Fix #241 added an installation script

install.sh

+#!/bin/bash
+
+{ # this ensures the entire script is downloaded #
+
+ucoin_has() {
+  type "$1" > /dev/null 2>&1
+}
+
+if [ -z "$UCOIN_DIR" ]; then
+  UCOIN_DIR="$HOME/.ucoin"
+fi
+
+ucoin_latest_version() {
+  echo "v0.12-beta3"
+}
+
+ucoin_repo_url() {
+  echo "https://github.com/ucoin-io/ucoin.git"
+}
+
+ucoin_download() {
+  if ucoin_has "curl"; then
+    curl -qkL $*
+  elif ucoin_has "wget"; then
+    # Emulate curl with wget
+    ARGS=$(echo "$*" | command sed -e 's/--progress-bar /--progress=bar /' \
+                           -e 's/-L //' \
+                           -e 's/-I /--server-response /' \
+                           -e 's/-s /-q /' \
+                           -e 's/-o /-O /' \
+                           -e 's/-C - /-c /')
+    wget $ARGS
+  fi
+}
+
+install_ucoin_from_git() {
+  if [ -d "$UCOIN_DIR/.git" ]; then
+    echo "=> ucoin is already installed in $UCOIN_DIR, trying to update using git"
+    printf "\r=> "
+    cd "$UCOIN_DIR" && (command git fetch 2> /dev/null || {
+      echo >&2 "Failed to update ucoin, run 'git fetch' in $UCOIN_DIR yourself." && exit 1
+    })
+  else
+    # Cloning to $UCOIN_DIR
+    echo "=> Downloading ucoin from git to '$UCOIN_DIR'"
+    printf "\r=> "
+    mkdir -p "$UCOIN_DIR"
+    command git clone "$(ucoin_repo_url)" "$UCOIN_DIR"
+  fi
+  cd "$UCOIN_DIR" && command git checkout --quiet $(ucoin_latest_version)
+  if [ ! -z "$(cd "$UCOIN_DIR" && git show-ref refs/heads/master)" ]; then
+    if git branch --quiet 2>/dev/null; then
+      cd "$UCOIN_DIR" && command git branch --quiet -D master >/dev/null 2>&1
+    else
+      echo >&2 "Your version of git is out of date. Please update it!"
+      cd "$UCOIN_DIR" && command git branch -D master >/dev/null 2>&1
+    fi
+  fi
+  
+  # Download Nodejs
+  local NVER="0.12.6";
+  local ARCH="32"
+  local X64=`uname -r | grep "x86_64"`
+  if [ ! -z X64 ]; then
+    ARCH="64"
+  fi
+  local NODEJS_FILENAME=node-v${NVER}-linux-x${ARCH}
+  local NODEJS_TARBALL=http://nodejs.org/dist/v${NVER}/${NODEJS_FILENAME}.tar.gz
+  local NODEJS_ARCHIVE=$UCOIN_DIR/node.tar.gz
+  local NODEJS_EXTRACTED=$UCOIN_DIR/$NODEJS_FILENAME
+  echo "=> Downloading '$NODEJS_TARBALL' to '$NODEJS_ARCHIVE'"
+  ucoin_download "$NODEJS_TARBALL" -o "$NODEJS_ARCHIVE" || {
+    echo >&2 "Failed to download '$NODEJS_TARBALL'"
+    return 4
+  }
+  tar xzf $NODEJS_ARCHIVE || {
+    echo >&2 "Failed to extract '$NODEJS_ARCHIVE'"
+    return 5
+  }
+  mv $NODEJS_FILENAME "node" || {
+    echo >&2 "Failed to extract '$NODEJS_ARCHIVE'"
+    return 5
+  }
+
+  # Install uCoin dependencies (NPM modules)
+  local NPM=$UCOIN_DIR/node/bin/npm
+  $NPM install
+  return
+}
+
+install_ucoin_as_script() {
+  local UCOIN_SOURCE_LOCAL
+  UCOIN_SOURCE_LOCAL=https://github.com/ucoin-io/ucoin/releases/download/$(ucoin_latest_version)/ucoin.tar.gz
+  local UCOIN_ARCHIVE
+  UCOIN_ARCHIVE=$UCOIN_DIR/ucoin.tar.gz
+
+  # Downloading to $UCOIN_DIR
+  mkdir -p "$UCOIN_DIR"
+  if [ -d "$UCOIN_DIR/ucoin" ]; then
+    echo "=> ucoin is already installed in $UCOIN_DIR, trying to update"
+  else
+    echo "=> Downloading ucoin binary to '$UCOIN_DIR'"
+  fi
+  ucoin_download "$UCOIN_SOURCE_LOCAL" -o "$UCOIN_ARCHIVE" || {
+    echo >&2 "Failed to download '$UCOIN_SOURCE_LOCAL'"
+    return 1
+  }
+  echo "=> Extracting..."
+  tar xzf $UCOIN_ARCHIVE -C $UCOIN_DIR || {
+    echo >&2 "Failed to extract $UCOIN_ARCHIVE to $UCOIN_DIR"
+    return 2
+  }
+  echo "=> Cleaning..."
+  rm $UCOIN_ARCHIVE || {
+    echo >&2 "Failed to extract $UCOIN_ARCHIVE to $UCOIN_DIR"
+    return 2
+  }
+}
+
+#
+# Detect profile file if not specified as environment variable
+# (eg: PROFILE=~/.myprofile)
+# The echo'ed path is guaranteed to be an existing file
+# Otherwise, an empty string is returned
+#
+ucoin_detect_profile() {
+
+  local DETECTED_PROFILE
+  DETECTED_PROFILE=''
+  local SHELLTYPE
+  SHELLTYPE="$(basename /$SHELL)"
+
+  if [ $SHELLTYPE = "bash" ]; then
+    if [ -f "$HOME/.bashrc" ]; then
+      DETECTED_PROFILE="$HOME/.bashrc"
+    elif [ -f "$HOME/.bash_profile" ]; then
+      DETECTED_PROFILE="$HOME/.bash_profile"
+    fi
+  elif [ $SHELLTYPE = "zsh" ]; then
+    DETECTED_PROFILE="$HOME/.zshrc"
+  fi
+
+  if [ -z $DETECTED_PROFILE ]; then
+    if [ -f "$PROFILE" ]; then
+      DETECTED_PROFILE="$PROFILE"
+    elif [ -f "$HOME/.profile" ]; then
+      DETECTED_PROFILE="$HOME/.profile"
+    elif [ -f "$HOME/.bashrc" ]; then
+      DETECTED_PROFILE="$HOME/.bashrc"
+    elif [ -f "$HOME/.bash_profile" ]; then
+      DETECTED_PROFILE="$HOME/.bash_profile"
+    elif [ -f "$HOME/.zshrc" ]; then
+      DETECTED_PROFILE="$HOME/.zshrc"
+    fi
+  fi
+
+  if [ ! -z $DETECTED_PROFILE ]; then
+    echo "$DETECTED_PROFILE"
+  fi
+}
+
+ucoin_is_available_for_distribution() {
+  local distribution
+
+  distribution=`cat /etc/*-release file 2>/dev/null | grep "Ubuntu"`
+
+  if [[ $distribution = *Ubuntu\ 14* ]] || [[ $distribution = *Ubuntu\ 15* ]]; then
+    return 0
+  else
+    return 1
+  fi
+}
+
+ucoin_do_install() {
+
+  # Autodetect install method
+
+  if [ "_$1" == "_git" ]; then
+    install_ucoin_from_git
+  elif ucoin_is_available_for_distribution; then
+    install_ucoin_as_script
+  elif ucoin_has "git"; then
+    install_ucoin_from_git
+  else
+    echo >&2 "You need git, curl, or wget to install ucoin"
+    exit 1
+  fi
+
+  echo
+
+  local UCOIN_PROFILE
+  UCOIN_PROFILE=$(ucoin_detect_profile)
+
+  SOURCE_STR="\nexport UCOIN_DIR=\"$UCOIN_DIR\"\n[ -s \"\$UCOIN_DIR/ucoin.sh\" ] && . \"\$UCOIN_DIR/ucoin.sh\"  # This loads ucoin.sh"
+
+  if [ -z "$UCOIN_PROFILE" ] ; then
+    echo "=> Profile not found. Tried $UCOIN_PROFILE (as defined in \$PROFILE), ~/.bashrc, ~/.bash_profile, ~/.zshrc, and ~/.profile."
+    echo "=> Create one of them and run this script again"
+    echo "=> Create it (touch $UCOIN_PROFILE) and run this script again"
+    echo "   OR"
+    echo "=> Append the following lines to the correct file yourself:"
+    printf "$SOURCE_STR"
+    echo
+  else
+    if ! command grep -qc '/ucoin.sh' "$UCOIN_PROFILE"; then
+      echo "=> Appending source string to $UCOIN_PROFILE"
+      printf "$SOURCE_STR\n" >> "$UCOIN_PROFILE"
+    else
+      echo "=> Source string already in $UCOIN_PROFILE"
+    fi
+  fi
+
+  echo "=> Close and reopen your terminal to start using ucoin"
+  ucoin_reset
+}
+
+#
+# Unsets the various functions defined
+# during the execution of the install script
+#
+ucoin_reset() {
+  unset -f ucoin_reset ucoin_has ucoin_latest_version \
+    ucoin_download install_ucoin_as_script install_ucoin_from_git \
+    ucoin_detect_profile ucoin_do_install \
+    ucoin_is_available_for_distribution
+}
+
+[ "_$UCOIN_ENV" = "_testing" ] || ucoin_do_install $1
+
+} # this ensures the entire script is downloaded #
\ No newline at end of file

ucoin

-#!/bin/bash
-
-NODE=node
-
-if [[ -d ./node ]]; then
-  NODE=./node/bin/node
-fi;
-
-VERSION=`$NODE -v`
-
-if [[ $VERSION != v0.12* ]]; then
-  echo "Node.js v0.12 is not available";
-else
-  $NODE --harmony ./bin/ucoind $*
-fi;
-

ucoin.sh

+#!/bin/bash
+
+##########################
+#    UCOIN EXECUTABLE
+#
+# Wraps bin/ucoind.js that is called with Node.js
+#
+
+ucoind() {
+
+	NODE=node
+
+	if [[ -d $UCOIN_DIR/node ]]; then
+	  NODE=$UCOIN_DIR/node/bin/node
+	fi;
+
+	VERSION=`$NODE -v`
+
+	if [[ $VERSION != v0.12* ]]; then
+	  echo "Node.js v0.12 is not available";
+	else
+	  $NODE --harmony $UCOIN_DIR/bin/ucoind $*
+	fi;
+}