diff options
Diffstat (limited to 'src/assets/javascripts/imgur.js')
| -rw-r--r-- | src/assets/javascripts/imgur.js | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/src/assets/javascripts/imgur.js b/src/assets/javascripts/imgur.js new file mode 100644 index 00000000..9f93f362 --- /dev/null +++ b/src/assets/javascripts/imgur.js @@ -0,0 +1,191 @@ +window.browser = window.browser || window.chrome; + +import utils from './utils.js' + +const targets = /^https?:\/{2}([im]\.)?imgur\.com(\/|$)/ + +let redirects = { + "rimgo": { + "normal": [], + "tor": [], + "i2p": [] + } +} +function setRedirects() { + return new Promise(resolve => { + fetch('/instances/data.json').then(response => response.text()).then(async data => { + let dataJson = JSON.parse(data); + redirects.rimgo = dataJson.rimgo; + + rimgoNormalRedirectsChecks = [...redirects.rimgo.normal]; + rimgoTorRedirectsChecks = [...redirects.rimgo.tor]; + rimgoI2pRedirectsChecks = [...redirects.rimgo.i2p]; + + for (const instance of r.cloudflareList) { + const a = rimgoNormalRedirectsChecks.indexOf(instance); + if (a > -1) rimgoNormalRedirectsChecks.splice(a, 1); + + const b = rimgoTorRedirectsChecks.indexOf(instance); + if (b > -1) rimgoTorRedirectsChecks.splice(b, 1); + + const c = rimgoI2pRedirectsChecks.indexOf(instance); + if (c > -1) rimgoI2pRedirectsChecks.splice(c, 1); + } + + await browser.storage.local.set({ + imgurRedirects: redirects, + rimgoNormalRedirectsChecks, + rimgoTorRedirectsChecks, + rimgoI2pRedirectsChecks, + }); + + resolve(); + }) + }) +} + +let + disableImgur, + imgurRedirects, + imgurProtocol, + rimgoNormalRedirectsChecks, + rimgoNormalCustomRedirects, + rimgoTorRedirectsChecks, + rimgoTorCustomRedirects, + rimgoI2pRedirectsChecks, + rimgoI2pCustomRedirects; + +function init() { + return new Promise(async resolve => { + browser.storage.local.get( + [ + "disableImgur", + "imgurRedirects", + "imgurProtocol", + "rimgoNormalRedirectsChecks", + "rimgoNormalCustomRedirects", + "rimgoTorRedirectsChecks", + "rimgoTorCustomRedirects", + "rimgoI2pRedirectsChecks", + "rimgoI2pCustomRedirects", + ], + r => { + disableImgur = r.disableImgur; + imgurRedirects = r.imgurRedirects; + imgurProtocol = r.imgurProtocol; + rimgoNormalRedirectsChecks = r.rimgoNormalRedirectsChecks; + rimgoNormalCustomRedirects = r.rimgoNormalCustomRedirects; + rimgoTorRedirectsChecks = r.rimgoTorRedirectsChecks; + rimgoTorCustomRedirects = r.rimgoTorCustomRedirects; + rimgoI2pRedirectsChecks = r.rimgoI2pRedirectsChecks; + rimgoI2pCustomRedirects = r.rimgoI2pCustomRedirects; + resolve(); + } + ) + }) +} + +init(); +browser.storage.onChanged.addListener(init) + +// https://imgur.com/gallery/s4WXQmn +// https://imgur.com/a/H8M4rcp +// https://imgur.com/gallery/gYiQLWy +// https://imgur.com/gallery/cTRwaJU +// https://i.imgur.com/CFSQArP.jpeg + +function all() { + return [ + ...imgurRedirects.rimgo.normal, + ...imgurRedirects.rimgo.tor, + ...imgurRedirects.rimgo.i2p, + ...rimgoNormalCustomRedirects, + ...rimgoTorCustomRedirects, + ...rimgoI2pCustomRedirects, + ]; +} + +function redirect(url, type, initiator) { + if (disableImgur) return; + if (url.pathname == "/") return; + if (!["main_frame", "sub_frame", "xmlhttprequest", "other", "image", "media",].includes(type)) return; + if (initiator && (all().includes(initiator.origin) || targets.test(initiator.host))) return; + if (!targets.test(url.href)) return; + if (url.pathname.includes("delete/")) return; + + let instancesList; + if (imgurProtocol == 'normal') instancesList = [...rimgoNormalRedirectsChecks, ...rimgoNormalCustomRedirects]; + if (imgurProtocol == 'tor') instancesList = [...rimgoTorRedirectsChecks, ...rimgoTorCustomRedirects]; + if (imgurProtocol == 'i2p') instancesList = [...rimgoI2pRedirectsChecks, ...rimgoI2pCustomRedirects]; + if (instancesList.length === 0) return; + + const randomInstance = utils.getRandomInstance(instancesList); + return `${randomInstance}${url.pathname}${url.search}`; +} + +function reverse(url) { + return new Promise(async resolve => { + await init(); + const protocolHost = utils.protocolHost(url); + if (!all().includes(protocolHost)) { resolve(); return; } + resolve(`https://imgur.com${url.pathname}${url.search}`); + }) +} + +function switchInstance(url) { + return new Promise(async resolve => { + await init(); + let protocolHost = utils.protocolHost(url); + if (!all().includes(protocolHost)) { resolve(); return; } + let instancesList; + if (imgurProtocol == 'normal') instancesList = [...rimgoNormalCustomRedirects, ...rimgoNormalRedirectsChecks]; + else if (imgurProtocol == 'tor') instancesList = [...rimgoTorCustomRedirects, ...rimgoTorRedirectsChecks]; + else if (imgurProtocol == 'i2p') instancesList = [...rimgoI2pCustomRedirects, ...rimgoI2pRedirectsChecks]; + + const i = instancesList.indexOf(protocolHost); + if (i > -1) instancesList.splice(i, 1); + if (instancesList.length === 0) { resolve(); return; } + + const randomInstance = utils.getRandomInstance(instancesList); + resolve(`${randomInstance}${url.pathname}${url.search}`); + }) +} + +function initDefaults() { + return new Promise(resolve => { + fetch('/instances/data.json').then(response => response.text()).then(async data => { + let dataJson = JSON.parse(data); + redirects.rimgo = dataJson.rimgo; + browser.storage.local.get('cloudflareList', async r => { + rimgoNormalRedirectsChecks = [...redirects.rimgo.normal]; + for (const instance of r.cloudflareList) { + const i = rimgoNormalRedirectsChecks.indexOf(instance); + if (i > -1) rimgoNormalRedirectsChecks.splice(i, 1); + } + await browser.storage.local.set({ + disableImgur: false, + imgurProtocol: 'normal', + imgurRedirects: redirects, + + rimgoNormalRedirectsChecks: rimgoNormalRedirectsChecks, + rimgoNormalCustomRedirects: [], + + rimgoTorRedirectsChecks: [...redirects.rimgo.tor], + rimgoTorCustomRedirects: [], + + rimgoI2pRedirectsChecks: [...redirects.rimgo.i2p], + rimgoI2pCustomRedirects: [], + }); + resolve(); + }); + }); + }); +} + +export default { + setRedirects, + redirect, + reverse, + initDefaults, + switchInstance, +}; |