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#!/usr/bin/env tclsh
# $Id$
set KOAKUMA_VERSION "1.00"
set components ""
proc exiting {code} {
exit $code
}
proc loop_components {run} {
global components
foreach {name description version} $components {
eval $run
}
}
proc crash {reason} {
global components KOAKUMA_VERSION
puts stderr "----- Start Koakuma Crash dump log -----"
puts stderr "Included components:"
loop_components {
puts stderr " $name: $description, version $version"
}
puts stderr "Reason: $reason"
puts stderr "----- End Koakuma Crash dump log -----"
puts "Content-Type: text/html"
puts "Status: 500 Internal Server Error"
puts ""
puts "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 3.2 Final//EN\">"
puts "<html>"
puts " <head>"
puts " <meta http-equiv=\"Content-Type\" content=\"text/html;charset=UTF-8\">"
puts " <title>Oops</title>"
puts " </head>"
puts " <body>"
puts " <h1>Oops</h1>"
puts " <hr>"
puts " Koakuma version $KOAKUMA_VERSION crashed, reason: <code>$reason</code><br>"
puts " See the server error log for details."
puts " </body>"
puts "</html>"
exiting 1
}
if { ![info exists env(PATH_INFO)] } {
puts "Status: 301 Moved Permanently"
puts "Location: $env(SCRIPT_NAME)/"
puts ""
exiting 0
}
if { [catch {
package require tdom
dom createNodeCmd -tagName "rpc" elementNode rootXML
dom createNodeCmd -tagName "version" -jsonType NONE elementNode keyVersion
dom createNodeCmd -jsonType STRING textNode valueString
}] } {
crash "Failed to load tDOM"
}
if { [catch {
foreach path [glob @@PREFIX@@/lib/koakuma/component/*.tcl] {
source "$path"
}
}] } {
crash "Could not load components"
}
set toc ""
set result ""
set content ""
proc rputs {data} {
global result
if { "$result" == "" } {
set result "$data"
} else {
set result "$result\n$data"
}
}
proc tputs {data} {
global content
if { "$content" == "" } {
set content "$data"
} else {
set content "$content\n$data"
}
}
proc html_escape {data} {
return "[regsub -all {&} "[regsub -all {>} "[regsub -all {<} "$data" "<"]" ">"]" "&"]"
}
proc open_projects {} {
while 1 {
if { ![info exists "@@PREFIX@@/lib/koakuma/db/projects.lock"] } {
break
}
set fid [open "@@PREFIX@@/lib/koakuma/db/projects.lock" "w"]
if { ![info exists "/proc/[gets $fid line]"] } {
close $fid
break
}
after 10
close $fid
}
set fid [open "@@PREFIX@@/lib/koakuma/db/projects.lock" "w"]
puts $fid "[pid]"
close $fid
}
proc scan_projects {run} {
set fid [open "@@PREFIX@@/lib/koakuma/db/projects.db" "r"]
set content ""
while { [gets $fid line] >= 0 } {
if { "$content" == "" } {
set content "$line"
} else {
set content "$content\n$line"
}
}
close $fid
set dom [dom parse "$content"]
set doc [$dom documentElement]
foreach elem [$doc selectNodes "/projects/project"] {
set name "[$elem selectNodes "string(name)"]"
set description "[$elem selectNodes "string(description)"]"
eval $run
}
}
proc project_exists {projname} {
set desc ""
scan_projects {
upvar 1 desc desc
upvar 1 projname projname
if { "$name" == "$projname" } {
set desc "$description"
break
}
}
return "$desc"
}
proc close_projects {} {
file delete "@@PREFIX@@/lib/koakuma/db/projects.lock"
}
proc start_html {title has_toc} {
global toc
rputs "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\" \"http://www.w3.org/TR/html4/loose.dtd\">"
rputs "<html>"
rputs " <head>"
rputs " <meta http-equiv=\"Content-Type\" content=\"text/html;charset=UTF-8\">"
rputs " <title>$title - Koakuma</title>"
rputs " <link rel=\"stylesheet\" href=\"/static/style.css\">"
rputs " </head>"
rputs " <body>"
rputs " <a href=\"/koakuma\" id=\"gomain\">"
rputs " <img src=\"/static/koakuma.png\" alt=\"Koakuma by Kasuya Baian\" height=\"192px\">"
rputs " </a>"
rputs " <div id=\"space\"></div>"
rputs " <div id=\"title\">"
rputs " Koakuma"
rputs " </div>"
rputs " <div id=\"clearfix\"></div>"
if { "$has_toc" == "1" } {
rputs " <div id=\"toc\">"
rputs " <div id=\"toctitle\">TOC</div>"
foreach sect $toc {
if { "[string range "[regsub -all { } "$sect" "-"]" 0 0]" == "-" } {
rputs "<a class=\"shiftlink\" href=\"#TOC-[regsub {^-} "[regsub -all { } "$sect" "-"]" ""]\">[regsub {^-} "$sect" ""]</a><br>"
} else {
rputs "<a href=\"#TOC-[regsub -all { } "$sect" "-"]\">$sect</a><br>"
}
}
rputs " </div>"
}
if { "$has_toc" == "1" } {
rputs " <div id=\"doc\">"
} else {
rputs " <div id=\"doc-notoc\">"
}
rputs " <h1>$title</h1>"
}
proc end_html {has_toc} {
global KOAKUMA_VERSION
rputs " </div>"
rputs " <hr>"
rputs " <i>Powered by <a href=\"http://nishi.boats/koakuma\">Koakuma</a> $KOAKUMA_VERSION</i>"
rputs " </body>"
rputs "</html>"
}
proc add_toc {data} {
global toc
tputs "<h2 id=\"TOC-[regsub -all { } "$data" "-"]\"><a href=\"#TOC-[regsub -all { } "$data" "-"]\">#</a> $data</h2>"
lappend toc "$data"
}
proc add_toc2 {data} {
global toc
tputs "<h3 id=\"TOC-[regsub -all { } "$data" "-"]\"><a href=\"#TOC-[regsub -all { } "$data" "-"]\">#</a> $data</h3>"
lappend toc "-$data"
}
if { [catch {
set path "[regsub -all {/+} "$env(PATH_INFO)" "/"]"
if { [regexp {^/rpc(/.*)?$} "$path"] } {
rputs "Content-Type: application/json"
} else {
rputs "Content-Type: text/html"
}
if { "$path" == "/" } {
add_toc "Tcl Information"
tputs "<table border=\"0\">"
tputs " <tr>"
tputs " <th>"
tputs " Version"
tputs " </th>"
tputs " <td>"
tputs " $tcl_version"
tputs " </td>"
tputs " </tr>"
tputs " <tr>"
tputs " <th>"
tputs " Platform"
tputs " </th>"
tputs " <td>"
tputs " $tcl_platform(os)/$tcl_platform(machine) $tcl_platform(osVersion)"
tputs " </td>"
tputs " </tr>"
tputs "</table>"
add_toc "Components"
loop_components {
if { [llength [info procs "${name}_info"]] > 0 } {
${name}_info
}
}
set has_projects 0
add_toc "Projects"
open_projects
scan_projects {
upvar 1 has_projects has_projects
if { "$has_projects" == "0" } {
set has_projects 1
tputs "<table border=\"0\">"
}
tputs "<tr>"
tputs " <th><a href=\"/koakuma/project/$name\">$name</a></th>"
tputs " <td>$description</td>"
tputs "</tr>"
}
close_projects
if { "$has_projects" == "1" } {
tputs "</table>"
} else {
tputs "No projects have been added, yet."
}
rputs ""
start_html "Main" 1
rputs "$content"
end_html 1
} elseif { [regexp {^/rpc(/.*)?$} "$path"] } {
rputs ""
regexp {^/rpc(/.*)?$} "$path" -> api
set doc [dom createDocumentNode]
set root $doc
if { "$api" == "" || "$api" == "/" } {
$root appendFromScript {
keyVersion {valueString "$KOAKUMA_VERSION"}
}
rputs "[$doc asJSON]"
}
} elseif { [regexp {^/project/[^/]+.*$} "$path"] } {
regexp {^/project/([^/]+).*$} "$path" -> projname
open_projects
set has_project [project_exists "$projname"]
close_projects
if { "$has_project" != "" } {
add_toc "Description"
tputs "[html_escape "$has_project"]"
rputs ""
start_html "Project: $projname" 1
rputs "$content"
end_html 1
} else {
tputs "I could not find the project you were finding."
rputs "Status: 404 Not Found"
rputs ""
start_html "Not Found" 0
rputs "$content"
end_html 0
}
} else {
tputs "I could not find the content you were finding."
rputs "Status: 404 Not Found"
rputs ""
start_html "Not Found" 0
rputs "$content"
end_html 0
}
}] } {
crash "Could not render the HTML"
} else {
puts "$result"
}
exiting 0