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https://gitlab.com/octospacc/octospacc.gitlab.io
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Update site structure, update global js to add domain warning, update SpiderADB
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164
static/Assets/Lib/Trasformapi.js
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164
static/Assets/Lib/Trasformapi.js
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(function(){
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// NOTE: using defiant.js gives us '[undefined]' arrays instead of '[]' ones sometimes, should be fixed
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const Exp = {};
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let MakeTreeFromXml;
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const platformIsNode = (typeof module === 'object' && typeof module.exports === 'object');
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const platformIsBrowser = (typeof window !== 'undefined' && typeof window.document !== 'undefined');
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if (platformIsNode && !platformIsBrowser) {
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MakeTreeFromXml = (xml) => new require('jsdom').JSDOM(xml);
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// TODO load all other dependencies
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}
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if (platformIsBrowser) {
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MakeTreeFromXml = (xml) => new DOMParser().parseFromString(xml, 'text/xml');
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}
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Exp.Trasformapi = (transformerXml, initOptions={}) => {
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var transformerTree = MakeTreeFromXml(transformerXml);
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initOptions.sets ||= {};
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for (const attr of transformerTree.querySelector(':scope > set')?.attributes) {
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initOptions.sets[attr.name] = attr.value;
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}
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return {
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TransformForInput: (entityName, upstreamName, dataIn, transformOptions) => _TransformForInput(transformerTree, initOptions, entityName, upstreamName, dataIn, transformOptions),
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TransformForOutput: (entityName, upstreamName, dataIn, transformOptions) => _TransformForOutput(transformerTree, initOptions, entityName, upstreamName, dataIn, transformOptions),
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};
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}
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function _TransformForInput (transformerTree, initOptions, entityName, upstreamName, dataIn, transformOptions={}) {
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const globalSets = { ...initOptions.sets, ...transformOptions.sets };
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// due to 2 bugs in defiant, we need to rename json keys
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// <https://stackoverflow.com/questions/68903102/renaming-object-keys-which-are-nested/68903897#68903897>
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function JsonObjectKeysFix (obj) {
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// TODO avoid collisions? (even if they're unlikely with what we're doing)
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return (obj !== undefined && obj !== null ? Object.fromEntries(Object.entries(obj).map( ([key,value]) => {
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key = key.replaceAll(':', '_'); // avoid "XML Parsing Error: prefix not bound to a namespace" on Firefox
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if (key.startsWith('@')) {
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// prefix any key starting with '@' with a character
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key = `_${key}`
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};
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return typeof value == "object"
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? [key, JsonObjectKeysFix(value)]
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: [key, value]
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})) : obj);
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}
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function MakeApiEntityObject (entityName, upstreamName, dataIn) {
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if (!dataIn) {
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// nothing to do
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return;
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};
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let dataOut = {};
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const entitySchema = transformerTree.querySelector(`:scope > entity[name="${entityName}"]`);
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for (const propSchema of entitySchema.querySelectorAll(':scope > prop')) {
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const propName = propSchema.getAttribute('name');
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const propType = propSchema.getAttribute('type').split('[]')[0];
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const propDataType = (propSchema.getAttribute('type').endsWith('[]') ? [] : {});
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const propContent = propSchema.querySelector(`:scope > content[upstream="${upstreamName}"]`);
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if (!propContent) {
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// property is not implemented for the current upstream, skip it
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continue;
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}
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const propContentChildren = propContent.querySelectorAll(`:scope > prop`);
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if (propContentChildren.length === 0) {
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const dataKey = SubstituteStringSets(propContent.getAttribute('query'), globalSets);
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const dataInContent = (dataIn instanceof Node
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? GetElementsByXPath(dataKey, dataIn)[0]?.textContent
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: (dataKey ? /*_.get*/defiant.search(dataIn, dataKey)[0] : dataIn)
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);
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// I don't know if this is fully correct
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if (Array.isArray(propDataType) && Array.isArray(dataInContent)) {
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for (const itemContent of dataInContent) {
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dataOut[propName] = (["string", "number", "int", "float"].includes(propType)
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? SetOrPush(itemContent, propDataType)
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: SetOrPush(MakeApiEntityObject(propType, upstreamName, itemContent), propDataType)
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);
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}
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} else {
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dataOut[propName] = (["string", "number", "int", "float"].includes(propType)
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? SetOrPush(dataInContent, propDataType)
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: SetOrPush(MakeApiEntityObject(propType, upstreamName, dataInContent), propDataType)
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);
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}
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} else {
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dataOut[propName] = {}; // NOTE: in some cases, this should be an array, I guess, or maybe not?
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for (const propChildSchema of propContentChildren) {
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const entityChildSchema = transformerTree.querySelector(`:scope > entity[name="${propType}"]`);
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const propChildName = propChildSchema.getAttribute('name');
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const propChildProp = entityChildSchema.querySelector(`:scope > prop[name="${propChildName}"]`);
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const propChildType = propChildProp.getAttribute('type').split('[]')[0];
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const propChildDataType = (propChildProp.getAttribute('type').endsWith('[]') ? [] : {});
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const childDataKey = SubstituteStringSets(propChildSchema.getAttribute('query'), globalSets);
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let childDataInContent = [];
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if (dataIn instanceof Node) {
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const nodes = GetElementsByXPath(childDataKey, dataIn);
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if (nodes.length === 1) {
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childDataInContent = nodes[0]?.textContent
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} else {
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for (const node of nodes) {
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childDataInContent.push(node?.textContent);
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}
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}
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} else {
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childDataInContent = (childDataKey ? /*_.get*/defiant.search(dataIn, childDataKey)[0] : dataIn);
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}
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const childResult = (["string", "number", "int", "float"].includes(propChildType)
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? childDataInContent
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: MakeApiEntityObject(propChildType, upstreamName, childDataInContent)
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);
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if (Array.isArray(propDataType)) {
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if (!Array.isArray(dataOut[propName])) {
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dataOut[propName] = [];
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}
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const childItems = SureArray(childResult);
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for (const childItemIndex in childItems) {
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const childItem = childItems[childItemIndex];
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if (!dataOut[propName][childItemIndex]) {
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dataOut[propName][childItemIndex] = {};
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}
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dataOut[propName][childItemIndex][propChildName] = childItem;
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}
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} else {
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dataOut[propName][propChildName] = childResult;
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}
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}
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}
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}
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return dataOut;
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}
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return MakeApiEntityObject (entityName, upstreamName, (dataIn instanceof Node ? dataIn : JsonObjectKeysFix(dataIn)));
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}
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function _TransformForOutput (transformerTree, initOptions, entityName, upstreamName, dataIn, transformOptions={}) {
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// TODO
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}
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// <https://stackoverflow.com/questions/36303869/how-to-use-document-evaluate-and-xpath-to-get-a-list-of-elements/42600459#42600459>
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// TODO: 'document' won't work on nodejs, must change it
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function GetElementsByXPath (xpath, parent) {
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let results = [];
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let query = (parent?.getRootNode() || document).evaluate(xpath, (parent || document), ((ns) => ns), XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
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for (let i=0, length=query.snapshotLength; i<length; ++i) {
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results.push(query.snapshotItem(i));
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}
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return results;
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}
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const SetOrPush = (item, dest) => (Array.isArray(dest) ? [...dest, item] : item);
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const SureArray = (item) => (Array.isArray(item) ? item : [item]);
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const SubstituteStringSets = (string, sets) => {
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for (const set in sets) {
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string = string?.replaceAll(`{${set}}`, sets[set]);
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}
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return string;
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}
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if (platformIsNode) module.exports = Exp;
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if (platformIsBrowser) window.Trasformapi = Exp.Trasformapi;
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})();
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