def test_extract_captions(self):
'''Test extracting captions'''
if not self.app.config.get('GRAPHICS_ENABLE_UPDATES', False):
return True
from file_ops import untar
from file_ops import convert_images
from invenio_tools import extract_captions
from invenio_tools import prepare_image_data
from invenio_tools import extract_context
# Assuming the previous tests succeeded, we know we can extract
# the images fro the archive
archive = "%s/tests/stubdata/arXiv/YY/NN.tar.gz" % PROJECT_HOME
tex, imgs, sdir = untar(archive)
# Now use the update machinery to convert the images to PNGs
converted_images = convert_images(imgs)
# Pick the right TeX file
tex_file = [f for f in tex if f.split('.')[-1] == 'tex'][0]
# Extract captions
TMP = self.app.config.get('GRAPHICS_TMP_DIR')
im_data = extract_captions(tex_file, TMP, converted_images)
# Did we get what we expected
expected = ('', 'noimgDistance to M~51', '')
self.assertEqual(im_data[0], expected)
# Check cleaned data
cleaned = prepare_image_data(im_data, tex_file, converted_images)
self.assertEqual(os.path.basename(cleaned[-1][0]), 'figure09.png')
self.assertEqual(cleaned[-1][1], 'figure05.ps')
self.assertEqual(cleaned[-1][2], '')
# Check extracted context
context = extract_context(tex_file, cleaned)
expected = ('', 'noimgDistance to M~51', '', [])
self.assertEqual(context[0], expected)
# Cleanup the extracted data
extract_dir = "%s/NN" % TMP
shutil.rmtree(extract_dir)
def test_extract_captions(self):
'''Test extracting captions'''
if not self.app.config.get('GRAPHICS_ENABLE_UPDATES', False):
return True
from file_ops import untar
from file_ops import convert_images
from invenio_tools import extract_captions
from invenio_tools import prepare_image_data
from invenio_tools import extract_context
# Assuming the previous tests succeeded, we know we can extract
# the images fro the archive
archive = "%s/tests/stubdata/arXiv/YY/NN.tar.gz" % PROJECT_HOME
tex, imgs, sdir = untar(archive)
# Now use the update machinery to convert the images to PNGs
converted_images = convert_images(imgs)
# Pick the right TeX file
tex_file = [f for f in tex if f.split('.')[-1] == 'tex'][0]
# Extract captions
TMP = self.app.config.get('GRAPHICS_TMP_DIR')
im_data = extract_captions(tex_file, TMP, converted_images)
# Did we get what we expected
expected = ('', 'noimgDistance to M~51', '')
self.assertEqual(im_data[0], expected)
# Check cleaned data
cleaned = prepare_image_data(im_data, tex_file, converted_images)
self.assertEqual(os.path.basename(cleaned[-1][0]), 'figure09.png')
self.assertEqual(cleaned[-1][1], 'figure05.ps')
self.assertEqual(cleaned[-1][2], '')
# Check extracted context
context = extract_context(tex_file, cleaned)
expected = ('', 'noimgDistance to M~51', '', [])
self.assertEqual(context[0], expected)
# Cleanup the extracted data
extract_dir = "%s/NN" % TMP
shutil.rmtree(extract_dir)
try:
img_files, converted_images = file_ops.convert_images(img_files)
except Exception, exc:
sys.stderr.write('Image conversion barfed for %s. Skipping.\n' %
bibcode)
# Remove the temporary directory
try:
shutil.rmtree(xdir)
except:
pass
return
# We now have a list with successfully converted (PNG) images
extracted_image_data = []
for tex_file in tex_files:
# Extract images, captions and labels
partly_extracted_image_data = extract_captions(tex_file, xdir,
img_files)
if not partly_extracted_image_data == []:
# Add proper filepaths and do various cleaning
cleaned_image_data = prepare_image_data(
partly_extracted_image_data, tex_file, converted_images)
# Using prev. extracted info, get contexts for each image found
extracted_image_data.extend(
(extract_context(tex_file, cleaned_image_data)))
extracted_image_data = remove_dups(extracted_image_data)
fid = 1
source2target = {}
for item in extracted_image_data:
if not os.path.exists(item[0]) or not item[0].strip():
continue
fig_data = {}
# removed from the list of originals
try:
img_files, converted_images = file_ops.convert_images(img_files)
except Exception, exc:
sys.stderr.write("Image conversion barfed for %s. Skipping.\n" % bibcode)
# Remove the temporary directory
try:
shutil.rmtree(xdir)
except:
pass
return
# We now have a list with successfully converted (PNG) images
extracted_image_data = []
for tex_file in tex_files:
# Extract images, captions and labels
partly_extracted_image_data = extract_captions(tex_file, xdir, img_files)
if not partly_extracted_image_data == []:
# Add proper filepaths and do various cleaning
cleaned_image_data = prepare_image_data(partly_extracted_image_data, tex_file, converted_images)
# Using prev. extracted info, get contexts for each image found
extracted_image_data.extend((extract_context(tex_file, cleaned_image_data)))
extracted_image_data = remove_dups(extracted_image_data)
fid = 1
source2target = {}
for item in extracted_image_data:
if not os.path.exists(item[0]) or not item[0].strip():
continue
fig_data = {}
if arx_id.find("arXiv") > -1:
figure_id = "arxiv%s_f%s" % (arx_id.replace("arXiv:", ""), fid)
