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functions.php
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functions.php
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<?php
/*
CWSlack-SlashCommands
Copyright (C) 2018 jundis
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/>.
*/
// This file contains support functions for the CWSlack stack.
// Do not modify unless you know what you're doing.
/**
* @param $url
* @param $header
* @return mixed
*/
$globalVersion = "2019.2";
function cURL($url, $header)
{
global $debugmode; //Require global variable $debugmode from config.php.
$ch = curl_init(); //Initiate a curl session
//Create curl array to set the API url, headers, and necessary flags.
$curlOpts = array(
CURLOPT_URL => $url, //URL to send the curl request to
CURLOPT_RETURNTRANSFER => true, //Request data returned instead of output
CURLOPT_HTTPHEADER => $header, //Header to include, mainly for authorization purposes
CURLOPT_FOLLOWLOCATION => true, //Follow 301/302 redirects
CURLOPT_HEADER => 1, //Use header
);
curl_setopt_array($ch, $curlOpts); //Set the curl array to $curlOpts
$answerTData = curl_exec($ch); //Set $answerTData to the curl response to the API.
$headerLen = curl_getinfo($ch, CURLINFO_HEADER_SIZE); //Get the header length of the curl response
$curlBodyTData = substr($answerTData, $headerLen); //Remove header data from the curl string.
if($debugmode) //If the global $debugmode variable is set to true
{
var_dump($answerTData); //Dump the raw data.
}
// If there was an error, show it
if (curl_error($ch)) {
die(curl_error($ch));
}
curl_close($ch); //Close the curl connection for cleanup.
$jsonDecode = json_decode($curlBodyTData); //Decode the JSON returned by the CW API.
if(is_array($jsonDecode) && array_key_exists("code",$jsonDecode)) { //Check if array contains error code
if($jsonDecode->code == "NotFound") { //If error code is NotFound
die("Connectwise record was not found."); //Report that the ticket was not found.
}
if($jsonDecode->code == "Unauthorized") { //If error code is an authorization error
die("401 Unauthorized, check API key to ensure it is valid."); //Fail case.
}
else { //Else other error
die("Unknown Error Occurred, check API key and other API settings. Error " . $jsonDecode->code . ": " . $jsonDecode->message); //Fail case, including the message and code output from connectwise.
}
}
if(is_array($jsonDecode) && array_key_exists("errors",$jsonDecode)) //If connectwise returned an error.
{
$errors = $jsonDecode->errors; //Make array easier to access.
die("ConnectWise Error: " . $errors[0]->message); //Return CW error
}
return $jsonDecode; //Return the decoded output.
}
/**
* @param $url
* @param $header
* @param $postfieldspre
* @return mixed
*/
function cURLPost($url, $header, $request, $postfieldspre)
{
global $debugmode; //Require global variable $debugmode from config.php
$ch = curl_init(); //Initiate a curl session
$postfields = json_encode($postfieldspre); //Format the array as JSON
//Same as previous curl array but includes required information for PATCH commands.
$curlOpts = array(
CURLOPT_URL => $url,
CURLOPT_RETURNTRANSFER => true,
CURLOPT_HTTPHEADER => $header,
CURLOPT_FOLLOWLOCATION => true,
CURLOPT_CUSTOMREQUEST => $request,
CURLOPT_POSTFIELDS => $postfields,
CURLOPT_POST => 1,
CURLOPT_HEADER => 1,
);
curl_setopt_array($ch, $curlOpts);
$answerTCmd = curl_exec($ch);
$headerLen = curl_getinfo($ch, CURLINFO_HEADER_SIZE);
$curlBodyTCmd = substr($answerTCmd, $headerLen);
if($debugmode)
{
var_dump($answerTCmd);
}
// If there was an error, show it
if (curl_error($ch)) {
die(curl_error($ch));
}
curl_close($ch);
if($curlBodyTCmd == "ok") //Slack catch
{
return null;
}
$jsonDecode = json_decode($curlBodyTCmd); //Decode the JSON returned by the CW API.
if(is_array($jsonDecode) && array_key_exists("code",$jsonDecode)) { //Check if array contains error code
if($jsonDecode->code == "NotFound") { //If error code is NotFound
die("Connectwise record was not found."); //Report that the ticket was not found.
}
else if($jsonDecode->code == "Unauthorized") { //If error code is an authorization error
die("401 Unauthorized, check API key to ensure it is valid."); //Fail case.
}
else if($jsonDecode->code == "InvalidObject" && $jsonDecode->message == "schedule object is invalid")
{
die("Error: " . $jsonDecode->errors->message . " - Please check to ensure you have this user mapped in the database using /dbm, as their name most likely differs between Slack and ConnectWise");
}
else if($jsonDecode->code == NULL)
{
//do nothing.
}
else {
die("Unknown Error Occurred, check API key and other API settings. Error " . $jsonDecode->code . ": " . $jsonDecode->message); //Fail case.
}
}
if(is_array($jsonDecode) && array_key_exists("errors",$jsonDecode)) //If connectwise returned an error.
{
$errors = $jsonDecode->errors; //Make array easier to access.
die("ConnectWise Error: " . $errors[0]->message); //Return CW error
}
return $jsonDecode;
}
function authHeader($company, $publickey, $privatekey)
{
global $cwClientId;
global $globalVersion;
$apicompanyname = strtolower($company); //Company name all lower case for api auth.
$authorization = base64_encode($apicompanyname . "+" . $publickey . ":" . $privatekey); //Encode the API, needed for authorization.
return array("Authorization: Basic ". $authorization,
"clientId: " . $cwClientId,
"Accept: application/vnd.connectwise.com+json; version=" . $globalVersion);
}
function postHeader($company, $publickey, $privatekey)
{
global $cwClientId;
global $globalVersion;
$apicompanyname = strtolower($company); //Company name all lower case for api auth.
$authorization = base64_encode($apicompanyname . "+" . $publickey . ":" . $privatekey); //Encode the API, needed for authorization.
return array(
"Authorization: Basic " . $authorization,
"clientId: " . $cwClientId,
"Accept: application/vnd.connectwise.com+json; version=" . $globalVersion,
"Content-Type: application/json"
);
}
?>