Merge pull request #125 from chrisfsampaio/rm-batch

Adding the option to remove multiple keys at once by using wildcard

README.md

@@ -99,7 +99,10 @@ CocoaPods-keys has 3 other commands:
    Which will output the value of the key to STDOUT, useful for scripting.
 
  * `pod keys rm [key] [optional project]`
-   Will remove a key from a project.
+   Will remove a key from a project.  
+
+   If Wildcards are included, it will remove the keys matching the pattern. E.g.: `pod keys rm "G*og*"` will remove *all* the keys that begin with 'G', have 'og' in the middle and end with anything.  
+	To nuke all the keys, run either `pod keys rm "*"` or `pod keys rm --all`
 
  * `pod keys generate [optional project]`
    Will generate the obfuscated Objective-C keys class (mainly used internally).

lib/pod/command/keys/rm.rb

@@ -7,26 +7,39 @@ module Pod
   class Command
     class Keys
       class Rm < Keys
-        self.summary = 'Remove a key-value pair from a project.'
+        self.summary = 'Removes key-value pairs from a project.'
 
         self.description = <<-DESC
-            Remove a key, and it's value from a project
+            Removes a key, and it's value from a project.
+
+            If Wildcards are included, it will remove the keys matching the pattern.
+            E.g.: `pod keys rm \"G*og*\"` will remove *all* the keys that begin
+            with 'G', have 'og' in the middle and end with anything.
+
+            To nuke all the keys, run either `pod keys rm "*"` or `pod keys rm --all`
 
             A second optional operator can be done to force a project name.
         DESC
 
         self.arguments = [CLAide::Argument.new('key', true), CLAide::Argument.new('project_name', false)]
 
+        def self.options
+          [[
+            '--all', 'Remove all the stored keys without asking'
+          ]].concat(super)
+        end
+
         def initialize(argv)
           @key_name = argv.shift_argument
           @project_name = argv.shift_argument
+          @wipe_all = argv.flag?('all')
           super
         end
 
         def validate!
           super
           verify_podfile_exists!
-          help! 'A key name is required for lookup.' unless @key_name
+          help! 'A key name is required for lookup.' unless @key_name || @wipe_all
         end
 
         def run
@@ -35,26 +48,49 @@ def run
             raise Informative, 'Could not find a project to remove the key from.'
           end
 
-          if keyring.keys.include? @key_name
-            keyring.save(@key_name, '')
-            keyring.keys.delete @key_name
-            CocoaPodsKeys::KeyringLiberator.save_keyring(keyring)
-
-            prefix = CocoaPodsKeys::Keyring.keychain_prefix
-            login = prefix + keyring.name
-            delete_generic = `security delete-generic-password -a #{@key_name.shellescape} -l #{login.shellescape} 2>&1`
-
-            if delete_generic.include? 'security: SecKeychainSearchCopyNext: The specified item could not be found in the keychain.'
-              raise Informative, "Removed value for #{@key_name}, but could not delete from Keychain."
-            elsif delete_generic.include? 'password has been deleted.'
-              raise Informative, "Removed value for #{@key_name}, and deleted associated key in Keychain."
-            else
-              raise Informative, "Removed value for #{@key_name}."
-            end
+          if @wipe_all
+            @key_name = '*'
+          end
+
+          matching_keys = matches(keyring.keys)
+          if matching_keys.count > 0
+            messages = matching_keys.map { |e| delete_key(e, keyring) }
+            raise Informative, messages.join("\n")
+          else
+            raise Informative, "Could not find key that matched \"#{@key_name}\"."
+          end
+        end
+
+        def delete_key(key, keyring)
+          keyring.save(key, '')
+          keyring.keys.delete key
+          CocoaPodsKeys::KeyringLiberator.save_keyring(keyring)
+
+          prefix = CocoaPodsKeys::Keyring.keychain_prefix
+          login = prefix + keyring.name
+          delete_generic = `security delete-generic-password -a #{key.shellescape} -l #{login.shellescape} 2>&1`
+
+          if delete_generic.include? 'security: SecKeychainSearchCopyNext: The specified item could not be found in the keychain.'
+            return "Removed value for #{key}, but could not delete from Keychain."
+          elsif delete_generic.include? 'password has been deleted.'
+            return "Removed value for #{key}, and deleted associated key in Keychain."
           else
-            raise Informative, "Could not find key named #{@key_name}."
+            return "Removed value for #{key}."
           end
         end
+
+        def matches(keys)
+          if @key_name.include? '*'
+            return keys.select { |e| e =~ create_regex(@key_name) }
+          else
+            return keys.select { |e| e == @key_name }
+          end
+        end
+
+        def create_regex(pattern)
+          regex_str = "^#{pattern.gsub('*', '.*')}$"
+          Regexp.new(regex_str)
+        end
       end
     end
   end