added option to choose navigation root

eeditiones · Aug 12, 2022 · 0b81ad8 · 0b81ad8
1 parent 3d38420
commit 0b81ad8
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Showing 6 changed files with 122 additions and 2 deletions.
diff --git a/modules/lib/api.json b/modules/lib/api.json
@@ -884,6 +884,14 @@
 							"type": "string",
 							"example": "docbook.odd"
 						}
+					},
+					{
+						"name": "nav-root",
+						"in": "query",
+						"schema": {
+							"type": "string",
+							"example": "/1/4"
+						}
 					}
 				],
 				"responses": {

diff --git a/modules/lib/api/document.xql b/modules/lib/api/document.xql
@@ -326,7 +326,8 @@ declare function dapi:epub($request as map(*)) {
 };
 
 declare %private function dapi:work2epub($request as map(*), $id as xs:string, $work as document-node(), $lang as xs:string?) {
-    let $config := $config:epub-config($work, $lang)
+    let $navRoot := fn:fold-left(tokenize($request?parameters?nav-root, '/'), (), function($a, $b) { (if (not(empty($a))) then $a else $work)/node()[position()=xs:integer($b)] })
+    let $config := map:merge(($config:epub-config($work, $lang), map { 'navRoot': $navRoot }))
     let $odd := head(($request?parameters?odd, $config:default-odd))
     let $oddName := replace($odd, "^([^/\.]+).*$", "$1")
     let $cssDefault := util:binary-to-string(util:binary-doc($config:output-root || "/" || $oddName || ".css"))

diff --git a/modules/lib/epub.xql b/modules/lib/epub.xql
@@ -257,7 +257,7 @@ declare function epub:nav-entry($config, $text) {
             <body>
                 <nav epub:type="toc">
                 {
-                    epub:toc-nav-div($config, nav:get-section($config?docConfig, $text)/..)
+                    epub:toc-nav-div($config, if ($config?navRoot) then $config?navRoot else nav:get-section($config?docConfig, $text)/..)
                 }
                 </nav>
             </body>

diff --git a/package-lock.json b/package-lock.json
diff --git a/package.json b/package.json
@@ -15,6 +15,7 @@
     "@teipublisher/pb-components": "latest"
   },
   "devDependencies": {
+    "adm-zip": "^0.5.9",
     "axios": "^0.21.2",
     "chai": "^4.2.0",
     "chai-openapi-response-validator": "^0.9.4",

diff --git a/test/navigation.test.js b/test/navigation.test.js
@@ -0,0 +1,94 @@
+const util = require('./util.js');
+const path = require('path');
+const FormData = require('form-data');
+const chai = require('chai');
+const chaiXML = require('chai-xml');
+const expect = chai.expect;
+const chaiResponseValidator = require('chai-openapi-response-validator');
+const jsdom = require("jsdom");
+const zip = require('adm-zip');
+const { JSDOM } = jsdom;
+
+const spec = path.resolve("./modules/lib/api.json");
+chai.use(chaiResponseValidator(spec));
+chai.use(chaiXML);
+
+const testXml = `<TEI xmlns="http://www.tei-c.org/ns/1.0">
+<teiHeader>
+  <fileDesc>
+    <titleStmt>
+      <title>EPUB Navigation Test</title>
+    </titleStmt>
+    <publicationStmt>
+      <p />
+    </publicationStmt>
+    <sourceDesc>
+      <p />
+    </sourceDesc>
+  </fileDesc>
+</teiHeader>
+<text>
+  <front>
+    <div type="document" n="1" xml:id="d1" subtype="pre-document">
+      <head>Pre-Document 1</head>
+      <p>Pre-Document 1 body</p>
+    </div>
+    <div type="document" n="2" xml:id="d2" subtype="pre-document">
+      <head>Pre-Document 2</head>
+      <p>Pre-Document 2 body</p>
+    </div>
+    <div type="document" n="3" xml:id="d3" subtype="pre-document">
+      <head>Pre-Document 3</head>
+      <p>Pre-Document 3 body</p>
+    </div>
+  </front>
+  <body>
+    <div type="document" n="4" xml:id="d4" subtype="document">
+      <head>Document 4</head>
+      <p>Document 4 body</p>
+    </div>
+    <div type="document" n="5" xml:id="d5" subtype="document">
+      <head>Document 5</head>
+      <p>Document 5 body</p>
+    </div>
+    <div type="document" n="6" xml:id="d6" subtype="document">
+      <head>Document 6</head>
+      <p>Document 6 body</p>
+    </div>
+  </body>
+</text>
+</TEI>`;
+
+function getNav(data) {
+  return new zip(Buffer.from(data)).getEntries().find(({ entryName }) => entryName === 'OEBPS/nav.xhtml')?.getData().toString('utf-8');
+}
+
+describe('/api/document/{document}}/epub?nav-root=', function() {
+    before(async () => {
+      await util.login();
+      const formData = new FormData()
+      formData.append('files[]', testXml, "nav.xml");
+      const res = await util.axios.post('upload/playground', formData, {
+          headers: formData.getHeaders()
+      });
+      expect(res.data).to.have.length(1);
+      expect(res.data[0].name).to.equal('/db/apps/tei-publisher/data/playground/nav.xml');
+      expect(res).to.satisfyApiSpec;
+    });
+
+    it('let tei-publisher determine the navigation root', async () => {
+      const res = await util.axios.get('document/playground%2Fnav.xml/epub', { responseType: 'arraybuffer' });
+      expect(res.status).to.equal(200);
+      const document = new JSDOM(getNav(res.data), { contentType: "application/xml" }).window.document;
+      expect(document.querySelectorAll('li').length).to.equal(3);
+    });
+
+    it('define navigation root', async () => {
+      const res = await util.axios.get('document/playground%2Fnav.xml/epub?nav-root=1/4', { responseType: 'arraybuffer' });
+      expect(res.status).to.equal(200);
+      const document = new JSDOM(getNav(res.data), { contentType: "application/xml" }).window.document;
+      expect(document.querySelectorAll('li').length).to.equal(6);
+    });
+
+    after(util.logout);
+});