Class: Redmine::Scm::Adapters::GitAdapter

Inherits:
AbstractAdapter show all
Defined in:
lib/redmine/scm/adapters/git_adapter.rb

Constant Summary

GIT_BIN =

Git executable name

"git"

Instance Method Summary collapse

Methods inherited from AbstractAdapter

#adapter_name, client_version, client_version_above?, client_version_string, #entry, #initialize, #properties, #root_url, #shell_quote, #supports_annotate?, #supports_cat?, #url, #with_leading_slash, #with_trailling_slash, #without_leading_slash, #without_trailling_slash

Constructor Details

This class inherits a constructor from Redmine::Scm::Adapters::AbstractAdapter

Instance Method Details

#annotate(path, identifier = nil) ⇒ Object



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# File 'lib/redmine/scm/adapters/git_adapter.rb', line 236

def annotate(path, identifier=nil)
  identifier = 'HEAD' if identifier.blank?
  cmd = "#{GIT_BIN} --git-dir #{target('')} blame -l #{shell_quote identifier} -- #{shell_quote path}"
  blame = Annotate.new
  content = nil
  shellout(cmd) { |io| io.binmode; content = io.read }
  return nil if $? && $?.exitstatus != 0
  # git annotates binary files
  return nil if content.is_binary_data?
  content.split("\n").each do |line|
    next unless line =~ /([0-9a-f]{39,40})\s\((\w*)[^\)]*\)(.*)/
    blame.add_line($3.rstrip, Revision.new(:identifier => $1, :author => $2.strip))
  end
  blame
end

#cat(path, identifier = nil) ⇒ Object



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# File 'lib/redmine/scm/adapters/git_adapter.rb', line 252

def cat(path, identifier=nil)
  if identifier.nil?
    identifier = 'HEAD'
  end
  cmd = "#{GIT_BIN} --git-dir #{target('')} show #{shell_quote(identifier + ':' + path)}"
  cat = nil
  shellout(cmd) do |io|
    io.binmode
    cat = io.read
  end
  return nil if $? && $?.exitstatus != 0
  cat
end

#diff(path, identifier_from, identifier_to = nil) ⇒ Object



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# File 'lib/redmine/scm/adapters/git_adapter.rb', line 217

def diff(path, identifier_from, identifier_to=nil)
  path ||= ''
  if !identifier_to
    identifier_to = nil
  end
  
  cmd = "#{GIT_BIN} --git-dir #{target('')} show #{shell_quote identifier_from}" if identifier_to.nil?
  cmd = "#{GIT_BIN} --git-dir #{target('')} diff #{shell_quote identifier_to} #{shell_quote identifier_from}" if !identifier_to.nil?
  cmd << " -- #{shell_quote path}" unless path.empty?
  diff = []
  shellout(cmd) do |io|
    io.each_line do |line|
      diff << line
    end
  end
  return nil if $? && $?.exitstatus != 0
  diff
end

#entries(path = nil, identifier = nil) ⇒ Object



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# File 'lib/redmine/scm/adapters/git_adapter.rb', line 110

def entries(path=nil, identifier=nil)
  path ||= ''
  entries = Entries.new
  cmd = "#{GIT_BIN} --git-dir #{target('')} ls-tree -l "
  cmd << shell_quote("HEAD:" + path) if identifier.nil?
  cmd << shell_quote(identifier + ":" + path) if identifier
  shellout(cmd)  do |io|
    io.each_line do |line|
      e = line.chomp.to_s
      if e =~ /^\d+\s+(\w+)\s+([0-9a-f]{40})\s+([0-9-]+)\s+(.+)$/
        type = $1
        sha = $2
        size = $3
        name = $4
        entries << Entry.new({:name => name,
                               :path => (path.empty? ? name : "#{path}/#{name}"),
                               :kind => ((type == "tree") ? 'dir' : 'file'),
                               :size => ((type == "tree") ? nil : size),
                               :lastrev => get_rev(identifier,(path.empty? ? name : "#{path}/#{name}")) 
                                                          
                             }) unless entries.detect{|entry| entry.name == name}
      end
    end
  end
  return nil if $? && $?.exitstatus != 0
  entries.sort_by_name
end

#get_rev(rev, path) ⇒ Object

Get the revision of a particuliar file



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# File 'lib/redmine/scm/adapters/git_adapter.rb', line 29

def get_rev (rev,path)

  if rev != 'latest' && !rev.nil?
    cmd="#{GIT_BIN} --git-dir #{target('')} show --date=iso --pretty=fuller #{shell_quote rev} -- #{shell_quote path}" 
  else
    @branch ||= shellout("#{GIT_BIN} --git-dir #{target('')} branch") { |io| io.grep(/\*/)[0].strip.match(/\* (.*)/)[1] }
    cmd="#{GIT_BIN} --git-dir #{target('')} log --date=iso --pretty=fuller -1 #{@branch} -- #{shell_quote path}" 
  end
  rev=[]
  i=0
  shellout(cmd) do |io|
    files=[]
    changeset = {}
    parsing_descr = 0  #0: not parsing desc or files, 1: parsing desc, 2: parsing files

    io.each_line do |line|
      if line =~ /^commit ([0-9a-f]{40})$/
        key = "commit"
        value = $1
        if (parsing_descr == 1 || parsing_descr == 2)
          parsing_descr = 0
          rev = Revision.new({:identifier => changeset[:commit],
                              :scmid => changeset[:commit],
                              :author => changeset[:author],
                              :time => Time.parse(changeset[:date]),
                              :message => changeset[:description],
                              :paths => files
                             })
          changeset = {}
          files = []
        end
        changeset[:commit] = $1
      elsif (parsing_descr == 0) && line =~ /^(\w+):\s*(.*)$/
        key = $1
        value = $2
        if key == "Author"
          changeset[:author] = value
        elsif key == "CommitDate"
          changeset[:date] = value
        end
      elsif (parsing_descr == 0) && line.chomp.to_s == ""
        parsing_descr = 1
        changeset[:description] = ""
      elsif (parsing_descr == 1 || parsing_descr == 2) && line =~ /^:\d+\s+\d+\s+[0-9a-f.]+\s+[0-9a-f.]+\s+(\w)\s+(.+)$/
        parsing_descr = 2
        fileaction = $1
        filepath = $2
        files << {:action => fileaction, :path => filepath}
      elsif (parsing_descr == 1) && line.chomp.to_s == ""
        parsing_descr = 2
      elsif (parsing_descr == 1)
        changeset[:description] << line
      end
    end	
    rev = Revision.new({:identifier => changeset[:commit],
                        :scmid => changeset[:commit],
                        :author => changeset[:author],
                        :time => (changeset[:date] ? Time.parse(changeset[:date]) : nil),
                        :message => changeset[:description],
                        :paths => files
                       })

  end

  get_rev('latest',path) if rev == []

  return nil if $? && $?.exitstatus != 0
  return rev
end

#infoObject



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# File 'lib/redmine/scm/adapters/git_adapter.rb', line 99

def info
  revs = revisions(url,nil,nil,{:limit => 1})
  if revs && revs.any?
    Info.new(:root_url => url, :lastrev => revs.first)
  else
    nil
  end
rescue Errno::ENOENT => e
  return nil
end

#revisions(path, identifier_from, identifier_to, options = {}) ⇒ Object



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# File 'lib/redmine/scm/adapters/git_adapter.rb', line 138

def revisions(path, identifier_from, identifier_to, options={})
  revisions = Revisions.new
  cmd = "#{GIT_BIN} --git-dir #{target('')} log --raw --date=iso --pretty=fuller"
  cmd << " --reverse" if options[:reverse]
  cmd << " -n #{options[:limit].to_i} " if (!options.nil?) && options[:limit]
  cmd << " #{shell_quote(identifier_from + '..')} " if identifier_from
  cmd << " #{shell_quote identifier_to} " if identifier_to
  shellout(cmd) do |io|
    files=[]
    changeset = {}
    parsing_descr = 0  #0: not parsing desc or files, 1: parsing desc, 2: parsing files
    revno = 1

    io.each_line do |line|
      if line =~ /^commit ([0-9a-f]{40})$/
        key = "commit"
        value = $1
        if (parsing_descr == 1 || parsing_descr == 2)
          parsing_descr = 0
          revision = Revision.new({:identifier => changeset[:commit],
                                   :scmid => changeset[:commit],
                                   :author => changeset[:author],
                                   :time => Time.parse(changeset[:date]),
                                   :message => changeset[:description],
                                   :paths => files
                                  })
          if block_given?
            yield revision
          else
            revisions << revision
          end
          changeset = {}
          files = []
          revno = revno + 1
        end
        changeset[:commit] = $1
      elsif (parsing_descr == 0) && line =~ /^(\w+):\s*(.*)$/
        key = $1
        value = $2
        if key == "Author"
          changeset[:author] = value
        elsif key == "CommitDate"
          changeset[:date] = value
        end
      elsif (parsing_descr == 0) && line.chomp.to_s == ""
        parsing_descr = 1
        changeset[:description] = ""
      elsif (parsing_descr == 1 || parsing_descr == 2) && line =~ /^:\d+\s+\d+\s+[0-9a-f.]+\s+[0-9a-f.]+\s+(\w)\s+(.+)$/
        parsing_descr = 2
        fileaction = $1
        filepath = $2
        files << {:action => fileaction, :path => filepath}
      elsif (parsing_descr == 1) && line.chomp.to_s == ""
        parsing_descr = 2
      elsif (parsing_descr == 1)
        changeset[:description] << line[4..-1]
      end
    end	

    if changeset[:commit]
      revision = Revision.new({:identifier => changeset[:commit],
                               :scmid => changeset[:commit],
                               :author => changeset[:author],
                               :time => Time.parse(changeset[:date]),
                               :message => changeset[:description],
                               :paths => files
                              })
      if block_given?
        yield revision
      else
        revisions << revision
      end
    end
  end

  return nil if $? && $?.exitstatus != 0
  revisions
end