Wed, 30 Dec 2020 11:00:05 +0100
Updated copyright for 2021.
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1 | # -*- coding: utf-8 -*- |
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2 | |
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3 | # Copyright (c) 2010 - 2021 Detlev Offenbach <detlev@die-offenbachs.de> |
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4 | # |
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5 | |
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6 | """ |
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7 | Module implementing some common utility functions for the Mercurial package. |
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8 | """ |
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9 | |
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10 | import os |
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11 | import re |
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12 | |
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13 | from PyQt5.QtCore import QProcess, QProcessEnvironment, QCoreApplication |
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14 | |
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15 | import Utilities |
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16 | |
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17 | |
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18 | def getConfigPath(): |
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19 | """ |
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20 | Public function to get the filename of the config file. |
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21 | |
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22 | @return filename of the config file (string) |
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23 | """ |
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24 | if Utilities.isWindowsPlatform(): |
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25 | userprofile = os.environ["USERPROFILE"] |
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26 | return os.path.join(userprofile, "Mercurial.ini") |
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27 | else: |
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28 | homedir = Utilities.getHomeDir() |
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29 | return os.path.join(homedir, ".hgrc") |
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30 | |
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31 | |
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32 | def prepareProcess(proc, encoding="", language=""): |
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33 | """ |
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34 | Public function to prepare the given process. |
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35 | |
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36 | @param proc reference to the process to be prepared (QProcess) |
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37 | @param encoding encoding to be used by the process (string) |
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38 | @param language language to be set (string) |
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39 | """ |
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40 | env = QProcessEnvironment.systemEnvironment() |
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41 | env.insert("HGPLAIN", '1') |
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42 | |
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43 | # set the encoding for the process |
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44 | if encoding: |
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45 | env.insert("HGENCODING", encoding) |
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46 | |
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47 | # set the language for the process |
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48 | if language: |
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49 | env.insert("LANGUAGE", language) |
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50 | |
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51 | proc.setProcessEnvironment(env) |
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52 | |
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53 | |
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54 | def hgVersion(plugin): |
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55 | """ |
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56 | Public method to determine the Mercurial version. |
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57 | |
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58 | @param plugin reference to the plugin object |
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59 | @type VcsMercurialPlugin |
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60 | @return tuple containing the Mercurial version as a string and as a tuple |
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61 | and an error message. |
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62 | @rtype tuple of str, tuple of int and str |
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63 | """ |
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64 | versionStr = "" |
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65 | version = () |
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66 | errorMsg = "" |
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67 | |
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68 | args = ["version"] |
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69 | args.extend(plugin.getGlobalOptions()) |
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70 | process = QProcess() |
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71 | process.start('hg', args) |
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72 | procStarted = process.waitForStarted(5000) |
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73 | if procStarted: |
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74 | finished = process.waitForFinished(30000) |
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75 | if finished and process.exitCode() == 0: |
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76 | output = str(process.readAllStandardOutput(), |
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77 | plugin.getPreferences("Encoding"), 'replace') |
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78 | versionStr = output.splitlines()[0].split()[-1][0:-1] |
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79 | v = list(re.match(r'.*?(\d+)\.(\d+)\.?(\d+)?(\+[0-9a-f-]+)?', |
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80 | versionStr).groups()) |
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81 | if v[-1] is None: |
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82 | del v[-1] |
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83 | for i in range(3): |
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84 | try: |
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85 | v[i] = int(v[i]) |
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86 | except TypeError: |
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87 | v[i] = 0 |
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88 | except IndexError: |
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89 | v.append(0) |
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90 | version = tuple(v) |
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91 | else: |
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92 | if finished: |
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93 | errorMsg = QCoreApplication.translate( |
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94 | "HgUtilities", |
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95 | "The hg process finished with the exit code {0}" |
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96 | ).format(process.exitCode()) |
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97 | else: |
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98 | errorMsg = QCoreApplication.translate( |
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99 | "HgUtilities", |
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100 | "The hg process did not finish within 30s.") |
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101 | else: |
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102 | errorMsg = QCoreApplication.translate( |
ac8b476ba122
Added support for host fingerprints in the hostsecurity section of the Mercurial configuration file (as of hg 3.9.0).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
4631
diff
changeset
|
103 | "HgUtilities", |
ac8b476ba122
Added support for host fingerprints in the hostsecurity section of the Mercurial configuration file (as of hg 3.9.0).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
4631
diff
changeset
|
104 | "Could not start the hg executable.") |
ac8b476ba122
Added support for host fingerprints in the hostsecurity section of the Mercurial configuration file (as of hg 3.9.0).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
4631
diff
changeset
|
105 | |
ac8b476ba122
Added support for host fingerprints in the hostsecurity section of the Mercurial configuration file (as of hg 3.9.0).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
4631
diff
changeset
|
106 | return versionStr, version, errorMsg |