34 lines
1.1 KiB
Common Lisp
34 lines
1.1 KiB
Common Lisp
;;;; cl-scopes/storage/folder - persistent folders, stored in a SQL database.
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(defpackage :scopes/storage/folder
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(:use :common-lisp)
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(:local-nicknames (:shape :scopes/shape)
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(:tracking :scopes/storage/tracking)
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(:util :scopes/util))
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(:export #:folder #:root #:create
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#:make-container))
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(in-package :scopes/storage/folder)
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(defclass folder (tracking:track)
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((shape:head-fields :initform '(:parentid :name :ref))
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(tracking:key-fields :initform '(:parentid :name))))
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(defun indexes (cont)
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'((parentid name ref) (ref)))
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(defun make-container (storage)
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(make-instance 'tracking:container
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:item-class 'folder
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:short-name :fldr
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:table-name :folders
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:index-factory #'indexes
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:storage storage))
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(defun root (cont)
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(tracking:save (tracking:make-item cont nil :root)))
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(defun create (name parent)
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(let ((cont (tracking:container parent))
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(pid (write-to-string (tracking:trackid parent))))
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(tracking:save (tracking:make-item cont pid name))))
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