function headerimage_eval_taxonomy in Header image 5

Same name and namespace in other branches

1. 6 headerimage.module \headerimage_eval_taxonomy()
2. 7 headerimage.module \headerimage_eval_taxonomy()

Evaluate taxonomy condition

Check if current page has selected taxonomy terms

Parameters

$condition: array of taxonomy term tid's

Return value

true: current page contains one of $condition's tags false: if not null: current page is not a node

1 call to headerimage_eval_taxonomy()

headerimage_select_node in ./headerimage.module

Select a node to be displayed in the block

File

./headerimage.module, line 422

headerimage.module Conditionally display an node in a block.

Code

function headerimage_eval_taxonomy($condition) {
  if (arg(0) == 'node' && is_numeric(arg(1))) {
    $node = node_load(arg(1));
    foreach (array_keys($node->taxonomy) as $key) {
      if (isset($condition[$key])) {
        return true;
      }
    }
    return false;
  }
  return null;
}