version 1.2, 2008/12/03 19:21:58 |
version 1.126, 2011/01/30 16:05:37 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008 Kristaps Dzonsons <kristaps@kth.se> |
* Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
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* Copyright (c) 2011 Ingo Schwarze <schwarze@openbsd.org> |
* |
* |
* Permission to use, copy, modify, and distribute this software for any |
* Permission to use, copy, modify, and distribute this software for any |
* purpose with or without fee is hereby granted, provided that the |
* purpose with or without fee is hereby granted, provided that the above |
* above copyright notice and this permission notice appear in all |
* copyright notice and this permission notice appear in all copies. |
* copies. |
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* |
* |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
* WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
* WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
* AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* PERFORMANCE OF THIS SOFTWARE. |
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*/ |
*/ |
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#ifdef HAVE_CONFIG_H |
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#include "config.h" |
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#endif |
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#include <sys/types.h> |
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#include <assert.h> |
#include <assert.h> |
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#include <ctype.h> |
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#include <stdarg.h> |
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#include <stdio.h> |
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#include <stdint.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <string.h> |
#include <string.h> |
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#include <unistd.h> |
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#include "libmdocml.h" |
#include "mandoc.h" |
#include "private.h" |
#include "out.h" |
#include "ml.h" |
#include "chars.h" |
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#include "html.h" |
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#include "main.h" |
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struct htmldata { |
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const char *name; |
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int flags; |
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#define HTML_CLRLINE (1 << 0) |
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#define HTML_NOSTACK (1 << 1) |
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#define HTML_AUTOCLOSE (1 << 2) /* Tag has auto-closure. */ |
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}; |
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static ssize_t html_endtag(struct md_mbuf *, |
static const struct htmldata htmltags[TAG_MAX] = { |
const struct md_args *, |
{"html", HTML_CLRLINE}, /* TAG_HTML */ |
enum md_ns, int); |
{"head", HTML_CLRLINE}, /* TAG_HEAD */ |
static ssize_t html_begintag(struct md_mbuf *, |
{"body", HTML_CLRLINE}, /* TAG_BODY */ |
const struct md_args *, |
{"meta", HTML_CLRLINE | HTML_NOSTACK | HTML_AUTOCLOSE}, /* TAG_META */ |
enum md_ns, int, |
{"title", HTML_CLRLINE}, /* TAG_TITLE */ |
const int *, const char **); |
{"div", HTML_CLRLINE}, /* TAG_DIV */ |
static int html_begin(struct md_mbuf *, |
{"h1", 0}, /* TAG_H1 */ |
const struct md_args *); |
{"h2", 0}, /* TAG_H2 */ |
static int html_end(struct md_mbuf *, |
{"span", 0}, /* TAG_SPAN */ |
const struct md_args *); |
{"link", HTML_CLRLINE | HTML_NOSTACK | HTML_AUTOCLOSE}, /* TAG_LINK */ |
static ssize_t html_blocktagname(struct md_mbuf *, |
{"br", HTML_CLRLINE | HTML_NOSTACK | HTML_AUTOCLOSE}, /* TAG_BR */ |
const struct md_args *, int); |
{"a", 0}, /* TAG_A */ |
static ssize_t html_blocktagargs(struct md_mbuf *, |
{"table", HTML_CLRLINE}, /* TAG_TABLE */ |
const struct md_args *, int, |
{"tbody", HTML_CLRLINE}, /* TAG_TBODY */ |
const int *, const char **); |
{"col", HTML_CLRLINE | HTML_NOSTACK | HTML_AUTOCLOSE}, /* TAG_COL */ |
static ssize_t html_inlinetagname(struct md_mbuf *, |
{"tr", HTML_CLRLINE}, /* TAG_TR */ |
const struct md_args *, int); |
{"td", HTML_CLRLINE}, /* TAG_TD */ |
static ssize_t html_inlinetagargs(struct md_mbuf *, |
{"li", HTML_CLRLINE}, /* TAG_LI */ |
const struct md_args *, int, |
{"ul", HTML_CLRLINE}, /* TAG_UL */ |
const int *, const char **); |
{"ol", HTML_CLRLINE}, /* TAG_OL */ |
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{"dl", HTML_CLRLINE}, /* TAG_DL */ |
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{"dt", HTML_CLRLINE}, /* TAG_DT */ |
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{"dd", HTML_CLRLINE}, /* TAG_DD */ |
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{"blockquote", HTML_CLRLINE}, /* TAG_BLOCKQUOTE */ |
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{"p", HTML_CLRLINE | HTML_NOSTACK | HTML_AUTOCLOSE}, /* TAG_P */ |
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{"pre", HTML_CLRLINE }, /* TAG_PRE */ |
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{"b", 0 }, /* TAG_B */ |
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{"i", 0 }, /* TAG_I */ |
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{"code", 0 }, /* TAG_CODE */ |
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{"small", 0 }, /* TAG_SMALL */ |
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}; |
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static const char *const htmlattrs[ATTR_MAX] = { |
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"http-equiv", /* ATTR_HTTPEQUIV */ |
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"content", /* ATTR_CONTENT */ |
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"name", /* ATTR_NAME */ |
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"rel", /* ATTR_REL */ |
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"href", /* ATTR_HREF */ |
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"type", /* ATTR_TYPE */ |
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"media", /* ATTR_MEDIA */ |
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"class", /* ATTR_CLASS */ |
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"style", /* ATTR_STYLE */ |
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"width", /* ATTR_WIDTH */ |
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"id", /* ATTR_ID */ |
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"summary", /* ATTR_SUMMARY */ |
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"align", /* ATTR_ALIGN */ |
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"colspan", /* ATTR_COLSPAN */ |
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}; |
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static int |
static void print_num(struct html *, const char *, size_t); |
html_begin(struct md_mbuf *mbuf, const struct md_args *args) |
static void print_spec(struct html *, enum roffdeco, |
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const char *, size_t); |
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static void print_res(struct html *, const char *, size_t); |
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static void print_ctag(struct html *, enum htmltag); |
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static void print_doctype(struct html *); |
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static void print_xmltype(struct html *); |
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static int print_encode(struct html *, const char *, int); |
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static void print_metaf(struct html *, enum roffdeco); |
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static void print_attr(struct html *, |
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const char *, const char *); |
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static void *ml_alloc(char *, enum htmltype); |
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static void * |
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ml_alloc(char *outopts, enum htmltype type) |
{ |
{ |
size_t res; |
struct html *h; |
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const char *toks[4]; |
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char *v; |
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res = 0; |
toks[0] = "style"; |
if ( ! ml_puts(mbuf, "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD " |
toks[1] = "man"; |
"HTML 4.01//EN\" \"http://www.w3.org" |
toks[2] = "includes"; |
"/TR/html4/strict.dtd\">\n", &res)) |
toks[3] = NULL; |
return(0); |
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if ( ! ml_puts(mbuf, "<html>\n", &res)) |
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return(0); |
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if ( ! ml_puts(mbuf, "<head>\n", &res)) |
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return(0); |
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if ( ! ml_puts(mbuf, " <title>Manual page</title>\n", &res)) |
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return(0); |
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if ( ! ml_puts(mbuf, " <meta http-equiv=\"Content-Type\" " |
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"content=\"text/html; " |
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"charset=utf-8\">\n", &res)) |
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return(0); |
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if ( ! ml_puts(mbuf, " <meta name=\"resource-type\" " |
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"content=\"document\">\n", &res)) |
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return(0); |
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if ( ! ml_puts(mbuf, "</head>\n", &res)) |
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return(0); |
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if ( ! ml_puts(mbuf, "<body>", &res)) |
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return(0); |
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return(1); |
h = calloc(1, sizeof(struct html)); |
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if (NULL == h) { |
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perror(NULL); |
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exit((int)MANDOCLEVEL_SYSERR); |
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} |
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h->type = type; |
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h->tags.head = NULL; |
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h->symtab = chars_init(CHARS_HTML); |
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while (outopts && *outopts) |
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switch (getsubopt(&outopts, UNCONST(toks), &v)) { |
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case (0): |
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h->style = v; |
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break; |
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case (1): |
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h->base_man = v; |
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break; |
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case (2): |
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h->base_includes = v; |
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break; |
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default: |
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break; |
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} |
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return(h); |
} |
} |
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void * |
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html_alloc(char *outopts) |
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{ |
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static int |
return(ml_alloc(outopts, HTML_HTML_4_01_STRICT)); |
html_end(struct md_mbuf *mbuf, const struct md_args *args) |
} |
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void * |
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xhtml_alloc(char *outopts) |
{ |
{ |
size_t res; |
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res = 0; |
return(ml_alloc(outopts, HTML_XHTML_1_0_STRICT)); |
if ( ! ml_puts(mbuf, "</body>\n</html>", &res)) |
} |
return(0); |
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return(1); |
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void |
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html_free(void *p) |
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{ |
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struct tag *tag; |
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struct html *h; |
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h = (struct html *)p; |
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while ((tag = h->tags.head) != NULL) { |
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h->tags.head = tag->next; |
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free(tag); |
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} |
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if (h->symtab) |
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chars_free(h->symtab); |
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free(h); |
} |
} |
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static ssize_t |
void |
html_blocktagname(struct md_mbuf *mbuf, |
print_gen_head(struct html *h) |
const struct md_args *args, int tok) |
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{ |
{ |
size_t res; |
struct htmlpair tag[4]; |
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res = 0; |
tag[0].key = ATTR_HTTPEQUIV; |
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tag[0].val = "Content-Type"; |
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tag[1].key = ATTR_CONTENT; |
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tag[1].val = "text/html; charset=utf-8"; |
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print_otag(h, TAG_META, 2, tag); |
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switch (tok) { |
tag[0].key = ATTR_NAME; |
case (ROFF_Sh): |
tag[0].val = "resource-type"; |
if ( ! ml_puts(mbuf, "blockquote", &res)) |
tag[1].key = ATTR_CONTENT; |
return(-1); |
tag[1].val = "document"; |
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print_otag(h, TAG_META, 2, tag); |
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if (h->style) { |
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tag[0].key = ATTR_REL; |
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tag[0].val = "stylesheet"; |
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tag[1].key = ATTR_HREF; |
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tag[1].val = h->style; |
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tag[2].key = ATTR_TYPE; |
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tag[2].val = "text/css"; |
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tag[3].key = ATTR_MEDIA; |
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tag[3].val = "all"; |
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print_otag(h, TAG_LINK, 4, tag); |
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} |
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} |
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static void |
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print_num(struct html *h, const char *p, size_t len) |
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{ |
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const char *rhs; |
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rhs = chars_num2char(p, len); |
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if (rhs) |
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putchar((int)*rhs); |
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} |
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static void |
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print_spec(struct html *h, enum roffdeco d, const char *p, size_t len) |
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{ |
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int cp; |
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const char *rhs; |
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size_t sz; |
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if ((cp = chars_spec2cp(h->symtab, p, len)) > 0) { |
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printf("&#%d;", cp); |
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return; |
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} else if (-1 == cp && DECO_SSPECIAL == d) { |
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fwrite(p, 1, len, stdout); |
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return; |
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} else if (-1 == cp) |
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return; |
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if (NULL != (rhs = chars_spec2str(h->symtab, p, len, &sz))) |
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fwrite(rhs, 1, sz, stdout); |
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} |
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static void |
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print_res(struct html *h, const char *p, size_t len) |
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{ |
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int cp; |
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const char *rhs; |
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size_t sz; |
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if ((cp = chars_res2cp(h->symtab, p, len)) > 0) { |
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printf("&#%d;", cp); |
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return; |
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} else if (-1 == cp) |
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return; |
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if (NULL != (rhs = chars_res2str(h->symtab, p, len, &sz))) |
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fwrite(rhs, 1, sz, stdout); |
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} |
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static void |
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print_metaf(struct html *h, enum roffdeco deco) |
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{ |
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enum htmlfont font; |
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switch (deco) { |
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case (DECO_PREVIOUS): |
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font = h->metal; |
break; |
break; |
case (ROFF_Bd): |
case (DECO_ITALIC): |
if ( ! ml_puts(mbuf, "pre", &res)) |
font = HTMLFONT_ITALIC; |
return(-1); |
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break; |
break; |
case (ROFF_Bl): |
case (DECO_BOLD): |
if ( ! ml_puts(mbuf, "ul", &res)) |
font = HTMLFONT_BOLD; |
return(-1); |
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break; |
break; |
case (ROFF_It): |
case (DECO_ROMAN): |
if ( ! ml_puts(mbuf, "li", &res)) |
font = HTMLFONT_NONE; |
return(-1); |
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break; |
break; |
default: |
default: |
if ( ! ml_puts(mbuf, "div", &res)) |
abort(); |
return(-1); |
/* NOTREACHED */ |
break; |
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} |
} |
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return((size_t)res); |
if (h->metaf) { |
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print_tagq(h, h->metaf); |
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h->metaf = NULL; |
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} |
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h->metal = h->metac; |
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h->metac = font; |
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if (HTMLFONT_NONE != font) |
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h->metaf = HTMLFONT_BOLD == font ? |
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print_otag(h, TAG_B, 0, NULL) : |
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print_otag(h, TAG_I, 0, NULL); |
} |
} |
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/* ARGSUSED */ |
static int |
static ssize_t |
print_encode(struct html *h, const char *p, int norecurse) |
html_blocktagargs(struct md_mbuf *mbuf, const struct md_args *args, |
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int tok, const int *argc, const char **argv) |
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{ |
{ |
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size_t sz; |
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int len, nospace; |
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const char *seq; |
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enum roffdeco deco; |
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static const char rejs[6] = { '\\', '<', '>', '&', ASCII_HYPH, '\0' }; |
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switch (tok) { |
nospace = 0; |
default: |
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return(0); |
for (; *p; p++) { |
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sz = strcspn(p, rejs); |
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fwrite(p, 1, sz, stdout); |
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p += /* LINTED */ |
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sz; |
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if ('<' == *p) { |
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printf("<"); |
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continue; |
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} else if ('>' == *p) { |
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printf(">"); |
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continue; |
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} else if ('&' == *p) { |
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printf("&"); |
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continue; |
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} else if (ASCII_HYPH == *p) { |
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/* |
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* Note: "soft hyphens" aren't graphically |
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* displayed when not breaking the text; we want |
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* them to be displayed. |
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*/ |
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/*printf("­");*/ |
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putchar('-'); |
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continue; |
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} else if ('\0' == *p) |
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break; |
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seq = ++p; |
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len = a2roffdeco(&deco, &seq, &sz); |
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switch (deco) { |
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case (DECO_NUMBERED): |
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print_num(h, seq, sz); |
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break; |
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case (DECO_RESERVED): |
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print_res(h, seq, sz); |
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break; |
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case (DECO_SSPECIAL): |
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/* FALLTHROUGH */ |
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case (DECO_SPECIAL): |
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print_spec(h, deco, seq, sz); |
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break; |
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case (DECO_PREVIOUS): |
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/* FALLTHROUGH */ |
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case (DECO_BOLD): |
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/* FALLTHROUGH */ |
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case (DECO_ITALIC): |
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/* FALLTHROUGH */ |
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case (DECO_ROMAN): |
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if (norecurse) |
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break; |
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print_metaf(h, deco); |
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break; |
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default: |
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break; |
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} |
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p += len - 1; |
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if (DECO_NOSPACE == deco && '\0' == *(p + 1)) |
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nospace = 1; |
} |
} |
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return(-1); |
return(nospace); |
} |
} |
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/* ARGSUSED */ |
static void |
static ssize_t |
print_attr(struct html *h, const char *key, const char *val) |
html_inlinetagargs(struct md_mbuf *mbuf, const struct md_args *args, |
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int tok, const int *argc, const char **argv) |
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{ |
{ |
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printf(" %s=\"", key); |
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(void)print_encode(h, val, 1); |
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putchar('\"'); |
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} |
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switch (tok) { |
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default: |
struct tag * |
return(0); |
print_otag(struct html *h, enum htmltag tag, |
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int sz, const struct htmlpair *p) |
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{ |
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int i; |
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struct tag *t; |
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/* Push this tags onto the stack of open scopes. */ |
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if ( ! (HTML_NOSTACK & htmltags[tag].flags)) { |
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t = malloc(sizeof(struct tag)); |
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if (NULL == t) { |
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perror(NULL); |
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exit((int)MANDOCLEVEL_SYSERR); |
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} |
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t->tag = tag; |
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t->next = h->tags.head; |
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h->tags.head = t; |
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} else |
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t = NULL; |
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if ( ! (HTML_NOSPACE & h->flags)) |
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if ( ! (HTML_CLRLINE & htmltags[tag].flags)) { |
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/* Manage keeps! */ |
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if ( ! (HTML_KEEP & h->flags)) { |
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if (HTML_PREKEEP & h->flags) |
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h->flags |= HTML_KEEP; |
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putchar(' '); |
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} else |
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printf(" "); |
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} |
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if ( ! (h->flags & HTML_NONOSPACE)) |
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h->flags &= ~HTML_NOSPACE; |
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else |
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h->flags |= HTML_NOSPACE; |
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/* Print out the tag name and attributes. */ |
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printf("<%s", htmltags[tag].name); |
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for (i = 0; i < sz; i++) |
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print_attr(h, htmlattrs[p[i].key], p[i].val); |
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/* Add non-overridable attributes. */ |
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if (TAG_HTML == tag && HTML_XHTML_1_0_STRICT == h->type) { |
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print_attr(h, "xmlns", "http://www.w3.org/1999/xhtml"); |
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print_attr(h, "xml:lang", "en"); |
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print_attr(h, "lang", "en"); |
} |
} |
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return(-1); |
/* Accomodate for XML "well-formed" singleton escaping. */ |
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if (HTML_AUTOCLOSE & htmltags[tag].flags) |
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switch (h->type) { |
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case (HTML_XHTML_1_0_STRICT): |
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putchar('/'); |
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break; |
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default: |
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break; |
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} |
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putchar('>'); |
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h->flags |= HTML_NOSPACE; |
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if ((HTML_AUTOCLOSE | HTML_CLRLINE) & htmltags[tag].flags) |
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putchar('\n'); |
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return(t); |
} |
} |
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static ssize_t |
static void |
html_inlinetagname(struct md_mbuf *mbuf, |
print_ctag(struct html *h, enum htmltag tag) |
const struct md_args *args, int tok) |
|
{ |
{ |
size_t res; |
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printf("</%s>", htmltags[tag].name); |
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if (HTML_CLRLINE & htmltags[tag].flags) { |
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h->flags |= HTML_NOSPACE; |
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putchar('\n'); |
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} |
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} |
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res = 0; |
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|
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switch (tok) { |
void |
case (ROFF_Sh): |
print_gen_decls(struct html *h) |
if ( ! ml_puts(mbuf, "h1", &res)) |
{ |
return(-1); |
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print_xmltype(h); |
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print_doctype(h); |
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} |
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static void |
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print_xmltype(struct html *h) |
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{ |
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|
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if (HTML_XHTML_1_0_STRICT == h->type) |
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puts("<?xml version=\"1.0\" encoding=\"UTF-8\"?>"); |
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} |
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static void |
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print_doctype(struct html *h) |
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{ |
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const char *doctype; |
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const char *dtd; |
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const char *name; |
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|
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switch (h->type) { |
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case (HTML_HTML_4_01_STRICT): |
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name = "HTML"; |
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doctype = "-//W3C//DTD HTML 4.01//EN"; |
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dtd = "http://www.w3.org/TR/html4/strict.dtd"; |
break; |
break; |
case (ROFF_Ss): |
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if ( ! ml_puts(mbuf, "h2", &res)) |
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return(-1); |
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break; |
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default: |
default: |
if ( ! ml_puts(mbuf, "span", &res)) |
name = "html"; |
return(-1); |
doctype = "-//W3C//DTD XHTML 1.0 Strict//EN"; |
|
dtd = "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"; |
break; |
break; |
} |
} |
|
|
return((ssize_t)res); |
printf("<!DOCTYPE %s PUBLIC \"%s\" \"%s\">\n", |
|
name, doctype, dtd); |
} |
} |
|
|
|
|
static ssize_t |
void |
html_begintag(struct md_mbuf *mbuf, const struct md_args *args, |
print_text(struct html *h, const char *word) |
enum md_ns ns, int tok, |
|
const int *argc, const char **argv) |
|
{ |
{ |
|
|
assert(ns != MD_NS_DEFAULT); |
if (word[0] && '\0' == word[1]) |
if (MD_NS_BLOCK == ns) { |
switch (word[0]) { |
if ( ! html_blocktagname(mbuf, args, tok)) |
case('.'): |
return(0); |
/* FALLTHROUGH */ |
return(html_blocktagargs(mbuf, args, |
case(','): |
tok, argc, argv)); |
/* FALLTHROUGH */ |
|
case(';'): |
|
/* FALLTHROUGH */ |
|
case(':'): |
|
/* FALLTHROUGH */ |
|
case('?'): |
|
/* FALLTHROUGH */ |
|
case('!'): |
|
/* FALLTHROUGH */ |
|
case(')'): |
|
/* FALLTHROUGH */ |
|
case(']'): |
|
if ( ! (HTML_IGNDELIM & h->flags)) |
|
h->flags |= HTML_NOSPACE; |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
if ( ! (HTML_NOSPACE & h->flags)) { |
|
/* Manage keeps! */ |
|
if ( ! (HTML_KEEP & h->flags)) { |
|
if (HTML_PREKEEP & h->flags) |
|
h->flags |= HTML_KEEP; |
|
putchar(' '); |
|
} else |
|
printf(" "); |
} |
} |
|
|
if ( ! html_inlinetagname(mbuf, args, tok)) |
assert(NULL == h->metaf); |
return(0); |
if (HTMLFONT_NONE != h->metac) |
return(html_inlinetagargs(mbuf, args, tok, argc, argv)); |
h->metaf = HTMLFONT_BOLD == h->metac ? |
|
print_otag(h, TAG_B, 0, NULL) : |
|
print_otag(h, TAG_I, 0, NULL); |
|
|
|
assert(word); |
|
if ( ! print_encode(h, word, 0)) |
|
if ( ! (h->flags & HTML_NONOSPACE)) |
|
h->flags &= ~HTML_NOSPACE; |
|
|
|
if (h->metaf) { |
|
print_tagq(h, h->metaf); |
|
h->metaf = NULL; |
|
} |
|
|
|
h->flags &= ~HTML_IGNDELIM; |
|
|
|
/* |
|
* Note that we don't process the pipe: the parser sees it as |
|
* punctuation, but we don't in terms of typography. |
|
*/ |
|
if (word[0] && '\0' == word[1]) |
|
switch (word[0]) { |
|
case('('): |
|
/* FALLTHROUGH */ |
|
case('['): |
|
h->flags |= HTML_NOSPACE; |
|
break; |
|
default: |
|
break; |
|
} |
} |
} |
|
|
|
|
static ssize_t |
void |
html_endtag(struct md_mbuf *mbuf, const struct md_args *args, |
print_tagq(struct html *h, const struct tag *until) |
enum md_ns ns, int tok) |
|
{ |
{ |
|
struct tag *tag; |
|
|
assert(ns != MD_NS_DEFAULT); |
while ((tag = h->tags.head) != NULL) { |
if (MD_NS_BLOCK == ns) |
/* |
return(html_blocktagname(mbuf, args, tok)); |
* Remember to close out and nullify the current |
|
* meta-font and table, if applicable. |
|
*/ |
|
if (tag == h->metaf) |
|
h->metaf = NULL; |
|
if (tag == h->tblt) |
|
h->tblt = NULL; |
|
print_ctag(h, tag->tag); |
|
h->tags.head = tag->next; |
|
free(tag); |
|
if (until && tag == until) |
|
return; |
|
} |
|
} |
|
|
return(html_inlinetagname(mbuf, args, tok)); |
|
|
void |
|
print_stagq(struct html *h, const struct tag *suntil) |
|
{ |
|
struct tag *tag; |
|
|
|
while ((tag = h->tags.head) != NULL) { |
|
if (suntil && tag == suntil) |
|
return; |
|
/* |
|
* Remember to close out and nullify the current |
|
* meta-font and table, if applicable. |
|
*/ |
|
if (tag == h->metaf) |
|
h->metaf = NULL; |
|
if (tag == h->tblt) |
|
h->tblt = NULL; |
|
print_ctag(h, tag->tag); |
|
h->tags.head = tag->next; |
|
free(tag); |
|
} |
} |
} |
|
|
|
|
int |
void |
md_line_html(void *data, char *buf) |
bufinit(struct html *h) |
{ |
{ |
|
|
return(mlg_line((struct md_mlg *)data, buf)); |
h->buf[0] = '\0'; |
|
h->buflen = 0; |
} |
} |
|
|
|
|
int |
void |
md_exit_html(void *data, int flush) |
bufcat_style(struct html *h, const char *key, const char *val) |
{ |
{ |
|
|
return(mlg_exit((struct md_mlg *)data, flush)); |
bufcat(h, key); |
|
bufncat(h, ":", 1); |
|
bufcat(h, val); |
|
bufncat(h, ";", 1); |
} |
} |
|
|
|
|
void * |
void |
md_init_html(const struct md_args *args, |
bufcat(struct html *h, const char *p) |
struct md_mbuf *mbuf, const struct md_rbuf *rbuf) |
|
{ |
{ |
|
|
return(mlg_alloc(args, rbuf, mbuf, html_begintag, |
bufncat(h, p, strlen(p)); |
html_endtag, html_begin, html_end)); |
|
} |
} |
|
|
|
|
|
void |
|
buffmt(struct html *h, const char *fmt, ...) |
|
{ |
|
va_list ap; |
|
|
|
va_start(ap, fmt); |
|
(void)vsnprintf(h->buf + (int)h->buflen, |
|
BUFSIZ - h->buflen - 1, fmt, ap); |
|
va_end(ap); |
|
h->buflen = strlen(h->buf); |
|
} |
|
|
|
|
|
void |
|
bufncat(struct html *h, const char *p, size_t sz) |
|
{ |
|
|
|
if (h->buflen + sz > BUFSIZ - 1) |
|
sz = BUFSIZ - 1 - h->buflen; |
|
|
|
(void)strncat(h->buf, p, sz); |
|
h->buflen += sz; |
|
} |
|
|
|
|
|
void |
|
buffmt_includes(struct html *h, const char *name) |
|
{ |
|
const char *p, *pp; |
|
|
|
pp = h->base_includes; |
|
|
|
while (NULL != (p = strchr(pp, '%'))) { |
|
bufncat(h, pp, (size_t)(p - pp)); |
|
switch (*(p + 1)) { |
|
case('I'): |
|
bufcat(h, name); |
|
break; |
|
default: |
|
bufncat(h, p, 2); |
|
break; |
|
} |
|
pp = p + 2; |
|
} |
|
if (pp) |
|
bufcat(h, pp); |
|
} |
|
|
|
|
|
void |
|
buffmt_man(struct html *h, |
|
const char *name, const char *sec) |
|
{ |
|
const char *p, *pp; |
|
|
|
pp = h->base_man; |
|
|
|
/* LINTED */ |
|
while (NULL != (p = strchr(pp, '%'))) { |
|
bufncat(h, pp, (size_t)(p - pp)); |
|
switch (*(p + 1)) { |
|
case('S'): |
|
bufcat(h, sec ? sec : "1"); |
|
break; |
|
case('N'): |
|
buffmt(h, name); |
|
break; |
|
default: |
|
bufncat(h, p, 2); |
|
break; |
|
} |
|
pp = p + 2; |
|
} |
|
if (pp) |
|
bufcat(h, pp); |
|
} |
|
|
|
|
|
void |
|
bufcat_su(struct html *h, const char *p, const struct roffsu *su) |
|
{ |
|
double v; |
|
const char *u; |
|
|
|
v = su->scale; |
|
|
|
switch (su->unit) { |
|
case (SCALE_CM): |
|
u = "cm"; |
|
break; |
|
case (SCALE_IN): |
|
u = "in"; |
|
break; |
|
case (SCALE_PC): |
|
u = "pc"; |
|
break; |
|
case (SCALE_PT): |
|
u = "pt"; |
|
break; |
|
case (SCALE_EM): |
|
u = "em"; |
|
break; |
|
case (SCALE_MM): |
|
if (0 == (v /= 100)) |
|
v = 1; |
|
u = "em"; |
|
break; |
|
case (SCALE_EN): |
|
u = "ex"; |
|
break; |
|
case (SCALE_BU): |
|
u = "ex"; |
|
break; |
|
case (SCALE_VS): |
|
u = "em"; |
|
break; |
|
default: |
|
u = "ex"; |
|
break; |
|
} |
|
|
|
/* |
|
* XXX: the CSS spec isn't clear as to which types accept |
|
* integer or real numbers, so we just make them all decimals. |
|
*/ |
|
buffmt(h, "%s: %.2f%s;", p, v, u); |
|
} |
|
|
|
|
|
void |
|
html_idcat(char *dst, const char *src, int sz) |
|
{ |
|
int ssz; |
|
|
|
assert(sz > 2); |
|
|
|
/* Cf. <http://www.w3.org/TR/html4/types.html#h-6.2>. */ |
|
|
|
/* We can't start with a number (bah). */ |
|
|
|
if ('#' == *dst) { |
|
dst++; |
|
sz--; |
|
} |
|
if ('\0' == *dst) { |
|
*dst++ = 'x'; |
|
*dst = '\0'; |
|
sz--; |
|
} |
|
|
|
for ( ; *dst != '\0' && sz; dst++, sz--) |
|
/* Jump to end. */ ; |
|
|
|
for ( ; *src != '\0' && sz > 1; src++) { |
|
ssz = snprintf(dst, (size_t)sz, "%.2x", *src); |
|
sz -= ssz; |
|
dst += ssz; |
|
} |
|
} |