User:Alex 21/script-linecolour.js

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$(function($) {
	setTimeout(function() {
		$.when( mw.loader.using( ['mediawiki.util']), $.ready ).then(function() {
			var portletlink = mw.util.addPortletLink('p-tv', '#', 'Line colours');
			$(portletlink).click( function(e) {
				e.preventDefault();
				// Default parameters and determine if we need to go to the editing page
				var loc = window.location.href; var wpTextbox1 = document.getElementById('wpTextbox1'); var i;
				if (loc.indexOf('action=edit') < 0 && loc.indexOf('action=submit') < 0) {
					alert("Go to the edit page to use this script.");
				} else {
					// Gather colours from text of textarea
					var colours = [];
					var topcolours = [];
					var s = wpTextbox1.value.split("\n");
					for (i = 0; i < s.length; i++) {
						if (s[i].indexOf('LineColor') > 0 || s[i].indexOf('TopColor') > 0 || s[i].indexOf('line_color') > 0) {
							// LineColor regex
							var reg = /\|\s*(LineColor|TopColor|line_color)[\s\=\#]*([^\s]*)/g;
							var t = reg.exec(s[i]);
							if (!t) continue;
							// Add colour to saved colours if its not already added
							var fontColor = t[2];
							if (colours.indexOf(fontColor) >= 0) continue;
							colours[colours.length] = fontColor;
							if (s[i].indexOf('TopColor') > 0) topcolours[topcolours.length] = fontColor;
						}
					}
					
					for (i = 0; i < colours.length; i++) {
						// Gather colour, and individually adjust to AAA compliancy
						var thiscolour = colours[i];
						var fground = (topcolours.indexOf(thiscolour) >= 0 ? '0645AD' : false);
						var newcolour = colourCompliance(thiscolour,fground);
						
						// Update if the original colour has been changed to be compliant
						if (thiscolour != newcolour) {
							// 3-digits codes (e.g. #FF3344 = #F34)
							var _3code;
							if (thiscolour[0] == thiscolour[1] && thiscolour[2] == thiscolour[3] && thiscolour[4] == thiscolour[5])
								_3code = thiscolour[0]+thiscolour[2]+thiscolour[4]+'|';
							else _3code = '';
							
							// Replace colours, check for minus error
							var reg2 = new RegExp('\\b'+_3code+thiscolour+'\\b','gi');
							if (newcolour.indexOf("-") < 0) wpTextbox1.value = wpTextbox1.value.replace(reg2,newcolour);
							else alert("Error fixing colour code "+thiscolour+" - please fix manually.");
						}
					}
					
					// Done
					document.getElementById('wpSummary').value += "Adjusted color contrasts via [[User:Alex 21/script-linecolour|script]] per [[WP:COLOR]] and [[Template talk:Infobox television season/Archive 3]].";
				}
			});
		});
	},300);
});