mirror of https://github.com/gin-gonic/gin.git
Adds GetQuery() and GetPostForm() APIs
This commit is contained in:
Manu Mtz.-Almeida
parent
19b5f726f4
commit
afc499f306
12
context.go
12
context.go
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@ -191,14 +191,14 @@ func (c *Context) MustGet(key string) interface{} {
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// c.Query("name") == "Manu"
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// c.Query("wtf") == ""
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func (c *Context) Query(key string) string {
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value, _ := c.query(key)
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value, _ := c.GetQuery(key)
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return value
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}
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// PostForm is a shortcut for c.Request.PostFormValue(key)
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// It returns an empty string ("") when the value does not exist.
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func (c *Context) PostForm(key string) string {
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value, _ := c.postForm(key)
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value, _ := c.GetPostForm(key)
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return value
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}
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@ -213,7 +213,7 @@ func (c *Context) Param(key string) string {
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}
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func (c *Context) DefaultPostForm(key, defaultValue string) string {
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if value, ok := c.postForm(key); ok {
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if value, ok := c.GetPostForm(key); ok {
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return value
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}
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return defaultValue
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@ -225,13 +225,13 @@ func (c *Context) DefaultPostForm(key, defaultValue string) string {
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// c.DefaultQuery("name", "unknown") == "Manu"
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// c.DefaultQuery("id", "none") == "none"
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func (c *Context) DefaultQuery(key, defaultValue string) string {
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if value, ok := c.query(key); ok {
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if value, ok := c.GetQuery(key); ok {
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return value
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}
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return defaultValue
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}
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func (c *Context) query(key string) (string, bool) {
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func (c *Context) GetQuery(key string) (string, bool) {
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req := c.Request
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if values, ok := req.URL.Query()[key]; ok && len(values) > 0 {
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return values[0], true
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@ -239,7 +239,7 @@ func (c *Context) query(key string) (string, bool) {
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return "", false
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}
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func (c *Context) postForm(key string) (string, bool) {
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func (c *Context) GetPostForm(key string) (string, bool) {
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req := c.Request
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req.ParseMultipartForm(32 << 20) // 32 MB
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if values := req.PostForm[key]; len(values) > 0 {
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@ -33,10 +33,11 @@ func createMultipartRequest() *http.Request {
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must(mw.SetBoundary(boundary))
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must(mw.WriteField("foo", "bar"))
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must(mw.WriteField("bar", "foo"))
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must(mw.WriteField("bar", "10"))
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must(mw.WriteField("bar", "foo2"))
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must(mw.WriteField("array", "first"))
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must(mw.WriteField("array", "second"))
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must(mw.WriteField("id", ""))
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req, err := http.NewRequest("POST", "/", body)
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must(err)
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req.Header.Set("Content-Type", MIMEMultipartPOSTForm+"; boundary="+boundary)
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@ -162,24 +163,42 @@ func handlerNameTest(c *Context) {
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func TestContextQuery(t *testing.T) {
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c, _, _ := CreateTestContext()
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c.Request, _ = http.NewRequest("GET", "http://example.com/?foo=bar&page=10", nil)
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c.Request, _ = http.NewRequest("GET", "http://example.com/?foo=bar&page=10&id=", nil)
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value, ok := c.GetQuery("foo")
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assert.True(t, ok)
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assert.Equal(t, value, "bar")
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assert.Equal(t, c.DefaultQuery("foo", "none"), "bar")
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assert.Equal(t, c.Query("foo"), "bar")
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assert.Empty(t, c.PostForm("foo"))
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value, ok = c.GetQuery("page")
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assert.True(t, ok)
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assert.Equal(t, value, "10")
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assert.Equal(t, c.DefaultQuery("page", "0"), "10")
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assert.Equal(t, c.Query("page"), "10")
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assert.Empty(t, c.PostForm("page"))
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value, ok = c.GetQuery("id")
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assert.True(t, ok)
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assert.Empty(t, value)
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assert.Equal(t, c.DefaultQuery("id", "nada"), "")
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assert.Empty(t, c.Query("id"))
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value, ok = c.GetQuery("NoKey")
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assert.False(t, ok)
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assert.Empty(t, value)
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assert.Equal(t, c.DefaultQuery("NoKey", "nada"), "nada")
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assert.Empty(t, c.Query("NoKey"))
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assert.Empty(t, c.PostForm("NoKey"))
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// postform should not mess
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value, ok = c.GetPostForm("page")
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assert.False(t, ok)
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assert.Empty(t, value)
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assert.Empty(t, c.PostForm("foo"))
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}
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func TestContextQueryAndPostForm(t *testing.T) {
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c, _, _ := CreateTestContext()
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body := bytes.NewBufferString("foo=bar&page=11&both=POST&foo=second")
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body := bytes.NewBufferString("foo=bar&page=11&both=&foo=second")
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c.Request, _ = http.NewRequest("POST", "/?both=GET&id=main&id=omit&array[]=first&array[]=second", body)
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c.Request.Header.Add("Content-Type", MIMEPOSTForm)
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@ -187,33 +206,50 @@ func TestContextQueryAndPostForm(t *testing.T) {
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assert.Equal(t, c.PostForm("foo"), "bar")
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assert.Empty(t, c.Query("foo"))
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value, ok := c.GetPostForm("page")
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assert.True(t, ok)
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assert.Equal(t, value, "11")
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assert.Equal(t, c.DefaultPostForm("page", "0"), "11")
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assert.Equal(t, c.PostForm("page"), "11")
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assert.Equal(t, c.Query("page"), "")
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assert.Equal(t, c.PostForm("both"), "POST")
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value, ok = c.GetPostForm("both")
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assert.True(t, ok)
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assert.Empty(t, value)
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assert.Empty(t, c.PostForm("both"))
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assert.Equal(t, c.DefaultPostForm("both", "nothing"), "")
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assert.Equal(t, c.Query("both"), "GET")
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value, ok = c.GetQuery("id")
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assert.True(t, ok)
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assert.Equal(t, value, "main")
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assert.Equal(t, c.DefaultPostForm("id", "000"), "000")
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assert.Equal(t, c.Query("id"), "main")
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assert.Empty(t, c.PostForm("id"))
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value, ok = c.GetQuery("NoKey")
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assert.False(t, ok)
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assert.Empty(t, value)
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value, ok = c.GetPostForm("NoKey")
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assert.False(t, ok)
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assert.Empty(t, value)
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assert.Equal(t, c.DefaultPostForm("NoKey", "nada"), "nada")
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assert.Equal(t, c.DefaultQuery("NoKey", "nothing"), "nothing")
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assert.Empty(t, c.PostForm("NoKey"))
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assert.Empty(t, c.Query("NoKey"))
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var obj struct {
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Foo string `form:"foo"`
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ID string `form:"id"`
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Page string `form:"page"`
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Page int `form:"page"`
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Both string `form:"both"`
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Array []string `form:"array[]"`
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}
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assert.NoError(t, c.Bind(&obj))
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assert.Equal(t, obj.Foo, "bar")
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assert.Equal(t, obj.ID, "main")
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assert.Equal(t, obj.Page, "11")
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assert.Equal(t, obj.Both, "POST")
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assert.Equal(t, obj.Page, 11)
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assert.Equal(t, obj.Both, "")
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assert.Equal(t, obj.Array, []string{"first", "second"})
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}
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@ -222,20 +258,47 @@ func TestContextPostFormMultipart(t *testing.T) {
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c.Request = createMultipartRequest()
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var obj struct {
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Foo string `form:"foo"`
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Bar string `form:"bar"`
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Array []string `form:"array"`
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Foo string `form:"foo"`
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Bar string `form:"bar"`
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BarAsInt int `form:"bar"`
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Array []string `form:"array"`
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Id string `form:"id"`
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}
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assert.NoError(t, c.Bind(&obj))
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assert.Equal(t, obj.Bar, "foo")
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assert.Equal(t, obj.Foo, "bar")
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assert.Equal(t, obj.Bar, "10")
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assert.Equal(t, obj.BarAsInt, 10)
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assert.Equal(t, obj.Array, []string{"first", "second"})
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assert.Equal(t, obj.Id, "")
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assert.Empty(t, c.Query("foo"))
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value, ok := c.GetQuery("foo")
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assert.False(t, ok)
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assert.Empty(t, value)
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assert.Empty(t, c.Query("bar"))
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assert.Equal(t, c.DefaultQuery("id", "nothing"), "nothing")
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value, ok = c.GetPostForm("foo")
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assert.True(t, ok)
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assert.Equal(t, value, "bar")
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assert.Equal(t, c.PostForm("foo"), "bar")
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value, ok = c.GetPostForm("array")
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assert.True(t, ok)
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assert.Equal(t, value, "first")
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assert.Equal(t, c.PostForm("array"), "first")
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assert.Equal(t, c.PostForm("bar"), "foo")
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assert.Equal(t, c.DefaultPostForm("bar", "nothing"), "10")
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value, ok = c.GetPostForm("id")
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assert.True(t, ok)
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assert.Empty(t, value)
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assert.Empty(t, c.PostForm("id"))
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assert.Empty(t, c.DefaultPostForm("id", "nothing"))
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value, ok = c.GetPostForm("nokey")
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assert.False(t, ok)
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assert.Empty(t, value)
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assert.Equal(t, c.DefaultPostForm("nokey", "nothing"), "nothing")
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}
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func TestContextSetCookie(t *testing.T) {
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