/* PSPP - a program for statistical analysis.
- Copyright (C) 1997-9, 2000, 2009, 2010, 2011, 2012, 2013, 2014 Free Software Foundation, Inc.
+ Copyright (C) 1997-9, 2000, 2009, 2010, 2011, 2012, 2013, 2014, 2017,
+ 2020 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
#include <ctype.h>
#include <time.h>
#include <unistd.h>
+#include <locale.h>
#include "data/file-name.h"
+#include "data/file-handle-def.h"
#include "libpspp/assertion.h"
#include "libpspp/cast.h"
#include "libpspp/compiler.h"
+#include "libpspp/i18n.h"
#include "libpspp/message.h"
#include "libpspp/version.h"
#include "output/cairo.h"
#include "output/table-item.h"
#include "output/text-item.h"
-#include "xalloc.h"
+#include "gl/minmax.h"
+#include "gl/xalloc.h"
#include "gettext.h"
#define _(msgid) gettext (msgid)
{
struct output_driver driver;
#ifdef HAVE_CAIRO
- struct xr_color fg;
- struct xr_color bg;
-#endif
- char *file_name;
+ struct cell_color fg;
+ struct cell_color bg;
+#endif
+ struct file_handle *handle;
char *chart_file_name;
- char *command_name;
FILE *file;
size_t chart_cnt;
+ bool bare;
bool css;
bool borders;
};
static const struct output_driver_class html_driver_class;
static void html_output_table (struct html_driver *, const struct table_item *);
-static void escape_string (FILE *file,
- const char *text, size_t length,
+static void escape_string (FILE *file, const char *text,
const char *space, const char *newline);
static void print_title_tag (FILE *file, const char *name,
const char *content);
return driver_option_get (d, options, key, default_value);
}
-static struct output_driver *
-html_create (const char *file_name, enum settings_output_devices device_type,
- struct string_map *o)
+static void
+put_header (struct html_driver *html)
{
- struct output_driver *d;
- struct html_driver *html;
-
- html = xzalloc (sizeof *html);
- d = &html->driver;
- output_driver_init (&html->driver, &html_driver_class, file_name,
- device_type);
- html->css = parse_boolean (opt (d, o, "css", "true"));
- html->borders = parse_boolean (opt (d, o, "borders", "true"));
-
- html->file_name = xstrdup (file_name);
- html->chart_file_name = parse_chart_file_name (opt (d, o, "charts",
- file_name));
- html->file = NULL;
- html->chart_cnt = 1;
-#ifdef HAVE_CAIRO
- parse_color (d, o, "background-color", "#FFFFFFFFFFFF", &html->bg);
- parse_color (d, o, "foreground-color", "#000000000000", &html->fg);
-#endif
- html->file = fn_open (html->file_name, "w");
- if (html->file == NULL)
- {
- msg_error (errno, _("error opening output file `%s'"), html->file_name);
- goto error;
- }
-
- fputs ("<!DOCTYPE html PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\"\n"
- " \"http://www.w3.org/TR/html4/loose.dtd\">\n", html->file);
- fputs ("<HTML>\n", html->file);
- fputs ("<HEAD>\n", html->file);
- print_title_tag (html->file, "TITLE", _("PSPP Output"));
- fprintf (html->file, "<META NAME=\"generator\" CONTENT=\"%s\">\n", version);
- fputs ("<META HTTP-EQUIV=\"Content-Type\" "
- "CONTENT=\"text/html; charset=utf-8\">\n", html->file);
-
- if ( html->css)
+ fputs ("<!doctype html>\n", html->file);
+ fprintf (html->file, "<html");
+ char *ln = get_language ();
+ if (ln)
+ fprintf (html->file, " lang=\"%s\"", ln);
+ free (ln);
+ fprintf (html->file, ">\n");
+ fputs ("<head>\n", html->file);
+ print_title_tag (html->file, "title", _("PSPP Output"));
+ fprintf (html->file, "<meta name=\"generator\" content=\"%s\">\n", version);
+ fputs ("<meta http-equiv=\"content-type\" "
+ "content=\"text/html; charset=utf-8\">\n", html->file);
+
+ if (html->css)
{
- fputs ("<META http-equiv=\"Content-Style-Type\" content=\"text/css\">\n",
- html->file);
- fputs ("<STYLE TYPE=\"text/css\">\n"
+ fputs ("<style>\n"
"<!--\n"
"body {\n"
" background: white;\n"
"caption {\n"
" text-align: left\n"
"}\n"
+
+ "a:link {\n"
+ " color: #1f00ff;\n"
+ "}\n"
+ "a:visited {\n"
+ " color: #9900dd;\n"
+ "}\n"
+ "a:active {\n"
+ " color: red;\n"
+ "}\n"
"-->\n"
- "</STYLE>\n",
+ "</style>\n",
html->file);
}
- fputs ("</HEAD>\n", html->file);
- fputs ("<BODY BGCOLOR=\"#ffffff\" TEXT=\"#000000\"\n", html->file);
- fputs (" LINK=\"#1f00ff\" ALINK=\"#ff0000\" VLINK=\"#9900dd\">\n", html->file);
+ fputs ("</head>\n", html->file);
+ fputs ("<body>\n", html->file);
+}
+
+static struct output_driver *
+html_create (struct file_handle *fh, enum settings_output_devices device_type,
+ struct string_map *o)
+{
+ struct output_driver *d;
+ struct html_driver *html;
+
+ html = xzalloc (sizeof *html);
+ d = &html->driver;
+ output_driver_init (&html->driver, &html_driver_class, fh_get_file_name (fh),
+ device_type);
+ html->bare = parse_boolean (opt (d, o, "bare", "false"));
+ html->css = parse_boolean (opt (d, o, "css", "true"));
+ html->borders = parse_boolean (opt (d, o, "borders", "true"));
+
+ html->handle = fh;
+ html->chart_file_name = parse_chart_file_name (opt (d, o, "charts",
+ fh_get_file_name (fh)));
+ html->file = NULL;
+ html->chart_cnt = 1;
+#ifdef HAVE_CAIRO
+ html->bg = parse_color (opt (d, o, "background-color", "#FFFFFFFFFFFF"));
+ html->fg = parse_color (opt (d, o, "foreground-color", "#000000000000"));
+#endif
+ html->file = fn_open (html->handle, "w");
+ if (html->file == NULL)
+ {
+ msg_error (errno, _("error opening output file `%s'"), fh_get_file_name (html->handle));
+ goto error;
+ }
+
+ if (!html->bare)
+ put_header (html);
return d;
{
if (content != NULL)
{
- fprintf (file, "<%s>", name);
- escape_string (file, content, strlen (content), " ", " - ");
+ fprintf (file, "<%s>", name);
+ escape_string (file, content, " ", " - ");
fprintf (file, "</%s>\n", name);
}
}
if (html->file != NULL)
{
- fprintf (html->file,
- "</BODY>\n"
- "</HTML>\n"
- "<!-- end of file -->\n");
- fn_close (html->file_name, html->file);
+ if (!html->bare)
+ fprintf (html->file,
+ "</body>\n"
+ "</html>\n"
+ "<!-- end of file -->\n");
+ fn_close (html->handle, html->file);
}
free (html->chart_file_name);
- free (html->file_name);
- free (html->command_name);
+ fh_unref (html->handle);
free (html);
}
{
struct html_driver *html = html_driver_cast (driver);
- output_driver_track_current_command (output_item, &html->command_name);
-
if (is_table_item (output_item))
{
struct table_item *table_item = to_table_item (output_item);
html->chart_cnt++,
&html->fg,
&html->bg
- );
+ );
if (file_name != NULL)
{
const char *title = chart_item_get_title (chart_item);
- fprintf (html->file, "<IMG SRC=\"%s\" ALT=\"Chart: %s\">",
+ fprintf (html->file, "<img src=\"%s\" alt=\"chart: %s\">",
file_name, title ? title : _("No description"));
free (file_name);
}
switch (text_item_get_type (text_item))
{
- case TEXT_ITEM_TITLE:
- print_title_tag (html->file, "H1", s);
+ case TEXT_ITEM_PAGE_TITLE:
break;
- case TEXT_ITEM_SUBTITLE:
- print_title_tag (html->file, "H2", s);
- break;
-
- case TEXT_ITEM_COMMAND_OPEN:
- fprintf (html->file, "<DIV class=\"");
- escape_string (html->file, s, strlen (s), "_", "<BR>");
- fprintf (html->file, "\">");
- print_title_tag (html->file, "H3", s);
- break;
-
- case TEXT_ITEM_COMMAND_CLOSE:
- fprintf (html->file, "</DIV>\n");
- break;
-
- case TEXT_ITEM_SUBHEAD:
- print_title_tag (html->file, "H4", s);
+ case TEXT_ITEM_TITLE:
+ {
+ int level = MIN (5, output_get_group_level ()) + 1;
+ char tag[3] = { 'H', level + '1', '\0' };
+ print_title_tag (html->file, tag, s);
+ }
break;
case TEXT_ITEM_SYNTAX:
- fprintf (html->file, "<PRE class=\"syntax\">");
- escape_string (html->file, s, strlen (s), " ", "<BR>");
- fprintf (html->file, "</PRE>\n");
- break;
-
- case TEXT_ITEM_PARAGRAPH:
- print_title_tag (html->file, "P", s);
- break;
-
- case TEXT_ITEM_MONOSPACE:
- print_title_tag (html->file, "PRE", s); /* should be <P><TT> */
- break;
-
- case TEXT_ITEM_BLANK_LINE:
- fputs ("<BR>", html->file);
- break;
-
- case TEXT_ITEM_EJECT_PAGE:
- /* Nothing to do. */
+ fprintf (html->file, "<pre class=\"syntax\">");
+ escape_string (html->file, s, " ", "<br>");
+ fprintf (html->file, "</pre>\n");
break;
- case TEXT_ITEM_COMMENT:
- case TEXT_ITEM_ECHO:
- /* We print out syntax anyway, so nothing to do here either. */
+ case TEXT_ITEM_LOG:
+ print_title_tag (html->file, "pre", s); /* should be <P><TT> */
break;
}
}
else if (is_message_item (output_item))
{
const struct message_item *message_item = to_message_item (output_item);
- const struct msg *msg = message_item_get_msg (message_item);
- char *s = msg_to_string (msg, html->command_name);
- print_title_tag (html->file, "P", s);
+ char *s = msg_to_string (message_item_get_msg (message_item));
+ print_title_tag (html->file, "p", s);
free (s);
}
}
-/* Write LENGTH characters in TEXT to file F, escaping characters as necessary
- for HTML. Spaces are replaced by SPACE, which should be " " or " "
- New-lines are replaced by NEWLINE, which might be "<BR>" or "\n" or
- something else appropriate. */
+/* Write TEXT to file F, escaping characters as necessary for HTML. Spaces are
+ replaced by SPACE, which should be " " or " " New-lines are replaced by
+ NEWLINE, which might be "<BR>" or "\n" or something else appropriate. */
static void
-escape_string (FILE *file,
- const char *text, size_t length,
+escape_string (FILE *file, const char *text,
const char *space, const char *newline)
{
- while (length-- > 0)
+ for (;;)
{
char c = *text++;
switch (c)
{
+ case 0:
+ return;
case '\n':
fputs (newline, file);
break;
}
static void
-put_border (FILE *file, int n_borders, int style, const char *border_name)
+escape_tag (FILE *file, const char *tag,
+ const char *text, const char *space, const char *newline)
+{
+ if (!text || !*text)
+ return;
+
+ fprintf (file, "<%s>", tag);
+ escape_string (file, text, space, newline);
+ fprintf (file, "</%s>", tag);
+}
+
+static const char *
+border_to_css (int border)
+{
+ switch (border)
+ {
+ case TABLE_STROKE_NONE:
+ return NULL;
+
+ case TABLE_STROKE_SOLID:
+ return "solid";
+
+ case TABLE_STROKE_DASHED:
+ return "dashed";
+
+ case TABLE_STROKE_THICK:
+ return "thick solid";
+
+ case TABLE_STROKE_THIN:
+ return "thin solid";
+
+ case TABLE_STROKE_DOUBLE:
+ return "double";
+
+ default:
+ return NULL;
+ }
+
+}
+
+struct css_style
+{
+ FILE *file;
+ int n_styles;
+};
+
+static struct css_style *
+style_start (FILE *file)
+{
+ struct css_style *cs = XMALLOC (struct css_style);
+ cs->file = file;
+ cs->n_styles = 0;
+ fputs (" style=\"", file);
+ return cs;
+}
+
+static void
+style_end (struct css_style *cs)
{
- fprintf (file, "%sborder-%s: %s",
- n_borders == 0 ? " STYLE=\"" : "; ",
- border_name,
- style == TAL_1 ? "thin solid" : "double");
+ fputs ("\"", cs->file);
+ free (cs);
}
static void
-html_output_table (struct html_driver *html, const struct table_item *item)
+put_style (struct css_style *st, const char *name, const char *value)
{
- const struct table *t = table_item_get_table (item);
- const char *caption = table_item_get_caption (item);
- int footnote_idx = 0;
- int y;
+ if (st->n_styles++ > 0)
+ fputs ("; ", st->file);
+ fprintf (st->file, "%s: %s", name, value);
+}
- fputs ("<TABLE>", html->file);
+static void
+put_border (struct css_style *st, int style, const char *border_name)
+{
+ const char *css = border_to_css (style);
+ if (css)
+ {
+ if (st->n_styles++ > 0)
+ fputs ("; ", st->file);
+ fprintf (st->file, "border-%s: %s", border_name, css);
+ }
+}
- footnote_idx = 0;
- for (y = 0; y < table_nr (t); y++)
+static void
+put_tfoot (struct html_driver *html, const struct table *t, bool *tfoot)
+{
+ if (!*tfoot)
{
- int x;
+ fputs ("<tfoot>\n", html->file);
+ fputs ("<tr>\n", html->file);
+ fprintf (html->file, "<td colspan=%d>\n", table_nc (t));
+ *tfoot = true;
+ }
+ else
+ fputs ("\n<br>", html->file);
+}
- for (x = 0; x < table_nc (t); )
+static void
+html_put_footnote_markers (struct html_driver *html,
+ const struct footnote **footnotes,
+ size_t n_footnotes)
+{
+ if (n_footnotes > 0)
+ {
+ fputs ("<sup>", html->file);
+ for (size_t i = 0; i < n_footnotes; i++)
{
- const struct cell_contents *c;
- struct table_cell cell;
+ const struct footnote *f = footnotes[i];
- table_get_cell (t, x, y, &cell);
- if (y != cell.d[TABLE_VERT][0])
- continue;
+ if (i > 0)
+ putc (',', html->file);
+ escape_string (html->file, f->marker, " ", "<br>");
+ }
+ fputs ("</sup>", html->file);
+ }
+}
- for (c = cell.contents; c < &cell.contents[cell.n_contents]; c++)
- {
- int i;
+static void
+html_put_table_item_text (struct html_driver *html,
+ const struct table_item_text *text)
+{
+ escape_string (html->file, text->content, " ", "<br>");
+ html_put_footnote_markers (html, text->footnotes, text->n_footnotes);
+}
- for (i = 0; i < c->n_footnotes; i++)
- {
- char marker[16];
-
- if (!footnote_idx)
- fprintf (html->file, "<TFOOT><TR><TD COLSPAN=%d>",
- table_nc (t));
- else
- fputs ("\n<BR>", html->file);
- str_format_26adic (++footnote_idx, false, marker, sizeof marker);
- fprintf (html->file, "<SUP>%s</SUP> ", marker);
- escape_string (html->file, c->footnotes[i],
- strlen (c->footnotes[i]), " ", "<BR>");
- }
- }
- x = cell.d[TABLE_HORZ][1];
- table_cell_free (&cell);
- }
+static void
+html_put_table_item_layers (struct html_driver *html,
+ const struct table_item_layers *layers)
+{
+ for (size_t i = 0; i < layers->n_layers; i++)
+ {
+ if (i)
+ fputs ("<br>\n", html->file);
+
+ const struct table_item_layer *layer = &layers->layers[i];
+ escape_string (html->file, layer->content, " ", "<br>");
+ html_put_footnote_markers (html, layer->footnotes, layer->n_footnotes);
}
- if (footnote_idx)
+}
+
+static void
+html_output_table (struct html_driver *html, const struct table_item *item)
+{
+ const struct table *t = table_item_get_table (item);
+ bool tfoot = false;
+ int y;
+
+ fputs ("<table>\n", html->file);
+
+ const struct table_item_text *caption = table_item_get_caption (item);
+ if (caption)
{
- fputs ("</TD></TR></TFOOT>\n", html->file);
- footnote_idx = 0;
+ put_tfoot (html, t, &tfoot);
+ html_put_table_item_text (html, caption);
}
+ const struct footnote **f;
+ size_t n_footnotes = table_collect_footnotes (item, &f);
- fputs ("<TBODY VALIGN=\"TOP\">\n", html->file);
+ for (size_t i = 0; i < n_footnotes; i++)
+ {
+ put_tfoot (html, t, &tfoot);
+ escape_tag (html->file, "sup", f[i]->marker, " ", "<br>");
+ escape_string (html->file, f[i]->content, " ", "<br>");
+ }
+ free (f);
+ if (tfoot)
+ {
+ fputs ("</td>\n", html->file);
+ fputs ("</tr>\n", html->file);
+ fputs ("</tfoot>\n", html->file);
+ }
- if (caption != NULL)
+ const struct table_item_text *title = table_item_get_title (item);
+ const struct table_item_layers *layers = table_item_get_layers (item);
+ if (title || layers)
{
- fputs (" <CAPTION>", html->file);
- escape_string (html->file, caption, strlen (caption), " ", "<BR>");
- fputs ("</CAPTION>\n", html->file);
+ fputs ("<caption>", html->file);
+ if (title)
+ html_put_table_item_text (html, title);
+ if (title && layers)
+ fputs ("<br>\n", html->file);
+ if (layers)
+ html_put_table_item_layers (html, layers);
+ fputs ("</caption>\n", html->file);
}
+ fputs ("<tbody>\n", html->file);
+
for (y = 0; y < table_nr (t); y++)
{
int x;
- fputs (" <TR>\n", html->file);
- for (x = 0; x < table_nc (t); )
+ fputs ("<tr>\n", html->file);
+ for (x = 0; x < table_nc (t);)
{
- const struct cell_contents *c;
struct table_cell cell;
const char *tag;
- bool is_header;
- int alignment, colspan, rowspan;
- int top, left, right, bottom, n_borders;
table_get_cell (t, x, y, &cell);
if (x != cell.d[TABLE_HORZ][0] || y != cell.d[TABLE_VERT][0])
- continue;
+ goto next_1;
- /* Output <TD> or <TH> tag. */
- is_header = (y < table_ht (t)
+ /* output <td> or <th> tag. */
+ bool is_header = (y < table_ht (t)
|| y >= table_nr (t) - table_hb (t)
|| x < table_hl (t)
|| x >= table_nc (t) - table_hr (t));
- tag = is_header ? "TH" : "TD";
- fprintf (html->file, " <%s", tag);
+ tag = is_header ? "th" : "td";
+ fprintf (html->file, "<%s", tag);
- alignment = (cell.n_contents > 0
- ? cell.contents[0].options & TAB_ALIGNMENT
- : TAB_LEFT);
- if (alignment != TAB_LEFT)
- fprintf (html->file, " ALIGN=\"%s\"",
- alignment == TAB_RIGHT ? "RIGHT" : "CENTER");
+ struct css_style *style = style_start (html->file);
+ enum table_halign halign = table_halign_interpret (
+ cell.style->cell_style.halign, cell.options & TAB_NUMERIC);
- colspan = table_cell_colspan (&cell);
- if (colspan > 1)
- fprintf (html->file, " COLSPAN=\"%d\"", colspan);
+ switch (halign)
+ {
+ case TABLE_HALIGN_RIGHT:
+ put_style (style, "text-align", "right");
+ break;
+ case TABLE_HALIGN_CENTER:
+ put_style (style, "text-align", "center");
+ break;
+ default:
+ /* Do nothing */
+ break;
+ }
- rowspan = table_cell_rowspan (&cell);
- if (rowspan > 1)
- fprintf (html->file, " ROWSPAN=\"%d\"", rowspan);
+ if (cell.style->cell_style.valign != TABLE_VALIGN_TOP)
+ {
+ put_style (style, "vertical-align",
+ (cell.style->cell_style.valign == TABLE_VALIGN_BOTTOM
+ ? "bottom" : "middle"));
+ }
+
+ int colspan = table_cell_colspan (&cell);
+ int rowspan = table_cell_rowspan (&cell);
if (html->borders)
{
/* Cell borders. */
- n_borders = 0;
-
- top = table_get_rule (t, TABLE_VERT, x, y);
- if (top > TAL_GAP)
- put_border (html->file, n_borders++, top, "top");
+ struct cell_color color;
+
+ int top = table_get_rule (t, TABLE_VERT, x, y, &color);
+ put_border (style, top, "top");
if (y + rowspan == table_nr (t))
{
- bottom = table_get_rule (t, TABLE_VERT, x, y + rowspan);
- if (bottom > TAL_GAP)
- put_border (html->file, n_borders++, bottom, "bottom");
+ int bottom = table_get_rule (t, TABLE_VERT, x, y + rowspan,
+ &color);
+ put_border (style, bottom, "bottom");
}
- left = table_get_rule (t, TABLE_HORZ, x, y);
- if (left > TAL_GAP)
- put_border (html->file, n_borders++, left, "left");
+ int left = table_get_rule (t, TABLE_HORZ, x, y, &color);
+ put_border (style, left, "left");
if (x + colspan == table_nc (t))
{
- right = table_get_rule (t, TABLE_HORZ, x + colspan, y);
- if (right > TAL_GAP)
- put_border (html->file, n_borders++, right, "right");
+ int right = table_get_rule (t, TABLE_HORZ, x + colspan, y,
+ &color);
+ put_border (style, right, "right");
}
-
- if (n_borders > 0)
- fputs ("\"", html->file);
}
+ style_end (style);
+
+ if (colspan > 1)
+ fprintf (html->file, " colspan=\"%d\"", colspan);
+
+ if (rowspan > 1)
+ fprintf (html->file, " rowspan=\"%d\"", rowspan);
putc ('>', html->file);
/* Output cell contents. */
- for (c = cell.contents; c < &cell.contents[cell.n_contents]; c++)
+ const char *s = cell.text;
+ if (cell.options & TAB_FIX)
+ escape_tag (html->file, "tt", s, " ", "<br>");
+ else
+ {
+ s += strspn (s, CC_SPACES);
+ escape_string (html->file, s, " ", "<br>");
+ }
+
+ if (cell.n_subscripts)
{
- if (c->text)
+ fputs ("<sub>", html->file);
+ for (size_t i = 0; i < cell.n_subscripts; i++)
{
- const char *s = c->text;
- int i;
-
- if (c->options & TAB_EMPH)
- fputs ("<EM>", html->file);
- if (c->options & TAB_FIX)
- {
- fputs ("<TT>", html->file);
- escape_string (html->file, s, strlen (s), " ", "<BR>");
- fputs ("</TT>", html->file);
- }
- else
- {
- s += strspn (s, CC_SPACES);
- escape_string (html->file, s, strlen (s), " ", "<BR>");
- }
- if (c->options & TAB_EMPH)
- fputs ("</EM>", html->file);
-
- if (c->n_footnotes > 0)
- {
- fputs ("<SUP>", html->file);
- for (i = 0; i < c->n_footnotes; i++)
- {
- char marker[16];
-
- if (i > 0)
- putc (',', html->file);
- str_format_26adic (++footnote_idx, false,
- marker, sizeof marker);
- fputs (marker, html->file);
- }
- fputs ("</SUP>", html->file);
- }
+ if (i)
+ putc (',', html->file);
+ escape_string (html->file, cell.subscripts[i],
+ " ", "<br>");
}
- else
- html_output_table (html, c->table);
+ fputs ("</sub>", html->file);
}
+ if (cell.superscript)
+ escape_tag (html->file, "sup", cell.superscript, " ", "<br>");
+ html_put_footnote_markers (html, cell.footnotes, cell.n_footnotes);
- /* Output </TH> or </TD>. */
+ /* output </th> or </td>. */
fprintf (html->file, "</%s>\n", tag);
+ next_1:
x = cell.d[TABLE_HORZ][1];
- table_cell_free (&cell);
}
- fputs (" </TR>\n", html->file);
+ fputs ("</tr>\n", html->file);
}
- fputs ("</TBODY></TABLE>\n\n", html->file);
+ fputs ("</tbody>\n", html->file);
+ fputs ("</table>\n\n", html->file);
}
struct output_driver_factory html_driver_factory =