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|
#!/usr/bin/env ruby
# program : pstopdf
# copyright : PRAGMA Advanced Document Engineering
# version : 2002-2005
# author : Hans Hagen
#
# project : ConTeXt / eXaMpLe
# concept : Hans Hagen
# info : j.hagen@xs4all.nl
# www : www.pragma-ade.com
banner = ['PsToPdf', 'version 2.0.1', '2002-2006', 'PRAGMA ADE/POD']
$: << File.expand_path(File.dirname($0)) ; $: << File.join($:.last,'lib') ; $:.uniq!
# todo: paden/prefix in magick and inkscape
# todo: clean up method handling (pass strings, no numbers)
# --method=crop|bounded|raw|...
# --resolution=low|normal|medium|high|printer|print|screen|ebook|default
# + downward compatible flag handling
require 'base/switch'
require 'base/tool'
require 'base/logger'
require 'graphics/gs'
require 'graphics/magick'
require 'graphics/inkscape'
require 'rexml/document'
exit if defined?(REQUIRE2LIB)
class Commands
include CommandBase
# nowadays we would force a directive, but
# for old times sake we handle default usage
def main
filename = @commandline.argument('first')
pattern = @commandline.option('pattern')
if filename.empty? && ! pattern.empty? then
pattern = "**/#{pattern}" if @commandline.option('recurse')
globfiles(pattern)
end
filename = @commandline.argument('first')
if filename.empty? then
help
elsif filename =~ /\.exa$/ then
request
else
convert
end
end
# actions
def convert
ghostscript = GhostScript.new(logger)
magick = ImageMagick.new(logger)
inkscape = InkScape.new(logger)
outpath = @commandline.option('outputpath')
unless outpath.empty? then
begin
File.expand_path(outpath)
outpath = File.makedirs(outpath) unless FileTest.directory?(outpath)
rescue
# sorry
end
end
@commandline.arguments.each do |filename|
filename = Tool.cleanfilename(filename,@commandline) # brrrr
inppath = @commandline.option('inputpath')
if inppath.empty? then
inppath = '.'
fullname = filename # avoid duplicate './'
else
fullname = File.join(inppath,filename)
end
if FileTest.file?(fullname) then
handle_whatever(ghostscript,inkscape,magick,filename)
else
report("file #{fullname} does not exist")
end
end
end
def request
# <exa:request>
# <exa:application>
# <exa:command>pstopdf</exa:command>
# <exa:filename>E:/tmp/demo.ps</exa:filename>
# </exa:application>
# <exa:data>
# <exa:variable label='gs:DoThumbnails'>false</exa:variable>
# <exa:variable label='gs:ColorImageDepth'>-1</exa:variable>
# </exa:data>
# </exa:request>
ghostscript = GhostScript.new(logger)
magick = ImageMagick.new(logger)
inkscape = InkScape.new(logger)
dataname = @commandline.argument('first') || ''
filename = @commandline.argument('second') || ''
if dataname.empty? || ! FileTest.file?(dataname) then
report('provide valid exa file')
return
else
begin
request = REXML::Document.new(File.new(dataname))
rescue
report('provide valid exa file (xml error)')
return
end
end
if filename.empty? then
begin
if filename = REXML::XPath.first(request.root,"exa:request/exa:application/exa:filename/text()") then
filename = filename.to_s
else
report('no filename found in exa file')
return
end
rescue
filename = ''
end
end
if filename.empty? then
report('provide valid filename')
return
elsif ! FileTest.file?(filename) then
report("invalid filename #{filename}")
return
end
[ghostscript,inkscape,magick].each do |i|
i.setvariable('inputfile',filename)
end
# set ghostscript variables
REXML::XPath.each(request.root,"/exa:request/exa:data/exa:variable") do |v|
begin
if (key = v.attributes['label']) and (value = v.text.to_s) then
case key
when /gs[\:\.](var[\:\.])*(offset)/io then ghostscript.setoffset(value)
when /gs[\:\.](var[\:\.])*(method)/io then ghostscript.setvariable('method',value)
when /gs[\:\.](var[\:\.])*(.*)/io then ghostscript.setpsoption($2,value)
end
end
rescue
end
end
# no inkscape and magick variables (yet)
handle_whatever(ghostscript,inkscape,magick,filename)
end
def watch
ghostscript = GhostScript.new(logger)
magick = ImageMagick.new(logger)
inkscape = InkScape.new(logger)
pathname = commandline.option('watch')
unless pathname and not pathname.empty? then
report('empty watchpath is not supported')
exit
end
if pathname == '.' then
report("watchpath #{pathname} is not supported")
exit
end
if FileTest.directory?(pathname) then
if Dir.chdir(pathname) then
report("watching path #{pathname}")
else
report("unable to change to path #{pathname}")
exit
end
else
report("invalid path #{pathname}")
exit
end
waiting = false
loop do
if waiting then
report("waiting #{getvariable('delay')}")
waiting = false
sleep(getvariable('delay').to_i)
end
files = Dir.glob("**/*.*")
if files and files.length > 0 then
files.each do |fullname|
next unless fullname
if FileTest.directory?(fullname) then
debug('skipping path', fullname)
next
end
unless magick.supported(fullname) then
debug('not supported', fullname)
next
end
if (! FileTest.file?(fullname)) || (FileTest.size(fullname) < 100) then
debug("skipping small crap file #{fullname}")
next
end
debug("handling file #{fullname}")
begin
next unless File.rename(fullname,fullname) # access trick
rescue
next # being written
end
fullname = Tool.cleanfilename(fullname,@commandline)
fullname.gsub!(/\\/io, '/')
filename = File.basename(fullname)
filepath = File.dirname(fullname)
next if filename =~ /gstemp.*/io
if filepath !~ /(result|done|raw|crop|bound|bitmap)/io then
begin
File.makedirs(filepath+'/raw')
File.makedirs(filepath+'/bound')
File.makedirs(filepath+'/crop')
File.makedirs(filepath+'/bitmap')
debug("creating prefered input paths on #{filepath}")
rescue
debug("creating input paths on #{filepath} failed")
end
end
if filepath =~ /^(.*\/|)(done|result)$/io then
debug("skipping file #{fullname}")
else
report("start processing file #{fullname}")
if filepath =~ /^(.*\/*)(raw|crop|bound)$/io then
donepath = $1 + 'done'
resultpath = $1 + 'result'
case $2
when 'raw' then method = 1
when 'bound' then method = 2
when 'crop' then method = 3
else method = 2
end
report("forcing method #{method}")
else
method = 2
donepath = filepath + '/done'
resultpath = filepath + '/result'
report("default method #{method}")
end
begin
File.makedirs(donepath)
File.makedirs(resultpath)
rescue
report('result path creation fails')
end
if FileTest.directory?(donepath) && FileTest.directory?(resultpath) then
resultname = resultpath + '/' + filename.sub(/\.[^\.]*$/,'') + '.pdf'
@commandline.setoption('inputpath', filepath)
@commandline.setoption('outputpath', resultpath)
@commandline.setoption('method', method)
if ghostscript.psfile?(fullname) then
handle_ghostscript(ghostscript,filename)
else
handle_magick(magick,filename)
end
sleep(1) # calm down
if FileTest.file?(fullname) then
begin
File.copy(fullname,donepath + '/' + filename)
File.delete(fullname)
rescue
report('cleanup fails')
end
end
end
end
end
end
waiting = true
end
end
private
def handle_whatever(ghostscript,inkscape,magick,filename)
if ghostscript.psfile?(filename) then
# report("processing ps file #{filename}")
ghostscript.setvariable('pipe',false) if @commandline.option('nopipe')
# ghostscript.setvariable('pipe',not @commandline.option('nopipe'))
ghostscript.setvariable('colormodel',@commandline.option('colormodel'))
ghostscript.setvariable('offset',@commandline.option('offset'))
handle_ghostscript(ghostscript,filename)
elsif ghostscript.pdffile?(filename) && ghostscript.pdfmethod?(@commandline.option('method')) then
# report("processing pdf file #{filename}")
handle_ghostscript(ghostscript,filename)
elsif inkscape.supported?(filename) then
# report("processing non ps/pdf file #{filename}")
handle_inkscape(inkscape,filename)
elsif magick.supported?(filename) then
# report("processing non ps/pdf file #{filename}")
handle_magick(magick,filename)
else
report("option not supported for #{filename}")
end
end
def handle_magick(magick,filename)
report("converting non-ps file #{filename} into pdf")
inppath = @commandline.option('inputpath')
outpath = @commandline.option('outputpath')
inppath = inppath + '/' if not inppath.empty?
outpath = outpath + '/' if not outpath.empty?
prefix = @commandline.option('prefix')
suffix = @commandline.option('suffix')
inpfilename = "#{inppath}#{filename}"
outfilename = "#{outpath}#{prefix}#{filename.sub(/\.([^\.]*?)$/, '')}#{suffix}.pdf"
magick.setvariable('inputfile' , inpfilename)
magick.setvariable('outputfile', outfilename)
magick.autoconvert
end
def handle_inkscape(inkscape,filename)
report("converting svg(z) file #{filename} into pdf")
inppath = @commandline.option('inputpath')
outpath = @commandline.option('outputpath')
inppath = inppath + '/' if not inppath.empty?
outpath = outpath + '/' if not outpath.empty?
prefix = @commandline.option('prefix')
suffix = @commandline.option('suffix')
inpfilename = "#{inppath}#{filename}"
outfilename = "#{outpath}#{prefix}#{filename.sub(/\.([^\.]*?)$/, '')}#{suffix}.pdf"
inkscape.setvariable('inputfile' , inpfilename)
inkscape.setvariable('outputfile', outfilename)
if @commandline.option('verbose') || @commandline.option('debug') then
logname = filename.gsub(/\.[^\.]*?$/, '.log')
report("log info saved in #{logname}")
inkscape.convert(logname) # logname ook doorgeven
else
inkscape.convert
end
end
def handle_ghostscript(ghostscript,filename)
ghostscript.reset
method = ghostscript.method(@commandline.option('method'))
force = ghostscript.method(@commandline.option('force'))
ghostscript.setvariable('method', method)
ghostscript.setvariable('force', force)
# report("conversion method #{method}")
inppath = @commandline.option('inputpath')
outpath = @commandline.option('outputpath')
inppath = inppath + '/' if not inppath.empty?
outpath = outpath + '/' if not outpath.empty?
prefix = @commandline.option('prefix')
suffix = @commandline.option('suffix')
ok = false
if ghostscript.pdfmethod?(method) then
report("converting pdf file #{filename} into pdf")
if prefix.empty? && suffix.empty? && inppath.empty? && outpath.empty? then
prefix = ghostscript.pdfprefix(method)
end
if ghostscript.pdffile?(filename) then
filename = filename.sub(/\.pdf$/, '')
inpfilename = "#{inppath}#{filename}.pdf"
outfilename = "#{outpath}#{prefix}#{filename}#{suffix}.pdf"
ghostscript.setvariable('inputfile' ,inpfilename)
ghostscript.setvariable('outputfile',outfilename)
if FileTest.file?(inpfilename) then
ok = ghostscript.convert
else
report("no file found #{filename}")
end
else
report("no pdf file #{filename}")
end
elsif ghostscript.psfile?(filename) then
if filename =~ /(.*)\.([^\.]*?)$/io then
filename, filesuffix = $1, $2
else
filesuffix = 'eps'
end
report("converting #{filesuffix} (ps) into pdf")
inpfilename = "#{inppath}#{filename}.#{filesuffix}"
outfilename = "#{outpath}#{prefix}#{filename}#{suffix}.pdf"
ghostscript.setvariable('inputfile' , inpfilename)
ghostscript.setvariable('outputfile', outfilename)
if FileTest.file?(inpfilename) then
ok = ghostscript.convert
if ! ok && FileTest.file?(outfilename) then
begin
File.delete(outfilename)
rescue
end
end
else
report("no file with name #{filename} found")
end
else
report('file must be of type eps/ps/ai/pdf')
end
return ok
end
end
# ook pdf -> pdf onder optie 0, andere kleurruimte
logger = Logger.new(banner.shift)
commandline = CommandLine.new
commandline.registerflag('debug')
commandline.registerflag('verbose')
commandline.registerflag('nopipe')
commandline.registervalue('method',2)
commandline.registervalue('offset',0)
commandline.registervalue('prefix')
commandline.registervalue('suffix')
commandline.registervalue('inputpath')
commandline.registervalue('outputpath')
commandline.registerflag('watch')
commandline.registerflag('force')
commandline.registerflag('recurse')
commandline.registervalue('delay',2)
commandline.registervalue('colormodel','cmyk')
commandline.registervalue('pattern','')
commandline.registeraction('help')
commandline.registeraction('version')
commandline.registeraction('convert', 'convert ps into pdf')
commandline.registeraction('request', 'handles exa request file')
commandline.registeraction('watch', 'watch folders for conversions (untested)')
commandline.expand
logger.verbose if (commandline.option('verbose') || commandline.option('debug'))
Commands.new(commandline,logger,banner).send(commandline.action || 'main')
|
