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Copy pathpadPane.source.ts
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436 lines (366 loc) · 15.8 KB
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import UI from 'solid-ui'
import { PaneDefinition } from '../types'
// @ts-ignore
// @@ TODO: serialize is not part rdflib type definitions
// Might be fixed in https://github.com/linkeddata/rdflib.js/issues/341
import { graph, log, NamedNode, Namespace, sym, serialize } from 'rdflib'
/* pad Pane
**
*/
var ns = UI.ns
const paneDef: PaneDefinition = {
// icon: (module.__dirname || __dirname) + 'images/ColourOn.png',
icon: UI.icons.iconBase + 'noun_79217.svg',
name: 'pad',
audience: [ns.solid('PowerUser')],
// Does the subject deserve an pad pane?
label: function (subject) {
var kb = UI.store
var t = kb.findTypeURIs(subject)
if (t['http://www.w3.org/ns/pim/pad#Notepad']) {
return 'pad'
}
return null // No under other circumstances
},
mintClass: ns.pad('Notepad'),
mintNew: function (newPaneOptions: any) {
var kb = UI.store
var ns = UI.ns
var updater = kb.updater
if (newPaneOptions.me && !newPaneOptions.me.uri) throw new Error('notepad mintNew: Invalid userid')
var newInstance = newPaneOptions.newInstance = newPaneOptions.newInstance || kb.sym(newPaneOptions.newBase + 'index.ttl#this')
// var newInstance = kb.sym(newBase + 'pad.ttl#thisPad');
var newPadDoc = newInstance.doc()
kb.add(newInstance, ns.rdf('type'), ns.pad('Notepad'), newPadDoc)
kb.add(newInstance, ns.dc('title'), 'Shared Notes', newPadDoc)
kb.add(newInstance, ns.dc('created'), new Date(), newPadDoc)
if (newPaneOptions.me) {
kb.add(newInstance, ns.dc('author'), newPaneOptions.me, newPadDoc)
}
// kb.add(newInstance, ns.pad('next'), newInstance, newPadDoc);
// linked list empty @@
var chunk = kb.sym(newInstance.uri + '_line0')
kb.add(newInstance, ns.pad('next'), chunk, newPadDoc) // Linked list has one entry
kb.add(chunk, ns.pad('next'), newInstance, newPadDoc)
kb.add(chunk, ns.dc('author'), newPaneOptions.me, newPadDoc)
kb.add(chunk, ns.sioc('content'), '', newPadDoc)
return new Promise(function (resolve, reject) {
updater.put(
newPadDoc,
kb.statementsMatching(undefined, undefined, undefined, newPadDoc),
'text/turtle',
function (uri2: string, ok: boolean, message: string) {
if (ok) {
resolve(newPaneOptions)
} else {
reject(new Error('FAILED to save new tool at: ' + uri2 + ' : ' +
message))
};
})
})
},
// and follow instructions there
render: function (subject, dom, paneOptions: any) {
// Utility functions
var complainIfBad = function (ok: boolean, message: string) {
if (!ok) {
div.appendChild(UI.widgets.errorMessageBlock(dom, message, 'pink'))
}
}
var clearElement = function (ele: HTMLElement) {
while (ele.firstChild) {
ele.removeChild(ele.firstChild)
}
return ele
}
// Access control
// Two variations of ACL for this app, public read and public read/write
// In all cases owner has read write control
var genACLtext = function (docURI: string, aclURI: string, allWrite: boolean) {
var g = graph()
var auth = Namespace('http://www.w3.org/ns/auth/acl#')
var a = g.sym(aclURI + '#a1')
var acl = g.sym(aclURI)
var doc = g.sym(docURI)
g.add(a, UI.ns.rdf('type'), auth('Authorization'), acl)
g.add(a, auth('accessTo'), doc, acl)
g.add(a, auth('agent'), me, acl)
g.add(a, auth('mode'), auth('Read'), acl)
g.add(a, auth('mode'), auth('Write'), acl)
g.add(a, auth('mode'), auth('Control'), acl)
a = g.sym(aclURI + '#a2')
g.add(a, UI.ns.rdf('type'), auth('Authorization'), acl)
g.add(a, auth('accessTo'), doc, acl)
g.add(a, auth('agentClass'), ns.foaf('Agent'), acl)
g.add(a, auth('mode'), auth('Read'), acl)
if (allWrite) {
g.add(a, auth('mode'), auth('Write'), acl)
}
// TODO: Figure out why `serialize` isn't on the type definition according to TypeScript:
return serialize(acl, g, aclURI, 'text/turtle')
}
/**
* @param docURI
* @param allWrite
* @param callbackFunction
*
* @returns {Promise<Response>}
*/
var setACL = function setACL (docURI: string, allWrite: boolean, callbackFunction: Function) {
var aclDoc = kb.any(kb.sym(docURI),
kb.sym('http://www.iana.org/assignments/link-relations/acl')) // @@ check that this get set by web.js
if (aclDoc) { // Great we already know where it is
var aclText = genACLtext(docURI, aclDoc.uri, allWrite)
return fetcher.webOperation('PUT', aclDoc.uri, { data: aclText, contentType: 'text/turtle' })
.then((_result: any) => callbackFunction(true))
.catch((err: Error) => {
callbackFunction(false, err.message)
})
} else {
return fetcher.load(docURI)
.catch((err: Error) => {
callbackFunction(false, 'Getting headers for ACL: ' + err)
})
.then(() => {
var aclDoc = kb.any(kb.sym(docURI),
kb.sym('http://www.iana.org/assignments/link-relations/acl'))
if (!aclDoc) {
// complainIfBad(false, "No Link rel=ACL header for " + docURI);
throw new Error('No Link rel=ACL header for ' + docURI)
}
var aclText = genACLtext(docURI, aclDoc.uri, allWrite)
return fetcher.webOperation('PUT', aclDoc.uri, { data: aclText, contentType: 'text/turtle' })
})
.then((_result: any) => callbackFunction(true))
.catch((err: Error) => {
callbackFunction(false, err.message)
})
}
}
// Reproduction: spawn a new instance
//
// Viral growth path: user of app decides to make another instance
var newInstanceButton = function () {
var button = div.appendChild(dom.createElement('button'))
button.textContent = 'Start another pad'
button.addEventListener('click', function () {
return showBootstrap(subject, spawnArea, 'pad')
})
return button
}
// Option of either using the workspace system or just typing in a URI
var showBootstrap = function showBootstrap (thisInstance: any, container: HTMLElement, noun: string) {
var div = clearElement(container)
var appDetails = { 'noun': 'notepad' }
div.appendChild(UI.authn.newAppInstance(
dom, appDetails, initializeNewInstanceInWorkspace))
div.appendChild(dom.createElement('hr')) // @@
var p = div.appendChild(dom.createElement('p'))
p.textContent = 'Where would you like to store the data for the ' + noun + '? ' +
'Give the URL of the directory where you would like the data stored.'
var baseField = div.appendChild(dom.createElement('input'))
baseField.setAttribute('type', 'text')
baseField.size = 80; // really a string
(baseField as any).label = 'base URL'
baseField.autocomplete = 'on'
div.appendChild(dom.createElement('br')) // @@
var button = div.appendChild(dom.createElement('button'))
button.textContent = 'Start new ' + noun + ' at this URI'
button.addEventListener('click', function (_e) {
var newBase = baseField.value
if (newBase.slice(-1) !== '/') {
newBase += '/'
}
initializeNewInstanceAtBase(thisInstance, newBase)
})
}
// Create new document files for new instance of app
var initializeNewInstanceInWorkspace = function (ws: NamedNode) {
var newBase = kb.any(ws, ns.space('uriPrefix'))
if (!newBase) {
newBase = ws.uri.split('#')[0]
} else {
newBase = newBase.value
}
if (newBase.slice(-1) !== '/') {
log.error(appPathSegment + ': No / at end of uriPrefix ' + newBase) // @@ paramater?
newBase = newBase + '/'
}
var now = new Date()
newBase += appPathSegment + '/id' + now.getTime() + '/' // unique id
initializeNewInstanceAtBase(thisInstance, newBase)
}
var initializeNewInstanceAtBase = function (thisInstance: any, newBase: string) {
var here = sym(thisInstance.uri.split('#')[0])
var base = here // @@ ???
var kb = UI.store
var newPadDoc = kb.sym(newBase + 'pad.ttl')
var newIndexDoc = kb.sym(newBase + 'index.html')
var toBeCopied = [
{ local: 'index.html', contentType: 'text/html' }
]
let newInstance = kb.sym(newPadDoc.uri + '#thisPad')
// log.debug("\n Ready to put " + kb.statementsMatching(undefined, undefined, undefined, there)); //@@
var agenda: Function[] = []
var f // @@ This needs some form of visible progress bar
for (f = 0; f < toBeCopied.length; f++) {
var item = toBeCopied[f]
var fun = function copyItem (item: any) {
agenda.push(function () {
var newURI = newBase + item.local
console.log('Copying ' + base + item.local + ' to ' + newURI)
var setThatACL = function () {
setACL(newURI, false, function (ok: boolean, message: string) {
if (!ok) {
complainIfBad(ok, 'FAILED to set ACL ' + newURI + ' : ' + message)
console.log('FAILED to set ACL ' + newURI + ' : ' + message)
} else {
agenda.shift()!() // beware too much nesting
}
})
}
kb.fetcher.webCopy(base + item.local, newBase + item.local, item.contentType)
.then(() => UI.authn.checkUser())
.then((webId: string) => {
me = webId
setThatACL()
})
.catch((err: Error) => {
console.log('FAILED to copy ' + base + item.local + ' : ' + err.message)
complainIfBad(false, 'FAILED to copy ' + base + item.local + ' : ' + err.message)
})
})
}
fun(item)
}
agenda.push(function createNewPadDataFile () {
kb.add(newInstance, ns.rdf('type'), PAD('Notepad'), newPadDoc)
kb.add(newInstance, ns.dc('created'), new Date(), newPadDoc)
if (me) {
kb.add(newInstance, ns.dc('author'), me, newPadDoc)
}
kb.add(newInstance, PAD('next'), newInstance, newPadDoc) // linked list empty
// Keep a paper trail @@ Revisit when we have non-public ones @@ Privacy
kb.add(newInstance, UI.ns.space('inspiration'), thisInstance, padDoc)
kb.add(newInstance, UI.ns.space('inspiration'), thisInstance, newPadDoc)
updater.put(
newPadDoc,
kb.statementsMatching(undefined, undefined, undefined, newPadDoc),
'text/turtle',
function (_uri2: string, ok: boolean, message: string) {
if (ok) {
agenda.shift()!()
} else {
complainIfBad(ok, 'FAILED to save new notepad at: ' + newPadDoc.uri + ' : ' + message)
console.log('FAILED to save new notepad at: ' + newPadDoc.uri + ' : ' + message)
}
}
)
})
agenda.push(function () {
setACL(newPadDoc.uri, true, function (ok: boolean, body: string) {
complainIfBad(ok, 'Failed to set Read-Write ACL on pad data file: ' + body)
if (ok) agenda.shift()!()
})
})
agenda.push(function () {
// give the user links to the new app
var p = div.appendChild(dom.createElement('p'))
p.setAttribute('style', 'font-size: 140%;')
p.innerHTML =
"Your <a href='" + newIndexDoc.uri + "'><b>new notepad</b></a> is ready. " +
"<br/><br/><a href='" + newIndexDoc.uri + "'>Go to new pad</a>"
})
agenda.shift()!()
// Created new data files.
}
// Update on incoming changes
var showResults = function (exists: boolean) {
console.log('showResults()')
me = UI.authn.currentUser()
UI.authn.checkUser()
.then((webId: string) => {
me = webId
})
var title = kb.any(subject, ns.dc('title')) || kb.any(subject, ns.vcard('fn'))
if (paneOptions.solo && typeof window !== 'undefined' && title) {
window.document.title = title.value
}
options.exists = exists
padEle = (UI.pad.notepad(dom, padDoc, subject, me, options))
naviMain.appendChild(padEle)
var partipationTarget = kb.any(subject, ns.meeting('parentMeeting')) || subject
UI.pad.manageParticipation(dom, naviMiddle2, padDoc, partipationTarget, me, options)
UI.store.updater.setRefreshHandler(padDoc, padEle.reloadAndSync) // initiated =
}
// Read or create empty data file
var loadPadData = function () {
fetcher.nowOrWhenFetched(padDoc.uri, undefined, function (ok: boolean, body: string, response: any) {
if (!ok) {
if (response.status === 404) { // / Check explicitly for 404 error
console.log('Initializing results file ' + padDoc)
updater.put(padDoc, [], 'text/turtle', function (_uri2: string, ok: boolean, message: string) {
if (ok) {
clearElement(naviMain)
showResults(false)
} else {
complainIfBad(ok, 'FAILED to create results file at: ' + padDoc.uri + ' : ' + message)
console.log('FAILED to craete results file at: ' + padDoc.uri + ' : ' + message)
}
})
} else { // Other error, not 404 -- do not try to overwite the file
complainIfBad(ok, 'FAILED to read results file: ' + body)
}
} else { // Happy read
clearElement(naviMain)
if (kb.holds(subject, ns.rdf('type'), ns.wf('TemplateInstance'))) {
showBootstrap(subject, naviMain, 'pad')
}
showResults(true)
naviMiddle3.appendChild(newInstanceButton())
}
})
}
// Body of Pane
var appPathSegment = 'app-pad.timbl.com' // how to allocate this string and connect to
var kb = UI.store
var fetcher = UI.store.fetcher
var updater = UI.store.updater
var ns = UI.ns
var me: any
var PAD = Namespace('http://www.w3.org/ns/pim/pad#')
var thisInstance = subject
var padDoc = subject.doc()
var padEle
var div = dom.createElement('div')
// Build the DOM
var structure = div.appendChild(dom.createElement('table')) // @@ make responsive style
structure.setAttribute('style', 'background-color: white; min-width: 94%; margin-right:3% margin-left: 3%; min-height: 13em;')
var naviLoginoutTR = structure.appendChild(dom.createElement('tr'))
naviLoginoutTR.appendChild(dom.createElement('td')) // naviLoginout1
naviLoginoutTR.appendChild(dom.createElement('td'))
naviLoginoutTR.appendChild(dom.createElement('td'))
var naviTop = structure.appendChild(dom.createElement('tr')) // stuff
var naviMain = naviTop.appendChild(dom.createElement('td'))
naviMain.setAttribute('colspan', '3')
var naviMiddle = structure.appendChild(dom.createElement('tr')) // controls
var naviMiddle1 = naviMiddle.appendChild(dom.createElement('td'))
var naviMiddle2 = naviMiddle.appendChild(dom.createElement('td'))
var naviMiddle3 = naviMiddle.appendChild(dom.createElement('td'))
var naviStatus = structure.appendChild(dom.createElement('tr')) // status etc
var statusArea = naviStatus.appendChild(dom.createElement('div'))
var naviSpawn = structure.appendChild(dom.createElement('tr')) // create new
var spawnArea = naviSpawn.appendChild(dom.createElement('div'))
var naviMenu = structure.appendChild(dom.createElement('tr'))
naviMenu.setAttribute('class', 'naviMenu')
// naviMenu.setAttribute('style', 'margin-top: 3em;');
naviMenu.appendChild(dom.createElement('td')) // naviLeft
naviMenu.appendChild(dom.createElement('td'))
naviMenu.appendChild(dom.createElement('td'))
var options: any = { statusArea: statusArea, timingArea: naviMiddle1 }
loadPadData()
return div
}
}
// ends
export default paneDef