diff --git a/api.legacy.js b/api.legacy.js
deleted file mode 100644
index 6c3c99c9b010a120f217706276c29a4d3807abc7..0000000000000000000000000000000000000000
--- a/api.legacy.js
+++ /dev/null
@@ -1,62 +0,0 @@
-const express = require('express')
-const path = require('path')
-const lib = require('./lib.legacy.js')
-
-// Setting
-const dir = 'letters'
-const app = express()
-const PORT = 3000
-
-// CORS Settings
-app.use(function (req, res, next) {
- res.header('Access-Control-Allow-Origin', '*')
- res.header('Access-Control-Allow-Headers', 'Origin, X-Requested-With, Content-Type, Accept')
- next()
-})
-
-app.get('/api/search', function(req, res) {
- // Search Endpoint with query parameters
- // <element attribute="value">content</element>
- var query = {
- element: req.query.element,
- content: req.query.content,
- attribute: req.query.attribute,
- value: req.query.value
- }
-
- var data = lib.forAllFiles(lib.searchLetters, dir, {query:query})
- res.send(data)
-})
-
-app.get('/api/features/', function(req, res) {
- // Feature Search Endpoint with query parameters
- // <feature category="diakritika" type="akut" subtype="akutstattgravis" ref="26">
- var query = {
- category: req.query.category,
- type: req.query.type,
- subtype: req.query.subtype
- }
-
- var data = lib.forAllFiles(lib.searchFeatures, dir, {query:query})
- res.send(data)
-})
-
-app.get('/api/letters/:filename?', function (req, res) {
- // Document Endpoint with optional Document name
- // Lists either all or one given document
-
- if (req.params.filename){
- // Load specified document
- var filename = req.params.filename + '.xml'
- res.send(lib.getXMLasJSON(path.join(dir, filename)))
- } else {
- // Load all documents
- var data = lib.forAllFiles(lib.listLetters, dir)
- res.send(data)
- }
-})
-
-// Where the magic happens
-app.listen(PORT, function () {
- console.log('> Listening at http://localhost:' + PORT)
-})
diff --git a/lib.legacy.js b/lib.legacy.js
deleted file mode 100644
index 827e7a2f9e0c200a4cedb4d25473357411c631ec..0000000000000000000000000000000000000000
--- a/lib.legacy.js
+++ /dev/null
@@ -1,253 +0,0 @@
-const fs = require('fs')
-const path = require('path')
-const convert = require('xml-js')
-const flat = require('flat')
-const flatten = require('flatten')
-const dir = 'letters'
-
-function findKeyRecursive(object, keytofind, ret = []) {
- /*
- * Finds all keys in a nested object and returns them as an array
- */
- var value
- Object.keys(object).forEach(function(key) {
- if (key === keytofind) {
- ret.push(object[key])
- return true
- }
- if (object[key] && typeof object[key] === 'object') {
- value = findKeyRecursive(object[key], keytofind, ret)
- return value !== undefined
- }
- else {
- return true
- }
- })
- return flatten(ret)
-}
-
-function searchInFeatures(features, query) {
- /*
- * Searches for a query in an array of features
- * Attributes must be in _attributes
- */
-
- var results = []
- var reCat = new RegExp(query.category)
- var reType = new RegExp(query.type)
- var reSub = new RegExp(query.subtype)
-
- for(var idx = 0; idx < features.length; idx++){
- var match_category = reCat.test(features[idx]._attributes.category)
- var match_type = reType.test(features[idx]._attributes.type)
- var match_subtype = reSub.test(features[idx]._attributes.subtype)
-
- if (match_category && match_type && match_subtype) {
- results.push(features[idx])
- }
- }
- return results
-}
-
-function transformFilename (filename, url = false) {
- /*
- * Transforms a full filepath:
- * from example_1.xml to example 1
- * URL: from example_1.xml to example_1
- */
- filename = filename.slice(0, -4)
-
- if (!url) {
- filename = filename.replace(/_/g, ' ')
- }
-
- return filename
-}
-
-function searchInObject (obj, query) {
- /*
- * Search for query in a fiven flatobject
- */
- var results = []
-
- Object.keys(obj).forEach(function (key) {
-
- // Attributes
- if (typeof query.attribute !== "undefined"){
- var re_attr = new RegExp('_attributes.' + query.attribute)
- if (!re_attr.test(key)){
- return
- }
- }
- // Values
- if (typeof query.value !== "undefined"){
- var re_valu = new RegExp(query.value)
- if (!re_valu.test(obj[key])){
- return
- }
- }
- // Elements
- if (typeof query.element !== "undefined"){
- var re_elem = new RegExp('[^_]' + query.element, 'g')
- if (!re_elem.test(key)){
- return
- }
- }
- // Content
- if (typeof query.content !== "undefined"){
- var re_cont = new RegExp(query.content)
- if (!re_cont.test(obj[key])){
- return
- }
- }
-
- // Add hit to results as object
- res = {}
- res[key] = obj[key]
- results.push(res)
- })
-
- return results
-}
-
-function getXMLasJSON (filepath) {
- /*
- * TODO: This is duplicate Code. Needs to go
- * TODO: Maybe check if XML is valid?
- * Reads XML file and transforms it to JSON
- */
- var data = {}
- try {
- var xml = fs.readFileSync(filepath, 'utf8')
- data = convert.xml2js(xml, {compact: true})
- } catch (err) {
- console.log('Error while loading ' + filepath)
- console.log(err)
- return data
- }
- return data
-}
-
-function countReferences (features) {
- /*
- * Count the references in a feature
- */
- var count = 0
- for (idx = 0; idx < features.length; idx++) {
- count = count + features[idx]._attributes.ref.trim().split(" ").length
- }
-
- return count
-}
-
-module.exports = {
- getXMLasJSON: function (filepath) {
- /*
- * Reads XML file and transforms it to JSON
- */
- var data = {}
- try {
- var xml = fs.readFileSync(filepath, 'utf8')
- data = convert.xml2js(xml, {compact: true})
- } catch (err) {
- console.log('Error while loading ' + filepath)
- console.log(err)
- return data
- }
- return data
- },
-
- listLetters:function (file, params) {
- /*
- * Callback function
- * Transforms a given parsed XML file into the list view
- */
- return {
- link: '/letters/' + file.slice(0, -4),
- name: transformFilename(file),
- filepath: path.join(dir, file),
- url: '/api/letters/' + transformFilename(file, true)
- }
- },
- searchFeatures: function(file, params) {
- /*
- * Callback function
- * Search for features in file
- */
- var query = params.query
- var result = undefined
- var letterJS = getXMLasJSON(path.join(dir, file))
- var features = findKeyRecursive(letterJS, 'feature')
-
- if (typeof query.category == "undefined"){ query.category = '.*' }
- if (typeof query.type == "undefined"){ query.type = '.*' }
- if (typeof query.subtype == "undefined"){ query.subtype = '.*' }
-
- var res = searchInFeatures(features, query)
- var count = countReferences(res)
-
- if(res.length > 0) {
- result = {
- collection: letterJS.TEI.teiHeader.fileDesc.titleStmt.collection._text,
- count: count,
- name: transformFilename(file),
- link: '/letters/' + file.slice(0, -4),
- url: '/api/letters/' + transformFilename(file, true),
- results: res
- }
- }
- return result
-
- },
- searchLetters: function(file, params){
- /*
- * Callback function
- * Search for query in file
- */
- var query = params.query
- var result = undefined
- var letterJS = getXMLasJSON(path.join(dir, file))
- var flatobject = flat(letterJS.TEI)
- var res = searchInObject(flatobject, query)
-
- if(res.length > 0) {
- result = {
- collection: letterJS.TEI.teiHeader.fileDesc.titleStmt.collection._text,
- name: transformFilename(file),
- link: '/letters/' + file.slice(0, -4),
- url: '/api/letters/' + transformFilename(file, true),
- results: res
- }
- }
- return result
- },
-
- forAllFiles: function (callback, filepath, params={}) {
- /*
- * Load files from filepath and perform callback on each with given parameters
- */
- var ret = []
-
- try {
- var files = fs.readdirSync(filepath)
- } catch (err) {
- console.log('> Error while loading files from ' + filepath)
- console.log(err)
- return []
- }
-
- for (var i in files) {
- // We just want the XML documents
- if (!files[i].endsWith('.xml')) {
- continue
- }
-
- // Call callback function on each file
- var val = callback(files[i], params)
- if (typeof val !== "undefined"){
- ret.push(val)
- }
- }
- return ret
- }
-}