X-Git-Url: https://git.notmuchmail.org/git?p=notmuch;a=blobdiff_plain;f=query.cc;h=b454560ace1723b315d336c9e4165559a3b9b0d6;hp=f66ee55649767639006fade6c22a6e963848adb7;hb=1ba3d46f;hpb=526b7144f7d692e04ce950dfa7d0ee1bdf792cdc

diff --git a/query.cc b/query.cc
index f66ee556..b454560a 100644
--- a/query.cc
+++ b/query.cc
@@ -21,6 +21,8 @@
 #include "notmuch-private.h"
 #include "database-private.h"
 
+#include <glib.h> /* GHashTable, GPtrArray */
+
 #include <xapian.h>
 
 struct _notmuch_query {
@@ -29,12 +31,18 @@ struct _notmuch_query {
     notmuch_sort_t sort;
 };
 
-struct _notmuch_results {
+struct _notmuch_message_results {
     notmuch_database_t *notmuch;
     Xapian::MSetIterator iterator;
     Xapian::MSetIterator iterator_end;
 };
 
+struct _notmuch_thread_results {
+    notmuch_database_t *notmuch;
+    GPtrArray *thread_ids;
+    unsigned int index;
+};
+
 notmuch_query_t *
 notmuch_query_create (notmuch_database_t *notmuch,
 		      const char *query_string)
@@ -71,7 +79,7 @@ notmuch_query_set_sort (notmuch_query_t *query, notmuch_sort_t sort)
  * talloc_set_destructor at all otherwise).
  */
 static int
-_notmuch_results_destructor (notmuch_results_t *results)
+_notmuch_message_results_destructor (notmuch_message_results_t *results)
 {
     results->iterator.~MSetIterator ();
     results->iterator_end.~MSetIterator ();
@@ -79,26 +87,28 @@ _notmuch_results_destructor (notmuch_results_t *results)
     return 0;
 }
 
-notmuch_results_t *
-notmuch_query_search (notmuch_query_t *query)
+notmuch_message_results_t *
+notmuch_query_search_messages (notmuch_query_t *query)
 {
     notmuch_database_t *notmuch = query->notmuch;
     const char *query_string = query->query_string;
-    notmuch_results_t *results;
+    notmuch_message_results_t *results;
 
-    results = talloc (query, notmuch_results_t);
+    results = talloc (query, notmuch_message_results_t);
     if (unlikely (results == NULL))
 	return NULL;
 
     try {
 	Xapian::Enquire enquire (*notmuch->xapian_db);
-	Xapian::Query mail_query ("Kmail");
+	Xapian::Query mail_query (talloc_asprintf (query, "%s%s",
+						   _find_prefix ("type"),
+						   "mail"));
 	Xapian::Query string_query, final_query;
 	Xapian::MSet mset;
-	unsigned int flags = (Xapian::QueryParser::FLAG_BOOLEAN &
-			      Xapian::QueryParser::FLAG_PHRASE &
-			      Xapian::QueryParser::FLAG_LOVEHATE &
-			      Xapian::QueryParser::FLAG_BOOLEAN_ANY_CASE &
+	unsigned int flags = (Xapian::QueryParser::FLAG_BOOLEAN |
+			      Xapian::QueryParser::FLAG_PHRASE |
+			      Xapian::QueryParser::FLAG_LOVEHATE |
+			      Xapian::QueryParser::FLAG_BOOLEAN_ANY_CASE |
 			      Xapian::QueryParser::FLAG_WILDCARD);
 
 	if (strcmp (query_string, "") == 0) {
@@ -112,10 +122,10 @@ notmuch_query_search (notmuch_query_t *query)
 
 	switch (query->sort) {
 	case NOTMUCH_SORT_DATE_OLDEST_FIRST:
-	    enquire.set_sort_by_value (NOTMUCH_VALUE_DATE, FALSE);
+	    enquire.set_sort_by_value (NOTMUCH_VALUE_TIMESTAMP, FALSE);
 	    break;
 	case NOTMUCH_SORT_DATE_NEWEST_FIRST:
-	    enquire.set_sort_by_value (NOTMUCH_VALUE_DATE, TRUE);
+	    enquire.set_sort_by_value (NOTMUCH_VALUE_TIMESTAMP, TRUE);
 	    break;
 	case NOTMUCH_SORT_MESSAGE_ID:
 	    enquire.set_sort_by_value (NOTMUCH_VALUE_MESSAGE_ID, FALSE);
@@ -135,7 +145,7 @@ notmuch_query_search (notmuch_query_t *query)
 	new (&results->iterator) Xapian::MSetIterator ();
 	new (&results->iterator_end) Xapian::MSetIterator ();
 
-	talloc_set_destructor (results, _notmuch_results_destructor);
+	talloc_set_destructor (results, _notmuch_message_results_destructor);
 
 	results->iterator = mset.begin ();
 	results->iterator_end = mset.end ();
@@ -148,6 +158,50 @@ notmuch_query_search (notmuch_query_t *query)
     return results;
 }
 
+notmuch_thread_results_t *
+notmuch_query_search_threads (notmuch_query_t *query)
+{
+    notmuch_thread_results_t *thread_results;
+    notmuch_message_results_t *message_results;
+    notmuch_message_t *message;
+    const char *thread_id;
+    GHashTable *seen;
+
+    thread_results = talloc (query, notmuch_thread_results_t);
+    if (thread_results == NULL)
+	return NULL;
+
+    thread_results->notmuch = query->notmuch;
+    thread_results->thread_ids = g_ptr_array_new ();
+    thread_results->index = 0;
+
+    seen = g_hash_table_new_full (g_str_hash, g_str_equal,
+				  free, NULL);
+
+    for (message_results = notmuch_query_search_messages (query);
+	 notmuch_message_results_has_more (message_results);
+	 notmuch_message_results_advance (message_results))
+    {
+	message = notmuch_message_results_get (message_results);
+	thread_id = notmuch_message_get_thread_id (message);
+
+	if (g_hash_table_lookup_extended (seen,
+					  thread_id, NULL, NULL))
+	{
+	    continue;
+	}
+
+	g_hash_table_insert (seen, xstrdup (thread_id), NULL);
+
+	g_ptr_array_add (thread_results->thread_ids,
+			 talloc_strdup (thread_results, thread_id));
+    }
+
+    g_hash_table_unref (seen);
+
+    return thread_results;
+}
+
 void
 notmuch_query_destroy (notmuch_query_t *query)
 {
@@ -155,30 +209,76 @@ notmuch_query_destroy (notmuch_query_t *query)
 }
 
 notmuch_bool_t
-notmuch_results_has_more (notmuch_results_t *results)
+notmuch_message_results_has_more (notmuch_message_results_t *results)
 {
     return (results->iterator != results->iterator_end);
 }
 
 notmuch_message_t *
-notmuch_results_get (notmuch_results_t *results)
+notmuch_message_results_get (notmuch_message_results_t *results)
 {
+    notmuch_message_t *message;
     Xapian::docid doc_id;
+    notmuch_private_status_t status;
 
     doc_id = *results->iterator;
 
-    return _notmuch_message_create (results,
-				    results->notmuch, doc_id);
+    message = _notmuch_message_create (results,
+				       results->notmuch, doc_id,
+				       &status);
+
+    if (message == NULL &&
+	status == NOTMUCH_PRIVATE_STATUS_NO_DOCUMENT_FOUND)
+    {
+	INTERNAL_ERROR ("a results iterator contains a non-existent document ID.\n");
+    }
+
+    return message;
 }
 
 void
-notmuch_results_advance (notmuch_results_t *results)
+notmuch_message_results_advance (notmuch_message_results_t *results)
 {
     results->iterator++;
 }
 
 void
-notmuch_results_destroy (notmuch_results_t *results)
+notmuch_message_results_destroy (notmuch_message_results_t *results)
+{
+    talloc_free (results);
+}
+
+notmuch_bool_t
+notmuch_thread_results_has_more (notmuch_thread_results_t *results)
+{
+    return (results->index < results->thread_ids->len);
+}
+
+notmuch_thread_t *
+notmuch_thread_results_get (notmuch_thread_results_t *results)
+{
+    notmuch_thread_t *thread;
+    const char *thread_id;
+
+    thread_id = (const char *) g_ptr_array_index (results->thread_ids,
+						  results->index);
+
+    thread = _notmuch_thread_create (results,
+				     results->notmuch,
+				     thread_id);
+
+    return thread;
+}
+
+void
+notmuch_thread_results_advance (notmuch_thread_results_t *results)
+{
+    results->index++;
+}
+
+void
+notmuch_thread_results_destroy (notmuch_thread_results_t *results)
 {
+    g_ptr_array_free (results->thread_ids, TRUE);
     talloc_free (results);
 }