annotate upmana/mercurial/hook.py @ 204:ff36cdfcf515 alpha

Traipse Alpha 'OpenRPG' {100427-05} Traipse is a distribution of OpenRPG that is designed to be easy to setup and go. Traipse also makes it easy for developers to work on code without fear of sacrifice. 'Ornery-Orc' continues the trend of 'Grumpy' and adds fixes to the code. 'Ornery-Orc's main goal is to offer more advanced features and enhance the productivity of the user. Update Summary (Patch-2) New Features: New Namespace method with two new syntaxes New Namespace Internal is context sensitive, always! New Namespace External is 'as narrow as you make it' New Namespace FutureCheck helps ensure you don't receive an incorrect node New PluginDB access for URL2Link plugin New to Forms, they now show their content in Design Mode New to Update Manager, checks Repo for updates on software start Fixes: Fix to Server GUI startup errors Fix to Server GUI Rooms tab updating Fix to Chat and Settings if non existant die roller is picked Fix to Dieroller and .open() used with .vs(). Successes are correctly calculated Fix to Alias Lib's Export to Tree, Open, Save features Fix to alias node, now works properly Fix to Splitter node, minor GUI cleanup Fix to Backgrounds not loading through remote loader Fix to Node name errors Fix to rolling dice in chat Whispers Fix to Splitters Sizing issues Fix to URL2Link plugin, modified regex compilation should remove memory leak Fix to mapy.py, a roll back due to zoomed grid issues Fix to whiteboard_handler, Circles work by you clicking the center of the circle Fix to Servers parse_incoming_dom which was outdated and did not respect XML Fix to a broken link in the server welcome message Fix to InterParse and logger requiring traceback Fix to Update Manager Status Bar Fix to failed image and erroneous pop up Daily: I was having problems with Chat tabs. All fixed now. Daily: Chat tabs an a small urgency with the Server, plus I kept working. Daily: Cuz I messed up just a little.
author sirebral
date Tue, 27 Apr 2010 22:53:48 -0500
parents 496dbf12a6cb
children
rev   line source
121
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1 # hook.py - hook support for mercurial
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2 #
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3 # Copyright 2007 Matt Mackall <mpm@selenic.com>
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4 #
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5 # This software may be used and distributed according to the terms of the
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6 # GNU General Public License version 2, incorporated herein by reference.
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7
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8 from i18n import _
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9 import os, sys
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10 import extensions, util
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11
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12 def _pythonhook(ui, repo, name, hname, funcname, args, throw):
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13 '''call python hook. hook is callable object, looked up as
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14 name in python module. if callable returns "true", hook
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15 fails, else passes. if hook raises exception, treated as
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16 hook failure. exception propagates if throw is "true".
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17
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18 reason for "true" meaning "hook failed" is so that
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19 unmodified commands (e.g. mercurial.commands.update) can
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20 be run as hooks without wrappers to convert return values.'''
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21
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22 ui.note(_("calling hook %s: %s\n") % (hname, funcname))
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23 obj = funcname
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24 if not hasattr(obj, '__call__'):
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25 d = funcname.rfind('.')
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26 if d == -1:
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27 raise util.Abort(_('%s hook is invalid ("%s" not in '
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28 'a module)') % (hname, funcname))
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29 modname = funcname[:d]
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30 try:
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31 obj = __import__(modname)
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32 except ImportError:
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33 try:
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34 # extensions are loaded with hgext_ prefix
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35 obj = __import__("hgext_%s" % modname)
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36 except ImportError:
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37 raise util.Abort(_('%s hook is invalid '
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38 '(import of "%s" failed)') %
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39 (hname, modname))
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40 try:
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41 for p in funcname.split('.')[1:]:
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42 obj = getattr(obj, p)
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43 except AttributeError:
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44 raise util.Abort(_('%s hook is invalid '
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45 '("%s" is not defined)') %
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46 (hname, funcname))
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47 if not hasattr(obj, '__call__'):
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48 raise util.Abort(_('%s hook is invalid '
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49 '("%s" is not callable)') %
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50 (hname, funcname))
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51 try:
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52 r = obj(ui=ui, repo=repo, hooktype=name, **args)
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53 except KeyboardInterrupt:
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54 raise
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55 except Exception, exc:
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56 if isinstance(exc, util.Abort):
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57 ui.warn(_('error: %s hook failed: %s\n') %
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58 (hname, exc.args[0]))
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59 else:
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60 ui.warn(_('error: %s hook raised an exception: '
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61 '%s\n') % (hname, exc))
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62 if throw:
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63 raise
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64 ui.traceback()
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65 return True
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66 if r:
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67 if throw:
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68 raise util.Abort(_('%s hook failed') % hname)
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69 ui.warn(_('warning: %s hook failed\n') % hname)
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70 return r
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71
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72 def _exthook(ui, repo, name, cmd, args, throw):
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73 ui.note(_("running hook %s: %s\n") % (name, cmd))
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74
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75 env = {}
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76 for k, v in args.iteritems():
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77 if hasattr(v, '__call__'):
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78 v = v()
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79 env['HG_' + k.upper()] = v
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80
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81 if repo:
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82 cwd = repo.root
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83 else:
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84 cwd = os.getcwd()
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85 r = util.system(cmd, environ=env, cwd=cwd)
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86 if r:
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87 desc, r = util.explain_exit(r)
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88 if throw:
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89 raise util.Abort(_('%s hook %s') % (name, desc))
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90 ui.warn(_('warning: %s hook %s\n') % (name, desc))
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91 return r
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92
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93 _redirect = False
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94 def redirect(state):
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95 global _redirect
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96 _redirect = state
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97
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98 def hook(ui, repo, name, throw=False, **args):
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99 r = False
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100
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101 if _redirect:
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102 # temporarily redirect stdout to stderr
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103 oldstdout = os.dup(sys.__stdout__.fileno())
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104 os.dup2(sys.__stderr__.fileno(), sys.__stdout__.fileno())
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105
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106 try:
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107 for hname, cmd in ui.configitems('hooks'):
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108 if hname.split('.')[0] != name or not cmd:
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109 continue
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110 if hasattr(cmd, '__call__'):
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111 r = _pythonhook(ui, repo, name, hname, cmd, args, throw) or r
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112 elif cmd.startswith('python:'):
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113 if cmd.count(':') == 2:
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114 path, cmd = cmd[7:].split(':')
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115 mod = extensions.loadpath(path, 'hgkook.%s' % hname)
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116 hookfn = getattr(mod, cmd)
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117 else:
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118 hookfn = cmd[7:].strip()
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119 r = _pythonhook(ui, repo, name, hname, hookfn, args, throw) or r
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120 else:
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121 r = _exthook(ui, repo, hname, cmd, args, throw) or r
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122 finally:
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123 if _redirect:
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124 os.dup2(oldstdout, sys.__stdout__.fileno())
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125 os.close(oldstdout)
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126
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127 return r