1 # git-gui Git repository chooser
2 # Copyright (C) 2007 Shawn Pearce
4 class choose_repository {
8 field w_body ; # Widget holding the center content
9 field w_next ; # Next button
10 field w_quit ; # Quit button
11 field o_cons ; # Console object (if active)
12 field w_types ; # List of type buttons in clone
13 field w_recentlist ; # Listbox containing recent repositories
15 field done 0 ; # Finished picking the repository?
16 field local_path {} ; # Where this repository is locally
17 field origin_url {} ; # Where we are cloning from
18 field origin_name origin ; # What we shall call 'origin'
19 field clone_type hardlink ; # Type of clone to construct
20 field readtree_err ; # Error output from read-tree (if any)
21 field sorted_recent ; # recent repositories (sorted)
27 wm title $top [mc "Git Gui"]
30 menu $w.mbar -tearoff 0
31 $top configure -menu $w.mbar
33 set m_repo $w.mbar.repository
35 -label [mc Repository] \
40 $w.mbar add cascade -label [mc Apple] -menu .mbar.apple
42 $w.mbar.apple add command \
43 -label [mc "About %s" [appname]] \
46 $w.mbar add cascade -label [mc Help] -menu $w.mbar.help
48 $w.mbar.help add command \
49 -label [mc "About %s" [appname]] \
53 wm protocol $top WM_DELETE_WINDOW exit
54 bind $top <$M1B-q> exit
55 bind $top <$M1B-Q> exit
56 bind $top <Key-Escape> exit
58 wm geometry $top "+[winfo rootx .]+[winfo rooty .]"
59 bind $top <Key-Escape> [list destroy $top]
63 pack [git_logo $w.git_logo] -side left -fill y -padx 10 -pady 10
66 set opts $w_body.options
69 -cursor $::cursor_ptr \
71 -background [$w_body cget -background] \
76 pack $opts -anchor w -fill x
78 $opts tag conf link_new -foreground blue -underline 1
79 $opts tag bind link_new <1> [cb _next new]
80 $opts insert end [mc "Create New Repository"] link_new
84 -command [cb _next new] \
87 bind $top <$M1B-n> [cb _next new]
88 bind $top <$M1B-N> [cb _next new]
91 $opts tag conf link_clone -foreground blue -underline 1
92 $opts tag bind link_clone <1> [cb _next clone]
93 $opts insert end [mc "Clone Existing Repository"] link_clone
97 -command [cb _next clone] \
99 -label [mc "Clone..."]
100 bind $top <$M1B-c> [cb _next clone]
101 bind $top <$M1B-C> [cb _next clone]
104 $opts tag conf link_open -foreground blue -underline 1
105 $opts tag bind link_open <1> [cb _next open]
106 $opts insert end [mc "Open Existing Repository"] link_open
107 $opts insert end "\n"
109 $m_repo add command \
110 -command [cb _next open] \
111 -accelerator $M1T-O \
112 -label [mc "Open..."]
113 bind $top <$M1B-o> [cb _next open]
114 bind $top <$M1B-O> [cb _next open]
117 $opts conf -state disabled
119 set sorted_recent [_get_recentrepos]
120 if {[llength $sorted_recent] > 0} {
122 $m_repo add separator
123 $m_repo add command \
125 -label [mc "Recent Repositories"]
129 label $w_body.recentlabel \
131 -text [mc "Open Recent Repository:"]
132 set w_recentlist $w_body.recentlist
134 -cursor $::cursor_ptr \
136 -background [$w_body.recentlabel cget -background] \
140 $w_recentlist tag conf link \
143 set home "[file normalize $::env(HOME)][file separator]"
144 set hlen [string length $home]
145 foreach p $sorted_recent {
147 if {[string equal -length $hlen $home $p]} {
148 set p "~[file separator][string range $p $hlen end]"
150 regsub -all "\n" $p "\\n" p
151 $w_recentlist insert end $p link
152 $w_recentlist insert end "\n"
155 $m_repo add command \
156 -command [cb _open_recent_path $path] \
160 $w_recentlist conf -state disabled
161 $w_recentlist tag bind link <1> [cb _open_recent %x,%y]
162 pack $w_body.space -anchor w -fill x
163 pack $w_body.recentlabel -anchor w -fill x
164 pack $w_recentlist -anchor w -fill x
166 pack $w_body -fill x -padx 10 -pady 10
169 set w_next $w.buttons.next
170 set w_quit $w.buttons.quit
174 pack $w_quit -side right -padx 5
175 pack $w.buttons -side bottom -fill x -padx 10 -pady 10
178 $m_repo add separator
179 $m_repo add command \
185 bind $top <Return> [cb _invoke_next]
186 bind $top <Visibility> "
190 bind $top <Visibility> {}
193 tkwait variable @done
196 eval destroy [winfo children $top]
201 if {[catch {set h $::env(HOME)}]
202 || ![file isdirectory $h]} {
209 set nx [winfo reqwidth $top]
210 set ny [winfo reqheight $top]
211 set rx [expr {([winfo screenwidth $top] - $nx) / 3}]
212 set ry [expr {([winfo screenheight $top] - $ny) / 3}]
213 wm geometry $top [format {+%d+%d} $rx $ry]
216 method _invoke_next {} {
217 if {[winfo exists $w_next]} {
218 uplevel #0 [$w_next cget -command]
222 proc _get_recentrepos {} {
224 foreach p [get_config gui.recentrepo] {
225 if {[_is_git [file join $p .git]]} {
229 return [lsort $recent]
232 proc _unset_recentrepo {p} {
233 regsub -all -- {([()\[\]{}\.^$+*?\\])} $p {\\\1} p
234 git config --global --unset gui.recentrepo "^$p\$"
237 proc _append_recentrepos {path} {
238 set path [file normalize $path]
239 set recent [get_config gui.recentrepo]
241 if {[lindex $recent end] eq $path} {
245 set i [lsearch $recent $path]
247 _unset_recentrepo $path
248 set recent [lreplace $recent $i $i]
252 git config --global --add gui.recentrepo $path
254 while {[llength $recent] > 10} {
255 _unset_recentrepo [lindex $recent 0]
256 set recent [lrange $recent 1 end]
260 method _open_recent {xy} {
261 set id [lindex [split [$w_recentlist index @$xy] .] 0]
262 set local_path [lindex $sorted_recent [expr {$id - 1}]]
266 method _open_recent_path {p} {
271 method _next {action} {
273 if {![winfo exists $w_next]} {
274 button $w_next -default active
275 pack $w_next -side right -padx 5 -before $w_quit
280 method _write_local_path {args} {
281 if {$local_path eq {}} {
282 $w_next conf -state disabled
284 $w_next conf -state normal
288 method _git_init {} {
289 if {[file exists $local_path]} {
290 error_popup [mc "Location %s already exists." $local_path]
294 if {[catch {file mkdir $local_path} err]} {
295 error_popup [strcat \
296 [mc "Failed to create repository %s:" $local_path] \
301 if {[catch {cd $local_path} err]} {
302 error_popup [strcat \
303 [mc "Failed to create repository %s:" $local_path] \
308 if {[catch {git init} err]} {
309 error_popup [strcat \
310 [mc "Failed to create repository %s:" $local_path] \
315 _append_recentrepos [pwd]
321 proc _is_git {path} {
322 if {[file exists [file join $path HEAD]]
323 && [file exists [file join $path objects]]
324 && [file exists [file join $path config]]} {
330 ######################################################################
332 ## Create New Repository
337 -command [cb _do_new2] \
343 -text [mc "Create New Repository"]
344 pack $w_body.h -side top -fill x -pady 10
345 pack $w_body -fill x -padx 10
348 label $w_body.where.l -text [mc "Directory:"]
349 entry $w_body.where.t \
350 -textvariable @local_path \
353 button $w_body.where.b \
354 -text [mc "Browse"] \
355 -command [cb _new_local_path]
357 pack $w_body.where.b -side right
358 pack $w_body.where.l -side left
359 pack $w_body.where.t -fill x
360 pack $w_body.where -fill x
362 trace add variable @local_path write [cb _write_local_path]
363 bind $w_body.h <Destroy> [list trace remove variable @local_path write [cb _write_local_path]]
365 focus $w_body.where.t
368 method _new_local_path {} {
369 if {$local_path ne {}} {
370 set p [file dirname $local_path]
375 set p [tk_chooseDirectory \
378 -title [mc "Git Repository"] \
382 set p [file normalize $p]
383 if {[file isdirectory $p]} {
393 error_popup [mc "Directory %s already exists." $p]
398 if {[catch {file delete $p} err]} {
399 error_popup [strcat \
400 [mc "Directory %s already exists." $p] \
404 } elseif {[file exists $p]} {
405 error_popup [mc "File %s already exists." $p]
412 if {![_git_init $this]} {
418 ######################################################################
420 ## Clone Existing Repository
422 method _do_clone {} {
425 -command [cb _do_clone2] \
431 -text [mc "Clone Existing Repository"]
432 pack $w_body.h -side top -fill x -pady 10
433 pack $w_body -fill x -padx 10
435 set args $w_body.args
437 pack $args -fill both
439 label $args.origin_l -text [mc "URL:"]
440 entry $args.origin_t \
441 -textvariable @origin_url \
444 button $args.origin_b \
445 -text [mc "Browse"] \
446 -command [cb _open_origin]
447 grid $args.origin_l $args.origin_t $args.origin_b -sticky ew
449 label $args.where_l -text [mc "Directory:"]
450 entry $args.where_t \
451 -textvariable @local_path \
454 button $args.where_b \
455 -text [mc "Browse"] \
456 -command [cb _new_local_path]
457 grid $args.where_l $args.where_t $args.where_b -sticky ew
459 label $args.type_l -text [mc "Clone Type:"]
462 lappend w_types [radiobutton $args.type_f.hardlink \
465 -text [mc "Standard (Fast, Semi-Redundant, Hardlinks)"] \
466 -variable @clone_type \
468 lappend w_types [radiobutton $args.type_f.full \
471 -text [mc "Full Copy (Slower, Redundant Backup)"] \
472 -variable @clone_type \
474 lappend w_types [radiobutton $args.type_f.shared \
477 -text [mc "Shared (Fastest, Not Recommended, No Backup)"] \
478 -variable @clone_type \
483 grid $args.type_l $args.type_f -sticky new
485 grid columnconfigure $args 1 -weight 1
487 trace add variable @local_path write [cb _update_clone]
488 trace add variable @origin_url write [cb _update_clone]
489 bind $w_body.h <Destroy> "
490 [list trace remove variable @local_path write [cb _update_clone]]
491 [list trace remove variable @origin_url write [cb _update_clone]]
497 method _open_origin {} {
498 if {$origin_url ne {} && [file isdirectory $origin_url]} {
504 set p [tk_chooseDirectory \
507 -title [mc "Git Repository"] \
511 set p [file normalize $p]
512 if {![_is_git [file join $p .git]] && ![_is_git $p]} {
513 error_popup [mc "Not a Git repository: %s" [file tail $p]]
519 method _update_clone {args} {
520 if {$local_path ne {} && $origin_url ne {}} {
521 $w_next conf -state normal
523 $w_next conf -state disabled
526 if {$origin_url ne {} &&
527 ( [_is_git [file join $origin_url .git]]
528 || [_is_git $origin_url])} {
530 if {[[lindex $w_types 0] cget -state] eq {disabled}} {
531 set clone_type hardlink
543 method _do_clone2 {} {
544 if {[file isdirectory $origin_url]} {
545 set origin_url [file normalize $origin_url]
548 if {$clone_type eq {hardlink} && ![file isdirectory $origin_url]} {
549 error_popup [mc "Standard only available for local repository."]
552 if {$clone_type eq {shared} && ![file isdirectory $origin_url]} {
553 error_popup [mc "Shared only available for local repository."]
557 if {$clone_type eq {hardlink} || $clone_type eq {shared}} {
558 set objdir [file join $origin_url .git objects]
559 if {![file isdirectory $objdir]} {
560 set objdir [file join $origin_url objects]
561 if {![file isdirectory $objdir]} {
562 error_popup [mc "Not a Git repository: %s" [file tail $origin_url]]
568 set giturl $origin_url
569 if {[is_Cygwin] && [file isdirectory $giturl]} {
570 set giturl [exec cygpath --unix --absolute $giturl]
571 if {$clone_type eq {shared}} {
572 set objdir [exec cygpath --unix --absolute $objdir]
576 if {![_git_init $this]} return
580 git config remote.$origin_name.url $giturl
581 git config remote.$origin_name.fetch +refs/heads/*:refs/remotes/$origin_name/*
583 error_popup [strcat [mc "Failed to configure origin"] "\n\n$err"]
587 destroy $w_body $w_next
589 switch -exact -- $clone_type {
591 set o_cons [status_bar::two_line $w_body]
592 pack $w_body -fill x -padx 10 -pady 10
595 [mc "Counting objects"] \
599 if {[file exists [file join $objdir info alternates]]} {
602 file mkdir [gitdir objects info]
603 set f_in [open [file join $objdir info alternates] r]
604 set f_cp [open [gitdir objects info alternates] w]
605 fconfigure $f_in -translation binary -encoding binary
606 fconfigure $f_cp -translation binary -encoding binary
608 while {[gets $f_in line] >= 0} {
610 puts $f_cp [exec cygpath --unix --absolute $line]
612 puts $f_cp [file normalize $line]
620 _clone_failed $this [mc "Unable to copy objects/info/alternates: %s" $err]
629 -directory [file join $objdir] ??]
630 set bcnt [expr {[llength $buckets] + 2}]
632 $o_cons update $bcur $bcnt
635 file mkdir [file join .git objects pack]
636 foreach i [glob -tails -nocomplain \
637 -directory [file join $objdir pack] *] {
638 lappend tolink [file join pack $i]
640 $o_cons update [incr bcur] $bcnt
644 file mkdir [file join .git objects $i]
645 foreach j [glob -tails -nocomplain \
646 -directory [file join $objdir $i] *] {
647 lappend tolink [file join $i $j]
649 $o_cons update [incr bcur] $bcnt
656 [mc "Nothing to clone from %s." $origin_url] \
658 [mc "The 'master' branch has not been initialized."] \
665 set i [lindex $tolink 0]
668 [file join .git objects $i] \
669 [file join $objdir $i]
671 info_popup [mc "Hardlinks are unavailable. Falling back to copying."]
672 set i [_copy_files $this $objdir $tolink]
674 set i [_link_files $this $objdir [lrange $tolink 1 end]]
681 set o_cons [console::embed \
683 [mc "Cloning from %s" $origin_url]]
684 pack $w_body -fill both -expand 1 -padx 10
686 [list git fetch --no-tags -k $origin_name] \
690 set fd [open [gitdir objects info alternates] w]
691 fconfigure $fd -translation binary
697 if {$clone_type eq {hardlink} || $clone_type eq {shared}} {
698 if {![_clone_refs $this]} return
702 set HEAD [git rev-parse --verify HEAD^0]
704 _clone_failed $this [mc "Not a Git repository: %s" [file tail $origin_url]]
708 _do_clone_checkout $this $HEAD
712 method _copy_files {objdir tocopy} {
714 [mc "Copying objects"] \
719 incr tot [file size [file join $objdir $p]]
723 set f_in [open [file join $objdir $p] r]
724 set f_cp [open [file join .git objects $p] w]
725 fconfigure $f_in -translation binary -encoding binary
726 fconfigure $f_cp -translation binary -encoding binary
728 while {![eof $f_in]} {
729 incr cmp [fcopy $f_in $f_cp -size 16384]
731 [expr {$cmp / 1024}] \
739 _clone_failed $this [mc "Unable to copy object: %s" $err]
746 method _link_files {objdir tolink} {
747 set total [llength $tolink]
749 [mc "Linking objects"] \
751 for {set i 0} {$i < $total} {} {
752 set p [lindex $tolink $i]
755 [file join .git objects $p] \
756 [file join $objdir $p]
758 _clone_failed $this [mc "Unable to hardlink object: %s" $err]
764 $o_cons update $i $total
771 method _clone_refs {} {
773 if {[catch {cd $origin_url} err]} {
774 error_popup [mc "Not a Git repository: %s" [file tail $origin_url]]
777 set fd_in [git_read for-each-ref \
779 {--format=list %(refname) %(objectname) %(*objectname)}]
782 set fd [open [gitdir packed-refs] w]
783 fconfigure $fd -translation binary
784 puts $fd "# pack-refs with: peeled"
785 while {[gets $fd_in line] >= 0} {
786 set line [eval $line]
787 set refn [lindex $line 0]
788 set robj [lindex $line 1]
789 set tobj [lindex $line 2]
791 if {[regsub ^refs/heads/ $refn \
792 "refs/remotes/$origin_name/" refn]} {
793 puts $fd "$robj $refn"
794 } elseif {[string match refs/tags/* $refn]} {
795 puts $fd "$robj $refn"
806 method _do_clone_tags {ok} {
809 [list git fetch --tags -k $origin_name] \
813 _clone_failed $this [mc "Cannot fetch branches and objects. See console output for details."]
817 method _do_clone_HEAD {ok} {
820 [list git fetch $origin_name HEAD] \
821 [cb _do_clone_full_end]
824 _clone_failed $this [mc "Cannot fetch tags. See console output for details."]
828 method _do_clone_full_end {ok} {
835 if {[file exists [gitdir FETCH_HEAD]]} {
836 set fd [open [gitdir FETCH_HEAD] r]
837 while {[gets $fd line] >= 0} {
838 if {[regexp "^(.{40})\t\t" $line line HEAD]} {
845 catch {git pack-refs}
846 _do_clone_checkout $this $HEAD
848 _clone_failed $this [mc "Cannot determine HEAD. See console output for details."]
852 method _clone_failed {{why {}}} {
853 if {[catch {file delete -force $local_path} err]} {
857 [mc "Unable to cleanup %s" $local_path] \
863 error_popup [strcat [mc "Clone failed."] "\n" $why]
867 method _do_clone_checkout {HEAD} {
870 [mc "No default branch obtained."] \
872 [mc "The 'master' branch has not been initialized."] \
878 git update-ref HEAD $HEAD^0
881 [mc "Cannot resolve %s as a commit." $HEAD^0] \
884 [mc "The 'master' branch has not been initialized."] \
890 set o_cons [status_bar::two_line $w_body]
891 pack $w_body -fill x -padx 10 -pady 10
893 [mc "Creating working directory"] \
897 set fd [git_read --stderr read-tree \
904 fconfigure $fd -blocking 0 -translation binary
905 fileevent $fd readable [cb _readtree_wait $fd]
908 method _readtree_wait {fd} {
910 $o_cons update_meter $buf
911 append readtree_err $buf
913 fconfigure $fd -blocking 1
915 fconfigure $fd -blocking 0
919 if {[catch {close $fd}]} {
920 set err $readtree_err
921 regsub {^fatal: } $err {} err
922 error_popup [strcat \
923 [mc "Initial file checkout failed."] \
931 ######################################################################
933 ## Open Existing Repository
938 -command [cb _do_open2] \
944 -text [mc "Open Existing Repository"]
945 pack $w_body.h -side top -fill x -pady 10
946 pack $w_body -fill x -padx 10
949 label $w_body.where.l -text [mc "Repository:"]
950 entry $w_body.where.t \
951 -textvariable @local_path \
954 button $w_body.where.b \
955 -text [mc "Browse"] \
956 -command [cb _open_local_path]
958 pack $w_body.where.b -side right
959 pack $w_body.where.l -side left
960 pack $w_body.where.t -fill x
961 pack $w_body.where -fill x
963 trace add variable @local_path write [cb _write_local_path]
964 bind $w_body.h <Destroy> [list trace remove variable @local_path write [cb _write_local_path]]
966 focus $w_body.where.t
969 method _open_local_path {} {
970 if {$local_path ne {}} {
976 set p [tk_chooseDirectory \
979 -title [mc "Git Repository"] \
983 set p [file normalize $p]
984 if {![_is_git [file join $p .git]]} {
985 error_popup [mc "Not a Git repository: %s" [file tail $p]]
991 method _do_open2 {} {
992 if {![_is_git [file join $local_path .git]]} {
993 error_popup [mc "Not a Git repository: %s" [file tail $local_path]]
997 if {[catch {cd $local_path} err]} {
998 error_popup [strcat \
999 [mc "Failed to open repository %s:" $local_path] \
1004 _append_recentrepos [pwd]