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