Line data Source code
1 : /********************************************************************\
2 : * gnc-employee-sql.c -- employee sql implementation *
3 : * *
4 : * This program is free software; you can redistribute it and/or *
5 : * modify it under the terms of the GNU General Public License as *
6 : * published by the Free Software Foundation; either version 2 of *
7 : * the License, or (at your option) any later version. *
8 : * *
9 : * This program is distributed in the hope that it will be useful, *
10 : * but WITHOUT ANY WARRANTY; without even the implied warranty of *
11 : * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
12 : * GNU General Public License for more details. *
13 : * *
14 : * You should have received a copy of the GNU General Public License*
15 : * along with this program; if not, contact: *
16 : * *
17 : * Free Software Foundation Voice: +1-617-542-5942 *
18 : * 51 Franklin Street, Fifth Floor Fax: +1-617-542-2652 *
19 : * Boston, MA 02110-1301, USA gnu@gnu.org *
20 : * *
21 : \********************************************************************/
22 :
23 : /** @file gnc-employee-sql.c
24 : * @brief load and save address data to SQL
25 : * @author Copyright (c) 2007-2008 Phil Longstaff <plongstaff@rogers.com>
26 : *
27 : * This file implements the top-level QofBackend API for saving/
28 : * restoring data to/from an SQL database
29 : */
30 : #include <glib.h>
31 :
32 : #include <config.h>
33 :
34 : #include <stdlib.h>
35 : #include <string.h>
36 :
37 : #include "gnc-commodity.h"
38 : #include "gncEmployeeP.h"
39 :
40 : #include "gnc-sql-connection.hpp"
41 : #include "gnc-sql-backend.hpp"
42 : #include "gnc-sql-object-backend.hpp"
43 : #include "gnc-sql-column-table-entry.hpp"
44 : #include "gnc-slots-sql.h"
45 : #include "gnc-commodity-sql.h"
46 : #include "gnc-employee-sql.h"
47 :
48 : #define _GNC_MOD_NAME GNC_ID_EMPLOYEE
49 :
50 : static QofLogModule log_module = G_LOG_DOMAIN;
51 :
52 : #define MAX_USERNAME_LEN 2048
53 : #define MAX_ID_LEN 2048
54 : #define MAX_LANGUAGE_LEN 2048
55 : #define MAX_ACL_LEN 2048
56 :
57 : #define TABLE_NAME "employees"
58 : #define TABLE_VERSION 2
59 :
60 : static EntryVec col_table
61 : ({
62 : gnc_sql_make_table_entry<CT_GUID>("guid", 0, COL_NNUL | COL_PKEY, "guid"),
63 : gnc_sql_make_table_entry<CT_STRING>(
64 : "username", MAX_USERNAME_LEN, COL_NNUL, "username"),
65 : gnc_sql_make_table_entry<CT_STRING>("id", MAX_ID_LEN, COL_NNUL, "id"),
66 : gnc_sql_make_table_entry<CT_STRING>(
67 : "language", MAX_LANGUAGE_LEN, COL_NNUL, "language"),
68 : gnc_sql_make_table_entry<CT_STRING>("acl", MAX_ACL_LEN, COL_NNUL, "acl"),
69 : gnc_sql_make_table_entry<CT_BOOLEAN>("active", 0, COL_NNUL, "active"),
70 : gnc_sql_make_table_entry<CT_COMMODITYREF>(
71 : "currency", 0, COL_NNUL, "currency"),
72 : gnc_sql_make_table_entry<CT_ACCOUNTREF>(
73 : "ccard_guid", 0, 0, "credit-card-account"),
74 : gnc_sql_make_table_entry<CT_NUMERIC>("workday", 0, COL_NNUL, "workday"),
75 : gnc_sql_make_table_entry<CT_NUMERIC>("rate", 0, COL_NNUL, "rate"),
76 : gnc_sql_make_table_entry<CT_ADDRESS>("addr", 0, 0, "address"),
77 : });
78 :
79 15 : GncSqlEmployeeBackend::GncSqlEmployeeBackend() :
80 30 : GncSqlObjectBackend(TABLE_VERSION, GNC_ID_EMPLOYEE,
81 75 : TABLE_NAME, col_table) {}
82 :
83 : static GncEmployee*
84 1 : load_single_employee (GncSqlBackend* sql_be, GncSqlRow& row)
85 : {
86 : const GncGUID* guid;
87 : GncEmployee* pEmployee;
88 :
89 1 : g_return_val_if_fail (sql_be != NULL, NULL);
90 :
91 1 : guid = gnc_sql_load_guid (sql_be, row);
92 1 : pEmployee = gncEmployeeLookup (sql_be->book(), guid);
93 1 : if (pEmployee == NULL)
94 : {
95 1 : pEmployee = gncEmployeeCreate (sql_be->book());
96 : }
97 1 : gnc_sql_load_object (sql_be, row, GNC_ID_EMPLOYEE, pEmployee, col_table);
98 1 : qof_instance_mark_clean (QOF_INSTANCE (pEmployee));
99 :
100 1 : return pEmployee;
101 : }
102 : /* Because gncCustomerLookup has the arguments backwards: */
103 : static inline GncEmployee*
104 0 : gnc_employee_lookup (const GncGUID *guid, const QofBook *book)
105 : {
106 0 : QOF_BOOK_RETURN_ENTITY(book, guid, GNC_ID_EMPLOYEE, GncEmployee);
107 : }
108 :
109 : void
110 7 : GncSqlEmployeeBackend::load_all (GncSqlBackend* sql_be)
111 : {
112 7 : g_return_if_fail (sql_be != NULL);
113 :
114 7 : std::string sql("SELECT * FROM " TABLE_NAME);
115 7 : auto stmt = sql_be->create_statement_from_sql(sql);
116 7 : auto result = sql_be->execute_select_statement(stmt);
117 :
118 8 : for (auto row : *result)
119 8 : load_single_employee (sql_be, row);
120 :
121 7 : std::string pkey(col_table[0]->name());
122 7 : sql = "SELECT DISTINCT ";
123 7 : sql += pkey + " FROM " TABLE_NAME;
124 7 : gnc_sql_slots_load_for_sql_subquery (sql_be, sql,
125 : (BookLookupFn)gnc_employee_lookup);
126 7 : }
127 :
128 :
129 : /* ================================================================= */
130 : void
131 13 : GncSqlEmployeeBackend::create_tables (GncSqlBackend* sql_be)
132 : {
133 : gint version;
134 :
135 13 : g_return_if_fail (sql_be != NULL);
136 :
137 26 : version = sql_be->get_table_version( TABLE_NAME);
138 13 : if (version == 0)
139 : {
140 18 : sql_be->create_table(TABLE_NAME, TABLE_VERSION, col_table);
141 : }
142 7 : else if (version < m_version)
143 : {
144 : /* Upgrade 64 bit int handling */
145 0 : sql_be->upgrade_table(TABLE_NAME, col_table);
146 0 : sql_be->set_table_version (TABLE_NAME, TABLE_VERSION);
147 :
148 0 : PINFO ("Employees table upgraded from version 1 to version %d\n",
149 : TABLE_VERSION);
150 : }
151 : }
152 :
153 : /* ================================================================= */
154 : bool
155 1 : GncSqlEmployeeBackend::commit (GncSqlBackend* sql_be, QofInstance* inst)
156 : {
157 : GncEmployee* emp;
158 : const GncGUID* guid;
159 : E_DB_OPERATION op;
160 : gboolean is_infant;
161 1 : gboolean is_ok = TRUE;
162 :
163 1 : g_return_val_if_fail (inst != NULL, FALSE);
164 1 : g_return_val_if_fail (GNC_IS_EMPLOYEE (inst), FALSE);
165 1 : g_return_val_if_fail (sql_be != NULL, FALSE);
166 :
167 1 : emp = GNC_EMPLOYEE (inst);
168 :
169 1 : is_infant = qof_instance_get_infant (inst);
170 1 : if (qof_instance_get_destroying (inst))
171 : {
172 0 : op = OP_DB_DELETE;
173 : }
174 1 : else if (sql_be->pristine() || is_infant)
175 : {
176 1 : op = OP_DB_INSERT;
177 : }
178 : else
179 : {
180 0 : op = OP_DB_UPDATE;
181 : }
182 1 : if (op != OP_DB_DELETE)
183 : {
184 : // Ensure the commodity is in the db
185 1 : is_ok = sql_be->save_commodity(gncEmployeeGetCurrency (emp));
186 : }
187 :
188 1 : if (is_ok)
189 : {
190 1 : is_ok = sql_be->do_db_operation(op, TABLE_NAME, GNC_ID_EMPLOYEE, emp,
191 : col_table);
192 : }
193 :
194 1 : if (is_ok)
195 : {
196 : // Now, commit or delete any slots
197 1 : guid = qof_instance_get_guid (inst);
198 1 : if (!qof_instance_get_destroying (inst))
199 : {
200 1 : is_ok = gnc_sql_slots_save (sql_be, guid, is_infant, inst);
201 : }
202 : else
203 : {
204 0 : is_ok = gnc_sql_slots_delete (sql_be, guid);
205 : }
206 : }
207 :
208 1 : return is_ok;
209 : }
210 :
211 : /* ================================================================= */
212 : static gboolean
213 1 : employee_should_be_saved (GncEmployee* employee)
214 : {
215 : const char* id;
216 :
217 1 : g_return_val_if_fail (employee != NULL, FALSE);
218 :
219 : /* make sure this is a valid employee before we save it -- should have an ID */
220 1 : id = gncEmployeeGetID (employee);
221 1 : if (id == NULL || *id == '\0')
222 : {
223 0 : return FALSE;
224 : }
225 :
226 1 : return TRUE;
227 : }
228 :
229 : static void
230 1 : write_single_employee (QofInstance* term_p, gpointer data_p)
231 : {
232 1 : write_objects_t* s = (write_objects_t*)data_p;
233 :
234 1 : g_return_if_fail (term_p != NULL);
235 1 : g_return_if_fail (GNC_IS_EMPLOYEE (term_p));
236 1 : g_return_if_fail (data_p != NULL);
237 :
238 1 : if (s->is_ok && employee_should_be_saved (GNC_EMPLOYEE (term_p)))
239 : {
240 1 : s->is_ok = s->obe->commit (s->be, term_p);
241 : }
242 : }
243 :
244 : bool
245 6 : GncSqlEmployeeBackend::write (GncSqlBackend* sql_be)
246 : {
247 6 : write_objects_t data;
248 :
249 6 : g_return_val_if_fail (sql_be != NULL, FALSE);
250 :
251 6 : data.be = sql_be;
252 6 : data.is_ok = TRUE;
253 6 : data.obe = this;
254 6 : qof_object_foreach (GNC_ID_EMPLOYEE, sql_be->book(), write_single_employee, &data);
255 :
256 6 : return data.is_ok;
257 : }
258 :
259 :
260 : /* ========================== END OF FILE ===================== */
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