def get_paste_text(hash, format=None, encrypted=False):
"""
Get paste text
"""
if format == "none":
format = None
if format and not encrypted:
cache_result = cache.get("paste_content:%s:%s:formatted_text" % (hash, format))
if cache_result != None:
return cache_result
if settings.STORE_FORMATTED_PASTE_CONTENT:
# We store the formatted paste content on the database, so
# it should exist on the database
# If it doesn't, generate it and save it
try:
paste_content = PasteContent.objects.get(hash=hash, format=format)
cache.set("paste_content:%s:%s:formatted_text" % (hash, format), paste_content.text, None)
except ObjectDoesNotExist:
# We are retrieving formatted paste content, but it doesn't exist on the database,
# so generate it
try:
unformatted_paste_content = PasteContent.objects.get(hash=hash, format="none")
except ObjectDoesNotExist:
return None
text = PasteContent.add_paste_text(unformatted_paste_content.text, format)
cache.set("paste_content:%s:formatted_text" % hash, text, None)
return text
return paste_content.text
else:
# We don't store the formatted paste content on the database,
# so only generate it and then save it to cache
unformatted_text = PasteContent.get_paste_text(hash, False, encrypted)
if unformatted_text == None:
return None
text = highlighting.format_text(unformatted_text, format)
cache.set("paste_content:%s:formatted_text" % hash, text, None)
return text
else:
cache_result = cache.get("paste_content:%s:text" % hash)
if cache_result != None:
return cache_result
try:
paste_content = PasteContent.objects.get(hash=hash, format="none")
except ObjectDoesNotExist:
return None
cache.set("paste_content:%s:text" % hash, paste_content.text, None)
return paste_content.text
def add_paste_text(text, format=None):
"""
Adds paste text if it hasn't been added yet
If format other than None is provided, Pygments will be used to highlight the text
"""
hash = hashlib.sha256(text.encode('utf-8')).hexdigest()
if format != None:
text = highlighting.format_text(text, format)
elif format == None:
format = "none"
# Paste text may already exist
if not PasteContent.objects.filter(hash=hash, format=format).exists():
paste_content = PasteContent(hash=hash, format=format, text=text)
paste_content.save()
else:
# It already exists, just retrieve it
try:
paste_content = PasteContent.objects.get(hash=hash,
format=format)
except ObjectDoesNotExist:
raise RuntimeError(
"Paste content was deleted during execution.")
return paste_content.text
def add_paste_text(text, format=None):
"""
Adds paste text if it hasn't been added yet
If format other than None is provided, Pygments will be used to highlight the text
"""
hash = hashlib.sha256(text.encode('utf-8')).hexdigest()
if format != None:
text = highlighting.format_text(text, format)
elif format == None:
format = "none"
# Paste text may already exist
if not PasteContent.objects.filter(hash=hash, format=format).exists():
paste_content = PasteContent(hash=hash, format=format, text=text)
paste_content.save()
else:
# It already exists, just retrieve it
try:
paste_content = PasteContent.objects.get(hash=hash, format=format)
except ObjectDoesNotExist:
raise RuntimeError("Paste content was deleted during execution.")
return paste_content.text
def get_paste_text(hash, format=None, encrypted=False):
"""
Get paste text
"""
if format == "none":
format = None
if format and not encrypted:
cache_result = cache.get("paste_content:%s:%s:formatted_text" %
(hash, format))
if cache_result != None:
return cache_result
if settings.STORE_FORMATTED_PASTE_CONTENT:
# We store the formatted paste content on the database, so
# it should exist on the database
# If it doesn't, generate it and save it
try:
paste_content = PasteContent.objects.get(hash=hash,
format=format)
cache.set(
"paste_content:%s:%s:formatted_text" % (hash, format),
paste_content.text, None)
except ObjectDoesNotExist:
# We are retrieving formatted paste content, but it doesn't exist on the database,
# so generate it
try:
unformatted_paste_content = PasteContent.objects.get(
hash=hash, format="none")
except ObjectDoesNotExist:
return None
text = PasteContent.add_paste_text(
unformatted_paste_content.text, format)
cache.set("paste_content:%s:formatted_text" % hash, text,
None)
return text
return paste_content.text
else:
# We don't store the formatted paste content on the database,
# so only generate it and then save it to cache
unformatted_text = PasteContent.get_paste_text(
hash, False, encrypted)
if unformatted_text == None:
return None
text = highlighting.format_text(unformatted_text, format)
cache.set("paste_content:%s:formatted_text" % hash, text, None)
return text
else:
cache_result = cache.get("paste_content:%s:text" % hash)
if cache_result != None:
return cache_result
try:
paste_content = PasteContent.objects.get(hash=hash,
format="none")
except ObjectDoesNotExist:
return None
cache.set("paste_content:%s:text" % hash, paste_content.text, None)
return paste_content.text
