| # git-gui Git repository chooser | 
 | # Copyright (C) 2007 Shawn Pearce | 
 |  | 
 | class choose_repository { | 
 |  | 
 | field top | 
 | field w | 
 | field w_body      ; # Widget holding the center content | 
 | field w_next      ; # Next button | 
 | field w_quit      ; # Quit button | 
 | field o_cons      ; # Console object (if active) | 
 | field w_types     ; # List of type buttons in clone | 
 | field w_recentlist ; # Listbox containing recent repositories | 
 | field w_localpath  ; # Entry widget bound to local_path | 
 |  | 
 | field done              0 ; # Finished picking the repository? | 
 | field local_path       {} ; # Where this repository is locally | 
 | field origin_url       {} ; # Where we are cloning from | 
 | field origin_name  origin ; # What we shall call 'origin' | 
 | field clone_type hardlink ; # Type of clone to construct | 
 | field readtree_err        ; # Error output from read-tree (if any) | 
 | field sorted_recent       ; # recent repositories (sorted) | 
 |  | 
 | constructor pick {} { | 
 | 	global M1T M1B use_ttk NS | 
 |  | 
 | 	make_dialog top w | 
 | 	wm title $top [mc "Git Gui"] | 
 |  | 
 | 	if {$top eq {.}} { | 
 | 		menu $w.mbar -tearoff 0 | 
 | 		$top configure -menu $w.mbar | 
 |  | 
 | 		set m_repo $w.mbar.repository | 
 | 		$w.mbar add cascade \ | 
 | 			-label [mc Repository] \ | 
 | 			-menu $m_repo | 
 | 		menu $m_repo | 
 |  | 
 | 		if {[is_MacOSX]} { | 
 | 			$w.mbar add cascade -label Apple -menu .mbar.apple | 
 | 			menu $w.mbar.apple | 
 | 			$w.mbar.apple add command \ | 
 | 				-label [mc "About %s" [appname]] \ | 
 | 				-command do_about | 
 | 			$w.mbar.apple add command \ | 
 | 				-label [mc "Show SSH Key"] \ | 
 | 				-command do_ssh_key | 
 | 		} else { | 
 | 			$w.mbar add cascade -label [mc Help] -menu $w.mbar.help | 
 | 			menu $w.mbar.help | 
 | 			$w.mbar.help add command \ | 
 | 				-label [mc "About %s" [appname]] \ | 
 | 				-command do_about | 
 | 			$w.mbar.help add command \ | 
 | 				-label [mc "Show SSH Key"] \ | 
 | 				-command do_ssh_key | 
 | 		} | 
 |  | 
 | 		wm protocol $top WM_DELETE_WINDOW exit | 
 | 		bind $top <$M1B-q> exit | 
 | 		bind $top <$M1B-Q> exit | 
 | 		bind $top <Key-Escape> exit | 
 | 	} else { | 
 | 		wm geometry $top "+[winfo rootx .]+[winfo rooty .]" | 
 | 		bind $top <Key-Escape> [list destroy $top] | 
 | 		set m_repo {} | 
 | 	} | 
 |  | 
 | 	pack [git_logo $w.git_logo] -side left -fill y -padx 10 -pady 10 | 
 |  | 
 | 	set w_body $w.body | 
 | 	set opts $w_body.options | 
 | 	${NS}::frame $w_body | 
 | 	text $opts \ | 
 | 		-cursor $::cursor_ptr \ | 
 | 		-relief flat \ | 
 | 		-background [get_bg_color $w_body] \ | 
 | 		-wrap none \ | 
 | 		-spacing1 5 \ | 
 | 		-width 50 \ | 
 | 		-height 3 | 
 | 	pack $opts -anchor w -fill x | 
 |  | 
 | 	$opts tag conf link_new -foreground blue -underline 1 | 
 | 	$opts tag bind link_new <1> [cb _next new] | 
 | 	$opts insert end [mc "Create New Repository"] link_new | 
 | 	$opts insert end "\n" | 
 | 	if {$m_repo ne {}} { | 
 | 		$m_repo add command \ | 
 | 			-command [cb _next new] \ | 
 | 			-accelerator $M1T-N \ | 
 | 			-label [mc "New..."] | 
 | 		bind $top <$M1B-n> [cb _next new] | 
 | 		bind $top <$M1B-N> [cb _next new] | 
 | 	} | 
 |  | 
 | 	$opts tag conf link_clone -foreground blue -underline 1 | 
 | 	$opts tag bind link_clone <1> [cb _next clone] | 
 | 	$opts insert end [mc "Clone Existing Repository"] link_clone | 
 | 	$opts insert end "\n" | 
 | 	if {$m_repo ne {}} { | 
 | 		if {[tk windowingsystem] eq "win32"} { | 
 | 			set key L | 
 | 		} else { | 
 | 			set key C | 
 | 		} | 
 | 		$m_repo add command \ | 
 | 			-command [cb _next clone] \ | 
 | 			-accelerator $M1T-$key \ | 
 | 			-label [mc "Clone..."] | 
 | 		bind $top <$M1B-[string tolower $key]> [cb _next clone] | 
 | 		bind $top <$M1B-[string toupper $key]> [cb _next clone] | 
 | 	} | 
 |  | 
 | 	$opts tag conf link_open -foreground blue -underline 1 | 
 | 	$opts tag bind link_open <1> [cb _next open] | 
 | 	$opts insert end [mc "Open Existing Repository"] link_open | 
 | 	$opts insert end "\n" | 
 | 	if {$m_repo ne {}} { | 
 | 		$m_repo add command \ | 
 | 			-command [cb _next open] \ | 
 | 			-accelerator $M1T-O \ | 
 | 			-label [mc "Open..."] | 
 | 		bind $top <$M1B-o> [cb _next open] | 
 | 		bind $top <$M1B-O> [cb _next open] | 
 | 	} | 
 |  | 
 | 	$opts conf -state disabled | 
 |  | 
 | 	set sorted_recent [_get_recentrepos] | 
 | 	if {[llength $sorted_recent] > 0} { | 
 | 		if {$m_repo ne {}} { | 
 | 			$m_repo add separator | 
 | 			$m_repo add command \ | 
 | 				-state disabled \ | 
 | 				-label [mc "Recent Repositories"] | 
 | 		} | 
 |  | 
 | 		${NS}::label $w_body.space | 
 | 		${NS}::label $w_body.recentlabel \ | 
 | 			-anchor w \ | 
 | 			-text [mc "Open Recent Repository:"] | 
 | 		set w_recentlist $w_body.recentlist | 
 | 		text $w_recentlist \ | 
 | 			-cursor $::cursor_ptr \ | 
 | 			-relief flat \ | 
 | 			-background [get_bg_color $w_body.recentlabel] \ | 
 | 			-wrap none \ | 
 | 			-width 50 \ | 
 | 			-height 10 | 
 | 		$w_recentlist tag conf link \ | 
 | 			-foreground blue \ | 
 | 			-underline 1 | 
 | 		set home $::env(HOME) | 
 | 		if {[is_Cygwin]} { | 
 | 			set home [exec cygpath --windows --absolute $home] | 
 | 		} | 
 | 		set home "[file normalize $home]/" | 
 | 		set hlen [string length $home] | 
 | 		foreach p $sorted_recent { | 
 | 			set path $p | 
 | 			if {[string equal -length $hlen $home $p]} { | 
 | 				set p "~/[string range $p $hlen end]" | 
 | 			} | 
 | 			regsub -all "\n" $p "\\n" p | 
 | 			$w_recentlist insert end $p link | 
 | 			$w_recentlist insert end "\n" | 
 |  | 
 | 			if {$m_repo ne {}} { | 
 | 				$m_repo add command \ | 
 | 					-command [cb _open_recent_path $path] \ | 
 | 					-label "    $p" | 
 | 			} | 
 | 		} | 
 | 		$w_recentlist conf -state disabled | 
 | 		$w_recentlist tag bind link <1> [cb _open_recent %x,%y] | 
 | 		pack $w_body.space -anchor w -fill x | 
 | 		pack $w_body.recentlabel -anchor w -fill x | 
 | 		pack $w_recentlist -anchor w -fill x | 
 | 	} | 
 | 	pack $w_body -fill x -padx 10 -pady 10 | 
 |  | 
 | 	${NS}::frame $w.buttons | 
 | 	set w_next $w.buttons.next | 
 | 	set w_quit $w.buttons.quit | 
 | 	${NS}::button $w_quit \ | 
 | 		-text [mc "Quit"] \ | 
 | 		-command exit | 
 | 	pack $w_quit -side right -padx 5 | 
 | 	pack $w.buttons -side bottom -fill x -padx 10 -pady 10 | 
 |  | 
 | 	if {$m_repo ne {}} { | 
 | 		$m_repo add separator | 
 | 		$m_repo add command \ | 
 | 			-label [mc Quit] \ | 
 | 			-command exit \ | 
 | 			-accelerator $M1T-Q | 
 | 	} | 
 |  | 
 | 	bind $top <Return> [cb _invoke_next] | 
 | 	bind $top <Visibility> " | 
 | 		[cb _center] | 
 | 		grab $top | 
 | 		focus $top | 
 | 		bind $top <Visibility> {} | 
 | 	" | 
 | 	wm deiconify $top | 
 | 	tkwait variable @done | 
 |  | 
 | 	grab release $top | 
 | 	if {$top eq {.}} { | 
 | 		eval destroy [winfo children $top] | 
 | 	} | 
 | } | 
 |  | 
 | proc _home {} { | 
 | 	if {[catch {set h $::env(HOME)}] | 
 | 		|| ![file isdirectory $h]} { | 
 | 		set h . | 
 | 	} | 
 | 	return $h | 
 | } | 
 |  | 
 | method _center {} { | 
 | 	set nx [winfo reqwidth $top] | 
 | 	set ny [winfo reqheight $top] | 
 | 	set rx [expr {([winfo screenwidth  $top] - $nx) / 3}] | 
 | 	set ry [expr {([winfo screenheight $top] - $ny) / 3}] | 
 | 	wm geometry $top [format {+%d+%d} $rx $ry] | 
 | } | 
 |  | 
 | method _invoke_next {} { | 
 | 	if {[winfo exists $w_next]} { | 
 | 		uplevel #0 [$w_next cget -command] | 
 | 	} | 
 | } | 
 |  | 
 | proc _get_recentrepos {} { | 
 | 	set recent [list] | 
 | 	foreach p [get_config gui.recentrepo] { | 
 | 		if {[_is_git [file join $p .git]]} { | 
 | 			lappend recent $p | 
 | 		} else { | 
 | 			_unset_recentrepo $p | 
 | 		} | 
 | 	} | 
 | 	return [lsort $recent] | 
 | } | 
 |  | 
 | proc _unset_recentrepo {p} { | 
 | 	regsub -all -- {([()\[\]{}\.^$+*?\\])} $p {\\\1} p | 
 | 	git config --global --unset gui.recentrepo "^$p\$" | 
 | 	load_config 1 | 
 | } | 
 |  | 
 | proc _append_recentrepos {path} { | 
 | 	set path [file normalize $path] | 
 | 	set recent [get_config gui.recentrepo] | 
 |  | 
 | 	if {[lindex $recent end] eq $path} { | 
 | 		return | 
 | 	} | 
 |  | 
 | 	set i [lsearch $recent $path] | 
 | 	if {$i >= 0} { | 
 | 		_unset_recentrepo $path | 
 | 		set recent [lreplace $recent $i $i] | 
 | 	} | 
 |  | 
 | 	lappend recent $path | 
 | 	git config --global --add gui.recentrepo $path | 
 | 	load_config 1 | 
 |  | 
 | 	while {[llength $recent] > 10} { | 
 | 		_unset_recentrepo [lindex $recent 0] | 
 | 		set recent [lrange $recent 1 end] | 
 | 	} | 
 | } | 
 |  | 
 | method _open_recent {xy} { | 
 | 	set id [lindex [split [$w_recentlist index @$xy] .] 0] | 
 | 	set local_path [lindex $sorted_recent [expr {$id - 1}]] | 
 | 	_do_open2 $this | 
 | } | 
 |  | 
 | method _open_recent_path {p} { | 
 | 	set local_path $p | 
 | 	_do_open2 $this | 
 | } | 
 |  | 
 | method _next {action} { | 
 | 	global NS | 
 | 	destroy $w_body | 
 | 	if {![winfo exists $w_next]} { | 
 | 		${NS}::button $w_next -default active | 
 | 		pack $w_next -side right -padx 5 -before $w_quit | 
 | 	} | 
 | 	_do_$action $this | 
 | } | 
 |  | 
 | method _write_local_path {args} { | 
 | 	if {$local_path eq {}} { | 
 | 		$w_next conf -state disabled | 
 | 	} else { | 
 | 		$w_next conf -state normal | 
 | 	} | 
 | } | 
 |  | 
 | method _git_init {} { | 
 | 	if {[catch {file mkdir $local_path} err]} { | 
 | 		error_popup [strcat \ | 
 | 			[mc "Failed to create repository %s:" $local_path] \ | 
 | 			"\n\n$err"] | 
 | 		return 0 | 
 | 	} | 
 |  | 
 | 	if {[catch {cd $local_path} err]} { | 
 | 		error_popup [strcat \ | 
 | 			[mc "Failed to create repository %s:" $local_path] \ | 
 | 			"\n\n$err"] | 
 | 		return 0 | 
 | 	} | 
 |  | 
 | 	if {[catch {git init} err]} { | 
 | 		error_popup [strcat \ | 
 | 			[mc "Failed to create repository %s:" $local_path] \ | 
 | 			"\n\n$err"] | 
 | 		return 0 | 
 | 	} | 
 |  | 
 | 	_append_recentrepos [pwd] | 
 | 	set ::_gitdir .git | 
 | 	set ::_prefix {} | 
 | 	return 1 | 
 | } | 
 |  | 
 | proc _is_git {path} { | 
 | 	if {[file exists [file join $path HEAD]] | 
 | 	 && [file exists [file join $path objects]] | 
 | 	 && [file exists [file join $path config]]} { | 
 | 		return 1 | 
 | 	} | 
 | 	if {[is_Cygwin]} { | 
 | 		if {[file exists [file join $path HEAD]] | 
 | 		 && [file exists [file join $path objects.lnk]] | 
 | 		 && [file exists [file join $path config.lnk]]} { | 
 | 			return 1 | 
 | 		} | 
 | 	} | 
 | 	return 0 | 
 | } | 
 |  | 
 | proc _objdir {path} { | 
 | 	set objdir [file join $path .git objects] | 
 | 	if {[file isdirectory $objdir]} { | 
 | 		return $objdir | 
 | 	} | 
 |  | 
 | 	set objdir [file join $path objects] | 
 | 	if {[file isdirectory $objdir]} { | 
 | 		return $objdir | 
 | 	} | 
 |  | 
 | 	if {[is_Cygwin]} { | 
 | 		set objdir [file join $path .git objects.lnk] | 
 | 		if {[file isfile $objdir]} { | 
 | 			return [win32_read_lnk $objdir] | 
 | 		} | 
 |  | 
 | 		set objdir [file join $path objects.lnk] | 
 | 		if {[file isfile $objdir]} { | 
 | 			return [win32_read_lnk $objdir] | 
 | 		} | 
 | 	} | 
 |  | 
 | 	return {} | 
 | } | 
 |  | 
 | ###################################################################### | 
 | ## | 
 | ## Create New Repository | 
 |  | 
 | method _do_new {} { | 
 | 	global use_ttk NS | 
 | 	$w_next conf \ | 
 | 		-state disabled \ | 
 | 		-command [cb _do_new2] \ | 
 | 		-text [mc "Create"] | 
 |  | 
 | 	${NS}::frame $w_body | 
 | 	${NS}::label $w_body.h \ | 
 | 		-font font_uibold -anchor center \ | 
 | 		-text [mc "Create New Repository"] | 
 | 	pack $w_body.h -side top -fill x -pady 10 | 
 | 	pack $w_body -fill x -padx 10 | 
 |  | 
 | 	${NS}::frame $w_body.where | 
 | 	${NS}::label $w_body.where.l -text [mc "Directory:"] | 
 | 	${NS}::entry $w_body.where.t \ | 
 | 		-textvariable @local_path \ | 
 | 		-width 50 | 
 | 	${NS}::button $w_body.where.b \ | 
 | 		-text [mc "Browse"] \ | 
 | 		-command [cb _new_local_path] | 
 | 	set w_localpath $w_body.where.t | 
 |  | 
 | 	grid $w_body.where.l $w_body.where.t $w_body.where.b -sticky ew | 
 | 	pack $w_body.where -fill x | 
 |  | 
 | 	grid columnconfigure $w_body.where 1 -weight 1 | 
 |  | 
 | 	trace add variable @local_path write [cb _write_local_path] | 
 | 	bind $w_body.h <Destroy> [list trace remove variable @local_path write [cb _write_local_path]] | 
 | 	update | 
 | 	focus $w_body.where.t | 
 | } | 
 |  | 
 | method _new_local_path {} { | 
 | 	if {$local_path ne {}} { | 
 | 		set p [file dirname $local_path] | 
 | 	} else { | 
 | 		set p [_home] | 
 | 	} | 
 |  | 
 | 	set p [tk_chooseDirectory \ | 
 | 		-initialdir $p \ | 
 | 		-parent $top \ | 
 | 		-title [mc "Git Repository"] \ | 
 | 		-mustexist false] | 
 | 	if {$p eq {}} return | 
 |  | 
 | 	set p [file normalize $p] | 
 | 	if {![_new_ok $p]} { | 
 | 		return | 
 | 	} | 
 | 	set local_path $p | 
 | 	$w_localpath icursor end | 
 | } | 
 |  | 
 | method _do_new2 {} { | 
 | 	if {![_new_ok $local_path]} { | 
 | 		return | 
 | 	} | 
 | 	if {![_git_init $this]} { | 
 | 		return | 
 | 	} | 
 | 	set done 1 | 
 | } | 
 |  | 
 | proc _new_ok {p} { | 
 | 	if {[file isdirectory $p]} { | 
 | 		if {[_is_git [file join $p .git]]} { | 
 | 			error_popup [mc "Directory %s already exists." $p] | 
 | 			return 0 | 
 | 		} | 
 | 	} elseif {[file exists $p]} { | 
 | 		error_popup [mc "File %s already exists." $p] | 
 | 		return 0 | 
 | 	} | 
 | 	return 1 | 
 | } | 
 |  | 
 | ###################################################################### | 
 | ## | 
 | ## Clone Existing Repository | 
 |  | 
 | method _do_clone {} { | 
 | 	global use_ttk NS | 
 | 	$w_next conf \ | 
 | 		-state disabled \ | 
 | 		-command [cb _do_clone2] \ | 
 | 		-text [mc "Clone"] | 
 |  | 
 | 	${NS}::frame $w_body | 
 | 	${NS}::label $w_body.h \ | 
 | 		-font font_uibold -anchor center \ | 
 | 		-text [mc "Clone Existing Repository"] | 
 | 	pack $w_body.h -side top -fill x -pady 10 | 
 | 	pack $w_body -fill x -padx 10 | 
 |  | 
 | 	set args $w_body.args | 
 | 	${NS}::frame $w_body.args | 
 | 	pack $args -fill both | 
 |  | 
 | 	${NS}::label $args.origin_l -text [mc "Source Location:"] | 
 | 	${NS}::entry $args.origin_t \ | 
 | 		-textvariable @origin_url \ | 
 | 		-width 50 | 
 | 	${NS}::button $args.origin_b \ | 
 | 		-text [mc "Browse"] \ | 
 | 		-command [cb _open_origin] | 
 | 	grid $args.origin_l $args.origin_t $args.origin_b -sticky ew | 
 |  | 
 | 	${NS}::label $args.where_l -text [mc "Target Directory:"] | 
 | 	${NS}::entry $args.where_t \ | 
 | 		-textvariable @local_path \ | 
 | 		-width 50 | 
 | 	${NS}::button $args.where_b \ | 
 | 		-text [mc "Browse"] \ | 
 | 		-command [cb _new_local_path] | 
 | 	grid $args.where_l $args.where_t $args.where_b -sticky ew | 
 | 	set w_localpath $args.where_t | 
 |  | 
 | 	${NS}::label $args.type_l -text [mc "Clone Type:"] | 
 | 	${NS}::frame $args.type_f | 
 | 	set w_types [list] | 
 | 	lappend w_types [${NS}::radiobutton $args.type_f.hardlink \ | 
 | 		-state disabled \ | 
 | 		-text [mc "Standard (Fast, Semi-Redundant, Hardlinks)"] \ | 
 | 		-variable @clone_type \ | 
 | 		-value hardlink] | 
 | 	lappend w_types [${NS}::radiobutton $args.type_f.full \ | 
 | 		-state disabled \ | 
 | 		-text [mc "Full Copy (Slower, Redundant Backup)"] \ | 
 | 		-variable @clone_type \ | 
 | 		-value full] | 
 | 	lappend w_types [${NS}::radiobutton $args.type_f.shared \ | 
 | 		-state disabled \ | 
 | 		-text [mc "Shared (Fastest, Not Recommended, No Backup)"] \ | 
 | 		-variable @clone_type \ | 
 | 		-value shared] | 
 | 	foreach r $w_types { | 
 | 		pack $r -anchor w | 
 | 	} | 
 | 	grid $args.type_l $args.type_f -sticky new | 
 |  | 
 | 	grid columnconfigure $args 1 -weight 1 | 
 |  | 
 | 	trace add variable @local_path write [cb _update_clone] | 
 | 	trace add variable @origin_url write [cb _update_clone] | 
 | 	bind $w_body.h <Destroy> " | 
 | 		[list trace remove variable @local_path write [cb _update_clone]] | 
 | 		[list trace remove variable @origin_url write [cb _update_clone]] | 
 | 	" | 
 | 	update | 
 | 	focus $args.origin_t | 
 | } | 
 |  | 
 | method _open_origin {} { | 
 | 	if {$origin_url ne {} && [file isdirectory $origin_url]} { | 
 | 		set p $origin_url | 
 | 	} else { | 
 | 		set p [_home] | 
 | 	} | 
 |  | 
 | 	set p [tk_chooseDirectory \ | 
 | 		-initialdir $p \ | 
 | 		-parent $top \ | 
 | 		-title [mc "Git Repository"] \ | 
 | 		-mustexist true] | 
 | 	if {$p eq {}} return | 
 |  | 
 | 	set p [file normalize $p] | 
 | 	if {![_is_git [file join $p .git]] && ![_is_git $p]} { | 
 | 		error_popup [mc "Not a Git repository: %s" [file tail $p]] | 
 | 		return | 
 | 	} | 
 | 	set origin_url $p | 
 | } | 
 |  | 
 | method _update_clone {args} { | 
 | 	if {$local_path ne {} && $origin_url ne {}} { | 
 | 		$w_next conf -state normal | 
 | 	} else { | 
 | 		$w_next conf -state disabled | 
 | 	} | 
 |  | 
 | 	if {$origin_url ne {} && | 
 | 		(  [_is_git [file join $origin_url .git]] | 
 | 		|| [_is_git $origin_url])} { | 
 | 		set e normal | 
 | 		if {[[lindex $w_types 0] cget -state] eq {disabled}} { | 
 | 			set clone_type hardlink | 
 | 		} | 
 | 	} else { | 
 | 		set e disabled | 
 | 		set clone_type full | 
 | 	} | 
 |  | 
 | 	foreach r $w_types { | 
 | 		$r conf -state $e | 
 | 	} | 
 | } | 
 |  | 
 | method _do_clone2 {} { | 
 | 	if {[file isdirectory $origin_url]} { | 
 | 		set origin_url [file normalize $origin_url] | 
 | 	} | 
 |  | 
 | 	if {$clone_type eq {hardlink} && ![file isdirectory $origin_url]} { | 
 | 		error_popup [mc "Standard only available for local repository."] | 
 | 		return | 
 | 	} | 
 | 	if {$clone_type eq {shared} && ![file isdirectory $origin_url]} { | 
 | 		error_popup [mc "Shared only available for local repository."] | 
 | 		return | 
 | 	} | 
 |  | 
 | 	if {$clone_type eq {hardlink} || $clone_type eq {shared}} { | 
 | 		set objdir [_objdir $origin_url] | 
 | 		if {$objdir eq {}} { | 
 | 			error_popup [mc "Not a Git repository: %s" [file tail $origin_url]] | 
 | 			return | 
 | 		} | 
 | 	} | 
 |  | 
 | 	set giturl $origin_url | 
 | 	if {[is_Cygwin] && [file isdirectory $giturl]} { | 
 | 		set giturl [exec cygpath --unix --absolute $giturl] | 
 | 		if {$clone_type eq {shared}} { | 
 | 			set objdir [exec cygpath --unix --absolute $objdir] | 
 | 		} | 
 | 	} | 
 |  | 
 | 	if {[file exists $local_path]} { | 
 | 		error_popup [mc "Location %s already exists." $local_path] | 
 | 		return | 
 | 	} | 
 |  | 
 | 	if {![_git_init $this]} return | 
 | 	set local_path [pwd] | 
 |  | 
 | 	if {[catch { | 
 | 			git config remote.$origin_name.url $giturl | 
 | 			git config remote.$origin_name.fetch +refs/heads/*:refs/remotes/$origin_name/* | 
 | 		} err]} { | 
 | 		error_popup [strcat [mc "Failed to configure origin"] "\n\n$err"] | 
 | 		return | 
 | 	} | 
 |  | 
 | 	destroy $w_body $w_next | 
 |  | 
 | 	switch -exact -- $clone_type { | 
 | 	hardlink { | 
 | 		set o_cons [status_bar::two_line $w_body] | 
 | 		pack $w_body -fill x -padx 10 -pady 10 | 
 |  | 
 | 		$o_cons start \ | 
 | 			[mc "Counting objects"] \ | 
 | 			[mc "buckets"] | 
 | 		update | 
 |  | 
 | 		if {[file exists [file join $objdir info alternates]]} { | 
 | 			set pwd [pwd] | 
 | 			if {[catch { | 
 | 				file mkdir [gitdir objects info] | 
 | 				set f_in [open [file join $objdir info alternates] r] | 
 | 				set f_cp [open [gitdir objects info alternates] w] | 
 | 				fconfigure $f_in -translation binary -encoding binary | 
 | 				fconfigure $f_cp -translation binary -encoding binary | 
 | 				cd $objdir | 
 | 				while {[gets $f_in line] >= 0} { | 
 | 					if {[is_Cygwin]} { | 
 | 						puts $f_cp [exec cygpath --unix --absolute $line] | 
 | 					} else { | 
 | 						puts $f_cp [file normalize $line] | 
 | 					} | 
 | 				} | 
 | 				close $f_in | 
 | 				close $f_cp | 
 | 				cd $pwd | 
 | 			} err]} { | 
 | 				catch {cd $pwd} | 
 | 				_clone_failed $this [mc "Unable to copy objects/info/alternates: %s" $err] | 
 | 				return | 
 | 			} | 
 | 		} | 
 |  | 
 | 		set tolink  [list] | 
 | 		set buckets [glob \ | 
 | 			-tails \ | 
 | 			-nocomplain \ | 
 | 			-directory [file join $objdir] ??] | 
 | 		set bcnt [expr {[llength $buckets] + 2}] | 
 | 		set bcur 1 | 
 | 		$o_cons update $bcur $bcnt | 
 | 		update | 
 |  | 
 | 		file mkdir [file join .git objects pack] | 
 | 		foreach i [glob -tails -nocomplain \ | 
 | 			-directory [file join $objdir pack] *] { | 
 | 			lappend tolink [file join pack $i] | 
 | 		} | 
 | 		$o_cons update [incr bcur] $bcnt | 
 | 		update | 
 |  | 
 | 		foreach i $buckets { | 
 | 			file mkdir [file join .git objects $i] | 
 | 			foreach j [glob -tails -nocomplain \ | 
 | 				-directory [file join $objdir $i] *] { | 
 | 				lappend tolink [file join $i $j] | 
 | 			} | 
 | 			$o_cons update [incr bcur] $bcnt | 
 | 			update | 
 | 		} | 
 | 		$o_cons stop | 
 |  | 
 | 		if {$tolink eq {}} { | 
 | 			info_popup [strcat \ | 
 | 				[mc "Nothing to clone from %s." $origin_url] \ | 
 | 				"\n" \ | 
 | 				[mc "The 'master' branch has not been initialized."] \ | 
 | 				] | 
 | 			destroy $w_body | 
 | 			set done 1 | 
 | 			return | 
 | 		} | 
 |  | 
 | 		set i [lindex $tolink 0] | 
 | 		if {[catch { | 
 | 				file link -hard \ | 
 | 					[file join .git objects $i] \ | 
 | 					[file join $objdir $i] | 
 | 			} err]} { | 
 | 			info_popup [mc "Hardlinks are unavailable.  Falling back to copying."] | 
 | 			set i [_copy_files $this $objdir $tolink] | 
 | 		} else { | 
 | 			set i [_link_files $this $objdir [lrange $tolink 1 end]] | 
 | 		} | 
 | 		if {!$i} return | 
 |  | 
 | 		destroy $w_body | 
 | 	} | 
 | 	full { | 
 | 		set o_cons [console::embed \ | 
 | 			$w_body \ | 
 | 			[mc "Cloning from %s" $origin_url]] | 
 | 		pack $w_body -fill both -expand 1 -padx 10 | 
 | 		$o_cons exec \ | 
 | 			[list git fetch --no-tags -k $origin_name] \ | 
 | 			[cb _do_clone_tags] | 
 | 	} | 
 | 	shared { | 
 | 		set fd [open [gitdir objects info alternates] w] | 
 | 		fconfigure $fd -translation binary | 
 | 		puts $fd $objdir | 
 | 		close $fd | 
 | 	} | 
 | 	} | 
 |  | 
 | 	if {$clone_type eq {hardlink} || $clone_type eq {shared}} { | 
 | 		if {![_clone_refs $this]} return | 
 | 		set pwd [pwd] | 
 | 		if {[catch { | 
 | 				cd $origin_url | 
 | 				set HEAD [git rev-parse --verify HEAD^0] | 
 | 			} err]} { | 
 | 			_clone_failed $this [mc "Not a Git repository: %s" [file tail $origin_url]] | 
 | 			return 0 | 
 | 		} | 
 | 		cd $pwd | 
 | 		_do_clone_checkout $this $HEAD | 
 | 	} | 
 | } | 
 |  | 
 | method _copy_files {objdir tocopy} { | 
 | 	$o_cons start \ | 
 | 		[mc "Copying objects"] \ | 
 | 		[mc "KiB"] | 
 | 	set tot 0 | 
 | 	set cmp 0 | 
 | 	foreach p $tocopy { | 
 | 		incr tot [file size [file join $objdir $p]] | 
 | 	} | 
 | 	foreach p $tocopy { | 
 | 		if {[catch { | 
 | 				set f_in [open [file join $objdir $p] r] | 
 | 				set f_cp [open [file join .git objects $p] w] | 
 | 				fconfigure $f_in -translation binary -encoding binary | 
 | 				fconfigure $f_cp -translation binary -encoding binary | 
 |  | 
 | 				while {![eof $f_in]} { | 
 | 					incr cmp [fcopy $f_in $f_cp -size 16384] | 
 | 					$o_cons update \ | 
 | 						[expr {$cmp / 1024}] \ | 
 | 						[expr {$tot / 1024}] | 
 | 					update | 
 | 				} | 
 |  | 
 | 				close $f_in | 
 | 				close $f_cp | 
 | 			} err]} { | 
 | 			_clone_failed $this [mc "Unable to copy object: %s" $err] | 
 | 			return 0 | 
 | 		} | 
 | 	} | 
 | 	return 1 | 
 | } | 
 |  | 
 | method _link_files {objdir tolink} { | 
 | 	set total [llength $tolink] | 
 | 	$o_cons start \ | 
 | 		[mc "Linking objects"] \ | 
 | 		[mc "objects"] | 
 | 	for {set i 0} {$i < $total} {} { | 
 | 		set p [lindex $tolink $i] | 
 | 		if {[catch { | 
 | 				file link -hard \ | 
 | 					[file join .git objects $p] \ | 
 | 					[file join $objdir $p] | 
 | 			} err]} { | 
 | 			_clone_failed $this [mc "Unable to hardlink object: %s" $err] | 
 | 			return 0 | 
 | 		} | 
 |  | 
 | 		incr i | 
 | 		if {$i % 5 == 0} { | 
 | 			$o_cons update $i $total | 
 | 			update | 
 | 		} | 
 | 	} | 
 | 	return 1 | 
 | } | 
 |  | 
 | method _clone_refs {} { | 
 | 	set pwd [pwd] | 
 | 	if {[catch {cd $origin_url} err]} { | 
 | 		error_popup [mc "Not a Git repository: %s" [file tail $origin_url]] | 
 | 		return 0 | 
 | 	} | 
 | 	set fd_in [git_read for-each-ref \ | 
 | 		--tcl \ | 
 | 		{--format=list %(refname) %(objectname) %(*objectname)}] | 
 | 	cd $pwd | 
 |  | 
 | 	set fd [open [gitdir packed-refs] w] | 
 | 	fconfigure $fd -translation binary | 
 | 	puts $fd "# pack-refs with: peeled" | 
 | 	while {[gets $fd_in line] >= 0} { | 
 | 		set line [eval $line] | 
 | 		set refn [lindex $line 0] | 
 | 		set robj [lindex $line 1] | 
 | 		set tobj [lindex $line 2] | 
 |  | 
 | 		if {[regsub ^refs/heads/ $refn \ | 
 | 			"refs/remotes/$origin_name/" refn]} { | 
 | 			puts $fd "$robj $refn" | 
 | 		} elseif {[string match refs/tags/* $refn]} { | 
 | 			puts $fd "$robj $refn" | 
 | 			if {$tobj ne {}} { | 
 | 				puts $fd "^$tobj" | 
 | 			} | 
 | 		} | 
 | 	} | 
 | 	close $fd_in | 
 | 	close $fd | 
 | 	return 1 | 
 | } | 
 |  | 
 | method _do_clone_tags {ok} { | 
 | 	if {$ok} { | 
 | 		$o_cons exec \ | 
 | 			[list git fetch --tags -k $origin_name] \ | 
 | 			[cb _do_clone_HEAD] | 
 | 	} else { | 
 | 		$o_cons done $ok | 
 | 		_clone_failed $this [mc "Cannot fetch branches and objects.  See console output for details."] | 
 | 	} | 
 | } | 
 |  | 
 | method _do_clone_HEAD {ok} { | 
 | 	if {$ok} { | 
 | 		$o_cons exec \ | 
 | 			[list git fetch $origin_name HEAD] \ | 
 | 			[cb _do_clone_full_end] | 
 | 	} else { | 
 | 		$o_cons done $ok | 
 | 		_clone_failed $this [mc "Cannot fetch tags.  See console output for details."] | 
 | 	} | 
 | } | 
 |  | 
 | method _do_clone_full_end {ok} { | 
 | 	$o_cons done $ok | 
 |  | 
 | 	if {$ok} { | 
 | 		destroy $w_body | 
 |  | 
 | 		set HEAD {} | 
 | 		if {[file exists [gitdir FETCH_HEAD]]} { | 
 | 			set fd [open [gitdir FETCH_HEAD] r] | 
 | 			while {[gets $fd line] >= 0} { | 
 | 				if {[regexp "^(.{40})\t\t" $line line HEAD]} { | 
 | 					break | 
 | 				} | 
 | 			} | 
 | 			close $fd | 
 | 		} | 
 |  | 
 | 		catch {git pack-refs} | 
 | 		_do_clone_checkout $this $HEAD | 
 | 	} else { | 
 | 		_clone_failed $this [mc "Cannot determine HEAD.  See console output for details."] | 
 | 	} | 
 | } | 
 |  | 
 | method _clone_failed {{why {}}} { | 
 | 	if {[catch {file delete -force $local_path} err]} { | 
 | 		set why [strcat \ | 
 | 			$why \ | 
 | 			"\n\n" \ | 
 | 			[mc "Unable to cleanup %s" $local_path] \ | 
 | 			"\n\n" \ | 
 | 			$err] | 
 | 	} | 
 | 	if {$why ne {}} { | 
 | 		update | 
 | 		error_popup [strcat [mc "Clone failed."] "\n" $why] | 
 | 	} | 
 | } | 
 |  | 
 | method _do_clone_checkout {HEAD} { | 
 | 	if {$HEAD eq {}} { | 
 | 		info_popup [strcat \ | 
 | 			[mc "No default branch obtained."] \ | 
 | 			"\n" \ | 
 | 			[mc "The 'master' branch has not been initialized."] \ | 
 | 			] | 
 | 		set done 1 | 
 | 		return | 
 | 	} | 
 | 	if {[catch { | 
 | 			git update-ref HEAD $HEAD^0 | 
 | 		} err]} { | 
 | 		info_popup [strcat \ | 
 | 			[mc "Cannot resolve %s as a commit." $HEAD^0] \ | 
 | 			"\n  $err" \ | 
 | 			"\n" \ | 
 | 			[mc "The 'master' branch has not been initialized."] \ | 
 | 			] | 
 | 		set done 1 | 
 | 		return | 
 | 	} | 
 |  | 
 | 	set o_cons [status_bar::two_line $w_body] | 
 | 	pack $w_body -fill x -padx 10 -pady 10 | 
 | 	$o_cons start \ | 
 | 		[mc "Creating working directory"] \ | 
 | 		[mc "files"] | 
 |  | 
 | 	set readtree_err {} | 
 | 	set fd [git_read --stderr read-tree \ | 
 | 		-m \ | 
 | 		-u \ | 
 | 		-v \ | 
 | 		HEAD \ | 
 | 		HEAD \ | 
 | 		] | 
 | 	fconfigure $fd -blocking 0 -translation binary | 
 | 	fileevent $fd readable [cb _readtree_wait $fd] | 
 | } | 
 |  | 
 | method _readtree_wait {fd} { | 
 | 	set buf [read $fd] | 
 | 	$o_cons update_meter $buf | 
 | 	append readtree_err $buf | 
 |  | 
 | 	fconfigure $fd -blocking 1 | 
 | 	if {![eof $fd]} { | 
 | 		fconfigure $fd -blocking 0 | 
 | 		return | 
 | 	} | 
 |  | 
 | 	if {[catch {close $fd}]} { | 
 | 		set err $readtree_err | 
 | 		regsub {^fatal: } $err {} err | 
 | 		error_popup [strcat \ | 
 | 			[mc "Initial file checkout failed."] \ | 
 | 			"\n\n$err"] | 
 | 		return | 
 | 	} | 
 |  | 
 | 	# -- Run the post-checkout hook. | 
 | 	# | 
 | 	set fd_ph [githook_read post-checkout [string repeat 0 40] \ | 
 | 		[git rev-parse HEAD] 1] | 
 | 	if {$fd_ph ne {}} { | 
 | 		global pch_error | 
 | 		set pch_error {} | 
 | 		fconfigure $fd_ph -blocking 0 -translation binary -eofchar {} | 
 | 		fileevent $fd_ph readable [cb _postcheckout_wait $fd_ph] | 
 | 	} else { | 
 | 		set done 1 | 
 | 	} | 
 | } | 
 |  | 
 | method _postcheckout_wait {fd_ph} { | 
 | 	global pch_error | 
 |  | 
 | 	append pch_error [read $fd_ph] | 
 | 	fconfigure $fd_ph -blocking 1 | 
 | 	if {[eof $fd_ph]} { | 
 | 		if {[catch {close $fd_ph}]} { | 
 | 			hook_failed_popup post-checkout $pch_error 0 | 
 | 		} | 
 | 		unset pch_error | 
 | 		set done 1 | 
 | 		return | 
 | 	} | 
 | 	fconfigure $fd_ph -blocking 0 | 
 | } | 
 |  | 
 | ###################################################################### | 
 | ## | 
 | ## Open Existing Repository | 
 |  | 
 | method _do_open {} { | 
 | 	global NS | 
 | 	$w_next conf \ | 
 | 		-state disabled \ | 
 | 		-command [cb _do_open2] \ | 
 | 		-text [mc "Open"] | 
 |  | 
 | 	${NS}::frame $w_body | 
 | 	${NS}::label $w_body.h \ | 
 | 		-font font_uibold -anchor center \ | 
 | 		-text [mc "Open Existing Repository"] | 
 | 	pack $w_body.h -side top -fill x -pady 10 | 
 | 	pack $w_body -fill x -padx 10 | 
 |  | 
 | 	${NS}::frame $w_body.where | 
 | 	${NS}::label $w_body.where.l -text [mc "Repository:"] | 
 | 	${NS}::entry $w_body.where.t \ | 
 | 		-textvariable @local_path \ | 
 | 		-width 50 | 
 | 	${NS}::button $w_body.where.b \ | 
 | 		-text [mc "Browse"] \ | 
 | 		-command [cb _open_local_path] | 
 |  | 
 | 	grid $w_body.where.l $w_body.where.t $w_body.where.b -sticky ew | 
 | 	pack $w_body.where -fill x | 
 |  | 
 | 	grid columnconfigure $w_body.where 1 -weight 1 | 
 |  | 
 | 	trace add variable @local_path write [cb _write_local_path] | 
 | 	bind $w_body.h <Destroy> [list trace remove variable @local_path write [cb _write_local_path]] | 
 | 	update | 
 | 	focus $w_body.where.t | 
 | } | 
 |  | 
 | method _open_local_path {} { | 
 | 	if {$local_path ne {}} { | 
 | 		set p $local_path | 
 | 	} else { | 
 | 		set p [_home] | 
 | 	} | 
 |  | 
 | 	set p [tk_chooseDirectory \ | 
 | 		-initialdir $p \ | 
 | 		-parent $top \ | 
 | 		-title [mc "Git Repository"] \ | 
 | 		-mustexist true] | 
 | 	if {$p eq {}} return | 
 |  | 
 | 	set p [file normalize $p] | 
 | 	if {![_is_git [file join $p .git]]} { | 
 | 		error_popup [mc "Not a Git repository: %s" [file tail $p]] | 
 | 		return | 
 | 	} | 
 | 	set local_path $p | 
 | } | 
 |  | 
 | method _do_open2 {} { | 
 | 	if {![_is_git [file join $local_path .git]]} { | 
 | 		error_popup [mc "Not a Git repository: %s" [file tail $local_path]] | 
 | 		return | 
 | 	} | 
 |  | 
 | 	if {[catch {cd $local_path} err]} { | 
 | 		error_popup [strcat \ | 
 | 			[mc "Failed to open repository %s:" $local_path] \ | 
 | 			"\n\n$err"] | 
 | 		return | 
 | 	} | 
 |  | 
 | 	_append_recentrepos [pwd] | 
 | 	set ::_gitdir .git | 
 | 	set ::_prefix {} | 
 | 	set done 1 | 
 | } | 
 |  | 
 | } |