Add kivy helper search file

src/bitmessagekivy/kivy_helper_search.py

@@ -0,0 +1,71 @@
+"""
+Sql queries for bitmessagekivy
+"""
+from pybitmessage.helper_sql import sqlQuery
+
+
+def search_sql(
+        xAddress="toaddress", account=None, folder="inbox", where=None,
+        what=None, unreadOnly=False, start_indx=0, end_indx=20):
+    # pylint: disable=too-many-arguments, too-many-branches
+    """Method helping for searching mails"""
+    if what is not None and what != "":
+        what = "%" + what + "%"
+    else:
+        what = None
+    if folder in ("sent", "draft"):
+        sqlStatementBase = (
+            '''SELECT toaddress, fromaddress, subject, message, status,'''
+            ''' ackdata, senttime FROM sent '''
+        )
+    elif folder == "addressbook":
+        sqlStatementBase = '''SELECT label, address From addressbook '''
+    else:
+        sqlStatementBase = (
+            '''SELECT folder, msgid, toaddress, message, fromaddress,'''
+            ''' subject, received, read FROM inbox '''
+        )
+    sqlStatementParts = []
+    sqlArguments = []
+    if account is not None:
+        if xAddress == 'both':
+            sqlStatementParts.append("(fromaddress = ? OR toaddress = ?)")
+            sqlArguments.append(account)
+            sqlArguments.append(account)
+        else:
+            sqlStatementParts.append(xAddress + " = ? ")
+            sqlArguments.append(account)
+    if folder != "addressbook":
+        if folder is not None:
+            if folder == "new":
+                folder = "inbox"
+                unreadOnly = True
+            sqlStatementParts.append("folder = ? ")
+            sqlArguments.append(folder)
+        else:
+            sqlStatementParts.append("folder != ?")
+            sqlArguments.append("trash")
+    if what is not None:
+        for colmns in where:
+            if len(where) > 1:
+                if where[0] == colmns:
+                    filter_col = "(%s LIKE ?" % (colmns)
+                else:
+                    filter_col += " or %s LIKE ? )" % (colmns)
+            else:
+                filter_col = "%s LIKE ?" % (colmns)
+            sqlArguments.append(what)
+        sqlStatementParts.append(filter_col)
+    if unreadOnly:
+        sqlStatementParts.append("read = 0")
+    if sqlStatementParts:
+        sqlStatementBase += "WHERE " + " AND ".join(sqlStatementParts)
+    if folder in ("sent", "draft"):
+        sqlStatementBase += \
+            "ORDER BY senttime DESC limit {0}, {1}".format(
+                start_indx, end_indx)
+    elif folder == "inbox":
+        sqlStatementBase += \
+            "ORDER BY received DESC limit {0}, {1}".format(
+                start_indx, end_indx)
+    return sqlQuery(sqlStatementBase, sqlArguments)