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Changeset - fcf10ab116db

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Nathan Brink (binki) - 15 years ago 2011-03-24 12:06:54
ohnobinki@ohnopublishing.net

New functions which may be useful for crawlers.

1 file changed with 48 insertions and 0 deletions:

inc/school.crawl.inc

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inc/school.crawl.inc

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@@ @@ -445,12 +445,20 @@ function school_crawl_form(DOMElement $f @@
   $xpath = new DOMXPath($form_node->ownerDocument);
   foreach ($xpath->query('input', $form_node) as $input_node)
+    {
       if ($input_node->hasAttribute('name'))
+	{
 	  /*
 	   * Skip over checkboxes which are not ``successful''
 	   * (http://w3.org/ terminology).
 	   */
 	  if (!stricmp($input_node->getAttribute('type'), 'checkbox')
 	      && !$input_node->hasAttribute('checked'))
 	    continue;
 	  $input_name = $input_node->getAttribute('name');
 	  if (!isset($form[$input_name]))
 	    $form[$input_name] = array();
 	  if ($input_node->hasAttribute('value'))
 	    $form[$input_name][] = $input_node->getAttribute('value');
 	  else
@@ @@ -474,12 +482,52 @@ function school_crawl_form(DOMElement $f @@
   return $form;
+}
 /**
  * \brief
  *   Parses a <select />'s <option />s into an associative array.
+ *
  * \param $select
  *   The DOMElement representing the <select />.
  * \param $get_textcontent
  *   Whether or not the returned array should point at DOMElements or
  *   at the textcontent of each <option /> node. Defaults to
  *   textcontent.
  * \param $selected
  *   Will be set to an array of the currently selected keys if passed.
  * \return
  *   An associative array mapping an <option />'s name attribute onto
  *   either the <option />'s textcontent (if $get_textcontent is TRUE)
  *   or onto the <option /> DOMElement itself.
  */
 function school_crawl_form_select_array(DOMElement $select, $get_textcontent = TRUE, &$selected = NULL)
+{
   $selected = array();
   $options = array();
   foreach ($select->childNodes as $child_node)
     if ($child_node->nodeType == XML_ELEMENT_NODE
 	&& !stricmp($child_node->tagName, 'options')
 	&& $child_node->hasAttribute('name'))
+      {
 	$name = $child_node->getAttribute('name');
 	if ($child_node->hasAttribute('selected'))
 	  $selected[] = $name;
 	if ($get_textcontent)
 	  $options[$name] = $child_node->textContent;
 	else
 	  $options[$name] = $child_node;
+      }
   return $options;
+}
 /**
  * \brief
  *   Resolve a relativish URL.
+ *
  * \param $orig_url
  *   The original URL.
  * \param $url
  *   The new URL to be reconciled with the original one.

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