WP Maintenance Mode

The page will let users know the blog is down for maintenance.

Only admin users will be let through the maintenance page, to the blog's home page and then the admin area.

Personal blog maintenance themes can be added to the plugin.

Installation:

Unpack and upload it to the /wp-content/plugins/ directory.
Activate the plugin through the 'Plugins' menu in WordPress.

What is new in this release:

• Changed design and functionality, new features
• Changed multisite behaviour: now you can activate maintenance individually (each blog from the network has it's own maintenance settings)
• Removed actions: wm_header, wm_footer, wm_content
• Removed filters: wm_header
• Removed [loginform] shortcode
• Some filters are depreciated (but still available in next 4 releases, after that will be removed) and replaced with new ones:
• wm_heading -> wpmm_heading,
• wp_maintenance_mode_status_code -> wp_maintenance_mode_status_code
• wm_title -> wpmm_meta_title
• wm_meta_author -> wpmm_meta_author
• wm_meta_description -> wpmm_meta_description
• wm_meta_keywords -> wpmm_meta_keywords
• Added new filters:
• wpmm_backtime - can be used to change the backtime from page header
• wpmm_meta_robots - can be used to change Robots Meta Tag option (from General)
• wpmm_text - can be used to change Text option (from Design > Content)
• wpmm_scripts - can be used to embed new javascripts files
• wpmm_styles - can be used to embed new css files
• wpmm_search_bots - if you have Bypass for Search Bots option (from General) activated, it can be used to add new bots (useragents)

What is new in version 1.8.11:

• Fixes for PHP notices in strict mode.
• Alternative for check URL, if curl is not installed.

What is new in version 1.8.9:

• Allow empty header, title, heading string.
• Small code changes.
• Added Support function.

What is new in version 1.8.8:

• Fix path to localized flash content
• Fix preview function
• Add ukrainian translation
• Add czech translation
• Fix exclude function for IP

What is new in version 1.8.6:

• Removed log inside console for JS.
• Added support for time inside the countdown.
• Added filter hook wm_meta_authorfor the meta data author.
• Added filter hook wm_meta_description for custom description.

What is new in version 1.8.2:

• Add different access for Frontend and Backend
• Add Rewrite after Login for Frontend Access
• Different small changes

What is new in version 1.8.0:

• Include all scripts in backend via function
• Update datepicker and countdown js

What is new in version 1.7.0:

• Added functionality to use in WP Multisite.
• Remove message in header, current is not fixed the ticked in core and the message on Admin Bar an Notice is enough.
• Check on WP 3.3RC1.

What is new in version 1.6.10:

• Added hint in Admin Bar, if active.
• Small changes for WP Codex.

Requirements:

• WordPress 3.5 or higher
• PHP 5 or higher