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@@ -1,553 +1,562 b'' | |||
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1 | 1 | # -*- coding: utf-8 -*- |
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2 | 2 | """ |
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3 | 3 | rhodecode.lib.diffs |
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4 | 4 | ~~~~~~~~~~~~~~~~~~~ |
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5 | 5 | |
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6 | 6 | Set of diffing helpers, previously part of vcs |
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7 | 7 | |
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8 | 8 | |
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9 | 9 | :created_on: Dec 4, 2011 |
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10 | 10 | :author: marcink |
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11 | 11 | :copyright: (C) 2010-2012 Marcin Kuzminski <marcin@python-works.com> |
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12 | 12 | :original copyright: 2007-2008 by Armin Ronacher |
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13 | 13 | :license: GPLv3, see COPYING for more details. |
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14 | 14 | """ |
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15 | 15 | # This program is free software: you can redistribute it and/or modify |
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16 | 16 | # it under the terms of the GNU General Public License as published by |
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17 | 17 | # the Free Software Foundation, either version 3 of the License, or |
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18 | 18 | # (at your option) any later version. |
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19 | 19 | # |
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20 | 20 | # This program is distributed in the hope that it will be useful, |
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21 | 21 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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22 | 22 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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23 | 23 | # GNU General Public License for more details. |
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24 | 24 | # |
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25 | 25 | # You should have received a copy of the GNU General Public License |
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26 | 26 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
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27 | 27 | |
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28 | 28 | import re |
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29 | 29 | import difflib |
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30 | 30 | import markupsafe |
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31 | 31 | from itertools import tee, imap |
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32 | 32 | |
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33 | 33 | from pylons.i18n.translation import _ |
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34 | 34 | |
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35 | 35 | from rhodecode.lib.vcs.exceptions import VCSError |
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36 | 36 | from rhodecode.lib.vcs.nodes import FileNode, SubModuleNode |
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37 | 37 | from rhodecode.lib.helpers import escape |
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38 | 38 | from rhodecode.lib.utils import EmptyChangeset |
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39 | 39 | |
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40 | 40 | |
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41 | 41 | def wrap_to_table(str_): |
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42 | 42 | return '''<table class="code-difftable"> |
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43 | 43 | <tr class="line no-comment"> |
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44 | 44 | <td class="lineno new"></td> |
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45 | 45 | <td class="code no-comment"><pre>%s</pre></td> |
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46 | 46 | </tr> |
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47 | 47 | </table>''' % str_ |
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48 | 48 | |
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49 | 49 | |
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50 | 50 | def wrapped_diff(filenode_old, filenode_new, cut_off_limit=None, |
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51 | 51 | ignore_whitespace=True, line_context=3, |
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52 | 52 | enable_comments=False): |
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53 | 53 | """ |
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54 | 54 | returns a wrapped diff into a table, checks for cut_off_limit and presents |
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55 | 55 | proper message |
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56 | 56 | """ |
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57 | 57 | |
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58 | 58 | if filenode_old is None: |
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59 | 59 | filenode_old = FileNode(filenode_new.path, '', EmptyChangeset()) |
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60 | 60 | |
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61 | 61 | if filenode_old.is_binary or filenode_new.is_binary: |
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62 | 62 | diff = wrap_to_table(_('binary file')) |
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63 | 63 | stats = (0, 0) |
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64 | 64 | size = 0 |
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65 | 65 | |
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66 | 66 | elif cut_off_limit != -1 and (cut_off_limit is None or |
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67 | 67 | (filenode_old.size < cut_off_limit and filenode_new.size < cut_off_limit)): |
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68 | 68 | |
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69 | 69 | f_gitdiff = get_gitdiff(filenode_old, filenode_new, |
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70 | 70 | ignore_whitespace=ignore_whitespace, |
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71 | 71 | context=line_context) |
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72 | 72 | diff_processor = DiffProcessor(f_gitdiff, format='gitdiff') |
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73 | 73 | |
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74 | 74 | diff = diff_processor.as_html(enable_comments=enable_comments) |
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75 | 75 | stats = diff_processor.stat() |
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76 | 76 | size = len(diff or '') |
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77 | 77 | else: |
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78 | 78 | diff = wrap_to_table(_('Changeset was too big and was cut off, use ' |
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79 | 79 | 'diff menu to display this diff')) |
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80 | 80 | stats = (0, 0) |
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81 | 81 | size = 0 |
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82 | 82 | if not diff: |
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83 | 83 | submodules = filter(lambda o: isinstance(o, SubModuleNode), |
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84 | 84 | [filenode_new, filenode_old]) |
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85 | 85 | if submodules: |
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86 | 86 | diff = wrap_to_table(escape('Submodule %r' % submodules[0])) |
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87 | 87 | else: |
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88 | 88 | diff = wrap_to_table(_('No changes detected')) |
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89 | 89 | |
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90 | 90 | cs1 = filenode_old.changeset.raw_id |
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91 | 91 | cs2 = filenode_new.changeset.raw_id |
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92 | 92 | |
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93 | 93 | return size, cs1, cs2, diff, stats |
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94 | 94 | |
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95 | 95 | |
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96 | 96 | def get_gitdiff(filenode_old, filenode_new, ignore_whitespace=True, context=3): |
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97 | 97 | """ |
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98 | 98 | Returns git style diff between given ``filenode_old`` and ``filenode_new``. |
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99 | 99 | |
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100 | 100 | :param ignore_whitespace: ignore whitespaces in diff |
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101 | 101 | """ |
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102 | 102 | # make sure we pass in default context |
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103 | 103 | context = context or 3 |
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104 | 104 | submodules = filter(lambda o: isinstance(o, SubModuleNode), |
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105 | 105 | [filenode_new, filenode_old]) |
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106 | 106 | if submodules: |
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107 | 107 | return '' |
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108 | 108 | |
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109 | 109 | for filenode in (filenode_old, filenode_new): |
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110 | 110 | if not isinstance(filenode, FileNode): |
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111 | 111 | raise VCSError("Given object should be FileNode object, not %s" |
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112 | 112 | % filenode.__class__) |
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113 | 113 | |
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114 | 114 | repo = filenode_new.changeset.repository |
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115 | 115 | old_raw_id = getattr(filenode_old.changeset, 'raw_id', repo.EMPTY_CHANGESET) |
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116 | 116 | new_raw_id = getattr(filenode_new.changeset, 'raw_id', repo.EMPTY_CHANGESET) |
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117 | 117 | |
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118 | 118 | vcs_gitdiff = repo.get_diff(old_raw_id, new_raw_id, filenode_new.path, |
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119 | 119 | ignore_whitespace, context) |
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120 | 120 | return vcs_gitdiff |
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121 | 121 | |
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122 | 122 | |
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123 | 123 | class DiffProcessor(object): |
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124 | 124 | """ |
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125 | 125 | Give it a unified diff and it returns a list of the files that were |
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126 | 126 | mentioned in the diff together with a dict of meta information that |
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127 | 127 | can be used to render it in a HTML template. |
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128 | 128 | """ |
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129 | 129 | _chunk_re = re.compile(r'@@ -(\d+)(?:,(\d+))? \+(\d+)(?:,(\d+))? @@(.*)') |
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130 | 130 | |
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131 | 131 | def __init__(self, diff, differ='diff', format='udiff'): |
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132 | 132 | """ |
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133 | 133 | :param diff: a text in diff format or generator |
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134 | 134 | :param format: format of diff passed, `udiff` or `gitdiff` |
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135 | 135 | """ |
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136 | 136 | if isinstance(diff, basestring): |
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137 | 137 | diff = [diff] |
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138 | 138 | |
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139 | 139 | self.__udiff = diff |
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140 | 140 | self.__format = format |
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141 | 141 | self.adds = 0 |
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142 | 142 | self.removes = 0 |
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143 | 143 | |
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144 | 144 | if isinstance(self.__udiff, basestring): |
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145 | 145 | self.lines = iter(self.__udiff.splitlines(1)) |
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146 | 146 | |
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147 | 147 | elif self.__format == 'gitdiff': |
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148 | 148 | udiff_copy = self.copy_iterator() |
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149 | 149 | self.lines = imap(self.escaper, self._parse_gitdiff(udiff_copy)) |
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150 | 150 | else: |
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151 | 151 | udiff_copy = self.copy_iterator() |
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152 | 152 | self.lines = imap(self.escaper, udiff_copy) |
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153 | 153 | |
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154 | 154 | # Select a differ. |
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155 | 155 | if differ == 'difflib': |
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156 | 156 | self.differ = self._highlight_line_difflib |
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157 | 157 | else: |
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158 | 158 | self.differ = self._highlight_line_udiff |
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159 | 159 | |
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160 | 160 | def escaper(self, string): |
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161 | 161 | return markupsafe.escape(string) |
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162 | 162 | |
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163 | 163 | def copy_iterator(self): |
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164 | 164 | """ |
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165 | 165 | make a fresh copy of generator, we should not iterate thru |
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166 | 166 | an original as it's needed for repeating operations on |
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167 | 167 | this instance of DiffProcessor |
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168 | 168 | """ |
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169 | 169 | self.__udiff, iterator_copy = tee(self.__udiff) |
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170 | 170 | return iterator_copy |
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171 | 171 | |
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172 | 172 | def _extract_rev(self, line1, line2): |
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173 | 173 | """ |
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174 | Extract the filename and revision hint from a line. | |
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174 | Extract the operation (A/M/D), filename and revision hint from a line. | |
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175 | 175 | """ |
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176 | 176 | |
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177 | 177 | try: |
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178 | 178 | if line1.startswith('--- ') and line2.startswith('+++ '): |
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179 | 179 | l1 = line1[4:].split(None, 1) |
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180 | 180 | old_filename = (l1[0].replace('a/', '', 1) |
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181 | 181 | if len(l1) >= 1 else None) |
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182 | 182 | old_rev = l1[1] if len(l1) == 2 else 'old' |
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183 | 183 | |
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184 | 184 | l2 = line2[4:].split(None, 1) |
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185 | 185 | new_filename = (l2[0].replace('b/', '', 1) |
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186 | 186 | if len(l1) >= 1 else None) |
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187 | 187 | new_rev = l2[1] if len(l2) == 2 else 'new' |
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188 | 188 | |
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189 | 189 | filename = (old_filename |
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190 | 190 | if old_filename != '/dev/null' else new_filename) |
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191 | 191 | |
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192 | return filename, new_rev, old_rev | |
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192 | operation = 'D' if new_filename == '/dev/null' else None | |
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193 | if not operation: | |
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194 | operation = 'M' if old_filename != '/dev/null' else 'A' | |
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195 | ||
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196 | return operation, filename, new_rev, old_rev | |
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193 | 197 | except (ValueError, IndexError): |
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194 | 198 | pass |
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195 | 199 | |
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196 | return None, None, None | |
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200 | return None, None, None, None | |
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197 | 201 | |
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198 | 202 | def _parse_gitdiff(self, diffiterator): |
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199 | 203 | def line_decoder(l): |
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200 | 204 | if l.startswith('+') and not l.startswith('+++'): |
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201 | 205 | self.adds += 1 |
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202 | 206 | elif l.startswith('-') and not l.startswith('---'): |
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203 | 207 | self.removes += 1 |
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204 | 208 | return l.decode('utf8', 'replace') |
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205 | 209 | |
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206 | 210 | output = list(diffiterator) |
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207 | 211 | size = len(output) |
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208 | 212 | |
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209 | 213 | if size == 2: |
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210 | 214 | l = [] |
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211 | 215 | l.extend([output[0]]) |
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212 | 216 | l.extend(output[1].splitlines(1)) |
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213 | 217 | return map(line_decoder, l) |
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214 | 218 | elif size == 1: |
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215 | 219 | return map(line_decoder, output[0].splitlines(1)) |
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216 | 220 | elif size == 0: |
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217 | 221 | return [] |
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218 | 222 | |
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219 | 223 | raise Exception('wrong size of diff %s' % size) |
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220 | 224 | |
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221 | 225 | def _highlight_line_difflib(self, line, next_): |
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222 | 226 | """ |
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223 | 227 | Highlight inline changes in both lines. |
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224 | 228 | """ |
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225 | 229 | |
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226 | 230 | if line['action'] == 'del': |
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227 | 231 | old, new = line, next_ |
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228 | 232 | else: |
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229 | 233 | old, new = next_, line |
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230 | 234 | |
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231 | 235 | oldwords = re.split(r'(\W)', old['line']) |
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232 | 236 | newwords = re.split(r'(\W)', new['line']) |
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233 | 237 | |
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234 | 238 | sequence = difflib.SequenceMatcher(None, oldwords, newwords) |
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235 | 239 | |
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236 | 240 | oldfragments, newfragments = [], [] |
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237 | 241 | for tag, i1, i2, j1, j2 in sequence.get_opcodes(): |
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238 | 242 | oldfrag = ''.join(oldwords[i1:i2]) |
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239 | 243 | newfrag = ''.join(newwords[j1:j2]) |
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240 | 244 | if tag != 'equal': |
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241 | 245 | if oldfrag: |
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242 | 246 | oldfrag = '<del>%s</del>' % oldfrag |
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243 | 247 | if newfrag: |
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244 | 248 | newfrag = '<ins>%s</ins>' % newfrag |
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245 | 249 | oldfragments.append(oldfrag) |
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246 | 250 | newfragments.append(newfrag) |
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247 | 251 | |
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248 | 252 | old['line'] = "".join(oldfragments) |
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249 | 253 | new['line'] = "".join(newfragments) |
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250 | 254 | |
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251 | 255 | def _highlight_line_udiff(self, line, next_): |
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252 | 256 | """ |
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253 | 257 | Highlight inline changes in both lines. |
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254 | 258 | """ |
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255 | 259 | start = 0 |
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256 | 260 | limit = min(len(line['line']), len(next_['line'])) |
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257 | 261 | while start < limit and line['line'][start] == next_['line'][start]: |
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258 | 262 | start += 1 |
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259 | 263 | end = -1 |
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260 | 264 | limit -= start |
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261 | 265 | while -end <= limit and line['line'][end] == next_['line'][end]: |
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262 | 266 | end -= 1 |
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263 | 267 | end += 1 |
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264 | 268 | if start or end: |
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265 | 269 | def do(l): |
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266 | 270 | last = end + len(l['line']) |
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267 | 271 | if l['action'] == 'add': |
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268 | 272 | tag = 'ins' |
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269 | 273 | else: |
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270 | 274 | tag = 'del' |
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271 | 275 | l['line'] = '%s<%s>%s</%s>%s' % ( |
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272 | 276 | l['line'][:start], |
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273 | 277 | tag, |
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274 | 278 | l['line'][start:last], |
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275 | 279 | tag, |
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276 | 280 | l['line'][last:] |
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277 | 281 | ) |
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278 | 282 | do(line) |
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279 | 283 | do(next_) |
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280 | 284 | |
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281 | 285 | def _parse_udiff(self): |
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282 | 286 | """ |
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283 | 287 | Parse the diff an return data for the template. |
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284 | 288 | """ |
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285 | 289 | lineiter = self.lines |
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286 | 290 | files = [] |
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287 | 291 | try: |
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288 | 292 | line = lineiter.next() |
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289 | 293 | # skip first context |
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290 | 294 | skipfirst = True |
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295 | ||
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291 | 296 | while 1: |
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292 | 297 | # continue until we found the old file |
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293 | 298 | if not line.startswith('--- '): |
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294 | 299 | line = lineiter.next() |
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295 | 300 | continue |
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296 | 301 | |
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297 | 302 | chunks = [] |
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298 | filename, old_rev, new_rev = \ | |
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303 | stats = [0, 0] | |
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304 | operation, filename, old_rev, new_rev = \ | |
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299 | 305 | self._extract_rev(line, lineiter.next()) |
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300 | 306 | files.append({ |
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301 | 307 | 'filename': filename, |
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302 | 308 | 'old_revision': old_rev, |
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303 | 309 | 'new_revision': new_rev, |
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304 | 'chunks': chunks | |
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310 | 'chunks': chunks, | |
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311 | 'operation': operation, | |
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312 | 'stats': stats, | |
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305 | 313 | }) |
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306 | 314 | |
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307 | 315 | line = lineiter.next() |
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308 | 316 | while line: |
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317 | ||
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309 | 318 | match = self._chunk_re.match(line) |
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310 | 319 | if not match: |
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311 | 320 | break |
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312 | 321 | |
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313 | 322 | lines = [] |
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314 | 323 | chunks.append(lines) |
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315 | 324 | |
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316 | 325 | old_line, old_end, new_line, new_end = \ |
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317 | 326 | [int(x or 1) for x in match.groups()[:-1]] |
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318 | 327 | old_line -= 1 |
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319 | 328 | new_line -= 1 |
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320 | 329 | context = len(match.groups()) == 5 |
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321 | 330 | old_end += old_line |
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322 | 331 | new_end += new_line |
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323 | 332 | |
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324 | 333 | if context: |
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325 | 334 | if not skipfirst: |
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326 | 335 | lines.append({ |
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327 | 336 | 'old_lineno': '...', |
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328 | 337 | 'new_lineno': '...', |
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329 | 338 | 'action': 'context', |
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330 | 339 | 'line': line, |
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331 | 340 | }) |
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332 | 341 | else: |
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333 | 342 | skipfirst = False |
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334 | 343 | |
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335 | 344 | line = lineiter.next() |
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336 | 345 | while old_line < old_end or new_line < new_end: |
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337 | 346 | if line: |
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338 | 347 | command, line = line[0], line[1:] |
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339 | 348 | else: |
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340 | 349 | command = ' ' |
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341 | 350 | affects_old = affects_new = False |
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342 | 351 | |
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343 | 352 | # ignore those if we don't expect them |
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344 | 353 | if command in '#@': |
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345 | 354 | continue |
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346 | 355 | elif command == '+': |
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347 | 356 | affects_new = True |
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348 | 357 | action = 'add' |
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358 | stats[0] += 1 | |
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349 | 359 | elif command == '-': |
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350 | 360 | affects_old = True |
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351 | 361 | action = 'del' |
|
362 | stats[1] += 1 | |
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352 | 363 | else: |
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353 | 364 | affects_old = affects_new = True |
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354 | 365 | action = 'unmod' |
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355 | 366 | |
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356 | 367 | old_line += affects_old |
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357 | 368 | new_line += affects_new |
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358 | 369 | lines.append({ |
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359 | 370 | 'old_lineno': affects_old and old_line or '', |
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360 | 371 | 'new_lineno': affects_new and new_line or '', |
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361 | 372 | 'action': action, |
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362 | 373 | 'line': line |
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363 | 374 | }) |
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364 | 375 | line = lineiter.next() |
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365 | ||
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366 | 376 | except StopIteration: |
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367 | 377 | pass |
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368 | 378 | |
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369 | 379 | # highlight inline changes |
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370 | 380 | for _ in files: |
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371 | 381 | for chunk in chunks: |
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372 | 382 | lineiter = iter(chunk) |
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373 | #first = True | |
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374 | 383 | try: |
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375 | 384 | while 1: |
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376 | 385 | line = lineiter.next() |
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377 | 386 | if line['action'] != 'unmod': |
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378 | 387 | nextline = lineiter.next() |
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379 | 388 | if nextline['action'] == 'unmod' or \ |
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380 | 389 | nextline['action'] == line['action']: |
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381 | 390 | continue |
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382 | 391 | self.differ(line, nextline) |
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383 | 392 | except StopIteration: |
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384 | 393 | pass |
|
385 | ||
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386 | 394 | return files |
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387 | 395 | |
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388 | 396 | def prepare(self): |
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389 | 397 | """ |
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390 | 398 | Prepare the passed udiff for HTML rendering. It'l return a list |
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391 | 399 | of dicts |
|
392 | 400 | """ |
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393 | 401 | return self._parse_udiff() |
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394 | 402 | |
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395 | 403 | def _safe_id(self, idstring): |
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396 | 404 | """Make a string safe for including in an id attribute. |
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397 | 405 | |
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398 | 406 | The HTML spec says that id attributes 'must begin with |
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399 | 407 | a letter ([A-Za-z]) and may be followed by any number |
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400 | 408 | of letters, digits ([0-9]), hyphens ("-"), underscores |
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401 | 409 | ("_"), colons (":"), and periods (".")'. These regexps |
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402 | 410 | are slightly over-zealous, in that they remove colons |
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403 | 411 | and periods unnecessarily. |
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404 | 412 | |
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405 | 413 | Whitespace is transformed into underscores, and then |
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406 | 414 | anything which is not a hyphen or a character that |
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407 | 415 | matches \w (alphanumerics and underscore) is removed. |
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408 | 416 | |
|
409 | 417 | """ |
|
410 | 418 | # Transform all whitespace to underscore |
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411 | 419 | idstring = re.sub(r'\s', "_", '%s' % idstring) |
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412 | 420 | # Remove everything that is not a hyphen or a member of \w |
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413 | 421 | idstring = re.sub(r'(?!-)\W', "", idstring).lower() |
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414 | 422 | return idstring |
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415 | 423 | |
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416 | 424 | def raw_diff(self): |
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417 | 425 | """ |
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418 | 426 | Returns raw string as udiff |
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419 | 427 | """ |
|
420 | 428 | udiff_copy = self.copy_iterator() |
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421 | 429 | if self.__format == 'gitdiff': |
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422 | 430 | udiff_copy = self._parse_gitdiff(udiff_copy) |
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423 | 431 | return u''.join(udiff_copy) |
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424 | 432 | |
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425 | 433 | def as_html(self, table_class='code-difftable', line_class='line', |
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426 | 434 | new_lineno_class='lineno old', old_lineno_class='lineno new', |
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427 | code_class='code', enable_comments=False): | |
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435 | code_class='code', enable_comments=False, diff_lines=None): | |
|
428 | 436 | """ |
|
429 | 437 | Return udiff as html table with customized css classes |
|
430 | 438 | """ |
|
431 | 439 | def _link_to_if(condition, label, url): |
|
432 | 440 | """ |
|
433 | 441 | Generates a link if condition is meet or just the label if not. |
|
434 | 442 | """ |
|
435 | 443 | |
|
436 | 444 | if condition: |
|
437 | 445 | return '''<a href="%(url)s">%(label)s</a>''' % { |
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438 | 446 | 'url': url, |
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439 | 447 | 'label': label |
|
440 | 448 | } |
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441 | 449 | else: |
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442 | 450 | return label |
|
443 |
diff_lines |
|
|
451 | if diff_lines is None: | |
|
452 | diff_lines = self.prepare() | |
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444 | 453 | _html_empty = True |
|
445 | 454 | _html = [] |
|
446 | 455 | _html.append('''<table class="%(table_class)s">\n''' % { |
|
447 | 456 | 'table_class': table_class |
|
448 | 457 | }) |
|
449 | 458 | for diff in diff_lines: |
|
450 | 459 | for line in diff['chunks']: |
|
451 | 460 | _html_empty = False |
|
452 | 461 | for change in line: |
|
453 | 462 | _html.append('''<tr class="%(lc)s %(action)s">\n''' % { |
|
454 | 463 | 'lc': line_class, |
|
455 | 464 | 'action': change['action'] |
|
456 | 465 | }) |
|
457 | 466 | anchor_old_id = '' |
|
458 | 467 | anchor_new_id = '' |
|
459 | 468 | anchor_old = "%(filename)s_o%(oldline_no)s" % { |
|
460 | 469 | 'filename': self._safe_id(diff['filename']), |
|
461 | 470 | 'oldline_no': change['old_lineno'] |
|
462 | 471 | } |
|
463 | 472 | anchor_new = "%(filename)s_n%(oldline_no)s" % { |
|
464 | 473 | 'filename': self._safe_id(diff['filename']), |
|
465 | 474 | 'oldline_no': change['new_lineno'] |
|
466 | 475 | } |
|
467 | 476 | cond_old = (change['old_lineno'] != '...' and |
|
468 | 477 | change['old_lineno']) |
|
469 | 478 | cond_new = (change['new_lineno'] != '...' and |
|
470 | 479 | change['new_lineno']) |
|
471 | 480 | if cond_old: |
|
472 | 481 | anchor_old_id = 'id="%s"' % anchor_old |
|
473 | 482 | if cond_new: |
|
474 | 483 | anchor_new_id = 'id="%s"' % anchor_new |
|
475 | 484 | ########################################################### |
|
476 | 485 | # OLD LINE NUMBER |
|
477 | 486 | ########################################################### |
|
478 | 487 | _html.append('''\t<td %(a_id)s class="%(olc)s">''' % { |
|
479 | 488 | 'a_id': anchor_old_id, |
|
480 | 489 | 'olc': old_lineno_class |
|
481 | 490 | }) |
|
482 | 491 | |
|
483 | 492 | _html.append('''%(link)s''' % { |
|
484 | 493 | 'link': _link_to_if(True, change['old_lineno'], |
|
485 | 494 | '#%s' % anchor_old) |
|
486 | 495 | }) |
|
487 | 496 | _html.append('''</td>\n''') |
|
488 | 497 | ########################################################### |
|
489 | 498 | # NEW LINE NUMBER |
|
490 | 499 | ########################################################### |
|
491 | 500 | |
|
492 | 501 | _html.append('''\t<td %(a_id)s class="%(nlc)s">''' % { |
|
493 | 502 | 'a_id': anchor_new_id, |
|
494 | 503 | 'nlc': new_lineno_class |
|
495 | 504 | }) |
|
496 | 505 | |
|
497 | 506 | _html.append('''%(link)s''' % { |
|
498 | 507 | 'link': _link_to_if(True, change['new_lineno'], |
|
499 | 508 | '#%s' % anchor_new) |
|
500 | 509 | }) |
|
501 | 510 | _html.append('''</td>\n''') |
|
502 | 511 | ########################################################### |
|
503 | 512 | # CODE |
|
504 | 513 | ########################################################### |
|
505 | 514 | comments = '' if enable_comments else 'no-comment' |
|
506 | 515 | _html.append('''\t<td class="%(cc)s %(inc)s">''' % { |
|
507 | 516 | 'cc': code_class, |
|
508 | 517 | 'inc': comments |
|
509 | 518 | }) |
|
510 | 519 | _html.append('''\n\t\t<pre>%(code)s</pre>\n''' % { |
|
511 | 520 | 'code': change['line'] |
|
512 | 521 | }) |
|
513 | 522 | _html.append('''\t</td>''') |
|
514 | 523 | _html.append('''\n</tr>\n''') |
|
515 | 524 | _html.append('''</table>''') |
|
516 | 525 | if _html_empty: |
|
517 | 526 | return None |
|
518 | 527 | return ''.join(_html) |
|
519 | 528 | |
|
520 | 529 | def stat(self): |
|
521 | 530 | """ |
|
522 | 531 | Returns tuple of added, and removed lines for this instance |
|
523 | 532 | """ |
|
524 | 533 | return self.adds, self.removes |
|
525 | 534 | |
|
526 | 535 | |
|
527 | 536 | def differ(org_repo, org_ref, other_repo, other_ref): |
|
528 | 537 | """ |
|
529 | 538 | |
|
530 | 539 | :param org_repo: |
|
531 | 540 | :type org_repo: |
|
532 | 541 | :param org_ref: |
|
533 | 542 | :type org_ref: |
|
534 | 543 | :param other_repo: |
|
535 | 544 | :type other_repo: |
|
536 | 545 | :param other_ref: |
|
537 | 546 | :type other_ref: |
|
538 | 547 | """ |
|
539 | 548 | ignore_whitespace = False |
|
540 | 549 | context = 3 |
|
541 | 550 | from mercurial import patch |
|
542 | 551 | from mercurial.mdiff import diffopts |
|
543 | 552 | |
|
544 | 553 | org_repo = org_repo.scm_instance._repo |
|
545 | 554 | other_repo = other_repo.scm_instance._repo |
|
546 | 555 | |
|
547 | 556 | org_ref = org_ref[1] |
|
548 | 557 | other_ref = other_ref[1] |
|
549 | 558 | |
|
550 | 559 | opts = diffopts(git=True, ignorews=ignore_whitespace, context=context) |
|
551 | 560 | |
|
552 | 561 | return ''.join(patch.diff(org_repo, node1=org_ref, node2=other_ref, |
|
553 | 562 | opts=opts)) |
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