/usr/share/pyshared/bimdp/inspection/slideshow.py is in python-mdp 3.3-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 | """
Module for HTML trace slideshows.
The individual slides are the HTML files generated via the trace_inspection
module (the body of the HTML files is extracted and makes up a slide).
"""
from __future__ import with_statement
import os
from mdp.utils import HTMLSlideShow, SectionHTMLSlideShow
class ExecuteHTMLSlideShow(HTMLSlideShow):
def __init__(self, filenames, node_ids, delay=500, delay_delta=100,
loop=False, **kwargs):
"""Return the complete HTML code for the slideshow.
filenames -- Sequence of strings, containing the path for each slide.
node_ids -- Sequence of the active node ids for each slide.
"""
kwargs.update(vars())
# create a list of the possible node ids
unique_node_ids = list(set(node_ids))
kwargs["unique_node_ids"] = unique_node_ids
del kwargs["self"]
super(ExecuteHTMLSlideShow, self).__init__(**kwargs)
_SLIDESHOW_CSS_FILENAME = "trace_slideshow.css"
@classmethod
def slideshow_css(cls):
css_filename = os.path.join(os.path.split(__file__)[0],
cls._SLIDESHOW_CSS_FILENAME)
with open(css_filename, 'r') as css_file:
css = css_file.read()
return css
js_loadslide_template = r'''
// maps slide index to active node id
var slide_node_ids = $node_ids;
// list of all node ids that are available
var unique_node_ids = $unique_node_ids;
$<js_loadhtml_template>
that.loadSlide = function () {
loadPage(slideselect[current_slide].value);
}
// is called by loadPage after the loading has happened
function makeNodesClickable() {
var i;
for (i = 0; i < unique_node_ids.length; i += 1) {
try {
document.getElementById(unique_node_ids[i]).
addEventListener("click", nodeClickCallback, false);
}
catch (e) {
// means that the requested node is added in a later training
// phase and is therefore not yet in the DOM
}
}
}
function nodeClickCallback() {
// TODO: use event.srcElement for IE (event.target for W3C)
var node_id = this.id;
// search for next occurance of this node id
var i;
for (i = current_slide + 1; i < slide_node_ids.length; i += 1) {
if (slide_node_ids[i] === node_id) {
current_slide = i;
that.updateSlide();
return;
}
}
// alert("Node is not reached after this slide.");
}
'''
js_loadhtml_template = r'''
/**
* Code to load the body content from HTMl files and inject it.
* inspired by http://www.xul.fr/ajax/responseHTML-attribute.html
*/
// Extract body content from html content.
function getBody(content) {
var lowContent = content.toLowerCase(); // eliminate case sensitivity
// deal with attributes
var i_start = lowContent.indexOf("<body");
if (i_start === -1) {
return "";
}
i_start = lowContent.indexOf(">", i_start);
if (i_start === -1) {
return "";
}
var i_end = lowContent.lastIndexOf("</body>");
if (i_end === -1) {
i_end = lowContent.lastIndexOf("</html>");
}
// if no HTML then just grab everything till end.
if (i_end === -1) {
i_end = content.length;
}
return content.slice(i_start + 1, i_end);
}
// Return a XMLHttpRequest object (browser independent).
function getXHR()
{
var request = false;
try {
request = new ActiveXObject('Msxml2.XMLHTTP');
}
catch (err2) {
try {
request = new ActiveXObject('Microsoft.XMLHTTP');
}
catch (err3) {
try {
request = new XMLHttpRequest();
}
catch (err1) {
request = false;
}
}
}
return request;
}
// Load an HTML page and inject the content.
function loadPage(url) {
var target = document.getElementById("html_display");
var xhr = getXHR();
xhr.onreadystatechange = function() {
if(xhr.readyState == 4) {
target.innerHTML = getBody(xhr.responseText);
makeNodesClickable();
}
}
xhr.open("GET", url, true);
xhr.send(null);
}
'''
# Note: We do not use an id prefix, since there is only one slideshow.
html_bottom_template = r'''
<div id="html_display"></div>
'''
class SectExecuteHTMLSlideShow(SectionHTMLSlideShow, ExecuteHTMLSlideShow):
"""Execute slideshow with support for sections."""
pass
class TrainHTMLSlideShow(SectionHTMLSlideShow, ExecuteHTMLSlideShow):
def __init__(self, filenames, node_ids, index_table, **kwargs):
"""Return the complete HTML code for the slideshow.
filenames -- Sequence of strings, containing the path for each slide.
node_ids -- Sequence of the active node ids for each slide.
index_table -- Nested lists with the index data generated by
inspect_biflow_training (last slide indexed by node, phase, train
and stop).
"""
slideshow_id = self._get_random_id()
n_nodes = len(index_table)
n_phases = max([len(phase_indices)
for phase_indices in index_table])
# create the table and mapping between slide index and phase and node
train_id = 0 # id indexing phase, node and train or stop
start_index = 0 # first slide index for the current phase
end_index = 0 # last slide index for the current phase
section_ids = []
train_table = [[None for _ in range(n_nodes + 1)]
for _ in range(n_phases + 1)]
# create labels for table
train_table[0] = [' '] + ['node %d' % (i+1)
for i in range(n_nodes)]
for i_phase in range(n_phases):
train_table[i_phase+1][0] = 'phase %d' % (i_phase + 1)
for i_node in range(n_nodes):
for i_phase in range(len(index_table[i_node])):
end_index = index_table[i_node][i_phase][0]
# train link stuff
html_string = ('<span class="inactive_section" ' +
'id="%s_section_id_%d" ' % (slideshow_id, train_id) +
'onClick="%s.setSlide(%d);">train</span>' %
(slideshow_id, start_index) +
' ')
section_ids += [train_id,] * (end_index - start_index + 1)
train_id += 1
# stop link stuff
start_index = end_index + 1
end_index = index_table[i_node][i_phase][1]
if start_index > end_index:
# this can happen due to an exception during training
start_index = end_index
else:
html_string += ('<span class="inactive_section" ' +
'id="%s_section_id_%d" ' % (slideshow_id, train_id) +
'onClick="%s.setSlide(%d);">stop</span>' %
(slideshow_id, start_index))
train_table[i_phase+1][i_node+1] = html_string
section_ids += [train_id,] * (end_index - start_index + 1)
train_id += 1
start_index = end_index + 1
kwargs["control_table"] = train_table
kwargs["section_ids"] = section_ids
kwargs["filenames"] = filenames
kwargs.update(vars())
del kwargs["self"]
del kwargs["index_table"]
super(TrainHTMLSlideShow, self).__init__(**kwargs)
html_top_template = r'''
<table class="slideshow">
${{
for row in control_table:
self.write('<tr>\n')
for cell in row:
self.write('<td> %s </td>\n' % cell)
self.write('</tr>\n')
}}
</table>
<br>
'''
html_controls_template = r'''
${{super(SectionHTMLSlideShow, self).html_controls_template(vars())}}
'''
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