Changes to Drupal Themes in version 7 (part 1)
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Part 1 of a talk at LA Drupal about the changes from Drupal 6 Themes to 7.
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Changes to Drupal Themes in version 7 (part 1)
- 1. Drupal 7 Themes ( part 1 ) Chris Charlton - LA Drupal - XTND.US http://xtnd.us
- 2. Added jQuery 1.4 to core
- 3. Added jQuery UI (1.8) to core
- 4. Stark is the new Zen Based on Zen theme framework for Drupal. Stark theme (new) Plain white “vanilla” base theme. CSS only sub-themes.
- 5. The box.tpl.php template has been removed ( it’s about time )
- 6. Blocks have new, more meaningful CSS IDs Search form Old CSS ID (Drupal 6): #block-search-0 New CSS ID (Drupal 7): #block-search-form User login Old CSS ID (Drupal 6): block-user-0 New CSS ID (Drupal 7): block-user-login
- 7. The clear-block CSS class has been renamed to clearfix Drupal 6 .clear-block Drupal 7 .clearfix
- 8. Search box moved from theme layer to blocks
- 9. Primary and secondary links are now Main and Secondary menu Drupal 6 $primary_links $secondary_links Drupal 7 $main_menu $secondary_menu
- 10. Unrendered taxonomy links variable gone in node.tpl.php Drupal 6 $taxonomy Drupal 7 $terms
- 11. Remove $footer_message variable from page.tpl.php remove $footer_message
- 12. $help became a region. $help still used in page.tpl.php Drupal 7 Theme .info file: regions[help] = Help
- 13. Mission statement removed, 'highlight' region suggested Drupal 7 Theme .info file: regions[highlight] = Highlight
- 14. $content became a mandatory region Drupal 7 Theme .info file: regions[content] = Content
- 15. $closure region becomes: $page_bottom $page_top
- 16. $left and $right variables are now $sidebar_first and $sidebar_second; CSS IDs also changed
- 17. Renamed $block->content to $content in block.tpl.php
- 18. There are now two sets of variables process functions preprocess process
- 19. Templates have a variable for CSS classes: $classes_array <?php function mytheme_preprocess_node(&$vars) { // Add an additional class. $vars['classes_array'][] = 'new-class-to-add'; } ?> node.tpl.php: <div class="<?php print $classes ?>"> ... </div>
- 20. All templates can print out dynamic attributes $attributes $title_attributes $content_attributes
- 21. Variable process functions can now be used for all theming hooks
- 22. All theme functions now take a single argument $variables
- 23. Function names must match theme name You may no longer use phptemplate_function
- 24. CSS and JavaScript files must be specified in .info file No more automatic style.css No more automatic script.js
- 25. Granular rendering in node and user templates <?php // Hide the comments and links to render them later. hide($content['comments']); hide($content['links']); print render($content); ?>
- 26. Drupal 7 outputs RDFa requiring a change at top of page.tpl.php <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML+RDFa 1.0//EN" "http://www.w3.org/MarkUp/DTD/xhtml-rdfa-1.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="<?php print $language->language ?>" dir="<?php print $language->dir ?>" <?php print $rdf_namespaces ?>> <head profile="<?php print $grddl_profile ?>">