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 if {[catch {set h $::env(HOME)}]
219 || ![file isdirectory $h]} {
226 set nx [winfo reqwidth $top]
227 set ny [winfo reqheight $top]
228 set rx [expr {([winfo screenwidth $top] - $nx) / 3}]
229 set ry [expr {([winfo screenheight $top] - $ny) / 3}]
230 wm geometry $top [format {+%d+%d} $rx $ry]
233 method _invoke_next {} {
234 if {[winfo exists $w_next]} {
235 uplevel #0 [$w_next cget -command]
239 proc _get_recentrepos {} {
241 foreach p [get_config gui.recentrepo] {
242 if {[_is_git [file join $p .git]]} {
248 return [lsort $recent]
251 proc _unset_recentrepo {p} {
252 regsub -all -- {([()\[\]{}\.^$+*?\\])} $p {\\\1} p
253 git config --global --unset gui.recentrepo "^$p\$"
257 proc _append_recentrepos {path} {
258 set path [file normalize $path]
259 set recent [get_config gui.recentrepo]
261 if {[lindex $recent end] eq $path} {
265 set i [lsearch $recent $path]
267 _unset_recentrepo $path
268 set recent [lreplace $recent $i $i]
272 git config --global --add gui.recentrepo $path
275 while {[llength $recent] > 10} {
276 _unset_recentrepo [lindex $recent 0]
277 set recent [lrange $recent 1 end]
281 method _open_recent {xy} {
282 set id [lindex [split [$w_recentlist index @$xy] .] 0]
283 set local_path [lindex $sorted_recent [expr {$id - 1}]]
287 method _open_recent_path {p} {
292 method _next {action} {
295 if {![winfo exists $w_next]} {
296 ${NS}::button $w_next -default active
297 pack $w_next -side right -padx 5 -before $w_quit
302 method _write_local_path {args} {
303 if {$local_path eq {}} {
304 $w_next conf -state disabled
306 $w_next conf -state normal
310 method _git_init {} {
311 if {[catch {file mkdir $local_path} err]} {
312 error_popup [strcat \
313 [mc "Failed to create repository %s:" $local_path] \
318 if {[catch {cd $local_path} err]} {
319 error_popup [strcat \
320 [mc "Failed to create repository %s:" $local_path] \
325 if {[catch {git init} err]} {
326 error_popup [strcat \
327 [mc "Failed to create repository %s:" $local_path] \
332 _append_recentrepos [pwd]
338 proc _is_git {path} {
339 if {[file exists [file join $path HEAD]]
340 && [file exists [file join $path objects]]
341 && [file exists [file join $path config]]} {
345 if {[file exists [file join $path HEAD]]
346 && [file exists [file join $path objects.lnk]]
347 && [file exists [file join $path config.lnk]]} {
354 proc _objdir {path} {
355 set objdir [file join $path .git objects]
356 if {[file isdirectory $objdir]} {
360 set objdir [file join $path objects]
361 if {[file isdirectory $objdir]} {
366 set objdir [file join $path .git objects.lnk]
367 if {[file isfile $objdir]} {
368 return [win32_read_lnk $objdir]
371 set objdir [file join $path objects.lnk]
372 if {[file isfile $objdir]} {
373 return [win32_read_lnk $objdir]
380 ######################################################################
382 ## Create New Repository
388 -command [cb _do_new2] \
392 ${NS}::label $w_body.h \
393 -font font_uibold -anchor center \
394 -text [mc "Create New Repository"]
395 pack $w_body.h -side top -fill x -pady 10
396 pack $w_body -fill x -padx 10
398 ${NS}::frame $w_body.where
399 ${NS}::label $w_body.where.l -text [mc "Directory:"]
400 ${NS}::entry $w_body.where.t \
401 -textvariable @local_path \
403 ${NS}::button $w_body.where.b \
404 -text [mc "Browse"] \
405 -command [cb _new_local_path]
406 set w_localpath $w_body.where.t
408 grid $w_body.where.l $w_body.where.t $w_body.where.b -sticky ew
409 pack $w_body.where -fill x
411 grid columnconfigure $w_body.where 1 -weight 1
413 trace add variable @local_path write [cb _write_local_path]
414 bind $w_body.h <Destroy> [list trace remove variable @local_path write [cb _write_local_path]]
416 focus $w_body.where.t
419 method _new_local_path {} {
420 if {$local_path ne {}} {
421 set p [file dirname $local_path]
426 set p [tk_chooseDirectory \
429 -title [mc "Git Repository"] \
433 set p [file normalize $p]
438 $w_localpath icursor end
442 if {![_new_ok $local_path]} {
445 if {![_git_init $this]} {
452 if {[file isdirectory $p]} {
453 if {[_is_git [file join $p .git]]} {
454 error_popup [mc "Directory %s already exists." $p]
457 } elseif {[file exists $p]} {
458 error_popup [mc "File %s already exists." $p]
464 ######################################################################
466 ## Clone Existing Repository
468 method _do_clone {} {
472 -command [cb _do_clone2] \
476 ${NS}::label $w_body.h \
477 -font font_uibold -anchor center \
478 -text [mc "Clone Existing Repository"]
479 pack $w_body.h -side top -fill x -pady 10
480 pack $w_body -fill x -padx 10
482 set args $w_body.args
483 ${NS}::frame $w_body.args
484 pack $args -fill both
486 ${NS}::label $args.origin_l -text [mc "Source Location:"]
487 ${NS}::entry $args.origin_t \
488 -textvariable @origin_url \
490 ${NS}::button $args.origin_b \
491 -text [mc "Browse"] \
492 -command [cb _open_origin]
493 grid $args.origin_l $args.origin_t $args.origin_b -sticky ew
495 ${NS}::label $args.where_l -text [mc "Target Directory:"]
496 ${NS}::entry $args.where_t \
497 -textvariable @local_path \
499 ${NS}::button $args.where_b \
500 -text [mc "Browse"] \
501 -command [cb _new_local_path]
502 grid $args.where_l $args.where_t $args.where_b -sticky ew
503 set w_localpath $args.where_t
505 ${NS}::label $args.type_l -text [mc "Clone Type:"]
506 ${NS}::frame $args.type_f
508 lappend w_types [${NS}::radiobutton $args.type_f.hardlink \
510 -text [mc "Standard (Fast, Semi-Redundant, Hardlinks)"] \
511 -variable @clone_type \
513 lappend w_types [${NS}::radiobutton $args.type_f.full \
515 -text [mc "Full Copy (Slower, Redundant Backup)"] \
516 -variable @clone_type \
518 lappend w_types [${NS}::radiobutton $args.type_f.shared \
520 -text [mc "Shared (Fastest, Not Recommended, No Backup)"] \
521 -variable @clone_type \
526 grid $args.type_l $args.type_f -sticky new
528 grid columnconfigure $args 1 -weight 1
530 trace add variable @local_path write [cb _update_clone]
531 trace add variable @origin_url write [cb _update_clone]
532 bind $w_body.h <Destroy> "
533 [list trace remove variable @local_path write [cb _update_clone]]
534 [list trace remove variable @origin_url write [cb _update_clone]]
540 method _open_origin {} {
541 if {$origin_url ne {} && [file isdirectory $origin_url]} {
547 set p [tk_chooseDirectory \
550 -title [mc "Git Repository"] \
554 set p [file normalize $p]
555 if {![_is_git [file join $p .git]] && ![_is_git $p]} {
556 error_popup [mc "Not a Git repository: %s" [file tail $p]]
562 method _update_clone {args} {
563 if {$local_path ne {} && $origin_url ne {}} {
564 $w_next conf -state normal
566 $w_next conf -state disabled
569 if {$origin_url ne {} &&
570 ( [_is_git [file join $origin_url .git]]
571 || [_is_git $origin_url])} {
573 if {[[lindex $w_types 0] cget -state] eq {disabled}} {
574 set clone_type hardlink
586 method _do_clone2 {} {
587 if {[file isdirectory $origin_url]} {
588 set origin_url [file normalize $origin_url]
591 if {$clone_type eq {hardlink} && ![file isdirectory $origin_url]} {
592 error_popup [mc "Standard only available for local repository."]
595 if {$clone_type eq {shared} && ![file isdirectory $origin_url]} {
596 error_popup [mc "Shared only available for local repository."]
600 if {$clone_type eq {hardlink} || $clone_type eq {shared}} {
601 set objdir [_objdir $origin_url]
603 error_popup [mc "Not a Git repository: %s" [file tail $origin_url]]
608 set giturl $origin_url
609 if {[is_Cygwin] && [file isdirectory $giturl]} {
610 set giturl [exec cygpath --unix --absolute $giturl]
611 if {$clone_type eq {shared}} {
612 set objdir [exec cygpath --unix --absolute $objdir]
616 if {[file exists $local_path]} {
617 error_popup [mc "Location %s already exists." $local_path]
621 if {![_git_init $this]} return
625 git config remote.$origin_name.url $giturl
626 git config remote.$origin_name.fetch +refs/heads/*:refs/remotes/$origin_name/*
628 error_popup [strcat [mc "Failed to configure origin"] "\n\n$err"]
632 destroy $w_body $w_next
634 switch -exact -- $clone_type {
636 set o_cons [status_bar::two_line $w_body]
637 pack $w_body -fill x -padx 10 -pady 10
640 [mc "Counting objects"] \
644 if {[file exists [file join $objdir info alternates]]} {
647 file mkdir [gitdir objects info]
648 set f_in [open [file join $objdir info alternates] r]
649 set f_cp [open [gitdir objects info alternates] w]
650 fconfigure $f_in -translation binary -encoding binary
651 fconfigure $f_cp -translation binary -encoding binary
653 while {[gets $f_in line] >= 0} {
655 puts $f_cp [exec cygpath --unix --absolute $line]
657 puts $f_cp [file normalize $line]
665 _clone_failed $this [mc "Unable to copy objects/info/alternates: %s" $err]
674 -directory [file join $objdir] ??]
675 set bcnt [expr {[llength $buckets] + 2}]
677 $o_cons update $bcur $bcnt
680 file mkdir [file join .git objects pack]
681 foreach i [glob -tails -nocomplain \
682 -directory [file join $objdir pack] *] {
683 lappend tolink [file join pack $i]
685 $o_cons update [incr bcur] $bcnt
689 file mkdir [file join .git objects $i]
690 foreach j [glob -tails -nocomplain \
691 -directory [file join $objdir $i] *] {
692 lappend tolink [file join $i $j]
694 $o_cons update [incr bcur] $bcnt
701 [mc "Nothing to clone from %s." $origin_url] \
703 [mc "The 'master' branch has not been initialized."] \
710 set i [lindex $tolink 0]
713 [file join .git objects $i] \
714 [file join $objdir $i]
716 info_popup [mc "Hardlinks are unavailable. Falling back to copying."]
717 set i [_copy_files $this $objdir $tolink]
719 set i [_link_files $this $objdir [lrange $tolink 1 end]]
726 set o_cons [console::embed \
728 [mc "Cloning from %s" $origin_url]]
729 pack $w_body -fill both -expand 1 -padx 10
731 [list git fetch --no-tags -k $origin_name] \
735 set fd [open [gitdir objects info alternates] w]
736 fconfigure $fd -translation binary
742 if {$clone_type eq {hardlink} || $clone_type eq {shared}} {
743 if {![_clone_refs $this]} return
747 set HEAD [git rev-parse --verify HEAD^0]
749 _clone_failed $this [mc "Not a Git repository: %s" [file tail $origin_url]]
753 _do_clone_checkout $this $HEAD
757 method _copy_files {objdir tocopy} {
759 [mc "Copying objects"] \
764 incr tot [file size [file join $objdir $p]]
768 set f_in [open [file join $objdir $p] r]
769 set f_cp [open [file join .git objects $p] w]
770 fconfigure $f_in -translation binary -encoding binary
771 fconfigure $f_cp -translation binary -encoding binary
773 while {![eof $f_in]} {
774 incr cmp [fcopy $f_in $f_cp -size 16384]
776 [expr {$cmp / 1024}] \
784 _clone_failed $this [mc "Unable to copy object: %s" $err]
791 method _link_files {objdir tolink} {
792 set total [llength $tolink]
794 [mc "Linking objects"] \
796 for {set i 0} {$i < $total} {} {
797 set p [lindex $tolink $i]
800 [file join .git objects $p] \
801 [file join $objdir $p]
803 _clone_failed $this [mc "Unable to hardlink object: %s" $err]
809 $o_cons update $i $total
816 method _clone_refs {} {
818 if {[catch {cd $origin_url} err]} {
819 error_popup [mc "Not a Git repository: %s" [file tail $origin_url]]
822 set fd_in [git_read for-each-ref \
824 {--format=list %(refname) %(objectname) %(*objectname)}]
827 set fd [open [gitdir packed-refs] w]
828 fconfigure $fd -translation binary
829 puts $fd "# pack-refs with: peeled"
830 while {[gets $fd_in line] >= 0} {
831 set line [eval $line]
832 set refn [lindex $line 0]
833 set robj [lindex $line 1]
834 set tobj [lindex $line 2]
836 if {[regsub ^refs/heads/ $refn \
837 "refs/remotes/$origin_name/" refn]} {
838 puts $fd "$robj $refn"
839 } elseif {[string match refs/tags/* $refn]} {
840 puts $fd "$robj $refn"
851 method _do_clone_tags {ok} {
854 [list git fetch --tags -k $origin_name] \
858 _clone_failed $this [mc "Cannot fetch branches and objects. See console output for details."]
862 method _do_clone_HEAD {ok} {
865 [list git fetch $origin_name HEAD] \
866 [cb _do_clone_full_end]
869 _clone_failed $this [mc "Cannot fetch tags. See console output for details."]
873 method _do_clone_full_end {ok} {
880 if {[file exists [gitdir FETCH_HEAD]]} {
881 set fd [open [gitdir FETCH_HEAD] r]
882 while {[gets $fd line] >= 0} {
883 if {[regexp "^(.{40})\t\t" $line line HEAD]} {
890 catch {git pack-refs}
891 _do_clone_checkout $this $HEAD
893 _clone_failed $this [mc "Cannot determine HEAD. See console output for details."]
897 method _clone_failed {{why {}}} {
898 if {[catch {file delete -force $local_path} err]} {
902 [mc "Unable to cleanup %s" $local_path] \
908 error_popup [strcat [mc "Clone failed."] "\n" $why]
912 method _do_clone_checkout {HEAD} {
915 [mc "No default branch obtained."] \
917 [mc "The 'master' branch has not been initialized."] \
923 git update-ref HEAD $HEAD^0
926 [mc "Cannot resolve %s as a commit." $HEAD^0] \
929 [mc "The 'master' branch has not been initialized."] \
935 set o_cons [status_bar::two_line $w_body]
936 pack $w_body -fill x -padx 10 -pady 10
938 [mc "Creating working directory"] \
942 set fd [git_read --stderr read-tree \
949 fconfigure $fd -blocking 0 -translation binary
950 fileevent $fd readable [cb _readtree_wait $fd]
953 method _readtree_wait {fd} {
955 $o_cons update_meter $buf
956 append readtree_err $buf
958 fconfigure $fd -blocking 1
960 fconfigure $fd -blocking 0
964 if {[catch {close $fd}]} {
965 set err $readtree_err
966 regsub {^fatal: } $err {} err
967 error_popup [strcat \
968 [mc "Initial file checkout failed."] \
973 # -- Run the post-checkout hook.
975 set fd_ph [githook_read post-checkout [string repeat 0 40] \
976 [git rev-parse HEAD] 1]
980 fconfigure $fd_ph -blocking 0 -translation binary -eofchar {}
981 fileevent $fd_ph readable [cb _postcheckout_wait $fd_ph]
987 method _postcheckout_wait {fd_ph} {
990 append pch_error [read $fd_ph]
991 fconfigure $fd_ph -blocking 1
993 if {[catch {close $fd_ph}]} {
994 hook_failed_popup post-checkout $pch_error 0
1000 fconfigure $fd_ph -blocking 0
1003 ######################################################################
1005 ## Open Existing Repository
1007 method _do_open {} {
1011 -command [cb _do_open2] \
1014 ${NS}::frame $w_body
1015 ${NS}::label $w_body.h \
1016 -font font_uibold -anchor center \
1017 -text [mc "Open Existing Repository"]
1018 pack $w_body.h -side top -fill x -pady 10
1019 pack $w_body -fill x -padx 10
1021 ${NS}::frame $w_body.where
1022 ${NS}::label $w_body.where.l -text [mc "Repository:"]
1023 ${NS}::entry $w_body.where.t \
1024 -textvariable @local_path \
1026 ${NS}::button $w_body.where.b \
1027 -text [mc "Browse"] \
1028 -command [cb _open_local_path]
1030 grid $w_body.where.l $w_body.where.t $w_body.where.b -sticky ew
1031 pack $w_body.where -fill x
1033 grid columnconfigure $w_body.where 1 -weight 1
1035 trace add variable @local_path write [cb _write_local_path]
1036 bind $w_body.h <Destroy> [list trace remove variable @local_path write [cb _write_local_path]]
1038 focus $w_body.where.t
1041 method _open_local_path {} {
1042 if {$local_path ne {}} {
1048 set p [tk_chooseDirectory \
1051 -title [mc "Git Repository"] \
1053 if {$p eq {}} return
1055 set p [file normalize $p]
1056 if {![_is_git [file join $p .git]]} {
1057 error_popup [mc "Not a Git repository: %s" [file tail $p]]
1063 method _do_open2 {} {
1064 if {![_is_git [file join $local_path .git]]} {
1065 error_popup [mc "Not a Git repository: %s" [file tail $local_path]]
1069 if {[catch {cd $local_path} err]} {
1070 error_popup [strcat \
1071 [mc "Failed to open repository %s:" $local_path] \
1076 _append_recentrepos [pwd]