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https://github.com/alexanderepstein/Bash-Snippets
synced 2018-11-08 02:59:35 +01:00
Adding update method, usage and -f option
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@ -6,7 +6,7 @@ configuredClient=""
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currentVersion="1.17.3"
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single="false"
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down="false"
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singlef="false"
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## This function determines which http get tool the system has installed and returns an error if there isnt one
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getConfiguredDownloadClient()
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{
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@ -73,6 +73,46 @@ httpDownload()
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esac
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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=$(httpGet https://api.github.com/repos/$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" == [Yy] ]]; then
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cd ~ || { echo 'Update Failed'; exit 1; }
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if [[ -d ~/$repositoryName ]]; then rm -r -f $repositoryName || { echo "Permissions Error: try running the update as sudo"; exit 1; } ; fi
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git clone "https://github.com/$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" || exit 1
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cd ..
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rm -r -f $repositoryName || { echo "Permissions Error: update succesfull but cannot delete temp files located at ~/$repositoryName delete this directory with sudo"; exit 1; }
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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 "$repositoryName is already the latest version"
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fi
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fi
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}
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checkInternet()
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{
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httpGet github.com > /dev/null 2>&1 || { echo "Error: no active internet connection" >&2; return 1; } # query github with a get request
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@ -118,7 +158,27 @@ singleUpload()
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httpSingleUpload "$tempFilePath" "$tempFileName"
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}
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while getopts "s:d:uvh" opt; do
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usage()
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{
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cat <<EOF
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Transfer
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Description: Quickly transfer files from the command line.
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Usage: transfer [flags] or transfer [flag] [args]
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-s Upload a single file, takes in file path as argument
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-d Download a single file
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First arg: Output file directory
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Second arg: File url id
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Third arg: File name
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-u Update Bash-Snippet Tools
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-h Show the help
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-v Get the tool version
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Examples:
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transfer -s ~/fileToTransfer.txt
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transfer -d ~/outputDirectory fileID fileName
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EOF
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}
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while getopts "s:d:f:uvh" opt; do
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case "$opt" in
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\?) echo "Invalid option: -$OPTARG" >&2
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exit 1
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@ -129,17 +189,26 @@ while getopts "s:d:uvh" opt; do
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v) echo "Version $currentVersion"
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exit 0
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;;
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u) update
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u)
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getConfiguredClient || exit 1
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checkInternet || exit 1
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update || exit 1
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exit 0
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;;
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d) down="true"
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d)
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down="true"
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if [ $# -lt 4 ];then { echo "Error: not enough arguments for downloading a file, see the usage"; return 1;};fi
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inputFilePath=$(echo "$*" | sed s/-d//g | cut -d " " -f 2)
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inputID=$(echo "$*" | sed s/-d//g | cut -d " " -f 3)
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inputFileName=$(echo "$*" | sed s/-d//g | cut -d " " -f 4)
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;;
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s) single="true"
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inputFilePath=$(echo "$@" | sed s/-s//g)
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s)
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single="true"
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inputFilePath=$OPTARG
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;;
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f)
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singlef="true"
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inputFilePath=$OPTARG
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;;
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:) echo "Option -$OPTARG requires an argument." >&2
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exit 1
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@ -147,7 +216,8 @@ while getopts "s:d:uvh" opt; do
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esac
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done
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if $down && $single;then { echo "Error: upload and download are mutually exclusive";exit 1;};fi
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if $down && ($single || $singlef);then { echo "Error: upload and download are mutually exclusive";exit 1;};fi
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if $single && $singlef;then { echo "Error: only use -f or -d not both";exit 1;};fi
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if [[ $# == "0" ]]; then
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usage
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@ -156,9 +226,11 @@ elif [[ $1 == "help" ]]; then
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usage
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exit 0
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elif [[ $1 == "update" ]]; then
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update
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getConfiguredClient || exit 1
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checkInternet || exit 1
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update || exit 1
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exit 0
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elif $single ;then
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elif $single || $singlef ;then
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getConfiguredClient || exit 1
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checkInternet || exit 1
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getconfiguredUploadClient || exit 1
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