mirror of
https://github.com/aclindsa/moneygo.git
synced 2024-10-30 15:50:04 -04:00
354 lines
11 KiB
Go
354 lines
11 KiB
Go
package handlers
|
|
|
|
import (
|
|
"encoding/json"
|
|
"github.com/aclindsa/moneygo/internal/models"
|
|
"github.com/aclindsa/moneygo/internal/store/db"
|
|
"github.com/aclindsa/ofxgo"
|
|
"io"
|
|
"log"
|
|
"math/big"
|
|
"net/http"
|
|
"strings"
|
|
"time"
|
|
)
|
|
|
|
type OFXDownload struct {
|
|
OFXPassword string
|
|
StartDate time.Time
|
|
EndDate time.Time
|
|
}
|
|
|
|
func (od *OFXDownload) Read(json_str string) error {
|
|
dec := json.NewDecoder(strings.NewReader(json_str))
|
|
return dec.Decode(od)
|
|
}
|
|
|
|
func ofxImportHelper(tx *db.Tx, r io.Reader, user *models.User, accountid int64) ResponseWriterWriter {
|
|
itl, err := ImportOFX(r)
|
|
|
|
if err != nil {
|
|
//TODO is this necessarily an invalid request (what if it was an error on our end)?
|
|
log.Print(err)
|
|
return NewError(3 /*Invalid Request*/)
|
|
}
|
|
|
|
if len(itl.Accounts) != 1 {
|
|
log.Printf("Found %d accounts when importing OFX, expected 1", len(itl.Accounts))
|
|
return NewError(3 /*Invalid Request*/)
|
|
}
|
|
|
|
// Return Account with this Id
|
|
account, err := GetAccount(tx, accountid, user.UserId)
|
|
if err != nil {
|
|
log.Print(err)
|
|
return NewError(3 /*Invalid Request*/)
|
|
}
|
|
|
|
importedAccount := itl.Accounts[0]
|
|
|
|
if len(account.ExternalAccountId) > 0 &&
|
|
account.ExternalAccountId != importedAccount.ExternalAccountId {
|
|
log.Printf("OFX import has \"%s\" as ExternalAccountId, but the account being imported to has\"%s\"",
|
|
importedAccount.ExternalAccountId,
|
|
account.ExternalAccountId)
|
|
return NewError(3 /*Invalid Request*/)
|
|
}
|
|
|
|
// Find matching existing securities or create new ones for those
|
|
// referenced by the OFX import. Also create a map from placeholder import
|
|
// SecurityIds to the actual SecurityIDs
|
|
var securitymap = make(map[int64]models.Security)
|
|
for _, ofxsecurity := range itl.Securities {
|
|
// save off since ImportGetCreateSecurity overwrites SecurityId on
|
|
// ofxsecurity
|
|
oldsecurityid := ofxsecurity.SecurityId
|
|
security, err := ImportGetCreateSecurity(tx, user.UserId, &ofxsecurity)
|
|
if err != nil {
|
|
log.Print(err)
|
|
return NewError(999 /*Internal Error*/)
|
|
}
|
|
securitymap[oldsecurityid] = *security
|
|
}
|
|
|
|
if account.SecurityId != securitymap[importedAccount.SecurityId].SecurityId {
|
|
log.Printf("OFX import account's SecurityId (%d) does not match this account's (%d)", securitymap[importedAccount.SecurityId].SecurityId, account.SecurityId)
|
|
return NewError(3 /*Invalid Request*/)
|
|
}
|
|
|
|
// TODO Ensure all transactions have at least one split in the account
|
|
// we're importing to?
|
|
|
|
var transactions []models.Transaction
|
|
for _, transaction := range itl.Transactions {
|
|
transaction.UserId = user.UserId
|
|
|
|
if !transaction.Valid() {
|
|
log.Print("Unexpected invalid transaction from OFX import")
|
|
return NewError(999 /*Internal Error*/)
|
|
}
|
|
|
|
// Ensure that either AccountId or SecurityId is set for this split,
|
|
// and fixup the SecurityId to be a valid one for this user's actual
|
|
// securities instead of a placeholder from the import
|
|
for _, split := range transaction.Splits {
|
|
split.Status = models.Imported
|
|
if split.AccountId != -1 {
|
|
if split.AccountId != importedAccount.AccountId {
|
|
log.Print("Imported split's AccountId wasn't -1 but also didn't match the account")
|
|
return NewError(999 /*Internal Error*/)
|
|
}
|
|
split.AccountId = account.AccountId
|
|
} else if split.SecurityId != -1 {
|
|
if sec, ok := securitymap[split.SecurityId]; ok {
|
|
// TODO try to auto-match splits to existing accounts based on past transactions that look like this one
|
|
if split.ImportSplitType == models.TradingAccount {
|
|
// Find/make trading account if we're that type of split
|
|
trading_account, err := GetTradingAccount(tx, user.UserId, sec.SecurityId)
|
|
if err != nil {
|
|
log.Print("Couldn't find split's SecurityId in map during OFX import")
|
|
return NewError(999 /*Internal Error*/)
|
|
}
|
|
split.AccountId = trading_account.AccountId
|
|
split.SecurityId = -1
|
|
} else if split.ImportSplitType == models.SubAccount {
|
|
subaccount := &models.Account{
|
|
UserId: user.UserId,
|
|
Name: sec.Name,
|
|
ParentAccountId: account.AccountId,
|
|
SecurityId: sec.SecurityId,
|
|
Type: account.Type,
|
|
}
|
|
subaccount, err := GetCreateAccount(tx, *subaccount)
|
|
if err != nil {
|
|
log.Print(err)
|
|
return NewError(999 /*Internal Error*/)
|
|
}
|
|
split.AccountId = subaccount.AccountId
|
|
split.SecurityId = -1
|
|
} else {
|
|
split.SecurityId = sec.SecurityId
|
|
}
|
|
} else {
|
|
log.Print("Couldn't find split's SecurityId in map during OFX import")
|
|
return NewError(999 /*Internal Error*/)
|
|
}
|
|
} else {
|
|
log.Print("Neither Split.AccountId Split.SecurityId was set during OFX import")
|
|
return NewError(999 /*Internal Error*/)
|
|
}
|
|
}
|
|
|
|
imbalances, err := GetTransactionImbalances(tx, &transaction)
|
|
if err != nil {
|
|
log.Print(err)
|
|
return NewError(999 /*Internal Error*/)
|
|
}
|
|
|
|
// Fixup any imbalances in transactions
|
|
var zero big.Rat
|
|
for imbalanced_security, imbalance := range imbalances {
|
|
if imbalance.Cmp(&zero) != 0 {
|
|
imbalanced_account, err := GetImbalanceAccount(tx, user.UserId, imbalanced_security)
|
|
if err != nil {
|
|
log.Print(err)
|
|
return NewError(999 /*Internal Error*/)
|
|
}
|
|
|
|
// Add new split to fixup imbalance
|
|
split := new(models.Split)
|
|
r := new(big.Rat)
|
|
r.Neg(&imbalance)
|
|
security, err := tx.GetSecurity(imbalanced_security, user.UserId)
|
|
if err != nil {
|
|
log.Print(err)
|
|
return NewError(999 /*Internal Error*/)
|
|
}
|
|
split.Amount = r.FloatString(security.Precision)
|
|
split.SecurityId = -1
|
|
split.AccountId = imbalanced_account.AccountId
|
|
transaction.Splits = append(transaction.Splits, split)
|
|
}
|
|
}
|
|
|
|
// Move any splits with SecurityId but not AccountId to Imbalances
|
|
// accounts. In the same loop, check to see if this transaction/split
|
|
// has been imported before
|
|
var already_imported bool
|
|
for _, split := range transaction.Splits {
|
|
if split.SecurityId != -1 || split.AccountId == -1 {
|
|
imbalanced_account, err := GetImbalanceAccount(tx, user.UserId, split.SecurityId)
|
|
if err != nil {
|
|
log.Print(err)
|
|
return NewError(999 /*Internal Error*/)
|
|
}
|
|
|
|
split.AccountId = imbalanced_account.AccountId
|
|
split.SecurityId = -1
|
|
}
|
|
|
|
exists, err := SplitAlreadyImported(tx, split)
|
|
if err != nil {
|
|
log.Print("Error checking if split was already imported:", err)
|
|
return NewError(999 /*Internal Error*/)
|
|
} else if exists {
|
|
already_imported = true
|
|
}
|
|
}
|
|
|
|
if !already_imported {
|
|
transactions = append(transactions, transaction)
|
|
}
|
|
}
|
|
|
|
for _, transaction := range transactions {
|
|
err := InsertTransaction(tx, &transaction, user)
|
|
if err != nil {
|
|
log.Print(err)
|
|
return NewError(999 /*Internal Error*/)
|
|
}
|
|
}
|
|
|
|
return SuccessWriter{}
|
|
}
|
|
|
|
func OFXImportHandler(context *Context, r *http.Request, user *models.User, accountid int64) ResponseWriterWriter {
|
|
var ofxdownload OFXDownload
|
|
if err := ReadJSON(r, &ofxdownload); err != nil {
|
|
return NewError(3 /*Invalid Request*/)
|
|
}
|
|
|
|
account, err := GetAccount(context.Tx, accountid, user.UserId)
|
|
if err != nil {
|
|
return NewError(3 /*Invalid Request*/)
|
|
}
|
|
|
|
ofxver := ofxgo.OfxVersion203
|
|
if len(account.OFXVersion) != 0 {
|
|
ofxver, err = ofxgo.NewOfxVersion(account.OFXVersion)
|
|
if err != nil {
|
|
return NewError(3 /*Invalid Request*/)
|
|
}
|
|
}
|
|
|
|
var client = ofxgo.Client{
|
|
AppID: account.OFXAppID,
|
|
AppVer: account.OFXAppVer,
|
|
SpecVersion: ofxver,
|
|
NoIndent: account.OFXNoIndent,
|
|
}
|
|
|
|
var query ofxgo.Request
|
|
query.URL = account.OFXURL
|
|
query.Signon.ClientUID = ofxgo.UID(account.OFXClientUID)
|
|
query.Signon.UserID = ofxgo.String(account.OFXUser)
|
|
query.Signon.UserPass = ofxgo.String(ofxdownload.OFXPassword)
|
|
query.Signon.Org = ofxgo.String(account.OFXORG)
|
|
query.Signon.Fid = ofxgo.String(account.OFXFID)
|
|
|
|
transactionuid, err := ofxgo.RandomUID()
|
|
if err != nil {
|
|
log.Println("Error creating uid for transaction:", err)
|
|
return NewError(999 /*Internal Error*/)
|
|
}
|
|
|
|
if account.Type == models.Investment {
|
|
// Investment account
|
|
statementRequest := ofxgo.InvStatementRequest{
|
|
TrnUID: *transactionuid,
|
|
InvAcctFrom: ofxgo.InvAcct{
|
|
BrokerID: ofxgo.String(account.OFXBankID),
|
|
AcctID: ofxgo.String(account.OFXAcctID),
|
|
},
|
|
Include: true,
|
|
IncludeOO: true,
|
|
IncludePos: true,
|
|
IncludeBalance: true,
|
|
Include401K: true,
|
|
Include401KBal: true,
|
|
}
|
|
query.InvStmt = append(query.InvStmt, &statementRequest)
|
|
} else if account.OFXAcctType == "CC" {
|
|
// Import credit card transactions
|
|
statementRequest := ofxgo.CCStatementRequest{
|
|
TrnUID: *transactionuid,
|
|
CCAcctFrom: ofxgo.CCAcct{
|
|
AcctID: ofxgo.String(account.OFXAcctID),
|
|
},
|
|
Include: true,
|
|
}
|
|
query.CreditCard = append(query.CreditCard, &statementRequest)
|
|
} else {
|
|
// Import generic bank transactions
|
|
acctTypeEnum, err := ofxgo.NewAcctType(account.OFXAcctType)
|
|
if err != nil {
|
|
return NewError(3 /*Invalid Request*/)
|
|
}
|
|
statementRequest := ofxgo.StatementRequest{
|
|
TrnUID: *transactionuid,
|
|
BankAcctFrom: ofxgo.BankAcct{
|
|
BankID: ofxgo.String(account.OFXBankID),
|
|
AcctID: ofxgo.String(account.OFXAcctID),
|
|
AcctType: acctTypeEnum,
|
|
},
|
|
Include: true,
|
|
}
|
|
query.Bank = append(query.Bank, &statementRequest)
|
|
}
|
|
|
|
response, err := client.RequestNoParse(&query)
|
|
if err != nil {
|
|
// TODO this could be an error talking with the OFX server...
|
|
log.Print(err)
|
|
return NewError(3 /*Invalid Request*/)
|
|
}
|
|
defer response.Body.Close()
|
|
|
|
return ofxImportHelper(context.Tx, response.Body, user, accountid)
|
|
}
|
|
|
|
func OFXFileImportHandler(context *Context, r *http.Request, user *models.User, accountid int64) ResponseWriterWriter {
|
|
multipartReader, err := r.MultipartReader()
|
|
if err != nil {
|
|
return NewError(3 /*Invalid Request*/)
|
|
}
|
|
|
|
// assume there is only one 'part'
|
|
part, err := multipartReader.NextPart()
|
|
if err != nil {
|
|
if err == io.EOF {
|
|
log.Print("Encountered unexpected EOF")
|
|
return NewError(3 /*Invalid Request*/)
|
|
} else {
|
|
log.Print(err)
|
|
return NewError(999 /*Internal Error*/)
|
|
}
|
|
}
|
|
|
|
return ofxImportHelper(context.Tx, part, user, accountid)
|
|
}
|
|
|
|
/*
|
|
* Assumes the User is a valid, signed-in user, but accountid has not yet been validated
|
|
*/
|
|
func AccountImportHandler(context *Context, r *http.Request, user *models.User, accountid int64) ResponseWriterWriter {
|
|
|
|
importType := context.NextLevel()
|
|
switch importType {
|
|
case "ofx":
|
|
return OFXImportHandler(context, r, user, accountid)
|
|
case "ofxfile":
|
|
return OFXFileImportHandler(context, r, user, accountid)
|
|
default:
|
|
return NewError(3 /*Invalid Request*/)
|
|
}
|
|
}
|
|
|
|
func ImportHandler(r *http.Request, context *Context) ResponseWriterWriter {
|
|
route := context.NextLevel()
|
|
if route != "gnucash" {
|
|
return NewError(3 /*Invalid Request*/)
|
|
}
|
|
return GnucashImportHandler(r, context)
|
|
}
|