SAP-BSP-OCR-Tesseract-Javascript

SAP BSP : Simple OCR Tesseract Javascript

SAP Business Server Pages : Simple Optical Character Recognition (OCR) and save to Z table with Tesseract Javascript

1. Create ZTESERACT_JOHN (SAP BSP Program)
2. Create 2 page html a. ImageInput.htm b. proses.htm
3. Import file image to folder MIME object
4. Run program URL : Page -> Properties -> URL example: http://sapserver.mydomain.com:port/sap/bc/bsp/sap/zbspapp/page.htm

Page ImageInput.htm Layout (see ImageInput.html)

Event Handler (OnInputProcessing)

• event handler for checking and processing user input and
• for defining navigation

navigation->set_parameter( 'var1' ).

Page Attributes var1 TYPE STRING

Page proses.htm Layout (see proses.html)

EventHandler (OnInitialization)

• event handler for data retrieval

data : lv_var1 TYPE STRING.

data : ls_image TYPE zimage_john. data : lt_image TYPE STANDARD TABLE OF zimage_john. data : row TYPE i.

lv_var1 = request->get_form_field( 'var1' ).

if lv_var1 IS NOT INITIAL.

Reference: http://progur.com/2016/10/how-to-use-tesseract-for-ocr-javascript.html

https://stackoverflow.com/questions/18174372/pass-div-element-into-javascript-

function

https://stackoverflow.com/questions/7764154/pass-a-javascript-variable-value-into-

input-type-hidden-value

https://www.w3schools.com/jsref/tryit.asp?filename=tryjsref_hidden_value

http://www.rjruss.info/2011/06/sap-bsp-for-lotus-notes-widgets-display.html