AI-generated documentation from Action Scheduler source code.

This documentation is generated directly from the Action Scheduler source code to provide accurate, in-depth reference material. Every documented feature is verified to exist in code.

Action Scheduler is a scalable, traceable job queue for background processing in WordPress. It extends do_action() with the ability to delay and repeat hooks, enabling plugins to process large sets of background tasks without blocking user requests.

• Overview
• Public API
• Schedules
• Actions
• Data Stores
• Queue Runner
• Migration
• Schema
• WP-CLI
• Internals

• overview/ — Architecture, initialization, and core concepts
• overview/architecture.md — How Action Scheduler components fit together
• overview/initialization.md — Bootstrap and initialization flow

• api/ — Public API functions from functions.php
• api/scheduling.md — as_schedule_single_action(), as_schedule_recurring_action(), as_schedule_cron_action()
• api/unscheduling.md — as_unschedule_action(), as_unschedule_all_actions()
• api/queries.md — as_next_scheduled_action(), as_get_scheduled_actions(), as_has_scheduled_action()
• api/execution.md — How scheduled actions are executed

• schedules/ — Schedule types and timing
• schedules/simple.md — One-time scheduled actions
• schedules/interval.md — Recurring at fixed intervals
• schedules/cron.md — Cron expression-based scheduling
• schedules/null.md — Null schedule for immediate actions
• schedules/canceled.md — Canceled schedule representation

• actions/ — Action classes and states
• actions/action.md — Base ActionScheduler_Action class
• actions/finished.md — Completed actions
• actions/canceled.md — Canceled actions
• actions/null.md — Null action pattern
• actions/claim.md — Action claims for processing

• stores/ — Persistence layer
• stores/overview.md — Store architecture and interfaces
• stores/db-store.md — Custom database tables (default)
• stores/db-store-table.md — DB table schema and queries
• stores/post-store.md — Legacy WP Post storage
• stores/hybrid-store.md — Migration bridge store
• stores/logger.md — Action logging

• queue-runner/ — Execution engine
• queue-runner/overview.md — How queues are processed
• queue-runner/async-request.md — Async HTTP request runner
• queue-runner/cron.md — WP-Cron integration
• queue-runner/locking.md — Concurrent execution locks
• queue-runner/batching.md — Batch processing and limits
• queue-runner/fatal-errors.md — Fatal error monitoring

• migration/ — Legacy data migration
• migration/overview.md — Migration architecture
• migration/config.md — Migration configuration
• migration/runner.md — Migration execution
• migration/scheduler.md — Migration scheduling

• schema/ — Database schema
• schema/tables.md — Table definitions
• schema/indexes.md — Index optimization
• schema/upgrade.md — Schema versioning and upgrades

• wp-cli/ — Command-line interface
• wp-cli/commands.md — Available commands
• wp-cli/action.md — Action management commands
• wp-cli/scale.md — Running at scale with WP-CLI

• internals/ — Internal components
• internals/factory.md — Action factory
• internals/cleaner.md — Queue cleanup
• internals/compatibility.md — WordPress compatibility
• internals/datetime.md — DateTime handling
• internals/timezone.md — Timezone helpers
• internals/versions.md — Version management
• internals/admin.md — Admin UI
• internals/list-table.md — Admin list table
• internals/system-info.md — System information
• internals/wc-status.md — WooCommerce status integration

Generated from: woocommerce/action-scheduler

Documentation generated by AI from source code analysis.