OpenStreetMap Changeset Viewer Integration v.MM

2023-12-06 @ 20:10:15 (OSM, OpenStreetMaps)

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name        OpenStreetMap Changeset Viewer Integration v.MM
// @namespace   Violentmonkey Scripts
// @match       https://www.openstreetmap.org/*
// @match       https://osm.mapki.com/*
// @match       https://overpass-api.de/achavi/*
// @match       https://rene78.github.io/latest-changes/*
// @grant       none
// @version     1.1.2
// @license     GNU Affero General Public License v3.0
// @author      Marek-M
// @description 2023-12-06 @ 20:10:15 (OSM, OpenStreetMaps)
// @updateURL
// @downloadURL
// ==/UserScript==

(() => {
  'use strict'

  const pattern = /^https?:\/\/(www\.)?(osm\.org|openstreetmap\.org)\/(changeset)\/(\d+)$/g
  // const pattern2 = /^(Zestaw zmian: )(\d+)$/g
  const addHistoryButtons = linkElement => {
    if (linkElement.getAttribute('data-history-button')) return
    const matched = linkElement.href.match(pattern)
    if (!matched) return
    const [_, __, ___, type, id] = matched[0].split('/')

    // historyLinksArray - each element should have 3 elements: [textContent, title, historyLink]
    const textContent = 0, title = 1, historyLink = 2
    const historyLinksArray =
        [
          ['A', `Check in Achavi - changeset no. ${id}`                               , `https://overpass-api.de/achavi/?changeset=${id}`         ],
          ['V', `Check Changeset with Comparison Visualization - changeset no. ${id}` , `https://resultmaps.neis-one.org/osm-change-viz?c=${id}`  ],
          ['C', `Check in OSMCha - changeset no. ${id}`                               , `https://osmcha.org/changesets/${id}`                     ],
          ['H', `OSM History Viewer - changeset no. ${id}`                            , `https://osmhv.openstreetmap.de/changeset.jsp?id=${id}`   ]
        ]

    historyLinksArray.forEach
    (
      (historyLinkArrayElement) =>
      {
        const button = document.createElement('a')
        button.textContent =  historyLinkArrayElement[textContent]
        button.title =        historyLinkArrayElement[title]
        button.href =         historyLinkArrayElement[historyLink]
        button.alt = button.title
        button.target = '_blank'
        button.style.paddingLeft = '0.45ch'
        button.style.paddingRight = '0.20ch'
        button.style.position = 'relative'
        button.style.top = '-0.5ch'
        button.style.display = 'inline-block'
        button.style.transform = 'scale(1.1)'
        button.style.fontSize = '70%'
        button.addEventListener('click', event => {event.stopPropagation()})
        linkElement.insertAdjacentElement('beforeend', button)
      }
    ) // forEach
    linkElement.setAttribute('data-history-button', 'true')
  }

  const scanLinks = () => {
    const links = document.querySelectorAll('a')
    links.forEach(addHistoryButtons)
  }

  const observer = new MutationObserver(scanLinks)
  observer.observe(document.body, {
      childList: true,
      subtree: true
  })
  scanLinks()
})()