def getRiMappedImage(case_id, index_1, index_2):
#if username is in session then the call is web call, so use that username
if 'username' in session and len(session['username']) > 0:
username = session['username']
elif 'key' not in request.args or len(request.args['key']) == 0:
abort(403)
return ""
else:
auth_result = Auth.checkKeyValidity(request.args['key'])
if not auth_result['valid']:
abort(403)
return ""
username = auth_result['username']
if not PatientCases.userHasAuthentication(case_id, username):
abort(403)
return ""
#TODO get the ri-buffer from a controller module and send it to the Response
#for testing only
f = PatientCases.findImage(case_id, index_1, index_2)
if f == None:
abort(404)
buffer = Conversions(f['disk_filename']).dicomToRIColoredImage()
return Response(buffer, mimetype='image/jpeg')
def getAllCaseImages(case_id):
result = {'error': {}}
#if username is in session then the call is web call, so use that username
if 'username' in session and len(session['username']) > 0:
username = session['username']
else:
if 'key' not in request.args or len(request.args['key']) == 0:
result['error']['error'] = True
result['error']['error_msgessage'] = "key not specified"
return jsonify(result)
auth_result = Auth.checkKeyValidity(request.args['key'])
if not auth_result['valid']:
result['error']['error'] = True
result['error']['error_msgessage'] = "key not valid"
return jsonify(result)
username = auth_result['username']
if not PatientCases.userHasAuthentication(case_id, username):
result['error']['error'] = True
result['error'][
'error_msgessage'] = "logged in user do not have permission to acccess this case"
return jsonify(result)
case_result = PatientCases.findCase(case_id)
if case_result == None:
result['error']['error'] = True
result['error']['error_msgessage'] = "Case id not valid"
return jsonify(result)
#Now that the authentication is done process the result and respond according to the api refference
#take the files from the case result
files = case_result['files']
result['error']['error'] = False
result['images'] = []
i = 0 #to keep track of index_1
for file in files:
series = {}
series['series_description'] = file['series_description']
series['series_time'] = file['series_time']
series['images'] = []
j = 0 #to keep track of index_2
for image in file['images']:
img = {}
img['filename'] = image['org_filename']
img['url'] = BASE_URL + url_for('patient_cases_api.getImage',
case_id=case_id,
index_1=i,
index_2=j)
j += 1
series['images'].append(img)
i += 1
result['images'].append(series)
return jsonify(result)
def getSeriesRiImages(case_id, index_1):
result = {'error': {}}
#if username is in session then the call is web call, so use that username
if 'username' in session and len(session['username']) > 0:
username = session['username']
else:
if 'key' not in request.args or len(request.args['key']) == 0:
result['error']['error'] = True
result['error']['error_msgessage'] = "key not specified"
return jsonify(result)
auth_result = Auth.checkKeyValidity(request.args['key'])
if not auth_result['valid']:
result['error']['error'] = True
result['error']['error_msgessage'] = "key not valid"
return jsonify(result)
username = auth_result['username']
if not PatientCases.userHasAuthentication(case_id, username):
result['error'][
'error_msgessage'] = "logged in user do not have permission to acccess this case"
return jsonify(result)
series_result = PatientCases.findSeries(case_id, index_1)
if series_result == None:
result['error']['error'] = True
result['error']['error_msgessage'] = "Case id not valid"
return jsonify(result)
if 't2' not in series_result[
'series_description'] and 'T2' not in series_result[
'series_description']:
result['error']['error'] = True
result['error'][
'error_msgessage'] = "The series selected is not a T2 series. Cannot be RI mapped"
return jsonify(result)
result['error']['error'] = False
result['images'] = []
i = 0
for image in series_result['images']:
img = {}
img['filename'] = image['org_filename']
img['url'] = BASE_URL + url_for('patient_cases_api.getRiMappedImage',
case_id=case_id,
index_1=index_1,
index_2=i)
i += 1
result['images'].append(img)
return jsonify(result)
def uploadAnlysis(case_id, index_1, index_2, analysis_id, analysis_index):
response = {"error": {}}
#if username is in session then the call is web call, so use that username
if 'username' in session and len(session['username']) > 0:
username = session['username']
else:
if 'key' not in request.form or len(request.form['key']) == 0:
response['error']['error'] = True
response['error']['error_message'] = "key not specified"
return jsonify(response)
auth_result = Auth.checkKeyValidity(request.form['key'])
if not auth_result['valid']:
response['error']['error'] = True
response['error']['error_message'] = "key not valid"
return jsonify(response)
username = auth_result['username']
if 'actual_result' not in request.form or len(
request.form['actual_result']) == 0:
response['error']['error'] = True
response['error'][
'error_message'] = "field actual_result is not present"
return jsonify(response)
actual_result = request.form['actual_result']
if actual_result not in [
'normal', 'csf', 'edma', 'MS', 'cyst', 'glioma', 'glioblastoma',
'lymphoma', 'metastesis'
]:
response['error']['error'] = True
response['error']['error_message'] = "actual_result not valid"
return jsonify(response)
res = AnalysisResult.setActualResult(analysis_id, analysis_index,
actual_result)
if res == True:
response['error']['error'] = False
return jsonify(response)
else:
response['error']['error'] = True
response['error']['error_message'] = "analysis id might be invalid"
return jsonify(response)
def login():
result = {}
if 'username' not in request.form or 'password' not in request.form:
result['error'] = True
return redirect(url_for('auth.auth'), 302, result)
username = request.form['username']
password = hashlib.sha512(request.form['password']).hexdigest()
# checking for authentication
auth_resp = Auth.authorize(username, password)
session['username'] = username
if auth_resp['success']:
return redirect(url_for('auth.dashboard'))
else:
result['error'] = True
return redirect(url_for('auth.auth'), 302, result)
def getKey():
response = {}
if 'username' not in request.form or 'password' not in request.form:
response['error'] = True
return jsonify(response)
username = request.form['username']
password = hashlib.sha512(request.form['password']).hexdigest()
#checking for authentication
auth_resp = Auth.authorize(username, password)
if auth_resp['success']:
response['error'] = False
response['key'] = auth_resp['key']
else:
response['error'] = True
return jsonify(response)
def spectroscopy():
result = {
'error' : {}
}
#if username is in session then the call is web call, so use that username
if 'username' in session and len(session['username']) > 0:
username = session['username']
else:
if 'key' not in request.args or len(request.args['key']) == 0:
result['error']['error'] = True
result['error']['error_message'] = "key not specified"
return jsonify(result)
auth_result = Auth.checkKeyValidity(request.args['key'])
if not auth_result['valid']:
result['error']['error'] = True
result['error']['error_message'] = "key not valid"
return jsonify(result)
#Authentication is done
if 'pixel' not in request.args:
result['error']['error'] = True
result['error']['error_message'] = "pixel not provided"
return jsonify(result)
elif not request.args['pixel'].isdigit() or int(request.args['pixel']) > 255 or int(request.args['pixel']) < 0:
result['error']['error'] = True
result['error']['error_message'] = "invalid pixel"
return jsonify(result)
elif int(request.args['pixel']) < 85:
result['error']['error'] = True
result['error']['error_message'] = "spectroscopy not available"
return jsonify(result)
result['error']['error'] = False
result['x']=(0,0.5,0.8,1.3,1.4,1.5,1.6,1.8,2,2.4,2.6,2.8,3,3.2,3.4,3.6,3.7,3.9,4,4.4)
result['y']=spectDisc[int(request.args['pixel'])]
result['labels'] =('','','LIP','','LAC','','','','NAA','GLM','','','CR','','CHO','','MI','','CR2','')
return jsonify(result)
def changePassword():
response = {}
if 'key' not in request.form or 'old-password' not in request.form or 'new-password' not in request.form:
response['error'] = True
response['error_msg'] = 'All fields are mandetory'
return jsonify(response)
key = request.form['key']
old_password = request.form['old-password']
new_password = request.form['new-password']
auth_resp = Auth.checkKeyValidity(key)
if not auth_resp['valid']:
response['error'] = True
response['error_msg'] = 'Invalid API key'
return jsonify(response)
username = auth_resp['username']
if old_password == "" or new_password == "":
response['error'] = True
response['error_msg'] = 'Empty parameters'
return jsonify(response)
if len(new_password) < 6:
response['error'] = True
response['error_msg'] = 'Length of password must be atleast 6'
return jsonify(response)
old_password = hashlib.sha512(old_password).hexdigest()
new_password = hashlib.sha512(new_password).hexdigest()
if not User.passwordValid(username, old_password):
response['error'] = True
response['error_msg'] = 'Old password not valid'
return jsonify(response)
User.changePassword(username, new_password)
response['error'] = False
return jsonify(response)
def getImageCount(case_id, index_1):
result = {'error': {}}
#if username is in session then the call is web call, so use that username
if 'username' in session and len(session['username']) > 0:
username = session['username']
else:
if 'key' not in request.args or len(request.args['key']) == 0:
result['error']['error'] = True
result['error']['error_msgessage'] = "key not specified"
return jsonify(result)
auth_result = Auth.checkKeyValidity(request.args['key'])
if not auth_result['valid']:
result['error']['error'] = True
result['error']['error_msgessage'] = "key not valid"
return jsonify(result)
username = auth_result['username']
if not PatientCases.userHasAuthentication(case_id, username):
result['error']['error'] = True
result['error'][
'error_msgessage'] = "logged in user do not have permission to acccess this case"
return jsonify(result)
series_result = PatientCases.findSeries(case_id, index_1)
if series_result == None:
result['error']['error'] = True
result['error']['error_msgessage'] = "Case id not valid"
return jsonify(result)
result['error']['error'] = False
result['count'] = len(series_result['images'])
return jsonify(result)
def analyseSingleImage(case_id, index_1, index_2):
result = {'error': {'error': False}}
#if username is in session then the call is web call, so use that username
if 'username' in session and len(session['username']) > 0:
username = session['username']
elif 'key' not in request.args or len(request.args['key']) == 0:
abort(403)
return ""
else:
auth_result = Auth.checkKeyValidity(request.args['key'])
if not auth_result['valid']:
abort(403)
return ""
username = auth_result['username']
if not PatientCases.userHasAuthentication(case_id, username):
abort(403)
return ""
f = PatientCases.findImage(case_id, index_1, index_2)
if f == None:
return abort(404)
result['error']['error'] = False
if 're_analysis' not in request.args or request.args[
're_analysis'] == 'false':
analysis = AnalysisResult.findByCase(case_id, index_1, index_2)
if analysis == None:
flag = True
else:
analysis['error'] = result['error']
analysis['analysis_image'] = BASE_URL + url_for(
'patient_cases_api.analysisImage',
case_id=case_id,
index_1=index_1,
index_2=index_2,
analysis_id=str(analysis['_id']))
#pop fields that are not required as response to api
analysis_index = 0
for infected_area in analysis['infected_areas']:
#pop fields that are not required as response to api
infected_area.pop('points')
infected_area.pop('box_width')
infected_area.pop('box_height')
#add the update url
infected_area['update_actual_result_url'] = BASE_URL + url_for(
'patient_cases_api.uploadAnlysis',
case_id=case_id,
index_1=index_1,
index_2=index_2,
analysis_id=str(analysis['_id']),
analysis_index=analysis_index)
analysis_index += 1
#pop fields that are not required as response to api
analysis.pop('_id')
analysis.pop('case_id')
analysis.pop('index_1')
analysis.pop('index_2')
return jsonify(analysis)
else:
flag = True
if flag:
dicom = Conversions(f['disk_filename'])
cluster = SingleClusterer(dicom)
result['infected_areas'] = []
infected_areas = []
AnalysisResult.delete(case_id, index_1, index_2)
for _disease_key in cluster.diseases.keys():
disease_clusters = cluster.diseases_clusters[_disease_key]
if len(disease_clusters.keys()) > 0:
for disease_cluster_key in disease_clusters.keys():
c = disease_clusters[disease_cluster_key]
c.compute()
#c.searchForDiseases()
i_area = {}
i_area['detected_result'] = _disease_key
i_area['coordinate'] = c.p1
i_area['area'] = c.getTightArea()
i_area['tumor_width'] = c.tumorwidth
i_area['tumor_height'] = c.tumorheight
i_area['average_chemical_composition'] = {
'x': (0, 0.5, 0.8, 1.3, 1.4, 1.5, 1.6, 1.8, 2, 2.4,
2.6, 2.8, 3, 3.2, 3.4, 3.6, 3.7, 3.9, 4, 4.4),
'y':
c.getAverageChemicalComposition(),
'labels':
('', '', 'LIP', '', 'LAC', '', '', '', 'NAA', 'GLM',
'', '', 'CR', '', 'CHO', '', 'MI', '', 'CR2', '')
}
infected_areas.append(
InfectedAreas((c.p1[0], c.p1[1]), c.getWidth(),
c.getHeight(), c.tumorwidth,
c.tumorheight,
i_area['average_chemical_composition'],
c.getArea(), _disease_key, c.elements))
result['infected_areas'].append(i_area)
#result['diseases'].append(disease)
if len(infected_areas) != 0:
analysisResult = AnalysisResult(case_id, index_1, index_2,
infected_areas)
analysis_id = analysisResult.save()
result['analysis_image'] = BASE_URL + url_for(
'patient_cases_api.analysisImage',
case_id=case_id,
index_1=index_1,
index_2=index_2,
analysis_id=analysis_id)
analysis_index = 0
for infected_area in result['infected_areas']:
infected_area['update_actual_result_url'] = BASE_URL + url_for(
'patient_cases_api.uploadAnlysis',
case_id=case_id,
index_1=index_1,
index_2=index_2,
analysis_id=analysis_id,
analysis_index=analysis_index)
analysis_index += 1
return jsonify(result)
def getAllCases():
result = {'error': {}}
#if username is in session then the call is web call, so use that username
if 'username' in session and len(session['username']) > 0:
username = session['username']
else:
if 'key' not in request.args or len(request.args['key']) == 0:
result['error']['error'] = True
result['error']['error_msgessage'] = "key not specified"
return jsonify(result)
auth_result = Auth.checkKeyValidity(request.args['key'])
if not auth_result['valid']:
result['error']['error'] = True
result['error']['error_msgessage'] = "key not valid"
return jsonify(result)
username = auth_result['username']
if 'page' in request.args:
page = int(request.args['page'])
else:
page = None
result['error']['error'] = False
result['cases'] = []
cases = PatientCases.find(username, page)
#return str(cases)
if cases is None:
result['error']['error'] = True
result['error']['error_msgessage'] = "No cases found"
return jsonify(result)
for case in cases:
cs = {}
cs['patient_name'] = case['patient_name']
cs['patient_age'] = case['patient_age']
cs['case_id'] = str(case["_id"])
if 'case_name' in case:
cs['case_name'] = case['case_name']
if 'datetime' in case:
cs['datetime'] = case['datetime']
if 'ignore_images' not in request.args or request.args[
'ignore_images'] == 'false':
cs['files'] = []
i = 0
for series in case['files']:
s = {}
s['series_description'] = series['series_description']
s['series_time'] = series['series_time']
j = 0
s['images'] = []
for image in series['images']:
im = {}
im['url'] = BASE_URL + url_for(
'patient_cases_api.getImage',
case_id=str(case["_id"]),
index_1=i,
index_2=j)
im['filename'] = image['org_filename']
s['images'].append(im)
j += 1
cs['files'].append(s)
i += 1
result['cases'].append(cs)
return jsonify(result)
def upload():
response = {"error": {}}
#if username is in session then the call is web call, so use that username
if 'username' in session and len(session['username']) > 0:
username = session['username']
else:
if 'key' not in request.form or len(request.form['key']) == 0:
response['error']['error'] = True
response['error']['error_message'] = "key not specified"
response['error']['error_type'] = "AUTH_ERROR"
return jsonify(response)
auth_result = Auth.checkKeyValidity(request.form['key'])
if not auth_result['valid']:
response['error']['error'] = True
response['error']['error_message'] = "key not valid"
response['error']['error_type'] = "AUTH_ERROR"
return jsonify(response)
username = auth_result['username']
if 'case_name' in request.form:
case_name = request.form['case_name']
else:
case_name = None
uploaded_files = flask.request.files.getlist("files[]")
if len(uploaded_files) == 0:
response['error']['error'] = True
response['error']['error_message'] = "Files not Selected"
response['error']['error_type'] = "PARAMETER_ERROR"
return jsonify(response)
#print uploaded_files
files = []
#directory = '/var/www/temp_uploads/'
directory = UPLOAD_DIR
print "Uploading to directory: " + directory
for f in uploaded_files:
fi = {}
name = os.path.splitext(f.filename)[0]
suffix = time.time()
filename = name + str(suffix)
filename = filename.replace('.', '')
fi['name_on_disk'] = filename
fi['original_name'] = f.filename
files.append(fi)
f.save(os.path.join(directory, filename))
result = Upload(files)
if result.errorPresent:
response['error'] = result.error
return jsonify(response)
else:
#group the images
dv = DicomDirValidator(result.validators)
dicomSeries = []
i = 0
response['images'] = []
for series in dv.series:
images = []
res_images = {}
res_images['series_time'] = series.seriesTime
res_images['series_description'] = series.seriesDescription
res_images['images'] = []
for validator in series.dv:
images.append(
DicomImage(validator['org_filename'],
validator['disk_filename']))
image = {}
image['filename'] = validator['org_filename']
res_images['images'].append(image)
response['images'].append(res_images)
dicomSeries.append(
DicomSeries(series.seriesTime, series.seriesDescription,
images))
case_id = PatientCases(username, case_name, dv.patientName,
dv.patientAge, dicomSeries).save()
response['case_id'] = case_id
response['patient_name'] = dv.patientName
if case_name != None:
response['case_name'] = case_name
response['patient_age'] = dv.patientAge
response['error']['error'] = False
i = 0
for series in response['images']:
j = 0
for image in series['images']:
image['url'] = BASE_URL + url_for('patient_cases_api.getImage',
case_id=response['case_id'],
index_1=i,
index_2=j)
j += 1
i += 1
return jsonify(response)
def testKey(key):
return str(Auth.checkKeyValidity(key))