'markup', '#markup' => '' ); $form["QR_code"] = array( "#type" => "textfield", "#title" => "Enter QR Code", "#default_value" => '', "#required" => TRUE ); $form["submit"] = array( "#type" => "submit", "#value" => "Verify", '#ajax' => array( 'callback' => 'verify_certificates_form_submit', 'progress' => array( 'message' => '' ) ) ); $form['displaytable'] = array( '#type' => 'markup', '#prefix' => '

', '#suffix' => '

', '#markup' => '' ); return $form; } function verify_certificates_form_submit($form, &$form_state) { $page_content = ""; $v = $form_state["values"]; $qr_code = $v["QR_code"]; $page_content = verify_qrcode_fromdb($qr_code); $form['displaytable']['#markup'] = $page_content; $commands[] = ajax_command_html("#displaytable", drupal_render($form['displaytable'])); return array( '#type' => 'ajax', '#commands' => $commands ); } function verify_qrcode_fromdb($qr_code) { $query = db_select('textbook_companion_qr_code'); $query->fields('textbook_companion_qr_code', array( 'proposal_id' )); $query->condition('qr_code', $qr_code); $result = $query->execute(); $proposal_id = $result->fetchObject()->proposal_id; if ($proposal_id) { $query2 = db_query("SELECT * FROM {textbook_companion_preference} WHERE approval_status=1 AND proposal_id= :prop_id", array( ':prop_id' => $proposal_id )); $data2 = $query2->fetchObject(); $query3 = db_query("SELECT * FROM {textbook_companion_proposal} WHERE id= :prop_id", array( ':prop_id' => $proposal_id )); $data3 = $query3->fetchObject(); $page_content = ""; $page_content .= "

Participation Details

"; $page_content .= ""; $page_content .= ""; $page_content .= ""; $page_content .= ""; $page_content .= ""; $page_content .= ""; $page_content .= ""; $page_content .= "

Name	" . $data3->full_name . "
Project	DWSIM Textbook Companion
Books completed	" . $data2->book . "
Book Author	" . $data2->author . "

"; } //$proposal_id else { $page_content = "Sorry ! The serial number you entered seems to be invalid. Please try again ! "; } return $page_content; }