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Document OCR for SalesForce

WiseTREND Attachment OCR for SalesForce GUIDE.

Release 2.0
Updated 2020/03/18




WiseTREND Attachment OCR Converter for SalesForce automatically converts your attachments (images in PDF / TIFF / PNG / JPG / BMP formats) to textual results (in TXT / PDF / RTF / Word / Excel / XML / CSV / others, with full Unicode support). Multilingual OCR in a variety of languages (listed at the end of this document) is supported.

Key Processing Features:

  • Automatically processing all of the attachments
  • Full OCR configuration inside SalesForce
  • Job reports for each attachment
  • Ability to host the backend component on your server

Installation Guide

Crawler installation

1. Login to your Salesforce Organisation.
2. In a separate tab enter the link given above for WiseTREND Attachment OCR Converter v1.8, the following screen will be displayed showing all the components this project has used.

3. Select ‘All Users’, check ‘I acknowledge..’ and click ‘Install’ to begin the installation
4. Accept the authorized endpoint to give salesforce prior access to this api sites.
5. It will take a little bit of time to install the package in your organization. You may receive the following message:
You will receive an email notification after the installation is done.
6. Once it is installed, go to Administer> Manage Apps > Connected Apps and click the ‘WiseTREND Attachment OCR Converter’
7. Click ‘Edit Policies’ and set ‘IP Relaxation’ setting to ‘Relax IP restrictions’
8. Select the WiseTREND Attachment OCR Converter from the Salesforce apps menu.
9. You will have two tabs, one for checking the job status and controlling the scheduler actions and the other is the UI to control all the WiseTREND Attachment OCR Converter settings in one place.
10 .If you select the tab WiseTREND Converter Jobs Log , you will be shown the ‘manage subscription’ link
11. Proceed to the link and register on the WiseTREND portal. You will be given 50 free pages by default.
12. Enable the API service and generate an API key.
13. Copy the key, go to the ‘WiseTREND OCR Converter Settings’ page in SalesForce, press ‘Edit Credentials’ and paste generated key to ‘Subscription API Key’ field
14. If you are not using the backend component, then disable the checkmark ‘Backend Component Locally Hosted’
15. Create a user with the rights to use API and the access to create/modify attachments
16. Paste this user’s username, password and security token to appropriate fields
17. You can test the scheduler with ‘Mimic scheduler’ button
18. Start the scheduler.

Backend installation (optional)

If you are planning to use the backend component on your server:

System Requirements:

– Server with public address/IP
– Windows operating system
– NetFramework 4.7.1 installed
– Administrator rights to install service

Installation instructions:

1. Create a user in SalesForce with the rights to use API and access to attachments
2. Download the backed package from WiseTREND (request from
3. Export the archive content to a folder. Note: you will not be able to move the files after the installation
4. Open the ‘OCR-IT.Salesforce.Service.exe.config’ file
– Set the parameters:

KEY Description
LoggingLevel Specifies the amount of messages that are logged in the logs. You can set this to ‘Warning’ if the load on the server is too high. 
Address Public address of the server where this backend component is installed
Port Public port on the server where this backend component is installed. SalesForce Crawler will connect to this port to send your recognition settings to the backend component. Please make sure the port is open to accept http messages requests.
IsSandboxUser Specify if you are using the sandbox org. Possible values: ‘true’ and ‘false’
Username Username of the user created on step 1
Password Password of the user created on step 1
SecurityToken SecurityToken of the user created on step 1
ApiKey ApiKey obtained at
InstanceUrl SalesForce instance url. If you are using the instance url to login, please specify it. Otherwise please leave it empty
5. Run install.bat as administrator
6. Open browser and go to Address:Port/api/SalesForceJobScheduler specified in config. You should see the following: “WiseTREND.SalesForce app self-test. Job queue successfully retrieved.”

WiseTREND OCR Converter Settings Tab

Schedule Job

– Button “Start the scheduler”
Scheduler will send the OCR settings and the credentials (in encrypted format) info to the backend component every X minutes. (see ‘Scheduler interval’ setting)
– Button “Start the scheduler”
This button runs the scheduler but does not send the files to OCR yet. The created jobs can be seen on the ‘WiseTREND Converter Jobs Log’ in ‘Trial’ status. The purpose of this button is to test the process.
– Button “Stop the scheduler”

Change Subscription Key

– Subscription API Key
OCR API key can be obtained only on portal

Salesforce Integration Credential

– Backend Component Locally Hosted
Please see the backed component installation instructions
– Other fields
If you are using the Backend Component you need to specify this values in the application config on your machine.

Scheduler interval

– Interval in minutes on which WiseTREND Converter sends the request to recognize attachments to the backend component/ OCR API service. To reduce the load in SalesForce server, the minimum interval is 10 minutes.

Additional options

– Replace Original Attachment
Only attachments of the same type as the original file are replaced, e.g. if you process pdf file and select pdf, csv and ppt as export formats, the original pdf file will be replaced and as the result you will have 3 attachments: pdf, csv and ppt
– Include Only Attachments with Tag
Process Attachments that contain the provided tag anywhere within the Attachment filename. Case sensitive. If this field is not empty, then any other attachments without this tag will be skipped. Leave the field empty to disable this filter.
– Exclude Only Attachments with Tag
Skip processing Attachments containing this Tag anywhere within the Attachment filename. Case sensitive. Leave the field empty to disable this filter.

Processed files naming template options

– Processed file will be renamed according to this rules

Parent object filter options

– You can filter out the parent objects (e.g. Accounts, Contacts) attachments of which will be processed

Process these image file types at first encounter by the crawler
Return file types
Advanced OCR options

– Please see the description of the option in the OCR API Guide here.

WiseTREND Converter Jobs Log Tab

– In the Job status tab you can search any job by parameter, the search mode is auto type , so there is no Search button specifically.
– Once the job state is Completed, you can see the attachments in its parent record.
– If the job id is selected, the Job status record with more information is opened. Also for completed job if the file returns in more than one type and not replaced with original attachment, then a separate child entry is inserted to track all the files returned from OCR system and not to include those for processing again in the next batch.