def discardCommand(self):
if self.regex.get() and self.var.get():
self.regexString = '"'+str(self.var.get())+'='+self.regex.get()+'"'
if (self.display.size() > 0):
temp = tempfile.NamedTemporaryFile(delete=False)
self.status = Mx.writeTemp(temp.file, self.collection)
tempOutput = tempfile.NamedTemporaryFile(delete=False)
temp.close()
tempOutput.close()
tstr = './mxtool'+' '+'-discard'+' '+self.regexString+' '+'<'+' '+temp.name+' '+'>'+' '+tempOutput.name
os.system(tstr)
self.tempCollection = self.collection
self.status, self.collection, self.nrecs2 = Mx.readFile(tempOutput.name)
if (self.status == 0):
self.display.delete(0, END)
for x in range (0, self.nrecs2):
self.bibdata = Mx.marc2bib(self.collection, x)
self.tempstring = str(x+1)+self.bibdata[0]+self.bibdata[1]+self.bibdata[2]+self.bibdata[3]
self.display.insert(END,self.tempstring)
self.label.config(text="Records Remaining: "+str(self.nrecs2))
else:
self.label.config(text="Could not carry out regex operation")
os.unlink(temp.name)
os.unlink(tempOutput.name)
self.undo.config(state=NORMAL)
else:
tkMessageBox.showerror("Error", "No XML File Open")
else:
tkMessageBox.showerror("Warning", "Make sure it is a proper regular expression and one of the buttons has been selected")
def appendCommand(self): #exactly the same as above except switches order of files being concat'd
if (self.display.size() > 0):
temp = tempfile.NamedTemporaryFile(delete=False)
self.status = Mx.writeTemp(temp.file, self.collection)
self.newfile = askopenfilename(filetypes=[("XML Files", "*.xml")])
tempOutput = tempfile.NamedTemporaryFile(delete=False)
temp.close()
tempOutput.close()
tstr = './mxtool'+' '+'-cat'+' '+self.newfile+' '+'<'+' '+temp.name+' '+'>'+' '+tempOutput.name
os.system(tstr)
Mx.freeFile(self.collection)
self.status, self.collection, self.nrecs2 = Mx.readFile(tempOutput.name)
if (self.status == 0):
self.display.delete(0, END)
for x in range (0, self.nrecs2):
self.bibdata = Mx.marc2bib(self.collection, x) #extract 4 string from subelem[recno]
self.tempstring = str(x+1)+self.bibdata[0]+self.bibdata[1]+self.bibdata[2]+self.bibdata[3]
self.display.insert(END,self.tempstring)
self.label.config(text="Records Added: "+str(self.nrecs2-self.nrecs)+ " Total Records: " +str(self.nrecs2))
else:
self.label.config(text="Could not concatenate XML Files")
os.unlink(temp.name)
os.unlink(tempOutput.name)
else:
tkMessageBox.showerror("Error", "No XML File Open")
def insertCommand(self):
if (self.display.size() > 0):
temp = tempfile.NamedTemporaryFile(delete=False) #tempfile for current display to be written to
self.status = Mx.writeTemp(temp.file, self.collection)
self.newfile = askopenfilename(filetypes=[("XML Files", "*.xml")])
tempOutput = tempfile.NamedTemporaryFile(delete=False)
temp.close()
tempOutput.close()
tstr = './mxtool'+' '+'-cat'+' '+temp.name+' '+'<'+' '+self.newfile+' '+'>'+' '+tempOutput.name
os.system(tstr) #command line execution: calls above statement
Mx.freeFile(self.collection)
self.status, self.collection, self.nrecs2 = Mx.readFile(tempOutput.name) #reads new file to update display
if (self.status == 0):
self.display.delete(0, END)
for x in range (0, self.nrecs2):
self.bibdata = Mx.marc2bib(self.collection, x) #extract 4 string from subelem[recno]
self.tempstring = str(x+1)+self.bibdata[0]+self.bibdata[1]+self.bibdata[2]+self.bibdata[3]
self.display.insert(END,self.tempstring)
self.label.config(text="Records Added: "+str(self.nrecs2-self.nrecs)+ " Total Records: " +str(self.nrecs2))
else:
self.label.config(text="Could not concatenate XML Files")
os.unlink(temp.name) #removes temporary files now incase user decides to insert multiple times
os.unlink(tempOutput.name) #in one session so as to not lose track of all files being created
else:
tkMessageBox.showerror("Error", "No XML File Open")
def bibCommand(self):
if (self.display.size() > 0):
self.newfile = asksaveasfilename(defaultextension=".txt")
temp = tempfile.NamedTemporaryFile(delete=False)
self.status = Mx.writeTemp(temp.file, self.collection)
temp.close()
tstr = './mxtool'+' '+'-bib'+' '+'<'+' '+temp.name+' '+'>'+' '+self.newfile
os.system(tstr)
if (self.nrecs2 != 0):
self.label.config(text="Records saved as -lib format: " +str(self.nrecs2))
else:
self.label.config(text="Records saved as -lib format: "+str(self.nrecs))
os.unlink(temp.name)
else:
tkMessageBox.showerror("Error", "No XML File Open")
