Publish org to remote host via SSH

my-org-publish.el

(require 'org-publish)
(setq org-directory "~/Dropbox/Org")
(setq org-internal-directory "~/Org")
(setq org-internal-publishing-directory (concat "/ssh:" user-login-name "@HOST01:~/public_html"))
(setq org-publish-project-alist
      `(                                ;use back-quote
        ;; publish to public cloud
        ("org" :components ("org-notes" "org-static" "org-ebooks"))

        ;; publish to internal cloud
        ("org-internal" :components ("org-internal-notes" "org-internal-static"))

        ;; components
        ("org-notes"
         :base-directory ,org-directory
         :base-extension "org"
         :publishing-directory "~/Dropbox/public_html"
         :recursive t
         :publishing-function org-publish-org-to-html
         :plain-source t
         :headline-levels 10
         :htmlized-source t
         :section-numbers nil
         :table-of-contents t
         :style "<link rel=\"stylesheet\" href=\"css/worg.css\" type=\"text/css\"/>"
         :auto-preamble t
         :auto-index t
         :index-filename "sitemap.org"
         :index-title "Sitemap"
         )

        ("org-ebooks"
         :base-directory ,org-directory
         :base-extension "pdf\\|chm"
         :publishing-directory "~/Dropbox/public_html/"
         :recursive t
         :publishing-function org-publish-attachment
         )

        ("org-static"
         :base-directory ,org-directory
         :base-extension "css\\|js\\|png\\|jpg\\|gif\\|mp3\\|ogg\\|swf\\|mm"
         :publishing-directory "~/Dropbox/public_html/"
         :recursive t
         :publishing-function org-publish-attachment
         )

        ;; for everythings that should be kept away from public
        ("org-internal-notes"
         :base-directory ,org-internal-directory
         :base-extension "org"
         :publishing-directory ,org-internal-publishing-directory
         :recursive t
         :publishing-function org-publish-org-to-html
         :headline-levels 10
         :htmlized-source t
         :section-numbers nil
         :table-of-contents t
         :style "<link rel=\"stylesheet\" href=\"css/worg.css\" type=\"text/css\"/>"

         :auto-preamble t
         :auto-index t
         :auto-sitemap t
         :sitemap-filename "index.html"
         :sitemap-title "Homepage of Liu, Yen-Liang (Josh)"
         :sitemap-style "tree"
         :tags nil
         )

        ("org-internal-static"
         :base-directory ,org-internal-directory
         :publishing-directory ,org-internal-publishing-directory
         :base-extension "css\\|js\\|png\\|jpg\\|gif\\|mp3\\|ogg\\|swf\\|mm"
         :recursive t
         :publishing-function org-publish-attachment
         )
        ))