Class: Pollster::ApiClient
- Inherits:
-
Object
- Object
- Pollster::ApiClient
- Defined in:
- lib/pollster/api_client.rb
Instance Attribute Summary collapse
-
#config ⇒ Object
The Configuration object holding settings to be used in the API client.
-
#default_headers ⇒ Hash
Defines the headers to be used in HTTP requests of all API calls by default.
Class Method Summary collapse
Instance Method Summary collapse
-
#build_collection_param(param, collection_format) ⇒ Object
Build parameter value according to the given collection format.
-
#build_request(http_method, path, opts = {}) ⇒ Typhoeus::Request
Builds the HTTP request.
-
#build_request_body(header_params, form_params, body) ⇒ String
Builds the HTTP request body.
- #build_request_url(path) ⇒ Object
-
#call_api(http_method, path, opts = {}) ⇒ Array<(Object, Fixnum, Hash)>
Call an API with given options.
-
#call_api_tsv(http_method, path, opts = {}) ⇒ Array<(Object, Fixnum, Hash)>
Call an API with given options, and parse the TSV response.
-
#convert_to_type(data, return_type) ⇒ Mixed
Convert data to the given return type.
-
#deserialize(response, return_type) ⇒ Object
Deserialize the response to the given return type.
-
#download_file(response) ⇒ Tempfile
Save response body into a file in (the defined) temporary folder, using the filename from the “Content-Disposition” header if provided, otherwise a random filename.
-
#initialize(config = Configuration.default) ⇒ ApiClient
constructor
Initializes the ApiClient.
-
#json_mime?(mime) ⇒ Boolean
Check if the given MIME is a JSON MIME.
-
#object_to_hash(obj) ⇒ String
Convert object(non-array) to hash.
-
#object_to_http_body(model) ⇒ String
Convert object (array, hash, object, etc) to JSON string.
-
#sanitize_filename(filename) ⇒ String
Sanitize filename by removing path.
-
#select_header_accept(accepts) ⇒ String
Return Accept header based on an array of accepts provided.
-
#select_header_content_type(content_types) ⇒ String
Return Content-Type header based on an array of content types provided.
-
#update_params_for_auth!(header_params, query_params, auth_names) ⇒ Object
Update hearder and query params based on authentication settings.
-
#user_agent=(user_agent) ⇒ Object
Sets user agent in HTTP header.
Constructor Details
#initialize(config = Configuration.default) ⇒ ApiClient
Initializes the ApiClient
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# File 'lib/pollster/api_client.rb', line 20 def initialize(config = Configuration.default) @config = config @user_agent = "Swagger-Codegen/#{VERSION}/ruby" @default_headers = { 'Content-Type' => "application/json", 'User-Agent' => @user_agent } end |
Instance Attribute Details
#config ⇒ Object
The Configuration object holding settings to be used in the API client.
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# File 'lib/pollster/api_client.rb', line 11 def config @config end |
#default_headers ⇒ Hash
Defines the headers to be used in HTTP requests of all API calls by default.
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# File 'lib/pollster/api_client.rb', line 16 def default_headers @default_headers end |
Class Method Details
Instance Method Details
#build_collection_param(param, collection_format) ⇒ Object
Build parameter value according to the given collection format.
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# File 'lib/pollster/api_client.rb', line 382 def build_collection_param(param, collection_format) case collection_format when :csv param.join(',') when :ssv param.join(' ') when :tsv param.join("\t") when :pipes param.join('|') when :multi # return the array directly as typhoeus will handle it as expected param else fail "unknown collection format: #{collection_format.inspect}" end end |
#build_request(http_method, path, opts = {}) ⇒ Typhoeus::Request
Builds the HTTP request
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# File 'lib/pollster/api_client.rb', line 113 def build_request(http_method, path, opts = {}) url = build_request_url(path) http_method = http_method.to_sym.downcase header_params = @default_headers.merge(opts[:header_params] || {}) query_params = opts[:query_params] || {} form_params = opts[:form_params] || {} # set ssl_verifyhosts option based on @config.verify_ssl_host (true/false) _verify_ssl_host = @config.verify_ssl_host ? 2 : 0 req_opts = { :method => http_method, :headers => header_params, :params => query_params, :params_encoding => @config.params_encoding, :timeout => @config.timeout, :ssl_verifypeer => @config.verify_ssl, :ssl_verifyhost => _verify_ssl_host, :sslcert => @config.cert_file, :sslkey => @config.key_file, :verbose => @config.debugging } # set custom cert, if provided req_opts[:cainfo] = @config.ssl_ca_cert if @config.ssl_ca_cert if [:post, :patch, :put, :delete].include?(http_method) req_body = build_request_body(header_params, form_params, opts[:body]) req_opts.update :body => req_body if @config.debugging @config.logger.debug "HTTP request body param ~BEGIN~\n#{req_body}\n~END~\n" end end Typhoeus::Request.new(url, req_opts) end |
#build_request_body(header_params, form_params, body) ⇒ String
Builds the HTTP request body
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# File 'lib/pollster/api_client.rb', line 287 def build_request_body(header_params, form_params, body) # http form if header_params['Content-Type'] == 'application/x-www-form-urlencoded' || header_params['Content-Type'] == 'multipart/form-data' data = {} form_params.each do |key, value| case value when File, Array, nil # let typhoeus handle File, Array and nil parameters data[key] = value else data[key] = value.to_s end end elsif body data = body.is_a?(String) ? body : body.to_json else data = nil end data end |
#build_request_url(path) ⇒ Object
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# File 'lib/pollster/api_client.rb', line 275 def build_request_url(path) # Add leading and trailing slashes to path path = "/#{path}".gsub(/\/+/, '/') URI.encode(@config.base_url + path) end |
#call_api(http_method, path, opts = {}) ⇒ Array<(Object, Fixnum, Hash)>
Call an API with given options.
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# File 'lib/pollster/api_client.rb', line 37 def call_api(http_method, path, opts = {}) request = build_request(http_method, path, opts) response = request.run if @config.debugging @config.logger.debug "HTTP response body ~BEGIN~\n#{response.body}\n~END~\n" end unless response.success? if response.timed_out? fail ApiError.new('Connection timed out') elsif response.code == 0 # Errors from libcurl will be made visible here fail ApiError.new(:code => 0, :message => response.) else fail ApiError.new(:code => response.code, :response_headers => response.headers, :response_body => response.body), response. end end if opts[:return_type] data = deserialize(response, opts[:return_type]) else data = nil end return data, response.code, response.headers end |
#call_api_tsv(http_method, path, opts = {}) ⇒ Array<(Object, Fixnum, Hash)>
Call an API with given options, and parse the TSV response.
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# File 'lib/pollster/api_client.rb', line 72 def call_api_tsv(http_method, path, opts = {}) request = build_request(http_method, path, opts) response = request.run if @config.debugging @config.logger.debug "HTTP response body ~BEGIN~\n#{response.body}\n~END~\n" end unless response.success? if response.timed_out? fail ApiError.new('Connection timed out') elsif response.code == 0 # Errors from libcurl will be made visible here fail ApiError.new(:code => 0, :message => response.) else fail ApiError.new(:code => response.code, :response_headers => response.headers, :response_body => response.body), response. end end if opts[:return_type] return_type = Pollster.const_get(opts[:return_type]) data = return_type.from_tsv(response.body) else data = nil end return data, response.code, response.headers end |
#convert_to_type(data, return_type) ⇒ Mixed
Convert data to the given return type.
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# File 'lib/pollster/api_client.rb', line 200 def convert_to_type(data, return_type) return nil if data.nil? case return_type when 'String' data.to_s when 'Integer' data.to_i when 'Float' data.to_f when 'BOOLEAN' data == true when 'DateTime' # parse date time (expecting ISO 8601 format) DateTime.parse data when 'Date' # parse date time (expecting ISO 8601 format) Date.parse data when 'Object' # generic object (usually a Hash), return directly data when /\AArray<(.+)>\z/ # e.g. Array<Pet> sub_type = $1 data.map {|item| convert_to_type(item, sub_type) } when /\AHash\<String, (.+)\>\z/ # e.g. Hash<String, Integer> sub_type = $1 {}.tap do |hash| data.each {|k, v| hash[k] = convert_to_type(v, sub_type) } end else # models, e.g. Pet Pollster.const_get(return_type).new.tap do |model| model.build_from_hash data end end end |
#deserialize(response, return_type) ⇒ Object
Deserialize the response to the given return type.
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# File 'lib/pollster/api_client.rb', line 168 def deserialize(response, return_type) body = response.body return nil if body.nil? || body.empty? # return response body directly for String return type return body if return_type == 'String' # handle file downloading - save response body into a tmp file and return the File instance return download_file(response) if return_type == 'File' # ensuring a default content type content_type = response.headers['Content-Type'] || 'application/json' fail "Content-Type is not supported: #{content_type}" unless json_mime?(content_type) begin data = JSON.parse("[#{body}]", :symbolize_names => true)[0] rescue JSON::ParserError => e if %w(String Date DateTime).include?(return_type) data = body else raise e end end convert_to_type data, return_type end |
#download_file(response) ⇒ Tempfile
Save response body into a file in (the defined) temporary folder, using the filename from the “Content-Disposition” header if provided, otherwise a random filename.
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# File 'lib/pollster/api_client.rb', line 243 def download_file(response) content_disposition = response.headers['Content-Disposition'] if content_disposition and content_disposition =~ /filename=/i filename = content_disposition[/filename=['"]?([^'"\s]+)['"]?/, 1] prefix = sanitize_filename(filename) else prefix = 'download-' end prefix = prefix + '-' unless prefix.end_with?('-') tempfile = nil encoding = response.body.encoding Tempfile.open(prefix, @config.temp_folder_path, encoding: encoding) do |file| file.write(response.body) tempfile = file end @config.logger.info "Temp file written to #{tempfile.path}, please copy the file to a proper folder "\ "with e.g. `FileUtils.cp(tempfile.path, '/new/file/path')` otherwise the temp file "\ "will be deleted automatically with GC. It's also recommended to delete the temp file "\ "explicitly with `tempfile.delete`" tempfile end |
#json_mime?(mime) ⇒ Boolean
Check if the given MIME is a JSON MIME. JSON MIME examples:
application/json
application/json; charset=UTF8
APPLICATION/JSON
*/*
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# File 'lib/pollster/api_client.rb', line 160 def json_mime?(mime) (mime == "*/*") || !(mime =~ /\Aapplication\/json(;.*)?\z/i).nil? end |
#object_to_hash(obj) ⇒ String
Convert object(non-array) to hash.
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# File 'lib/pollster/api_client.rb', line 372 def object_to_hash(obj) if obj.respond_to?(:to_hash) obj.to_hash else obj end end |
#object_to_http_body(model) ⇒ String
Convert object (array, hash, object, etc) to JSON string.
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# File 'lib/pollster/api_client.rb', line 358 def object_to_http_body(model) return model if model.nil? || model.is_a?(String) local_body = nil if model.is_a?(Array) local_body = model.map{|m| object_to_hash(m) } else local_body = object_to_hash(model) end local_body.to_json end |
#sanitize_filename(filename) ⇒ String
Sanitize filename by removing path. e.g. ../../sun.gif becomes sun.gif
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# File 'lib/pollster/api_client.rb', line 271 def sanitize_filename(filename) filename.gsub(/.*[\/\\]/, '') end |
#select_header_accept(accepts) ⇒ String
Return Accept header based on an array of accepts provided.
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# File 'lib/pollster/api_client.rb', line 337 def select_header_accept(accepts) return nil if accepts.nil? || accepts.empty? # use JSON when present, otherwise use all of the provided json_accept = accepts.find { |s| json_mime?(s) } return json_accept || accepts.join(',') end |
#select_header_content_type(content_types) ⇒ String
Return Content-Type header based on an array of content types provided.
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# File 'lib/pollster/api_client.rb', line 347 def select_header_content_type(content_types) # use application/json by default return 'application/json' if content_types.nil? || content_types.empty? # use JSON when present, otherwise use the first one json_content_type = content_types.find { |s| json_mime?(s) } return json_content_type || content_types.first end |
#update_params_for_auth!(header_params, query_params, auth_names) ⇒ Object
Update hearder and query params based on authentication settings.
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# File 'lib/pollster/api_client.rb', line 314 def update_params_for_auth!(header_params, query_params, auth_names) Array(auth_names).each do |auth_name| auth_setting = @config.auth_settings[auth_name] next unless auth_setting case auth_setting[:in] when 'header' then header_params[auth_setting[:key]] = auth_setting[:value] when 'query' then query_params[auth_setting[:key]] = auth_setting[:value] else fail ArgumentError, 'Authentication token must be in `query` of `header`' end end end |
#user_agent=(user_agent) ⇒ Object
Sets user agent in HTTP header
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# File 'lib/pollster/api_client.rb', line 329 def user_agent=(user_agent) @user_agent = user_agent @default_headers['User-Agent'] = @user_agent end |