4156981534

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push

github

Committed by amit kumar gupta

Commit Message

Update package detail

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89.67

/src/xmlbuilder/json2xml.js

'use strict';
//parse Empty Node as self closing node
const buildFromOrderedJs = require('./orderedJs2Xml');

const defaultOptions = {
  attributeNamePrefix: '@_',
  attributesGroupName: false,
  textNodeName: '#text',
  ignoreAttributes: true,
  cdataPropName: false,
  format: false,
  indentBy: '  ',
  suppressEmptyNode: false,
  suppressUnpairedNode: true,
  suppressBooleanAttributes: true,
  tagValueProcessor: function(key, a) {
    return a;
  },
  attributeValueProcessor: function(attrName, a) {
    return a;
  },
  preserveOrder: false,
  commentPropName: false,
  unpairedTags: [],
  entities: [
    { regex: new RegExp("&", "g"), val: "&amp;" },//it must be on top
    { regex: new RegExp(">", "g"), val: "&gt;" },
    { regex: new RegExp("<", "g"), val: "&lt;" },
    { regex: new RegExp("\'", "g"), val: "&apos;" },
    { regex: new RegExp("\"", "g"), val: "&quot;" }
  ],
  processEntities: true,
  stopNodes: [],
  // transformTagName: false,
  // transformAttributeName: false,
};

function Builder(options) {
  this.options = Object.assign({}, defaultOptions, options);
  if (this.options.ignoreAttributes || this.options.attributesGroupName) {
    this.isAttribute = function(/*a*/) {
      return false;
    };
  } else {
    this.attrPrefixLen = this.options.attributeNamePrefix.length;
    this.isAttribute = isAttribute;
  }

  this.processTextOrObjNode = processTextOrObjNode

  if (this.options.format) {
    this.indentate = indentate;
    this.tagEndChar = '>\n';
    this.newLine = '\n';
  } else {
    this.indentate = function() {
      return '';
    };
    this.tagEndChar = '>';
    this.newLine = '';
  }
}

Builder.prototype.build = function(jObj) {
  if(this.options.preserveOrder){
    return buildFromOrderedJs(jObj, this.options);
  }else {
    if(Array.isArray(jObj) && this.options.arrayNodeName && this.options.arrayNodeName.length > 1){
      jObj = {
        [this.options.arrayNodeName] : jObj
      }
    }
    return this.j2x(jObj, 0).val;
  }
};

Builder.prototype.j2x = function(jObj, level) {
  let attrStr = '';
  let val = '';
  for (let key in jObj) {
    if (typeof jObj[key] === 'undefined') {
      // supress undefined node
    } else if (jObj[key] === null) {
      if(key[0] === "?") val += this.indentate(level) + '<' + key + '?' + this.tagEndChar;
      else val += this.indentate(level) + '<' + key + '/' + this.tagEndChar;
      // val += this.indentate(level) + '<' + key + '/' + this.tagEndChar;
    } else if (jObj[key] instanceof Date) {
      val += this.buildTextValNode(jObj[key], key, '', level);
    } else if (typeof jObj[key] !== 'object') {
      //premitive type
      const attr = this.isAttribute(key);
      if (attr) {
        attrStr += this.buildAttrPairStr(attr, '' + jObj[key]);
      }else {
        //tag value
        if (key === this.options.textNodeName) {
          let newval = this.options.tagValueProcessor(key, '' + jObj[key]);
          val += this.replaceEntitiesValue(newval);
        } else {
          val += this.buildTextValNode(jObj[key], key, '', level);
        }
      }
    } else if (Array.isArray(jObj[key])) {
      //repeated 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) {
          if(key[0] === "?") val += this.indentate(level) + '<' + key + '?' + this.tagEndChar;
          else val += this.indentate(level) + '<' + key + '/' + this.tagEndChar;
          // val += this.indentate(level) + '<' + key + '/' + this.tagEndChar;
        } else if (typeof item === 'object') {
          val += this.processTextOrObjNode(item, key, level)
        } else {
          val += this.buildTextValNode(item, key, '', level);
        }
      }
    } else {
      //nested node
      if (this.options.attributesGroupName && key === this.options.attributesGroupName) {
        const Ks = Object.keys(jObj[key]);
        const L = Ks.length;
        for (let j = 0; j < L; j++) {
          attrStr += this.buildAttrPairStr(Ks[j], '' + jObj[key][Ks[j]]);
        }
      } else {
        val += this.processTextOrObjNode(jObj[key], key, level)
      }
    }
  }
  return {attrStr: attrStr, val: val};
};

Builder.prototype.buildAttrPairStr = function(attrName, val){
  val = this.options.attributeValueProcessor(attrName, '' + val);
  val = this.replaceEntitiesValue(val);
  if (this.options.suppressBooleanAttributes && val === "true") {
    return ' ' + attrName;
  } else return ' ' + attrName + '="' + val + '"';
}

function processTextOrObjNode (object, key, level) {
  const result = this.j2x(object, level + 1);
  if (object[this.options.textNodeName] !== undefined && Object.keys(object).length === 1) {
    return this.buildTextValNode(object[this.options.textNodeName], key, result.attrStr, level);
  } else {
    return this.buildObjectNode(result.val, key, result.attrStr, level);
  }
}

Builder.prototype.buildObjectNode = function(val, key, attrStr, level) {
  if(val === ""){
    if(key[0] === "?") return  this.indentate(level) + '<' + key + attrStr+ '?' + this.tagEndChar;
    else {
      return this.indentate(level) + '<' + key + attrStr + this.closeTag(key) + this.tagEndChar;
    }
  }else{

    let tagEndExp = '</' + key + this.tagEndChar;
    let piClosingChar = "";
    
    if(key[0] === "?") {
      piClosingChar = "?";
      tagEndExp = "";
    }
  
    if (attrStr && val.indexOf('<') === -1) {
      return ( this.indentate(level) + '<' +  key + attrStr + piClosingChar + '>' + val + tagEndExp );
    } else if (this.options.commentPropName !== false && key === this.options.commentPropName && piClosingChar.length === 0) {
      return this.indentate(level) + `<!--${val}-->` + this.newLine;
    }else {
      return (
        this.indentate(level) + '<' + key + attrStr + piClosingChar + this.tagEndChar +
        val +
        this.indentate(level) + tagEndExp    );
    }
  }
}

Builder.prototype.closeTag = function(key){
  let closeTag = "";
  if(this.options.unpairedTags.indexOf(key) !== -1){ //unpaired
    if(!this.options.suppressUnpairedNode) closeTag = "/"
  }else if(this.options.suppressEmptyNode){ //empty
    closeTag = "/";
  }else{
    closeTag = `></${key}`
  }
  return closeTag;
}

function buildEmptyObjNode(val, key, attrStr, level) {
  if (val !== '') {
    return this.buildObjectNode(val, key, attrStr, level);
  } else {
    if(key[0] === "?") return  this.indentate(level) + '<' + key + attrStr+ '?' + this.tagEndChar;
    else {
      return  this.indentate(level) + '<' + key + attrStr + '/' + this.tagEndChar;
      // return this.buildTagStr(level,key, attrStr);
    }
  }
}

Builder.prototype.buildTextValNode = function(val, key, attrStr, level) {
  if (this.options.cdataPropName !== false && key === this.options.cdataPropName) {
    return this.indentate(level) + `<![CDATA[${val}]]>` +  this.newLine;
  }else if (this.options.commentPropName !== false && key === this.options.commentPropName) {
    return this.indentate(level) + `<!--${val}-->` +  this.newLine;
  }else if(key[0] === "?") {//PI tag
    return  this.indentate(level) + '<' + key + attrStr+ '?' + this.tagEndChar; 
  }else{
    let textValue = this.options.tagValueProcessor(key, val);
    textValue = this.replaceEntitiesValue(textValue);
  
    if( textValue === ''){
      return this.indentate(level) + '<' + key + attrStr + this.closeTag(key) + this.tagEndChar;
    }else{
      return this.indentate(level) + '<' + key + attrStr + '>' +
         textValue +
        '</' + key + this.tagEndChar;
    }
  }
}

Builder.prototype.replaceEntitiesValue = function(textValue){
  if(textValue && textValue.length > 0 && this.options.processEntities){
    for (let i=0; i<this.options.entities.length; i++) {
      const entity = this.options.entities[i];
      textValue = textValue.replace(entity.regex, entity.val);
    }
  }
  return textValue;
}

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;
  }
}

module.exports = Builder;

1	'use strict';
2	//parse Empty Node as self closing node
3	const buildFromOrderedJs = require('./orderedJs2Xml');	1✔
4
5	const defaultOptions = {	1✔
6	attributeNamePrefix: '@_',
7	attributesGroupName: false,
8	textNodeName: '#text',
9	ignoreAttributes: true,
10	cdataPropName: false,
11	format: false,
12	indentBy: ' ',
13	suppressEmptyNode: false,
14	suppressUnpairedNode: true,
15	suppressBooleanAttributes: true,
16	tagValueProcessor: function(key, a) {
17	return a;	136✔
18	},
19	attributeValueProcessor: function(attrName, a) {
20	return a;	81✔
21	},
22	preserveOrder: false,
23	commentPropName: false,
24	unpairedTags: [],
25	entities: [
26	{ regex: new RegExp("&", "g"), val: "&" },//it must be on top
27	{ regex: new RegExp(">", "g"), val: ">" },
28	{ regex: new RegExp("<", "g"), val: "<" },
29	{ regex: new RegExp("\'", "g"), val: "'" },
30	{ regex: new RegExp("\"", "g"), val: """ }
31	],
32	processEntities: true,
33	stopNodes: [],
34	// transformTagName: false,
35	// transformAttributeName: false,
36	};
37
38	function Builder(options) {
39	this.options = Object.assign({}, defaultOptions, options);	50✔
40	if (this.options.ignoreAttributes \|\| this.options.attributesGroupName) {	50✔
41	this.isAttribute = function(/a/) {	22✔
42	return false;	45✔
43	};
44	} else {
45	this.attrPrefixLen = this.options.attributeNamePrefix.length;	28✔
46	this.isAttribute = isAttribute;	28✔
47	}
48
49	this.processTextOrObjNode = processTextOrObjNode	50✔
50
51	if (this.options.format) {	50✔
52	this.indentate = indentate;	19✔
53	this.tagEndChar = '>\n';	19✔
54	this.newLine = '\n';	19✔
55	} else {
56	this.indentate = function() {	31✔
57	return '';	127✔
58	};
59	this.tagEndChar = '>';	31✔
60	this.newLine = '';	31✔
61	}
62	}
63
64	Builder.prototype.build = function(jObj) {	1✔
65	if(this.options.preserveOrder){	50✔
66	return buildFromOrderedJs(jObj, this.options);	22✔
67	}else {
68	if(Array.isArray(jObj) && this.options.arrayNodeName && this.options.arrayNodeName.length > 1){	28✔
69	jObj = {	1✔
70	[this.options.arrayNodeName] : jObj
71	}
72	}
73	return this.j2x(jObj, 0).val;	28✔
74	}
75	};
76
77	Builder.prototype.j2x = function(jObj, level) {	1✔
78	let attrStr = '';	99✔
79	let val = '';	99✔
80	for (let key in jObj) {	99✔
81	if (typeof jObj[key] === 'undefined') {	175✔
82	// supress undefined node
83	} else if (jObj[key] === null) {	174✔
84	if(key[0] === "?") val += this.indentate(level) + '<' + key + '?' + this.tagEndChar;	1!
85	else val += this.indentate(level) + '<' + key + '/' + this.tagEndChar;	1✔
86	// val += this.indentate(level) + '<' + key + '/' + this.tagEndChar;
87	} else if (jObj[key] instanceof Date) {	173✔
88	val += this.buildTextValNode(jObj[key], key, '', level);	2✔
89	} else if (typeof jObj[key] !== 'object') {	171✔
90	//premitive type
91	const attr = this.isAttribute(key);	80✔
92	if (attr) {	80✔
93	attrStr += this.buildAttrPairStr(attr, '' + jObj[key]);	9✔
94	}else {
95	//tag value
96	if (key === this.options.textNodeName) {	71✔
97	let newval = this.options.tagValueProcessor(key, '' + jObj[key]);	19✔
98	val += this.replaceEntitiesValue(newval);	19✔
99	} else {
100	val += this.buildTextValNode(jObj[key], key, '', level);	52✔
101	}
102	}
103	} else if (Array.isArray(jObj[key])) {	91✔
104	//repeated nodes
105	const arrLen = jObj[key].length;	14✔
106	for (let j = 0; j < arrLen; j++) {	14✔
107	const item = jObj[key][j];	30✔
108	if (typeof item === 'undefined') {	30✔
109	// supress undefined node
110	} else if (item === null) {	29!
111	if(key[0] === "?") val += this.indentate(level) + '<' + key + '?' + this.tagEndChar;	×
112	else val += this.indentate(level) + '<' + key + '/' + this.tagEndChar;	×
113	// val += this.indentate(level) + '<' + key + '/' + this.tagEndChar;
114	} else if (typeof item === 'object') {	29✔
115	val += this.processTextOrObjNode(item, key, level)	10✔
116	} else {
117	val += this.buildTextValNode(item, key, '', level);	19✔
118	}
119	}
120	} else {
121	//nested node
122	if (this.options.attributesGroupName && key === this.options.attributesGroupName) {	77✔
123	const Ks = Object.keys(jObj[key]);	16✔
124	const L = Ks.length;	16✔
125	for (let j = 0; j < L; j++) {	16✔
126	attrStr += this.buildAttrPairStr(Ks[j], '' + jObj[key][Ks[j]]);	26✔
127	}
128	} else {
129	val += this.processTextOrObjNode(jObj[key], key, level)	61✔
130	}
131	}
132	}
133	return {attrStr: attrStr, val: val};	99✔
134	};
135
136	Builder.prototype.buildAttrPairStr = function(attrName, val){	1✔
137	val = this.options.attributeValueProcessor(attrName, '' + val);	35✔
138	val = this.replaceEntitiesValue(val);	35✔
139	if (this.options.suppressBooleanAttributes && val === "true") {	35✔
140	return ' ' + attrName;	3✔
141	} else return ' ' + attrName + '="' + val + '"';	32✔
142	}
143
144	function processTextOrObjNode (object, key, level) {
145	const result = this.j2x(object, level + 1);	71✔
146	if (object[this.options.textNodeName] !== undefined && Object.keys(object).length === 1) {	71✔
147	return this.buildTextValNode(object[this.options.textNodeName], key, result.attrStr, level);	5✔
148	} else {
149	return this.buildObjectNode(result.val, key, result.attrStr, level);	66✔
150	}
151	}
152
153	Builder.prototype.buildObjectNode = function(val, key, attrStr, level) {	1✔
154	if(val === ""){	66✔
155	if(key[0] === "?") return this.indentate(level) + '<' + key + attrStr+ '?' + this.tagEndChar;	10✔
156	else {
157	return this.indentate(level) + '<' + key + attrStr + this.closeTag(key) + this.tagEndChar;	8✔
158	}
159	}else{
160
161	let tagEndExp = '</' + key + this.tagEndChar;	56✔
162	let piClosingChar = "";	56✔
163
164	if(key[0] === "?") {	56!
165	piClosingChar = "?";	×
166	tagEndExp = "";	×
167	}
168
169	if (attrStr && val.indexOf('<') === -1) {	56✔
170	return ( this.indentate(level) + '<' + key + attrStr + piClosingChar + '>' + val + tagEndExp );	5✔
171	} else if (this.options.commentPropName !== false && key === this.options.commentPropName && piClosingChar.length === 0) {	51!
172	return this.indentate(level) + `<!--${val}-->` + this.newLine;	×
173	}else {
174	return (	51✔
175	this.indentate(level) + '<' + key + attrStr + piClosingChar + this.tagEndChar +
176	val +
177	this.indentate(level) + tagEndExp );
178	}
179	}
180	}
181
182	Builder.prototype.closeTag = function(key){	1✔
183	let closeTag = "";	21✔
184	if(this.options.unpairedTags.indexOf(key) !== -1){ //unpaired	21✔
185	if(!this.options.suppressUnpairedNode) closeTag = "/"	7✔
186	}else if(this.options.suppressEmptyNode){ //empty	14✔
187	closeTag = "/";	7✔
188	}else{
189	closeTag = `></${key}`	7✔
190	}
191	return closeTag;	21✔
192	}
193
194	function buildEmptyObjNode(val, key, attrStr, level) {
195	if (val !== '') {	×
196	return this.buildObjectNode(val, key, attrStr, level);	×
197	} else {
198	if(key[0] === "?") return this.indentate(level) + '<' + key + attrStr+ '?' + this.tagEndChar;	×
199	else {
200	return this.indentate(level) + '<' + key + attrStr + '/' + this.tagEndChar;	×
201	// return this.buildTagStr(level,key, attrStr);
202	}
203	}
204	}
205
206	Builder.prototype.buildTextValNode = function(val, key, attrStr, level) {	1✔
207	if (this.options.cdataPropName !== false && key === this.options.cdataPropName) {	78✔
208	return this.indentate(level) + `<![CDATA[${val}]]>` + this.newLine;	4✔
209	}else if (this.options.commentPropName !== false && key === this.options.commentPropName) {	74✔
210	return this.indentate(level) + `<!--${val}-->` + this.newLine;	4✔
211	}else if(key[0] === "?") {//PI tag	70!
212	return this.indentate(level) + '<' + key + attrStr+ '?' + this.tagEndChar;	×
213	}else{
214	let textValue = this.options.tagValueProcessor(key, val);	70✔
215	textValue = this.replaceEntitiesValue(textValue);	70✔
216
217	if( textValue === ''){	70✔
218	return this.indentate(level) + '<' + key + attrStr + this.closeTag(key) + this.tagEndChar;	13✔
219	}else{
220	return this.indentate(level) + '<' + key + attrStr + '>' +	57✔
221	textValue +
222	'</' + key + this.tagEndChar;
223	}
224	}
225	}
226
227	Builder.prototype.replaceEntitiesValue = function(textValue){	1✔
228	if(textValue && textValue.length > 0 && this.options.processEntities){	124✔
229	for (let i=0; i<this.options.entities.length; i++) {	76✔
230	const entity = this.options.entities[i];	380✔
231	textValue = textValue.replace(entity.regex, entity.val);	380✔
232	}
233	}
234	return textValue;	124✔
235	}
236
237	function indentate(level) {
238	return this.options.indentBy.repeat(level);	69✔
239	}
240
241	function isAttribute(name /, options/) {
242	if (name.startsWith(this.options.attributeNamePrefix)) {	35✔
243	return name.substr(this.attrPrefixLen);	9✔
244	} else {
245	return false;	26✔
246	}
247	}
248
249	module.exports = Builder;	1✔

NaturalIntelligence / fast-xml-parser / 4156981534

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