☰

GGn Title Formatter

Formats title, sets alias if applicable and has buttons to undo. Adds buttons in edit page to format name and alias. Exposes title case function to other scripts

// ==UserScript==
// @name         GGn Title Formatter
// @namespace    none
// @version      31
// @description  Formats title, sets alias if applicable and has buttons to undo. Adds buttons in edit page to format name and alias. Exposes title case function to other scripts
// @author       ingts
// @match        https://gazellegames.net/upload.php
// @match        https://gazellegames.net/torrents.php?id=*
// @match        https://gazellegames.net/torrents.php?action=editgroup&groupid=*
// @match        https://gazellegames.net/upload.php?action=copy&groupid=*
// @exclude      https://gazellegames.net/upload.php?groupid=*
// @grant        unsafeWindow
// ==/UserScript==

let titleInput, aliasInput
const globals = unsafeWindow.TitleAndScreenshotsFormatter = {}
globals.toTitleCase = function (str, alias) {
    const japaneseLowercase = new Map([
        ["ga", ["が", "ガ"]],
        ["no", ["の", "ノ"]],
        ["wa", ["わ", "ワ"]],
        ["mo", ["も", "モ"]],
        ["kara", ["から", "カラ"]],
        ["made", ["まで", "マデ"]],
        ["to", ["と", "ト"]],
        ["ya", ["や", "ヤ"]],
        ["de", ["で", "デ"]],
        ["ni", ["に", "ニ"]],
        ["so", ["そ", "ソ"]],
        ["na", ["な", "ナ"]],
        ["i", ["い", "イ"]],
        ["u", ["う", "ウ"]],
        ["e", ["え", "エ"]],
        ["o", ["お", "オ"]],
        ["san", ["さん"]],
        ["sama", ["さま"]],
        ["kun", ["くん"]],
        ["chan", ["ちゃん"]]
    ])

    const smallWords = /^(a|an|and|as|at|but|by|en|for|if|in|nor|of|on|or|per|the|to|v.?|vs.?|via)$/i
    const alphanumericPattern = /([A-Za-z0-9\u00C0-\u00FF])/
    const wordSeparators = /([ :–—-]|[^a-zA-Z0-9'’])/
    const allUppercase = new Set(['rpg', 'fps', 'tps', 'rts', 'tbs', 'mmo', 'mmorpg', 'arpg', 'jrpg', 'pvp', 'pve', 'ntr', 'td', 'vr', 'npc', 'ost'])
    return str
        .replace(/\s/g, ' ').replace('—', ' - ')
        .replace(/~$/, '').replace(/ ~$/, '').replace(/-$/, '').replace(/^-/, '').replace(/ ~ /, ': ').replace(/ ~/, ': ').replace(/ - /, ': ').replace(/ -/, ': ')
        .replace('™', '').replace('®', '')
        .toLowerCase().trim()
        .split(wordSeparators)
        .map(function (current, index, array) {
            if (allUppercase.has(current.trim()) || /\b([IVX])(X{0,3}I{0,3}|X{0,2}VI{0,3}|X{0,2}I?[VX])(?![A-Za-z'])\b/i.test(current))
                return current.toUpperCase()
            if (alias) {
                const jpWords = japaneseLowercase.get(current)
                if (jpWords?.some(w => alias.includes(w))) return current
            }
            if (
                /* Check for small words */
                current.search(smallWords) > -1 &&
                /* Skip first and last word */
                index !== 0 &&
                index !== array.length - 1 &&
                /* Ignore title end and subtitle start */
                array[index - 3] !== ':' &&
                array[index + 1] !== ':' &&
                /* Ignore small words that start a hyphenated phrase */
                (array[index + 1] !== '-' ||
                    (array[index - 1] === '-' && array[index + 1] === '-'))
            ) {
                return current
            }
            /* Capitalize the first letter */
            return current.replace(alphanumericPattern, function (match) {
                return match.toUpperCase()
            })
        })
        .join('')
}

function formatText() {
    let origTitle = titleInput.value
    aliasInput = document.getElementById('aliases')
    let origAlias = aliasInput.value

    let titleAfterTitleCase = globals.toTitleCase(titleInput.value, aliasInput.value)
    titleInput.value = titleAfterTitleCase

    if (document.getElementById('categories').value === 'Games') {
        const excludePattern = /[^a-zA-Z0-9 .~?’!@#$%^&*()_+\-=\[\]{};':"\\|,<>\/]+/g
        let excluded = titleInput.value.match(excludePattern)

        if (excluded) {
            if (excluded.length === 1) {
                aliasInput.value ? aliasInput.value += ', ' + excluded.join('') : aliasInput.value = excluded.join('')
                titleInput.value = titleInput.value.replace(excludePattern, "").trim()
            } else {
                aliasInput.value ? aliasInput.value += ', ' + titleInput.value : titleInput.value
                titleInput.value = ''
                startTextFormat(false)
                return
            }
        }
    }

    if (titleAfterTitleCase !== origTitle || aliasInput.value !== origAlias) {
        document.querySelector("#title_tr > td.label").insertAdjacentHTML('beforeend', `<span style="color: #ebaf51;display: block;">Undo Title Formatter</span>
    <div id="tf-undo-buttons"></div>`)

        const buttonDiv = document.getElementById('tf-undo-buttons')

        if (titleAfterTitleCase !== origTitle) {
            const button1 = document.createElement('button')
            button1.textContent = 'Formatting'
            button1.type = 'button'
            button1.onclick = () => {
                titleInput.value = origTitle
            }
            buttonDiv.append(button1)
        }
        if (aliasInput.value !== origAlias) {
            const button2 = document.createElement('button')
            button2.textContent = 'Alias'
            button2.type = 'button'
            button2.onclick = () => {
                titleInput.value = titleAfterTitleCase
                aliasInput.value = origAlias
            }
            buttonDiv.append(button2)
        }
    }
}

function startTextFormat(wait) {
    const tInterval = setInterval(() => {
        if (document.activeElement === titleInput || !titleInput.value)
            return
        clearInterval(tInterval)
        if (wait) {
            // to allow upload scripts that use the title input's value to set the title before formatting
            setTimeout(formatText, 2000)
        } else formatText()
    }, 500)
}

function addButton(input) {
    const button = document.createElement('button')
    button.type = 'button'
    button.textContent = 'Format'
    button.addEventListener('click', () => {
        input.value = globals.toTitleCase(input.value, aliasInput?.value || aliasInput?.textContent)
    })
    input.after(button)
}

if (location.href.includes('upload.php')) {
    titleInput = document.getElementById('title')

    // changing the category changes the form using a server request and the title input is replaced
    document.getElementById('categories').addEventListener('change', () => {
        new MutationObserver((mutations, observer) => {
            titleInput = document.getElementById('title')
            startTextFormat(true)
            observer.disconnect()
        }).observe(document.getElementById('dynamic_form'), {childList: true, subtree: true})
    })
    startTextFormat(true)
} else if (location.href.includes('editgroup')) {
    titleInput = document.querySelector("input[name=name]")
    aliasInput = document.querySelector('input[name=aliases]')
    addButton(aliasInput)
    addButton(titleInput)
} else {
    // wait to make sure the editor helper loads first
    setTimeout(() => {
        const editHelperRename = document.getElementById('titleEdit')

        if (editHelperRename) {
            editHelperRename.addEventListener('click', () => {
                titleInput = document.querySelector("input[name=name]")
                aliasInput = document.getElementById('group_aliases')?.childNodes[2]
                addButton(titleInput)
            })
        }
    }, 80)
}