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author | dkf <donal.k.fellows@manchester.ac.uk> | 2013-04-05 08:46:23 (GMT) |
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committer | dkf <donal.k.fellows@manchester.ac.uk> | 2013-04-05 08:46:23 (GMT) |
commit | 859eff84db9b495f0a1b3f31891771cf97ef84b0 (patch) | |
tree | f5f6fac2cbc9a9062c2bd4baabdf6ade4b560dd3 /library/http | |
parent | 38dfb78b4e41733a7390a1c787ea7ab0fd95c8d1 (diff) | |
parent | e6f4d201ce9edec15fbdefbf5f3711afee040743 (diff) | |
download | tcl-859eff84db9b495f0a1b3f31891771cf97ef84b0.zip tcl-859eff84db9b495f0a1b3f31891771cf97ef84b0.tar.gz tcl-859eff84db9b495f0a1b3f31891771cf97ef84b0.tar.bz2 |
merge trunk
Diffstat (limited to 'library/http')
-rw-r--r-- | library/http/http.tcl | 85 | ||||
-rw-r--r-- | library/http/pkgIndex.tcl | 2 |
2 files changed, 49 insertions, 38 deletions
diff --git a/library/http/http.tcl b/library/http/http.tcl index 4d8aa51..8985368 100644 --- a/library/http/http.tcl +++ b/library/http/http.tcl @@ -11,7 +11,7 @@ package require Tcl 8.6 # Keep this in sync with pkgIndex.tcl and with the install directories in # Makefiles -package provide http 2.8.6 +package provide http 2.8.7 namespace eval http { # Allow resourcing to not clobber existing data @@ -398,13 +398,16 @@ proc http::geturl {url args} { # First, before the colon, is the protocol scheme (e.g. http) # Second, for HTTP-like protocols, is the authority # The authority is preceded by // and lasts up to (but not including) - # the following / and it identifies up to four parts, of which only one, - # the host, is required (if an authority is present at all). All other - # parts of the authority (user name, password, port number) are optional. + # the following / or ? and it identifies up to four parts, of which + # only one, the host, is required (if an authority is present at all). + # All other parts of the authority (user name, password, port number) + # are optional. # Third is the resource name, which is split into two parts at a ? # The first part (from the single "/" up to "?") is the path, and the # second part (from that "?" up to "#") is the query. *HOWEVER*, we do # not need to separate them; we send the whole lot to the server. + # Both, path and query are allowed to be missing, including their + # delimiting character. # Fourth is the fragment identifier, which is everything after the first # "#" in the URL. The fragment identifier MUST NOT be sent to the server # and indeed, we don't bother to validate it (it could be an error to @@ -441,7 +444,7 @@ proc http::geturl {url args} { ) (?: : (\d+) )? # <port part of authority> )? - ( / [^\#]*)? # <path> (including query) + ( [/\?] [^\#]*)? # <path> (including query) (?: \# (.*) )? # <fragment> $ } @@ -485,6 +488,12 @@ proc http::geturl {url args} { } } if {$srvurl ne ""} { + # RFC 3986 allows empty paths (not even a /), but servers + # return 400 if the path in the HTTP request doesn't start + # with / , so add it here if needed. + if {[string index $srvurl 0] ne "/"} { + set srvurl /$srvurl + } # Check for validity according to RFC 3986, Appendix A set validityRE {(?xi) ^ @@ -545,11 +554,10 @@ proc http::geturl {url args} { # If a timeout is specified we set up the after event and arrange for an # asynchronous socket connection. - set sockopts [list] + set sockopts [list -async] if {$state(-timeout) > 0} { set state(after) [after $state(-timeout) \ [list http::reset $token timeout]] - lappend sockopts -async } # If we are using the proxy, we must pass in the full URL that includes @@ -605,10 +613,15 @@ proc http::geturl {url args} { set socketmap($state(socketinfo)) $sock } - # Wait for the connection to complete. + if {![info exists phost]} { + set phost "" + } + fileevent $sock writable [list http::Connect $token $proto $phost $srvurl] - if {$state(-timeout) > 0} { - fileevent $sock writable [list http::Connect $token] + # Wait for the connection to complete. + if {![info exists state(-command)]} { + # geturl does EVERYTHING asynchronously, so if the user + # calls it synchronously, we just do a wait here. http::wait $token if {![info exists state]} { @@ -624,13 +637,29 @@ proc http::geturl {url args} { set err [lindex $state(error) 0] cleanup $token return -code error $err - } elseif {$state(status) ne "connect"} { - # Likely to be connection timeout - return $token } - set state(status) "" } + return $token +} + + +proc http::Connected { token proto phost srvurl} { + variable http + variable urlTypes + + variable $token + upvar 0 $token state + + # Set back the variables needed here + set sock $state(sock) + set isQueryChannel [info exists state(-querychannel)] + set isQuery [info exists state(-query)] + set host [lindex [split $state(socketinfo) :] 0] + set port [lindex [split $state(socketinfo) :] 1] + + set defport [lindex $urlTypes($proto) 0] + # Send data in cr-lf format, but accept any line terminators fconfigure $sock -translation {auto crlf} -buffersize $state(-blocksize) @@ -779,35 +808,17 @@ proc http::geturl {url args} { fileevent $sock readable [list http::Event $sock $token] } - if {![info exists state(-command)]} { - # geturl does EVERYTHING asynchronously, so if the user calls it - # synchronously, we just do a wait here. - - wait $token - if {$state(status) eq "error"} { - # Something went wrong, so throw the exception, and the - # enclosing catch will do cleanup. - return -code error [lindex $state(error) 0] - } - } } err]} { # The socket probably was never connected, or the connection dropped # later. - # Clean up after events and such, but DON'T call the command callback - # (if available) because we're going to throw an exception from here - # instead. - # if state(status) is error, it means someone's already called Finish # to do the above-described clean up. if {$state(status) ne "error"} { - Finish $token $err 1 + Finish $token $err } - cleanup $token - return -code error $err } - return $token } # Data access functions: @@ -891,7 +902,7 @@ proc http::cleanup {token} { # Sets the status of the connection, which unblocks # the waiting geturl call -proc http::Connect {token} { +proc http::Connect {token proto phost srvurl} { variable $token upvar 0 $token state set err "due to unexpected EOF" @@ -899,10 +910,10 @@ proc http::Connect {token} { [eof $state(sock)] || [set err [fconfigure $state(sock) -error]] ne "" } { - Finish $token "connect failed $err" 1 + Finish $token "connect failed $err" } else { - set state(status) connect fileevent $state(sock) writable {} + ::http::Connected $token $proto $phost $srvurl } return } @@ -1008,7 +1019,7 @@ proc http::Event {sock token} { } elseif {$n == 0} { # We have now read all headers # We ignore HTTP/1.1 100 Continue returns. RFC2616 sec 8.2.3 - if {$state(http) == "" || [lindex $state(http) 1] == 100} { + if {$state(http) == "" || ([regexp {^\S+\s(\d+)} $state(http) {} x] && $x == 100)} { return } diff --git a/library/http/pkgIndex.tcl b/library/http/pkgIndex.tcl index ae36e64..753b972 100644 --- a/library/http/pkgIndex.tcl +++ b/library/http/pkgIndex.tcl @@ -1,4 +1,4 @@ if {![package vsatisfies [package provide Tcl] 8.6]} {return} -package ifneeded http 2.8.6 [list tclPkgSetup $dir http 2.8.6 {{http.tcl source {::http::config ::http::formatQuery ::http::geturl ::http::reset ::http::wait ::http::register ::http::unregister ::http::mapReply}}}] +package ifneeded http 2.8.7 [list tclPkgSetup $dir http 2.8.7 {{http.tcl source {::http::config ::http::formatQuery ::http::geturl ::http::reset ::http::wait ::http::register ::http::unregister ::http::mapReply}}}] package ifneeded cookiejar 0.1 [list source [file join $dir cookiejar.tcl]] package ifndeeded tcl::idna 1.0 [list source [file join $dir idna.tcl]] |