79 lines
2.1 KiB
Scheme
79 lines
2.1 KiB
Scheme
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(define-record-type acl :acl
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(make-acl dir afs-perms)
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acl?
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(dir acl-dir)
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(afs-perms acl-afs-perms))
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(define (make-header width dir)
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(list
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(string-append "Access list for " dir " is")))
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(define (layout-afs-perm width p)
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(cut-to-size
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width
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(string-append
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(fill-up-string 20 (car p))
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" "
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(afs-permissions->string (cdr p)))))
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(define (make-afs-perms-select-list num-cols num-lines afs-perms)
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(make-select-list
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(map
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(lambda (p)
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(make-unmarked-element p #t (layout-afs-perm num-cols p)))
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afs-perms)
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num-lines))
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(define (make-acl-viewer acl buffer)
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(let* ((dir (acl-dir acl))
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(afs-perms (acl-afs-perms acl))
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(header (make-header (result-buffer-num-cols buffer) dir))
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(select-list
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(make-afs-perms-select-list
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(result-buffer-num-cols buffer)
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(- (result-buffer-num-lines buffer) (length header))
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afs-perms)))
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(lambda (message)
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(case message
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((paint)
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(lambda (self win buffer have-focus?)
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(let ((hdr-len (length header)))
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(for-each (lambda (text y)
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(mvwaddstr win y 0 text))
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header
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(iota hdr-len))
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(paint-selection-list-at
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select-list 0 hdr-len win buffer have-focus?))))
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((key-press)
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(lambda (self key control-x-pressed?)
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(set! select-list
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(select-list-handle-key-press select-list key))
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self))
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; ((get-selection) get-selection)
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; ((get-focus-object) get-focus-object)
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(else
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(error "acl viewer unknown message" message))))))
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(register-plugin!
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(make-command-plugin "fs"
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(lambda args #f)
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(lambda (command args)
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(cond
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((or (string=? (car args) "la")
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(string=? (car args) "listacl"))
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(make-acl (cadr args)
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(get-acl (cadr args))))
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(else
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(display "unsupported fs command" (car args)))))))
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(register-plugin!
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(make-view-plugin make-acl-viewer acl?))
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