From b615aaa634249eefbbf73f16301502244f062afd Mon Sep 17 00:00:00 2001
From: Gandalf <gandalfderbunte@riseup.net>
Date: Sat, 5 Feb 2022 18:05:49 +0100
Subject: [PATCH] Spoofing caller id.

Can only test in production, which means untested as of now.
---
 callerid.sh                 | 16 ++++++++++++++++
 fax.sh                      | 14 +++++++++++++-
 login_credentials_muster.sh |  2 ++
 3 files changed, 31 insertions(+), 1 deletion(-)
 create mode 100755 callerid.sh

diff --git a/callerid.sh b/callerid.sh
new file mode 100755
index 0000000..dc6317e
--- /dev/null
+++ b/callerid.sh
@@ -0,0 +1,16 @@
+BASEPATH=$(dirname $(realpath $0))
+. $BASEPATH/authorization.sh
+case "$SPOOF" in 
+	"1")
+		CALLER_ID_JSON='{"value":"'${CALLER_ID}'"}'
+		;;
+	"-1")
+		CALLER_ID_JSON=$OLD_CALLER_ID_JSON
+		;;
+	"0")
+		CALLER_ID_JSON='{"value":"'${DEFAULT_CALLER_ID}'"}'
+		;;
+esac
+OLD_CALLER_ID_JSON=$(curl --request GET --header 'Content-Type: application/json' --header 'Accept: application/json' --header "Authorization: Bearer $AUTH_TOKEN" "https://api.sipgate.com/v2/w0/faxlines/f0/callerid" -s)
+REPLY=$(curl --request PUT --header 'Content-Type: application/json' --header 'Accept: application/json' --header "Authorization: Bearer $AUTH_TOKEN" --data ${CALLER_ID_JSON} "https://api.sipgate.com/v2/w0/faxlines/f0/callerid" -s)
+
diff --git a/fax.sh b/fax.sh
index 713beae..e4831bc 100755
--- a/fax.sh
+++ b/fax.sh
@@ -19,13 +19,14 @@ BASEPATH=$(dirname $(realpath $0))
 
 #Parsing Parameters:
 unset $GETOPT_COMPATIBLE
-ARGV=$(getopt -n "$0" -a -o "" -l "help,handle:" -- "$@")
+ARGV=$(getopt -n "$0" -a -o "" -l "help,spoof-callerid,handle:" -- "$@")
 if [ $? -ne 0 ]
 then
 	usage
 fi
 eval set -- "$ARGV"
 REC0=
+SPOOF=0
 #Now we have $@ clean and tidy and begin parsing
 while :
 do
@@ -41,6 +42,8 @@ do
 			REC0=$($LETTERHEAD_PATH/Adressen/address.sh -f $HAND 2>/dev/null | sed 's: ::g')
 			shift 
 			shift ;;
+		"--spoof-callerid")
+			SPOOF=1
 		"--")
 			shift
 			break ;;
@@ -56,6 +59,13 @@ then
 	usage
 fi
 . $BASEPATH/authorization.sh
+#Spoof CallerID if wanted
+if [ $SPOOF -eq 1 ]
+then
+	$CALLER_ID="+491234556789"
+	. $BASEPATH/callerid.sh
+	SPOOF=-1
+fi
 #Prepare fax credentials:
 FILE=$1
 echo -n "Sending file ${FILE} "
@@ -109,5 +119,7 @@ else
 fi
 #Check if fax request was accepted by sipgate
 curl --request GET --header 'Content-Type: application/json' --header 'Accept: application/json' --header "Authorization: Bearer $AUTH_TOKEN"  "https://api.sipgate.com/v2/history/$FAXID" -s | jq '.faxStatusType'
+#Revert CallerID spoofing
+. $BASEPATH/callerid.sh
 #And show the account balance
 . $BASEPATH/getbalance.sh
diff --git a/login_credentials_muster.sh b/login_credentials_muster.sh
index d0ac3b4..0a4baba 100755
--- a/login_credentials_muster.sh
+++ b/login_credentials_muster.sh
@@ -1,5 +1,7 @@
 #Add your sipgate username and password here:
 SIPUSER=
 SIPPWD=
+#Add your default CallerID here:
+DEFAULT_CALLER_ID=
 #uncomment if you use Letterheads Address database
 #LETTERHEAD_PATH=