=================================================================== RCS file: /cvs/mandoc/man_html.c,v retrieving revision 1.7 retrieving revision 1.35 diff -u -p -r1.7 -r1.35 --- mandoc/man_html.c 2009/10/07 12:35:23 1.7 +++ mandoc/man_html.c 2010/05/17 22:11:42 1.35 @@ -1,4 +1,4 @@ -/* $Id: man_html.c,v 1.7 2009/10/07 12:35:23 kristaps Exp $ */ +/* $Id: man_html.c,v 1.35 2010/05/17 22:11:42 kristaps Exp $ */ /* * Copyright (c) 2008, 2009 Kristaps Dzonsons * @@ -14,21 +14,26 @@ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + #include -#include #include #include -#include #include #include #include +#include "mandoc.h" #include "out.h" #include "html.h" #include "man.h" +#include "main.h" /* TODO: preserve ident widths. */ +/* FIXME: have PD set the default vspace width. */ #define INDENT 5 #define HALFINDENT 3 @@ -50,20 +55,22 @@ static void print_man_node(MAN_ARGS); static int a2width(const struct man_node *, struct roffsu *); +static int man_alt_pre(MAN_ARGS); static int man_br_pre(MAN_ARGS); +static int man_ign_pre(MAN_ARGS); +static void man_root_post(MAN_ARGS); +static int man_root_pre(MAN_ARGS); +static int man_B_pre(MAN_ARGS); static int man_HP_pre(MAN_ARGS); +static int man_I_pre(MAN_ARGS); static int man_IP_pre(MAN_ARGS); static int man_PP_pre(MAN_ARGS); -static void man_root_post(MAN_ARGS); -static int man_root_pre(MAN_ARGS); +static int man_RS_pre(MAN_ARGS); +static int man_SB_pre(MAN_ARGS); static int man_SH_pre(MAN_ARGS); +static int man_SM_pre(MAN_ARGS); static int man_SS_pre(MAN_ARGS); -#ifdef __linux__ -extern size_t strlcpy(char *, const char *, size_t); -extern size_t strlcat(char *, const char *, size_t); -#endif - static const struct htmlman mans[MAN_MAX] = { { man_br_pre, NULL }, /* br */ { NULL, NULL }, /* TH */ @@ -75,17 +82,17 @@ static const struct htmlman mans[MAN_MAX] = { { man_PP_pre, NULL }, /* P */ { man_IP_pre, NULL }, /* IP */ { man_HP_pre, NULL }, /* HP */ - { NULL, NULL }, /* SM */ - { NULL, NULL }, /* SB */ - { NULL, NULL }, /* BI */ - { NULL, NULL }, /* IB */ - { NULL, NULL }, /* BR */ - { NULL, NULL }, /* RB */ + { man_SM_pre, NULL }, /* SM */ + { man_SB_pre, NULL }, /* SB */ + { man_alt_pre, NULL }, /* BI */ + { man_alt_pre, NULL }, /* IB */ + { man_alt_pre, NULL }, /* BR */ + { man_alt_pre, NULL }, /* RB */ { NULL, NULL }, /* R */ - { NULL, NULL }, /* B */ - { NULL, NULL }, /* I */ - { NULL, NULL }, /* IR */ - { NULL, NULL }, /* RI */ + { man_B_pre, NULL }, /* B */ + { man_I_pre, NULL }, /* I */ + { man_alt_pre, NULL }, /* IR */ + { man_alt_pre, NULL }, /* RI */ { NULL, NULL }, /* na */ { NULL, NULL }, /* i */ { man_br_pre, NULL }, /* sp */ @@ -93,9 +100,14 @@ static const struct htmlman mans[MAN_MAX] = { { NULL, NULL }, /* fi */ { NULL, NULL }, /* r */ { NULL, NULL }, /* RE */ - { NULL, NULL }, /* RS */ - { NULL, NULL }, /* DT */ - { NULL, NULL }, /* UC */ + { man_RS_pre, NULL }, /* RS */ + { man_ign_pre, NULL }, /* DT */ + { man_ign_pre, NULL }, /* UC */ + { man_ign_pre, NULL }, /* PD */ + { man_br_pre, NULL }, /* Sp */ + { man_ign_pre, NULL }, /* Vb */ + { NULL, NULL }, /* Ve */ + { man_ign_pre, NULL }, /* AT */ }; @@ -107,7 +119,7 @@ html_man(void *arg, const struct man *m) h = (struct html *)arg; - print_gen_doctype(h); + print_gen_decls(h); t = print_otag(h, TAG_HTML, 0, NULL); print_man(man_meta(m), man_node(m), h); @@ -146,7 +158,7 @@ print_man_head(MAN_ARGS) print_gen_head(h); bufinit(h); - buffmt(h, "%s(%d)", m->title, m->msec); + buffmt(h, "%s(%s)", m->title, m->msec); print_otag(h, TAG_TITLE, 0, NULL); print_text(h, h->buf); @@ -170,18 +182,35 @@ print_man_node(MAN_ARGS) struct tag *t; child = 1; - t = SLIST_FIRST(&h->tags); + t = h->tags.head; bufinit(h); + /* + * FIXME: embedded elements within next-line scopes (e.g., `br' + * within an empty `B') will cause formatting to be forgotten + * due to scope closing out. + */ + switch (n->type) { case (MAN_ROOT): child = man_root_pre(m, n, h); break; case (MAN_TEXT): print_text(h, n->string); - break; + return; default: + /* + * Close out scope of font prior to opening a macro + * scope. Assert that the metafont is on the top of the + * stack (it's never nested). + */ + if (h->metaf) { + assert(h->metaf == t); + print_tagq(h, h->metaf); + assert(NULL == h->metaf); + t = h->tags.head; + } if (mans[n->tok].pre) child = (*mans[n->tok].pre)(m, n, h); break; @@ -190,6 +219,7 @@ print_man_node(MAN_ARGS) if (child && n->child) print_man_nodelist(m, n->child, h); + /* This will automatically close out any font scope. */ print_stagq(h, t); bufinit(h); @@ -214,7 +244,7 @@ a2width(const struct man_node *n, struct roffsu *su) if (MAN_TEXT != n->type) return(0); - if (a2roffsu(n->string, su)) + if (a2roffsu(n->string, su, SCALE_BU)) return(1); return(0); @@ -225,7 +255,7 @@ a2width(const struct man_node *n, struct roffsu *su) static int man_root_pre(MAN_ARGS) { - struct htmlpair tag[2]; + struct htmlpair tag[3]; struct tag *t, *tt; char b[BUFSIZ], title[BUFSIZ]; @@ -233,13 +263,14 @@ man_root_pre(MAN_ARGS) if (m->vol) (void)strlcat(b, m->vol, BUFSIZ); - (void)snprintf(title, BUFSIZ - 1, - "%s(%d)", m->title, m->msec); + snprintf(title, BUFSIZ - 1, "%s(%s)", m->title, m->msec); PAIR_CLASS_INIT(&tag[0], "header"); bufcat_style(h, "width", "100%"); PAIR_STYLE_INIT(&tag[1], h); - t = print_otag(h, TAG_TABLE, 2, tag); + PAIR_SUMMARY_INIT(&tag[2], "header"); + + t = print_otag(h, TAG_TABLE, 3, tag); tt = print_otag(h, TAG_TR, 0, NULL); bufinit(h); @@ -273,20 +304,18 @@ man_root_pre(MAN_ARGS) static void man_root_post(MAN_ARGS) { - struct tm tm; - struct htmlpair tag[2]; + struct htmlpair tag[3]; struct tag *t, *tt; - char b[BUFSIZ]; + char b[DATESIZ]; - (void)localtime_r(&m->date, &tm); + time2a(m->date, b, DATESIZ); - if (0 == strftime(b, BUFSIZ - 1, "%B %e, %Y", &tm)) - err(EXIT_FAILURE, "strftime"); - PAIR_CLASS_INIT(&tag[0], "footer"); bufcat_style(h, "width", "100%"); PAIR_STYLE_INIT(&tag[1], h); - t = print_otag(h, TAG_TABLE, 2, tag); + PAIR_SUMMARY_INIT(&tag[2], "footer"); + + t = print_otag(h, TAG_TABLE, 3, tag); tt = print_otag(h, TAG_TR, 0, NULL); bufinit(h); @@ -317,16 +346,26 @@ man_br_pre(MAN_ARGS) SCALE_VS_INIT(&su, 1); - if (MAN_sp == n->tok) { - su.scale = 1; + switch (n->tok) { + case (MAN_Sp): + SCALE_VS_INIT(&su, 0.5); + break; + case (MAN_sp): if (n->child) - a2roffsu(n->child->string, &su); - } else if (MAN_br == n->tok) + a2roffsu(n->child->string, &su, SCALE_VS); + break; + default: su.scale = 0; + break; + } bufcat_su(h, "height", &su); PAIR_STYLE_INIT(&tag, h); print_otag(h, TAG_DIV, 1, &tag); + + /* So the div isn't empty: */ + print_text(h, "\\~"); + return(0); } @@ -370,6 +409,82 @@ man_SH_pre(MAN_ARGS) /* ARGSUSED */ static int +man_alt_pre(MAN_ARGS) +{ + const struct man_node *nn; + struct tag *t; + int i; + enum htmlfont fp; + + for (i = 0, nn = n->child; nn; nn = nn->next, i++) { + switch (n->tok) { + case (MAN_BI): + fp = i % 2 ? HTMLFONT_ITALIC : HTMLFONT_BOLD; + break; + case (MAN_IB): + fp = i % 2 ? HTMLFONT_BOLD : HTMLFONT_ITALIC; + break; + case (MAN_RI): + fp = i % 2 ? HTMLFONT_ITALIC : HTMLFONT_NONE; + break; + case (MAN_IR): + fp = i % 2 ? HTMLFONT_NONE : HTMLFONT_ITALIC; + break; + case (MAN_BR): + fp = i % 2 ? HTMLFONT_NONE : HTMLFONT_BOLD; + break; + case (MAN_RB): + fp = i % 2 ? HTMLFONT_BOLD : HTMLFONT_NONE; + break; + default: + abort(); + /* NOTREACHED */ + } + + if (i) + h->flags |= HTML_NOSPACE; + + /* + * Open and close the scope with each argument, so that + * internal \f escapes, which are common, are also + * closed out with the scope. + */ + t = print_ofont(h, fp); + print_man_node(m, nn, h); + print_tagq(h, t); + } + + return(0); +} + + +/* ARGSUSED */ +static int +man_SB_pre(MAN_ARGS) +{ + struct htmlpair tag; + + /* FIXME: print_ofont(). */ + PAIR_CLASS_INIT(&tag, "small bold"); + print_otag(h, TAG_SPAN, 1, &tag); + return(1); +} + + +/* ARGSUSED */ +static int +man_SM_pre(MAN_ARGS) +{ + struct htmlpair tag; + + PAIR_CLASS_INIT(&tag, "small"); + print_otag(h, TAG_SPAN, 1, &tag); + return(1); +} + + +/* ARGSUSED */ +static int man_SS_pre(MAN_ARGS) { struct htmlpair tag[3]; @@ -424,19 +539,19 @@ man_PP_pre(MAN_ARGS) i = 0; - if (MAN_ROOT == n->parent->tok) { + if (MAN_ROOT == n->parent->type) { SCALE_HS_INIT(&su, INDENT); bufcat_su(h, "margin-left", &su); - i++; + i = 1; } - if (n->next && n->next->child) { + if (n->prev) { SCALE_VS_INIT(&su, 1); - bufcat_su(h, "margin-bottom", &su); - i++; + bufcat_su(h, "margin-top", &su); + i = 1; } PAIR_STYLE_INIT(&tag, h); - print_otag(h, TAG_DIV, i ? 1 : 0, &tag); + print_otag(h, TAG_DIV, i, &tag); return(1); } @@ -471,6 +586,8 @@ man_IP_pre(MAN_ARGS) SCALE_HS_INIT(&su, INDENT); width = 0; + /* Width is the last token. */ + if (MAN_IP == n->tok && NULL != nn) if (NULL != (nn = nn->next)) { for ( ; nn->next; nn = nn->next) @@ -478,11 +595,20 @@ man_IP_pre(MAN_ARGS) width = a2width(nn, &su); } - if (MAN_TP == n->tok && NULL != nn) - width = a2width(nn, &su); + /* Width is the first token. */ + if (MAN_TP == n->tok && NULL != nn) { + /* Skip past non-text children. */ + while (nn && MAN_TEXT != nn->type) + nn = nn->next; + if (nn) + width = a2width(nn, &su); + } + if (MAN_BLOCK == n->type) { bufcat_su(h, "margin-left", &su); + SCALE_VS_INIT(&su, 1); + bufcat_su(h, "margin-top", &su); bufcat_style(h, "clear", "both"); PAIR_STYLE_INIT(&tag, h); print_otag(h, TAG_DIV, 1, &tag); @@ -502,11 +628,20 @@ man_IP_pre(MAN_ARGS) PAIR_STYLE_INIT(&tag, h); print_otag(h, TAG_DIV, 1, &tag); - /* With a length string, manually omit the last child. */ + /* + * Without a length string, we can print all of our children. + */ if ( ! width) return(1); + /* + * When a length has been specified, we need to carefully print + * our child context: IP gets all children printed but the last + * (the width), while TP gets all children printed but the first + * (the width). + */ + if (MAN_IP == n->tok) for (nn = n->child; nn->next; nn = nn->next) print_man_node(m, nn, h); @@ -539,6 +674,8 @@ man_HP_pre(MAN_ARGS) if (MAN_BLOCK == n->type) { bufcat_su(h, "margin-left", &su); + SCALE_VS_INIT(&su, 1); + bufcat_su(h, "margin-top", &su); bufcat_style(h, "clear", "both"); PAIR_STYLE_INIT(&tag, h); print_otag(h, TAG_DIV, 1, &tag); @@ -554,3 +691,58 @@ man_HP_pre(MAN_ARGS) return(1); } + +/* ARGSUSED */ +static int +man_B_pre(MAN_ARGS) +{ + + print_ofont(h, HTMLFONT_BOLD); + return(1); +} + + +/* ARGSUSED */ +static int +man_I_pre(MAN_ARGS) +{ + + print_ofont(h, HTMLFONT_ITALIC); + return(1); +} + + +/* ARGSUSED */ +static int +man_ign_pre(MAN_ARGS) +{ + + return(0); +} + + +/* ARGSUSED */ +static int +man_RS_pre(MAN_ARGS) +{ + struct htmlpair tag; + struct roffsu su; + + if (MAN_HEAD == n->type) + return(0); + else if (MAN_BODY == n->type) + return(1); + + SCALE_HS_INIT(&su, INDENT); + bufcat_su(h, "margin-left", &su); + + if (n->head->child) { + SCALE_VS_INIT(&su, 1); + a2width(n->head->child, &su); + bufcat_su(h, "margin-top", &su); + } + + PAIR_STYLE_INIT(&tag, h); + print_otag(h, TAG_DIV, 1, &tag); + return(1); +}