smarty template cache syncing daemon (PoC)
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/***************************************************************************
* Copyright (C) 06/2006 by Olaf Rempel *
* razzor@kopf-tisch.de *
* *
* 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 *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program 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, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "list.h"
#include "configfile.h"
#include "logging.h"
static LIST_HEAD(config_list);
static struct conf_section * config_add_section(char *name)
{
struct conf_section *section;
if (!name)
return NULL;
section = malloc(sizeof(struct conf_section));
if (section) {
INIT_LIST_HEAD(&section->list);
INIT_LIST_HEAD(&section->tupel);
strncpy(section->name, name, sizeof(section->name));
list_add_tail(&section->list, &config_list);
}
return section;
}
static int config_add_tupel(struct conf_section *section, char *option, char *parameter)
{
struct conf_tupel *tupel;
if (!section || !option || !parameter)
return 0;
if (!(tupel = malloc(sizeof(struct conf_tupel))))
return 0;
INIT_LIST_HEAD(&tupel->list);
tupel->option = strdup(option);
tupel->parameter = strdup(parameter);
list_add_tail(&tupel->list, &section->tupel);
return 1;
}
static void config_free(void)
{
struct conf_section *section, *section_tmp;
struct conf_tupel *tupel, *tupel_tmp;
list_for_each_entry_safe(section, section_tmp, &config_list, list) {
list_for_each_entry_safe(tupel, tupel_tmp, &section->tupel, list) {
list_del(&tupel->list);
free(tupel->option);
free(tupel->parameter);
free(tupel);
}
list_del(&section->list);
free(section);
}
}
int config_parse(char *config)
{
struct conf_section *section = NULL;
FILE *fz;
int i = 0, ret = 1;
char *row, *tok, *tok2;
if (!config)
return 0;
if (!(row = malloc(1024)))
return 0;
if (!(fz = fopen(config, "r"))) {
log_print(LOG_ERROR, "config_parse(): %s", config);
return 0;
}
while (fgets(row, 1024, fz)) {
i++;
if (row[0] == '#' || row[0] <= ' ') {
continue;
} else if (row[0] == '[') {
tok = strtok(row +1, " ]\n");
section = config_add_section(tok);
if (!section) {
log_print(LOG_WARN, "config_parse(): invalid section in row %d", i);
ret = 0;
break;
}
continue;
} else if (!section) {
log_print(LOG_WARN, "config_parse(): missing section in row %d", i);
ret = 0;
break;
}
if ((tok = strtok(row, " \n")) && (tok2 = strtok(NULL, " \n")))
if (!config_add_tupel(section, tok, tok2))
log_print(LOG_WARN, "config_parse(): invalid row %d", i);
}
fclose(fz);
free(row);
if (atexit(config_free) != 0) {
log_print(LOG_ERROR, "config_parse(): atexit()");
return 0;
}
return ret;
}
struct conf_section * config_get_section(char *name)
{
struct conf_section *section;
list_for_each_entry(section, &config_list, list) {
if (!strcmp(section->name, name))
return section;
}
return NULL;
}
char * config_get_parameter(struct conf_section *section, char *option)
{
struct conf_tupel *tupel;
list_for_each_entry(tupel, &section->tupel, list) {
if (!strcmp(tupel->option, option))
return tupel->parameter;
}
return NULL;
}
char * config_get_string(char *section, char *option, char *def)
{
struct conf_section *tmp;
char *ret;
tmp = config_get_section(section);
if (tmp && (ret = config_get_parameter(tmp, option)))
return ret;
return def;
}
int config_get_int(char *section, char *option, int def)
{
char *ret;
ret = config_get_string(section, option, NULL);
return ret ? atoi(ret) : def;
}