summaryrefslogtreecommitdiff
path: root/pkg/auth/sip2/spec.go
diff options
context:
space:
mode:
Diffstat (limited to 'pkg/auth/sip2/spec.go')
-rw-r--r--pkg/auth/sip2/spec.go190
1 files changed, 95 insertions, 95 deletions
diff --git a/pkg/auth/sip2/spec.go b/pkg/auth/sip2/spec.go
index ba7c356..af65b33 100644
--- a/pkg/auth/sip2/spec.go
+++ b/pkg/auth/sip2/spec.go
@@ -6,136 +6,136 @@ import (
"strings"
)
-type FixedFieldSpec struct {
+const (
+ yes string = "Y"
+ trueVal string = "1"
+ okVal string = "ok"
+ language string = "language"
+ patronStatus string = "patron status"
+ date string = "transaction date"
+ patronIdentifier string = "patron identifier"
+ patronPassword string = "patron password"
+ personalName string = "personal name"
+ screenMessage string = "screen message"
+ institutionID string = "institution id"
+ validPatron string = "valid patron"
+ validPatronPassword string = "valid patron password"
+ loginResponse string = "Login Response"
+ patronStatusResponse string = "Patron Status Response"
+)
+
+type fixedFieldSpec struct {
length int
label string
}
-type FixedField struct {
- spec FixedFieldSpec
+type fixedField struct {
+ spec fixedFieldSpec
value string
}
-type VariableFieldSpec struct {
+type variableFieldSpec struct {
id string
label string
}
-type VariableField struct {
- spec VariableFieldSpec
+type variableField struct {
+ spec variableFieldSpec
value string
}
-type MessageSpec struct {
+type messageSpec struct {
id int
label string
- fields []FixedFieldSpec
+ fields []fixedFieldSpec
}
-type Message struct {
- fields []VariableField
- fixed_fields []FixedField
- msg_txt string
+type message struct {
+ fields []variableField
+ fixedFields []fixedField
+ msgTxt string
}
type Parser struct {
- getMessageSpecByCode func(int) MessageSpec
- getVariableFieldByCode func(string) VariableFieldSpec
- getFixedFieldValue func(*Message, string) (string, bool)
- getFieldValue func(*Message, string) (string, bool)
- parseMessage func(string) *Message
+ msgByCodeMap map[int]messageSpec
+ variableFieldByCodeMap map[string]variableFieldSpec
}
-const (
- YES string = "Y"
- TRUE string = "1"
- Ok string = "ok"
- Language string = "language"
- PatronStatus string = "patron status"
- Date string = "transaction date"
- PatronIdentifier string = "patron identifier"
- PatronPassword string = "patron password"
- PersonalName string = "personal name"
- ScreenMessage string = "screen message"
- InstitutionId string = "institution id"
- ValidPatron string = "valid patron"
- ValidPatronPassword string = "valid patron password"
- LoginResponse string = "Login Response"
- PatronStatusResponse string = "Patron Status Response"
-)
-
func getParser() *Parser {
- LanguageSpec := FixedFieldSpec{3, Language}
- PatronStatusSpec := FixedFieldSpec{14, PatronStatus}
- DateSpec := FixedFieldSpec{18, Date}
- OkSpec := FixedFieldSpec{1, Ok}
+ languageSpec := fixedFieldSpec{3, language}
+ patronStatusSpec := fixedFieldSpec{14, patronStatus}
+ dateSpec := fixedFieldSpec{18, date}
+ okSpec := fixedFieldSpec{1, okVal}
- msgByCodeMap := map[int]MessageSpec{
- 94: MessageSpec{94, LoginResponse, []FixedFieldSpec{OkSpec}},
- 24: MessageSpec{24, PatronStatusResponse, []FixedFieldSpec{PatronStatusSpec, LanguageSpec, DateSpec}},
+ msgByCodeMap := map[int]messageSpec{
+ 94: messageSpec{94, loginResponse, []fixedFieldSpec{okSpec}},
+ 24: messageSpec{24, patronStatusResponse, []fixedFieldSpec{patronStatusSpec, languageSpec, dateSpec}},
}
- variableFieldByCodeMap := map[string]VariableFieldSpec{
- "AA": VariableFieldSpec{"AA", PatronIdentifier},
- "AD": VariableFieldSpec{"AD", PatronPassword},
- "AE": VariableFieldSpec{"AE", PersonalName},
- "AF": VariableFieldSpec{"AF", ScreenMessage},
- "AO": VariableFieldSpec{"AO", InstitutionId},
- "BL": VariableFieldSpec{"BL", ValidPatron},
- "CQ": VariableFieldSpec{"CQ", ValidPatronPassword},
+ variableFieldByCodeMap := map[string]variableFieldSpec{
+ "AA": variableFieldSpec{"AA", patronIdentifier},
+ "AD": variableFieldSpec{"AD", patronPassword},
+ "AE": variableFieldSpec{"AE", personalName},
+ "AF": variableFieldSpec{"AF", screenMessage},
+ "AO": variableFieldSpec{"AO", institutionID},
+ "BL": variableFieldSpec{"BL", validPatron},
+ "CQ": variableFieldSpec{"CQ", validPatronPassword},
}
- parser := new(Parser)
- parser.getMessageSpecByCode = func(code int) MessageSpec {
- return msgByCodeMap[code]
- }
- parser.getVariableFieldByCode = func(code string) VariableFieldSpec {
- return variableFieldByCodeMap[code]
- }
- parser.getFixedFieldValue = func(msg *Message, field string) (string, bool) {
- for _, v := range msg.fixed_fields {
- if v.spec.label == field {
- return v.value, true
- }
+ return &Parser{msgByCodeMap, variableFieldByCodeMap}
+}
+
+func (p *Parser) getMessageSpecByCode(code int) messageSpec {
+ return p.msgByCodeMap[code]
+}
+
+func (p *Parser) getVariableFieldByCode(code string) variableFieldSpec {
+ return p.variableFieldByCodeMap[code]
+}
+
+func (p *Parser) getFixedFieldValue(msg *message, field string) (string, bool) {
+ for _, v := range msg.fixedFields {
+ if v.spec.label == field {
+ return v.value, true
}
- return "", false
}
- parser.getFieldValue = func(msg *Message, field string) (string, bool) {
- for _, v := range msg.fields {
- if v.spec.label == field {
- return v.value, true
- }
+ return "", false
+}
+
+func (p *Parser) getFieldValue(msg *message, field string) (string, bool) {
+ for _, v := range msg.fields {
+ if v.spec.label == field {
+ return v.value, true
}
- return "", false
}
+ return "", false
+}
- parser.parseMessage = func(msg string) *Message {
- txt := msg[:len(msg)-len(TelnetTerminator)]
- code, err := strconv.Atoi(txt[:2])
- if nil != err {
- log.Printf("Error parsing integer: %s\n", txt[:2])
- }
- spec := parser.getMessageSpecByCode(code)
- txt = txt[2:]
-
- message := new(Message)
- for _, sp := range spec.fields {
- value := txt[:sp.length]
- txt = txt[sp.length:]
- message.fixed_fields = append(message.fixed_fields, FixedField{sp, value})
- }
- if len(txt) == 0 {
- return message
- }
- for _, part := range strings.Split(txt, "|") {
- if len(part) > 0 {
- part_spec := parser.getVariableFieldByCode(part[:2])
- value := part[2:]
- message.fields = append(message.fields, VariableField{part_spec, value})
- }
- }
+func (p *Parser) parseMessage(msg string) *message {
+ txt := msg[:len(msg)-len(telnetTerminator)]
+ code, err := strconv.Atoi(txt[:2])
+ if nil != err {
+ log.Printf("Error parsing integer: %s\n", txt[:2])
+ }
+ spec := p.getMessageSpecByCode(code)
+ txt = txt[2:]
+
+ message := new(message)
+ for _, sp := range spec.fields {
+ value := txt[:sp.length]
+ txt = txt[sp.length:]
+ message.fixedFields = append(message.fixedFields, fixedField{sp, value})
+ }
+ if len(txt) == 0 {
return message
}
- return parser
+ for _, part := range strings.Split(txt, "|") {
+ if len(part) > 0 {
+ partSpec := p.getVariableFieldByCode(part[:2])
+ value := part[2:]
+ message.fields = append(message.fields, variableField{partSpec, value})
+ }
+ }
+ return message
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-19 09:42:26 +0000