Scrape the Lenovo order details page and print the estimated arrival date.

when-will-my-lenovo-arrive.sh

#!/usr/bin/env bash                                                                                                     
                                                                                                                        
# When will my Lenovo order arrive?                                                                                     
#                                                                                                                       
# I grew impatient while waiting for my Thinkpad to ship, and the arrival date                                          
# kept changing, so I wrote this script to scrape their order details page.                                             
#                                                                                                                       
# Might not work on all platforms, and it's parsing HTML with sed, so there be                                          
# plenty of dragons within this script.                                                                                             
                                                                                                                        
if [[ $# -ne 2 ]]; then                                                                                                 
    echo "usage: $0 <email/phone> <order number>" >&2                                                                   
    echo "   ex: $0 bob@example.com 4247758836" >&2                                                                     
    echo "       $0 4125551212 4247758836" >&2                                                                          
    exit 1                                                                                                              
fi                                                                                                                      
                                                                                                                        
command -v curl > /dev/null 2>&1 || { echo "This script requires curl, but it's not installed." 2>&1; exit 1; }         
                                                                                                                        
EMAIL="$1"                                                                                                              
ORDER_NUMBER="$2"                                                                                                       
URL="https://ovp.lenovo.com/lenovo-ovp/public/showDetail!showPublicOrderDetail.action?orderNumber=${ORDER_NUMBER}&email=${EMAIL}"
                                                                                                                        
HTML=$(curl -s "${URL}")                                                                                                
                                                                                                                        
if echo "$HTML" | grep -q "Order Detail"; then                                                                          
    echo "${HTML}" | tr -d '\n\r\t' | sed -Ee 's/.*tpb_bar_pn_date_box.*text-align:right;">([^<]+).*/\1/'               
else                                                                                                                    
    echo "Unable to retrieve order details. Are your email and order number correct?" >&2                               
    exit 1                                                                                                              
fi