const char *
notmuch_message_get_header (notmuch_message_t *message, const char *header)
{
- std::string value;
+ try {
+ std::string value;
+
+ /* Fetch header from the appropriate xapian value field if
+ * available */
+ if (strcasecmp (header, "from") == 0)
+ value = message->doc.get_value (NOTMUCH_VALUE_FROM);
+ else if (strcasecmp (header, "subject") == 0)
+ value = message->doc.get_value (NOTMUCH_VALUE_SUBJECT);
+ else if (strcasecmp (header, "message-id") == 0)
+ value = message->doc.get_value (NOTMUCH_VALUE_MESSAGE_ID);
- /* Fetch header from the appropriate xapian value field if
- * available */
- if (strcasecmp (header, "from") == 0)
- value = message->doc.get_value (NOTMUCH_VALUE_FROM);
- else if (strcasecmp (header, "subject") == 0)
- value = message->doc.get_value (NOTMUCH_VALUE_SUBJECT);
- else if (strcasecmp (header, "message-id") == 0)
- value = message->doc.get_value (NOTMUCH_VALUE_MESSAGE_ID);
+ if (!value.empty())
+ return talloc_strdup (message, value.c_str ());
- if (!value.empty())
- return talloc_strdup (message, value.c_str ());
+ } catch (Xapian::Error &error) {
+ fprintf (stderr, "A Xapian exception occurred when reading header: %s\n",
+ error.get_msg().c_str());
+ message->notmuch->exception_reported = TRUE;
+ return NULL;
+ }
/* Otherwise fall back to parsing the file */
_notmuch_message_ensure_message_file (message);
return _notmuch_messages_create (message->replies);
}
+static void
+_notmuch_message_remove_terms (notmuch_message_t *message, const char *prefix)
+{
+ Xapian::TermIterator i;
+ size_t 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));
+ } catch (const Xapian::InvalidArgumentError) {
+ /* Ignore failure to remove non-existent term. */
+ }
+ }
+}
+
+/* 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);
+
+ 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;
+
+ /* Terminate loop at first term without desired prefix. */
+ if (strncmp ((*i).c_str (), direntry_prefix, direntry_prefix_len))
+ break;
+
+ /* Indicate that there are filenames remaining. */
+ status = NOTMUCH_STATUS_DUPLICATE_MESSAGE_ID;
+
+ direntry = (*i).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
* notmuch_directory_get_child_files() . */
_notmuch_message_add_term (message, "file-direntry", direntry);
- /* New terms allow user to search with folder: specification. */
- _notmuch_message_gen_terms (message, "folder", directory);
+ _notmuch_message_add_folder_terms (message, directory);
+ _notmuch_message_add_path_terms (message, directory);
talloc_free (local);
_notmuch_message_remove_filename (notmuch_message_t *message,
const char *filename)
{
- const char *direntry_prefix = _find_prefix ("file-direntry");
- int direntry_prefix_len = strlen (direntry_prefix);
- const char *folder_prefix = _find_prefix ("folder");
- int folder_prefix_len = strlen (folder_prefix);
void *local = talloc_new (message);
- char *zfolder_prefix = talloc_asprintf(local, "Z%s", folder_prefix);
- int zfolder_prefix_len = strlen (zfolder_prefix);
char *direntry;
notmuch_private_status_t private_status;
notmuch_status_t status;
- Xapian::TermIterator i, last;
status = _notmuch_database_filename_to_direntry (
local, message->notmuch, filename, NOTMUCH_FIND_LOOKUP, &direntry);
if (status)
return status;
- /* Re-synchronize "folder:" terms for this message. This requires:
- * 1. removing all "folder:" terms
- * 2. removing all "folder:" stemmed terms
- * 3. adding back terms for all remaining filenames of the message. */
-
- /* 1. removing all "folder:" terms */
- while (1) {
- i = message->doc.termlist_begin ();
- i.skip_to (folder_prefix);
-
- /* Terminate loop when no terms remain with desired prefix. */
- if (i == message->doc.termlist_end () ||
- strncmp ((*i).c_str (), folder_prefix, folder_prefix_len))
- {
- break;
- }
-
- try {
- message->doc.remove_term ((*i));
- } catch (const Xapian::InvalidArgumentError) {
- /* Ignore failure to remove non-existent term. */
- }
- }
-
- /* 2. removing all "folder:" stemmed terms */
- while (1) {
- i = message->doc.termlist_begin ();
- i.skip_to (zfolder_prefix);
-
- /* Terminate loop when no terms remain with desired prefix. */
- if (i == message->doc.termlist_end () ||
- strncmp ((*i).c_str (), zfolder_prefix, zfolder_prefix_len))
- {
- break;
- }
-
- try {
- message->doc.remove_term ((*i));
- } catch (const Xapian::InvalidArgumentError) {
- /* Ignore failure to remove non-existent term. */
- }
- }
-
- /* 3. adding back terms for all remaining filenames of the message. */
- i = message->doc.termlist_begin ();
- i.skip_to (direntry_prefix);
-
- for (; i != message->doc.termlist_end (); i++) {
- unsigned int directory_id;
- const char *direntry, *directory;
- char *colon;
+ /* Re-synchronize "folder:" and "path:" terms for this message. */
- /* Terminate loop at first term without desired prefix. */
- if (strncmp ((*i).c_str (), direntry_prefix, direntry_prefix_len))
- break;
+ /* Remove all "folder:" terms. */
+ _notmuch_message_remove_terms (message, _find_prefix ("folder"));
- /* Indicate that there are filenames remaining. */
- status = NOTMUCH_STATUS_DUPLICATE_MESSAGE_ID;
+ /* Remove all "path:" terms. */
+ _notmuch_message_remove_terms (message, _find_prefix ("path"));
- direntry = (*i).c_str ();
- direntry += direntry_prefix_len;
+ /* Add back terms for all remaining filenames of the message. */
+ status = _notmuch_message_add_directory_terms (local, message);
- directory_id = strtol (direntry, &colon, 10);
+ talloc_free (local);
- if (colon == NULL || *colon != ':')
- INTERNAL_ERROR ("malformed direntry");
+ return status;
+}
- directory = _notmuch_database_get_directory_path (local,
- message->notmuch,
- directory_id);
- if (strlen (directory))
- _notmuch_message_gen_terms (message, "folder", directory);
- }
+/* 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);
- talloc_free (local);
+ /* Remove all old "folder:" stemmed terms. */
+ _notmuch_message_remove_terms (message, ZFOLDER_PREFIX_V1);
- return status;
+ /* Add new boolean "folder:" and "path:" terms. */
+ _notmuch_message_add_directory_terms (message, message);
}
char *
try {
value = message->doc.get_value (NOTMUCH_VALUE_TIMESTAMP);
} catch (Xapian::Error &error) {
- INTERNAL_ERROR ("Failed to read timestamp value from document.");
+ fprintf (stderr, "A Xapian exception occurred when reading date: %s\n",
+ error.get_msg().c_str());
+ message->notmuch->exception_reported = TRUE;
return 0;
}