Mercurial > aurellem

     1 #+title: Serving a blog using Clojure

     2 #+author: Robert McIntyre

     3 #+MATHJAX: align:"left" mathml:t path:"../MathJax/MathJax.js"

     4 #+STYLE: <link rel="stylesheet" type="text/css" href="../css/aurellem.css" />

     5 #+BEGIN_HTML

     6 <h1>{{{title}}}</h1>

     7 #+END_HTML

     8 

     9 * Aurellem Export Program

    10 #+srcname: publish

    11 #+begin_src clojure :results silent

    12 (ns aurellem.publish

    13   (:use rlm.ns-rlm))

    14 (rlm.ns-rlm/ns-clone rlm.light-base)

    15 (import org.htmlcleaner.HtmlCleaner)

    16 (import org.htmlcleaner.TagNode)

    17 (import java.io.File)

    18 (import java.net.URL)

    19 (import org.apache.commons.io.FileUtils)

    20 (use 'clojure.java.io)

    21 (use 'rlm.sanitize-file)

    22 (use 'net.cgrand.enlive-html)

    23 (use 'rlm.pikasemechu)

    24 (require 'rlm.push)

    25 (use 'clojure.contrib.shell-out)

    26 

    27 (declare publish)

    28 

    29 

    30 (defvar *exports*

    31   [(file-str "~/aurellem/src/pokemon/types.html")

    32    (file-str "~/aurellem/src/pokemon/lpsolve.html")

    33    (file-str "~/aurellem/src/abomination/no_parens.html")

    34    (file-str "/home/r/aurellem/src/qm/quandary.html")

    35    (file-str "/home/r/cortex/cortex.html")

    36    (file-str "/home/r/cortex/capture-video.html")]

    37   "The html files which will be exported to the auerllem

    38   website. Listed in the order they will appear on the site

    39   to add more entries to the site, add them here.")

    40 

    41 (defvar *other-files*

    42   [(file-str "/home/r/aurellem/src/MathJax/")

    43    (file-str "/home/r/aurellem/src/css/aurellem.css")

    44    (file-str "/home/r/aurellem/src/js/jquery.min.js")

    45    (file-str "/home/r/aurellem/src/aurellem/err.html")

    46    (file-str "/home/r/cortex/sources/turing.pdf")

    47    (file-str "/home/r/cortex/images/brick-wall-standing.jpg")

    48    (file-str "/home/r/cortex/images/brick-wall-knocked-down.jpg")

    49    (file-str "/home/r/cortex/images/dominos.jpg")

    50    (file-str "/home/r/cortex/images/simple-app.jpg")]

    51    

    52   "other files needed by the website, but which are not posts.")

    53 

    54 (defvar *index*

    55   (file-str "~/aurellem/src/aurellem/index.html")

    56   "this is the main index.html file for the site. It will be updated

    57   with new posts")

    58 

    59 (defvar *site*

    60   (file-str "~/aurellem/site-output")

    61   "the target output directoty for the site's content")

    62 

    63 (defvar *export-base* (file-str "~/"))

    64 

    65 (defn target-file [#^File file]

    66   (file-str

    67    (.replace (.getCanonicalPath file)

    68 	     (.getCanonicalPath *export-base*)

    69 	     (.getCanonicalPath *site*))))

    70 

    71 (defn title [page]

    72   (str (.getText (first (tags-by-name (parse page) "title")))))

    73 

    74 (defn link [#^File file]

    75   (.replace (.getCanonicalPath (target-file file))

    76 	    (.getCanonicalPath *site*)

    77 	    "."))

    78 

    79 (defn rsync-string [#^java.io.File file]

    80   (if (.isFile file) 

    81     (.getPath file)

    82     (str (.getPath file) "/")))

    83 

    84 (defn rsync-local [#^File src #^File dst]

    85   (let [parent (.getParentFile dst)]

    86     (if (not (.exists parent))

    87       ;; rsync won't make parent directories

    88       (sh "mkdir" "-p" (.getCanonicalPath parent))))

    89   (sw "rsync" "-avz" "--human-readable" (rsync-string src) (.getCanonicalPath dst)))

    90 

    91 (defn cp [#^File src #^File dst]

    92   (if (.isDirectory src)

    93     (FileUtils/copyDirectory src dst)

    94     (FileUtils/copyFile src dst)))

    95 

    96 (defn copy-site-files 

    97   "copy all the files in *exports* and *other-files* to the site directory

    98  preserving the folder structure."

    99   []

   100   (dorun

   101    (for [file (concat *other-files* *exports*)]

   102      (let [source file destination (target-file file)]

   103 	   (rsync-local source destination)))))

   104 

   105 (deftemplate fill-list *index* [posts]

   106   [:div#posts :ul.post_list :li]

   107   (clone-for [post posts]

   108 	     (content {:tag :a 

   109 		       :attrs {:href (link post)}

   110 		       :content [(title post)]})))

   111   

   112 (defn update-index

   113   "update the index.html post list and write it to the site directory"

   114   []

   115   (println "Rebuilding index.html")

   116   (FileUtils/writeStringToFile 

   117    (file-str "~/aurellem/site-output/index.html")

   118    ;; reverse the list to get reverse chronological order for the site.

   119    (apply str (fill-list *exports*))))

   120   

   121 (defn publish-local []

   122   (rlm.rlm-commands/re)

   123   (copy-site-files)

   124   (update-index))

   125 

   126 (defn publish-web []

   127   (publish-local)

   128   (rlm.push/push "-u" "-t" "slice"))

   129 

   130 #+end_src

   131 

   132 

   133 

   134 #+begin_src clojure :results silent :tangle publish.clj :noweb yes :exports none

   135 <<publish>>

   136 #+end_src

   137
author	Robert McIntyre <rlm@mit.edu>
date	Sun, 25 Oct 2015 11:26:37 -0700
parents	3186b6b76cde
children