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c1f9dcd7fe
ccnet-server/net/server/group-mgr.c
cuihaikuo c1f9dcd7fe Add rpc for searching group by name
2017-01-17 15:15:52 +08:00

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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
#include "common.h"
#include "server-session.h"
#include "ccnet-db.h"
#include "group-mgr.h"
#include "org-mgr.h"
#include "utils.h"
#include "log.h"
struct _CcnetGroupManagerPriv {
CcnetDB *db;
};
static int open_db (CcnetGroupManager *manager);
static int check_db_table (CcnetDB *db);
CcnetGroupManager* ccnet_group_manager_new (CcnetSession *session)
{
CcnetGroupManager *manager = g_new0 (CcnetGroupManager, 1);
manager->session = session;
manager->priv = g_new0 (CcnetGroupManagerPriv, 1);
return manager;
}
int
ccnet_group_manager_prepare (CcnetGroupManager *manager)
{
return open_db(manager);
}
void ccnet_group_manager_start (CcnetGroupManager *manager)
{
}
static CcnetDB *
open_sqlite_db (CcnetGroupManager *manager)
{
CcnetDB *db = NULL;
char *db_dir;
char *db_path;
db_dir = g_build_filename (manager->session->config_dir, "GroupMgr", NULL);
if (checkdir_with_mkdir(db_dir) < 0) {
ccnet_error ("Cannot open db dir %s: %s\n", db_dir,
strerror(errno));
g_free (db_dir);
return NULL;
}
g_free (db_dir);
db_path = g_build_filename (manager->session->config_dir, "GroupMgr",
"groupmgr.db", NULL);
db = ccnet_db_new_sqlite (db_path);
g_free (db_path);
return db;
}
static int
open_db (CcnetGroupManager *manager)
{
CcnetDB *db = NULL;
switch (ccnet_db_type(manager->session->db)) {
case CCNET_DB_TYPE_SQLITE:
db = open_sqlite_db (manager);
break;
case CCNET_DB_TYPE_PGSQL:
case CCNET_DB_TYPE_MYSQL:
db = manager->session->db;
break;
}
if (!db)
return -1;
manager->priv->db = db;
return check_db_table (db);
}
/* -------- Group Database Management ---------------- */
static int check_db_table (CcnetDB *db)
{
char *sql;
int db_type = ccnet_db_type (db);
if (db_type == CCNET_DB_TYPE_MYSQL) {
sql = "CREATE TABLE IF NOT EXISTS `Group` (`group_id` INTEGER"
" PRIMARY KEY AUTO_INCREMENT, `group_name` VARCHAR(255),"
" `creator_name` VARCHAR(255), `timestamp` BIGINT,"
" `type` VARCHAR(32))"
"ENGINE=INNODB";
if (ccnet_db_query (db, sql) < 0)
return -1;
sql = "CREATE TABLE IF NOT EXISTS `GroupUser` (`group_id` INTEGER,"
" `user_name` VARCHAR(255), `is_staff` tinyint, PRIMARY KEY"
" (`group_id`, `user_name`), INDEX (`user_name`))"
"ENGINE=INNODB";
if (ccnet_db_query (db, sql) < 0)
return -1;
sql = "CREATE TABLE IF NOT EXISTS GroupDNPair (group_id INTEGER,"
" dn VARCHAR(255))ENGINE=INNODB";
if (ccnet_db_query (db, sql) < 0)
return -1;
} else if (db_type == CCNET_DB_TYPE_SQLITE) {
sql = "CREATE TABLE IF NOT EXISTS `Group` (`group_id` INTEGER"
" PRIMARY KEY AUTOINCREMENT, `group_name` VARCHAR(255),"
" `creator_name` VARCHAR(255), `timestamp` BIGINT,"
" `type` VARCHAR(32))";
if (ccnet_db_query (db, sql) < 0)
return -1;
sql = "CREATE TABLE IF NOT EXISTS `GroupUser` (`group_id` INTEGER, "
"`user_name` VARCHAR(255), `is_staff` tinyint)";
if (ccnet_db_query (db, sql) < 0)
return -1;
sql = "CREATE UNIQUE INDEX IF NOT EXISTS groupid_username_indx on "
"`GroupUser` (`group_id`, `user_name`)";
if (ccnet_db_query (db, sql) < 0)
return -1;
sql = "CREATE INDEX IF NOT EXISTS username_indx on "
"`GroupUser` (`user_name`)";
if (ccnet_db_query (db, sql) < 0)
return -1;
sql = "CREATE TABLE IF NOT EXISTS GroupDNPair (group_id INTEGER,"
" dn VARCHAR(255))";
if (ccnet_db_query (db, sql) < 0)
return -1;
} else if (db_type == CCNET_DB_TYPE_PGSQL) {
sql = "CREATE TABLE IF NOT EXISTS \"Group\" (group_id SERIAL"
" PRIMARY KEY, group_name VARCHAR(255),"
" creator_name VARCHAR(255), timestamp BIGINT,"
" type VARCHAR(32))";
if (ccnet_db_query (db, sql) < 0)
return -1;
sql = "CREATE TABLE IF NOT EXISTS GroupUser (group_id INTEGER,"
" user_name VARCHAR(255), is_staff smallint, UNIQUE "
" (group_id, user_name))";
if (ccnet_db_query (db, sql) < 0)
return -1;
if (!pgsql_index_exists (db, "groupuser_username_idx")) {
sql = "CREATE INDEX groupuser_username_idx ON GroupUser (user_name)";
if (ccnet_db_query (db, sql) < 0)
return -1;
}
sql = "CREATE TABLE IF NOT EXISTS GroupDNPair (group_id INTEGER,"
" dn VARCHAR(255))";
if (ccnet_db_query (db, sql) < 0)
return -1;
}
return 0;
}
static int
create_group_common (CcnetGroupManager *mgr,
const char *group_name,
const char *user_name,
GError **error)
{
CcnetDB *db = mgr->priv->db;
gint64 now = get_current_time();
char *sql;
int group_id = -1;
char *user_name_l = g_ascii_strdown (user_name, -1);
if (ccnet_db_type(db) == CCNET_DB_TYPE_PGSQL)
sql = "INSERT INTO \"Group\"(group_name, "
"creator_name, timestamp) VALUES(?, ?, ?)";
else
sql = "INSERT INTO `Group`(group_name, "
"creator_name, timestamp) VALUES(?, ?, ?)";
if (ccnet_db_statement_query (db, sql, 3,
"string", group_name, "string", user_name_l,
"int64", now) < 0) {
g_set_error (error, CCNET_DOMAIN, 0, "Failed to create group");
goto out;
}
if (ccnet_db_type(db) == CCNET_DB_TYPE_PGSQL)
sql = "SELECT group_id FROM \"Group\" WHERE "
"group_name = ? AND creator_name = ? "
"AND timestamp = ?";
else
sql = "SELECT group_id FROM `Group` WHERE "
"group_name = ? AND creator_name = ? "
"AND timestamp = ?";
group_id = ccnet_db_statement_get_int (db, sql, 3,
"string", group_name, "string", user_name_l,
"int64", now);
if (group_id < 0) {
g_set_error (error, CCNET_DOMAIN, 0, "Failed to create group");
goto out;
}
sql = "INSERT INTO GroupUser VALUES (?, ?, ?)";
if (ccnet_db_statement_query (db, sql, 3,
"int", group_id, "string", user_name_l,
"int", 1) < 0) {
if (ccnet_db_type(db) == CCNET_DB_TYPE_PGSQL)
sql = "DELETE FROM \"Group\" WHERE group_id=?";
else
sql = "DELETE FROM `Group` WHERE group_id=?";
ccnet_db_statement_query (db, sql, 1, "int", group_id);
g_set_error (error, CCNET_DOMAIN, 0, "Failed to create group");
group_id = -1;
goto out;
}
out:
g_free (user_name_l);
return group_id;
}
/* static gboolean */
/* duplicate_group_name (CcnetGroupManager *mgr, */
/* const char *group_name, */
/* const char *user_name) */
/* { */
/* GList *groups = NULL, *ptr; */
/* CcnetOrgManager *org_mgr = NULL; */
/* gboolean ret = FALSE; */
/* groups = ccnet_group_manager_get_all_groups (mgr, -1, -1, NULL); */
/* if (!groups) { */
/* return FALSE; */
/* } */
/* for (ptr = groups; ptr; ptr = ptr->next) { */
/* CcnetGroup *group = (CcnetGroup *)ptr->data; */
/* org_mgr = ((CcnetServerSession *)(mgr->session))->org_mgr; */
/* if (ccnet_org_manager_is_org_group(org_mgr, ccnet_group_get_id (group), */
/* NULL)) { */
/* /\* Skip org groups. *\/ */
/* continue; */
/* } */
/* if (g_strcmp0 (group_name, ccnet_group_get_group_name (group)) == 0) { */
/* ret = TRUE; */
/* goto out; */
/* } */
/* } */
/* out: */
/* for (ptr = groups; ptr; ptr = ptr->next) */
/* g_object_unref ((GObject *)ptr->data); */
/* g_list_free (groups); */
/* return ret; */
/* } */
int ccnet_group_manager_create_group (CcnetGroupManager *mgr,
const char *group_name,
const char *user_name,
GError **error)
{
/* if (duplicate_group_name (mgr, group_name, user_name)) { */
/* g_set_error (error, CCNET_DOMAIN, 0, "The group has already created"); */
/* return -1; */
/* } */
return create_group_common (mgr, group_name, user_name, error);
}
static gboolean
duplicate_org_group_name (CcnetGroupManager *mgr,
int org_id,
const char *group_name)
{
GList *org_groups = NULL, *ptr;
CcnetOrgManager *org_mgr = ((CcnetServerSession *)(mgr->session))->org_mgr;
org_groups = ccnet_org_manager_get_org_groups (org_mgr, org_id, -1, -1);
if (!org_groups)
return FALSE;
for (ptr = org_groups; ptr; ptr = ptr->next) {
int group_id = (int)(long)ptr->data;
CcnetGroup *group = ccnet_group_manager_get_group (mgr, group_id,
NULL);
if (!group)
continue;
if (g_strcmp0 (group_name, ccnet_group_get_group_name(group)) == 0) {
g_list_free (org_groups);
g_object_unref (group);
return TRUE;
} else {
g_object_unref (group);
}
}
g_list_free (org_groups);
return FALSE;
}
int ccnet_group_manager_create_org_group (CcnetGroupManager *mgr,
int org_id,
const char *group_name,
const char *user_name,
GError **error)
{
CcnetOrgManager *org_mgr = ((CcnetServerSession *)(mgr->session))->org_mgr;
if (duplicate_org_group_name (mgr, org_id, group_name)) {
g_set_error (error, CCNET_DOMAIN, 0,
"The group has already created in this org.");
return -1;
}
int group_id = create_group_common (mgr, group_name, user_name, error);
if (group_id < 0) {
g_set_error (error, CCNET_DOMAIN, 0, "Failed to create org group.");
return -1;
}
if (ccnet_org_manager_add_org_group (org_mgr, org_id, group_id,
error) < 0) {
g_set_error (error, CCNET_DOMAIN, 0, "Failed to create org group.");
return -1;
}
return group_id;
}
static gboolean
check_group_staff (CcnetDB *db, int group_id, const char *user_name)
{
return ccnet_db_statement_exists (db, "SELECT group_id FROM GroupUser WHERE "
"group_id = ? AND user_name = ? AND "
"is_staff = 1",
2, "int", group_id, "string", user_name);
}
int ccnet_group_manager_remove_group (CcnetGroupManager *mgr,
int group_id,
GError **error)
{
CcnetDB *db = mgr->priv->db;
char *sql;
/* No permission check here, since both group staff and seahub staff
* can remove group.
*/
if (ccnet_db_type(db) == CCNET_DB_TYPE_PGSQL)
sql = "DELETE FROM \"Group\" WHERE group_id=?";
else
sql = "DELETE FROM `Group` WHERE group_id=?";
ccnet_db_statement_query (db, sql, 1, "int", group_id);
sql = "DELETE FROM GroupUser WHERE group_id=?";
ccnet_db_statement_query (db, sql, 1, "int", group_id);
return 0;
}
static gboolean
check_group_exists (CcnetDB *db, int group_id)
{
if (ccnet_db_type(db) == CCNET_DB_TYPE_PGSQL)
return ccnet_db_statement_exists (db, "SELECT group_id FROM \"Group\" WHERE "
"group_id=?", 1, "int", group_id);
else
return ccnet_db_statement_exists (db, "SELECT group_id FROM `Group` WHERE "
"group_id=?", 1, "int", group_id);
}
int ccnet_group_manager_add_member (CcnetGroupManager *mgr,
int group_id,
const char *user_name,
const char *member_name,
GError **error)
{
CcnetDB *db = mgr->priv->db;
/* check whether user is the staff of the group */
if (!check_group_staff (db, group_id, user_name)) {
g_set_error (error, CCNET_DOMAIN, 0,
"Permission error: only group staff can add member");
return -1;
}
/* check whether group exists */
if (!check_group_exists (db, group_id)) {
g_set_error (error, CCNET_DOMAIN, 0, "Group not exists");
return -1;
}
/* check whether group is full */
/* snprintf (sql, sizeof(sql), "SELECT count(group_id) FROM `GroupUser` " */
/* "WHERE `group_id` = %d", group_id); */
/* int count = ccnet_db_get_int (db, sql); */
/* if (count >= MAX_GROUP_MEMBERS) { */
/* g_set_error (error, CCNET_DOMAIN, 0, "Group is full"); */
/* return -1; */
/* } */
char *member_name_l = g_ascii_strdown (member_name, -1);
int rc = ccnet_db_statement_query (db, "INSERT INTO GroupUser VALUES (?, ?, ?)",
3, "int", group_id, "string", member_name_l,
"int", 0);
g_free (member_name_l);
if (rc < 0) {
g_set_error (error, CCNET_DOMAIN, 0, "Failed to add member to group");
return -1;
}
return 0;
}
int ccnet_group_manager_remove_member (CcnetGroupManager *mgr,
int group_id,
const char *user_name,
const char *member_name,
GError **error)
{
CcnetDB *db = mgr->priv->db;
char *sql;
/* check whether user is the staff of the group */
if (!check_group_staff (db, group_id, user_name)) {
g_set_error (error, CCNET_DOMAIN, 0,
"Only group staff can remove member");
return -1;
}
/* check whether group exists */
if (!check_group_exists (db, group_id)) {
g_set_error (error, CCNET_DOMAIN, 0, "Group not exists");
return -1;
}
/* can not remove myself */
if (g_strcmp0 (user_name, member_name) == 0) {
g_set_error (error, CCNET_DOMAIN, 0, "Can not remove myself");
return -1;
}
sql = "DELETE FROM GroupUser WHERE group_id=? AND user_name=?";
ccnet_db_statement_query (db, sql, 2, "int", group_id, "string", member_name);
return 0;
}
int ccnet_group_manager_set_admin (CcnetGroupManager *mgr,
int group_id,
const char *member_name,
GError **error)
{
CcnetDB *db = mgr->priv->db;
ccnet_db_statement_query (db,
"UPDATE GroupUser SET is_staff = 1 "
"WHERE group_id = ? and user_name = ?",
2, "int", group_id, "string", member_name);
return 0;
}
int ccnet_group_manager_unset_admin (CcnetGroupManager *mgr,
int group_id,
const char *member_name,
GError **error)
{
CcnetDB *db = mgr->priv->db;
ccnet_db_statement_query (db,
"UPDATE GroupUser SET is_staff = 0 "
"WHERE group_id = ? and user_name = ?",
2, "int", group_id, "string", member_name);
return 0;
}
int ccnet_group_manager_set_group_name (CcnetGroupManager *mgr,
int group_id,
const char *group_name,
GError **error)
{
CcnetDB *db = mgr->priv->db;
ccnet_db_statement_query (db,
"UPDATE `Group` SET group_name = ? "
"WHERE group_id = ?",
2, "string", group_name, "int", group_id);
return 0;
}
int ccnet_group_manager_quit_group (CcnetGroupManager *mgr,
int group_id,
const char *user_name,
GError **error)
{
CcnetDB *db = mgr->priv->db;
/* check where user is the staff of the group */
if (check_group_staff (db, group_id, user_name)) {
g_set_error (error, CCNET_DOMAIN, 0,
"Group staff can not quit group");
return -1;
}
/* check whether group exists */
if (!check_group_exists (db, group_id)) {
g_set_error (error, CCNET_DOMAIN, 0, "Group not exists");
return -1;
}
ccnet_db_statement_query (db,
"DELETE FROM GroupUser WHERE group_id=? "
"AND user_name=?",
2, "int", group_id, "string", user_name);
return 0;
}
static gboolean
get_group_ids_cb (CcnetDBRow *row, void *data)
{
GList **plist = data;
int group_id = ccnet_db_row_get_column_int (row, 0);
*plist = g_list_prepend (*plist, (gpointer)(long)group_id);
return TRUE;
}
GList *
ccnet_group_manager_get_groupids_by_user (CcnetGroupManager *mgr,
const char *user_name,
GError **error)
{
CcnetDB *db = mgr->priv->db;
GList *group_ids = NULL;
if (ccnet_db_statement_foreach_row (db,
"SELECT group_id FROM GroupUser "
"WHERE user_name=?",
get_group_ids_cb, &group_ids,
1, "string", user_name) < 0) {
g_list_free (group_ids);
return NULL;
}
return g_list_reverse (group_ids);
}
static gboolean
get_ccnetgroup_cb (CcnetDBRow *row, void *data)
{
CcnetGroup **p_group = data;
int group_id;
const char *group_name;
const char *creator;
gint64 ts;
group_id = ccnet_db_row_get_column_int (row, 0);
group_name = (const char *)ccnet_db_row_get_column_text (row, 1);
creator = (const char *)ccnet_db_row_get_column_text (row, 2);
ts = ccnet_db_row_get_column_int64 (row, 3);
char *creator_l = g_ascii_strdown (creator, -1);
*p_group = g_object_new (CCNET_TYPE_GROUP,
"id", group_id,
"group_name", group_name,
"creator_name", creator_l,
"timestamp", ts,
"source", "DB",
NULL);
g_free (creator_l);
return FALSE;
}
CcnetGroup *
ccnet_group_manager_get_group (CcnetGroupManager *mgr, int group_id,
GError **error)
{
CcnetDB *db = mgr->priv->db;
char *sql;
CcnetGroup *ccnetgroup = NULL;
if (ccnet_db_type(db) == CCNET_DB_TYPE_PGSQL)
sql = "SELECT * FROM \"Group\" WHERE group_id = ?";
else
sql = "SELECT * FROM `Group` WHERE group_id = ?";
if (ccnet_db_statement_foreach_row (db, sql,
get_ccnetgroup_cb, &ccnetgroup,
1, "int", group_id) < 0)
return NULL;
return ccnetgroup;
}
static gboolean
get_ccnet_groupuser_cb (CcnetDBRow *row, void *data)
{
GList **plist = data;
CcnetGroupUser *group_user;
int group_id = ccnet_db_row_get_column_int (row, 0);
const char *user = (const char *)ccnet_db_row_get_column_text (row, 1);
int is_staff = ccnet_db_row_get_column_int (row, 2);
char *user_l = g_ascii_strdown (user, -1);
group_user = g_object_new (CCNET_TYPE_GROUP_USER,
"group_id", group_id,
"user_name", user_l,
"is_staff", is_staff,
NULL);
g_free (user_l);
if (group_user != NULL) {
*plist = g_list_prepend (*plist, group_user);
}
return TRUE;
}
GList *
ccnet_group_manager_get_group_members (CcnetGroupManager *mgr, int group_id,
GError **error)
{
CcnetDB *db = mgr->priv->db;
char *sql;
GList *group_users = NULL;
sql = "SELECT * FROM GroupUser WHERE group_id = ?";
if (ccnet_db_statement_foreach_row (db, sql,
get_ccnet_groupuser_cb, &group_users,
1, "int", group_id) < 0)
return NULL;
return g_list_reverse (group_users);
}
int
ccnet_group_manager_check_group_staff (CcnetGroupManager *mgr,
int group_id,
const char *user_name)
{
return check_group_staff (mgr->priv->db, group_id, user_name);
}
int
ccnet_group_manager_remove_group_user (CcnetGroupManager *mgr,
const char *user)
{
CcnetDB *db = mgr->priv->db;
ccnet_db_statement_query (db,
"DELETE FROM GroupUser "
"WHERE user_name = ?",
1, "string", user);
return 0;
}
int
ccnet_group_manager_is_group_user (CcnetGroupManager *mgr,
int group_id,
const char *user)
{
CcnetDB *db = mgr->priv->db;
return ccnet_db_statement_exists (db, "SELECT group_id FROM GroupUser "
"WHERE group_id=? AND user_name=?",
2, "int", group_id, "string", user);
}
static gboolean
get_all_ccnetgroups_cb (CcnetDBRow *row, void *data)
{
GList **plist = data;
int group_id;
const char *group_name;
const char *creator;
gint64 ts;
group_id = ccnet_db_row_get_column_int (row, 0);
group_name = (const char *)ccnet_db_row_get_column_text (row, 1);
creator = (const char *)ccnet_db_row_get_column_text (row, 2);
ts = ccnet_db_row_get_column_int64 (row, 3);
char *creator_l = g_ascii_strdown (creator, -1);
CcnetGroup *group = g_object_new (CCNET_TYPE_GROUP,
"id", group_id,
"group_name", group_name,
"creator_name", creator_l,
"timestamp", ts,
"source", "DB",
NULL);
g_free (creator_l);
*plist = g_list_prepend (*plist, group);
return TRUE;
}
GList*
ccnet_group_manager_get_all_groups (CcnetGroupManager *mgr,
int start, int limit, GError **error)
{
CcnetDB *db = mgr->priv->db;
GList *ret = NULL;
int rc;
if (ccnet_db_type(mgr->priv->db) == CCNET_DB_TYPE_PGSQL) {
if (start == -1 && limit == -1) {
rc = ccnet_db_statement_foreach_row (db, "SELECT group_id, group_name, "
"creator_name, timestamp FROM \"Group\" "
"ORDER BY timestamp DESC",
get_all_ccnetgroups_cb, &ret,
0);
} else {
rc = ccnet_db_statement_foreach_row (db, "SELECT group_id, group_name, "
"creator_name, timestamp FROM \"Group\" "
"ORDER BY timestamp DESC LIMIT ? OFFSET ?",
get_all_ccnetgroups_cb, &ret,
2, "int", limit, "int", start);
}
} else {
if (start == -1 && limit == -1) {
rc = ccnet_db_statement_foreach_row (db, "SELECT `group_id`, `group_name`, "
"`creator_name`, `timestamp` FROM `Group` "
"ORDER BY timestamp DESC",
get_all_ccnetgroups_cb, &ret,
0);
} else {
rc = ccnet_db_statement_foreach_row (db, "SELECT `group_id`, `group_name`, "
"`creator_name`, `timestamp` FROM `Group` "
"ORDER BY timestamp DESC LIMIT ? OFFSET ?",
get_all_ccnetgroups_cb, &ret,
2, "int", limit, "int", start);
}
}
if (rc < 0)
return NULL;
return g_list_reverse (ret);
}
int
ccnet_group_manager_set_group_creator (CcnetGroupManager *mgr,
int group_id,
const char *user_name)
{
CcnetDB *db = mgr->priv->db;
char *sql;
if (ccnet_db_type(db) == CCNET_DB_TYPE_PGSQL) {
sql = "UPDATE \"Group\" SET creator_name = ? WHERE group_id = ?";
} else {
sql = "UPDATE `Group` SET creator_name = ? WHERE group_id = ?";
}
ccnet_db_statement_query (db, sql, 2, "string", user_name, "int", group_id);
return 0;
}
GList *
ccnet_group_manager_search_groups (CcnetGroupManager *mgr,
const char *keyword,
int start, int limit)
{
CcnetDB *db = mgr->priv->db;
GList *ret = NULL;
int rc;
char *db_patt = g_strdup_printf ("%%%s%%", keyword);
if (ccnet_db_type(db) == CCNET_DB_TYPE_PGSQL) {
if (start == -1 && limit == -1)
rc = ccnet_db_statement_foreach_row (db,
"SELECT group_id, group_name, "
"creator_name, timestamp "
"FROM \"Group\" WHERE group_name LIKE ?",
get_all_ccnetgroups_cb, &ret,
1, "string", db_patt);
else
rc = ccnet_db_statement_foreach_row (db,
"SELECT group_id, group_name, "
"creator_name, timestamp "
"FROM \"Group\" WHERE group_name LIKE ? "
"LIMIT ? OFFSET ?",
get_all_ccnetgroups_cb, &ret,
3, "string", db_patt,
"int", limit, "int", start);
} else {
if (start == -1 && limit == -1)
rc = ccnet_db_statement_foreach_row (db,
"SELECT group_id, group_name, "
"creator_name, timestamp "
"FROM `Group` WHERE group_name LIKE ?",
get_all_ccnetgroups_cb, &ret,
1, "string", db_patt);
else
rc = ccnet_db_statement_foreach_row (db,
"SELECT group_id, group_name, "
"creator_name, timestamp "
"FROM `Group` WHERE group_name LIKE ? "
"LIMIT ? OFFSET ?",
get_all_ccnetgroups_cb, &ret,
3, "string", db_patt,
"int", limit, "int", start);
}
g_free (db_patt);
if (rc < 0) {
while (ret != NULL) {
g_object_unref (ret->data);
ret = g_list_delete_link (ret, ret);
}
return NULL;
}
return g_list_reverse (ret);
}
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