public function ReportEditor::setValue in Forena Reports 8

Same name and namespace in other branches

1. 7.5 src/Editor/ReportEditor.php \Drupal\forena\Editor\ReportEditor::setValue()

Set the value of an element within the report

Parameters

String $xpath: Xpath to element being saved

string $value: Value to be saved.

Return value

bool Indicates whether the set was successful.

File

src/Editor/ReportEditor.php, line 241

ReportEditor.inc Wrapper XML class for working with DOM object. It provides helper Enter description here ... @author metzlerd

Class

ReportEditor

Namespace

Drupal\forena\Editor

Code

public function setValue($xpath, $value) {

  /** @var \SimpleXMLElement $xml */
  $xml = $this->simplexml;
  $i = strrpos($xpath, '/');
  $path = substr($xpath, 0, $i);
  $key = substr($xpath, $i + 1);
  $nodes = $xml
    ->xpath($path);
  if ($nodes) {

    // if the last part of the xpath is a key then assume the key
    if (strpos($key, '@') === 0) {
      $key = trim($key, '@');
      if (is_null($value)) {
        unset($nodes[0][$key]);
      }
      else {
        $nodes[0][$key] = $value;
      }
    }
    else {
      if (is_null($value)) {
        unset($nodes[0]->{$key});
      }
      else {
        $nodes[0]->{$key} = $value;
      }
    }
    return TRUE;
  }
  else {
    return FALSE;
  }
}