Class: SC::Builder::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/sproutcore/builders/base.rb

Overview

The base class extended by most builder classes. This contains some default functionality for handling loading and writing files. Usually you will want to consult the specific classes instead for more info.

Direct Known Subclasses

Combine, Html, JavaScript, Minify, Sass, Strings, Stylesheet, TestIndex

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(entry = nil) ⇒ Base

Returns a new instance of Base.



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# File 'lib/sproutcore/builders/base.rb', line 25

def initialize(entry=nil)
  @entry =entry
end

Instance Attribute Details

#entry ⇒ Object

entry the current builder is working on



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# File 'lib/sproutcore/builders/base.rb', line 23

def entry
  @entry
end

Class Method Details

.build(entry, dst_path) ⇒ Object

main entry called by build tasls



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# File 'lib/sproutcore/builders/base.rb', line 34

def self.build(entry, dst_path)
  new(entry).build(dst_path)
end

Instance Method Details

#build(dst_path) ⇒ Object

override this method in subclasses to actually do build



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# File 'lib/sproutcore/builders/base.rb', line 30

def build(dst_path)
end

#joinlines(lines) ⇒ Object

joins the array of lines. this is where you can also do any final post-processing on the build



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# File 'lib/sproutcore/builders/base.rb', line 50

def joinlines(lines)
  lines * ""
end

#readlines(src_path) ⇒ Object

Reads the lines from the source file. If the source file does not exist, returns empty array.



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# File 'lib/sproutcore/builders/base.rb', line 40

def readlines(src_path)
  if File.exist?(src_path) && !File.directory?(src_path) 
    File.readlines(src_path)
  else
    []
  end
end

#replace_static_url(line) ⇒ Object

Handles occurances of sc_static() or static_url()



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# File 'lib/sproutcore/builders/base.rb', line 63

def replace_static_url(line)
  line.gsub(/(sc_static|static_url|sc_target)\(\s*['"](.+)['"]\s*\)/) do | rsrc |
    entry_name = $2
    entry_name = "#{$2}:index.html" if $1 == 'sc_target'
    static_entry = entry.manifest.find_entry($2)
    
    if static_entry.nil?
      url = ''
    elsif $1 == 'sc_target'
      url = static_entry.friendly_url || static_entry.cacheable_url
    else
      url = static_entry.cacheable_url 
    end
      
    static_url(url)
  end
end

#static_url(url = '') ⇒ Object

Generates the proper output for a given static url and a given target this is often overridden by subclasses. the default just wraps in quotes.



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# File 'lib/sproutcore/builders/base.rb', line 84

def static_url(url='')
  ["'", url.gsub('"','\"'),"'"].join('')
end

#writelines(dst_path, lines) ⇒ Object

writes the passed lines to the named file



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# File 'lib/sproutcore/builders/base.rb', line 55

def writelines(dst_path, lines)
  FileUtils.mkdir_p(File.dirname(dst_path))
  f = File.open(dst_path, 'w')
  f.write joinlines(lines)
  f.close
end