What's New in Drupal 7 - Code4Lib [PDF]

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Committers

Changes for Users

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http://www.d7ux.org/

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Drupal 6

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Drupal 7

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Drupal 7

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New Minimum Requirements

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Changes for site builders

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Install and update modules and themes from drupal.org!

Changes for designers and front-end developers

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Re-engineered XHTML structure to facilitate CSS-only design. Standard, semantic class/ID names (.section, #navigation, etc.) Improved consistency throughout Enables designers to create CSS-only themes without touching PHP No more box.tpl.php

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Changes for coders

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Database

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X$#P>'X)1)>$'j/).+)&' Drupal 6:

$result = db_query("SELECT nid, title FROM {node} ! WHERE type = '%s' AND nid = %d", array($type, $nid));" $node = db_fetch_object($result);" Drupal 7:

$node = db_query('SELECT nid, title FROM {node} ! WHERE type = :type AND nid = :nid', array(':type' => $type, ':nid' => $nid))->fetchObject();"

-4,#:+>'X)1)>$'j/).+)&' Drupal 6: $result = pager_query(db_rewrite_sql('SELECT n.nid FROM {node} n WHERE n.promote = 1 AND n.status = 1 ORDER BY n.sticky DESC, n.created DESC'), variable_get('default_nodes_main', 10));"

Drupal 7: $select = db_select('node', 'n')" ->fields('n', array('nid'))" ->condition('promote', 1)" ->condition('status', 1)" ->orderBy('sticky', 'DESC')" ->orderBy('created', 'DESC')" ->extend('PagerDefault')" ->limit(variable_get('default_nodes_main', 10))" ->addTag('node_access');"

Drupal 6:

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function hook_db_rewrite_sql($query, $primary_table, $primary_field, $args) {! switch ($primary_field) {! case 'nid':! $return = array();! if ($primary_table != 'n') {! $return['join'] = "LEFT JOIN {node} n ON $primary_table.nid = n.nid";! }! $return['where'] = 'created >' . time() - 3600;! return $return;! break;! }!

Drupal 7: function hook_query_alter(&$query) {! if ($query->hasTag(‘node_access’)) {! $query->condition(‘created’, time() - 3600, ‘>’);! }! }!

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