raspberrymatic-addon-rmupdate/addon/www/rest.cgi

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2017-03-24 19:57:23 +01:00
#!/bin/tclsh
# RaspMatic update addon
#
# Copyright (C) 2017 Jan Schneider <oss@janschneider.net>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
source /usr/local/addons/rmupdate/lib/rmupdate.tcl
proc json_string {str} {
set replace_map {
"\"" "\\\""
"\\" "\\\\"
"\b" "\\b"
"\f" "\\f"
"\n" "\\n"
"\r" "\\r"
"\t" "\\t"
}
return "[string map $replace_map $str]"
}
proc process {} {
global env
if { [info exists env(QUERY_STRING)] } {
set query $env(QUERY_STRING)
set data ""
if { [info exists env(CONTENT_LENGTH)] } {
set data [read stdin $env(CONTENT_LENGTH)]
}
set path [split $query {/}]
set plen [expr [llength $path] - 1]
if {[lindex $path 1] == "version"} {
return "\"[rmupdate::version]\""
} elseif {[lindex $path 1] == "xy"} {
}
}
error "invalid request" "Not found" 404
}
if [catch {process} result] {
set status 500
if { [info exists $errorCode] } {
set status $errorCode
}
puts "Content-Type: application/json"
puts "Status: $status";
puts ""
set result [json_string $result]
puts -nonewline "\{\"error\":\"${result}\"\}"
} else {
puts "Content-Type: application/json"
puts "Status: 200 OK";
puts ""
puts -nonewline $result
}