attachment:PDF-1.0.py of PDF.py

   1 # -*- coding: iso-8859-1 -*-
   2 """
   3     MoinMoin - PageAsPDF action Version 1.0, 6.02.2013 
   4 
   5     @copyright: 2013 Ian Riley <ian.riley@internode.on.net>
   6     
   7     History:
   8             
   9         Version 1.0 - 6.02.2013: initial version.
  10    
  11     incorporting code from:
  12     
  13     @copyright: 2001 by Ken Sugino (sugino@mediaone.net),
  14                 2001-2004 by Juergen Hermann <jh@web.de>,
  15                 2005 MoinMoin:AlexanderSchremmer,
  16                 2005 DiegoOngaro at ETSZONE (diego@etszone.com),
  17                 2005-2007 MoinMoin:ReimarBauer,
  18                 2007-2008 MoinMoin:ThomasWaldmann
  19 
  20     @license: GNU GPL, see COPYING for details.
  21 """
  22 import os, time, codecs, datetime
  23 from subprocess import call
  24 from werkzeug import http_date
  25 from MoinMoin import config, wikiutil
  26 from MoinMoin.Page import Page
  27 
  28 action_name = __name__.split('.')[-1]
  29 actname = {'actname': action_name}
  30 
  31 def execute(pagename, request):
  32 
  33     _ = request.getText
  34     
  35     if not request.user.may.read(pagename):
  36         Page(request, pagename).send_page()
  37 
  38     page = request.page
  39     filename = '%s.pdf' % page.page_name.replace('/','-')
  40     
  41     #prepare for subprocess call  
  42     #set app to local path for wkhtmltopdf      
  43     app = '/Applications/wkhtmltopdf.app/Contents/MacOS/wkhtmltopdf' 
  44     url = request.url.replace('action='+action_name,'action=print')
  45     params = [app, ]
  46     params += [
  47         #global options
  48                '-q', 
  49                '--margin-top', '20mm', 
  50                '--margin-bottom', '20mm', 
  51                '--margin-left', '10mm',
  52                '--margin-right', '10mm', 
  53                '--title', filename, 
  54         #header options
  55                '--header-font-size', '9',
  56                '--header-spacing', '10', 
  57                #'--header-line', 
  58                '--header-left', '[title]',
  59                #'--header-center', '',                
  60                '--header-right', '[date] [time]',
  61         #footer options
  62                '--footer-font-size', '9', 
  63                '--footer-spacing', '10', 
  64                #'--footer-line', 
  65                '--footer-left', '[webpage]', 
  66                #'--footer-center', '',                
  67                '--footer-right', '[page] of [topage]', ]
  68     #page and page options
  69     params += [url, ]
  70     for name, value in request.cookies.iteritems():
  71         ck_name = name
  72         ck_val = str(value)
  73         params += ['--cookie', ck_name, ck_val,]
  74     #output file 
  75     fpath = request.rootpage.getPagePath('wiki-page.pdf', isfile=1)
  76     params += [fpath]
  77   
  78     #make and respond to subprocess call
  79     call_error = call(params)
  80     if call_error:
  81         msg = '%(actname)s failed.' % actname
  82         msg += ' Subprocess:' + ' '.join(params)
  83         request.theme.add_msg(msg, 'info')
  84         Page(request, pagename).send_page()
  85     else:
  86         filename_enc = filename.encode(config.charset)
  87         timestamp = datetime.datetime.fromtimestamp(os.path.getmtime(fpath))
  88         mt = wikiutil.MimeType(filename=filename)
  89         content_type = mt.content_type()
  90         mime_type = mt.mime_type()
  91         now = time.time()
  92         request.headers['Date'] = http_date(now)
  93         request.headers['Content-Type'] = content_type
  94         request.headers['Last-Modified'] = http_date(timestamp)
  95         request.headers['Expires'] = http_date(now - 365 * 24 * 3600)
  96         request.headers['Content-Length'] = os.path.getsize(fpath)
  97         content_dispo_string = '%s; filename="%s"' % ('inline', filename_enc)
  98         request.headers['Content-Disposition'] = content_dispo_string
  99         # send data
 100         request.send_file(open(fpath, 'rb'))