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/*
* Copyright © 2013,2021 Ran Benita <ran234@gmail.com>
*
* 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 (including the next
* paragraph) 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 "config.h"
#include "utils.h"
#include "table.h"
#include "parser.h"
#include "paths.h"
static struct xkb_compose_table *
xkb_compose_table_new(struct xkb_context *ctx,
const char *locale,
enum xkb_compose_format format,
enum xkb_compose_compile_flags flags)
{
char *resolved_locale;
struct xkb_compose_table *table;
struct compose_node dummy;
resolved_locale = resolve_locale(ctx, locale);
if (!resolved_locale)
return NULL;
table = calloc(1, sizeof(*table));
if (!table) {
free(resolved_locale);
return NULL;
}
table->refcnt = 1;
table->ctx = xkb_context_ref(ctx);
table->locale = resolved_locale;
table->format = format;
table->flags = flags;
darray_init(table->nodes);
darray_init(table->utf8);
dummy.keysym = XKB_KEY_NoSymbol;
dummy.leaf.is_leaf = true;
dummy.leaf.utf8 = 0;
dummy.leaf.keysym = XKB_KEY_NoSymbol;
darray_append(table->nodes, dummy);
darray_append(table->utf8, '\0');
return table;
}
XKB_EXPORT struct xkb_compose_table *
xkb_compose_table_ref(struct xkb_compose_table *table)
{
table->refcnt++;
return table;
}
XKB_EXPORT void
xkb_compose_table_unref(struct xkb_compose_table *table)
{
if (!table || --table->refcnt > 0)
return;
free(table->locale);
darray_free(table->nodes);
darray_free(table->utf8);
xkb_context_unref(table->ctx);
free(table);
}
XKB_EXPORT struct xkb_compose_table *
xkb_compose_table_new_from_file(struct xkb_context *ctx,
FILE *file,
const char *locale,
enum xkb_compose_format format,
enum xkb_compose_compile_flags flags)
{
struct xkb_compose_table *table;
bool ok;
if (flags & ~(XKB_COMPOSE_COMPILE_NO_FLAGS)) {
log_err_func(ctx, "unrecognized flags: %#x\n", flags);
return NULL;
}
if (format != XKB_COMPOSE_FORMAT_TEXT_V1) {
log_err_func(ctx, "unsupported compose format: %d\n", format);
return NULL;
}
table = xkb_compose_table_new(ctx, locale, format, flags);
if (!table)
return NULL;
ok = parse_file(table, file, "(unknown file)");
if (!ok) {
xkb_compose_table_unref(table);
return NULL;
}
return table;
}
XKB_EXPORT struct xkb_compose_table *
xkb_compose_table_new_from_buffer(struct xkb_context *ctx,
const char *buffer, size_t length,
const char *locale,
enum xkb_compose_format format,
enum xkb_compose_compile_flags flags)
{
struct xkb_compose_table *table;
bool ok;
if (flags & ~(XKB_COMPOSE_COMPILE_NO_FLAGS)) {
log_err_func(ctx, "unrecognized flags: %#x\n", flags);
return NULL;
}
if (format != XKB_COMPOSE_FORMAT_TEXT_V1) {
log_err_func(ctx, "unsupported compose format: %d\n", format);
return NULL;
}
table = xkb_compose_table_new(ctx, locale, format, flags);
if (!table)
return NULL;
ok = parse_string(table, buffer, length, "(input string)");
if (!ok) {
xkb_compose_table_unref(table);
return NULL;
}
return table;
}
XKB_EXPORT struct xkb_compose_table *
xkb_compose_table_new_from_locale(struct xkb_context *ctx,
const char *locale,
enum xkb_compose_compile_flags flags)
{
struct xkb_compose_table *table;
char *path;
FILE *file;
bool ok;
if (flags & ~(XKB_COMPOSE_COMPILE_NO_FLAGS)) {
log_err_func(ctx, "unrecognized flags: %#x\n", flags);
return NULL;
}
table = xkb_compose_table_new(ctx, locale, XKB_COMPOSE_FORMAT_TEXT_V1,
flags);
if (!table)
return NULL;
path = get_xcomposefile_path(ctx);
if (path) {
file = fopen(path, "rb");
if (file)
goto found_path;
}
free(path);
path = get_xdg_xcompose_file_path(ctx);
if (path) {
file = fopen(path, "rb");
if (file)
goto found_path;
}
free(path);
path = get_home_xcompose_file_path(ctx);
if (path) {
file = fopen(path, "rb");
if (file)
goto found_path;
}
free(path);
path = get_locale_compose_file_path(ctx, table->locale);
if (path) {
file = fopen(path, "rb");
if (file)
goto found_path;
}
free(path);
log_err(ctx, "couldn't find a Compose file for locale \"%s\" (mapped to \"%s\")\n",
locale, table->locale);
xkb_compose_table_unref(table);
return NULL;
found_path:
ok = parse_file(table, file, path);
fclose(file);
if (!ok) {
free(path);
xkb_compose_table_unref(table);
return NULL;
}
log_dbg(ctx, "created compose table from locale %s with path %s\n",
table->locale, path);
free(path);
return table;
}
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