def pastes_get_diff(old_id, new_id):
"""Compare the two pastes and return an unified diff."""
old = Paste.get(old_id)
new = Paste.get(new_id)
if old is None or new is None:
raise ValueError('argument error, paste not found')
return old.compare_to(new)
def unidiff_paste(self, new_id=None, old_id=None):
"""Render an udiff for the two pastes."""
old = Paste.get(old_id)
new = Paste.get(new_id)
if old is None or new is None:
raise NotFound()
return Response(old.compare_to(new), mimetype='text/plain')
def new_paste(self, language=None):
"""The 'create a new paste' view."""
language = local.request.args.get('language', language)
if language is None:
language = 'text'
code = error = ''
show_captcha = False
private = local.application.pastes_private
parent = None
req = local.request
getform = req.form.get
if local.request.method == 'POST':
code = getform('code', u'')
language = getform('language')
parent_id = getform('parent')
if parent_id is not None:
parent = Paste.get(parent_id)
spam = getform('webpage') or antispam.is_spam(code)
if spam:
error = _('your paste contains spam')
captcha = getform('captcha')
if captcha:
if check_hashed_solution(captcha):
error = None
else:
error = _('your paste contains spam and the '
'CAPTCHA solution was incorrect')
show_captcha = True
if code and language and not error:
private = coalesce_private(private, 'private' in req.form)
paste = Paste(code, language, parent, None, bool(private))
db.session.add(paste)
db.session.commit()
return redirect(paste.url)
else:
parent_id = req.values.get('reply_to')
if parent_id is not None:
parent = Paste.get(parent_id)
if parent is not None:
code = parent.code
language = parent.language
private = coalesce_private(private, parent.private)
return render_to_response('new_paste.html',
languages=list_languages(),
parent=parent,
code=code,
language=language,
error=error,
show_captcha=show_captcha,
private=private
)
def compare_paste(self, new_id=None, old_id=None):
"""Render a diff view for two pastes."""
getform = local.request.form.get
# redirect for the compare form box
if old_id is None:
old_id = getform('old', '-1').lstrip('#')
new_id = getform('new', '-1').lstrip('#')
return redirect('/compare/%s/%s' % (old_id, new_id))
old = Paste.get(old_id)
new = Paste.get(new_id)
if old is None or new is None:
raise NotFound()
return render_to_response('compare_paste.html',
old=old,
new=new,
diff=old.compare_to(new, template=True)
)
def pastes_get_paste(paste_id):
"""Get all known information about a paste by a given paste id.
Return a dictionary with these keys:
`paste_id`, `code`, `parsed_code`, `pub_date`, `language`,
`parent_id`, `url`.
"""
paste = Paste.get(paste_id)
if paste is not None:
return paste.to_xmlrpc_dict()
def show_paste(self, identifier, raw=False):
"""Show an existing paste."""
linenos = local.request.args.get('linenos') != 'no'
paste = Paste.get(identifier)
if paste is None:
raise NotFound()
if raw:
return Response(paste.code, mimetype='text/plain; charset=utf-8')
style, css = get_style(local.request)
return render_to_response('show_paste.html',
paste=paste,
style=style,
css=css,
styles=STYLES,
linenos=linenos,
)
def pastes_new_paste(language, code, parent_id=None, filename="", mimetype="", private=False):
"""Create a new paste. Return the new ID.
`language` can be None, in which case the language will be
guessed from `filename` and/or `mimetype`.
"""
if not language:
language = get_language_for(filename or "", mimetype or "")
parent = None
if parent_id:
parent = Paste.get(parent_id)
if parent is None:
raise ValueError("parent paste not found")
paste = Paste(code, language, parent, private=private)
db.session.add(paste)
db.session.commit()
return paste.identifier
