From 2782bafcfdb69ef7b69a51a717a6bd35095e9369 Mon Sep 17 00:00:00 2001
From: Alex Scerba <alex@scerba.org>
Date: Fri, 27 Sep 2024 18:56:29 -0400
Subject: Add base files

---
 cmd/http/load.go | 106 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 106 insertions(+)
 create mode 100644 cmd/http/load.go

(limited to 'cmd/http/load.go')

diff --git a/cmd/http/load.go b/cmd/http/load.go
new file mode 100644
index 0000000..d63d7ce
--- /dev/null
+++ b/cmd/http/load.go
@@ -0,0 +1,106 @@
+package main
+
+import (
+	"os"
+	"regexp"
+	"sort"
+	"strings"
+)
+
+// Post struct contains necessary data for a post
+type Post struct {
+	FileName string
+	Title    string
+	Date     string
+	Tags     []string
+	Image    string
+}
+
+// Posts stuct contains a collection of type Post
+type Posts struct {
+	Contents []*Post
+}
+
+// Read all found files and load them into a stuct
+func (app *application) aggregate(location string) (p *Posts, err error) {
+	var posts []*Post
+
+	files, err := os.ReadDir(location)
+	if err != nil {
+		return nil, err
+	}
+
+	// Loop over every file in the directory and read the contents.
+	for _, file := range files {
+		if !file.IsDir() && strings.HasSuffix(file.Name(), ".tmpl.html") {
+			newPost, err := app.readFile(location + "/" + file.Name())
+			if err != nil {
+				return nil, err
+			}
+
+			posts = append(posts, newPost)
+		}
+	}
+
+	sort.Slice(posts, func(i, j int) bool {
+		return posts[i].Date > posts[j].Date
+	})
+
+	return &Posts{Contents: posts}, nil
+}
+
+func (app *application) readFile(location string) (p *Post, err error) {
+	fileContent, err := os.ReadFile(location)
+	if err != nil {
+		return nil, err
+	}
+
+	var post *Post = new(Post)
+
+	fileName := strings.TrimSuffix(strings.Split(location, "/")[2], ".tmpl.html")
+
+	// title
+	title := strings.ReplaceAll(fileName, "_", " ")
+
+	// date
+	datePattern := regexp.MustCompile(`{{define "uploaded-on"}}(\d{4}-\d{2}-\d{2}){{end}}`)
+	dateMatching := datePattern.FindStringSubmatch(string(fileContent))
+
+	var date string
+	if len(dateMatching) > 1 {
+		date = dateMatching[1]
+	} else {
+		date = ""
+	}
+
+	// tags
+	tagsPattern := regexp.MustCompile(`{{define "keywords"}}([\w\s]+){{end}}`)
+	matchingTags := tagsPattern.FindStringSubmatch(string(fileContent))
+
+	var tags []string
+	if len(matchingTags) > 1 {
+		tags = strings.Fields(matchingTags[1])
+	} else {
+		tags = []string{}
+	}
+
+	// thumbnail image
+	imagePattern := regexp.MustCompile(`<img src="(.+)" class="mainImage"( alt="(.+)")* />`)
+	matchingImage := imagePattern.FindStringSubmatch(string(fileContent))
+
+	var image string
+	if len(matchingImage) > 1 {
+		image = matchingImage[0]
+	} else {
+		image = ""
+	}
+
+	post.FileName = fileName
+	post.Title = title
+	post.Date = date
+	post.Tags = tags
+	post.Image = image
+
+	return post, nil
+
+}
-- 
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