<%! import csv import sys from io import StringIO from galaxy.exceptions import RequestParameterInvalidException MAX_SIZE = 100000 # 100 KB, empirically the largest value I can render on my browser (m2 mac, chrome) %> <% def create_option(option, value, selected): return '\t\t\n'.format(value, " selected" if selected else "", option) def create_options(header): default_colour = 2 default_data_start = 5 colour_options = "" for i in range(default_data_start): selected = False if i == default_colour: selected = True colour_options += create_option(header[i], i, selected) start_options = "" for i in range(len(header) - 2): selected = False if i == default_data_start: selected = True start_options += create_option(i, i, selected) return colour_options, start_options def load_data(): lines = [] size = 0 for line in hda.datatype.dataprovider(hda, 'line', comment_char=none, provide_blank=True, strip_lines=False, strip_newlines=True): size += len(line) if size > MAX_SIZE: raise RequestParameterInvalidException("Dataset too large to render, dataset must be less than 100 KB in size.") lines.append(line) dialect = csv.Sniffer().sniff("\n".join(lines)) table = csv.reader(lines, dialect) data = "[" for i, row in enumerate(table): if i == 0: header = row data += "\t" + str(row) + ",\n" data += "];\n" return data, header root = h.url_for("/static/") app_root = root + "plugins/visualizations/PCA_3Dplot/static/" data, header = load_data() colour_options, start_options = create_options(header) %> ## ---------------------------------------------------------------------------- ${h.javascript_link(app_root + "dist/d3.min.js")} ${h.javascript_link(app_root + "dist/plotly.min.js")} ${h.javascript_link(app_root + "dist/pca.min.js")} ${h.javascript_link(app_root + "script.js")} ${h.stylesheet_link(app_root + "style.css")}