Class: Orientdb4r::RestClient
- Includes:
- Aop2
- Defined in:
- lib/orientdb4r/rest/client.rb
Constant Summary
Constants inherited from Client
Client::SERVER_VERSION_PATTERN
Instance Attribute Summary
Attributes inherited from Client
#connection_library, #database, #lb_strategy, #load_balancing, #nodes, #password, #proxy, #user
Instance Method Summary collapse
-
#command(sql) ⇒ Object
:nodoc:.
-
#connect(options) ⇒ Object
————————————————————— CONNECTION.
-
#create_database(options) ⇒ Object
—————————————————————– DATABASE.
-
#create_document(doc) ⇒ Object
—————————————————————– DOCUMENT.
-
#delete_database(options) ⇒ Object
:nodoc:.
-
#delete_document(rid) ⇒ Object
:nodoc:.
-
#disconnect ⇒ Object
:nodoc:.
-
#export(options = nil) ⇒ Object
:nodoc:.
-
#get_class(name) ⇒ Object
——————————————————————– CLASS.
-
#get_database(options = nil) ⇒ Object
> curl –user admin:admin localhost:2480/database/temp.
-
#get_document(rid) ⇒ Object
:nodoc:.
-
#import(options = nil) ⇒ Object
:nodoc:.
-
#initialize(options) ⇒ RestClient
constructor
:nodoc:.
-
#list_databases(options = nil) ⇒ Object
> curl –user root:root localhost:2480/listDatabases.
-
#query(sql, options = nil) ⇒ Object
———————————————————————- SQL.
-
#server(options = {}) ⇒ Object
:nodoc:.
-
#update_document(doc) ⇒ Object
:nodoc:.
Methods included from Aop2
#aop_context, #aop_context=, included
Methods inherited from Client
#class_exists?, #connected?, #create_class, #create_property, #database_exists?, #drop_class
Methods included from Utils
#blank?, #compare_versions, #random_string, #verify_and_sanitize_options, #verify_options
Constructor Details
#initialize(options) ⇒ RestClient
:nodoc:
13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 |
# File 'lib/orientdb4r/rest/client.rb', line 13 def initialize() #:nodoc: super() = { :host => 'localhost', :port => 2480, :ssl => false, :nodes => :optional, :connection_library => :restclient, # :connection_library => :excon, :load_balancing => :sequence, :proxy => :optional, :user_agent => :optional, :lb_recover_time => :optional } (, ) # fake nodes for single server if [:nodes].nil? [:nodes] = [{:host => [:host], :port => [:port], :ssl => [:ssl]}] end raise ArgumentError, 'nodes has to be array' unless [:nodes].is_a? Array # instantiate nodes according to HTTP library @connection_library = [:connection_library] node_clazz = case connection_library when :restclient then Orientdb4r::RestClientNode when :excon then Orientdb4r::ExconNode else raise ArgumentError, "unknown connection library: #{connection_library}" end # nodes [:nodes].each do || (, ) @nodes << node_clazz.new([:host], [:port], [:ssl]) end # load balancing @load_balancing = [:load_balancing] @lb_strategy = case load_balancing when :sequence then Orientdb4r::Sequence.new nodes.size when :round_robin then Orientdb4r::RoundRobin.new nodes.size else raise ArgumentError, "unknow load balancing type: #{load_balancing}" end # recover time recover_time = [:lb_recover_time] @lb_strategy.recover_time = recover_time.to_i unless recover_time.nil? # proxy @proxy = [:proxy] unless proxy.nil? case connection_library when :restclient then ::RestClient.proxy = proxy when :excon then nodes.each { |node| node.proxy = proxy } end end # user-agent agent = [:user_agent] unless agent.nil? nodes.each { |node| node.user_agent = agent } end Orientdb4r::logger.info "client initialized with #{@nodes.size} node(s) " Orientdb4r::logger.info "connection_library=#{[:connection_library]}, load_balancing=#{load_balancing}" end |
Instance Method Details
#command(sql) ⇒ Object
:nodoc:
293 294 295 296 297 |
# File 'lib/orientdb4r/rest/client.rb', line 293 def command(sql) #:nodoc: raise ArgumentError, 'command is blank' if blank? sql response = call_server(:method => :post, :uri => "command/#{@database}/sql/#{CGI::escape(sql)}") process_response(response) end |
#connect(options) ⇒ Object
————————————————————— CONNECTION
81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 |
# File 'lib/orientdb4r/rest/client.rb', line 81 def connect() #:nodoc: = { :database => :mandatory, :user => :mandatory, :password => :mandatory } (, ) @database = [:database] @user = [:user] @password = [:password] @nodes.each { |node| node.cleanup } # destroy all used session <= problem in 1.3.0-SNAPSHOT begin http_response = call_server(:method => :get, :uri => "connect/#{@database}") rescue @connected = false @user = nil @password = nil @database = nil @nodes.each { |node| node.cleanup } raise ConnectionError end rslt = process_response http_response # no metadata in connect v1.4.0+ # https://groups.google.com/forum/?fromgroups=#!topic/orient-database/R0VoOfIyDng #decorate_classes_with_model(rslt['classes']) unless rslt['classes'].nil? Orientdb4r::logger.info "successfully connected to server, code=#{rslt.code}" @connected = true @connected end |
#create_database(options) ⇒ Object
—————————————————————– DATABASE
149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 |
# File 'lib/orientdb4r/rest/client.rb', line 149 def create_database() #:nodoc: = { :database => :mandatory, :type => :memory, :user => :optional, :password => :optional } (, ) params = { :method => :post, :uri => "database/#{[:database]}/#{[:type].to_s}" } params[:no_session] = true # out of existing session which represents an already done authentication # additional authentication allowed, overriden in 'call_server' if not defined params[:user] = [:user] if .include? :user params[:password] = [:password] if .include? :password response = call_server params process_response(response) end |
#create_document(doc) ⇒ Object
—————————————————————– DOCUMENT
328 329 330 331 332 333 334 335 336 337 338 |
# File 'lib/orientdb4r/rest/client.rb', line 328 def create_document(doc) #:nodoc: http_response = call_server(:method => :post, :uri => "document/#{@database}", \ :content_type => 'application/json', :data => doc.to_json) resp = process_response(http_response) do raise DataError, 'validation problem' if http_response.body =~ /OValidationException/ end resp = ::JSON.parse(http_response.body) # workaround: https://groups.google.com/forum/?fromgroups=#!topic/orient-database/UJGAXYpHDmo resp.extend Orientdb4r::DocumentMetadata resp end |
#delete_database(options) ⇒ Object
:nodoc:
197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 |
# File 'lib/orientdb4r/rest/client.rb', line 197 def delete_database() #:nodoc: = { :database => :mandatory, :user => :optional, :password => :optional } (, ) params = { :method => :delete, :uri => "database/#{[:database]}" } params[:no_session] = true # out of existing session which represents an already done authentication # additional authentication allowed, overriden in 'call_server' if not defined params[:user] = [:user] if .include? :user params[:password] = [:password] if .include? :password response = call_server params process_response(response) end |
#delete_document(rid) ⇒ Object
:nodoc:
372 373 374 375 376 377 378 379 380 |
# File 'lib/orientdb4r/rest/client.rb', line 372 def delete_document(rid) #:nodoc: rid = Rid.new(rid) unless rid.is_a? Rid response = call_server(:method => :delete, :uri => "document/#{@database}/#{rid.unprefixed}") process_response(response) do raise NotFoundError, 'record not found' if response.body =~ /ORecordNotFoundException/ end # empty http response end |
#disconnect ⇒ Object
:nodoc:
112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 |
# File 'lib/orientdb4r/rest/client.rb', line 112 def disconnect #:nodoc: return unless @connected begin call_server(:method => :get, :uri => 'disconnect') # https://groups.google.com/forum/?fromgroups#!topic/orient-database/5MAMCvFavTc # Disconnect doesn't require you're authenticated. # It always returns 401 because some browsers intercept this and avoid to reuse the same session again. ensure @connected = false @user = nil @password = nil @database = nil @nodes.each { |node| node.cleanup } Orientdb4r::logger.debug 'disconnected from server' end end |
#export(options = nil) ⇒ Object
:nodoc:
230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 |
# File 'lib/orientdb4r/rest/client.rb', line 230 def export(=nil) #:nodoc: raise ArgumentError, 'options have to be a Hash' if !.nil? and !.kind_of? Hash if .nil? or (!.nil? and [:database].nil?) # use database from connect raise ConnectionError, 'client has to be connected if no database given' unless connected? = {} if .nil? [:database] = database end = { :database => :mandatory, :user => :optional, :password => :optional, :file => :optional } (, ) params = {:method => :get, :uri => "export/#{[:database]}"} params[:no_session] = true # out of existing session which represents an already done authentication # additional authentication allowed, overriden in 'call_server' if not defined params[:user] = [:user] if .include? :user params[:password] = [:password] if .include? :password response = call_server params rslt = process_response(response) filename = [:file] filename = response.headers[:content_disposition].split('filename=')[-1] if filename.nil? File.open(filename, 'w') do |f| f.write rslt end filename end |
#get_class(name) ⇒ Object
——————————————————————– CLASS
302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 |
# File 'lib/orientdb4r/rest/client.rb', line 302 def get_class(name) #:nodoc: raise ArgumentError, "class name is blank" if blank?(name) response = call_server(:method => :get, :uri => "class/#{@database}/#{name}") rslt = process_response(response) do raise NotFoundError, 'class not found' if response.body =~ /Invalid class/ end classes = [rslt] decorate_classes_with_model(classes) clazz = classes[0] clazz.extend Orientdb4r::HashExtension clazz.extend Orientdb4r::OClass unless clazz['properties'].nil? # there can be a class without properties clazz.properties.each do |prop| prop.extend Orientdb4r::HashExtension prop.extend Orientdb4r::Property end end clazz end |
#get_database(options = nil) ⇒ Object
> curl –user admin:admin localhost:2480/database/temp
169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 |
# File 'lib/orientdb4r/rest/client.rb', line 169 def get_database(=nil) #:nodoc: raise ArgumentError, 'options have to be a Hash' if !.nil? and !.kind_of? Hash if .nil? # use database from connect raise ConnectionError, 'client has to be connected if no params' unless connected? = { :database => database } end = { :database => :mandatory, :user => :optional, :password => :optional } (, ) params = {:method => :get, :uri => "database/#{[:database]}"} params[:no_session] = true # out of existing session which represents an already done authentication # additional authentication allowed, overriden in 'call_server' if not defined params[:user] = [:user] if .include? :user params[:password] = [:password] if .include? :password response = call_server params # NotFoundError cannot be raised - no way how to recognize from 401 bad auth rslt = process_response response decorate_classes_with_model(rslt['classes']) unless rslt['classes'].nil? rslt end |
#get_document(rid) ⇒ Object
:nodoc:
341 342 343 344 345 346 347 348 349 350 351 |
# File 'lib/orientdb4r/rest/client.rb', line 341 def get_document(rid) #:nodoc: rid = Rid.new(rid) unless rid.is_a? Rid response = call_server(:method => :get, :uri => "document/#{@database}/#{rid.unprefixed}") rslt = process_response(response) do raise NotFoundError, 'record not found' if response.body =~ /ORecordNotFoundException/ raise NotFoundError, 'record not found' if response.body =~ /Record with id .* was not found/ # why after delete? end rslt.extend Orientdb4r::DocumentMetadata rslt end |
#import(options = nil) ⇒ Object
:nodoc:
263 264 265 266 267 |
# File 'lib/orientdb4r/rest/client.rb', line 263 def import(=nil) #:nodoc: raise NotImplementedError, 'not working via REST API, see here for more info: https://github.com/nuvolabase/orientdb/issues/1345' # params = {:method => :post, :uri => 'import/'} # response = call_server params end |
#list_databases(options = nil) ⇒ Object
> curl –user root:root localhost:2480/listDatabases
216 217 218 219 220 221 222 223 224 225 226 227 |
# File 'lib/orientdb4r/rest/client.rb', line 216 def list_databases(=nil) #:nodoc: (, { :user => :optional, :password => :optional }) params = { :method => :get, :uri => 'listDatabases', :no_session => true } # additional authentication allowed, overriden in 'call_server' if not defined params[:user] = [:user] if .include? :user params[:password] = [:password] if .include? :password response = call_server params rslt = process_response(response) rslt['databases'] end |
#query(sql, options = nil) ⇒ Object
———————————————————————- SQL
272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 |
# File 'lib/orientdb4r/rest/client.rb', line 272 def query(sql, =nil) #:nodoc: raise ArgumentError, 'query is blank' if blank? sql = { :limit => :optional } (, ) unless .nil? limit = '' limit = "/#{[:limit]}" if !.nil? and .include?(:limit) response = call_server(:method => :get, :uri => "query/#{@database}/sql/#{CGI::escape(sql)}#{limit}") entries = process_response(response) do raise NotFoundError, 'record not found' if response.body =~ /ORecordNotFoundException/ end rslt = entries['result'] # mixin all document entries (they have '@class' attribute) rslt.each { |doc| doc.extend Orientdb4r::DocumentMetadata unless doc['@class'].nil? } rslt end |
#server(options = {}) ⇒ Object
:nodoc:
131 132 133 134 135 136 137 138 139 140 141 142 143 144 |
# File 'lib/orientdb4r/rest/client.rb', line 131 def server(={}) #:nodoc: = { :user => :optional, :password => :optional } (, ) params = { :method => :get, :uri => 'server' } params[:no_session] = true # out of existing session which represents an already done authentication # additional authentication allowed, overriden in 'call_server' if not defined params[:user] = [:user] if .include? :user params[:password] = [:password] if .include? :password response = call_server params process_response(response) end |
#update_document(doc) ⇒ Object
:nodoc:
354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 |
# File 'lib/orientdb4r/rest/client.rb', line 354 def update_document(doc) #:nodoc: raise ArgumentError, 'document is nil' if doc.nil? raise ArgumentError, 'document has no RID' if doc.doc_rid.nil? raise ArgumentError, 'document has no version' if doc.doc_version.nil? rid = doc.doc_rid doc.delete '@rid' # will be not updated response = call_server(:method => :put, :uri => "document/#{@database}/#{rid.unprefixed}", \ :content_type => 'application/json', :data => doc.to_json) process_response(response) do raise DataError, 'concurrent modification' if response.body =~ /OConcurrentModificationException/ raise DataError, 'validation problem' if response.body =~ /OValidationException/ end # empty http response end |