User:Mike Dillon/Scripts/highlightNonIPA.js

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// Requires: [[User:Mike Dillon/Scripts/i18n.js]]
 
/* <pre><nowiki> */
 
/* Messages */
wfAddMsg("en", "ipaClassName", "IPA");
 
var nonIpaSymbols;
var nonIpaStyle;
addOnloadHook(function () {
    var body = document.getElementById("bodyContent");
    if (!body) return;
 
    if (!nonIpaSymbols) {
        nonIpaSymbols = /([^a-fh-z\u0250-\u02FFŋǀǃǂǁβθðçχħѵáéíóúàèìòùäëïöüãẽĩõũâêîôûøæœ͡‿\|‖↗↘↓↑̚ⁿ̤̪ ̺̻.\[\]\/,•*<>\s()-])/;
    }
    if (!nonIpaStyle) {
        nonIpaStyle = "background-color: red; color: white";
    }
 
    var ipaBlocks = getElementsByClassName(body, "span", wfMsgForContent("ipaClassName"));
    for (var i in ipaBlocks) {
        var block = ipaBlocks[i];
 
        var toReplace = [];
        for (var n in block.childNodes) {
            var node = block.childNodes[n];
 
            // Skip non-text nodes
            if (node.nodeType != 3) continue;
 
            if (nonIpaSymbols.test(node.nodeValue)) {
                toReplace.push(node);
            }
        }
 
        for (var n in toReplace) {
            var node = toReplace[n];
            var replace = document.createElement("span");
 
            var parts = node.nodeValue.split(nonIpaSymbols);
            for (var m in parts) {
                if (m % 2 == 0) {
                    replace.appendChild(document.createTextNode(parts[m]));
                } else {
                    var highlight = document.createElement("span");
                    highlight.setAttribute("style", nonIpaStyle);
                    highlight.appendChild(document.createTextNode(parts[m]));
                    replace.appendChild(highlight);
                }
            }
 
            block.replaceChild(replace, node);
        }
    }
});
 
/* </nowiki></pre> */