1 | ;;; |
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2 | ;;; $Id: tinyrich.el,v 1.1.1.1 2001/07/19 05:31:22 xtakei Exp $ |
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3 | ;;; |
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4 | ;;; by MORIOKA Tomohiko <morioka@jaist.ac.jp> |
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5 | ;;; modified by YAMATE Keiichirou <ics9118@sem1.info.osaka-cu.ac.jp> |
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6 | ;;; |
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7 | |
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8 | (defvar mime-viewer/face-list-for-text/enriched |
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9 | (cond ((and (>= emacs-major-version 19) window-system) |
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10 | '(bold italic fixed underline) |
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11 | ) |
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12 | ((and (boundp 'NEMACS) NEMACS) |
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13 | '("bold" "italic" "underline") |
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14 | ))) |
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15 | |
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16 | (defun enriched-decode (beg end) |
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17 | (interactive "*r") |
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18 | (save-excursion |
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19 | (save-restriction |
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20 | (narrow-to-region beg end) |
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21 | (goto-char beg) |
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22 | (while (re-search-forward "[ \t]*\\(\n+\\)[ \t]*" nil t) |
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23 | (let ((str (buffer-substring (match-beginning 1) |
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24 | (match-end 1)))) |
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25 | (if (string= str "\n") |
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26 | (replace-match " ") |
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27 | (replace-match (substring str 1)) |
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28 | ))) |
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29 | (goto-char beg) |
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30 | (let (cmd sym str (fb (point)) fe b e) |
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31 | (while (re-search-forward "<\\(<\\|[^<>\n\r \t]+>\\)" nil t) |
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32 | (setq b (match-beginning 0)) |
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33 | (setq cmd (buffer-substring b (match-end 0))) |
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34 | (if (string= cmd "<<") |
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35 | (replace-match "<") |
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36 | (replace-match "") |
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37 | (setq cmd (downcase (substring cmd 1 (- (length cmd) 1)))) |
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38 | ) |
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39 | (setq sym (intern cmd)) |
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40 | (cond ((eq sym 'param) |
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41 | (setq b (point)) |
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42 | (save-excursion |
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43 | (save-restriction |
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44 | (if (search-forward "</param>" nil t) |
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45 | (progn |
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46 | (replace-match "") |
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47 | (setq e (point)) |
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48 | ) |
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49 | (setq e end) |
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50 | ))) |
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51 | (delete-region b e) |
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52 | ) |
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53 | ((memq sym mime-viewer/face-list-for-text/enriched) |
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54 | (setq b (point)) |
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55 | (save-excursion |
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56 | (save-restriction |
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57 | (if (re-search-forward (concat "</" cmd ">") nil t) |
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58 | (progn |
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59 | (replace-match "") |
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60 | (setq e (point)) |
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61 | ) |
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62 | (setq e end) |
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63 | ))) |
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64 | (tm:set-face-region b e sym) |
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65 | ))) |
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66 | (goto-char (point-max)) |
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67 | (if (not (eq (preceding-char) ?\n)) |
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68 | (insert "\n") |
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69 | ) |
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70 | )))) |
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71 | |
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72 | |
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73 | ;;; @ text/richtext <-> text/enriched converter |
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74 | ;;; |
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75 | |
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76 | (defun richtext-to-enriched-region (beg end) |
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77 | "Convert the region of text/richtext style to text/enriched style." |
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78 | (save-excursion |
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79 | (save-restriction |
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80 | (narrow-to-region beg end) |
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81 | (goto-char (point-min)) |
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82 | (let (b e i) |
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83 | (while (re-search-forward "[ \t]*<comment>" nil t) |
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84 | (setq b (match-beginning 0)) |
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85 | (delete-region b |
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86 | (if (re-search-forward "</comment>[ \t]*" nil t) |
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87 | (match-end 0) |
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88 | (point-max) |
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89 | )) |
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90 | ) |
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91 | (goto-char (point-min)) |
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92 | (while (re-search-forward "\n\n+" nil t) |
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93 | (replace-match "\n") |
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94 | ) |
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95 | (goto-char (point-min)) |
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96 | (while (re-search-forward "[ \t\n]*<nl>[ \t\n]*" nil t) |
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97 | (setq b (match-beginning 0)) |
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98 | (setq e (match-end 0)) |
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99 | (setq i 1) |
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100 | (while (looking-at "[ \t\n]*<nl>[ \t\n]*") |
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101 | (setq e (match-end 0)) |
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102 | (setq i (1+ i)) |
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103 | (goto-char e) |
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104 | ) |
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105 | (delete-region b e) |
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106 | (while (>= i 0) |
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107 | (insert "\n") |
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108 | (setq i (1- i)) |
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109 | )) |
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110 | (goto-char (point-min)) |
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111 | (while (search-forward "<lt>" nil t) |
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112 | (replace-match "<<") |
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113 | ) |
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114 | )))) |
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115 | |
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116 | (defun enriched-to-richtext-region (beg end) |
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117 | "Convert the region of text/enriched style to text/richtext style." |
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118 | (save-excursion |
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119 | (save-restriction |
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120 | (goto-char beg) |
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121 | (and (search-forward "text/enriched") |
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122 | (replace-match "text/richtext")) |
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123 | (search-forward "\n\n") |
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124 | (narrow-to-region (match-end 0) end) |
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125 | (let (str n) |
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126 | (goto-char (point-min)) |
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127 | (while (re-search-forward "\n\n+" nil t) |
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128 | (setq str (buffer-substring (match-beginning 0) |
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129 | (match-end 0))) |
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130 | (setq n (1- (length str))) |
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131 | (setq str "") |
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132 | (while (> n 0) |
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133 | (setq str (concat str "<nl>\n")) |
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134 | (setq n (1- n)) |
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135 | ) |
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136 | (replace-match str) |
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137 | ) |
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138 | (goto-char (point-min)) |
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139 | (while (search-forward "<<" nil t) |
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140 | (replace-match "<lt>") |
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141 | ) |
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142 | )))) |
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143 | |
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144 | |
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145 | ;;; @ encoder and decoder |
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146 | ;;; |
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147 | |
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148 | (defun richtext-decode (beg end) |
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149 | (save-restriction |
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150 | (narrow-to-region beg end) |
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151 | (richtext-to-enriched-region beg (point-max)) |
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152 | (enriched-decode beg (point-max)) |
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153 | )) |
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154 | |
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155 | ;; (defun richtext-encode (beg end) |
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156 | ;; (save-restriction |
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157 | ;; (narrow-to-region beg end) |
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158 | ;; (enriched-encode beg (point-max)) |
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159 | ;; (enriched-to-richtext-region beg (point-max)) |
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160 | ;; )) |
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161 | |
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162 | |
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163 | ;;; @ end |
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164 | ;;; |
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165 | |
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166 | (require 'product) |
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167 | (product-provide (provide 'tinyrich) (require 'apel-ver)) |
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168 | |
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169 | ;; tinyrich.el ends here. |
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