#!/usr/bin/env bash # helper functions: function lineprint { printf '%*s\n' "${COLUMNS:-$(tput cols)}" '' | tr ' ' = } function message { lineprint printf "$1\n" lineprint } current_action="IDLE" function confirm_action { message "successfully finished action: $current_action" } function set_action { current_action="$1" message "$1" } function perform { "$@" local status=$? if [ $status -ne 0 ] then message "$current_action failed!" fi return $status } function perform_and_exit { perform "$@" || exit } # Downloading and unzipping dataset D1_URL=https://www.cs.ucsb.edu/~william/data/liar_dataset.zip D1_ZIP=${D1_URL##*/} D2_URL=https://raw.githubusercontent.com/GeorgeMcIntire/fake_real_news_dataset/master/fake_or_real_news.csv.zip D2_ZIP=${D2_URL##*/} P3_URL=https://raw.githubusercontent.com/SmartDataAnalytics/MA-INF-4222-NLP-Lab/master/2018_SoSe/exercises/script_dataset3.py P3_SCRIPT=${P3_URL##*/} set_action "checking whether unzip is installed" # testing for unzip: perform_and_exit unzip -v confirm_action set_action "downloading and unpacking $D1_URL if not already existing" perform_and_exit mkdir -p ./data perform_and_exit cd ./data/ if [ ! -e $D1_ZIP ]; then perform_and_exit curl $D1_URL --output ./$D1_ZIP perform_and_exit unzip $D1_ZIP fi confirm_action set_action "downloading and unpacking $D2_URL if not already existing" if [ ! -e $D2_ZIP ]; then perform_and_exit curl $D2_URL --output ./$D2_ZIP perform_and_exit unzip $D2_ZIP fi confirm_action set_action "downloading Helper script: $P3_SCRIPT" if [ ! -e $P3_SCRIPT ]; then perform_and_exit curl $P3_URL --output ./$P3_SCRIPT fi confirm_action