class MODL::Parser::FileImporter
This class handled file loading from local or remote file systems.
Constants
- CACHE_DISABLED
Public Class Methods
new()
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# File lib/modl/parser/file_importer.rb, line 38 def initialize @cache = ObjectCache.new end
Public Instance Methods
import_files(files, global)
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Supply a single file name as a string or an array of file names.
# File lib/modl/parser/file_importer.rb, line 43 def import_files(files, global) file_names = [] file_names += files if files.is_a? Array file_names << files if files.is_a? String file_names.each do |file_name| force = file_name.end_with?('!') file_name = Sutil.head(file_name) if force file_name << '.modl' unless file_name.end_with?('.txt', '.modl') file_name, _new_val = RefProcessor.deref file_name, global if file_name.include?('%') if force # Don't use the cache if we're forcing a reload. @cache.evict(file_name) parsed = nil else # Do we have a cached version? parsed = @cache.get(file_name) end # Did we hit the cache? if parsed.nil? || CACHE_DISABLED # No. begin if file_name.start_with?('http') uri = URI(file_name) txt = Net::HTTP.get(uri) else txt = File.readlines(file_name).join end rescue StandardError => e # Force load from the cache if possible parsed = @cache.force_get(file_name) if parsed.nil? raise InterpreterError, 'File not found: ' + file_name + ', error: ' + e.message end end global.loaded_file(file_name) # Parse the downloaded file ands extract the classes new_parse_context = GlobalParseContext.new new_parse_context.merge_pairs(global) parsed = MODL::Parser::Parser.parse txt, new_parse_context # Save it for next time @cache.put(file_name, parsed) unless CACHE_DISABLED else global.loaded_file(file_name) end # Extract the JSON content and add the classes and pairs to the existing GlobalParseContext hashes. parsed.extract_hash global.merge_classes(parsed.global) global.merge_pairs(parsed.global) global.merge_loaded_files(parsed.global) global.structures.concat(parsed.structures) end end