Class: Moft::Post
- Inherits:
-
Object
- Object
- Moft::Post
- Includes:
- Comparable, Convertible
- Defined in:
- lib/moft/post.rb
Direct Known Subclasses
Constant Summary collapse
- MATCHER =
Valid post name regex.
/^(.+\/)*(\d+-\d+-\d+)-(.*)(\.[^.]+)$/
- ATTRIBUTES_FOR_LIQUID =
Attributes for Liquid templates
%w[ title url date id categories next previous tags content excerpt path ]
Class Attribute Summary collapse
-
.lsi ⇒ Object
Returns the value of attribute lsi.
Instance Attribute Summary collapse
-
#categories ⇒ Object
Returns the value of attribute categories.
-
#content ⇒ Object
Returns the value of attribute content.
-
#data ⇒ Object
Returns the value of attribute data.
-
#date ⇒ Object
Returns the value of attribute date.
-
#ext ⇒ Object
Returns the value of attribute ext.
-
#extracted_excerpt ⇒ Object
Returns the value of attribute extracted_excerpt.
-
#name ⇒ Object
readonly
Returns the value of attribute name.
-
#output ⇒ Object
Returns the value of attribute output.
-
#published ⇒ Object
Returns the value of attribute published.
-
#site ⇒ Object
Returns the value of attribute site.
-
#slug ⇒ Object
Returns the value of attribute slug.
-
#tags ⇒ Object
Returns the value of attribute tags.
Class Method Summary collapse
-
.valid?(name) ⇒ Boolean
Post name validator.
Instance Method Summary collapse
-
#<=>(other) ⇒ Object
Compares Post objects.
- #build_index ⇒ Object
-
#containing_dir(source, dir) ⇒ Object
Get the full path to the directory containing the post files.
-
#destination(dest) ⇒ Object
Obtain destination path.
-
#dir ⇒ Object
The generated directory into which the post will be placed upon generation.
-
#excerpt ⇒ Object
The post excerpt.
-
#id ⇒ Object
The UID for this post (useful in feeds).
-
#initialize(site, source, dir, name) ⇒ Post
constructor
Initialize this Post instance.
-
#inspect ⇒ Object
Returns the shorthand String identifier of this Post.
- #next ⇒ Object
-
#path ⇒ Object
Public: the path to the post relative to the site source, from the YAML Front-Matter or from a combination of the directory it’s in, “_posts”, and the name of the post file.
-
#permalink ⇒ Object
The full path and filename of the post.
- #populate_categories ⇒ Object
- #populate_tags ⇒ Object
- #previous ⇒ Object
-
#process(name) ⇒ Object
Extract information from the post filename.
- #published? ⇒ Boolean
-
#read_yaml(base, name) ⇒ Object
Read the YAML frontmatter.
-
#related_posts(posts) ⇒ Object
Calculate related posts.
-
#render(layouts, site_payload) ⇒ Object
Add any necessary layouts to this post.
- #template ⇒ Object
-
#title ⇒ Object
Public: the Post title, from the YAML Front-Matter or from the slug.
-
#to_liquid ⇒ Object
Convert this post into a Hash for use in Liquid templates.
-
#transform ⇒ Object
Transform the contents and excerpt based on the content type.
-
#url ⇒ Object
The generated relative url of this post.
Methods included from Convertible
#converter, #do_layout, #output_ext, #render_all_layouts, #render_liquid, #to_s, #write
Constructor Details
#initialize(site, source, dir, name) ⇒ Post
Initialize this Post instance.
site - The Site. base - The String path to the dir containing the post file. name - The String filename of the post file.
Returns the new Post.
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# File 'lib/moft/post.rb', line 49 def initialize(site, source, dir, name) @site = site @dir = dir @base = self.containing_dir(source, dir) @name = name self.categories = dir.downcase.split('/').reject { |x| x.empty? } self.process(name) self.read_yaml(@base, name) if self.data.has_key?('date') self.date = Time.parse(self.data["date"].to_s) end self.published = self.published? self.populate_categories self. end |
Class Attribute Details
.lsi ⇒ Object
Returns the value of attribute lsi.
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# File 'lib/moft/post.rb', line 7 def lsi @lsi end |
Instance Attribute Details
#categories ⇒ Object
Returns the value of attribute categories.
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# File 'lib/moft/post.rb', line 38 def categories @categories end |
#content ⇒ Object
Returns the value of attribute content.
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# File 'lib/moft/post.rb', line 37 def content @content end |
#data ⇒ Object
Returns the value of attribute data.
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# File 'lib/moft/post.rb', line 37 def data @data end |
#date ⇒ Object
Returns the value of attribute date.
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# File 'lib/moft/post.rb', line 38 def date @date end |
#ext ⇒ Object
Returns the value of attribute ext.
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# File 'lib/moft/post.rb', line 37 def ext @ext end |
#extracted_excerpt ⇒ Object
Returns the value of attribute extracted_excerpt.
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# File 'lib/moft/post.rb', line 37 def extracted_excerpt @extracted_excerpt end |
#name ⇒ Object (readonly)
Returns the value of attribute name.
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# File 'lib/moft/post.rb', line 40 def name @name end |
#output ⇒ Object
Returns the value of attribute output.
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# File 'lib/moft/post.rb', line 37 def output @output end |
#published ⇒ Object
Returns the value of attribute published.
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# File 'lib/moft/post.rb', line 38 def published @published end |
#site ⇒ Object
Returns the value of attribute site.
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# File 'lib/moft/post.rb', line 36 def site @site end |
#slug ⇒ Object
Returns the value of attribute slug.
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# File 'lib/moft/post.rb', line 38 def slug @slug end |
#tags ⇒ Object
Returns the value of attribute tags.
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# File 'lib/moft/post.rb', line 38 def @tags end |
Class Method Details
.valid?(name) ⇒ Boolean
Post name validator. Post filenames must be like: 2008-11-05-my-awesome-post.textile
Returns true if valid, false if not.
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# File 'lib/moft/post.rb', line 32 def self.valid?(name) name =~ MATCHER end |
Instance Method Details
#<=>(other) ⇒ Object
Compares Post objects. First compares the Post date. If the dates are equal, it compares the Post slugs.
other - The other Post we are comparing to.
Returns -1, 0, 1
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# File 'lib/moft/post.rb', line 139 def <=>(other) cmp = self.date <=> other.date if 0 == cmp cmp = self.slug <=> other.slug end return cmp end |
#build_index ⇒ Object
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# File 'lib/moft/post.rb', line 258 def build_index # self.class.lsi ||= begin # puts "Starting the classifier..." # lsi = Classifier::LSI.new(:auto_rebuild => false) # $stdout.print(" Populating LSI... "); $stdout.flush # posts.each { |x| $stdout.print("."); $stdout.flush; lsi.add_item(x) } # $stdout.print("\n Rebuilding LSI index... ") # lsi.build_index # puts "" # lsi # end end |
#containing_dir(source, dir) ⇒ Object
Get the full path to the directory containing the post files
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# File 'lib/moft/post.rb', line 89 def containing_dir(source, dir) return File.join(source, dir, '_posts') end |
#destination(dest) ⇒ Object
Obtain destination path.
dest - The String path to the destination dir.
Returns destination file path String.
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# File 'lib/moft/post.rb', line 293 def destination(dest) # The url needs to be unescaped in order to preserve the correct filename path = File.join(dest, CGI.unescape(self.url)) path = File.join(path, "index.html") if template[/\.html$/].nil? path end |
#dir ⇒ Object
The generated directory into which the post will be placed upon generation. This is derived from the permalink or, if permalink is absent, set to the default date e.g. “/2008/11/05/” if the permalink style is :date, otherwise nothing.
Returns the String directory.
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# File 'lib/moft/post.rb', line 175 def dir File.dirname(url) end |
#excerpt ⇒ Object
The post excerpt. This is either a custom excerpt set in YAML front matter or the result of extract_excerpt.
Returns excerpt string.
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# File 'lib/moft/post.rb', line 108 def excerpt if self.data.has_key? 'excerpt' self.data['excerpt'] else self.extracted_excerpt end end |
#id ⇒ Object
The UID for this post (useful in feeds). e.g. /2008/11/05/my-awesome-post
Returns the String UID.
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# File 'lib/moft/post.rb', line 238 def id File.join(self.dir, self.slug) end |
#inspect ⇒ Object
Returns the shorthand String identifier of this Post.
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# File 'lib/moft/post.rb', line 311 def inspect "<Post: #{self.id}>" end |
#next ⇒ Object
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# File 'lib/moft/post.rb', line 315 def next pos = self.site.posts.index(self) if pos && pos < self.site.posts.length-1 self.site.posts[pos+1] else nil end end |
#path ⇒ Object
Public: the path to the post relative to the site source,
from the YAML Front-Matter or from a combination of
the directory it's in, "_posts", and the name of the
post file
Returns the path to the file relative to the site source
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# File 'lib/moft/post.rb', line 129 def path self.data['path'] || File.join(@dir, '_posts', @name).sub(/\A\//, '') end |
#permalink ⇒ Object
The full path and filename of the post. Defined in the YAML of the post body (optional).
Returns the String permalink.
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# File 'lib/moft/post.rb', line 183 def permalink self.data && self.data['permalink'] end |
#populate_categories ⇒ Object
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# File 'lib/moft/post.rb', line 77 def populate_categories if self.categories.empty? self.categories = self.data.pluralized_array('category', 'categories').map {|c| c.downcase} end self.categories.flatten! end |
#populate_tags ⇒ Object
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# File 'lib/moft/post.rb', line 84 def self. = self.data.pluralized_array("tag", "tags").flatten end |
#previous ⇒ Object
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# File 'lib/moft/post.rb', line 325 def previous pos = self.site.posts.index(self) if pos && pos > 0 self.site.posts[pos-1] else nil end end |
#process(name) ⇒ Object
Extract information from the post filename.
name - The String filename of the post file.
Returns nothing.
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# File 'lib/moft/post.rb', line 152 def process(name) m, cats, date, slug, ext = *name.match(MATCHER) self.date = Time.parse(date) self.slug = slug self.ext = ext rescue ArgumentError raise FatalException.new("Post #{name} does not have a valid date.") end |
#published? ⇒ Boolean
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# File 'lib/moft/post.rb', line 69 def published? if self.data.has_key?('published') && self.data['published'] == false false else true end end |
#read_yaml(base, name) ⇒ Object
Read the YAML frontmatter.
base - The String path to the dir containing the file. name - The String filename of the file.
Returns nothing.
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# File 'lib/moft/post.rb', line 99 def read_yaml(base, name) super(base, name) self.extracted_excerpt = self.extract_excerpt end |
#related_posts(posts) ⇒ Object
Calculate related posts.
Returns an Array of related Posts.
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# File 'lib/moft/post.rb', line 245 def (posts) return [] unless posts.size > 1 if self.site.lsi build_index = self.class.lsi.(self.content, 11) - [self] else (posts - [self])[0..9] end end |
#render(layouts, site_payload) ⇒ Object
Add any necessary layouts to this post.
layouts - A Hash of => “layout”. site_payload - The site payload hash.
Returns nothing.
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# File 'lib/moft/post.rb', line 278 def render(layouts, site_payload) # construct payload payload = { "site" => { "related_posts" => (site_payload["site"]["posts"]) }, "page" => self.to_liquid }.deep_merge(site_payload) do_layout(payload, layouts) end |
#template ⇒ Object
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# File 'lib/moft/post.rb', line 187 def template case self.site.permalink_style when :pretty "/:categories/:year/:month/:day/:title/" when :none "/:categories/:title.html" when :date "/:categories/:year/:month/:day/:title.html" when :ordinal "/:categories/:year/:y_day/:title.html" else self.site.permalink_style.to_s end end |
#title ⇒ Object
Public: the Post title, from the YAML Front-Matter or from the slug
Returns the post title
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# File 'lib/moft/post.rb', line 119 def title self.data["title"] || self.slug.split('-').select {|w| w.capitalize! || w }.join(' ') end |
#to_liquid ⇒ Object
Convert this post into a Hash for use in Liquid templates.
Returns the representative Hash.
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# File 'lib/moft/post.rb', line 303 def to_liquid further_data = Hash[ATTRIBUTES_FOR_LIQUID.map { |attribute| [attribute, send(attribute)] }] data.deep_merge(further_data) end |
#transform ⇒ Object
Transform the contents and excerpt based on the content type.
Returns nothing.
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# File 'lib/moft/post.rb', line 164 def transform super self.extracted_excerpt = converter.convert(self.extracted_excerpt) end |
#url ⇒ Object
The generated relative url of this post. e.g. /2008/11/05/my-awesome-post.html
Returns the String URL.
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# File 'lib/moft/post.rb', line 206 def url return @url if @url url = if permalink permalink else { "year" => date.strftime("%Y"), "month" => date.strftime("%m"), "day" => date.strftime("%d"), "title" => CGI.escape(slug), "i_day" => date.strftime("%d").to_i.to_s, "i_month" => date.strftime("%m").to_i.to_s, "categories" => categories.map { |c| URI.escape(c.to_s) }.join('/'), "short_month" => date.strftime("%b"), "y_day" => date.strftime("%j"), "output_ext" => self.output_ext }.inject(template) { |result, token| result.gsub(/:#{Regexp.escape token.first}/, token.last) }.gsub(/\/\//, "/") end # sanitize url @url = url.split('/').reject{ |part| part =~ /^\.+$/ }.join('/') @url += "/" if url =~ /\/$/ @url end |