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00028 #include "asterisk.h"
00029
00030 ASTERISK_FILE_VERSION(__FILE__, "$Revision: 121197 $")
00031
00032 #include "asterisk/lock.h"
00033 #include "asterisk/file.h"
00034 #include "asterisk/utils.h"
00035 #include "asterisk/channel.h"
00036 #include "asterisk/pbx.h"
00037 #include "asterisk/module.h"
00038 #include "asterisk/translate.h"
00039 #include "asterisk/image.h"
00040 #include "asterisk/callerid.h"
00041 #include "asterisk/app.h"
00042 #include "asterisk/config.h"
00043
00044 static char *app = "PrivacyManager";
00045
00046 static char *synopsis = "Require phone number to be entered, if no CallerID sent";
00047
00048 static char *descrip =
00049 " PrivacyManager([maxretries][,minlength][,context]): If no Caller*ID \n"
00050 "is sent, PrivacyManager answers the channel and asks the caller to\n"
00051 "enter their phone number. The caller is given 'maxretries' attempts to do so.\n"
00052 "The application does nothing if Caller*ID was received on the channel.\n"
00053 " maxretries default 3 -maximum number of attempts the caller is allowed \n"
00054 " to input a callerid.\n"
00055 " minlength default 10 -minimum allowable digits in the input callerid number.\n"
00056 " context context to check the given Caller*ID against patterns.\n"
00057 "The application sets the following channel variable upon completion: \n"
00058 "PRIVACYMGRSTATUS The status of the privacy manager's attempt to collect \n"
00059 " a phone number from the user. A text string that is either:\n"
00060 " SUCCESS | FAILED \n"
00061 ;
00062
00063
00064 static int privacy_exec (struct ast_channel *chan, void *data)
00065 {
00066 int res=0;
00067 int retries;
00068 int maxretries = 3;
00069 int minlength = 10;
00070 int x = 0;
00071 char phone[30];
00072 char *parse = NULL;
00073 AST_DECLARE_APP_ARGS(args,
00074 AST_APP_ARG(maxretries);
00075 AST_APP_ARG(minlength);
00076 AST_APP_ARG(options);
00077 AST_APP_ARG(checkcontext);
00078 );
00079
00080 if (!ast_strlen_zero(chan->cid.cid_num)) {
00081 ast_verb(3, "CallerID Present: Skipping\n");
00082 } else {
00083
00084 if (chan->_state != AST_STATE_UP) {
00085 if ((res = ast_answer(chan)))
00086 return -1;
00087 }
00088
00089 if (!ast_strlen_zero(data)) {
00090 parse = ast_strdupa(data);
00091
00092 AST_STANDARD_APP_ARGS(args, parse);
00093
00094 if (args.maxretries) {
00095 if (sscanf(args.maxretries, "%d", &x) == 1)
00096 maxretries = x;
00097 else
00098 ast_log(LOG_WARNING, "Invalid max retries argument\n");
00099 }
00100 if (args.minlength) {
00101 if (sscanf(args.minlength, "%d", &x) == 1)
00102 minlength = x;
00103 else
00104 ast_log(LOG_WARNING, "Invalid min length argument\n");
00105 }
00106 }
00107
00108
00109 res = ast_safe_sleep(chan, 1000);
00110 if (!res)
00111 res = ast_streamfile(chan, "privacy-unident", chan->language);
00112 if (!res)
00113 res = ast_waitstream(chan, "");
00114
00115
00116 for (retries = 0; retries < maxretries; retries++) {
00117 if (!res)
00118 res = ast_streamfile(chan, "privacy-prompt", chan->language);
00119 if (!res)
00120 res = ast_waitstream(chan, "");
00121
00122 if (!res )
00123 res = ast_readstring(chan, phone, sizeof(phone) - 1, 3200, 5000, "#");
00124
00125 if (res < 0)
00126 break;
00127
00128
00129 if (strlen(phone) >= minlength ) {
00130
00131 if (!ast_strlen_zero(args.checkcontext)) {
00132 if (!ast_exists_extension(NULL, args.checkcontext, phone, 1, NULL)) {
00133 res = ast_streamfile(chan, "privacy-incorrect", chan->language);
00134 if (!res) {
00135 res = ast_waitstream(chan, "");
00136 }
00137 } else {
00138 break;
00139 }
00140 } else {
00141 break;
00142 }
00143 } else {
00144 res = ast_streamfile(chan, "privacy-incorrect", chan->language);
00145 if (!res)
00146 res = ast_waitstream(chan, "");
00147 }
00148 }
00149
00150
00151 if ((retries < maxretries) && res >= 0 ) {
00152 res = ast_streamfile(chan, "privacy-thankyou", chan->language);
00153 if (!res)
00154 res = ast_waitstream(chan, "");
00155
00156 ast_set_callerid (chan, phone, "Privacy Manager", NULL);
00157
00158
00159
00160
00161 chan->cid.cid_pres &= (AST_PRES_UNAVAILABLE ^ 0xFF);
00162
00163 ast_verb(3, "Changed Caller*ID to %s, callerpres to %d\n",phone,chan->cid.cid_pres);
00164
00165 pbx_builtin_setvar_helper(chan, "PRIVACYMGRSTATUS", "SUCCESS");
00166 } else {
00167 pbx_builtin_setvar_helper(chan, "PRIVACYMGRSTATUS", "FAILED");
00168 }
00169 }
00170
00171 return 0;
00172 }
00173
00174 static int unload_module(void)
00175 {
00176 return ast_unregister_application (app);
00177 }
00178
00179 static int load_module(void)
00180 {
00181 return ast_register_application(app, privacy_exec, synopsis, descrip);
00182 }
00183
00184 AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Require phone number to be entered, if no CallerID sent");