diff options
Diffstat (limited to 'lib/plist/generator.rb')
-rw-r--r-- | lib/plist/generator.rb | 50 |
1 files changed, 29 insertions, 21 deletions
diff --git a/lib/plist/generator.rb b/lib/plist/generator.rb index 21ef959..fb67f67 100644 --- a/lib/plist/generator.rb +++ b/lib/plist/generator.rb @@ -22,14 +22,18 @@ module Plist # # For detailed usage instructions, refer to USAGE[link:files/docs/USAGE.html] and the methods documented below. module Emit + DEFAULT_INDENT = "\t" + # Helper method for injecting into classes. Calls <tt>Plist::Emit.dump</tt> with +self+. - def to_plist(envelope = true) - return Plist::Emit.dump(self, envelope) + def to_plist(envelope = true, options = {}) + options = { :indent => DEFAULT_INDENT }.merge(options) + return Plist::Emit.dump(self, envelope, options) end # Helper method for injecting into classes. Calls <tt>Plist::Emit.save_plist</tt> with +self+. - def save_plist(filename) - Plist::Emit.save_plist(self, filename) + def save_plist(filename, options = {}) + options = { :indent => DEFAULT_INDENT }.merge(options) + Plist::Emit.save_plist(self, filename, options) end # The following Ruby classes are converted into native plist types: @@ -40,8 +44,9 @@ module Plist # +IO+ and +StringIO+ objects are encoded and placed in <data> elements; other objects are <tt>Marshal.dump</tt>'ed unless they implement +to_plist_node+. # # The +envelope+ parameters dictates whether or not the resultant plist fragment is wrapped in the normal XML/plist header and footer. Set it to false if you only want the fragment. - def self.dump(obj, envelope = true) - output = plist_node(obj) + def self.dump(obj, envelope = true, options = {}) + options = { :indent => DEFAULT_INDENT }.merge(options) + output = plist_node(obj, options) output = wrap(output) if envelope @@ -49,14 +54,16 @@ module Plist end # Writes the serialized object's plist to the specified filename. - def self.save_plist(obj, filename) + def self.save_plist(obj, filename, options = {}) + options = { :indent => DEFAULT_INDENT }.merge(options) File.open(filename, 'wb') do |f| - f.write(obj.to_plist) + f.write(obj.to_plist(true, options)) end end private - def self.plist_node(element) + def self.plist_node(element, options = {}) + options = { :indent => DEFAULT_INDENT }.merge(options) output = '' if element.respond_to? :to_plist_node @@ -67,8 +74,8 @@ module Plist if element.empty? output << "<array/>\n" else - output << tag('array') { - element.collect {|e| plist_node(e)} + output << tag('array', '', options) { + element.collect {|e| plist_node(e, options)} } end when Hash @@ -79,22 +86,22 @@ module Plist element.keys.sort_by{|k| k.to_s }.each do |k| v = element[k] - inner_tags << tag('key', CGI.escapeHTML(k.to_s)) - inner_tags << plist_node(v) + inner_tags << tag('key', CGI.escapeHTML(k.to_s), options) + inner_tags << plist_node(v, options) end - output << tag('dict') { + output << tag('dict', '', options) { inner_tags } end when true, false output << "<#{element}/>\n" when Time - output << tag('date', element.utc.strftime('%Y-%m-%dT%H:%M:%SZ')) + output << tag('date', element.utc.strftime('%Y-%m-%dT%H:%M:%SZ'), options) when Date # also catches DateTime - output << tag('date', element.strftime('%Y-%m-%dT%H:%M:%SZ')) + output << tag('date', element.strftime('%Y-%m-%dT%H:%M:%SZ'), options) when String, Symbol, Integer, Float - output << tag(element_type(element), CGI.escapeHTML(element.to_s)) + output << tag(element_type(element), CGI.escapeHTML(element.to_s), options) when IO, StringIO element.rewind contents = element.read @@ -104,12 +111,12 @@ module Plist # because b64encode is b0rked and ignores the length arg. data = "\n" Base64.encode64(contents).gsub(/\s+/, '').scan(/.{1,68}/o) { data << $& << "\n" } - output << tag('data', data) + output << tag('data', data, options) else output << comment('The <data> element below contains a Ruby object which has been serialized with Marshal.dump.') data = "\n" Base64.encode64(Marshal.dump(element)).gsub(/\s+/, '').scan(/.{1,68}/o) { data << $& << "\n" } - output << tag('data', data) + output << tag('data', data, options) end end @@ -120,11 +127,12 @@ module Plist return "<!-- #{content} -->\n" end - def self.tag(type, contents = '', &block) + def self.tag(type, contents = '', options = {}, &block) + options = { :indent => DEFAULT_INDENT }.merge(options) out = nil if block_given? - out = IndentedString.new + out = IndentedString.new(options[:indent]) out << "<#{type}>" out.raise_indent |