NAME
Mojolicious::Command - Command base class
SYNOPSIS
# Lowercase command name
package Mojolicious::Command::mycommand;
use Mojo::Base 'Mojolicious::Command', -signatures;
# Short description
has description => 'My first Mojo command';
# Usage message from SYNOPSIS
has usage => sub ($self) { $self->extract_usage };
sub run ($self, @args) {
# Magic here! :)
}
=head1 SYNOPSIS
Usage: APPLICATION mycommand [OPTIONS]
Options:
-s, --something Does something
=cut
DESCRIPTION
Mojolicious::Command is an abstract base class for Mojolicious commands.
See "COMMANDS" in Mojolicious::Commands for a list of commands that are available by default.
ATTRIBUTES
Mojolicious::Command implements the following attributes.
app
my $app = $command->app;
$command = $command->app(Mojolicious->new);
Application for command, defaults to a Mojo::HelloWorld object. Note that this attribute is weakened.
# Introspect
say "Template path: $_" for @{$command->app->renderer->paths};
description
my $description = $command->description;
$command = $command->description('Foo');
Short description of command, used for the command list.
quiet
my $bool = $command->quiet;
$command = $command->quiet($bool);
Limited command output.
template
my $template = $command->template;
$command = $command->template({vars => 1});
Attribute values passed to Mojo::Template objects used to render templates with "render_data", defaults to activating vars
.
usage
my $usage = $command->usage;
$command = $command->usage('Foo');
Usage information for command, used for the help screen.
METHODS
Mojolicious::Command inherits all methods from Mojo::Base and implements the following new ones.
chmod_file
$command = $command->chmod_file('/home/sri/foo.txt', 0644);
Change mode of a file.
chmod_rel_file
$command = $command->chmod_rel_file('foo/foo.txt', 0644);
Portably change mode of a file relative to the current working directory.
create_dir
$command = $command->create_dir('/home/sri/foo/bar');
Create a directory if it does not exist already.
create_rel_dir
$command = $command->create_rel_dir('foo/bar/baz');
Portably create a directory relative to the current working directory if it does not exist already.
extract_usage
my $usage = $command->extract_usage;
Extract usage message from the SYNOPSIS section of the file this method was called from with "extract_usage" in Mojo::Util.
help
$command->help;
Print usage information for command.
rel_file
my $path = $command->rel_file('foo/bar.txt');
Return a Mojo::File object relative to the current working directory.
render_data
my $data = $command->render_data('foo_bar');
my $data = $command->render_data('foo_bar', @args);
my $data = $command->render_data('foo_bar', {foo => 'bar'});
Render a template from the DATA
section of the command class with Mojo::Loader and Mojo::Template. The template can be configured with "template".
render_to_file
$command = $command->render_to_file('foo_bar', '/home/sri/foo.txt');
$command = $command->render_to_file('foo_bar', '/home/sri/foo.txt', @args);
$command = $command->render_to_file(
'foo_bar', '/home/sri/foo.txt', {foo => 'bar'});
Render a template with "render_data" to a file if it does not exist already, and create the directory if necessary.
render_to_rel_file
$command = $command->render_to_rel_file('foo_bar', 'foo/bar.txt');
$command = $command->render_to_rel_file('foo_bar', 'foo/bar.txt', @args);
$command = $command->render_to_rel_file(
'foo_bar', 'foo/bar.txt', {foo => 'bar'});
Portably render a template with "render_data" to a file relative to the current working directory if it does not exist already, and create the directory if necessary.
run
$command->run;
$command->run(@ARGV);
Run command. Meant to be overloaded in a subclass.
write_file
$command = $command->write_file('/home/sri/foo.txt', 'Hello World!');
Write text to a file if it does not exist already, and create the directory if necessary.
write_rel_file
$command = $command->write_rel_file('foo/bar.txt', 'Hello World!');
Portably write text to a file relative to the current working directory if it does not exist already, and create the directory if necessary.