Module: RuneBlog::REPL

Defined in:
lib/helpers-repl.rb,
lib/repl.rb

Constant Summary collapse

Patterns = 
{"help"              => :cmd_help, 
  "h"                 => :cmd_help,
  "version"           => :cmd_version,
  "v"                 => :cmd_version,
  "list views"        => :cmd_list_views, 
  "lsv"               => :cmd_list_views, 

  "new view $name"    => :cmd_new_view,

#    "customize"         => :cmd_customize,
  "tags"              => :cmd_tags,
  "import"            => :cmd_import,

  "new post"          => :cmd_new_post,
  "p"                 => :cmd_new_post,
  "post"              => :cmd_new_post,

  "change view $name" => :cmd_change_view,
  "cv $name"          => :cmd_change_view,
  "cv"                => :cmd_change_view,  # 0-arity must come second

  "config"            => :cmd_config,

  "list posts"        => :cmd_list_posts,
  "lsp"               => :cmd_list_posts,

  "list drafts"       => :cmd_list_drafts,
  "lsd"               => :cmd_list_drafts,

  "list assets"       => :cmd_list_assets,
  "lsa"               => :cmd_list_assets,

  "rm $postid"        => :cmd_remove_post,
  "undel $postid"     => :cmd_undelete_post,

  "kill >postid"      => :cmd_kill, 

  "edit $postid"      => :cmd_edit_post,
  "ed $postid"        => :cmd_edit_post,
  "e $postid"         => :cmd_edit_post,

  "preview"           => :cmd_preview,

  "browse"            => :cmd_browse,

  "relink"            => :cmd_relink,

  "rebuild"           => :cmd_rebuild,

  "publish"           => :cmd_publish,

  "ssh"               => :cmd_ssh,

  "q"                 => :cmd_quit,
  "quit"              => :cmd_quit
}
Abbr = 
{
"h"                 => :cmd_help,
"v"                 => :cmd_version,
"lsv"               => :cmd_list_views, 
"p"                 => :cmd_new_post,
"cv $name"          => :cmd_change_view,
"cv"                => :cmd_change_view,  # 0-arity must come second
"lsp"               => :cmd_list_posts,
"lsd"               => :cmd_list_drafts,
"list assets"       => :cmd_list_assets,
"lsa"               => :cmd_list_assets,
"rm $postid"        => :cmd_remove_post,
"ed $postid"        => :cmd_edit_post,
"e $postid"         => :cmd_edit_post,
"q"                 => :cmd_quit
}
Regexes = 
{}

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.choose_method(cmd) ⇒ Object 



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# File 'lib/helpers-repl.rb', line 98

def self.choose_method(cmd)
  cmd = cmd.strip
  found = nil
  params = nil
  Regexes.each_pair do |rx, meth|
    m = cmd.match(rx)
    result = m ? m.to_a : nil
    next unless result
    found = meth
    params = m[1]
  end
  meth = found || :cmd_INVALID
  params = cmd if meth == :cmd_INVALID
  [meth, params]
end

Instance Method Details

#all_tags ⇒ Object 



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# File 'lib/helpers-repl.rb', line 222

def all_tags
  all = []
  @blog.views.each {|view| all.append(*tags_for_view(view)) }
  all.sort + ["NEW TAG"]
end

#ask(prompt, meth = :to_s) ⇒ Object 



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# File 'lib/helpers-repl.rb', line 120

def ask(prompt, meth = :to_s)
  print prompt
  str = gets
  str.chomp!
  str.send(meth)
end

#check_empty(arg) ⇒ Object 



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# File 'lib/helpers-repl.rb', line 164

def check_empty(arg)
  raise InternalError(caller[0], arg.inspect)  unless arg.nil?
end

#check_file_exists(file) ⇒ Object 



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# File 'lib/helpers-repl.rb', line 174

def check_file_exists(file)
  raise FileNotFound(file) unless File.exist?(file)
end

#cmd_browse(arg, testing = false) ⇒ Object 



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

def cmd_browse(arg, testing = false)
  reset_output
  check_empty(arg)
  url = @blog.view.publisher.url
  if url.nil?   
    output! "Publish first."
    puts "\n  Publish first."
    return @out
  end
  result = system!("open '#{url}'")
  raise CantOpen(url) unless result
  return @out
end

#cmd_change_view(arg, testing = false) ⇒ Object 



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# File 'lib/repl.rb', line 154

def cmd_change_view(arg, testing = false)
  reset_output
  # Simplify this
  if arg.nil?
    viewnames = @blog.views.map {|x| x.name }
    n = viewnames.find_index(@blog.view.name)
    name = @blog.view.name
    k, name = STDSCR.menu(title: "Views", items: viewnames, curr: n) unless testing
    @blog.view = name
    output name + "\n"
    puts "\n  ", fx(name, :bold), "\n" unless testing
    return @out
  else
    if @blog.view?(arg)
      @blog.view = arg  # reads config
      output "View: " + @blog.view.name.to_s
      puts "\n  ", fx(arg, :bold), "\n" unless testing
    end
  end
  return @out
end

#cmd_clear(arg, testing = false) ⇒ Object 



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# File 'lib/repl.rb', line 25

def cmd_clear(arg, testing = false)
  check_empty(arg)
  STDSCR.cwin.clear
  STDSCR.cwin.refresh
end

#cmd_config(arg, testing = false) ⇒ Object 



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

def cmd_config(arg, testing = false)
  check_empty(arg)
  dir = @blog.view.dir
  items = ["themes/standard/blogview.lt3", "themes/standard/post-index.lt3"] 
  num, fname = STDSCR.menu(title: "Edit file:", items: items)
  edit_file("#{dir}/#{fname}")
end

#cmd_customize(arg, testing = false) ⇒ Object

Currently not used



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# File 'lib/repl.rb', line 48

def cmd_customize(arg, testing = false)
  # add extra views? add tags?
  puts "\n  This is still buggy.\n "
  return

  avail_tags = all_tags
  tags = STDSCR.multimenu(items: avail_tags)
  @blog.post_tags = tags
end

#cmd_edit_post(arg, testing = false) ⇒ Object

– FIXME affects linking, building, publishing…



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# File 'lib/repl.rb', line 221

def cmd_edit_post(arg, testing = false)
  reset_output
  id = get_integer(arg)
  # Simplify this
  tag = "#{'%04d' % id}"
  files = Find.find(@blog.root+"/drafts").to_a
  files = files.grep(/#{tag}-.*lt3/)
  files = files.map {|f| File.basename(f) }
  if files.size > 1
    msg = "Multiple files: #{files}"
    output msg
    puts msg unless testing
    return [false, msg]
  end
  if files.empty?
    msg = "\n  Can't edit post #{id}"
    output msg
    puts msg unless testing
    return [false, msg]
  end

  file = files.first
  draft = "#{@blog.root}/drafts/#{file}"
  result = edit_file(draft)
  @blog.generate_post(draft)
end

#cmd_help(arg, testing = false) ⇒ Object 



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# File 'lib/repl.rb', line 340

def cmd_help(arg, testing = false)
  reset_output 
  check_empty(arg)
  msg = <<-EOS

     Commands:

     h, help           This message
     q, quit           Exit the program
     v, version        Print version information

     change view VIEW  Change current view
     cv VIEW           Change current view

     new view          Create a new view

     list views        List all views available
     lsv               Same as: list views

     config            Edit the publish file or the templates
     customize         (BUGGY) Change set of tags, extra views

     p, post           Create a new post
     new post          Same as post (create a post)

     import ASSETS     Import assets (images, etc.)

     lsp, list posts   List posts in current view

     lsd, list drafts  List all posts regardless of view

     rm ID             Remove a post
     kill ID ID ID...  Remove multiple posts
     undelete ID       Undelete a post
     edit ID           Edit a post

     preview           Look at current (local) view in browser
     browse            Look at current (published) view in browser
     relink            Regenerate index for all views
     rebuild           Regenerate all posts and relink
     publish           Publish (current view)
     ssh               Login to remote server
  EOS
  output msg
  msg.each_line do |line|
    next if testing
    line.chomp!
    s1, s2 = line[0..22], line[23..-1]
    print fx(s1, :bold)
    puts s2
  end
  puts unless testing
  @out
end

#cmd_import(arg, testing = false) ⇒ Object 



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# File 'lib/repl.rb', line 63

def cmd_import(arg, testing = false)
  check_empty(arg)
  files = ask("\n  File(s) = ")
  system!("cp #{files} #{@blog.root}/views/#{@blog.view.name}/assets/")
end

#cmd_INVALID(arg, testing = false) ⇒ Object 



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# File 'lib/repl.rb', line 332

def cmd_INVALID(arg, testing = false)
  reset_output "\n  Command '#{arg}' was not understood."
  print fx("\n  Command ", :bold)
  print fx(arg, Red, :bold)
  puts fx(" was not understood.\n ", :bold)
  @out
end

#cmd_kill(arg, testing = false) ⇒ Object 



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# File 'lib/repl.rb', line 197

def cmd_kill(arg, testing = false)
  reset_output
  args = arg.split
  args.each do |x| 
    # FIXME
    ret = cmd_remove_post(x.to_i, false)
    puts ret
    output ret
  end
  @out
end

#cmd_list_assets(arg, testing = false) ⇒ Object 



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# File 'lib/repl.rb', line 306

def cmd_list_assets(arg, testing = false)
  reset_output
  check_empty(arg)
  dir = @blog.view.dir + "/assets"
  assets = Dir[dir + "/*"]
  if assets.empty?
    output! "No assets"
    puts "  No assets" unless testing
    return @out
  else
    puts unless testing
    assets.each do |name| 
      asset = File.basename(name)
      outstr asset
      puts "  ", fx(asset, Blue) unless testing
    end
  end
  puts unless testing
  @out
end

#cmd_list_drafts(arg, testing = false) ⇒ Object 



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# File 'lib/repl.rb', line 285

def cmd_list_drafts(arg, testing = false)
  reset_output
  check_empty(arg)
  drafts = @blog.drafts  # current view
  if drafts.empty?
    output! "No drafts"
    puts "\n  No drafts\n " unless testing
    return @out
  else
    puts unless testing
    drafts.each do |draft| 
      outstr "  #{colored_slug(draft.sub(/.lt3$/, ""))}\n" 
      base = draft.sub(/.lt3$/, "")
      num, rest = base[0..3], base[4..-1]
      puts "  ", fx(num, Red), fx(rest, Blue) unless testing
    end
  end
  puts unless testing
  @out
end

#cmd_list_posts(arg, testing = false) ⇒ Object 



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# File 'lib/repl.rb', line 262

def cmd_list_posts(arg, testing = false)
  reset_output
  check_empty(arg)
  posts = @blog.posts  # current view
  str = @blog.view.name + ":\n"
  output str
  puts unless testing
  puts "  ", fx(str, :bold) unless testing
  if posts.empty?
    output! "No posts"
    puts "  No posts" unless testing
  else
    posts.each do |post| 
      outstr "  #{colored_slug(post)}\n" 
      base = post.sub(/.lt3$/, "")
      num, rest = base[0..3], base[4..-1]
      puts "  ", fx(num, Red), fx(rest, Blue) unless testing
    end
  end
  puts unless testing
  @out
end

#cmd_list_views(arg, testing = false) ⇒ Object 



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# File 'lib/repl.rb', line 248

def cmd_list_views(arg, testing = false)
  reset_output("\n")
  check_empty(arg)
  puts unless testing
  @blog.views.each do |v| 
    v = v.to_s
    v = fx(v, :bold) if v == @blog.view.name
    output v + "\n"
    puts "  ", v unless testing
  end
  puts unless testing
  @out
end

#cmd_new_post(arg, testing = false) ⇒ Object 



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# File 'lib/repl.rb', line 185

def cmd_new_post(arg, testing = false)
  reset_output
  check_empty(arg)
  title = ask("\nTitle: ")
  @blog.create_new_post(title)
#   STDSCR.clear
  @out
rescue => err
  puts err
  puts err.backtrace.join("\n")
end

#cmd_new_view(arg, testing = false) ⇒ Object 



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# File 'lib/repl.rb', line 176

def cmd_new_view(arg, testing = false)
  reset_output
  @blog.create_view(arg)
  @blog.change_view(arg)
  @out
rescue ViewAlreadyExists
  puts 'Blog already exists'
end

#cmd_preview(arg, testing = false) ⇒ Object 



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# File 'lib/repl.rb', line 83

def cmd_preview(arg, testing = false)
  reset_output
  check_empty(arg)
  local = @blog.view.local_index
  result = system!("open #{local}")
  raise CantOpen(local) unless result
  @out
end

#cmd_publish(arg, testing = false) ⇒ Object 



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# File 'lib/repl.rb', line 92

def cmd_publish(arg, testing = false)
# Future Hal says please refactor this
  puts unless testing
  reset_output
  check_empty(arg)
  unless @blog.view.can_publish?
    msg = "Can't publish... see globals.lt3"
    puts msg unless testing
    output! msg
    return @out
  end

  # Need to check dirty/clean status first
  dirty, all, assets = @blog.view.publishable_files
  files = dirty
  if dirty.empty?
    puts fx("\n  No files are out of date." + " "*20, :bold)
    print "  Publish anyway? "
    yn = RubyText.gets.chomp
    files = all if yn == "y"
  end
  return @out if files.empty?

  ret = RubyText.(label: " Publishing... ") do
    @blog.view.publisher.publish(files, assets)  # FIXME weird?
  end
  return @out unless ret

  vdir = @blog.view.dir
  dump("fix this later", "#{vdir}/last_published")
  if ! testing || ! ret
    puts "  ...finished.\n " 
    output! "...finished.\n"
  end
  return @out
end

#cmd_quit(arg, testing = false) ⇒ Object 



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# File 'lib/repl.rb', line 18

def cmd_quit(arg, testing = false)
  check_empty(arg)
  RubyText.stop
  system!("tput clear")
  exit
end

#cmd_rebuild(arg, testing = false) ⇒ Object 



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# File 'lib/repl.rb', line 129

def cmd_rebuild(arg, testing = false)
  debug "Starting cmd_rebuild..."
  reset_output
  check_empty(arg)
  puts unless testing
  files = @blog.find_draft_slugs
  if files.empty? 
    msg = "No files changed"
    output! msg
    puts "\n  #{msg}\n " unless testing
    return @out
  end
  files.each {|file| @blog.rebuild_post(file) }
  @blog.dirty_views.each {|view| generate_index(view) }  # All views for now?
  File.write("#{@blog.root}/drafts/last_rebuild", Time.now)
  @out
end

#cmd_relink(arg, testing = false) ⇒ Object 



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# File 'lib/repl.rb', line 147

def cmd_relink(arg, testing = false)
  reset_output
  check_empty(arg)
  @blog.relink
  @out
end

#cmd_remove_post(arg, testing = false) ⇒ Object

– FIXME affects linking, building, publishing…



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# File 'lib/repl.rb', line 211

def cmd_remove_post(arg, testing = false)
  reset_output
  id = get_integer(arg)
  result = @blog.remove_post(id)
  output! "Post #{id} not found" if result.nil?
  @out
end

#cmd_ssh(arg, testing = false) ⇒ Object 



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# File 'lib/repl.rb', line 327

def cmd_ssh(arg, testing = false)
  pub = @blog.view.publisher
  system!("ssh #{pub.user}@#{pub.server}")
end

#cmd_tags(arg, testing = false) ⇒ Object 



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

def cmd_tags(arg, testing = false)
  Dir.chdir(@blog.root + "/views/" + @blog.view.name)
  edit_file("tagpool")
end

#cmd_version(arg, testing = false) ⇒ Object 



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# File 'lib/repl.rb', line 31

def cmd_version(arg, testing = false)
  reset_output
  check_empty(arg)
  output RuneBlog::VERSION
  puts fx("\n  RuneBlog", :bold), fx(" v #{RuneBlog::VERSION}\n", Red) unless testing
  @out
end

#colored_slug(slug) ⇒ Object 



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# File 'lib/helpers-repl.rb', line 187

def colored_slug(slug)
  slug[0..3] + slug[4..-1]
end

#edit_file(file) ⇒ Object 



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# File 'lib/repl.rb', line 11

def edit_file(file)
  result = system!("#{@blog.editor} #{file}")
  raise EditorProblem(file) unless result
  sleep 0.1
  STDSCR.clear
end

#error(err) ⇒ Object

Hmm, this is duplicated



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# File 'lib/helpers-repl.rb', line 114

def error(err)  # Hmm, this is duplicated
  str = "\n  Error: #{err}"
  puts str
  puts err.backtrace.join("\n")
end

#error_cant_delete(files) ⇒ Object 



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# File 'lib/helpers-repl.rb', line 178

def error_cant_delete(files)
  case files
    when String
      raise CantDelete(files)
    when Array
      raise CantDelete(files.join("\n"))
  end
end

#flush_output(initial = "") ⇒ Object 



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# File 'lib/helpers-repl.rb', line 137

def flush_output(initial = "")
  CantOpen
  @out ||= ""
  puts @out
  reset_output
end

#get_integer(arg) ⇒ Object 



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# File 'lib/helpers-repl.rb', line 168

def get_integer(arg)
  Integer(arg) 
rescue 
  raise ArgumentError, "'#{arg}' is not an integer"
end

#import(arg = nil) ⇒ Object 



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# File 'lib/helpers-repl.rb', line 191

def import(arg = nil)
  raise "Not implemented at present..."
  arg = nil if arg == ""
  arg ||= ask("Filename: ")  # check validity later
  name = arg
  grep = `grep ^.title #{name}`
  @title = grep.sub(/^.title /, "")
  @slug = @blog.make_slug(@title) # import (not impl)
  @fname = @slug + ".lt3"
  result = system!("cp #{name} #@root/drafts/#@fname")
  raise CantCopy(name, "#@root/drafts/#@fname") unless result

  edit_initial_post(@fname)
  process_post(@fname)
  link_post_all_views(@meta)
rescue => err
  error(err)
end

#output(str) ⇒ Object

n and indent



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# File 'lib/helpers-repl.rb', line 144

def output(str)  # \n and indent
  @out ||= ""
  @out << "  " + str.to_s
end

#output!(str) ⇒ Object

n and indent



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# File 'lib/helpers-repl.rb', line 154

def output!(str)  # \n and indent
  @out ||= ""
  @out << "  " + str
end

#output_newline(n = 1) ⇒ Object 



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# File 'lib/helpers-repl.rb', line 159

def output_newline(n = 1)
  @out ||= ""
  n.times { @out << "\n" }
end

#outstr(str) ⇒ Object

indent



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# File 'lib/helpers-repl.rb', line 149

def outstr(str)  # indent
  @out ||= ""
  @out << str
end

#reset_output(initial = "") ⇒ Object 



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# File 'lib/helpers-repl.rb', line 132

def reset_output(initial = "")
  @out ||= ""
  @out.replace initial
end

#tags_for_view(vname = @blog.view) ⇒ Object 



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# File 'lib/helpers-repl.rb', line 210

def tags_for_view(vname = @blog.view)
  Dir.chdir(vname) do
    fname = "tagpool"
    if File.exist?(fname)
      tags = File.readlines(fname).map(&:chomp)
    else
      tags = []
    end
  end
  tags.sort
end

#yesno(prompt, meth = :to_s) ⇒ Object 



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# File 'lib/helpers-repl.rb', line 127

def yesno(prompt, meth = :to_s)
  print prompt
  gets.chomp.upcase[0] == "Y"
end