src/minwii/logapp.py

   1 # -*- coding: utf-8 -*-
   2 """
   3 Interface graphique pour l'analyse des fichiers de log minwii.
   4
   5 $Id$
   6 $URL$
   7 """
   8
   9 from Tkinter import *
  10 import tkFileDialog
  11 from glob import glob
  12 import os
  13 from os.path import join as pjoin
  14 from os.path import basename
  15 from os.path import getsize
  16 from minwii.loganalyse import LogFileAnalyser
  17 from pprint import pprint
  18
  19 class Application(Frame) :
  20     def __init__(self, master=None) :
  21         Frame.__init__(self, master)
  22         self.configureStretching()
  23         self.createWidgets()
  24         self.logDir = ''
  25         self.logFiles = []
  26         self.resultsFrame = None
  27
  28         # debug
  29         #self.chooseDirDialog(dir='/Users/pinbe/minwii_logs')
  30
  31     def configureStretching(self) :
  32         top=self.winfo_toplevel()
  33         top.rowconfigure(0, weight=1)
  34         top.columnconfigure(0, weight=1)
  35
  36         self.grid(sticky=N+S+E+W, padx=10, pady=10)
  37         self.rowconfigure(0, weight=1)
  38         self.columnconfigure(0, weight=1)
  39
  40     def createWidgets(self) :
  41         # zone d'affichage des données'
  42         self.dataFrame = df = Frame(self)
  43
  44         self.identFrame = Identification(df)
  45         self.identFrame.grid(sticky=NW)
  46
  47         # barre de boutons
  48         self.btnFrame = bf = Frame(self)
  49         bf.grid(row=1, column=0, sticky=W+S+E)
  50         bf.rowconfigure(0, weight=1)
  51         for i in range(3) :
  52             bf.columnconfigure(i, weight=1)
  53
  54         self.chooseLogDir = Button(bf, text="Parcourir…", command=self.chooseDirDialog)
  55         self.chooseLogDir.grid(row=0, column=0, sticky=W)
  56
  57         self.nav = Navbar(bf, incCallback=self.loadLogFile, decCallback=self.loadLogFile)
  58
  59         self.quitButton = Button(bf, text='Terminer', command=self.quit)
  60         self.quitButton.grid(row=0, column=2, sticky=E)
  61
  62     def chooseDirDialog(self, dir=None) :
  63         if dir is None :
  64             self.logDir = tkFileDialog.askdirectory(title='Sélectionnez un dossier de fichiers de logs')
  65         else :
  66             self.logDir = dir
  67         if self.logDir :
  68              self.logFiles = glob(pjoin(self.logDir, '*.log'))
  69              self._cleanupJunkFiles()
  70              self.logFiles.sort()
  71              self.logFiles.reverse()
  72              self.dataFrame.grid(row=0, column=0, sticky=NW)
  73              self.nav.setSize(len(self.logFiles))
  74              self.nav.grid(row=0, column=1)
  75              self.loadLogFile(self.nav)
  76
  77     def _cleanupJunkFiles(self) :
  78         files = []
  79         junk = []
  80         while self.logFiles :
  81             f = self.logFiles.pop()
  82             if not getsize(f) :
  83                 junk.append(f)
  84                 continue
  85             else :
  86                 lfa = LogFileAnalyser(f)
  87                 if lfa.getLastEventTicks() is None :
  88                     junk.append(f)
  89                     continue
  90
  91                 files.append(f)
  92
  93         for f in junk :
  94             os.remove(f)
  95
  96         self.logFiles = files
  97
  98
  99     def loadLogFile(self, nav) :
 100         index = nav.index - 1
 101         filepath = self.logFiles[index]
 102         filename = basename(filepath)
 103         self.identFrame.setFileName(filename)
 104         if self.resultsFrame :
 105             self.resultsFrame.destroy()
 106         self.resultsFrame = ResultsFrame(self.dataFrame, filepath)
 107         self.resultsFrame.layResults()
 108         self.resultsFrame.grid()
 109
 110
 111 class Navbar(Frame) :
 112     def __init__(self, master=None, size=1, incCallback=None, decCallback=None) :
 113         Frame.__init__(self, master)
 114         self.caption = StringVar()
 115         self.createWidgets()
 116         self.setSize(size)
 117         self.incCallback = incCallback if incCallback else lambda x : None
 118         self.decCallback = decCallback if decCallback else lambda x : None
 119         self.caption.set('%d / %d' % (self.index, self.to))
 120
 121     def createWidgets(self) :
 122         self.backBtn = Button(self,
 123                               text='◀',
 124                               command = self.dec
 125                               )
 126         self.backBtn.grid(row=0, column=0)
 127
 128         self.lbl = Label(self, textvariable=self.caption)
 129         self.lbl.grid(row=0, column=1)
 130
 131         self.nextBtn = Button(self,
 132                               text='▶',
 133                               command = self.inc)
 134         self.nextBtn.grid(row=0, column=2)
 135
 136     def refreshStates(self) :
 137         if self.index == self.from_ :
 138             self.backBtn.configure(state=DISABLED)
 139         else :
 140             self.backBtn.configure(state=NORMAL)
 141
 142         if self.index < self.to :
 143             self.nextBtn.configure(state=NORMAL)
 144         else :
 145             self.nextBtn.configure(state=DISABLED)
 146
 147         self.caption.set('%d / %d' % (self.index, self.to))
 148
 149
 150     def dec(self) :
 151         self.index = self.index - 1
 152         self.refreshStates()
 153         self.decCallback(self)
 154
 155     def inc(self) :
 156         self.index = self.index + 1
 157         self.refreshStates()
 158         self.incCallback(self)
 159
 160     def setSize(self, size) :
 161         self.from_ = 1
 162         self.to = size
 163         self.index = 1
 164         self.refreshStates()
 165
 166
 167 class Identification(Frame) :
 168     def __init__(self, master=None) :
 169         Frame.__init__(self, master)
 170         self.fileName = StringVar()
 171         self.createWidgets()
 172
 173     def setFileName(self, name) :
 174         self.fileName.set(name)
 175
 176     def createWidgets(self) :
 177         fileLbl = Label(self, text='Fichier :')
 178         fileLbl.grid(row=0, column=0, sticky=E)
 179
 180         fileNameLbl = Label(self, textvariable=self.fileName)
 181         fileNameLbl.grid(row=0, column=1, sticky=W)
 182
 183         nameLbl = Label(self, text='Patient :')
 184         nameLbl.grid(row=1, column=0, sticky=E)
 185
 186         self.nameEntry = Entry(self, width=40)
 187         self.nameEntry.grid(row=1, column=1, sticky=W)
 188
 189         commentsLbl = Label(self, text='Commentaires :')
 190         commentsLbl.grid(row=2, column=0, sticky=E)
 191
 192         self.commentsText = Text(self, width=40, height=4, undo=True, wrap=WORD)
 193         self.commentsText.grid(row=2, column=1, sticky=W)
 194
 195 class ResultsFrame(Frame) :
 196     def __init__(self, master, logFilePath) :
 197         Frame.__init__(self, master)
 198         self.logFilePath = logFilePath
 199
 200     def layResults(self) :
 201         lfa = LogFileAnalyser(self.logFilePath)
 202         results = lfa.analyse()
 203         if results :
 204             for i, kv in enumerate(results) :
 205                 k, v = kv
 206                 kl = Label(self, text='%s :' % k)
 207                 kl.grid(row=i, column=0, sticky=E)
 208
 209                 vl = Label(self, text=v)
 210                 vl.grid(row=i, column=1, sticky=W)
 211         else :
 212             msg = Label(self, text="Pas de données exploitables.")
 213             msg.grid()
 214
 215
 216
 217 app = Application()
 218 app.master.title("Analyseur des sessions MINWii")
 219 app.mainloop()