iwla/display.py

388 lines
12 KiB
Python

# -*- coding: utf-8 -*-
#
# Copyright Grégory Soutadé 2015
# This file is part of iwla
# iwla is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# iwla is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with iwla. If not, see <http://www.gnu.org/licenses/>.
#
import os
import codecs
import time
import logging
#
# Create output HTML files
#
# Just for detection
def _(name): pass
_('January'), _('February'), _('March'), _('April'), _('May'), _('June'), _('July')
_('August'), _('September'), _('October'), _('November'), _('December')
del _
class DisplayHTMLRaw(object):
def __init__(self, iwla, html=u''):
self.iwla = iwla
self.html = html
def setRawHTML(self, html):
self.html = html
def _buildHTML(self):
pass
def _build(self, f, html):
if html: f.write(html)
def build(self, f):
self._buildHTML()
self._build(f, self.html)
class DisplayHTMLBlock(DisplayHTMLRaw):
def __init__(self, iwla, title=''):
super(DisplayHTMLBlock, self).__init__(iwla, html='')
self.title = title
self.cssclass = u'iwla_block'
self.title_cssclass = u'iwla_block_title'
self.value_cssclass = u'iwla_block_value'
def getTitle(self):
return self.title
def setTitle(self, value):
self.title = unicode(value)
def setCSSClass(self, cssclass):
self.cssclass = unicode(cssclass)
def setTitleCSSClass(self, cssclass):
self.title_cssclass = unicode(cssclass)
def setValueCSSClass(self, cssclass):
self.value_cssclass = unicode(cssclass)
def _buildHTML(self):
html = u'<div class="%s">' % (self.cssclass)
if self.title:
html += u'<div class="%s">%s</div>' % (self.title_cssclass, self.title)
html += u'<div class="%s">%s</div>' % (self.value_cssclass, self.html)
html += u'</div>'
self.html = html
class DisplayHTMLBlockTable(DisplayHTMLBlock):
def __init__(self, iwla, title, cols):
super(DisplayHTMLBlockTable, self).__init__(iwla=iwla, title=title)
self.cols = listToStr(cols)
self.rows = []
self.cols_cssclasses = [u''] * len(cols)
self.rows_cssclasses = []
self.table_css = u'iwla_table'
def appendRow(self, row):
self.rows.append(listToStr(row))
self.rows_cssclasses.append([u''] * len(row))
def getNbRows(self):
return len(self.rows)
def getNbCols(self):
return len(self.cols)
def getCellValue(self, row, col):
if row < 0 or col < 0 or\
row >= len(self.rows) or col >= len(self.cols):
raise ValueError('Invalid indices %d,%d' % (row, col))
return self.rows[row][col]
def setCellValue(self, row, col, value):
if row < 0 or col < 0 or\
row >= len(self.rows) or col >= len(self.cols):
raise ValueError('Invalid indices %d,%d' % (row, col))
self.rows[row][col] = unicode(value)
def setCellCSSClass(self, row, col, value):
if row < 0 or col < 0 or\
row >= len(self.rows) or col >= len(self.cols):
raise ValueError('Invalid indices %d,%d' % (row, col))
self.rows_cssclasses[row][col] = unicode(value)
def getCellCSSClass(self, row, col):
if row < 0 or col < 0 or\
row >= len(self.rows) or col >= len(self.cols):
raise ValueError('Invalid indices %d,%d' % (row, col))
return self.rows_cssclasses[row][col]
def getColCSSClass(self, col):
if col < 0 or col >= len(self.cols):
raise ValueError('Invalid indice %d' % (col))
return self.cols_cssclasses[col]
def setRowCSSClass(self, row, value):
if row < 0 or row >= len(self.rows):
raise ValueError('Invalid indice %d' % (row))
self.rows_cssclasses[row] = [unicode(value)] * len(self.rows_cssclasses[row])
def setColCSSClass(self, col, value):
if col < 0 or col >= len(self.cols):
raise ValueError('Invalid indice %d' % (col))
self.cols_cssclasses[col] = unicode(value)
def setColsCSSClass(self, values):
if len(values) != len(self.cols):
raise ValueError('Invalid values size')
self.cols_cssclasses = listToStr(values)
def _buildHTML(self):
style = u''
if self.table_css: style = u' class="%s"' % (self.table_css)
html = u'<table%s>' % (style)
if self.cols:
html += u'<tr>'
for i in range (0, len(self.cols)):
title = self.cols[i]
style = self.getColCSSClass(i)
if style: style = u' class="%s"' % (style)
html += u'<th%s>%s</th>' % (style, title)
html += u'</tr>'
for i in range(0, len(self.rows)):
row = self.rows[i]
html += u'<tr>'
for j in range(0, len(row)):
v = row[j]
style = self.getCellCSSClass(i, j)
if style: style = u' class="%s"' % (style)
html += u'<td%s>%s</td>' % (style, v)
html += u'</tr>'
html += u'</table>'
self.html += html
super(DisplayHTMLBlockTable, self)._buildHTML()
class DisplayHTMLBlockTableWithGraph(DisplayHTMLBlockTable):
def __init__(self, iwla, title, cols, short_titles=None, nb_valid_rows=0, graph_cols=None):
super(DisplayHTMLBlockTableWithGraph, self).__init__(iwla=iwla, title=title, cols=cols)
self.short_titles = short_titles or []
self.short_titles = listToStr(self.short_titles)
self.nb_valid_rows = nb_valid_rows
self.icon_path = self.iwla.getConfValue('icon_path', '/')
self.raw_rows = []
self.maxes = [0] * len(cols)
self.table_graph_css = u'iwla_graph_table'
self.td_img_css = u'iwla_td_img'
self.graph_cols = graph_cols or []
def appendRow(self, row):
self.raw_rows.append(row)
super(DisplayHTMLBlockTableWithGraph, self).appendRow(row)
def appendShortTitle(self, short_title):
self.short_titles.append(unicode(short_title))
def setShortTitle(self, short_titles):
self.short_titles = listToStr(short_titles)
def setNbValidRows(self, nb_valid_rows):
self.nb_valid_rows = nb_valid_rows
def _computeMax(self):
for i in range(0, self.nb_valid_rows):
row = self.raw_rows[i]
for j in range(1, len(row)):
if row[j] > self.maxes[j]:
self.maxes[j] = row[j]
def _getIconFromStyle(self, style):
if style.startswith(u'iwla_page'): icon = u'vp.png'
elif style.startswith(u'iwla_hit'): icon = u'vh.png'
elif style.startswith(u'iwla_bandwidth'): icon = u'vk.png'
elif style.startswith(u'iwla_visitor'): icon = u'vu.png'
elif style.startswith(u'iwla_visit'): icon = u'vv.png'
else: return ''
return u'/%s/%s' % (self.icon_path, icon)
def _buildHTML(self):
self._computeMax()
style = u''
if self.table_graph_css: style = u' class="%s"' % (self.table_graph_css)
html = u'<table%s>' % (style)
html += u'<tr>'
for i in range(0, self.nb_valid_rows):
row = self.rows[i]
css = u''
if self.td_img_css: css=u' class="%s"' % (self.td_img_css)
html += u'<td%s>' % (css)
for j in self.graph_cols:
style = self.getColCSSClass(j)
icon = self._getIconFromStyle(style)
if not icon: continue
if style: style = u' class="%s"' % (style)
alt = u'%s: %s' % (row[j], self.cols[j])
if self.maxes[j]:
height = int((self.raw_rows[i][j] * 100) / self.maxes[j]) or 1
else:
height = 1
html += u'<img%s src="%s" height="%d" width="6" alt="%s" title="%s" />' % (style, icon, height, alt, alt)
html += u'</td>'
html += u'</tr>'
html += u'<tr>'
for i in range(0, len(self.short_titles)):
style = self.getCellCSSClass(i, 0)
if style: style = u' class="%s"' % (style)
html += u'<td%s>%s</td>' % (style, self.short_titles[i])
html += u'</tr>'
html += u'</table>'
self.html += html
super(DisplayHTMLBlockTableWithGraph, self)._buildHTML()
class DisplayHTMLPage(object):
def __init__(self, iwla, title, filename, css_path):
self.iwla = iwla
self.title = unicode(title)
self.filename = filename
self.blocks = []
self.css_path = listToStr(css_path)
self.logger = logging.getLogger(self.__class__.__name__)
def getFilename(self):
return self.filename;
def getBlock(self, title):
for b in self.blocks:
if title == b.getTitle():
return b
return None
def appendBlock(self, block):
self.blocks.append(block)
def build(self, root):
filename = os.path.join(root, self.filename)
base = os.path.dirname(filename)
if not os.path.exists(base):
os.makedirs(base)
self.logger.debug('Write %s' % (filename))
f = codecs.open(filename, 'w', 'utf-8')
f.write(u'<!DOCTYPE html>')
f.write(u'<html>')
f.write(u'<head>')
f.write(u'<meta http-equiv="Content-type" content="text/html; charset=UTF-8" />')
for css in self.css_path:
f.write(u'<link rel="stylesheet" href="/%s"/>' % (css))
if self.title:
f.write(u'<title>%s</title>' % (self.title))
f.write(u'</head>')
for block in self.blocks:
block.build(f)
f.write(u'<center>Generated by <a href="%s">IWLA %s</a></center>' %
("http://indefero.soutade.fr/p/iwla", self.iwla.getVersion()))
f.write(u'</body></html>')
f.close()
class DisplayHTMLBuild(object):
def __init__(self, iwla):
self.pages = []
self.iwla = iwla
def createPage(self, *args):
return DisplayHTMLPage(self.iwla, *args)
def createBlock(self, _class, *args):
return _class(self.iwla, *args)
def getPage(self, filename):
for page in self.pages:
if page.getFilename() == filename:
return page
return None
def addPage(self, page):
self.pages.append(page)
def build(self, root):
display_root = self.iwla.getConfValue('DISPLAY_ROOT', '')
if not os.path.exists(display_root):
os.makedirs(display_root)
for res_path in self.iwla.getResourcesPath():
target = os.path.abspath(res_path)
link_name = os.path.join(display_root, res_path)
if not os.path.exists(link_name):
os.symlink(target, link_name)
for page in self.pages:
page.build(root)
#
# Global functions
#
def bytesToStr(bytes):
suffixes = [u'', u' kB', u' MB', u' GB', u' TB']
for i in range(0, len(suffixes)):
if bytes < 1024: break
bytes /= 1024.0
if i:
return u'%.02f%s' % (bytes, suffixes[i])
else:
return u'%d%s' % (bytes, suffixes[i])
def _toStr(v):
if type(v) != unicode: return unicode(v)
else: return v
def listToStr(l): return map(lambda(v) : _toStr(v), l)
def generateHTMLLink(url, name=None, max_length=100, prefix=u'http'):
url = unicode(url)
if not name: name = unicode(url)
if not url.startswith(prefix): url = u'%s://%s' % (prefix, url)
return u'<a href="%s">%s</a>' % (url, name[:max_length])
def createCurTitle(iwla, title):
title = iwla._(title)
month_name = time.strftime(u'%B', iwla.getCurTime())
year = time.strftime(u'%Y', iwla.getCurTime())
title += u' - %s %s' % (iwla._(month_name), year)
domain_name = iwla.getConfValue('domain_name', '')
if domain_name:
title += u' - %s' % (domain_name)
return title