qcsrc/common/campaign_file.qc

   1 // CampaignFileLoad(offset, n)
   2 // - Loads campaign level data (up to n entries starting at offset)
   3 //   into the globals
   4 // - Returns the number of entries successfully read
   5 float CampaignFile_Load(float offset, float n)
   6 {
   7         float fh;
   8         float lineno;
   9         float entlen;
  10         float i;
  11         string l, a;
  12         string fn;
  13
  14         if(n > CAMPAIGN_MAX_ENTRIES)
  15                 n = CAMPAIGN_MAX_ENTRIES;
  16
  17         campaign_offset = offset;
  18         campaign_entries = 0;
  19         campaign_title = string_null;
  20
  21         fn = strcat("maps/campaign", campaign_name, ".txt");
  22         fh = fopen(fn, FILE_READ);
  23         if(fh >= 0)
  24         {
  25                 for(lineno = 0; (l = fgets(fh)); )
  26                 {
  27                         if(strlen(l) == 0)
  28                                 continue; // empty line
  29                         if(substring(l, 0, 11) == "//campaign:")
  30                                 campaign_title = substring(l, 11, strlen(l) - 11);
  31                         if(substring(l, 0, 2) == "//")
  32                                 continue; // comment
  33                         if(substring(l, 0, 12) == "\"//campaign:")
  34                                 campaign_title = substring(l, 12, strlen(l) - 13);
  35                         if(substring(l, 0, 3) == "\"//")
  36                                 continue; // comment
  37                         if(lineno >= offset)
  38                         {
  39                                 entlen = tokenize(l); // using insane tokenizer for CSV
  40
  41 #define CAMPAIGN_GETARG0                  if(i >= entlen)
  42 #define CAMPAIGN_GETARG1 CAMPAIGN_GETARG0     error("syntax error in campaign file: line has not enough fields");
  43 #define CAMPAIGN_GETARG2 CAMPAIGN_GETARG1 a = argv(++i);
  44 #define CAMPAIGN_GETARG3 CAMPAIGN_GETARG2 if(a == ",")
  45 #define CAMPAIGN_GETARG4 CAMPAIGN_GETARG3     a = "";
  46 #define CAMPAIGN_GETARG5 CAMPAIGN_GETARG4 else
  47 #define CAMPAIGN_GETARG  CAMPAIGN_GETARG5     ++i
  48 // What you're seeing here is what people will do when your compiler supports
  49 // C-style macros but no line continuations.
  50
  51                                 i = -1; // starts at -1 so I don't need postincrement; that is, i points to BEFORE the current arg!
  52                                 CAMPAIGN_GETARG; campaign_gametype[campaign_entries] = strzone(a);
  53                                 CAMPAIGN_GETARG; campaign_mapname[campaign_entries] = strzone(a);
  54                                 CAMPAIGN_GETARG; campaign_bots[campaign_entries] = stof(a);
  55                                 CAMPAIGN_GETARG; campaign_botskill[campaign_entries] = stof(a);
  56                                 CAMPAIGN_GETARG; campaign_fraglimit[campaign_entries] = stof(a);
  57                                 CAMPAIGN_GETARG; campaign_timelimit[campaign_entries] = stof(a);
  58                                 CAMPAIGN_GETARG; campaign_mutators[campaign_entries] = strzone(a);
  59                                 CAMPAIGN_GETARG; campaign_shortdesc[campaign_entries] = strzone(a);
  60                                 CAMPAIGN_GETARG; campaign_longdesc[campaign_entries] = strzone(strreplace("\\n", "\n", a));
  61                                 campaign_entries = campaign_entries + 1;
  62
  63                                 if(campaign_entries >= n)
  64                                         break;
  65                         }
  66                         lineno = lineno + 1;
  67                 }
  68                 fclose(fh);
  69         }
  70
  71         campaign_title = strzone(campaign_title);
  72
  73         return campaign_entries;
  74 }
  75
  76 void CampaignFile_Unload()
  77 {
  78         float i;
  79         if(campaign_title)
  80         {
  81                 strunzone(campaign_title);
  82                 for(i = 0; i < campaign_entries; ++i)
  83                 {
  84                         strunzone(campaign_gametype[i]);
  85                         strunzone(campaign_mapname[i]);
  86                         strunzone(campaign_mutators[i]);
  87                         strunzone(campaign_shortdesc[i]);
  88                         strunzone(campaign_longdesc[i]);
  89                 }
  90                 campaign_entries = 0;
  91                 campaign_title = string_null;
  92         }
  93 }