Module: Paperclip::Helpers
- Included in:
- Paperclip
- Defined in:
- lib/paperclip/helpers.rb
Instance Method Summary collapse
- #class_for(class_name) ⇒ Object
- #configure {|_self| ... } ⇒ Object
-
#each_instance_with_attachment(klass, name) ⇒ Object
Find all instances of the given Active Record model
klass
with attachmentname
. - #interpolates(key, &block) ⇒ Object
- #reset_duplicate_clash_check! ⇒ Object
-
#run(cmd, arguments = "", interpolation_values = {}, local_options = {}) ⇒ Object
The run method takes the name of a binary to run, the arguments to that binary, the values to interpolate and some local options.
Instance Method Details
#class_for(class_name) ⇒ Object
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# File 'lib/paperclip/helpers.rb', line 46 def class_for(class_name) class_name.split("::").inject(Object) do |klass, partial_class_name| if klass.const_defined?(partial_class_name) klass.const_get(partial_class_name, false) else klass.const_missing(partial_class_name) end end end |
#configure {|_self| ... } ⇒ Object
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# File 'lib/paperclip/helpers.rb', line 3 def configure yield(self) if block_given? end |
#each_instance_with_attachment(klass, name) ⇒ Object
Find all instances of the given Active Record model klass
with attachment name
. This method is used by the refresh rake tasks.
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# File 'lib/paperclip/helpers.rb', line 40 def (klass, name) class_for(klass).unscoped.where("#{name}_file_name IS NOT NULL").find_each do |instance| yield(instance) end end |
#interpolates(key, &block) ⇒ Object
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# File 'lib/paperclip/helpers.rb', line 7 def interpolates(key, &block) Paperclip::Interpolations[key] = block end |
#reset_duplicate_clash_check! ⇒ Object
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# File 'lib/paperclip/helpers.rb', line 56 def reset_duplicate_clash_check! @names_url = nil end |
#run(cmd, arguments = "", interpolation_values = {}, local_options = {}) ⇒ Object
The run method takes the name of a binary to run, the arguments to that binary, the values to interpolate and some local options.
:cmd -> The name of a binary to run.
:arguments -> The command line arguments to that binary.
:interpolation_values -> Values to be interpolated into the arguments.
:local_options -> The options to be used by Cocain::CommandLine.
These could be: runner
logger
swallow_stderr
expected_outcodes
environment
runner_options
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# File 'lib/paperclip/helpers.rb', line 28 def run(cmd, arguments = "", interpolation_values = {}, = {}) command_path = [:command_path] terrapin_path_array = Terrapin::CommandLine.path.try(:split, Terrapin::OS.path_separator) Terrapin::CommandLine.path = [terrapin_path_array, command_path].flatten.compact.uniq if logging? && ([:log_command] || [:log_command]) = .merge(logger: logger) end Terrapin::CommandLine.new(cmd, arguments, ).run(interpolation_values) end |