diff options
Diffstat (limited to 'library/http/http.tcl')
| -rw-r--r-- | library/http/http.tcl | 44 |
1 files changed, 20 insertions, 24 deletions
diff --git a/library/http/http.tcl b/library/http/http.tcl index ae2b1d4..3afa0e6 100644 --- a/library/http/http.tcl +++ b/library/http/http.tcl @@ -9,7 +9,7 @@ # See the file "license.terms" for information on usage and # redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES. # -# RCS: @(#) $Id: http.tcl,v 1.43.2.4 2004/05/25 22:50:47 hobbs Exp $ +# RCS: @(#) $Id: http.tcl,v 1.43.2.5 2005/01/06 11:34:20 dkf Exp $ # Rough version history: # 1.0 Old http_get interface @@ -22,10 +22,10 @@ # 2.4 Added -binary option to http::geturl and charset element # to the state array. -package require Tcl 8.2 +package require Tcl 8.4 # keep this in sync with pkgIndex.tcl # and with the install directories in Makefiles -package provide http 2.5.0 +package provide http 2.5.1 namespace eval http { variable http @@ -39,16 +39,17 @@ namespace eval http { set http(-useragent) "Tcl http client package [package provide http]" proc init {} { - variable formMap - variable alphanumeric a-zA-Z0-9 + # Set up the map for quoting chars + # The spec says: "non-alphanumeric characters are replaced by '%HH'" for {set i 0} {$i <= 256} {incr i} { set c [format %c $i] - if {![string match \[$alphanumeric\] $c]} { - set formMap($c) %[format %.2x $i] + if {![string match {[a-zA-Z0-9]} $c]} { + set map($c) %[format %.2x $i] } } # These are handled specially - array set formMap { " " + \n %0d%0a } + array set map { " " + \n %0d%0a } + variable formMap [array get map] } init @@ -368,7 +369,7 @@ proc http::geturl { url args } { fileevent $s writable [list http::Connect $token] http::wait $token - if {[string equal $state(status) "error"]} { + if {$state(status) eq "error"} { # something went wrong while trying to establish the connection # Clean up after events and such, but DON'T call the command # callback (if available) because we're going to throw an @@ -376,7 +377,7 @@ proc http::geturl { url args } { set err [lindex $state(error) 0] cleanup $token return -code error $err - } elseif {![string equal $state(status) "connect"]} { + } elseif {$state(status) ne "connect"} { # Likely to be connection timeout return $token } @@ -426,7 +427,7 @@ proc http::geturl { url args } { foreach {key value} $state(-headers) { set value [string map [list \n "" \r ""] $value] set key [string trim $key] - if {[string equal $key "Content-Length"]} { + if {$key eq "Content-Length"} { set contDone 1 set state(querylength) $value } @@ -482,7 +483,7 @@ proc http::geturl { url args } { # calls it synchronously, we just do a wait here. wait $token - if {[string equal $state(status) "error"]} { + if {$state(status) eq "error"} { # Something went wrong, so throw the exception, and the # enclosing catch will do cleanup. return -code error [lindex $state(error) 0] @@ -498,7 +499,7 @@ proc http::geturl { url args } { # if state(status) is error, it means someone's already called Finish # to do the above-described clean up. - if {[string equal $state(status) "error"]} { + if {$state(status) eq "error"} { Finish $token $err 1 } cleanup $token @@ -678,7 +679,7 @@ proc http::Event {token} { Eof $token return } - if {[string equal $state(state) "header"]} { + if {$state(state) eq "header"} { if {[catch {gets $s line} n]} { Finish $token $n } elseif {$n == 0} { @@ -816,7 +817,7 @@ proc http::CopyDone {token count {error {}}} { proc http::Eof {token} { variable $token upvar 0 $token state - if {[string equal $state(state) "header"]} { + if {$state(state) eq "header"} { # Premature eof set state(status) eof } else { @@ -866,7 +867,7 @@ proc http::formatQuery {args} { set sep "" foreach i $args { append result $sep [mapReply $i] - if {[string equal $sep "="]} { + if {$sep eq "="} { set sep & } else { set sep = @@ -888,20 +889,15 @@ proc http::formatQuery {args} { proc http::mapReply {string} { variable http variable formMap - variable alphanumeric # The spec says: "non-alphanumeric characters are replaced by '%HH'" - # 1 leave alphanumerics characters alone - # 2 Convert every other character to an array lookup - # 3 Escape constructs that are "special" to the tcl parser - # 4 "subst" the result, doing all the array substitutions + # Use a pre-computed map and [string map] to do the conversion + # (much faster than [regsub]/[subst]). [Bug 1020491] if {$http(-urlencoding) ne ""} { set string [encoding convertto $http(-urlencoding) $string] } - regsub -all \[^$alphanumeric\] $string {$formMap(&)} string - regsub -all {[][{})\\]\)} $string {\\&} string - return [subst -nocommand $string] + return [string map $formMap $string] } # http::ProxyRequired -- |