from __future__ import absolute_import, division, print_function import sys print("sys.path is:", sys.path) import csv import StringIO # Todo: Use cStringIO? import gc import cPickle as pickle import simplejson as json #import json import yaml #Switching from Redis to StrictRedis; might cause some issues import redis Redis = redis.StrictRedis() import flask import sqlalchemy #import config from wqflask import app from flask import (render_template, request, make_response, Response, Flask, g, config, jsonify, redirect, url_for) from wqflask import search_results from base.data_set import DataSet # Used by YAML in marker_regression from base.data_set import create_datasets_list from wqflask.show_trait import show_trait from wqflask.show_trait import export_trait_data from wqflask.marker_regression import marker_regression from wqflask.interval_mapping import interval_mapping from wqflask.correlation import show_corr_results from wqflask.correlation_matrix import show_corr_matrix from wqflask.correlation import corr_scatter_plot from utility import temp_data from wqflask.dataSharing import SharingInfo, SharingInfoPage from base import webqtlFormData from utility.benchmark import Bench from pprint import pformat as pf from wqflask import user_manager from wqflask import collect #import logging #logging.basicConfig(filename="/tmp/gn_log", level=logging.INFO) #_log = logging.getLogger("correlation") @app.before_request def connect_db(): g.db = sqlalchemy.create_engine(app.config['DB_URI']) #@app.before_request #def trace_it(): # from wqflask import tracer # tracer.turn_on() @app.route("/") def index_page(): print("Sending index_page") #create_datasets_list() #key = "all_datasets" #result = Redis.get(key) #if result: # print("Cache hit!!!") # result = pickle.loads(result) #else: # with Bench("Creating DataSets object"): # ds = DataSets() # Redis.set(key, pickle.dumps(result, pickle.HIGHEST_PROTOCOL)) # Redis.expire(key, 2*60) #print("[orange] ds:", ds.datasets) return render_template("index_page.html") @app.route("/data_sharing") def data_sharing_page(): print("In data_sharing") fd = webqtlFormData.webqtlFormData(request.args) print("1Have fd") sharingInfoObject = SharingInfo.SharingInfo(request.args['GN_AccessionId'], None) info, htmlfilelist = sharingInfoObject.getBody(infoupdate="") print("type(htmlfilelist):", type(htmlfilelist)) htmlfilelist = htmlfilelist.encode("utf-8") #template_vars = SharingInfo.SharingInfo(request.args['GN_AccessionId'], None) print("1 Made it to rendering") return render_template("data_sharing.html", info=info, htmlfilelist=htmlfilelist) @app.route("/search", methods=('GET',)) def search_page(): print("in search_page") if 'info_database' in request.args: print("Going to sharing_info_page") template_vars = sharing_info_page() if template_vars.redirect_url: print("Going to redirect") return flask.redirect(template_vars.redirect_url) else: return render_template("data_sharing.html", **template_vars.__dict__) else: key = "search_results:v5:" + json.dumps(request.args, sort_keys=True) print("key is:", pf(key)) with Bench("Loading cache"): result = Redis.get(key) if result: print("Cache hit!!!") with Bench("Loading results"): result = pickle.loads(result) else: print("calling search_results.SearchResultPage") print("request.args is", request.args) the_search = search_results.SearchResultPage(request.args) result = the_search.__dict__ print("result: ", pf(result)) Redis.set(key, pickle.dumps(result, pickle.HIGHEST_PROTOCOL)) Redis.expire(key, 60*60) if result['quick']: return render_template("quick_search.html", **result) else: return render_template("search_result_page.html", **result) @app.route("/whats_new") def whats_new_page(): #variables = whats_new.whats_new() with open("/home/sam/gene/wqflask/wqflask/yaml_data/whats_new.yaml") as fh: contents = fh.read() yamilized = yaml.safe_load(contents) news_items = yamilized['news'] for news_item in news_items: print("\nnews_item is: %s\n" % (news_item)) return render_template("whats_new.html", news_items=news_items) @app.route('/export_trait_csv', methods=('POST',)) def export_trait_excel(): """Excel file consisting of the sample data from the trait data and analysis page""" print("In export_trait_excel") print("request.form:", request.form) sample_data = export_trait_data.export_sample_table(request.form) print("sample_data - type: %s -- size: %s" % (type(sample_data), len(sample_data))) buff = StringIO.StringIO() writer = csv.writer(buff) for row in sample_data: writer.writerow(row) csv_data = buff.getvalue() buff.close() return Response(csv_data, mimetype='text/csv', headers={"Content-Disposition":"attachment;filename=test.csv"}) @app.route('/export_trait_csv', methods=('POST',)) def export_trait_csv(): """CSV file consisting of the sample data from the trait data and analysis page""" print("In export_trait_csv") print("request.form:", request.form) sample_data = export_trait_data.export_sample_table(request.form) print("sample_data - type: %s -- size: %s" % (type(sample_data), len(sample_data))) buff = StringIO.StringIO() writer = csv.writer(buff) for row in sample_data: writer.writerow(row) csv_data = buff.getvalue() buff.close() return Response(csv_data, mimetype='text/csv', headers={"Content-Disposition":"attachment;filename=test.csv"}) @app.route("/show_trait") def show_trait_page(): # Here it's currently too complicated not to use an fd that is a webqtlFormData #fd = webqtlFormData.webqtlFormData(request.args) #print("stp y1:", pf(vars(fd))) template_vars = show_trait.ShowTrait(request.args) #print("js_data before dump:", template_vars.js_data) template_vars.js_data = json.dumps(template_vars.js_data, default=json_default_handler, indent=" ") # Sorting the keys messes up the ordered dictionary, so don't do that #sort_keys=True) #print("js_data after dump:", template_vars.js_data) #print("show_trait template_vars:", pf(template_vars.__dict__)) return render_template("show_trait.html", **template_vars.__dict__) @app.route("/marker_regression", methods=('POST',)) def marker_regression_page(): initial_start_vars = request.form temp_uuid = initial_start_vars['temp_uuid'] wanted = ( 'trait_id', 'dataset', 'method', 'suggestive', 'maf' ) start_vars = {} for key, value in initial_start_vars.iteritems(): if key in wanted or key.startswith(('value:')): start_vars[key] = value version = "v1" key = "marker_regression:{}:".format(version) + json.dumps(start_vars, sort_keys=True) print("key is:", pf(key)) with Bench("Loading cache"): result = Redis.get(key) #print("************************ Starting result *****************") #print("result is [{}]: {}".format(type(result), result)) #print("************************ Ending result ********************") if result: print("Cache hit!!!") with Bench("Loading results"): result = pickle.loads(result) else: print("Cache miss!!!") template_vars = marker_regression.MarkerRegression(start_vars, temp_uuid) template_vars.js_data = json.dumps(template_vars.js_data, default=json_default_handler, indent=" ") result = template_vars.__dict__ print("DATASET:", pf(result['dataset'])) for item in template_vars.__dict__.keys(): print(" ---**--- {}: {}".format(type(template_vars.__dict__[item]), item)) #causeerror #qtl_length = len(result['js_data']['qtl_results']) #print("qtl_length:", qtl_length) pickled_result = pickle.dumps(result, pickle.HIGHEST_PROTOCOL) print("pickled result length:", len(pickled_result)) Redis.set(key, pickled_result) Redis.expire(key, 60*60) with Bench("Rendering template"): rendered_template = render_template("marker_regression.html", **result) return rendered_template @app.route("/export", methods = ('POST',)) def export(): print("request.form:", request.form) svg_xml = request.form.get("data", "Invalid data") filename = request.form.get("filename", "manhattan_plot_snp") response = Response(svg_xml, mimetype="image/svg+xml") response.headers["Content-Disposition"] = "attchment; filename=%s"%filename return response @app.route("/export_pdf", methods = ('POST',)) def export_pdf(): import cairosvg print("request.form:", request.form) svg_xml = request.form.get("data", "Invalid data") print("svg_xml:", svg_xml) filename = request.form.get("filename", "interval_map_pdf") filepath = "/home/zas1024/gene/wqflask/output/"+filename pdf_file = cairosvg.svg2pdf(bytestring=svg_xml) response = Response(pdf_file, mimetype="application/pdf") response.headers["Content-Disposition"] = "attchment; filename=%s"%filename return response @app.route("/interval_mapping", methods=('POST',)) def interval_mapping_page(): initial_start_vars = request.form temp_uuid = initial_start_vars['temp_uuid'] wanted = ( 'trait_id', 'dataset', 'mapping_method', 'chromosome', 'num_permutations', 'do_bootstraps', 'display_additive', 'default_control_locus', 'control_locus' ) start_vars = {} for key, value in initial_start_vars.iteritems(): if key in wanted or key.startswith(('value:')): start_vars[key] = value version = "v11" key = "interval_mapping:{}:".format(version) + json.dumps(start_vars, sort_keys=True) print("key is:", pf(key)) with Bench("Loading cache"): result = Redis.get(key) if result: print("Cache hit!!!") with Bench("Loading results"): result = pickle.loads(result) else: print("Cache miss!!!") template_vars = interval_mapping.IntervalMapping(start_vars, temp_uuid) template_vars.js_data = json.dumps(template_vars.js_data, default=json_default_handler, indent=" ") result = template_vars.__dict__ for item in template_vars.__dict__.keys(): print(" ---**--- {}: {}".format(type(template_vars.__dict__[item]), item)) #causeerror Redis.set(key, pickle.dumps(result, pickle.HIGHEST_PROTOCOL)) Redis.expire(key, 60*60) with Bench("Rendering template"): rendered_template = render_template("interval_mapping.html", **result) return rendered_template @app.route("/corr_compute", methods=('POST',)) def corr_compute_page(): print("In corr_compute, request.form is:", pf(request.form)) #fd = webqtlFormData.webqtlFormData(request.form) template_vars = show_corr_results.CorrelationResults(request.form) return render_template("correlation_page.html", **template_vars.__dict__) @app.route("/corr_matrix", methods=('POST',)) def corr_matrix_page(): print("In corr_matrix, request.form is:", pf(request.form)) template_vars = show_corr_matrix.CorrelationMatrix(request.form) template_vars.js_data = json.dumps(template_vars.js_data, default=json_default_handler, indent=" ") return render_template("correlation_matrix.html", **template_vars.__dict__) @app.route("/corr_scatter_plot") def corr_scatter_plot_page(): template_vars = corr_scatter_plot.CorrScatterPlot(request.args) template_vars.js_data = json.dumps(template_vars.js_data, default=json_default_handler, indent=" ") return render_template("corr_scatterplot.html", **template_vars.__dict__) #@app.route("/int_mapping", methods=('POST',)) #def interval_mapping_page(): # template_vars = interval_mapping.IntervalMapping(request.args) # return render_template("interval_mapping.html", **template_vars.__dict__) # Todo: Can we simplify this? -Sam def sharing_info_page(): """Info page displayed when the user clicks the "Info" button next to the dataset selection""" print("In sharing_info_page") fd = webqtlFormData.webqtlFormData(request.args) template_vars = SharingInfoPage.SharingInfoPage(fd) return template_vars # Take this out or secure it before putting into production @app.route("/get_temp_data") def get_temp_data(): temp_uuid = request.args['key'] return flask.jsonify(temp_data.TempData(temp_uuid).get_all()) ################################################################################################### ########################################################################## def json_default_handler(obj): '''Based on http://stackoverflow.com/a/2680060/1175849''' # Handle datestamps if hasattr(obj, 'isoformat'): return obj.isoformat() # Handle integer keys for dictionaries elif isinstance(obj, int): return str(int) # Handle custom objects if hasattr(obj, '__dict__'): return obj.__dict__ #elif type(obj) == "Dataset": # print("Not going to serialize Dataset") # return None else: raise TypeError, 'Object of type %s with value of %s is not JSON serializable' % ( type(obj), repr(obj))