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1 ;;; letter.el - Special code for letter style.
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2
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3 ;; $Id: letter.el,v 1.1 1997/04/05 17:56:47 steve Exp $
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4
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5 ;;; Code:
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6
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7 ;; You may want to define this in tex-site.el to contain your
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8 ;; organizations address.
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9 (defvar LaTeX-letter-sender-address ""
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10 "Initial value when prompting for a sender address in the letter style.")
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11
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12 (TeX-add-style-hook "letter"
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13 (function
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14 (lambda ()
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15 (LaTeX-add-environments
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16 '("letter" LaTeX-env-recipient))
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17 (TeX-add-symbols
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18 '("name" "Sender: ")
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19 '("address" "Sender address: ")
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20 '("signature" "Signature: ")
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21 '("opening" "Opening: ")
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22 '("closing" "Closing: ")))))
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23
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24 (defun LaTeX-env-recipient (environment)
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25 "Insert ENVIRONMENT and prompt for recipient and address."
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26 (let ((sender (read-input "Sender: " (user-full-name)))
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27 (sender-address (read-input "Sender address: "
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28 LaTeX-letter-sender-address))
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29 (recipient (read-input "Recipient: "))
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30 (address (read-input "Recipient address: "))
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31 (signature (read-input "Signature: "))
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32 (opening (read-input "Opening: "))
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33 (closing (read-input "Closing: "))
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34 (date (read-input "Date: " (LaTeX-today))))
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35
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36 (insert TeX-esc "name" TeX-grop sender TeX-grcl)
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37 (newline-and-indent)
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38 (if (not (zerop (length sender-address)))
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39 (progn
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40 (setq LaTeX-letter-sender-address sender-address)
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41 (insert TeX-esc "address" TeX-grop sender-address TeX-grcl)
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42 (newline-and-indent)))
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43 (if (not (zerop (length signature)))
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44 (progn
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45 (insert TeX-esc "signature" TeX-grop signature TeX-grcl)
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46 (newline-and-indent)))
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47 (if (not (zerop (length date)))
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48 (progn
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49 (insert TeX-esc "def" TeX-esc "today" TeX-grop date TeX-grcl)
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50 (newline-and-indent)))
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51 (newline-and-indent)
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52
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53 (let ((indentation (current-column)))
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54 (LaTeX-insert-environment
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55 environment
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56 (concat TeX-grop recipient
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57 (if (not (zerop (length address)))
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58 (concat
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59 (if (not (zerop (length recipient)))
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60 (concat " " TeX-esc TeX-esc " "))
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61 address))
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62 TeX-grcl))
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63 (save-excursion ; Fix indentation of address
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64 (if (search-backward TeX-grcl nil 'move)
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65 (let ((addr-end (point-marker)))
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66 (if (search-backward TeX-grop nil 'move)
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67 (let ((addr-column (current-column)))
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68 (while (search-forward
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69 (concat TeX-esc TeX-esc)
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70 (marker-position addr-end) 'move)
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71 (progn
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72 (newline)
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73 (indent-to addr-column))))))))
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74 (insert "\n")
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75 (indent-to indentation))
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76 (insert TeX-esc "opening"
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77 TeX-grop
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78 (if (zerop (length opening))
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79 (concat TeX-esc " ")
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80 opening)
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81 TeX-grcl "\n")
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82
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83 (indent-relative-maybe)
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84 (save-excursion
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85 (insert "\n" TeX-esc "closing"
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86 TeX-grop
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87 (if (zerop (length closing))
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88 (concat TeX-esc " ")
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89 closing)
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90 TeX-grcl "\n")
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91 (indent-relative-maybe))))
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92
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93 (defun LaTeX-today nil
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94 "Return a string representing todays date according to flavor."
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95 (interactive)
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96 (let ((ctime-string (current-time-string))
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97 (month-alist '(("Jan". "01")
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98 ("Feb" . "02")
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99 ("Mar" . "03")
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100 ("Apr" . "04")
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101 ("May" . "05")
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102 ("Jun" . "06")
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103 ("Jul" . "07")
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104 ("Aug" . "08")
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105 ("Sep" . "09")
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106 ("Oct" . "10")
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107 ("Nov" . "11")
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108 ("Dec" . "12"))))
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109 (string-match
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110 "^\\S-+\\s-+\\(\\S-+\\)\\s-+\\(\\S-+\\)\\s-+\\S-+\\s-+\\(\\S-+\\)"
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111 ctime-string)
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112 (let ((year (substring ctime-string (match-beginning 3) (match-end 3)))
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113 (month (substring ctime-string (match-beginning 1) (match-end 1)))
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114 (day (substring ctime-string (match-beginning 2) (match-end 2))))
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115 (if (assoc month month-alist)
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116 (progn
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117 (setq month (cdr (assoc month month-alist)))
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118 (if (> 2 (length day))
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119 (setq day (concat "0" day)))))
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120 (format "%s-%s-%s" year month day))))
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121
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122 ;;; letter.el ends here
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