thodg/cl-unix-cybernetics/core/helpers.lisp

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• Hash : 6058f17a
  Author : Thomas de Grivel
  Date : 2020-04-18T14:55:51
  

  static-file static-directory

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• core/helpers.lisp

• ;;
  ;;  adams - system administrator written in Common Lisp
  ;;
  ;;  Copyright 2020 Thomas de Grivel <thoxdg@gmail.com>
  ;;
  ;;  Permission to use, copy, modify, and distribute this software for any
  ;;  purpose with or without fee is hereby granted, provided that the above
  ;;  copyright notice and this permission notice appear in all copies.
  ;;
  ;;  THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  ;;  WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  ;;  MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  ;;  ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  ;;  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  ;;  ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  ;;  OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  ;;
  
  (in-package :adams)
  
  (defun read-file (&rest path-parts)
    (let ((path (str path-parts)))
      (with-output-to-string (out)
        (with-open-file (stream path :element-type 'character)
          (let ((buf (make-string 4096)))
            (loop
               (let ((size (read-sequence buf stream)))
                 (when (zerop size)
                   (return))
                 (write-sequence buf out :end size))))))))
  
  (defun static-file (path &rest plist)
    (resource 'file path
              :content (read-file (hostname *host*) path)
              plist))
  
  (defun static-directory (directory &rest plist)
    (let* ((host-dir (truename (pathname (the string
                                              (str (hostname) #\/)))))
           (dir-path (str host-dir directory)))
      (print dir-path)
      (mapcar (lambda (path)
                (let ((name (enough-namestring path host-dir)))
                (resource 'file (str "/" name)
                          :content (read-file path)
                          plist)))
                    (directory dir-path))))
  

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