version 1.16, 2008/12/08 16:29:57 |
version 1.82, 2009/11/09 05:11:46 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008 Kristaps Dzonsons <kristaps@kth.se> |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se> |
* |
* |
* 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. |
|
* |
* |
* 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. |
|
*/ |
*/ |
#include <sys/param.h> |
#include <sys/types.h> |
#include <sys/stat.h> |
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#include <assert.h> |
#include <assert.h> |
#include <err.h> |
#include <ctype.h> |
#include <fcntl.h> |
#include <stdarg.h> |
#include <stdlib.h> |
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#include <stdio.h> |
#include <stdio.h> |
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#include <stdint.h> |
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#include <stdlib.h> |
#include <string.h> |
#include <string.h> |
#include <unistd.h> |
#include <unistd.h> |
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#include "libmdocml.h" |
#include "out.h" |
#include "private.h" |
#include "chars.h" |
#include "ml.h" |
#include "html.h" |
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#include "main.h" |
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#define UNCONST(a) ((void *)(uintptr_t)(const void *)(a)) |
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/* TODO: allow head/tail-less invocations (just "div" start). */ |
#define DOCTYPE "-//W3C//DTD HTML 4.01//EN" |
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#define DTD "http://www.w3.org/TR/html4/strict.dtd" |
|
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struct htmlnode { |
struct htmldata { |
int tok; |
const char *name; |
enum md_ns ns; |
int flags; |
int argc[ROFF_MAXLINEARG]; |
#define HTML_CLRLINE (1 << 0) |
char *argv[ROFF_MAXLINEARG]; |
#define HTML_NOSTACK (1 << 1) |
struct htmlnode *parent; |
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}; |
}; |
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static const struct htmldata htmltags[TAG_MAX] = { |
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{"html", HTML_CLRLINE}, /* TAG_HTML */ |
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{"head", HTML_CLRLINE}, /* TAG_HEAD */ |
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{"body", HTML_CLRLINE}, /* TAG_BODY */ |
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{"meta", HTML_CLRLINE | HTML_NOSTACK}, /* TAG_META */ |
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{"title", HTML_CLRLINE}, /* TAG_TITLE */ |
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{"div", HTML_CLRLINE}, /* TAG_DIV */ |
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{"h1", 0}, /* TAG_H1 */ |
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{"h2", 0}, /* TAG_H2 */ |
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{"p", HTML_CLRLINE}, /* TAG_P */ |
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{"span", 0}, /* TAG_SPAN */ |
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{"link", HTML_CLRLINE | HTML_NOSTACK}, /* TAG_LINK */ |
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{"br", HTML_CLRLINE | HTML_NOSTACK}, /* TAG_LINK */ |
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{"a", 0}, /* TAG_A */ |
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{"table", HTML_CLRLINE}, /* TAG_TABLE */ |
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{"col", HTML_CLRLINE | HTML_NOSTACK}, /* TAG_COL */ |
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{"tr", HTML_CLRLINE}, /* TAG_TR */ |
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{"td", HTML_CLRLINE}, /* TAG_TD */ |
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{"li", HTML_CLRLINE}, /* TAG_LI */ |
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{"ul", HTML_CLRLINE}, /* TAG_UL */ |
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{"ol", HTML_CLRLINE}, /* TAG_OL */ |
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{"base", HTML_CLRLINE | HTML_NOSTACK}, /* TAG_BASE */ |
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}; |
|
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struct htmlq { |
static const char *const htmlattrs[ATTR_MAX] = { |
struct htmlnode *last; |
"http-equiv", |
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"content", |
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"name", |
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"rel", |
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"href", |
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"type", |
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"media", |
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"class", |
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"style", |
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"width", |
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"valign", |
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"target", |
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"id", |
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"summary", |
}; |
}; |
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#ifdef __linux__ |
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extern int getsubopt(char **, char * const *, char **); |
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#endif |
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static int html_loadcss(struct md_mbuf *, const char *); |
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static int html_alloc(void **); |
static void print_spec(struct html *, const char *, int); |
static void html_free(void *); |
static void print_res(struct html *, const char *, int); |
static ssize_t html_endtag(struct md_mbuf *, void *, |
static void print_ctag(struct html *, enum htmltag); |
const struct md_args *, |
static void print_encode(struct html *, const char *); |
enum md_ns, int); |
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static ssize_t html_beginstring(struct md_mbuf *, |
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const struct md_args *, |
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const char *, size_t); |
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static ssize_t html_beginhttp(struct md_mbuf *, |
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const struct md_args *, |
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const char *, size_t); |
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static ssize_t html_endstring(struct md_mbuf *, |
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const struct md_args *, |
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const char *, size_t); |
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static ssize_t html_endhttp(struct md_mbuf *, |
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const struct md_args *, |
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const char *, size_t); |
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static ssize_t html_begintag(struct md_mbuf *, void *, |
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const struct md_args *, |
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enum md_ns, int, |
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const int *, const char **); |
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static int html_begin(struct md_mbuf *, |
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const struct md_args *, |
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const struct tm *, |
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const char *, const char *, |
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enum roffmsec, const char *); |
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static int html_printargs(struct md_mbuf *, int, |
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const char *, const int *, |
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const char **, size_t *); |
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static int html_end(struct md_mbuf *, |
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const struct md_args *); |
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static int html_blocktagname(struct md_mbuf *, |
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const struct md_args *, int, |
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struct htmlq *, const int *, |
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const char **, size_t *); |
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static int html_blocktagargs(struct md_mbuf *, |
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const struct md_args *, int, |
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const int *, const char **, size_t *); |
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static int html_headtagname(struct md_mbuf *, |
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const struct md_args *, int, |
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struct htmlq *, const int *, |
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const char **, size_t *); |
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static int html_headtagargs(struct md_mbuf *, |
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const struct md_args *, int, |
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const int *, const char **, size_t *); |
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static int html_bodytagname(struct md_mbuf *, |
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const struct md_args *, |
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int, struct htmlq *, const int *, |
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const char **, size_t *); |
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static int html_bodytagargs(struct md_mbuf *, |
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const struct md_args *, int, |
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const int *, const char **, size_t *); |
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static int html_inlinetagname(struct md_mbuf *, |
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const struct md_args *, int, size_t *); |
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static int html_inlinetagargs(struct md_mbuf *, |
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const struct md_args *, int, |
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const int *, const char **, size_t *); |
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static int html_Bl_bodytagname(struct md_mbuf *, |
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struct htmlq *, const int *, |
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const char **, size_t *); |
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static int html_It_blocktagname(struct md_mbuf *, |
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struct htmlq *, const int *, |
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const char **, size_t *); |
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static int html_It_headtagname(struct md_mbuf *, |
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struct htmlq *, const int *, |
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const char **, size_t *); |
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static int html_It_bodytagname(struct md_mbuf *, |
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struct htmlq *, const int *, |
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const char **, size_t *); |
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/* ARGSUSED */ |
void * |
static int |
html_alloc(char *outopts) |
html_It_headtagname(struct md_mbuf *mbuf, struct htmlq *q, |
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const int *argc, const char **argv, size_t *res) |
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{ |
{ |
struct htmlnode *n; |
struct html *h; |
int i; |
const char *toks[4]; |
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char *v; |
|
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for (n = q->last; n; n = n->parent) |
toks[0] = "style"; |
if (n->tok == ROFF_Bl) |
toks[1] = "man"; |
break; |
toks[2] = "includes"; |
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toks[3] = NULL; |
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assert(n); |
h = calloc(1, sizeof(struct html)); |
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if (NULL == h) { |
/* LINTED */ |
perror(NULL); |
for (i = 0; ROFF_ARGMAX != n->argc[i] && |
exit(EXIT_FAILURE); |
i < ROFF_MAXLINEARG; i++) { |
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switch (n->argc[i]) { |
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case (ROFF_Ohang): |
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return(ml_nputs(mbuf, "div", 3, res)); |
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case (ROFF_Tag): |
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/* FALLTHROUGH */ |
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case (ROFF_Column): |
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return(ml_nputs(mbuf, "td", 2, res)); |
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default: |
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break; |
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} |
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} |
} |
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return(0); |
h->tags.head = NULL; |
} |
h->ords.head = NULL; |
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h->symtab = chars_init(CHARS_HTML); |
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while (outopts && *outopts) |
/* ARGSUSED */ |
switch (getsubopt(&outopts, UNCONST(toks), &v)) { |
static int |
case (0): |
html_It_bodytagname(struct md_mbuf *mbuf, struct htmlq *q, |
h->style = v; |
const int *argc, const char **argv, size_t *res) |
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{ |
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struct htmlnode *n; |
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int i; |
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for (n = q->last; n; n = n->parent) |
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if (n->tok == ROFF_Bl) |
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break; |
break; |
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case (1): |
assert(n); |
h->base_man = v; |
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/* LINTED */ |
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for (i = 0; ROFF_ARGMAX != n->argc[i] && |
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i < ROFF_MAXLINEARG; i++) { |
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switch (n->argc[i]) { |
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case (ROFF_Enum): |
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/* FALLTHROUGH */ |
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case (ROFF_Bullet): |
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/* FALLTHROUGH */ |
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case (ROFF_Dash): |
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/* FALLTHROUGH */ |
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case (ROFF_Hyphen): |
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/* FALLTHROUGH */ |
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case (ROFF_Item): |
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/* FALLTHROUGH */ |
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case (ROFF_Diag): |
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/* FALLTHROUGH */ |
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case (ROFF_Hang): |
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/* FALLTHROUGH */ |
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case (ROFF_Ohang): |
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/* FALLTHROUGH */ |
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case (ROFF_Inset): |
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return(ml_nputs(mbuf, "div", 3, res)); |
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case (ROFF_Tag): |
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/* FALLTHROUGH */ |
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case (ROFF_Column): |
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return(ml_nputs(mbuf, "td", 2, res)); |
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default: |
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break; |
break; |
} |
case (2): |
} |
h->base_includes = v; |
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break; |
assert(i != ROFF_MAXLINEARG); |
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return(0); |
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} |
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/* ARGSUSED */ |
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static int |
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html_Bl_bodytagname(struct md_mbuf *mbuf, struct htmlq *q, |
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const int *argc, const char **argv, size_t *res) |
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{ |
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int i; |
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for (i = 0; ROFF_ARGMAX != argc[i] |
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&& i < ROFF_MAXLINEARG; i++) { |
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switch (argc[i]) { |
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case (ROFF_Enum): |
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return(ml_nputs(mbuf, "ol", 2, res)); |
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case (ROFF_Bullet): |
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/* FALLTHROUGH */ |
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case (ROFF_Dash): |
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/* FALLTHROUGH */ |
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case (ROFF_Hyphen): |
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/* FALLTHROUGH */ |
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case (ROFF_Item): |
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/* FALLTHROUGH */ |
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case (ROFF_Diag): |
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/* FALLTHROUGH */ |
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case (ROFF_Hang): |
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/* FALLTHROUGH */ |
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case (ROFF_Ohang): |
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/* FALLTHROUGH */ |
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case (ROFF_Inset): |
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return(ml_nputs(mbuf, "ul", 2, res)); |
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case (ROFF_Tag): |
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/* FALLTHROUGH */ |
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case (ROFF_Column): |
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return(ml_nputs(mbuf, "table", 5, res)); |
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default: |
default: |
break; |
break; |
} |
} |
} |
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assert(i != ROFF_MAXLINEARG); |
return(h); |
return(0); |
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} |
} |
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/* ARGSUSED */ |
void |
static int |
html_free(void *p) |
html_It_blocktagname(struct md_mbuf *mbuf, struct htmlq *q, |
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const int *argc, const char **argv, size_t *res) |
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{ |
{ |
struct htmlnode *n; |
struct tag *tag; |
int i; |
struct ord *ord; |
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struct html *h; |
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for (n = q->last; n; n = n->parent) |
h = (struct html *)p; |
if (n->tok == ROFF_Bl) |
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break; |
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assert(n); |
while ((ord = h->ords.head) != NULL) { |
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h->ords.head = ord->next; |
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free(ord); |
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} |
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/* LINTED */ |
while ((tag = h->tags.head) != NULL) { |
for (i = 0; ROFF_ARGMAX != n->argc[i] && |
h->tags.head = tag->next; |
i < ROFF_MAXLINEARG; i++) { |
free(tag); |
switch (n->argc[i]) { |
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case (ROFF_Enum): |
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/* FALLTHROUGH */ |
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case (ROFF_Bullet): |
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/* FALLTHROUGH */ |
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case (ROFF_Dash): |
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/* FALLTHROUGH */ |
|
case (ROFF_Hyphen): |
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/* FALLTHROUGH */ |
|
case (ROFF_Item): |
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/* FALLTHROUGH */ |
|
case (ROFF_Diag): |
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/* FALLTHROUGH */ |
|
case (ROFF_Hang): |
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/* FALLTHROUGH */ |
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case (ROFF_Ohang): |
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/* FALLTHROUGH */ |
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case (ROFF_Inset): |
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return(ml_nputs(mbuf, "li", 2, res)); |
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case (ROFF_Tag): |
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/* FALLTHROUGH */ |
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case (ROFF_Column): |
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return(ml_nputs(mbuf, "tr", 2, res)); |
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default: |
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break; |
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} |
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} |
} |
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if (h->symtab) |
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chars_free(h->symtab); |
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assert(i != ROFF_MAXLINEARG); |
free(h); |
return(0); |
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} |
} |
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static int |
void |
html_loadcss(struct md_mbuf *mbuf, const char *css) |
print_gen_head(struct html *h) |
{ |
{ |
size_t res, bufsz; |
struct htmlpair tag[4]; |
char *buf; |
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struct stat st; |
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int fd, c; |
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ssize_t ssz; |
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c = 0; |
tag[0].key = ATTR_HTTPEQUIV; |
res = 0; |
tag[0].val = "Content-Type"; |
buf = NULL; |
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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if (-1 == (fd = open(css, O_RDONLY, 0))) { |
tag[0].key = ATTR_NAME; |
warn("%s", css); |
tag[0].val = "resource-type"; |
return(0); |
tag[1].key = ATTR_CONTENT; |
} |
tag[1].val = "document"; |
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print_otag(h, TAG_META, 2, tag); |
if (-1 == fstat(fd, &st)) { |
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warn("%s", css); |
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goto out; |
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} |
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bufsz = MAX(st.st_blksize, BUFSIZ); |
if (h->style) { |
if (NULL == (buf = malloc(bufsz))) { |
tag[0].key = ATTR_REL; |
warn("malloc"); |
tag[0].val = "stylesheet"; |
goto out; |
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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for (;;) { |
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if (-1 == (ssz = read(fd, buf, bufsz))) { |
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warn("%s", css); |
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goto out; |
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} else if (0 == ssz) |
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break; |
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if ( ! ml_nputs(mbuf, buf, (size_t)ssz, &res)) |
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goto out; |
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} |
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c = 1; |
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out: |
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if (-1 == close(fd)) { |
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warn("%s", css); |
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c = 0; |
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} |
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if (buf) |
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free(buf); |
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return(c); |
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} |
} |
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/* ARGSUSED */ |
static void |
static int |
print_spec(struct html *h, const char *p, int len) |
html_begin(struct md_mbuf *mbuf, const struct md_args *args, |
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const struct tm *tm, const char *os, |
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const char *title, enum roffmsec section, |
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const char *vol) |
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{ |
{ |
const char *preamble, *css, *trail; |
const char *rhs; |
char buf[512]; |
size_t sz; |
size_t res; |
|
|
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preamble = |
rhs = chars_a2ascii(h->symtab, p, (size_t)len, &sz); |
"<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01//EN\"\n" |
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" \"http://www.w3.org/TR/html4/strict.dtd\">\n" |
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"<html>\n" |
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"<head>\n" |
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" <meta http-equiv=\"Content-Type\"\n" |
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" content=\"text/html;charset=utf-8\">\n" |
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" <meta name=\"resource-type\" content=\"document\">\n" |
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" <title>Manual Page for %s(%s)</title>\n"; |
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css = |
if (NULL == rhs) |
" <link rel=\"stylesheet\" type=\"text/css\"\n" |
return; |
" href=\"%s\">\n"; |
fwrite(rhs, 1, sz, stdout); |
trail = |
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"</head>\n" |
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"<body>\n" |
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"<div class=\"mdoc\">"; |
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res = 0; |
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(void)snprintf(buf, sizeof(buf) - 1, |
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preamble, title, ml_section(section)); |
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|
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if ( ! ml_puts(mbuf, buf, &res)) |
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return(0); |
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assert(args->params.html.css); |
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if (HTML_CSS_EMBED & args->params.html.flags) { |
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if ( ! ml_puts(mbuf, " <style type=\"text/css\"><!--\n", &res)) |
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return(0); |
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if ( ! html_loadcss(mbuf, args->params.html.css)) |
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return(0); |
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if ( ! ml_puts(mbuf, " --!></style>\n", &res)) |
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return(0); |
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} else { |
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(void)snprintf(buf, sizeof(buf) - 1, css, |
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args->params.html.css); |
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if ( ! ml_puts(mbuf, buf, &res)) |
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return(0); |
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} |
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|
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if ( ! ml_puts(mbuf, trail, &res)) |
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return(0); |
|
|
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return(1); |
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} |
} |
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|
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/* ARGSUSED */ |
static void |
static int |
print_res(struct html *h, const char *p, int len) |
html_end(struct md_mbuf *mbuf, const struct md_args *args) |
|
{ |
{ |
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const char *rhs; |
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size_t sz; |
|
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return(ml_puts(mbuf, "</div></body>\n</html>", NULL)); |
rhs = chars_a2res(h->symtab, p, (size_t)len, &sz); |
|
|
|
if (NULL == rhs) |
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return; |
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fwrite(rhs, 1, sz, stdout); |
} |
} |
|
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|
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/* ARGSUSED */ |
static void |
static int |
print_encode(struct html *h, const char *p) |
html_bodytagname(struct md_mbuf *mbuf, |
|
const struct md_args *args, int tok, struct htmlq *q, |
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const int *argc, const char **argv, size_t *res) |
|
{ |
{ |
|
size_t sz; |
|
int len; |
|
const char *seq; |
|
enum roffdeco deco; |
|
|
switch (tok) { |
for (; *p; p++) { |
case (ROFF_Bl): |
sz = strcspn(p, "\\<>&"); |
return(html_Bl_bodytagname(mbuf, q, argc, argv, res)); |
|
case (ROFF_Fo): |
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return(ml_nputs(mbuf, "span", 4, res)); |
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case (ROFF_It): |
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return(html_It_bodytagname(mbuf, q, argc, argv, res)); |
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case (ROFF_Oo): |
|
return(ml_nputs(mbuf, "span", 4, res)); |
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default: |
|
break; |
|
} |
|
|
|
return(ml_puts(mbuf, "div", res)); |
fwrite(p, 1, sz, stdout); |
} |
p += /* LINTED */ |
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sz; |
|
|
|
if ('<' == *p) { |
|
printf("<"); |
|
continue; |
|
} else if ('>' == *p) { |
|
printf(">"); |
|
continue; |
|
} else if ('&' == *p) { |
|
printf("&"); |
|
continue; |
|
} else if ('\0' == *p) |
|
break; |
|
|
/* ARGSUSED */ |
seq = ++p; |
static int |
len = a2roffdeco(&deco, &seq, &sz); |
html_headtagname(struct md_mbuf *mbuf, |
|
const struct md_args *args, int tok, struct htmlq *q, |
|
const int *argc, const char **argv, size_t *res) |
|
{ |
|
|
|
switch (tok) { |
switch (deco) { |
case (ROFF_It): |
case (DECO_RESERVED): |
return(html_It_headtagname(mbuf, q, argc, argv, res)); |
print_res(h, seq, sz); |
case (ROFF_Fo): |
break; |
return(ml_nputs(mbuf, "span", 4, res)); |
case (DECO_SPECIAL): |
case (ROFF_Oo): |
print_spec(h, seq, sz); |
return(ml_nputs(mbuf, "span", 4, res)); |
break; |
case (ROFF_Sh): |
default: |
return(ml_nputs(mbuf, "h1", 2, res)); |
break; |
case (ROFF_Ss): |
} |
return(ml_nputs(mbuf, "h2", 2, res)); |
|
default: |
|
break; |
|
} |
|
|
|
return(ml_nputs(mbuf, "div", 3, res)); |
p += len - 1; |
|
} |
} |
} |
|
|
|
|
/* ARGSUSED */ |
struct tag * |
static int |
print_otag(struct html *h, enum htmltag tag, |
html_blocktagname(struct md_mbuf *mbuf, const struct md_args *args, |
int sz, const struct htmlpair *p) |
int tok, struct htmlq *q, const int *argc, |
|
const char **argv, size_t *res) |
|
{ |
{ |
|
int i; |
|
struct tag *t; |
|
|
switch (tok) { |
if ( ! (HTML_NOSTACK & htmltags[tag].flags)) { |
case (ROFF_Fo): |
t = malloc(sizeof(struct tag)); |
return(ml_nputs(mbuf, "span", 4, res)); |
if (NULL == t) { |
case (ROFF_Oo): |
perror(NULL); |
return(ml_nputs(mbuf, "span", 4, res)); |
exit(EXIT_FAILURE); |
case (ROFF_It): |
} |
return(html_It_blocktagname(mbuf, q, argc, argv, res)); |
t->tag = tag; |
default: |
t->next = h->tags.head; |
break; |
h->tags.head = t; |
} |
} else |
|
t = NULL; |
|
|
return(ml_puts(mbuf, "div", res)); |
if ( ! (HTML_NOSPACE & h->flags)) |
} |
if ( ! (HTML_CLRLINE & htmltags[tag].flags)) |
|
putchar(' '); |
|
|
|
printf("<%s", htmltags[tag].name); |
|
for (i = 0; i < sz; i++) { |
|
printf(" %s=\"", htmlattrs[p[i].key]); |
|
assert(p->val); |
|
print_encode(h, p[i].val); |
|
putchar('\"'); |
|
} |
|
putchar('>'); |
|
|
/* ARGSUSED */ |
h->flags |= HTML_NOSPACE; |
static int |
if (HTML_CLRLINE & htmltags[tag].flags) |
html_printargs(struct md_mbuf *mbuf, int tok, const char *ns, |
h->flags |= HTML_NEWLINE; |
const int *argc, const char **argv, size_t *res) |
else |
{ |
h->flags &= ~HTML_NEWLINE; |
|
|
if ( ! ml_puts(mbuf, " class=\"", res)) |
return(t); |
return(0); |
|
if ( ! ml_puts(mbuf, ns, res)) |
|
return(0); |
|
if ( ! ml_puts(mbuf, "-", res)) |
|
return(0); |
|
if ( ! ml_puts(mbuf, toknames[tok], res)) |
|
return(0); |
|
return(ml_puts(mbuf, "\"", res)); |
|
} |
} |
|
|
|
|
/* ARGSUSED */ |
/* ARGSUSED */ |
static int |
static void |
html_headtagargs(struct md_mbuf *mbuf, |
print_ctag(struct html *h, enum htmltag tag) |
const struct md_args *args, int tok, |
|
const int *argc, const char **argv, size_t *res) |
|
{ |
{ |
|
|
return(html_printargs(mbuf, tok, "head", argc, argv, res)); |
printf("</%s>", htmltags[tag].name); |
|
if (HTML_CLRLINE & htmltags[tag].flags) { |
|
h->flags |= HTML_NOSPACE; |
|
h->flags |= HTML_NEWLINE; |
|
putchar('\n'); |
|
} else |
|
h->flags &= ~HTML_NEWLINE; |
} |
} |
|
|
|
|
/* ARGSUSED */ |
/* ARGSUSED */ |
static int |
void |
html_bodytagargs(struct md_mbuf *mbuf, |
print_gen_doctype(struct html *h) |
const struct md_args *args, int tok, |
|
const int *argc, const char **argv, size_t *res) |
|
{ |
{ |
|
|
return(html_printargs(mbuf, tok, "body", argc, argv, res)); |
printf("<!DOCTYPE HTML PUBLIC \"%s\" \"%s\">", DOCTYPE, DTD); |
} |
} |
|
|
|
|
/* ARGSUSED */ |
void |
static int |
print_text(struct html *h, const char *p) |
html_blocktagargs(struct md_mbuf *mbuf, |
|
const struct md_args *args, int tok, |
|
const int *argc, const char **argv, size_t *res) |
|
{ |
{ |
|
|
return(html_printargs(mbuf, tok, "block", argc, argv, res)); |
if (*p && 0 == *(p + 1)) |
} |
switch (*p) { |
|
case('.'): |
|
/* FALLTHROUGH */ |
|
case(','): |
|
/* FALLTHROUGH */ |
|
case(';'): |
|
/* 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 ( ! (h->flags & HTML_NOSPACE)) |
|
putchar(' '); |
|
|
/* ARGSUSED */ |
h->flags &= ~HTML_NOSPACE; |
static int |
h->flags &= ~HTML_NEWLINE; |
html_inlinetagargs(struct md_mbuf *mbuf, |
|
const struct md_args *args, int tok, |
|
const int *argc, const char **argv, size_t *res) |
|
{ |
|
|
|
if ( ! html_printargs(mbuf, tok, "inline", argc, argv, res)) |
if (p) |
return(0); |
print_encode(h, p); |
|
|
switch (tok) { |
if (*p && 0 == *(p + 1)) |
case (ROFF_Sx): |
switch (*p) { |
assert(*argv); |
case('('): |
if ( ! ml_nputs(mbuf, " href=\"#", 8, res)) |
/* FALLTHROUGH */ |
return(0); |
case('['): |
if ( ! ml_putstring(mbuf, *argv, res)) |
/* FALLTHROUGH */ |
return(0); |
case('{'): |
if ( ! ml_nputs(mbuf, "\"", 1, res)) |
h->flags |= HTML_NOSPACE; |
return(0); |
break; |
break; |
default: |
default: |
break; |
break; |
} |
} |
|
|
|
return(1); |
|
} |
} |
|
|
|
|
/* ARGSUSED */ |
void |
static int |
print_tagq(struct html *h, const struct tag *until) |
html_inlinetagname(struct md_mbuf *mbuf, |
|
const struct md_args *args, int tok, size_t *res) |
|
{ |
{ |
|
struct tag *tag; |
|
|
switch (tok) { |
while ((tag = h->tags.head) != NULL) { |
case (ROFF_Pp): |
print_ctag(h, tag->tag); |
return(ml_nputs(mbuf, "div", 3, res)); |
h->tags.head = tag->next; |
case (ROFF_Sx): |
free(tag); |
return(ml_nputs(mbuf, "a", 1, res)); |
if (until && tag == until) |
default: |
return; |
break; |
|
} |
} |
|
|
return(ml_puts(mbuf, "span", res)); |
|
} |
} |
|
|
|
|
static ssize_t |
void |
html_begintag(struct md_mbuf *mbuf, void *data, |
print_stagq(struct html *h, const struct tag *suntil) |
const struct md_args *args, enum md_ns ns, |
|
int tok, const int *argc, const char **argv) |
|
{ |
{ |
size_t res; |
struct tag *tag; |
struct htmlq *q; |
|
struct htmlnode *node; |
|
int i; |
|
|
|
assert(ns != MD_NS_DEFAULT); |
while ((tag = h->tags.head) != NULL) { |
res = 0; |
if (suntil && tag == suntil) |
|
return; |
assert(data); |
print_ctag(h, tag->tag); |
q = (struct htmlq *)data; |
h->tags.head = tag->next; |
|
free(tag); |
if (NULL == (node = calloc(1, sizeof(struct htmlnode)))) { |
|
warn("calloc"); |
|
return(-1); |
|
} |
} |
|
|
node->parent = q->last; |
|
node->tok = tok; |
|
node->ns = ns; |
|
|
|
if (argc) { |
|
/* TODO: argv. */ |
|
|
|
assert(argv); |
|
/* LINTED */ |
|
for (i = 0; ROFF_ARGMAX != argc[i] |
|
&& i < ROFF_MAXLINEARG; i++) |
|
node->argc[i] = argc[i]; |
|
assert(i != ROFF_MAXLINEARG); |
|
} |
|
|
|
|
|
q->last = node; |
|
|
|
switch (ns) { |
|
case (MD_NS_BLOCK): |
|
if ( ! html_blocktagname(mbuf, args, tok, |
|
q, argc, argv, &res)) |
|
return(-1); |
|
if ( ! html_blocktagargs(mbuf, args, tok, |
|
argc, argv, &res)) |
|
return(-1); |
|
break; |
|
case (MD_NS_BODY): |
|
if ( ! html_bodytagname(mbuf, args, tok, |
|
q, argc, argv, &res)) |
|
return(-1); |
|
if ( ! html_bodytagargs(mbuf, args, tok, |
|
argc, argv, &res)) |
|
return(-1); |
|
break; |
|
case (MD_NS_HEAD): |
|
if ( ! html_headtagname(mbuf, args, tok, q, |
|
argc, argv, &res)) |
|
return(-1); |
|
if ( ! html_headtagargs(mbuf, args, tok, |
|
argc, argv, &res)) |
|
return(-1); |
|
break; |
|
default: |
|
if ( ! html_inlinetagname(mbuf, args, tok, &res)) |
|
return(-1); |
|
if ( ! html_inlinetagargs(mbuf, args, tok, |
|
argc, argv, &res)) |
|
return(-1); |
|
break; |
|
} |
|
|
|
return((ssize_t)res); |
|
} |
} |
|
|
|
|
static ssize_t |
void |
html_endtag(struct md_mbuf *mbuf, void *data, |
bufinit(struct html *h) |
const struct md_args *args, enum md_ns ns, int tok) |
|
{ |
{ |
size_t res; |
|
struct htmlq *q; |
|
struct htmlnode *node; |
|
|
|
assert(ns != MD_NS_DEFAULT); |
h->buf[0] = '\0'; |
res = 0; |
h->buflen = 0; |
|
|
assert(data); |
|
q = (struct htmlq *)data; |
|
node = q->last; |
|
|
|
switch (ns) { |
|
case (MD_NS_BLOCK): |
|
if ( ! html_blocktagname(mbuf, args, tok, |
|
q, node->argc, |
|
(const char **)node->argv, &res)) |
|
return(-1); |
|
break; |
|
case (MD_NS_BODY): |
|
if ( ! html_bodytagname(mbuf, args, tok, |
|
q, node->argc, |
|
(const char **)node->argv, &res)) |
|
return(-1); |
|
break; |
|
case (MD_NS_HEAD): |
|
if ( ! html_headtagname(mbuf, args, tok, |
|
q, node->argc, |
|
(const char **)node->argv, &res)) |
|
return(-1); |
|
break; |
|
default: |
|
if ( ! html_inlinetagname(mbuf, args, tok, &res)) |
|
return(-1); |
|
break; |
|
} |
|
|
|
q->last = node->parent; |
|
|
|
free(node); |
|
|
|
return((ssize_t)res); |
|
} |
} |
|
|
|
|
static int |
void |
html_alloc(void **p) |
bufcat_style(struct html *h, const char *key, const char *val) |
{ |
{ |
|
|
if (NULL == (*p = calloc(1, sizeof(struct htmlq)))) { |
bufcat(h, key); |
warn("calloc"); |
bufncat(h, ":", 1); |
return(0); |
bufcat(h, val); |
} |
bufncat(h, ";", 1); |
return(1); |
|
} |
} |
|
|
|
|
static void |
void |
html_free(void *p) |
bufcat(struct html *h, const char *p) |
{ |
{ |
struct htmlq *q; |
|
struct htmlnode *n; |
|
|
|
assert(p); |
bufncat(h, p, strlen(p)); |
q = (struct htmlq *)p; |
|
|
|
/* LINTED */ |
|
while ((n = q->last)) { |
|
q->last = n->parent; |
|
free(n); |
|
} |
|
|
|
free(q); |
|
} |
} |
|
|
|
|
static ssize_t |
void |
html_beginhttp(struct md_mbuf *mbuf, |
buffmt(struct html *h, const char *fmt, ...) |
const struct md_args *args, |
|
const char *buf, size_t sz) |
|
{ |
{ |
size_t res; |
va_list ap; |
|
|
res = 0; |
va_start(ap, fmt); |
|
(void)vsnprintf(h->buf + (int)h->buflen, |
if ( ! ml_puts(mbuf, "<a href=\"", &res)) |
BUFSIZ - h->buflen - 1, fmt, ap); |
return(-1); |
va_end(ap); |
if (1 != ml_nputstring(mbuf, buf, sz, &res)) |
h->buflen = strlen(h->buf); |
return(-1); |
|
if ( ! ml_puts(mbuf, "\">", &res)) |
|
return(-1); |
|
|
|
return((ssize_t)res); |
|
} |
} |
|
|
|
|
static ssize_t |
void |
html_endhttp(struct md_mbuf *mbuf, |
bufncat(struct html *h, const char *p, size_t sz) |
const struct md_args *args, |
|
const char *buf, size_t sz) |
|
{ |
{ |
size_t res; |
|
|
|
res = 0; |
if (h->buflen + sz > BUFSIZ - 1) |
|
sz = BUFSIZ - 1 - h->buflen; |
|
|
if ( ! ml_puts(mbuf, "</a>", &res)) |
(void)strncat(h->buf, p, sz); |
return(-1); |
h->buflen += sz; |
|
|
return((ssize_t)res); |
|
} |
} |
|
|
|
|
/* ARGSUSED */ |
void |
static ssize_t |
buffmt_includes(struct html *h, const char *name) |
html_beginstring(struct md_mbuf *mbuf, |
|
const struct md_args *args, |
|
const char *buf, size_t sz) |
|
{ |
{ |
|
const char *p, *pp; |
|
|
if (0 == strncmp(buf, "http://", 7)) |
pp = h->base_includes; |
return(html_beginhttp(mbuf, args, buf, sz)); |
|
|
while (NULL != (p = strchr(pp, '%'))) { |
return(0); |
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); |
} |
} |
|
|
|
|
/* ARGSUSED */ |
void |
static ssize_t |
buffmt_man(struct html *h, |
html_endstring(struct md_mbuf *mbuf, |
const char *name, const char *sec) |
const struct md_args *args, |
|
const char *buf, size_t sz) |
|
{ |
{ |
|
const char *p, *pp; |
if (0 == strncmp(buf, "http://", 7)) |
|
return(html_endhttp(mbuf, args, buf, sz)); |
|
|
|
return(0); |
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); |
} |
} |
|
|
|
|
int |
void |
md_line_html(void *data, char *buf) |
bufcat_su(struct html *h, const char *p, const struct roffsu *su) |
{ |
{ |
|
double v; |
|
const char *u; |
|
|
return(mlg_line((struct md_mlg *)data, buf)); |
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; |
|
} |
|
|
|
if (su->pt) |
|
buffmt(h, "%s: %f%s;", p, v, u); |
|
else |
|
/* LINTED */ |
|
buffmt(h, "%s: %d%s;", p, (int)v, u); |
} |
} |
|
|
|
|
int |
void |
md_exit_html(void *data, int flush) |
html_idcat(char *dst, const char *src, int sz) |
{ |
{ |
|
int ssz; |
|
|
return(mlg_exit((struct md_mlg *)data, flush)); |
assert(sz); |
} |
|
|
|
|
/* Cf. <http://www.w3.org/TR/html4/types.html#h-6.2>. */ |
|
|
void * |
for ( ; *dst != '\0' && sz; dst++, sz--) |
md_init_html(const struct md_args *args, |
/* Jump to end. */ ; |
struct md_mbuf *mbuf, const struct md_rbuf *rbuf) |
|
{ |
|
struct ml_cbs cbs; |
|
|
|
cbs.ml_alloc = html_alloc; |
assert(sz > 2); |
cbs.ml_free = html_free; |
|
cbs.ml_begintag = html_begintag; |
|
cbs.ml_endtag = html_endtag; |
|
cbs.ml_begin = html_begin; |
|
cbs.ml_end = html_end; |
|
cbs.ml_beginstring = html_beginstring; |
|
cbs.ml_endstring = html_endstring; |
|
|
|
return(mlg_alloc(args, rbuf, mbuf, &cbs)); |
/* We can't start with a number (bah). */ |
|
|
|
*dst++ = 'x'; |
|
*dst = '\0'; |
|
sz--; |
|
|
|
for ( ; *src != '\0' && sz > 1; src++) { |
|
ssz = snprintf(dst, (size_t)sz, "%.2x", *src); |
|
sz -= ssz; |
|
dst += ssz; |
|
} |
} |
} |