Custom Workflows

Build Advanced Automation and Business Processes

Workflow Engine Architecture

Step 1: Workflow Design Framework

`
SLOS → Advanced → Workflows → Design Framework
`

Workflow Architecture:
`json
{
“workflow_engine”: {
“type”: “event_driven”,
“execution_model”: “asynchronous”,
“persistence_layer”: “database”,
“scalability”: “horizontal”,
“monitoring”: “real_time”
},
“workflow_components”: [
{
“component”: “triggers”,
“types”: [“eventbased”, “schedulebased”, “api_based”],
“configuration”: “json_schema”
},
{
“component”: “conditions”,
“types”: [“dataconditions”, “timeconditions”, “user_conditions”],
“evaluation”: “real_time”
},
{
“component”: “actions”,
“types”: [“emailactions”, “apiactions”, “databaseactions”, “notificationactions”],
“execution”: “queued”
},
{
“component”: “flows”,
“structure”: “directed_graph”,
“branching”: “conditional”,
“loops”: “supported”
}
],
“workflow_capabilities”: {
“maxconcurrentworkflows”: 1000,
“maxstepsper_workflow”: 50,
“execution_timeout”: 3600,
“retrymechanism”: “exponentialbackoff”,
“error_handling”: “comprehensive”
}
}
`

Step 2: Workflow Definition Schema

`json
{
“$schema”: “https://schemas.slos.com/workflow/v1.0”,
“workflow”: {
“id”: “consentcompliancemonitoring”,
“name”: “Consent Compliance Monitoring”,
“description”: “Automated monitoring and enforcement of consent compliance”,
“version”: “1.0”,
“active”: true,
“triggers”: [
{
“type”: “event”,
“event”: “consent_given”,
“conditions”: {
“consent_categories”: [“marketing”],
“usertype”: “eucitizen”
}
},
{
“type”: “schedule”,
“cron”: “0 9 1″, // Every Monday at 9 AM
“description”: “Weekly compliance check”
}
],
“steps”: [
{
“id”: “validate_consent”,
“name”: “Validate Consent Data”,
“type”: “validation”,
“config”: {
“rules”: [
“checkrequiredcategories”,
“verify_timestamp”,
“validateuserconsent”
]
},
“onsuccess”: “sendnotification”,
“onfailure”: “logviolation”
},
{
“id”: “send_notification”,
“name”: “Send Compliance Notification”,
“type”: “email”,
“config”: {
“template”: “compliance_notification”,
“recipients”: [“compliance@company.com”],
“priority”: “high”
}
},
{
“id”: “log_violation”,
“name”: “Log Compliance Violation”,
“type”: “database”,
“config”: {
“table”: “compliance_violations”,
“fields”: [“userid”, “violationtype”, “timestamp”]
},
“onsuccess”: “alertcompliance_team”
},
{
“id”: “alertcomplianceteam”,
“name”: “Alert Compliance Team”,
“type”: “notification”,
“config”: {
“channels”: [“email”, “slack”],
“urgency”: “high”,
“escalation”: “immediate”
}
}
],
“error_handling”: {
“max_retries”: 3,
“retry_delay”: “exponential”,
“fallbackaction”: “logerror”,
“notificationonfailure”: true
},
“monitoring”: {
“metrics”: [“executiontime”, “successrate”, “error_rate”],
“alerts”: {
“error_threshold”: 5,
“performance_threshold”: 30
}
}
}
}
`

Step 3: Workflow Execution Engine

`php
// Advanced workflow execution engine
class WorkflowEngine {
private $workflows = [];
private $active_executions = [];
private $execution_queue = [];
private $event_listeners = [];

public function __construct() {
$this->loadWorkflows();
$this->setupEventListeners();
$this->initializeExecutionQueue();
}

private function loadWorkflows() {
global $wpdb;

$workflows = $wpdb->get_results(“
SELECT * FROM wpslosworkflows
WHERE active = 1
“);

foreach ($workflows as $workflow) {
$this->workflows[$workflow->id] = json_decode($workflow->definition, true);
}
}

private function setupEventListeners() {
// Register event listeners for workflow triggers
$events = [‘consentgiven’, ‘userregistered’, ‘complianceviolation’, ‘dataexport_requested’];

foreach ($events as $event) {
addaction(“slos{$event}”, [$this, ‘handleEventTrigger’], 10, 2);
}
}

private function initializeExecutionQueue() {
// Set up background processing for workflow execution
addaction(‘slosprocessworkflowqueue’, [$this, ‘processExecutionQueue’]);

if (!wpnextscheduled(‘slosprocessworkflow_queue’)) {
wpscheduleevent(time(), ’30’, ‘slosprocessworkflow_queue’);
}
}

public function handleEventTrigger($eventdata, $eventtype) {
// Find workflows triggered by this event
$triggeredworkflows = $this->findTriggeredWorkflows($eventtype, $event_data);

foreach ($triggeredworkflows as $workflowid) {
$this->startWorkflowExecution($workflowid, $eventdata);
}
}

private function findTriggeredWorkflows($eventtype, $eventdata) {
$triggered = [];

foreach ($this->workflows as $workflow_id => $workflow) {
if (isset($workflow[‘triggers’])) {
foreach ($workflow[‘triggers’] as $trigger) {
if ($this->matchesTrigger($trigger, $eventtype, $eventdata)) {
$triggered[] = $workflow_id;
break;
}
}
}
}

return $triggered;
}

private function matchesTrigger($trigger, $eventtype, $eventdata) {
// Check trigger type
if ($trigger[‘type’] !== ‘event’ || $trigger[‘event’] !== $event_type) {
return false;
}

// Check conditions if specified
if (isset($trigger[‘conditions’])) {
return $this->evaluateConditions($trigger[‘conditions’], $event_data);
}

return true;
}

private function evaluateConditions($conditions, $event_data) {
foreach ($conditions as $field => $expected_value) {
if (!isset($event_data[$field])) {
return false;
}

$actualvalue = $eventdata[$field];

if (isarray($expectedvalue)) {
if (!inarray($actualvalue, $expected_value)) {
return false;
}
} elseif ($actualvalue !== $expectedvalue) {
return false;
}
}

return true;
}

public function startWorkflowExecution($workflowid, $initialdata = []) {
if (!isset($this->workflows[$workflow_id])) {
return false;
}

$workflow = $this->workflows[$workflow_id];
$execution_id = $this->generateExecutionId();

$execution = [
‘id’ => $execution_id,
‘workflowid’ => $workflowid,
‘status’ => ‘running’,
‘current_step’ => $workflow[‘steps’][0][‘id’] ?? null,
‘data’ => $initial_data,
‘step_history’ => [],
‘started_at’ => time(),
‘last_updated’ => time()
];

$this->activeexecutions[$executionid] = $execution;
$this->executionqueue[] = $executionid;

// Persist execution state
$this->persistExecutionState($execution);

return $execution_id;
}

public function processExecutionQueue() {
$maxexecutionsper_batch = 10;
$processed = 0;

while ($processed < $maxexecutionsperbatch && !empty($this->executionqueue)) {
$executionid = arrayshift($this->execution_queue);

if (isset($this->activeexecutions[$executionid])) {
$this->executeWorkflowStep($execution_id);
$processed++;
}
}
}

private function executeWorkflowStep($execution_id) {
$execution = $this->activeexecutions[$executionid];
$workflow = $this->workflows[$execution[‘workflow_id’]];

if (!$execution[‘current_step’]) {
$this->completeWorkflowExecution($execution_id);
return;
}

$currentstep = $this->findStepById($workflow, $execution[‘currentstep’]);

if (!$current_step) {
$this->failWorkflowExecution($executionid, ‘stepnot_found’);
return;
}

try {
$result = $this->executeStep($current_step, $execution[‘data’]);

// Record step execution
$execution[‘step_history’][] = [
‘stepid’ => $currentstep[‘id’],
‘executed_at’ => time(),
‘result’ => $result
];

// Determine next step
$nextstep = $this->determineNextStep($currentstep, $result);

if ($next_step) {
$execution[‘currentstep’] = $nextstep;
$execution[‘last_updated’] = time();
$this->activeexecutions[$executionid] = $execution;
$this->executionqueue[] = $executionid; // Re-queue for next step
} else {
$this->completeWorkflowExecution($execution_id);
}

$this->persistExecutionState($execution);

} catch (Exception $e) {
$this->handleStepExecutionError($executionid, $currentstep[‘id’], $e);
}
}

private function executeStep($step, &$data) {
switch ($step[‘type’]) {
case ‘validation’:
return $this->executeValidationStep($step, $data);
case ’email’:
return $this->executeEmailStep($step, $data);
case ‘database’:
return $this->executeDatabaseStep($step, $data);
case ‘api’:
return $this->executeAPIStep($step, $data);
case ‘notification’:
return $this->executeNotificationStep($step, $data);
default:
throw new Exception(“Unknown step type: {$step[‘type’]}”);
}
}

private function executeValidationStep($step, &$data) {
$rules = $step[‘config’][‘rules’] ?? [];
$results = [];

foreach ($rules as $rule) {
$results[$rule] = $this->validateRule($rule, $data);
}

$allpassed = !inarray(false, $results, true);

return [
‘success’ => $all_passed,
‘results’ => $results,
‘data’ => $data
];
}

private function executeEmailStep($step, &$data) {
$config = $step[‘config’];

$email_data = [
‘to’ => $config[‘recipients’],
‘subject’ => $this->processTemplate($config[‘subject’] ?? ”, $data),
‘message’ => $this->processTemplate($config[‘message’] ?? ”, $data),
‘template’ => $config[‘template’] ?? null
];

return $this->sendWorkflowEmail($email_data);
}

private function executeDatabaseStep($step, &$data) {
global $wpdb;

$config = $step[‘config’];
$table = $config[‘table’];
$operation = $config[‘operation’] ?? ‘insert’;

switch ($operation) {
case ‘insert’:
$result = $wpdb->insert($table, $config[‘data’] ?? $data);
return [‘success’ => $result !== false, ‘insertedid’ => $wpdb->insertid];

case ‘update’:
$where = $config[‘where’] ?? [];
$result = $wpdb->update($table, $config[‘data’] ?? $data, $where);
return [‘success’ => $result !== false, ‘affected_rows’ => $result];

case ‘select’:
$query = $config[‘query’] ?? ”;
$results = $wpdb->get_results($this->processTemplate($query, $data));
return [‘success’ => true, ‘results’ => $results];

default:
return [‘success’ => false, ‘error’ => ‘Unknown operation’];
}
}

private function executeAPIStep($step, &$data) {
$config = $step[‘config’];

$url = $this->processTemplate($config[‘url’], $data);
$method = $config[‘method’] ?? ‘GET’;
$headers = $config[‘headers’] ?? [];
$body = $config[‘body’] ?? null;

if ($body && is_array($body)) {
$body = json_encode($body);
$headers[‘Content-Type’] = ‘application/json’;
}

$response = wpremoterequest($url, [
‘method’ => $method,
‘headers’ => $headers,
‘body’ => $body,
‘timeout’ => $config[‘timeout’] ?? 30
]);

if (iswperror($response)) {
return [‘success’ => false, ‘error’ => $response->geterrormessage()];
}

$responsecode = wpremoteretrieveresponse_code($response);
$responsebody = wpremoteretrievebody($response);

return [
‘success’ => $responsecode >= 200 && $responsecode < 300, 'responsecode’ => $responsecode,
‘responsebody’ => $responsebody
];
}

private function executeNotificationStep($step, &$data) {
$config = $step[‘config’];
$channels = $config[‘channels’] ?? [’email’];

$notification_data = [
‘title’ => $this->processTemplate($config[‘title’] ?? ”, $data),
‘message’ => $this->processTemplate($config[‘message’] ?? ”, $data),
‘urgency’ => $config[‘urgency’] ?? ‘normal’,
‘channels’ => $channels
];

return $this->sendWorkflowNotification($notification_data);
}

private function determineNextStep($current_step, $result) {
if ($result[‘success’]) {
return $currentstep[‘onsuccess’] ?? null;
} else {
return $currentstep[‘onfailure’] ?? null;
}
}

private function completeWorkflowExecution($execution_id) {
$execution = $this->activeexecutions[$executionid];
$execution[‘status’] = ‘completed’;
$execution[‘completed_at’] = time();

$this->persistExecutionState($execution);
unset($this->activeexecutions[$executionid]);

// Trigger completion event
doaction(‘slosworkflow_completed’, $execution);
}

private function failWorkflowExecution($execution_id, $reason) {
$execution = $this->activeexecutions[$executionid];
$execution[‘status’] = ‘failed’;
$execution[‘failure_reason’] = $reason;
$execution[‘failed_at’] = time();

$this->persistExecutionState($execution);
unset($this->activeexecutions[$executionid]);

// Trigger failure event
doaction(‘slosworkflow_failed’, $execution);
}

private function handleStepExecutionError($executionid, $stepid, $error) {
$execution = $this->activeexecutions[$executionid];

// Check retry configuration
$maxretries = $execution[‘workflow’][‘errorhandling’][‘max_retries’] ?? 3;
$retrycount = $execution[‘retrycount’] ?? 0;

if ($retrycount < $maxretries) {
// Schedule retry
$execution[‘retrycount’] = $retrycount + 1;
$delay = $this->calculateRetryDelay($retry_count);

wpschedulesingleevent(time() + $delay, ‘slosretryworkflowstep’, [
‘executionid’ => $executionid,
‘stepid’ => $stepid
]);
} else {
// Max retries exceeded, fail workflow
$this->failWorkflowExecution($executionid, ‘maxretries_exceeded’);
}

$this->persistExecutionState($execution);
}

private function calculateRetryDelay($retry_count) {
// Exponential backoff: 30s, 2m, 8m, 32m, etc.
return 30 * pow(4, $retry_count);
}

private function persistExecutionState($execution) {
global $wpdb;

$wpdb->replace(‘wpslosworkflow_executions’, [
‘execution_id’ => $execution[‘id’],
‘workflowid’ => $execution[‘workflowid’],
‘status’ => $execution[‘status’],
‘currentstep’ => $execution[‘currentstep’],
‘data’ => json_encode($execution[‘data’]),
‘stephistory’ => jsonencode($execution[‘step_history’]),
‘startedat’ => date(‘Y-m-d H:i:s’, $execution[‘startedat’]),
‘lastupdated’ => date(‘Y-m-d H:i:s’, $execution[‘lastupdated’])
]);
}

// Helper methods
private function generateExecutionId() {
return ‘wfexec‘ . time() . ‘‘ . wpgenerate_password(8, false);
}

private function findStepById($workflow, $step_id) {
foreach ($workflow[‘steps’] as $step) {
if ($step[‘id’] === $step_id) {
return $step;
}
}
return null;
}

private function validateRule($rule, $data) {
// Implementation of validation rules
switch ($rule) {
case ‘checkrequiredcategories’:
return isset($data[‘consentcategories’]) && isarray($data[‘consent_categories’]);
case ‘verify_timestamp’:
return isset($data[‘timestamp’]) && strtotime($data[‘timestamp’]);
case ‘validateuserconsent’:
return isset($data[‘userid’]) && !empty($data[‘userid’]);
default:
return true;
}
}

private function processTemplate($template, $data) {
// Simple template processing with {{variable}} syntax
foreach ($data as $key => $value) {
$template = str_replace(“{{{$key}}}”, $value, $template);
}
return $template;
}

private function sendWorkflowEmail($email_data) {
// Implementation of email sending
return wpmail($emaildata[‘to’], $emaildata[‘subject’], $emaildata[‘message’]);
}

private function sendWorkflowNotification($notification_data) {
// Implementation of notifications (email, Slack, etc.)
return true;
}
}
`

Advanced Workflow Patterns

Step 1: Complex Workflow Patterns

`
SLOS → Advanced → Workflows → Complex Patterns
`

Advanced Workflow Patterns:
`json
{
“patterns”: [
{
“pattern”: “consentlifecyclemanagement”,
“description”: “Complete lifecycle management from consent to withdrawal”,
“complexity”: “high”,
“components”: [“conditionalbranching”, “scheduledreviews”, “escalation_paths”]
},
{
“pattern”: “compliancemonitoringdashboard”,
“description”: “Real-time compliance monitoring with automated alerts”,
“complexity”: “medium”,
“components”: [“realtimedataprocessing”, “thresholdalerts”, “dashboard_integration”]
},
{
“pattern”: “datasubjectrights_automation”,
“description”: “Automated processing of DSAR requests”,
“complexity”: “high”,
“components”: [“documentgeneration”, “multipartyapproval”, “audittrailing”]
},
{
“pattern”: “internationalcompliancecoordination”,
“description”: “Coordinated compliance across multiple jurisdictions”,
“complexity”: “very_high”,
“components”: [“geofencing”, “jurisdictionmapping”, “crossborderdata_flows”]
}
],
“pattern_templates”: {
“consent_lifecycle”: {
“triggers”: [“consentgiven”, “consentupdated”, “consent_withdrawn”],
“states”: [“active”, “expired”, “withdrawn”, “breached”],
“transitions”: {
“active->expired”: “schedule_review”,
“active->breached”: “immediate_action”,
“expired->active”: “renewal_process”
}
}
}
}
`

Step 2: Workflow State Management

`php
// Advanced workflow state management
class WorkflowStateManager {
private $state_machine = [];
private $state_transitions = [];
private $state_validators = [];

public function defineWorkflowStates($workflow_id, $states, $transitions) {
$this->statemachine[$workflowid] = [
‘states’ => $states,
‘transitions’ => $transitions,
‘current_state’ => $states[0] ?? ‘initial’
];

$this->statetransitions[$workflowid] = $transitions;
}

public function transitionState($workflowid, $newstate, $context = []) {
$currentstate = $this->getCurrentState($workflowid);

if (!$this->isValidTransition($workflowid, $currentstate, $new_state)) {
throw new Exception(“Invalid state transition from {$currentstate} to {$newstate}”);
}

if (!$this->validateStateTransition($workflowid, $newstate, $context)) {
throw new Exception(“State transition validation failed”);
}

// Execute transition actions
$this->executeTransitionActions($workflowid, $currentstate, $new_state, $context);

// Update state
$this->statemachine[$workflowid][‘currentstate’] = $newstate;

// Persist state change
$this->persistStateChange($workflowid, $newstate, $context);

// Trigger state change event
doaction(‘slosworkflowstatechanged’, $workflowid, $currentstate, $new_state, $context);
}

private function isValidTransition($workflowid, $fromstate, $to_state) {
$transitions = $this->statetransitions[$workflowid] ?? [];

return isset($transitions[$fromstate]) && inarray($tostate, $transitions[$fromstate]);
}

private function validateStateTransition($workflowid, $newstate, $context) {
if (isset($this->statevalidators[$workflowid][$new_state])) {
$validator = $this->statevalidators[$workflowid][$new_state];
return calluserfunc($validator, $context);
}

return true; // No validator means transition is always valid
}

private function executeTransitionActions($workflowid, $fromstate, $to_state, $context) {
$transitionkey = $fromstate . ‘->’ . $to_state;
$actions = $this->getTransitionActions($workflowid, $transitionkey);

foreach ($actions as $action) {
$this->executeAction($action, $context);
}
}

private function getTransitionActions($workflowid, $transitionkey) {
// This would be loaded from workflow definition
$transition_actions = [
‘active->expired’ => [‘sendexpirynotification’, ‘schedule_review’],
‘active->breached’ => [‘sendbreachalert’, ‘initiate_investigation’],
‘pending->approved’ => [‘sendapprovalnotification’, ‘update_records’],
‘pending->rejected’ => [‘sendrejectionnotification’, ‘log_reason’]
];

return $transitionactions[$transitionkey] ?? [];
}

private function executeAction($action, $context) {
switch ($action) {
case ‘sendexpirynotification’:
$this->sendExpiryNotification($context);
break;
case ‘sendbreachalert’:
$this->sendBreachAlert($context);
break;
case ‘sendapprovalnotification’:
$this->sendApprovalNotification($context);
break;
// Add more actions as needed
}
}

public function addStateValidator($workflowid, $state, $validatorcallback) {
$this->statevalidators[$workflowid][$state] = $validator_callback;
}

public function getCurrentState($workflow_id) {
return $this->statemachine[$workflowid][‘current_state’] ?? null;
}

public function getAvailableTransitions($workflow_id) {
$currentstate = $this->getCurrentState($workflowid);
return $this->statetransitions[$workflowid][$current_state] ?? [];
}

public function getWorkflowHistory($workflow_id) {
global $wpdb;

return $wpdb->get_results($wpdb->prepare(“
SELECT * FROM wpslosworkflowstatehistory
WHERE workflow_id = %s
ORDER BY changed_at DESC
“, $workflow_id));
}

private function persistStateChange($workflowid, $newstate, $context) {
global $wpdb;

$wpdb->insert(‘wpslosworkflowstatehistory’, [
‘workflowid’ => $workflowid,
‘newstate’ => $newstate,
‘context’ => json_encode($context),
‘changedat’ => currenttime(‘mysql’),
‘changedby’ => getcurrentuserid()
]);
}

// Action implementations
private function sendExpiryNotification($context) {
$subject = ‘Consent Expiry Notification’;
$message = “Your consent is expiring soon. Please review and renew if needed.”;
wpmail($context[‘useremail’], $subject, $message);
}

private function sendBreachAlert($context) {
$subject = ‘URGENT: Consent Policy Breach Detected’;
$message = “A consent policy breach has been detected and requires immediate attention.”;
wp_mail(‘compliance@company.com’, $subject, $message);
}

private function sendApprovalNotification($context) {
$subject = ‘Request Approved’;
$message = “Your request has been approved and processed.”;
wpmail($context[‘useremail’], $subject, $message);
}
}
`

Workflow Analytics and Optimization

Step 1: Workflow Performance Analytics

`
SLOS → Advanced → Workflows → Analytics
`

Workflow Analytics Dashboard:
`json
{
“analytics_metrics”: [
{
“metric”: “workflowexecutiontime”,
“description”: “Average time to complete workflows”,
“currentvalue”: “45minutes”,
“targetvalue”: “30minutes”,
“trend”: “improving”
},
{
“metric”: “workflowsuccessrate”,
“description”: “Percentage of workflows completing successfully”,
“current_value”: “94%”,
“target_value”: “98%”,
“trend”: “stable”
},
{
“metric”: “bottleneck_identification”,
“description”: “Steps causing the most delays”,
“currentvalue”: “consentvalidation_step”,
“impact”: “15minutedelay”,
“recommendation”: “optimizevalidationlogic”
},
{
“metric”: “resource_utilization”,
“description”: “Workflow engine resource usage”,
“current_value”: “65%”,
“target_value”: “<80%", "trend": "stable" } ], "optimization_opportunities": [ { "opportunity": "parallel_processing", "description": "Execute independent steps in parallel", "potential_improvement": "40%", "complexity": "medium" }, { "opportunity": "caching_optimization", "description": "Cache frequently accessed workflow data", "potential_improvement": "25%", "complexity": "low" }, { "opportunity": "batch_processing", "description": "Process similar workflows in batches", "potential_improvement": "30%", "complexity": "high" } ] } `

Step 2: Workflow Optimization Engine

`php
// Workflow optimization and analytics engine
class WorkflowOptimizationEngine {
private $performance_metrics = [];
private $bottleneck_analysis = [];

public function analyzeWorkflowPerformance() {
global $wpdb;

// Analyze execution times
$executiontimes = $wpdb->getresults(“
SELECT
workflow_id,
AVG(TIMESTAMPDIFF(MINUTE, startedat, completedat)) as avgexecutiontime,
COUNT(*) as execution_count,
SUM(CASE WHEN status = ‘completed’ THEN 1 ELSE 0 END) / COUNT() 100 as success_rate
FROM wpslosworkflow_executions
WHERE startedat >= DATESUB(NOW(), INTERVAL 30 DAY)
GROUP BY workflow_id
“);

// Analyze step performance
$stepperformance = $wpdb->getresults(“
SELECT
w.workflow_id,
s.step_id,
s.name as step_name,
AVG(s.executiontime) as avgstep_time,
COUNT(*) as execution_count,
SUM(CASE WHEN s.result = ‘success’ THEN 1 ELSE 0 END) / COUNT() 100 as success_rate
FROM wpslosworkflow_executions w
CROSS JOIN JSONTABLE(w.stephistory, ‘$[*]’ COLUMNS (
stepid VARCHAR(100) PATH ‘$.stepid’,
executiontime INT PATH ‘$.executiontime’,
result VARCHAR(20) PATH ‘$.result’
)) s
WHERE w.startedat >= DATESUB(NOW(), INTERVAL 30 DAY)
GROUP BY w.workflowid, s.stepid, s.step_name
ORDER BY avgsteptime DESC
“);

return [
‘executiontimes’ => $executiontimes,
‘stepperformance’ => $stepperformance,
‘bottlenecks’ => $this->identifyBottlenecks($step_performance)
];
}

private function identifyBottlenecks($step_performance) {
$bottlenecks = [];

foreach ($step_performance as $step) {
if ($step->avgsteptime > 300) { // Over 5 minutes
$bottlenecks[] = [
‘workflowid’ => $step->workflowid,
‘stepid’ => $step->stepid,
‘stepname’ => $step->stepname,
‘avgtime’ => $step->avgstep_time,
‘severity’ => ‘high’,
‘recommendation’ => $this->getOptimizationRecommendation($step)
];
} elseif ($step->avgsteptime > 120) { // Over 2 minutes
$bottlenecks[] = [
‘workflowid’ => $step->workflowid,
‘stepid’ => $step->stepid,
‘stepname’ => $step->stepname,
‘avgtime’ => $step->avgstep_time,
‘severity’ => ‘medium’,
‘recommendation’ => $this->getOptimizationRecommendation($step)
];
}
}

return $bottlenecks;
}

private function getOptimizationRecommendation($step) {
// Analyze step characteristics to provide recommendations
if (strpos($step->step_name, ‘validation’) !== false) {
return ‘Implement parallel validation or caching of validation results’;
} elseif (strpos($step->step_name, ’email’) !== false) {
return ‘Use bulk email sending or queue emails for background processing’;
} elseif (strpos($step->step_name, ‘database’) !== false) {
return ‘Optimize database queries or implement query result caching’;
} elseif (strpos($step->step_name, ‘api’) !== false) {
return ‘Implement API response caching or use asynchronous processing’;
} else {
return ‘Review step logic for optimization opportunities’;
}
}

public function optimizeWorkflow($workflow_id) {
$analysis = $this->analyzeWorkflowPerformance();
$workflowbottlenecks = arrayfilter($analysis[‘bottlenecks’], function($b) use ($workflow_id) {
return $b[‘workflowid’] === $workflowid;
});

$optimizations = [];

foreach ($workflow_bottlenecks as $bottleneck) {
$optimization = $this->generateOptimization($bottleneck);
if ($optimization) {
$optimizations[] = $optimization;
}
}

// Apply optimizations
foreach ($optimizations as $optimization) {
$this->applyOptimization($workflow_id, $optimization);
}

return $optimizations;
}

private function generateOptimization($bottleneck) {
$optimization = [
‘stepid’ => $bottleneck[‘stepid’],
‘type’ => ‘unknown’,
‘description’ => ”,
‘expected_improvement’ => 0
];

switch ($bottleneck[‘recommendation’]) {
case ‘parallel_validation’:
$optimization[‘type’] = ‘parallel_processing’;
$optimization[‘description’] = ‘Execute validation steps in parallel’;
$optimization[‘expected_improvement’] = 40;
break;

case ‘bulk_email’:
$optimization[‘type’] = ‘bulk_processing’;
$optimization[‘description’] = ‘Send emails in bulk to reduce processing time’;
$optimization[‘expected_improvement’] = 60;
break;

case ‘query_caching’:
$optimization[‘type’] = ‘caching’;
$optimization[‘description’] = ‘Cache database query results’;
$optimization[‘expected_improvement’] = 70;
break;

case ‘async_processing’:
$optimization[‘type’] = ‘async_processing’;
$optimization[‘description’] = ‘Process step asynchronously’;
$optimization[‘expected_improvement’] = 50;
break;
}

return $optimization;
}

private function applyOptimization($workflow_id, $optimization) {
global $wpdb;

// Update workflow definition with optimization
$workflow = $wpdb->get_row($wpdb->prepare(
“SELECT * FROM wpslosworkflows WHERE id = %s”,
$workflow_id
));

if (!$workflow) return;

$definition = json_decode($workflow->definition, true);

// Apply optimization to specific step
foreach ($definition[‘steps’] as &$step) {
if ($step[‘id’] === $optimization[‘step_id’]) {
$step[‘optimizations’] = $step[‘optimizations’] ?? [];
$step[‘optimizations’][] = $optimization;
break;
}
}

// Save updated definition
$wpdb->update(
‘wpslosworkflows’,
[‘definition’ => json_encode($definition)],
[‘id’ => $workflow_id]
);

// Log optimization
$this->logOptimization($workflow_id, $optimization);
}

private function logOptimization($workflow_id, $optimization) {
global $wpdb;

$wpdb->insert(‘wpslosworkflow_optimizations’, [
‘workflowid’ => $workflowid,
‘stepid’ => $optimization[‘stepid’],
‘optimization_type’ => $optimization[‘type’],
‘description’ => $optimization[‘description’],
‘expectedimprovement’ => $optimization[‘expectedimprovement’],
‘appliedat’ => currenttime(‘mysql’)
]);
}

public function getOptimizationHistory($workflow_id = null) {
global $wpdb;

$query = “SELECT * FROM wpslosworkflow_optimizations”;
$params = [];

if ($workflow_id) {
$query .= ” WHERE workflow_id = %s”;
$params[] = $workflow_id;
}

$query .= ” ORDER BY applied_at DESC”;

return $wpdb->get_results($wpdb->prepare($query, $params));
}

public function measureOptimizationImpact($workflowid, $optimizationid) {
// Compare performance before and after optimization
global $wpdb;

$optimization = $wpdb->get_row($wpdb->prepare(
“SELECT * FROM wpslosworkflow_optimizations WHERE id = %s”,
$optimization_id
));

if (!$optimization) return null;

// Get performance data before optimization
$beforedate = date(‘Y-m-d H:i:s’, strtotime($optimization->appliedat) – 86400); // 1 day before
$afterdate = date(‘Y-m-d H:i:s’, strtotime($optimization->appliedat) + 86400); // 1 day after

$beforeperformance = $wpdb->getrow($wpdb->prepare(“
SELECT AVG(TIMESTAMPDIFF(MINUTE, startedat, completedat)) as avg_time
FROM wpslosworkflow_executions
WHERE workflowid = %s AND startedat < %s ORDER BY started_at DESC LIMIT 10 ", $workflowid, $optimization->appliedat));

$afterperformance = $wpdb->getrow($wpdb->prepare(“
SELECT AVG(TIMESTAMPDIFF(MINUTE, startedat, completedat)) as avg_time
FROM wpslosworkflow_executions
WHERE workflowid = %s AND startedat >= %s
ORDER BY started_at ASC LIMIT 10
“, $workflowid, $optimization->appliedat));

if ($beforeperformance && $afterperformance) {
$improvement = (($beforeperformance->avgtime – $afterperformance->avgtime) / $beforeperformance->avgtime) * 100;

return [
‘optimizationid’ => $optimizationid,
‘beforeavgtime’ => $beforeperformance->avgtime,
‘afteravgtime’ => $afterperformance->avgtime,
‘actual_improvement’ => round($improvement, 2),
‘expectedimprovement’ => $optimization->expectedimprovement,
‘success’ => $improvement > 0
];
}

return null;
}
}
`

Workflow Integration and APIs

Step 1: External System Integration

`
SLOS → Advanced → Workflows → External Integration
`

Workflow Integration Architecture:
`json
{
“integration_types”: [
{
“type”: “webhook_integration”,
“description”: “Receive real-time updates from external systems”,
“supportedsystems”: [“CRM”, “ERP”, “MarketingAutomation”],
“authentication”: [“APIKey”, “OAuth2”, “BasicAuth”]
},
{
“type”: “api_integration”,
“description”: “Bidirectional API communication”,
“protocols”: [“REST”, “GraphQL”, “SOAP”],
“dataformats”: [“JSON”, “XML”, “FormData”]
},
{
“type”: “database_integration”,
“description”: “Direct database synchronization”,
“supporteddatabases”: [“MySQL”, “PostgreSQL”, “SQLServer”],
“syncmodes”: [“realtime”, “batch”, “on_demand”]
},
{
“type”: “file_integration”,
“description”: “File-based data exchange”,
“formats”: [“CSV”, “XML”, “JSON”],
“transfermethods”: [“SFTP”, “APIUpload”, “Email_Attachment”]
}
],
“integration_patterns”: {
“event_driven”: “React to external events”,
“polling_based”: “Regularly check for updates”,
“batch_processing”: “Process data in batches”,
“realtimesync”: “Immediate synchronization”
}
}
`

Step 2: Workflow API Development

`php
// Workflow API for external integrations
class WorkflowAPI {
private $api_version = ‘v1’;
private $authentication_required = true;

public function __construct() {
addaction(‘restapiinit’, [$this, ‘registerapi_routes’]);
}

public function registerapiroutes() {
registerrestroute(“slos/{$this->api_version}”, ‘/workflows’, [
‘methods’ => ‘GET’,
‘callback’ => [$this, ‘get_workflows’],
‘permissioncallback’ => [$this, ‘checkpermissions’]
]);

registerrestroute(“slos/{$this->apiversion}”, ‘/workflows/(?P[a-zA-Z0-9-]+)’, [
‘methods’ => ‘GET’,
‘callback’ => [$this, ‘get_workflow’],
‘permissioncallback’ => [$this, ‘checkpermissions’]
]);

registerrestroute(“slos/{$this->apiversion}”, ‘/workflows/(?P[a-zA-Z0-9-]+)/execute’, [
‘methods’ => ‘POST’,
‘callback’ => [$this, ‘execute_workflow’],
‘permissioncallback’ => [$this, ‘checkpermissions’]
]);

registerrestroute(“slos/{$this->api_version}”, ‘/workflows/executions’, [
‘methods’ => ‘GET’,
‘callback’ => [$this, ‘getworkflowexecutions’],
‘permissioncallback’ => [$this, ‘checkpermissions’]
]);

registerrestroute(“slos/{$this->apiversion}”, ‘/workflows/executions/(?P[a-zA-Z0-9-]+)’, [
‘methods’ => ‘GET’,
‘callback’ => [$this, ‘getworkflowexecution’],
‘permissioncallback’ => [$this, ‘checkpermissions’]
]);

registerrestroute(“slos/{$this->api_version}”, ‘/workflows/trigger’, [
‘methods’ => ‘POST’,
‘callback’ => [$this, ‘triggerworkflowevent’],
‘permissioncallback’ => [$this, ‘checkpermissions’]
]);
}

public function check_permissions($request) {
if (!$this->authentication_required) {
return true;
}

// Check API key authentication
$apikey = $request->getheader(‘X-API-Key’);
if (!$api_key) {
return new WPError(‘missingapi_key’, ‘API key is required’, [‘status’ => 401]);
}

return $this->validateapikey($api_key);
}

private function validateapikey($api_key) {
global $wpdb;

$validkey = $wpdb->getvar($wpdb->prepare(
“SELECT COUNT(*) FROM wpslosapikeys WHERE apikey = %s AND active = 1″,
$api_key
));

return $valid_key > 0;
}

public function get_workflows($request) {
global $wpdb;

$workflows = $wpdb->get_results(“
SELECT id, name, description, version, active, createdat, updatedat
FROM wpslosworkflows
ORDER BY name
“);

return new WPRESTResponse($workflows, 200);
}

public function get_workflow($request) {
$workflowid = $request->getparam(‘id’);

global $wpdb;

$workflow = $wpdb->get_row($wpdb->prepare(“
SELECT id, name, description, version, active, createdat, updatedat
FROM wpslosworkflows
WHERE id = %s
“, $workflow_id));

if (!$workflow) {
return new WPError(‘workflownot_found’, ‘Workflow not found’, [‘status’ => 404]);
}

return new WPRESTResponse($workflow, 200);
}

public function execute_workflow($request) {
$workflowid = $request->getparam(‘id’);
$parameters = $request->getjsonparams();

$workflow_engine = new WorkflowEngine();
$executionid = $workflowengine->startWorkflowExecution($workflow_id, $parameters);

if (!$execution_id) {
return new WPError(‘executionfailed’, ‘Failed to start workflow execution’, [‘status’ => 500]);
}

return new WPRESTResponse([
‘executionid’ => $executionid,
‘status’ => ‘started’,
‘message’ => ‘Workflow execution started successfully’
], 201);
}

public function getworkflowexecutions($request) {
global $wpdb;

$page = $request->get_param(‘page’) ?: 1;
$perpage = $request->getparam(‘per_page’) ?: 20;
$offset = ($page – 1) * $per_page;

$executions = $wpdb->get_results($wpdb->prepare(“
SELECT executionid, workflowid, status, currentstep, startedat, last_updated
FROM wpslosworkflow_executions
ORDER BY started_at DESC
LIMIT %d OFFSET %d
“, $per_page, $offset));

$total = $wpdb->getvar(“SELECT COUNT(*) FROM wpslosworkflowexecutions”);

return new WPRESTResponse([
‘executions’ => $executions,
‘pagination’ => [
‘page’ => $page,
‘perpage’ => $perpage,
‘total’ => $total,
‘totalpages’ => ceil($total / $perpage)
]
], 200);
}

public function getworkflowexecution($request) {
$executionid = $request->getparam(‘id’);

global $wpdb;

$execution = $wpdb->get_row($wpdb->prepare(“
SELECT * FROM wpslosworkflowexecutions WHERE executionid = %s
“, $execution_id));

if (!$execution) {
return new WPError(‘executionnot_found’, ‘Workflow execution not found’, [‘status’ => 404]);
}

// Parse JSON fields
$execution->data = json_decode($execution->data, true);
$execution->stephistory = jsondecode($execution->step_history, true);

return new WPRESTResponse($execution, 200);
}

public function triggerworkflowevent($request) {
$eventdata = $request->getjson_params();

if (!isset($eventdata[‘eventtype’])) {
return new WPError(‘missingevent_type’, ‘Event type is required’, [‘status’ => 400]);
}

// Trigger the event
doaction(‘slosworkflowtrigger‘ . $eventdata[‘eventtype’], $event_data);

return new WPRESTResponse([
‘message’ => ‘Workflow event triggered successfully’,
‘eventtype’ => $eventdata[‘event_type’]
], 200);
}

// Webhook handling for external integrations
public function handle_webhook($request) {
$webhookdata = $request->getjson_params();
$webhooksource = $request->getheader(‘X-Webhook-Source’);

// Validate webhook source
if (!$this->validatewebhooksource($webhook_source)) {
return new WPError(‘invalidwebhook_source’, ‘Invalid webhook source’, [‘status’ => 403]);
}

// Process webhook based on source
switch ($webhook_source) {
case ‘crm_system’:
$this->processcrmwebhook($webhook_data);
break;
case ‘marketing_automation’:
$this->processmarketingwebhook($webhook_data);
break;
default:
return new WPError(‘unsupportedwebhook_source’, ‘Unsupported webhook source’, [‘status’ => 400]);
}

return new WPRESTResponse([‘message’ => ‘Webhook processed successfully’], 200);
}

private function validatewebhooksource($source) {
$validsources = [‘crmsystem’, ‘marketingautomation’, ‘erpsystem’];
return inarray($source, $validsources);
}

private function processcrmwebhook($data) {
// Process CRM-specific webhook data
if (isset($data[‘customerconsentupdated’])) {
doaction(‘slosconsentupdatedfrom_crm’, $data);
}
}

private function processmarketingwebhook($data) {
// Process marketing automation webhook data
if (isset($data[‘campaignconsentchanged’])) {
doaction(‘sloscampaignconsentchanged’, $data);
}
}
}
`

Support Resources

Documentation

1. Workflow API Reference
2. Integration Examples
3. State Management Guide

Help


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5. Integration architects
6. API development consultants
7. Business process analysts