version 1.230, 2018/05/28 14:13:36 |
version 1.239, 2018/08/16 13:54:06 |
Line 69 static const struct htmldata htmltags[TAG_MAX] = { |
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Line 69 static const struct htmldata htmltags[TAG_MAX] = { |
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{"br", HTML_NOSTACK | HTML_AUTOCLOSE | HTML_NLALL}, |
{"br", HTML_NOSTACK | HTML_AUTOCLOSE | HTML_NLALL}, |
{"a", 0}, |
{"a", 0}, |
{"table", HTML_NLALL | HTML_INDENT}, |
{"table", HTML_NLALL | HTML_INDENT}, |
{"colgroup", HTML_NLALL | HTML_INDENT}, |
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{"col", HTML_NOSTACK | HTML_AUTOCLOSE | HTML_NLALL}, |
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{"tr", HTML_NLALL | HTML_INDENT}, |
{"tr", HTML_NLALL | HTML_INDENT}, |
{"td", HTML_NLAROUND}, |
{"td", HTML_NLAROUND}, |
{"li", HTML_NLAROUND | HTML_INDENT}, |
{"li", HTML_NLAROUND | HTML_INDENT}, |
Line 106 static const struct htmldata htmltags[TAG_MAX] = { |
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Line 104 static const struct htmldata htmltags[TAG_MAX] = { |
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{"mover", 0}, |
{"mover", 0}, |
}; |
}; |
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static const char *const roffscales[SCALE_MAX] = { |
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"cm", /* SCALE_CM */ |
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"in", /* SCALE_IN */ |
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"pc", /* SCALE_PC */ |
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"pt", /* SCALE_PT */ |
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"em", /* SCALE_EM */ |
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"em", /* SCALE_MM */ |
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"ex", /* SCALE_EN */ |
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"ex", /* SCALE_BU */ |
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"em", /* SCALE_VS */ |
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"ex", /* SCALE_FS */ |
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}; |
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/* Avoid duplicate HTML id= attributes. */ |
/* Avoid duplicate HTML id= attributes. */ |
static struct ohash id_unique; |
static struct ohash id_unique; |
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static void a2width(const char *, struct roffsu *); |
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static void print_byte(struct html *, char); |
static void print_byte(struct html *, char); |
static void print_endword(struct html *); |
static void print_endword(struct html *); |
static void print_indent(struct html *); |
static void print_indent(struct html *); |
Line 326 html_make_id(const struct roff_node *n, int unique) |
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Line 310 html_make_id(const struct roff_node *n, int unique) |
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return buf; |
return buf; |
} |
} |
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int |
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html_strlen(const char *cp) |
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{ |
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size_t rsz; |
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int skip, sz; |
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/* |
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* Account for escaped sequences within string length |
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* calculations. This follows the logic in term_strlen() as we |
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* must calculate the width of produced strings. |
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* Assume that characters are always width of "1". This is |
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* hacky, but it gets the job done for approximation of widths. |
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*/ |
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sz = 0; |
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skip = 0; |
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while (1) { |
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rsz = strcspn(cp, "\\"); |
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if (rsz) { |
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cp += rsz; |
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if (skip) { |
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skip = 0; |
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rsz--; |
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} |
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sz += rsz; |
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} |
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if ('\0' == *cp) |
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break; |
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cp++; |
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switch (mandoc_escape(&cp, NULL, NULL)) { |
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case ESCAPE_ERROR: |
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return sz; |
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case ESCAPE_UNICODE: |
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case ESCAPE_NUMBERED: |
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case ESCAPE_SPECIAL: |
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case ESCAPE_OVERSTRIKE: |
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if (skip) |
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skip = 0; |
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else |
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sz++; |
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break; |
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case ESCAPE_SKIPCHAR: |
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skip = 1; |
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break; |
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default: |
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break; |
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} |
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} |
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return sz; |
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} |
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static int |
static int |
print_escape(struct html *h, char c) |
print_escape(struct html *h, char c) |
{ |
{ |
Line 500 print_encode(struct html *h, const char *p, const char |
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Line 433 print_encode(struct html *h, const char *p, const char |
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if (c <= 0) |
if (c <= 0) |
continue; |
continue; |
break; |
break; |
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case ESCAPE_DEVICE: |
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print_word(h, "html"); |
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continue; |
case ESCAPE_BREAK: |
case ESCAPE_BREAK: |
breakline = 1; |
breakline = 1; |
continue; |
continue; |
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print_otag(struct html *h, enum htmltag tag, const char *fmt, ...) |
print_otag(struct html *h, enum htmltag tag, const char *fmt, ...) |
{ |
{ |
va_list ap; |
va_list ap; |
struct roffsu mysu, *su; |
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char numbuf[16]; |
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struct tag *t; |
struct tag *t; |
const char *attr; |
const char *attr; |
char *arg1, *arg2; |
char *arg1, *arg2; |
double v; |
int tflags; |
int i, have_style, tflags; |
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tflags = htmltags[tag].flags; |
tflags = htmltags[tag].flags; |
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Line 602 print_otag(struct html *h, enum htmltag tag, const cha |
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Line 535 print_otag(struct html *h, enum htmltag tag, const cha |
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va_start(ap, fmt); |
va_start(ap, fmt); |
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have_style = 0; |
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while (*fmt != '\0') { |
while (*fmt != '\0') { |
if (*fmt == 's') { |
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have_style = 1; |
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fmt++; |
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break; |
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} |
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/* Parse a non-style attribute and its arguments. */ |
/* Parse attributes and arguments. */ |
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arg1 = va_arg(ap, char *); |
arg1 = va_arg(ap, char *); |
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arg2 = NULL; |
switch (*fmt++) { |
switch (*fmt++) { |
case 'c': |
case 'c': |
attr = "class"; |
attr = "class"; |
Line 623 print_otag(struct html *h, enum htmltag tag, const cha |
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Line 551 print_otag(struct html *h, enum htmltag tag, const cha |
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case 'i': |
case 'i': |
attr = "id"; |
attr = "id"; |
break; |
break; |
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case 's': |
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attr = "style"; |
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arg2 = va_arg(ap, char *); |
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break; |
case '?': |
case '?': |
attr = arg1; |
attr = arg1; |
arg1 = va_arg(ap, char *); |
arg1 = va_arg(ap, char *); |
Line 630 print_otag(struct html *h, enum htmltag tag, const cha |
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Line 562 print_otag(struct html *h, enum htmltag tag, const cha |
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default: |
default: |
abort(); |
abort(); |
} |
} |
arg2 = NULL; |
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if (*fmt == 'M') |
if (*fmt == 'M') |
arg2 = va_arg(ap, char *); |
arg2 = va_arg(ap, char *); |
if (arg1 == NULL) |
if (arg1 == NULL) |
continue; |
continue; |
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/* Print the non-style attributes. */ |
/* Print the attributes. */ |
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print_byte(h, ' '); |
print_byte(h, ' '); |
print_word(h, attr); |
print_word(h, attr); |
Line 663 print_otag(struct html *h, enum htmltag tag, const cha |
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Line 594 print_otag(struct html *h, enum htmltag tag, const cha |
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fmt++; |
fmt++; |
break; |
break; |
default: |
default: |
print_encode(h, arg1, NULL, 1); |
if (arg2 == NULL) |
break; |
print_encode(h, arg1, NULL, 1); |
} |
else { |
print_byte(h, '"'); |
print_word(h, arg1); |
} |
print_byte(h, ':'); |
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print_byte(h, ' '); |
/* Print out styles. */ |
print_word(h, arg2); |
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print_byte(h, ';'); |
while (*fmt != '\0') { |
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arg1 = NULL; |
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su = NULL; |
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/* First letter: input argument type. */ |
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switch (*fmt++) { |
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case 'h': |
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i = va_arg(ap, int); |
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su = &mysu; |
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SCALE_HS_INIT(su, i); |
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break; |
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case 's': |
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arg1 = va_arg(ap, char *); |
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break; |
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case 'u': |
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su = va_arg(ap, struct roffsu *); |
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break; |
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case 'w': |
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if ((arg2 = va_arg(ap, char *)) != NULL) { |
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su = &mysu; |
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a2width(arg2, su); |
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} |
} |
if (*fmt == '*') { |
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if (su != NULL && su->unit == SCALE_EN && |
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su->scale > 5.9 && su->scale < 6.1) |
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su = NULL; |
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fmt++; |
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} |
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if (*fmt == '+') { |
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if (su != NULL) { |
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/* Make even bold text fit. */ |
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su->scale *= 1.2; |
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/* Add padding. */ |
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su->scale += 3.0; |
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} |
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fmt++; |
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} |
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if (*fmt == '-') { |
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if (su != NULL) |
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su->scale *= -1.0; |
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fmt++; |
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} |
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break; |
break; |
default: |
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abort(); |
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} |
} |
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/* Second letter: style name. */ |
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switch (*fmt++) { |
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case 'h': |
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attr = "height"; |
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break; |
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case 'i': |
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attr = "text-indent"; |
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break; |
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case 'l': |
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attr = "margin-left"; |
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break; |
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case 'w': |
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attr = "width"; |
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break; |
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case 'W': |
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attr = "min-width"; |
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break; |
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case '?': |
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attr = arg1; |
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arg1 = va_arg(ap, char *); |
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break; |
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default: |
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abort(); |
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} |
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if (su == NULL && arg1 == NULL) |
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continue; |
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if (have_style == 1) |
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print_word(h, " style=\""); |
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else |
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print_byte(h, ' '); |
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print_word(h, attr); |
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print_byte(h, ':'); |
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print_byte(h, ' '); |
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if (su != NULL) { |
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v = su->scale; |
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if (su->unit == SCALE_MM && (v /= 100.0) == 0.0) |
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v = 1.0; |
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else if (su->unit == SCALE_BU) |
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v /= 24.0; |
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(void)snprintf(numbuf, sizeof(numbuf), "%.2f", v); |
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print_word(h, numbuf); |
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print_word(h, roffscales[su->unit]); |
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} else |
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print_word(h, arg1); |
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print_byte(h, ';'); |
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have_style = 2; |
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} |
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if (have_style == 2) |
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print_byte(h, '"'); |
print_byte(h, '"'); |
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} |
va_end(ap); |
va_end(ap); |
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/* Accommodate for "well-formed" singleton escaping. */ |
/* Accommodate for "well-formed" singleton escaping. */ |
Line 1050 print_word(struct html *h, const char *cp) |
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Line 886 print_word(struct html *h, const char *cp) |
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{ |
{ |
while (*cp != '\0') |
while (*cp != '\0') |
print_byte(h, *cp++); |
print_byte(h, *cp++); |
} |
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/* |
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* Calculate the scaling unit passed in a `-width' argument. This uses |
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* either a native scaling unit (e.g., 1i, 2m) or the string length of |
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* the value. |
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*/ |
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static void |
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a2width(const char *p, struct roffsu *su) |
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{ |
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const char *end; |
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end = a2roffsu(p, su, SCALE_MAX); |
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if (end == NULL || *end != '\0') { |
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su->unit = SCALE_EN; |
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su->scale = html_strlen(p); |
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} else if (su->scale < 0.0) |
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su->scale = 0.0; |
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} |
} |