GPR authentication support

node_modules/fast-xml-parser/src/json2xml.js

@@ -0,0 +1,268 @@
+'use strict';
+//parse Empty Node as self closing node
+const buildOptions = require('./util').buildOptions;
+
+const defaultOptions = {
+  attributeNamePrefix: '@_',
+  attrNodeName: false,
+  textNodeName: '#text',
+  ignoreAttributes: true,
+  cdataTagName: false,
+  cdataPositionChar: '\\c',
+  format: false,
+  indentBy: '  ',
+  supressEmptyNode: false,
+  tagValueProcessor: function(a) {
+    return a;
+  },
+  attrValueProcessor: function(a) {
+    return a;
+  },
+};
+
+const props = [
+  'attributeNamePrefix',
+  'attrNodeName',
+  'textNodeName',
+  'ignoreAttributes',
+  'cdataTagName',
+  'cdataPositionChar',
+  'format',
+  'indentBy',
+  'supressEmptyNode',
+  'tagValueProcessor',
+  'attrValueProcessor',
+];
+
+function Parser(options) {
+  this.options = buildOptions(options, defaultOptions, props);
+  if (this.options.ignoreAttributes || this.options.attrNodeName) {
+    this.isAttribute = function(/*a*/) {
+      return false;
+    };
+  } else {
+    this.attrPrefixLen = this.options.attributeNamePrefix.length;
+    this.isAttribute = isAttribute;
+  }
+  if (this.options.cdataTagName) {
+    this.isCDATA = isCDATA;
+  } else {
+    this.isCDATA = function(/*a*/) {
+      return false;
+    };
+  }
+  this.replaceCDATAstr = replaceCDATAstr;
+  this.replaceCDATAarr = replaceCDATAarr;
+
+  if (this.options.format) {
+    this.indentate = indentate;
+    this.tagEndChar = '>\n';
+    this.newLine = '\n';
+  } else {
+    this.indentate = function() {
+      return '';
+    };
+    this.tagEndChar = '>';
+    this.newLine = '';
+  }
+
+  if (this.options.supressEmptyNode) {
+    this.buildTextNode = buildEmptyTextNode;
+    this.buildObjNode = buildEmptyObjNode;
+  } else {
+    this.buildTextNode = buildTextValNode;
+    this.buildObjNode = buildObjectNode;
+  }
+
+  this.buildTextValNode = buildTextValNode;
+  this.buildObjectNode = buildObjectNode;
+}
+
+Parser.prototype.parse = function(jObj) {
+  return this.j2x(jObj, 0).val;
+};
+
+Parser.prototype.j2x = function(jObj, level) {
+  let attrStr = '';
+  let val = '';
+  const keys = Object.keys(jObj);
+  const len = keys.length;
+  for (let i = 0; i < len; i++) {
+    const key = keys[i];
+    if (typeof jObj[key] === 'undefined') {
+      // supress undefined node
+    } else if (jObj[key] === null) {
+      val += this.indentate(level) + '<' + key + '/' + this.tagEndChar;
+    } else if (jObj[key] instanceof Date) {
+      val += this.buildTextNode(jObj[key], key, '', level);
+    } else if (typeof jObj[key] !== 'object') {
+      //premitive type
+      const attr = this.isAttribute(key);
+      if (attr) {
+        attrStr += ' ' + attr + '="' + this.options.attrValueProcessor('' + jObj[key]) + '"';
+      } else if (this.isCDATA(key)) {
+        if (jObj[this.options.textNodeName]) {
+          val += this.replaceCDATAstr(jObj[this.options.textNodeName], jObj[key]);
+        } else {
+          val += this.replaceCDATAstr('', jObj[key]);
+        }
+      } else {
+        //tag value
+        if (key === this.options.textNodeName) {
+          if (jObj[this.options.cdataTagName]) {
+            //value will added while processing cdata
+          } else {
+            val += this.options.tagValueProcessor('' + jObj[key]);
+          }
+        } else {
+          val += this.buildTextNode(jObj[key], key, '', level);
+        }
+      }
+    } else if (Array.isArray(jObj[key])) {
+      //repeated nodes
+      if (this.isCDATA(key)) {
+        val += this.indentate(level);
+        if (jObj[this.options.textNodeName]) {
+          val += this.replaceCDATAarr(jObj[this.options.textNodeName], jObj[key]);
+        } else {
+          val += this.replaceCDATAarr('', jObj[key]);
+        }
+      } else {
+        //nested nodes
+        const arrLen = jObj[key].length;
+        for (let j = 0; j < arrLen; j++) {
+          const item = jObj[key][j];
+          if (typeof item === 'undefined') {
+            // supress undefined node
+          } else if (item === null) {
+            val += this.indentate(level) + '<' + key + '/' + this.tagEndChar;
+          } else if (typeof item === 'object') {
+            const result = this.j2x(item, level + 1);
+            val += this.buildObjNode(result.val, key, result.attrStr, level);
+          } else {
+            val += this.buildTextNode(item, key, '', level);
+          }
+        }
+      }
+    } else {
+      //nested node
+      if (this.options.attrNodeName && key === this.options.attrNodeName) {
+        const Ks = Object.keys(jObj[key]);
+        const L = Ks.length;
+        for (let j = 0; j < L; j++) {
+          attrStr += ' ' + Ks[j] + '="' + this.options.attrValueProcessor('' + jObj[key][Ks[j]]) + '"';
+        }
+      } else {
+        const result = this.j2x(jObj[key], level + 1);
+        val += this.buildObjNode(result.val, key, result.attrStr, level);
+      }
+    }
+  }
+  return {attrStr: attrStr, val: val};
+};
+
+function replaceCDATAstr(str, cdata) {
+  str = this.options.tagValueProcessor('' + str);
+  if (this.options.cdataPositionChar === '' || str === '') {
+    return str + '<![CDATA[' + cdata + ']]' + this.tagEndChar;
+  } else {
+    return str.replace(this.options.cdataPositionChar, '<![CDATA[' + cdata + ']]' + this.tagEndChar);
+  }
+}
+
+function replaceCDATAarr(str, cdata) {
+  str = this.options.tagValueProcessor('' + str);
+  if (this.options.cdataPositionChar === '' || str === '') {
+    return str + '<![CDATA[' + cdata.join(']]><![CDATA[') + ']]' + this.tagEndChar;
+  } else {
+    for (let v in cdata) {
+      str = str.replace(this.options.cdataPositionChar, '<![CDATA[' + cdata[v] + ']]>');
+    }
+    return str + this.newLine;
+  }
+}
+
+function buildObjectNode(val, key, attrStr, level) {
+  if (attrStr && !val.includes('<')) {
+    return (
+      this.indentate(level) +
+      '<' +
+      key +
+      attrStr +
+      '>' +
+      val +
+      //+ this.newLine
+      // + this.indentate(level)
+      '</' +
+      key +
+      this.tagEndChar
+    );
+  } else {
+    return (
+      this.indentate(level) +
+      '<' +
+      key +
+      attrStr +
+      this.tagEndChar +
+      val +
+      //+ this.newLine
+      this.indentate(level) +
+      '</' +
+      key +
+      this.tagEndChar
+    );
+  }
+}
+
+function buildEmptyObjNode(val, key, attrStr, level) {
+  if (val !== '') {
+    return this.buildObjectNode(val, key, attrStr, level);
+  } else {
+    return this.indentate(level) + '<' + key + attrStr + '/' + this.tagEndChar;
+    //+ this.newLine
+  }
+}
+
+function buildTextValNode(val, key, attrStr, level) {
+  return (
+    this.indentate(level) +
+    '<' +
+    key +
+    attrStr +
+    '>' +
+    this.options.tagValueProcessor(val) +
+    '</' +
+    key +
+    this.tagEndChar
+  );
+}
+
+function buildEmptyTextNode(val, key, attrStr, level) {
+  if (val !== '') {
+    return this.buildTextValNode(val, key, attrStr, level);
+  } else {
+    return this.indentate(level) + '<' + key + attrStr + '/' + this.tagEndChar;
+  }
+}
+
+function indentate(level) {
+  return this.options.indentBy.repeat(level);
+}
+
+function isAttribute(name /*, options*/) {
+  if (name.startsWith(this.options.attributeNamePrefix)) {
+    return name.substr(this.attrPrefixLen);
+  } else {
+    return false;
+  }
+}
+
+function isCDATA(name) {
+  return name === this.options.cdataTagName;
+}
+
+//formatting
+//indentation
+//\n after each closing or self closing tag
+
+module.exports = Parser;