flag has been initialized. */
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unsigned long lazy_flags;
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/* Message document modified since last sync */
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bool modified;
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/* last view of database the struct is synced with */
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unsigned long last_view;
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Xapian::Document doc;
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Xapian::termcount termpos;
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};
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#define ARRAY_SIZE(arr) (sizeof (arr) / sizeof (arr[0]))
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struct maildir_flag_tag {
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char flag;
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const char *tag;
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bool inverse;
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};
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/* ASCII ordered table of Maildir flags and associated tags */
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static struct maildir_flag_tag flag2tag[] = {
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{ 'D', "draft", false },
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{ 'F', "flagged", false },
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{ 'P', "passed", false },
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{ 'R', "replied", false },
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{ 'S', "unread", true }
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};
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/* We end up having to call the destructor explicitly because we had
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* to use "placement new" in order to initialize C++ objects within a
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* block that we allocated with talloc. So C++ is making talloc
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* slightly less simple to use, (we wouldn't need
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* talloc_set_destructor at all otherwise).
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*/
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static int
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_notmuch_message_destructor (notmuch_message_t *message)
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{
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message->doc.~Document ();
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return 0;
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}
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#define LOG_XAPIAN_EXCEPTION(message, error) _log_xapian_exception (__location__, message, error)
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static void
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_log_xapian_exception (const char *where, notmuch_message_t *message, const Xapian::Error error) {
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notmuch_database_t *notmuch = notmuch_message_get_database (message);
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_notmuch_database_log (notmuch,
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"A Xapian exception occurred at %s: %s\n",
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where,
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error.get_msg ().c_str ());
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notmuch->exception_reported = true;
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}
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static notmuch_message_t *
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_notmuch_message_create_for_document (const void *talloc_owner,
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notmuch_database_t *notmuch,
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unsigned int doc_id,
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Xapian::Document doc,
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notmuch_private_status_t *status)
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{
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notmuch_message_t *message;
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if (status)
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*status = NOTMUCH_PRIVATE_STATUS_SUCCESS;
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message = talloc (talloc_owner, notmuch_message_t);
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if (unlikely (message == NULL)) {
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if (status)
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*status = NOTMUCH_PRIVATE_STATUS_OUT_OF_MEMORY;
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return NULL;
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}
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message->notmuch = notmuch;
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message->doc_id = doc_id;
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message->frozen = 0;
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message->flags = 0;
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message->lazy_flags = 0;
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/* the message is initially not synchronized with Xapian */
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message->last_view = 0;
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/* Calculated after the thread structure is computed */
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message->thread_depth = 0;
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/* Each of these will be lazily created as needed. */
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message->message_id = NULL;
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message->thread_id = NULL;
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message->in_reply_to = NULL;
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message->tag_list = NULL;
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message->filename_term_list = NULL;
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message->filename_list = NULL;
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message->maildir_flags = NULL;
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message->message_file = NULL;
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message->author = NULL;
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message->property_term_list = NULL;
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message->property_map = NULL;
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message->reference_list = NULL;
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message->replies = _notmuch_message_list_create (message);
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if (unlikely (message->replies == NULL)) {
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if (status)
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*status = NOTMUCH_PRIVATE_STATUS_OUT_OF_MEMORY;
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return NULL;
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}
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/* This is C++'s creepy "placement new", which is really just an
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* ugly way to call a constructor for a pre-allocated object. So
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* it's really not an error to not be checking for OUT_OF_MEMORY
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* here, since this "new" isn't actually allocating memory. This
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* is language-design comedy of the wrong kind. */
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new (&message->doc) Xapian::Document;
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talloc_set_destructor (message, _notmuch_message_destructor);
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message->doc = doc;
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message->termpos = 0;
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return message;
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}
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/* Create a new notmuch_message_t object for an existing document in
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* the database.
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*
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* Here, 'talloc owner' is an optional talloc context to which the new
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* message will belong. This allows for the caller to not bother
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* calling notmuch_message_destroy on the message, and know that all
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* memory will be reclaimed when 'talloc_owner' is freed. The caller
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* still can call notmuch_message_destroy when finished with the
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* message if desired.
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*
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* The 'talloc_owner' argument can also be NULL, in which case the
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* caller *is* responsible for calling notmuch_message_destroy.
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*
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* If no document exists in the database with document ID of 'doc_id'
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* then this function returns NULL and optionally sets *status to
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* NOTMUCH_PRIVATE_STATUS_NO_DOCUMENT_FOUND.
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*
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* This function can also fail to due lack of available memory,
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* returning NULL and optionally setting *status to
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* NOTMUCH_PRIVATE_STATUS_OUT_OF_MEMORY.
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*
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* The caller can pass NULL for status if uninterested in
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* distinguishing these two cases.
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*/
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notmuch_message_t *
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_notmuch_message_create (const void *talloc_owner,
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notmuch_database_t *notmuch,
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unsigned int doc_id,
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notmuch_private_status_t *status)
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{
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Xapian::Document doc;
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try {
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doc = notmuch->xapian_db->get_document (doc_id);
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} catch (const Xapian::DocNotFoundError &error) {
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if (status)
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*status = NOTMUCH_PRIVATE_STATUS_NO_DOCUMENT_FOUND;
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return NULL;
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}
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return _notmuch_message_create_for_document (talloc_owner, notmuch,
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doc_id, doc, status);
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}
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/* Create a new notmuch_message_t object for a specific message ID,
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* (which may or may not already exist in the database).
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*
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* The 'notmuch' database will be the talloc owner of the returned
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* message.
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*
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* This function returns a valid notmuch_message_t whether or not
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* there is already a document in the database with the given message
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* ID. These two cases can be distinguished by the value of *status:
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*
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*
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* NOTMUCH_PRIVATE_STATUS_SUCCESS:
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*
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* There is already a document with message ID 'message_id' in the
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* database. The returned message can be used to query/modify the
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* document. The message may be a ghost message.
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*
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* NOTMUCH_PRIVATE_STATUS_NO_DOCUMENT_FOUND:
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*
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* No document with 'message_id' exists in the database. The
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* returned message contains a newly created document (not yet
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* added to the database) and a document ID that is known not to
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* exist in the database. This message is "blank"; that is, it
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* contains only a message ID and no other metadata. The caller
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* can modify the message, and a call to _notmuch_message_sync
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* will add the document to the database.
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*
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* If an error occurs, this function will return NULL and *status
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* will be set as appropriate. (The status pointer argument must
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* not be NULL.)
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*/
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notmuch_message_t *
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_notmuch_message_create_for_message_id (notmuch_database_t *notmuch,
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const char *message_id,
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notmuch_private_status_t *status_ret)
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{
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notmuch_message_t *message;
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Xapian::Document doc;
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unsigned int doc_id;
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char *term;
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*status_ret = (notmuch_private_status_t) notmuch_database_find_message (notmuch,
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message_id,
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&message);
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if (message)
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return talloc_steal (notmuch, message);
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else if (*status_ret)
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return NULL;
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/* If the message ID is too long, substitute its sha1 instead. */
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if (strlen (message_id) > NOTMUCH_MESSAGE_ID_MAX)
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message_id = _notmuch_message_id_compressed (message, message_id);
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term = talloc_asprintf (NULL, "%s%s",
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_find_prefix ("id"), message_id);
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if (term == NULL) {
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*status_ret = NOTMUCH_PRIVATE_STATUS_OUT_OF_MEMORY;
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return NULL;
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}
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if (_notmuch_database_mode (notmuch) == NOTMUCH_DATABASE_MODE_READ_ONLY)
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INTERNAL_ERROR ("Failure to ensure database is writable.");
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try {
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doc.add_term (term, 0);
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talloc_free (term);
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doc.add_value (NOTMUCH_VALUE_MESSAGE_ID, message_id);
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doc_id = _notmuch_database_generate_doc_id (notmuch);
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} catch (const Xapian::Error &error) {
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_notmuch_database_log (notmuch_message_get_database (message), "A Xapian exception occurred creating message: %s\n",
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error.get_msg ().c_str ());
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notmuch->exception_reported = true;
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*status_ret = NOTMUCH_PRIVATE_STATUS_XAPIAN_EXCEPTION;
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return NULL;
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}
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message = _notmuch_message_create_for_document (notmuch, notmuch,
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doc_id, doc, status_ret);
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/* We want to inform the caller that we had to create a new
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* document. */
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if (*status_ret == NOTMUCH_PRIVATE_STATUS_SUCCESS)
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*status_ret = NOTMUCH_PRIVATE_STATUS_NO_DOCUMENT_FOUND;
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return message;
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}
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static char *
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_notmuch_message_get_term (notmuch_message_t *message,
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Xapian::TermIterator &i, Xapian::TermIterator &end,
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const char *prefix)
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{
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int prefix_len = strlen (prefix);
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char *value;
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i.skip_to (prefix);
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if (i == end)
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return NULL;
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const std::string &term = *i;
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if (strncmp (term.c_str (), prefix, prefix_len))
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return NULL;
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value = talloc_strdup (message, term.c_str () + prefix_len);
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#if DEBUG_DATABASE_SANITY
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i++;
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if (i != end && strncmp ((*i).c_str (), prefix, prefix_len) == 0) {
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INTERNAL_ERROR ("Mail (doc_id: %d) has duplicate %s terms: %s and %s\n",
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message->doc_id, prefix, value,
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(*i).c_str () + prefix_len);
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}
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#endif
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return value;
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}
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/*
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* For special applications where we only want the thread id, reading
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* in all metadata is a heavy I/O penalty.
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*/
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const char *
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_notmuch_message_get_thread_id_only (notmuch_message_t *message)
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{
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Xapian::TermIterator i = message->doc.termlist_begin ();
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Xapian::TermIterator end = message->doc.termlist_end ();
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message->thread_id = _notmuch_message_get_term (message, i, end,
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_find_prefix ("thread"));
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return message->thread_id;
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}
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static void
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_notmuch_message_ensure_metadata (notmuch_message_t *message, void *field)
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{
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Xapian::TermIterator i, end;
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if (field && (message->last_view >= message->notmuch->view))
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return;
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const char *thread_prefix = _find_prefix ("thread"),
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*tag_prefix = _find_prefix ("tag"),
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*id_prefix = _find_prefix ("id"),
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*type_prefix = _find_prefix ("type"),
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*filename_prefix = _find_prefix ("file-direntry"),
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*property_prefix = _find_prefix ("property"),
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*reference_prefix = _find_prefix ("reference"),
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*replyto_prefix = _find_prefix ("replyto");
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/* We do this all in a single pass because Xapian decompresses the
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* term list every time you iterate over it. Thus, while this is
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* slightly more costly than looking up individual fields if only
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* one field of the message object is actually used, it's a huge
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* win as more fields are used. */
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for (int count = 0; count < 3; count++) {
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try {
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i = message->doc.termlist_begin ();
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end = message->doc.termlist_end ();
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/* Get thread */
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if (! message->thread_id)
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message->thread_id =
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_notmuch_message_get_term (message, i, end, thread_prefix);
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/* Get tags */
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assert (strcmp (thread_prefix, tag_prefix) < 0);
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if (! message->tag_list) {
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message->tag_list =
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_notmuch_database_get_terms_with_prefix (message, i, end,
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tag_prefix);
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_notmuch_string_list_sort (message->tag_list);
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}
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/* Get id */
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assert (strcmp (tag_prefix, id_prefix) < 0);
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if (! message->message_id)
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message->message_id =
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_notmuch_message_get_term (message, i, end, id_prefix);
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/* Get document type */
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assert (strcmp (id_prefix, type_prefix) < 0);
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if (! NOTMUCH_TEST_BIT (message->lazy_flags, NOTMUCH_MESSAGE_FLAG_GHOST)) {
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i.skip_to (type_prefix);
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/* "T" is the prefix "type" fields. See
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* BOOLEAN_PREFIX_INTERNAL. */
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if (*i == "Tmail")
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NOTMUCH_CLEAR_BIT (&message->flags, NOTMUCH_MESSAGE_FLAG_GHOST);
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else if (*i == "Tghost")
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NOTMUCH_SET_BIT (&message->flags, NOTMUCH_MESSAGE_FLAG_GHOST);
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else
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INTERNAL_ERROR ("Message without type term");
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NOTMUCH_SET_BIT (&message->lazy_flags, NOTMUCH_MESSAGE_FLAG_GHOST);
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}
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/* Get filename list. Here we get only the terms. We lazily
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* expand them to full file names when needed in
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* _notmuch_message_ensure_filename_list. */
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assert (strcmp (type_prefix, filename_prefix) < 0);
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if (! message->filename_term_list && ! message->filename_list)
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message->filename_term_list =
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_notmuch_database_get_terms_with_prefix (message, i, end,
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filename_prefix);
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/* Get property terms. Mimic the setup with filenames above */
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assert (strcmp (filename_prefix, property_prefix) < 0);
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if (! message->property_map && ! message->property_term_list)
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message->property_term_list =
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_notmuch_database_get_terms_with_prefix (message, i, end,
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property_prefix);
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/* get references */
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assert (strcmp (property_prefix, reference_prefix) < 0);
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if (! message->reference_list) {
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message->reference_list =
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_notmuch_database_get_terms_with_prefix (message, i, end,
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reference_prefix);
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}
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/* Get reply to */
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assert (strcmp (property_prefix, replyto_prefix) < 0);
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if (! message->in_reply_to)
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message->in_reply_to =
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_notmuch_message_get_term (message, i, end, replyto_prefix);
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/* It's perfectly valid for a message to have no In-Reply-To
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* header. For these cases, we return an empty string. */
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if (! message->in_reply_to)
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message->in_reply_to = talloc_strdup (message, "");
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/* all the way without an exception */
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break;
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} catch (const Xapian::DatabaseModifiedError &error) {
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notmuch_status_t status = _notmuch_database_reopen (message->notmuch);
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if (status != NOTMUCH_STATUS_SUCCESS)
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INTERNAL_ERROR ("unhandled error from notmuch_database_reopen: %s\n",
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notmuch_status_to_string (status));
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}
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}
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message->last_view = message->notmuch->view;
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}
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void
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_notmuch_message_invalidate_metadata (notmuch_message_t *message,
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const char *prefix_name)
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{
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if (strcmp ("thread", prefix_name) == 0) {
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talloc_free (message->thread_id);
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message->thread_id = NULL;
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}
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if (strcmp ("tag", prefix_name) == 0) {
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talloc_unlink (message, message->tag_list);
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message->tag_list = NULL;
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}
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if (strcmp ("type", prefix_name) == 0) {
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NOTMUCH_CLEAR_BIT (&message->flags, NOTMUCH_MESSAGE_FLAG_GHOST);
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NOTMUCH_CLEAR_BIT (&message->lazy_flags, NOTMUCH_MESSAGE_FLAG_GHOST);
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}
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if (strcmp ("file-direntry", prefix_name) == 0) {
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talloc_free (message->filename_term_list);
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talloc_free (message->filename_list);
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message->filename_term_list = message->filename_list = NULL;
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}
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if (strcmp ("property", prefix_name) == 0) {
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|
|
if (message->property_term_list)
|
|
talloc_free (message->property_term_list);
|
|
message->property_term_list = NULL;
|
|
|
|
if (message->property_map)
|
|
talloc_unlink (message, message->property_map);
|
|
|
|
message->property_map = NULL;
|
|
}
|
|
|
|
if (strcmp ("replyto", prefix_name) == 0) {
|
|
talloc_free (message->in_reply_to);
|
|
message->in_reply_to = NULL;
|
|
}
|
|
}
|
|
|
|
unsigned int
|
|
_notmuch_message_get_doc_id (notmuch_message_t *message)
|
|
{
|
|
return message->doc_id;
|
|
}
|
|
|
|
const char *
|
|
notmuch_message_get_message_id (notmuch_message_t *message)
|
|
{
|
|
try {
|
|
_notmuch_message_ensure_metadata (message, message->message_id);
|
|
} catch (const Xapian::Error &error) {
|
|
LOG_XAPIAN_EXCEPTION (message, error);
|
|
return NULL;
|
|
}
|
|
|
|
if (! message->message_id)
|
|
INTERNAL_ERROR ("Message with document ID of %u has no message ID.\n",
|
|
message->doc_id);
|
|
return message->message_id;
|
|
}
|
|
|
|
static void
|
|
_notmuch_message_ensure_message_file (notmuch_message_t *message)
|
|
{
|
|
const char *filename;
|
|
|
|
if (message->message_file)
|
|
return;
|
|
|
|
filename = notmuch_message_get_filename (message);
|
|
if (unlikely (filename == NULL))
|
|
return;
|
|
|
|
message->message_file = _notmuch_message_file_open_ctx (
|
|
notmuch_message_get_database (message), message, filename);
|
|
}
|
|
|
|
const char *
|
|
notmuch_message_get_header (notmuch_message_t *message, const char *header)
|
|
{
|
|
Xapian::valueno slot = Xapian::BAD_VALUENO;
|
|
|
|
/* Fetch header from the appropriate xapian value field if
|
|
* available */
|
|
if (strcasecmp (header, "from") == 0)
|
|
slot = NOTMUCH_VALUE_FROM;
|
|
else if (strcasecmp (header, "subject") == 0)
|
|
slot = NOTMUCH_VALUE_SUBJECT;
|
|
else if (strcasecmp (header, "message-id") == 0)
|
|
slot = NOTMUCH_VALUE_MESSAGE_ID;
|
|
|
|
if (slot != Xapian::BAD_VALUENO) {
|
|
try {
|
|
std::string value = message->doc.get_value (slot);
|
|
|
|
/* If we have NOTMUCH_FEATURE_FROM_SUBJECT_ID_VALUES, then
|
|
* empty values indicate empty headers. If we don't, then
|
|
* it could just mean we didn't record the header. */
|
|
if ((message->notmuch->features &
|
|
NOTMUCH_FEATURE_FROM_SUBJECT_ID_VALUES) ||
|
|
! value.empty ())
|
|
return talloc_strdup (message, value.c_str ());
|
|
|
|
} catch (Xapian::Error &error) {
|
|
LOG_XAPIAN_EXCEPTION (message, error);
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
/* Otherwise fall back to parsing the file */
|
|
_notmuch_message_ensure_message_file (message);
|
|
if (message->message_file == NULL)
|
|
return NULL;
|
|
|
|
return _notmuch_message_file_get_header (message->message_file, header);
|
|
}
|
|
|
|
/* Return the message ID from the In-Reply-To header of 'message'.
|
|
*
|
|
* Returns an empty string ("") if 'message' has no In-Reply-To
|
|
* header.
|
|
*
|
|
* Returns NULL if any error occurs.
|
|
*/
|
|
const char *
|
|
_notmuch_message_get_in_reply_to (notmuch_message_t *message)
|
|
{
|
|
_notmuch_message_ensure_metadata (message, message->in_reply_to);
|
|
return message->in_reply_to;
|
|
}
|
|
|
|
const char *
|
|
notmuch_message_get_thread_id (notmuch_message_t *message)
|
|
{
|
|
try {
|
|
_notmuch_message_ensure_metadata (message, message->thread_id);
|
|
} catch (Xapian::Error &error) {
|
|
LOG_XAPIAN_EXCEPTION (message, error);
|
|
return NULL;
|
|
}
|
|
if (! message->thread_id)
|
|
INTERNAL_ERROR ("Message with document ID of %u has no thread ID.\n",
|
|
message->doc_id);
|
|
return message->thread_id;
|
|
}
|
|
|
|
void
|
|
_notmuch_message_add_reply (notmuch_message_t *message,
|
|
notmuch_message_t *reply)
|
|
{
|
|
_notmuch_message_list_add_message (message->replies, reply);
|
|
}
|
|
|
|
size_t
|
|
_notmuch_message_get_thread_depth (notmuch_message_t *message)
|
|
{
|
|
return message->thread_depth;
|
|
}
|
|
|
|
void
|
|
_notmuch_message_label_depths (notmuch_message_t *message,
|
|
size_t depth)
|
|
{
|
|
message->thread_depth = depth;
|
|
|
|
for (notmuch_messages_t *messages = _notmuch_messages_create (message->replies);
|
|
notmuch_messages_valid (messages);
|
|
notmuch_messages_move_to_next (messages)) {
|
|
notmuch_message_t *child = notmuch_messages_get (messages);
|
|
_notmuch_message_label_depths (child, depth + 1);
|
|
}
|
|
}
|
|
|
|
const notmuch_string_list_t *
|
|
_notmuch_message_get_references (notmuch_message_t *message)
|
|
{
|
|
_notmuch_message_ensure_metadata (message, message->reference_list);
|
|
return message->reference_list;
|
|
}
|
|
|
|
static int
|
|
_cmpmsg (const void *pa, const void *pb)
|
|
{
|
|
notmuch_message_t **a = (notmuch_message_t **) pa;
|
|
notmuch_message_t **b = (notmuch_message_t **) pb;
|
|
time_t time_a = notmuch_message_get_date (*a);
|
|
time_t time_b = notmuch_message_get_date (*b);
|
|
|
|
if (time_a == time_b)
|
|
return 0;
|
|
else if (time_a < time_b)
|
|
return -1;
|
|
else
|
|
return 1;
|
|
}
|
|
|
|
notmuch_message_list_t *
|
|
_notmuch_message_sort_subtrees (void *ctx, notmuch_message_list_t *list)
|
|
{
|
|
|
|
size_t count = 0;
|
|
size_t capacity = 16;
|
|
|
|
if (! list)
|
|
return list;
|
|
|
|
void *local = talloc_new (NULL);
|
|
notmuch_message_list_t *new_list = _notmuch_message_list_create (ctx);
|
|
notmuch_message_t **message_array = talloc_zero_array (local, notmuch_message_t *, capacity);
|
|
|
|
for (notmuch_messages_t *messages = _notmuch_messages_create (list);
|
|
notmuch_messages_valid (messages);
|
|
notmuch_messages_move_to_next (messages)) {
|
|
notmuch_message_t *root = notmuch_messages_get (messages);
|
|
if (count >= capacity) {
|
|
capacity *= 2;
|
|
message_array = talloc_realloc (local, message_array, notmuch_message_t *, capacity);
|
|
}
|
|
message_array[count++] = root;
|
|
root->replies = _notmuch_message_sort_subtrees (root, root->replies);
|
|
}
|
|
|
|
qsort (message_array, count, sizeof (notmuch_message_t *), _cmpmsg);
|
|
for (size_t i = 0; i < count; i++) {
|
|
_notmuch_message_list_add_message (new_list, message_array[i]);
|
|
}
|
|
|
|
talloc_free (local);
|
|
talloc_free (list);
|
|
return new_list;
|
|
}
|
|
|
|
notmuch_messages_t *
|
|
notmuch_message_get_replies (notmuch_message_t *message)
|
|
{
|
|
return _notmuch_messages_create (message->replies);
|
|
}
|
|
|
|
void
|
|
_notmuch_message_remove_terms (notmuch_message_t *message, const char *prefix)
|
|
{
|
|
Xapian::TermIterator i;
|
|
size_t prefix_len = 0;
|
|
|
|
prefix_len = strlen (prefix);
|
|
|
|
while (1) {
|
|
i = message->doc.termlist_begin ();
|
|
i.skip_to (prefix);
|
|
|
|
/* Terminate loop when no terms remain with desired prefix. */
|
|
if (i == message->doc.termlist_end () ||
|
|
strncmp ((*i).c_str (), prefix, prefix_len))
|
|
break;
|
|
|
|
try {
|
|
message->doc.remove_term ((*i));
|
|
message->modified = true;
|
|
} catch (const Xapian::InvalidArgumentError) {
|
|
/* Ignore failure to remove non-existent term. */
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/* Remove all terms generated by indexing, i.e. not tags or
|
|
* properties, along with any automatic tags*/
|
|
/* According to Xapian API docs, none of these calls throw
|
|
* exceptions */
|
|
notmuch_private_status_t
|
|
_notmuch_message_remove_indexed_terms (notmuch_message_t *message)
|
|
{
|
|
Xapian::TermIterator i;
|
|
|
|
const std::string
|
|
id_prefix = _find_prefix ("id"),
|
|
property_prefix = _find_prefix ("property"),
|
|
tag_prefix = _find_prefix ("tag"),
|
|
type_prefix = _find_prefix ("type");
|
|
|
|
/* Make sure we have the data to restore to Xapian*/
|
|
_notmuch_message_ensure_metadata (message, NULL);
|
|
|
|
/* Empirically, it turns out to be faster to remove all the terms,
|
|
* and add back the ones we want. */
|
|
message->doc.clear_terms ();
|
|
message->modified = true;
|
|
|
|
/* still a mail message */
|
|
message->doc.add_term (type_prefix + "mail");
|
|
|
|
/* Put back message-id */
|
|
message->doc.add_term (id_prefix + message->message_id);
|
|
|
|
/* Put back non-automatic tags */
|
|
for (notmuch_tags_t *tags = notmuch_message_get_tags (message);
|
|
notmuch_tags_valid (tags);
|
|
notmuch_tags_move_to_next (tags)) {
|
|
|
|
const char *tag = notmuch_tags_get (tags);
|
|
|
|
if (strcmp (tag, "encrypted") != 0 &&
|
|
strcmp (tag, "signed") != 0 &&
|
|
strcmp (tag, "attachment") != 0) {
|
|
std::string term = tag_prefix + tag;
|
|
message->doc.add_term (term);
|
|
}
|
|
}
|
|
|
|
/* Put back properties */
|
|
notmuch_message_properties_t *list;
|
|
|
|
for (list = notmuch_message_get_properties (message, "", false);
|
|
notmuch_message_properties_valid (list); notmuch_message_properties_move_to_next (list)) {
|
|
std::string term = property_prefix +
|
|
notmuch_message_properties_key (list) + "=" +
|
|
notmuch_message_properties_value (list);
|
|
|
|
message->doc.add_term (term);
|
|
}
|
|
|
|
notmuch_message_properties_destroy (list);
|
|
|
|
return NOTMUCH_PRIVATE_STATUS_SUCCESS;
|
|
}
|
|
|
|
|
|
/* Return true if p points at "new" or "cur". */
|
|
static bool
|
|
is_maildir (const char *p)
|
|
{
|
|
return strcmp (p, "cur") == 0 || strcmp (p, "new") == 0;
|
|
}
|
|
|
|
/* Add "folder:" term for directory. */
|
|
static notmuch_status_t
|
|
_notmuch_message_add_folder_terms (notmuch_message_t *message,
|
|
const char *directory)
|
|
{
|
|
char *folder, *last;
|
|
|
|
folder = talloc_strdup (NULL, directory);
|
|
if (! folder)
|
|
return NOTMUCH_STATUS_OUT_OF_MEMORY;
|
|
|
|
/*
|
|
* If the message file is in a leaf directory named "new" or
|
|
* "cur", presume maildir and index the parent directory. Thus a
|
|
* "folder:" prefix search matches messages in the specified
|
|
* maildir folder, i.e. in the specified directory and its "new"
|
|
* and "cur" subdirectories.
|
|
*
|
|
* Note that this means the "folder:" prefix can't be used for
|
|
* distinguishing between message files in "new" or "cur". The
|
|
* "path:" prefix needs to be used for that.
|
|
*
|
|
* Note the deliberate difference to _filename_is_in_maildir(). We
|
|
* don't want to index different things depending on the existence
|
|
* or non-existence of all maildir sibling directories "new",
|
|
* "cur", and "tmp". Doing so would be surprising, and difficult
|
|
* for the user to fix in case all subdirectories were not in
|
|
* place during indexing.
|
|
*/
|
|
last = strrchr (folder, '/');
|
|
if (last) {
|
|
if (is_maildir (last + 1))
|
|
*last = '\0';
|
|
} else if (is_maildir (folder)) {
|
|
*folder = '\0';
|
|
}
|
|
|
|
_notmuch_message_add_term (message, "folder", folder);
|
|
|
|
talloc_free (folder);
|
|
|
|
message->modified = true;
|
|
return NOTMUCH_STATUS_SUCCESS;
|
|
}
|
|
|
|
#define RECURSIVE_SUFFIX "/**"
|
|
|
|
/* Add "path:" terms for directory. */
|
|
static notmuch_status_t
|
|
_notmuch_message_add_path_terms (notmuch_message_t *message,
|
|
const char *directory)
|
|
{
|
|
/* Add exact "path:" term. */
|
|
_notmuch_message_add_term (message, "path", directory);
|
|
|
|
if (strlen (directory)) {
|
|
char *path, *p;
|
|
|
|
path = talloc_asprintf (NULL, "%s%s", directory, RECURSIVE_SUFFIX);
|
|
if (! path)
|
|
return NOTMUCH_STATUS_OUT_OF_MEMORY;
|
|
|
|
/* Add recursive "path:" terms for directory and all parents. */
|
|
for (p = path + strlen (path) - 1; p > path; p--) {
|
|
if (*p == '/') {
|
|
strcpy (p, RECURSIVE_SUFFIX);
|
|
_notmuch_message_add_term (message, "path", path);
|
|
}
|
|
}
|
|
|
|
talloc_free (path);
|
|
}
|
|
|
|
/* Recursive all-matching path:** for consistency. */
|
|
_notmuch_message_add_term (message, "path", "**");
|
|
|
|
return NOTMUCH_STATUS_SUCCESS;
|
|
}
|
|
|
|
/* Add directory based terms for all filenames of the message. */
|
|
static notmuch_status_t
|
|
_notmuch_message_add_directory_terms (void *ctx, notmuch_message_t *message)
|
|
{
|
|
const char *direntry_prefix = _find_prefix ("file-direntry");
|
|
int direntry_prefix_len = strlen (direntry_prefix);
|
|
Xapian::TermIterator i = message->doc.termlist_begin ();
|
|
notmuch_status_t status = NOTMUCH_STATUS_SUCCESS;
|
|
|
|
for (i.skip_to (direntry_prefix); i != message->doc.termlist_end (); i++) {
|
|
unsigned int directory_id;
|
|
const char *direntry, *directory;
|
|
char *colon;
|
|
const std::string &term = *i;
|
|
|
|
/* Terminate loop at first term without desired prefix. */
|
|
if (strncmp (term.c_str (), direntry_prefix, direntry_prefix_len))
|
|
break;
|
|
|
|
/* Indicate that there are filenames remaining. */
|
|
status = NOTMUCH_STATUS_DUPLICATE_MESSAGE_ID;
|
|
|
|
direntry = term.c_str ();
|
|
direntry += direntry_prefix_len;
|
|
|
|
directory_id = strtol (direntry, &colon, 10);
|
|
|
|
if (colon == NULL || *colon != ':')
|
|
INTERNAL_ERROR ("malformed direntry");
|
|
|
|
directory = _notmuch_database_get_directory_path (ctx,
|
|
message->notmuch,
|
|
directory_id);
|
|
|
|
_notmuch_message_add_folder_terms (message, directory);
|
|
_notmuch_message_add_path_terms (message, directory);
|
|
}
|
|
|
|
return status;
|
|
}
|
|
|
|
/* Add an additional 'filename' for 'message'.
|
|
*
|
|
* This change will not be reflected in the database until the next
|
|
* call to _notmuch_message_sync. */
|
|
notmuch_status_t
|
|
_notmuch_message_add_filename (notmuch_message_t *message,
|
|
const char *filename)
|
|
{
|
|
const char *relative, *directory;
|
|
notmuch_status_t status;
|
|
void *local = talloc_new (message);
|
|
char *direntry;
|
|
|
|
if (filename == NULL)
|
|
INTERNAL_ERROR ("Message filename cannot be NULL.");
|
|
|
|
if (! (message->notmuch->features & NOTMUCH_FEATURE_FILE_TERMS) ||
|
|
! (message->notmuch->features & NOTMUCH_FEATURE_BOOL_FOLDER))
|
|
return NOTMUCH_STATUS_UPGRADE_REQUIRED;
|
|
|
|
relative = _notmuch_database_relative_path (message->notmuch, filename);
|
|
|
|
status = _notmuch_database_split_path (local, relative, &directory, NULL);
|
|
if (status)
|
|
return status;
|
|
|
|
status = _notmuch_database_filename_to_direntry (
|
|
local, message->notmuch, filename, NOTMUCH_FIND_CREATE, &direntry);
|
|
if (status)
|
|
return status;
|
|
|
|
/* New file-direntry allows navigating to this message with
|
|
* notmuch_directory_get_child_files() . */
|
|
_notmuch_message_add_term (message, "file-direntry", direntry);
|
|
|
|
_notmuch_message_add_folder_terms (message, directory);
|
|
_notmuch_message_add_path_terms (message, directory);
|
|
|
|
talloc_free (local);
|
|
|
|
return NOTMUCH_STATUS_SUCCESS;
|
|
}
|
|
|
|
/* Remove a particular 'filename' from 'message'.
|
|
*
|
|
* This change will not be reflected in the database until the next
|
|
* call to _notmuch_message_sync.
|
|
*
|
|
* If this message still has other filenames, returns
|
|
* NOTMUCH_STATUS_DUPLICATE_MESSAGE_ID.
|
|
*
|
|
* Note: This function does not remove a document from the database,
|
|
* even if the specified filename is the only filename for this
|
|
* message. For that functionality, see
|
|
* notmuch_database_remove_message. */
|
|
notmuch_status_t
|
|
_notmuch_message_remove_filename (notmuch_message_t *message,
|
|
const char *filename)
|
|
{
|
|
void *local = talloc_new (message);
|
|
char *direntry;
|
|
notmuch_private_status_t private_status;
|
|
notmuch_status_t status;
|
|
|
|
if (! (message->notmuch->features & NOTMUCH_FEATURE_FILE_TERMS) ||
|
|
! (message->notmuch->features & NOTMUCH_FEATURE_BOOL_FOLDER))
|
|
return NOTMUCH_STATUS_UPGRADE_REQUIRED;
|
|
|
|
status = _notmuch_database_filename_to_direntry (
|
|
local, message->notmuch, filename, NOTMUCH_FIND_LOOKUP, &direntry);
|
|
if (status || ! direntry)
|
|
return status;
|
|
|
|
/* Unlink this file from its parent directory. */
|
|
private_status = _notmuch_message_remove_term (message,
|
|
"file-direntry", direntry);
|
|
status = COERCE_STATUS (private_status,
|
|
"Unexpected error from _notmuch_message_remove_term");
|
|
if (status)
|
|
return status;
|
|
|
|
/* Re-synchronize "folder:" and "path:" terms for this message. */
|
|
|
|
/* Remove all "folder:" terms. */
|
|
_notmuch_message_remove_terms (message, _find_prefix ("folder"));
|
|
|
|
/* Remove all "path:" terms. */
|
|
_notmuch_message_remove_terms (message, _find_prefix ("path"));
|
|
|
|
/* Add back terms for all remaining filenames of the message. */
|
|
status = _notmuch_message_add_directory_terms (local, message);
|
|
|
|
talloc_free (local);
|
|
|
|
return status;
|
|
}
|
|
|
|
/* Upgrade the "folder:" prefix from V1 to V2. */
|
|
#define FOLDER_PREFIX_V1 "XFOLDER"
|
|
#define ZFOLDER_PREFIX_V1 "Z" FOLDER_PREFIX_V1
|
|
void
|
|
_notmuch_message_upgrade_folder (notmuch_message_t *message)
|
|
{
|
|
/* Remove all old "folder:" terms. */
|
|
_notmuch_message_remove_terms (message, FOLDER_PREFIX_V1);
|
|
|
|
/* Remove all old "folder:" stemmed terms. */
|
|
_notmuch_message_remove_terms (message, ZFOLDER_PREFIX_V1);
|
|
|
|
/* Add new boolean "folder:" and "path:" terms. */
|
|
_notmuch_message_add_directory_terms (message, message);
|
|
}
|
|
|
|
char *
|
|
_notmuch_message_talloc_copy_data (notmuch_message_t *message)
|
|
{
|
|
return talloc_strdup (message, message->doc.get_data ().c_str ());
|
|
}
|
|
|
|
void
|
|
_notmuch_message_clear_data (notmuch_message_t *message)
|
|
{
|
|
message->doc.set_data ("");
|
|
message->modified = true;
|
|
}
|
|
|
|
static void
|
|
_notmuch_message_ensure_filename_list (notmuch_message_t *message)
|
|
{
|
|
notmuch_string_node_t *node;
|
|
|
|
if (message->filename_list)
|
|
return;
|
|
|
|
_notmuch_message_ensure_metadata (message, message->filename_term_list);
|
|
|
|
message->filename_list = _notmuch_string_list_create (message);
|
|
node = message->filename_term_list->head;
|
|
|
|
if (! node) {
|
|
/* A message document created by an old version of notmuch
|
|
* (prior to rename support) will have the filename in the
|
|
* data of the document rather than as a file-direntry term.
|
|
*
|
|
* It would be nice to do the upgrade of the document directly
|
|
* here, but the database is likely open in read-only mode. */
|
|
|
|
std::string datastr = message->doc.get_data ();
|
|
const char *data = datastr.c_str ();
|
|
|
|
if (data == NULL)
|
|
INTERNAL_ERROR ("message with no filename");
|
|
|
|
_notmuch_string_list_append (message->filename_list, data);
|
|
|
|
return;
|
|
}
|
|
|
|
for (; node; node = node->next) {
|
|
void *local = talloc_new (message);
|
|
const char *db_path, *directory, *basename, *filename;
|
|
char *colon, *direntry = NULL;
|
|
unsigned int directory_id;
|
|
|
|
direntry = node->string;
|
|
|
|
directory_id = strtol (direntry, &colon, 10);
|
|
|
|
if (colon == NULL || *colon != ':')
|
|
INTERNAL_ERROR ("malformed direntry");
|
|
|
|
basename = colon + 1;
|
|
|
|
*colon = '\0';
|
|
|
|
db_path = notmuch_database_get_path (message->notmuch);
|
|
|
|
directory = _notmuch_database_get_directory_path (local,
|
|
message->notmuch,
|
|
directory_id);
|
|
|
|
if (strlen (directory))
|
|
filename = talloc_asprintf (message, "%s/%s/%s",
|
|
db_path, directory, basename);
|
|
else
|
|
filename = talloc_asprintf (message, "%s/%s",
|
|
db_path, basename);
|
|
|
|
_notmuch_string_list_append (message->filename_list, filename);
|
|
|
|
talloc_free (local);
|
|
}
|
|
|
|
talloc_free (message->filename_term_list);
|
|
message->filename_term_list = NULL;
|
|
}
|
|
|
|
const char *
|
|
notmuch_message_get_filename (notmuch_message_t *message)
|
|
{
|
|
try {
|
|
_notmuch_message_ensure_filename_list (message);
|
|
} catch (Xapian::Error &error) {
|
|
LOG_XAPIAN_EXCEPTION (message, error);
|
|
return NULL;
|
|
}
|
|
|
|
if (message->filename_list == NULL)
|
|
return NULL;
|
|
|
|
if (message->filename_list->head == NULL ||
|
|
message->filename_list->head->string == NULL) {
|
|
INTERNAL_ERROR ("message with no filename");
|
|
}
|
|
|
|
return message->filename_list->head->string;
|
|
}
|
|
|
|
notmuch_filenames_t *
|
|
notmuch_message_get_filenames (notmuch_message_t *message)
|
|
{
|
|
try {
|
|
_notmuch_message_ensure_filename_list (message);
|
|
} catch (Xapian::Error &error) {
|
|
LOG_XAPIAN_EXCEPTION (message, error);
|
|
return NULL;
|
|
}
|
|
|
|
return _notmuch_filenames_create (message, message->filename_list);
|
|
}
|
|
|
|
int
|
|
notmuch_message_count_files (notmuch_message_t *message)
|
|
{
|
|
try {
|
|
_notmuch_message_ensure_filename_list (message);
|
|
} catch (Xapian::Error &error) {
|
|
LOG_XAPIAN_EXCEPTION (message, error);
|
|
return -1;
|
|
}
|
|
|
|
return _notmuch_string_list_length (message->filename_list);
|
|
}
|
|
|
|
notmuch_status_t
|
|
notmuch_message_get_flag_st (notmuch_message_t *message,
|
|
notmuch_message_flag_t flag,
|
|
notmuch_bool_t *is_set)
|
|
{
|
|
if (! is_set)
|
|
return NOTMUCH_STATUS_NULL_POINTER;
|
|
|
|
try {
|
|
if (flag == NOTMUCH_MESSAGE_FLAG_GHOST &&
|
|
! NOTMUCH_TEST_BIT (message->lazy_flags, flag))
|
|
_notmuch_message_ensure_metadata (message, NULL);
|
|
} catch (Xapian::Error &error) {
|
|
LOG_XAPIAN_EXCEPTION (message, error);
|
|
return NOTMUCH_STATUS_XAPIAN_EXCEPTION;
|
|
}
|
|
|
|
*is_set = NOTMUCH_TEST_BIT (message->flags, flag);
|
|
return NOTMUCH_STATUS_SUCCESS;
|
|
}
|
|
|
|
notmuch_bool_t
|
|
notmuch_message_get_flag (notmuch_message_t *message,
|
|
notmuch_message_flag_t flag)
|
|
{
|
|
notmuch_bool_t is_set;
|
|
notmuch_status_t status;
|
|
|
|
status = notmuch_message_get_flag_st (message, flag, &is_set);
|
|
|
|
if (status)
|
|
return FALSE;
|
|
else
|
|
return is_set;
|
|
}
|
|
|
|
void
|
|
notmuch_message_set_flag (notmuch_message_t *message,
|
|
notmuch_message_flag_t flag, notmuch_bool_t enable)
|
|
{
|
|
if (enable)
|
|
NOTMUCH_SET_BIT (&message->flags, flag);
|
|
else
|
|
NOTMUCH_CLEAR_BIT (&message->flags, flag);
|
|
NOTMUCH_SET_BIT (&message->lazy_flags, flag);
|
|
}
|
|
|
|
time_t
|
|
notmuch_message_get_date (notmuch_message_t *message)
|
|
{
|
|
std::string value;
|
|
|
|
try {
|
|
value = message->doc.get_value (NOTMUCH_VALUE_TIMESTAMP);
|
|
} catch (Xapian::Error &error) {
|
|
LOG_XAPIAN_EXCEPTION (message, error);
|
|
return 0;
|
|
}
|
|
|
|
if (value.empty ())
|
|
/* sortable_unserialise is undefined on empty string */
|
|
return 0;
|
|
return Xapian::sortable_unserialise (value);
|
|
}
|
|
|
|
notmuch_tags_t *
|
|
notmuch_message_get_tags (notmuch_message_t *message)
|
|
{
|
|
notmuch_tags_t *tags;
|
|
|
|
try {
|
|
_notmuch_message_ensure_metadata (message, message->tag_list);
|
|
} catch (Xapian::Error &error) {
|
|
LOG_XAPIAN_EXCEPTION (message, error);
|
|
return NULL;
|
|
}
|
|
|
|
tags = _notmuch_tags_create (message, message->tag_list);
|
|
/* _notmuch_tags_create steals the reference to the tag_list, but
|
|
* in this case it's still used by the message, so we add an
|
|
* *additional* talloc reference to the list. As a result, it's
|
|
* possible to modify the message tags (which talloc_unlink's the
|
|
* current list from the message) while still iterating because
|
|
* the iterator will keep the current list alive. */
|
|
if (! talloc_reference (message, message->tag_list))
|
|
return NULL;
|
|
|
|
return tags;
|
|
}
|
|
|
|
const char *
|
|
_notmuch_message_get_author (notmuch_message_t *message)
|
|
{
|
|
return message->author;
|
|
}
|
|
|
|
void
|
|
_notmuch_message_set_author (notmuch_message_t *message,
|
|
const char *author)
|
|
{
|
|
if (message->author)
|
|
talloc_free (message->author);
|
|
message->author = talloc_strdup (message, author);
|
|
return;
|
|
}
|
|
|
|
void
|
|
_notmuch_message_set_header_values (notmuch_message_t *message,
|
|
const char *date,
|
|
const char *from,
|
|
const char *subject)
|
|
{
|
|
time_t time_value;
|
|
|
|
/* GMime really doesn't want to see a NULL date, so protect its
|
|
* sensibilities. */
|
|
if (date == NULL || *date == '\0') {
|
|
time_value = 0;
|
|
} else {
|
|
time_value = g_mime_utils_header_decode_date_unix (date);
|
|
/*
|
|
* Workaround for https://bugzilla.gnome.org/show_bug.cgi?id=779923
|
|
*/
|
|
if (time_value < 0)
|
|
time_value = 0;
|
|
}
|
|
|
|
message->doc.add_value (NOTMUCH_VALUE_TIMESTAMP,
|
|
Xapian::sortable_serialise (time_value));
|
|
message->doc.add_value (NOTMUCH_VALUE_FROM, from);
|
|
message->doc.add_value (NOTMUCH_VALUE_SUBJECT, subject);
|
|
message->modified = true;
|
|
}
|
|
|
|
void
|
|
_notmuch_message_update_subject (notmuch_message_t *message,
|
|
const char *subject)
|
|
{
|
|
message->doc.add_value (NOTMUCH_VALUE_SUBJECT, subject);
|
|
message->modified = true;
|
|
}
|
|
|
|
/* Upgrade a message to support NOTMUCH_FEATURE_LAST_MOD. The caller
|
|
* must call _notmuch_message_sync. */
|
|
void
|
|
_notmuch_message_upgrade_last_mod (notmuch_message_t *message)
|
|
{
|
|
/* _notmuch_message_sync will update the last modification
|
|
* revision; we just have to ask it to. */
|
|
message->modified = true;
|
|
}
|
|
|
|
/* Synchronize changes made to message->doc out into the database. */
|
|
void
|
|
_notmuch_message_sync (notmuch_message_t *message)
|
|
{
|
|
if (_notmuch_database_mode (message->notmuch) == NOTMUCH_DATABASE_MODE_READ_ONLY)
|
|
return;
|
|
|
|
if (! message->modified)
|
|
return;
|
|
|
|
/* Update the last modification of this message. */
|
|
if (message->notmuch->features & NOTMUCH_FEATURE_LAST_MOD)
|
|
/* sortable_serialise gives a reasonably compact encoding,
|
|
* which directly translates to reduced IO when scanning the
|
|
* value stream. Since it's built for doubles, we only get 53
|
|
* effective bits, but that's still enough for the database to
|
|
* last a few centuries at 1 million revisions per second. */
|
|
message->doc.add_value (NOTMUCH_VALUE_LAST_MOD,
|
|
Xapian::sortable_serialise (
|
|
_notmuch_database_new_revision (
|
|
message->notmuch)));
|
|
|
|
message->notmuch->writable_xapian_db->
|
|
replace_document (message->doc_id, message->doc);
|
|
message->modified = false;
|
|
}
|
|
|
|
/* Delete a message document from the database, leaving a ghost
|
|
* message in its place */
|
|
notmuch_status_t
|
|
_notmuch_message_delete (notmuch_message_t *message)
|
|
{
|
|
notmuch_status_t status;
|
|
const char *mid, *tid, *query_string;
|
|
notmuch_message_t *ghost;
|
|
notmuch_private_status_t private_status;
|
|
notmuch_database_t *notmuch;
|
|
notmuch_query_t *query;
|
|
unsigned int count = 0;
|
|
bool is_ghost;
|
|
|
|
mid = notmuch_message_get_message_id (message);
|
|
tid = notmuch_message_get_thread_id (message);
|
|
notmuch = message->notmuch;
|
|
|
|
status = _notmuch_database_ensure_writable (message->notmuch);
|
|
if (status)
|
|
return status;
|
|
|
|
message->notmuch->writable_xapian_db->delete_document (message->doc_id);
|
|
|
|
/* if this was a ghost to begin with, we are done */
|
|
private_status = _notmuch_message_has_term (message, "type", "ghost", &is_ghost);
|
|
if (private_status)
|
|
return COERCE_STATUS (private_status,
|
|
"Error trying to determine whether message was a ghost");
|
|
if (is_ghost)
|
|
return NOTMUCH_STATUS_SUCCESS;
|
|
|
|
query_string = talloc_asprintf (message, "thread:%s", tid);
|
|
query = notmuch_query_create (notmuch, query_string);
|
|
if (query == NULL)
|
|
return NOTMUCH_STATUS_OUT_OF_MEMORY;
|
|
status = notmuch_query_count_messages (query, &count);
|
|
if (status) {
|
|
notmuch_query_destroy (query);
|
|
return status;
|
|
}
|
|
|
|
if (count > 0) {
|
|
/* reintroduce a ghost in its place because there are still
|
|
* other active messages in this thread: */
|
|
ghost = _notmuch_message_create_for_message_id (notmuch, mid, &private_status);
|
|
if (private_status == NOTMUCH_PRIVATE_STATUS_NO_DOCUMENT_FOUND) {
|
|
private_status = _notmuch_message_initialize_ghost (ghost, tid);
|
|
if (! private_status)
|
|
_notmuch_message_sync (ghost);
|
|
} else if (private_status == NOTMUCH_PRIVATE_STATUS_SUCCESS) {
|
|
/* this is deeply weird, and we should not have gotten
|
|
* into this state. is there a better error message to
|
|
* return here? */
|
|
status = NOTMUCH_STATUS_DUPLICATE_MESSAGE_ID;
|
|
}
|
|
|
|
notmuch_message_destroy (ghost);
|
|
status = COERCE_STATUS (private_status, "Error converting to ghost message");
|
|
} else {
|
|
/* the thread is empty; drop all ghost messages from it */
|
|
notmuch_messages_t *messages;
|
|
status = _notmuch_query_search_documents (query,
|
|
"ghost",
|
|
&messages);
|
|
if (status == NOTMUCH_STATUS_SUCCESS) {
|
|
notmuch_status_t last_error = NOTMUCH_STATUS_SUCCESS;
|
|
while (notmuch_messages_valid (messages)) {
|
|
message = notmuch_messages_get (messages);
|
|
status = _notmuch_message_delete (message);
|
|
if (status) /* we'll report the last failure we see;
|
|
* if there is more than one failure, we
|
|
* forget about previous ones */
|
|
last_error = status;
|
|
notmuch_message_destroy (message);
|
|
notmuch_messages_move_to_next (messages);
|
|
}
|
|
status = last_error;
|
|
}
|
|
}
|
|
notmuch_query_destroy (query);
|
|
return status;
|
|
}
|
|
|
|
/* Transform a blank message into a ghost message. The caller must
|
|
* _notmuch_message_sync the message. */
|
|
notmuch_private_status_t
|
|
_notmuch_message_initialize_ghost (notmuch_message_t *message,
|
|
const char *thread_id)
|
|
{
|
|
notmuch_private_status_t status;
|
|
|
|
status = _notmuch_message_add_term (message, "type", "ghost");
|
|
if (status)
|
|
return status;
|
|
status = _notmuch_message_add_term (message, "thread", thread_id);
|
|
if (status)
|
|
return status;
|
|
|
|
return NOTMUCH_PRIVATE_STATUS_SUCCESS;
|
|
}
|
|
|
|
/* Ensure that 'message' is not holding any file object open. Future
|
|
* calls to various functions will still automatically open the
|
|
* message file as needed.
|
|
*/
|
|
void
|
|
_notmuch_message_close (notmuch_message_t *message)
|
|
{
|
|
if (message->message_file) {
|
|
_notmuch_message_file_close (message->message_file);
|
|
message->message_file = NULL;
|
|
}
|
|
}
|
|
|
|
/* Add a name:value term to 'message', (the actual term will be
|
|
* encoded by prefixing the value with a short prefix). See
|
|
* NORMAL_PREFIX and BOOLEAN_PREFIX arrays for the mapping of term
|
|
* names to prefix values.
|
|
*
|
|
* This change will not be reflected in the database until the next
|
|
* call to _notmuch_message_sync. */
|
|
notmuch_private_status_t
|
|
_notmuch_message_add_term (notmuch_message_t *message,
|
|
const char *prefix_name,
|
|
const char *value)
|
|
{
|
|
|
|
char *term;
|
|
|
|
if (value == NULL)
|
|
return NOTMUCH_PRIVATE_STATUS_NULL_POINTER;
|
|
|
|
term = talloc_asprintf (message, "%s%s",
|
|
_find_prefix (prefix_name), value);
|
|
|
|
if (strlen (term) > NOTMUCH_TERM_MAX)
|
|
return NOTMUCH_PRIVATE_STATUS_TERM_TOO_LONG;
|
|
|
|
message->doc.add_term (term, 0);
|
|
message->modified = true;
|
|
|
|
talloc_free (term);
|
|
|
|
_notmuch_message_invalidate_metadata (message, prefix_name);
|
|
|
|
return NOTMUCH_PRIVATE_STATUS_SUCCESS;
|
|
}
|
|
|
|
/* Parse 'text' and add a term to 'message' for each parsed word. Each
|
|
* term will be added with the appropriate prefix if prefix_name is
|
|
* non-NULL.
|
|
*/
|
|
notmuch_private_status_t
|
|
_notmuch_message_gen_terms (notmuch_message_t *message,
|
|
const char *prefix_name,
|
|
const char *text)
|
|
{
|
|
Xapian::TermGenerator *term_gen = message->notmuch->term_gen;
|
|
|
|
if (text == NULL)
|
|
return NOTMUCH_PRIVATE_STATUS_NULL_POINTER;
|
|
|
|
term_gen->set_document (message->doc);
|
|
term_gen->set_termpos (message->termpos);
|
|
|
|
if (prefix_name) {
|
|
const char *prefix = _notmuch_database_prefix (message->notmuch, prefix_name);
|
|
if (prefix == NULL)
|
|
return NOTMUCH_PRIVATE_STATUS_BAD_PREFIX;
|
|
|
|
_notmuch_message_invalidate_metadata (message, prefix_name);
|
|
term_gen->index_text (text, 1, prefix);
|
|
} else {
|
|
term_gen->index_text (text);
|
|
}
|
|
|
|
/* Create a gap between this an the next terms so they don't
|
|
* appear to be a phrase. */
|
|
message->termpos = term_gen->get_termpos () + 100;
|
|
|
|
return NOTMUCH_PRIVATE_STATUS_SUCCESS;
|
|
}
|
|
|
|
/* Remove a name:value term from 'message', (the actual term will be
|
|
* encoded by prefixing the value with a short prefix). See
|
|
* NORMAL_PREFIX and BOOLEAN_PREFIX arrays for the mapping of term
|
|
* names to prefix values.
|
|
*
|
|
* This change will not be reflected in the database until the next
|
|
* call to _notmuch_message_sync. */
|
|
notmuch_private_status_t
|
|
_notmuch_message_remove_term (notmuch_message_t *message,
|
|
const char *prefix_name,
|
|
const char *value)
|
|
{
|
|
char *term;
|
|
|
|
if (value == NULL)
|
|
return NOTMUCH_PRIVATE_STATUS_NULL_POINTER;
|
|
|
|
term = talloc_asprintf (message, "%s%s",
|
|
_find_prefix (prefix_name), value);
|
|
|
|
if (strlen (term) > NOTMUCH_TERM_MAX)
|
|
return NOTMUCH_PRIVATE_STATUS_TERM_TOO_LONG;
|
|
|
|
try {
|
|
message->doc.remove_term (term);
|
|
message->modified = true;
|
|
} catch (const Xapian::InvalidArgumentError) {
|
|
/* We'll let the philosophers try to wrestle with the
|
|
* question of whether failing to remove that which was not
|
|
* there in the first place is failure. For us, we'll silently
|
|
* consider it all good. */
|
|
}
|
|
|
|
talloc_free (term);
|
|
|
|
_notmuch_message_invalidate_metadata (message, prefix_name);
|
|
|
|
return NOTMUCH_PRIVATE_STATUS_SUCCESS;
|
|
}
|
|
|
|
notmuch_private_status_t
|
|
_notmuch_message_has_term (notmuch_message_t *message,
|
|
const char *prefix_name,
|
|
const char *value,
|
|
bool *result)
|
|
{
|
|
char *term;
|
|
bool out = false;
|
|
notmuch_private_status_t status = NOTMUCH_PRIVATE_STATUS_SUCCESS;
|
|
|
|
if (value == NULL)
|
|
return NOTMUCH_PRIVATE_STATUS_NULL_POINTER;
|
|
|
|
term = talloc_asprintf (message, "%s%s",
|
|
_find_prefix (prefix_name), value);
|
|
|
|
if (strlen (term) > NOTMUCH_TERM_MAX)
|
|
return NOTMUCH_PRIVATE_STATUS_TERM_TOO_LONG;
|
|
|
|
try {
|
|
/* Look for the exact term */
|
|
Xapian::TermIterator i = message->doc.termlist_begin ();
|
|
i.skip_to (term);
|
|
if (i != message->doc.termlist_end () &&
|
|
! strcmp ((*i).c_str (), term))
|
|
out = true;
|
|
} catch (Xapian::Error &error) {
|
|
status = NOTMUCH_PRIVATE_STATUS_XAPIAN_EXCEPTION;
|
|
}
|
|
talloc_free (term);
|
|
|
|
*result = out;
|
|
return status;
|
|
}
|
|
|
|
notmuch_status_t
|
|
notmuch_message_add_tag (notmuch_message_t *message, const char *tag)
|
|
{
|
|
notmuch_private_status_t private_status;
|
|
notmuch_status_t status;
|
|
|
|
try {
|
|
status = _notmuch_database_ensure_writable (message->notmuch);
|
|
if (status)
|
|
return status;
|
|
|
|
if (tag == NULL)
|
|
return NOTMUCH_STATUS_NULL_POINTER;
|
|
|
|
if (strlen (tag) > NOTMUCH_TAG_MAX)
|
|
return NOTMUCH_STATUS_TAG_TOO_LONG;
|
|
|
|
private_status = _notmuch_message_add_term (message, "tag", tag);
|
|
if (private_status) {
|
|
return COERCE_STATUS (private_status,
|
|
"_notmuch_message_remove_term return unexpected value: %d\n",
|
|
private_status);
|
|
}
|
|
|
|
if (! message->frozen)
|
|
_notmuch_message_sync (message);
|
|
|
|
} catch (Xapian::Error &error) {
|
|
LOG_XAPIAN_EXCEPTION (message, error);
|
|
return NOTMUCH_STATUS_XAPIAN_EXCEPTION;
|
|
}
|
|
|
|
return NOTMUCH_STATUS_SUCCESS;
|
|
}
|
|
|
|
notmuch_status_t
|
|
notmuch_message_remove_tag (notmuch_message_t *message, const char *tag)
|
|
{
|
|
notmuch_private_status_t private_status;
|
|
notmuch_status_t status;
|
|
|
|
try {
|
|
status = _notmuch_database_ensure_writable (message->notmuch);
|
|
if (status)
|
|
return status;
|
|
|
|
if (tag == NULL)
|
|
return NOTMUCH_STATUS_NULL_POINTER;
|
|
|
|
if (strlen (tag) > NOTMUCH_TAG_MAX)
|
|
return NOTMUCH_STATUS_TAG_TOO_LONG;
|
|
|
|
private_status = _notmuch_message_remove_term (message, "tag", tag);
|
|
if (private_status) {
|
|
return COERCE_STATUS (private_status,
|
|
"_notmuch_message_remove_term return unexpected value: %d\n",
|
|
private_status);
|
|
}
|
|
|
|
if (! message->frozen)
|
|
_notmuch_message_sync (message);
|
|
} catch (Xapian::Error &error) {
|
|
LOG_XAPIAN_EXCEPTION (message, error);
|
|
return NOTMUCH_STATUS_XAPIAN_EXCEPTION;
|
|
}
|
|
|
|
return NOTMUCH_STATUS_SUCCESS;
|
|
}
|
|
|
|
/* Is the given filename within a maildir directory?
|
|
*
|
|
* Specifically, is the final directory component of 'filename' either
|
|
* "cur" or "new". If so, return a pointer to that final directory
|
|
* component within 'filename'. If not, return NULL.
|
|
*
|
|
* A non-NULL return value is guaranteed to be a valid string pointer
|
|
* pointing to the characters "new/" or "cur/", (but not
|
|
* NUL-terminated).
|
|
*/
|
|
static const char *
|
|
_filename_is_in_maildir (const char *filename)
|
|
{
|
|
const char *slash, *dir = NULL;
|
|
|
|
/* Find the last '/' separating directory from filename. */
|
|
slash = strrchr (filename, '/');
|
|
if (slash == NULL)
|
|
return NULL;
|
|
|
|
/* Jump back 4 characters to where the previous '/' will be if the
|
|
* directory is named "cur" or "new". */
|
|
if (slash - filename < 4)
|
|
return NULL;
|
|
|
|
slash -= 4;
|
|
|
|
if (*slash != '/')
|
|
return NULL;
|
|
|
|
dir = slash + 1;
|
|
|
|
if (STRNCMP_LITERAL (dir, "cur/") == 0 ||
|
|
STRNCMP_LITERAL (dir, "new/") == 0) {
|
|
return dir;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static notmuch_status_t
|
|
_ensure_maildir_flags (notmuch_message_t *message, bool force)
|
|
{
|
|
const char *flags;
|
|
notmuch_filenames_t *filenames;
|
|
const char *filename, *dir;
|
|
char *combined_flags = talloc_strdup (message, "");
|
|
int seen_maildir_info = 0;
|
|
|
|
if (message->maildir_flags) {
|
|
if (force) {
|
|
talloc_free (message->maildir_flags);
|
|
message->maildir_flags = NULL;
|
|
}
|
|
}
|
|
filenames = notmuch_message_get_filenames (message);
|
|
if (! filenames)
|
|
return NOTMUCH_STATUS_XAPIAN_EXCEPTION;
|
|
for (;
|
|
notmuch_filenames_valid (filenames);
|
|
notmuch_filenames_move_to_next (filenames)) {
|
|
filename = notmuch_filenames_get (filenames);
|
|
dir = _filename_is_in_maildir (filename);
|
|
|
|
if (! dir)
|
|
continue;
|
|
|
|
flags = strstr (filename, ":2,");
|
|
if (flags) {
|
|
seen_maildir_info = 1;
|
|
flags += 3;
|
|
combined_flags = talloc_strdup_append (combined_flags, flags);
|
|
} else if (STRNCMP_LITERAL (dir, "new/") == 0) {
|
|
/* Messages are delivered to new/ with no "info" part, but
|
|
* they effectively have default maildir flags. According
|
|
* to the spec, we should ignore the info part for
|
|
* messages in new/, but some MUAs (mutt) can set maildir
|
|
* flags on messages in new/, so we're liberal in what we
|
|
* accept. */
|
|
seen_maildir_info = 1;
|
|
}
|
|
}
|
|
if (seen_maildir_info)
|
|
message->maildir_flags = combined_flags;
|
|
return NOTMUCH_STATUS_SUCCESS;
|
|
}
|
|
|
|
notmuch_bool_t
|
|
notmuch_message_has_maildir_flag (notmuch_message_t *message, char flag)
|
|
{
|
|
notmuch_status_t status;
|
|
notmuch_bool_t ret;
|
|
status = notmuch_message_has_maildir_flag_st (message, flag, &ret);
|
|
if (status)
|
|
return FALSE;
|
|
|
|
return ret;
|
|
}
|
|
|
|
notmuch_status_t
|
|
notmuch_message_has_maildir_flag_st (notmuch_message_t *message,
|
|
char flag,
|
|
notmuch_bool_t *is_set)
|
|
{
|
|
notmuch_status_t status;
|
|
|
|
if (! is_set)
|
|
return NOTMUCH_STATUS_NULL_POINTER;
|
|
|
|
status = _ensure_maildir_flags (message, false);
|
|
if (status)
|
|
return status;
|
|
|
|
*is_set = message->maildir_flags && (strchr (message->maildir_flags, flag) != NULL);
|
|
return NOTMUCH_STATUS_SUCCESS;
|
|
}
|
|
|
|
notmuch_status_t
|
|
notmuch_message_maildir_flags_to_tags (notmuch_message_t *message)
|
|
{
|
|
notmuch_status_t status;
|
|
unsigned i;
|
|
|
|
status = _ensure_maildir_flags (message, true);
|
|
if (status)
|
|
return status;
|
|
/* If none of the filenames have any maildir info field (not even
|
|
* an empty info with no flags set) then there's no information to
|
|
* go on, so do nothing. */
|
|
if (! message->maildir_flags)
|
|
return NOTMUCH_STATUS_SUCCESS;
|
|
|
|
status = notmuch_message_freeze (message);
|
|
if (status)
|
|
return status;
|
|
|
|
for (i = 0; i < ARRAY_SIZE (flag2tag); i++) {
|
|
if ((strchr (message->maildir_flags, flag2tag[i].flag) != NULL)
|
|
^
|
|
flag2tag[i].inverse) {
|
|
status = notmuch_message_add_tag (message, flag2tag[i].tag);
|
|
} else {
|
|
status = notmuch_message_remove_tag (message, flag2tag[i].tag);
|
|
}
|
|
if (status)
|
|
return status;
|
|
}
|
|
status = notmuch_message_thaw (message);
|
|
|
|
return status;
|
|
}
|
|
|
|
/* From the set of tags on 'message' and the flag2tag table, compute a
|
|
* set of maildir-flag actions to be taken, (flags that should be
|
|
* either set or cleared).
|
|
*
|
|
* The result is returned as two talloced strings: to_set, and to_clear
|
|
*/
|
|
static void
|
|
_get_maildir_flag_actions (notmuch_message_t *message,
|
|
char **to_set_ret,
|
|
char **to_clear_ret)
|
|
{
|
|
char *to_set, *to_clear;
|
|
notmuch_tags_t *tags;
|
|
const char *tag;
|
|
unsigned i;
|
|
|
|
to_set = talloc_strdup (message, "");
|
|
to_clear = talloc_strdup (message, "");
|
|
|
|
/* First, find flags for all set tags. */
|
|
for (tags = notmuch_message_get_tags (message);
|
|
notmuch_tags_valid (tags);
|
|
notmuch_tags_move_to_next (tags)) {
|
|
tag = notmuch_tags_get (tags);
|
|
|
|
for (i = 0; i < ARRAY_SIZE (flag2tag); i++) {
|
|
if (strcmp (tag, flag2tag[i].tag) == 0) {
|
|
if (flag2tag[i].inverse)
|
|
to_clear = talloc_asprintf_append (to_clear,
|
|
"%c",
|
|
flag2tag[i].flag);
|
|
else
|
|
to_set = talloc_asprintf_append (to_set,
|
|
"%c",
|
|
flag2tag[i].flag);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Then, find the flags for all tags not present. */
|
|
for (i = 0; i < ARRAY_SIZE (flag2tag); i++) {
|
|
if (flag2tag[i].inverse) {
|
|
if (strchr (to_clear, flag2tag[i].flag) == NULL)
|
|
to_set = talloc_asprintf_append (to_set, "%c", flag2tag[i].flag);
|
|
} else {
|
|
if (strchr (to_set, flag2tag[i].flag) == NULL)
|
|
to_clear = talloc_asprintf_append (to_clear, "%c", flag2tag[i].flag);
|
|
}
|
|
}
|
|
|
|
*to_set_ret = to_set;
|
|
*to_clear_ret = to_clear;
|
|
}
|
|
|
|
/* Given 'filename' and a set of maildir flags to set and to clear,
|
|
* compute the new maildir filename.
|
|
*
|
|
* If the existing filename is in the directory "new", the new
|
|
* filename will be in the directory "cur", except for the case when
|
|
* no flags are changed and the existing filename does not contain
|
|
* maildir info (starting with ",2:").
|
|
*
|
|
* After a sequence of ":2," in the filename, any subsequent
|
|
* single-character flags will be added or removed according to the
|
|
* characters in flags_to_set and flags_to_clear. Any existing flags
|
|
* not mentioned in either string will remain. The final list of flags
|
|
* will be in ASCII order.
|
|
*
|
|
* If the original flags seem invalid, (repeated characters or
|
|
* non-ASCII ordering of flags), this function will return NULL
|
|
* (meaning that renaming would not be safe and should not occur).
|
|
*/
|
|
static char *
|
|
_new_maildir_filename (void *ctx,
|
|
const char *filename,
|
|
const char *flags_to_set,
|
|
const char *flags_to_clear)
|
|
{
|
|
const char *info, *flags;
|
|
unsigned int flag, last_flag;
|
|
char *filename_new, *dir;
|
|
char flag_map[128];
|
|
int flags_in_map = 0;
|
|
bool flags_changed = false;
|
|
unsigned int i;
|
|
char *s;
|
|
|
|
memset (flag_map, 0, sizeof (flag_map));
|
|
|
|
info = strstr (filename, ":2,");
|
|
|
|
if (info == NULL) {
|
|
info = filename + strlen (filename);
|
|
} else {
|
|
/* Loop through existing flags in filename. */
|
|
for (flags = info + 3, last_flag = 0;
|
|
*flags;
|
|
last_flag = flag, flags++) {
|
|
flag = *flags;
|
|
|
|
/* Original flags not in ASCII order. Abort. */
|
|
if (flag < last_flag)
|
|
return NULL;
|
|
|
|
/* Non-ASCII flag. Abort. */
|
|
if (flag > sizeof (flag_map) - 1)
|
|
return NULL;
|
|
|
|
/* Repeated flag value. Abort. */
|
|
if (flag_map[flag])
|
|
return NULL;
|
|
|
|
flag_map[flag] = 1;
|
|
flags_in_map++;
|
|
}
|
|
}
|
|
|
|
/* Then set and clear our flags from tags. */
|
|
for (flags = flags_to_set; *flags; flags++) {
|
|
flag = *flags;
|
|
if (flag_map[flag] == 0) {
|
|
flag_map[flag] = 1;
|
|
flags_in_map++;
|
|
flags_changed = true;
|
|
}
|
|
}
|
|
|
|
for (flags = flags_to_clear; *flags; flags++) {
|
|
flag = *flags;
|
|
if (flag_map[flag]) {
|
|
flag_map[flag] = 0;
|
|
flags_in_map--;
|
|
flags_changed = true;
|
|
}
|
|
}
|
|
|
|
/* Messages in new/ without maildir info can be kept in new/ if no
|
|
* flags have changed. */
|
|
dir = (char *) _filename_is_in_maildir (filename);
|
|
if (dir && STRNCMP_LITERAL (dir, "new/") == 0 && ! *info && ! flags_changed)
|
|
return talloc_strdup (ctx, filename);
|
|
|
|
filename_new = (char *) talloc_size (ctx,
|
|
info - filename +
|
|
strlen (":2,") + flags_in_map + 1);
|
|
if (unlikely (filename_new == NULL))
|
|
return NULL;
|
|
|
|
strncpy (filename_new, filename, info - filename);
|
|
filename_new[info - filename] = '\0';
|
|
|
|
strcat (filename_new, ":2,");
|
|
|
|
s = filename_new + strlen (filename_new);
|
|
for (i = 0; i < sizeof (flag_map); i++) {
|
|
if (flag_map[i]) {
|
|
*s = i;
|
|
s++;
|
|
}
|
|
}
|
|
*s = '\0';
|
|
|
|
/* If message is in new/ move it under cur/. */
|
|
dir = (char *) _filename_is_in_maildir (filename_new);
|
|
if (dir && STRNCMP_LITERAL (dir, "new/") == 0)
|
|
memcpy (dir, "cur/", 4);
|
|
|
|
return filename_new;
|
|
}
|
|
|
|
notmuch_status_t
|
|
notmuch_message_tags_to_maildir_flags (notmuch_message_t *message)
|
|
{
|
|
notmuch_filenames_t *filenames;
|
|
const char *filename;
|
|
char *filename_new;
|
|
char *to_set, *to_clear;
|
|
notmuch_status_t status = NOTMUCH_STATUS_SUCCESS;
|
|
|
|
_get_maildir_flag_actions (message, &to_set, &to_clear);
|
|
|
|
for (filenames = notmuch_message_get_filenames (message);
|
|
notmuch_filenames_valid (filenames);
|
|
notmuch_filenames_move_to_next (filenames)) {
|
|
filename = notmuch_filenames_get (filenames);
|
|
|
|
if (! _filename_is_in_maildir (filename))
|
|
continue;
|
|
|
|
filename_new = _new_maildir_filename (message, filename,
|
|
to_set, to_clear);
|
|
if (filename_new == NULL)
|
|
continue;
|
|
|
|
if (strcmp (filename, filename_new)) {
|
|
int err;
|
|
notmuch_status_t new_status;
|
|
|
|
err = rename (filename, filename_new);
|
|
if (err)
|
|
continue;
|
|
|
|
new_status = _notmuch_message_remove_filename (message,
|
|
filename);
|
|
/* Hold on to only the first error. */
|
|
if (! status && new_status
|
|
&& new_status != NOTMUCH_STATUS_DUPLICATE_MESSAGE_ID) {
|
|
status = new_status;
|
|
continue;
|
|
}
|
|
|
|
new_status = _notmuch_message_add_filename (message,
|
|
filename_new);
|
|
/* Hold on to only the first error. */
|
|
if (! status && new_status) {
|
|
status = new_status;
|
|
continue;
|
|
}
|
|
|
|
_notmuch_message_sync (message);
|
|
}
|
|
|
|
talloc_free (filename_new);
|
|
}
|
|
|
|
talloc_free (to_set);
|
|
talloc_free (to_clear);
|
|
|
|
return status;
|
|
}
|
|
|
|
notmuch_status_t
|
|
notmuch_message_remove_all_tags (notmuch_message_t *message)
|
|
{
|
|
notmuch_private_status_t private_status;
|
|
notmuch_status_t status;
|
|
notmuch_tags_t *tags;
|
|
const char *tag;
|
|
|
|
status = _notmuch_database_ensure_writable (message->notmuch);
|
|
if (status)
|
|
return status;
|
|
tags = notmuch_message_get_tags (message);
|
|
if (! tags)
|
|
return NOTMUCH_STATUS_XAPIAN_EXCEPTION;
|
|
|
|
for (;
|
|
notmuch_tags_valid (tags);
|
|
notmuch_tags_move_to_next (tags)) {
|
|
tag = notmuch_tags_get (tags);
|
|
|
|
private_status = _notmuch_message_remove_term (message, "tag", tag);
|
|
if (private_status) {
|
|
return COERCE_STATUS (private_status,
|
|
"_notmuch_message_remove_term return unexpected value: %d\n",
|
|
private_status);
|
|
}
|
|
}
|
|
|
|
if (! message->frozen)
|
|
_notmuch_message_sync (message);
|
|
|
|
talloc_free (tags);
|
|
return NOTMUCH_STATUS_SUCCESS;
|
|
}
|
|
|
|
notmuch_status_t
|
|
notmuch_message_freeze (notmuch_message_t *message)
|
|
{
|
|
notmuch_status_t status;
|
|
|
|
status = _notmuch_database_ensure_writable (message->notmuch);
|
|
if (status)
|
|
return status;
|
|
|
|
message->frozen++;
|
|
|
|
return NOTMUCH_STATUS_SUCCESS;
|
|
}
|
|
|
|
notmuch_status_t
|
|
notmuch_message_thaw (notmuch_message_t *message)
|
|
{
|
|
notmuch_status_t status;
|
|
|
|
status = _notmuch_database_ensure_writable (message->notmuch);
|
|
if (status)
|
|
return status;
|
|
|
|
if (message->frozen > 0) {
|
|
message->frozen--;
|
|
if (message->frozen == 0)
|
|
_notmuch_message_sync (message);
|
|
return NOTMUCH_STATUS_SUCCESS;
|
|
} else {
|
|
return NOTMUCH_STATUS_UNBALANCED_FREEZE_THAW;
|
|
}
|
|
}
|
|
|
|
void
|
|
notmuch_message_destroy (notmuch_message_t *message)
|
|
{
|
|
talloc_free (message);
|
|
}
|
|
|
|
notmuch_database_t *
|
|
notmuch_message_get_database (const notmuch_message_t *message)
|
|
{
|
|
return message->notmuch;
|
|
}
|
|
|
|
static void
|
|
_notmuch_message_ensure_property_map (notmuch_message_t *message)
|
|
{
|
|
notmuch_string_node_t *node;
|
|
|
|
if (message->property_map)
|
|
return;
|
|
|
|
_notmuch_message_ensure_metadata (message, message->property_term_list);
|
|
|
|
message->property_map = _notmuch_string_map_create (message);
|
|
|
|
for (node = message->property_term_list->head; node; node = node->next) {
|
|
const char *key;
|
|
char *value;
|
|
|
|
value = strchr (node->string, '=');
|
|
if (! value)
|
|
INTERNAL_ERROR ("malformed property term");
|
|
|
|
*value = '\0';
|
|
value++;
|
|
key = node->string;
|
|
|
|
_notmuch_string_map_append (message->property_map, key, value);
|
|
|
|
}
|
|
|
|
talloc_free (message->property_term_list);
|
|
message->property_term_list = NULL;
|
|
}
|
|
|
|
notmuch_string_map_t *
|
|
_notmuch_message_property_map (notmuch_message_t *message)
|
|
{
|
|
_notmuch_message_ensure_property_map (message);
|
|
|
|
return message->property_map;
|
|
}
|
|
|
|
bool
|
|
_notmuch_message_frozen (notmuch_message_t *message)
|
|
{
|
|
return message->frozen;
|
|
}
|
|
|
|
notmuch_status_t
|
|
notmuch_message_reindex (notmuch_message_t *message,
|
|
notmuch_indexopts_t *indexopts)
|
|
{
|
|
notmuch_database_t *notmuch = NULL;
|
|
notmuch_status_t ret = NOTMUCH_STATUS_SUCCESS;
|
|
notmuch_private_status_t private_status;
|
|
notmuch_filenames_t *orig_filenames = NULL;
|
|
const char *orig_thread_id = NULL;
|
|
notmuch_message_file_t *message_file = NULL;
|
|
|
|
int found = 0;
|
|
|
|
if (message == NULL)
|
|
return NOTMUCH_STATUS_NULL_POINTER;
|
|
|
|
/* Save in case we need to delete message */
|
|
orig_thread_id = notmuch_message_get_thread_id (message);
|
|
if (! orig_thread_id) {
|
|
/* the following is correct as long as there is only one reason
|
|
n_m_get_thread_id returns NULL
|
|
*/
|
|
return NOTMUCH_STATUS_XAPIAN_EXCEPTION;
|
|
}
|
|
|
|
/* strdup it because the metadata may be invalidated */
|
|
orig_thread_id = talloc_strdup (message, orig_thread_id);
|
|
|
|
notmuch = notmuch_message_get_database (message);
|
|
|
|
ret = _notmuch_database_ensure_writable (notmuch);
|
|
if (ret)
|
|
return ret;
|
|
|
|
orig_filenames = notmuch_message_get_filenames (message);
|
|
|
|
private_status = _notmuch_message_remove_indexed_terms (message);
|
|
if (private_status) {
|
|
ret = COERCE_STATUS (private_status, "error removing terms");
|
|
goto DONE;
|
|
}
|
|
|
|
ret = notmuch_message_remove_all_properties_with_prefix (message, "index.");
|
|
if (ret)
|
|
goto DONE; /* XXX TODO: distinguish from other error returns above? */
|
|
if (indexopts && notmuch_indexopts_get_decrypt_policy (indexopts) == NOTMUCH_DECRYPT_FALSE) {
|
|
ret = notmuch_message_remove_all_properties (message, "session-key");
|
|
if (ret)
|
|
goto DONE;
|
|
}
|
|
|
|
/* re-add the filenames with the associated indexopts */
|
|
for (; notmuch_filenames_valid (orig_filenames);
|
|
notmuch_filenames_move_to_next (orig_filenames)) {
|
|
|
|
const char *date;
|
|
const char *from, *to, *subject;
|
|
char *message_id = NULL;
|
|
const char *thread_id = NULL;
|
|
|
|
const char *filename = notmuch_filenames_get (orig_filenames);
|
|
|
|
message_file = _notmuch_message_file_open (notmuch, filename);
|
|
if (message_file == NULL)
|
|
continue;
|
|
|
|
ret = _notmuch_message_file_get_headers (message_file,
|
|
&from, &subject, &to, &date,
|
|
&message_id);
|
|
if (ret)
|
|
goto DONE;
|
|
|
|
/* XXX TODO: deal with changing message id? */
|
|
|
|
_notmuch_message_add_filename (message, filename);
|
|
|
|
ret = _notmuch_database_link_message_to_parents (notmuch, message,
|
|
message_file,
|
|
&thread_id);
|
|
if (ret)
|
|
goto DONE;
|
|
|
|
if (thread_id == NULL)
|
|
thread_id = orig_thread_id;
|
|
|
|
_notmuch_message_add_term (message, "thread", thread_id);
|
|
/* Take header values only from first filename */
|
|
if (found == 0)
|
|
_notmuch_message_set_header_values (message, date, from, subject);
|
|
|
|
ret = _notmuch_message_index_file (message, indexopts, message_file);
|
|
|
|
if (ret == NOTMUCH_STATUS_FILE_ERROR)
|
|
continue;
|
|
if (ret)
|
|
goto DONE;
|
|
|
|
found++;
|
|
_notmuch_message_file_close (message_file);
|
|
message_file = NULL;
|
|
}
|
|
if (found == 0) {
|
|
/* put back thread id to help cleanup */
|
|
_notmuch_message_add_term (message, "thread", orig_thread_id);
|
|
ret = _notmuch_message_delete (message);
|
|
} else {
|
|
_notmuch_message_sync (message);
|
|
}
|
|
|
|
DONE:
|
|
if (message_file)
|
|
_notmuch_message_file_close (message_file);
|
|
|
|
/* XXX TODO destroy orig_filenames? */
|
|
return ret;
|
|
}
|