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Add placeholder IVR application support (static version)
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@5040 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer
177
app.c
177
app.c
@@ -1208,3 +1208,180 @@ int ast_record_review(struct ast_channel *chan, const char *playfile, const char
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cmd = 0;
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return cmd;
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}
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#define RES_UPONE (1 << 16)
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#define RES_EXIT (1 << 17)
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#define RES_REPEAT (1 << 18)
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#define RES_RESTART ((1 << 19) | RES_REPEAT)
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static int ast_ivr_menu_run_internal(struct ast_channel *chan, struct ast_ivr_menu *menu, void *cbdata);
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static int ivr_dispatch(struct ast_channel *chan, struct ast_ivr_option *option, char *exten, void *cbdata)
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{
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int res;
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switch(option->action) {
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case AST_ACTION_UPONE:
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return RES_UPONE;
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case AST_ACTION_EXIT:
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return RES_EXIT | (((unsigned long)(option->adata)) & 0xffff);
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case AST_ACTION_REPEAT:
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return RES_REPEAT | (((unsigned long)(option->adata)) & 0xffff);
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case AST_ACTION_RESTART:
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return RES_RESTART ;
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case AST_ACTION_NOOP:
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return 0;
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case AST_ACTION_BACKGROUND:
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res = ast_streamfile(chan, (char *)option->adata, chan->language);
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if (!res) {
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res = ast_waitstream(chan, AST_DIGIT_ANY);
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} else {
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ast_log(LOG_NOTICE, "Unable to find file '%s'!\n", (char *)option->adata);
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res = 0;
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}
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return res;
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case AST_ACTION_PLAYBACK:
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res = ast_streamfile(chan, (char *)option->adata, chan->language);
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if (!res) {
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res = ast_waitstream(chan, "");
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} else {
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ast_log(LOG_NOTICE, "Unable to find file '%s'!\n", (char *)option->adata);
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res = 0;
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}
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return res;
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case AST_ACTION_MENU:
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res = ast_ivr_menu_run_internal(chan, (struct ast_ivr_menu *)option->adata, cbdata);
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return res;
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case AST_ACTION_CALLBACK:
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case AST_ACTION_PLAYLIST:
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case AST_ACTION_TRANSFER:
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case AST_ACTION_WAITOPTION:
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ast_log(LOG_NOTICE, "Unimplemented dispatch function %d, ignoring!\n", option->action);
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return 0;
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default:
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ast_log(LOG_NOTICE, "Unknown dispatch function %d, ignoring!\n", option->action);
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return 0;
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};
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return -1;
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}
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static int option_exists(struct ast_ivr_menu *menu, char *option)
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{
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int x;
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for (x=0;menu->options[x].option;x++)
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if (!strcasecmp(menu->options[x].option, option))
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return x;
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return -1;
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}
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static int option_matchmore(struct ast_ivr_menu *menu, char *option)
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{
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int x;
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for (x=0;menu->options[x].option;x++)
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if ((!strncasecmp(menu->options[x].option, option, strlen(option))) &&
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(menu->options[x].option[strlen(option)]))
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return x;
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return -1;
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}
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static int read_newoption(struct ast_channel *chan, struct ast_ivr_menu *menu, char *exten, int maxexten)
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{
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int res=0;
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int ms;
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while(option_matchmore(menu, exten)) {
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ms = chan->pbx ? chan->pbx->dtimeout : 5000;
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if (strlen(exten) >= maxexten - 1)
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break;
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res = ast_waitfordigit(chan, ms);
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if (res < 1)
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break;
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exten[strlen(exten) + 1] = '\0';
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exten[strlen(exten)] = res;
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}
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return res > 0 ? 0 : res;
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}
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static int ast_ivr_menu_run_internal(struct ast_channel *chan, struct ast_ivr_menu *menu, void *cbdata)
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{
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/* Execute an IVR menu structure */
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int res=0;
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int pos = 0;
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int retries = 0;
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char exten[AST_MAX_EXTENSION] = "s";
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if (option_exists(menu, "s") < 0) {
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strcpy(exten, "g");
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if (option_exists(menu, "g") < 0) {
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ast_log(LOG_WARNING, "No 's' nor 'g' extension in menu '%s'!\n", menu->title);
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return -1;
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}
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}
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while(!res) {
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while(menu->options[pos].option) {
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if (!strcasecmp(menu->options[pos].option, exten)) {
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res = ivr_dispatch(chan, menu->options + pos, exten, cbdata);
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if (res < 0)
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break;
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else if (res & RES_UPONE)
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return 0;
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else if (res & RES_EXIT)
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return res;
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else if (res & RES_REPEAT) {
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int maxretries = res & 0xffff;
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if (res & RES_RESTART)
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retries = 0;
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else
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retries++;
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if (!maxretries)
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maxretries = 3;
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if ((maxretries > 0) && (retries >= maxretries))
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return -2;
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else {
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if (option_exists(menu, "g") > -1)
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strcpy(exten, "g");
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else if (option_exists(menu, "s") > -1)
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strcpy(exten, "s");
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}
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pos=0;
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} else if (res && strchr(AST_DIGIT_ANY, res)) {
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ast_log(LOG_DEBUG, "Got start of extension, %c\n", res);
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exten[1] = '\0';
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exten[0] = res;
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if ((res = read_newoption(chan, menu, exten, sizeof(exten))))
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break;
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if (!option_exists(menu, exten)) {
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if (option_exists(menu, "i")) {
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strcpy(exten, "i");
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pos = 0;
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continue;
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} else {
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ast_log(LOG_DEBUG, "Aborting on invalid entry, with no 'i' option!\n");
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res = -2;
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break;
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}
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} else {
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pos = 0;
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continue;
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}
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}
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}
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pos++;
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}
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ast_log(LOG_DEBUG, "Stopping option '%s', res is %d\n", exten, res);
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pos = 0;
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if (!strcasecmp(exten, "s"))
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strcpy(exten, "g");
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else if (strcasecmp(exten, "t"))
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strcpy(exten, "t");
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else
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break;
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}
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return res;
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}
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int ast_ivr_menu_run(struct ast_channel *chan, struct ast_ivr_menu *menu, void *cbdata)
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{
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int res;
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res = ast_ivr_menu_run_internal(chan, menu, cbdata);
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/* Hide internal coding */
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if (res > 0)
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res = 0;
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return res;
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}
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