266 lines
6.9 KiB
C
266 lines
6.9 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Changes Copyright (c) 2004 - 2005 Todd Freeman <freeman@andrews.edu>
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*
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* 95% based on HasNewVoicemail by:
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*
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* Copyright (c) 2003 Tilghman Lesher. All rights reserved.
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*
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* Tilghman Lesher <asterisk-hasnewvoicemail-app@the-tilghman.com>
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*
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* See http://www.asterisk.org for more information about
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* the Asterisk project. Please do not directly contact
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* any of the maintainers of this project for assistance;
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* the project provides a web site, mailing lists and IRC
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* channels for your use.
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License Version 2. See the LICENSE file
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* at the top of the source tree.
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*/
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/*! \file
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*
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* \brief HasVoicemail application
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*
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* \ingroup applications
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include <dirent.h>
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#include <sys/types.h>
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#include "asterisk.h"
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ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
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#include "asterisk/file.h"
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#include "asterisk/logger.h"
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#include "asterisk/channel.h"
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#include "asterisk/pbx.h"
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#include "asterisk/module.h"
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#include "asterisk/lock.h"
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#include "asterisk/utils.h"
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#include "asterisk/app.h"
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#include "asterisk/options.h"
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static char *tdesc = "Indicator for whether a voice mailbox has messages in a given folder.";
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static char *app_hasvoicemail = "HasVoicemail";
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static char *hasvoicemail_synopsis = "Conditionally branches to priority + 101 with the right options set";
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static char *hasvoicemail_descrip =
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"HasVoicemail(vmbox[/folder][@context][|varname[|options]])\n"
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" Optionally sets <varname> to the number of messages in that folder."
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" Assumes folder of INBOX if not specified.\n"
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" The option string may contain zero or the following character:\n"
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" 'j' -- jump to priority n+101, if there is voicemail in the folder indicated.\n"
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" This application sets the following channel variable upon completion:\n"
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" HASVMSTATUS The result of the voicemail check returned as a text string as follows\n"
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" <# of messages in the folder, 0 for NONE>\n";
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static char *app_hasnewvoicemail = "HasNewVoicemail";
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static char *hasnewvoicemail_synopsis = "Conditionally branches to priority + 101 with the right options set";
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static char *hasnewvoicemail_descrip =
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"HasNewVoicemail(vmbox[/folder][@context][|varname[|options]])\n"
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"Assumes folder 'INBOX' if folder is not specified. Optionally sets <varname> to the number of messages\n"
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"in that folder.\n"
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" The option string may contain zero of the following character:\n"
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" 'j' -- jump to priority n+101, if there is new voicemail in folder 'folder' or INBOX\n"
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" This application sets the following channel variable upon completion:\n"
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" HASVMSTATUS The result of the new voicemail check returned as a text string as follows\n"
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" <# of messages in the folder, 0 for NONE>\n";
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STANDARD_LOCAL_USER;
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LOCAL_USER_DECL;
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static int hasvoicemail_internal(char *context, char *box, char *folder)
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{
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char vmpath[256];
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DIR *vmdir;
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struct dirent *vment;
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int count=0;
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snprintf(vmpath,sizeof(vmpath), "%s/voicemail/%s/%s/%s", (char *)ast_config_AST_SPOOL_DIR, context, box, folder);
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if ((vmdir = opendir(vmpath))) {
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/* No matter what the format of VM, there will always be a .txt file for each message. */
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while ((vment = readdir(vmdir))) {
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if (!strncmp(vment->d_name + 7, ".txt", 4)) {
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count++;
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break;
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}
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}
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closedir(vmdir);
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}
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return count;
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}
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static int hasvoicemail_exec(struct ast_channel *chan, void *data)
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{
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struct localuser *u;
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char *input, *varname = NULL, *vmbox, *context = "default";
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char *vmfolder;
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int vmcount = 0;
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static int dep_warning = 0;
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int priority_jump = 0;
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char tmp[12];
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AST_DECLARE_APP_ARGS(args,
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AST_APP_ARG(vmbox);
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AST_APP_ARG(varname);
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AST_APP_ARG(options);
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);
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if (!dep_warning) {
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ast_log(LOG_WARNING, "The applications HasVoicemail and HasNewVoicemail have been deprecated. Please use the VMCOUNT() function instead.\n");
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dep_warning = 1;
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}
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if (!data) {
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ast_log(LOG_WARNING, "HasVoicemail requires an argument (vm-box[/folder][@context][|varname[|options]])\n");
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return -1;
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}
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LOCAL_USER_ADD(u);
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input = ast_strdupa((char *)data);
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if (! input) {
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ast_log(LOG_ERROR, "Out of memory error\n");
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LOCAL_USER_REMOVE(u);
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return -1;
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}
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AST_STANDARD_APP_ARGS(args, input);
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if ((vmbox = strsep(&args.vmbox, "@")))
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if (!ast_strlen_zero(args.vmbox))
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context = args.vmbox;
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if (!vmbox)
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vmbox = args.vmbox;
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vmfolder = strchr(vmbox, '/');
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if (vmfolder) {
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*vmfolder = '\0';
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vmfolder++;
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} else {
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vmfolder = "INBOX";
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}
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if (args.options) {
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if (strchr(args.options, 'j'))
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priority_jump = 1;
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}
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vmcount = hasvoicemail_internal(context, vmbox, vmfolder);
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/* Set the count in the channel variable */
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if (varname) {
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snprintf(tmp, sizeof(tmp), "%d", vmcount);
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pbx_builtin_setvar_helper(chan, varname, tmp);
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}
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if (vmcount > 0) {
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/* Branch to the next extension */
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if (priority_jump || option_priority_jumping) {
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if (ast_goto_if_exists(chan, chan->context, chan->exten, chan->priority + 101))
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ast_log(LOG_WARNING, "VM box %s@%s has new voicemail, but extension %s, priority %d doesn't exist\n", vmbox, context, chan->exten, chan->priority + 101);
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}
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}
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snprintf(tmp, sizeof(tmp), "%d", vmcount);
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pbx_builtin_setvar_helper(chan, "HASVMSTATUS", tmp);
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LOCAL_USER_REMOVE(u);
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return 0;
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}
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static char *acf_vmcount_exec(struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len)
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{
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struct localuser *u;
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char *args, *context, *box, *folder;
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LOCAL_USER_ACF_ADD(u);
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buf[0] = '\0';
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args = ast_strdupa(data);
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if (!args) {
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ast_log(LOG_ERROR, "Out of memory");
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LOCAL_USER_REMOVE(u);
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return buf;
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}
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box = strsep(&args, "|");
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if (strchr(box, '@')) {
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context = box;
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box = strsep(&context, "@");
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} else {
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context = "default";
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}
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if (args) {
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folder = args;
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} else {
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folder = "INBOX";
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}
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snprintf(buf, len, "%d", hasvoicemail_internal(context, box, folder));
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LOCAL_USER_REMOVE(u);
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return buf;
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}
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struct ast_custom_function acf_vmcount = {
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.name = "VMCOUNT",
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.synopsis = "Counts the voicemail in a specified mailbox",
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.syntax = "VMCOUNT(vmbox[@context][|folder])",
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.desc =
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" context - defaults to \"default\"\n"
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" folder - defaults to \"INBOX\"\n",
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.read = acf_vmcount_exec,
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};
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int unload_module(void)
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{
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int res;
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res = ast_custom_function_unregister(&acf_vmcount);
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res |= ast_unregister_application(app_hasvoicemail);
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res |= ast_unregister_application(app_hasnewvoicemail);
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STANDARD_HANGUP_LOCALUSERS;
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return res;
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}
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int load_module(void)
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{
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int res;
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res = ast_custom_function_register(&acf_vmcount);
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res |= ast_register_application(app_hasvoicemail, hasvoicemail_exec, hasvoicemail_synopsis, hasvoicemail_descrip);
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res |= ast_register_application(app_hasnewvoicemail, hasvoicemail_exec, hasnewvoicemail_synopsis, hasnewvoicemail_descrip);
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return res;
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}
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char *description(void)
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{
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return tdesc;
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}
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int usecount(void)
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{
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int res;
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STANDARD_USECOUNT(res);
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return res;
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}
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char *key()
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{
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return ASTERISK_GPL_KEY;
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}
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