# -*- 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/>.
#

from iwla import IWLA
from iplugin import IPlugin
from display import *

import awstats_data

"""
Display hook

Create browsers page

Plugin requirements :
    post_analysis/browsers

Conf values needed :
    max_browsers_displayed*
    create_browsers_page*

Output files :
    OUTPUT_ROOT/year/month/browsers.html
    OUTPUT_ROOT/year/month/index.html

Statistics creation :
    None

Statistics update :
    None

Statistics deletion :
    None
"""

class IWLADisplayBrowsers(IPlugin):
    def __init__(self, iwla):
        super(IWLADisplayBrowsers, self).__init__(iwla)
        self.API_VERSION = 1
        self.requires = ['IWLAPostAnalysisBrowsers']

    def load(self):
        self.icon_path = self.iwla.getConfValue('icon_path', '/')
        self.max_browsers = self.iwla.getConfValue('max_browsers_displayed', 0)
        self.create_browsers = self.iwla.getConfValue('create_browsers_page', True)
        self.icon_names = {v:k for (k, v) in awstats_data.browsers_hashid.items()}

        return True

    def hook(self):
        display = self.iwla.getDisplay()
        browsers = self.iwla.getMonthStats()['browsers']
        browsers = sorted(browsers.items(), key=lambda t: t[1], reverse=True)

        # All in a file
        if self.create_browsers:        
            title = createCurTitle(self.iwla, u'Browsers')
            filename = 'browsers.html'
            path = self.iwla.getCurDisplayPath(filename)

            page = display.createPage(title, path, self.iwla.getConfValue('css_path', []))
            table = display.createBlock(DisplayHTMLBlockTable, self.iwla._(u'Browsers'), ['', self.iwla._(u'Browser'), self.iwla._(u'Entrance')])        
            table.setColsCSSClass(['', '', 'iwla_hit'])
            total_browsers = [0]*3
            new_list = self.max_browsers and browsers[:self.max_browsers] or browsers
            for (browser, entrance) in new_list:
                if browser != 'unknown':
                    try:
                        name = awstats_data.browsers_icons[self.icon_names[browser]]
                        icon = '<img alt="%s icon" src="/%s/browser/%s.png"/>' % (name, self.icon_path, name)
                    except:
                        icon = '<img alt="Unknown browser icon" src="/%s/browser/unknown.png"/>' % (self.icon_path)
                else:
                    icon = '<img alt="Unknown browser icon" src="/%s/browser/unknown.png"/>' % (self.icon_path)
                    browser = 'Unknown'
                table.appendRow([icon, browser, entrance])
                total_browsers[2] += entrance
            if self.max_browsers:
                others = 0
                for (browser, entrance) in browsers[self.max_browsers:]:
                    others += entrance
                table.appendRow(['', self.iwla._(u'Others'), others])
                table.setCellCSSClass(table.getNbRows()-1, 0, 'iwla_others')
                
            page.appendBlock(table)
                        
            display.addPage(page)

        title = self.iwla._(u'Top Browsers')
        if self.create_browsers:
            link = '<a href=\'%s\'>%s</a>' % (filename, self.iwla._(u'All Browsers'))
            title = '%s - %s' % (title, link)

        # Top in index
        index = self.iwla.getDisplayIndex()
        
        table = display.createBlock(DisplayHTMLBlockTable, title, ['', self.iwla._(u'Browser'), self.iwla._(u'Entrance')])        
        table.setColsCSSClass(['', '', 'iwla_hit'])
        for (browser, entrance) in browsers[:10]:
            if browser != 'unknown':
                try:
                    name = awstats_data.browsers_icons[self.icon_names[browser]]
                    icon = '<img alt="%s icon" src="/%s/browser/%s.png"/>' % (name, self.icon_path, name)
                except:
                    icon = '<img alt="Unknown browser icon" src="/%s/browser/unknown.png"/>' % (self.icon_path)
            else:
                icon = '<img alt="Unknown browser icon" src="/%s/browser/unknown.png"/>' % (self.icon_path)
                browser = self.iwla._(u'Unknown')
            table.appendRow([icon, browser, entrance])
            total_browsers[2] -= entrance
        if total_browsers[2]:
            total_browsers[0] = u''
            total_browsers[1] = self.iwla._(u'Others')
            table.appendRow(total_browsers)
            table.setCellCSSClass(table.getNbRows()-1, 0, 'iwla_others')
        table.computeRatio(2)
        index.appendBlock(table)