Scrape a List of Topics from a Subreddit Using Bash (from HowToGeek)

reddit.sh

#!/bin/bash
if [ -z "$1" ]
then
echo "Please specify a subreddit"
exit 1
fi

SUBREDDIT=$1
NOW=$(date +"%m_%d_%y-%H_%M")
OUTPUT_FILE="${SUBREDDIT}_${NOW}.txt"

curl -s -A "bash-scrape-topics" https://www.reddit.com/r/${SUBREDDIT}.json | \
jq '.data.children | .[] | .data.title, .data.url, .data.permalink' | \
while read -r TITLE; do
read -r URL
read -r PERMALINK
echo -e "${TITLE}\t${URL}\t${PERMALINK}" | tr --delete \" >> ${OUTPUT_FILE}
done