Merged revisions 80166 via svnmerge from
[asterisk/asterisk.git] / cdr / cdr_manager.c
1 /*
2  * Asterisk -- An open source telephony toolkit.
3  *
4  * Copyright (C) 2004 - 2005
5  *
6  * See http://www.asterisk.org for more information about
7  * the Asterisk project. Please do not directly contact
8  * any of the maintainers of this project for assistance;
9  * the project provides a web site, mailing lists and IRC
10  * channels for your use.
11  *
12  * This program is free software, distributed under the terms of
13  * the GNU General Public License Version 2. See the LICENSE file
14  * at the top of the source tree.
15  */
16
17 /*! \file
18  *
19  * \brief Asterisk Call Manager CDR records.
20  * 
21  * See also
22  * \arg \ref AstCDR
23  * \arg \ref AstAMI
24  * \arg \ref Config_ami
25  * \ingroup cdr_drivers
26  */
27
28 #include "asterisk.h"
29
30 ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
31
32 #include <sys/types.h>
33 #include <strings.h>
34 #include <unistd.h>
35 #include <time.h>
36
37 #include "asterisk/channel.h"
38 #include "asterisk/cdr.h"
39 #include "asterisk/module.h"
40 #include "asterisk/logger.h"
41 #include "asterisk/utils.h"
42 #include "asterisk/manager.h"
43 #include "asterisk/config.h"
44 #include "asterisk/pbx.h"
45
46 #define DATE_FORMAT     "%Y-%m-%d %T"
47 #define CONF_FILE       "cdr_manager.conf"
48 #define CUSTOM_FIELDS_BUF_SIZE 1024
49
50 static char *name = "cdr_manager";
51
52 static int enablecdr = 0;
53 struct ast_str *customfields;
54
55 static int load_config(int reload)
56 {
57         char *cat = NULL;
58         struct ast_config *cfg;
59         struct ast_variable *v;
60         struct ast_flags config_flags = { reload ? CONFIG_FLAG_FILEUNCHANGED : 0 };
61
62         cfg = ast_config_load(CONF_FILE, config_flags);
63         if (cfg == CONFIG_STATUS_FILEUNCHANGED)
64                 return 0;
65
66         if (reload && customfields) {
67                 ast_free(customfields);
68         }
69         customfields = NULL;
70
71         if (!cfg) {
72                 /* Standard configuration */
73                 ast_log(LOG_WARNING, "Failed to load configuration file. Module not activated.\n");
74                 enablecdr = 0;
75                 return 0;
76         }
77         
78         while ( (cat = ast_category_browse(cfg, cat)) ) {
79                 if (!strcasecmp(cat, "general")) {
80                         v = ast_variable_browse(cfg, cat);
81                         while (v) {
82                                 if (!strcasecmp(v->name, "enabled")) {
83                                         enablecdr = ast_true(v->value);
84                                 }
85                                 
86                                 v = v->next;
87                         }
88                 } else if (!strcasecmp(cat, "mappings")) {
89                         customfields = ast_str_create(CUSTOM_FIELDS_BUF_SIZE);
90                         v = ast_variable_browse(cfg, cat);
91                         while (v) {
92                                 if (customfields && !ast_strlen_zero(v->name) && !ast_strlen_zero(v->value)) {
93                                         if( (customfields->used + strlen(v->value) + strlen(v->name) + 14) < customfields->len) {
94                                                 ast_str_append(&customfields, -1, "%s: ${CDR(%s)}\r\n", v->value, v->name);
95                                                 ast_log(LOG_NOTICE, "Added mapping %s: ${CDR(%s)}\n", v->value, v->name);
96                                         } else {
97                                                 ast_log(LOG_WARNING, "No more buffer space to add other custom fields\n");
98                                                 break;
99                                         }
100                                         
101                                 }
102                                 v = v->next;
103                         }
104                 }
105         }
106         
107         ast_config_destroy(cfg);
108         return 1;
109 }
110
111 static int manager_log(struct ast_cdr *cdr)
112 {
113         struct ast_tm timeresult;
114         char strStartTime[80] = "";
115         char strAnswerTime[80] = "";
116         char strEndTime[80] = "";
117         char buf[CUSTOM_FIELDS_BUF_SIZE];
118         struct ast_channel dummy;
119
120         if (!enablecdr)
121                 return 0;
122
123         ast_localtime(&cdr->start, &timeresult, NULL);
124         ast_strftime(strStartTime, sizeof(strStartTime), DATE_FORMAT, &timeresult);
125         
126         if (cdr->answer.tv_sec) {
127                 ast_localtime(&cdr->answer, &timeresult, NULL);
128                 ast_strftime(strAnswerTime, sizeof(strAnswerTime), DATE_FORMAT, &timeresult);
129         }
130
131         ast_localtime(&cdr->end, &timeresult, NULL);
132         ast_strftime(strEndTime, sizeof(strEndTime), DATE_FORMAT, &timeresult);
133
134         /* Custom fields handling */
135         memset(buf, 0 , sizeof(buf));
136         if (customfields != NULL && customfields->used > 0) {
137                 memset(&dummy, 0, sizeof(dummy));
138                 dummy.cdr = cdr;
139                 pbx_substitute_variables_helper(&dummy, customfields->str, buf, sizeof(buf) - 1);
140         }
141
142         manager_event(EVENT_FLAG_CALL, "Cdr",
143             "AccountCode: %s\r\n"
144             "Source: %s\r\n"
145             "Destination: %s\r\n"
146             "DestinationContext: %s\r\n"
147             "CallerID: %s\r\n"
148             "Channel: %s\r\n"
149             "DestinationChannel: %s\r\n"
150             "LastApplication: %s\r\n"
151             "LastData: %s\r\n"
152             "StartTime: %s\r\n"
153             "AnswerTime: %s\r\n"
154             "EndTime: %s\r\n"
155             "Duration: %ld\r\n"
156             "BillableSeconds: %ld\r\n"
157             "Disposition: %s\r\n"
158             "AMAFlags: %s\r\n"
159             "UniqueID: %s\r\n"
160             "UserField: %s\r\n"
161             "%s",
162             cdr->accountcode, cdr->src, cdr->dst, cdr->dcontext, cdr->clid, cdr->channel,
163             cdr->dstchannel, cdr->lastapp, cdr->lastdata, strStartTime, strAnswerTime, strEndTime,
164             cdr->duration, cdr->billsec, ast_cdr_disp2str(cdr->disposition),
165             ast_cdr_flags2str(cdr->amaflags), cdr->uniqueid, cdr->userfield,buf);
166
167         return 0;
168 }
169
170 static int unload_module(void)
171 {
172         ast_cdr_unregister(name);
173         if (customfields)
174                 ast_free(customfields);
175
176         return 0;
177 }
178
179 static int load_module(void)
180 {
181         int res;
182
183         /* Configuration file */
184         if (!load_config(0))
185                 return AST_MODULE_LOAD_DECLINE;
186         
187         res = ast_cdr_register(name, "Asterisk Manager Interface CDR Backend", manager_log);
188         if (res) {
189                 ast_log(LOG_ERROR, "Unable to register Asterisk Call Manager CDR handling\n");
190         }
191         
192         return res;
193 }
194
195 static int reload(void)
196 {
197         return load_config(1);
198 }
199
200 AST_MODULE_INFO(ASTERISK_GPL_KEY, AST_MODFLAG_DEFAULT, "Asterisk Manager Interface CDR Backend",
201                 .load = load_module,
202                 .unload = unload_module,
203                 .reload = reload,
204                );