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1/*
2 * gen_html4.c - Part of psiconv, a PSION 5 data formats converter 1/* gen_html.c - Part of psiconv, a PSION 5 file formats converter
3 * Copyright (c) 1999 Andrew Johnson <anjohnson@iee.org>
4 * Portions Copyright (c) 1999 Frodo Looijaard <frodol@dds.nl> 2 Copyright (c) 1999-2004 Frodo Looijaard <frodol@dds.nl>
5 * 3
6 * This program is free software; you can redistribute it and/or modify 4 This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by 5 it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or 6 the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version. 7 (at your option) any later version.
10 * 8
11 * This program is distributed in the hope that it will be useful, 9 This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 10 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details. 12 GNU General Public License for more details.
15 * 13
16 * You should have received a copy of the GNU General Public License 14 You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software 15 along with this program; if not, write to the Free Software
18 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 */
20
21/*
22 2002/Apr. Keita KAWABE
23 A: <META HTTP-EQUIV="Content-Type" CONTENT="text/html"> header
24 was added.
25
26 B: Support for narrow build Asian Psions added.
27 If the encoding_type is PSICONV_ENCODING_UTF8,
28 B-1: use utf8_table for character conversion.
29 B-2: add the "Charset=UTF-8" in the Content-Type header.
30 Otherwise proceed as normal.
31*/ 17*/
32 18
33#include "config.h" 19#include "config.h"
34#include <stdio.h> 20
21#include <psiconv/configuration.h>
22#include <psiconv/data.h>
23#include "general.h"
24
35#include <string.h> 25#include <string.h>
36#include <ctype.h>
37#include <stdlib.h> 26#include <stdlib.h>
38#include "psiconv/data.h"
39#include "psiconv/list.h"
40#include "gen.h"
41#include "psiconv.h"
42
43#ifndef TRUE
44#define TRUE (0==0)
45#endif
46 27
47#ifdef DMALLOC 28#ifdef DMALLOC
48#include "dmalloc.h" 29#include "dmalloc.h"
49#endif 30#endif
50 31
51/* 32#define TEMPSTR_LEN 100
52 * Various string tables for HTML4 settings
53 */
54 33
55/* How to display each character */ 34static void text(const psiconv_config config,psiconv_list list,
56static const char *char_table[0x100] = { 35 psiconv_string_t data,const encoding enc);
57 /* 0x00 */ "", "", "", "", "", "", "<BR>\n", "<BR>\n", 36static void header(const psiconv_config config, psiconv_list list,
58 /* 0x08 */ "\n<HR>\n", "\t", "", "", "", "", "", "", 37 const encoding enc);
59 /* 0x10 */ " ", "", "", "", "", "", "", "", 38static void footer(const psiconv_config config, psiconv_list list,
60 /* 0x18 */ "", "", "", "", "", "", "", "", 39 const encoding enc);
61 /* 0x20 */ " ", "!", "&quot;", "#", "$", "%", "&amp;", "'", 40static void characters(const psiconv_config config, psiconv_list list,
62 /* 0x28 */ "(", ")", "*", "+", ",", "-", ".", "/", 41 const psiconv_string_t textstr,
63 /* 0x30 */ "0", "1", "2", "3", "4", "5", "6", "7", 42 const psiconv_character_layout layout,const encoding enc);
64 /* 0x38 */ "8", "9", ":", ";", "&lt;", "=", "&gt;", "?", 43static void paragraph(const psiconv_config config, psiconv_list list,
65 /* 0x40 */ "@", "A", "B", "C", "D", "E", "F", "G", 44 psiconv_paragraph para, const encoding enc);
66 /* 0x48 */ "H", "I", "J", "K", "L", "M", "N", "O", 45static void paragraphs(const psiconv_config config, psiconv_list list,
67 /* 0x50 */ "P", "Q", "R", "S", "T", "U", "V", "W", 46 psiconv_text_and_layout paragraphs, const encoding enc);
68 /* 0x58 */ "X", "Y", "Z", "[", "\\", "]", "^", "_", 47static void gen_word(const psiconv_config config, psiconv_list list,
69 /* 0x60 */ "`", "a", "b", "c", "d", "e", "f", "g", 48 const psiconv_word_f file, const encoding enc);
70 /* 0x68 */ "h", "i", "j", "k", "l", "m", "n", "o", 49static void gen_texted(const psiconv_config config, psiconv_list list,
71 /* 0x70 */ "p", "q", "r", "s", "t", "u", "v", "w", 50 const psiconv_texted_f file, const encoding enc);
72 /* 0x78 */ "x", "y", "z", "{", "|", "}", "~", "",
73 /* 0x80 */ "", "", "&#8218;", "&#402;",
74 "&#8222;", "&#8230;", "&#8224;", "&#8225;",
75 /* 0x88 */ "&#136;", "&#8240;", "&#352;", "<",
76 "&#338;", "", "", "",
77 /* 0x90 */ "", "&#8216;", "&#8217;", "&#8220;",
78 "&#8221;","&#8226;", "&#8211;", "&#8212;",
79 /* 0x98 */ "&#732;", "&#8482;", "&#353;", ">",
80 "&#339;", "", "", "&#376;",
81 /* 0xa0 */ "&nbsp;", "&iexcl;", "&cent;", "&pound;",
82 "&curren;", "&yen;", "&brvbar;", "&sect;",
83 /* 0xa8 */ "&uml;", "&copy;", "&ordf;", "&laquo;",
84 "&not;", "&shy;", "&reg;", "&#175;",
85 /* 0xb0 */ "&deg;", "&plusmn;", "&sup2;", "&sup3;",
86 "&acute;", "&micro;", "&para;", "&middot;",
87 /* 0xb8 */ "&cedil;", "&sup1;", "&ordm;", "&raquo;",
88 "&frac14;", "&frac12;", "&frac34;", "&iquest;",
89 /* 0xc0 */ "&Agrave;", "&Aacute;", "&Acirc;", "&Atilde;",
90 "&Auml;", "&Aring;", "&AElig;", "&Ccedil;",
91 /* 0xc8 */ "&Egrave;", "&Eacute;", "&Ecirc;", "&Euml;",
92 "&Igrave;", "&Iacute;", "&Icirc;", "&Iuml;",
93 /* 0xd0 */ "&ETH;", "&Ntilde;", "&Ograve;", "&Oacute;",
94 "&Ocirc;", "&Otilde;", "&Ouml;", "&times;",
95 /* 0xd8 */ "&Oslash;", "&Ugrave;", "&Uacute;", "&Ucirc;",
96 "&Uuml;", "&Yacute;", "&THORN;", "&szlig;",
97 /* 0xe0 */ "&agrave;", "&aacute;", "&acirc;", "&atilde;",
98 "&auml;", "&aring;", "&aelig;", "&ccedil;",
99 /* 0xe8 */ "&egrave;", "&eacute;", "&ecirc;", "&euml;",
100 "&igrave;", "&iacute;", "&icirc;", "&iuml;",
101 /* 0xf0 */ "&eth;", "&ntilde;", "&ograve;", "&oacute;",
102 "&ocirc;", "&otilde;", "&ouml;", "&divide;",
103 /* 0xf8 */ "&oslash;", "&ugrave;", "&uacute;", "&ucirc;",
104 "&uuml;", "&yacute;", "&thorn;", "&yuml;"
105};
106 51
107static const char *utf_table[0x100] = {
108 /* 0x00 */ "", "", "", "", "", "", "<BR>\n", "<BR>\n",
109 /* 0x08 */ "\n<HR>\n", "\t", "", "", "", "", "", "",
110 /* 0x10 */ " ", "", "", "", "", "", "", "",
111 /* 0x18 */ "", "", "", "", "", "", "", "",
112 /* 0x20 */ " ", "!", "&quot;", "#", "$", "%", "&amp;", "'",
113 /* 0x28 */ "(", ")", "*", "+", ",", "-", ".", "/",
114 /* 0x30 */ "0", "1", "2", "3", "4", "5", "6", "7",
115 /* 0x38 */ "8", "9", ":", ";", "&lt;", "=", "&gt;", "?",
116 /* 0x40 */ "@", "A", "B", "C", "D", "E", "F", "G",
117 /* 0x48 */ "H", "I", "J", "K", "L", "M", "N", "O",
118 /* 0x50 */ "P", "Q", "R", "S", "T", "U", "V", "W",
119 /* 0x58 */ "X", "Y", "Z", "[", "\\", "]", "^", "_",
120 /* 0x60 */ "`", "a", "b", "c", "d", "e", "f", "g",
121 /* 0x68 */ "h", "i", "j", "k", "l", "m", "n", "o",
122 /* 0x70 */ "p", "q", "r", "s", "t", "u", "v", "w",
123 /* 0x78 */ "x", "y", "z", "{", "|", "}", "~", "",
124 /* 0x80 */ "\x80", "\x81", "\x82", "\x83", "\x84", "\x85", "\x86", "\x87",
125 /* 0x88 */ "\x88", "\x89", "\x8a", "\x8b", "\x8c", "\x8d", "\x8e", "\x8f",
126 /* 0x90 */ "\x90", "\x91", "\x92", "\x93", "\x94", "\x95", "\x96", "\x97",
127 /* 0x98 */ "\x98", "\x99", "\x9a", "\x9b", "\x9c", "\x9d", "\x9e", "\x9f",
128 /* 0xa0 */ "\xa0", "\xa1", "\xa2", "\xa3", "\xa4", "\xa5", "\xa6", "\xa7",
129 /* 0xa8 */ "\xa8", "\xa9", "\xaa", "\xab", "\xac", "\xad", "\xae", "\xaf",
130 /* 0xb0 */ "\xb0", "\xb1", "\xb2", "\xb3", "\xb4", "\xb5", "\xb6", "\xb7",
131 /* 0xb8 */ "\xb8", "\xb9", "\xba", "\xbb", "\xbc", "\xbd", "\xbe", "\xbf",
132 /* 0xc0 */ "\xc0", "\xc1", "\xc2", "\xc3", "\xc4", "\xc5", "\xc6", "\xc7",
133 /* 0xc8 */ "\xc8", "\xc9", "\xca", "\xcb", "\xcc", "\xcd", "\xce", "\xcf",
134 /* 0xd0 */ "\xd0", "\xd1", "\xd2", "\xd3", "\xd4", "\xd5", "\xd6", "\xd7",
135 /* 0xd8 */ "\xd8", "\xd9", "\xda", "\xdb", "\xdc", "\xdd", "\xde", "\xdf",
136 /* 0xe0 */ "\xe0", "\xe1", "\xe2", "\xe3", "\xe4", "\xe5", "\xe6", "\xe7",
137 /* 0xe8 */ "\xe8", "\xe9", "\xea", "\xeb", "\xec", "\xed", "\xee", "\xef",
138 /* 0xf0 */ "\xf0", "\xf1", "\xf2", "\xf3", "\xf4", "\xf5", "\xf6", "\xf7",
139 /* 0xf8 */ "\xf8", "\xf9", "\xfa", "\xfb", "\xfc", "\xfd", "\xfe", "\xff",
140};
141 52
142/* a flag to indicate the use of UTF8 */ 53void text(const psiconv_config config,psiconv_list list,
143static psiconv_encoding encoding=PSICONV_ENCODING_CP1252; 54 psiconv_string_t data,const encoding enc)
144 55{
145
146/* The order of these must match the enum psiconv_border_kind (data.h) */
147static const char *border_strings[] = {
148 "none", "solid", "double", "dotted", "dashed", "dashed", "dotted"
149};
150
151/* The order of these must match the enum psiconv_justify (data.h) */
152static const char *justify_strings[] = {
153 "left", "center", "right", "justify"
154};
155
156/* The order of these must match the enum psiconv_super_sub (data.h) */
157static const char *vertical_strings[] = {
158 "baseline", "super", "sub"
159};
160
161
162/*
163 * Support routines for particular formatting structures
164 */
165
166static void fput_name(FILE * of, const char *string) {
167 int i; 56 int i;
168 57 for (i = 0; i < psiconv_unicode_strlen(data); i++) {
169 for (i = 0; i < strlen(string); i++) 58 if ((data[i] == 0x06) || (data[i] == 0x07) || (data[i] == 0x08))
170 if (isalnum(string[i])) 59 output_simple_chars(config,list,"<BR>",enc);
171 putc(string[i], of); 60 else if ((data[i] == 0x0b) || (data[i] == 0x0c))
61 output_simple_chars(config,list,"-",enc);
62 else if (data[i] == 0x0f)
63 output_simple_chars(config,list," ",enc);
64 else if (data[i] >= 0x20)
65 output_char(config,list,data[i],enc);
66 }
172} 67}
173 68
174static void fput_text(FILE * of, const char *text, int length, int *pwasspace) { 69void header(const psiconv_config config, psiconv_list list, const encoding enc)
175 int j; 70{
176 int space; 71 output_simple_chars(config,list,"<!DOCTYPE html PUBLIC "
177 char ** table; 72 "\"-//W3C//DTD HTML 4.01 Transitional//EN\" "
178 if (encoding == PSICONV_ENCODING_UTF8){ 73 "\"http://www.w3.org/TR/html4/loose.dtd\">\n",
179 table = (char**) utf_table; 74 enc);
75 output_simple_chars(config,list,"<HTML>\n",enc);
76 output_simple_chars(config,list,"<HEAD>\n",enc);
77 output_simple_chars(config,list,"<META HTTP-EQUIV=\"Content-Type\" "
78 "CONTENT=\"text/html; charset=",enc);
79 output_simple_chars(config,list,enc==ENCODING_UTF8?"UTF-8":
80 enc==ENCODING_UCS2?"UTF-16BE":
81 enc==ENCODING_ASCII?"US-ASCII":
82 "",enc);
83 output_simple_chars(config,list,"\">\n",enc);
84 output_simple_chars(config,list,"<TITLE>EPOC32 file "
85 "converted by psiconv</TITLE>\n",enc);
86 output_simple_chars(config,list,"</HEAD>\n",enc);
87 output_simple_chars(config,list,"<BODY>\n",enc);
88}
89
90void footer(const psiconv_config config, psiconv_list list, const encoding enc)
91{
92 output_simple_chars(config,list,"</BODY>\n",enc);
93 output_simple_chars(config,list,"</HTML>\n",enc);
94}
95
96
97void characters(const psiconv_config config, psiconv_list list,
98 const psiconv_string_t textstr,
99 const psiconv_character_layout layout,const encoding enc)
100{
101 char tempstr[TEMPSTR_LEN];
102
103 output_simple_chars(config,list,"<FONT face=\"",enc);
104 output_simple_chars(config,list,
105 layout->font->screenfont == psiconv_font_serif?"serif":
106 layout->font->screenfont == psiconv_font_sansserif?"sans-serif":
107 layout->font->screenfont == psiconv_font_nonprop?"monospace":
108 layout->font->screenfont == psiconv_font_misc?"fantasy":"",
109 enc);
110 output_simple_chars(config,list,"\"",enc);
111
112 if ((layout->font_size < 10) || (layout->font_size >= 13)) {
113 output_simple_chars(config,list," size=",enc);
114 output_simple_chars(config,list,
115 layout->font_size < 8 ?"1":
116 layout->font_size < 10 ?"2":
117 layout->font_size < 13 ?"3":
118 layout->font_size < 17 ?"4":
119 layout->font_size < 24 ?"5":
120 layout->font_size < 36 ?"6":"7",enc);
121 }
122 if ((layout->color->red != 0) || (layout->color->green != 0) ||
123 (layout->color->blue != 0)) {
124 snprintf(tempstr,TEMPSTR_LEN,"%02x%02x%02x",
125 layout->color->red,layout->color->green,layout->color->blue);
126 output_simple_chars(config,list," color=#",enc);
127 output_simple_chars(config,list,tempstr,enc);
128 }
129 output_simple_chars(config,list,">",enc);
130
131
132 if (layout->italic)
133 output_simple_chars(config,list,"<I>",enc);
134 if (layout->bold)
135 output_simple_chars(config,list,"<B>",enc);
136 if (layout->super_sub != psiconv_normalscript)
137 output_simple_chars(config,list,
138 layout->super_sub == psiconv_superscript?"<SUP>":
139 layout->super_sub == psiconv_subscript?"<SUB>":
140 "",enc);
141 if (layout->strikethrough)
142 output_simple_chars(config,list,"<S>",enc);
143 if (layout->underline)
144 output_simple_chars(config,list,"<U>",enc);
145
146 text(config,list,textstr,enc);
147
148 if (layout->underline)
149 output_simple_chars(config,list,"</U>",enc);
150 if (layout->strikethrough)
151 output_simple_chars(config,list,"</S>",enc);
152 if (layout->super_sub != psiconv_normalscript)
153 output_simple_chars(config,list,
154 layout->super_sub == psiconv_superscript?"</SUP>":
155 layout->super_sub == psiconv_subscript?"</SUB>":
156 "",enc);
157 if (layout->bold)
158 output_simple_chars(config,list,"</B>",enc);
159 if (layout->italic)
160 output_simple_chars(config,list,"</I>",enc);
161 output_simple_chars(config,list,"</FONT>",enc);
162}
163
164void paragraph(const psiconv_config config, psiconv_list list,
165 psiconv_paragraph para, const encoding enc)
166{
167 int i,charnr;
168 psiconv_string_t text;
169 psiconv_in_line_layout layout;
170
171
172 output_simple_chars(config,list,
173 para->base_paragraph->bullet->on?"<UL><LI":"<P",enc);
174
175 if (para->base_paragraph->justify_hor == psiconv_justify_centre)
176 output_simple_chars(config,list," align=center",enc);
177 else if (para->base_paragraph->justify_hor == psiconv_justify_right)
178 output_simple_chars(config,list," align=right",enc);
179 else if (para->base_paragraph->justify_hor == psiconv_justify_full)
180 output_simple_chars(config,list," align=justify",enc);
181
182 output_simple_chars(config,list,">",enc);
183
184 if (psiconv_list_length(para->in_lines) == 0) {
185 characters(config,list,para->text,para->base_character,enc);
180 }else{ 186 } else {
181 table=(char**) char_table; 187 charnr = 0;
188 for (i = 0; i < psiconv_list_length(para->in_lines); i++) {
189 if (!(layout = psiconv_list_get(para->in_lines,i))) {
190 fputs("Internal data structures corruption\n",stderr);
191 exit(1);
192 }
193 if (!(text = malloc(sizeof (*text) * (layout->length + 1)))) {
194 fputs("Out of memory error\n",stderr);
195 exit(1);
196 }
197 memcpy(text,para->text+charnr,layout->length * sizeof(*text));
198 text[layout->length] = 0;
199 characters(config,list,text,layout->layout,enc);
200 free(text);
201 charnr += layout->length;
182 } 202 }
183 203 }
184 for (j = 0; j < length; j++) { 204 output_simple_chars(config, list,
185 space = (text[j] == ' '); 205 para->base_paragraph->bullet->on?"</UL>\n":"\n",enc);
186 if (*pwasspace && space) 206}
187 fputs("&nbsp;", of); 207
188 else 208void paragraphs(const psiconv_config config, psiconv_list list,
189 fputs(table[(unsigned char) (text[j])], of); 209 psiconv_text_and_layout paragraphs, const encoding enc)
190 *pwasspace = space; 210{
211 int i;
212 psiconv_paragraph para;
213 for (i = 0; i < psiconv_list_length(paragraphs); i++) {
214 if (!(para = psiconv_list_get(paragraphs,i))) {
215 fputs("Internal datastructure corruption\n",stderr);
216 exit(1);
191 } 217 }
218 paragraph(config,list,para,enc);
219 }
192} 220}
193 221
194static const char *screenfont_name(psiconv_u8 screenfont) 222void gen_word(const psiconv_config config, psiconv_list list,
223 const psiconv_word_f file, const encoding enc)
195{ 224{
196 if (screenfont == psiconv_font_sansserif) 225 if (!file)
197 return "sans-serif"; 226 return;
198 else if (screenfont == psiconv_font_nonprop) 227
199 return "monospace"; 228 header(config,list,enc);
200 else if (screenfont == psiconv_font_serif) 229 paragraphs(config,list,file->paragraphs,enc);
230 footer(config,list,enc);
231}
232
233
234void gen_texted(const psiconv_config config, psiconv_list list,
235 const psiconv_texted_f file, const encoding enc)
236{
237 header(config,list,enc);
238 paragraphs(config,list,file->texted_sec->paragraphs,enc);
239 footer(config,list,enc);
240}
241
242int gen_html4(const psiconv_config config, psiconv_list list,
243 const psiconv_file file, const char *dest,
244 const encoding enc)
245{
246 encoding enc1 = enc;
247
248 if (enc == ENCODING_PSION) {
249 fputs("Unsupported encoding\n",stderr);
250 return -1;
251 } else if (enc == ENCODING_ASCII)
252 enc1 = ENCODING_ASCII_HTML;
253
254 if (file->type == psiconv_word_file) {
255 gen_word(config,list,(psiconv_word_f) file->file,enc1);
201 return "serif"; 256 return 0;
257 } else if (file->type == psiconv_texted_file) {
258 gen_texted(config,list,(psiconv_texted_f) file->file,enc1);
259 return 0;
202 else 260 } else
203 return "serif"; 261 return -1;
204} 262}
263
205 264
206static const char *generic_font_family(const char *font_name) { 265static struct fileformat_s ffs[] =
207 static const char *sans_font_names[] = { 266 {
208 "Arial", "Univers", "Sans Serif"
209 };
210 static const char *mono_font_names[] = {
211 "Courier New", "Courier", "Mono", "Lineprinter", "Elite", "Swiss",
212 "Courier (compressed)", "Courier (expanded)", "Letter Gothic"
213 };
214 int i;
215 267 {
216 for (i=0; i < sizeof(sans_font_names) / sizeof(sans_font_names[0]); i++) 268 "HTML4",
217 if (!strcmp(font_name, sans_font_names[i])) 269 "HTML 4.01 Transitional, without CSS",
218 return "sans-serif"; 270 FORMAT_WORD | FORMAT_TEXTED,
271 gen_html4
272 },
219 273 {
220 for (i=0; i < sizeof(mono_font_names) / sizeof(mono_font_names[0]); i++) 274 NULL,
221 if (!strcmp(font_name, mono_font_names[i])) 275 NULL,
222 return "monospace"; 276 0,
223 277 NULL
224 return "serif";
225}
226
227static int colors_different(
228 const psiconv_color old,
229 const psiconv_color new)
230{
231 return ((old->red != new->red) ||
232 (old->green != new->green) ||
233 (old->blue != new->blue));
234}
235
236
237/* Borders */
238static int borders_different(
239 const psiconv_border old,
240 const psiconv_border new)
241{
242 return (!old ||
243 (old->kind != new->kind) ||
244 colors_different(old->color, new->color) ||
245 (old->thickness != new->thickness));
246}
247
248static void fput_border(FILE * of,
249 const char *which,
250 const psiconv_border old,
251 const psiconv_border new)
252{
253 /* If the border changed at all we'll set all parameters, as they're
254 * fairly closely linked and it's much easier to do it this way */
255 if (borders_different(old, new)) {
256 fprintf(of, "border-%s-style:%s;",
257 which, border_strings[new->kind]);
258 if ((new->kind != psiconv_border_none) &&
259 (new->color->red || new->color->green || new->color->blue))
260 fprintf(of, "border-%s-color:#%02x%02x%02x;", which,
261 new->color->red, new->color->green, new->color->blue);
262 if ((new->kind == psiconv_border_solid) ||
263 (new->kind == psiconv_border_double))
264 fprintf(of, "border-%s-width:%.0fpx;",
265 which, (new->thickness / 10.0) - 1);
266 else if (new->kind != psiconv_border_none)
267 fprintf(of, "border-%s-width:1px;", which);
268 } 278 }
269}
270
271/* Paragraph formats */
272static int paragraph_layouts_different(
273 const psiconv_paragraph_layout old,
274 const psiconv_paragraph_layout new)
275{
276 return ((old->space_above != new->space_above) ||
277 (old->indent_right != new->indent_right) ||
278 (old->space_below != new->space_below) ||
279 (old->indent_left != new->indent_left) ||
280 (old->indent_first != new->indent_first) ||
281 (old->justify_hor != new->justify_hor) ||
282 (old->linespacing_exact != new->linespacing_exact) ||
283 borders_different(old->left_border, new->left_border) ||
284 borders_different(old->right_border, new->right_border) ||
285 borders_different(old->top_border, new->top_border) ||
286 borders_different(old->bottom_border, new->bottom_border));
287}
288
289static void fput_paragraph_layout(FILE * of,
290 const psiconv_paragraph_layout old,
291 const psiconv_paragraph_layout new)
292{
293 if (!old || (old->space_above != new->space_above))
294 fprintf(of, "margin-top:%.1fpt;", new->space_above);
295 if (!old || (old->indent_right != new->indent_right))
296 fprintf(of, "margin-right:%.2fcm;", new->indent_right);
297 if (!old || (old->space_below != new->space_below))
298 fprintf(of, "margin-bottom:%.1fpt;", new->space_below);
299 if (!old ||
300 (old->bullet->on != new->bullet->on) ||
301 (old->bullet->indent != new->bullet->indent) ||
302 (old->indent_left != new->indent_left) ||
303 (old->indent_first != new->indent_first)) {
304 psiconv_length_t indent = new->indent_first;
305 psiconv_length_t margin = new->indent_left;
306 /* Bullets with indent set cause strange margin behaviour: */
307 if (new->bullet->on && new->bullet->indent) {
308 if (indent > 0.0) {
309 margin += indent;
310 indent = new->indent_left - indent;
311 }
312 }
313 fprintf(of, "margin-left:%.2fcm;", margin);
314 fprintf(of, "text-indent:%.2fcm;", indent);
315 }
316 if (!old || (old->justify_hor != new->justify_hor))
317 fprintf(of, "text-align:%s;", justify_strings[new->justify_hor]);
318 if (!old || (old->linespacing_exact != new->linespacing_exact)) {
319 if (!old || old->linespacing_exact)
320 fputs("line-height:normal;", of);
321 else
322 fprintf(of, "line-height:%.1fpt;", new->linespacing);
323 }
324 fput_border(of, "left", old ? old->left_border : NULL,
325 new->left_border);
326 fput_border(of, "right", old ? old->right_border : NULL,
327 new->right_border);
328 fput_border(of, "top", old ? old->top_border : NULL,
329 new->top_border);
330 fput_border(of, "bottom", old ? old->bottom_border : NULL,
331 new->bottom_border);
332}
333
334/* Character formats */
335static int character_layouts_different(
336 const psiconv_character_layout old,
337 const psiconv_character_layout new)
338{
339 return ((old->font->screenfont != new->font->screenfont) ||
340 (strcmp(old->font->name,new->font->name)) ||
341 (old->font_size != new->font_size) ||
342 (old->color->red != new->color->red) ||
343 (old->color->green != new->color->green) ||
344 (old->color->blue != new->color->blue) ||
345 (old->back_color->red != new->back_color->red) ||
346 (old->back_color->green != new->back_color->green) ||
347 (old->back_color->blue != new->back_color->blue) ||
348 (old->italic != new->italic) ||
349 (old->bold != new->bold) ||
350 (old->super_sub != new->super_sub) ||
351 (old->underline != new->underline) ||
352 (old->strikethrough != new->strikethrough));
353}
354
355static void fput_character_layout(FILE * of,
356 const psiconv_character_layout old,
357 const psiconv_character_layout new,
358 psiconv_word_f wf)
359{
360 if (!old || (old->font->screenfont != new->font->screenfont) ||
361 strcmp(old->font->name,new->font->name)) {
362 fprintf(of, "font-family:%s,%s,%s;", new->font->name,
363 generic_font_family(new->font->name),
364 screenfont_name(new->font->screenfont));
365 }
366 if (!old || (old->font_size != new->font_size))
367 fprintf(of, "font-size:%.1f%%;", 100.0 * new->font_size / 10.0);
368 if (!old || (old->bold != new->bold))
369 fprintf(of, "font-weight:%s;", new->bold ? "bold" : "normal");
370 if (!old || (old->italic != new->italic))
371 fprintf(of, "font-style:%s;", new->italic ? "italic" : "normal");
372 if (!old || (colors_different(old->color, new->color)))
373 fprintf(of, "color:#%02x%02x%02x;",
374 new->color->red, new->color->green, new->color->blue);
375 if (!old || (colors_different(old->back_color, new->back_color)))
376 fprintf(of, "background-color:#%02x%02x%02x;",
377 new->back_color->red, new->back_color->green, new->back_color->blue);
378 if (!old || (old->super_sub != new->super_sub))
379 fprintf(of, "vertical-align:%s;", vertical_strings[new->super_sub]);
380 if (!old || (old->underline != new->underline) ||
381 (old->strikethrough != new->strikethrough)) {
382 fputs("text-decoration:", of);
383 if (new->strikethrough)
384 fputs("line-through ", of);
385 if (new->underline)
386 fputs("underline", of);
387 else if (!new->strikethrough)
388 fputs("none", of);
389 fputs(";", of);
390 }
391}
392
393
394/* Formatted paragraphs */
395static void fput_para(FILE * of,
396 const psiconv_paragraph para,
397 psiconv_word_f wf)
398{
399 psiconv_paragraph_layout base_para = para->base_paragraph;
400 psiconv_character_layout base_char = para->base_character;
401 psiconv_character_layout cur_char;
402 psiconv_character_layout *layout_stack;
403 psiconv_in_line_layout inl;
404 psiconv_word_style sty;
405 int spans = 0;
406 int wasspace = 0;
407 int i, j, loc;
408 char ** table;
409
410 if (encoding == PSICONV_ENCODING_UTF8){
411 table= (char**) utf_table;
412 }else{
413 table= (char**) char_table;
414 }
415
416 layout_stack = calloc(psiconv_list_length(para->in_lines),
417 sizeof(*layout_stack));
418 fputs("<P", of);
419 sty = psiconv_get_style(wf->styles_sec, para->base_style);
420 cur_char = sty->character;
421
422 if (sty->name) {
423 fputs(" CLASS=\"", of);
424 fput_name(of, sty->name);
425 putc('"', of);
426 }
427
428 if (paragraph_layouts_different(sty->paragraph, base_para) ||
429 character_layouts_different(cur_char, base_char)) {
430 fputs(" STYLE=\"", of);
431 fput_paragraph_layout(of, sty->paragraph, base_para);
432 fput_character_layout(of, cur_char, base_char, wf);
433 cur_char = base_char;
434 putc('"', of);
435 }
436 putc('>', of);
437
438 if (base_para->bullet->on) {
439 fputs("<SPAN STYLE=\"", of);
440 if (base_para->bullet->font != base_char->font) {
441 fprintf(of, "font-family:%s,%s,%s;",
442 base_para->bullet->font->name,
443 generic_font_family(base_para->bullet->font->name),
444 screenfont_name(base_para->bullet->font->screenfont));
445 }
446 if (base_para->bullet->font_size != base_char->font_size)
447 fprintf(of, "font-size:%.1f%%;",
448 100.0 * base_para->bullet->font_size / 10.0);
449 if ((base_para->bullet->color->red != base_char->color->red) ||
450 (base_para->bullet->color->green != base_char->color->green) ||
451 (base_para->bullet->color->blue != base_char->color->blue))
452 fprintf(of, "color:#%02x%02x%02x;",
453 base_para->bullet->color->red,
454 base_para->bullet->color->green,
455 base_para->bullet->color->blue);
456 fprintf(of, "\">%s </SPAN>",
457 table[base_para->bullet->character]);
458 wasspace = TRUE;
459 }
460
461 loc = 0;
462 for (i = 0; i < psiconv_list_length(para->in_lines); i++) {
463 inl = psiconv_list_get(para->in_lines, i);
464 if (character_layouts_different(cur_char, inl->layout)) {
465 for (j = 0; j < spans; j++)
466 if (!character_layouts_different(inl->layout, layout_stack[j]))
467 break;
468 if (j < spans) {
469 while (spans > j) {
470 fputs("</SPAN>",of);
471 spans--;
472 }
473 } else {
474 fputs("<SPAN STYLE=\"", of);
475 fput_character_layout(of, cur_char, inl->layout, wf);
476 fputs("\">",of);
477 layout_stack[spans++] = cur_char;
478 }
479 cur_char = inl->layout;
480 }
481 fput_text(of, &para->text[loc], inl->length, &wasspace);
482 loc += inl->length;
483 }
484
485 while (spans > 0) {
486 fputs("</SPAN>",of);
487 spans--;
488 }
489
490 if (loc < strlen(para->text)) {
491 fput_text(of, &para->text[loc], strlen(para->text) - loc, &wasspace);
492 }
493
494 if (strlen(para->text) == 0)
495 fputs("&nbsp;", of);
496
497 fputs("</P>\n", of);
498 free(layout_stack);
499}
500
501static void fput_style(FILE * of,
502 const psiconv_word_style normal,
503 const psiconv_word_style sty,
504 psiconv_word_f wf)
505{
506 if (sty->name == NULL)
507 fputs(" P {", of);
508 else {
509 fputs(" P.", of);
510 fput_name(of, sty->name);
511 fputs(" {", of);
512 }
513 fput_paragraph_layout(of, normal ? normal->paragraph : NULL, sty->paragraph);
514 fput_character_layout(of, normal ? normal->character : NULL, sty->character, wf);
515 fputs("}\n", of);
516}
517
518static int psiconv_gen_html4(const char *filename, const psiconv_file file,
519 const char *dest, const psiconv_encoding encoding_type)
520{
521 FILE * of;
522 int i;
523 psiconv_paragraph para;
524 psiconv_word_style normal, sty;
525 psiconv_word_f wf;
526
527 encoding=encoding_type;
528
529 if (file->type == psiconv_word_file)
530 wf = file->file;
531 else {
532 /* Fall back on the normal HTML generator */
533 return psiconv_gen_html(filename,file,dest,encoding_type);
534 }
535
536 if (! (of = fopen(filename,"w")))
537 return -1;
538
539 fputs("<!doctype html public \"-//W3C//DTD HTML 4.0 STRICT//EN\">", of);
540 fputs("\n<HTML>\n<HEAD>\n <META NAME=\"GENERATOR\"", of);
541 fputs(" CONTENT=\"psiconv-" VERSION "\">\n", of);
542
543 fputs(" <META HTTP-EQUIV=\"Content-Type\" CONTENT=\"text/html", of);
544 if (encoding == PSICONV_ENCODING_UTF8)
545 fputs("; CHARSET=UTF-8", of);
546 fputs("\">\n", of);
547
548 if (wf->page_sec->header->text) {
549 if (psiconv_list_length(wf->page_sec->header->text->paragraphs) > 0) {
550 fputs(" <TITLE>", of);
551 para = psiconv_list_get(wf->page_sec->header->text->paragraphs, 0);
552 i = 0;
553 fput_text(of, para->text, strlen(para->text), &i);
554 fputs("</TITLE>\n", of);
555 }
556 }
557
558 normal = wf->styles_sec->normal;
559 fputs(" <STYLE TYPE=\"text/css\"><!--\n", of);
560 fprintf(of," BODY { background-color: #%02x%02x%02x }\n",
561 normal->paragraph->back_color->red,
562 normal->paragraph->back_color->green,
563 normal->paragraph->back_color->blue);
564 fput_style(of, NULL, normal, wf);
565 for (i = 0; i < psiconv_list_length(wf->styles_sec->styles); i++) {
566 sty = psiconv_list_get(wf->styles_sec->styles, i);
567 fput_style(of, normal, sty, wf);
568 }
569 fputs(" --></STYLE>\n</HEAD>\n<BODY>\n", of);
570 if (wf->page_sec->header->text) {
571 for (i = 0; i < psiconv_list_length(wf->paragraphs); i++) {
572 para = psiconv_list_get(wf->paragraphs, i);
573 fput_para(of, para, wf);
574 }
575 }
576 fputs("</BODY>\n</HTML>\n", of);
577
578 return fclose(of);
579}
580
581static struct psiconv_fileformat_s ff =
582 {
583 "HTML4",
584 "HTML 4.0 with cascading style sheets",
585 psiconv_gen_html4
586 }; 279 };
587 280
281
588void init_html4(void) 282void init_html4(void)
589{ 283{
284 int i;
285 for (i = 0; ffs[i].name; i++)
590 psiconv_list_add(fileformat_list,&ff); 286 psiconv_list_add(fileformat_list,ffs+i);
591} 287}
592

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