author | David Douard <david.douard@logilab.fr> |
Thu, 21 Jul 2016 21:03:25 +0200 | |
branch | 3.22 |
changeset 11441 | 2576d295c66d |
parent 10688 | fa29f3628a1b |
permissions | -rw-r--r-- |
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# copyright 2003-2012 LOGILAB S.A. (Paris, FRANCE), all rights reserved. |
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proper licensing information (LGPL-2.1). Hope I get it right this time.
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# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr |
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proper licensing information (LGPL-2.1). Hope I get it right this time.
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parents:
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# |
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# This file is part of CubicWeb. |
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# |
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# CubicWeb is free software: you can redistribute it and/or modify it under the |
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# terms of the GNU Lesser General Public License as published by the Free |
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# Software Foundation, either version 2.1 of the License, or (at your option) |
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# any later version. |
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# |
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replace logilab-common by CubicWeb in disclaimer
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# CubicWeb is distributed in the hope that it will be useful, but WITHOUT |
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
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# FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more |
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# details. |
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# |
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# You should have received a copy of the GNU Lesser General Public License along |
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# with CubicWeb. If not, see <http://www.gnu.org/licenses/>. |
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"""basic plot views""" |
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__docformat__ = "restructuredtext en" |
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[py3k] replace '_ = unicode' in global scope (closes #7589459)
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from cubicweb import _ |
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|
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from six import add_metaclass |
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[py3k] import range using six.moves
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from six.moves import range |
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|
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from logilab.common.date import datetime2ticks |
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from logilab.common.deprecation import class_deprecated |
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from logilab.common.registry import objectify_predicate |
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use xml_escape
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from logilab.mtconverter import xml_escape |
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|
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from cubicweb.utils import UStringIO, json_dumps |
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from cubicweb.predicates import multi_columns_rset |
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from cubicweb.web.views import baseviews |
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||
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@objectify_predicate |
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def all_columns_are_numbers(cls, req, rset=None, *args, **kwargs): |
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"""accept result set with at least one line and two columns of result |
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all columns after second must be of numerical types""" |
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for etype in rset.description[0]: |
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if etype not in ('Int', 'BigInt', 'Float'): |
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return 0 |
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return 1 |
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||
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@objectify_predicate |
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def second_column_is_number(cls, req, rset=None, *args, **kwargs): |
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etype = rset.description[0][1] |
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if etype not in ('Int', 'BigInt', 'Float'): |
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return 0 |
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return 1 |
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|
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@objectify_predicate |
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def columns_are_date_then_numbers(cls, req, rset=None, *args, **kwargs): |
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etypes = rset.description[0] |
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if etypes[0] not in ('Date', 'Datetime', 'TZDatetime'): |
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return 0 |
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for etype in etypes[1:]: |
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if etype not in ('Int', 'BigInt', 'Float'): |
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return 0 |
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return 1 |
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def filterout_nulls(abscissa, plot): |
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filtered = [] |
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for x, y in zip(abscissa, plot): |
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if x is None or y is None: |
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continue |
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filtered.append( (x, y) ) |
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return sorted(filtered) |
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|
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class PlotWidget(object): |
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# XXX refactor with cubicweb.web.views.htmlwidgets.HtmlWidget |
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def _initialize_stream(self, w=None): |
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if w: |
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self.w = w |
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else: |
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self._stream = UStringIO() |
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self.w = self._stream.write |
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|
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def render(self, *args, **kwargs): |
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w = kwargs.pop('w', None) |
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self._initialize_stream(w) |
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self._render(*args, **kwargs) |
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if w is None: |
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return self._stream.getvalue() |
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|
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def _render(self, *args, **kwargs): |
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raise NotImplementedError |
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|
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|
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@add_metaclass(class_deprecated) |
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class FlotPlotWidget(PlotWidget): |
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"""PlotRenderer widget using Flot""" |
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__deprecation_warning__ = '[3.14] cubicweb.web.views.plots module is deprecated, use the jqplot cube instead' |
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onload = u""" |
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var fig = jQuery('#%(figid)s'); |
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if (fig.attr('cubicweb:type') != 'prepared-plot') { |
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%(plotdefs)s |
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jQuery.plot(jQuery('#%(figid)s'), [%(plotdata)s], |
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{points: {show: true}, |
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lines: {show: true}, |
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grid: {hoverable: true}, |
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/*yaxis : {tickFormatter : suffixFormatter},*/ |
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parents:
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changeset
|
103 |
xaxis: {mode: %(mode)s}}); |
7567
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|
104 |
jQuery('#%(figid)s').data({mode: %(mode)s, dateformat: %(dateformat)s}); |
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|
105 |
jQuery('#%(figid)s').bind('plothover', onPlotHover); |
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changeset
|
106 |
fig.attr('cubicweb:type','prepared-plot'); |
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|
107 |
} |
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|
108 |
""" |
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|
109 |
|
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|
110 |
def __init__(self, labels, plots, timemode=False): |
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|
111 |
self.labels = labels |
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|
112 |
self.plots = plots # list of list of couples |
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|
113 |
self.timemode = timemode |
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|
114 |
|
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|
115 |
def dump_plot(self, plot): |
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|
116 |
if self.timemode: |
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|
117 |
plot = [(datetime2ticks(x), y) for x, y in plot] |
5940
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[uilib] refactor json_dumps code organization
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parents:
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|
118 |
return json_dumps(plot) |
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|
119 |
|
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|
120 |
def _render(self, req, width=500, height=400): |
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|
121 |
if req.ie_browser(): |
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|
122 |
req.add_js('excanvas.js') |
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|
123 |
req.add_js(('jquery.flot.js', 'cubicweb.flot.js')) |
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[py3k] use next builtin instead of next method
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parents:
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|
124 |
figid = u'figure%s' % next(req.varmaker) |
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|
125 |
plotdefs = [] |
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|
126 |
plotdata = [] |
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127 |
self.w(u'<div id="%s" style="width: %spx; height: %spx;"></div>' % |
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|
128 |
(figid, width, height)) |
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|
129 |
for idx, (label, plot) in enumerate(zip(self.labels, self.plots)): |
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|
130 |
plotid = '%s_%s' % (figid, idx) |
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|
131 |
plotdefs.append('var %s = %s;' % (plotid, self.dump_plot(plot))) |
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ugly workaround to javascript serialisation problem #481437 (not considered fixed by this changeset)
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parents:
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|
132 |
# XXX ugly but required in order to not crash my demo |
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|
133 |
plotdata.append("{label: '%s', data: %s}" % (label.replace(u'&', u''), plotid)) |
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|
134 |
fmt = req.property_value('ui.date-format') # XXX datetime-format |
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|
135 |
# XXX TODO make plot options customizable |
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|
136 |
req.html_headers.add_onload(self.onload % |
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|
137 |
{'plotdefs': '\n'.join(plotdefs), |
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|
138 |
'figid': figid, |
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|
139 |
'plotdata': ','.join(plotdata), |
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|
140 |
'mode': self.timemode and "'time'" or 'null', |
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changeset
|
141 |
'dateformat': '"%s"' % fmt}) |
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|
142 |
|
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|
143 |
|
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[py3k] use six.add_metaclass
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parents:
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|
144 |
@add_metaclass(class_deprecated) |
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|
145 |
class PlotView(baseviews.AnyRsetView): |
7919
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[view, plot] deprecate flot and encourage usage of the jqplot cube (closes #1625218)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
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|
146 |
__deprecation_warning__ = '[3.14] cubicweb.web.views.plots module is deprecated, use the jqplot cube instead' |
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|
147 |
__regid__ = 'plot' |
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|
148 |
title = _('generic plot') |
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closes #345410: two_lines_rset, two_cols_rset, two_etypes_rset are badly named
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|
149 |
__select__ = multi_columns_rset() & all_columns_are_numbers() |
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|
150 |
timemode = False |
7390
be2fffc9ec17
[plot views] don't paginate
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
7166
diff
changeset
|
151 |
paginable = False |
0 | 152 |
|
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|
153 |
def call(self, width=500, height=400): |
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|
154 |
# prepare data |
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|
155 |
rqlst = self.cw_rset.syntax_tree() |
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|
156 |
# XXX try to make it work with unions |
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|
157 |
varnames = [var.name for var in rqlst.children[0].get_selected_variables()][1:] |
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|
158 |
abscissa = [row[0] for row in self.cw_rset] |
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|
159 |
plots = [] |
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changeset
|
160 |
nbcols = len(self.cw_rset.rows[0]) |
10609
e2d8e81bfe68
[py3k] import range using six.moves
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parents:
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diff
changeset
|
161 |
for col in range(1, nbcols): |
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parents:
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diff
changeset
|
162 |
data = [row[col] for row in self.cw_rset] |
1991
8a9d8f1ee100
bugfix for plots
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents:
1977
diff
changeset
|
163 |
plots.append(filterout_nulls(abscissa, data)) |
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|
164 |
plotwidget = FlotPlotWidget(varnames, plots, timemode=self.timemode) |
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changeset
|
165 |
plotwidget.render(self._cw, width, height, w=self.w) |
0 | 166 |
|
1888
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changeset
|
167 |
|
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changeset
|
168 |
class TimeSeriePlotView(PlotView): |
4320
4efd4c306746
closes #345410: two_lines_rset, two_cols_rset, two_etypes_rset are badly named
Sylvain Thénault <sylvain.thenault@logilab.fr>
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changeset
|
169 |
__select__ = multi_columns_rset() & columns_are_date_then_numbers() |
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|
170 |
timemode = True |
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changeset
|
171 |
|
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changeset
|
172 |
|
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changeset
|
173 |
try: |
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changeset
|
174 |
from GChartWrapper import Pie, Pie3D |
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|
175 |
except ImportError: |
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|
176 |
pass |
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|
177 |
else: |
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changeset
|
178 |
|
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|
179 |
class PieChartWidget(PlotWidget): |
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|
180 |
def __init__(self, labels, values, pieclass=Pie, title=None): |
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|
181 |
self.labels = labels |
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|
182 |
self.values = values |
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|
183 |
self.pieclass = pieclass |
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|
184 |
self.title = title |
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changeset
|
185 |
|
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|
186 |
def _render(self, width=None, height=None): |
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|
187 |
piechart = self.pieclass(self.values) |
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|
188 |
piechart.label(*self.labels) |
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|
189 |
if width is not None: |
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|
190 |
height = height or width |
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|
191 |
piechart.size(width, height) |
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|
192 |
if self.title: |
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changeset
|
193 |
piechart.title(self.title) |
2312
af4d8f75c5db
use xml_escape
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
2161
diff
changeset
|
194 |
self.w(u'<img src="%s" />' % xml_escape(piechart.url)) |
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|
195 |
|
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|
196 |
class PieChartView(baseviews.AnyRsetView): |
3408
c92170fca813
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|
197 |
__regid__ = 'piechart' |
1886
f0e28ddba7c5
[views] add pie chart views with google chart / GChartWrapper
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1133
diff
changeset
|
198 |
pieclass = Pie |
7390
be2fffc9ec17
[plot views] don't paginate
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
7166
diff
changeset
|
199 |
paginable = False |
1892
fb80d9c434e5
[views] extract a PieWidget from pie views
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1891
diff
changeset
|
200 |
|
4320
4efd4c306746
closes #345410: two_lines_rset, two_cols_rset, two_etypes_rset are badly named
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
4252
diff
changeset
|
201 |
__select__ = multi_columns_rset() & second_column_is_number() |
1886
f0e28ddba7c5
[views] add pie chart views with google chart / GChartWrapper
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1133
diff
changeset
|
202 |
|
1956
9865daa96cd7
[views][plot] piechart view now accepts either final or non final entities in the first column
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1911
diff
changeset
|
203 |
def _guess_vid(self, row): |
3451
6b46d73823f5
[api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
3408
diff
changeset
|
204 |
etype = self.cw_rset.description[row][0] |
4045
f4a52abb6f4f
cw 3.6 api update
Sandrine Ribeau <sandrine.ribeau@logilab.fr>
parents:
3890
diff
changeset
|
205 |
if self._cw.vreg.schema.eschema(etype).final: |
1956
9865daa96cd7
[views][plot] piechart view now accepts either final or non final entities in the first column
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1911
diff
changeset
|
206 |
return 'final' |
9865daa96cd7
[views][plot] piechart view now accepts either final or non final entities in the first column
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1911
diff
changeset
|
207 |
return 'textincontext' |
9865daa96cd7
[views][plot] piechart view now accepts either final or non final entities in the first column
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1911
diff
changeset
|
208 |
|
1886
f0e28ddba7c5
[views] add pie chart views with google chart / GChartWrapper
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1133
diff
changeset
|
209 |
def call(self, title=None, width=None, height=None): |
1956
9865daa96cd7
[views][plot] piechart view now accepts either final or non final entities in the first column
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1911
diff
changeset
|
210 |
labels = [] |
9865daa96cd7
[views][plot] piechart view now accepts either final or non final entities in the first column
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1911
diff
changeset
|
211 |
values = [] |
3451
6b46d73823f5
[api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
3408
diff
changeset
|
212 |
for rowidx, (_, value) in enumerate(self.cw_rset): |
1956
9865daa96cd7
[views][plot] piechart view now accepts either final or non final entities in the first column
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1911
diff
changeset
|
213 |
if value is not None: |
9865daa96cd7
[views][plot] piechart view now accepts either final or non final entities in the first column
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1911
diff
changeset
|
214 |
vid = self._guess_vid(rowidx) |
7393
7824d61f41a2
fix some deprecation warnings
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
7390
diff
changeset
|
215 |
label = '%s: %s' % (self._cw.view(vid, self.cw_rset, row=rowidx, col=0), |
1956
9865daa96cd7
[views][plot] piechart view now accepts either final or non final entities in the first column
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1911
diff
changeset
|
216 |
value) |
3451
6b46d73823f5
[api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
3408
diff
changeset
|
217 |
labels.append(label.encode(self._cw.encoding)) |
1956
9865daa96cd7
[views][plot] piechart view now accepts either final or non final entities in the first column
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1911
diff
changeset
|
218 |
values.append(value) |
1892
fb80d9c434e5
[views] extract a PieWidget from pie views
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1891
diff
changeset
|
219 |
pie = PieChartWidget(labels, values, pieclass=self.pieclass, |
fb80d9c434e5
[views] extract a PieWidget from pie views
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1891
diff
changeset
|
220 |
title=title) |
1886
f0e28ddba7c5
[views] add pie chart views with google chart / GChartWrapper
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1133
diff
changeset
|
221 |
if width is not None: |
f0e28ddba7c5
[views] add pie chart views with google chart / GChartWrapper
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1133
diff
changeset
|
222 |
height = height or width |
1892
fb80d9c434e5
[views] extract a PieWidget from pie views
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1891
diff
changeset
|
223 |
pie.render(width, height, w=self.w) |
1886
f0e28ddba7c5
[views] add pie chart views with google chart / GChartWrapper
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1133
diff
changeset
|
224 |
|
f0e28ddba7c5
[views] add pie chart views with google chart / GChartWrapper
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1133
diff
changeset
|
225 |
|
f0e28ddba7c5
[views] add pie chart views with google chart / GChartWrapper
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1133
diff
changeset
|
226 |
class PieChart3DView(PieChartView): |
3408
c92170fca813
[api] use __regid__ instead of deprecated id
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
3338
diff
changeset
|
227 |
__regid__ = 'piechart3D' |
1886
f0e28ddba7c5
[views] add pie chart views with google chart / GChartWrapper
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1133
diff
changeset
|
228 |
pieclass = Pie3D |