src/utils/cas/configfile.c

   1 /*
   2  *  Name:         Config file functions
   3  *
   4  *  Purpose:      Read info from casrc ou create one if it doesnt exist
   5  *
   6  *  Author:       Pedro de Oliveira <falso@rdk.homeip.net>
   7  *
   8  *  Copyright (c) 2004-2011 Pedro de Oliveira ( falso@rdk.homeip-net )
   9  *
  10  *  This file is part of aMule.
  11  *
  12  *  This program is free software; you can redistribute it and/or modify
  13  *  it under the terms of the GNU General Public License as published by
  14  *  the Free Software Foundation; either version 2 of the License, or
  15  *  (at your option) any later version.
  16  *
  17  *  This program is distributed in the hope that it will be useful,
  18  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  *  GNU General Public License for more details.
  21  *
  22  *  You should have received a copy of the GNU General Public License
  23  *  along with this program; if not, write to the
  24  *  Free Software Foundation, Inc.,
  25  *  51 Franklin St, Fifth Floor, Boston, MA  02110-1301, USA
  26 */
  27
  28 #include <stdio.h>
  29 #include <stdlib.h>
  30 #include <string.h>
  31
  32 #include "configfile.h"
  33 #include "functions.h"
  34
  35 #define STRINGIFY(x)    #x
  36 #define STRINGIFY_EXPAND(x)     STRINGIFY(x)
  37
  38 #define MAX_CONF_ARG_LEN_STR    STRINGIFY_EXPAND(MAX_CONF_ARG_LEN)
  39
  40 #define MAX_CONF_KEY_LEN        12
  41 #define MAX_CONF_KEY_LEN_STR    STRINGIFY_EXPAND(MAX_CONF_KEY_LEN)
  42
  43 int writeconfig(void)
  44 {
  45         FILE *config;
  46         char *path;
  47         unsigned int i;
  48         char *def[] = {
  49                 "# cas config file\n",
  50                 "#\n",
  51                 "# font - full path to a ttf font\n",
  52                 "# font_size - size the font\n",
  53                 "# source_image - image where the text will be written\n",
  54                 "# *_line - x,y,[1/0] enabled or disabled\n\n",
  55                 "font /usr/share/fonts/corefonts/times.ttf\n",
  56                 "font_size 10.5\n",
  57                 "source_image /usr/share/cas/stat.png\n",
  58                 "first_line 23,17,1\n",
  59                 "second_line 23,34,1\n",
  60                 "third_line 23,51,1\n",
  61                 "fourth_line 23,68,1\n",
  62                 "fifth_line 23,85,1\n",
  63                 "sixth_line 23,102,1\n",
  64                 "seventh_line 23,119,1\n",
  65                 "template /usr/share/cas/tmp.html\n"
  66                 "img_type 0\n"
  67         };
  68
  69         path = get_path("casrc");
  70         if (path == NULL)
  71                 return 0;
  72
  73         if ( (config = fopen(path, "w")) == NULL)
  74                 return 0;
  75
  76         for (i = 0; i < sizeof(def) / sizeof(char *); i++)
  77                 fprintf(config, "%s", def[i]);
  78
  79         fclose(config);
  80
  81         printf("%s created, please edit it and then rerun cas\n", path);
  82         free(path);
  83
  84         return 1;
  85 }
  86
  87 /* Jacobo221 - [ToDo] There should be a check for corrupt config files! */
  88 int readconfig(CONF *config)
  89 {
  90         char buffer[120], option[15], *path;
  91         FILE *conf;
  92         int i = 0;
  93         char lines[IMG_TEXTLINES][13] = {
  94                 "first_line",
  95                 "second_line",
  96                 "third_line",
  97                 "fourth_line",
  98                 "fifth_line",
  99                 "sixth_line",
 100                 "seventh_line"
 101         };
 102
 103         path = get_path("casrc");
 104         if (path == NULL) {
 105                 return 0;
 106         }
 107
 108         if ((conf = fopen(path, "r")) == NULL) {
 109                 printf("Unable to open %s. Creating it.\n", path);
 110                 free(path);
 111                 if (!writeconfig()) {
 112                         perror("readconfig: unable to create initial config file\n");
 113                 }
 114                 return 0;
 115         }
 116         free(path);
 117
 118         buffer[0] = 0;
 119         while (!feof(conf)) {
 120                 // Jacobo221 - [ToDo] Only first char per line is comment...
 121                 if (fgets (buffer,120,conf)) {
 122                         if (buffer[0] != '#') {
 123                                 /* Only two fileds per line */
 124                                 sscanf(buffer, "%" MAX_CONF_KEY_LEN_STR "s %*" MAX_CONF_ARG_LEN_STR "s", option);
 125                                 fflush (stdout);
 126                 // Jacobo221 - [ToDo] So lines can't be swapped...
 127                                 if (strcmp(option, "font") == 0) {
 128                                         sscanf(buffer, "%*" MAX_CONF_KEY_LEN_STR "s %" MAX_CONF_ARG_LEN_STR "s", config->font);
 129                                 }
 130                                 if (strcmp(option, "font_size") == 0) {
 131                                         sscanf(buffer, "%*" MAX_CONF_KEY_LEN_STR "s %10f", &config->size);
 132                                 }
 133                                 if (strcmp(option, "source_image") == 0) {
 134                                         sscanf(buffer, "%*" MAX_CONF_KEY_LEN_STR "s %" MAX_CONF_ARG_LEN_STR "s", config->source);
 135                                 }
 136                                 if (strcmp(option, "template") == 0) {
 137                                         sscanf(buffer, "%*" MAX_CONF_KEY_LEN_STR "s %" MAX_CONF_ARG_LEN_STR "s", config->template);
 138                                 }
 139                                 if (strcmp(option, "img_type") == 0) {
 140                                         sscanf(buffer, "%*" MAX_CONF_KEY_LEN_STR "s %1d", &config->img_type);
 141                                 }
 142
 143                                 for (i = 0; i < IMG_TEXTLINES; i++) {
 144                                         if (strcmp(option, lines[i]) == 0) {
 145                                                 sscanf(buffer,
 146                                                         "%*" MAX_CONF_KEY_LEN_STR "s %4d,%4d,%4d",
 147                                                         &config->x[i], &config->y[i],
 148                                                         &config->enabled[i]);
 149                                         }
 150                                 }
 151                         }
 152                 }
 153         }
 154
 155         fclose(conf);
 156
 157         return 1;
 158 }
 159