Minor correction: we render HTML character references hexadecimal,

[mandoc.git] / tbl_html.c

diff --git a/tbl_html.c b/tbl_html.c
index 68d3f9c534a8b5ca3152a97d95ee3c6312a7126f..d59f1635d013b3a3ff2eab32ab183a7089e6cd0e 100644 (file)
--- a/tbl_html.c
+++ b/tbl_html.c
@@ -1,6 +1,7 @@
-/*     $Id: tbl_html.c,v 1.7 2011/01/13 14:30:13 kristaps Exp $ */
+/*     $Id: tbl_html.c,v 1.23 2017/07/31 16:14:10 schwarze Exp $ */
 /*
- * Copyright (c) 2009 Kristaps Dzonsons <kristaps@kth.se>
+ * Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2014, 2015, 2017 Ingo Schwarze <schwarze@openbsd.org>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -14,9 +15,9 @@
  * 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 <sys/types.h>
 
 #include <assert.h>
 #include <stdio.h>
@@ -30,51 +31,71 @@
 static void     html_tblopen(struct html *, const struct tbl_span *);
 static size_t   html_tbl_len(size_t, void *);
 static size_t   html_tbl_strlen(const char *, void *);
+static size_t   html_tbl_sulen(const struct roffsu *, void *);
+
 
-/* ARGSUSED */
 static size_t
 html_tbl_len(size_t sz, void *arg)
 {
-       
-       return(sz);
+       return sz;
 }
 
-/* ARGSUSED */
 static size_t
 html_tbl_strlen(const char *p, void *arg)
 {
+       return strlen(p);
+}
 
-       return(strlen(p));
+static size_t
+html_tbl_sulen(const struct roffsu *su, void *arg)
+{
+       if (su->scale < 0.0)
+               return 0;
+
+       switch (su->unit) {
+       case SCALE_FS:  /* 2^16 basic units */
+               return su->scale * 65536.0 / 24.0;
+       case SCALE_IN:  /* 10 characters per inch */
+               return su->scale * 10.0;
+       case SCALE_CM:  /* 2.54 cm per inch */
+               return su->scale * 10.0 / 2.54;
+       case SCALE_PC:  /* 6 pica per inch */
+       case SCALE_VS:
+               return su->scale * 10.0 / 6.0;
+       case SCALE_EN:
+       case SCALE_EM:
+               return su->scale;
+       case SCALE_PT:  /* 12 points per pica */
+               return su->scale * 10.0 / 6.0 / 12.0;
+       case SCALE_BU:  /* 24 basic units per character */
+               return su->scale / 24.0;
+       case SCALE_MM:  /* 1/1000 inch */
+               return su->scale / 100.0;
+       default:
+               abort();
+       }
 }
 
 static void
 html_tblopen(struct html *h, const struct tbl_span *sp)
 {
-       const struct tbl_head *hp;
-       struct htmlpair  tag;
-       struct roffsu    su;
-       struct roffcol  *col;
+       struct tag      *t;
+       int              ic;
 
-       if (TBL_SPAN_FIRST & sp->flags) {
+       if (h->tbl.cols == NULL) {
                h->tbl.len = html_tbl_len;
                h->tbl.slen = html_tbl_strlen;
-               tblcalc(&h->tbl, sp);
+               h->tbl.sulen = html_tbl_sulen;
+               tblcalc(&h->tbl, sp, 0, 0);
        }
 
        assert(NULL == h->tblt);
-       PAIR_CLASS_INIT(&tag, "tbl");
-       h->tblt = print_otag(h, TAG_TABLE, 1, &tag);
-
-       for (hp = sp->head; hp; hp = hp->next) {
-               bufinit(h);
-               col = &h->tbl.cols[hp->ident];
-               SCALE_HS_INIT(&su, col->width);
-               bufcat_su(h, "width", &su);
-               PAIR_STYLE_INIT(&tag, h);
-               print_otag(h, TAG_COL, 1, &tag);
-       }
+       h->tblt = print_otag(h, TAG_TABLE, "c", "tbl");
 
-       print_otag(h, TAG_TBODY, 0, NULL);
+       t = print_otag(h, TAG_COLGROUP, "");
+       for (ic = 0; ic < sp->opts->cols; ic++)
+               print_otag(h, TAG_COL, "shw", h->tbl.cols[ic].width);
+       print_tagq(h, t);
 }
 
 void
@@ -89,14 +110,13 @@ print_tblclose(struct html *h)
 void
 print_tbl(struct html *h, const struct tbl_span *sp)
 {
-       const struct tbl_head *hp;
        const struct tbl_dat *dp;
-       struct htmlpair  tag;
        struct tag      *tt;
+       int              ic;
 
        /* Inhibit printing of spaces: we do padding ourselves. */
 
-       if (NULL == h->tblt)
+       if (h->tblt == NULL)
                html_tblopen(h, sp);
 
        assert(h->tblt);
@@ -104,35 +124,25 @@ print_tbl(struct html *h, const struct tbl_span *sp)
        h->flags |= HTML_NONOSPACE;
        h->flags |= HTML_NOSPACE;
 
-       tt = print_otag(h, TAG_TR, 0, NULL);
+       tt = print_otag(h, TAG_TR, "");
 
        switch (sp->pos) {
-       case (TBL_SPAN_HORIZ):
-               /* FALLTHROUGH */
-       case (TBL_SPAN_DHORIZ):
-               PAIR_INIT(&tag, ATTR_COLSPAN, "0");
-               print_otag(h, TAG_TD, 1, &tag);
+       case TBL_SPAN_HORIZ:
+       case TBL_SPAN_DHORIZ:
+               print_otag(h, TAG_TD, "?", "colspan", "0");
                break;
        default:
                dp = sp->first;
-               for (hp = sp->head; hp; hp = hp->next) {
+               for (ic = 0; ic < sp->opts->cols; ic++) {
                        print_stagq(h, tt);
-                       print_otag(h, TAG_TD, 0, NULL);
+                       print_otag(h, TAG_TD, "");
 
-                       switch (hp->pos) {
-                       case (TBL_HEAD_VERT):
-                               /* FALLTHROUGH */
-                       case (TBL_HEAD_DVERT):
+                       if (dp == NULL || dp->layout->col > ic)
                                continue;
-                       case (TBL_HEAD_DATA):
-                               if (NULL == dp)
-                                       break;
-                               if (TBL_CELL_DOWN != dp->layout->pos)
-                                       if (dp->string)
-                                               print_text(h, dp->string);
-                               dp = dp->next;
-                               break;
-                       }
+                       if (dp->layout->pos != TBL_CELL_DOWN)
+                               if (dp->string != NULL)
+                                       print_text(h, dp->string);
+                       dp = dp->next;
                }
                break;
        }
@@ -141,7 +151,7 @@ print_tbl(struct html *h, const struct tbl_span *sp)
 
        h->flags &= ~HTML_NONOSPACE;
 
-       if (TBL_SPAN_LAST & sp->flags) {
+       if (sp->next == NULL) {
                assert(h->tbl.cols);
                free(h->tbl.cols);
                h->tbl.cols = NULL;