enlive

query html document with css selectors

supported selectors

selector	description
:	id [:main]
.	class [.content.home-page]
tag	tagname [p.demo a]
>	direct children [.article > p]
*	all nodes [:section > *]

• use : for id not #
• leave spaces around >, like [:app.items > .item > a]

usage

enlive-fetch

#+BEGIN_SRC elisp
(require 'enlive)

(enlive-text
 (enlive-query (enlive-fetch "http://gnu.org/") [title]))
#+END_SRC

#+RESULTS:
: The GNU Operating System and the Free Software Movement

enlive-parse

#+BEGIN_SRC elisp :results raw
(enlive-query-all
 (enlive-parse "<div class=\"content\">
                   <p>p1</p>
                   <p>p2</p>
                </div>")
 [.content p])
#+END_SRC

#+RESULTS:
((p nil p1) (p nil p2))

enlive-query

• enlive-query-all will return all node mached

enlive-with

#+BEGIN_SRC elisp :results raw
(macroexpand '(enlive-with element
                           (enlive-query [div])
                           (enlive-query-all [.cls])))
#+END_SRC

#+RESULTS:
(progn (enlive-query element [div]) (enlive-query-all element [.cls]))

enlive-let

#+BEGIN_SRC elisp :results raw
(enlive-let (enlive-parse "<span><i class=\"foo\">foo</i><i class=\"bar\">bar</i></span>")
            ((foo [.foo])
             (bar [.bar]))
            (list (enlive-text (car foo)) (enlive-text (car bar))))
#+END_SRC

#+RESULTS:
(foo bar)

some dom related functions

• enlive-get-element-by-id
• enlive-get-elements-by-tag-name
• enlive-get-elements-by-class-name
• enlive-has-class
• enlive-attr