mirror of
https://github.com/alexanderepstein/Bash-Snippets
synced 2018-11-08 02:59:35 +01:00
112 lines
4 KiB
Bash
Executable file
112 lines
4 KiB
Bash
Executable file
#!/bin/bash
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# Author: Alexander Epstein https://github.com/alexanderepstein
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currentVersion="1.1.0" #This version variable should not have a v but should contain all other characters ex Github release tag is v1.2.4 currentVersion is 1.2.4
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getIPWeather()
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{
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country=$(curl -s ipinfo.io/country) > /dev/null ## grab the country
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if [[ $country == "US" ]];then ## if were in the us id rather not use longitude and latitude so the output is nicer
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city=$(curl -s ipinfo.io/city) > /dev/null
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region=$(curl -s ipinfo.io/region) > /dev/null
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region=$(echo "$region" | tr -dc '[:upper:]')
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curl wttr.in/$city,$region
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else ## otherwise we are going to use longitude and latitude
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location=$(curl -s ipinfo.io/loc) > /dev/null
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curl wttr.in/$location
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fi
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}
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getLocationWeather()
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{
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curl wttr.in/$1,$2,$3,$4
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}
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checkInternet()
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{
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echo "GET http://google.com HTTP/1.0\n\n" | nc google.com 80 > /dev/null 2>&1 # query google with a get request
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if [ $? -eq 0 ]; then #check if the output is 0, if so no errors have occured and we have connected to google successfully
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return 0
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else
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echo "Error: no active internet connection" >&2 #sent to stderr
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return 1
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fi
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}
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update()
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{
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# Author: Alexander Epstein https://github.com/alexanderepstein
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# Update utility version 1.2.0
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# To test the tool enter in the defualt values that are in the examples for each variable
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repositoryName="Bash-Snippets" #Name of repostiory to be updated ex. Sandman-Lite
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githubUserName="alexanderepstein" #username that hosts the repostiory ex. alexanderepstein
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nameOfInstallFile="install.sh" # change this if the installer file has a different name be sure to include file extension if there is one
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latestVersion=$(curl -s https://api.github.com/repos/$githubUserName/$repositoryName/tags | grep -Eo '"name":.*?[^\\]",'| head -1 | grep -Eo "[0-9.]+" ) #always grabs the tag without the v option
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if [[ $currentVersion == "" || $repositoryName == "" || $githubUserName == "" || $nameOfInstallFile == "" ]];then
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echo "Error: update utility has not been configured correctly." >&2
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exit 1
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elif [[ $latestVersion == "" ]];then
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echo "Error: no active internet connection" >&2
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exit 1
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else
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if [[ "$latestVersion" != "$currentVersion" ]]; then
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echo "Version $latestVersion available"
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echo -n "Do you wish to update $repositoryName [Y/n]: "
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read -r answer
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if [[ "$answer" == "Y" || "$answer" == "y" ]] ;then
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cd ~ || { echo 'Update Failed' ; exit 1 ; }
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if [[ -d ~/$repositoryName ]]; then rm -r -f $repositoryName || { echo "Your password is required to continue with the update" ; sudo rm -r -f $repositoryName ; }; fi #sudo command only on error
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git clone "https://github.com/$githubUserName/$repositoryName" || { echo "Couldn't download latest version" ; exit 1; }
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cd $repositoryName || { echo 'Update Failed' ; exit 1 ;}
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git checkout "v$latestVersion" 2> /dev/null || git checkout "$latestVersion" 2> /dev/null || echo "Couldn't git checkout to stable release, updating to latest commit."
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chmod a+x install.sh #this might be necessary in your case but wasnt in mine.
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./$nameOfInstallFile "update" || { echo "Your password is required to continue with the update" ; sudo ./$nameOfInstallFile "update" ; }
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cd ..
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rm -r -f $repositoryName || sudo rm -r -f $repositoryName #sudo command only on error
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else
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exit 1
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fi
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else
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echo "$repositoryName is already the latest version"
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fi
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fi
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}
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checkInternet || exit 1 # check if we have a valid internet connection if this isnt true the rest of the script will not work so stop here
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while getopts "uv" opt; do
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case $opt in
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\?)
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echo "Invalid option: -$OPTARG" >&2
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exit 1
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;;
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h)
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help
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;;
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v)
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echo "Version $currentVersion"
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exit 0
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;;
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u)
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update
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exit 0
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;;
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:)
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echo "Option -$OPTARG requires an argument." >&2
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exit 1
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;;
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esac
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done
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if [[ $# == 0 ]]; then
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getIPWeather
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elif [[ $1 == "update" ]]; then
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update
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else
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getLocationWeather $1 $2 $3 $4
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fi
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