crawler-url-parser - npm Package Compare versions

Comparing version 1.5.1 to 2.0.0

crawler-url-parser.js

@@ -1,43 +0,55 @@
-const url = require('url');
+const URL = require('url');
 const psl = require('psl');
-const normalizeUrl = require('normalize-url');
+const cleanUrl = require('url-clean');
 const cheerio = require('cheerio');
 
+
+const normalize_options={
+    removeDirectoryIndex:false,
+    removeTrailingSlash:false,
+    stripWWW:false,
+    stripFragment:true,
+    normalizeHttps:false,
+    normalizeProtocol:true,
+    removeQueryParameters: [/^utm_\w+/i, 'ref']
+}
+
+const result_normalize_options={
+    removeDirectoryIndex:true,
+    removeTrailingSlash:true,
+    stripWWW:true,
+    stripFragment:true,
+    normalizeHttps:false,
+    normalizeProtocol:true,
+    removeQueryParameters: [/^utm_\w+/i, 'ref']
+}
+
 function parse(currentUrlStr,baseUrlStr)
 {
-    let ret = {url:null,normalized:null,protocol:null,host:null,domain:null,subdomain:null,path:null}
+    let ret = {url:null,baseurl:null,normalized:null,protocol:null,host:null,domain:null,subdomain:null,path:null,search:null,querycount:0}
     if(typeof currentUrlStr === 'undefined') return null;
+   
+    let currentNormUrlStr = cleanUrl(currentUrlStr,normalize_options);
+    if(currentNormUrlStr === "") return null;
 
-    //check if currentUrlStr format like "aaa"
-    let currentNormUrlStr = normalizeUrl(currentUrlStr);
+    let parsedUrl = URL.parse(currentNormUrlStr,true,true);
 
-    //test for normalised url like "http://aaa"
-    if(/^http:\/\/[^.]+$/.test(currentNormUrlStr)){
-        currentNormUrlStr = currentNormUrlStr.replace("http://","");
-        currentNormUrlStr = currentNormUrlStr.replace("/?","?");
-    }
-
-    let parsedUrl = url.parse(currentNormUrlStr,true,true);
-
     if(parsedUrl.protocol !='http:' && parsedUrl.protocol !='https:' && parsedUrl.protocol != null) return null;
 
     //current url is relative like "abc", "/abc" or "../abc"
-    if(parsedUrl.host == null && typeof baseUrlStr !== "undefined")
+    let normalizedBaseUrl = null;
+    if(parsedUrl.host == null && typeof baseUrlStr !== "undefined" && baseUrlStr != null)
     {
-        let normalizedBaseUrl = normalizeUrl(baseUrlStr,{removeTrailingSlash: false});
-        let parsedBaseUrl = url.parse(normalizedBaseUrl,{removeTrailingSlash: false});
-        let absoluteUrl = url.parse(url.resolve(parsedBaseUrl,parsedUrl));
-        currentUrlStr = url.format(absoluteUrl);
+        normalizedBaseUrl = cleanUrl(baseUrlStr,normalize_options);
+        ret.baseurl = normalizedBaseUrl;
+        let parsedBaseUrl = URL.parse(normalizedBaseUrl,normalize_options);
+        let absoluteUrl = URL.parse(URL.resolve(parsedBaseUrl,parsedUrl));
+        currentUrlStr = URL.format(absoluteUrl);
     }
 
     ret.url = currentUrlStr;
-    ret.normalized = normalizeUrl(currentUrlStr);
+    ret.normalized = cleanUrl(currentUrlStr,result_normalize_options);
 
-    if(/^http:\/\/[^.]+$/.test(ret.normalized)){
-        ret.normalized = ret.normalized.replace("http://","");
-        ret.normalized = ret.normalized.replace("/?","?");
-    }
+    parsedUrl = URL.parse(ret.normalized,true,true);
 
-    parsedUrl = url.parse(ret.normalized,true,true);
-
     ret.protocol = parsedUrl.protocol;
@@ -53,2 +65,7 @@ ret.host = parsedUrl.host;
 
+    ret.search=parsedUrl.search;
+    ret.querycount = parsedUrl.search ? parsedUrl.search.split("=").length -1 : 0;
+
+    //ret.type = normalizedBaseUrl ? gettype(ret.normalized,normalizedBaseUrl):"none";
+
     return ret;
@@ -64,13 +81,18 @@ }
     let embedBaseUrl = parse(embedBaseUrlStr);
+    baseUrl = embedBaseUrl ? embedBaseUrl : baseUrl;
+    let baseUrlStr = baseUrl ? baseUrl.normalized : null;
     
     $('a').each(function(i, el) {
         let href = $(this).attr('href');
-        let text = $(this).text();  
-        if(typeof href == "undefined" && href.length < 3 && /^(javascript|mailto:|ftp:)/ig.test(href)) return;
+        let text = $(this).text().trim();
+        //href = href.replace(/;.*$/g,"");
+        if(typeof href == "undefined" || href.length < 3 || /^(javascript|mailto:|ftp:)/ig.test(href)) return;
 
-        let currentUrl = embedBaseUrl == null ? parse(href,baseUrl.normalized) : parse(href,embedBaseUrl.normalized);
-        if(currentUrl == null) return;
+        //let currentUrl = embedBaseUrl == null ? parse(href,baseUrl.normalized) : parse(href,embedBaseUrl.normalized);
+        let currentUrl = parse(href,baseUrlStr);
 
         if(!urlMap.has(currentUrl.normalized)){
-            urlMap.set(currentUrl.normalized,{url:currentUrl,text:text});
+            currentUrl.text = text == null ? "": text;
+            currentUrl.baseurl = baseUrlStr;
+            urlMap.set(currentUrl.normalized,currentUrl);
         }
@@ -80,3 +102,3 @@ else{
             if(! tmpUrl.text.includes(text)){
-                tmpUrl.text += ` ${text}`;
+                tmpUrl.text = `${tmpUrl.text} ${text}`;
             }
@@ -87,75 +109,56 @@ }
     //remove base url
-    urlMap.delete(baseUrl.normalized);
-    if(embedBaseUrl!=null){
-        urlMap.delete(embedBaseUrl.normalized);
-    }
+    urlMap.delete(baseUrlStr);
 
     for (let currentUrl of urlMap.values()) {
-        if(baseUrl.host == currentUrl.host){
-            //internal
-            currentUrl.type="internal";
-
-        }
-        else if(baseUrl.domain == currentUrl.domain){
-            //subdomain
-            currentUrl.type="subdomain";
-        }
-        else{
-            //external
-            currentUrl.type="external";
-        }
+        currentUrl.type = gettype(currentUrl,baseUrl);
     }
 
-    return Array.from(urlMap.values());
+    let retArr = Array.from(urlMap.values());
+
+    retArr = retArr.map(function(el) {
+        return {url:el.normalized, text:el.text, type:el.type}
+    }); 
+
+    return retArr;
 }
 
 
-function getlevel(current,base){
-    //samelevel,sublevel,uplevel
-    //if baseurl "sub.domain.com/aaa/bbb/ccc"
-    // "sub.domain.com/aaa/bbb/" - uplevel
-    // "sub.domain.com/aaa/ddd/" - samelevel
-    // "sub.domain.com/aaa/bbb/ccc/ddd" - sublevel
-    //else 
-    // null
-    let ret = null ;
-    let normlizedCurrent = normalizeUrl(current);
-    let normlizedBase = normalizeUrl(base);
-    let parsedCurrentUrl = url.parse(normlizedCurrent);
-    let parsedBaseUrl = url.parse(normlizedBase);
+function gettype(linkurl,pageurl){
 
-    if(parsedCurrentUrl.host==parsedBaseUrl.host){
-        let cPath = parsedCurrentUrl.pathname;
-        let bPath = parsedBaseUrl.pathname;
-        let cCount = cPath.split("/").length -1;
-        let bCount =  bPath.split("/").length -1;
-        if(cCount!=bCount){
-            if(cPath.includes(bPath)){
-                ret = "uplevel";
-            }
-            else if(bPath.includes(cPath)){
-                ret = "sublevel"
-            }
+    if(typeof linkurl == "string") linkurl = parse(linkurl);
+    if(typeof pageurl == "string") pageurl = parse(pageurl);
+
+    let linkurl_subdomain_len = linkurl.subdomain ? linkurl.subdomain.length : 0;
+    let pageurl_subdomain_len = pageurl.subdomain ? pageurl.subdomain.length : 0;
+
+    let linkurl_path = linkurl.path ? linkurl.path  : "";
+    let pageurl_path = pageurl.path ? pageurl.path  : "";
+
+    let linkurl_parts = linkurl_path.split("/").filter(function(elem, index, array){ return elem.length > 0});
+    let pageurl_parts = pageurl_path.split("/").filter(function(elem, index, array){ return elem.length > 0});
+
+    if(pageurl.host == linkurl.host){
+
+        let part_count_diff = linkurl_parts.length - pageurl_parts.length;
+
+        if(part_count_diff == 0){
+            let linkurl_without_last_part = linkurl_path.replace(/(\/[^\/]*)[\/]?$/,"");
+            let pageurl_without_last_part = pageurl_path.replace(/(\/[^\/]*)[\/]?$/,"");
+            if(linkurl_without_last_part == pageurl_without_last_part) return "samelevel"
         }
-        else if(cCount == bCount){
-            cPath = cPath.replace(/(\/[^\/]*)[\/]?$/,"");
-            bPath = bPath.replace(/(\/[^\/]*)[\/]?$/,"");
-            if(cPath == bPath){
-                return "samelevel";
-            }
+        else if(part_count_diff == 1){
+            if(linkurl_path.includes(pageurl_path)) return "sublevel";
         }
+        else if(part_count_diff == -1){
+            if(pageurl_path.includes(linkurl_path)) return "uplevel";
+        }
+
+       return "internal";
     }
-    return ret;
-}
-
-function querycount(current){
-    let ret = 0 ;
-    let normlizedCurrent = normalizeUrl(current);
-    let parsedCurrentUrl = url.parse(normlizedCurrent);
+    else if(linkurl.domain == pageurl.domain){
+        if(linkurl_subdomain_len < pageurl_subdomain_len) return "updomain";
+        return "subdomain";
+    }
     
-    if(parsedCurrentUrl.search!=null){
-        ret = parsedCurrentUrl.search.split("=").length -1;
-    }
-
-    return ret;
+    return "external";
 }
@@ -165,5 +168,5 @@
 module.exports.extract = extract;
-module.exports.getlevel = getlevel;
-module.exports.querycount = querycount;
+module.exports.gettype = gettype;
 
+
 //for testing purpose
@@ -177,3 +180,12 @@ if (!module.parent){
     //debugger;
-    process.exit();
+
+    //let res = parse("ddd","http://www.stackoverflow.com/aaa/bbb/ccc/");
+
+    let page = 'http://journals.tubitak.gov.tr/';
+    let link = 'http://journals.tubitak.gov.tr/genel/telifhakki.pdf';
+    let res =  gettype(link,page);
+    debugger
+    res =  gettype(page,link);
+    debugger
+    //process.exit();
 }

package.json

 {
   "name": "crawler-url-parser",
-  "version": "1.5.1",
+  "version": "2.0.0",
   "description": "An `URL` parser for crawling purpose.",
@@ -38,9 +38,10 @@ "main": "crawler-url-parser.js",
     "cheerio": "^1.0.0-rc.2",
-    "normalize-url": "^2.0.0",
     "psl": "^1.1.20",
-    "url": "^0.11.0"
+    "url": "^0.11.0",
+    "url-clean": "1.0.2"
   },
   "devDependencies": {
     "mocha": "^4.0.1",
-    "path": "^0.12.7"
+    "path": "^0.12.7",
+    "crawler-request": "^1.1.3"
   },
@@ -47,0 +48,0 @@ "scripts": {

README.md

@@ -20,12 +20,74 @@ # crawler-url-parser
 
-//// parse(current_url,base_url)
-let url = cup.parse("../ddd","http://question.stackoverflow.com/aaa/bbb/ccc/");
-console.log(url.normalized);//http://question.stackoverflow.com/aaa/bbb/ddd
-console.log(url.host); // question.stackoverflow.com
-console.log(url.domain); // stackoverflow.com
-console.log(url.subdomain); // question
-console.log(url.protocol); // http:
-console.log(url.path); // /aaa/bbb/ddd
+//// parse(current_url[,base_url])
+let result = cup.parse("http://question.stackoverflow.com/aaa/bbb/ddd?q1=query1&q2=query2");
+
+console.log(result.url);
+// http://question.stackoverflow.com/aaa/bbb/ddd?q1=query1&q2=query2
+
+console.log(result.baseurl);
+// null
+
+console.log(result.normalized);
+// http://question.stackoverflow.com/aaa/bbb/ddd?q1=query1&q2=query2
+
+console.log(result.host); 
+// question.stackoverflow.com
+
+console.log(result.domain); 
+// stackoverflow.com
+
+console.log(result.subdomain); 
+// question
+
+console.log(result.protocol); 
+// http:
+
+console.log(result.path); 
+// /aaa/bbb/ddd
+
+console.log(result.search); 
+// q1=query1&q2=query2
+
+console.log(result.querycount); 
+// 2
 ```
 
+### Parse with baseURL
+```js
+const cup = require('crawler-url-parser');
+
+//// parse(current_url[,base_url])
+let result = cup.parse("../ddd?q1=query1&q2=query2","http://question.stackoverflow.com/aaa/bbb/ccc/");
+
+console.log(result.url);
+// http://question.stackoverflow.com/aaa/bbb/ddd?q1=query1&q2=query2
+
+console.log(result.baseurl);
+// http://question.stackoverflow.com/aaa/bbb/ccc
+
+console.log(result.normalized);
+// http://question.stackoverflow.com/aaa/bbb/ddd?q1=query1&q2=query2
+
+console.log(result.host); 
+// question.stackoverflow.com
+
+console.log(result.domain); 
+// stackoverflow.com
+
+console.log(result.subdomain); 
+// question
+
+console.log(result.protocol); 
+// http:
+
+console.log(result.path); 
+// /aaa/bbb/ddd
+
+console.log(result.search); 
+// q1=query1&q2=query2
+
+console.log(result.querycount); 
+// 2
+```
+
 ### Extract
@@ -36,19 +98,33 @@ ```js
 //// extract(html_str,current_url);
-let htmlStr=
-    'html> \
-        <body> \
-            <a href="http://www.stackoverflow.com/internal-1">test-link-4</a><br /> \
-            <a href="http://www.stackoverflow.com/internal-2">test-link-5</a><br /> \
-            <a href="http://www.stackoverflow.com/internal-2">test-link-6</a><br /> \
-            <a href="http://faq.stackoverflow.com/subdomain-1">test-link-7</a><br /> \
-            <a href="http://faq.stackoverflow.com/subdomain-2">test-link-8</a><br /> \
-            <a href="http://faq.stackoverflow.com/subdomain-2">test-link-9</a><br /> \
-            <a href="http://www.google.com/external-1">test-link-10</a><br /> \
-            <a href="http://www.google.com/external-2">test-link-11</a><br /> \
-            <a href="http://www.google.com/external-2">test-link-12</a><br /> \
-        </body> \
-    </html>';
-let currentUrl= "http://www.stackoverflow.com/aaa/bbb/ccc";
+let htmlStr='<html><body> \
+    <a href="http://best.question.stackoverflow.com">subdomain</a><br /> \
+    <a href="http://faq.stackoverflow.com">subdomain</a><br /> \
+    <a href="http://stackoverflow.com">updomain</a><br /> \
+    <a href="http://www.google.com">external</a><br /> \
+    <a href="http://www.facebook.com">external</a><br /> \
+    <a href="http://question.stackoverflow.com/aaa/bbb/ccc">sublevel</a><br /> \
+    <a href="http://question.stackoverflow.com/aaa/bbb/zzz">sublevel</a><br /> \
+    <a href="http://question.stackoverflow.com/aaa/">uplevel</a><br /> \
+    <a href="http://question.stackoverflow.com/aaa/ddd">samelevel</a><br /> \
+    <a href="http://question.stackoverflow.com/aaa/eee">samelevel</a><br /> \
+    <a href="http://question.stackoverflow.com/aaa/ddd/eee">internal</a><br /> \
+    <a href="http://question.stackoverflow.com/zzz">internal</a><br /> \
+</body></html>';
+
+let currentUrl= "http://question.stackoverflow.com/aaa/bbb";
 let urls = cup.extract(htmlStr,currentUrl);
-console.log(urls.length); // 6
+
+console.log(urls[0].type); //subdomain
+console.log(urls[1].type); //subdomain
+console.log(urls[2].type); //updomain
+console.log(urls[3].type); //external
+console.log(urls[4].type); //external
+console.log(urls[5].type); //sublevel
+console.log(urls[6].type); //sublevel
+console.log(urls[7].type); //uplevel
+console.log(urls[8].type); //samelevel
+console.log(urls[9].type); //samelevel
+console.log(urls[10].type); //internal
+console.log(urls[11].type); //subdomain
+
 ```
@@ -60,25 +136,16 @@
 
-//// getlevel(current_url,base_url);
-let level = cup.getlevel("sub.domain.com/aaa/bbb/","sub.domain.com/aaa/bbb/ccc");
+//// gettype(current_url,base_url);
+let level = cup.gettype("sub.domain.com/aaa/bbb/","sub.domain.com/aaa/bbb/ccc");
 console.log(level); //sublevel
 
-level = cup.getlevel("sub.domain.com/aaa/bbb/ccc/ddd","sub.domain.com/aaa/bbb/ccc");
+level = cup.gettype("sub.domain.com/aaa/bbb/ccc/ddd","sub.domain.com/aaa/bbb/ccc");
 console.log(level); //uplevel
 
-level = cup.getlevel("sub.domain.com/aaa/bbb/eee","sub.domain.com/aaa/bbb/ccc");
+level = cup.gettype("sub.domain.com/aaa/bbb/eee","sub.domain.com/aaa/bbb/ccc");
 console.log(level); //samelevel
 
-level = cup.getlevel("sub.domain.com/aaa/bbb/eee","sub.anotherdomain.com/aaa/bbb/ccc");
-console.log(level); //null
+level = cup.gettype("sub.domain.com/aaa/bbb/eee","sub.anotherdomain.com/aaa/bbb/ccc");
+console.log(level); //external
 ```
 
-### Query
-```js
-const cup = require('crawler-url-parser');
-
-//// querycount(url)
-let count = cup.querycount("sub.domain.com/aaa/bbb?q1=data1&q2=data2&q3=data3");
-console.log(count); //3
-```
-
 ## Test
@@ -85,0 +152,0 @@ `mocha` or `npm test`

test/01_parse-test.js

@@ -281,3 +281,13 @@ const assert = require('assert');
 
+describe('parse paths with invalid protocol "ftp://www.google.com"', function() {
+
+    it('should be null "ftp://www.google.com"', function() {
+        let res = cup.parse("ftp://www.google.com");
+        assert.equal(res,null);
+    });
+
+});
+
 describe('parse paths with invalid protocol "htp://www.google.com"', function() {
+
     it('should be null "htp://www.google.com"', function() {
@@ -284,0 +294,0 @@ let res = cup.parse("htp://www.google.com");

test/03_getlevel-test.js

 const assert = require('assert');
 const cup = require("../");
 
-describe('getlevel url as samelevel, sublevel, uplevel', function() {
-    it('should getlevel sublevel urls', function() {
-        let res = cup.getlevel("sub.domain.com/aaa/bbb/","sub.domain.com/aaa/bbb/ccc");
-        assert.equal(res,"sublevel");
+describe('gettype url as samelevel, sublevel, uplevel', function() {
+    it('should gettype sublevel urls', function() {
+        let res = cup.gettype("sub.domain.com/aaa/bbb/","sub.domain.com/aaa/bbb/ccc");
+        assert.equal(res,"uplevel");
     });
 
-    it('should getlevel uplevel urls', function() {
-        let res = cup.getlevel("sub.domain.com/aaa/bbb/ccc/ddd","sub.domain.com/aaa/bbb/ccc");
-        assert.equal(res,"uplevel");
+    it('should gettype uplevel urls', function() {
+        let res = cup.gettype("sub.domain.com/aaa/bbb/ccc/ddd","sub.domain.com/aaa/bbb/ccc");
+        assert.equal(res,"sublevel");
     });
 
-    it('should getlevel samelevel urls', function() {
-        let res = cup.getlevel("sub.domain.com/aaa/bbb/eee","sub.domain.com/aaa/bbb/ccc");
+    it('should gettype samelevel urls', function() {
+        let res = cup.gettype("sub.domain.com/aaa/bbb/eee","sub.domain.com/aaa/bbb/ccc");
         assert.equal(res,"samelevel");;
     });
 
-    it('should handle unvalid urls', function() {
-        let res = cup.getlevel("sub.domain.com/aaa/bbb/eee","sub.anotherdomain.com/aaa/bbb/ccc");
-        assert.equal(res,null);
+    it('should handle invalid urls', function() {
+        let res = cup.gettype("sub.domain.com/aaa/bbb/eee","sub.anotherdomain.com/aaa/bbb/ccc");
+        assert.equal(res,"external");
     });
 });

test/04_querycount-test.js

@@ -6,25 +6,25 @@ const assert = require('assert');
     it('should calculate urls query-0', function() {
-        let res = cup.querycount("sub.domain.com/aaa/bbb");
-        assert.equal(res,0);
+        let res = cup.parse("sub.domain.com/aaa/bbb");
+        assert.equal(res.querycount,0);
     });
 
     it('should calculate urls query-1', function() {
-        let res = cup.querycount("sub.domain.com/aaa/bbb?q1=data1");
-        assert.equal(res,1);
+        let res = cup.parse("sub.domain.com/aaa/bbb?q1=data1");
+        assert.equal(res.querycount,1);
     });
 
     it('should calculate urls query-2', function() {
-        let res = cup.querycount("sub.domain.com/aaa/bbb?q1=data1&q2=data2");
-        assert.equal(res,2);
+        let res = cup.parse("sub.domain.com/aaa/bbb?q1=data1&q2=data2");
+        assert.equal(res.querycount,2);
     });
 
     it('should calculate urls query-3', function() {
-        let res = cup.querycount("sub.domain.com/aaa/bbb?q1=data1&q2=data2&q3=data3");
-        assert.equal(res,3);
+        let res = cup.parse("sub.domain.com/aaa/bbb?q1=data1&q2=data2&q3=data3");
+        assert.equal(res.querycount,3);
     });
 
     it('should calculate urls query-4', function() {
-        let res = cup.querycount("sub.domain.com/aaa/bbb?q1=data1&q2=data2&q3=data3&q4=data4");
-        assert.equal(res,4);
+        let res = cup.parse("sub.domain.com/aaa/bbb?q1=data1&q2=data2&q3=data3&q4=data4");
+        assert.equal(res.querycount,4);
     });
 });

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Found 1 instance in 1 package

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Improved metrics

Total package byte prevSize

93934

increased by64.26%

Number of package files

22

increased by37.5%

Lines of code

1088

increased by18.65%

Number of lines in readme file

154

increased by77.01%

Worsened metrics

Dev dependency count

3

increased by50%

Number of low supply chain risk alerts

3

increased by200%

Dependency changes

• + Addedurl-clean@1.0.2

• + Addedurl-clean@1.0.2(transitive)

• - Removednormalize-url@^2.0.0

• - Removedis-plain-obj@1.1.0(transitive)

• - Removednormalize-url@2.0.1(transitive)

• - Removedprepend-http@2.0.0(transitive)

• - Removedsort-keys@2.0.0(transitive)