Class: RuneBlog

Inherits:
Object
  • Object
show all
Extended by:
Helpers
Includes:
Helpers
Defined in:
lib/global.rb,
lib/version.rb,
lib/runeblog.rb

Overview

skeleton

Defined Under Namespace

Modules: Helpers, REPL Classes: Default, Post, Publishing, View

Constant Summary collapse

VERSION = 
"0.1.11"
Path = 
File.expand_path(File.join(File.dirname(__FILE__)))
DotDir = 
".blog"
ConfigFile = 
"#{DotDir}/config"

Class Attribute Summary collapse

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Helpers

create_dir, dump, error, find_src_slugs, get_views, interpolate, new_dotfile, new_sequence, read_config, subdirs, write_config

Constructor Details

#initialize ⇒ RuneBlog

assumes existing blog



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# File 'lib/runeblog.rb', line 58

def initialize   # assumes existing blog
  # Crude - FIXME later - 
  # What views are there? Publishing, etc.
  self.class.blog = self   # Weird. Like a singleton - dumbass circular dependency?
  @root, @view_name, @editor = 
    read_config(ConfigFile, :root, :current_view, :editor)
  @views = get_views
  @view = str2view(@view_name)
  @sequence = get_sequence
end

Class Attribute Details

.blog ⇒ Object

Returns the value of attribute blog.



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

def blog
  @blog
end

Instance Attribute Details

#editor ⇒ Object (readonly)

Returns the value of attribute editor.



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# File 'lib/runeblog.rb', line 34

def editor
  @editor
end

#root ⇒ Object (readonly)

Returns the value of attribute root.



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# File 'lib/runeblog.rb', line 34

def root
  @root
end

#sequence ⇒ Object (readonly)

Returns the value of attribute sequence.



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# File 'lib/runeblog.rb', line 34

def sequence
  @sequence
end

#view(name = nil) ⇒ Object

overridden

Raises:

  • (ArgumentError) 


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# File 'lib/runeblog.rb', line 35

def view
  @view
end

#views ⇒ Object (readonly)

Returns the value of attribute views.



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# File 'lib/runeblog.rb', line 34

def views
  @views
end

Class Method Details

.create_new_blog(dir = ".blog") ⇒ Object 



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

def self.create_new_blog(dir = ".blog")
  raise ArgumentError unless dir.is_a?(String) && ! dir.empty?
  root_dir = Dir.pwd + "/" + dir
  raise BlogAlreadyExists if Dir.exist?(root_dir)
  new_dotfile(root: root_dir, current_view: "test_view")
  create_dir(dir)
  Dir.chdir(dir) do
    create_dir("views")
    create_dir("assets")
    create_dir("src")
    new_sequence
  end
  blog = self.new
  blog.create_view("test_view")
rescue => err
  puts "Can't create blog: '#{dir}' - #{err}"  # CHANGE_FOR_CURSES?
  puts err.backtrace.join("\n")  # CHANGE_FOR_CURSES?
end

.exist? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/runeblog.rb', line 115

def self.exist?
  Dir.exist?(DotDir) && File.exist?(ConfigFile)
end

Instance Method Details

#build_post_view(view) ⇒ Object 



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# File 'lib/runeblog.rb', line 224

def build_post_view(view)
  # Create dir using slug (index.html, metadata?)
  vdir = self.viewdir(view) # FIXME
  dir = vdir + @meta.slug + "/"
  create_dir(dir + "assets") 
  Dir.chdir(dir) do
    dump(@meta.teaser, "teaser.txt")
    dump(@meta.body, "body.txt")
    # FIXME make get_post_template method
    template = File.read("#{vdir}/custom/post_template.html")
    post = interpolate(template)
    dump(post, "index.html")
  end
  generate_index(view)
rescue => err
  error(err)
end

#change_view(view) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/runeblog.rb', line 200

def change_view(view)
  raise ArgumentError unless view.is_a?(String) || view.is_a?(RuneBlog::View)
  x = OpenStruct.new
  x.root, x.current_view, x.editor = @root, view.to_s, @editor   # dumb - FIXME later
  write_config(x, ConfigFile)
  self.view = view   # error checking?
end

#create_new_post(meta, testing = false) ⇒ Object

def create_new_post(title, testing = false, teaser = nil, body = nil)



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# File 'lib/runeblog.rb', line 168

def create_new_post(meta, testing = false)
  meta.teaser ||= "Teaser goes here."
  meta.body ||= "Remainder of post goes here."
  post = RuneBlog::Post.new(meta, @view.to_s)
  post.edit unless testing
  post.build
  post.num
rescue => err
  puts err # error(err)  # CHANGE_FOR_CURSES?
  puts err.backtrace.join("\n")  # CHANGE_FOR_CURSES?
end

#create_view(arg) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/runeblog.rb', line 119

def create_view(arg)
  raise ArgumentError unless arg.is_a?(String) && ! arg.empty?
  names = self.views.map(&:to_s)
  raise ViewAlreadyExists(arg) if names.include?(arg)

  dir = "#@root/views/#{arg}/"
  raise DirAlreadyExists(dir) if Dir.exist?(dir)
  create_dir(dir)
  up = Dir.pwd
  Dir.chdir(dir)
  x = RuneBlog::Default
  create_dir('custom')
  create_dir('assets')
  # FIXME dump method??
  pub = "user: xxx\nserver: xxx\ndocroot: xxx\npath: xxx\nproto: xxx\n"
  dump(pub, "publish")  # FIXME publish
  dump(x::BlogHeader, "custom/blog_header.html")
  dump(x::BlogTrailer, "custom/blog_trailer.html")
  dump(x::PostTemplate, "custom/post_template.html")
  dump("Initial creation", "last_published")
  Dir.chdir(up)
  @views << RuneBlog::View.new(arg)
end

#delete_draft(num) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/runeblog.rb', line 341

def delete_draft(num)
  raise ArgumentError unless num.is_a?(Integer)
  tag = prefix(num)
  system("rm -rf #@root/src/#{tag}-*")
end

#delete_view(name, force = false) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/runeblog.rb', line 143

def delete_view(name, force = false)
  raise ArgumentError unless name.is_a?(String) && ! name.empty?
  if force
    system("rm -rf #@root/views/#{name}") 
    @views -= [str2view(name)]
  end
end

#drafts ⇒ Object 



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# File 'lib/runeblog.rb', line 195

def drafts
  dir = "#@root/src"
  drafts = Dir.entries(dir).grep(/^\d{4}.*/)
end

#edit_initial_post(file, testing = false) ⇒ Object 



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# File 'lib/runeblog.rb', line 180

def edit_initial_post(file, testing = false)
  sourcefile = "#@root/src/#{file}"
  result = system("#@editor #{sourcefile} +8") unless testing
  raise EditorProblem(sourcefile) unless result
  nil
rescue => err
  error(err)
end

#files_by_id(id) ⇒ Object

FIXME get rid of this later

Raises:

  • (ArgumentError) 


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# File 'lib/runeblog.rb', line 159

def files_by_id(id)   # FIXME get rid of this later
  raise ArgumentError unless id.is_a?(Integer)
  files = Find.find(self.view.dir).to_a
  tag = prefix(id)
  result = files.grep(/#{tag}-/)
  result
end

#generate_index(view) ⇒ Object 



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# File 'lib/runeblog.rb', line 242

def generate_index(view)
  raise ArgumentError unless view.is_a?(String) || view.is_a?(RuneBlog::View)
  # Gather all posts, create list
  vdir = "#@root/views/#{view}"
  posts = Dir.entries(vdir).grep /^\d{4}/
  posts = posts.sort.reverse

  # Add view header/trailer
  head = tail = nil
  Dir.chdir(vdir) do 
    head = File.read("custom/blog_header.html")
    tail = File.read("custom/blog_trailer.html")
  end
  @bloghead = interpolate(head)
  @blogtail = interpolate(tail)

  # Output view
  posts.map! do |post|
    meta = nil
    pdir = vdir + "/" + post
    Dir.chdir(pdir) do
      meta = read_config("metadata.txt")
      meta.teaser = File.read("teaser.txt")
      meta.body = File.read("body.txt")
    end
    meta  # block return
  end
  File.open("#{vdir}/index.html", "w") do |f|
    f.puts @bloghead
    posts.each {|post| f.puts index_entry(view, post) }
    f.puts @blogtail
  end
rescue => err
  error(err)
  exit
end

#get_sequence ⇒ Object 



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# File 'lib/runeblog.rb', line 99

def get_sequence
  File.read(root + "/sequence").to_i
end

#index_entry(view, meta) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/runeblog.rb', line 283

def index_entry(view, meta)
  raise ArgumentError unless view.is_a?(String) || view.is_a?(RuneBlog::View)
  meta.slug ||= make_slug(meta.title)
  # FIXME clean up and generalize
  ref = "#{view}/#{meta.slug}/index.html"
  <<-HTML
    <br>
    <font size=+1>#{meta.pubdate}&nbsp;&nbsp;</font>
    <font size=+2 color=blue><a href=../#{ref} style="text-decoration: none">#{meta.title}</font></a>
    <br>
    #{meta.teaser}  
    <a href=../#{ref} style="text-decoration: none">Read more...</a>
    <br><br>
    <hr>
  HTML
end

#make_slug(title, postnum = nil) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/runeblog.rb', line 353

def make_slug(title, postnum = nil)
  debug "title = #{title.inspect} (#{title.class})"
  raise ArgumentError unless title.is_a?(String)
  postnum ||= self.next_sequence
  num = '%04d' % postnum   # FIXME can do better
  slug = title.downcase.strip.gsub(' ', '-').gsub(/[^\w-]/, '')
  [postnum, "#{num}-#{slug}"]
end

#next_sequence ⇒ Object 



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# File 'lib/runeblog.rb', line 103

def next_sequence
  dump(@sequence += 1, "#@root/sequence")
  @sequence
end

#post_exists?(num) ⇒ Boolean

Returns:

  • (Boolean)

Raises:

  • (ArgumentError) 


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# File 'lib/runeblog.rb', line 347

def post_exists?(num)
  raise ArgumentError unless num.is_a?(Integer)
  list = files_by_id(num)  # FIXME search under view dirs
  list.empty? ? nil : list
end

#posts ⇒ Object 



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# File 'lib/runeblog.rb', line 189

def posts
  dir = self.view.dir
  posts = Dir.entries(dir).grep(/^\d{4}/)
  posts
end

#process_post(file) ⇒ Object 



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# File 'lib/runeblog.rb', line 208

def process_post(file)
  raise ArgumentError unless file.is_a?(String)
  path = @root + "/src/#{file}"
  raise FileNotFound(path) unless File.exist?(path)
  livetext = Livetext.new(STDOUT) # (nil)
  @meta = livetext.process_file(path, binding)
  raise LivetextError(path) if @meta.nil?

  num, slug = self.make_slug(@meta.title, self.sequence)
  slug = file.sub(/.lt3$/, "")
  @meta.slug = slug
  @meta
rescue => err
  error(err)
end

#rebuild_post(file) ⇒ Object 



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# File 'lib/runeblog.rb', line 300

def rebuild_post(file)
  debug "Called rebuild_post(#{file.inspect})"
  raise ArgumentError unless file.is_a?(String)
  @meta = process_post(file)
  @meta.views.each do |view| 
    build_post_view(view)
  end
rescue => err
  error(err)
end

#relink ⇒ Object 



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# File 'lib/runeblog.rb', line 279

def relink
  self.views.each {|view| generate_index(view) }
end

#remove_post(num) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/runeblog.rb', line 311

def remove_post(num)
  raise ArgumentError unless num.is_a?(Integer)
  tag = prefix(num)
  files = Find.find(self.view.dir).to_a
  list = files.select {|x| File.directory?(x) and x =~ /#{tag}/ }
  return nil if list.empty?
  dest = list.map {|f| f.sub(/(?<num>\d{4}-)/, "_\\k<num>") }
  list.each.with_index do |src, i| 
    cmd = "mv #{src} #{dest[i]} 2>/dev/null"
    system(cmd)
  end
  # FIXME - update index/etc
  true
end

#str2view(str) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/runeblog.rb', line 79

def str2view(str)
  raise ArgumentError unless str.is_a?(String) && ! str.empty?
  @views.find {|x| x.name == str }
end

#undelete_post(num) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/runeblog.rb', line 326

def undelete_post(num)
  raise ArgumentError unless num.is_a?(Integer)
  files = Find.find("#@root/views/").to_a
  tag = prefix(num)
  list = files.select {|x| File.directory?(x) and x =~ /_#{tag}/ }
  return nil if list.empty?
  dest = list.map {|f| f.sub(/_(?<num>\d{4}-)/, "\\k<num>") }
  list.each.with_index do |src, i| 
    cmd = "mv #{src} #{dest[i]} 2>/dev/null"
    system(cmd)
  end
  # FIXME - update index/etc
  true
end

#view?(name) ⇒ Boolean

Returns:

  • (Boolean)

Raises:

  • (ArgumentError) 


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# File 'lib/runeblog.rb', line 69

def view?(name)
  raise ArgumentError unless name.is_a?(String) && ! name.empty?
  views.any? {|x| x.name == name }
end

#view_files ⇒ Object 



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# File 'lib/runeblog.rb', line 151

def view_files
  vdir = @blog.viewdir
  files = ["#{vdir}/index.html"]
  files += posts.map {|x| "#{vdir}/#{x}" }
  # Huh? 
  files.reject! {|f| File.mtime(f) < File.mtime("#{vdir}/last_published") }
end

#viewdir(v = nil) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/runeblog.rb', line 108

def viewdir(v = nil)
  v = str2view(v) if v.is_a?(String)
  raise ArgumentError unless v.nil? || v.is_a?(RuneBlog::View)
  v ||= @view
  @root + "/views/#{v}/"
end