Class: Zoom

Inherits:
Object
  • Object
show all
Defined in:
lib/zoom.rb

Defined Under Namespace

Classes: Error, Profile

Instance Method Summary collapse

Constructor Details

#initialize(cache_file = nil) ⇒ Zoom

Returns a new instance of Zoom.



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# File 'lib/zoom.rb', line 224

def initialize(cache_file = nil)
    cache_file ||= "~/.zoom_cache"
    Zoom::Profile.cache_file(cache_file)
    @cache_file = Pathname.new(cache_file).expand_path
    @info_file = Pathname.new("~/.zoominfo").expand_path
    @rc_file = Pathname.new("~/.zoomrc").expand_path
    @shortcut_file = Pathname.new("~/.zoom_shortcuts").expand_path

    # Load custom profiles
    custom_profs = Pathname.new("~/.zoom_profiles.rb").expand_path
    require_relative custom_profs if (custom_profs.exist?)

    read_zoomrc
    read_zoominfo

    # Setup editor
    @editor = @rc["editor"]
    @editor = ENV["EDITOR"] if (@editor.nil? || @editor.empty?)
    @editor = "vim" if (@editor.nil? || @editor.empty?)
    @editor = ScoobyDoo.where_are_you(@editor)
    @editor = ScoobyDoo.where_are_you("vi") if (@editor.nil?)

end

Instance Method Details

#add_profile(name, clas, operator = nil, flags = nil, envprepend = nil, append = nil) ⇒ Object 



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# File 'lib/zoom.rb', line 7

def add_profile(
    name,
    clas,
    operator = nil,
    flags = nil,
    envprepend = nil,
    append = nil
)
    if (@profiles.has_key?(name))
        raise Zoom::Error::ProfileAlreadyExistsError.new(name)
    end

    default_class = nil
    begin
        default_class = Zoom::Profile.profile_by_name(clas).new
    rescue NameError => e
        raise Zoom::Error::ProfileClassUnknownError.new(clas)
    end

    edit_profile(
        name,
        default_class,
        operator,
        flags,
        envprepend,
        append
    )
end

#clear_cache ⇒ Object 



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# File 'lib/zoom.rb', line 36

def clear_cache
    @cache_file.delete if (@cache_file.exist?)
end

#configure_editor(editor) ⇒ Object 



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# File 'lib/zoom.rb', line 40

def configure_editor(editor)
    e = ScoobyDoo.where_are_you(editor)
    if (e.nil?)
        raise Zoom::Error::ExecutableNotFoundError.new(editor)
    end

    @rc["editor"] = e
    write_zoomrc
end

#default ⇒ Object 



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# File 'lib/zoom.rb', line 50

def default
    default_zoominfo
    default_zoomrc
end

#default_zoominfo ⇒ Object 



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# File 'lib/zoom.rb', line 55

def default_zoominfo
    info = Hash.new
    info["profile"] = "default"

    # Reset last command to be empty
    info["last_command"] = Hash.new

    File.open(@info_file, "w") do |file|
        file.write(JSON.pretty_generate(info))
    end
end

#default_zoomrc ⇒ Object 



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# File 'lib/zoom.rb', line 67

def default_zoomrc
    rc = Hash.new
    profiles = Hash.new

    all = nil
    ag = nil
    pt = nil
    ack = nil

    # Default ag profiles
    if (ScoobyDoo.where_are_you("ag"))
        ag = Zoom::Profile::Ag.new
        all = Zoom::Profile::Ag.new(nil, "-u")
    end

    # Default pt profiles
    if (ScoobyDoo.where_are_you("pt"))
        pt = Zoom::Profile::Pt.new
        all ||= Zoom::Profile::Pt.new(nil, "--color -SeU")
    end

    # Default ack profile
    if (
        ScoobyDoo.where_are_you("ack") ||
        ScoobyDoo.where_are_you("ack-grep")
    )
        ack = Zoom::Profile::Ack.new
    end

    # Default grep profile (emulate ag/ack as much as possible)
    grep = Zoom::Profile::Grep.new
    all ||= Zoom::Profile::Grep.new(nil, "--color=always -EHinR")

    # Create default profile
    if (ag)
        default = ag
    elsif (pt)
        default = pt
    elsif (ack)
        default = ack
    else
        default = grep
    end

    # Create find profile
    find = Zoom::Profile::Find.new

    # Put profiles into rc
    profiles["ack"] = ack if (ack)
    profiles["ag"] = ag if (ag)
    profiles["all"] = all if (all)
    profiles["default"] = default
    profiles["grep"] = grep
    profiles["passwords"] = Zoom::Profile::Passwords.new
    profiles["pt"] = pt if (pt)
    profiles["zoom_find"] = find
    rc["profiles"] = profiles

    # Default editor (use $EDITOR)
    rc["editor"] = ""

    File.open(@rc_file, "w") do |file|
        file.write(JSON.pretty_generate(rc))
    end
end

#delete_profile(name) ⇒ Object 



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# File 'lib/zoom.rb', line 133

def delete_profile(name)
    if (!@profiles.has_key?(name))
        raise Zoom::Error::ProfileDoesNotExistError.new(name)
    end

    if ((name == "default") || @profiles[name].immutable)
        raise Zoom::Error::ProfileCanNotBeModifiedError.new(name)
    end

    @profiles.delete(name)
    write_zoomrc

    if (name == @info["profile"])
        @info["profile"] = "default"
        write_zoominfo
    end
end

#edit_profile(name, profile = nil, operator = nil, flags = nil, envprepend = nil, append = nil) ⇒ Object 



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# File 'lib/zoom.rb', line 151

def edit_profile(
    name,
    profile = nil,
    operator = nil,
    flags = nil,
    envprepend = nil,
    append = nil
)
    profile = @profiles[name] if (profile.nil?)

    if (profile.nil?)
        raise Zoom::Error::ProfileDoesNotExistsError.new(name)
    end

    if (profile.immutable)
        raise Zoom::Error::ProfileCanNotBeModifiedError.new(name)
    end

    profile.operator(operator) if (operator)
    profile.flags(flags) if (flags)
    profile.prepend(envprepend) if (envprepend)
    profile.append(append) if (append)

    @profiles[name] = profile
    write_zoomrc
end

#exec_profile(name, args, pattern) ⇒ Object 



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# File 'lib/zoom.rb', line 178

def exec_profile(name, args, pattern)
    name = @info["profile"] if (name.nil?)

    if (!@profiles.has_key?(name))
        raise Zoom::Error::ProfileDoesNotExistError.new(name)
    end

    @info["last_command"] = {
        "profile" => name,
        "subargs" => args.nil? ? "": args,
        "pattern" => pattern.nil? ? "" : pattern
    }
    write_zoominfo

    profile = @profiles[name]
    begin
        clear_cache if (profile.taggable)
        profile.exe(args, pattern)
        shortcut_cache(profile) if (profile.taggable)
    rescue Interrupt
        # ^C
    end
end

#interactive_add_profile(name) ⇒ Object 



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# File 'lib/zoom.rb', line 248

def interactive_add_profile(name)
    if (@profiles.has_key?(name))
        raise Zoom::Error::ProfileAlreadyExistsError.new(name)
    end

    default_op = "grep"
    if (ScoobyDoo.where_are_you("ag"))
        default_op = "ag"
    elsif (ScoobyDoo.where_are_you("pt"))
        default_op = "pt"
    elsif (ScoobyDoo.where_are_you("ack"))
        default_op = "ack"
    elsif (ScoobyDoo.where_are_you("ack-grep"))
        default_op = "ack-grep"
    end

    ack_class = Zoom::Profile::Ack.to_s
    ag_class = Zoom::Profile::Ag.to_s
    grep_class = Zoom::Profile::Grep.to_s
    pt_class = Zoom::Profile::Pt.to_s

    case default_op
    when "ack", "ack-grep"
        puts "Enter class (default #{ack_class}):"
    when "ag"
        puts "Enter class (default #{ag_class}):"
    when "grep"
        puts "Enter class (default #{grep_class}):"
    when "pt"
        puts "Enter class (default #{pt_class}):"
    end

    clas = gets.chomp
    puts if (clas && !clas.empty?)

    case default_op
    when "ack", "ack-grep"
        clas = ack_class if (clas.nil? || clas.empty?)
    when "ag"
        clas = ag_class if (clas.nil? || clas.empty?)
    when "grep"
        clas = grep_class if (clas.nil? || clas.empty?)
    when "pt"
        clas = pt_class if (clas.nil? || clas.empty?)
    end

    add_profile(name, clas)
    interactive_edit_profile(name)
end

#interactive_edit_profile(name, profile = nil) ⇒ Object 



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# File 'lib/zoom.rb', line 298

def interactive_edit_profile(name, profile = nil)
    profile = @profiles[name] if (profile.nil?)

    if (profile.nil?)
        raise Zoom::Error::ProfileDoesNotExistError.new(name)
    end

    if (profile.immutable)
        raise Zoom::Error::ProfileCanNotBeModifiedError.new(name)
    end

    # Get new operator
    puts "Enter operator (default #{profile.operator}):"

    op = ScoobyDoo.where_are_you(gets.chomp)
    puts if (op && !op.empty?)
    op = profile.operator if (op.nil? || op.empty?)

    # Get new flags
    puts "For empty string put \"empty\""
    puts "Enter flags (default \"#{profile.flags}\"):"

    flags = gets.chomp
    puts if (flags && !flags.empty?)
    flags = get_new_value(flags, profile.flags)

    # Get new prepend
    puts "For empty string put \"empty\""
    puts "Enter prepend (default \"#{profile.prepend}\"):"

    envprepend = gets.chomp
    puts if (envprepend && !envprepend.empty?)
    envprepend = get_new_value(envprepend, profile.prepend)

    # Get new append
    puts "For empty string put \"empty\""
    puts "Enter append (default \"#{profile.append}\"):"

    append = gets.chomp
    puts if (append && !append.empty?)
    append = get_new_value(append, profile.append)

    edit_profile(name, profile, op, flags, envprepend, append)
end

#list_profile_names ⇒ Object 



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# File 'lib/zoom.rb', line 343

def list_profile_names
    @profiles.keys.sort.each do |name|
        puts name
    end
end

#list_profiles ⇒ Object 



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# File 'lib/zoom.rb', line 349

def list_profiles
    @profiles.keys.sort.each do |name|
        if (name == @info["profile"])
            puts "### #{name} ###".green
        else
            puts "### #{name} ###"
        end
        puts @profiles[name].info
        puts
    end
end

#list_tags ⇒ Object 



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# File 'lib/zoom.rb', line 361

def list_tags
    return if (!@cache_file.exist?)

    # Open shortcut file for writing
    shct = File.open(@shortcut_file, "r")

    # Read in cache
    File.open(@cache_file) do |cache|
        count = 1

        cache.each do |line|
            line.chomp!
            plain = remove_colors(line)
            if (line.start_with?("ZOOM_EXE_DIR="))
                # Ignore this line
            elsif ((line == "-") || (line == "--") || line.empty?)
                # Ignore dividers when searching with context and
                # empty lines
            elsif (plain.scan(/^[0-9]+[:-]/).empty?)
                if (!plain.scan(/^\.\//).empty?)
                    # Operator was probably find
                    puts count
                    count += 1
                end
            else
                puts count
                count += 1
            end
        end
    end
end

#loop_through_results(results) ⇒ Object 



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# File 'lib/zoom.rb', line 393

def loop_through_results(results)
    tags = parse_tags(results)
    return if (tags.empty?)

    tag = tags.delete_at(0)
    open_editor_to_result(tag)

    tags.each do |tag|
        print "Do you want to open result #{tag} [y]/n/q/l?: "

        answer = nil
        while (answer.nil?)
            begin
                system("stty raw -echo")
                if ($stdin.ready?)
                    answer = $stdin.getc
                else
                    sleep 0.1
                end
            ensure
                system("stty -raw echo")
            end
        end
        puts

        case answer
        when "n", "N"
            # Do nothing
        when "l", "L"
            # Open this result then exit
            open_editor_to_result(tag)
            return
        when "q", "Q", "\x03"
            # Quit or ^C
            return
        else
            open_editor_to_result(tag)
        end
    end
end

#pager ⇒ Object 



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# File 'lib/zoom.rb', line 444

def pager
    File.open(@cache_file, "w") do |f|
        f.write("ZOOM_EXE_DIR=#{Dir.pwd}\n")
        begin
            $stdin.each_line do |line|
                f.write(line)
            end
        rescue Interrupt
            # ^C
        end
    end
end

#rename_profile(rename, name = nil) ⇒ Object 



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# File 'lib/zoom.rb', line 502

def rename_profile(rename, name = nil)
    name = @info["profile"] if (name.nil?)

    if ((name == "default") || (name == "zoom_find"))
        raise Zoom::Error::ProfileCanNotBeModifiedError.new(name)
    end

    if (!@profiles.has_key?(name))
        raise Zoom::Error::ProfileDoesNotExistError.new(name)
    end

    if (@profiles.has_key?(rename))
        raise Zoom::Error::ProfileAlreadyExistsError.new(rename)
    end

    @profiles[rename] = @profiles[name]
    @profiles.delete(name)
    write_zoomrc

    if (name == @info["profile"])
        @info["profile"] = rename
        write_zoominfo
    end
end

#repeat ⇒ Object 



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# File 'lib/zoom.rb', line 527

def repeat
    return if (@info["last_command"].empty?)

    exec_profile(
        @info["last_command"]["profile"],
        @info["last_command"]["subargs"],
        @info["last_command"]["pattern"]
    )
end

#shortcut_cache(profile = nil) ⇒ Object 



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# File 'lib/zoom.rb', line 542

def shortcut_cache(profile = nil)
    return if (!@cache_file.exist?)
    return if (@info["last_command"].empty?)

    if (profile.nil?)
        profile = @profiles[@info["last_command"]["profile"]]
    end

    # Open shortcut file for writing
    shct = File.open(@shortcut_file, "w")

    # Read in cache
    File.open(@cache_file) do |cache|
        start_dir = ""
        file = nil
        filename = ""
        first_time = true
        count = 1

        cache.each do |line|
            line.chomp!
            plain = remove_colors(line)
            if (line.start_with?("ZOOM_EXE_DIR="))
                # Get directory where search was ran
                start_dir = line.gsub("ZOOM_EXE_DIR=", "")
            elsif ((line == "-") || (line == "--") || line.empty?)
                # Ignore dividers when searching with context and
                # empty lines
            elsif (plain.scan(/^[0-9]+[:-]/).empty?)
                operator = profile.operator.split("/").last
                if (operator != "find")
                    if (file != line)
                        # Filename
                        file = line
                        filename = remove_colors(file)

                        puts if (!first_time)
                        first_time = false

                        puts "\e[0m#{file}"
                    end
                else
                    # Operator was find
                    puts "\e[1;31m[#{count}]\e[0m #{line}"
                    shct.write("'#{start_dir}/#{line}'\n")
                    count += 1
                end
            elsif (file)
                # Match
                sanitized = line.unpack("C*").pack("U*")
                    .gsub(/[\u0080-\u00ff]+/, "\1".dump[1..-2])
                puts "\e[1;31m[#{count}]\e[0m #{sanitized}"

                lineno = remove_colors(line).split(/[:-]/)[0]
                shct.write(
                    "+#{lineno} '#{start_dir}/#{filename}'\n"
                )

                count += 1
            end
        end
    end
end

#show_current ⇒ Object 



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# File 'lib/zoom.rb', line 606

def show_current
    puts "### #{@info["profile"]} ###".green
    puts @profiles[@info["profile"]].info
end

#switch_profile(name) ⇒ Object 



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# File 'lib/zoom.rb', line 611

def switch_profile(name)
    if (!@profiles.has_key?(name))
        raise Zoom::Error::ProfileDoesNotExistError.new(name)
    end

    @info["profile"] = name
    write_zoominfo
end