-
Notifications
You must be signed in to change notification settings - Fork 2
/
Copy pathada_gui-gnoga-server-model-queries.adb
140 lines (126 loc) · 5.86 KB
/
ada_gui-gnoga-server-model-queries.adb
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
-- Ada_GUI implementation based on Gnoga. Adapted 2021
-- --
-- GNOGA - The GNU Omnificent GUI for Ada --
-- --
-- G N O G A . S E R V E R . M O D E L . Q U E R I E S --
-- --
-- B o d y --
-- --
-- --
-- Copyright (C) 2014 David Botton --
-- --
-- This library is free software; you can redistribute it and/or modify --
-- it under terms of the GNU General Public License as published by the --
-- Free Software Foundation; either version 3, or (at your option) any --
-- later version. This library is distributed in the hope that it will be --
-- useful, but WITHOUT ANY WARRANTY; without even the implied warranty of --
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. --
-- --
-- As a special exception under Section 7 of GPL version 3, you are --
-- granted additional permissions described in the GCC Runtime Library --
-- Exception, version 3.1, as published by the Free Software Foundation. --
-- --
-- You should have received a copy of the GNU General Public License and --
-- a copy of the GCC Runtime Library Exception along with this program; --
-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
-- <http://www.gnu.org/licenses/>. --
-- --
-- As a special exception, if other files instantiate generics from this --
-- unit, or you link this unit with other files to produce an executable, --
-- this unit does not by itself cause the resulting executable to be --
-- covered by the GNU General Public License. This exception does not --
-- however invalidate any other reasons why the executable file might be --
-- covered by the GNU Public License. --
-- --
-- For more information please go to http://www.gnoga.com --
------------------------------------------------------------------------------
with Ada.Strings.Unbounded;
package body Ada_GUI.Gnoga.Server.Model.Queries is
--------------
-- Find_All --
--------------
function Find_All
(Name : access String;
Connection : access Gnoga.Server.Database.Connection'Class;
Like : in String := "";
Order_By : in String := "")
return Active_Record_Array.Vector
is
R : Active_Record (Name, Connection);
begin
return Find_All (R, Like, Order_By);
end Find_All;
function Find_All
(Template : Active_Record'Class;
Like : String := "";
Order_By : String := "")
return Active_Record_Array.Vector
is
use Ada.Strings.Unbounded;
use Ada.Strings;
SQL : Unbounded_String :=
To_Unbounded_String ("select * from ") & Template.Table_Name.all;
begin
if Like /= "" then
SQL := SQL & " where " & Like;
end if;
if Order_By /= "" then
SQL := SQL & " order by " & Order_By;
end if;
declare
RS : Gnoga.Server.Database.Recordset'Class :=
Template.Connection.Query (To_String (SQL));
Rows : Active_Record_Array.Vector;
Row : Active_Record (Template.Table_Name, Template.Connection);
begin
Row.Is_New := False;
while RS.Next loop
Row.Values := RS.Field_Values;
Rows.Append (Row);
end loop;
RS.Close;
return Rows;
end;
end Find_All;
----------------
-- Find_Items --
----------------
function Find_Items (Parent : in Active_Record'Class;
Child_Table : access String;
Like : in String := "";
Order_By : in String := "")
return Active_Record_Array.Vector
is
Remove_s : constant String := Parent.Table_Name.all;
Where_Clause : constant String :=
Remove_s (Remove_s'First .. Remove_s'Last - 1)
& "_id = " & Parent.Value ("id");
begin
if Like /= "" then
return Find_All (Child_Table, Parent.Connection,
Where_Clause & " and " & Like, Order_By);
else
return Find_All (Child_Table, Parent.Connection,
Where_Clause, Order_By);
end if;
end Find_Items;
function Find_Items (Parent : Active_Record'Class;
Child_Template : Active_Record'Class;
Like : String := "";
Order_By : String := "")
return Active_Record_Array.Vector
is
Remove_s : constant String := Parent.Table_Name.all;
Where_Clause : constant String :=
Remove_s (Remove_s'First .. Remove_s'Last - 1)
& "_id = " & Parent.Value ("id");
begin
if Like /= "" then
return Find_All (Child_Template,
Where_Clause & " and " & Like, Order_By);
else
return Find_All (Child_Template,
Where_Clause, Order_By);
end if;
end Find_Items;
end Ada_GUI.Gnoga.Server.Model.Queries;