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/*
Copyright (c) 2020 Damjan Marion
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:
The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <vppinfra/format.h>
#include <vppinfra/format_table.h>
static table_text_attr_t default_title = {
.flags = TTAF_FG_COLOR_SET | TTAF_BOLD,
.fg_color = TTAC_YELLOW,
.align = TTAA_CENTER,
};
static table_text_attr_t default_body = {
.align = TTAA_RIGHT,
};
static table_text_attr_t default_header_col = {
.flags = TTAF_FG_COLOR_SET,
.fg_color = TTAC_YELLOW,
.align = TTAA_CENTER,
};
static table_text_attr_t default_header_row = {
.flags = TTAF_FG_COLOR_SET | TTAF_BOLD,
.fg_color = TTAC_GREEN,
.align = TTAA_LEFT,
};
u8 *
format_text_cell (table_t *t, u8 *s, table_cell_t *c, table_text_attr_t *def,
int size)
{
table_text_attr_t _a = {}, *a = &_a;
if (c == 0)
return format (s, t->no_ansi ? "" : "\x1b[0m");
clib_memcpy (a, def, sizeof (table_text_attr_t));
if (t->no_ansi == 0)
{
int *codes = 0;
if (c->attr.flags & TTAF_FG_COLOR_SET)
{
a->fg_color = c->attr.fg_color;
a->flags |= TTAF_FG_COLOR_SET;
a->flags |= c->attr.flags & TTAF_FG_COLOR_BRIGHT;
}
if (c->attr.flags & TTAF_BG_COLOR_SET)
{
a->bg_color = c->attr.bg_color;
a->flags |= TTAF_BG_COLOR_SET;
a->flags |= c->attr.flags & TTAF_BG_COLOR_BRIGHT;
}
if (a->flags & TTAF_RESET)
vec_add1 (codes, 0);
if (a->flags & TTAF_BOLD)
vec_add1 (codes, 1);
if (a->flags & TTAF_DIM)
vec_add1 (codes, 2);
if (a->flags & TTAF_UNDERLINE)
vec_add1 (codes, 4);
if (a->flags & TTAF_FG_COLOR_SET)
vec_add1 (codes,
(a->flags & TTAF_FG_COLOR_BRIGHT ? 90 : 30) + a->fg_color);
if (a->flags & TTAF_BG_COLOR_SET)
vec_add1 (codes,
(a->flags & TTAF_BG_COLOR_BRIGHT ? 100 : 40) + a->bg_color);
if (codes)
{
s = format (s, "\x1b[");
for (int i = 0; i < vec_len (codes); i++)
s = format (s, "%s%u", i ? ";" : "", codes[i]);
s = format (s, "m");
vec_free (codes);
}
}
u8 *fmt = 0;
table_text_attr_align_t align = c->attr.align;
if (align == TTAA_DEFAULT)
align = a->align;
if (align == TTAA_LEFT)
fmt = format (fmt, "%%-%uv%c", size, 0);
else if (align == TTAA_CENTER)
fmt = format (fmt, "%%=%uv%c", size, 0);
else
fmt = format (fmt, "%%%uv%c", size, 0);
s = format (s, (char *) fmt, c->text);
vec_free (fmt);
return format (s, t->no_ansi ? "" : "\x1b[0m");
}
u8 *
format_table (u8 *s, va_list *args)
{
table_t *t = va_arg (*args, table_t *);
table_cell_t title_cell = { .text = t->title };
int table_width = 0;
u32 indent = format_get_indent (s);
for (int i = 0; i < vec_len (t->row_sizes); i++)
table_width += t->row_sizes[i];
if (t->title)
{
table_text_attr_t *title_default;
title_default =
t->default_title.as_u32 ? &t->default_title : &default_title;
s = format_text_cell (t, s, &title_cell, title_default, table_width);
s = format (s, "\n%U", format_white_space, indent);
}
for (int c = 0; c < vec_len (t->cells); c++)
{
table_text_attr_t *col_default;
if (c < t->n_header_cols)
col_default = t->default_header_col.as_u32 ? &t->default_header_col :
&default_header_col;
else
col_default =
t->default_body.as_u32 ? &t->default_body : &default_body;
for (int r = 0; r < vec_len (t->cells[c]); r++)
{
table_text_attr_t *row_default = col_default;
if (r)
s = format (s, " ");
if (r < t->n_header_rows && c >= t->n_header_cols)
row_default = t->default_header_row.as_u32 ?
&t->default_header_row :
&default_header_row;
s = format_text_cell (t, s, &t->cells[c][r], row_default,
t->row_sizes[r]);
}
if (c + 1 < vec_len (t->cells))
s = format (s, "\n%U", format_white_space, indent);
}
return s;
}
void
table_format_title (table_t *t, char *fmt, ...)
{
va_list va;
va_start (va, fmt);
t->title = va_format (t->title, fmt, &va);
va_end (va);
}
static table_cell_t *
table_get_cell (table_t *t, int c, int r)
{
c += t->n_header_cols;
r += t->n_header_rows;
/* grow table if needed */
vec_validate (t->cells, c);
for (int i = 0; i < vec_len (t->cells); i++)
vec_validate (t->cells[i], r);
return &t->cells[c][r];
}
void
table_format_cell (table_t *t, int c, int r, char *fmt, ...)
{
table_cell_t *cell = table_get_cell (t, c, r);
va_list va;
c += t->n_header_cols;
r += t->n_header_rows;
va_start (va, fmt);
cell->text = va_format (t->cells[c][r].text, fmt, &va);
va_end (va);
vec_validate (t->row_sizes, r);
t->row_sizes[r] = clib_max (t->row_sizes[r], vec_len (t->cells[c][r].text));
}
void
table_set_cell_align (table_t *t, int c, int r, table_text_attr_align_t a)
{
table_cell_t *cell = table_get_cell (t, c, r);
cell->attr.align = a;
}
void
table_set_cell_fg_color (table_t *t, int c, int r, table_text_attr_color_t v)
{
table_cell_t *cell = table_get_cell (t, c, r);
cell->attr.fg_color = v & 0x7;
cell->attr.flags |= TTAF_FG_COLOR_SET;
if (v & 8)
cell->attr.flags |= TTAF_FG_COLOR_BRIGHT;
else
cell->attr.flags &= ~TTAF_FG_COLOR_BRIGHT;
}
void
table_set_cell_bg_color (table_t *t, int c, int r, table_text_attr_color_t v)
{
table_cell_t *cell = table_get_cell (t, c, r);
cell->attr.bg_color = v & 0x7;
cell->attr.flags |= TTAF_BG_COLOR_SET;
if (v & 8)
cell->attr.flags |= TTAF_BG_COLOR_BRIGHT;
else
cell->attr.flags &= ~TTAF_BG_COLOR_BRIGHT;
}
void
table_free (table_t *t)
{
for (int c = 0; c < vec_len (t->cells); c++)
{
for (int r = 0; r < vec_len (t->cells[c]); r++)
vec_free (t->cells[c][r].text);
vec_free (t->cells[c]);
}
vec_free (t->cells);
vec_free (t->row_sizes);
vec_free (t->title);
clib_memset (t, 0, sizeof (table_t));
}
void
table_add_header_col (table_t *t, int n_strings, ...)
{
va_list arg;
int r, c = t->n_header_cols++;
int n_rows;
vec_insert (t->cells, 1, c);
n_rows = clib_max (n_strings, 1);
n_rows = clib_max (vec_len (t->row_sizes), n_rows);
vec_validate (t->cells[c], n_rows - 1);
va_start (arg, n_strings);
for (r = 0; r < n_rows; r++)
{
if (n_strings-- > 0)
table_format_cell (t, -1, r - t->n_header_rows, "%s",
va_arg (arg, char *));
}
va_end (arg);
}
void
table_add_header_row (table_t *t, int n_strings, ...)
{
va_list arg;
int c, r = t->n_header_rows++;
vec_validate (t->cells, n_strings + t->n_header_cols - 1);
va_start (arg, n_strings);
for (c = t->n_header_cols; c < vec_len (t->cells); c++)
{
vec_insert (t->cells[c + t->n_header_cols], 1, r);
if (n_strings-- > 0)
table_format_cell (t, c, -1, "%s", va_arg (arg, char *));
}
va_end (arg);
}
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