From c986de298d9ae631c5c70bc66aa4c327f38e6c88 Mon Sep 17 00:00:00 2001
From: Arun Isaac
Date: Thu, 31 Dec 2020 13:20:36 +0530
Subject: Provide ksh-forms feature.

* ksh-forms.el: Provide ksh-forms.
* ksh-discharge.el, ksh-scan2.el, ksh-scan3.el: Require ksh-forms.
---
 ksh-forms.el | 89 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100644 ksh-forms.el

(limited to 'ksh-forms.el')

diff --git a/ksh-forms.el b/ksh-forms.el
new file mode 100644
index 0000000..da6d047
--- /dev/null
+++ b/ksh-forms.el
@@ -0,0 +1,89 @@
+;; -*- lexical-binding: t -*-
+
+(require 'org)
+(require 'subr-x)
+(require 'cl-lib)
+
+;; General settings
+(setq doc-view-continuous t)
+(setq lpr-switches (list "-o sides=two-sided-long-edge"
+			 "-o fit-to-page"))
+(setq export-properties
+      (list :section-numbers nil
+	    :with-toc nil))
+
+;; Printing
+(defun print-report ()
+  (interactive)
+  (shell-command
+   (format "lpr -o sides=two-sided-long-edge -o fit-to-page %s" (buffer-file-name))))
+(defalias 'print-buffer 'print-report)
+
+;; Utilities
+(defun set-values (record values)
+  "Set record RECORD to values in alist VALUES"
+  (seq-do (pcase-lambda (`(,field . ,value))
+            (aset record field value))
+          values))
+
+;; Entry creation functions for form display
+(defun form-entry (label-field)
+  (pcase label-field
+    (`(,label . ,field)
+     (list (format "%s\n" label)
+           field"\n\n"))))
+
+(defun new-record-filter (record)
+  (set-values record default-field-values)
+  record)
+(setq forms-new-record-filter 'new-record-filter)
+
+;; Entry creation functions for org export
+(defun ksh-forms-org-entry-function (format-string label-field)
+  (pcase label-field
+    (`(,label . ,field-no)
+     (let ((value (get-field field-no)))
+       (if value
+           (princ (format format-string label
+                          (replace-regexp-in-string "\n" "\n\n" value)))
+         (user-error "Field \"%s\" should not be blank" label))))))
+
+(defun get-field (field)
+  "Parse form and return field FIELD from form"
+  (cond ((integerp field) (nth (1- field) (forms--parse-form)))
+	((stringp field) field)))
+
+(defun single-line-org-entry (label-field)
+  (ksh-forms-org-entry-function "*%s:* %s\n\n" label-field))
+
+(defun multi-line-org-entry (label-field)
+  (ksh-forms-org-entry-function "\n* %s\n%s\n\n" label-field))
+
+(defun text-if-non-blank (text)
+  (if (and text (not (string-blank-p text)))
+      (princ (format "%s\n\n" text))))
+
+(defun ksh-forms-org-keyword (keyword-value)
+  (pcase keyword-value
+    (`(,keyword . ,value)
+     (princ (format "#+%s: %s\n" keyword value)))))
+
+(defun ksh-forms-org-latex-header (header)
+  (ksh-forms-org-keyword (cons "LATEX_HEADER" header)))
+
+(defun forms-print ()
+  (interactive)
+  (find-file (org-to-pdf (funcall form-to-org))))
+
+(setq org-latex-compiler "xelatex")
+
+(defun org-to-pdf (org-source)
+  (let ((tex-file-path (format "%s.tex" (make-temp-file "report"))))
+    (with-temp-buffer
+      (insert org-source)
+      (org-export-to-file 'latex tex-file-path
+	nil nil nil nil export-properties 'org-latex-compile))))
+
+(make-variable-buffer-local 'form-to-org)
+
+(provide 'ksh-forms)
-- 
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