C3 Cloudfront Cache Controller

This is simple plugin that clear all cloudfront cache if you publish posts.
You can easy use CloudFront in front of WordPress.

Fixtures

• wp_is_mobile()
  Check device viewer type by CloudFront header.
  Now supports HTTP_CLOUDFRONT_IS_MOBILE_VIEWER and HTTP_CLOUDFRONT_IS_TABLET_VIEWER.

• preview url
  In preview page, plugin add post_date query to avoid CloudFront cache.
  And set wordpress_loginuser_last_visit cookie for avoid CloudFront cache too.

The wordpress_loginuser_last_visit cookie will be removed if user sign out.

Invalidation(Clear Cache) Page URL

This plugin send following page url to CloudFront Invalidation API.

• TOP page URL
• Published Post Page URL
• Category Archive Page URL

AWS IAM Policy Example

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Action": [
                "cloudfront:GetDistribution",
                "cloudfront:ListInvalidations",
                "cloudfront:GetStreamingDistribution",
                "cloudfront:GetDistributionConfig",
                "cloudfront:GetInvalidation",
                "cloudfront:CreateInvalidation"
            ],
            "Effect": "Allow",
            "Resource": "*"
        }
    ]
}

Adding your configuration through env vars

The plugin can be configured by defining the following variables:

• AWS_ACCESS_KEY_ID
• AWS_SECRET_ACCESS_KEY
• C3_DISTRIBUTION_ID

You can put these variables like the code into the wp-config.php

php
define( 'AWS_ACCESS_KEY_ID', '' );
define( 'AWS_SECRET_ACCESS_KEY', '' );
define( 'C3_DISTRIBUTION_ID', '' );

Cookie

This plugin set a Cookie named wordpress_loginuser_last_visit to the user.
It prevents CDN caching when the user is previewing his posts or contents.
Once logging out from Dashboard, plugin removes this cookie from user.

6.1.5

• [Fix] Changed to install the AWS SDK using composer instead of aws.phar.

6.1.4

• [Update] Support post_type_archive_link

6.1.3

• [Fix] Lost filter c3_invalidation_items From v6.0.0

6.1.2

• [Fix] php version compare issue

6.1.1

• [Fix] Plugin deactivation issue

6.1.0

• [Update] Flush cache by post_ids

6.0.0

• [Breaking Change] Re-write entire code
• [Update] Add c3_log_cron_invalidation_task filter to show cron job Logs
• [Update] Add c3_aws_sdk_path filter to change or remove bundled AWS SDK path

5.5.1

• [Update] Replace the top level menu with a Settings submenu

5.5.0

• [Update] Can use defined variables for AWS Credentials

5.4.2

• [Bug fix] Set cookie path in preview page

5.4.1

• [Bug fix] Undefined Paths index in invalidation query cron event

5.4.0

• [Update] Update preview fix plugin

5.3.4

• [Bug fix] Small bug fix

5.3.3

• [Change SDK] replace sdk

5.3.2

• [Bug fix] Use EC2 role if using as AMIMOTO Managed hosting

5.3.1

• [Add filter] Can select AWS SDK version by filter

5.3.0

• [Update SDK] Use AWS SDK v3 when you using php 5.6 or later

5.2.1

• [For AMIMOTO Managed] bug fix to run by WP-CLI

5.2.0

• [Add filter] We can disable to register wp-cron that retry request invalidation.
• [Readme] Update readme to see IAM Policy example.

5.1.0

• [Update preview fixture] Set cookie to avoid CloudFront cache if user sign in
• [Update preview fixture] Unset cookie for avoide CloudFront cache if user sign out

5.0.0

• Support CloudFront viewer params on wp_is_mobile().(4.9.0 or later)

4.4.0

• Fix small bug
• Add some feature for AMIMOTO Managed hosting user

4.3.1

• Fix cron interval
• add filters 'c3_invalidation_interval, c3_invalidation_cron_interval, c3_invalidation_item_limits.
• update default invalidation interval & items.

4.3.0

• Schedule cron event if you published many post at the same time

4.2.1

• Fix ‘c3_credential’ filter position

4.2.0

• Support AMIMOT Dashboard

4.1.0

• Show Invalidation Logs

4.0.3

• Auto Deploy by Travis

4.0.2

• Add WP-CLI param check ( wp c3 flush)
• change transient_key

4.0.1

• Bug fix ( conflict Nephila Clavata )

4.0.0

• Support AWS SDK Version3
• Remove action hook -> ‘c3_add_setting_before’
  use ‘c3_after_title’ filter hook instead.
• Remove action hook -> ‘c3_add_setting_after’
  use ‘c3_after_auth_form’ filter hook instead.

3.0.0

• Include CF Preview Fix plugin
• Rename

2.4.3

• Fix Catch Exception BUG

2.4.2

• Fix CLI BUG

2.4.1

• Fix CLI BUG

2.4.0

• Add WP-CLI Command ( Update Settings )

2.3.0

• Add WP-CLI Command

2.2.2

• Force Invalidation

2.2.1

• Fix Typo

2.2.0

• Add Filter for using EC2 Instance Role.
• Translationable in t.w.org

2.1.1

• Fix too many invalidation url error.

2.1.0

• Add hook to customize invalidation URL
• support new invalidation url, terms.
• Manualy invalidation button added

2.0.2

• Change AWS SDK
• code refactoring by wokamoto
• Invalidation URL

2.0.1

• Change AWS SDK
• code refactoring by wokamoto
• Invalidation URL

1.0

• Initial released.

6.1.0

• [Fix] Plugin deactivation issue