Make Searchable PDF From Uploaded File Async - Salesforce
PDF Make Text Searchable or Unsearchable sample in Salesforce demonstrating ‘Make Searchable PDF From Uploaded File Async’
MakeSearchablePDFWithFileUpload.cls
public class MakeSearchablePDFWithFileUpload {
public static String API_KEY = '**************************';
public static string DestinationFile = 'Searchable PDF(Using File Upload)';
String[] fileName = new String[] {'sampleScannedPDF'};
List<String> urlList = new List<String>();
public void startProcessing()
{
try
{
for(String fname : fileName)
{
ContentVersion cv = [select Title, VersionData from ContentVersion where Title = :fname limit 1];
Blob SourceFile = cv.VersionData;
//1. Prepare URL for "Get Presigned URL" API call
string url = 'https://api.pdf.co/v1/file/upload/get-presigned-url?contenttype=application/octet-stream&name=:fname';
HttpRequest req = new HttpRequest();
req.setHeader('x-api-key', API_KEY);
req.setEndpoint(url);
req.setMethod('GET');
req.setTimeout(60000);
Http http = new Http();
HTTPResponse res = http.send(req);
if(res.getStatusCode() == 200)
{
System.Debug('res ' + res);
Map<String, Object> deserializedBody = (Map<String, Object>)JSON.deserializeUntyped(res.getBody());
Boolean isError = Boolean.ValueOf(deserializedBody.get('error'));
if(isError == false)
{
// Get URL to use for the file upload
String uploadUrl = String.ValueOf(deserializedBody.get('presignedUrl'));
// Get URL of uploaded file to use with later API calls
String uploadedFileUrl = String.ValueOf(deserializedBody.get('url'));
SYstem.debug('uploadedFileUrl :: '+uploadedFileUrl);
// 2. UPLOAD THE FILE TO CLOUD.
if(uploadFile(API_KEY, uploadUrl, SourceFile))
{
urlList.add(uploadedFileUrl);
System.debug('urlList ' + urlList);
}
}
}
else
{
System.debug('Error Response ' + res.getBody());
System.Debug(' Status ' + res.getStatus());
System.Debug(' Status Code' + res.getStatusCode());
System.Debug(' Response String' + res.toString());
}
}
if (urlList.size() > 0)
{
makePdfTextSearchable(urlList);
}
}
catch(Exception ex)
{
String errorBody = 'Message: ' + ex.getMessage() + ' -- Cause: ' + ex.getCause() + ' -- Stacktrace: ' + ex.getStackTraceString();
System.Debug(errorBody);
}
}
@TestVisible
public static boolean uploadFile(String API_KEY, String url, Blob sourceFile)
{
HttpRequest req = new HttpRequest();
req.setHeader('x-api-key', API_KEY);
req.setHeader('Content-Type', 'application/octet-stream');
req.setEndpoint(url);
req.setMethod('PUT');
req.setTimeout(60000);
req.setBodyAsBlob(sourceFile);
Http http = new Http();
HTTPResponse res = http.send(req);
if(res.getStatusCode() == 200)
{
System.Debug(res.getBody());
return true;
}
else
{
System.debug('Error Response ' + res.getBody());
System.Debug(' Status ' + res.getStatus());
System.Debug(' Status Code' + res.getStatusCode());
System.Debug(' Response String' + res.toString());
return false;
}
}
public static void makePdfTextSearchable(List<String> uploadedFileUrl)
{
System.debug('uploadedFileUrlList[0] :: '+uploadedFileUrl[0]);
string SourceFileUrl = uploadedFileUrl[0];
Map<string, Object> parameters = new Map<string, Object>();
parameters.put('async', 'true');
parameters.put('password', '');
parameters.put('name', 'result.pdf');
parameters.put('pages', '');
parameters.put('lang', 'eng');
parameters.put('url', SourceFileUrl);
string jsonPayload = Json.serialize(parameters);
try
{
string url = 'https://api.pdf.co/v1/pdf/makesearchable';
HttpRequest req = new HttpRequest();
req.setBody(jsonPayload);
req.setHeader('x-api-key', API_KEY);
req.setHeader('Content-Type', 'application/json');
req.setEndpoint(url);
req.setMethod('POST');
req.setTimeout(60000);
Http http = new Http();
HTTPResponse res = http.send(req);
if(res.getStatusCode() == 200)
{
System.Debug('res.getBody()' + res.getBody());
Map<String, Object> deserializedBody = (Map<String, Object>)JSON.deserializeUntyped(res.getBody());
String urlVal = (String)deserializedBody.get('url');
String jobId = (String)deserializedBody.get('jobId');
SYstem.debug('urlVal >>> '+urlVal);
do
{
String statusVal = checkJobStatus(jobId);
if(statusVal == 'success')
{
downloadFile(urlVal, DestinationFile);
break;
}
else if(statusVal == 'working')
{
sleep(3000);
}
else
{
break;
}
}while(true);
}
else
{
System.debug('Success Response ' + res.getBody());
System.Debug(' Status ' + res.getStatus());
System.Debug(' Status Code' + res.getStatusCode());
System.Debug(' Status String' + res.toString());
}
}
catch(Exception ex)
{
String errorBody = 'Message: ' + ex.getMessage() + ' -- Cause: ' + ex.getCause() + ' -- Stacktrace: ' + ex.getStackTraceString();
System.Debug(errorBody);
}
}
public static String checkJobStatus(String jobId)
{
String statusVal;
try
{
string url = 'https://api.pdf.co/v1/job/check?jobid=' + jobId;
HttpRequest req = new HttpRequest();
req.setHeader('x-api-key', API_KEY);
req.setHeader('Content-Type', 'application/json');
req.setEndpoint(url);
req.setMethod('POST');
req.setTimeout(60000);
Http http = new Http();
HTTPResponse res = http.send(req);
if(res.getStatusCode() == 200)
{
System.Debug('res ' + res.getBody());
Map<String, Object> deserializedBody = (Map<String, Object>)JSON.deserializeUntyped(res.getBody());
statusVal = (String)deserializedBody.get('status');
}
else
{
System.debug('Success Response ' + res.getBody());
System.Debug(' Status ' + res.getStatus());
System.Debug(' Status Code' + res.getStatusCode());
System.Debug(' Status String' + res.toString());
}
}
catch(Exception ex)
{
String errorBody = 'Message: ' + ex.getMessage() + ' -- Cause: ' + ex.getCause() + ' -- Stacktrace: ' + ex.getStackTraceString();
System.Debug(errorBody);
}
return statusVal;
}
@TestVisible
private static void downloadFile(String extFileUrl, String DestinationFile)
{
Http h = new Http();
HttpRequest req = new HttpRequest();
extFileUrl = extFileUrl.replace(' ', '%20');
req.setEndpoint(extFileUrl);
req.setMethod('GET');
req.setHeader('Content-Type', 'application/pdf');
req.setCompressed(true);
req.setTimeout(60000);
//Now Send HTTP Request
HttpResponse res = h.send(req);
if(res.getStatusCode() == 200)
{
blob fileContent = res.getBodyAsBlob();
ContentVersion conVer = new ContentVersion();
conVer.ContentLocation = 'S'; // to use S specify this document is in Salesforce, to use E for external files
conVer.PathOnClient = DestinationFile + '.pdf'; // The files name, extension is very important here which will help the file in preview.
conVer.Title = DestinationFile; // Display name of the files
conVer.VersionData = fileContent;
insert conVer;
System.Debug('Success');
}
else
{
System.debug('Error Response ' + res.getBody());
System.Debug(' Status ' + res.getStatus());
System.Debug(' Status Code' + res.getStatusCode());
System.Debug(' Response String' + res.toString());
}
}
public static void sleep(integer milliseconds)
{
Long timeDiff = 0;
DateTime firstTime = System.now();
do {
timeDiff = System.now().getTime() - firstTime.getTime();
}
while(timeDiff <= milliseconds);
}
}
MakeSearchablePDFWithFileUploadTest.cls
@isTest
private class MakeSearchablePDFWithFileUploadTest {
@isTest static void testStartProcessing()
{
ContentVersion con = new ContentVersion();
con.Title = 'sampleScannedPDF';
con.VersionData=Blob.valueOf('Test Document');
con.PathOnClient = 'sampleScannedPDF.pdf';
insert con;
Test.startTest();
Test.setMock(HttpCalloutMock.class, new MakeSearchablePDFCallOutMock());
MakeSearchablePDFWithFileUpload searchablePDF = new MakeSearchablePDFWithFileUpload();
MakeSearchablePDFWithFileUpload.API_KEY = 'testapikey';
searchablePDF.startProcessing();
Test.stopTest();
List<ContentVersion> cv = [select Id,Title from ContentVersion];
System.assertEquals('sampleScannedPDF', cv[0].Title);
}
@isTest static void testStartProcessingForCatch()
{
ContentVersion con = new ContentVersion();
con.Title = 'sampleScannedPDF';
con.VersionData=Blob.valueOf('Test Document');
con.PathOnClient = 'sampleScannedPDF.pdf';
insert con;
Test.startTest();
MakeSearchablePDFWithFileUpload searchablePDF = new MakeSearchablePDFWithFileUpload();
MakeSearchablePDFWithFileUpload.API_KEY = 'testapikey';
searchablePDF.startProcessing();
Test.stopTest();
List<ContentVersion> cv = [select Id,Title from ContentVersion];
System.assertEquals('sampleScannedPDF', cv[0].Title);
}
@isTest static void testmakePdfTextSearchableJobSuccess()
{
List<String> urlList = new List<String>();
urlList.add('test');
Test.startTest();
Test.setMock(HttpCalloutMock.class, new MakeSearchablePDFCallOutMockForCheckStatusSuccess());
MakeSearchablePDFWithFileUpload.makePdfTextSearchable(urlList);
Test.stopTest();
}
@isTest static void testmakePdfTextSearchableJobSuccessForCatch()
{
List<String> urlList = new List<String>();
urlList.add('test');
Test.startTest();
MakeSearchablePDFWithFileUpload.makePdfTextSearchable(urlList);
Test.stopTest();
}
@isTest static void testSleep()
{
Test.startTest();
MakeSearchablePDFWithFileUpload.sleep(3000);
Test.stopTest();
}
public class MakeSearchablePDFCallOutMock implements HttpCalloutMock {
public HTTPResponse respond(HTTPRequest request) {
// Create a fake response
HttpResponse response = new HttpResponse();
response.setHeader('Content-Type', 'application/json');
response.setBody('{"presignedUrl":"https://pdf-temp-files.s3-us-west-2.amazonaws.com/0c72bf56341142ba83c8f98b47f14d62/test.pdf?X-Amz-Expires=900&X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIAIZJDPLX6D7EHVCKA/20200302/us-west-2/s3/aws4_request&X-Amz-Date=20200302T143951Z&X-Amz-SignedHeaders=host&X-Amz-Signature=8650913644b6425ba8d52b78634698e5fc8970157d971a96f0279a64f4ba87fc","url": "https://pdf-temp-files.s3.amazonaws.com/a0d52f35504e47148d1771fce875db7b/test.pdf", "pageCount": 1, "error": false, "Status": 200, "name": "test.pdf", "remainingCredits": 99033681, "credits": 35 } ');
response.setStatusCode(200);
return response;
}
}
public class MakeSearchablePDFCallOutMockForCheckStatusSuccess implements HttpCalloutMock {
public HTTPResponse respond(HTTPRequest request) {
// Create a fake response
HttpResponse response = new HttpResponse();
response.setHeader('Content-Type', 'application/json');
response.setBody('{ "status": "success", "remainingCredits": 60227,"url": "https://pdf-temp-files.s3.amazonaws.com/a0d52f35504e47148d1771fce875db7b/result.pdf" } ');
response.setStatusCode(200);
return response;
}
}
}
PDF.co Web API: the Web API with a set of tools for documents manipulation, data conversion, data extraction, splitting and merging of documents. Includes image recognition, built-in OCR, barcode generation and barcode decoders to decode bar codes from scans, pictures and pdf.
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