src/as3compile.c

   1 /* as3compile.c
   2    Compiles ActionScript 3.0 (.as) files into .swf files.
   3
   4    Part of the swftools package.
   5
   6    Copyright (c) 2008/2009 Matthias Kramm <kramm@quiss.org>
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 2 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program; if not, write to the Free Software
  20    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
  21
  22 #include <stdlib.h>
  23 #include <stdio.h>
  24 #include <string.h>
  25 #include <errno.h>
  26 #include <unistd.h>
  27 #include "../lib/rfxswf.h"
  28 #include "../lib/args.h"
  29 #include "../lib/q.h"
  30 #include "../lib/os.h"
  31
  32 static char * filename = 0;
  33 static char * outputname = 0;
  34 static int override_outputname = 0;
  35 static int do_cgi = 0;
  36 static double framerate = 25.0;
  37 static double width = 400;
  38 static double height = 300;
  39 static int flashversion = 9;
  40 static int verbose = 1;
  41 static char local_with_networking = 0;
  42 static char local_with_filesystem = 0;
  43 static char*mainclass = 0;
  44
  45 static struct options_t options[] = {
  46 {"h", "help"},
  47 {"V", "version"},
  48 {"v", "verbose"},
  49 {"q", "quiet"},
  50 {"C", "cgi"},
  51 {"R", "resolve"},
  52 {"D", "define"},
  53 {"X", "width"},
  54 {"Y", "height"},
  55 {"r", "rate"},
  56 {"M", "mainclass"},
  57 {"l", "library"},
  58 {"I", "include"},
  59 {"N", "local-with-network"},
  60 {"L", "local-with-filesystem"},
  61 {"T", "flashversion"},
  62 {"o", "output"},
  63 {0,0}
  64 };
  65
  66 int args_callback_option(char*name,char*val)
  67 {
  68     if(!strcmp(name, "V")) {
  69         printf("swfc - part of %s %s\n", PACKAGE, VERSION);
  70         exit(0);
  71     }
  72     else if(!strcmp(name, "o")) {
  73         outputname = val;
  74         override_outputname = 1;
  75         return 1;
  76     }
  77     else if(!strcmp(name, "r")) {
  78         framerate = atof(val);
  79         return 1;
  80     }
  81     else if(!strcmp(name, "M")) {
  82         mainclass = val;
  83         return 1;
  84     }
  85     else if(!strcmp(name, "v")) {
  86         verbose++;
  87         return 0;
  88     }
  89     else if(!strcmp(name, "q")) {
  90         verbose--;
  91         return 0;
  92     }
  93     else if(!strcmp(name, "X")) {
  94         width = atof(val);
  95         return 1;
  96     }
  97     else if(!strcmp(name, "Y")) {
  98         height = atof(val);
  99         return 1;
 100     }
 101     else if(!strcmp(name, "T")) {
 102         flashversion = atoi(val);
 103         return 1;
 104     }
 105     else if(!strcmp(name, "C")) {
 106         do_cgi = 1;
 107         return 0;
 108     }
 109     else if(!strcmp(name, "l")) {
 110         as3_import_file(val);
 111         return 1;
 112     }
 113     else if(!strcmp(name, "I")) {
 114         as3_add_include_dir(val);
 115         return 1;
 116     }
 117     else if(!strcmp(name, "R")) {
 118         as3_set_option("recurse","1");
 119         return 0;
 120     }
 121     else if(!strcmp(name, "D")) {
 122         if(!strstr(val, "::")) {
 123             fprintf(stderr, "Error: compile definition must contain \"::\"\n");
 124             exit(1);
 125         }
 126         as3_set_define(val);
 127         return 1;
 128     }
 129     else if (!strcmp(name, "N"))
 130     {
 131         local_with_networking = 1;
 132         return 0;
 133     }
 134     else if (!strcmp(name, "L"))
 135     {
 136         local_with_filesystem = 1;
 137         return 0;
 138     }
 139     else {
 140         printf("Unknown option: -%s\n", name);
 141         exit(1);
 142     }
 143     return 0;
 144 }
 145 int args_callback_longoption(char*name,char*val)
 146 {
 147     return args_long2shortoption(options, name, val);
 148 }
 149 void args_callback_usage(char *name)
 150 {
 151     printf("\n");
 152     printf("Usage: %s file.as [-o file.swf] \n", name);
 153     printf("\n");
 154     printf("-h , --help                    Print short help message and exit\n");
 155     printf("-V , --version                 Print version info and exit\n");
 156     printf("-v , --verbose                 Increase verbosity\n");
 157     printf("-q , --quiet                   Decrease verbosity\n");
 158     printf("-C , --cgi                     Output to stdout (for use in CGI environments)\n");
 159     printf("-R , --resolve                 Try to resolve undefined classes automatically.\n");
 160     printf("-D , --define <namespace::variable>    Set a compile time variable (for doing conditional compilation)\n");
 161     printf("-X , --width                   Set target SWF width\n");
 162     printf("-Y , --height                  Set target SWF width\n");
 163     printf("-r , --rate                    Set target SWF framerate\n");
 164     printf("-M , --mainclass               Set the name of the main class (extending flash.display.MovieClip)\n");
 165     printf("-l , --library <file>          Include library file <file>. <file> can be an .abc or .swf file.\n");
 166     printf("-I , --include <dir>           Add additional include dir <dir>.\n");
 167     printf("-N , --local-with-network      Make output file \"local with networking\"\n");
 168     printf("-L , --local-with-filesystem     Make output file \"local with filesystem\"\n");
 169     printf("-T , --flashversion <num>      Set target SWF flash version to <num>.\n");
 170     printf("-o , --output <filename>       Set output file to <filename>.\n");
 171     printf("\n");
 172 }
 173 int args_callback_command(char*name,char*val)
 174 {
 175     if(filename) {
 176         fprintf(stderr, "Only one file allowed. You supplied at least two. (%s and %s)\n",
 177                  filename, name);
 178     }
 179     filename = name;
 180     return 0;
 181 }
 182
 183 void writeSWF(SWF*swf)
 184 {
 185     int fi = -1;
 186     if(do_cgi || !strcmp(filename, "-"))
 187         fi = fileno(stdout);
 188     else
 189         fi = open(outputname, O_WRONLY|O_CREAT|O_TRUNC|O_BINARY, 0644);
 190     if(fi<0) {
 191         fprintf(stderr, "couldn't create output file %s\n", filename);
 192         exit(1);
 193     }
 194     if(do_cgi) {
 195         if(swf_WriteCGI(swf)<0) {
 196             fprintf(stderr, "WriteCGI failed.\n");
 197             exit(1);
 198         }
 199     } else {
 200         if(swf_WriteSWF(fi, swf)<0) {
 201             fprintf(stderr, "WriteSWF() failed.\n");
 202             exit(1);
 203         }
 204     }
 205 }
 206
 207 int main (int argc,char ** argv)
 208 {
 209     char buf[512];
 210     char*currentdir = getcwd(buf, 512);
 211     if(!currentdir) {
 212         as3_warning("Could not determine the current directory");
 213     } else {
 214         as3_add_include_dir(currentdir);
 215     }
 216
 217     int t;
 218     processargs(argc, argv);
 219     as3_setverbosity(verbose);
 220
 221     if(!filename) {
 222         args_callback_usage(argv[0]);
 223         exit(1);
 224     }
 225     if(!outputname) {
 226         outputname = stripFilename(filename, ".swf");
 227         //as3_warning("output name not given, writing to %s", outputname);
 228     }
 229
 230     if(!strcmp(filename, ".")) {
 231         as3_parse_directory(".");
 232     } else {
 233         as3_parse_file(filename);
 234     }
 235
 236     void*code = as3_getcode();
 237
 238     SWF swf;
 239     memset(&swf, 0, sizeof(swf));
 240     swf.fileVersion = flashversion;
 241     swf.frameRate = framerate*0x100;
 242     swf.movieSize.xmin = 0;
 243     swf.movieSize.ymin = 0;
 244     swf.movieSize.xmax = width*20;
 245     swf.movieSize.ymax = height*20;
 246     TAG*tag = swf.firstTag = swf_InsertTag(0, ST_DOABC);
 247     swf_WriteABC(tag, code);
 248
 249     if(!mainclass)
 250         mainclass = as3_getglobalclass();
 251     if(mainclass) {
 252         tag = swf_InsertTag(tag, ST_SYMBOLCLASS);
 253         swf_SetU16(tag, 1);
 254         swf_SetU16(tag, 0);
 255         swf_SetString(tag, mainclass);
 256     } else {
 257         as3_warning("no global public MovieClip subclass");
 258     }
 259
 260     as3_destroy();
 261
 262     tag = swf_InsertTag(tag, ST_SHOWFRAME);
 263     tag = swf_InsertTag(tag, ST_END);
 264
 265     swf_FreeABC(code);
 266
 267     if(local_with_filesystem)
 268         swf.fileAttributes &= ~FILEATTRIBUTE_USENETWORK;
 269     if(local_with_networking)
 270         swf.fileAttributes |= FILEATTRIBUTE_USENETWORK;
 271
 272     writeSWF(&swf);
 273     swf_FreeTags(&swf);
 274
 275     return 0;
 276 }
 277