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Extract image or pdf on windows platform bugfix by eastxing · Pull Request #90 · documentcloud/docsplit · GitHub
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Extract image or pdf on windows platform bugfix #90

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Extract image or pdf on windows platform bugfix #90

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e90840d
Extract images on windows platform bugfix
eastxing Aug 14, 2013
91f7ddf
Extract pdf on windows platform bugfix:
eastxing Aug 15, 2013
52d7cc2
Only copy image files, skip other files such as Thumbs.db under windo…
eastxing Aug 23, 2013
d27377b
windows platform path escape bugfix.
eastxing Aug 26, 2013
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windows platform path escape bugfix.
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@eastxing
eastxing committed Aug 26, 2013
commit d27377befe34b6d9fd0cd2ee4bfe16a84e54f128
5 changes: 4 additions & 1 deletion lib/docsplit.rb
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Expand Up @@ -7,7 +7,10 @@ module Docsplit

VERSION = '0.7.2' # Keep in sync with gemspec.

ESCAPE = lambda {|x| Shellwords.shellescape(x) }
HOST_OS = (defined?("RbConfig") ? RbConfig : Config)::CONFIG['host_os']
IS_WIN = !!HOST_OS.match(/mswin|msys|mingw|cygwin|bccwin|wince|emc/i)

ESCAPE = IS_WIN ? lambda {|x| "\"#{x}\"" } : lambda {|x| Shellwords.shellescape(x) }

ROOT = File.expand_path(File.dirname(__FILE__) + '/..')
ESCAPED_ROOT = ESCAPE[ROOT]
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10 changes: 2 additions & 8 deletions lib/docsplit/image_extractor.rb
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Expand Up @@ -8,12 +8,6 @@ class ImageExtractor
DEFAULT_FORMAT = :png
DEFAULT_DENSITY = '150'

# Helper function to determine the OS
HOST_OS = (defined?("RbConfig") ? RbConfig : Config)::CONFIG['host_os']
def windows?
!!HOST_OS.match(/mswin|msys|mingw|cygwin|bccwin|wince|emc/i)
end

# Extract a list of PDFs as rasterized page images, according to the
# configuration in options.
def extract(pdfs, options)
Expand Down Expand Up @@ -45,7 +39,7 @@ def convert(pdf, size, format, previous=nil)
# Only copy image files, skip other files such as Thumbs.db under windows platform
imageFiles = File.join(directory_for(previous), '*.' + format)
FileUtils.cp(Dir.glob(imageFiles), directory)
if windows?
if IS_WIN
cmd = "set MAGICK_TMPDIR=#{tempdir} & set OMP_NUM_THREADS=2 & gm mogrify #{common} -unsharp 0x0.5+0.75 \"#{directory}/*.#{format}\" 2>&1".chomp
else
cmd = "MAGICK_TMPDIR=#{tempdir} OMP_NUM_THREADS=2 gm mogrify #{common} -unsharp 0x0.5+0.75 \"#{directory}/*.#{format}\" 2>&1".chomp
Expand All @@ -54,7 +48,7 @@ def convert(pdf, size, format, previous=nil)
raise ExtractionFailed, result if $? != 0
else
page_list(pages).each do |page|
if windows?
if IS_WIN
out_file = File.join(directory, "#{basename}_#{page}.#{format}")
cmd = "set MAGICK_TMPDIR=#{tempdir} & set OMP_NUM_THREADS=2 & gm convert +adjoin -define pdf:use-cropbox=true #{common} #{escaped_pdf}[#{page - 1}] \"#{out_file}\" 2>&1".chomp
else
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2 changes: 1 addition & 1 deletion lib/docsplit/pdf_extractor.rb
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Expand Up @@ -7,7 +7,7 @@ class PdfExtractor
# Provide a set of helper functions to determine the OS.
HOST_OS = (defined?("RbConfig") ? RbConfig : Config)::CONFIG['host_os']
def windows?
!!HOST_OS.match(/mswin|msys|mingw|cygwin|bccwin|wince|emc/i)
IS_WIN
end
def osx?
!!HOST_OS.match(/darwin/i)
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