make poc_in_github_importer subclass github_repo

lib/importers/poc_in_github_importer.rb

@@ -2,28 +2,13 @@ require 'git'
 require 'json'
 require 'date'
 require 'bulk_insert'
+require '/data_importer/lib/importers/github_repo.rb'
 
-class PocInGithubImporter 
+class PocInGithubImporter < GithubRepo
   CVE_MATCHER = /(CVE|cve)-\d{4}-\d{4,7}/
 
-  attr_accessor :repo_url, :repo_path
-
   def initialize
-    @repo_url = 'https://github.com/nomi-sec/PoC-in-GitHub.git'
-    @repo_path = '/data_importer/data/poc_in_github'
-  end
-
-  def git_clone_repo
-    Git.clone(repo_url, repo_path)
-  end
-
-  def pull_latest_changes
-    `cd #{repo_path}; git pull;`
-    puts "Now pulling latest changes from #{repo_path}"
-  end
-
-  def read_json(filename)
-    JSON.parse(File.read(filename))
+    super(repo_url='https://github.com/nomi-sec/PoC-in-GitHub.git', repo_path='/data_importer/data/poc_in_github')
   end
 
   # all the files are named CVE-year-1234.json in this repo
@@ -100,12 +85,7 @@ class PocInGithubImporter
   end
 
   def import
-    if Dir.exist?(repo_path)
-      pull_latest_changes
-    else
-      git_clone_repo
-    end
-
+    pull_or_clone
     puts "Now starting import for #{repo_url}."
     puts '----------' * 12
     (1999..Date.today.year).map do |year|