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Work around missing blank line after last header

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Detect when a newline doesn't follow the last header when parsing SGML and break out of the header-parsing loop early. Add an example .qfx file demonstrating the broken behavior we're working around and a test.
This commit is contained in:
Martin Kobetic 2019-01-04 11:18:55 -05:00 committed by Aaron Lindsay
parent 7691881132
commit 0f6ceccd86
3 changed files with 71 additions and 2 deletions
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10
response.go
View File

@ -35,6 +35,16 @@ type Response struct {
func (or *Response) readSGMLHeaders(r *bufio.Reader) error { func (or *Response) readSGMLHeaders(r *bufio.Reader) error {
var seenHeader, seenVersion bool = false, false var seenHeader, seenVersion bool = false, false
for { for {
// Some financial institutions do not properly leave an empty line after the last header.
// Avoid attempting to read another header in that case.
next, err := r.Peek(1)
if err != nil {
return err
}
if next[0] == '<' {
break
}
line, err := r.ReadString('\n') line, err := r.ReadString('\n')
if err != nil { if err != nil {
return err return err

4
response_test.go
View File

@ -140,10 +140,9 @@ func TestValidSamples(t *testing.T) {
fn := func(path string, info os.FileInfo, err error) error { fn := func(path string, info os.FileInfo, err error) error {
if info.IsDir() { if info.IsDir() {
return nil return nil
} else if filepath.Ext(path) != ".ofx" { } else if ext := filepath.Ext(path); ext != ".ofx" && ext != ".qfx" {
return nil return nil
} }
file, err := os.Open(path) file, err := os.Open(path)
if err != nil { if err != nil {
t.Fatalf("Unexpected error opening %s: %s\n", path, err) t.Fatalf("Unexpected error opening %s: %s\n", path, err)
@ -155,4 +154,5 @@ func TestValidSamples(t *testing.T) {
return nil return nil
} }
filepath.Walk("samples/valid_responses", fn) filepath.Walk("samples/valid_responses", fn)
filepath.Walk("samples/busted_responses", fn)
} }

59
samples/busted_responses/bmo_v102__no_header_newline.qfx Normal file
View File

@ -0,0 +1,59 @@
OFXHEADER:100
DATA:OFXSGML
VERSION:102
SECURITY:NONE
ENCODING:USASCII
CHARSET:1252
COMPRESSION:NONE
OLDFILEUID:NONE
NEWFILEUID:NONE
<OFX>
<SIGNONMSGSRSV1>
<SONRS>
<STATUS>
<CODE>0
<SEVERITY>INFO
<MESSAGE>OK
</STATUS>
<DTSERVER>20181202184906.217[-5:EDT]
<USERKEY>SJLDF802DV09DF80
<LANGUAGE>ENG
<INTU.BID>00017
</SONRS>
</SIGNONMSGSRSV1>
<CREDITCARDMSGSRSV1>
<CCSTMTTRNRS>
<TRNUID>1
<STATUS>
<CODE>0
<SEVERITY>INFO
<MESSAGE>OK
</STATUS>
<CCSTMTRS>
<CURDEF>CAD
<CCACCTFROM>
<ACCTID>2380370270281083
</CCACCTFROM>
<BANKTRANLIST>
<DTSTART>20181202184905.909[-5:EDT]
<DTEND>20181202184905.909[-5:EDT]
<STMTTRN>
<TRNTYPE>CREDIT
<DTPOSTED>20181030000000.000[-5:EDT]
<TRNAMT>2042.24
<FITID>2380370270281083201810302054456
<NAME>PAYMENT RECEIVED - THANK YOU
</STMTTRN>
</BANKTRANLIST>
<LEDGERBAL>
<BALAMT>-552.63
<DTASOF>20181202184906.217[-5:EDT]
</LEDGERBAL>
<AVAILBAL>
<BALAMT>-552.63
<DTASOF>20181202184906.217[-5:EDT]
</AVAILBAL>
</CCSTMTRS>
</CCSTMTTRNRS>
</CREDITCARDMSGSRSV1>
</OFX>