X-Git-Url: https://git.notmuchmail.org/git?p=notmuch;a=blobdiff_plain;f=lib%2Fthread.cc;h=b599a97d445ec1cd5a5efbe647f85ae2f95efb8a;hp=b29f2c92a3fd5c8856455e655669c806bf0253ee;hb=9b568e73e1afc211306d18dac3d27df4a07a0fdd;hpb=b3caef1f0659dac8183441357c8fee500a940889 diff --git a/lib/thread.cc b/lib/thread.cc index b29f2c92..b599a97d 100644 --- a/lib/thread.cc +++ b/lib/thread.cc @@ -13,7 +13,7 @@ * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License - * along with this program. If not, see http://www.gnu.org/licenses/ . + * along with this program. If not, see https://www.gnu.org/licenses/ . * * Author: Carl Worth */ @@ -24,6 +24,8 @@ #include #include /* GHashTable */ +#define EMPTY_STRING(s) ((s)[0] == '\0') + struct _notmuch_thread { notmuch_database_t *notmuch; char *thread_id; @@ -35,9 +37,14 @@ struct _notmuch_thread { char *authors; GHashTable *tags; + /* All messages, oldest first. */ notmuch_message_list_t *message_list; + /* Top-level messages, oldest first. */ + notmuch_message_list_t *toplevel_list; + GHashTable *message_hash; int total_messages; + int total_files; int matched_messages; time_t oldest; time_t newest; @@ -52,12 +59,12 @@ _notmuch_thread_destructor (notmuch_thread_t *thread) g_hash_table_unref (thread->message_hash); if (thread->authors_array) { - g_ptr_array_free (thread->authors_array, TRUE); + g_ptr_array_free (thread->authors_array, true); thread->authors_array = NULL; } if (thread->matched_authors_array) { - g_ptr_array_free (thread->matched_authors_array, TRUE); + g_ptr_array_free (thread->matched_authors_array, true); thread->matched_authors_array = NULL; } @@ -149,10 +156,13 @@ _resolve_thread_authors_string (notmuch_thread_t *thread) first_non_matched_author = 0; } - g_ptr_array_free (thread->authors_array, TRUE); + g_ptr_array_free (thread->authors_array, true); thread->authors_array = NULL; - g_ptr_array_free (thread->matched_authors_array, TRUE); + g_ptr_array_free (thread->matched_authors_array, true); thread->matched_authors_array = NULL; + + if (!thread->authors) + thread->authors = talloc_strdup(thread, ""); } /* clean up the ugly "Lastname, Firstname" format that some mail systems @@ -186,8 +196,16 @@ _thread_cleanup_author (notmuch_thread_t *thread, if (comma && strlen(comma) > 1) { /* let's assemble what we think is the correct name */ lname = comma - author; - fname = strlen(author) - lname - 2; - strncpy(clean_author, comma + 2, fname); + + /* Skip all the spaces after the comma */ + fname = strlen(author) - lname - 1; + comma += 1; + while (*comma == ' ') { + fname -= 1; + comma += 1; + } + strncpy(clean_author, comma, fname); + *(clean_author+fname) = ' '; strncpy(clean_author + fname + 1, author, lname); *(clean_author+fname+1+lname) = '\0'; @@ -214,7 +232,9 @@ _thread_cleanup_author (notmuch_thread_t *thread, */ static void _thread_add_message (notmuch_thread_t *thread, - notmuch_message_t *message) + notmuch_message_t *message, + notmuch_string_list_t *exclude_terms, + notmuch_exclude_t omit_exclude) { notmuch_tags_t *tags; const char *tag; @@ -222,10 +242,35 @@ _thread_add_message (notmuch_thread_t *thread, InternetAddress *address; const char *from, *author; char *clean_author; + bool message_excluded = false; + + if (omit_exclude != NOTMUCH_EXCLUDE_FALSE) { + for (tags = notmuch_message_get_tags (message); + notmuch_tags_valid (tags); + notmuch_tags_move_to_next (tags)) + { + tag = notmuch_tags_get (tags); + /* Is message excluded? */ + for (notmuch_string_node_t *term = exclude_terms->head; + term != NULL; + term = term->next) + { + /* Check for an empty string, and then ignore initial 'K'. */ + if (*(term->string) && strcmp(tag, (term->string + 1)) == 0) { + message_excluded = true; + break; + } + } + } + } + + if (message_excluded && omit_exclude == NOTMUCH_EXCLUDE_ALL) + return; _notmuch_message_list_add_message (thread->message_list, talloc_steal (thread, message)); thread->total_messages++; + thread->total_files += notmuch_message_count_files (message); g_hash_table_insert (thread->message_hash, xstrdup (notmuch_message_get_message_id (message)), @@ -239,14 +284,15 @@ _thread_add_message (notmuch_thread_t *thread, address = internet_address_list_get_address (list, 0); if (address) { author = internet_address_get_name (address); - if (author == NULL) { + /* We treat quoted empty names as if they were empty. */ + if (author == NULL || author[0] == '\0') { InternetAddressMailbox *mailbox; mailbox = INTERNET_ADDRESS_MAILBOX (address); author = internet_address_mailbox_get_addr (mailbox); } clean_author = _thread_cleanup_author (thread, author, from); _thread_add_author (thread, clean_author); - notmuch_message_set_author (message, clean_author); + _notmuch_message_set_author (message, clean_author); } g_object_unref (G_OBJECT (list)); } @@ -264,6 +310,10 @@ _thread_add_message (notmuch_thread_t *thread, tag = notmuch_tags_get (tags); g_hash_table_insert (thread->tags, xstrdup (tag), NULL); } + + /* Mark excluded messages. */ + if (message_excluded) + notmuch_message_set_flag (message, NOTMUCH_MESSAGE_FLAG_EXCLUDED, true); } static void @@ -289,10 +339,12 @@ _thread_set_subject_from_message (notmuch_thread_t *thread, cleaned_subject = talloc_strdup (thread, subject); } - if (thread->subject) - talloc_free (thread->subject); + if (! EMPTY_STRING(cleaned_subject)) { + if (thread->subject) + talloc_free (thread->subject); - thread->subject = talloc_strdup (thread, cleaned_subject); + thread->subject = talloc_strdup (thread, cleaned_subject); + } } /* Add a message to this thread which is known to match the original @@ -317,11 +369,13 @@ _thread_add_matched_message (notmuch_thread_t *thread, if (date > thread->newest || ! thread->matched_messages) { thread->newest = date; - if (sort != NOTMUCH_SORT_OLDEST_FIRST) + const char *cur_subject = notmuch_thread_get_subject(thread); + if (sort != NOTMUCH_SORT_OLDEST_FIRST || EMPTY_STRING(cur_subject)) _thread_set_subject_from_message (thread, message); } - thread->matched_messages++; + if (!notmuch_message_get_flag (message, NOTMUCH_MESSAGE_FLAG_EXCLUDED)) + thread->matched_messages++; if (g_hash_table_lookup_extended (thread->message_hash, notmuch_message_get_message_id (message), NULL, @@ -330,35 +384,57 @@ _thread_add_matched_message (notmuch_thread_t *thread, NOTMUCH_MESSAGE_FLAG_MATCH, 1); } - _thread_add_matched_author (thread, notmuch_message_get_author (hashed_message)); + _thread_add_matched_author (thread, _notmuch_message_get_author (hashed_message)); } static void -_resolve_thread_relationships (unused (notmuch_thread_t *thread)) +_resolve_thread_relationships (notmuch_thread_t *thread) { - notmuch_message_node_t **prev, *node; + notmuch_message_node_t *node, *first_node; notmuch_message_t *message, *parent; const char *in_reply_to; - prev = &thread->message_list->head; - while ((node = *prev)) { + first_node = thread->message_list->head; + if (! first_node) + return; + + for (node = first_node->next; node; node = node->next) { message = node->message; in_reply_to = _notmuch_message_get_in_reply_to (message); if (in_reply_to && strlen (in_reply_to) && g_hash_table_lookup_extended (thread->message_hash, in_reply_to, NULL, (void **) &parent)) - { - *prev = node->next; - if (thread->message_list->tail == &node->next) - thread->message_list->tail = prev; - node->next = NULL; - _notmuch_message_add_reply (parent, node); - } else { - prev = &((*prev)->next); - } + _notmuch_message_add_reply (parent, message); + else + _notmuch_message_list_add_message (thread->toplevel_list, message); } + /* + * if we reach the end of the list without finding a top-level + * message, that means the thread is a cycle (or set of cycles) + * and any message can be considered top-level. Choose the oldest + * message, which happens to be first in our list. + */ + if (first_node) { + message = first_node->message; + in_reply_to = _notmuch_message_get_in_reply_to (message); + if (thread->toplevel_list->head && + in_reply_to && strlen (in_reply_to) && + g_hash_table_lookup_extended (thread->message_hash, + in_reply_to, NULL, + (void **) &parent)) + _notmuch_message_add_reply (parent, message); + else + _notmuch_message_list_add_message (thread->toplevel_list, message); + } + + /* XXX this could be made conditional on messages being inserted + * (out of order) in later passes + */ + thread->toplevel_list = _notmuch_message_sort_subtrees (thread, thread->toplevel_list); + + /* XXX: After scanning through the entire list looking for parents * via "In-Reply-To", we should do a second pass that looks at the * list of messages IDs in the "References" header instead. (And @@ -392,33 +468,38 @@ _notmuch_thread_create (void *ctx, notmuch_database_t *notmuch, unsigned int seed_doc_id, notmuch_doc_id_set_t *match_set, + notmuch_string_list_t *exclude_terms, + notmuch_exclude_t omit_excluded, notmuch_sort_t sort) { - notmuch_thread_t *thread; + void *local = talloc_new (ctx); + notmuch_thread_t *thread = NULL; notmuch_message_t *seed_message; const char *thread_id; - const char *thread_id_query_string; + char *thread_id_query_string; notmuch_query_t *thread_id_query; notmuch_messages_t *messages; notmuch_message_t *message; + notmuch_status_t status; - seed_message = _notmuch_message_create (ctx, notmuch, seed_doc_id, NULL); + seed_message = _notmuch_message_create (local, notmuch, seed_doc_id, NULL); if (! seed_message) INTERNAL_ERROR ("Thread seed message %u does not exist", seed_doc_id); thread_id = notmuch_message_get_thread_id (seed_message); - thread_id_query_string = talloc_asprintf (ctx, "thread:%s", thread_id); + thread_id_query_string = talloc_asprintf (local, "thread:%s", thread_id); if (unlikely (thread_id_query_string == NULL)) - return NULL; + goto DONE; - thread_id_query = notmuch_query_create (notmuch, thread_id_query_string); + thread_id_query = talloc_steal ( + local, notmuch_query_create (notmuch, thread_id_query_string)); if (unlikely (thread_id_query == NULL)) - return NULL; + goto DONE; - thread = talloc (ctx, notmuch_thread_t); + thread = talloc (local, notmuch_thread_t); if (unlikely (thread == NULL)) - return NULL; + goto DONE; talloc_set_destructor (thread, _notmuch_thread_destructor); @@ -437,13 +518,18 @@ _notmuch_thread_create (void *ctx, free, NULL); thread->message_list = _notmuch_message_list_create (thread); - if (unlikely (thread->message_list == NULL)) - return NULL; + thread->toplevel_list = _notmuch_message_list_create (thread); + if (unlikely (thread->message_list == NULL || + thread->toplevel_list == NULL)) { + thread = NULL; + goto DONE; + } thread->message_hash = g_hash_table_new_full (g_str_hash, g_str_equal, free, NULL); thread->total_messages = 0; + thread->total_files = 0; thread->matched_messages = 0; thread->oldest = 0; thread->newest = 0; @@ -454,7 +540,11 @@ _notmuch_thread_create (void *ctx, * oldest or newest subject is desired. */ notmuch_query_set_sort (thread_id_query, NOTMUCH_SORT_OLDEST_FIRST); - for (messages = notmuch_query_search_messages (thread_id_query); + status = notmuch_query_search_messages (thread_id_query, &messages); + if (status) + goto DONE; + + for (; notmuch_messages_valid (messages); notmuch_messages_move_to_next (messages)) { @@ -465,7 +555,7 @@ _notmuch_thread_create (void *ctx, if (doc_id == seed_doc_id) message = seed_message; - _thread_add_message (thread, message); + _thread_add_message (thread, message, exclude_terms, omit_excluded); if ( _notmuch_doc_id_set_contains (match_set, doc_id)) { _notmuch_doc_id_set_remove (match_set, doc_id); @@ -475,17 +565,26 @@ _notmuch_thread_create (void *ctx, _notmuch_message_close (message); } - notmuch_query_destroy (thread_id_query); - _resolve_thread_authors_string (thread); _resolve_thread_relationships (thread); + /* Commit to returning thread. */ + (void) talloc_steal (ctx, thread); + + DONE: + talloc_free (local); return thread; } notmuch_messages_t * notmuch_thread_get_toplevel_messages (notmuch_thread_t *thread) +{ + return _notmuch_messages_create (thread->toplevel_list); +} + +notmuch_messages_t * +notmuch_thread_get_messages (notmuch_thread_t *thread) { return _notmuch_messages_create (thread->message_list); } @@ -502,6 +601,12 @@ notmuch_thread_get_total_messages (notmuch_thread_t *thread) return thread->total_messages; } +int +notmuch_thread_get_total_files (notmuch_thread_t *thread) +{ + return thread->total_files; +} + int notmuch_thread_get_matched_messages (notmuch_thread_t *thread) { @@ -535,23 +640,23 @@ notmuch_thread_get_newest_date (notmuch_thread_t *thread) notmuch_tags_t * notmuch_thread_get_tags (notmuch_thread_t *thread) { - notmuch_tags_t *tags; + notmuch_string_list_t *tags; GList *keys, *l; - tags = _notmuch_tags_create (thread); + tags = _notmuch_string_list_create (thread); if (unlikely (tags == NULL)) return NULL; keys = g_hash_table_get_keys (thread->tags); for (l = keys; l; l = l->next) - _notmuch_tags_add_tag (tags, (char *) l->data); + _notmuch_string_list_append (tags, (char *) l->data); g_list_free (keys); - _notmuch_tags_prepare_iterator (tags); + _notmuch_string_list_sort (tags); - return tags; + return _notmuch_tags_create (thread, tags); } void