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00036 #include "asterisk.h"
00037
00038 ASTERISK_FILE_VERSION(__FILE__, "$Revision: 381916 $")
00039
00040 #include "asterisk/file.h"
00041 #include "asterisk/channel.h"
00042 #include "asterisk/pbx.h"
00043 #include "asterisk/module.h"
00044 #include "asterisk/features.h"
00045 #include "asterisk/say.h"
00046 #include "asterisk/lock.h"
00047 #include "asterisk/utils.h"
00048 #include "asterisk/app.h"
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00090 static char *app = "ParkAndAnnounce";
00091
00092 static int parkandannounce_exec(struct ast_channel *chan, const char *data)
00093 {
00094 int res = -1;
00095 int lot, timeout = 0, dres;
00096 char *dialtech, *tmp[100], buf[13];
00097 int looptemp, i;
00098 char *s;
00099 struct ast_party_id caller_id;
00100
00101 struct ast_channel *dchan;
00102 struct outgoing_helper oh = { 0, };
00103 int outstate;
00104 AST_DECLARE_APP_ARGS(args,
00105 AST_APP_ARG(template);
00106 AST_APP_ARG(timeout);
00107 AST_APP_ARG(dial);
00108 AST_APP_ARG(return_context);
00109 );
00110 if (ast_strlen_zero(data)) {
00111 ast_log(LOG_WARNING, "ParkAndAnnounce requires arguments: (announce_template,timeout,dial,[return_context])\n");
00112 return -1;
00113 }
00114
00115 s = ast_strdupa(data);
00116 AST_STANDARD_APP_ARGS(args, s);
00117
00118 if (args.timeout)
00119 timeout = atoi(args.timeout) * 1000;
00120
00121 if (ast_strlen_zero(args.dial)) {
00122 ast_log(LOG_WARNING, "PARK: A dial resource must be specified i.e: Console/dsp or DAHDI/g1/5551212\n");
00123 return -1;
00124 }
00125
00126 dialtech = strsep(&args.dial, "/");
00127 ast_verb(3, "Dial Tech,String: (%s,%s)\n", dialtech, args.dial);
00128
00129 if (!ast_strlen_zero(args.return_context)) {
00130 ast_clear_flag(chan, AST_FLAG_IN_AUTOLOOP);
00131 ast_parseable_goto(chan, args.return_context);
00132 } else {
00133 chan->priority++;
00134 }
00135
00136 ast_verb(3, "Return Context: (%s,%s,%d) ID: %s\n", chan->context, chan->exten,
00137 chan->priority,
00138 S_COR(chan->caller.id.number.valid, chan->caller.id.number.str, ""));
00139 if (!ast_exists_extension(chan, chan->context, chan->exten, chan->priority,
00140 S_COR(chan->caller.id.number.valid, chan->caller.id.number.str, NULL))) {
00141 ast_verb(3, "Warning: Return Context Invalid, call will return to default|s\n");
00142 }
00143
00144
00145 ast_party_id_init(&caller_id);
00146 ast_channel_lock(chan);
00147 ast_party_id_copy(&caller_id, &chan->caller.id);
00148 ast_channel_unlock(chan);
00149
00150
00151
00152
00153 res = ast_masq_park_call(chan, NULL, timeout, &lot);
00154 if (res) {
00155
00156 ast_party_id_free(&caller_id);
00157 return -1;
00158 }
00159
00160 ast_verb(3, "Call parked in space: %d, timeout: %d, return-context: %s\n",
00161 lot, timeout, args.return_context ? args.return_context : "");
00162
00163
00164
00165 snprintf(buf, sizeof(buf), "%d", lot);
00166 oh.parent_channel = chan;
00167 oh.vars = ast_variable_new("_PARKEDAT", buf, "");
00168 dchan = __ast_request_and_dial(dialtech, AST_FORMAT_SLINEAR, chan, args.dial, 30000,
00169 &outstate,
00170 S_COR(caller_id.number.valid, caller_id.number.str, NULL),
00171 S_COR(caller_id.name.valid, caller_id.name.str, NULL),
00172 &oh);
00173 ast_variables_destroy(oh.vars);
00174 ast_party_id_free(&caller_id);
00175 if (dchan) {
00176 if (dchan->_state == AST_STATE_UP) {
00177 ast_verb(4, "Channel %s was answered.\n", dchan->name);
00178 } else {
00179 ast_verb(4, "Channel %s was never answered.\n", dchan->name);
00180 ast_log(LOG_WARNING, "PARK: Channel %s was never answered for the announce.\n", dchan->name);
00181 ast_hangup(dchan);
00182 return -1;
00183 }
00184 } else {
00185 ast_log(LOG_WARNING, "PARK: Unable to allocate announce channel.\n");
00186 return -1;
00187 }
00188
00189 ast_stopstream(dchan);
00190
00191
00192
00193 ast_verb(4, "Announce Template:%s\n", args.template);
00194
00195 for (looptemp = 0; looptemp < ARRAY_LEN(tmp); looptemp++) {
00196 if ((tmp[looptemp] = strsep(&args.template, ":")) != NULL)
00197 continue;
00198 else
00199 break;
00200 }
00201
00202 for (i = 0; i < looptemp; i++) {
00203 ast_verb(4, "Announce:%s\n", tmp[i]);
00204 if (!strcmp(tmp[i], "PARKED")) {
00205 ast_say_digits(dchan, lot, "", dchan->language);
00206 } else {
00207 dres = ast_streamfile(dchan, tmp[i], dchan->language);
00208 if (!dres) {
00209 dres = ast_waitstream(dchan, "");
00210 } else {
00211 ast_log(LOG_WARNING, "ast_streamfile of %s failed on %s\n", tmp[i], dchan->name);
00212 }
00213 }
00214 }
00215
00216 ast_stopstream(dchan);
00217 ast_hangup(dchan);
00218
00219 return res;
00220 }
00221
00222 static int unload_module(void)
00223 {
00224 return ast_unregister_application(app);
00225 }
00226
00227 static int load_module(void)
00228 {
00229
00230 return ast_register_application_xml(app, parkandannounce_exec);
00231 }
00232
00233 AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Call Parking and Announce Application");