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Diffstat (limited to '.emacs.d/org-7.4/lisp/ob.el')
-rw-r--r-- | .emacs.d/org-7.4/lisp/ob.el | 1968 |
1 files changed, 0 insertions, 1968 deletions
diff --git a/.emacs.d/org-7.4/lisp/ob.el b/.emacs.d/org-7.4/lisp/ob.el deleted file mode 100644 index 1c9f9fd..0000000 --- a/.emacs.d/org-7.4/lisp/ob.el +++ /dev/null @@ -1,1968 +0,0 @@ -;;; ob.el --- working with code blocks in org-mode - -;; Copyright (C) 2009, 2010 Free Software Foundation, Inc. - -;; Author: Eric Schulte, Dan Davison -;; Keywords: literate programming, reproducible research -;; Homepage: http://orgmode.org -;; Version: 7.4 - -;; This file is part of GNU Emacs. - -;; GNU Emacs is free software: you can redistribute it and/or modify -;; it under the terms of the GNU General Public License as published by -;; the Free Software Foundation, either version 3 of the License, or -;; (at your option) any later version. - -;; GNU Emacs is distributed in the hope that it will be useful, -;; but WITHOUT ANY WARRANTY; without even the implied warranty of -;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -;; GNU General Public License for more details. - -;; You should have received a copy of the GNU General Public License -;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. - -;;; Commentary: - -;; See the online documentation for more information -;; -;; http://orgmode.org/worg/org-contrib/babel/ - -;;; Code: -(eval-when-compile - (require 'org-list) - (require 'cl)) -(require 'ob-eval) -(require 'org-macs) - -(defvar org-babel-call-process-region-original) -(declare-function show-all "outline" ()) -(declare-function tramp-compat-make-temp-file "tramp-compat" - (filename &optional dir-flag)) -(declare-function tramp-dissect-file-name "tramp" (name &optional nodefault)) -(declare-function tramp-file-name-user "tramp" (vec)) -(declare-function tramp-file-name-host "tramp" (vec)) -(declare-function with-parsed-tramp-file-name "tramp" (filename var &rest body)) -(declare-function org-icompleting-read "org" (&rest args)) -(declare-function org-edit-src-code "org-src" - (&optional context code edit-buffer-name quietp)) -(declare-function org-edit-src-exit "org-src" (&optional context)) -(declare-function org-open-at-point "org" (&optional in-emacs reference-buffer)) -(declare-function org-save-outline-visibility "org" (use-markers &rest body)) -(declare-function org-outline-overlay-data "org" (&optional use-markers)) -(declare-function org-set-outline-overlay-data "org" (data)) -(declare-function org-narrow-to-subtree "org" ()) -(declare-function org-entry-get "org" - (pom property &optional inherit literal-nil)) -(declare-function org-make-options-regexp "org" (kwds &optional extra)) -(declare-function org-do-remove-indentation "org" (&optional n)) -(declare-function org-show-context "org" (&optional key)) -(declare-function org-at-table-p "org" (&optional table-type)) -(declare-function org-cycle "org" (&optional arg)) -(declare-function org-uniquify "org" (list)) -(declare-function org-current-level "org" ()) -(declare-function org-table-import "org-table" (file arg)) -(declare-function org-add-hook "org-compat" - (hook function &optional append local)) -(declare-function org-table-align "org-table" ()) -(declare-function org-table-end "org-table" (&optional table-type)) -(declare-function orgtbl-to-generic "org-table" (table params)) -(declare-function orgtbl-to-orgtbl "org-table" (table params)) -(declare-function org-babel-lob-get-info "ob-lob" nil) -(declare-function org-babel-ref-split-args "ob-ref" (arg-string)) -(declare-function org-babel-ref-parse "ob-ref" (assignment)) -(declare-function org-babel-ref-resolve "ob-ref" (ref)) -(declare-function org-babel-lob-execute-maybe "ob-lob" ()) -(declare-function org-number-sequence "org-compat" (from &optional to inc)) -(declare-function org-in-item-p "org-list" ()) -(declare-function org-list-parse-list "org-list" (&optional delete)) -(declare-function org-list-to-generic "org-list" (LIST PARAMS)) -(declare-function org-list-bottom-point "org-list" ()) - -(defgroup org-babel nil - "Code block evaluation and management in `org-mode' documents." - :tag "Babel" - :group 'org) - -(defcustom org-confirm-babel-evaluate t - "Confirm before evaluation. -Require confirmation before interactively evaluating code -blocks in Org-mode buffers. The default value of this variable -is t, meaning confirmation is required for any code block -evaluation. This variable can be set to nil to inhibit any -future confirmation requests. This variable can also be set to a -function which takes two arguments the language of the code block -and the body of the code block. Such a function should then -return a non-nil value if the user should be prompted for -execution or nil if no prompt is required. - -Warning: Disabling confirmation may result in accidental -evaluation of potentially harmful code. It may be advisable -remove code block execution from C-c C-c as further protection -against accidental code block evaluation. The -`org-babel-no-eval-on-ctrl-c-ctrl-c' variable can be used to -remove code block execution from the C-c C-c keybinding." - :group 'org-babel - :type '(choice boolean function)) -;; don't allow this variable to be changed through file settings -(put 'org-confirm-babel-evaluate 'safe-local-variable (lambda (x) (eq x t))) - -(defcustom org-babel-no-eval-on-ctrl-c-ctrl-c nil - "Remove code block evaluation from the C-c C-c key binding." - :group 'org-babel - :type 'boolean) - -(defvar org-babel-src-name-regexp - "^[ \t]*#\\+\\(srcname\\|source\\|function\\):[ \t]*" - "Regular expression used to match a source name line.") - -(defvar org-babel-multi-line-header-regexp - "^[ \t]*#\\+headers?:[ \t]*\\([^\n]*\\)$" - "Regular expression used to match multi-line header arguments.") - -(defvar org-babel-src-name-w-name-regexp - (concat org-babel-src-name-regexp - "\\(" - org-babel-multi-line-header-regexp - "\\)*" - "\\([^ ()\f\t\n\r\v]+\\)\\(\(\\(.*\\)\)\\|\\)") - "Regular expression matching source name lines with a name.") - -(defvar org-babel-src-block-regexp - (concat - ;; (1) indentation (2) lang - "^\\([ \t]*\\)#\\+begin_src[ \t]+\\([^ \f\t\n\r\v]+\\)[ \t]*" - ;; (3) switches - "\\([^\":\n]*\"[^\"\n*]*\"[^\":\n]*\\|[^\":\n]*\\)" - ;; (4) header arguments - "\\([^\n]*\\)\n" - ;; (5) body - "\\([^\000]+?\n\\)[ \t]*#\\+end_src") - "Regexp used to identify code blocks.") - -(defvar org-babel-inline-src-block-regexp - (concat - ;; (1) replacement target (2) lang - "[ \f\t\n\r\v]\\(src_\\([^ \f\t\n\r\v]+\\)" - ;; (3,4) (unused, headers) - "\\(\\|\\[\\(.*?\\)\\]\\)" - ;; (5) body - "{\\([^\f\n\r\v]+?\\)}\\)") - "Regexp used to identify inline src-blocks.") - -(defun org-babel-get-header (params key &optional others) - "Select only header argument of type KEY from a list. -Optional argument OTHERS indicates that only the header that do -not match KEY should be returned." - (delq nil - (mapcar - (lambda (p) (when (funcall (if others #'not #'identity) (eq (car p) key)) p)) - params))) - -(defun org-babel-get-src-block-info (&optional light) - "Get information on the current source block. - -Optional argument LIGHT does not resolve remote variable -references; a process which could likely result in the execution -of other code blocks. - -Returns a list - (language body header-arguments-alist switches name indent)." - (let ((case-fold-search t) head info name indent) - ;; full code block - (if (setq head (org-babel-where-is-src-block-head)) - (save-excursion - (goto-char head) - (setq info (org-babel-parse-src-block-match)) - (setq indent (car (last info))) - (setq info (butlast info)) - (while (and (forward-line -1) - (looking-at org-babel-multi-line-header-regexp)) - (setf (nth 2 info) - (org-babel-merge-params - (org-babel-parse-header-arguments (match-string 1)) - (nth 2 info)))) - (when (looking-at org-babel-src-name-w-name-regexp) - (setq name (org-babel-clean-text-properties (match-string 4))) - (when (match-string 6) - (setf (nth 2 info) ;; merge functional-syntax vars and header-args - (org-babel-merge-params - (mapcar (lambda (ref) (cons :var ref)) - (org-babel-ref-split-args (match-string 6))) - (nth 2 info)))))) - ;; inline source block - (when (save-excursion (re-search-backward "[ \f\t\n\r\v]" nil t) - (looking-at org-babel-inline-src-block-regexp)) - (setq info (org-babel-parse-inline-src-block-match)))) - ;; resolve variable references and add summary parameters - (when (and info (not light)) - (setf (nth 2 info) (org-babel-process-params (nth 2 info)))) - (when info (append info (list name indent))))) - -(defun org-babel-confirm-evaluate (info) - "Confirm evaluation of the code block INFO. -This behavior can be suppressed by setting the value of -`org-confirm-babel-evaluate' to nil, in which case all future -interactive code block evaluations will proceed without any -confirmation from the user. - -Note disabling confirmation may result in accidental evaluation -of potentially harmful code." - (let* ((eval (or (cdr (assoc :eval (nth 2 info))) - (when (assoc :noeval (nth 2 info)) "no"))) - (query (or (equal eval "query") - (if (functionp org-confirm-babel-evaluate) - (funcall org-confirm-babel-evaluate - (nth 0 info) (nth 1 info)) - org-confirm-babel-evaluate)))) - (if (or (equal eval "never") (equal eval "no") - (and query - (not (yes-or-no-p - (format "Evaluate this%scode block%son your system? " - (if info (format " %s " (nth 0 info)) " ") - (if (nth 4 info) - (format " (%s) " (nth 4 info)) " ")))))) - (prog1 nil (message "Evaluation %s" - (if (or (equal eval "never") (equal eval "no")) - "Disabled" "Aborted"))) - t))) - -;;;###autoload -(defun org-babel-execute-safely-maybe () - (unless org-babel-no-eval-on-ctrl-c-ctrl-c - (org-babel-execute-maybe))) - -(add-hook 'org-ctrl-c-ctrl-c-hook 'org-babel-execute-safely-maybe) - -;;;###autoload -(defun org-babel-execute-maybe () - (interactive) - (or (org-babel-execute-src-block-maybe) - (org-babel-lob-execute-maybe))) - -(defun org-babel-execute-src-block-maybe () - "Conditionally execute a source block. -Detect if this is context for a Babel src-block and if so -then run `org-babel-execute-src-block'." - (interactive) - (let ((info (org-babel-get-src-block-info))) - (if info - (progn (org-babel-eval-wipe-error-buffer) - (org-babel-execute-src-block current-prefix-arg info) t) nil))) - -;;;###autoload -(defun org-babel-expand-src-block-maybe () - "Conditionally expand a source block. -Detect if this is context for a org-babel src-block and if so -then run `org-babel-expand-src-block'." - (interactive) - (let ((info (org-babel-get-src-block-info))) - (if info - (progn (org-babel-expand-src-block current-prefix-arg info) t) - nil))) - -;;;###autoload -(defun org-babel-load-in-session-maybe () - "Conditionally load a source block in a session. -Detect if this is context for a org-babel src-block and if so -then run `org-babel-load-in-session'." - (interactive) - (let ((info (org-babel-get-src-block-info))) - (if info - (progn (org-babel-load-in-session current-prefix-arg info) t) - nil))) - -(add-hook 'org-metaup-hook 'org-babel-load-in-session-maybe) - -;;;###autoload -(defun org-babel-pop-to-session-maybe () - "Conditionally pop to a session. -Detect if this is context for a org-babel src-block and if so -then run `org-babel-pop-to-session'." - (interactive) - (let ((info (org-babel-get-src-block-info))) - (if info (progn (org-babel-pop-to-session current-prefix-arg info) t) nil))) - -(add-hook 'org-metadown-hook 'org-babel-pop-to-session-maybe) - -(defconst org-babel-header-arg-names - '(cache cmdline colnames dir exports file noweb results - session tangle var eval noeval comments) - "Common header arguments used by org-babel. -Note that individual languages may define their own language -specific header arguments as well.") - -(defvar org-babel-default-header-args - '((:session . "none") (:results . "replace") (:exports . "code") - (:cache . "no") (:noweb . "no") (:hlines . "no") (:tangle . "no")) - "Default arguments to use when evaluating a source block.") - -(defvar org-babel-default-inline-header-args - '((:session . "none") (:results . "silent") (:exports . "results")) - "Default arguments to use when evaluating an inline source block.") - -(defvar org-babel-current-buffer-properties nil - "Local cache for buffer properties.") -(make-variable-buffer-local 'org-babel-current-buffer-properties) - -(defvar org-babel-result-regexp - "^[ \t]*#\\+res\\(ults\\|name\\)\\(\\[\\([[:alnum:]]+\\)\\]\\)?\\:[ \t]*" - "Regular expression used to match result lines. -If the results are associated with a hash key then the hash will -be saved in the second match data.") - -(defvar org-babel-result-w-name-regexp - (concat org-babel-result-regexp - "\\([^ ()\f\t\n\r\v]+\\)\\(\(\\(.*\\)\)\\|\\)")) - -(defvar org-babel-min-lines-for-block-output 10 - "The minimum number of lines for block output. -If number of lines of output is equal to or exceeds this -value, the output is placed in a #+begin_example...#+end_example -block. Otherwise the output is marked as literal by inserting -colons at the starts of the lines. This variable only takes -effect if the :results output option is in effect.") - -(defvar org-babel-noweb-error-langs nil - "Languages for which Babel will raise literate programming errors. -List of languages for which errors should be raised when the -source code block satisfying a noweb reference in this language -can not be resolved.") - -(defvar org-babel-hash-show 4 - "Number of initial characters to show of a hidden results hash.") - -(defvar org-babel-after-execute-hook nil - "Hook for functions to be called after `org-babel-execute-src-block'") -(defun org-babel-named-src-block-regexp-for-name (name) - "This generates a regexp used to match a src block named NAME." - (concat org-babel-src-name-regexp (regexp-quote name) "[ \t\n]*" - (substring org-babel-src-block-regexp 1))) - -;;; functions -(defvar call-process-region) -;;;###autoload - -(defun org-babel-execute-src-block (&optional arg info params) - "Execute the current source code block. -Insert the results of execution into the buffer. Source code -execution and the collection and formatting of results can be -controlled through a variety of header arguments. - -With prefix argument ARG, force re-execution even if a an -existing result cached in the buffer would otherwise have been -returned. - -Optionally supply a value for INFO in the form returned by -`org-babel-get-src-block-info'. - -Optionally supply a value for PARAMS which will be merged with -the header arguments specified at the front of the source code -block." - (interactive) - (let ((info (or info (org-babel-get-src-block-info)))) - (when (org-babel-confirm-evaluate info) - (let* ((lang (nth 0 info)) - (params (if params - (org-babel-process-params - (org-babel-merge-params (nth 2 info) params)) - (nth 2 info))) - (cache? (and (not arg) (cdr (assoc :cache params)) - (string= "yes" (cdr (assoc :cache params))))) - (result-params (cdr (assoc :result-params params))) - (new-hash (when cache? (org-babel-sha1-hash info))) - (old-hash (when cache? (org-babel-result-hash info))) - (body (setf (nth 1 info) - (let ((noweb (cdr (assoc :noweb params)))) - (if (and noweb - (or (string= "yes" noweb) - (string= "tangle" noweb))) - (org-babel-expand-noweb-references info) - (nth 1 info))))) - (cmd (intern (concat "org-babel-execute:" lang))) - (dir (cdr (assoc :dir params))) - (default-directory - (or (and dir (file-name-as-directory dir)) default-directory)) - (org-babel-call-process-region-original - (if (boundp 'org-babel-call-process-region-original) - org-babel-call-process-region-original - (symbol-function 'call-process-region))) - (indent (car (last info))) - result) - (unwind-protect - (flet ((call-process-region (&rest args) - (apply 'org-babel-tramp-handle-call-process-region args))) - (unless (fboundp cmd) - (error "No org-babel-execute function for %s!" lang)) - (if (and (not arg) new-hash (equal new-hash old-hash)) - (save-excursion ;; return cached result - (goto-char (org-babel-where-is-src-block-result nil info)) - (end-of-line 1) (forward-char 1) - (setq result (org-babel-read-result)) - (message (replace-regexp-in-string - "%" "%%" (format "%S" result))) result) - (message "executing %s code block%s..." - (capitalize lang) - (if (nth 4 info) (format " (%s)" (nth 4 info)) "")) - (setq result - ((lambda (result) - (cond - ((member "file" result-params) - (cdr (assoc :file params))) - ((and (eq (cdr (assoc :result-type params)) 'value) - (or (member "vector" result-params) - (member "table" result-params)) - (not (listp result))) - (list (list result))) - (t result))) - (funcall cmd body params))) - (org-babel-insert-result - result result-params info new-hash indent lang) - (run-hooks 'org-babel-after-execute-hook) - result)) - (setq call-process-region 'org-babel-call-process-region-original)))))) - -(defun org-babel-expand-body:generic (body params &optional var-lines) - "Expand BODY with PARAMS. -Expand a block of code with org-babel according to it's header -arguments. This generic implementation of body expansion is -called for languages which have not defined their own specific -org-babel-expand-body:lang function." - (mapconcat #'identity (append var-lines (list body)) "\n")) - -;;;###autoload -(defun org-babel-expand-src-block (&optional arg info params) - "Expand the current source code block. -Expand according to the source code block's header -arguments and pop open the results in a preview buffer." - (interactive) - (let* ((info (or info (org-babel-get-src-block-info))) - (lang (nth 0 info)) - (params (setf (nth 2 info) - (sort (org-babel-merge-params (nth 2 info) params) - (lambda (el1 el2) (string< (symbol-name (car el1)) - (symbol-name (car el2))))))) - (body (setf (nth 1 info) - (if (and (cdr (assoc :noweb params)) - (string= "yes" (cdr (assoc :noweb params)))) - (org-babel-expand-noweb-references info) (nth 1 info)))) - (expand-cmd (intern (concat "org-babel-expand-body:" lang))) - (assignments-cmd (intern (concat "org-babel-variable-assignments:" lang))) - (expanded - (if (fboundp expand-cmd) (funcall expand-cmd body params) - (org-babel-expand-body:generic - body params (and (fboundp assignments-cmd) (funcall assignments-cmd params)))))) - (org-edit-src-code - nil expanded (concat "*Org-Babel Preview " (buffer-name) "[ " lang " ]*")))) - -;;;###autoload -(defun org-babel-load-in-session (&optional arg info) - "Load the body of the current source-code block. -Evaluate the header arguments for the source block before -entering the session. After loading the body this pops open the -session." - (interactive) - (let* ((info (or info (org-babel-get-src-block-info))) - (lang (nth 0 info)) - (params (nth 2 info)) - (body (setf (nth 1 info) - (if (and (cdr (assoc :noweb params)) - (string= "yes" (cdr (assoc :noweb params)))) - (org-babel-expand-noweb-references info) - (nth 1 info)))) - (session (cdr (assoc :session params))) - (dir (cdr (assoc :dir params))) - (default-directory - (or (and dir (file-name-as-directory dir)) default-directory)) - (cmd (intern (concat "org-babel-load-session:" lang)))) - (unless (fboundp cmd) - (error "No org-babel-load-session function for %s!" lang)) - (pop-to-buffer (funcall cmd session body params)) - (end-of-line 1))) - -;;;###autoload -(defun org-babel-initiate-session (&optional arg info) - "Initiate session for current code block. -If called with a prefix argument then resolve any variable -references in the header arguments and assign these variables in -the session. Copy the body of the code block to the kill ring." - (interactive "P") - (let* ((info (or info (org-babel-get-src-block-info (not arg)))) - (lang (nth 0 info)) - (body (nth 1 info)) - (params (nth 2 info)) - (session (cdr (assoc :session params))) - (dir (cdr (assoc :dir params))) - (default-directory - (or (and dir (file-name-as-directory dir)) default-directory)) - (init-cmd (intern (format "org-babel-%s-initiate-session" lang))) - (prep-cmd (intern (concat "org-babel-prep-session:" lang)))) - (if (and (stringp session) (string= session "none")) - (error "This block is not using a session!")) - (unless (fboundp init-cmd) - (error "No org-babel-initiate-session function for %s!" lang)) - (with-temp-buffer (insert (org-babel-trim body)) - (copy-region-as-kill (point-min) (point-max))) - (when arg - (unless (fboundp prep-cmd) - (error "No org-babel-prep-session function for %s!" lang)) - (funcall prep-cmd session params)) - (funcall init-cmd session params))) - -;;;###autoload -(defun org-babel-switch-to-session (&optional arg info) - "Switch to the session of the current code block. -Uses `org-babel-initiate-session' to start the session. If called -with a prefix argument then this is passed on to -`org-babel-initiate-session'." - (interactive "P") - (pop-to-buffer (org-babel-initiate-session arg info)) - (end-of-line 1)) - -(defalias 'org-babel-pop-to-session 'org-babel-switch-to-session) - -;;;###autoload -(defun org-babel-switch-to-session-with-code (&optional arg info) - "Switch to code buffer and display session." - (interactive "P") - (flet ((swap-windows - () - (let ((other-window-buffer (window-buffer (next-window)))) - (set-window-buffer (next-window) (current-buffer)) - (set-window-buffer (selected-window) other-window-buffer)) - (other-window 1))) - (let ((info (org-babel-get-src-block-info)) - (org-src-window-setup 'reorganize-frame)) - (save-excursion - (org-babel-switch-to-session arg info)) - (org-edit-src-code)) - (swap-windows))) - -(defmacro org-babel-do-in-edit-buffer (&rest body) - "Evaluate BODY in edit buffer if there is a code block at point. -Return t if a code block was found at point, nil otherwise." - `(let ((org-src-window-setup 'switch-invisibly)) - (when (and (org-babel-where-is-src-block-head) - (org-edit-src-code nil nil nil 'quietly)) - (unwind-protect (progn ,@body) - (if (org-bound-and-true-p org-edit-src-from-org-mode) - (org-edit-src-exit))) - t))) - -(defun org-babel-do-key-sequence-in-edit-buffer (key) - "Read key sequence and execute the command in edit buffer. -Enter a key sequence to be executed in the language major-mode -edit buffer. For example, TAB will alter the contents of the -Org-mode code block according to the effect of TAB in the -language major-mode buffer. For languages that support -interactive sessions, this can be used to send code from the Org -buffer to the session for evaluation using the native major-mode -evaluation mechanisms." - (interactive "kEnter key-sequence to execute in edit buffer: ") - (org-babel-do-in-edit-buffer - (call-interactively - (key-binding (or key (read-key-sequence nil)))))) - -(defvar org-bracket-link-regexp) -;;;###autoload -(defun org-babel-open-src-block-result (&optional re-run) - "If `point' is on a src block then open the results of the -source code block, otherwise return nil. With optional prefix -argument RE-RUN the source-code block is evaluated even if -results already exist." - (interactive "P") - (when (org-babel-get-src-block-info) - (save-excursion - ;; go to the results, if there aren't any then run the block - (goto-char (or (and (not re-run) (org-babel-where-is-src-block-result)) - (progn (org-babel-execute-src-block) - (org-babel-where-is-src-block-result)))) - (end-of-line 1) - (while (looking-at "[\n\r\t\f ]") (forward-char 1)) - ;; open the results - (if (looking-at org-bracket-link-regexp) - ;; file results - (org-open-at-point) - (let ((results (org-babel-read-result))) - (flet ((echo-res (result) - (if (stringp result) result (format "%S" result)))) - (pop-to-buffer (get-buffer-create "org-babel-results")) - (delete-region (point-min) (point-max)) - (if (listp results) - ;; table result - (insert (orgtbl-to-generic results '(:sep "\t" :fmt echo-res))) - ;; scalar result - (insert (echo-res results)))))) - t))) - -;;;###autoload -(defmacro org-babel-map-src-blocks (file &rest body) - "Evaluate BODY forms on each source-block in FILE. -If FILE is nil evaluate BODY forms on source blocks in current -buffer. During evaluation of BODY the following local variables -are set relative to the currently matched code block. - -full-block ------- string holding the entirety of the code block -beg-block -------- point at the beginning of the code block -end-block -------- point at the end of the matched code block -lang ------------- string holding the language of the code block -beg-lang --------- point at the beginning of the lang -end-lang --------- point at the end of the lang -switches --------- string holding the switches -beg-switches ----- point at the beginning of the switches -end-switches ----- point at the end of the switches -header-args ------ string holding the header-args -beg-header-args -- point at the beginning of the header-args -end-header-args -- point at the end of the header-args -body ------------- string holding the body of the code block -beg-body --------- point at the beginning of the body -end-body --------- point at the end of the body" - (declare (indent 1)) - (let ((tempvar (make-symbol "file"))) - `(let* ((,tempvar ,file) - (visited-p (or (null ,tempvar) - (get-file-buffer (expand-file-name ,tempvar)))) - (point (point)) to-be-removed) - (save-window-excursion - (when ,tempvar (find-file ,tempvar)) - (setq to-be-removed (current-buffer)) - (goto-char (point-min)) - (while (re-search-forward org-babel-src-block-regexp nil t) - (goto-char (match-beginning 0)) - (let ((full-block (match-string 0)) - (beg-block (match-beginning 0)) - (end-block (match-end 0)) - (lang (match-string 2)) - (beg-lang (match-beginning 2)) - (end-lang (match-end 2)) - (switches (match-string 3)) - (beg-switches (match-beginning 3)) - (end-switches (match-end 3)) - (header-args (match-string 4)) - (beg-header-args (match-beginning 4)) - (end-header-args (match-end 4)) - (body (match-string 5)) - (beg-body (match-beginning 5)) - (end-body (match-end 5))) - ,@body - (goto-char end-block)))) - (unless visited-p (kill-buffer to-be-removed)) - (goto-char point)))) - -;;;###autoload -(defun org-babel-execute-buffer (&optional arg) - "Execute source code blocks in a buffer. -Call `org-babel-execute-src-block' on every source block in -the current buffer." - (interactive "P") - (org-save-outline-visibility t - (org-babel-map-src-blocks nil - (org-babel-execute-src-block arg)))) - -;;;###autoload -(defun org-babel-execute-subtree (&optional arg) - "Execute source code blocks in a subtree. -Call `org-babel-execute-src-block' on every source block in -the current subtree." - (interactive "P") - (save-restriction - (save-excursion - (org-narrow-to-subtree) - (org-babel-execute-buffer arg) - (widen)))) - -;;;###autoload -(defun org-babel-sha1-hash (&optional info) - "Generate an sha1 hash based on the value of info." - (interactive) - (let ((print-level nil) - (info (or info (org-babel-get-src-block-info)))) - (setf (nth 2 info) - (sort (copy-sequence (nth 2 info)) - (lambda (a b) (string< (car a) (car b))))) - (let ((hash (sha1 - (format "%s-%s" - (mapconcat - #'identity - (delq nil - (mapcar - (lambda (arg) - (let ((v (cdr arg))) - (when (and v (not (and (sequencep v) - (not (consp v)) - (= (length v) 0)))) - (format "%S" v)))) - (nth 2 info))) ":") - (nth 1 info))))) - (when (interactive-p) (message hash)) - hash))) - -(defun org-babel-result-hash (&optional info) - "Return the in-buffer hash associated with INFO." - (org-babel-where-is-src-block-result nil info) - (org-babel-clean-text-properties (match-string 3))) - -(defun org-babel-hide-hash () - "Hide the hash in the current results line. -Only the initial `org-babel-hash-show' characters of the hash -will remain visible." - (add-to-invisibility-spec '(org-babel-hide-hash . t)) - (save-excursion - (when (and (re-search-forward org-babel-result-regexp nil t) - (match-string 3)) - (let* ((start (match-beginning 3)) - (hide-start (+ org-babel-hash-show start)) - (end (match-end 3)) - (hash (match-string 3)) - ov1 ov2) - (setq ov1 (make-overlay start hide-start)) - (setq ov2 (make-overlay hide-start end)) - (overlay-put ov2 'invisible 'org-babel-hide-hash) - (overlay-put ov1 'babel-hash hash))))) - -(defun org-babel-hide-all-hashes () - "Hide the hash in the current buffer. -Only the initial `org-babel-hash-show' characters of each hash -will remain visible. This function should be called as part of -the `org-mode-hook'." - (save-excursion - (while (re-search-forward org-babel-result-regexp nil t) - (goto-char (match-beginning 0)) - (org-babel-hide-hash) - (goto-char (match-end 0))))) -(add-hook 'org-mode-hook 'org-babel-hide-all-hashes) - -(defun org-babel-hash-at-point (&optional point) - "Return the value of the hash at POINT. -The hash is also added as the last element of the kill ring. -This can be called with C-c C-c." - (interactive) - (let ((hash (car (delq nil (mapcar - (lambda (ol) (overlay-get ol 'babel-hash)) - (overlays-at (or point (point)))))))) - (when hash (kill-new hash) (message hash)))) -(add-hook 'org-ctrl-c-ctrl-c-hook 'org-babel-hash-at-point) - -(defun org-babel-result-hide-spec () - "Hide portions of results lines. -Add `org-babel-hide-result' as an invisibility spec for hiding -portions of results lines." - (add-to-invisibility-spec '(org-babel-hide-result . t))) -(add-hook 'org-mode-hook 'org-babel-result-hide-spec) - -(defvar org-babel-hide-result-overlays nil - "Overlays hiding results.") - -(defun org-babel-result-hide-all () - "Fold all results in the current buffer." - (interactive) - (org-babel-show-result-all) - (save-excursion - (while (re-search-forward org-babel-result-regexp nil t) - (save-excursion (goto-char (match-beginning 0)) - (org-babel-hide-result-toggle-maybe))))) - -(defun org-babel-show-result-all () - "Unfold all results in the current buffer." - (mapc 'delete-overlay org-babel-hide-result-overlays) - (setq org-babel-hide-result-overlays nil)) - -;;;###autoload -(defun org-babel-hide-result-toggle-maybe () - "Toggle visibility of result at point." - (interactive) - (let ((case-fold-search t)) - (if (save-excursion - (beginning-of-line 1) - (looking-at org-babel-result-regexp)) - (progn (org-babel-hide-result-toggle) - t) ;; to signal that we took action - nil))) ;; to signal that we did not - -(defun org-babel-hide-result-toggle (&optional force) - "Toggle the visibility of the current result." - (interactive) - (save-excursion - (beginning-of-line) - (if (re-search-forward org-babel-result-regexp nil t) - (let ((start (progn (beginning-of-line 2) (- (point) 1))) - (end (progn (goto-char (- (org-babel-result-end) 1)) (point))) - ov) - (if (memq t (mapcar (lambda (overlay) - (eq (overlay-get overlay 'invisible) - 'org-babel-hide-result)) - (overlays-at start))) - (if (or (not force) (eq force 'off)) - (mapc (lambda (ov) - (when (member ov org-babel-hide-result-overlays) - (setq org-babel-hide-result-overlays - (delq ov org-babel-hide-result-overlays))) - (when (eq (overlay-get ov 'invisible) - 'org-babel-hide-result) - (delete-overlay ov))) - (overlays-at start))) - (setq ov (make-overlay start end)) - (overlay-put ov 'invisible 'org-babel-hide-result) - ;; make the block accessible to isearch - (overlay-put - ov 'isearch-open-invisible - (lambda (ov) - (when (member ov org-babel-hide-result-overlays) - (setq org-babel-hide-result-overlays - (delq ov org-babel-hide-result-overlays))) - (when (eq (overlay-get ov 'invisible) - 'org-babel-hide-result) - (delete-overlay ov)))) - (push ov org-babel-hide-result-overlays))) - (error "Not looking at a result line")))) - -;; org-tab-after-check-for-cycling-hook -(add-hook 'org-tab-first-hook 'org-babel-hide-result-toggle-maybe) -;; Remove overlays when changing major mode -(add-hook 'org-mode-hook - (lambda () (org-add-hook 'change-major-mode-hook - 'org-babel-show-result-all 'append 'local))) - -(defvar org-file-properties) -(defun org-babel-params-from-properties (&optional lang) - "Retrieve parameters specified as properties. -Return an association list of any source block params which -may be specified in the properties of the current outline entry." - (save-match-data - (let (val sym) - (delq nil - (mapcar - (lambda (header-arg) - (and (setq val - (or (condition-case nil - (org-entry-get (point) header-arg t) - (error nil)) - (cdr (assoc header-arg org-file-properties)))) - (cons (intern (concat ":" header-arg)) - (org-babel-read val)))) - (mapcar - 'symbol-name - (append - org-babel-header-arg-names - (progn - (setq sym (intern (concat "org-babel-header-arg-names:" lang))) - (and (boundp sym) (eval sym)))))))))) - -(defun org-babel-params-from-buffer () - "Retrieve per-buffer parameters. - Return an association list of any source block params which -may be specified at the top of the current buffer." - (or org-babel-current-buffer-properties - (setq org-babel-current-buffer-properties - (save-match-data - (save-excursion - (save-restriction - (widen) - (goto-char (point-min)) - (when (re-search-forward - (org-make-options-regexp (list "BABEL")) nil t) - (org-babel-parse-header-arguments - (org-match-string-no-properties 2))))))))) - -(defvar org-src-preserve-indentation) -(defun org-babel-parse-src-block-match () - "Parse the results from a match of the `org-babel-src-block-regexp'." - (let* ((block-indentation (length (match-string 1))) - (lang (org-babel-clean-text-properties (match-string 2))) - (lang-headers (intern (concat "org-babel-default-header-args:" lang))) - (switches (match-string 3)) - (body (org-babel-clean-text-properties (match-string 5))) - (preserve-indentation (or org-src-preserve-indentation - (string-match "-i\\>" switches)))) - (list lang - ;; get block body less properties, protective commas, and indentation - (with-temp-buffer - (save-match-data - (insert (org-babel-strip-protective-commas body)) - (unless preserve-indentation (org-do-remove-indentation)) - (buffer-string))) - (org-babel-merge-params - org-babel-default-header-args - (org-babel-params-from-buffer) - (org-babel-params-from-properties lang) - (if (boundp lang-headers) (eval lang-headers) nil) - (org-babel-parse-header-arguments - (org-babel-clean-text-properties (or (match-string 4) "")))) - switches - block-indentation))) - -(defun org-babel-parse-inline-src-block-match () - "Parse the results from a match of the `org-babel-inline-src-block-regexp'." - (let* ((lang (org-babel-clean-text-properties (match-string 2))) - (lang-headers (intern (concat "org-babel-default-header-args:" lang)))) - (list lang - (org-babel-strip-protective-commas - (org-babel-clean-text-properties (match-string 5))) - (org-babel-merge-params - org-babel-default-inline-header-args - (org-babel-params-from-buffer) - (org-babel-params-from-properties lang) - (if (boundp lang-headers) (eval lang-headers) nil) - (org-babel-parse-header-arguments - (org-babel-clean-text-properties (or (match-string 4) ""))))))) - -(defun org-babel-parse-header-arguments (arg-string) - "Parse a string of header arguments returning an alist." - (when (> (length arg-string) 0) - (delq nil - (mapcar - (lambda (arg) - (if (string-match - "\\([^ \f\t\n\r\v]+\\)[ \f\t\n\r\v]+\\([^ \f\t\n\r\v]+.*\\)" - arg) - (cons (intern (match-string 1 arg)) - (org-babel-read (org-babel-chomp (match-string 2 arg)))) - (cons (intern (org-babel-chomp arg)) nil))) - (let ((balance 0) (partial nil) (lst nil) (last 0)) - (mapc (lambda (ch) ; split on [] balanced instances of [ \t]: - (setq balance (+ balance - (cond ((equal 91 ch) 1) - ((equal 93 ch) -1) - (t 0)))) - (setq partial (cons ch partial)) - (when (and (= ch 58) (= balance 0) - (or (= last 32) (= last 9))) - (setq lst (cons (apply #'string (nreverse (cddr partial))) - lst)) - (setq partial (list ch))) - (setq last ch)) - (string-to-list arg-string)) - (nreverse (cons (apply #'string (nreverse partial)) lst))))))) - -(defun org-babel-process-params (params) - "Expand variables in PARAMS and add summary parameters." - (let* ((vars-and-names (org-babel-disassemble-tables - (mapcar (lambda (el) - (if (consp (cdr el)) - (cdr el) (org-babel-ref-parse (cdr el)))) - (org-babel-get-header params :var)) - (cdr (assoc :hlines params)) - (cdr (assoc :colnames params)) - (cdr (assoc :rownames params)))) - (result-params (append - (split-string (or (cdr (assoc :results params)) "")) - (cdr (assoc :result-params params))))) - (append - (mapcar (lambda (var) (cons :var var)) (car vars-and-names)) - (list - (cons :colname-names (cadr vars-and-names)) - (cons :rowname-names (caddr vars-and-names)) - (cons :result-params result-params) - (cons :result-type (cond ((member "output" result-params) 'output) - ((member "value" result-params) 'value) - (t 'value)))) - (org-babel-get-header params :var 'other)))) - -;; row and column names -(defun org-babel-del-hlines (table) - "Remove all 'hlines from TABLE." - (remove 'hline table)) - -(defun org-babel-get-colnames (table) - "Return the column names of TABLE. -Return a cons cell, the `car' of which contains the TABLE less -colnames, and the `cdr' of which contains a list of the column -names." - (if (equal 'hline (nth 1 table)) - (cons (cddr table) (car table)) - (cons (cdr table) (car table)))) - -(defun org-babel-get-rownames (table) - "Return the row names of TABLE. -Return a cons cell, the `car' of which contains the TABLE less -colnames, and the `cdr' of which contains a list of the column -names. Note: this function removes any hlines in TABLE." - (flet ((trans (table) (apply #'mapcar* #'list table))) - (let* ((width (apply 'max - (mapcar (lambda (el) (if (listp el) (length el) 0)) table))) - (table (trans (mapcar (lambda (row) - (if (not (equal row 'hline)) - row - (setq row '()) - (dotimes (n width) - (setq row (cons 'hline row))) - row)) - table)))) - (cons (mapcar (lambda (row) (if (equal (car row) 'hline) 'hline row)) - (trans (cdr table))) - (remove 'hline (car table)))))) - -(defun org-babel-put-colnames (table colnames) - "Add COLNAMES to TABLE if they exist." - (if colnames (apply 'list colnames 'hline table) table)) - -(defun org-babel-put-rownames (table rownames) - "Add ROWNAMES to TABLE if they exist." - (if rownames - (mapcar (lambda (row) - (if (listp row) - (cons (or (pop rownames) "") row) - row)) table) - table)) - -(defun org-babel-pick-name (names selector) - "Select one out of an alist of row or column names. -SELECTOR can be either a list of names in which case those names -will be returned directly, or an index into the list NAMES in -which case the indexed names will be return." - (if (listp selector) - selector - (when names - (if (and selector (symbolp selector) (not (equal t selector))) - (cdr (assoc selector names)) - (if (integerp selector) - (nth (- selector 1) names) - (cdr (car (last names)))))))) - -(defun org-babel-disassemble-tables (vars hlines colnames rownames) - "Parse tables for further processing. -Process the variables in VARS according to the HLINES, -ROWNAMES and COLNAMES header arguments. Return a list consisting -of the vars, cnames and rnames." - (let (cnames rnames) - (list - (mapcar - (lambda (var) - (when (listp (cdr var)) - (when (and (not (equal colnames "no")) - (or colnames (and (equal (nth 1 (cdr var)) 'hline) - (not (member 'hline (cddr (cdr var))))))) - (let ((both (org-babel-get-colnames (cdr var)))) - (setq cnames (cons (cons (car var) (cdr both)) - cnames)) - (setq var (cons (car var) (car both))))) - (when (and rownames (not (equal rownames "no"))) - (let ((both (org-babel-get-rownames (cdr var)))) - (setq rnames (cons (cons (car var) (cdr both)) - rnames)) - (setq var (cons (car var) (car both))))) - (when (and hlines (not (equal hlines "yes"))) - (setq var (cons (car var) (org-babel-del-hlines (cdr var)))))) - var) - vars) - cnames rnames))) - -(defun org-babel-reassemble-table (table colnames rownames) - "Add column and row names to a table. -Given a TABLE and set of COLNAMES and ROWNAMES add the names -to the table for reinsertion to org-mode." - (if (listp table) - ((lambda (table) - (if (and colnames (listp (car table)) (= (length (car table)) - (length colnames))) - (org-babel-put-colnames table colnames) table)) - (if (and rownames (= (length table) (length rownames))) - (org-babel-put-rownames table rownames) table)) - table)) - -(defun org-babel-where-is-src-block-head () - "Find where the current source block begins. -Return the point at the beginning of the current source -block. Specifically at the beginning of the #+BEGIN_SRC line. -If the point is not on a source block then return nil." - (let ((initial (point)) top bottom) - (or - (save-excursion ;; on a source name line - (beginning-of-line 1) - (and (looking-at org-babel-src-name-regexp) (forward-line 1) - (looking-at org-babel-src-block-regexp) - (point))) - (save-excursion ;; on a #+begin_src line - (beginning-of-line 1) - (and (looking-at org-babel-src-block-regexp) - (point))) - (save-excursion ;; inside a src block - (and - (re-search-backward "^[ \t]*#\\+begin_src" nil t) (setq top (point)) - (re-search-forward "^[ \t]*#\\+end_src" nil t) (setq bottom (point)) - (< top initial) (< initial bottom) - (progn (goto-char top) (beginning-of-line 1) - (looking-at org-babel-src-block-regexp)) - (point)))))) - -;;;###autoload -(defun org-babel-goto-src-block-head () - "Go to the beginning of the current code block." - (interactive) - ((lambda (head) - (if head (goto-char head) (error "not currently in a code block"))) - (org-babel-where-is-src-block-head))) - -;;;###autoload -(defun org-babel-goto-named-src-block (name) - "Go to a named source-code block." - (interactive - (let ((completion-ignore-case t)) - (list (org-icompleting-read "source-block name: " - (org-babel-src-block-names) nil t)))) - (let ((point (org-babel-find-named-block name))) - (if point - ;; taken from `org-open-at-point' - (progn (goto-char point) (org-show-context)) - (message "source-code block '%s' not found in this buffer" name)))) - -(defun org-babel-find-named-block (name) - "Find a named source-code block. -Return the location of the source block identified by source -NAME, or nil if no such block exists. Set match data according to -org-babel-named-src-block-regexp." - (save-excursion - (let ((case-fold-search t) - (regexp (org-babel-named-src-block-regexp-for-name name)) msg) - (goto-char (point-min)) - (when (or (re-search-forward regexp nil t) - (re-search-backward regexp nil t)) - (match-beginning 0))))) - -(defun org-babel-src-block-names (&optional file) - "Returns the names of source blocks in FILE or the current buffer." - (save-excursion - (when file (find-file file)) (goto-char (point-min)) - (let (names) - (while (re-search-forward org-babel-src-name-w-name-regexp nil t) - (setq names (cons (org-babel-clean-text-properties (match-string 3)) - names))) - names))) - -;;;###autoload -(defun org-babel-goto-named-result (name) - "Go to a named result." - (interactive - (let ((completion-ignore-case t)) - (list (org-icompleting-read "source-block name: " - (org-babel-result-names) nil t)))) - (let ((point (org-babel-find-named-result name))) - (if point - ;; taken from `org-open-at-point' - (progn (goto-char point) (org-show-context)) - (message "result '%s' not found in this buffer" name)))) - -(defun org-babel-find-named-result (name) - "Find a named result. -Return the location of the result named NAME in the current -buffer or nil if no such result exists." - (save-excursion - (goto-char (point-min)) - (when (re-search-forward - (concat org-babel-result-regexp - "[ \t]" (regexp-quote name) "[ \t\n\f\v\r]") nil t) - (beginning-of-line 0) (point)))) - -(defun org-babel-result-names (&optional file) - "Returns the names of results in FILE or the current buffer." - (save-excursion - (when file (find-file file)) (goto-char (point-min)) - (let (names) - (while (re-search-forward org-babel-result-w-name-regexp nil t) - (setq names (cons (org-babel-clean-text-properties (match-string 4)) - names))) - names))) - -;;;###autoload -(defun org-babel-next-src-block (&optional arg) - "Jump to the next source block. -With optional prefix argument ARG, jump forward ARG many source blocks." - (interactive "P") - (when (looking-at org-babel-src-block-regexp) (forward-char 1)) - (condition-case nil - (re-search-forward org-babel-src-block-regexp nil nil (or arg 1)) - (error (error "No further code blocks"))) - (goto-char (match-beginning 0)) (org-show-context)) - -;;;###autoload -(defun org-babel-previous-src-block (&optional arg) - "Jump to the previous source block. -With optional prefix argument ARG, jump backward ARG many source blocks." - (interactive "P") - (condition-case nil - (re-search-backward org-babel-src-block-regexp nil nil (or arg 1)) - (error (error "No previous code blocks"))) - (goto-char (match-beginning 0)) (org-show-context)) - -(defvar org-babel-load-languages) - -;;;###autoload -(defun org-babel-mark-block () - "Mark current src block" - (interactive) - ((lambda (head) - (when head - (save-excursion - (goto-char head) - (looking-at org-babel-src-block-regexp)) - (push-mark (match-end 5) nil t) - (goto-char (match-beginning 5)))) - (org-babel-where-is-src-block-head))) - -(defun org-babel-demarcate-block (&optional arg) - "Wrap or split the code in the region or on the point. -When called from inside of a code block the current block is -split. When called from outside of a code block a new code block -is created. In both cases if the region is demarcated and if the -region is not active then the point is demarcated." - (interactive "P") - (let ((info (org-babel-get-src-block-info 'light)) - (stars (concat (make-string (or (org-current-level) 1) ?*) " "))) - (if info - (mapc - (lambda (place) - (save-excursion - (goto-char place) - (let ((lang (nth 0 info)) - (indent (make-string (nth 5 info) ? ))) - (when (string-match "^[[:space:]]*$" - (buffer-substring (point-at-bol) - (point-at-eol))) - (delete-region (point-at-bol) (point-at-eol))) - (insert (concat (if (looking-at "^") "" "\n") - indent "#+end_src\n" - (if arg stars indent) "\n" - indent "#+begin_src " lang - (if (looking-at "[\n\r]") "" "\n"))))) - (move-end-of-line 2)) - (sort (if (region-active-p) (list (mark) (point)) (list (point))) #'>)) - (let ((start (point)) - (lang (org-icompleting-read "Lang: " - (mapcar (lambda (el) (symbol-name (car el))) - org-babel-load-languages))) - (body (delete-and-extract-region - (if (region-active-p) (mark) (point)) (point)))) - (insert (concat (if (looking-at "^") "" "\n") - (if arg (concat stars "\n") "") - "#+begin_src " lang "\n" - body - (if (or (= (length body) 0) - (string-match "[\r\n]$" body)) "" "\n") - "#+end_src\n")) - (goto-char start) (move-end-of-line 1))))) - -(defvar org-babel-lob-one-liner-regexp) -(defun org-babel-where-is-src-block-result (&optional insert info hash indent) - "Find where the current source block results begin. -Return the point at the beginning of the result of the current -source block. Specifically at the beginning of the results line. -If no result exists for this block then create a results line -following the source block." - (save-excursion - (let* ((on-lob-line (progn (beginning-of-line 1) - (looking-at org-babel-lob-one-liner-regexp))) - (name (if on-lob-line - (nth 0 (org-babel-lob-get-info)) - (nth 4 (or info (org-babel-get-src-block-info))))) - (head (unless on-lob-line (org-babel-where-is-src-block-head))) - found beg end) - (when head (goto-char head)) - (setq - found ;; was there a result (before we potentially insert one) - (or - (and - ;; named results: - ;; - return t if it is found, else return nil - ;; - if it does not need to be rebuilt, then don't set end - ;; - if it does need to be rebuilt then do set end - name (setq beg (org-babel-find-named-result name)) - (prog1 beg - (when (and hash (not (string= hash (match-string 3)))) - (goto-char beg) (setq end beg) ;; beginning of result - (forward-line 1) - (delete-region end (org-babel-result-end)) nil))) - (and - ;; unnamed results: - ;; - return t if it is found, else return nil - ;; - if it is found, and the hash doesn't match, delete and set end - (or on-lob-line (re-search-forward "^[ \t]*#\\+end_src" nil t)) - (progn (end-of-line 1) - (if (eobp) (insert "\n") (forward-char 1)) - (setq end (point)) - (or (and (not name) - (progn ;; unnamed results line already exists - (re-search-forward "[^ \f\t\n\r\v]" nil t) - (beginning-of-line 1) - (looking-at - (concat org-babel-result-regexp "\n"))) - (prog1 (point) - ;; must remove and rebuild if hash!=old-hash - (if (and hash (not (string= hash (match-string 3)))) - (prog1 nil - (forward-line 1) - (delete-region - end (org-babel-result-end))) - (setq end nil))))))))) - (if (and insert end) - (progn - (goto-char end) - (unless beg - (if (looking-at "[\n\r]") (forward-char 1) (insert "\n"))) - (insert (concat - (if indent - (mapconcat - (lambda (el) " ") - (org-number-sequence 1 indent) "") - "") - "#+results" - (when hash (concat "["hash"]")) - ":" - (when name (concat " " name)) "\n")) - (unless beg (insert "\n") (backward-char)) - (beginning-of-line 0) - (if hash (org-babel-hide-hash)) - (point)) - found)))) - -(defvar org-block-regexp) -(defun org-babel-read-result () - "Read the result at `point' into emacs-lisp." - (let ((case-fold-search t) result-string) - (cond - ((org-at-table-p) (org-babel-read-table)) - ((org-in-item-p) (org-babel-read-list)) - ((looking-at org-bracket-link-regexp) (org-babel-read-link)) - ((looking-at org-block-regexp) (org-babel-trim (match-string 4))) - ((looking-at "^[ \t]*: ") - (setq result-string - (org-babel-trim - (mapconcat (lambda (line) - (if (and (> (length line) 1) - (string-match "^[ \t]*: \\(.+\\)" line)) - (match-string 1 line) - line)) - (split-string - (buffer-substring - (point) (org-babel-result-end)) "[\r\n]+") - "\n"))) - (or (org-babel-number-p result-string) result-string)) - ((looking-at org-babel-result-regexp) - (save-excursion (forward-line 1) (org-babel-read-result)))))) - -(defun org-babel-read-table () - "Read the table at `point' into emacs-lisp." - (mapcar (lambda (row) - (if (and (symbolp row) (equal row 'hline)) row - (mapcar #'org-babel-read row))) - (org-table-to-lisp))) - -(defun org-babel-read-list () - "Read the list at `point' into emacs-lisp." - (mapcar #'org-babel-read (cdr (org-list-parse-list)))) - -(defvar org-link-types-re) -(defun org-babel-read-link () - "Read the link at `point' into emacs-lisp. -If the path of the link is a file path it is expanded using -`expand-file-name'." - (let* ((case-fold-search t) - (raw (and (looking-at org-bracket-link-regexp) - (org-babel-clean-text-properties (match-string 1)))) - (type (and (string-match org-link-types-re raw) - (match-string 1 raw)))) - (cond - ((not type) (expand-file-name raw)) - ((string= type "file") - (and (string-match "file\\(.*\\):\\(.+\\)" raw) - (expand-file-name (match-string 2 raw)))) - (t raw)))) - -(defun org-babel-insert-result - (result &optional result-params info hash indent lang) - "Insert RESULT into the current buffer. -By default RESULT is inserted after the end of the -current source block. With optional argument RESULT-PARAMS -controls insertion of results in the org-mode file. -RESULT-PARAMS can take the following values... - -replace - (default option) insert results after the source block - replacing any previously inserted results - -silent -- no results are inserted - -file ---- the results are interpreted as a file path, and are - inserted into the buffer using the Org-mode file syntax - -list ---- the results are interpreted as an Org-mode list. - -raw ----- results are added directly to the Org-mode file. This - is a good option if you code block will output org-mode - formatted text. - -org ----- similar in effect to raw, only the results are wrapped - in an org code block. Similar to the raw option, on - export the results will be interpreted as org-formatted - text, however by wrapping the results in an org code - block they can be replaced upon re-execution of the - code block. - -html ---- results are added inside of a #+BEGIN_HTML block. This - is a good option if you code block will output html - formatted text. - -latex --- results are added inside of a #+BEGIN_LATEX block. - This is a good option if you code block will output - latex formatted text. - -code ---- the results are extracted in the syntax of the source - code of the language being evaluated and are added - inside of a #+BEGIN_SRC block with the source-code - language set appropriately. Note this relies on the - optional LANG argument." - (if (stringp result) - (progn - (setq result (org-babel-clean-text-properties result)) - (when (member "file" result-params) - (setq result (org-babel-result-to-file result)))) - (unless (listp result) (setq result (format "%S" result)))) - (if (and result-params (member "silent" result-params)) - (progn - (message (replace-regexp-in-string "%" "%%" (format "%S" result))) - result) - (when (and (stringp result) ;; ensure results end in a newline - (> (length result) 0) - (not (or (string-equal (substring result -1) "\n") - (string-equal (substring result -1) "\r")))) - (setq result (concat result "\n"))) - (save-excursion - (let ((existing-result (org-babel-where-is-src-block-result - t info hash indent)) - (results-switches - (cdr (assoc :results_switches (nth 2 info)))) - beg end) - (if (not existing-result) - (setq beg (point)) - (goto-char existing-result) - (save-excursion - (re-search-forward "#" nil t) - (setq indent (- (current-column) 1))) - (forward-line 1) - (setq beg (point)) - (cond - ((member "replace" result-params) - (delete-region (point) (org-babel-result-end))) - ((member "append" result-params) - (goto-char (org-babel-result-end)) (setq beg (point-marker))) - ((member "prepend" result-params)))) ; already there - (setq results-switches - (if results-switches (concat " " results-switches) "")) - ;; insert results based on type - (cond - ;; do nothing for an empty result - ((= (length result) 0)) - ;; insert a list if preferred - ((member "list" result-params) - (insert - (org-babel-trim - (org-list-to-generic (cons 'unordered - (if (listp result) result (list result))) - '(:splicep nil :istart "- " :iend "\n"))))) - ;; assume the result is a table if it's not a string - ((not (stringp result)) - (goto-char beg) - (insert (concat (orgtbl-to-orgtbl - (if (or (eq 'hline (car result)) - (and (listp (car result)) - (listp (cdr (car result))))) - result (list result)) - '(:fmt (lambda (cell) (format "%s" cell)))) "\n")) - (goto-char beg) (when (org-at-table-p) (org-table-align))) - ((member "file" result-params) - (insert result)) - (t (goto-char beg) (insert result))) - (when (listp result) (goto-char (org-table-end))) - (setq end (point-marker)) - ;; possibly wrap result - (flet ((wrap (start finish) - (goto-char beg) (insert start) - (goto-char end) (insert finish) - (setq end (point-marker)))) - (cond - ((member "html" result-params) - (wrap "#+BEGIN_HTML\n" "#+END_HTML")) - ((member "latex" result-params) - (wrap "#+BEGIN_LaTeX\n" "#+END_LaTeX")) - ((member "code" result-params) - (wrap (format "#+BEGIN_SRC %s%s\n" (or lang "none") results-switches) - "#+END_SRC")) - ((member "org" result-params) - (wrap "#+BEGIN_ORG\n" "#+END_ORG")) - ((member "raw" result-params) - (goto-char beg) (if (org-at-table-p) (org-cycle))) - ((member "wrap" result-params) - (when (and (stringp result) (not (member "file" result-params))) - (org-babel-examplize-region beg end results-switches)) - (wrap "#+BEGIN_RESULT\n" "#+END_RESULT")) - ((and (stringp result) (not (member "file" result-params))) - (org-babel-examplize-region beg end results-switches) - (setq end (point))))) - ;; possibly indent the results to match the #+results line - (when (and indent (> indent 0) - ;; in this case `table-align' does the work for us - (not (and (listp result) - (member "append" result-params)))) - (indent-rigidly beg end indent)))) - (if (= (length result) 0) - (if (member "value" result-params) - (message "Code block returned no value.") - (message "Code block produced no output.")) - (message "Code block evaluation complete.")))) - -(defun org-babel-remove-result (&optional info) - "Remove the result of the current source block." - (interactive) - (let ((location (org-babel-where-is-src-block-result nil info)) start) - (when location - (save-excursion - (goto-char location) (setq start (point)) (forward-line 1) - (delete-region start (org-babel-result-end)))))) - -(defun org-babel-result-end () - "Return the point at the end of the current set of results" - (save-excursion - (cond - ((org-at-table-p) (progn (goto-char (org-table-end)) (point))) - ((org-in-item-p) (- (org-list-bottom-point) 1)) - (t - (let ((case-fold-search t) - (blocks-re (regexp-opt - (list "latex" "html" "example" "src" "result")))) - (if (looking-at (concat "[ \t]*#\\+begin_" blocks-re)) - (re-search-forward (concat "[ \t]*#\\+end_" blocks-re) nil t) - (while (looking-at "[ \t]*\\(: \\|\\[\\[\\)") - (forward-line 1)))) - (point))))) - -(defun org-babel-result-to-file (result) - "Convert RESULT into an `org-mode' link. -If the `default-directory' is different from the containing -file's directory then expand relative links." - (format - "[[file:%s]]" - (if (and default-directory - buffer-file-name - (not (string= (expand-file-name default-directory) - (expand-file-name - (file-name-directory buffer-file-name))))) - (expand-file-name result default-directory) - result))) - -(defun org-babel-examplize-region (beg end &optional results-switches) - "Comment out region using the ': ' org example quote." - (interactive "*r") - (let ((size (count-lines beg end))) - (save-excursion - (cond ((= size 0)) ; do nothing for an empty result - ((< size org-babel-min-lines-for-block-output) - (goto-char beg) - (dotimes (n size) - (beginning-of-line 1) (insert ": ") (forward-line 1))) - (t - (goto-char beg) - (insert (if results-switches - (format "#+begin_example%s\n" results-switches) - "#+begin_example\n")) - (if (markerp end) (goto-char end) (forward-char (- end beg))) - (insert "#+end_example\n")))))) - -(defun org-babel-update-block-body (new-body) - "Update the body of the current code block to NEW-BODY." - (if (not (org-babel-where-is-src-block-head)) - (error "not in source block") - (save-match-data - (replace-match (concat (org-babel-trim new-body) "\n") nil nil nil 5)) - (indent-rigidly (match-beginning 5) (match-end 5) 2))) - -(defun org-babel-merge-params (&rest plists) - "Combine all parameter association lists in PLISTS. -Later elements of PLISTS override the values of previous element. -This takes into account some special considerations for certain -parameters when merging lists." - (let ((results-exclusive-groups - '(("file" "list" "vector" "table" "scalar" "raw" "org" - "html" "latex" "code" "pp" "wrap") - ("replace" "silent" "append" "prepend") - ("output" "value"))) - (exports-exclusive-groups - '(("code" "results" "both" "none"))) - params results exports tangle noweb cache vars shebang comments) - (flet ((e-merge (exclusive-groups &rest result-params) - ;; maintain exclusivity of mutually exclusive parameters - (let (output) - (mapc (lambda (new-params) - (mapc (lambda (new-param) - (mapc (lambda (exclusive-group) - (when (member new-param exclusive-group) - (mapcar (lambda (excluded-param) - (setq output - (delete - excluded-param - output))) - exclusive-group))) - exclusive-groups) - (setq output (org-uniquify - (cons new-param output)))) - new-params)) - result-params) - output))) - (mapc - (lambda (plist) - (mapc - (lambda (pair) - (case (car pair) - (:var - (let ((name (if (listp (cdr pair)) - (cadr pair) - (and (string-match "^\\([^= \f\t\n\r\v]+\\)[ \t]*=" - (cdr pair)) - (intern (match-string 1 (cdr pair))))))) - (when name - (setq vars - (cons (cons name pair) - (if (member name (mapcar #'car vars)) - (delq nil - (mapcar - (lambda (p) (unless (equal (car p) name) p)) - vars)) - vars)))))) - (:results - (setq results (e-merge results-exclusive-groups - results (split-string (cdr pair))))) - (:file - (when (cdr pair) - (setq results (e-merge results-exclusive-groups - results '("file"))) - (unless (or (member "both" exports) - (member "none" exports) - (member "code" exports)) - (setq exports (e-merge exports-exclusive-groups - exports '("results")))) - (setq params (cons pair (assq-delete-all (car pair) params))))) - (:exports - (setq exports (e-merge exports-exclusive-groups - exports (split-string (cdr pair))))) - (:tangle ;; take the latest -- always overwrite - (setq tangle (or (list (cdr pair)) tangle))) - (:noweb - (setq noweb (e-merge '(("yes" "no" "tangle")) noweb - (split-string (or (cdr pair) ""))))) - (:cache - (setq cache (e-merge '(("yes" "no")) cache - (split-string (or (cdr pair) ""))))) - (:shebang ;; take the latest -- always overwrite - (setq shebang (or (list (cdr pair)) shebang))) - (:comments - (setq comments (e-merge '(("yes" "no")) comments - (split-string (or (cdr pair) ""))))) - (t ;; replace: this covers e.g. :session - (setq params (cons pair (assq-delete-all (car pair) params)))))) - plist)) - plists)) - (while vars (setq params (cons (cons :var (cddr (pop vars))) params))) - (cons (cons :comments (mapconcat 'identity comments " ")) - (cons (cons :shebang (mapconcat 'identity shebang " ")) - (cons (cons :cache (mapconcat 'identity cache " ")) - (cons (cons :noweb (mapconcat 'identity noweb " ")) - (cons (cons :tangle (mapconcat 'identity tangle " ")) - (cons (cons :exports - (mapconcat 'identity exports " ")) - (cons - (cons :results - (mapconcat 'identity results " ")) - params))))))))) - -(defun org-babel-expand-noweb-references (&optional info parent-buffer) - "Expand Noweb references in the body of the current source code block. - -For example the following reference would be replaced with the -body of the source-code block named 'example-block'. - -<<example-block>> - -Note that any text preceding the <<foo>> construct on a line will -be interposed between the lines of the replacement text. So for -example if <<foo>> is placed behind a comment, then the entire -replacement text will also be commented. - -This function must be called from inside of the buffer containing -the source-code block which holds BODY. - -In addition the following syntax can be used to insert the -results of evaluating the source-code block named 'example-block'. - -<<example-block()>> - -Any optional arguments can be passed to example-block by placing -the arguments inside the parenthesis following the convention -defined by `org-babel-lob'. For example - -<<example-block(a=9)>> - -would set the value of argument \"a\" equal to \"9\". Note that -these arguments are not evaluated in the current source-code -block but are passed literally to the \"example-block\"." - (let* ((parent-buffer (or parent-buffer (current-buffer))) - (info (or info (org-babel-get-src-block-info))) - (lang (nth 0 info)) - (body (nth 1 info)) - (new-body "") index source-name evaluate prefix) - (flet ((nb-add (text) - (setq new-body (concat new-body text)))) - (with-temp-buffer - (insert body) (goto-char (point-min)) - (setq index (point)) - (while (and (re-search-forward "<<\\(.+?\\)>>" nil t)) - (save-match-data (setf source-name (match-string 1))) - (save-match-data (setq evaluate (string-match "\(.*\)" source-name))) - (save-match-data - (setq prefix - (buffer-substring (match-beginning 0) - (save-excursion - (beginning-of-line 1) (point))))) - ;; add interval to new-body (removing noweb reference) - (goto-char (match-beginning 0)) - (nb-add (buffer-substring index (point))) - (goto-char (match-end 0)) - (setq index (point)) - (nb-add (with-current-buffer parent-buffer - (mapconcat ;; interpose PREFIX between every line - #'identity - (split-string - (if evaluate - (let ((raw (org-babel-ref-resolve source-name))) - (if (stringp raw) raw (format "%S" raw))) - (save-restriction - (widen) - (let ((point (org-babel-find-named-block - source-name))) - (if point - (save-excursion - (goto-char point) - (org-babel-trim - (org-babel-expand-noweb-references - (org-babel-get-src-block-info)))) - ;; optionally raise an error if named - ;; source-block doesn't exist - (if (member lang org-babel-noweb-error-langs) - (error "%s" - (concat - "<<" source-name ">> " - "could not be resolved (see " - "`org-babel-noweb-error-langs')")) - ""))))) - "[\n\r]") (concat "\n" prefix))))) - (nb-add (buffer-substring index (point-max))))) - new-body)) - -(defun org-babel-clean-text-properties (text) - "Strip all properties from text return." - (when text - (set-text-properties 0 (length text) nil text) text)) - -(defun org-babel-strip-protective-commas (body) - "Strip protective commas from bodies of source blocks." - (replace-regexp-in-string "^,#" "#" body)) - -(defun org-babel-script-escape (str) - "Safely convert tables into elisp lists." - (let (in-single in-double out) - (org-babel-read - (if (and (stringp str) (string-match "^\\[.+\\]$" str)) - (org-babel-read - (concat - "'" - (progn - (mapc - (lambda (ch) - (setq - out - (case ch - (91 (if (or in-double in-single) ; [ - (cons 91 out) - (cons 40 out))) - (93 (if (or in-double in-single) ; ] - (cons 93 out) - (cons 41 out))) - (44 (if (or in-double in-single) (cons 44 out) out)) ; , - (39 (if in-double ; ' - (cons 39 out) - (setq in-single (not in-single)) (cons 34 out))) - (34 (if in-single ; " - (append (list 34 32) out) - (setq in-double (not in-double)) (cons 34 out))) - (t (cons ch out))))) - (string-to-list str)) - (apply #'string (reverse out))))) - str)))) - -(defun org-babel-read (cell) - "Convert the string value of CELL to a number if appropriate. -Otherwise if cell looks like lisp (meaning it starts with a -\"(\" or a \"'\") then read it as lisp, otherwise return it -unmodified as a string. - -This is taken almost directly from `org-read-prop'." - (if (and (stringp cell) (not (equal cell ""))) - (or (org-babel-number-p cell) - (if (or (equal "(" (substring cell 0 1)) - (equal "'" (substring cell 0 1)) - (equal "`" (substring cell 0 1))) - (eval (read cell)) - (progn (set-text-properties 0 (length cell) nil cell) cell))) - cell)) - -(defun org-babel-number-p (string) - "If STRING represents a number return it's value." - (if (and (string-match "^-?[0-9]*\\.?[0-9]*$" string) - (= (length (substring string (match-beginning 0) - (match-end 0))) - (length string))) - (string-to-number string))) - -(defun org-babel-import-elisp-from-file (file-name &optional separator) - "Read the results located at FILE-NAME into an elisp table. -If the table is trivial, then return it as a scalar." - (let (result) - (save-window-excursion - (with-temp-buffer - (condition-case nil - (progn - (org-table-import file-name separator) - (delete-file file-name) - (setq result (mapcar (lambda (row) - (mapcar #'org-babel-string-read row)) - (org-table-to-lisp)))) - (error nil))) - (if (null (cdr result)) ;; if result is trivial vector, then scalarize it - (if (consp (car result)) - (if (null (cdr (car result))) - (caar result) - result) - (car result)) - result)))) - -(defun org-babel-string-read (cell) - "Strip nested \"s from around strings." - (org-babel-read (or (and (stringp cell) - (string-match "\\\"\\(.+\\)\\\"" cell) - (match-string 1 cell)) - cell))) - -(defun org-babel-reverse-string (string) - "Return the reverse of STRING." - (apply 'string (reverse (string-to-list string)))) - -(defun org-babel-chomp (string &optional regexp) - "Strip trailing spaces and carriage returns from STRING. -Default regexp used is \"[ \f\t\n\r\v]\" but can be -overwritten by specifying a regexp as a second argument." - (let ((regexp (or regexp "[ \f\t\n\r\v]"))) - (while (and (> (length string) 0) - (string-match regexp (substring string -1))) - (setq string (substring string 0 -1))) - string)) - -(defun org-babel-trim (string &optional regexp) - "Strip leading and trailing spaces and carriage returns from STRING. -Like `org-babel-chomp' only it runs on both the front and back -of the string." - (org-babel-chomp (org-babel-reverse-string - (org-babel-chomp (org-babel-reverse-string string) regexp)) - regexp)) - -(defvar org-babel-org-babel-call-process-region-original nil) -(defun org-babel-tramp-handle-call-process-region - (start end program &optional delete buffer display &rest args) - "Use tramp to handle call-process-region. -Fixes a bug in `tramp-handle-call-process-region'." - (if (and (featurep 'tramp) (file-remote-p default-directory)) - (let ((tmpfile (tramp-compat-make-temp-file ""))) - (write-region start end tmpfile) - (when delete (delete-region start end)) - (unwind-protect - ;; (apply 'call-process program tmpfile buffer display args) - ;; bug in tramp - (apply 'process-file program tmpfile buffer display args) - (delete-file tmpfile))) - ;; org-babel-call-process-region-original is the original emacs - ;; definition. It is in scope from the let binding in - ;; org-babel-execute-src-block - (apply org-babel-call-process-region-original - start end program delete buffer display args))) - -(defun org-babel-local-file-name (file) - "Return the local name component of FILE." - (if (file-remote-p file) - (let (localname) - (with-parsed-tramp-file-name file nil - localname)) - file)) - -(defun org-babel-process-file-name (name &optional no-quote-p) - "Prepare NAME to be used in an external process. -If NAME specifies a remote location, the remote portion of the -name is removed, since in that case the process will be executing -remotely. The file name is then processed by -`expand-file-name'. Unless second argument NO-QUOTE-P is non-nil, -the file name is additionally processed by -`shell-quote-argument'" - ((lambda (f) (if no-quote-p f (shell-quote-argument f))) - (expand-file-name (org-babel-local-file-name name)))) - -(defvar org-babel-temporary-directory) -(unless (or noninteractive (boundp 'org-babel-temporary-directory)) - (defvar org-babel-temporary-directory - (or (and (boundp 'org-babel-temporary-directory) - (file-exists-p org-babel-temporary-directory) - org-babel-temporary-directory) - (make-temp-file "babel-" t)) - "Directory to hold temporary files created to execute code blocks. -Used by `org-babel-temp-file'. This directory will be removed on -Emacs shutdown.")) - -(defun org-babel-temp-file (prefix &optional suffix) - "Create a temporary file in the `org-babel-temporary-directory'. -Passes PREFIX and SUFFIX directly to `make-temp-file' with the -value of `temporary-file-directory' temporarily set to the value -of `org-babel-temporary-directory'." - (if (file-remote-p default-directory) - (make-temp-file - (concat (file-remote-p default-directory) - (expand-file-name - prefix temporary-file-directory) - nil suffix)) - (let ((temporary-file-directory - (or (and (file-exists-p org-babel-temporary-directory) - org-babel-temporary-directory) - temporary-file-directory))) - (make-temp-file prefix nil suffix)))) - -(defun org-babel-remove-temporary-directory () - "Remove `org-babel-temporary-directory' on Emacs shutdown." - (when (and (boundp 'org-babel-temporary-directory) - (file-exists-p org-babel-temporary-directory)) - ;; taken from `delete-directory' in files.el - (condition-case nil - (progn - (mapc (lambda (file) - ;; This test is equivalent to - ;; (and (file-directory-p fn) (not (file-symlink-p fn))) - ;; but more efficient - (if (eq t (car (file-attributes file))) - (delete-directory file) - (delete-file file))) - ;; We do not want to delete "." and "..". - (directory-files org-babel-temporary-directory 'full - "^\\([^.]\\|\\.\\([^.]\\|\\..\\)\\).*")) - (delete-directory org-babel-temporary-directory)) - (error - (message "Failed to remove temporary Org-babel directory %s" - org-babel-temporary-directory))))) - -(add-hook 'kill-emacs-hook 'org-babel-remove-temporary-directory) - -(provide 'ob) - -;; arch-tag: 01a7ebee-06c5-4ee4-a709-e660d28c0af1 - -;;; ob.el ends here |