API to retrive, rename and delete docs fom camsacnner.net

CamSacnnerApi.php

<?php

class CamSacnnerApiHttpError extends Exception {}
class CamSacnnerApiBadLogin extends Exception {}
class CamSacnnerApiError extends Exception {}

class CamSacnnerApi {
	
	private $baseUrl    = "https://www.camscanner.com";
	private $baseUrlJpg = null;
	private $username = null;
	private $password = null;
	private $isLogged = false;
	private $cookies = [];
	
	private function _isJson($string) {
		json_decode($string);
		return (json_last_error() == JSON_ERROR_NONE);
	}
	
	private function _makeRequest($method, $url, $data = null, $headers = []) {
        //open connection
        $ch = curl_init();

        curl_setopt($ch, CURLOPT_URL, $this->baseUrl.$url);
        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); 
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
	curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 120);
        curl_setopt($ch, CURLOPT_TIMEOUT, 120);
	curl_setopt($ch, CURLOPT_COOKIEJAR, dirname(__FILE__) . '/cookie.txt');
	curl_setopt($ch, CURLOPT_COOKIEFILE, dirname(__FILE__) . '/cookie.txt');

	if($method == "POST") {
		curl_setopt($ch, CURLOPT_POST, 1);
		if(!empty($data))
		curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($data));
	}


	$result        = curl_exec($ch);
	$responseCode  = curl_getinfo($ch, CURLINFO_HTTP_CODE);
	$contentType   = curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
	$cookies       = curl_getinfo($ch, CURLINFO_COOKIELIST);
	$errno         = curl_errno($ch);

	foreach($cookies as $cookie) {
		$data = explode("\t", $cookie);
		$this->cookies[$data[5]] = $data[6];
	}

        //close connection
        curl_close($ch);
		
	if(substr($responseCode, 0, 1) <> 2) {
		throw new CamSacnnerApiHttpError("Error http call response: $responseCode to $url");
	}

	if($this->_isJson($result))
		$result = json_decode($result);

	return $result;
    }
	
	private function _isLogged() {
		if($this->isLogged == false) {
			throw new CamSacnnerApiError('Must be logged');
		}
	}
	
	
	public function __construct($username = null, $password = null) {
		if(is_null($username)) $username = $this->username;
		if(is_null($password)) $password = $this->password;
		
		$act = 'submit';
		
		$login = $this->_makeRequest('POST', '/user/login', compact('username', 'password', 'act'));
		if(!is_object($login)) {
			throw new CamSacnnerApiBadLogin();
		}
		
		$this->isLogged = true;
	}
	
	
	public function docs() {
		$this->_isLogged();
		
		$docs = $this->_makeRequest('POST', '/doc/list', null, ['x-requested-with: XMLHttpRequest']);
		if(!is_object($docs) && isset($docs->data->list)) {
			throw new CamSacnnerApiError();
		}
		
		$this->baseUrlJpg = str_replace('/u/CamScanner_Page/', '', $docs->data->server);
		
		return $docs->data->list;
	}
	
	public function docDownloadPDF($docId) {
		$this->_isLogged();
		$result = $this->_makeRequest('POST', '/doc/downloadpdf', ['json_download' => json_encode(['docs' => [$docId.'.jdoc']])],['x-requested-with: XMLHttpRequest']);
		
		if(isset($result->errno) || !isset($result->data)) {
			throw new CamSacnnerApiError("Invalid doc id!");
		}
		
		$docs = $this->docs();
		$mapDocs = [];
		foreach($docs as $doc) $mapDocs[$doc->doc_id] = $doc->title;
		
		
		return $result->data."?".http_build_query(['title' => $mapDocs[$docId].'.pdf']);
	}
	
	public function docDelete($doc_id) {
		$this->_isLogged();
		$result = $this->_makeRequest('POST', '/doc/delete', compact('doc_id'),['x-requested-with: XMLHttpRequest']);
		
		if(isset($result->errno) || !isset($result->data)) {
			throw new CamSacnnerApiError("Invalid doc id!");
		}
		
		return $result->data;
	}
	
	public function docUpdate($doc_id, $title) {
		$this->_isLogged();
		$result = $this->_makeRequest('POST', '/doc/update', compact('doc_id', 'title'), ['x-requested-with: XMLHttpRequest']);
		
		if(isset($result->errno) || !isset($result->data)) {
			throw new CamSacnnerApiError("Invalid doc id!");
		}
		
		return $result->data;
	}
	
}

TODO
Manage folder
Download jpg
Move file
Tags

//EXEMPLE of usage

$CS = new CamSacnnerApi('USERNAME', 'PASSWORD');

//Retrives all docs
$CS->docs();

//Download a doc (doc_id from docs())
$CS->docDownloadPDF($doc_id);

//Delete doc
$CS->docDelete($doc_id);

//Rename doc
$CS->docUpdate($doc_id, 'NEW NAME');