Reorganizing for gem

1 files changed, 77 insertions, 0 deletions

diff --git a/lib/sms_fu/sms_fu.rb b/lib/sms_fu/sms_fu.rb
new file mode 100644
index 0000000..78f56d2
--- /dev/null
+++ b/lib/sms_fu/sms_fu.rb
@@ -0,0 +1,77 @@
+# Copyright (c) 2008-2010 Brendan G. Lim (brendan@intridea.com)
+# 
+# Permission is hereby granted, free of charge, to any person obtaining
+# a copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sublicense, and/or sell copies of the Software, and to
+# permit persons to whom the Software is furnished to do so, subject to
+# the following conditions:
+# 
+# The above copyright notice and this permission notice shall be
+# included in all copies or substantial portions of the Software.
+# 
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+module SMSFu
+  RAILS_CONFIG_ROOT = defined?(Rails) ?
+    (Rails.env == 'test' ? "#{File.dirname(__FILE__)}/../templates" : "#{RAILS_ROOT}/config") :
+    (defined?(RAILS_ENV) ? (RAILS_ENV == 'test' ? "#{File.dirname(__FILE__)}/../templates" : "#{RAILS_ROOT}/config") : 
+      "#{File.dirname(__FILE__)}/../templates")
+            
+  @config     ||= YAML::load(File.open("#{RAILS_CONFIG_ROOT}/sms_fu.yml"))
+  @@carriers  ||= @config['carriers'] 
+  @@from_address = @config['config']['from_address']
+  
+  class << self
+    def carrier_name(key)
+      carriers[key]['name']
+    end
+
+    def carriers
+      @@carriers.dup
+    end
+
+    def deliver(number,carrier,message,options={})
+      raise SMSFuException.new("Can't deliver blank message to #{format_number(number)}") if message.nil? or message.empty?
+      options[:limit] ||= message.length
+      options[:from]  ||= @@from_address
+      message = message[0..options[:limit]-1]
+      sms_email = sms_email(format_number(number),carrier)
+
+      SmsNotifier.deliver_sms_message(sms_email,message,options[:from])
+    rescue SMSFuException => exception
+      raise exception
+    end
+
+    def sms_address(number,carrier)
+      number = format_number(number)
+      sms_email(number,carrier)
+    end
+
+    private
+
+    def format_number(number)
+      pre_formatted = number.gsub("-","").strip
+      formatted =  (pre_formatted.length == 11 && pre_formatted[0,1] == "1") ? pre_formatted[1..pre_formatted.length] : pre_formatted
+      return is_valid?(formatted) ? formatted : (raise SMSFuException.new("Phone number (#{number}) is not formatted correctly"))
+    end
+
+    def is_valid?(number)
+      number.length >= 10 && number[/^.\d+$/]
+    end  
+
+    def sms_email(phone_number, carrier)
+      raise SMSFuException.new("Specified carrier, #{carrier} is not supported.") unless @@carriers.has_key?(carrier.downcase)
+      "#{phone_number}#{@@carriers[carrier.downcase]['value']}"
+    end 
+  end
+   
+  class SMSFuException < StandardError; end
+end