def specific_params(name=None):
if name in list_converters():
converter = converters.get(name)
output = {
"id": converter.name,
"title": converter.title,
"convert_url": "convert/%s" % (converter.name),
"ct_input": converter.ct_input,
"ct_output": converter.ct_output,
"ct_schema": converter.ct_schema,
"ct_extraparams": converter.extraparams,
"description": converter.description,
"suffix": "",
}
return flask.jsonify(output)
def convert(name):
start = time.time()
document = getattr(flask.request.files.get("file", ""), "stream", None)
if not document:
import StringIO
document = StringIO.StringIO(flask.request.data)
with tempfile.NamedTemporaryFile(delete=False) as tmp:
chunk = True
while chunk:
chunk = document.read(10)
tmp.file.write(chunk)
tmp.file.flush()
tmp.file.seek(0)
file_size = os.path.getsize(tmp.name)
extra_params = flask.request.form.values()
if not extra_params:
extra_params = flask.request.args.values()
needs_additional_files = getattr(converters.get(name), "additional_files", False)
try:
if needs_additional_files:
shx_doc = getattr(flask.request.files.get("shx"), "stream", None)
dbf_doc = getattr(flask.request.files.get("dbf"), "stream", None)
tmp_shx = tempfile.NamedTemporaryFile()
tmp_dbf = tempfile.NamedTemporaryFile()
tmp_shx.file.write(shx_doc.read())
tmp_dbf.file.write(dbf_doc.read())
tmp_shx.file.flush()
tmp_dbf.file.flush()
tmp_shx.file.seek(0)
tmp_dbf.file.seek(0)
extra_params += [tmp_shx.name, tmp_dbf.name]
response = call(name, tmp.name, list(extra_params))
tmp_shx.close()
tmp_dbf.close()
else:
response = call(name, tmp.name, list(extra_params))
except ConversionError as exp:
response = base64.b64encode(exp.output)
status = 500
content_type = converters.get(name).ct_output
except NotImplementedError as exp:
response = ""
status = 404
content_type = "text/plain"
else:
status = 200
content_type = converters.get(name).ct_output
finally:
os.remove(tmp.name)
duration = time.time() - start
log_details = {"name": name, "size": file_size, "mime": content_type, "duration": duration}
logger.info(
(
"\nPost conversion details:\n"
"\tConverter: {name}\n"
"\tFile size: {size} bytes\n"
"\tMime-type: {mime}\n"
"\tDuration: {duration:.4f} seconds"
).format(**log_details)
)
return flask.Response(response, status=status, content_type=content_type)
