Shell Programming and Scripting

//RECORD NO.	RECORD TYPE	REPAIR TYPE	SERIAL NO	UNIT RECEIVED DATE	SHIP TO	DIAGNOSED BY(TECH ID)	SYMPTOM	DIAGNOSIS	NOTES	COMPONENT	REQUEST REVIEW BY APPLE(Y/N)	CUSTOMER LAST NAME	CUSTOMER FIRST NAME	CUSTOMER ADDRESS LINE 1	CUSTOMER ADDRESS LINE 2	CUSTOMER ADDRESS LINE 3	COMPANY	COUNTY/SUBURB	CITY	STATE	EMAIL	PRIMARY PHONE	SECONDARY PHONE	COUNTRY CODE	ZIP CODE	ALTERNATE CONTACT	PO NUMBER	CUSTOMER TYPE	CUSTOMER PRIMARY PHONE	COMPTIA CODE	COMPTIA MODIFIER	SP REFERENCE	OSVERSION	RAM	HARDDRIVE	PASSWORD	UPLOADED PROOF OF PURCHASE	DATA TRANSFER REQUESTED(Y/N)	ADDRESS COSMETIC DAMAGE(Y/N)	BOX SHIPMENT	SHIP UNIT TO CUSTOMER	SERVICE PROVIDER CONTACT	SERVICE PROVIDER CONTACT PHONE NUMBER	FAXED PROOF OF PURCHASE	UNIT ABUSED FLAG	LEG 2 CARRIER CODE	LEG 2 TRACKING NO.	IS ACCIDENTAL DAMAGE (Y/N)	Check If OOW COVERAGE(Y/1/X/N)	IS NON RPLENISHMENT	DIAGNOSTIC CODE	OVER RIDE DIAGNOSTIC CODE CHECK	DISPATCH ID	ERROR MESSAGE
//RECORD NO.	RECORD TYPE	ITEM NO	PART NO	ABUSED	COMPTIA	COMPTIA MOD	Repairable Damage	DIAGNOSTIC CODE																																														
1	H	CA	W8738625Z5V	8/17/10	47660	 USA075WB	case splinters bezel cracked	case splinters bezel cracked				Mark 	Hughes	625 Minnesota Ave			USD500 KCKPS		Kansas City	KS	mahughe@kckps.org	913.449.7791		US	66101		7122010																											
1	D		922-9592	N	Z07	A	N																																															
2	H	CA	W87384YYZ5V	8/17/10	47660	 USA075WB	case splinters bezel cracked	case splinters bezel cracked				Mark 	Hughes	625 Minnesota Ave			USD500 KCKPS		Kansas City	KS	mahughe@kckps.org	913.449.7791		US	66101		7122010																											
2	D		922-9592	N	Z07	A	N																																															
3	H	CA	W87382D5Z5V	8/17/10	47660	 USA075WB	case splinters bezel cracked	case splinters bezel cracked				Mark 	Hughes	625 Minnesota Ave			USD500 KCKPS		Kansas City	KS	mahughe@kckps.org	913.449.7791		US	66101		7122010																											
3	D		922-9592	N	Z07	A	N																																															
4	H	CA	W87393D8Z5V	8/17/10	47660	 USA075WB	case splinters bezel cracked	case splinters bezel cracked				Mark 	Hughes	625 Minnesota Ave			USD500 KCKPS		Kansas City	KS	mahughe@kckps.org	913.449.7791		US	66101		7122010																											
4	D		922-9592	N	Z07	A	N																																															
5	H	CA	W8737B6TZ5V	8/17/10	47660	 USA075WB	case splinters bezel cracked	case splinters bezel cracked				Mark 	Hughes	625 Minnesota Ave			USD500 KCKPS		Kansas City	KS	mahughe@kckps.org	913.449.7791		US	66101		7122010																											
5	D		922-9592	N	Z07	A	N																																															
6	H	CA	W87393U9Z5V	8/17/10	47660	 USA075WB	case splinters bezel cracked	case splinters bezel cracked				Mark 	Hughes	625 Minnesota Ave			USD500 KCKPS		Kansas City	KS	mahughe@kckps.org	913.449.7791		US	66101		7122010																											
6	D		922-9592	N	Z07	A	N																				
7	H	CA	W8739B7ZZ5V	8/17/10	47660	 USA075WB	case splinters bezel cracked	case splinters bezel cracked				Mark 	Hughes	625 Minnesota Ave			USD500 KCKPS		Kansas City	KS	mahughe@kckps.org	913.449.7791		US	66101		7122010
7	D		922-9592	N	Z07	A	N																				
8	H	CA	W87379M3Z5V	8/17/10	47660	 USA075WB	case splinters bezel cracked	case splinters bezel cracked				Mark 	Hughes	625 Minnesota Ave			USD500 KCKPS		Kansas City	KS	mahughe@kckps.org	913.449.7791		US	66101		7122010

#!/bin/bash

# Assume input for 'read' is tab-seperated
IFS=$'\t'

while read -a ARRAY
do
        # Print and skip comment lines
        if [[ "${ARRAY[0]:0:2}" == "//" ]]
        then
                echo "${ARRAY[*]}"
                continue
        fi

        # Modify different fields based on the type given
        if [[ "${ARRAY[1]}" == "H" ]]
        then
                ARRAY[7]="USA075WB"
                ARRAY[3]="W8738625Z5V"
        elif [[ "${ARRAY[1]}" == "D" ]]
        then
                ARRAY[3]="922-9592"
        fi

        # Write the entire array back out, still tab-seperated
        echo "${ARRAY[*]}"
done < file.in > file.out