Mercurial Repositories > eric / file comparison
comparison: Helpviewer/HelpUtilities.py
Helpviewer/HelpUtilities.py
- changeset 1953
- 26aa6fd94dc2
- child 1965
- 96f5a76e1845
equal
deleted
inserted
replaced
| 1952:af4103f0e93f | 1953:26aa6fd94dc2 |
|---|---|
| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2012 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing some global helper functions. | |
| 8 """ | |
| 9 | |
| 10 import os | |
| 11 | |
| 12 from PyQt4.QtCore import QUrl | |
| 13 | |
| 14 | |
| 15 def getFileNameFromUrl(url): | |
| 16 """ | |
| 17 Module function to generate a file name based on the given URL. | |
| 18 | |
| 19 @param url URL (QUrl) | |
| 20 @return file name (string) | |
| 21 """ | |
| 22 fileName = url.toString(QUrl.RemoveFragment | QUrl.RemoveQuery | | |
| 23 QUrl.RemoveScheme | QUrl.RemovePort) | |
| 24 if fileName.find("/") != -1: | |
| 25 pos = fileName.rfind("/") | |
| 26 fileName = fileName[pos:] | |
| 27 fileName = fileName.replace("/", "") | |
| 28 | |
| 29 fileName = filterCharsFromFilename(fileName) | |
| 30 | |
| 31 if not fileName: | |
| 32 fileName = filterCharsFromFilename(url.host().replace(".", "_")) | |
| 33 | |
| 34 return fileName | |
| 35 | |
| 36 | |
| 37 def filterCharsFromFilename(name): | |
| 38 """ | |
| 39 Module function to filter illegal characters. | |
| 40 | |
| 41 @param name name to be sanitized (string) | |
| 42 @return sanitized name (string) | |
| 43 """ | |
| 44 return name\ | |
| 45 .replace("/", "_")\ | |
| 46 .replace("\\", "")\ | |
| 47 .replace(":", "")\ | |
| 48 .replace("*", "")\ | |
| 49 .replace("?", "")\ | |
| 50 .replace('"', "")\ | |
| 51 .replace("<", "")\ | |
| 52 .replace(">", "")\ | |
| 53 .replace("|", "") | |
| 54 | |
| 55 | |
| 56 def ensureUniqueFilename(name, appendFormat="({0})"): | |
| 57 """ | |
| 58 Module function to generate an unique file name based on a pattern. | |
| 59 | |
| 60 @param name desired file name (string) | |
| 61 @param appendFormat format pattern to be used to make the unique name (string) | |
| 62 @return unique file name | |
| 63 """ | |
| 64 if not os.path.exists(name): | |
| 65 return name | |
| 66 | |
| 67 tmpFileName = name | |
| 68 i = 1 | |
| 69 while os.path.exists(tmpFileName): | |
| 70 tmpFileName = name | |
| 71 index = tmpFileName.rfind(".") | |
| 72 | |
| 73 appendString = appendFormat.format(i) | |
| 74 if index == -1: | |
| 75 tmpFileName += appendString | |
| 76 else: | |
| 77 tmpFileName = tmpFileName[:index] + appendString + tmpFileName[index:] | |
| 78 i += 1 | |
| 79 | |
| 80 return tmpFileName |
