imposition and wiki-download in da house
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#! /usr/bin/env python
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# -*- coding: utf-8 -*-
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import os, tempfile, shlex, subprocess
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from argparse import ArgumentParser
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from random import shuffle
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####
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# Arguments
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# TODO: add example to description
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####
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p = ArgumentParser(description='Script converts 8 images (jpg or png) from a given directory into a single page 4x2 imposition. Example: python imposition.py --dir imgs/ --size a3 --order random ')
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p.add_argument("--dir", metavar='', default='', required=True, help="Image directory, which stores the source images for the imposition")
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p.add_argument("--size", metavar='', default="A4", choices=['A4','a4','A3','a3'], help="Size of the printing sheet: A4 or A3. Default:A4")
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p.add_argument("--order", metavar='', default="alphabet", choices=["alphabet", "reverse", "random"], help="Image distribution Order in the imposition. Possible Values: alphabet (alphabetically) , reverse (reverse alphabetically), random. Default: alphabet")
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p.add_argument("--output", metavar='' ,default="output.pdf", help="Output file. Can either be a pdf, jpg or png. Default: output.pdf")
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args = p.parse_args()
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temp_dir = tempfile.mkdtemp()
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# dimensions
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args.size = (args.size).upper()
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global size_sheet
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if args.size == 'A4':
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size_sheet = (3508, 2480) #landscape: widthxheight in px
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elif args.size == 'A3':
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size_sheet = (4960, 3508) #landscape: widthxheight in px
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size_pages = (size_sheet[0]/4,size_sheet[1]/2 )# size of each of the pages which makes up the printing sheet
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# image selection
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listdir = os.listdir( os.path.abspath(args.dir))
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listdir = [f for f in listdir if any (x in f for x in ['.jpeg','.jpg','.png','.JPEG','.JPG','.PNG', '.Jpg', '.Jpeg','.Png']) ] #only bitmaps allowed
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# create list of 8 ordered images
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global listdir_order
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if args.order == 'alphabet':
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listdir.sort()
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listdir_order = listdir
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elif args.order == 'reverse':
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listdir.sort()
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listdir.reverse()
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listdir_order = listdir
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elif args.order == 'random':
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shuffle(listdir)
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listdir_order = listdir
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print listdir_order
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listdir_order = listdir_order[0:8]
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pagenumbers = [2,5,4,3,1,6,7,0] # from from top left to bottom right ( order in imagemagick creates mosaic)
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listdir_order = [listdir_order[n] for n in pagenumbers] # reorder according to pagenumbers
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print 'selected files according to pagenumbers:', listdir_order
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# image conversion: -extent
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tmpfiles = [ (temp_dir +'/'+ str(n)+'.jpg') for n, img in enumerate(listdir_order) ]
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for n, img in enumerate(listdir_order):
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template_convert = 'convert -background white "{targetimg}" -gravity Center -resize {w}x{h} -extent {w}x{h} {tmpfile}'
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cmd_convert = template_convert.format(targetimg=(os.path.abspath(args.dir))+'/'+img,
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w=size_pages[0],
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h=size_pages[1],
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tmpfile=tmpfiles[n])
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cmd_convert_l = shlex.split(cmd_convert)
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subprocess.call(cmd_convert_l)
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# montage
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## order & rotation
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tmpfiles_top = tmpfiles[0:4] # top row will be rotated in the mosaic
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tmpfiles_top = ' '.join(tmpfiles_top)
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tmpfiles_bottom = tmpfiles[4:8]
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tmpfiles_bottom = ' '.join(tmpfiles_bottom)
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tmp_output = (temp_dir +'/'+'output.jpg')
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# command
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template_montage = "montage -geometry +1+1 -tile 4x2 \( -rotate 180 {topfiles} \) {bottomfiles} {output}"
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cmd_montage = template_montage.format(topfiles=tmpfiles_top,
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bottomfiles=tmpfiles_bottom,
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output = tmp_output)
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cmd_montage_l = shlex.split(cmd_montage)
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subprocess.call(cmd_montage_l)
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# resize output
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output_f = os.path.abspath('./'+args.output)
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template_convert = "convert {input_f} -resize {w}x{h} -units PixelsPerInch -density 300x300 {output}"
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cmd_convert = template_convert.format(
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input_f= tmp_output,
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w=size_sheet[0],
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h=size_sheet[1],
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output=output_f)
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cmd_convert_l = shlex.split(cmd_convert)
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subprocess.call(cmd_convert_l)
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print '** imposition save in', output_f, '**'
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# garbage collection
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cmd_rm = shlex.split( ('rm -rf '+ temp_dir) )
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subprocess.call(cmd_rm ) # rm temp dir
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@ -0,0 +1,83 @@
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#! /usr/bin/env python
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# -*- coding: utf-8 -*-
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from mwclient import Site, image
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from argparse import RawTextHelpFormatter
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from argparse import ArgumentParser
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import pprint, os, urllib2
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####
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# Arguments
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# todo add search query
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####
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p = ArgumentParser(description="""
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# Description: Script dowloads media files from a wiki, according to a sematic ask query.
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# Examples:
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Downloads files with property Modification_date:
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python wiki-download.py -d imgs -a [[Modification_date::+]]
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Downloads files semantically tagged as belonging to Year 2007 and having Document_Type Poster:
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python wiki-download.py -d imgs -a [[Year::2007]][[Document_Type::Poster]]""", formatter_class=RawTextHelpFormatter)
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p.add_argument("--host", metavar='', default="aa.xpub.nl")
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p.add_argument("--path", metavar='', default="/", help="Wiki path. Should end with /")
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p.add_argument("--ask", "-a", metavar='', default="", help="Ask query to be sent to the wiki API.")
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p.add_argument("--download", "-d", metavar='', default='', help="Local directory to store files from wiki. If no directory provided files wont be downloaded")
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p.add_argument("--verbose", "-v", action='store_true', help="Increase verbosity. If not given no files will be downloaded")
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args = p.parse_args()
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print args
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#########
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# defs
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#########
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def mwsite(host, path):
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site = Site(('http',host), path)
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return site
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site = mwsite(args.host, args.path)
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print site
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query= ('[[File:+]]'+ args.ask)
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# examples:
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# [[File:+]][[Year::+]][[Document_Type::Poster]]
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# [[File:+]][[Year::2007]][[Document_Type::Poster]]
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# same as: api.php?action=ask&query=[[File:%2B]][[Year::2007]][[Document_Type::Poster]]
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# can write compound query such as Year::2000 Medium::Flyer
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for answer in site.ask(query):
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print answer
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img = image.Image(site, answer)
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img_name = answer.title()
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img_text = img.text()
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img_info = img.imageinfo # dict includes url and extensive metadata
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# FILE DOWNLOAD
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if 'url' in img_info.keys() and len(args.download) > 0:
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img_url = (img_info['url']).replace('https','http')
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if os.path.exists(args.download) is False:
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os.makedirs(args.download)
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img_data = urllib2.urlopen( img_url )
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img_file = open('{}/{}'.format(args.download, img_name), 'wb')
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img_file.write(img_data.read())
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img_file.close()
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print 'Saved to {}'.format(args.download + '/' + img_name)
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if args.verbose:
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print 'File text:',img_text
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pprint.pprint( img_info )
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print
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