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from flask import Flask, render_template, request, flash, Response, make_response
app = Flask(__name__)
app.secret_key = 'some_secret' #TODO set secret
state = {
"host": "",
"username": "",
"password": "",
"roottype": "",
"results": [],
"results_export":[]
}
@app.route("/server_settings")
def server_settings():
return render_template("server_settings.html", state=state)
@app.route("/")
def step1():
from xsa.datatypereader import get_root_types, get_fields
root_types = get_root_types()
roottypefields = ()
if state["roottype"]:
roottypefields = get_fields(state["roottype"])
import json
roottypefieldsjson = json.dumps(roottypefields, indent=2)
return render_template("step1.html", state=state, roottypes=root_types,
roottypefields=roottypefields, roottypefieldsjson=roottypefieldsjson)
@app.route("/set_chart_field", methods=["GET"])
def set_chart_field():
from xsa.chart import count_substrings
from xsa.datatypereader import get_field_key_by_label
import json
field_label = request.args.get("f")
field_key = get_field_key_by_label(state["roottype"], field_label)
strings = []
for r in state["results"]:
strings.append(r[field_key])
substrings = request.args.get("s").split(',')
data_dict=[]
for c in count_substrings(substrings, strings):
new_dict = {}
new_dict['count'] = c[1]
new_dict['label'] = c[0]
data_dict.append(new_dict)
data_json = json.dumps(data_dict)
width=request.args.get("w")
return render_template("chart.html", chart_data=data_json, chart_max=len(state["results"]), chart_width=width)
@app.route("/set_root_type", methods=["GET"])
def set_root_type():
state["roottype"] = request.args.get("t")
from xsa.datatypereader import get_root_types, get_fields
root_types = get_root_types()
roottypefields = ()
roottypefieldsjson = {}
if state["roottype"]:
roottypefields = get_fields(state["roottype"])
import json
roottypefieldsjson = json.dumps(roottypefields, indent=2)
return render_template("step1_1.html", state=state, roottypes=root_types,
roottypefields=roottypefields, roottypefieldsjson=roottypefieldsjson)
#TODO Funktionen zusammenführen
#MODEL: [{"operator":"AND","children":[{"name":"Type","predicate":"LIKE","value":"%t1%","idx":"0","field":"xnat:mrScanData/TYPE"}]}]
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@app.route("/results")
def results(res):
from xsa.datatypereader import get_field_label_by_key
from xsa.queries import prepare_rest
from xsa.datatypereader import get_rest
from xsa.datatypereader import get_comparison_extra_source
from urllib.parse import quote
import json
if state["roottype"] and res is not None:
roottypefields=[]
for h in res.headers():
roottypefields.append({'key': h, 'label':get_field_label_by_key(state["roottype"], h)})
rest_downl = ""
try:
rest_downl = get_rest(state["roottype"])
for r in res:
r['rest'] = quote(prepare_rest(r, rest_downl, state["host"]))
except:
pass
rest_adddata = ""
try:
rest_adddata = get_comparison_extra_source(state["roottype"])
except:
pass
return render_template("results.html", state=state, results=res, resultcount=len(res), roottypefields=roottypefields, rest_downl=rest_downl, rest_adddata= rest_adddata)
else:
flash("No root-type was chosen and/or no search-results are available.")
@app.route("/download", methods=["GET"])
def download():
from xsa.queries import download_file_iter
url = request.args.get("url")
creds = state["username"], state["password"]
response = Response(download_file_iter(url, creds), mimetype='application/zip')
response.headers["Content-Disposition"] = "attachment; filename=test.zip"#TODO rename file
return response
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def adjust_constraints(list, parent):
for item in list:
if isinstance(item, dict):
for key in item:
if key=='operator':
child = []
child.append(item['operator'])
adjust_constraints(item['children'], child)
parent.append(child)
elif key=='field':
parent.append((item['field'], item['predicate'], item['value']))
else:
pass
else:
pass
@app.route("/send_query", methods=["POST", "GET"])
def send_query():
import json
from xsa.queries import search_for
#TODO show message: sending query...
constraints=[]
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adjust_constraints(json.loads(request.form.get("model")), constraints)
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search_fields = json.loads(request.form.get("fields"))
state["host"] = json.loads(request.form.get("host"))
state["username"] = json.loads(request.form.get("user"))
state["password"] = json.loads(request.form.get("passw"))
res = search_for(state["host"], state["roottype"], constraints, search_fields, state["username"], state["password"])
if res is None:
flash("Something went wrong. Check the connection to your server and your query.")
return step1()
else:
state["results"] = res
state["results_export"] = res
return results(res)
@app.route("/get_adddata", methods=["POST", "GET"])
def get_adddata():
from xsa.queries import query_for_additional_data
from xsa.datatypereader import get_comparison_extra_source
rest = get_comparison_extra_source(state["roottype"])
new_data_sets = []
for result in state["results"]:
new_data_sets.append(query_for_additional_data(rest, result, state["host"], (state["username"], state["password"])))
keys = []
for data_set in new_data_sets:
for key in data_set.keys():
keys.append(key)
new_result = []
for data_set in new_data_sets:
dic = {}
for key in keys:
try:
dic[key] = data_set[key]
except:
dic[key] = "N/A"
new_result.append(dic)
from xsa.jsonutil import JsonTable
state["results"] = JsonTable(new_result)
state["results_export"] = JsonTable(new_result)
print("FINISHED")
return results(state["results"])
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@app.route("/downl_query", methods=["POST", "GET"])
def downl_query():
from datetime import datetime
from xsa.datatypereader import get_field_label_by_field
import json
root = state["roottype"]
from urllib.parse import unquote
constraints = []
adjust_constraints(json.loads(unquote(request.form.get("model"))), constraints)
labels = []
for f in json.loads(unquote(request.form.get("fields"))):
labels.append(get_field_label_by_field(root, f))
# auslagern (selber code steht in xsagtk.main_controller):
root_key = 'root'
query_key = 'query'
labels_key = 'labels'
data = {}
data.update({root_key: root})
data.update({query_key: constraints})
data.update({labels_key: labels})
response = Response(json.dumps(data), mimetype='application/json')
filename= "query_%s" % str(datetime.now())
response.headers["Content-Disposition"] = "attachment; filename="+filename
return response
@app.route("/downl_csv", methods=["POST", "GET"])
def download_csv():
from datetime import datetime
response = Response(state['results_export'].dumps_csv(","), mimetype='text/csv')
filename= "search_export_%s.csv" % str(datetime.now())
response.headers["Content-Disposition"] = "attachment; filename="+filename #TODO rename file
return response
def start_web_gui(args):
if args.host:
state["host"] = args.host
if args.user:
state["username"], _, state["password"] = args.user.partition(":")
app.debug=True
app.run()