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  • /*
     * Asterisk -- A telephony toolkit for Linux.
     *
     * UserEvent application -- send manager event
     * 
     *
     * This program is free software, distributed under the terms of
     * the GNU General Public License
     */
    
    
    #include <stdlib.h>
    #include <unistd.h>
    #include <string.h>
    #include <stdlib.h>
    
    #include "asterisk.h"
    
    ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
    
    
    #include "asterisk/lock.h"
    #include "asterisk/file.h"
    #include "asterisk/logger.h"
    #include "asterisk/channel.h"
    #include "asterisk/pbx.h"
    #include "asterisk/module.h"
    #include "asterisk/manager.h"
    
    
    static char *tdesc = "Custom User Event Application";
    
    static char *app = "UserEvent";
    
    static char *synopsis = "Send an arbitrary event to the manager interface";
    
    static char *descrip = 
    "  UserEvent(eventname[|body]): Sends an arbitrary event to the\n"
    "manager interface, with an optional body representing additional\n"
    "arguments.  The format of the event will be:\n"
    "    Event: UserEvent<specified event name>\n"
    "    Channel: <channel name>\n"
    "    Uniqueid: <call uniqueid>\n"
    "    [body]\n"
    "If the body is not specified, only Event, Channel, and Uniqueid fields\n"
    "will be present.  Returns 0.";
    
    STANDARD_LOCAL_USER;
    
    LOCAL_USER_DECL;
    
    static int userevent_exec(struct ast_channel *chan, void *data)
    {
    	struct localuser *u;
    	char info[512];
        char eventname[512];
    	char *eventbody;
    
    	if (!data || !strlen(data)) {
    		ast_log(LOG_WARNING, "UserEvent requires an argument (eventname|optional event body)\n");
    		return -1;
    	}
    
    	strncpy(info, (char *)data, strlen((char *)data) + AST_MAX_EXTENSION-1);
    
    	snprintf(eventname, sizeof(eventname), "UserEvent%s", info);
    
    	eventbody = strchr(eventname, '|');
    	if (eventbody) {
    		*eventbody = '\0';
    		eventbody++;
    	}
    	LOCAL_USER_ADD(u);
    
    	if(eventbody) {
                ast_log(LOG_DEBUG, "Sending user event: %s, %s\n", eventname, eventbody);
                manager_event(EVENT_FLAG_CALL, eventname, 
    			"Channel: %s\r\nUniqueid: %s\r\n%s\r\n",
    			chan->name, chan->uniqueid, eventbody);
    	} else {
                ast_log(LOG_DEBUG, "Sending user event: %s\n", eventname);
                manager_event(EVENT_FLAG_CALL, eventname, 
    			"Channel: %s\r\nUniqueid: %s\r\n", chan->name, chan->uniqueid);
    	}
    
    	LOCAL_USER_REMOVE(u);
    	return 0;
    }
    
    int unload_module(void)
    {
    	STANDARD_HANGUP_LOCALUSERS;
    	return ast_unregister_application(app);
    }
    
    int load_module(void)
    {
    	return ast_register_application(app, userevent_exec, synopsis, descrip);
    }
    
    char *description(void)
    {
    	return tdesc;
    }
    
    int usecount(void)
    {
    	int res;
    	STANDARD_USECOUNT(res);
    	return res;
    }
    
    char *key()
    {
    	return ASTERISK_GPL_KEY;
    }