95 | | if self.firstblock.startswith("\033E\033") or \ |
96 | | (self.firstblock.startswith("\033*rbC") and (not self.lastblock[-3:] == "\f\033@")) or \ |
97 | | self.firstblock.startswith("\033*rB\033") or \ |
98 | | self.firstblock.startswith("\033%8\033") or \ |
99 | | (self.firstblock.find("\033%-12345X") != -1) or \ |
100 | | (self.firstblock.find("@PJL ENTER LANGUAGE=PCL\012\015\033") != -1) or \ |
101 | | (self.firstblock.startswith(chr(0xcd)+chr(0xca)) and (self.firstblock.find("\033E\033") != -1)) : |
102 | | self.logdebug("DEBUG: Input file is in the PCL3/4/5 format.") |
103 | | return True |
| 95 | try : |
| 96 | pos = 0 |
| 97 | while self.firstblock[pos] == chr(0) : |
| 98 | pos += 1 |
| 99 | except IndexError : |
| 100 | return False |
105 | | return False |
| 102 | firstblock = self.firstblock[pos:] |
| 103 | if firstblock.startswith("\033E\033") or \ |
| 104 | ((pos == 11000) and firstblock.startswith("\033")) or \ |
| 105 | (firstblock.startswith("\033*rbC") and (not self.lastblock[-3:] == "\f\033@")) or \ |
| 106 | firstblock.startswith("\033*rB\033") or \ |
| 107 | firstblock.startswith("\033%8\033") or \ |
| 108 | (firstblock.find("\033%-12345X") != -1) or \ |
| 109 | (firstblock.find("@PJL ENTER LANGUAGE=PCL\012\015\033") != -1) or \ |
| 110 | (firstblock.startswith(chr(0xcd)+chr(0xca)) and (firstblock.find("\033E\033") != -1)) : |
| 111 | self.logdebug("DEBUG: Input file is in the PCL3/4/5 format.") |
| 112 | return True |
| 113 | else : |
| 114 | return False |