Add npm support with a simple npm:install task

Readme.md

@@ -975,6 +975,28 @@ end
 Adds settings and tasks for managing projects with [whenever].
 [whenever]: http://rubygems.org/gems/whenever
 
+# Modules: NPM
+Adds settings and tasks for managing NodeJS projects.
+
+~~~ ruby
+require 'mina/npm'
+~~~
+
+## Settings
+Any and all of these settings can be overriden in your `deploy.rb`.
+
+### npm_options
+Parameters to pass to the npm binary. Default to `--production`.
+
+----
+
+## Deploy tasks
+These tasks are meant to be invoked inside deploy scripts, not invoked on
+their own.
+
+### npm:install
+
+
 Acknowledgements
 ----------------
 

lib/mina/npm.rb

@@ -0,0 +1,89 @@
+# # Modules: Npm
+# Adds settings and tasks for managing Node packages.
+#
+#     require 'mina/npm'
+
+# ## Settings
+# Any and all of these settings can be overriden in your `deploy.rb`.
+
+# ### npm_bin
+# Sets the npm binary.
+
+set_default :npm_bin, 'npm'
+
+# ### bower_bin
+# Sets the bower binary.
+
+set_default :bower_bin, 'bower'
+
+# ### grunt_bin
+# Sets the grunt binary.
+
+set_default :grunt_bin, 'grunt'
+
+# ### npm_options
+# Sets the options for installing modules via npm.
+
+set_default :npm_options, '--production'
+
+# ### bower_options
+# Sets the options for installing modules via bower.
+
+set_default :bower_options, '--allow-root'
+
+# ### grunt_options
+# Sets the options for grunt.
+
+set_default :grunt_options, ''
+
+# ### grunt_task
+# Sets the task parameters for grunt.
+
+set_default :grunt_task, 'build'
+
+
+# ## Deploy tasks
+# These tasks are meant to be invoked inside deploy scripts, not invoked on
+# their own.
+
+namespace :npm do
+  # ### npm:install
+  # Installs node modules. Takes into account if executed `in_directory` and namespaces the installed modules in the shared folder.
+  desc "Install node modules using Npm."
+  task :install => :environment do
+    queue %{
+      echo "-----> Installing node modules using Npm"
+      sub_directory=$(pwd | sed -r "s/.*?$(basename $build_path)//g")
+      #{echo_cmd %[mkdir -p "#{deploy_to}/#{shared_path}/$sub_directory/node_modules"]}
+      #{echo_cmd %[ln -s "#{deploy_to}/#{shared_path}/$sub_directory/node_modules" "node_modules"]}
+      #{echo_cmd %[#{npm_bin} install #{npm_options}]}
+    }
+  end
+end
+
+namespace :bower do
+  # ### bower:install
+  # Installs bower modules. Takes into account if executed `in_directory` and namespaces the installed modules in the shared folder.
+  desc "Install bower modules."
+  task :install => :environment do
+    queue %{
+      echo "-----> Installing bower modules"
+      sub_directory=$(pwd | sed -r "s/.*?$(basename $build_path)//g")
+      #{echo_cmd %[mkdir -p "#{deploy_to}/#{shared_path}/$sub_directory/bower_components"]}
+      #{echo_cmd %[ln -s "#{deploy_to}/#{shared_path}/$sub_directory/bower_components" "bower_components"]}
+      #{echo_cmd %[[ -f bower.json ] && (#{bower_bin} install #{bower_options}) || ! [ -f bower.json ]]}
+    }
+  end
+end
+
+namespace :grunt do
+  # ### bower:install
+  # Installs bower modules. Takes into account if executed `in_directory` and namespaces the installed modules in the shared folder.
+  desc "Launch a task with grunt. Set the grunt_task (defaults to \"build\") variable before calling this."
+  task :task => :environment do
+    queue %{
+      echo "-----> Launch a build with Grunt"
+      #{echo_cmd %[[ -f Gruntfile.js ] && (#{grunt_bin} #{grunt_task} #{grunt_options}) || ! [ -f Gruntfile.js ]]}
+    }
+  end
+end