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Add a latex-longtable output format to psql

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latex longtable is more powerful than the 'tabular' output format
'latex' uses.  Also add border=3 support to 'latex'.
This commit is contained in:
Bruce Momjian
2013-01-17 11:39:38 -05:00
parent 8ef6961685
commit b14f81bc9a
4 changed files with 199 additions and 14 deletions
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176
src/bin/psql/print.c
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@ -1612,8 +1612,8 @@ print_latex_text(const printTableContent *cont, FILE *fout)
if (cancel_pressed)
return;
if (opt_border > 2)
opt_border = 2;
if (opt_border > 3)
opt_border = 3;
if (cont->opt->start_table)
{
@ -1628,7 +1628,7 @@ print_latex_text(const printTableContent *cont, FILE *fout)
/* begin environment and set alignments and borders */
fputs("\\begin{tabular}{", fout);
if (opt_border == 2)
if (opt_border >= 2)
fputs("| ", fout);
for (i = 0; i < cont->ncolumns; i++)
{
@ -1636,12 +1636,12 @@ print_latex_text(const printTableContent *cont, FILE *fout)
if (opt_border != 0 && i < cont->ncolumns - 1)
fputs(" | ", fout);
}
if (opt_border == 2)
if (opt_border >= 2)
fputs(" |", fout);
fputs("}\n", fout);
if (!opt_tuples_only && opt_border == 2)
if (!opt_tuples_only && opt_border >= 2)
fputs("\\hline\n", fout);
/* print headers */
@ -1668,6 +1668,8 @@ print_latex_text(const printTableContent *cont, FILE *fout)
if ((i + 1) % cont->ncolumns == 0)
{
fputs(" \\\\\n", fout);
if (opt_border == 3)
fputs("\\hline\n", fout);
if (cancel_pressed)
break;
}
@ -1679,7 +1681,7 @@ print_latex_text(const printTableContent *cont, FILE *fout)
{
printTableFooter *footers = footers_with_default(cont);
if (opt_border == 2)
if (opt_border >= 2)
fputs("\\hline\n", fout);
fputs("\\end{tabular}\n\n\\noindent ", fout);
@ -1701,6 +1703,162 @@ print_latex_text(const printTableContent *cont, FILE *fout)
}
static void
print_latex_text_longtable(const printTableContent *cont, FILE *fout)
{
bool opt_tuples_only = cont->opt->tuples_only;
unsigned short opt_border = cont->opt->border;
unsigned int i;
const char *opt_table_attr = cont->opt->tableAttr;
const char *next_opt_table_attr_char = opt_table_attr;
const char *last_opt_table_attr_char = NULL;
const char *const * ptr;
if (cancel_pressed)
return;
if (opt_border > 3)
opt_border = 3;
if (cont->opt->start_table)
{
/* begin environment and set alignments and borders */
fputs("\\begin{longtable}{", fout);
if (opt_border >= 2)
fputs("| ", fout);
for (i = 0; i < cont->ncolumns; i++)
{
/* longtable supports either a width (p) or an alignment (l/r) */
/* Are we left-justified and was a proportional width specified? */
if (*(cont->aligns + i) == 'l' && opt_table_attr)
{
#define LONGTABLE_WHITESPACE " \t\n"
/* advance over whitespace */
next_opt_table_attr_char += strspn(next_opt_table_attr_char,
LONGTABLE_WHITESPACE);
/* We have a value? */
if (next_opt_table_attr_char[0] != '\0')
{
fputs("p{", fout);
fwrite(next_opt_table_attr_char, strcspn(next_opt_table_attr_char,
LONGTABLE_WHITESPACE), 1, fout);
last_opt_table_attr_char = next_opt_table_attr_char;
next_opt_table_attr_char += strcspn(next_opt_table_attr_char,
LONGTABLE_WHITESPACE);
fputs("\\textwidth}", fout);
}
/* use previous value */
else if (last_opt_table_attr_char != NULL)
{
fputs("p{", fout);
fwrite(last_opt_table_attr_char, strcspn(last_opt_table_attr_char,
LONGTABLE_WHITESPACE), 1, fout);
fputs("\\textwidth}", fout);
}
else
fputc('l', fout);
}
else
fputc(*(cont->aligns + i), fout);
if (opt_border != 0 && i < cont->ncolumns - 1)
fputs(" | ", fout);
}
if (opt_border >= 2)
fputs(" |", fout);
fputs("}\n", fout);
/* print headers */
if (!opt_tuples_only)
{
/* firsthead */
if (opt_border >= 2)
fputs("\\toprule\n", fout);
for (i = 0, ptr = cont->headers; i < cont->ncolumns; i++, ptr++)
{
if (i != 0)
fputs(" & ", fout);
fputs("\\small\\textbf{\\textit{", fout);
latex_escaped_print(*ptr, fout);
fputs("}}", fout);
}
fputs(" \\\\\n", fout);
fputs("\\midrule\n\\endfirsthead\n", fout);
/* secondary heads */
if (opt_border >= 2)
fputs("\\toprule\n", fout);
for (i = 0, ptr = cont->headers; i < cont->ncolumns; i++, ptr++)
{
if (i != 0)
fputs(" & ", fout);
fputs("\\small\\textbf{\\textit{", fout);
latex_escaped_print(*ptr, fout);
fputs("}}", fout);
}
fputs(" \\\\\n", fout);
/* If the line under the row already appeared, don't do another */
if (opt_border != 3)
fputs("\\midrule\n", fout);
fputs("\\endhead\n", fout);
/* table name, caption? */
if (!opt_tuples_only && cont->title)
{
/* Don't output if we are printing a line under each row */
if (opt_border == 2)
fputs("\\bottomrule\n", fout);
fputs("\\caption[", fout);
latex_escaped_print(cont->title, fout);
fputs(" (Continued)]{", fout);
latex_escaped_print(cont->title, fout);
fputs("}\n\\endfoot\n", fout);
if (opt_border == 2)
fputs("\\bottomrule\n", fout);
fputs("\\caption[", fout);
latex_escaped_print(cont->title, fout);
fputs("]{", fout);
latex_escaped_print(cont->title, fout);
fputs("}\n\\endlastfoot\n", fout);
}
/* output bottom table line? */
else if (opt_border >= 2)
{
fputs("\\bottomrule\n\\endfoot\n", fout);
fputs("\\bottomrule\n\\endlastfoot\n", fout);
}
}
}
/* print cells */
for (i = 0, ptr = cont->cells; *ptr; i++, ptr++)
{
/* Add a line under each row? */
if (i != 0 && i % cont->ncolumns != 0)
fputs("\n&\n", fout);
fputs("\\raggedright{", fout);
latex_escaped_print(*ptr, fout);
fputc('}', fout);
if ((i + 1) % cont->ncolumns == 0)
{
fputs(" \\tabularnewline\n", fout);
if (opt_border == 3)
fputs(" \\hline\n", fout);
}
if (cancel_pressed)
break;
}
if (cont->opt->stop_table)
fputs("\\end{longtable}\n", fout);
}
static void
print_latex_vertical(const printTableContent *cont, FILE *fout)
{
@ -2394,6 +2552,12 @@ printTable(const printTableContent *cont, FILE *fout, FILE *flog)
else
print_latex_text(cont, fout);
break;
case PRINT_LATEX_LONGTABLE:
if (cont->opt->expanded == 1)
print_latex_vertical(cont, fout);
else
print_latex_text_longtable(cont, fout);
break;
case PRINT_TROFF_MS:
if (cont->opt->expanded == 1)
print_troff_ms_vertical(cont, fout);