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index.js
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import * as d3 from "d3";
var Relationtype = {
SIMILAR: "similarTo",
PREREQUISITE: "prerequisites",
POSTREQUISITE: "postrequisites",
BROADER: "broader",
NARROWER: "narrower",
DEMONSTRATES: "demonstrates",
SUBCONCEPT: "is subconcept of",
SIMILARTO: "is similar to",
RELATEDTO: "is related to",
PREREQUISITEOF: "is prerequisite of"
};
const TEMPLATE_IdGraph = 'graph';
const TEMPLATE_IdText = 'textInfo';
// const TEMPLATE_IdAbs = 'bokabstract';
const TEMPLATE_IdInt = 'bokintroduction';
const TEMPLATE_IdDes = 'bokdescription';
const TEMPLATE_IdRel = 'bokrelations';
const TEMPLATE_IdRef = 'bokreferences';
const TEMPLATE_IdSki = 'bokskills';
const TEMPLATE_IdVer = 'bokversioning';
// const TEMPLATE_IdRelN = 'bokrelationsnum';
const TEMPLATE_IdRefN = 'bokreferencesnum';
const TEMPLATE_IdSkiN = 'bokskillsnum';
const TEMPLATE_IdVerN = 'bokversioningnum';
const TEM_IdKey = 'keywordsInfo';
const TEM_IdKeyT = 'keywordsInfoTitle';
// const TEMPLATE_IdAcc = 'bokaccordion';
const width = 932;
const height = width;
let view;
let codesColors = ['AM', 'CP', 'CV', 'DA', 'DC', 'DM', 'FC', 'GS', 'KE', 'PD', 'UC'];
let colorsHEX = ['#9999F8', '#AEB9C8', '#F19E70', '#4EAEEA', '#FBE7A3', '#B1CF95', '#F19E9C', '#439798', '#E4EEDC', '#A3C1E3', '#e4e4e4'];
let selectedNodes = [];
let allNodes = {};
let rootNodeCode = '';
let fullBoK = {};
let fullParsedBoK = {};
let versionsCodes = [];
let allVersions = [];
let currSelCode = '';
let currVersion = 'current';
const COLOR_STROKE_SELECTED = 'black';
const COLOR_STROKE_DEFAULT = '#090909';
const COLOR_STROKE_RESULTS = '#080808';
export function parseBOKData(bokJSON, v) {
// loop all nodes
allNodes[v] = [];
versionsCodes[v] = [];
bokJSON.concepts.forEach((n, index) => {
var node = {
name: n.name,
code: n.code,
introduction: n.introduction,
description: n.description,
explanation: n.explanation,
selfAssesment: n.selfAssesment,
uri: n.link,
id: index,
value: 1,
children: [],
parents: [],
keywords: [],
demonstrableSkills: [],
contributors: [],
sourceDocuments: [],
relatedTo: []
};
allNodes[v].push(node);
versionsCodes[v].push(n.code.toLowerCase());
});
// add children - parent
bokJSON.relations.forEach(r => {
if (r.name === Relationtype.SUBCONCEPT) {
if (r.target != r.source) {
if (!allNodes[v][r.target].children.includes(allNodes[v][r.source]))
allNodes[v][r.target].children.push(allNodes[v][r.source]);
if (!allNodes[v][r.source].parents.includes(allNodes[v][r.target]))
allNodes[v][r.source].parents.push(allNodes[v][r.target]);
}
} if (r.name === Relationtype.RELATEDTO) {
if (r.target != r.source) {
if (!allNodes[v][r.target].relatedTo.includes(allNodes[v][r.source]))
allNodes[v][r.target].relatedTo.push(allNodes[v][r.source]);
if (!allNodes[v][r.source].relatedTo.includes(allNodes[v][r.target]))
allNodes[v][r.source].relatedTo.push(allNodes[v][r.target]);
}
}
});
// add skills
bokJSON.skills.forEach(skill => {
if (skill.concepts && skill.concepts.length > 0) {
skill.concepts.forEach(skillconcept => {
allNodes[v][skillconcept].demonstrableSkills.push(skill.name ? skill.name : '');
});
}
});
// add contributors
if (bokJSON.contributors) {
bokJSON.contributors.forEach(con => {
if (con.concepts && con.concepts.length > 0) {
con.concepts.forEach(c => {
allNodes[v][c].contributors.push({
name: con.name ? con.name : '',
description: con.description ? con.description : '',
url: con.url ? con.url : ''
});
});
}
});
}
// add source documents
bokJSON.references.forEach(ref => {
if (ref.concepts && ref.concepts.length > 0) {
ref.concepts.forEach(c => {
allNodes[v][c].sourceDocuments.push({
name: ref.name ? ref.name : '',
description: ref.description ? ref.description : '',
url: ref.url ? ref.url : ''
});
});
}
});
// add keywords documents
bokJSON.keywords.forEach(ref => {
if (ref.concepts && ref.concepts.length > 0) {
ref.concepts.forEach(c => {
allNodes[v][c].keywords.push({
name: ref.name ? ref.name : '',
description: ref.description ? ref.description : '',
color: ref.color ? ref.color : '#8FBDAF'
});
});
}
});
// find root node
let rootNode = allNodes[v].find(node => node.code === 'UCGIS');
rootNodeCode = rootNode.code.toLowerCase();
return rootNode;
}
export function getCurrSelCode() {
return currSelCode;
}
window.getCurrSelCode = getCurrSelCode;
export function browseToConcept(code) {
if (code) {
var node = d3.select('#node-' + code.toLowerCase()).data();
// Can not find the node, find in old versions
if (node.length == 0) {
let foundInOld = false;
let versionToDisplay = 'current';
allVersions.forEach(v => {
if (versionsCodes[v].includes(code.toLowerCase())) {
foundInOld = true;
versionToDisplay = v;
}
});
// if found in old version
if (foundInOld) {
currSelCode = code.toLowerCase();
visualizeBoKVersion(versionToDisplay);
displayMsgObsoleteV(code, versionToDisplay);
// else navigate to root and show error
} else {
navigateToRoot();
if (code.length > 0) {
displayError(code);
}
}
} else {
zoom(node[0]);
displayConcept(node[0]);
}
} else {
navigateToRoot();
}
}
window.browseToConcept = browseToConcept;
window.searchInBoKKeyword = searchInBoKKeyword;
export function zoomToCode(code) {
var node = d3.select('#node-' + code.toLowerCase()).data();
if (node.length > 0) {
zoom(node[0]);
}
}
window.zoomToCode = zoomToCode;
export async function getBoKData(url) {
return new Promise(resolve => {
d3.json(url + '.json ').then((bok, error) => {
fullBoK = bok;
resolve('BoK Loaded - resolve');
if (error) throw error;
});
});
}
export function visualizeBoKVersion(version) {
currVersion = version;
var bokData = fullParsedBoK[version];
var pack = data => d3.pack()
.size([width, height])
.padding(3)
(d3.hierarchy(bokData)
.sum(d => d.value)
.sort((a, b) => b.value - a.value));
var root = pack(bokData);
let focus = root;
d3.select('#' + TEMPLATE_IdGraph)
.select("svg").selectAll("circle").remove();
d3.select('#' + TEMPLATE_IdGraph)
.select("svg").selectAll("text").remove();
const svg = d3.select('#' + TEMPLATE_IdGraph)
.select("svg")
.on("click", () => zoom(root));
const node = svg.append("g")
.selectAll("circle")
.data(root)
.join("circle")
.attr("fill", d => {
let code = codesColors.indexOf(d.data.code.substring(0, 2));
return colorsHEX[code];
})
.attr("stroke", COLOR_STROKE_DEFAULT)
.attr("stroke-width", "0.2px")
.attr("id", d => "node-" + d.data.code.toLowerCase())
.on("click", (event, d) => {
if (focus !== d) {
event.currentTarget.style.stroke = COLOR_STROKE_SELECTED;
zoom(d);
displayConcept(d);
}
event.stopPropagation();
}).on("mouseover", function (d) {
if (this.attributes.stroke.value === COLOR_STROKE_DEFAULT) this.style.strokeWidth = 1
})
.on("mouseleave", function (d) {
if (this.attributes.stroke.value === COLOR_STROKE_DEFAULT) this.style.strokeWidth = 0.2
});
const label = svg.append("g")
.style("font", "12px sans-serif")
.attr("pointer-events", "none")
.attr("text-anchor", "middle")
.selectAll("text")
.data(root.descendants())
.join("text")
.style("fill-opacity", d => d.parent === root ? 1 : 0)
.style("display", d => d.parent === root ? "inline" : "none")
.each(function (d) { //This function inserts a label and adds linebreaks, avoiding lines > 13 characters
var arr = d.data.name.split(' '),
maxLabelLength = 13,
final = [arr[0]];
for (var i = 1, j = 0; i < arr.length; i++) {
(final[j].length + arr[i].length < maxLabelLength) ? final[j] += ' ' + arr[i] : (j++, final[j] = arr[i]);
}
final.forEach((t, i) => d3.select(this).append('tspan').text(t).attr('dy', i ? '1em' : -0.5 * (j - 1) + 'em').attr('x', 0).attr('text-anchor', 'middle').attr('class', 'tspan' + i));
})
zoomTo([root.x, root.y, root.r * 2]);
function zoomTo(v) {
const k = width / v[2];
view = v;
label.attr("transform", d => `translate(${(d.x - v[0]) * k},${(d.y - v[1]) * k})`);
node.attr("transform", d => `translate(${(d.x - v[0]) * k},${(d.y - v[1]) * k})`);
node.attr("r", d => d.r * k);
}
function zoom(d) {
const focus0 = focus;
focus = d;
const transition = svg.transition()
.duration(1000)
.tween("zoom", d => {
const i = d3.interpolateZoom(view, [focus.x, focus.y, focus.r * 2]);
return t => zoomTo(i(t));
});
label
.filter(function (d) {
return d.parent === focus || this.style.display === "inline" || (d === focus && (d.children == null || d.children == []));
})
.transition(transition)
.style("fill-opacity", function (d) {
return d.parent === focus || (d === focus && (d.children == null || d.children == [])) ? 1 : 0;
})
.on("start", function (d) {
if (d.parent === focus || (d === focus && (d.children == null || d.children == [])))
this.style.display = "inline";
})
.on("end", function (d) {
if (d.parent !== focus && (d !== focus && (d.children == null || d.children == [])))
this.style.display = "none";
});
}
window.zoom = zoom;
browseToConcept(currSelCode);
}
window.visualizeBoKVersion = visualizeBoKVersion;
export async function visualizeBOKData(url, version) {
await getBoKData(url);
allVersions = Object.keys(fullBoK);
// Sort all Versions chronollogically - current first one
allVersions.sort((a, b) => {
if (a == 'current')
return -1;
else if (b == 'current')
return 1;
else
return parseInt(b.split('v')[1]) - parseInt(a.split('v')[1]);
});
console.log("ALL VERSIONS " + allVersions)
allVersions.forEach(v => {
fullParsedBoK[v] = parseBOKData(fullBoK[v], v);
});
d3.select('#' + TEMPLATE_IdGraph)
.append("svg")
.attr("viewBox", `-${width / 2} -${height / 2} ${width} ${height}`)
.style("display", "block")
.style("cursor", "pointer");
visualizeBoKVersion(version);
}
export function searchInBoK(string, searchCode, searchName, searchKey, searchDes, searchSkills, searchSD) {
cleanSearchInBOK();
cleanTextInfo();
let searchInputFieldDoc = string.trim().toLowerCase();
if (searchInputFieldDoc != "" && searchInputFieldDoc != " ") {
let results = allNodes[currVersion].filter((n) => {
let filterBool = searchCode && n.code.toLowerCase().includes(searchInputFieldDoc) ||
searchName && n.name.toLowerCase().includes(searchInputFieldDoc) ||
searchDes && n.description.toLowerCase().includes(searchInputFieldDoc);
// search for coincidences in keywords
if (searchKey && !filterBool) {
n.keywords.forEach(s => {
if (s.name.toLowerCase().includes(searchInputFieldDoc)) {
filterBool = true;
}
});
}
// search for coincidences in demonstrableSkills
if (searchSkills && !filterBool) {
n.demonstrableSkills.forEach(s => {
if (s.toLowerCase().includes(searchInputFieldDoc)) {
filterBool = true;
}
});
}
if (searchSD && !filterBool) {
n.sourceDocuments.forEach(s => {
if (s.name.toLowerCase().includes(searchInputFieldDoc)) {
filterBool = true;
}
});
}
return filterBool;
});
results.forEach(n => {
d3.select('#node-' + n.code.toLowerCase())
.attr("stroke-width", "2px")
.attr("stroke", COLOR_STROKE_RESULTS);
});
selectedNodes = results;
return selectedNodes;
} else {
browseToConcept(rootNodeCode);
// navigateToRoot();
return [];
}
}
export function searchInBoKKeyword(string) {
cleanSearchInBOK();
cleanTextInfo();
let searchInputFieldDoc = string.trim().toLowerCase();
if (searchInputFieldDoc != "" && searchInputFieldDoc != " ") {
let results = allNodes[currVersion].filter((n) => {
let filterBool = false;
// search for coincidences in keywords
n.keywords.forEach(s => {
if (s.name.toLowerCase().includes(searchInputFieldDoc.toLowerCase())) {
filterBool = true;
}
});
return filterBool;
});
results.forEach(n => {
d3.select('#node-' + n.code.toLowerCase())
.attr("stroke-width", "2px")
.attr("stroke", COLOR_STROKE_RESULTS);
});
selectedNodes = results;
return selectedNodes;
} else {
browseToConcept(rootNodeCode);
// navigateToRoot();
return [];
}
}
export function cleanSearchInBOK() {
//clean search
selectedNodes.forEach(n => {
d3.select('#node-' + n.code.toLowerCase())
.attr("stroke-width", "0.2px")
.attr("stroke", COLOR_STROKE_DEFAULT);
});
selectedNodes = [];
}
export function navigateToRoot() {
console.log("Navigate to root");
const root = d3.select('#node-' + rootNodeCode);
displayConcept(root.data()[0]);
}
window.navigateToRoot = navigateToRoot;
export function cleanTextInfo() {
var mainNode = document.getElementById(TEMPLATE_IdText)
mainNode.innerHTML = "";
}
export function displayError(code) {
console.log("Concept does not exists");
var mainNode = document.getElementById(TEMPLATE_IdText);
mainNode.innerHTML = "<p style='color:#c60606;'> Concept " + code + " does not exist. Use the links or the graph to navigate to a valid one. </p> " + mainNode.innerHTML;
}
export function displayMsgObsoleteV(code, version) {
console.log("Warning, this is an old version of the Concept exists in older version, " + code + " version " + version);
var mainNode = document.getElementById(TEMPLATE_IdText);
if (!mainNode.innerHTML.includes('Warning: this is an obsolete BoK concept'))
mainNode.innerHTML = "<p style='color:#c60606;'> Warning: this is an obsolete BoK concept - this concept is no longer present in the <a style='color: #007bff; font-weight: 400; cursor: pointer;' onclick='navigateToRoot(); visualizeBoKVersion(\"current\")' >current</a> version. </p> " + mainNode.innerHTML;
}
export function displayMsgOldV() {
console.log("Warning, this is an old version the Bok ");
var mainNode = document.getElementById(TEMPLATE_IdText);
mainNode.innerHTML = "<p style='color:orange'> Warning: this is an old version of this BoK concept; see “\Versioning”\ below for more recent version(s) </p> " + mainNode.innerHTML;
}
//displays all available content for the currently focussed concept in the description box:
export function displayConcept(d) {
currSelCode = d.data.code.toLowerCase();
var mainNode = document.getElementById(TEMPLATE_IdText)
mainNode.innerHTML = "";
var titleNode = document.createElement("h1");
titleNode.id = "boktitle";
titleNode.innerHTML = "[" + d.data.code + "] " + d.data.name; //display Name and shortcode of concept:
window.history.pushState({}, "Find In Bok", "/" + d.data.code);
// `<h2>Superconcept:</h2><div id='bokParentNode'><a style='color: #007bff; font-weight: 400; cursor: pointer;' class='concept-name' id='sc-${d.parent.data.code}' onclick='browseToConcept(\"${d.parent.data.code}\")'>[${d.parent.data.code}] ${d.parent.data.name}</a> </div><br>`
var pNode = document.createElement("p");
var iconCopy = ' <i class='material-icons'>content_copy</i> Copy';
pNode.innerHTML = `Permalink: <a href= 'https://gistbok-topics.ucgis.org/${d.data.code}' target='blank'> <i class="material-icons">open_in_new</i> https://gistbok-topics.ucgis.org/${d.data.code}</a> <a id='permalink' style='color: #007bff; font-weight: 400; cursor: pointer;' onclick='navigator.clipboard.writeText(\"https://gistbok-topics.ucgis.org/${d.data.code}\"); document.getElementById("permalink").innerHTML = " Copied!"; '> <i class='material-icons'>content_copy</i> Copy </a>`;
mainNode.appendChild(pNode);
mainNode.appendChild(titleNode);
var lNode = document.createElement("p");
if (d.data.uri) {
/* <a id='urilink' style='color: #007bff; font-weight: 400; cursor: pointer;' onclick='navigator.clipboard.writeText("${d.data.uri}"); document.getElementById("urilink").innerHTML = " Copied!"; document.getElementById("permalink").innerHTML = "${iconCopy}"'> <i class='material-icons'>content_copy</i> Copy </a> */
lNode.innerHTML = `<a href= '${d.data.uri}' target='blank' style="font-size: smaller"> View this topic in the Living Textbook tool.<i class="material-icons">open_in_new</i></a>`;
}
mainNode.appendChild(lNode);
var keyNode = document.getElementById(TEM_IdKeyT);
keyNode.innerHTML = '';
//clean previous keywords
Array.from(Array(15).keys()).forEach(i => {
var keyNode = document.getElementById(TEM_IdKey + '' + i);
keyNode.innerHTML = '';
})
if (d.data.keywords.length > 0) {
var keyNode = document.getElementById(TEM_IdKeyT);
keyNode.style['font-style'] = 'italic';
var txt = '<span style="font-weight: 600;" >Keywords: </span>';
keyNode.innerHTML = txt;
d.data.keywords.forEach((k, i) => {
var keyNode = document.getElementById(TEM_IdKey + '' + i);
keyNode.style['font-style'] = 'italic';
keyNode.innerHTML = k.name;
})
}
var absNode = document.createElement("p");
// var absNode = document.getElementById(TEMPLATE_IdAbs);
//display description of concept
// var descriptionNode = document.createElement("div");
if (d.data.description != null && d.data.description != ' ') {
var currentTxt = "<div id='bokCurrentDescription'>" + d.data.description + "</div>";
absNode.innerHTML = currentTxt;
} else
absNode.innerHTML = "<No short description available>";
mainNode.appendChild(absNode);
var absNode = document.getElementById(TEMPLATE_IdInt);
//display intro of concept
var intNode = document.getElementById(TEMPLATE_IdInt);
// var contentNode = document.createElement("div");
if (d.data.introduction != null && d.data.introduction != " ") {
var currentTxt = "<div id='bokCurrentContentIntr'>" + d.data.introduction + "</div><br>";
intNode.innerHTML = currentTxt;
} else
intNode.innerHTML = "";
//display content of concept
var desNode = document.getElementById(TEMPLATE_IdDes);
if (d.data.explanation != null && d.data.explanation != " ") {
var cleanExpl = d.data.explanation.replaceAll('<li><a href="#', '<li><a id="#a')
var currentTxt = "<div id='bokCurrentContent'>" + cleanExpl + "</div><br>";
desNode.innerHTML = currentTxt;
} else
desNode.innerHTML = "No content available";
//display relations of concept
var relNode = document.getElementById(TEMPLATE_IdRel);
if (d.parent != null) {
var currentTxt = `<h2>Supertopic:</h2><div id='bokParentNode'><a style='color: #007bff; font-weight: 400; cursor: pointer;' class='concept-name' id='sc-${d.parent.data.code}' onclick='browseToConcept(\"${d.parent.data.code}\")'>[${d.parent.data.code}] ${d.parent.data.name}</a> </div><br>`;
relNode.innerHTML = currentTxt;
} else {
relNode.innerHTML = "";
}
//display subconcepts (if any):
d.data.children && d.data.children.length > 0 && d.data.code == 'UCGIS' ? displayChildren(d.data.children, relNode, "Knowledge areas") : null;
d.data.children && d.data.children.length > 0 && d.data.code != 'UCGIS' ? displayChildren(d.data.children, relNode, "Subtopics") : null;
// display related relation
d.data.relatedTo && d.data.relatedTo.length > 0 ? displayChildren(d.data.relatedTo, relNode, "Related topics") : null;
//display skills of concept
var skillNode = document.getElementById(TEMPLATE_IdSki);
var skillNodeN = document.getElementById(TEMPLATE_IdSkiN);
skillNode.innerHTML = "";
skillNodeN.innerHTML = " [" + d.data.demonstrableSkills.length + "]";
d.data.demonstrableSkills && d.data.demonstrableSkills.length > 0 ? displayTextList(d.data.demonstrableSkills, skillNode, "Learning Objectives") : null;
//display refs of concept
var refsNode = document.getElementById(TEMPLATE_IdRef);
var refsNNode = document.getElementById(TEMPLATE_IdRefN);
refsNode.innerHTML = "";
refsNNode.innerHTML = " [" + d.data.sourceDocuments.length + "]";
d.data.sourceDocuments && d.data.sourceDocuments.length > 0 ? displayLinksList(d.data.sourceDocuments, refsNode, "References", "boksource") : null;
//display versions of concept
var verNode = document.getElementById(TEMPLATE_IdVer);
var verNNode = document.getElementById(TEMPLATE_IdVerN);
verNode.innerHTML = "";
verNNode.innerHTML = " [" + allVersions.length + "]";
// display versions
displayVersions(verNode, d.data.code);
// show warnings if concept is obsolete and old version
if (currVersion != 'current') {
if (!versionsCodes['current'].includes(d.data.code.toLowerCase())) {
displayMsgObsoleteV(d.data.code, currVersion);
} else {
displayMsgOldV();
}
}
};
//displays a list of nodes such as children
export function displayChildren(array, domElement, headline) {
array.sort((a, b) => a.code.localeCompare(b.code));
var text = "<h2>" + headline + " [" + array.length + "] </h2><div><ul>";
array.forEach(c => {
text += "<a style='color: #007bff; font-weight: 400; cursor: pointer;' class='concept-name' id='sc-" + c.code + "' onclick='browseToConcept(\"" + c.code + "\")'>[" + c.code + '] ' + c.name + "</a> <br>";
});
text += "</ul></div>";
domElement.innerHTML += text;
};
// displays links such as contributors and sourceDocuments
export function displayLinksList(array, domElement, headline, id) {
var text = "<ul>";
array.forEach(l => {
text += "<li>" + l.name + " </li>";
});
text += "</ul></div>";
domElement.innerHTML += text;
};
// displays list such as skills
export function displayTextList(array, domElement, headline) {
var text = "<ul>";
array.forEach(l => {
text += "<li>" + l + "</li>";
});
text += "</ul></div>";
domElement.innerHTML += text;
};
// displays list such as skills
export function displayVersions(domElement, conceptCode) {
var text = "";
allVersions.forEach(v => {
if (versionsCodes[v].includes(conceptCode.toLowerCase())) {
if (v == currVersion) // if current version is the same, make it not clickable
text += `<li> <strong> <i class="material-icons">east</i> You are viewing: ${v} (${fullBoK[v].updateDate})</strong></li>`;
else
text += `<li> <a style='color: #007bff; font-weight: 400; cursor: pointer;' onclick='visualizeBoKVersion(\"${v}\")' >${v} (${fullBoK[v].updateDate})</a></li>`;
} else {
text += `<li> ${v} (${fullBoK[v].updateDate}) (Concept does not exist in this version)</li>`;
}
});
text += "</ul></div>";
domElement.innerHTML += text;
};