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# 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)
# Status mega-widget instance during _do_clone2 (used by _copy_files and
# _link_files). Widget is destroyed before _do_clone2 calls
# _do_clone_checkout
field o_status
# Operation displayed by status mega-widget during _do_clone_checkout =>
# _readtree_wait => _postcheckout_wait => _do_clone_submodules =>
# _do_validate_submodule_cloning. The status mega-widget is a different
# instance than that stored in $o_status in earlier operations.
field o_status_op
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 recursive true ; # Recursive cloning flag
field readtree_err ; # Error output from read-tree (if any)
field sorted_recent ; # recent repositories (sorted)
constructor pick {} {
global M1T M1B use_ttk NS
if {[set maxrecent [get_config gui.maxrecentrepo]] eq {}} {
set maxrecent 10
}
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"]
}
if {[set lenrecent [llength $sorted_recent]] < $maxrecent} {
set lenrecent $maxrecent
}
${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 $lenrecent
$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]
}
}
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 [lsort -unique [get_config gui.recentrepo]] {
if {[_is_git [file join $p .git]]} {
lappend recent $p
} else {
_unset_recentrepo $p
}
}
return $recent
}
proc _unset_recentrepo {p} {
regsub -all -- {([()\[\]{}\.^$+*?\\])} $p {\\\1} p
catch {git config --global --unset-all gui.recentrepo "^$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
}
git config --global --add gui.recentrepo $path
load_config 1
set recent [get_config gui.recentrepo]
if {[set maxrecent [get_config gui.maxrecentrepo]] eq {}} {
set maxrecent 10
}
while {[llength $recent] > $maxrecent} {
_unset_recentrepo [lindex $recent 0]
set recent [get_config gui.recentrepo]
}
}
method _open_recent {xy} {
set id [lindex [split [$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
set pos -before
if {[tk windowingsystem] eq "win32"} { set pos -after }
pack $w_next -side right -padx 5 $pos $w_quit
}
_do_$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 {outdir_var ""}} {
if {$outdir_var ne ""} {
upvar 1 $outdir_var outdir
}
if {[file isfile $path]} {
set fp [open $path r]
gets $fp line
close $fp
if {[regexp "^gitdir: (.+)$" $line line link_target]} {
set path [file join [file dirname $path] $link_target]
set path [file normalize $path]
}
}
if {[file exists [file join $path HEAD]]
&& [file exists [file join $path objects]]
&& [file exists [file join $path config]]} {
set outdir $path
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]]} {
set outdir $path
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 [pwd]
}
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
}
${NS}::checkbutton $args.type_f.recursive \
-text [mc "Recursively clone submodules too"] \
-variable @recursive \
-onvalue true -offvalue false
pack $args.type_f.recursive -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 [pwd]
}
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_status [status_bar::two_line $w_body]
pack $w_body -fill x -padx 10 -pady 10
set status_op [$o_status 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]
$status_op stop
return
}
}
set tolink [list]
set buckets [glob \
-tails \
-nocomplain \
-directory [file join $objdir] ??]
set bcnt [expr {[llength $buckets] + 2}]
set bcur 1
$status_op 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]
}
$status_op 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]
}
$status_op update [incr bcur] $bcnt
update
}
$status_op stop
if {$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
set o_status {}
}
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 $HEAD
}
}
method _copy_files {objdir tocopy} {
set status_op [$o_status 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]
$status_op update \
[expr {$cmp / 1024}] \
[expr {$tot / 1024}]
update
}
close $f_in
close $f_cp
} err]} {
_clone_failed $this [mc "Unable to copy object: %s" $err]
$status_op stop
return 0
}
}
$status_op stop
return 1
}
method _link_files {objdir tolink} {
set total [llength $tolink]
set status_op [$o_status 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]
$status_op stop
return 0
}
incr i
if {$i % 5 == 0} {
$status_op update $i $total
update
}
}
$status_op stop
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 status [status_bar::two_line $w_body]
pack $w_body -fill x -padx 10 -pady 10
# We start the status operation here.
#
# This function calls _readtree_wait as a callback.
#
# _readtree_wait in turn either calls _do_clone_submodules directly,
# or calls _postcheckout_wait as a callback which then calls
# _do_clone_submodules.
#
# _do_clone_submodules calls _do_validate_submodule_cloning.
#
# _do_validate_submodule_cloning stops the status operation.
#
# There are no other calls into this chain from other code.
set o_status_op [$status 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_status_op 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 {
_do_clone_submodules $this
}
}
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
_do_clone_submodules $this
return
}
fconfigure $fd_ph -blocking 0
}
method _do_clone_submodules {} {
if {$recursive eq {true}} {
$o_status_op stop
set o_status_op {}
destroy $w_body
set o_cons [console::embed \
$w_body \
[mc "Cloning submodules"]]
pack $w_body -fill both -expand 1 -padx 10
$o_cons exec \
[list git submodule update --init --recursive] \
[cb _do_validate_submodule_cloning]
} else {
set done 1
}
}
method _do_validate_submodule_cloning {ok} {
if {$ok} {
$o_cons done $ok
set done 1
} else {
_clone_failed $this [mc "Cannot clone submodules."]
}
}
######################################################################
##
## 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 [pwd]
}
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] actualgit]} {
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 $actualgit
set ::_prefix {}
set done 1
}
}
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