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00032 #include "asterisk.h"
00033
00034 ASTERISK_FILE_VERSION(__FILE__, "$Revision: 328209 $")
00035
00036 #include "asterisk/pbx.h"
00037 #include "asterisk/app.h"
00038 #include "asterisk/module.h"
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00099 static const char app[] = "ControlPlayback";
00100
00101 enum {
00102 OPT_OFFSET = (1 << 1),
00103 };
00104
00105 enum {
00106 OPT_ARG_OFFSET = 0,
00107
00108 OPT_ARG_ARRAY_LEN,
00109 };
00110
00111 AST_APP_OPTIONS(cpb_opts, BEGIN_OPTIONS
00112 AST_APP_OPTION_ARG('o', OPT_OFFSET, OPT_ARG_OFFSET),
00113 END_OPTIONS
00114 );
00115
00116 static int is_on_phonepad(char key)
00117 {
00118 return key == 35 || key == 42 || (key >= 48 && key <= 57);
00119 }
00120
00121 static int is_argument(const char *haystack, int needle)
00122 {
00123 if (ast_strlen_zero(haystack))
00124 return 0;
00125
00126 if (strchr(haystack, needle))
00127 return -1;
00128
00129 return 0;
00130 }
00131
00132 static int controlplayback_exec(struct ast_channel *chan, const char *data)
00133 {
00134 int res = 0;
00135 int skipms = 0;
00136 long offsetms = 0;
00137 char offsetbuf[20];
00138 char stopkeybuf[2];
00139 char *tmp;
00140 struct ast_flags opts = { 0, };
00141 char *opt_args[OPT_ARG_ARRAY_LEN];
00142 AST_DECLARE_APP_ARGS(args,
00143 AST_APP_ARG(filename);
00144 AST_APP_ARG(skip);
00145 AST_APP_ARG(fwd);
00146 AST_APP_ARG(rev);
00147 AST_APP_ARG(stop);
00148 AST_APP_ARG(pause);
00149 AST_APP_ARG(restart);
00150 AST_APP_ARG(options);
00151 );
00152
00153 if (ast_strlen_zero(data)) {
00154 ast_log(LOG_WARNING, "ControlPlayback requires an argument (filename)\n");
00155 return -1;
00156 }
00157
00158 tmp = ast_strdupa(data);
00159 AST_STANDARD_APP_ARGS(args, tmp);
00160
00161 if (args.argc < 1) {
00162 ast_log(LOG_WARNING, "ControlPlayback requires an argument (filename)\n");
00163 return -1;
00164 }
00165
00166 skipms = args.skip ? (atoi(args.skip) ? atoi(args.skip) : 3000) : 3000;
00167
00168 if (!args.fwd || !is_on_phonepad(*args.fwd)) {
00169 char *digit = "#";
00170 if (!is_argument(args.rev, *digit) && !is_argument(args.stop, *digit) && !is_argument(args.pause, *digit) && !is_argument(args.restart, *digit))
00171 args.fwd = digit;
00172 else
00173 args.fwd = NULL;
00174 }
00175 if (!args.rev || !is_on_phonepad(*args.rev)) {
00176 char *digit = "*";
00177 if (!is_argument(args.fwd, *digit) && !is_argument(args.stop, *digit) && !is_argument(args.pause, *digit) && !is_argument(args.restart, *digit))
00178 args.rev = digit;
00179 else
00180 args.rev = NULL;
00181 }
00182 ast_debug(1, "Forward key = %s, Rewind key = %s\n", args.fwd, args.rev);
00183 if (args.stop && !is_on_phonepad(*args.stop))
00184 args.stop = NULL;
00185 if (args.pause && !is_on_phonepad(*args.pause))
00186 args.pause = NULL;
00187 if (args.restart && !is_on_phonepad(*args.restart))
00188 args.restart = NULL;
00189
00190 if (args.options) {
00191 ast_app_parse_options(cpb_opts, &opts, opt_args, args.options);
00192 if (ast_test_flag(&opts, OPT_OFFSET))
00193 offsetms = atol(opt_args[OPT_ARG_OFFSET]);
00194 }
00195
00196 res = ast_control_streamfile(chan, args.filename, args.fwd, args.rev, args.stop, args.pause, args.restart, skipms, &offsetms);
00197
00198
00199 if (res > 0 && args.stop && strchr(args.stop, res)) {
00200 pbx_builtin_setvar_helper(chan, "CPLAYBACKSTATUS", "USERSTOPPED");
00201 snprintf(stopkeybuf, sizeof(stopkeybuf), "%c", res);
00202 pbx_builtin_setvar_helper(chan, "CPLAYBACKSTOPKEY", stopkeybuf);
00203 res = 0;
00204 } else {
00205 if (res < 0) {
00206 res = 0;
00207 pbx_builtin_setvar_helper(chan, "CPLAYBACKSTATUS", "ERROR");
00208 } else
00209 pbx_builtin_setvar_helper(chan, "CPLAYBACKSTATUS", "SUCCESS");
00210 }
00211
00212 snprintf(offsetbuf, sizeof(offsetbuf), "%ld", offsetms);
00213 pbx_builtin_setvar_helper(chan, "CPLAYBACKOFFSET", offsetbuf);
00214
00215 return res;
00216 }
00217
00218 static int unload_module(void)
00219 {
00220 int res;
00221 res = ast_unregister_application(app);
00222 return res;
00223 }
00224
00225 static int load_module(void)
00226 {
00227 return ast_register_application_xml(app, controlplayback_exec);
00228 }
00229
00230 AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Control Playback Application");