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org-persist: Disable when Emacs is called with -Q arg
* lisp/org-persist.el (org-persist-disable-when-emacs-Q): New variable. (org-persist-gc): (org-persist-read): (org-persist-write): Do nothing when `org-persist-disable-when-emacs-Q' is non-nil and `emacs-user-directory' is nil.
This commit is contained in:
Ihor Radchenko
parent
4197fcc641
commit
b18635f745
@ -215,6 +215,9 @@ function will be called with a single argument - collection."
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(defconst org-persist-index-file "index"
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"File name used to store the data index.")
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(defvar org-persist-disable-when-emacs-Q t
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"Disable persistence when Emacs is called with -Q command line arg.")
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(defvar org-persist-before-write-hook nil
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"Abnormal hook ran before saving data.
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The hook must accept the same arguments as `org-persist-write'.
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@ -754,34 +757,39 @@ A string is treated as (:file ASSOCIATED).
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When LOAD? is non-nil, load the data instead of reading."
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(setq associated (org-persist--normalize-associated associated))
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(setq container (org-persist--normalize-container container))
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(let* ((collection (org-persist--find-index `(:container ,container :associated ,associated)))
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(persist-file
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(when collection
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(org-file-name-concat
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org-persist-directory
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(plist-get collection :persist-file))))
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(data nil))
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(when (and collection
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(file-exists-p persist-file)
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(or (not (plist-get collection :expiry)) ; current session
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(not (org-persist--gc-expired-p
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(plist-get collection :expiry) collection)))
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(or (not hash-must-match)
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(and (plist-get associated :hash)
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(equal (plist-get associated :hash)
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(plist-get (plist-get collection :associated) :hash)))))
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(unless (seq-find (lambda (v)
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(run-hook-with-args-until-success 'org-persist-before-read-hook v associated))
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(plist-get collection :container))
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(setq data (org-persist--read-elisp-file persist-file))
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(cl-loop for container in (plist-get collection :container)
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with result = nil
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do
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(if load?
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(push (org-persist-load:generic container (alist-get container data nil nil #'equal) collection) result)
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(push (org-persist-read:generic container (alist-get container data nil nil #'equal) collection) result))
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(run-hook-with-args 'org-persist-after-read-hook container associated)
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finally return (if (= 1 (length result)) (car result) result))))))
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(unless (and org-persist-disable-when-emacs-Q
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;; FIXME: This is relying on undocumented fact that
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;; Emacs sets `user-init-file' to nil when loaded with
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;; "-Q" argument.
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(not user-init-file))
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(let* ((collection (org-persist--find-index `(:container ,container :associated ,associated)))
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(persist-file
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(when collection
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(org-file-name-concat
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org-persist-directory
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(plist-get collection :persist-file))))
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(data nil))
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(when (and collection
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(file-exists-p persist-file)
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(or (not (plist-get collection :expiry)) ; current session
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(not (org-persist--gc-expired-p
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(plist-get collection :expiry) collection)))
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(or (not hash-must-match)
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(and (plist-get associated :hash)
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(equal (plist-get associated :hash)
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(plist-get (plist-get collection :associated) :hash)))))
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(unless (seq-find (lambda (v)
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(run-hook-with-args-until-success 'org-persist-before-read-hook v associated))
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(plist-get collection :container))
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(setq data (org-persist--read-elisp-file persist-file))
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(cl-loop for container in (plist-get collection :container)
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with result = nil
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do
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(if load?
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(push (org-persist-load:generic container (alist-get container data nil nil #'equal) collection) result)
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(push (org-persist-read:generic container (alist-get container data nil nil #'equal) collection) result))
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(run-hook-with-args 'org-persist-after-read-hook container associated)
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finally return (if (= 1 (length result)) (car result) result)))))))
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(defun org-persist-load (container &optional associated hash-must-match)
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"Load CONTAINER data for ASSOCIATED.
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@ -817,23 +825,28 @@ The return value is nil when writing fails and the written value (as
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returned by `org-persist-read') on success.
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When IGNORE-RETURN is non-nil, just return t on success without calling
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`org-persist-read'."
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(setq associated (org-persist--normalize-associated associated))
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;; Update hash
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(when (and (plist-get associated :file)
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(plist-get associated :hash)
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(get-file-buffer (plist-get associated :file)))
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(setq associated (org-persist--normalize-associated (get-file-buffer (plist-get associated :file)))))
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(let ((collection (org-persist--get-collection container associated)))
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(setf collection (plist-put collection :associated associated))
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(unless (seq-find (lambda (v)
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(run-hook-with-args-until-success 'org-persist-before-write-hook v associated))
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(plist-get collection :container))
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(when (or (file-exists-p org-persist-directory) (org-persist--save-index))
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(let ((file (org-file-name-concat org-persist-directory (plist-get collection :persist-file)))
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(data (mapcar (lambda (c) (cons c (org-persist-write:generic c collection)))
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(plist-get collection :container))))
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(org-persist--write-elisp-file file data)
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(or ignore-return (org-persist-read container associated)))))))
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(unless (and org-persist-disable-when-emacs-Q
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;; FIXME: This is relying on undocumented fact that
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;; Emacs sets `user-init-file' to nil when loaded with
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;; "-Q" argument.
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(not user-init-file))
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(setq associated (org-persist--normalize-associated associated))
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;; Update hash
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(when (and (plist-get associated :file)
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(plist-get associated :hash)
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(get-file-buffer (plist-get associated :file)))
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(setq associated (org-persist--normalize-associated (get-file-buffer (plist-get associated :file)))))
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(let ((collection (org-persist--get-collection container associated)))
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(setf collection (plist-put collection :associated associated))
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(unless (seq-find (lambda (v)
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(run-hook-with-args-until-success 'org-persist-before-write-hook v associated))
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(plist-get collection :container))
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(when (or (file-exists-p org-persist-directory) (org-persist--save-index))
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(let ((file (org-file-name-concat org-persist-directory (plist-get collection :persist-file)))
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(data (mapcar (lambda (c) (cons c (org-persist-write:generic c collection)))
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(plist-get collection :container))))
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(org-persist--write-elisp-file file data)
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(or ignore-return (org-persist-read container associated))))))))
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(defun org-persist-write-all (&optional associated)
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"Save all the persistent data.
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@ -892,33 +905,38 @@ Do nothing in an indirect buffer."
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(defun org-persist-gc ()
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"Remove expired or unregisted containers.
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Also, remove containers associated with non-existing files."
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(let (new-index (remote-files-num 0))
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(dolist (collection org-persist--index)
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(let* ((file (plist-get (plist-get collection :associated) :file))
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(file-remote (when file (file-remote-p file)))
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(persist-file (when (plist-get collection :persist-file)
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(org-file-name-concat
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org-persist-directory
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(plist-get collection :persist-file))))
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(expired? (org-persist--gc-expired-p
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(plist-get collection :expiry) collection)))
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(when persist-file
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(when file
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(when file-remote (cl-incf remote-files-num))
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(unless (if (not file-remote)
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(file-exists-p file)
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(pcase org-persist-remote-files
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('t t)
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('check-existence
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(file-exists-p file))
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((pred #'numberp)
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(<= org-persist-remote-files remote-files-num))
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(_ nil)))
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(setq expired? t)))
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(if expired?
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(org-persist--gc-persist-file persist-file)
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(push collection new-index)))))
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(setq org-persist--index (nreverse new-index))))
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(unless (and org-persist-disable-when-emacs-Q
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;; FIXME: This is relying on undocumented fact that
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;; Emacs sets `user-init-file' to nil when loaded with
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;; "-Q" argument.
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(not user-init-file))
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(let (new-index (remote-files-num 0))
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(dolist (collection org-persist--index)
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(let* ((file (plist-get (plist-get collection :associated) :file))
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(file-remote (when file (file-remote-p file)))
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(persist-file (when (plist-get collection :persist-file)
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(org-file-name-concat
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org-persist-directory
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(plist-get collection :persist-file))))
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(expired? (org-persist--gc-expired-p
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(plist-get collection :expiry) collection)))
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(when persist-file
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(when file
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(when file-remote (cl-incf remote-files-num))
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(unless (if (not file-remote)
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(file-exists-p file)
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(pcase org-persist-remote-files
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('t t)
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('check-existence
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(file-exists-p file))
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((pred #'numberp)
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(<= org-persist-remote-files remote-files-num))
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(_ nil)))
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(setq expired? t)))
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(if expired?
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(org-persist--gc-persist-file persist-file)
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(push collection new-index)))))
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(setq org-persist--index (nreverse new-index)))))
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;; Automatically write the data, but only when we have write access.
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(let ((dir (directory-file-name
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