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/*
File highlight plugin.
Reading and parse rules from ini-files
Copyright (C) 2009-2022
Free Software Foundation, Inc.
Written by:
Slava Zanko <slavazanko@gmail.com>, 2009.
This file is part of the Midnight Commander.
The Midnight Commander is free software: you can redistribute it
and/or modify it under the terms of the GNU General Public License as
published by the Free Software Foundation, either version 3 of the License,
or (at your option) any later version.
The Midnight Commander is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <string.h>
#include "lib/global.h"
#include "lib/fileloc.h"
#include "lib/strescape.h"
#include "lib/skin.h"
#include "lib/util.h" /* exist_file() */
#include "lib/filehighlight.h"
#include "internal.h"
/*** global variables ****************************************************************************/
/*** file scope macro definitions ****************************************************************/
/*** file scope type declarations ****************************************************************/
/*** file scope variables ************************************************************************/
/*** file scope functions ************************************************************************/
/* --------------------------------------------------------------------------------------------- */
static void
mc_fhl_parse_fill_color_info (mc_fhl_filter_t * mc_filter, mc_fhl_t * fhl, const gchar * group_name)
{
(void) fhl;
mc_filter->color_pair_index = mc_skin_color_get ("filehighlight", group_name);
}
/* --------------------------------------------------------------------------------------------- */
static gboolean
mc_fhl_parse_get_file_type_id (mc_fhl_t * fhl, const gchar * group_name)
{
mc_fhl_filter_t *mc_filter;
const gchar *types[] = {
"FILE", "FILE_EXE",
"DIR", "LINK_DIR",
"LINK", "HARDLINK", "SYMLINK",
"STALE_LINK",
"DEVICE", "DEVICE_BLOCK", "DEVICE_CHAR",
"SPECIAL", "SPECIAL_SOCKET", "SPECIAL_FIFO", "SPECIAL_DOOR",
NULL
};
int i;
gchar *param_type = mc_config_get_string (fhl->config, group_name, "type", "");
if (*param_type == '\0')
{
g_free (param_type);
return FALSE;
}
for (i = 0; types[i] != NULL; i++)
{
if (strcmp (types[i], param_type) == 0)
break;
}
g_free (param_type);
if (types[i] == NULL)
return FALSE;
mc_filter = g_new0 (mc_fhl_filter_t, 1);
mc_filter->type = MC_FLHGH_T_FTYPE;
mc_filter->file_type = (mc_flhgh_ftype_type) i;
mc_fhl_parse_fill_color_info (mc_filter, fhl, group_name);
g_ptr_array_add (fhl->filters, (gpointer) mc_filter);
return TRUE;
}
/* --------------------------------------------------------------------------------------------- */
static gboolean
mc_fhl_parse_get_regexp (mc_fhl_t * fhl, const gchar * group_name)
{
mc_fhl_filter_t *mc_filter;
gchar *regexp = mc_config_get_string (fhl->config, group_name, "regexp", "");
if (*regexp == '\0')
{
g_free (regexp);
return FALSE;
}
mc_filter = g_new0 (mc_fhl_filter_t, 1);
mc_filter->type = MC_FLHGH_T_FREGEXP;
mc_filter->search_condition = mc_search_new (regexp, DEFAULT_CHARSET);
mc_filter->search_condition->is_case_sensitive = TRUE;
mc_filter->search_condition->search_type = MC_SEARCH_T_REGEX;
mc_fhl_parse_fill_color_info (mc_filter, fhl, group_name);
g_ptr_array_add (fhl->filters, (gpointer) mc_filter);
g_free (regexp);
return TRUE;
}
/* --------------------------------------------------------------------------------------------- */
static gboolean
mc_fhl_parse_get_extensions (mc_fhl_t * fhl, const gchar * group_name)
{
mc_fhl_filter_t *mc_filter;
gchar **exts, **exts_orig;
GString *buf;
exts_orig = mc_config_get_string_list (fhl->config, group_name, "extensions", NULL);
if (exts_orig == NULL || exts_orig[0] == NULL)
{
g_strfreev (exts_orig);
return FALSE;
}
buf = g_string_sized_new (64);
for (exts = exts_orig; *exts != NULL; exts++)
{
char *esc_ext;
esc_ext = strutils_regex_escape (*exts);
if (buf->len != 0)
g_string_append_c (buf, '|');
g_string_append (buf, esc_ext);
g_free (esc_ext);
}
g_strfreev (exts_orig);
g_string_prepend (buf, ".*\\.(");
g_string_append (buf, ")$");
mc_filter = g_new0 (mc_fhl_filter_t, 1);
mc_filter->type = MC_FLHGH_T_FREGEXP;
mc_filter->search_condition = mc_search_new_len (buf->str, buf->len, DEFAULT_CHARSET);
mc_filter->search_condition->is_case_sensitive =
mc_config_get_bool (fhl->config, group_name, "extensions_case", FALSE);
mc_filter->search_condition->search_type = MC_SEARCH_T_REGEX;
mc_fhl_parse_fill_color_info (mc_filter, fhl, group_name);
g_ptr_array_add (fhl->filters, (gpointer) mc_filter);
g_string_free (buf, TRUE);
return TRUE;
}
/* --------------------------------------------------------------------------------------------- */
/*** public functions ****************************************************************************/
/* --------------------------------------------------------------------------------------------- */
gboolean
mc_fhl_read_ini_file (mc_fhl_t * fhl, const gchar * filename)
{
if (fhl == NULL || filename == NULL || !exist_file (filename))
return FALSE;
if (fhl->config != NULL)
return mc_config_read_file (fhl->config, filename, TRUE, FALSE);
fhl->config = mc_config_init (filename, TRUE);
return (fhl->config != NULL);
}
/* --------------------------------------------------------------------------------------------- */
gboolean
mc_fhl_init_from_standard_files (mc_fhl_t * fhl)
{
gchar *name;
gboolean ok;
/* ${XDG_CONFIG_HOME}/mc/filehighlight.ini */
name = mc_config_get_full_path (MC_FHL_INI_FILE);
ok = mc_fhl_read_ini_file (fhl, name);
g_free (name);
if (ok)
return TRUE;
/* ${sysconfdir}/mc/filehighlight.ini */
name = g_build_filename (mc_global.sysconfig_dir, MC_FHL_INI_FILE, (char *) NULL);
ok = mc_fhl_read_ini_file (fhl, name);
g_free (name);
if (ok)
return TRUE;
/* ${datadir}/mc/filehighlight.ini */
name = g_build_filename (mc_global.share_data_dir, MC_FHL_INI_FILE, (char *) NULL);
ok = mc_fhl_read_ini_file (fhl, name);
g_free (name);
return ok;
}
/* --------------------------------------------------------------------------------------------- */
gboolean
mc_fhl_parse_ini_file (mc_fhl_t * fhl)
{
gchar **group_names, **orig_group_names;
gboolean ok;
mc_fhl_array_free (fhl);
fhl->filters = g_ptr_array_new ();
orig_group_names = mc_config_get_groups (fhl->config, NULL);
ok = (*orig_group_names != NULL);
for (group_names = orig_group_names; *group_names != NULL; group_names++)
{
if (mc_config_has_param (fhl->config, *group_names, "type"))
{
/* parse filetype filter */
mc_fhl_parse_get_file_type_id (fhl, *group_names);
}
if (mc_config_has_param (fhl->config, *group_names, "regexp"))
{
/* parse regexp filter */
mc_fhl_parse_get_regexp (fhl, *group_names);
}
if (mc_config_has_param (fhl->config, *group_names, "extensions"))
{
/* parse extensions filter */
mc_fhl_parse_get_extensions (fhl, *group_names);
}
}
g_strfreev (orig_group_names);
return ok;
}
/* --------------------------------------------------------------------------------------------- */
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