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
14 field w_localpath ; # Entry widget bound to local_path
16 field done 0 ; # Finished picking the repository?
17 field local_path {} ; # Where this repository is locally
18 field origin_url {} ; # Where we are cloning from
19 field origin_name origin ; # What we shall call 'origin'
20 field clone_type hardlink ; # Type of clone to construct
21 field readtree_err ; # Error output from read-tree (if any)
22 field sorted_recent ; # recent repositories (sorted)
25 global M1T M1B use_ttk NS
28 wm title $top [mc "Git Gui"]
31 menu $w.mbar -tearoff 0
32 $top configure -menu $w.mbar
34 set m_repo $w.mbar.repository
36 -label [mc Repository] \
41 $w.mbar add cascade -label Apple -menu .mbar.apple
43 $w.mbar.apple add command \
44 -label [mc "About %s" [appname]] \
46 $w.mbar.apple add command \
47 -label [mc "Show SSH Key"] \
50 $w.mbar add cascade -label [mc Help] -menu $w.mbar.help
52 $w.mbar.help add command \
53 -label [mc "About %s" [appname]] \
55 $w.mbar.help add command \
56 -label [mc "Show SSH Key"] \
60 wm protocol $top WM_DELETE_WINDOW exit
61 bind $top <$M1B-q> exit
62 bind $top <$M1B-Q> exit
63 bind $top <Key-Escape> exit
65 wm geometry $top "+[winfo rootx .]+[winfo rooty .]"
66 bind $top <Key-Escape> [list destroy $top]
70 pack [git_logo $w.git_logo] -side left -fill y -padx 10 -pady 10
73 set opts $w_body.options
76 -cursor $::cursor_ptr \
78 -background [get_bg_color $w_body] \
83 pack $opts -anchor w -fill x
85 $opts tag conf link_new -foreground blue -underline 1
86 $opts tag bind link_new <1> [cb _next new]
87 $opts insert end [mc "Create New Repository"] link_new
91 -command [cb _next new] \
94 bind $top <$M1B-n> [cb _next new]
95 bind $top <$M1B-N> [cb _next new]
98 $opts tag conf link_clone -foreground blue -underline 1
99 $opts tag bind link_clone <1> [cb _next clone]
100 $opts insert end [mc "Clone Existing Repository"] link_clone
101 $opts insert end "\n"
103 if {[tk windowingsystem] eq "win32"} {
108 $m_repo add command \
109 -command [cb _next clone] \
110 -accelerator $M1T-$key \
111 -label [mc "Clone..."]
112 bind $top <$M1B-[string tolower $key]> [cb _next clone]
113 bind $top <$M1B-[string toupper $key]> [cb _next clone]
116 $opts tag conf link_open -foreground blue -underline 1
117 $opts tag bind link_open <1> [cb _next open]
118 $opts insert end [mc "Open Existing Repository"] link_open
119 $opts insert end "\n"
121 $m_repo add command \
122 -command [cb _next open] \
123 -accelerator $M1T-O \
124 -label [mc "Open..."]
125 bind $top <$M1B-o> [cb _next open]
126 bind $top <$M1B-O> [cb _next open]
129 $opts conf -state disabled
131 set sorted_recent [_get_recentrepos]
132 if {[llength $sorted_recent] > 0} {
134 $m_repo add separator
135 $m_repo add command \
137 -label [mc "Recent Repositories"]
140 ${NS}::label $w_body.space
141 ${NS}::label $w_body.recentlabel \
143 -text [mc "Open Recent Repository:"]
144 set w_recentlist $w_body.recentlist
146 -cursor $::cursor_ptr \
148 -background [get_bg_color $w_body.recentlabel] \
152 $w_recentlist tag conf link \
155 set home $::env(HOME)
157 set home [exec cygpath --windows --absolute $home]
159 set home "[file normalize $home]/"
160 set hlen [string length $home]
161 foreach p $sorted_recent {
163 if {[string equal -length $hlen $home $p]} {
164 set p "~/[string range $p $hlen end]"
166 regsub -all "\n" $p "\\n" p
167 $w_recentlist insert end $p link
168 $w_recentlist insert end "\n"
171 $m_repo add command \
172 -command [cb _open_recent_path $path] \
176 $w_recentlist conf -state disabled
177 $w_recentlist tag bind link <1> [cb _open_recent %x,%y]
178 pack $w_body.space -anchor w -fill x
179 pack $w_body.recentlabel -anchor w -fill x
180 pack $w_recentlist -anchor w -fill x
182 pack $w_body -fill x -padx 10 -pady 10
184 ${NS}::frame $w.buttons
185 set w_next $w.buttons.next
186 set w_quit $w.buttons.quit
187 ${NS}::button $w_quit \
190 pack $w_quit -side right -padx 5
191 pack $w.buttons -side bottom -fill x -padx 10 -pady 10
194 $m_repo add separator
195 $m_repo add command \
201 bind $top <Return> [cb _invoke_next]
202 bind $top <Visibility> "
206 bind $top <Visibility> {}
209 tkwait variable @done
213 eval destroy [winfo children $top]
218 set nx [winfo reqwidth $top]
219 set ny [winfo reqheight $top]
220 set rx [expr {([winfo screenwidth $top] - $nx) / 3}]
221 set ry [expr {([winfo screenheight $top] - $ny) / 3}]
222 wm geometry $top [format {+%d+%d} $rx $ry]
225 method _invoke_next {} {
226 if {[winfo exists $w_next]} {
227 uplevel #0 [$w_next cget -command]
231 proc _get_recentrepos {} {
233 foreach p [get_config gui.recentrepo] {
234 if {[_is_git [file join $p .git]]} {
240 return [lsort $recent]
243 proc _unset_recentrepo {p} {
244 regsub -all -- {([()\[\]{}\.^$+*?\\])} $p {\\\1} p
245 git config --global --unset gui.recentrepo "^$p\$"
249 proc _append_recentrepos {path} {
250 set path [file normalize $path]
251 set recent [get_config gui.recentrepo]
253 if {[lindex $recent end] eq $path} {
257 set i [lsearch $recent $path]
259 _unset_recentrepo $path
260 set recent [lreplace $recent $i $i]
264 git config --global --add gui.recentrepo $path
267 while {[llength $recent] > 10} {
268 _unset_recentrepo [lindex $recent 0]
269 set recent [lrange $recent 1 end]
273 method _open_recent {xy} {
274 set id [lindex [split [$w_recentlist index @$xy] .] 0]
275 set local_path [lindex $sorted_recent [expr {$id - 1}]]
279 method _open_recent_path {p} {
284 method _next {action} {
287 if {![winfo exists $w_next]} {
288 ${NS}::button $w_next -default active
289 pack $w_next -side right -padx 5 -before $w_quit
294 method _write_local_path {args} {
295 if {$local_path eq {}} {
296 $w_next conf -state disabled
298 $w_next conf -state normal
302 method _git_init {} {
303 if {[catch {file mkdir $local_path} err]} {
304 error_popup [strcat \
305 [mc "Failed to create repository %s:" $local_path] \
310 if {[catch {cd $local_path} err]} {
311 error_popup [strcat \
312 [mc "Failed to create repository %s:" $local_path] \
317 if {[catch {git init} err]} {
318 error_popup [strcat \
319 [mc "Failed to create repository %s:" $local_path] \
324 _append_recentrepos [pwd]
330 proc _is_git {path} {
331 if {[file exists [file join $path HEAD]]
332 && [file exists [file join $path objects]]
333 && [file exists [file join $path config]]} {
337 if {[file exists [file join $path HEAD]]
338 && [file exists [file join $path objects.lnk]]
339 && [file exists [file join $path config.lnk]]} {
346 proc _objdir {path} {
347 set objdir [file join $path .git objects]
348 if {[file isdirectory $objdir]} {
352 set objdir [file join $path objects]
353 if {[file isdirectory $objdir]} {
358 set objdir [file join $path .git objects.lnk]
359 if {[file isfile $objdir]} {
360 return [win32_read_lnk $objdir]
363 set objdir [file join $path objects.lnk]
364 if {[file isfile $objdir]} {
365 return [win32_read_lnk $objdir]
372 ######################################################################
374 ## Create New Repository
380 -command [cb _do_new2] \
384 ${NS}::label $w_body.h \
385 -font font_uibold -anchor center \
386 -text [mc "Create New Repository"]
387 pack $w_body.h -side top -fill x -pady 10
388 pack $w_body -fill x -padx 10
390 ${NS}::frame $w_body.where
391 ${NS}::label $w_body.where.l -text [mc "Directory:"]
392 ${NS}::entry $w_body.where.t \
393 -textvariable @local_path \
395 ${NS}::button $w_body.where.b \
396 -text [mc "Browse"] \
397 -command [cb _new_local_path]
398 set w_localpath $w_body.where.t
400 grid $w_body.where.l $w_body.where.t $w_body.where.b -sticky ew
401 pack $w_body.where -fill x
403 grid columnconfigure $w_body.where 1 -weight 1
405 trace add variable @local_path write [cb _write_local_path]
406 bind $w_body.h <Destroy> [list trace remove variable @local_path write [cb _write_local_path]]
408 focus $w_body.where.t
411 method _new_local_path {} {
412 if {$local_path ne {}} {
413 set p [file dirname $local_path]
418 set p [tk_chooseDirectory \
421 -title [mc "Git Repository"] \
425 set p [file normalize $p]
430 $w_localpath icursor end
434 if {![_new_ok $local_path]} {
437 if {![_git_init $this]} {
444 if {[file isdirectory $p]} {
445 if {[_is_git [file join $p .git]]} {
446 error_popup [mc "Directory %s already exists." $p]
449 } elseif {[file exists $p]} {
450 error_popup [mc "File %s already exists." $p]
456 ######################################################################
458 ## Clone Existing Repository
460 method _do_clone {} {
464 -command [cb _do_clone2] \
468 ${NS}::label $w_body.h \
469 -font font_uibold -anchor center \
470 -text [mc "Clone Existing Repository"]
471 pack $w_body.h -side top -fill x -pady 10
472 pack $w_body -fill x -padx 10
474 set args $w_body.args
475 ${NS}::frame $w_body.args
476 pack $args -fill both
478 ${NS}::label $args.origin_l -text [mc "Source Location:"]
479 ${NS}::entry $args.origin_t \
480 -textvariable @origin_url \
482 ${NS}::button $args.origin_b \
483 -text [mc "Browse"] \
484 -command [cb _open_origin]
485 grid $args.origin_l $args.origin_t $args.origin_b -sticky ew
487 ${NS}::label $args.where_l -text [mc "Target Directory:"]
488 ${NS}::entry $args.where_t \
489 -textvariable @local_path \
491 ${NS}::button $args.where_b \
492 -text [mc "Browse"] \
493 -command [cb _new_local_path]
494 grid $args.where_l $args.where_t $args.where_b -sticky ew
495 set w_localpath $args.where_t
497 ${NS}::label $args.type_l -text [mc "Clone Type:"]
498 ${NS}::frame $args.type_f
500 lappend w_types [${NS}::radiobutton $args.type_f.hardlink \
502 -text [mc "Standard (Fast, Semi-Redundant, Hardlinks)"] \
503 -variable @clone_type \
505 lappend w_types [${NS}::radiobutton $args.type_f.full \
507 -text [mc "Full Copy (Slower, Redundant Backup)"] \
508 -variable @clone_type \
510 lappend w_types [${NS}::radiobutton $args.type_f.shared \
512 -text [mc "Shared (Fastest, Not Recommended, No Backup)"] \
513 -variable @clone_type \
518 grid $args.type_l $args.type_f -sticky new
520 grid columnconfigure $args 1 -weight 1
522 trace add variable @local_path write [cb _update_clone]
523 trace add variable @origin_url write [cb _update_clone]
524 bind $w_body.h <Destroy> "
525 [list trace remove variable @local_path write [cb _update_clone]]
526 [list trace remove variable @origin_url write [cb _update_clone]]
532 method _open_origin {} {
533 if {$origin_url ne {} && [file isdirectory $origin_url]} {
539 set p [tk_chooseDirectory \
542 -title [mc "Git Repository"] \
546 set p [file normalize $p]
547 if {![_is_git [file join $p .git]] && ![_is_git $p]} {
548 error_popup [mc "Not a Git repository: %s" [file tail $p]]
554 method _update_clone {args} {
555 if {$local_path ne {} && $origin_url ne {}} {
556 $w_next conf -state normal
558 $w_next conf -state disabled
561 if {$origin_url ne {} &&
562 ( [_is_git [file join $origin_url .git]]
563 || [_is_git $origin_url])} {
565 if {[[lindex $w_types 0] cget -state] eq {disabled}} {
566 set clone_type hardlink
578 method _do_clone2 {} {
579 if {[file isdirectory $origin_url]} {
580 set origin_url [file normalize $origin_url]
583 if {$clone_type eq {hardlink} && ![file isdirectory $origin_url]} {
584 error_popup [mc "Standard only available for local repository."]
587 if {$clone_type eq {shared} && ![file isdirectory $origin_url]} {
588 error_popup [mc "Shared only available for local repository."]
592 if {$clone_type eq {hardlink} || $clone_type eq {shared}} {
593 set objdir [_objdir $origin_url]
595 error_popup [mc "Not a Git repository: %s" [file tail $origin_url]]
600 set giturl $origin_url
601 if {[is_Cygwin] && [file isdirectory $giturl]} {
602 set giturl [exec cygpath --unix --absolute $giturl]
603 if {$clone_type eq {shared}} {
604 set objdir [exec cygpath --unix --absolute $objdir]
608 if {[file exists $local_path]} {
609 error_popup [mc "Location %s already exists." $local_path]
613 if {![_git_init $this]} return
617 git config remote.$origin_name.url $giturl
618 git config remote.$origin_name.fetch +refs/heads/*:refs/remotes/$origin_name/*
620 error_popup [strcat [mc "Failed to configure origin"] "\n\n$err"]
624 destroy $w_body $w_next
626 switch -exact -- $clone_type {
628 set o_cons [status_bar::two_line $w_body]
629 pack $w_body -fill x -padx 10 -pady 10
632 [mc "Counting objects"] \
636 if {[file exists [file join $objdir info alternates]]} {
639 file mkdir [gitdir objects info]
640 set f_in [open [file join $objdir info alternates] r]
641 set f_cp [open [gitdir objects info alternates] w]
642 fconfigure $f_in -translation binary -encoding binary
643 fconfigure $f_cp -translation binary -encoding binary
645 while {[gets $f_in line] >= 0} {
647 puts $f_cp [exec cygpath --unix --absolute $line]
649 puts $f_cp [file normalize $line]
657 _clone_failed $this [mc "Unable to copy objects/info/alternates: %s" $err]
666 -directory [file join $objdir] ??]
667 set bcnt [expr {[llength $buckets] + 2}]
669 $o_cons update $bcur $bcnt
672 file mkdir [file join .git objects pack]
673 foreach i [glob -tails -nocomplain \
674 -directory [file join $objdir pack] *] {
675 lappend tolink [file join pack $i]
677 $o_cons update [incr bcur] $bcnt
681 file mkdir [file join .git objects $i]
682 foreach j [glob -tails -nocomplain \
683 -directory [file join $objdir $i] *] {
684 lappend tolink [file join $i $j]
686 $o_cons update [incr bcur] $bcnt
693 [mc "Nothing to clone from %s." $origin_url] \
695 [mc "The 'master' branch has not been initialized."] \
702 set i [lindex $tolink 0]
705 [file join .git objects $i] \
706 [file join $objdir $i]
708 info_popup [mc "Hardlinks are unavailable. Falling back to copying."]
709 set i [_copy_files $this $objdir $tolink]
711 set i [_link_files $this $objdir [lrange $tolink 1 end]]
718 set o_cons [console::embed \
720 [mc "Cloning from %s" $origin_url]]
721 pack $w_body -fill both -expand 1 -padx 10
723 [list git fetch --no-tags -k $origin_name] \
727 set fd [open [gitdir objects info alternates] w]
728 fconfigure $fd -translation binary
734 if {$clone_type eq {hardlink} || $clone_type eq {shared}} {
735 if {![_clone_refs $this]} return
739 set HEAD [git rev-parse --verify HEAD^0]
741 _clone_failed $this [mc "Not a Git repository: %s" [file tail $origin_url]]
745 _do_clone_checkout $this $HEAD
749 method _copy_files {objdir tocopy} {
751 [mc "Copying objects"] \
756 incr tot [file size [file join $objdir $p]]
760 set f_in [open [file join $objdir $p] r]
761 set f_cp [open [file join .git objects $p] w]
762 fconfigure $f_in -translation binary -encoding binary
763 fconfigure $f_cp -translation binary -encoding binary
765 while {![eof $f_in]} {
766 incr cmp [fcopy $f_in $f_cp -size 16384]
768 [expr {$cmp / 1024}] \
776 _clone_failed $this [mc "Unable to copy object: %s" $err]
783 method _link_files {objdir tolink} {
784 set total [llength $tolink]
786 [mc "Linking objects"] \
788 for {set i 0} {$i < $total} {} {
789 set p [lindex $tolink $i]
792 [file join .git objects $p] \
793 [file join $objdir $p]
795 _clone_failed $this [mc "Unable to hardlink object: %s" $err]
801 $o_cons update $i $total
808 method _clone_refs {} {
810 if {[catch {cd $origin_url} err]} {
811 error_popup [mc "Not a Git repository: %s" [file tail $origin_url]]
814 set fd_in [git_read for-each-ref \
816 {--format=list %(refname) %(objectname) %(*objectname)}]
819 set fd [open [gitdir packed-refs] w]
820 fconfigure $fd -translation binary
821 puts $fd "# pack-refs with: peeled"
822 while {[gets $fd_in line] >= 0} {
823 set line [eval $line]
824 set refn [lindex $line 0]
825 set robj [lindex $line 1]
826 set tobj [lindex $line 2]
828 if {[regsub ^refs/heads/ $refn \
829 "refs/remotes/$origin_name/" refn]} {
830 puts $fd "$robj $refn"
831 } elseif {[string match refs/tags/* $refn]} {
832 puts $fd "$robj $refn"
843 method _do_clone_tags {ok} {
846 [list git fetch --tags -k $origin_name] \
850 _clone_failed $this [mc "Cannot fetch branches and objects. See console output for details."]
854 method _do_clone_HEAD {ok} {
857 [list git fetch $origin_name HEAD] \
858 [cb _do_clone_full_end]
861 _clone_failed $this [mc "Cannot fetch tags. See console output for details."]
865 method _do_clone_full_end {ok} {
872 if {[file exists [gitdir FETCH_HEAD]]} {
873 set fd [open [gitdir FETCH_HEAD] r]
874 while {[gets $fd line] >= 0} {
875 if {[regexp "^(.{40})\t\t" $line line HEAD]} {
882 catch {git pack-refs}
883 _do_clone_checkout $this $HEAD
885 _clone_failed $this [mc "Cannot determine HEAD. See console output for details."]
889 method _clone_failed {{why {}}} {
890 if {[catch {file delete -force $local_path} err]} {
894 [mc "Unable to cleanup %s" $local_path] \
900 error_popup [strcat [mc "Clone failed."] "\n" $why]
904 method _do_clone_checkout {HEAD} {
907 [mc "No default branch obtained."] \
909 [mc "The 'master' branch has not been initialized."] \
915 git update-ref HEAD $HEAD^0
918 [mc "Cannot resolve %s as a commit." $HEAD^0] \
921 [mc "The 'master' branch has not been initialized."] \
927 set o_cons [status_bar::two_line $w_body]
928 pack $w_body -fill x -padx 10 -pady 10
930 [mc "Creating working directory"] \
934 set fd [git_read --stderr read-tree \
941 fconfigure $fd -blocking 0 -translation binary
942 fileevent $fd readable [cb _readtree_wait $fd]
945 method _readtree_wait {fd} {
947 $o_cons update_meter $buf
948 append readtree_err $buf
950 fconfigure $fd -blocking 1
952 fconfigure $fd -blocking 0
956 if {[catch {close $fd}]} {
957 set err $readtree_err
958 regsub {^fatal: } $err {} err
959 error_popup [strcat \
960 [mc "Initial file checkout failed."] \
965 # -- Run the post-checkout hook.
967 set fd_ph [githook_read post-checkout [string repeat 0 40] \
968 [git rev-parse HEAD] 1]
972 fconfigure $fd_ph -blocking 0 -translation binary -eofchar {}
973 fileevent $fd_ph readable [cb _postcheckout_wait $fd_ph]
979 method _postcheckout_wait {fd_ph} {
982 append pch_error [read $fd_ph]
983 fconfigure $fd_ph -blocking 1
985 if {[catch {close $fd_ph}]} {
986 hook_failed_popup post-checkout $pch_error 0
992 fconfigure $fd_ph -blocking 0
995 ######################################################################
997 ## Open Existing Repository
1003 -command [cb _do_open2] \
1006 ${NS}::frame $w_body
1007 ${NS}::label $w_body.h \
1008 -font font_uibold -anchor center \
1009 -text [mc "Open Existing Repository"]
1010 pack $w_body.h -side top -fill x -pady 10
1011 pack $w_body -fill x -padx 10
1013 ${NS}::frame $w_body.where
1014 ${NS}::label $w_body.where.l -text [mc "Repository:"]
1015 ${NS}::entry $w_body.where.t \
1016 -textvariable @local_path \
1018 ${NS}::button $w_body.where.b \
1019 -text [mc "Browse"] \
1020 -command [cb _open_local_path]
1022 grid $w_body.where.l $w_body.where.t $w_body.where.b -sticky ew
1023 pack $w_body.where -fill x
1025 grid columnconfigure $w_body.where 1 -weight 1
1027 trace add variable @local_path write [cb _write_local_path]
1028 bind $w_body.h <Destroy> [list trace remove variable @local_path write [cb _write_local_path]]
1030 focus $w_body.where.t
1033 method _open_local_path {} {
1034 if {$local_path ne {}} {
1040 set p [tk_chooseDirectory \
1043 -title [mc "Git Repository"] \
1045 if {$p eq {}} return
1047 set p [file normalize $p]
1048 if {![_is_git [file join $p .git]]} {
1049 error_popup [mc "Not a Git repository: %s" [file tail $p]]
1055 method _do_open2 {} {
1056 if {![_is_git [file join $local_path .git]]} {
1057 error_popup [mc "Not a Git repository: %s" [file tail $local_path]]
1061 if {[catch {cd $local_path} err]} {
1062 error_popup [strcat \
1063 [mc "Failed to open repository %s:" $local_path] \
1068 _append_recentrepos [pwd]