7. History of Web
... HTTP/0.9
1996/ 5 HTTP/1.0 (GET,POST,HEAD)
1997/ 1 HTTP/1.1 (+ PUT,DELETE etc)
1997/12 HTML 4.0 (GET,POST)
1997/12 HTML 4.01 (GET,POST)
2000/ 1 XHTML 1.0
2003/11 XForms 1.0 (GET,POST,PUT)
2008/ 1 HTML 5 (GET,POST)
2009/10 XForms 1.1 (+ DELETE)
2010/11 XHTML 1.1
...
8. HTML 4.01 (spec)
method = get|post [CI]
This attribute specifies which HTTP method will
be used to submit the form data set. Possible
(case-insensitive) values are "get" (the default)
and "post". See the section on form submission
for usage information.
http://www.w3.org/TR/html401/interact/forms.html#adef-method
9. HTML 4.0.x
● Usage
○ before Ajax, XHR, REST
○ “JavaScript off” on browser
● Security
○ on Server Side
○ apache case
■ http://www.apacheweek.com/features/put
● Form Spec
○ action attr is static
○ no header handling from form
○ behavior for response
● No UseCases, No Needs
10. History of Web
... HTTP/0.9
1996/ 5 HTTP/1.0 (GET,POST,HEAD)
1997/ 1 HTTP/1.1 (+ PUT,DELETE etc)
1997/12 HTML 4.0 (GET,POST)
1997/12 HTML 4.01 (GET,POST)
2000/ 1 XHTML 1.0
2003/11 XForms 1.0 (GET,POST,PUT)
2008/ 1 HTML 5 (GET,POST)
2009/10 XForms 1.1 (+ DELETE)
2010/11 XHTML 1.1
...
11. XForm 1.1 (spec)
11.9.3 The put Submission Method
This submit method represents HTTP PUT or the
equivalent concept (such as writing to a local file). The
serialized form data is delivered as the message body.
11.9.4 The delete Submission Method
This submit method represents HTTP DELETE or the
equivalent concept (such as deleting a local file). The
serialized form data is delivered in the same manner as the
getsubmission method (see 11.9.1 The get Submission
Method).
http://www.w3.org/TR/2009/REC-xforms-20091020/#submit-put
12. XForm
● more rich Form by XML
○ lots of new feature
○ no depends on JavaScript
○ XForm 1.1 supports PUT, DELETE
● XHTML2.0 includes XForm
○ finished working
○ to HTML5
○ no implementation
● XHTML2.0 Finished ;(
13. History of Web
... HTTP/0.9
1996/ 5 HTTP/1.0 (GET,POST,HEAD)
1997/ 1 HTTP/1.1 (+ PUT,DELETE etc)
1997/12 HTML 4.0 (GET,POST)
1997/12 HTML 4.01 (GET,POST)
2000/ 1 XHTML 1.0
2003/11 XForms 1.0 (GET,POST,PUT)
2008/ 1 HTML 5 (GET,POST)
2009/10 XForms 1.1 (+ DELETE)
2010/11 XHTML 1.1
...
14. HTML 5 (spec)
http://www.w3.org/TR/html5/forms.html#attr-fs-method
The method and formmethod content
attributes are enumerated attributes with the
following keywords and states:
●The keyword get, mapping to the state GET,
indicating the HTTP GET method.
●The keyword post, mapping to the state
POST, indicating the HTTP POST method.
15. HTML5
● After Ajax, XHR, REST(like rails)
● JavaScript has benefits
● Discussion on @W3C bug 10671
from Julian:
consider adding support for PUT and DELETE
as form methods
from Chair:
"it doesn't make much sense
with forms either" by Hixie
17. Continue in Public-HTML-Comments
● Enhance http request generation from forms
○ https://www.w3.org/html/wg/tracker/issues/195
○ long discussion
● HTML Form HTTP Extensions
○ http://cameronjones.github.io/form-http-
extensions/index.html by Cameron Jones
○ supports full HTTP/1.1 method
○ supports HTTP Authenticate
○ add payload attribute
○ WIP now
○ will WGFD and will be in HTML5.1?
18. HTML Form HTTP Extensions
by Cameron Jones: http://cameronjones.github.io/form-http-extensions/index.html
19. Example - PUT
<form action="http://www.example.com/cms/hogmanay" method="PUT">
<input name="If-Unmodified-Since"
type="hidden"
value="Tue, 1 Jan 2013 12:00:00 GMT"
payload="_header"/>
<textarea name="content">
// content
</textarea>
<button type="submit">Update</button>
</form>
23. Conclusion
● History
○ HTML4.x: No UseCase, No Needs
○ XForm: XHTML2.0 Finished
○ HTML5: Make No Sence
● Draft
○ Discussing Now
○ Extend Form SPEC by Cameron
○ http://cameronjones.github.io/form-http-
extensions/index.html
○ Will include in HTML5.1 ?