Module: Html2rss

Defined in:

lib/html2rss.rb,
lib/html2rss/cli.rb,
lib/html2rss/url.rb,
lib/html2rss/error.rb,
lib/html2rss/config.rb,
lib/html2rss/version.rb,
lib/html2rss/rendering.rb,
lib/html2rss/selectors.rb,
lib/html2rss/auto_source.rb,
lib/html2rss/rss_builder.rb,
lib/html2rss/config/schema.rb,
lib/html2rss/html_extractor.rb,
lib/html2rss/html_navigator.rb,
lib/html2rss/blocked_surface.rb,
lib/html2rss/request_service.rb,
lib/html2rss/request_session.rb,
lib/html2rss/config/validator.rb,
lib/html2rss/request_controls.rb,
lib/html2rss/selectors/config.rb,
lib/html2rss/json_feed_builder.rb,
lib/html2rss/category_extractor.rb,
lib/html2rss/auto_source/cleanup.rb,
lib/html2rss/auto_source/scraper.rb,
lib/html2rss/rss_builder/article.rb,
lib/html2rss/rss_builder/channel.rb,
lib/html2rss/config/class_methods.rb,
lib/html2rss/selectors/extractors.rb,
lib/html2rss/articles/deduplicator.rb,
lib/html2rss/config/dynamic_params.rb,
lib/html2rss/rss_builder/enclosure.rb,
lib/html2rss/config/request_headers.rb,
lib/html2rss/json_feed_builder/item.rb,
lib/html2rss/rendering/pdf_renderer.rb,
lib/html2rss/request_service/budget.rb,
lib/html2rss/request_service/policy.rb,
lib/html2rss/rss_builder/stylesheet.rb,
lib/html2rss/request_service/context.rb,
lib/html2rss/auto_source/scraper/html.rb,
lib/html2rss/rendering/audio_renderer.rb,
lib/html2rss/rendering/image_renderer.rb,
lib/html2rss/rendering/media_renderer.rb,
lib/html2rss/rendering/video_renderer.rb,
lib/html2rss/request_service/response.rb,
lib/html2rss/request_service/strategy.rb,
lib/html2rss/selectors/extractors/href.rb,
lib/html2rss/selectors/extractors/html.rb,
lib/html2rss/selectors/extractors/text.rb,
lib/html2rss/selectors/post_processors.rb,
lib/html2rss/auto_source/scraper/schema.rb,
lib/html2rss/selectors/extractors/static.rb,
lib/html2rss/config/multiple_feeds_config.rb,
lib/html2rss/auto_source/scraper/microdata.rb,
lib/html2rss/html_extractor/date_extractor.rb,
lib/html2rss/rendering/description_builder.rb,
lib/html2rss/request_session/runtime_input.rb,
lib/html2rss/auto_source/scraper/json_state.rb,
lib/html2rss/html_extractor/image_extractor.rb,
lib/html2rss/request_service/response_guard.rb,
lib/html2rss/request_session/rel_next_pager.rb,
lib/html2rss/request_session/runtime_policy.rb,
lib/html2rss/selectors/extractors/attribute.rb,
lib/html2rss/selectors/post_processors/base.rb,
lib/html2rss/selectors/post_processors/gsub.rb,
lib/html2rss/auto_source/scraper/schema/thing.rb,
lib/html2rss/request_service/faraday_strategy.rb,
lib/html2rss/request_service/puppet_commander.rb,
lib/html2rss/auto_source/scraper/semantic_html.rb,
lib/html2rss/auto_source/scraper/wordpress_api.rb,
lib/html2rss/selectors/object_to_xml_converter.rb,
lib/html2rss/html_extractor/enclosure_extractor.rb,
lib/html2rss/selectors/post_processors/template.rb,
lib/html2rss/selectors/post_processors/parse_uri.rb,
lib/html2rss/selectors/post_processors/substring.rb,
lib/html2rss/auto_source/scraper/schema/item_list.rb,
lib/html2rss/auto_source/scraper/schema/list_item.rb,
lib/html2rss/request_service/browserless_strategy.rb,
lib/html2rss/selectors/post_processors/parse_time.rb,
lib/html2rss/selectors/post_processors/sanitize_html.rb,
lib/html2rss/selectors/post_processors/html_to_markdown.rb,
lib/html2rss/selectors/post_processors/markdown_to_html.rb,
lib/html2rss/auto_source/scraper/wordpress_api/page_scope.rb,
lib/html2rss/auto_source/scraper/schema/category_extractor.rb,
lib/html2rss/auto_source/scraper/wordpress_api/posts_endpoint.rb,
lib/html2rss/auto_source/scraper/semantic_html/anchor_selector.rb,
lib/html2rss/selectors/post_processors/html_transformers/wrap_img_in_a.rb,
lib/html2rss/selectors/post_processors/html_transformers/transform_urls_to_absolute_ones.rb

Overview

The Html2rss namespace.

Defined Under Namespace

Modules: Articles, BlockedSurface, Rendering Classes: AutoSource, CLI, CategoryExtractor, Config, Error, HtmlExtractor, HtmlNavigator, JsonFeedBuilder, RequestControls, RequestService, RequestSession, RssBuilder, Selectors, Url

Constant Summary

Log =

The logger instance.

Logger.new($stdout)

VERSION =

'0.18.0'

Class Method Summary

• .auto_json_feed(url, strategy: :faraday, items_selector: nil, max_redirects: nil, max_requests: nil) ⇒ Hash

  Scrapes the provided URL and returns a JSONFeed 1.1 hash.

• .auto_source(url, strategy: :faraday, items_selector: nil, max_redirects: nil, max_requests: nil) ⇒ RSS::Rss

  Scrapes the provided URL and returns an RSS object.

• .config_from_yaml_file(file, feed_name = nil) ⇒ Hash<Symbol, Object>

  Loads a feed configuration from YAML.

• .feed(raw_config) ⇒ RSS::Rss

  Returns an RSS object generated from the provided configuration.

• .json_feed(raw_config) ⇒ Hash

  Returns a JSONFeed 1.1 hash generated from the provided configuration.

Class Method Details

.auto_json_feed(url, strategy: :faraday, items_selector: nil, max_redirects: nil, max_requests: nil) ⇒ Hash

Scrapes the provided URL and returns a JSONFeed 1.1 hash.

Parameters:

• url (String) —

  source page URL

• strategy (Symbol) (defaults to: :faraday) —

  request strategy to use

• items_selector (String, nil) (defaults to: nil) —

  optional selector hint for item extraction

• max_redirects (Integer, nil) (defaults to: nil) —

  optional redirect limit override

• max_requests (Integer, nil) (defaults to: nil) —

  optional request budget override

Returns:

• (Hash) —

  JSONFeed-compliant hash

# File 'lib/html2rss.rb', line 78

def self.auto_json_feed(url, strategy: :faraday, items_selector: nil, max_redirects: nil, max_requests: nil)
  json_feed(build_auto_source_config(url:, strategy:, items_selector:, max_redirects:, max_requests:))
end

.auto_source(url, strategy: :faraday, items_selector: nil, max_redirects: nil, max_requests: nil) ⇒ RSS::Rss

Scrapes the provided URL and returns an RSS object.

Parameters:

• url (String) —

  source page URL

• strategy (Symbol) (defaults to: :faraday) —

  request strategy to use

• items_selector (String, nil) (defaults to: nil) —

  optional selector hint for item extraction

• max_redirects (Integer, nil) (defaults to: nil) —

  optional redirect limit override

• max_requests (Integer, nil) (defaults to: nil) —

  optional request budget override

Returns:

• (RSS::Rss) —

  generated RSS feed

# File 'lib/html2rss.rb', line 65

def self.auto_source(url, strategy: :faraday, items_selector: nil, max_redirects: nil, max_requests: nil)
  feed(build_auto_source_config(url:, strategy:, items_selector:, max_redirects:, max_requests:))
end

.config_from_yaml_file(file, feed_name = nil) ⇒ Hash<Symbol, Object>

Loads a feed configuration from YAML.

Parameters:

• file (String) —

  path to the YAML file

• feed_name (String, nil) (defaults to: nil) —

  optional feed name inside a multi-feed config

Returns:

• (Hash<Symbol, Object>) —

  loaded configuration hash

# File 'lib/html2rss.rb', line 30

def self.config_from_yaml_file(file, feed_name = nil)
  Config.load_yaml(file, feed_name)
end

.feed(raw_config) ⇒ RSS::Rss

Returns an RSS object generated from the provided configuration.

Parameters:

• raw_config (Hash<Symbol, Object>) —

  feed configuration

Returns:

• (RSS::Rss) —

  generated RSS feed

# File 'lib/html2rss.rb', line 39

def self.feed(raw_config)
  run_pipeline(raw_config) do |response:, config:, articles:|
    build_rss_feed(response:, config:, articles:)
  end
end

.json_feed(raw_config) ⇒ Hash

Returns a JSONFeed 1.1 hash generated from the provided configuration.

Parameters:

• raw_config (Hash<Symbol, Object>) —

  feed configuration

Returns:

• (Hash) —

  JSONFeed-compliant hash

# File 'lib/html2rss.rb', line 50

def self.json_feed(raw_config)
  run_pipeline(raw_config) do |response:, config:, articles:|
    build_json_feed(response:, config:, articles:)
  end
end