From 0cac34ce8f77907efa3e4a1650672c3d18c48dff Mon Sep 17 00:00:00 2001
From: Javi Fontan <jfontan@gmail.com>
Date: Tue, 12 Jul 2011 16:07:40 +0200
Subject: [PATCH] feature #450: help and warning message for install_gems

---
 share/bundler/install_gems | 33 +++++++++++++++++++++++++++++++--
 1 file changed, 31 insertions(+), 2 deletions(-)

diff --git a/share/bundler/install_gems b/share/bundler/install_gems
index ab967fb16e..a2ccb62942 100755
--- a/share/bundler/install_gems
+++ b/share/bundler/install_gems
@@ -21,6 +21,29 @@ def try_library(name, error_message)
     end
 end
 
+def install_warning(packages)
+    puts "Use -h for help"
+    puts
+    puts "About to install the gems for these components:"
+    puts "* "<<packages.join("\n* ")
+    puts
+    puts "Are you sure you want to continue? (YES/no)"
+    yes=STDIN.readline
+    
+    if yes.strip!="YES"
+        puts "Installation aborted"
+        exit(0)
+    end
+end
+
+def help
+    puts "Specify the package dependencies from this list:"
+    puts "* "<<PACKAGES.join("\n* ")
+    puts
+    puts "If no parameters are specified then this list will be used:"
+    puts DEFAULT.join(' ')
+end
+
 
 try_library :rubygems, <<-EOT.unindent
     rubygems required to use this tool
@@ -46,6 +69,10 @@ try_library :bundler, <<-EOT.unindent
         [sudo] gem install bundler
 EOT
 
+if ARGV.include?('-h')
+    help
+    exit(0)
+end
 
 if ARGV.length>0
     packages=ARGV
@@ -58,8 +85,10 @@ no_packages<<'dummy'
 
 without="--without #{no_packages.join(' ')}"
 
-command_string = "bundle #{without}"
+command_string = "bundle install #{without}"
+
+install_warning(packages)
 
 puts command_string
 
-#system command_string
+system command_string