webi/webi.bash

   1 #!/bin/bash
   2
   3 # title: Webi
   4 # homepage: https://webinstall.dev
   5 # tagline: webinstall.dev for the CLI
   6 # description: |
   7 #   for the people like us that are too lazy even to run <kbd>curl&nbsp;https://webinstall.dev/PACKAGE_NAME&nbsp;|&nbsp;bash</kbd>
   8 # examples: |
   9 #   ```bash
  10 #   webi node@latest
  11 #   ```
  12 #   <br/>
  13 #
  14 #   ```bash
  15 #   webi golang@v1.14
  16 #   ```
  17 #   <br/>
  18 #
  19 #   ```bash
  20 #   webi rustlang
  21 #   ```
  22
  23 {
  24
  25 mkdir -p "$HOME/.local/bin"
  26
  27 cat << EOF > "$HOME/.local/bin/webi"
  28 #!/bin/bash
  29
  30 set -e
  31 set -u
  32
  33 my_package="\${1:-}"
  34 if [ -z "\$my_package" ]; then
  35         echo "Usage: webi <package>@<version>"
  36         echo "Example: webi node@latest"
  37         exit 1
  38 fi
  39
  40 ##
  41 ## Detect acceptable package formats
  42 ##
  43
  44 my_ext=""
  45 set +e
  46 if [ -n "\$(command -v git)" ]; then
  47         my_ext="git,\${my_ext}"
  48 fi
  49 if [ -n "\$(command -v tar)" ]; then
  50         my_ext="tar,\${my_ext}"
  51 fi
  52 if [ -n "\$(command -v unzip)" ]; then
  53         my_ext="zip,\${my_ext}"
  54 fi
  55 if [ -n "\$(command -v pkgutil)" ]; then
  56         my_ext="pkg,\${my_ext}"
  57 fi
  58 if [ -n "\$(command -v diskutil)" ]; then
  59         # note: could also detect via hdiutil
  60         my_ext="dmg,\${my_ext}"
  61 fi
  62 set -e
  63
  64 ##
  65 ## Detect http client
  66 ##
  67 set +e
  68 export WEBI_CURL="\$(command -v curl)"
  69 export WEBI_WGET="\$(command -v wget)"
  70 set -e
  71
  72 export WEBI_BOOT="\$(mktemp -d -t "\$my_package-bootstrap.XXXXXXXX")"
  73 export WEBI_UA="\$(uname -a)"
  74
  75 if [ -n "\$WEBI_CURL" ]; then
  76         curl -fsSL "https://webinstall.dev/\$my_package?ext=\$my_ext" -H "User-Agent: curl \$WEBI_UA" \\
  77                 -o "\$WEBI_BOOT/\$my_package-bootstrap.sh"
  78 else
  79         wget -q "https://webinstall.dev/\$my_package?ext=\$my_ext" --user-agent="wget \$WEBI_UA" \\
  80                 -O "\$WEBI_BOOT/\$my_package-bootstrap.sh"
  81 fi
  82
  83 pushd "\$WEBI_BOOT" 2>&1 > /dev/null
  84         bash "\$my_package-bootstrap.sh"
  85 popd 2>&1 > /dev/null
  86
  87 rm -rf "\$WEBI_BOOT"
  88 EOF
  89
  90 chmod a+x ~/.local/bin/webi
  91
  92 }