diff options
Diffstat (limited to 'library/msgcat')
| -rw-r--r-- | library/msgcat/msgcat.tcl | 88 |
1 files changed, 58 insertions, 30 deletions
diff --git a/library/msgcat/msgcat.tcl b/library/msgcat/msgcat.tcl index c35803f..92fb7f7 100644 --- a/library/msgcat/msgcat.tcl +++ b/library/msgcat/msgcat.tcl @@ -202,29 +202,27 @@ proc msgcat::mc {src args} { variable Msgs variable Loclist - variable PackageConfig set ns [uplevel 1 [list ::namespace current]] set loclist [PackagePreferences $ns] - while {$ns != ""} { + set nscur $ns + while {$nscur != ""} { foreach loc $loclist { - if {[dict exists $Msgs $ns $loc $src]} { - if {[llength $args] == 0} { - return [dict get $Msgs $ns $loc $src] - } else { - return [format [dict get $Msgs $ns $loc $src] {*}$args] - } + if {[dict exists $Msgs $nscur $loc $src]} { + return [DefaultUnknown "" [dict get $Msgs $nscur $loc $src]\ + {*}$args] } } - set ns [namespace parent $ns] + set nscur [namespace parent $nscur] } # call package local or default unknown command set args [linsert $args 0 [lindex $loclist 0] $src] - if {[Invoke unknowncmd $args $ns result]} { - return $result + switch -exact -- [Invoke unknowncmd $args $ns result] { + 0 { return [uplevel 1 [linsert $args 0 [namespace origin mcunknown]]] } + 1 { return [DefaultUnknown {*}$args] } + default { return $result } } - return [uplevel 1 [linsert $args 0 [namespace origin mcunknown]]] } # msgcat::mcexists -- @@ -423,8 +421,8 @@ proc msgcat::mcloadedlocales {subcommand} { # Returns true, if a package locale is set # unset # Unset the package locale and activate the default locale. -# This may clear message catalog data and may load message catalog -# files +# This loads message catalog file which where missing in the package +# locale. # preferences # Return locale preference list valid for the package. # loaded @@ -518,18 +516,13 @@ proc msgcat::mcpackagelocale {subcommand {locale ""}} { if { ![dict exists $PackageConfig loclist $ns] } { return } # unset package locale - set loadedlocales [dict get $PackageConfig loadedlocales $ns] + set loadLocales [ListComplement\ + [dict get $PackageConfig loadedlocales $ns] $LoadedLocales] dict unset PackageConfig loadedlocales $ns dict unset PackageConfig loclist $ns - # Remove unwanted locales - foreach locale [dict keys [dict get $Msgs $ns]] { - if { $locale ni $LoadedLocales } { - dict unset Msgs $ns $locale - } - } # Add missing locales - Load $ns [ListComplement $loadedlocales $LoadedLocales] + Load $ns $loadLocales } default { return -code error "unknown subcommand \"$subcommand\": must be\ @@ -598,6 +591,9 @@ proc msgcat::mcforgetpackage {} { # unknowncmd # Use a package locale mcunknown procedure instead the global one. # The appended arguments are identical to mcunknown. +# A default unknown handler is used if set to the empty string. +# This consists in returning the key if no arguments are given. +# With given arguments, format is used to process the arguments. # # Arguments: # subcommand Operation on the package @@ -855,7 +851,11 @@ proc msgcat::Load {ns locales {callbackonly 0}} { # callback to. May be set to "" to discard the result. # # Results: -# Returns true if at least one command was called +# Possible values: +# - 0: no valid command registered +# - 1: registered command was the empty string +# - 2: registered command called, resultname is set +# If multiple commands are called, the maximum of all results is returned. proc msgcat::Invoke {index arglist {ns ""} {resultname ""}} { variable PackageConfig @@ -868,15 +868,19 @@ proc msgcat::Invoke {index arglist {ns ""} {resultname ""}} { } else { set packageList [list $ns] } - set called 0 + set ret 0 foreach ns $packageList { if {[dict exists $PackageConfig $index $ns] && [namespace exists $ns]} { - set result [namespace inscope $ns\ - [dict get $PackageConfig $index $ns] {*}$arglist] - set called 1 + set cmd [dict get $PackageConfig $index $ns] + if {"" eq $cmd} { + if {$ret == 0} {set ret 1} + } else { + set result [namespace inscope $ns $cmd {*}$arglist] + set ret 2 + } } } - return $called + return $ret } # msgcat::mcset -- @@ -983,7 +987,8 @@ proc msgcat::mcflmset {pairs} { # msgcat::mcunknown -- # # This routine is called by msgcat::mc if a translation cannot -# be found for a string. This routine is intended to be replaced +# be found for a string and no unknowncmd is set for the current +# package. This routine is intended to be replaced # by an application specific routine for error reporting # purposes. The default behavior is to return the source string. # If additional args are specified, the format command will be used @@ -997,7 +1002,30 @@ proc msgcat::mcflmset {pairs} { # Results: # Returns the translated value. -proc msgcat::mcunknown {locale src args} { +proc msgcat::mcunknown {args} { + return [uplevel 1 [list [namespace origin DefaultUnknown] {*}$args]] +} + +# msgcat::DefaultUnknown -- +# +# This routine is called by msgcat::mc if a translation cannot +# be found for a string in the following circumstances: +# - Default global handler, if mcunknown is not redefined. +# - Per package handler, if the package sets unknowncmd to the empty +# string. +# It returna the source string if the argument list is empty. +# If additional args are specified, the format command will be used +# to work them into the traslated string. +# +# Arguments: +# locale (unused) The current locale. +# src The string to be translated. +# args Args to pass to the format command +# +# Results: +# Returns the translated value. + +proc msgcat::DefaultUnknown {locale src args} { if {[llength $args]} { return [format $src {*}$args] } else { |