Class: AzureMediaService::Asset

Inherits:
Model::Base
  • Object
show all
Defined in:
lib/azure_media_service/model/asset.rb

Constant Summary collapse

Options = 
{
  None:                       0,
  StorageEncrypted:           1,
  CommonEncryptionProtected:  2,
  EnvelopEncryptionProtected: 4
}

Instance Attribute Summary

Attributes inherited from Model::Base

#original_data

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Model::Base

create_response, #initialize, service

Constructor Details

This class inherits a constructor from AzureMediaService::Model::Base

Class Method Details

.create(name, options = 0) ⇒ Object 



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# File 'lib/azure_media_service/model/asset.rb', line 13

def create(name, options=0)
  post_body = {
    "Name" => name,
    "Options" => options
  }
  create_response(service.post("Assets", post_body))
end

.get(asset_id = nil) ⇒ Object 



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# File 'lib/azure_media_service/model/asset.rb', line 21

def get(asset_id=nil)
  service.get('Assets', Asset, asset_id)
end

Instance Method Details

#content_key_link(content_key) ⇒ Object 



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# File 'lib/azure_media_service/model/asset.rb', line 211

def content_key_link(content_key)
  @request.post("Assets('#{CGI.escape(self.Id)}')/$links/ContentKeys", {uri: content_key.__metadata['uri']})
end

#content_keys ⇒ Object 



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# File 'lib/azure_media_service/model/asset.rb', line 52

def content_keys
  @content_keys ||= []
  if @content_keys.empty?
    _uri = URI.parse(self.ContentKeys["__deferred"]["uri"])
    url = _uri.path.gsub('/api/','')
    res = @request.get(url)
    res["d"]["results"].each do |v|
      @content_keys << ContentKey.new(v)
    end
  end
  @content_keys
end

#delete ⇒ Object 



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# File 'lib/azure_media_service/model/asset.rb', line 201

def delete
  begin 
    res = @request.delete("Assets('#{self.Id}')")
    clear_cache
  rescue => e
    raise MediaServiceError.new(e.message)
  end
  res
end

#delivery_policies ⇒ Object 



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# File 'lib/azure_media_service/model/asset.rb', line 65

def delivery_policies
  @delivery_policies ||= []
  if @delivery_policies.empty?
    _uri = URI.parse(self.DeliveryPolicies["__deferred"]["uri"])
    url = _uri.path.gsub('/api/','')
    res = @request.get(url)
    res["d"]["results"].each do |v|
      @delivery_policies << AssetDeliveryPolicy.new(v)
    end
  end
  @delivery_policies
end

#delivery_policy_link(asset_delivery_policy) ⇒ Object 



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# File 'lib/azure_media_service/model/asset.rb', line 215

def delivery_policy_link(asset_delivery_policy)
  @request.post("Assets('#{CGI.escape(self.Id)}')/$links/DeliveryPolicies", {uri: asset_delivery_policy.__metadata['uri']})
end

#encode_job(encode_configuration) ⇒ Object 



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# File 'lib/azure_media_service/model/asset.rb', line 142

def encode_job(encode_configuration) 
  media_processor = @service.media_processor_id_by_name('Media Encoder Standard')

  conf_str = encode_configuration.gsub(' ', '_')

  if AzureMediaService.encode_tasks.has_key?(encode_configuration)
    encode_configuration = AzureMediaService.encode_tasks[encode_configuration]
  end

  job_name, output_name = job_and_output_name(asset_name:self.Name, conf:conf_str)

  post_body = {}
  post_body["Name"] = job_name
  post_body["InputMediaAssets"] = [
    {
      "__metadata" => {
        "uri" => self.__metadata["uri"]
      }
    }
  ]
  task_body = ''
  xml = Builder::XmlMarkup.new(:target => task_body)
  xml.instruct!
  xml.taskBody {
    xml.inputAsset 'JobInputAsset(0)'
    xml.outputAsset 'JobOutputAsset(0)', :assetName => output_name
  }
  post_body["Tasks"] = [
    {
      "Configuration" => encode_configuration,
      "MediaProcessorId" => media_processor.Id,
      "TaskBody" => task_body
    }
  ]

  res = @request.post('Jobs', post_body)
  Job.new(res["d"])
end

#files ⇒ Object 



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# File 'lib/azure_media_service/model/asset.rb', line 39

def files
  @files ||= []
  if @files.empty?
    _uri = URI.parse(self.Files["__deferred"]["uri"])
    url = _uri.path.gsub('/api/','')
    res = @request.get(url)
    res["d"]["results"].each do |v|
      @files << AssetFile.new(v)
    end
  end
  @files
end

#locators ⇒ Object 



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# File 'lib/azure_media_service/model/asset.rb', line 26

def locators
  @locators ||= []
  if @locators.empty?
    _uri = URI.parse(self.Locators["__deferred"]["uri"])
    url = _uri.path.gsub('/api/','')
    res = @request.get(url)
    res["d"]["results"].each do |v|
      @locators << Locator.new(v)
    end
  end
  @locators
end

#publish(expire_minutes: 43200) ⇒ Object 



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# File 'lib/azure_media_service/model/asset.rb', line 182

def publish(expire_minutes: 43200)
  locator = locators.select {|l| l.Type == 2}.first
  unless locator
    policy = AccessPolicy.create(name:"PublishPolicy", duration_minutes: expire_minutes, permission:1)
    locator = Locator.create(policy_id: policy.Id, asset_id: self.Id, type: 2)
  end
  locator
end

#publish_url ⇒ Object 



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# File 'lib/azure_media_service/model/asset.rb', line 191

def publish_url
  primary_file = files.select {|f| f.IsPrimary == true}.first
  locator = locators.select {|l| l.Type == 2 }.first
  if primary_file && locator
    File.join(locator.Path, primary_file.Name, 'Manifest')
  else
    nil
  end
end

#upload(filepath) ⇒ Object 



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# File 'lib/azure_media_service/model/asset.rb', line 78

def upload(filepath)
  begin
    mime_type = MIME::Types.type_for(filepath)[0].to_s
    basename = File.basename(filepath, '.*')
    filename = File.basename(filepath)
    f = Faraday::UploadIO.new(filepath, mime_type)

    # create policy
    policy = AccessPolicy.create(name:"UploadPolicy", duration_minutes:1800, permission:2)

    # create Locator
    locator = Locator.create(policy_id:policy.Id, asset_id:self.Id, type:1)

    # upload
    upload_url = File.join(locator.BaseUri, filename)
    upload_url += locator.ContentAccessComponent

    if f.size > Config::UPLOAD_LIMIT_SIZE
      # put block and put block list API
      i = 1
      blockids = []
      while buf = f.read(Config::READ_BUFFER_SIZE) do
        id = "%05d" % i # サイズを同じにしなければいけないので、5桁にする
        blockid = Base64.strict_encode64("#{id}-#{filename}")
        blockids << blockid
        put_block_url = upload_url + "&comp=block&blockid=#{URI.escape(blockid)}"
        res = put_blob(url:put_block_url, blob:buf)
        i+=1
      end

      put_block_list_url = upload_url + "&comp=blocklist"
      let = ''
      xml = Builder::XmlMarkup.new(:target => let, :indent => 3)
      xml.instruct!
      xml.BlockList {
        blockids.each do |id|
          xml.Latest id
        end
      }

      res = @request.put_row(put_block_list_url, let) do |headers|
        headers['x-ms-date']      = Time.now.httpdate
        headers['x-ms-version']   = '2014-02-14'
        headers['Content-Type']   = 'text/plain; charset = UTF-8'
        headers['Content-Length'] = let.size.to_s
      end

    else
      res = put_blob(url:upload_url, blob:f)
    end

    # create metadata
    @request.get("CreateFileInfos", {"assetid" => "'#{URI.encode(self.Id)}'"})

    clear_cache
    policy.delete
    locator.delete
  rescue => e
    raise MediaServiceError.new(e.message)
  end
  self
end