Split accounting into groups and users

This commit is contained in:
2020-10-09 10:23:49 +01:00
parent 296eb47198
commit 2f0a9caa77
9 changed files with 827 additions and 838 deletions

551
src/modb_users.c Normal file
View File

@@ -0,0 +1,551 @@
#include <stdio.h>
#include <errno.h>
#include <string.h>
#include "modb_users.h"
#include "modb_groups.h"
#include "modb_p.h"
// ##### PRIVATE
int tableRowsToUsers(column_data **col_data, size_t n_cols,
struct user_t ***users, size_t *n_users)
{
column_data *col_id, *col_username, *col_email, *col_created, *col_updated, *col_deleted;
size_t n_rows, idx;
struct user_t *user;
n_rows = (*col_data)->n_values;
if (n_rows == 0) {
return 0;
}
col_id = findColumnByName(col_data, n_cols, "id");
col_username = findColumnByName(col_data, n_cols, "username");
col_email = findColumnByName(col_data, n_cols, "email");
col_created = findColumnByName(col_data, n_cols, "created");
col_updated = findColumnByName(col_data, n_cols, "updated");
col_deleted = findColumnByName(col_data, n_cols, "deleted");
*users = (struct user_t **)malloc(sizeof(struct user_t *) * n_rows);
if (*users == 0) {
fprintf(stderr, "[%d]malloc: (%d) %s\n", __LINE__, errno, strerror(errno));
return -1;
}
memset(*users, 0, sizeof(struct user_t *) * n_rows);
for (idx = 0; idx < n_rows; idx++) {
user = allocUser();
if (user == 0) {
freeUsers(users, idx - 1);
return -1;
}
user->id = *(col_id->data.ptr_uint32 + idx);
if (!moveColumnStrPointer(col_username, idx, 1, &user->username, &user->username_len)) {
freeUsers(users, idx);
return -1;
}
if (!moveColumnStrPointer(col_email, idx, 1, &user->email, &user->email_len)) {
freeUsers(users, idx);
return -1;
}
user->created_on = *(col_created->data.ptr_int64 + idx);
if (!columnRowIsNull(col_updated, idx)) {
user->updated_on = *(col_updated->data.ptr_int64 + idx);
}
if (!columnRowIsNull(col_deleted, idx)) {
user->deleted_on = *(col_deleted->data.ptr_int64 + idx);
}
*(*users + idx) = user;
}
*n_users = n_rows;
return 1;
}
int doUsersQuery(stored_conn *sconn, modb_ref *modb, where_builder *wb,
struct user_t ***users, size_t *n_users)
{
char *table;
size_t table_len;
char *qry;
size_t qry_len;
uint64_t qry_ret;
int res;
str_builder *sb;
column_data **col_data;
size_t n_cols;
if ((sb = strbld_create()) == 0) {
return -1;
}
modbTableName(&table, &table_len, modb, USERS_TABLE, strlen(USERS_TABLE));
strbld_str(sb, "SELECT * FROM ", 0);
escapeTableName_sb(sb, table, table_len);
if (wb != 0) {
compileWhereBuilder_sb(sb, wb, 0);
}
modbFreeTableName(&table);
if (strbld_finalize_or_destroy(&sb, &qry, &qry_len) != 0) {
return -1;
}
qry_ret = tableQuery(sconn, qry, qry_len, 0, &col_data, &n_cols);
free(qry);
// Query failed
if (qry_ret == (uint64_t)-1) {
return -1;
}
// Zero row result
if (qry_ret == 0) {
freeColumns(col_data, n_cols);
return 0;
}
res = tableRowsToUsers(col_data, n_cols, users, n_users);
freeColumns(col_data, n_cols);
if (res <= 0) {
return res;
}
return (int)qry_ret;
}
int doScalarUsersQuery(stored_conn *sconn, modb_ref *modb,
where_builder *wb, int with_groups, struct user_t **user)
{
int res;
struct user_t **users;
size_t n_users;
res = doUsersQuery(sconn, modb, wb, &users, &n_users);
if (res <= 0) {
return res;
}
*user = *(users + 0);
*(users + 0) = 0;
freeUsers(&users, n_users);
if (with_groups) {
if (modbFetchUserGroups(sconn, modb, *user, 0) < 0) {
freeUser(user);
return -1;
}
}
return res;
}
// ##### PUBLIC
struct user_t *allocUser(void)
{
struct user_t *user;
user = malloc(sizeof(struct user_t));
if (user == 0) {
fprintf(stderr, "[%d]malloc: (%d) %s\n", __LINE__, errno, strerror(errno));
}
memset(user, 0, sizeof(struct user_t));
return user;
}
struct user_t **allocUsers(size_t n_users)
{
struct user_t **users;
users = (struct user_t **)malloc(sizeof(struct user_t *) * n_users);
if (users == 0) {
fprintf(stderr, "[%d]malloc: (%d) %s\n", __LINE__, errno, strerror(errno));
return 0;
}
memset(users, 0, sizeof(struct user_t *) * n_users);
return users;
}
void freeUser(struct user_t **user_ptr)
{
struct user_t *user = *user_ptr;
if (user->n_groups > 0) {
if (user->group_ids != 0) {
free(user->group_ids);
user->group_ids = 0;
}
if (user->groups != 0) {
freeGroups(&user->groups, user->n_groups);
}
user->n_groups = 0;
}
if (user->email != 0) {
free(user->email);
user->email = 0;
}
if (user->username != 0) {
free(user->username);
user->username = 0;
}
free(user);
*user_ptr = 0;
}
void freeUsers(struct user_t ***users_ptr, size_t n_users)
{
size_t idx;
struct user_t ** users = *users_ptr;
for (idx = 0; idx < n_users; idx++) {
if (*(users + idx) != 0) {
freeUser((users + idx));
}
}
free(users);
*users_ptr = 0;
}
int modbUserById(stored_conn *sconn, modb_ref *modb, unsigned int id, int with_groups,
struct user_t **user)
{
where_builder *wb = 0;
int res;
wb = where(0, "id", EQ, TYPE_UINT32, 1, id);
res = doScalarUsersQuery(sconn, modb, wb, with_groups, user);
freeWhereBuilder(&wb);
return res;
}
int modbUserByName(stored_conn *sconn, modb_ref *modb, const char *username, int with_groups,
struct user_t **user)
{
where_builder *wb = 0;
int res;
wb = where(0, "username", EQ, TYPE_STRING, 1, username);
res = doScalarUsersQuery(sconn, modb, wb, with_groups, user);
freeWhereBuilder(&wb);
return res;
}
int modbUserByEmail(stored_conn *sconn, modb_ref *modb, const char *email, int with_groups,
struct user_t **user)
{
where_builder *wb = 0;
int res;
wb = where(0, "email", EQ, TYPE_STRING, 1, email);
res = doScalarUsersQuery(sconn, modb, wb, with_groups, user);
freeWhereBuilder(&wb);
return res;
}
int modbUserSearch(stored_conn *sconn, modb_ref *modb, const char *username_email, int with_groups,
struct user_t **user)
{
where_builder *wb = 0;
int res;
wb = whereOr(
where(0, "username", EQ, TYPE_STRING, 1, username_email),
where(0, "email", EQ, TYPE_STRING, 1, username_email)
);
res = doScalarUsersQuery(sconn, modb, wb, with_groups, user);
freeWhereBuilder(&wb);
return res;
}
int modbUserList(stored_conn *sconn, modb_ref *modb, int with_deleted, int with_groups,
struct user_t ***users, size_t *n_users)
{
where_builder *wb = 0;
int res;
size_t idx;
struct user_t *user;
if (with_deleted == 0) {
wb = where(0, "deleted_on", IS_NULL, TYPE_RAW, 0, 0);
}
res = doUsersQuery(sconn, modb, wb, users, n_users);
if (wb != 0) {
freeWhereBuilder(&wb);
}
if (res > 0 && with_groups) {
for (idx = 0; idx < *n_users; idx++) {
user = *((*users) + idx);
if (modbFetchUserGroups(sconn, modb, user, with_deleted) < 0) {
freeUsers(users, *n_users);
return -1;
}
}
}
return res;
}
int64_t modbUserCreate(stored_conn *sconn, modb_ref *modb,
unsigned int id, const char *user_name, const char *email)
{
str_builder *sb;
char *table;
size_t table_len;
char *qry;
size_t qry_len;
uint64_t qry_ret;
if ((sb = strbld_create()) == 0) {
return -1;
}
modbTableName(&table, &table_len, modb, USERS_TABLE, strlen(USERS_TABLE));
strbld_str(sb, "INSERT INTO ", 0);
escapeTableName_sb(sb, table, table_len);
strbld_str(sb, " (`id`, `username`, `email`) VALUES (", 0);
db_value_sb(sb, TYPE_UINT32, 1, id);
strbld_char(sb, ',');
db_value_sb(sb, TYPE_STRING, 1, user_name);
strbld_char(sb, ',');
db_value_sb(sb, TYPE_STRING, 1, email);
strbld_char(sb, ')');
modbFreeTableName(&table);
if (strbld_finalize_or_destroy(&sb, &qry, &qry_len) != 0) {
return -1;
}
qry_ret = simpleQuery(sconn, qry, qry_len);
free(qry);
return (int64_t)qry_ret;
}
int64_t modbUserUpdate(stored_conn *sconn, modb_ref *modb, unsigned int id,
const char *username, const char *email)
{
str_builder *sb;
char *table, *set;
size_t table_len, set_len;
int64_t qry_ret;
if ((sb = strbld_create()) == 0) {
return 0;
}
columnSetValueStr_sb(sb, "id", TYPE_ID, 1, id);
if (username != 0) {
strbld_char(sb, ',');
columnSetValueStr_sb(sb, "username", TYPE_STRING, 1, username);
}
if (email != 0) {
strbld_char(sb, ',');
columnSetValueStr_sb(sb, "email", TYPE_STRING, 1, email);
}
if (strbld_finalize_or_destroy(&sb, &set, &set_len) != 0) {
return 0;
}
modbTableName(&table, &table_len, modb, USERS_TABLE, strlen(USERS_TABLE));
qry_ret = updateQuery(sconn, table, table_len, set, set_len, where(0, "id", EQ, TYPE_ID, 1, id));
modbFreeTableName(&table);
free(set);
return qry_ret;
}
int modbUserDelete(stored_conn *sconn, modb_ref *modb, unsigned int id)
{
char *table;
size_t table_len;
int64_t qry_ret;
modbTableName(&table, &table_len, modb, USERS_TABLE, STR_LEN(USERS_TABLE));
qry_ret = softDeleteByIdQuery(sconn, table, table_len, "id", id);
modbFreeTableName(&table);
return (int)qry_ret;
}
int modbUserDestroy(stored_conn *sconn, modb_ref *modb, unsigned int id)
{
char *table;
size_t table_len;
int64_t qry_ret;
modbTableName(&table, &table_len, modb, USERS_TABLE, STR_LEN(USERS_TABLE));
qry_ret = deleteByIdQuery(sconn, table, table_len, "id", id);
modbFreeTableName(&table);
return (int)qry_ret;
}
int modbFetchUserGroupIds(stored_conn *sconn, modb_ref *modb,
struct user_t *user, int with_deleted)
{
char *g_table, *ug_table;
size_t g_len, ug_len;
char *qry;
size_t qry_len;
uint64_t qry_ret;
str_builder *sb;
where_builder *wb;
column_data **col_data;
size_t n_cols;
if ((sb = strbld_create()) == 0) {
return -1;
}
modbTableName(&g_table, &g_len, modb, GROUPS_TABLE, STR_LEN(GROUPS_TABLE));
modbTableName(&ug_table, &ug_len, modb, USER_GROUPS_TABLE, STR_LEN(USER_GROUPS_TABLE));
strbld_str(sb, "SELECT ", 0);
escapeColumnName_sb(sb, 0, 0, "group_id", 0);
strbld_str(sb, " FROM ", 0);
escapeTableName_sb(sb, ug_table, ug_len);
joinStr_sb(sb, " LEFT", 5, 1, g_table, g_len, "id", 2, ug_table, ug_len, "group_id", 8);
wb = where(0, "user_id", EQ, TYPE_ID, 1, user->id);
if (!with_deleted) {
wb = whereAnd(wb, where(g_table, "deleted", IS_NULL, TYPE_RAW, 0));
}
compileWhereBuilder_sb(sb, wb, 1);
modbFreeTableName(&g_table);
modbFreeTableName(&ug_table);
if (strbld_finalize_or_destroy(&sb, &qry, &qry_len) != 0) {
return -1;
}
qry_ret = tableQuery(sconn, qry, qry_len, 0, &col_data, &n_cols);
free(qry);
// Query failed
if (qry_ret == (uint64_t)-1) {
return -1;
}
// Zero row result
if (qry_ret == 0) {
freeColumns(col_data, n_cols);
return 0;
}
user->group_ids = (*col_data)->data.ptr_uint32;
user->n_groups = (*col_data)->n_values;
(*col_data)->data.ptr_uint32 = 0;
freeColumns(col_data, n_cols);
return 1;
}
int modbFetchUserGroups(stored_conn *sconn, modb_ref *modb, struct user_t *user, int with_deleted)
{
int ret;
size_t idx;
ret = modbFetchUserGroupIds(sconn, modb, user, with_deleted);
if (ret != 1) {
return ret;
}
user->groups = allocGroups(user->n_groups);
if (user->groups == 0) {
return -1;
}
for (idx = 0; idx < user->n_groups; idx++) {
if (modbGroupById(sconn, modb, *(user->group_ids + idx), 0, (user->groups + idx)) != 1) {
freeGroups(&user->groups, user->n_groups);
return -1;
}
}
return ret;
}
int modbSyncUserGroups(stored_conn *sconn, modb_ref *modb,
unsigned int user_id, size_t n_groups, unsigned int *group_ids)
{
char *table;
size_t table_len;
int64_t qry_ret;
modbTableName(&table, &table_len, modb, USER_GROUPS_TABLE, STR_LEN(USER_GROUPS_TABLE));
qry_ret = syncIdMap(sconn, table, table_len, "user_id", "group_id", user_id, n_groups, group_ids);
modbFreeTableName(&table);
return (int)qry_ret;
}
int modbSyncUserGroups_va(stored_conn *sconn, modb_ref *modb,
unsigned int user_id, size_t n_groups, ...)
{
va_list args;
char *table;
size_t table_len;
int64_t qry_ret;
va_start(args, n_groups);
modbTableName(&table, &table_len, modb, USER_GROUPS_TABLE, STR_LEN(USER_GROUPS_TABLE));
qry_ret = syncIdMap_va(sconn, table, table_len, "user_id", "group_id", user_id, n_groups, args);
modbFreeTableName(&table);
va_end(args);
return (int)qry_ret;
}
int modbIsLinked_User_Group(stored_conn *sconn, modb_ref *modb,
unsigned int user_id, unsigned int group_id)
{
char *table;
size_t table_len;
int64_t qry_ret;
modbTableName(&table, &table_len, modb, USER_GROUPS_TABLE, STR_LEN(USER_GROUPS_TABLE));
qry_ret = hasIdMap(sconn, table, table_len, "user_id", "group_id", user_id, group_id);
modbFreeTableName(&table);
return (int)qry_ret;
}
int modbLink_User_Group(stored_conn *sconn, modb_ref *modb,
unsigned int user_id, unsigned int group_id)
{
char *table;
size_t table_len;
int64_t qry_ret;
modbTableName(&table, &table_len, modb, USER_GROUPS_TABLE, STR_LEN(USER_GROUPS_TABLE));
qry_ret = hasIdMap(sconn, table, table_len, "user_id", "group_id", user_id, group_id);
modbFreeTableName(&table);
return (int)qry_ret;
}
int modbUnlink_User_Group(stored_conn *sconn, modb_ref *modb,
unsigned int user_id, unsigned int group_id)
{
char *table;
size_t table_len;
int64_t qry_ret;
modbTableName(&table, &table_len, modb, USER_GROUPS_TABLE, STR_LEN(USER_GROUPS_TABLE));
qry_ret = hasIdMap(sconn, table, table_len, "user_id", "group_id", user_id, group_id);
modbFreeTableName(&table);
return (int)qry_ret;
}