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authordkf <donal.k.fellows@manchester.ac.uk>2013-04-05 08:46:23 (GMT)
committerdkf <donal.k.fellows@manchester.ac.uk>2013-04-05 08:46:23 (GMT)
commit859eff84db9b495f0a1b3f31891771cf97ef84b0 (patch)
treef5f6fac2cbc9a9062c2bd4baabdf6ade4b560dd3 /library/http
parent38dfb78b4e41733a7390a1c787ea7ab0fd95c8d1 (diff)
parente6f4d201ce9edec15fbdefbf5f3711afee040743 (diff)
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merge trunk
Diffstat (limited to 'library/http')
-rw-r--r--library/http/http.tcl85
-rw-r--r--library/http/pkgIndex.tcl2
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]]