forked from holloway/docvert-python3
/
docvert-web.py
executable file
·248 lines (231 loc) · 12 KB
/
docvert-web.py
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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import sys
import io
import uuid
import os.path
import socket
import optparse
import cgi
docvert_root = os.path.dirname(os.path.abspath(__file__))
inbuilt_bottle_path = os.path.join(docvert_root, 'lib/bottle')
try:
import bottle
if not hasattr(bottle, 'static_file'):
message = "Notice: Old version of Bottle at %s, instead using bundled version at %s%sbottle.py" % (bottle.__file__, inbuilt_bottle_path, os.sep)
print(message)
raise ImportError(message)
except ImportError as exception:
try:
sys.path.insert(0, inbuilt_bottle_path)
try:
reload(bottle)
except NameError:
import bottle
except ImportError:
sys.stderr.write("Error: Unable to find Bottle libraries in %s. Exiting...\n" % sys.path)
sys.exit(0)
import lib.bottlesession.bottlesession
bottle.debug(True)
import core.docvert
import core.docvert_storage
import core.docvert_exception
import core.document_type
# START DEFAULT CONFIG
theme='default'
host='localhost'
port=8080
# END CONFIG
parser = optparse.OptionParser()
parser.add_option("-p", "--port", dest="port", help="Port to run on", type="int")
parser.add_option("-H", "--host", dest="host", help="Hostname or IP run on", type="str")
(options, args) = parser.parse_args()
if options.port:
port = options.port
if options.host:
host = options.host
theme_directory='%s/core/web_service_themes' % docvert_root
bottle.TEMPLATE_PATH.append('%s/%s' % (theme_directory, theme))
# URL mappings
@bottle.route('/index', method='GET')
@bottle.route('/', method='GET')
@bottle.view('index')
def index():
return dict(list(core.docvert.get_all_pipelines(False).items()) + list({"libreOfficeStatus": core.docvert_libreoffice.checkLibreOfficeStatus()}.items()) )
@bottle.route('/static/:path#.*#', method='GET')
def static(path=''):
return bottle.static_file(path, root=theme_directory)
@bottle.route('/lib/:path#.*#', method='GET')
def libstatic(path=None):
return bottle.static_file(path, root='%s/lib' % docvert_root)
@bottle.route('/web-service.php', method='POST') #for legacy Docvert support
@bottle.route('/web-service', method='POST')
@bottle.view('web-service')
def webservice():
files = dict()
first_document_id = None
there_was_at_least_one_thing_uploaded = False
for key, item in bottle.request.files.items():
there_was_at_least_one_thing_uploaded = True
items = bottle.request.files.getall(key)
for field_storage in items:
filename = field_storage.filename
unique = 1
if filename in files and files[filename].getvalue() == field_storage.value: #remove same file uploaded multiple times
continue
while filename in files:
filename = field_storage.filename + str(unique)
unique += 1
files[filename] = io.BytesIO(field_storage.value)
pipeline_id = bottle.request.POST.get('pipeline')
if pipeline_id.startswith('autopipeline:'): #Docvert 4.x
pipeline_id = pipeline_id[len('autopipeline:'):]
auto_pipeline_id = None
if bottle.request.POST.get('break_up_pages_ui_version'):
if bottle.request.POST.get('break_up_pages'):
auto_pipeline_id = bottle.request.POST.get('autopipeline')
if auto_pipeline_id is None:
pipelines = list(core.docvert.get_all_pipelines().items())
for pipelinetype_key, pipelinetype_value in pipelines:
if pipelinetype_key == "auto_pipelines":
for pipeline in pipelinetype_value:
if "nothing" in pipeline["id"].lower():
auto_pipeline_id = pipeline["id"]
else:
auto_pipeline_id = bottle.request.POST.get('autopipeline')
docvert_4_default = '.default'
if auto_pipeline_id and auto_pipeline_id.endswith(docvert_4_default):
auto_pipeline_id = auto_pipeline_id[0:-len(docvert_4_default)]
after_conversion = bottle.request.POST.get('afterconversion')
urls = bottle.request.POST.getall('upload_web[]')
if len(urls) == 1 and urls[0] == '':
urls = list()
else:
urls = set(urls)
response = None
if there_was_at_least_one_thing_uploaded is False: #while we could have counted len(files) or len(urls) the logic around those is more complex, and I don't want to show this error unless there was genuinely no files uploaded
bottle.response.content_type = "text/html"
return '<!DOCTYPE html><html><body><h1>Error: No files were uploaded</h1><p>Known issues that can cause this:</p><ul><li>Permissions problem on the server or browser: Try ensuring that your upload file has all read permissions set.</li><li>Chrome/Chromium can sometimes cause file upload problems (some combination of Chrome/Bottle, it\'s not a Docvert-specific bug). Sorry, but Firefox seems to work.</li></ul><hr><a href="/">Try again?</a></body></html>'
try:
response = core.docvert.process_conversion(files, urls, pipeline_id, 'pipelines', auto_pipeline_id, suppress_errors=True)
except core.docvert_exception.debug_exception as exception:
bottle.response.content_type = exception.content_type
return exception.data
conversion_id = "%s" % uuid.uuid4()
if after_conversion == "downloadZip" or after_conversion == "zip":
bottle.response.content_type = 'application/zip'
bottle.response.headers['Content-Disposition'] = 'attachment; filename="%s.zip"' % response.get_zip_name()
return response.to_zip().getvalue()
pipeline_summary = "%s (%s)" % (pipeline_id, auto_pipeline_id)
session_manager = lib.bottlesession.bottlesession.PickleSession()
session = session_manager.get_session()
session[conversion_id] = response
conversions_tabs = dict()
first_document_url = "conversions/%s/%s/" % (conversion_id, response.default_document)
for filename in list(files.keys()):
thumbnail_path = "%s/thumbnail.png" % filename
if thumbnail_path in response:
thumbnail_path = None
conversions_tabs[filename] = dict(friendly_name=response.get_friendly_name_if_available(filename), pipeline=pipeline_id, auto_pipeline=auto_pipeline_id, thumbnail_path=thumbnail_path)
try:
session_manager.save(session)
except OSError as e:
import traceback
traceback.print_exc(file=sys.stdout)
conversions_tabs = {'Session file problem': dict(friendly_name='Session file problem', pipeline=None, auto_pipeline=None, thumbnail_path=None) }
first_document_url = "/bottle_session_file_problem"
return dict(conversions=conversions_tabs, conversion_id=conversion_id, first_document_url=first_document_url)
@bottle.route('/favicon.ico', method='GET')
def favicon():
return bottle.static_file('favicon.ico', root='%s/%s' % (theme_directory, theme))
@bottle.route('/bottle_session_file_problem', method='GET')
def bottle_session_file_problem():
print('%s/lib/bottle' % docvert_root)
return bottle.static_file('bottle_session_file_problem.html', root='%s/lib/bottle' % docvert_root)
@bottle.route('/conversions/:conversion_id/:path#.*#')
def conversion_static_file(conversion_id, path):
session_manager = lib.bottlesession.bottlesession.PickleSession()
session = session_manager.get_session()
if conversion_id not in session: # They don't have authorisation
raise bottle.HTTPError(code=404)
filetypes = {".xml":"text/xml", ".html":"text/html", ".xhtml":"text/html", ".htm":"text/html", ".svg":"image/svg+xml", ".txt":"text/plain", ".png":"image/png", ".gif":"image/gif", ".bmp":"image/x-ms-bmp", ".jpg":"image/jpeg", ".jpe":"image/jpeg", ".jpeg":"image/jpeg", ".css":"text/css", ".js":"text/javascript", ".odt":"application/vnd.oasis.opendocument.text", ".odp":"application/vnd.oasis.opendocument.presentation", ".ods":"application/vnd.oasis.opendocument.spreadsheet", ".dbk":"application/docbook+xml"}
if path not in session[conversion_id]: # They have authorisation but that exact path doesn't exist, try fallbacks
fallbacks = ["index.html", "index.htm", "index.xml", "index.php", "default.htm", "default.html", "index.asp", "default.aspx", "index.aspx", "default.aspx", "index.txt", "index.odt", "default.odt", "index.dbk", "default.dbk"]
valid_fallback_path = None
separator = "/"
if path.endswith("/"):
separator = ""
for fallback in fallbacks:
fallback_path = path+separator+fallback
if fallback_path in session[conversion_id]:
valid_fallback_path = fallback_path
break
if valid_fallback_path is None:
raise bottle.HTTPError(code=404)
path = valid_fallback_path
extension = os.path.splitext(path)[1]
if extension == ".odt":
bottle.response.content_type = filetypes[".html"]
link_html = 'click here to download %s' % cgi.escape(os.path.basename(path))
thumbnail_path = "%s/thumbnail.png" % path[0:path.rfind("/")]
if thumbnail_path in session[conversion_id]:
link_html = '<img src="thumbnail.png"><br>' + link_html
return '<!DOCTYPE html><html><head><title>%s</title><style type="text/css">body{font-family:sans-serif;font-size:small} a{text-decoration:none} p{text-align:center} img{clear:both;border: solid 1px #cccccc}</style></head><body><p><a href="%s">%s</a></p></body></html>' % (
cgi.escape(path),
cgi.escape(os.path.basename(path)),
link_html
)
extension = os.path.splitext(path)[1]
if extension in filetypes:
bottle.response.content_type = filetypes[extension]
else:
bottle.response.content_type = "text/plain"
return session[conversion_id][path]
@bottle.route('/conversions-zip/:conversion_id')
def conversion_zip(conversion_id):
session_manager = lib.bottlesession.bottlesession.PickleSession()
session = session_manager.get_session()
if conversion_id not in session: # They don't have authorisation
raise bottle.HTTPError(code=404)
bottle.response.content_type = 'application/zip'
bottle.response.headers['Content-Disposition'] = 'attachment; filename="%s.zip"' % session[conversion_id].get_zip_name()
return session[conversion_id].to_zip().getvalue()
@bottle.route('/libreoffice-status', method='GET')
def libreoffice_status():
return bottle.json_dumps( {"libreoffice-status":core.docvert_libreoffice.checkLibreOfficeStatus()} )
@bottle.route('/tests', method='GET')
@bottle.view('tests')
def tests():
return core.docvert.get_all_pipelines()
@bottle.route('/web-service/tests/:test_id', method='GET')
def web_service_tests(test_id):
suppress_error = bottle.request.GET.get('suppress_error') == "true"
storage = core.docvert_storage.storage_memory_based()
error_message = None
if suppress_error:
try:
core.docvert.process_pipeline(None, test_id, "tests", None, storage)
except Exception as exception:
bottle.response.content_type = "text/plain"
class_name = "%s" % type(exception).__name__
return bottle.json_dumps([{"status":"fail", "message": "Unable to run tests due to exception. <%s> %s" % (class_name, exception)}])
else:
try:
core.docvert.process_pipeline(None, test_id, "tests", None, storage)
except (core.docvert_exception.debug_exception, core.docvert_exception.debug_xml_exception) as exception:
bottle.response.content_type = exception.content_type
return exception.data
return bottle.json_dumps(storage.tests)
@bottle.route('/tests/', method='GET')
def tests_wrongdir():
bottle.redirect('/tests')
@bottle.route('/3rdparty/sscdocapi')
def third_party_sscdocapi():
return bottle.static_file('sscdocapi.html', root='%s/core/3rd-party/' % docvert_root)
try:
bottle.run(host=host, port=port, quiet=False)
except socket.error as e:
if 'address already in use' in str(e).lower():
print('ERROR: %s:%i already in use.\nTry another port? Use command line parameter -H HOST or -p PORT to change it.' % (host, port))
else:
raise