installer for mac

install

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+#!/bin/sh
+p='\033[0;35m'
+app_path="/Users/$USER/Desktop/"
+app_folder=$app_path'crowd'
+app_file=$app_folder'/app.py'
+
+echo "${p}Hello there! let's have a look at what we need to install"
+
+# check the path exists, else throw error
+if [ -d $app_path ]; then
+  # if python is not installed, install it
+  if ! hash python; then
+      echo "${p}python is not installed, let me install it first!"
+      /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"
+      brew update
+      brew install python
+      brew install git
+      pip install --user pipenv
+      exit 1
+  else
+    echo "${p}Ok, python is installed"
+  fi
+
+  # if an older version of python exists, create a venv and install it
+  ver=$(python3 -V 3>&1 | sed 's/.* \([0-9]\).\([0-9]\).*/\1\2/')
+  if [ "$ver" -lt "36" ]; then
+      echo "${p} Python 3.6 or greater is required, let me istall it"
+      /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"
+      brew update
+      brew upgrade python3
+      brew install git
+      pip3 install --user pipenv
+      exit 1
+  else
+    echo "${p}...and it is updated"
+  fi
+else
+  echo 'Where should we install the application? Provide a full path (e.g. /Users/YOURNAME/Desktop/)'
+  read $app_path
+fi
+
+# create the folder
+if [ ! -d $app_folder ]; then
+  mkdir -p $app_folder;
+  echo "$app_folder created"
+fi
+
+cd $app_folder
+
+if [ ! -f $app_file ]; then
+  # download repo
+  echo "downloading github repo"
+  git clone https://github.com/marilenadaquino/crowdsourcing $app_folder
+  echo "cloned repo"
+fi
+
+# create venv
+virtualenv .
+source bin/activate
+# install requirements
+pip3 install -r $app_folder'/requirements.txt'
+
+if [ ! -f $app_folder'/blazegraph.jar' ]; then
+  # download blazegraph
+  echo "no blazegraph"
+  curl -L "https://github.com/blazegraph/database/releases/download/BLAZEGRAPH_2_1_6_RC/blazegraph.jar" --output $app_folder"blazegraph.jar"
+  echo "downloaded blazegraph"
+fi
+
+deactivate
+
+echo "done!"
+
+exit 1