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Take your Drupal sites offline with HTML 5 AppCache and turn it into a webapp, perhaps with somehting like PhoneGap.
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TAKE YOUR DRUPAL SITES OFFLINEWith HTML5 AppCache and other assorted teasing promises…
AppCache
• Take a Website offline• Speed up access• Create ‘WebApps’• Perfect for mobile
How does it work?
<!DOCTYPE html><html manifest="/cache.manifest"><body>
...
</body></html>
How does it work?
• (Maybe) In .htaccess or similar• Needs to be running on a server
AddType text/cache-manifest .appcache
How does it work?CACHE MANIFEST# 2013-03-12:v2
CACHE:index.htmlstylesheet.css
NETWORK:login.php/myapi
FALLBACK:images/large/ images/offline.jpg*.html /offline.html
SIMPLE DEMO
What about Drupal?
• More complex• Dynamic
drupal.org/project/appcache
With some module changes…
How does it work?
Adds variable that is reset on cache clear, amends manifest and causes browser rebuild.
Builds cached pages as it goes.
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="<?php print $language->language; ?>" version="XHTML+RDFa 1.0" manifest="<?php print base_path(); ?>appcache.manifest" dir="<?php print $language->dir; ?>"<?php print $rdf_namespaces; ?>>
Pointers
• May not want to apply to whole site
• Authenticated areas• Offline files• Admin items• User confusion
Taking it mobile
• PhoneGap if AppStores
• WebApp in other cases
GOTCHAS…
Just some of them…
•Mobile / Browser detection•Cache size restrictions•PhoneGap•JavaScript issues•Local testing• Inconsistent•Media files
PLAN BA whole other story…
