Module: Earthquake::Core
- Included in:
- Earthquake
- Defined in:
- lib/earthquake/core.rb
Instance Method Summary collapse
- #__init(options) ⇒ Object
- #_init ⇒ Object
- #_once ⇒ Object
- #async(&block) ⇒ Object
- #browse(url) ⇒ Object
- #config ⇒ Object
- #default_config ⇒ Object
- #error(e) ⇒ Object
- #init(&block) ⇒ Object
- #inits ⇒ Object
- #invoke(command, options = {}) ⇒ Object
- #item_queue ⇒ Object
- #load_config ⇒ Object
- #load_plugins ⇒ Object
- #mutex ⇒ Object
- #notify(message, options = {}) ⇒ Object (also: #n)
- #once(&block) ⇒ Object
- #onces ⇒ Object
- #preferred_config ⇒ Object
- #reconnect ⇒ Object
- #reload ⇒ Object
- #restore_history ⇒ Object
- #start(options = {}) ⇒ Object
- #start_stream(options) ⇒ Object
- #stop ⇒ Object
- #stop_stream ⇒ Object
- #store_history ⇒ Object
- #sync(&block) ⇒ Object
Instance Method Details
#__init(options) ⇒ Object
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# File 'lib/earthquake/core.rb', line 113 def __init() config.merge!() _init _once end |
#_init ⇒ Object
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# File 'lib/earthquake/core.rb', line 38 def _init load_config load_plugins inits.each { |block| class_eval(&block) } inits.clear end |
#_once ⇒ Object
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# File 'lib/earthquake/core.rb', line 34 def _once onces.each { |block| class_eval(&block) } end |
#async(&block) ⇒ Object
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# File 'lib/earthquake/core.rb', line 238 def async(&block) Thread.start do begin block.call rescue Exception => e error e end end end |
#browse(url) ⇒ Object
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# File 'lib/earthquake/core.rb', line 259 def browse(url) Launchy.open(url) end |
#config ⇒ Object
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# File 'lib/earthquake/core.rb', line 6 def config @config ||= {} end |
#default_config ⇒ Object
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# File 'lib/earthquake/core.rb', line 56 def default_config consumer = YAML.load_file(File.('../../../consumer.yml', __FILE__)) dir = config[:dir] || File.('~/.earthquake') { dir: dir, time_format: Time::DATE_FORMATS[:short], plugin_dir: File.join(dir, 'plugin'), file: File.join(dir, 'config'), prompt: '⚡ ', consumer_key: consumer['key'], consumer_secret: consumer['secret'], output_interval: 1, history_size: 1000, api: { :host => 'userstream.twitter.com', :path => '/2/user.json', :ssl => true }, confirm_type: :y, expand_url: false, thread_indent: " ", no_data_timeout: 30 } end |
#error(e) ⇒ Object
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# File 'lib/earthquake/core.rb', line 248 def error(e) puts "[ERROR] #{e.}\n #{e.backtrace.join("\n ")}".c(:notice) end |
#init(&block) ⇒ Object
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# File 'lib/earthquake/core.rb', line 22 def init(&block) inits << block end |
#inits ⇒ Object
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# File 'lib/earthquake/core.rb', line 18 def inits @inits ||= [] end |
#invoke(command, options = {}) ⇒ Object
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# File 'lib/earthquake/core.rb', line 119 def invoke(command, = {}) __init() input(command) end |
#item_queue ⇒ Object
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# File 'lib/earthquake/core.rb', line 14 def item_queue @item_queue ||= [] end |
#load_config ⇒ Object
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# File 'lib/earthquake/core.rb', line 77 def load_config config.reverse_update(default_config) [config[:dir], config[:plugin_dir]].each do |dir| unless File.exists?(dir) FileUtils.mkdir_p(dir) end end if File.exists?(config[:file]) load config[:file] else File.open(config[:file], mode: 'w', perm: 0600).close end config.update(preferred_config) do |key, cur, new| if Hash === cur and Hash === new cur.merge(new) else new end end get_access_token unless self.config[:token] && self.config[:secret] end |
#load_plugins ⇒ Object
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# File 'lib/earthquake/core.rb', line 103 def load_plugins Dir[File.join(config[:plugin_dir], '*.rb')].each do |lib| begin require_dependency lib rescue Exception => e error e end end end |
#mutex ⇒ Object
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# File 'lib/earthquake/core.rb', line 228 def mutex @mutex ||= Mutex.new end |
#notify(message, options = {}) ⇒ Object Also known as: n
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# File 'lib/earthquake/core.rb', line 252 def notify(, = {}) title = .delete(:title) || 'earthquake' = .is_a?(String) ? : .inspect Notify.notify title, , end |
#once(&block) ⇒ Object
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# File 'lib/earthquake/core.rb', line 30 def once(&block) onces << block end |
#onces ⇒ Object
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# File 'lib/earthquake/core.rb', line 26 def onces @once ||= [] end |
#preferred_config ⇒ Object
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# File 'lib/earthquake/core.rb', line 10 def preferred_config @preferred_config ||= {} end |
#reconnect ⇒ Object
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# File 'lib/earthquake/core.rb', line 163 def reconnect item_queue.clear start_stream(config[:api]) end |
#reload ⇒ Object
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# File 'lib/earthquake/core.rb', line 45 def reload Gem.refresh loaded = ActiveSupport::Dependencies.loaded.dup ActiveSupport::Dependencies.clear loaded.each { |lib| require_dependency lib } rescue Exception => e error e ensure _init end |
#restore_history ⇒ Object
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# File 'lib/earthquake/core.rb', line 215 def restore_history history_file = File.join(config[:dir], 'history') begin File.read(history_file, :encoding => "BINARY"). encode!(:invalid => :replace, :undef => :replace). split(/\n/). each { |line| Readline::HISTORY << line } rescue Errno::ENOENT rescue Errno::EACCES => e error(e) end end |
#start(options = {}) ⇒ Object
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# File 'lib/earthquake/core.rb', line 124 def start( = {}) __init() restore_history EM.run do Thread.start do while buf = Readline.readline(config[:prompt], true) unless Readline::HISTORY.count == 1 Readline::HISTORY.pop if buf.empty? || Readline::HISTORY[-1] == Readline::HISTORY[-2] end sync { reload store_history input(buf.strip) } end # unexpected stop end EM.add_periodic_timer(config[:output_interval]) do if @last_data_received_at && Time.now - @last_data_received_at > config[:no_data_timeout] begin reconnect rescue EventMachine::ConnectionError => e # ignore end end if Readline.line_buffer.nil? || Readline.line_buffer.empty? sync { output } end end reconnect unless [:'no-stream'] == true trap('INT') { stop } end end |
#start_stream(options) ⇒ Object
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# File 'lib/earthquake/core.rb', line 168 def start_stream() stop_stream = { :oauth => config.slice(:consumer_key, :consumer_secret).merge( :access_key => config[:token], :access_secret => config[:secret], :proxy => ENV['http_proxy'] ) }.merge() @stream = ::Twitter::JSONStream.connect() @stream.each_item do |item| @last_data_received_at = Time.now # for reconnect when no data item_queue << JSON.parse(item) end @stream.on_error do || notify "error: #{}" end @stream.on_reconnect do |timeout, retries| notify "reconnecting in: #{timeout} seconds" end @stream.on_max_reconnects do |timeout, retries| notify "Failed after #{retries} failed reconnects" end end |
#stop ⇒ Object
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# File 'lib/earthquake/core.rb', line 202 def stop stop_stream EM.stop_event_loop end |
#stop_stream ⇒ Object
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# File 'lib/earthquake/core.rb', line 198 def stop_stream @stream.stop if @stream end |
#store_history ⇒ Object
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# File 'lib/earthquake/core.rb', line 207 def store_history history_size = config[:history_size] File.open(File.join(config[:dir], 'history'), 'w') do |file| lines = Readline::HISTORY.to_a[([Readline::HISTORY.size - history_size, 0].max)..-1] file.print(lines.join("\n")) end end |
#sync(&block) ⇒ Object
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# File 'lib/earthquake/core.rb', line 232 def sync(&block) mutex.synchronize do block.call end end |