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org-capture: Expand keywords within %(sexp) placeholder in template
* lisp/org-capture.el: (org-capture--expand-keyword-in-embedded-elisp): New function. (org-capture-expand-embedded-elisp): Use new function.
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@ -6853,7 +6853,9 @@ dynamic insertion of content. The templates are expanded in the order given her
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@smallexample
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%[@var{file}] @r{Insert the contents of the file given by @var{file}.}
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%(@var{sexp}) @r{Evaluate Elisp @var{sexp} and replace with the result.}
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@r{The sexp must return a string.}
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@r{For convenience, %:keyword (see below) placeholders}
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@r{within the expression will be expanded prior to this.}
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@r{The sexp must return a string.}
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%<...> @r{The result of format-time-string on the ... format specification.}
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%t @r{Timestamp, date only.}
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%T @r{Timestamp, with date and time.}
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@ -223,7 +223,9 @@ freely formatted text. Furthermore, the following %-escapes will
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be replaced with content and expanded in this order:
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%[pathname] Insert the contents of the file given by `pathname'.
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%(sexp) Evaluate elisp `(sexp)' and replace with the result.
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%(sexp) Evaluate elisp `(sexp)' and replace it with the results.
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For convenience, %:keyword (see below) placeholders within
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the expression will be expanded prior to this.
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%<...> The result of format-time-string on the ... format specification.
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%t Time stamp, date only.
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%T Time stamp with date and time.
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@ -1621,10 +1623,26 @@ The template may still contain \"%?\" for cursor positioning."
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(goto-char (match-beginning 0))
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(let ((template-start (point)))
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(forward-char 1)
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(let ((result (org-eval (read (current-buffer)))))
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(let ((result (org-eval
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(org-capture--expand-keyword-in-embedded-elisp
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(read (current-buffer))))))
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(delete-region template-start (point))
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(insert result))))))
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(defun org-capture--expand-keyword-in-embedded-elisp (attr)
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"Recursively replace capture link keywords in ATTR sexp.
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Such keywords are prefixed with "%:". See `org-capture-template'
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for more information."
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(cond ((consp attr)
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(mapcar 'org-capture--expand-keyword-in-embedded-elisp attr))
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((symbolp attr)
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(let* ((attr-symbol (symbol-name attr))
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(key (and (string-match "%\\(:.*\\)" attr-symbol)
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(intern (match-string 1 attr-symbol)))))
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(or (plist-get org-store-link-plist key)
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attr)))
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(t attr)))
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(defun org-capture-inside-embedded-elisp-p ()
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"Return non-nil if point is inside of embedded elisp %(sexp)."
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(let (beg end)
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