def genSlideImages(instance):
#print 'trying', settings.SITE_BASE_DIR + '/scripts/pdf2pngs',
basepath = instance.getImageBasePath()
#print 'trying', settings.SITE_BASE_DIR + '/scripts/pdf2pngs',
print '-' * 40, 'genSlideImages: start'
runCmd((settings.SITE_BASE_DIR + '/scripts/pdf2pngs', instance.pdf.path,
basepath, str(settings.slideImgResolution),
str(settings.slideImgOrigSize), str(
settings.slideImgThumbSize), settings.slideImgThumbString),
verbose=True)
print '-' * 40, 'genSlideImages: done'
def genSlideImages(instance):
#print 'trying', settings.SITE_BASE_DIR + '/scripts/pdf2pngs',
basepath = instance.getImageBasePath()
#print 'trying', settings.SITE_BASE_DIR + '/scripts/pdf2pngs',
print '-'*40, 'genSlideImages: start'
runCmd((settings.SITE_BASE_DIR + '/scripts/pdf2pngs',
instance.pdf.path,
basepath,
str(settings.slideImgResolution),
str(settings.slideImgOrigSize),
str(settings.slideImgThumbSize),
settings.slideImgThumbString),
verbose = True)
print '-'*40, 'genSlideImages: done'
def slidedeckPostSave(sender, instance, **kwargs):
print 'slidedeckPostSave:', instance.pdf, instance.pdf.path
print 'slidedeckPostSave:', sender
print 'slidedeckPostSave:', instance
print 'slidedeckPostSave:', kwargs
if instance.pdf:
# still need to process
modified = False
if instance.pages == -1:
out, err = runCmd(
('gs', '-q', '-dNODISPLAY', '-c',
'(%s) (r) file runpdfbegin pdfpagecount = quit' %
instance.pdf.path))
print 'Pages:', out
try:
instance.pages = int(out)
except:
raise Exception('expected int but got %s' % repr(out))
print 'Skipping images!'
#genSlideImages(instance)
modified = True
if instance.text == '':
# extract text
randFile = '/tmp/%s.tmp' % randomString(6)
runCmd(('pdftotext', '-enc', 'UTF-8', instance.pdf.path, randFile))
with open(randFile, 'r') as ff:
uu = UnicodeDammit(ff.read())
textUnicode = uu.unicode_markup
instance.text = textUnicode.encode('ascii', 'ignore')
modified = True
print 'got text: %s...' % instance.text[:100]
if instance.slug == '':
instance.slug = os.path.split(instance.getImageBasePath())[-1]
modified = True
print 'set slug to:', instance.slug
if modified:
print 'saving'
instance.save()
def slidedeckPostSave(sender, instance, **kwargs):
print 'slidedeckPostSave:', instance.pdf, instance.pdf.path
print 'slidedeckPostSave:', sender
print 'slidedeckPostSave:', instance
print 'slidedeckPostSave:', kwargs
if instance.pdf:
# still need to process
modified = False
if instance.pages == -1:
out,err = runCmd(('gs', '-q', '-dNODISPLAY', '-c',
'(%s) (r) file runpdfbegin pdfpagecount = quit' % instance.pdf.path))
print 'Pages:', out
try:
instance.pages = int(out)
except:
raise Exception('expected int but got %s' % repr(out))
print 'Skipping images!'
#genSlideImages(instance)
modified = True
if instance.text == '':
# extract text
randFile = '/tmp/%s.tmp' % randomString(6)
runCmd(('pdftotext', '-enc', 'UTF-8', instance.pdf.path, randFile))
with open(randFile, 'r') as ff:
uu = UnicodeDammit(ff.read())
textUnicode = uu.unicode_markup
instance.text = textUnicode.encode('ascii', 'ignore')
modified = True
print 'got text: %s...' % instance.text[:100]
if instance.slug == '':
instance.slug = os.path.split(instance.getImageBasePath())[-1]
modified = True
print 'set slug to:', instance.slug
if modified:
print 'saving'
instance.save()