Andrew's git - gitweb.git/blob - lib/remote_branch

   1# git-gui remote branch deleting support
   2# Copyright (C) 2007 Shawn Pearce
   3
   4class remote_branch_delete {
   5
   6field w
   7field head_m
   8
   9field urltype   {url}
  10field remote    {}
  11field url       {}
  12
  13field checktype  {head}
  14field check_head {}
  15
  16field status    {}
  17field idle_id   {}
  18field full_list {}
  19field head_list {}
  20field active_ls {}
  21field head_cache
  22field full_cache
  23field cached
  24
  25constructor dialog {} {
  26        global all_remotes M1B
  27
  28        make_toplevel top w
  29        wm title $top [append "[appname] ([reponame]): " [mc "Delete Branch Remotely"]]
  30        if {$top ne {.}} {
  31                wm geometry $top "+[winfo rootx .]+[winfo rooty .]"
  32        }
  33
  34        label $w.header -text [mc "Delete Branch Remotely"] -font font_uibold
  35        pack $w.header -side top -fill x
  36
  37        frame $w.buttons
  38        button $w.buttons.delete -text [mc Delete] \
  39                -default active \
  40                -command [cb _delete]
  41        pack $w.buttons.delete -side right
  42        button $w.buttons.cancel -text [mc "Cancel"] \
  43                -command [list destroy $w]
  44        pack $w.buttons.cancel -side right -padx 5
  45        pack $w.buttons -side bottom -fill x -pady 10 -padx 10
  46
  47        labelframe $w.dest -text [mc "From Repository"]
  48        if {$all_remotes ne {}} {
  49                radiobutton $w.dest.remote_r \
  50                        -text [mc "Remote:"] \
  51                        -value remote \
  52                        -variable @urltype
  53                eval tk_optionMenu $w.dest.remote_m @remote $all_remotes
  54                grid $w.dest.remote_r $w.dest.remote_m -sticky w
  55                if {[lsearch -sorted -exact $all_remotes origin] != -1} {
  56                        set remote origin
  57                } else {
  58                        set remote [lindex $all_remotes 0]
  59                }
  60                set urltype remote
  61                trace add variable @remote write [cb _write_remote]
  62        } else {
  63                set urltype url
  64        }
  65        radiobutton $w.dest.url_r \
  66                -text [mc "Arbitrary Location:"] \
  67                -value url \
  68                -variable @urltype
  69        entry $w.dest.url_t \
  70                -borderwidth 1 \
  71                -relief sunken \
  72                -width 50 \
  73                -textvariable @url \
  74                -validate key \
  75                -validatecommand {
  76                        if {%d == 1 && [regexp {\s} %S]} {return 0}
  77                        return 1
  78                }
  79        trace add variable @url write [cb _write_url]
  80        grid $w.dest.url_r $w.dest.url_t -sticky we -padx {0 5}
  81        grid columnconfigure $w.dest 1 -weight 1
  82        pack $w.dest -anchor nw -fill x -pady 5 -padx 5
  83
  84        labelframe $w.heads -text [mc "Branches"]
  85        listbox $w.heads.l \
  86                -height 10 \
  87                -width 70 \
  88                -listvariable @head_list \
  89                -selectmode extended \
  90                -yscrollcommand [list $w.heads.sby set]
  91        scrollbar $w.heads.sby -command [list $w.heads.l yview]
  92
  93        frame $w.heads.footer
  94        label $w.heads.footer.status \
  95                -textvariable @status \
  96                -anchor w \
  97                -justify left
  98        button $w.heads.footer.rescan \
  99                -text [mc "Rescan"] \
 100                -command [cb _rescan]
 101        pack $w.heads.footer.status -side left -fill x
 102        pack $w.heads.footer.rescan -side right
 103
 104        pack $w.heads.footer -side bottom -fill x
 105        pack $w.heads.sby -side right -fill y
 106        pack $w.heads.l -side left -fill both -expand 1
 107        pack $w.heads -fill both -expand 1 -pady 5 -padx 5
 108
 109        labelframe $w.validate -text [mc "Delete Only If"]
 110        radiobutton $w.validate.head_r \
 111                -text [mc "Merged Into:"] \
 112                -value head \
 113                -variable @checktype
 114        set head_m [tk_optionMenu $w.validate.head_m @check_head {}]
 115        trace add variable @head_list write [cb _write_head_list]
 116        trace add variable @check_head write [cb _write_check_head]
 117        grid $w.validate.head_r $w.validate.head_m -sticky w
 118        radiobutton $w.validate.always_r \
 119                -text [mc "Always (Do not perform merge checks)"] \
 120                -value always \
 121                -variable @checktype
 122        grid $w.validate.always_r -columnspan 2 -sticky w
 123        grid columnconfigure $w.validate 1 -weight 1
 124        pack $w.validate -anchor nw -fill x -pady 5 -padx 5
 125
 126        trace add variable @urltype write [cb _write_urltype]
 127        _rescan $this
 128
 129        bind $w <Key-F5>     [cb _rescan]
 130        bind $w <$M1B-Key-r> [cb _rescan]
 131        bind $w <$M1B-Key-R> [cb _rescan]
 132        bind $w <Key-Return> [cb _delete]
 133        bind $w <Key-Escape> [list destroy $w]
 134        return $w
 135}
 136
 137method _delete {} {
 138        switch $urltype {
 139        remote {set uri $remote}
 140        url    {set uri $url}
 141        }
 142
 143        set cache $urltype:$uri
 144        set crev {}
 145        if {$checktype eq {head}} {
 146                if {$check_head eq {}} {
 147                        tk_messageBox \
 148                                -icon error \
 149                                -type ok \
 150                                -title [wm title $w] \
 151                                -parent $w \
 152                                -message [mc "A branch is required for 'Merged Into'."]
 153                        return
 154                }
 155                set crev $full_cache("$cache\nrefs/heads/$check_head")
 156        }
 157
 158        set not_merged [list]
 159        set need_fetch 0
 160        set have_selection 0
 161        set push_cmd [list git push]
 162        lappend push_cmd -v
 163        lappend push_cmd $uri
 164
 165        foreach i [$w.heads.l curselection] {
 166                set ref [lindex $full_list $i]
 167                if {$crev ne {}} {
 168                        set obj $full_cache("$cache\n$ref")
 169                        if {[catch {set m [git merge-base $obj $crev]}]} {
 170                                set need_fetch 1
 171                                set m {}
 172                        }
 173                        if {$obj ne $m} {
 174                                lappend not_merged [lindex $head_list $i]
 175                                continue
 176                        }
 177                }
 178
 179                lappend push_cmd :$ref
 180                set have_selection 1
 181        }
 182
 183        if {$not_merged ne {}} {
 184                set msg [mc "The following branches are not completely merged into %s:
 185
 186 - %s" $check_head [join $not_merged "\n - "]]
 187
 188                if {$need_fetch} {
 189                        append msg "\n\n" [mc "One or more of the merge tests failed because you have not fetched the necessary commits.  Try fetching from %s first." $uri]
 190                }
 191
 192                tk_messageBox \
 193                        -icon info \
 194                        -type ok \
 195                        -title [wm title $w] \
 196                        -parent $w \
 197                        -message $msg
 198                if {!$have_selection} return
 199        }
 200
 201        if {!$have_selection} {
 202                tk_messageBox \
 203                        -icon error \
 204                        -type ok \
 205                        -title [wm title $w] \
 206                        -parent $w \
 207                        -message [mc "Please select one or more branches to delete."]
 208                return
 209        }
 210
 211        if {[tk_messageBox \
 212                -icon warning \
 213                -type yesno \
 214                -title [wm title $w] \
 215                -parent $w \
 216                -message [mc "Recovering deleted branches is difficult.\n\nDelete the selected branches?"]] ne yes} {
 217                return
 218        }
 219
 220        destroy $w
 221
 222        set cons [console::new \
 223                "push $uri" \
 224                [mc "Deleting branches from %s" $uri]]
 225        console::exec $cons $push_cmd
 226}
 227
 228method _rescan {{force 1}} {
 229        switch $urltype {
 230        remote {set uri $remote}
 231        url    {set uri $url}
 232        }
 233
 234        if {$force} {
 235                unset -nocomplain cached($urltype:$uri)
 236        }
 237
 238        if {$idle_id ne {}} {
 239                after cancel $idle_id
 240                set idle_id {}
 241        }
 242
 243        _load $this $urltype:$uri $uri
 244}
 245
 246method _write_remote     {args} { set urltype remote }
 247method _write_url        {args} { set urltype url    }
 248method _write_check_head {args} { set checktype head }
 249
 250method _write_head_list {args} {
 251        $head_m delete 0 end
 252        foreach abr $head_list {
 253                $head_m insert end radiobutton \
 254                        -label $abr \
 255                        -value $abr \
 256                        -variable @check_head
 257        }
 258        if {[lsearch -exact -sorted $head_list $check_head] < 0} {
 259                set check_head {}
 260        }
 261}
 262
 263method _write_urltype {args} {
 264        if {$urltype eq {url}} {
 265                if {$idle_id ne {}} {
 266                        after cancel $idle_id
 267                }
 268                _load $this none: {}
 269                set idle_id [after 1000 [cb _rescan 0]]
 270        } else {
 271                _rescan $this 0
 272        }
 273}
 274
 275method _load {cache uri} {
 276        if {$active_ls ne {}} {
 277                catch {close $active_ls}
 278        }
 279
 280        if {$uri eq {}} {
 281                $w.heads.l conf -state disabled
 282                set head_list [list]
 283                set full_list [list]
 284                set status [mc "No repository selected."]
 285                return
 286        }
 287
 288        if {[catch {set x $cached($cache)}]} {
 289                set status [mc "Scanning %s..." $uri]
 290                $w.heads.l conf -state disabled
 291                set head_list [list]
 292                set full_list [list]
 293                set head_cache($cache) [list]
 294                set full_cache($cache) [list]
 295                set active_ls [git_read ls-remote $uri]
 296                fconfigure $active_ls \
 297                        -blocking 0 \
 298                        -translation lf \
 299                        -encoding utf-8
 300                fileevent $active_ls readable [cb _read $cache $active_ls]
 301        } else {
 302                set status {}
 303                set full_list $full_cache($cache)
 304                set head_list $head_cache($cache)
 305                $w.heads.l conf -state normal
 306        }
 307}
 308
 309method _read {cache fd} {
 310        if {$fd ne $active_ls} {
 311                catch {close $fd}
 312                return
 313        }
 314
 315        while {[gets $fd line] >= 0} {
 316                if {[string match {*^{}} $line]} continue
 317                if {[regexp {^([0-9a-f]{40})    (.*)$} $line _junk obj ref]} {
 318                        if {[regsub ^refs/heads/ $ref {} abr]} {
 319                                lappend head_list $abr
 320                                lappend head_cache($cache) $abr
 321                                lappend full_list $ref
 322                                lappend full_cache($cache) $ref
 323                                set full_cache("$cache\n$ref") $obj
 324                        }
 325                }
 326        }
 327
 328        if {[eof $fd]} {
 329                if {[catch {close $fd} err]} {
 330                        set status $err
 331                        set head_list [list]
 332                        set full_list [list]
 333                } else {
 334                        set status {}
 335                        set cached($cache) 1
 336                        $w.heads.l conf -state normal
 337                }
 338        }
 339} ifdeleted {
 340        catch {close $fd}
 341}
 342
 343}