User:Proteins/unindent.js

Code that you insert on this page could contain malicious content capable of compromising your account. If you import a script from another page with "importScript", "mw.loader.load", "iusc", or "lusc", take note that this causes you to dynamically load a remote script, which could be changed by others. Editors are responsible for all edits and actions they perform, including by scripts. User scripts are not centrally supported and may malfunction or become inoperable due to software changes. A guide to help you find broken scripts is available. If you are unsure whether code you are adding to this page is safe, you can ask at the appropriate village pump.
This code will be executed when previewing this page.

Documentation for this user script can be added at User:Proteins/unindent.

Note: After saving, you have to bypass your browser's cache to see the changes. Google Chrome, Firefox, Microsoft Edge and Safari: Hold down the ⇧ Shift key and click the Reload toolbar button. For details and instructions about other browsers, see Wikipedia:Bypass your cache.

//<pre>
// Unindent discusions for accessibility
 
function unindent() {
	var alert_string = "";

	var indent_level = 0;

	var DL_elements;
	var num_DL_elements = 0;

	var DT_elements;
	var num_DT_elements = 0;

	var DD_elements;
	var temp_DD_element;
	var num_DD_elements = 0;
	var DD_element_index = 0;
	var num_unindented_DD_elements = 0;

	var parent_node;

	// Colors to help sighted people after the unindenting
	var colors = ["black", "red", "blue", "green", "magenta", "cyan", "orange", "purple", "darkgreen", "brown"];


	DD_elements = document.getElementById('bodyContent').getElementsByTagName("DD");
	num_DD_elements = DD_elements.length;
	for (DD_element_index=0; DD_element_index<num_DD_elements; DD_element_index++) { 
		temp_DD_element = DD_elements[DD_element_index];

		indent_level = 0;

		// Find the parental DL element for this DD node
		parent_node = temp_DD_element.parentNode;
		if (!parent_node) { continue; }
		while (parent_node.nodeName != "DL") { 
			parent_node = parent_node.parentNode;
			if (!parent_node) { break; }
		}
		if (!parent_node) { continue; }

		// Check whether that DL element has any DT elements
		num_DT_elements = parent_node.getElementsByTagName("DT");
		if (num_DT_elements > 0) { continue; } // if so, don't unindent to the higher level

	} // closes loop over the DD elements of the document

//Acknowledgment
	alert_string = "Unindented " + num_unindented_DD_elements + " paragraphs of " + num_DD_elements + " possible.";
	window.alert(alert_string);

} // closes unindent() function

addOnloadHook(function () {
            addPortletLink('p-cactions', 'javascript:unindent()', 'unindent', 'ca-unindent', 'Unindent discussions', '', '');
});
 
//</pre>