1 # git-gui Git repository chooser
2 # Copyright (C) 2007 Shawn Pearce
4 class choose_repository
{
6 image create
photo ::choose_repository::git_logo -data {
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==
23 field w_body
; # Widget holding the center content
24 field w_next
; # Next button
25 field o_cons
; # Console object (if active)
26 field w_types
; # List of type buttons in clone
28 field action new
; # What action are we going to perform?
29 field done
0 ; # Finished picking the repository?
30 field local_path
{} ; # Where this repository is locally
31 field origin_url
{} ; # Where we are cloning from
32 field origin_name origin
; # What we shall call 'origin'
33 field clone_type hardlink
; # Type of clone to construct
34 field readtree_err
; # Error output from read-tree (if any)
40 wm title
$top [mc
"Git Gui"]
43 menu $w.mbar
-tearoff 0
44 $top configure
-menu $w.mbar
47 -label [mc Repository
] \
48 -menu $w.mbar.repository
49 menu $w.mbar.repository
50 $w.mbar.repository add command
\
56 $w.mbar add cascade
-label [mc Apple
] -menu .mbar.apple
58 $w.mbar.apple add command
\
59 -label [mc
"About %s" [appname
]] \
62 $w.mbar add cascade
-label [mc Help
] -menu $w.mbar.help
64 $w.mbar.help add command
\
65 -label [mc
"About %s" [appname
]] \
70 wm protocol
$top WM_DELETE_WINDOW
exit
71 bind $top <$M1B-q
> exit
72 bind $top <$M1B-Q
> exit
73 bind $top <Key-Escape
> exit
75 wm geometry
$top "+[winfo rootx .]+[winfo rooty .]"
76 bind $top <Key-Escape
> [list destroy $top]
83 -image ::choose_repository::git_logo
84 pack $w.git_logo
-side top
-fill x
-padx 20 -pady 20
88 radiobutton $w_body.new
\
90 -text [mc
"Create New Repository"] \
93 radiobutton $w_body.clone
\
95 -text [mc
"Clone Existing Repository"] \
98 radiobutton $w_body.
open \
100 -text [mc
"Open Existing Repository"] \
103 pack $w_body.new
-anchor w
-fill x
104 pack $w_body.clone
-anchor w
-fill x
105 pack $w_body.
open -anchor w
-fill x
106 pack $w_body -fill x
-padx 10
109 set w_next
$w.buttons.next
112 -text [mc
"Next >"] \
114 pack $w_next -side right
-padx 5
115 button $w.buttons.quit
\
118 pack $w.buttons.quit
-side right
-padx 5
119 pack $w.buttons
-side bottom
-fill x
-padx 10 -pady 10
121 bind $top <Return
> [cb _invoke_next
]
122 bind $top <Visibility
> "
126 tkwait variable @done
129 eval destroy [winfo children
$top]
135 if {[catch {set h
$::env(HOME
)}]
136 ||
![file isdirectory
$h]} {
142 proc _center
{top nx ny
} {
143 set rx
[expr {([winfo screenwidth
$top] - $nx) / 2}]
144 set ry
[expr {([winfo screenheight
$top] - $ny) / 2}]
145 wm geometry
$top [format {%dx
%d
+%d
+%d
} $nx $ny $rx $ry]
148 method _invoke_next
{} {
149 if {[winfo exists
$w_next]} {
150 uplevel #0 [$w_next cget -command]
159 method _write_local_path
{args
} {
160 if {$local_path eq
{}} {
161 $w_next conf
-state disabled
163 $w_next conf
-state normal
167 method _git_init
{} {
168 if {[file exists
$local_path]} {
169 error_popup
[mc
"Location %s already exists." $local_path]
173 if {[catch {file mkdir
$local_path} err
]} {
174 error_popup
[strcat
\
175 [mc
"Failed to create repository %s:" $local_path] \
180 if {[catch {cd $local_path} err
]} {
181 error_popup
[strcat
\
182 [mc
"Failed to create repository %s:" $local_path] \
187 if {[catch {git init
} err
]} {
188 error_popup
[strcat
\
189 [mc
"Failed to create repository %s:" $local_path] \
199 proc _is_git
{path
} {
200 if {[file exists
[file join $path HEAD
]]
201 && [file exists
[file join $path objects
]]
202 && [file exists
[file join $path config
]]} {
208 ######################################################################
210 ## Create New Repository
215 -command [cb _do_new2
] \
221 -text [mc
"Create New Repository"]
222 pack $w_body.h
-side top
-fill x
-pady 10
223 pack $w_body -fill x
-padx 10
226 label $w_body.where.l
-text [mc
"Directory:"]
227 entry $w_body.where.t
\
228 -textvariable @local_path
\
231 button $w_body.where.b
\
232 -text [mc
"Browse"] \
233 -command [cb _new_local_path
]
235 pack $w_body.where.b
-side right
236 pack $w_body.where.l
-side left
237 pack $w_body.where.t
-fill x
238 pack $w_body.where
-fill x
240 trace add
variable @local_path write
[cb _write_local_path
]
242 focus $w_body.where.t
245 method _new_local_path
{} {
246 if {$local_path ne
{}} {
247 set p
[file dirname
$local_path]
252 set p
[tk_chooseDirectory \
255 -title [mc
"Git Repository"] \
259 set p
[file normalize
$p]
260 if {[file isdirectory
$p]} {
270 error_popup
[mc
"Directory %s already exists." $p]
275 if {[catch {file delete
$p} err
]} {
276 error_popup
[strcat
\
277 [mc
"Directory %s already exists." $p] \
281 } elseif
{[file exists
$p]} {
282 error_popup
[mc
"File %s already exists." $p]
289 if {![_git_init
$this]} {
295 ######################################################################
297 ## Clone Existing Repository
299 method _do_clone
{} {
302 -command [cb _do_clone2
] \
308 -text [mc
"Clone Existing Repository"]
309 pack $w_body.h
-side top
-fill x
-pady 10
310 pack $w_body -fill x
-padx 10
312 set args
$w_body.args
314 pack $args -fill both
316 label $args.origin_l
-text [mc
"URL:"]
317 entry $args.origin_t
\
318 -textvariable @origin_url
\
321 button $args.origin_b
\
322 -text [mc
"Browse"] \
323 -command [cb _open_origin
]
324 grid $args.origin_l
$args.origin_t
$args.origin_b
-sticky ew
326 label $args.where_l
-text [mc
"Directory:"]
327 entry $args.where_t
\
328 -textvariable @local_path
\
331 button $args.where_b
\
332 -text [mc
"Browse"] \
333 -command [cb _new_local_path
]
334 grid $args.where_l
$args.where_t
$args.where_b
-sticky ew
336 label $args.type_l
-text [mc
"Clone Type:"]
339 lappend w_types
[radiobutton $args.type_f.hardlink
\
342 -text [mc
"Standard (Fast, Semi-Redundant, Hardlinks)"] \
343 -variable @clone_type
\
345 lappend w_types
[radiobutton $args.type_f.full
\
348 -text [mc
"Full Copy (Slower, Redundant Backup)"] \
349 -variable @clone_type
\
351 lappend w_types
[radiobutton $args.type_f.shared
\
354 -text [mc
"Shared (Fastest, Not Recommended, No Backup)"] \
355 -variable @clone_type
\
360 grid $args.type_l
$args.type_f
-sticky new
362 grid columnconfigure
$args 1 -weight 1
364 trace add
variable @local_path write
[cb _update_clone
]
365 trace add
variable @origin_url write
[cb _update_clone
]
370 method _open_origin
{} {
371 if {$origin_url ne
{} && [file isdirectory
$origin_url]} {
377 set p
[tk_chooseDirectory \
380 -title [mc
"Git Repository"] \
384 set p
[file normalize
$p]
385 if {![_is_git
[file join $p .git
]] && ![_is_git
$p]} {
386 error_popup
[mc
"Not a Git repository: %s" [file tail
$p]]
392 method _update_clone
{args
} {
393 if {$local_path ne
{} && $origin_url ne
{}} {
394 $w_next conf
-state normal
396 $w_next conf
-state disabled
399 if {$origin_url ne
{} &&
400 ( [_is_git
[file join $origin_url .git
]]
401 ||
[_is_git
$origin_url])} {
403 if {[[lindex $w_types 0] cget
-state] eq
{disabled
}} {
404 set clone_type hardlink
416 method _do_clone2
{} {
417 if {[file isdirectory
$origin_url]} {
418 set origin_url
[file normalize
$origin_url]
421 if {$clone_type eq
{hardlink
} && ![file isdirectory
$origin_url]} {
422 error_popup
[mc
"Standard only available for local repository."]
425 if {$clone_type eq
{shared
} && ![file isdirectory
$origin_url]} {
426 error_popup
[mc
"Shared only available for local repository."]
430 if {$clone_type eq
{hardlink
} ||
$clone_type eq
{shared
}} {
431 set objdir
[file join $origin_url .git objects
]
432 if {![file isdirectory
$objdir]} {
433 set objdir
[file join $origin_url objects
]
434 if {![file isdirectory
$objdir]} {
435 error_popup
[mc
"Not a Git repository: %s" [file tail
$origin_url]]
441 set giturl
$origin_url
442 if {[is_Cygwin
] && [file isdirectory
$giturl]} {
443 set giturl
[exec cygpath
--unix --absolute $giturl]
444 if {$clone_type eq
{shared
}} {
445 set objdir
[exec cygpath
--unix --absolute $objdir]
449 if {![_git_init
$this]} return
453 git config remote.
$origin_name.url
$giturl
454 git config remote.
$origin_name.fetch
+refs
/heads
/*:refs
/remotes
/$origin_name/*
456 error_popup
[strcat
[mc
"Failed to configure origin"] "\n\n$err"]
460 destroy $w_body $w_next
462 switch -exact -- $clone_type {
465 file mkdir
[file join .git objects
pack]
466 foreach i
[glob -tails -nocomplain \
467 -directory [file join $objdir pack] *] {
468 lappend tolink
[file join pack $i]
470 foreach i
[glob -tails -nocomplain \
471 -directory [file join $objdir] ??
] {
472 file mkdir
[file join .git objects
$i]
473 foreach j
[glob -tails -nocomplain \
474 -directory [file join $objdir $i] *] {
475 lappend tolink
[file join $i $j]
481 [mc
"Nothing to clone from %s." $origin_url] \
483 [mc
"The 'master' branch has not been initialized."] \
489 set o_cons
[status_bar
::new $w_body]
490 pack $w_body -fill x
-padx 10
492 set i
[lindex $tolink 0]
495 [file join .git objects
$i] \
496 [file join $objdir $i]
499 [mc
"Hardlinks are unavailable. Falling back to copying."] \
502 set i
[_copy_files
$this $objdir $tolink]
504 set i
[_link_files
$this $objdir [lrange $tolink 1 end
]]
511 set o_cons
[console::embed \
513 [mc
"Cloning from %s" $origin_url]]
514 pack $w_body -fill both
-expand 1 -padx 10
516 [list git fetch
--no-tags
-k $origin_name] \
520 set fd
[open [gitdir objects
info alternates
] w
]
521 fconfigure $fd -translation binary
527 if {$clone_type eq
{hardlink
} ||
$clone_type eq
{shared
}} {
528 if {![_clone_refs
$this]} return
532 set HEAD
[git rev-parse
--verify HEAD^
0]
534 _clone_failed
$this [mc
"Not a Git repository: %s" [file tail
$origin_url]]
538 _do_clone_checkout
$this $HEAD
542 method _copy_files
{objdir tocopy
} {
544 [mc
"Copying objects"] \
549 incr tot
[file size
[file join $objdir $p]]
553 set f_in
[open [file join $objdir $p] r
]
554 set f_cp
[open [file join .git objects
$p] w
]
555 fconfigure $f_in -translation binary -encoding binary
556 fconfigure $f_cp -translation binary -encoding binary
558 while {![eof $f_in]} {
559 incr cmp
[fcopy $f_in $f_cp -size 16384]
561 [expr {$cmp / 1024}] \
569 _clone_failed
$this [mc
"Unable to copy object: %s" $err]
576 method _link_files
{objdir tolink
} {
577 set total
[llength $tolink]
579 [mc
"Linking objects"] \
581 for {set i
0} {$i < $total} {} {
582 set p
[lindex $tolink $i]
585 [file join .git objects
$p] \
586 [file join $objdir $p]
588 _clone_failed
$this [mc
"Unable to hardlink object: %s" $err]
594 $o_cons update $i $total
601 method _clone_refs
{} {
603 if {[catch {cd $origin_url} err
]} {
604 error_popup
[mc
"Not a Git repository: %s" [file tail
$origin_url]]
607 set fd_in
[git_read for-each-ref
\
609 {--format=list %(refname
) %(objectname
) %(*objectname
)}]
612 set fd
[open [gitdir packed-refs
] w
]
613 fconfigure $fd -translation binary
614 puts $fd "# pack-refs with: peeled"
615 while {[gets $fd_in line
] >= 0} {
616 set line
[eval $line]
617 set refn
[lindex $line 0]
618 set robj
[lindex $line 1]
619 set tobj
[lindex $line 2]
621 if {[regsub ^refs
/heads
/ $refn \
622 "refs/remotes/$origin_name/" refn
]} {
623 puts $fd "$robj $refn"
624 } elseif
{[string match refs
/tags
/* $refn]} {
625 puts $fd "$robj $refn"
636 method _do_clone_tags
{ok
} {
639 [list git fetch
--tags -k $origin_name] \
643 _clone_failed
$this [mc
"Cannot fetch branches and objects. See console output for details."]
647 method _do_clone_HEAD
{ok
} {
650 [list git fetch
$origin_name HEAD
] \
651 [cb _do_clone_full_end
]
654 _clone_failed
$this [mc
"Cannot fetch tags. See console output for details."]
658 method _do_clone_full_end
{ok
} {
665 if {[file exists
[gitdir FETCH_HEAD
]]} {
666 set fd
[open [gitdir FETCH_HEAD
] r
]
667 while {[gets $fd line
] >= 0} {
668 if {[regexp "^(.{40})\t\t" $line line HEAD
]} {
675 catch {git pack-refs
}
676 _do_clone_checkout
$this $HEAD
678 _clone_failed
$this [mc
"Cannot determine HEAD. See console output for details."]
682 method _clone_failed
{{why
{}}} {
683 if {[catch {file delete
-force $local_path} err
]} {
687 [mc
"Unable to cleanup %s" $local_path] \
693 error_popup
[strcat
[mc
"Clone failed."] "\n" $why]
697 method _do_clone_checkout
{HEAD
} {
700 [mc
"No default branch obtained."] \
702 [mc
"The 'master' branch has not been initialized."] \
708 git update-ref HEAD
$HEAD^
0
711 [mc
"Cannot resolve %s as a commit." $HEAD^
0] \
714 [mc
"The 'master' branch has not been initialized."] \
720 set o_cons
[status_bar
::new $w_body]
721 pack $w_body -fill x
-padx 10
723 [mc
"Creating working directory"] \
727 set fd
[git_read
--stderr read-tree
\
734 fconfigure $fd -blocking 0 -translation binary
735 fileevent $fd readable
[cb _readtree_wait
$fd]
738 method _readtree_wait
{fd
} {
740 $o_cons update_meter
$buf
741 append readtree_err
$buf
743 fconfigure $fd -blocking 1
745 fconfigure $fd -blocking 0
749 if {[catch {close $fd}]} {
750 set err
$readtree_err
751 regsub {^fatal
: } $err {} err
752 error_popup
[strcat
\
753 [mc
"Initial file checkout failed."] \
761 ######################################################################
763 ## Open Existing Repository
768 -command [cb _do_open2
] \
774 -text [mc
"Open Existing Repository"]
775 pack $w_body.h
-side top
-fill x
-pady 10
776 pack $w_body -fill x
-padx 10
779 label $w_body.where.l
-text [mc
"Repository:"]
780 entry $w_body.where.t
\
781 -textvariable @local_path
\
784 button $w_body.where.b
\
785 -text [mc
"Browse"] \
786 -command [cb _open_local_path
]
788 pack $w_body.where.b
-side right
789 pack $w_body.where.l
-side left
790 pack $w_body.where.t
-fill x
791 pack $w_body.where
-fill x
793 trace add
variable @local_path write
[cb _write_local_path
]
795 focus $w_body.where.t
798 method _open_local_path
{} {
799 if {$local_path ne
{}} {
805 set p
[tk_chooseDirectory \
808 -title [mc
"Git Repository"] \
812 set p
[file normalize
$p]
813 if {![_is_git
[file join $p .git
]]} {
814 error_popup
[mc
"Not a Git repository: %s" [file tail
$p]]
820 method _do_open2
{} {
821 if {![_is_git
[file join $local_path .git
]]} {
822 error_popup
[mc
"Not a Git repository: %s" [file tail
$local_path]]
826 if {[catch {cd $local_path} err
]} {
827 error_popup
[strcat
\
828 [mc
"Failed to open repository %s:" $local_path] \