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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 | |
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20 | 20 | module Redmine |
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21 | 21 | module Scm |
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22 | 22 | module Adapters |
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23 | 23 | class GitAdapter < AbstractAdapter |
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24 | 24 | |
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25 | 25 | SCM_GIT_REPORT_LAST_COMMIT = true |
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26 | 26 | |
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27 | 27 | # Git executable name |
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28 | 28 | GIT_BIN = Redmine::Configuration['scm_git_command'] || "git" |
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29 | 29 | |
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30 | 30 | # raised if scm command exited with error, e.g. unknown revision. |
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31 | 31 | class ScmCommandAborted < CommandFailed; end |
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32 | 32 | |
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33 | 33 | class << self |
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34 | 34 | def client_command |
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35 | 35 | @@bin ||= GIT_BIN |
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36 | 36 | end |
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37 | 37 | |
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38 | 38 | def sq_bin |
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39 | 39 | @@sq_bin ||= shell_quote(GIT_BIN) |
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40 | 40 | end |
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41 | 41 | |
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42 | 42 | def client_version |
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43 | 43 | @@client_version ||= (scm_command_version || []) |
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44 | 44 | end |
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45 | 45 | |
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46 | 46 | def client_available |
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47 | 47 | !client_version.empty? |
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48 | 48 | end |
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49 | 49 | |
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50 | 50 | def scm_command_version |
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51 | 51 | scm_version = scm_version_from_command_line.dup |
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52 | 52 | if scm_version.respond_to?(:force_encoding) |
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53 | 53 | scm_version.force_encoding('ASCII-8BIT') |
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54 | 54 | end |
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55 | 55 | if m = scm_version.match(%r{\A(.*?)((\d+\.)+\d+)}) |
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56 | 56 | m[2].scan(%r{\d+}).collect(&:to_i) |
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57 | 57 | end |
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58 | 58 | end |
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59 | 59 | |
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60 | 60 | def scm_version_from_command_line |
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61 | 61 | shellout("#{sq_bin} --version --no-color") { |io| io.read }.to_s |
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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 initialize(url, root_url=nil, login=nil, password=nil, path_encoding=nil) |
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66 | 66 | super |
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67 | 67 | @flag_report_last_commit = SCM_GIT_REPORT_LAST_COMMIT |
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68 | 68 | end |
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69 | 69 | |
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70 | 70 | def info |
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71 | 71 | begin |
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72 | 72 | Info.new(:root_url => url, :lastrev => lastrev('',nil)) |
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73 | 73 | rescue |
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74 | 74 | nil |
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75 | 75 | end |
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76 | 76 | end |
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77 | 77 | |
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78 | 78 | def branches |
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79 | 79 | return @branches if @branches |
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80 | 80 | @branches = [] |
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81 | 81 | cmd = "#{self.class.sq_bin} --git-dir #{target('')} branch --no-color" |
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82 | 82 | shellout(cmd) do |io| |
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83 | 83 | io.each_line do |line| |
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84 | 84 | @branches << line.match('\s*\*?\s*(.*)$')[1] |
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85 | 85 | end |
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86 | 86 | end |
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87 | 87 | @branches.sort! |
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88 | 88 | end |
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89 | 89 | |
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90 | 90 | def tags |
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91 | 91 | return @tags if @tags |
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92 | 92 | cmd = "#{self.class.sq_bin} --git-dir #{target('')} tag" |
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93 | 93 | shellout(cmd) do |io| |
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94 | 94 | @tags = io.readlines.sort!.map{|t| t.strip} |
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95 | 95 | end |
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96 | 96 | end |
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97 | 97 | |
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98 | 98 | def default_branch |
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99 | 99 | branches.include?('master') ? 'master' : branches.first |
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100 | 100 | end |
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101 | 101 | |
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102 | 102 | def entries(path=nil, identifier=nil) |
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103 | 103 | path ||= '' |
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104 | 104 | entries = Entries.new |
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105 | 105 | cmd = "#{self.class.sq_bin} --git-dir #{target('')} ls-tree -l " |
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106 | 106 | cmd << shell_quote("HEAD:" + path) if identifier.nil? |
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107 | 107 | cmd << shell_quote(identifier + ":" + path) if identifier |
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108 | 108 | shellout(cmd) do |io| |
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109 | 109 | io.each_line do |line| |
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110 | 110 | e = line.chomp.to_s |
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111 | 111 | if e =~ /^\d+\s+(\w+)\s+([0-9a-f]{40})\s+([0-9-]+)\t(.+)$/ |
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112 | 112 | type = $1 |
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113 | 113 | sha = $2 |
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114 | 114 | size = $3 |
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115 | 115 | name = $4 |
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116 | 116 | full_path = path.empty? ? name : "#{path}/#{name}" |
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117 | 117 | entries << Entry.new({:name => name, |
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118 | 118 | :path => full_path, |
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119 | 119 | :kind => (type == "tree") ? 'dir' : 'file', |
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120 | 120 | :size => (type == "tree") ? nil : size, |
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121 | 121 | :lastrev => @flag_report_last_commit ? lastrev(full_path,identifier) : Revision.new |
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122 | 122 | }) unless entries.detect{|entry| entry.name == name} |
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123 | 123 | end |
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124 | 124 | end |
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125 | 125 | end |
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126 | 126 | return nil if $? && $?.exitstatus != 0 |
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127 | 127 | entries.sort_by_name |
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128 | 128 | end |
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129 | 129 | |
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130 | 130 | def lastrev(path, rev) |
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131 | 131 | return nil if path.nil? |
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132 | 132 | cmd_args = %w|log --no-color --encoding=UTF-8 --date=iso --pretty=fuller --no-merges -n 1| |
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133 | 133 | cmd_args << rev if rev |
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134 | 134 | cmd_args << "--" << path unless path.empty? |
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135 | 135 | lines = [] |
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136 | 136 | scm_cmd(*cmd_args) { |io| lines = io.readlines } |
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137 | 137 | begin |
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138 | 138 | id = lines[0].split[1] |
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139 | 139 | author = lines[1].match('Author:\s+(.*)$')[1] |
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140 | 140 | time = Time.parse(lines[4].match('CommitDate:\s+(.*)$')[1]) |
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141 | 141 | |
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142 | 142 | Revision.new({ |
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143 | 143 | :identifier => id, |
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144 | 144 | :scmid => id, |
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145 | 145 | :author => author, |
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146 | 146 | :time => time, |
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147 | 147 | :message => nil, |
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148 | 148 | :paths => nil |
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149 | 149 | }) |
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150 | 150 | rescue NoMethodError => e |
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151 | 151 | logger.error("The revision '#{path}' has a wrong format") |
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152 | 152 | return nil |
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153 | 153 | end |
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154 | 154 | rescue ScmCommandAborted |
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155 | 155 | nil |
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156 | 156 | end |
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157 | 157 | |
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158 | 158 | def revisions(path, identifier_from, identifier_to, options={}) |
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159 | 159 | revisions = Revisions.new |
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160 | 160 | cmd_args = %w|log --no-color --encoding=UTF-8 --raw --date=iso --pretty=fuller| |
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161 | 161 | cmd_args << "--reverse" if options[:reverse] |
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162 | 162 | cmd_args << "--all" if options[:all] |
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163 | 163 | cmd_args << "-n" << "#{options[:limit].to_i}" if options[:limit] |
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164 | 164 | from_to = "" |
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165 | 165 | from_to << "#{identifier_from}.." if identifier_from |
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166 | 166 | from_to << "#{identifier_to}" if identifier_to |
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167 | 167 | cmd_args << from_to if !from_to.empty? |
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168 | 168 | cmd_args << "--since=#{options[:since].strftime("%Y-%m-%d %H:%M:%S")}" if options[:since] |
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169 | 169 | cmd_args << "--" << path if path && !path.empty? |
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170 | 170 | |
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171 | 171 | scm_cmd *cmd_args do |io| |
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172 | 172 | files=[] |
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173 | 173 | changeset = {} |
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174 | 174 | parsing_descr = 0 #0: not parsing desc or files, 1: parsing desc, 2: parsing files |
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175 | revno = 1 | |
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176 | 175 | |
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177 | 176 | io.each_line do |line| |
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178 | 177 | if line =~ /^commit ([0-9a-f]{40})$/ |
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179 | 178 | key = "commit" |
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180 | 179 | value = $1 |
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181 | 180 | if (parsing_descr == 1 || parsing_descr == 2) |
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182 | 181 | parsing_descr = 0 |
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183 | 182 | revision = Revision.new({ |
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184 | 183 | :identifier => changeset[:commit], |
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185 | 184 | :scmid => changeset[:commit], |
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186 | 185 | :author => changeset[:author], |
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187 | 186 | :time => Time.parse(changeset[:date]), |
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188 | 187 | :message => changeset[:description], |
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189 | 188 | :paths => files |
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190 | 189 | }) |
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191 | 190 | if block_given? |
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192 | 191 | yield revision |
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193 | 192 | else |
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194 | 193 | revisions << revision |
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195 | 194 | end |
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196 | 195 | changeset = {} |
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197 | 196 | files = [] |
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198 | revno = revno + 1 | |
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199 | 197 | end |
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200 | 198 | changeset[:commit] = $1 |
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201 | 199 | elsif (parsing_descr == 0) && line =~ /^(\w+):\s*(.*)$/ |
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202 | 200 | key = $1 |
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203 | 201 | value = $2 |
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204 | 202 | if key == "Author" |
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205 | 203 | changeset[:author] = value |
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206 | 204 | elsif key == "CommitDate" |
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207 | 205 | changeset[:date] = value |
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208 | 206 | end |
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209 | 207 | elsif (parsing_descr == 0) && line.chomp.to_s == "" |
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210 | 208 | parsing_descr = 1 |
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211 | 209 | changeset[:description] = "" |
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212 | 210 | elsif (parsing_descr == 1 || parsing_descr == 2) \ |
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213 | && line =~ /^:\d+\s+\d+\s+[0-9a-f.]+\s+[0-9a-f.]+\s+(\w)\t(.+)$/ | |
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211 | && line =~ /^:\d+\s+\d+\s+[0-9a-f.]+\s+[0-9a-f.]+\s+(\w)\t(.+)$/ | |
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214 | 212 | parsing_descr = 2 |
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215 | fileaction = $1 | |
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216 | filepath = $2 | |
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213 | fileaction = $1 | |
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214 | filepath = $2 | |
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217 | 215 | files << {:action => fileaction, :path => filepath} |
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218 | 216 | elsif (parsing_descr == 1 || parsing_descr == 2) \ |
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219 | && line =~ /^:\d+\s+\d+\s+[0-9a-f.]+\s+[0-9a-f.]+\s+(\w)\d+\s+(\S+)\t(.+)$/ | |
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217 | && line =~ /^:\d+\s+\d+\s+[0-9a-f.]+\s+[0-9a-f.]+\s+(\w)\d+\s+(\S+)\t(.+)$/ | |
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220 | 218 | parsing_descr = 2 |
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221 | fileaction = $1 | |
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222 | filepath = $3 | |
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219 | fileaction = $1 | |
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220 | filepath = $3 | |
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223 | 221 | files << {:action => fileaction, :path => filepath} |
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224 | 222 | elsif (parsing_descr == 1) && line.chomp.to_s == "" |
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225 | 223 | parsing_descr = 2 |
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226 | 224 | elsif (parsing_descr == 1) |
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227 | 225 | changeset[:description] << line[4..-1] |
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228 | 226 | end |
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229 | 227 | end |
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230 | 228 | |
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231 | 229 | if changeset[:commit] |
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232 | 230 | revision = Revision.new({ |
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233 | 231 | :identifier => changeset[:commit], |
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234 | 232 | :scmid => changeset[:commit], |
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235 | 233 | :author => changeset[:author], |
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236 | 234 | :time => Time.parse(changeset[:date]), |
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237 | 235 | :message => changeset[:description], |
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238 | 236 | :paths => files |
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239 | 237 | }) |
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240 | 238 | |
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241 | 239 | if block_given? |
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242 | 240 | yield revision |
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243 | 241 | else |
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244 | 242 | revisions << revision |
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245 | 243 | end |
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246 | 244 | end |
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247 | 245 | end |
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248 | 246 | revisions |
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249 | 247 | rescue ScmCommandAborted |
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250 | 248 | revisions |
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251 | 249 | end |
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252 | 250 | |
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253 | 251 | def diff(path, identifier_from, identifier_to=nil) |
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254 | 252 | path ||= '' |
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255 | 253 | |
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256 | 254 | if identifier_to |
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257 | 255 | cmd = "#{self.class.sq_bin} --git-dir #{target('')} diff --no-color #{shell_quote identifier_to} #{shell_quote identifier_from}" |
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258 | 256 | else |
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259 | 257 | cmd = "#{self.class.sq_bin} --git-dir #{target('')} show --no-color #{shell_quote identifier_from}" |
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260 | 258 | end |
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261 | 259 | |
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262 | 260 | cmd << " -- #{shell_quote path}" unless path.empty? |
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263 | 261 | diff = [] |
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264 | 262 | shellout(cmd) do |io| |
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265 | 263 | io.each_line do |line| |
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266 | 264 | diff << line |
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267 | 265 | end |
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268 | 266 | end |
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269 | 267 | return nil if $? && $?.exitstatus != 0 |
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270 | 268 | diff |
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271 | 269 | end |
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272 | 270 | |
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273 | 271 | def annotate(path, identifier=nil) |
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274 | 272 | identifier = 'HEAD' if identifier.blank? |
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275 | 273 | cmd = "#{self.class.sq_bin} --git-dir #{target('')} blame -p #{shell_quote identifier} -- #{shell_quote path}" |
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276 | 274 | blame = Annotate.new |
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277 | 275 | content = nil |
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278 | 276 | shellout(cmd) { |io| io.binmode; content = io.read } |
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279 | 277 | return nil if $? && $?.exitstatus != 0 |
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280 | 278 | # git annotates binary files |
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281 | 279 | return nil if content.is_binary_data? |
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282 | 280 | identifier = '' |
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283 | 281 | # git shows commit author on the first occurrence only |
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284 | 282 | authors_by_commit = {} |
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285 | 283 | content.split("\n").each do |line| |
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286 | 284 | if line =~ /^([0-9a-f]{39,40})\s.*/ |
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287 | 285 | identifier = $1 |
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288 | 286 | elsif line =~ /^author (.+)/ |
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289 | 287 | authors_by_commit[identifier] = $1.strip |
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290 | 288 | elsif line =~ /^\t(.*)/ |
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291 | 289 | blame.add_line($1, Revision.new(:identifier => identifier, :author => authors_by_commit[identifier])) |
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292 | 290 | identifier = '' |
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293 | 291 | author = '' |
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294 | 292 | end |
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295 | 293 | end |
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296 | 294 | blame |
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297 | 295 | end |
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298 | 296 | |
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299 | 297 | def cat(path, identifier=nil) |
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300 | 298 | if identifier.nil? |
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301 | 299 | identifier = 'HEAD' |
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302 | 300 | end |
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303 | 301 | cmd = "#{self.class.sq_bin} --git-dir #{target('')} show --no-color #{shell_quote(identifier + ':' + path)}" |
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304 | 302 | cat = nil |
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305 | 303 | shellout(cmd) do |io| |
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306 | 304 | io.binmode |
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307 | 305 | cat = io.read |
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308 | 306 | end |
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309 | 307 | return nil if $? && $?.exitstatus != 0 |
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310 | 308 | cat |
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311 | 309 | end |
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312 | 310 | |
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313 | 311 | class Revision < Redmine::Scm::Adapters::Revision |
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314 | 312 | # Returns the readable identifier |
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315 | 313 | def format_identifier |
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316 | 314 | identifier[0,8] |
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317 | 315 | end |
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318 | 316 | end |
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319 | 317 | |
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320 | 318 | def scm_cmd(*args, &block) |
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321 | 319 | repo_path = root_url || url |
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322 | 320 | full_args = [GIT_BIN, '--git-dir', repo_path] |
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323 | 321 | full_args += args |
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324 | 322 | ret = shellout(full_args.map { |e| shell_quote e.to_s }.join(' '), &block) |
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325 | 323 | if $? && $?.exitstatus != 0 |
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326 | 324 | raise ScmCommandAborted, "git exited with non-zero status: #{$?.exitstatus}" |
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327 | 325 | end |
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328 | 326 | ret |
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329 | 327 | end |
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330 | 328 | private :scm_cmd |
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331 | 329 | end |
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332 | 330 | end |
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333 | 331 | end |
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334 | 332 | end |
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