Mercurial > hg
annotate mercurial/hgweb/webutil.py @ 25488:89ce95f907bd
hgewb: disable progress when serving (issue4582)
Before this patch, progress bar could be displayed when serving, creating
hypothetical problems.
author | Pierre-Yves David <pierre-yves.david@fb.com> |
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date | Sun, 07 Jun 2015 17:14:17 -0700 |
parents | 858618d43524 |
children | 85fb416f2fa7 |
rev | line source |
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1 # hgweb/webutil.py - utility library for the web interface. |
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2 # |
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3 # Copyright 21 May 2005 - (c) 2005 Jake Edge <jake@edge2.net> |
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4 # Copyright 2005-2007 Matt Mackall <mpm@selenic.com> |
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5 # |
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6 # This software may be used and distributed according to the terms of the |
10263 | 7 # GNU General Public License version 2 or any later version. |
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8 |
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9 import os, copy |
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10 from mercurial import match, patch, error, ui, util, pathutil, context |
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11 from mercurial.i18n import _ |
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12 from mercurial.node import hex, nullid |
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13 from common import ErrorResponse, paritygen |
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14 from common import HTTP_NOT_FOUND |
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15 import difflib |
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16 |
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17 def up(p): |
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18 if p[0] != "/": |
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19 p = "/" + p |
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20 if p[-1] == "/": |
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21 p = p[:-1] |
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22 up = os.path.dirname(p) |
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23 if up == "/": |
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24 return "/" |
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25 return up + "/" |
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26 |
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27 def _navseq(step, firststep=None): |
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28 if firststep: |
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29 yield firststep |
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30 if firststep >= 20 and firststep <= 40: |
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31 firststep = 50 |
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32 yield firststep |
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33 assert step > 0 |
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34 assert firststep > 0 |
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35 while step <= firststep: |
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36 step *= 10 |
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37 while True: |
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38 yield 1 * step |
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39 yield 3 * step |
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40 step *= 10 |
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41 |
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42 class revnav(object): |
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43 |
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44 def __init__(self, repo): |
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45 """Navigation generation object |
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46 |
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47 :repo: repo object we generate nav for |
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48 """ |
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49 # used for hex generation |
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50 self._revlog = repo.changelog |
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51 |
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52 def __nonzero__(self): |
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53 """return True if any revision to navigate over""" |
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54 return self._first() is not None |
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55 |
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56 def _first(self): |
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57 """return the minimum non-filtered changeset or None""" |
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58 try: |
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59 return iter(self._revlog).next() |
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60 except StopIteration: |
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61 return None |
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62 |
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63 def hex(self, rev): |
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64 return hex(self._revlog.node(rev)) |
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65 |
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66 def gen(self, pos, pagelen, limit): |
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67 """computes label and revision id for navigation link |
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68 |
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69 :pos: is the revision relative to which we generate navigation. |
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70 :pagelen: the size of each navigation page |
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71 :limit: how far shall we link |
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72 |
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73 The return is: |
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74 - a single element tuple |
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75 - containing a dictionary with a `before` and `after` key |
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76 - values are generator functions taking arbitrary number of kwargs |
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77 - yield items are dictionaries with `label` and `node` keys |
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78 """ |
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79 if not self: |
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80 # empty repo |
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81 return ({'before': (), 'after': ()},) |
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82 |
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83 targets = [] |
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84 for f in _navseq(1, pagelen): |
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85 if f > limit: |
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86 break |
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87 targets.append(pos + f) |
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88 targets.append(pos - f) |
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89 targets.sort() |
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90 |
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91 first = self._first() |
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92 navbefore = [("(%i)" % first, self.hex(first))] |
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93 navafter = [] |
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94 for rev in targets: |
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95 if rev not in self._revlog: |
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96 continue |
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97 if pos < rev < limit: |
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98 navafter.append(("+%d" % abs(rev - pos), self.hex(rev))) |
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99 if 0 < rev < pos: |
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100 navbefore.append(("-%d" % abs(rev - pos), self.hex(rev))) |
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101 |
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102 |
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103 navafter.append(("tip", "tip")) |
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104 |
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105 data = lambda i: {"label": i[0], "node": i[1]} |
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106 return ({'before': lambda **map: (data(i) for i in navbefore), |
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107 'after': lambda **map: (data(i) for i in navafter)},) |
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108 |
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109 class filerevnav(revnav): |
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110 |
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111 def __init__(self, repo, path): |
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112 """Navigation generation object |
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113 |
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114 :repo: repo object we generate nav for |
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115 :path: path of the file we generate nav for |
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116 """ |
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117 # used for iteration |
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118 self._changelog = repo.unfiltered().changelog |
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119 # used for hex generation |
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120 self._revlog = repo.file(path) |
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121 |
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122 def hex(self, rev): |
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123 return hex(self._changelog.node(self._revlog.linkrev(rev))) |
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124 |
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125 |
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126 def _siblings(siblings=[], hiderev=None): |
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127 siblings = [s for s in siblings if s.node() != nullid] |
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128 if len(siblings) == 1 and siblings[0].rev() == hiderev: |
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129 return |
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130 for s in siblings: |
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131 d = {'node': s.hex(), 'rev': s.rev()} |
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132 d['user'] = s.user() |
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133 d['date'] = s.date() |
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134 d['description'] = s.description() |
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135 d['branch'] = s.branch() |
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136 if util.safehasattr(s, 'path'): |
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137 d['file'] = s.path() |
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138 yield d |
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139 |
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140 def parents(ctx, hide=None): |
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141 if isinstance(ctx, context.basefilectx): |
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142 introrev = ctx.introrev() |
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143 if ctx.changectx().rev() != introrev: |
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144 return _siblings([ctx.repo()[introrev]], hide) |
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145 return _siblings(ctx.parents(), hide) |
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146 |
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147 def children(ctx, hide=None): |
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148 return _siblings(ctx.children(), hide) |
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149 |
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150 def renamelink(fctx): |
6437 | 151 r = fctx.renamed() |
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152 if r: |
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153 return [{'file': r[0], 'node': hex(r[1])}] |
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154 return [] |
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155 |
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156 def nodetagsdict(repo, node): |
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157 return [{"name": i} for i in repo.nodetags(node)] |
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158 |
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159 def nodebookmarksdict(repo, node): |
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160 return [{"name": i} for i in repo.nodebookmarks(node)] |
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161 |
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162 def nodebranchdict(repo, ctx): |
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163 branches = [] |
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164 branch = ctx.branch() |
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165 # If this is an empty repo, ctx.node() == nullid, |
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166 # ctx.branch() == 'default'. |
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167 try: |
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168 branchnode = repo.branchtip(branch) |
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169 except error.RepoLookupError: |
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170 branchnode = None |
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171 if branchnode == ctx.node(): |
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172 branches.append({"name": branch}) |
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173 return branches |
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174 |
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175 def nodeinbranch(repo, ctx): |
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176 branches = [] |
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177 branch = ctx.branch() |
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178 try: |
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179 branchnode = repo.branchtip(branch) |
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180 except error.RepoLookupError: |
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181 branchnode = None |
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182 if branch != 'default' and branchnode != ctx.node(): |
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183 branches.append({"name": branch}) |
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184 return branches |
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185 |
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186 def nodebranchnodefault(ctx): |
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187 branches = [] |
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188 branch = ctx.branch() |
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189 if branch != 'default': |
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190 branches.append({"name": branch}) |
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191 return branches |
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192 |
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193 def showtag(repo, tmpl, t1, node=nullid, **args): |
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194 for t in repo.nodetags(node): |
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195 yield tmpl(t1, tag=t, **args) |
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196 |
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197 def showbookmark(repo, tmpl, t1, node=nullid, **args): |
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198 for t in repo.nodebookmarks(node): |
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199 yield tmpl(t1, bookmark=t, **args) |
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200 |
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201 def cleanpath(repo, path): |
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202 path = path.lstrip('/') |
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203 return pathutil.canonpath(repo.root, '', path) |
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204 |
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205 def changeidctx (repo, changeid): |
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206 try: |
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207 ctx = repo[changeid] |
7637 | 208 except error.RepoError: |
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209 man = repo.manifest |
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210 ctx = repo[man.linkrev(man.rev(man.lookup(changeid)))] |
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211 |
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212 return ctx |
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213 |
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214 def changectx (repo, req): |
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215 changeid = "tip" |
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216 if 'node' in req.form: |
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217 changeid = req.form['node'][0] |
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218 ipos=changeid.find(':') |
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219 if ipos != -1: |
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220 changeid = changeid[(ipos + 1):] |
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221 elif 'manifest' in req.form: |
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222 changeid = req.form['manifest'][0] |
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223 |
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224 return changeidctx(repo, changeid) |
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225 |
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226 def basechangectx(repo, req): |
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227 if 'node' in req.form: |
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228 changeid = req.form['node'][0] |
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229 ipos=changeid.find(':') |
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230 if ipos != -1: |
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231 changeid = changeid[:ipos] |
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232 return changeidctx(repo, changeid) |
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233 |
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234 return None |
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235 |
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236 def filectx(repo, req): |
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237 if 'file' not in req.form: |
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238 raise ErrorResponse(HTTP_NOT_FOUND, 'file not given') |
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239 path = cleanpath(repo, req.form['file'][0]) |
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240 if 'node' in req.form: |
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241 changeid = req.form['node'][0] |
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242 elif 'filenode' in req.form: |
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243 changeid = req.form['filenode'][0] |
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244 else: |
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245 raise ErrorResponse(HTTP_NOT_FOUND, 'node or filenode not given') |
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246 try: |
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247 fctx = repo[changeid][path] |
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249 fctx = repo.filectx(path, fileid=changeid) |
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250 |
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251 return fctx |
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252 |
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253 def changelistentry(web, ctx, tmpl): |
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254 '''Obtain a dictionary to be used for entries in a changelist. |
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255 |
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256 This function is called when producing items for the "entries" list passed |
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257 to the "shortlog" and "changelog" templates. |
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258 ''' |
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259 repo = web.repo |
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260 rev = ctx.rev() |
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261 n = ctx.node() |
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262 showtags = showtag(repo, tmpl, 'changelogtag', n) |
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263 files = listfilediffs(tmpl, ctx.files(), n, web.maxfiles) |
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264 |
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265 return { |
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266 "author": ctx.user(), |
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267 "parent": parents(ctx, rev - 1), |
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268 "child": children(ctx, rev + 1), |
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269 "changelogtag": showtags, |
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270 "desc": ctx.description(), |
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271 "extra": ctx.extra(), |
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272 "date": ctx.date(), |
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273 "files": files, |
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274 "rev": rev, |
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275 "node": hex(n), |
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276 "tags": nodetagsdict(repo, n), |
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277 "bookmarks": nodebookmarksdict(repo, n), |
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278 "inbranch": nodeinbranch(repo, ctx), |
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279 "branches": nodebranchdict(repo, ctx) |
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280 } |
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281 |
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282 def changesetentry(web, req, tmpl, ctx): |
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283 '''Obtain a dictionary to be used to render the "changeset" template.''' |
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284 |
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285 showtags = showtag(web.repo, tmpl, 'changesettag', ctx.node()) |
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286 showbookmarks = showbookmark(web.repo, tmpl, 'changesetbookmark', |
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287 ctx.node()) |
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288 showbranch = nodebranchnodefault(ctx) |
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289 |
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290 files = [] |
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291 parity = paritygen(web.stripecount) |
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292 for blockno, f in enumerate(ctx.files()): |
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293 template = f in ctx and 'filenodelink' or 'filenolink' |
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294 files.append(tmpl(template, |
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295 node=ctx.hex(), file=f, blockno=blockno + 1, |
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296 parity=parity.next())) |
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297 |
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298 basectx = basechangectx(web.repo, req) |
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299 if basectx is None: |
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300 basectx = ctx.p1() |
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301 |
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302 style = web.config('web', 'style', 'paper') |
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303 if 'style' in req.form: |
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304 style = req.form['style'][0] |
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305 |
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306 parity = paritygen(web.stripecount) |
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307 diff = diffs(web.repo, tmpl, ctx, basectx, None, parity, style) |
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308 |
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309 parity = paritygen(web.stripecount) |
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310 diffstatsgen = diffstatgen(ctx, basectx) |
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311 diffstats = diffstat(tmpl, ctx, diffstatsgen, parity) |
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312 |
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313 return dict( |
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314 diff=diff, |
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315 rev=ctx.rev(), |
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316 node=ctx.hex(), |
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317 parent=tuple(parents(ctx)), |
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318 child=children(ctx), |
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319 basenode=basectx.hex(), |
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320 changesettag=showtags, |
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321 changesetbookmark=showbookmarks, |
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322 changesetbranch=showbranch, |
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323 author=ctx.user(), |
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324 desc=ctx.description(), |
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325 extra=ctx.extra(), |
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326 date=ctx.date(), |
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327 phase=ctx.phasestr(), |
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328 files=files, |
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329 diffsummary=lambda **x: diffsummary(diffstatsgen), |
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330 diffstat=diffstats, |
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331 archives=web.archivelist(ctx.hex()), |
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332 tags=nodetagsdict(web.repo, ctx.node()), |
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333 bookmarks=nodebookmarksdict(web.repo, ctx.node()), |
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334 branch=showbranch, |
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335 inbranch=nodeinbranch(web.repo, ctx), |
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336 branches=nodebranchdict(web.repo, ctx)) |
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337 |
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338 def listfilediffs(tmpl, files, node, max): |
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339 for f in files[:max]: |
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340 yield tmpl('filedifflink', node=hex(node), file=f) |
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341 if len(files) > max: |
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342 yield tmpl('fileellipses') |
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343 |
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344 def diffs(repo, tmpl, ctx, basectx, files, parity, style): |
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345 |
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346 def countgen(): |
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347 start = 1 |
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348 while True: |
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349 yield start |
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350 start += 1 |
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351 |
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352 blockcount = countgen() |
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353 def prettyprintlines(diff, blockno): |
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354 for lineno, l in enumerate(diff.splitlines(True)): |
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355 difflineno = "%d.%d" % (blockno, lineno + 1) |
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356 if l.startswith('+'): |
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357 ltype = "difflineplus" |
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358 elif l.startswith('-'): |
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359 ltype = "difflineminus" |
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360 elif l.startswith('@'): |
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361 ltype = "difflineat" |
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362 else: |
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363 ltype = "diffline" |
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364 yield tmpl(ltype, |
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365 line=l, |
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366 lineno=lineno + 1, |
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367 lineid="l%s" % difflineno, |
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368 linenumber="% 8s" % difflineno) |
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369 |
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370 if files: |
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371 m = match.exact(repo.root, repo.getcwd(), files) |
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372 else: |
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373 m = match.always(repo.root, repo.getcwd()) |
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374 |
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375 diffopts = patch.diffopts(repo.ui, untrusted=True) |
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376 if basectx is None: |
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377 parents = ctx.parents() |
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378 if parents: |
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|
379 node1 = parents[0].node() |
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380 else: |
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381 node1 = nullid |
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382 else: |
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383 node1 = basectx.node() |
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384 node2 = ctx.node() |
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385 |
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386 block = [] |
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387 for chunk in patch.diff(repo, node1, node2, m, opts=diffopts): |
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388 if chunk.startswith('diff') and block: |
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389 blockno = blockcount.next() |
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390 yield tmpl('diffblock', parity=parity.next(), blockno=blockno, |
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391 lines=prettyprintlines(''.join(block), blockno)) |
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392 block = [] |
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diff
changeset
|
393 if chunk.startswith('diff') and style != 'raw': |
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394 chunk = ''.join(chunk.splitlines(True)[1:]) |
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395 block.append(chunk) |
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396 blockno = blockcount.next() |
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397 yield tmpl('diffblock', parity=parity.next(), blockno=blockno, |
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398 lines=prettyprintlines(''.join(block), blockno)) |
7345
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changeset
|
399 |
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|
400 def compare(tmpl, context, leftlines, rightlines): |
17202
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401 '''Generator function that provides side-by-side comparison data.''' |
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|
402 |
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403 def compline(type, leftlineno, leftline, rightlineno, rightline): |
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|
404 lineid = leftlineno and ("l%s" % leftlineno) or '' |
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405 lineid += rightlineno and ("r%s" % rightlineno) or '' |
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|
406 return tmpl('comparisonline', |
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|
407 type=type, |
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|
408 lineid=lineid, |
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|
409 leftlineno=leftlineno, |
17202
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410 leftlinenumber="% 6s" % (leftlineno or ''), |
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|
411 leftline=leftline or '', |
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|
412 rightlineno=rightlineno, |
17202
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|
413 rightlinenumber="% 6s" % (rightlineno or ''), |
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|
414 rightline=rightline or '') |
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|
415 |
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changeset
|
416 def getblock(opcodes): |
1ae119269ddc
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|
417 for type, llo, lhi, rlo, rhi in opcodes: |
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|
418 len1 = lhi - llo |
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|
419 len2 = rhi - rlo |
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|
420 count = min(len1, len2) |
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|
421 for i in xrange(count): |
1ae119269ddc
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|
422 yield compline(type=type, |
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|
423 leftlineno=llo + i + 1, |
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|
424 leftline=leftlines[llo + i], |
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|
425 rightlineno=rlo + i + 1, |
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|
426 rightline=rightlines[rlo + i]) |
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|
427 if len1 > len2: |
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changeset
|
428 for i in xrange(llo + count, lhi): |
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changeset
|
429 yield compline(type=type, |
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|
430 leftlineno=i + 1, |
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|
431 leftline=leftlines[i], |
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|
432 rightlineno=None, |
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|
433 rightline=None) |
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|
434 elif len2 > len1: |
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changeset
|
435 for i in xrange(rlo + count, rhi): |
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|
436 yield compline(type=type, |
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|
437 leftlineno=None, |
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|
438 leftline=None, |
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|
439 rightlineno=i + 1, |
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|
440 rightline=rightlines[i]) |
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|
441 |
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442 s = difflib.SequenceMatcher(None, leftlines, rightlines) |
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443 if context < 0: |
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|
444 yield tmpl('comparisonblock', lines=getblock(s.get_opcodes())) |
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445 else: |
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|
446 for oc in s.get_grouped_opcodes(n=context): |
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|
447 yield tmpl('comparisonblock', lines=getblock(oc)) |
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|
448 |
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changeset
|
449 def diffstatgen(ctx, basectx): |
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changeset
|
450 '''Generator function that provides the diffstat data.''' |
14490
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14055
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changeset
|
451 |
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changeset
|
452 stats = patch.diffstatdata(util.iterlines(ctx.diff(basectx))) |
14490
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14055
diff
changeset
|
453 maxname, maxtotal, addtotal, removetotal, binary = patch.diffstatsum(stats) |
14570
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diff
changeset
|
454 while True: |
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changeset
|
455 yield stats, maxname, maxtotal, addtotal, removetotal, binary |
9f908ef5a595
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parents:
14562
diff
changeset
|
456 |
9f908ef5a595
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14562
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changeset
|
457 def diffsummary(statgen): |
9f908ef5a595
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changeset
|
458 '''Return a short summary of the diff.''' |
9f908ef5a595
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diff
changeset
|
459 |
9f908ef5a595
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14562
diff
changeset
|
460 stats, maxname, maxtotal, addtotal, removetotal, binary = statgen.next() |
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changeset
|
461 return _(' %d files changed, %d insertions(+), %d deletions(-)\n') % ( |
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changeset
|
462 len(stats), addtotal, removetotal) |
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463 |
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464 def diffstat(tmpl, ctx, statgen, parity): |
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465 '''Return a diffstat template for each file in the diff.''' |
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466 |
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467 stats, maxname, maxtotal, addtotal, removetotal, binary = statgen.next() |
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468 files = ctx.files() |
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469 |
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470 def pct(i): |
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471 if maxtotal == 0: |
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472 return 0 |
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473 return (float(i) / maxtotal) * 100 |
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474 |
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475 fileno = 0 |
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476 for filename, adds, removes, isbinary in stats: |
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477 template = filename in files and 'diffstatlink' or 'diffstatnolink' |
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478 total = adds + removes |
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479 fileno += 1 |
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480 yield tmpl(template, node=ctx.hex(), file=filename, fileno=fileno, |
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481 total=total, addpct=pct(adds), removepct=pct(removes), |
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482 parity=parity.next()) |
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483 |
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484 class sessionvars(object): |
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485 def __init__(self, vars, start='?'): |
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486 self.start = start |
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487 self.vars = vars |
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488 def __getitem__(self, key): |
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489 return self.vars[key] |
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490 def __setitem__(self, key, value): |
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491 self.vars[key] = value |
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492 def __copy__(self): |
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493 return sessionvars(copy.copy(self.vars), self.start) |
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494 def __iter__(self): |
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495 separator = self.start |
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496 for key, value in sorted(self.vars.iteritems()): |
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497 yield {'name': key, 'value': str(value), 'separator': separator} |
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498 separator = '&' |
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499 |
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500 class wsgiui(ui.ui): |
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501 # default termwidth breaks under mod_wsgi |
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502 def termwidth(self): |
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503 return 80 |