bridge, memory: add "search" attribute to getHistory (filter the results with a unix globbing pattern)

src/memory/sqlite.py

@@ -264,7 +264,7 @@ class SqliteStorage(object):
                                           {"from_jid": from_jid.full(), "to_jid": to_jid.full(), "message": message})))
         return d
 
-    def getHistory(self, from_jid, to_jid, limit=None, between=True, profile=None):
+    def getHistory(self, from_jid, to_jid, limit=None, between=True, search=None, profile=None):
         """Retrieve messages in history
         @param from_jid (JID): source JID (full, or bare for catchall)
         @param to_jid (JID): dest JID (full, or bare for catchall)
@@ -272,6 +272,7 @@ class SqliteStorage(object):
             - 0 for no message (returns the empty list)
             - None for unlimited
         @param between (bool): confound source and dest (ignore the direction)
+        @param search (str): pattern to filter the history results
         @param profile (str): %(doc_profile)s
         @return: list of tuple as in http://wiki.goffi.org/wiki/Bridge_API#getHistory
         """
@@ -311,6 +312,10 @@ class SqliteStorage(object):
         else:
             query_parts.append("%s AND %s" % (test_jid('source', from_jid),
                                               test_jid('dest', to_jid)))
+        if search:
+            # TODO: use REGEXP (function to be defined) instead of GLOB: https://www.sqlite.org/lang_expr.html
+            query_parts.append("AND message GLOB ?")
+            values.append("*%s*" % search)
 
         query_parts.append("ORDER BY timestamp DESC")