Class: OMF::Web::GitContentRepository
- Inherits:
-
ContentRepository
- Object
- Base::LObject
- ContentRepository
- OMF::Web::GitContentRepository
- Defined in:
- lib/omf-web/content/git_repository.rb
Overview
This class provides an interface to a GIT repository It retrieves, archives and versions content.
Constant Summary
Constants inherited from ContentRepository
ContentRepository::MIME_TYPE, ContentRepository::REPO_PLUGINS
Instance Attribute Summary collapse
-
#name ⇒ Object
readonly
end.
-
#top_dir ⇒ Object
readonly
end.
Instance Method Summary collapse
- #_find_files(search_pattern, tree, dir_path, res) ⇒ Object
- #_get_path(content_descr) ⇒ Object
-
#create_content_proxy_for(content_descr) ⇒ Object
Load content described by either a hash or a straightforward path and return a ‘ContentProxy’ holding it.
-
#find_files(search_pattern, opts = {}) ⇒ Object
Return an array of file names which are in the repository and match ‘search_pattern’.
-
#get_url_for_path(path) ⇒ Object
Return a URL for a path in this repo.
-
#initialize(name, opts) ⇒ GitContentRepository
constructor
A new instance of GitContentRepository.
- #write(content_descr, content, message) ⇒ Object
Methods inherited from ContentRepository
#absolute_path, absolute_path_for, create_content_proxy_for, create_url, find_files, find_repo_for, #mime_type_for_file, #path, #read, read_content, register_repo
Constructor Details
#initialize(name, opts) ⇒ GitContentRepository
Returns a new instance of GitContentRepository.
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# File 'lib/omf-web/content/git_repository.rb', line 60 def initialize(name, opts) super @repo = Grit::Repo.new(@top_dir) @url_prefix = "git:#{@name}:" end |
Instance Attribute Details
#name ⇒ Object (readonly)
end
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# File 'lib/omf-web/content/git_repository.rb', line 58 def name @name end |
#top_dir ⇒ Object (readonly)
end
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# File 'lib/omf-web/content/git_repository.rb', line 58 def top_dir @top_dir end |
Instance Method Details
#_find_files(search_pattern, tree, dir_path, res) ⇒ Object
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# File 'lib/omf-web/content/git_repository.rb', line 146 def _find_files(search_pattern, tree, dir_path, res) tree.contents.each do |e| d = e.name long_name = dir_path ? "#{dir_path}/#{d}" : d if e.is_a? Grit::Tree _find_files(search_pattern, e, long_name, res) else if long_name.match(search_pattern) mt = mime_type_for_file(e.name) #path = @url_prefix + long_name path = long_name res << {path: path, url: get_url_for_path(path), name: e.name, mime_type: mt, #:id => Base64.encode64(long_name).gsub("\n", ''), size: e.size, blob: e.id} end # name = e.name # if File.fnmatch(search_pattern, long_name) # res << long_name # end end end res end |
#_get_path(content_descr) ⇒ Object
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# File 'lib/omf-web/content/git_repository.rb', line 172 def _get_path(content_descr) if content_descr.is_a? String path = content_descr.to_s if path.start_with? 'git:' path = path.split(':')[2] end elsif content_descr.is_a? Hash descr = content_descr if (url = descr[:url]) path = url.split(':')[2] # git:repo_name:path else path = descr[:path] end unless path raise "Missing 'path' or 'url' in content description (#{descr.inspect})" end path = path.to_s else raise "Unsupported type '#{content_descr.class}'" end unless path raise "Can't find path information in '#{content_descr.inspect}'" end if path.start_with? '/' # Remove leading '/' .. need to stay within git directory tree path = path[1 .. -1] end return path end |
#create_content_proxy_for(content_descr) ⇒ Object
Load content described by either a hash or a straightforward path and return a ‘ContentProxy’ holding it.
If descr is true, return nil if file for which proxy is requested already exists.
@return: Content proxy
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# File 'lib/omf-web/content/git_repository.rb', line 85 def create_content_proxy_for(content_descr) path = _get_path(content_descr) # TODO: Make sure that key is really unique across multiple repositories url = @url_prefix + path key = Digest::MD5.hexdigest(url) descr = {} descr[:url] = url descr[:url_key] = key descr[:path] = path descr[:name] = url # Should be something human digestable if (descr[:strictly_new]) Dir.chdir(@top_dir) do return nil if File.exist?(path) end end proxy = ContentProxy.create(descr, self) return proxy end |
#find_files(search_pattern, opts = {}) ⇒ Object
Return an array of file names which are in the repository and match ‘search_pattern’
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# File 'lib/omf-web/content/git_repository.rb', line 134 def find_files(search_pattern, opts = {}) search_pattern = Regexp.new(search_pattern) tree = @repo.tree res = [] fs = _find_files(search_pattern, tree, nil, res) # if (mt = opts[:mime_type]) # fs = fs.select { |f| File.fnmatch(mt, f[:mime_type]) } # end fs end |
#get_url_for_path(path) ⇒ Object
Return a URL for a path in this repo
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# File 'lib/omf-web/content/git_repository.rb', line 124 def get_url_for_path(path) @url_prefix + path end |
#write(content_descr, content, message) ⇒ Object
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# File 'lib/omf-web/content/git_repository.rb', line 104 def write(content_descr, content, ) path = _get_path(content_descr) Dir.chdir(@top_dir) do d_name = File.dirname(path) FileUtils.mkpath(d_name) unless File.exist?(d_name) unless File.writable?(path) || File.writable?(d_name) raise "Cannot write to file '#{path}'" end f = File.open(path, 'w') f.write(content) f.close @repo.add(path) # TODO: Should set info about committing user which should be in thread context @repo.commit_index( || 'no message') end end |