Implement Software Upgrade Management API and Frontend Functionality

- Added software.php for managing software versions, including download and purchase actions.
- Created upgrade_paths.php for handling upgrade paths management.
- Developed user_licenses.php for managing user licenses.
- Introduced version_access_rules.php for managing access rules for software versions.
- Implemented frontend functions in functions.js for interacting with the software upgrade API.
- Added version_access.php for user access validation and license management.
- Created upgrades.php for displaying available upgrades and handling user interactions.
- Enhanced UI with responsive design and progress indicators for downloads and purchases.

api/v2/post/version_access_rules.php

@@ -0,0 +1,84 @@
+<?php
+defined($security_key) or exit;
+
+//------------------------------------------
+// Version Access Rules Management
+//------------------------------------------
+
+//Connect to DB
+$pdo = dbConnect($dbname);
+
+//CONTENT FROM API (POST)
+$post_content = json_decode($input,true);
+
+//SoldTo is empty
+if (empty($partner->soldto) || $partner->soldto == ''){$soldto_search = '%';} else {$soldto_search = '-%';}
+
+//default whereclause
+list($whereclause,$condition) = getWhereclause('',$permission,$partner,'');
+
+//SET PARAMETERS FOR QUERY
+$id = $post_content['id'] ?? ''; //check for id
+$command = ($id == '')? 'insert' : 'update';  //IF id = empty then INSERT
+if (isset($post_content['delete'])){$command = 'delete';} //change command to delete
+$date = date('Y-m-d H:i:s');
+
+//CREATE EMPTY STRINGS
+$clause = '';
+$clause_insert ='';
+$input_insert = '';
+
+//ADD STANDARD PARAMETERS TO ARRAY BASED ON INSERT OR UPDATE
+if ($command == 'update'){
+    $post_content['updated'] = $date;
+    $post_content['updatedby'] = $username;
+}
+elseif ($command == 'insert'){
+    $post_content['created'] = $date;
+    $post_content['createdby'] = $username;
+}
+
+//BUILD UP CLAUSE
+$execute_input = [];
+foreach ($post_content as $key => $value) {
+    if ($key == 'id' || $key == 'delete') continue;
+
+    if ($command == 'insert') {
+        $clause_insert .= $key.',';
+        $input_insert .= '?,';
+        $execute_input[] = $value;
+    } elseif ($command == 'update') {
+        $clause .= $key.'=?,';
+        $execute_input[] = $value;
+    }
+}
+
+//CLEAN UP INPUT
+$clause = substr($clause, 0, -1); //Clean clause - remove last comma
+$clause_insert = substr($clause_insert, 0, -1); //Clean clause - remove last comma
+$input_insert = substr($input_insert, 0, -1); //Clean clause - remove last comma
+
+//QUERY AND VERIFY ALLOWED
+if ($command == 'update' && isAllowed('version_access_rules',$profile,$permission,'U') === 1){
+    $sql = 'UPDATE version_access_rules SET '.$clause.' WHERE id = ?';
+    $execute_input[] = $id;
+    $stmt = $pdo->prepare($sql);
+    $stmt->execute($execute_input);
+}
+elseif ($command == 'insert' && isAllowed('version_access_rules',$profile,$permission,'C') === 1){
+    $sql = 'INSERT INTO version_access_rules ('.$clause_insert.') VALUES ('.$input_insert.')';
+    $stmt = $pdo->prepare($sql);
+    $stmt->execute($execute_input);
+}
+elseif ($command == 'delete' && isAllowed('version_access_rules',$profile,$permission,'D') === 1){
+    $stmt = $pdo->prepare('DELETE FROM version_access_rules WHERE id = ?');
+    $stmt->execute([$id]);
+
+    //Add deletion to changelog
+    changelog($dbname,'version_access_rules',$id,'Delete','Delete',$username);
+} else {
+    http_response_code(403);
+    echo json_encode(['error' => 'Operation not allowed']);
+}
+
+?>