From d005a9f3c8cda4aa4d29c55abf31a342efe05c8a Mon Sep 17 00:00:00 2001
From: QiTao <qitaoweng@gmail.com>
Date: Sun, 9 Feb 2020 00:02:09 -0600
Subject: [PATCH] Task #27 - Fix for export markdown function and archiving.

---
 app/controllers/Export.controller.js | 46 ++++++++++++++++------------
 1 file changed, 27 insertions(+), 19 deletions(-)

diff --git a/app/controllers/Export.controller.js b/app/controllers/Export.controller.js
index b2bf1ef..43c501c 100644
--- a/app/controllers/Export.controller.js
+++ b/app/controllers/Export.controller.js
@@ -11,7 +11,7 @@ const path = require('path');
  */
 class Export extends Controller {
     static get services() {
-        return [...super.services, 'models']
+        return [...super.services, 'models', 'app']
     }
     /*
      * Serve the main page.
@@ -40,11 +40,12 @@ class Export extends Controller {
         const temp_dir = path.resolve(os.tmpdir(), uuid())
 
         await fs.mkdir(temp_dir)
-        this._markdown_recurse(page0, temp_dir)
+        await this._markdown_recurse(page0, temp_dir)
 
         /* Archive directory */
         const exec = require('child_process').exec;
-        exec('zip -r ' + path.resolve(temp_dir, 'archive.zip') + ' ' + path.resolve(temp_dir), (error) => {
+        console.log('zip -9jpr ' + path.resolve(temp_dir, '../archive.zip') + ' ' + path.resolve(temp_dir) + '/')
+        exec('cd ' + path.resolve(temp_dir) + '; zip -r archive.zip *', (error) => {
             if (error) {
                 console.error(`exec error: ${error}`);
                 return res.error(500);
@@ -56,16 +57,17 @@ class Export extends Controller {
     }
 
     async _markdown_recurse(root, temp_dir) { //recursive function for creating directory and generating markdown pages
-        console.log('root', root)
+        const fs = require('fs').promises
         const Page = this.models.get('api:Page')
         const child = await Page.find({ UUID: { $in: root.ChildPageIds } })
-
         for (const page of child) {
-            const markdown = this._generate_markdown(page)
+            const markdown = await this._generate_markdown(page)
+            await fs.writeFile(path.resolve(temp_dir, page.Name.replace(/\s/g, '_')) + '.md', markdown)
             if (page.ChildPageIds && page.ChildPageIds.length) {
                 const sub_temp_dir = path.resolve(temp_dir, page.Name.replace(/\s/g, '_'))
+                // console.log(sub_temp_dir)
                 await fs.mkdir(sub_temp_dir)
-                this._markdown_recurse(page, sub_temp_dir)
+                await this._markdown_recurse(page, sub_temp_dir)
             }
         }
     }
@@ -91,16 +93,19 @@ class Export extends Controller {
             const html_name = page.Name.replace(/\s/g, '_') + '.html'
             mapping[page.UUID] = html_name
         }
-        const sidebar_html = this._generate_sidebar(page0) //generates the sidebar contents
-        
+        console.log(page0)
+        const sidebar_html = await this._generate_sidebar(mapping, page0) //generates the sidebar contents
+
         const temp_dir = path.resolve(os.tmpdir(), uuid()) //make temporary directory
         await fs.mkdir(temp_dir)
-
         /* Generates html files from template */
-        for(const page of pages) {
+        for (const page of pages) {
             const fs = require('fs').promises
-            const contents = await fs.readFile('../assets/export-template.html')
-            const content_html = this._generate_html(page)
+            const contents = (await fs.readFile(path.resolve(this.app.directories.assets, 'export-template.html'))).toString('utf8')
+            console.log(page)
+            //console.log({contents})
+            const content_html = await this._generate_html(page)
+            //console.log({content_html, sidebar_html})
             const page_html = contents.replace('%%SIDEBAR%%', sidebar_html).replace('%%CONTENTS%%', content_html)
             await fs.writeFile(path.resolve(temp_dir, mapping[page.UUID]), page_html)
         }
@@ -112,18 +117,21 @@ class Export extends Controller {
                 return res.error(500);
                 return;
             }
-
             return res.sendFile(`${path.resolve(temp_dir, 'archive.zip')}`)
         })
     }
-    async _generate_sidebar(root) { //generate sidebar from mapping array and root
-        if (root.ChildPageIds < 1) {
-            return '<a class="nav-link" href="' + mapping[root.UUID] + '">' + root.Name + '</a>'
+    async _generate_sidebar(mapping, upper_node) { //generate sidebar from mapping array and upper_node
+        const Page = this.models.get('api:Page')
+        console.log(upper_node)
+        console.log(upper_node.ChildPageIds == 'undefined')
+        if (upper_node.ChildPageIds == 'undefined') {
+            return '<a class="nav-link" href="' + mapping[upper_node.UUID] + '">' + upper_node.Name + '</a>'
         } else {
             let base = '<nav class="nav nav-pills flex-column">'
-            for (const childrenId of root.ChildPageIds) {
-                base += this._generate_sidebar(await Page.findOne({ UUID: childrenId }))
+            for (const childrenId of upper_node.ChildPageIds) {
+                base += (await this._generate_sidebar(await Page.findOne({ UUID: childrenId })))
             }
+            console.log({ base })
             return base
         }
     }