wikiPage.js

var WIKI_PAGE_TITLE_ELEMENT_ID = "page-title";
var WIKI_PAGE_CONTENT_ELEMENT_ID = "page-content";
var WIKI_PAGE_TAGS_ELEMENT_CLASS_NAME = "page-tags";
var WIKI_PAGE_TAG_HREF_TEMPLATE = "/system:page-tags/tag/";
var WIKI_PAGE_IGNORE_ELEM_CLASSES = ["A", "IMG", "SCRIPT"]

var pageScpNumber="";

// Recursively process DOM nodes of a main wiki page and linkify text nodes
function enumWikiPageChildNodes(node, linkedNumbers, template, strict) {
    if (!scpperSettings.useLinkifier)
        return;
    // Linkify lowest level text nodes
    if ((node.childNodes.length == 0) && (node.nodeType == Node.TEXT_NODE))
        scpLinkifyTextNode(node, linkedNumbers, template, strict);
    // Skip certain nodes
    else if ((WIKI_PAGE_IGNORE_ELEM_CLASSES.indexOf(node.nodeName.toUpperCase()) == -1)
        && (scpWebsite.ignoreElements.indexOf(node.className.toUpperCase()) == -1)) {
            for (var i=0; i<node.childNodes.length; i++)
                enumWikiPageChildNodes(node.childNodes[i], linkedNumbers, template, strict);
    // Add links to the list of linked SCPs
    } else
        scpAddLinkedNumber(node, linkedNumbers);
}

// Enumerate page tags
function enumPageTags(elem) {
    var found = false;
    if ((elem.nodeName.toUpperCase()=='A') && (new RegExp(WIKI_PAGE_TAG_HREF_TEMPLATE, "i").test(elem.getAttribute("href")))
        && (scpWebsite.permittedTags.indexOf(elem.textContent)>=0))
            return true;
    for (var i=0; (i<elem.children.length) && !found; i++)
        found=found||enumPageTags(elem.children[i]);
    return found;
}

// Check if page contains at least one tag from the current site tag list
function checkPageTags() {    
    var tagsElements = document.getElementsByClassName(WIKI_PAGE_TAGS_ELEMENT_CLASS_NAME);
    var result=(tagsElements) && (tagsElements.length > 0) && enumPageTags(tagsElements[0]);
    return result;
}

// Process a main site page (SCP, tale, etc...)
function processWikiPage() {
    var linkedNumbers={};        
    // Don't process pages without specific tags
    if (scpWebsite.checkTags && !checkPageTags())
        return;    
    // Find this page's object number (including suffix) and add it to linked numbers
    // Also add all subset number (i.e. if number is "123-RU-J", add "123-RU" and "123" too
    var href = /^https?:\/\/[^\/]+\/[^\/]+/i.exec(document.URL);
    for (var i=scpWebsite.articleTemplates.length-1; (i>=0) && href; i--) {    
        var template = scpWebsite.articleTemplates[i];        
        var scpName = new RegExp(template.urlTemplate.replace('@', template.numberRegEx)+"$", "ig").exec(href[0]);
        if (scpName) {                    
            var tmp = new RegExp(template.numberRegEx, "i").exec(scpName[0]);
            if (tmp != null) {
                if (!pageScpNumber) {
                    pageScpNumber = tmp[0];
                    // Add article name
                    if ((pageScpNumber != "") && (scpperSettings.addArticleName)) {            
                        getScpName(scpWebsite, pageScpNumber, function(name) {
                            var titleElement = document.getElementById(WIKI_PAGE_TITLE_ELEMENT_ID);                                        
                            if (name && titleElement && titleElement.innerText.trim().toUpperCase() == "SCP-"+pageScpNumber.toUpperCase())
                                titleElement.textContent = titleElement.textContent.trim() + " - " + name;
                        });
                    }                        
                }
                linkedNumbers[tmp[0].toUpperCase()]=1;
                href[0] = href[0].substring(0, href[0].lastIndexOf('-'));
            }
        }         
    }                    
    // Only use strict template for SCP articles, use lax template for tales, supplements and forum
    if (scpperSettings.useLinkifier) {
        var contentElement = document.getElementById(WIKI_PAGE_CONTENT_ELEMENT_ID);
        if (contentElement == null) {
            console.log("Error: PageContent not found");
            return;
        }                    
        var strict = true;
        if (scpperSettings.linkifierTemplate == "lax")         
            strict = false;
        for (var i=scpWebsite.articleTemplates.length-1; i>=0; i--)
            enumWikiPageChildNodes(contentElement, linkedNumbers, scpWebsite.articleTemplates[i], strict);
    }    
}