108 lines
2.2 KiB
Go
108 lines
2.2 KiB
Go
package httpbinding
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import (
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"encoding/base64"
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"math"
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"math/big"
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"net/url"
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"strconv"
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)
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// QueryValue is used to encode query key values
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type QueryValue struct {
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query url.Values
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key string
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append bool
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}
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// NewQueryValue creates a new QueryValue which enables encoding
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// a query value into the given url.Values.
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func NewQueryValue(query url.Values, key string, append bool) QueryValue {
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return QueryValue{
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query: query,
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key: key,
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append: append,
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}
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}
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func (qv QueryValue) updateKey(value string) {
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if qv.append {
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qv.query.Add(qv.key, value)
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} else {
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qv.query.Set(qv.key, value)
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}
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}
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// Blob encodes v as a base64 query string value
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func (qv QueryValue) Blob(v []byte) {
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encodeToString := base64.StdEncoding.EncodeToString(v)
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qv.updateKey(encodeToString)
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}
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// Boolean encodes v as a query string value
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func (qv QueryValue) Boolean(v bool) {
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qv.updateKey(strconv.FormatBool(v))
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}
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// String encodes v as a query string value
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func (qv QueryValue) String(v string) {
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qv.updateKey(v)
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}
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// Byte encodes v as a query string value
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func (qv QueryValue) Byte(v int8) {
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qv.Long(int64(v))
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}
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// Short encodes v as a query string value
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func (qv QueryValue) Short(v int16) {
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qv.Long(int64(v))
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}
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// Integer encodes v as a query string value
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func (qv QueryValue) Integer(v int32) {
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qv.Long(int64(v))
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}
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// Long encodes v as a query string value
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func (qv QueryValue) Long(v int64) {
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qv.updateKey(strconv.FormatInt(v, 10))
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}
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// Float encodes v as a query string value
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func (qv QueryValue) Float(v float32) {
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qv.float(float64(v), 32)
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}
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// Double encodes v as a query string value
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func (qv QueryValue) Double(v float64) {
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qv.float(v, 64)
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}
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func (qv QueryValue) float(v float64, bitSize int) {
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switch {
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case math.IsNaN(v):
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qv.String(floatNaN)
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case math.IsInf(v, 1):
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qv.String(floatInfinity)
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case math.IsInf(v, -1):
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qv.String(floatNegInfinity)
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default:
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qv.updateKey(strconv.FormatFloat(v, 'f', -1, bitSize))
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}
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}
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// BigInteger encodes v as a query string value
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func (qv QueryValue) BigInteger(v *big.Int) {
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qv.updateKey(v.String())
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}
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// BigDecimal encodes v as a query string value
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func (qv QueryValue) BigDecimal(v *big.Float) {
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if i, accuracy := v.Int64(); accuracy == big.Exact {
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qv.Long(i)
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return
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}
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qv.updateKey(v.Text('e', -1))
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}
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