code import

fce.py

@@ -0,0 +1,186 @@
+import os
+import sys
+import sqlite3
+import hashlib
+from PyQt4.QtGui import *
+from PyQt4.QtCore import *
+from PyQt4.QtSvg import *
+from datetime import datetime
+
+STYLE_BTN=("background-color:rgba(0,0,0,100);color:yellow;font-size:48px;"
+	"border: 1px solid #217777;padding:5px;")
+#STYLE_DESC="color:green;font-size:48px"
+STYLE_LABEL="color:green;font-size:64px;"
+STYLE_LE=("background-color:white;color:black;font-size:48px;"
+	"margin-right:100px;")
+STYLE_BADLE="background-color:red;" # Invalid data indicator
+STYLE_OKLE="background-color:white;" # Fixed data indicator
+#STYLE_ITEM="color:white;font-size:64px"
+STYLE_HIDDEN="background-color:rgba(0,0,0,255);color:white;"     #rgba(0,0,0,255);"
+STYLE_WIDGET="background-color:black;color:white;"
+STYLE_MSG="background-color:black;color:yellow;font-size:32px;"
+STYLE_TEXT=("background-color:black;color:white;font-size:48px;"
+	"margin-left:100px;")
+STYLE_HELP=("background-color:black;color:#217777;font-size:32px;")
+
+
+EXIT_OK=0
+EXIT_CANCEL=1
+EXIT_MSG=2
+EXIT_NOBARCODE=3
+EXIT_NOCREDIT=4
+EXIT_USER=5
+EXIT_STOCKSAVED=6
+EXIT_TRANSFERRED=7
+EXIT_DONATION=8
+
+MSGS=["Done!",
+	"Transaction cancelled",
+	"", # Reserved for external msg
+	"Unknown barcode",
+	"FAIL! Credit too low\nPlease recharge",
+	"User saved",
+	"Stock saved",
+	"Credit transferred",
+	"Thanks for the donation!"]
+MSGFILE="/dev/shm/brmbarsap_msg"
+
+BRMDB="./brmbar.db"
+
+BUY_LIMIT=-200
+
+# hashlib.sha512(brmSatanize("")).hexdigest()
+NULL512=("cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce"
+	"9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e")
+
+DEBUG=1
+
+# ====================================================================
+
+def brmParseRC(rc=0,msg=None,t=None,foc=None):
+	# Magic ahead:
+	#   The Return Code is 16bit integer but we need only the HIGH byte
+	rc=rc>>8
+	if DEBUG: print("brmParseRC="+str(rc)+"='"+MSGS[rc]+"'")
+	if rc==EXIT_MSG:
+		fr=open(MSGFILE,"r")
+		fmsg=fr.readline()
+		if DEBUG: print("  FILEMSG: '"+fmsg+"'")
+		msg.setText(fmsg)
+		fr.close()
+		os.remove(MSGFILE)
+	else:
+		msg.setText(MSGS[rc])
+	t.start(5000)
+	t.timeout.connect(lambda:msg.setText(""))
+	if foc!=None:
+		if DEBUG:print(str(foc))
+		QTimer.singleShot(0,foc,SLOT('setFocus()'))
+	return
+
+# Sanitize string
+def brmSatanize(s=""):
+	ss=""
+	sss=""
+	try:
+		ss=s.toAscii()
+	except:
+		for c in s:
+			ss=ss+c.encode("ascii","ignore")
+
+	for c in ss:
+		if ord(c) > 31 and ord(c) < 127:
+			sss=sss+c
+	ss=sss
+	ss=ss.replace("'","")
+	ss=ss.replace("\"","")
+	ss=ss.replace(";","")
+	ss=ss.replace("`","")
+	ss=ss.replace("<","")
+	ss=ss.replace(">","")
+	ss=ss.replace("$(","$ (")
+	if DEBUG: print("brmSatanize:\n  "+ss)
+	return str(ss);
+
+# Clear Lineedit And Pass
+def brmCLAP(le=None,f=None,c=1,foc=1):
+	if DEBUG: print("brmCLAP")
+	a=le.text()
+	if c==1:
+		le.setText("")
+	try:
+		f(a)
+	except: # Revert the value
+		le.setText(a)
+		f()
+		if c==1:
+			le.setText("")
+	if foc==1:
+		QTimer.singleShot(0,le,SLOT('setFocus()'))
+		le.setFocus(True)
+
+timetimer=QTimer()
+def brmLabelBox(p=None,lbl=""):
+	if DEBUG: print("brmLabelBox: '"+lbl+"'")
+	b=QHBoxLayout()
+	b.addWidget(QSvgWidget("./brmlab.svg"))
+	b.addStretch(1)
+	b.addWidget(QLabel("<font style='"+STYLE_LABEL+"'>"+lbl+"</font>"))
+	b.addStretch(1)
+	timetext=("<font style='"+STYLE_MSG+"'>"
+		""+datetime.strftime(datetime.now(),'%Y-%m-%d %H:%M:%S')+"</font>")
+	timewidget=QLabel(timetext)
+	timetimer.timeout.connect(
+		lambda:timewidget.setText("<font style='"+STYLE_MSG+"'>"
+		""+datetime.strftime(datetime.now(),'%Y-%m-%d %H:%M:%S')+"</font>"))
+	timetimer.start(1000)
+	b.addWidget(timewidget)
+	p.addLayout(b)
+def brmAddButton(p=None,lbl="",f=exit,w=0,s=""):
+	if DEBUG: print("addBrmButton: '"+lbl+"'")
+	butt=QPushButton(lbl)
+	if int(w)>0:
+		butt.setStyleSheet(STYLE_BTN+s+"text-align:left;"
+			"width:"+str(int(w))+"px;max-width:"+str(int(w))+"px;")
+	else:
+		butt.setStyleSheet(STYLE_BTN+s)
+	butt.connect(butt,SIGNAL('pressed()'),f)
+	butt.setAutoDefault(0)
+	butt.setFocusPolicy(0)
+	p.addWidget(butt)
+
+def brmAddLine(p=None,lbl="",r='T',s="",f=exit,w=200,c=1,foc=1):
+	if DEBUG: print("addBrmLine: '"+str(lbl)+"'")
+	l=QLineEdit(str(lbl))
+	l.setStyleSheet(s+"width:"+str(w)+"px;max-width:"+str(w)+"px;")
+
+#	if r=="T":
+#		l.setValidator(QRegExpValidator(QRegExp("^[\d\s\w]*$")))
+	if r=="Q":
+		l.setValidator(QRegExpValidator(QRegExp("^-?[0-9]{1,5}(\.[0-9]{1,2})?$")))
+	if r=="Q+":
+		l.setValidator(QRegExpValidator(QRegExp("^[0-9]{1,5}(\.[0-9]{0,2})?$")))
+	if r=="N":
+#		l.setValidator(QIntValidator(-100000,100000))
+		l.setValidator(QRegExpValidator(QRegExp("^-?[0-9]{1,5}$")))
+	if r=="N1":
+#		l.setValidator(QIntValidator(1,100000))
+		l.setValidator(QRegExpValidator(QRegExp("^[1-9]{1}[0-9]{0,4}$")))
+	if r=="N0":
+#		l.setValidator(QIntValidator(0,100000))
+		l.setValidator(QRegExpValidator(QRegExp("^[0-9]{1,5}$")))
+	if r=="M":
+		l.setValidator(QRegExpValidator(
+			QRegExp("^[0-9A-Za-z\._-]{1,}@[0-9a-zA-Z\._-{1,}\.[a-zA-Z0-9]{1,}$")))
+
+	l.connect(l,SIGNAL('returnPressed()'),lambda:brmCLAP(l,f,c,foc))
+	if s==STYLE_HIDDEN:
+		l.setFocusPolicy(Qt.StrongFocus)
+		QTimer.singleShot(0,l,SLOT('setFocus()'))
+	p.addWidget(l)
+
+def brmPassMsg(s=""):
+	fw=open(MSGFILE,"w")
+	fw.write(s)
+	fw.close()
+