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@@ -1,350 +1,363 b'' | |||
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1 | 1 | # hgweb/webutil.py - utility library for the web interface. |
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2 | 2 | # |
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3 | 3 | # Copyright 21 May 2005 - (c) 2005 Jake Edge <jake@edge2.net> |
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4 | 4 | # Copyright 2005-2007 Matt Mackall <mpm@selenic.com> |
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5 | 5 | # |
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6 | 6 | # This software may be used and distributed according to the terms of the |
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7 | 7 | # GNU General Public License version 2 or any later version. |
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8 | 8 | |
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9 | 9 | import os, copy |
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10 | 10 | from mercurial import match, patch, scmutil, error, ui, util |
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11 | 11 | from mercurial.i18n import _ |
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12 | 12 | from mercurial.node import hex, nullid |
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13 | 13 | from common import ErrorResponse |
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14 | 14 | from common import HTTP_NOT_FOUND |
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15 | 15 | import difflib |
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16 | 16 | |
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17 | 17 | def up(p): |
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18 | 18 | if p[0] != "/": |
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19 | 19 | p = "/" + p |
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20 | 20 | if p[-1] == "/": |
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21 | 21 | p = p[:-1] |
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22 | 22 | up = os.path.dirname(p) |
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23 | 23 | if up == "/": |
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24 | 24 | return "/" |
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25 | 25 | return up + "/" |
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26 | 26 | |
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27 | 27 | def revnavgen(pos, pagelen, limit, nodefunc): |
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28 | """computes label and revision id for navigation link | |
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29 | ||
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30 | :pos: is the revision relative to which we generate navigation. | |
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31 | :pagelen: the size of each navigation page | |
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32 | :limit: how far shall we link | |
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33 | :nodefun: factory for a changectx from a revision | |
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34 | ||
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35 | The return is: | |
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36 | - a single element tuple | |
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37 | - containing a dictionary with a `before` and `after` key | |
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38 | - values are generator functions taking an arbitrary number of kwargs | |
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39 | - yield items are dictionaries with `label` and `node` keys | |
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40 | """ | |
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28 | 41 | def seq(factor, limit=None): |
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29 | 42 | if limit: |
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30 | 43 | yield limit |
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31 | 44 | if limit >= 20 and limit <= 40: |
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32 | 45 | yield 50 |
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33 | 46 | else: |
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34 | 47 | yield 1 * factor |
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35 | 48 | yield 3 * factor |
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36 | 49 | for f in seq(factor * 10): |
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37 | 50 | yield f |
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38 | 51 | |
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39 | 52 | navbefore = [] |
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40 | 53 | navafter = [] |
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41 | 54 | |
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42 | 55 | last = 0 |
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43 | 56 | for f in seq(1, pagelen): |
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44 | 57 | if f < pagelen or f <= last: |
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45 | 58 | continue |
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46 | 59 | if f > limit: |
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47 | 60 | break |
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48 | 61 | last = f |
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49 | 62 | if pos + f < limit: |
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50 | 63 | navafter.append(("+%d" % f, hex(nodefunc(pos + f).node()))) |
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51 | 64 | if pos - f >= 0: |
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52 | 65 | navbefore.insert(0, ("-%d" % f, hex(nodefunc(pos - f).node()))) |
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53 | 66 | |
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54 | 67 | navafter.append(("tip", "tip")) |
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55 | 68 | try: |
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56 | 69 | navbefore.insert(0, ("(0)", hex(nodefunc('0').node()))) |
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57 | 70 | except error.RepoError: |
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58 | 71 | pass |
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59 | 72 | |
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60 | 73 | def gen(l): |
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61 | 74 | def f(**map): |
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62 | 75 | for label, node in l: |
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63 | 76 | yield {"label": label, "node": node} |
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64 | 77 | return f |
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65 | 78 | |
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66 | 79 | return (dict(before=gen(navbefore), after=gen(navafter)),) |
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67 | 80 | |
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68 | 81 | def _siblings(siblings=[], hiderev=None): |
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69 | 82 | siblings = [s for s in siblings if s.node() != nullid] |
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70 | 83 | if len(siblings) == 1 and siblings[0].rev() == hiderev: |
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71 | 84 | return |
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72 | 85 | for s in siblings: |
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73 | 86 | d = {'node': s.hex(), 'rev': s.rev()} |
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74 | 87 | d['user'] = s.user() |
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75 | 88 | d['date'] = s.date() |
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76 | 89 | d['description'] = s.description() |
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77 | 90 | d['branch'] = s.branch() |
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78 | 91 | if util.safehasattr(s, 'path'): |
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79 | 92 | d['file'] = s.path() |
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80 | 93 | yield d |
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81 | 94 | |
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82 | 95 | def parents(ctx, hide=None): |
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83 | 96 | return _siblings(ctx.parents(), hide) |
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84 | 97 | |
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85 | 98 | def children(ctx, hide=None): |
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86 | 99 | return _siblings(ctx.children(), hide) |
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87 | 100 | |
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88 | 101 | def renamelink(fctx): |
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89 | 102 | r = fctx.renamed() |
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90 | 103 | if r: |
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91 | 104 | return [dict(file=r[0], node=hex(r[1]))] |
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92 | 105 | return [] |
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93 | 106 | |
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94 | 107 | def nodetagsdict(repo, node): |
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95 | 108 | return [{"name": i} for i in repo.nodetags(node)] |
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96 | 109 | |
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97 | 110 | def nodebookmarksdict(repo, node): |
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98 | 111 | return [{"name": i} for i in repo.nodebookmarks(node)] |
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99 | 112 | |
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100 | 113 | def nodebranchdict(repo, ctx): |
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101 | 114 | branches = [] |
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102 | 115 | branch = ctx.branch() |
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103 | 116 | # If this is an empty repo, ctx.node() == nullid, |
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104 | 117 | # ctx.branch() == 'default'. |
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105 | 118 | try: |
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106 | 119 | branchnode = repo.branchtip(branch) |
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107 | 120 | except error.RepoLookupError: |
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108 | 121 | branchnode = None |
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109 | 122 | if branchnode == ctx.node(): |
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110 | 123 | branches.append({"name": branch}) |
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111 | 124 | return branches |
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112 | 125 | |
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113 | 126 | def nodeinbranch(repo, ctx): |
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114 | 127 | branches = [] |
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115 | 128 | branch = ctx.branch() |
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116 | 129 | try: |
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117 | 130 | branchnode = repo.branchtip(branch) |
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118 | 131 | except error.RepoLookupError: |
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119 | 132 | branchnode = None |
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120 | 133 | if branch != 'default' and branchnode != ctx.node(): |
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121 | 134 | branches.append({"name": branch}) |
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122 | 135 | return branches |
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123 | 136 | |
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124 | 137 | def nodebranchnodefault(ctx): |
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125 | 138 | branches = [] |
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126 | 139 | branch = ctx.branch() |
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127 | 140 | if branch != 'default': |
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128 | 141 | branches.append({"name": branch}) |
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129 | 142 | return branches |
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130 | 143 | |
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131 | 144 | def showtag(repo, tmpl, t1, node=nullid, **args): |
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132 | 145 | for t in repo.nodetags(node): |
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133 | 146 | yield tmpl(t1, tag=t, **args) |
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134 | 147 | |
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135 | 148 | def showbookmark(repo, tmpl, t1, node=nullid, **args): |
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136 | 149 | for t in repo.nodebookmarks(node): |
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137 | 150 | yield tmpl(t1, bookmark=t, **args) |
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138 | 151 | |
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139 | 152 | def cleanpath(repo, path): |
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140 | 153 | path = path.lstrip('/') |
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141 | 154 | return scmutil.canonpath(repo.root, '', path) |
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142 | 155 | |
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143 | 156 | def changeidctx (repo, changeid): |
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144 | 157 | try: |
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145 | 158 | ctx = repo[changeid] |
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146 | 159 | except error.RepoError: |
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147 | 160 | man = repo.manifest |
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148 | 161 | ctx = repo[man.linkrev(man.rev(man.lookup(changeid)))] |
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149 | 162 | |
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150 | 163 | return ctx |
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151 | 164 | |
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152 | 165 | def changectx (repo, req): |
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153 | 166 | changeid = "tip" |
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154 | 167 | if 'node' in req.form: |
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155 | 168 | changeid = req.form['node'][0] |
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156 | 169 | ipos=changeid.find(':') |
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157 | 170 | if ipos != -1: |
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158 | 171 | changeid = changeid[(ipos + 1):] |
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159 | 172 | elif 'manifest' in req.form: |
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160 | 173 | changeid = req.form['manifest'][0] |
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161 | 174 | |
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162 | 175 | return changeidctx(repo, changeid) |
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163 | 176 | |
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164 | 177 | def basechangectx(repo, req): |
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165 | 178 | if 'node' in req.form: |
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166 | 179 | changeid = req.form['node'][0] |
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167 | 180 | ipos=changeid.find(':') |
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168 | 181 | if ipos != -1: |
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169 | 182 | changeid = changeid[:ipos] |
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170 | 183 | return changeidctx(repo, changeid) |
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171 | 184 | |
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172 | 185 | return None |
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173 | 186 | |
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174 | 187 | def filectx(repo, req): |
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175 | 188 | if 'file' not in req.form: |
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176 | 189 | raise ErrorResponse(HTTP_NOT_FOUND, 'file not given') |
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177 | 190 | path = cleanpath(repo, req.form['file'][0]) |
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178 | 191 | if 'node' in req.form: |
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179 | 192 | changeid = req.form['node'][0] |
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180 | 193 | elif 'filenode' in req.form: |
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181 | 194 | changeid = req.form['filenode'][0] |
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182 | 195 | else: |
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183 | 196 | raise ErrorResponse(HTTP_NOT_FOUND, 'node or filenode not given') |
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184 | 197 | try: |
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185 | 198 | fctx = repo[changeid][path] |
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186 | 199 | except error.RepoError: |
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187 | 200 | fctx = repo.filectx(path, fileid=changeid) |
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188 | 201 | |
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189 | 202 | return fctx |
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190 | 203 | |
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191 | 204 | def listfilediffs(tmpl, files, node, max): |
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192 | 205 | for f in files[:max]: |
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193 | 206 | yield tmpl('filedifflink', node=hex(node), file=f) |
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194 | 207 | if len(files) > max: |
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195 | 208 | yield tmpl('fileellipses') |
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196 | 209 | |
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197 | 210 | def diffs(repo, tmpl, ctx, basectx, files, parity, style): |
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198 | 211 | |
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199 | 212 | def countgen(): |
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200 | 213 | start = 1 |
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201 | 214 | while True: |
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202 | 215 | yield start |
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203 | 216 | start += 1 |
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204 | 217 | |
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205 | 218 | blockcount = countgen() |
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206 | 219 | def prettyprintlines(diff, blockno): |
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207 | 220 | for lineno, l in enumerate(diff.splitlines(True)): |
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208 | 221 | lineno = "%d.%d" % (blockno, lineno + 1) |
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209 | 222 | if l.startswith('+'): |
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210 | 223 | ltype = "difflineplus" |
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211 | 224 | elif l.startswith('-'): |
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212 | 225 | ltype = "difflineminus" |
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213 | 226 | elif l.startswith('@'): |
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214 | 227 | ltype = "difflineat" |
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215 | 228 | else: |
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216 | 229 | ltype = "diffline" |
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217 | 230 | yield tmpl(ltype, |
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218 | 231 | line=l, |
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219 | 232 | lineid="l%s" % lineno, |
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220 | 233 | linenumber="% 8s" % lineno) |
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221 | 234 | |
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222 | 235 | if files: |
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223 | 236 | m = match.exact(repo.root, repo.getcwd(), files) |
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224 | 237 | else: |
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225 | 238 | m = match.always(repo.root, repo.getcwd()) |
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226 | 239 | |
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227 | 240 | diffopts = patch.diffopts(repo.ui, untrusted=True) |
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228 | 241 | if basectx is None: |
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229 | 242 | parents = ctx.parents() |
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230 | 243 | node1 = parents and parents[0].node() or nullid |
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231 | 244 | else: |
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232 | 245 | node1 = basectx.node() |
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233 | 246 | node2 = ctx.node() |
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234 | 247 | |
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235 | 248 | block = [] |
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236 | 249 | for chunk in patch.diff(repo, node1, node2, m, opts=diffopts): |
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237 | 250 | if chunk.startswith('diff') and block: |
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238 | 251 | blockno = blockcount.next() |
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239 | 252 | yield tmpl('diffblock', parity=parity.next(), blockno=blockno, |
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240 | 253 | lines=prettyprintlines(''.join(block), blockno)) |
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241 | 254 | block = [] |
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242 | 255 | if chunk.startswith('diff') and style != 'raw': |
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243 | 256 | chunk = ''.join(chunk.splitlines(True)[1:]) |
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244 | 257 | block.append(chunk) |
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245 | 258 | blockno = blockcount.next() |
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246 | 259 | yield tmpl('diffblock', parity=parity.next(), blockno=blockno, |
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247 | 260 | lines=prettyprintlines(''.join(block), blockno)) |
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248 | 261 | |
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249 | 262 | def compare(tmpl, context, leftlines, rightlines): |
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250 | 263 | '''Generator function that provides side-by-side comparison data.''' |
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251 | 264 | |
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252 | 265 | def compline(type, leftlineno, leftline, rightlineno, rightline): |
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253 | 266 | lineid = leftlineno and ("l%s" % leftlineno) or '' |
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254 | 267 | lineid += rightlineno and ("r%s" % rightlineno) or '' |
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255 | 268 | return tmpl('comparisonline', |
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256 | 269 | type=type, |
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257 | 270 | lineid=lineid, |
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258 | 271 | leftlinenumber="% 6s" % (leftlineno or ''), |
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259 | 272 | leftline=leftline or '', |
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260 | 273 | rightlinenumber="% 6s" % (rightlineno or ''), |
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261 | 274 | rightline=rightline or '') |
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262 | 275 | |
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263 | 276 | def getblock(opcodes): |
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264 | 277 | for type, llo, lhi, rlo, rhi in opcodes: |
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265 | 278 | len1 = lhi - llo |
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266 | 279 | len2 = rhi - rlo |
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267 | 280 | count = min(len1, len2) |
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268 | 281 | for i in xrange(count): |
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269 | 282 | yield compline(type=type, |
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270 | 283 | leftlineno=llo + i + 1, |
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271 | 284 | leftline=leftlines[llo + i], |
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272 | 285 | rightlineno=rlo + i + 1, |
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273 | 286 | rightline=rightlines[rlo + i]) |
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274 | 287 | if len1 > len2: |
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275 | 288 | for i in xrange(llo + count, lhi): |
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276 | 289 | yield compline(type=type, |
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277 | 290 | leftlineno=i + 1, |
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278 | 291 | leftline=leftlines[i], |
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279 | 292 | rightlineno=None, |
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280 | 293 | rightline=None) |
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281 | 294 | elif len2 > len1: |
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282 | 295 | for i in xrange(rlo + count, rhi): |
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283 | 296 | yield compline(type=type, |
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284 | 297 | leftlineno=None, |
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285 | 298 | leftline=None, |
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286 | 299 | rightlineno=i + 1, |
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287 | 300 | rightline=rightlines[i]) |
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288 | 301 | |
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289 | 302 | s = difflib.SequenceMatcher(None, leftlines, rightlines) |
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290 | 303 | if context < 0: |
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291 | 304 | yield tmpl('comparisonblock', lines=getblock(s.get_opcodes())) |
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292 | 305 | else: |
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293 | 306 | for oc in s.get_grouped_opcodes(n=context): |
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294 | 307 | yield tmpl('comparisonblock', lines=getblock(oc)) |
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295 | 308 | |
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296 | 309 | def diffstatgen(ctx, basectx): |
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297 | 310 | '''Generator function that provides the diffstat data.''' |
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298 | 311 | |
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299 | 312 | stats = patch.diffstatdata(util.iterlines(ctx.diff(basectx))) |
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300 | 313 | maxname, maxtotal, addtotal, removetotal, binary = patch.diffstatsum(stats) |
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301 | 314 | while True: |
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302 | 315 | yield stats, maxname, maxtotal, addtotal, removetotal, binary |
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303 | 316 | |
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304 | 317 | def diffsummary(statgen): |
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305 | 318 | '''Return a short summary of the diff.''' |
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306 | 319 | |
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307 | 320 | stats, maxname, maxtotal, addtotal, removetotal, binary = statgen.next() |
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308 | 321 | return _(' %d files changed, %d insertions(+), %d deletions(-)\n') % ( |
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309 | 322 | len(stats), addtotal, removetotal) |
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310 | 323 | |
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311 | 324 | def diffstat(tmpl, ctx, statgen, parity): |
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312 | 325 | '''Return a diffstat template for each file in the diff.''' |
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313 | 326 | |
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314 | 327 | stats, maxname, maxtotal, addtotal, removetotal, binary = statgen.next() |
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315 | 328 | files = ctx.files() |
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316 | 329 | |
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317 | 330 | def pct(i): |
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318 | 331 | if maxtotal == 0: |
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319 | 332 | return 0 |
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320 | 333 | return (float(i) / maxtotal) * 100 |
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321 | 334 | |
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322 | 335 | fileno = 0 |
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323 | 336 | for filename, adds, removes, isbinary in stats: |
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324 | 337 | template = filename in files and 'diffstatlink' or 'diffstatnolink' |
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325 | 338 | total = adds + removes |
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326 | 339 | fileno += 1 |
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327 | 340 | yield tmpl(template, node=ctx.hex(), file=filename, fileno=fileno, |
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328 | 341 | total=total, addpct=pct(adds), removepct=pct(removes), |
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329 | 342 | parity=parity.next()) |
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330 | 343 | |
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331 | 344 | class sessionvars(object): |
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332 | 345 | def __init__(self, vars, start='?'): |
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333 | 346 | self.start = start |
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334 | 347 | self.vars = vars |
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335 | 348 | def __getitem__(self, key): |
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336 | 349 | return self.vars[key] |
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337 | 350 | def __setitem__(self, key, value): |
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338 | 351 | self.vars[key] = value |
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339 | 352 | def __copy__(self): |
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340 | 353 | return sessionvars(copy.copy(self.vars), self.start) |
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341 | 354 | def __iter__(self): |
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342 | 355 | separator = self.start |
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343 | 356 | for key, value in self.vars.iteritems(): |
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344 | 357 | yield {'name': key, 'value': str(value), 'separator': separator} |
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345 | 358 | separator = '&' |
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346 | 359 | |
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347 | 360 | class wsgiui(ui.ui): |
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348 | 361 | # default termwidth breaks under mod_wsgi |
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349 | 362 | def termwidth(self): |
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350 | 363 | return 80 |
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