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1 | 1 | # redMine - project management software |
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2 | 2 | # Copyright (C) 2006-2007 Jean-Philippe Lang |
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3 | 3 | # |
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4 | 4 | # This program is free software; you can redistribute it and/or |
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5 | 5 | # modify it under the terms of the GNU General Public License |
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6 | 6 | # as published by the Free Software Foundation; either version 2 |
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7 | 7 | # of the License, or (at your option) any later version. |
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8 | 8 | # |
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9 | 9 | # This program is distributed in the hope that it will be useful, |
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10 | 10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 | 11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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12 | 12 | # GNU General Public License for more details. |
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13 | 13 | # |
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14 | 14 | # You should have received a copy of the GNU General Public License |
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15 | 15 | # along with this program; if not, write to the Free Software |
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16 | 16 | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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17 | 17 | |
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18 | 18 | require 'redmine/scm/adapters/abstract_adapter' |
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19 | 19 | require 'cgi' |
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20 | 20 | |
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21 | 21 | module Redmine |
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22 | 22 | module Scm |
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23 | 23 | module Adapters |
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24 | 24 | class MercurialAdapter < AbstractAdapter |
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25 | 25 | |
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26 | 26 | # Mercurial executable name |
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27 | 27 | HG_BIN = "hg" |
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28 | 28 | TEMPLATES_DIR = File.dirname(__FILE__) + "/mercurial" |
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29 | 29 | TEMPLATE_NAME = "hg-template" |
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30 | 30 | TEMPLATE_EXTENSION = "tmpl" |
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31 | 31 | |
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32 | 32 | class << self |
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33 | 33 | def client_version |
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34 | 34 | @@client_version ||= (hgversion || []) |
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35 | 35 | end |
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36 | 36 | |
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37 | 37 | def hgversion |
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38 | 38 | # The hg version is expressed either as a |
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39 | 39 | # release number (eg 0.9.5 or 1.0) or as a revision |
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40 | 40 | # id composed of 12 hexa characters. |
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41 | 41 | theversion = hgversion_from_command_line |
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42 | 42 | if m = theversion.match(%r{\A(.*?)((\d+\.)+\d+)}) |
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43 | 43 | m[2].scan(%r{\d+}).collect(&:to_i) |
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44 | 44 | end |
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45 | 45 | end |
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46 | 46 | |
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47 | 47 | def hgversion_from_command_line |
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48 | 48 | shellout("#{HG_BIN} --version") { |io| io.read }.to_s |
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49 | 49 | end |
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50 | 50 | |
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51 | 51 | def template_path |
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52 | 52 | @@template_path ||= template_path_for(client_version) |
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53 | 53 | end |
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54 | 54 | |
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55 | 55 | def template_path_for(version) |
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56 | 56 | if ((version <=> [0,9,5]) > 0) || version.empty? |
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57 | 57 | ver = "1.0" |
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58 | 58 | else |
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59 | 59 | ver = "0.9.5" |
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60 | 60 | end |
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61 | 61 | "#{TEMPLATES_DIR}/#{TEMPLATE_NAME}-#{ver}.#{TEMPLATE_EXTENSION}" |
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62 | 62 | end |
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63 | 63 | end |
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64 | 64 | |
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65 | 65 | def info |
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66 | 66 | cmd = "#{HG_BIN} -R #{target('')} root" |
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67 | 67 | root_url = nil |
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68 | 68 | shellout(cmd) do |io| |
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69 | 69 | root_url = io.read |
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70 | 70 | end |
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71 | 71 | return nil if $? && $?.exitstatus != 0 |
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72 | 72 | info = Info.new({:root_url => root_url.chomp, |
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73 | 73 | :lastrev => revisions(nil,nil,nil,{:limit => 1}).last |
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74 | 74 | }) |
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75 | 75 | info |
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76 | 76 | rescue CommandFailed |
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77 | 77 | return nil |
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78 | 78 | end |
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79 | 79 | |
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80 | 80 | def entries(path=nil, identifier=nil) |
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81 | 81 | path ||= '' |
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82 | 82 | entries = Entries.new |
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83 | 83 | cmd = "#{HG_BIN} -R #{target('')} --cwd #{target('')} locate" |
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84 | 84 | cmd << " -r " + shell_quote(identifier ? identifier.to_s : "tip") |
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85 | 85 | cmd << " " + shell_quote("path:#{path}") unless path.empty? |
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86 | 86 | shellout(cmd) do |io| |
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87 | 87 | io.each_line do |line| |
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88 | 88 | # HG uses antislashs as separator on Windows |
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89 | 89 | line = line.gsub(/\\/, "/") |
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90 | 90 | if path.empty? or e = line.gsub!(%r{^#{with_trailling_slash(path)}},'') |
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91 | 91 | e ||= line |
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92 | 92 | e = e.chomp.split(%r{[\/\\]}) |
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93 | 93 | entries << Entry.new({:name => e.first, |
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94 | 94 | :path => (path.nil? or path.empty? ? e.first : "#{with_trailling_slash(path)}#{e.first}"), |
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95 | 95 | :kind => (e.size > 1 ? 'dir' : 'file'), |
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96 | 96 | :lastrev => Revision.new |
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97 | 97 | }) unless e.empty? || entries.detect{|entry| entry.name == e.first} |
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98 | 98 | end |
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99 | 99 | end |
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100 | 100 | end |
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101 | 101 | return nil if $? && $?.exitstatus != 0 |
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102 | 102 | entries.sort_by_name |
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103 | 103 | end |
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104 | 104 | |
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105 | 105 | # Fetch the revisions by using a template file that |
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106 | 106 | # makes Mercurial produce a xml output. |
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107 | 107 | def revisions(path=nil, identifier_from=nil, identifier_to=nil, options={}) |
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108 | 108 | revisions = Revisions.new |
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109 | 109 | cmd = "#{HG_BIN} --debug --encoding utf8 -R #{target('')} log -C --style #{shell_quote self.class.template_path}" |
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110 | 110 | if identifier_from && identifier_to |
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111 | 111 | cmd << " -r #{identifier_from.to_i}:#{identifier_to.to_i}" |
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112 | 112 | elsif identifier_from |
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113 | 113 | cmd << " -r #{identifier_from.to_i}:" |
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114 | 114 | end |
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115 | 115 | cmd << " --limit #{options[:limit].to_i}" if options[:limit] |
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116 | 116 | cmd << " #{shell_quote path}" unless path.blank? |
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117 | 117 | shellout(cmd) do |io| |
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118 | 118 | begin |
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119 | 119 | # HG doesn't close the XML Document... |
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120 | 120 | doc = REXML::Document.new(io.read << "</log>") |
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121 | 121 | doc.elements.each("log/logentry") do |logentry| |
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122 | 122 | paths = [] |
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123 | 123 | copies = logentry.get_elements('paths/path-copied') |
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124 | 124 | logentry.elements.each("paths/path") do |path| |
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125 | 125 | # Detect if the added file is a copy |
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126 | 126 | if path.attributes['action'] == 'A' and c = copies.find{ |e| e.text == path.text } |
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127 | 127 | from_path = c.attributes['copyfrom-path'] |
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128 | 128 | from_rev = logentry.attributes['revision'] |
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129 | 129 | end |
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130 | 130 | paths << {:action => path.attributes['action'], |
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131 | 131 | :path => "/#{CGI.unescape(path.text)}", |
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132 | 132 | :from_path => from_path ? "/#{CGI.unescape(from_path)}" : nil, |
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133 | 133 | :from_revision => from_rev ? from_rev : nil |
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134 | 134 | } |
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135 | 135 | end |
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136 | 136 | paths.sort! { |x,y| x[:path] <=> y[:path] } |
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137 | 137 | |
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138 | 138 | revisions << Revision.new({:identifier => logentry.attributes['revision'], |
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139 | 139 | :scmid => logentry.attributes['node'], |
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140 | 140 | :author => (logentry.elements['author'] ? logentry.elements['author'].text : ""), |
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141 | 141 | :time => Time.parse(logentry.elements['date'].text).localtime, |
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142 | 142 | :message => logentry.elements['msg'].text, |
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143 | 143 | :paths => paths |
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144 | 144 | }) |
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145 | 145 | end |
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146 | 146 | rescue |
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147 | 147 | logger.debug($!) |
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148 | 148 | end |
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149 | 149 | end |
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150 | 150 | return nil if $? && $?.exitstatus != 0 |
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151 | 151 | revisions |
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152 | 152 | end |
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153 | 153 | |
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154 | 154 | def diff(path, identifier_from, identifier_to=nil) |
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155 | 155 | path ||= '' |
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156 | 156 | diff_args = '' |
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157 | 157 | if identifier_to |
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158 | 158 | diff_args = "-r #{hgrev(identifier_to)} -r #{hgrev(identifier_from)}" |
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159 | 159 | else |
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160 | 160 | diff_args = "-c #{hgrev(identifier_from)}" |
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161 | 161 | end |
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162 | 162 | cmd = "#{HG_BIN} -R #{target('')} diff --nodates #{diff_args}" |
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163 | 163 | cmd << " -I #{target(path)}" unless path.empty? |
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164 | 164 | diff = [] |
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165 | 165 | shellout(cmd) do |io| |
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166 | 166 | io.each_line do |line| |
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167 | 167 | diff << line |
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168 | 168 | end |
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169 | 169 | end |
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170 | 170 | return nil if $? && $?.exitstatus != 0 |
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171 | 171 | diff |
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172 | 172 | end |
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173 | 173 | |
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174 | 174 | def cat(path, identifier=nil) |
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175 | 175 | cmd = "#{HG_BIN} -R #{target('')} cat" |
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176 | 176 | cmd << " -r " + shell_quote(identifier ? identifier.to_s : "tip") |
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177 | 177 | cmd << " #{target(path)}" |
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178 | 178 | cat = nil |
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179 | 179 | shellout(cmd) do |io| |
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180 | 180 | io.binmode |
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181 | 181 | cat = io.read |
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182 | 182 | end |
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183 | 183 | return nil if $? && $?.exitstatus != 0 |
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184 | 184 | cat |
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185 | 185 | end |
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186 | 186 | |
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187 | 187 | def annotate(path, identifier=nil) |
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188 | 188 | path ||= '' |
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189 | 189 | cmd = "#{HG_BIN} -R #{target('')}" |
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190 | 190 | cmd << " annotate -ncu" |
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191 | 191 | cmd << " -r #{hgrev(identifier)}" |
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192 | 192 | cmd << " #{target(path)}" |
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193 | 193 | blame = Annotate.new |
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194 | 194 | shellout(cmd) do |io| |
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195 | 195 | io.each_line do |line| |
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196 | 196 | next unless line =~ %r{^([^:]+)\s(\d+)\s([0-9a-f]+):\s(.*)$} |
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197 | 197 | r = Revision.new(:author => $1.strip, :revision => $2, :scmid => $3, |
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198 | 198 | :identifier => $3) |
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199 | 199 | blame.add_line($4.rstrip, r) |
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200 | 200 | end |
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201 | 201 | end |
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202 | 202 | return nil if $? && $?.exitstatus != 0 |
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203 | 203 | blame |
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204 | 204 | end |
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205 | 205 | |
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206 | 206 | class Revision < Redmine::Scm::Adapters::Revision |
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207 | 207 | # Returns the readable identifier |
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208 | 208 | def format_identifier |
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209 | 209 | "#{revision}:#{scmid}" |
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210 | 210 | end |
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211 | 211 | end |
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212 | 212 | |
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213 | 213 | # Returns correct revision identifier |
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214 | 214 | def hgrev(identifier) |
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215 | identifier.blank? ? 'tip' : identifier.to_s | |
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215 | shell_quote(identifier.blank? ? 'tip' : identifier.to_s) | |
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216 | 216 | end |
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217 | 217 | private :hgrev |
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218 | 218 | end |
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219 | 219 | end |
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220 | 220 | end |
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221 | 221 | end |
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