User:DreamRimmer/NoRedCat.js

The printable version is no longer supported and may have rendering errors. Please update your browser bookmarks and please use the default browser print function instead.

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.

This user script seems to have a documentation page at User:DreamRimmer/NoRedCat.

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.

//<nowiki>
(function () {
    var defaultSummary = 'Removed redlinked categories';
    var customSummary = mw.user.options.get('customNoRedCatSummary') || defaultSummary;

    function escapeRegex(str) {
        return str.replace(/[-\/\\^$*+?.()|[\]{}&',’]/g, '\\$&');
    }

    function getCats() {
        return $('#mw-normal-catlinks ul li a').map(function () {
            var cat = $(this).text().trim();
            return /^[\w\s\-()&',’]+$/.test(cat) ? cat : null;
        }).get().filter(Boolean);
    }

    function isRedcat(cat) {
        var ignoredCats = [
            'Wikipedians with red-linked categories on their user page',
            'Wikipedians with red-linked categories on their user talk page'
        ];
        if (ignoredCats.includes(cat)) {
            return Promise.resolve(null);
        }
        return new mw.Api().get({
            action: 'query',
            titles: 'Category:' + cat,
            format: 'json'
        }).then(data => ('-1' in data.query.pages) ? cat : null);
    }

    function confirmAndRemove(redCats) {
        if (!redCats.length) {
            alert('No redlinked categories found.');
            return;
        }

        function NoRedCatDialog(config) {
            NoRedCatDialog.super.call(this, config);
        }
        OO.inheritClass(NoRedCatDialog, OO.ui.ProcessDialog);

        NoRedCatDialog.static.name = 'noRedCatDialog';
        NoRedCatDialog.static.title = 'NoRedCat';
        NoRedCatDialog.static.actions = [
            { action: 'accept', label: 'Submit', flags: ['primary', 'progressive'] },
            { action: 'cancel', label: 'Cancel', flags: 'safe' }
        ];

        NoRedCatDialog.prototype.initialize = function () {
            NoRedCatDialog.super.prototype.initialize.apply(this, arguments);

            this.message = new OO.ui.PanelLayout({
                padded: true,
                expanded: false
            });

            this.message.$element.append(
                $('<div>').append(
                    $('<p>').css({
                        'font-size': '16px',
                        'font-weight': 'bold'
                    }).text('Remove these categories?')
                ).append(
                    $('<ul>').append(redCats.map(function (c) {
                        return $('<li>').html('<a href="/wiki/Category:' + c + '" class="new" target="_blank" style="font-size: 14px;">Category:' + c + '</a>');
                    }))
                )
            );

            this.summaryInput = new OO.ui.TextInputWidget({
                value: customSummary
            });

            this.message.$element.append(
                $('<div>').append(
                    $('<p>').css({
                        'font-size': '16px',
                        'font-weight': 'bold'
                    }).text('Edit Summary:')
                ).append(this.summaryInput.$element)
            );

            this.$body.append(this.message.$element);
        };

        NoRedCatDialog.prototype.getBodyHeight = function () {
            return this.message.$element[0].scrollHeight + 10;
        };

        NoRedCatDialog.prototype.getActionProcess = function (action) {
            var dialog = this;

            if (action === 'accept') {
                return new OO.ui.Process(function () {
                    var summary = dialog.summaryInput.getValue() + ' (using [[User:DreamRimmer/NoRedCat|NoRedCat.js]])';
                    editPage(redCats, summary);
                    dialog.close({ action: action });
                });
            }

            if (action === 'cancel') {
                return new OO.ui.Process(function () {
                    dialog.close({ action: action });
                });
            }

            return NoRedCatDialog.super.prototype.getActionProcess.call(this, action);
        };

        var windowManager = new OO.ui.WindowManager();
        $(document.body).append(windowManager.$element);
        var dialog = new NoRedCatDialog({
            size: 'medium'
        });
        windowManager.addWindows([dialog]);
        windowManager.openWindow(dialog);
    }

    function editPage(redCats, summary) {
        var api = new mw.Api();
        api.get({
            action: 'query',
            prop: 'revisions',
            titles: mw.config.get('wgPageName'),
            rvprop: 'content',
            format: 'json'
        }).then(function (res) {
            var pages = res.query.pages;
            var pageId = Object.keys(pages)[0];
            if (pageId === '-1' || !pages[pageId].revisions) return alert('Error fetching page content');
            var content = pages[pageId].revisions[0]['*'];
            
            redCats.forEach(function (cat) {
                var regex = new RegExp("^[ \t]*\\[\\[Category\\s*:\\s*" + escapeRegex(cat) + "\\s*(\\|[^\\]]*)?\\]\\][ \t]*\\n?", "gmi");
                content = content.replace(regex, '');
            });
            
            api.postWithToken('csrf', {
                action: 'edit',
                title: mw.config.get('wgPageName'),
                text: content,
                summary: summary,
                minor: true
            }).done(function (data) {
                if (data && data.edit && data.edit.newrevid) {
                    var newRevId = data.edit.newrevid;
                    alert('Removed redlinked categories.');
                    window.location.href = mw.util.getUrl(mw.config.get('wgPageName'), { diff: newRevId });
                } else {
                    alert('Edit completed, but could not retrieve diff.');
                    location.reload();
                }
            }).fail(function () {
                alert('Error saving changes');
            });
        });
    }

    mw.util.addPortletLink('p-tb', '#', 'NoRedCat', 'ca-check-remove-redcat-categories', 'Check and remove redlinked categories from this page');
    $('#ca-check-remove-redcat-categories').click(function (e) {
        e.preventDefault();
        Promise.all(getCats().map(isRedcat)).then(function (res) {
            confirmAndRemove(res.filter(c => c));
        });
    });
})();
//</nowiki>