Move all sources to package main

This project is not so big that it needs multiple packages.

1 files changed, 0 insertions, 309 deletions

diff --git a/web/handler.go b/web/handler.go
deleted file mode 100644
index 07d04fa..0000000
--- a/web/handler.go
+++ /dev/null
@@ -1,309 +0,0 @@
-
-package web
-
-import (
-	"bytes"
-	"fmt"
-	"regexp"
-	"log"
-	"io/ioutil"
-	"net/http"
-	"path/filepath"
-
-	"xengineering.eu/ceres/utils"
-
-	"github.com/yuin/goldmark"
-)
-
-const (
-	VALID_ID_REGEX = `^[0-9]+$`
-)
-
-func static(filename string, staticRoot string) func(http.ResponseWriter, *http.Request) {
-
-	return func(w http.ResponseWriter, r *http.Request) {
-		path := filepath.Join(staticRoot, filename)
-		log.Printf("Trying to serve: %s\n", path)
-		http.ServeFile(w, r, path)
-	}
-}
-
-func index(db *utils.Database, templateRoot string) func(http.ResponseWriter, *http.Request) {
-
-	return func(w http.ResponseWriter, r *http.Request) {
-
-		// get data from database
-		cmd := "SELECT id,title FROM recipes ORDER BY title;"
-		log.Printf("Query: %s", cmd)
-		rows, err := db.Backend.Query(cmd)
-		if err != nil {
-			utils.Err(w, 1)
-			return
-		}
-		defer rows.Close()
-
-		// prepare data store
-		type Element struct {
-			Id string
-			Title string
-		}
-		elements := make([]Element, 0)
-
-		// scan database rows to data store
-		for rows.Next() {
-			var element Element
-			err := rows.Scan(&element.Id, &element.Title)
-			if err != nil {
-				utils.Err(w, 2)
-				return
-			} else {
-				elements = append(elements, element)
-			}
-		}
-
-		// render and return template
-		path := filepath.Join(templateRoot, "index.html")
-		utils.ServeTemplate(w, "index", path, elements)
-	}
-}
-
-func recipe(db *utils.Database, templateRoot string) func(http.ResponseWriter, *http.Request) {
-
-	return func(w http.ResponseWriter, r *http.Request) {
-
-		// get id from URL parameters
-		ids := r.URL.Query()["id"]
-		if len(ids) != 1 {
-			utils.Err(w, 3, len(ids))
-			return
-		}
-		idStr := ids[0]
-
-		// validate id
-		idRegex := regexp.MustCompile(VALID_ID_REGEX)
-		if !(idRegex.MatchString(idStr)) {
-			utils.Err(w, 4, idStr, VALID_ID_REGEX)
-			return
-		}
-
-		if r.Method == "GET" {
-
-			// get data from database
-			cmd := fmt.Sprintf("SELECT title,upstream_url,description_markdown FROM recipes WHERE (id='%s');", idStr)
-			log.Printf("Query: %s", cmd)
-			rows, err := db.Backend.Query(cmd)
-			if err != nil {
-				utils.Err(w, 5, err)
-				return
-			}
-			defer rows.Close()
-
-			// prepare data store
-			type Element struct {
-				Id string
-				Title string
-				UpstreamUrl string
-				DescriptionMarkdown string
-				RenderedDescriptionMarkdown string
-			}
-			elements := make([]Element, 0)
-
-			// scan database rows to data store
-			for rows.Next() {
-				var element Element
-				element.Id = idStr
-				err := rows.Scan(&element.Title, &element.UpstreamUrl, &element.DescriptionMarkdown)
-				if err != nil {
-					utils.Err(w, 2)
-					return
-				} else {
-					elements = append(elements, element)
-				}
-			}
-
-			// check result
-			if len(elements) != 1 {
-				utils.Err(w, 6, len(elements))
-				return
-			}
-
-			// render markdown
-			var buf bytes.Buffer
-			goldmark.Convert([]byte(elements[0].DescriptionMarkdown), &buf)
-			elements[0].RenderedDescriptionMarkdown = buf.String()
-
-			// render and return template
-			path := filepath.Join(templateRoot, "recipe.html")
-			utils.ServeTemplate(w, "recipe", path, elements[0])
-		}
-
-		if r.Method == "POST" {
-
-			// read request body
-			buffer,_ := ioutil.ReadAll(r.Body)  // FIXME error handling
-			body := string(buffer)
-			updateRecipe(db, body, idStr)
-
-		}
-	}
-}
-
-func recipe_edit(db *utils.Database, templateRoot string) func(http.ResponseWriter, *http.Request) {
-
-	return func(w http.ResponseWriter, r *http.Request) {
-
-		// get id from URL parameters
-		ids := r.URL.Query()["id"]
-		if len(ids) != 1 {
-			utils.Err(w, 3, len(ids))
-			return
-		}
-		idStr := ids[0]
-
-		// validate id
-		idRegex := regexp.MustCompile(VALID_ID_REGEX)
-		if !(idRegex.MatchString(idStr)) {
-			utils.Err(w, 4, idStr, VALID_ID_REGEX)
-			return
-		}
-
-		if r.Method == "GET" {
-
-			// get data from database
-			cmd := fmt.Sprintf("SELECT title,upstream_url,description_markdown FROM recipes WHERE (id='%s');", idStr)
-			log.Printf("Query: %s", cmd)
-			rows, err := db.Backend.Query(cmd)
-			if err != nil {
-				utils.Err(w, 5, err)
-				return
-			}
-			defer rows.Close()
-
-			// prepare data store
-			type Element struct {
-				Id string
-				Title string
-				UpstreamUrl string
-				DescriptionMarkdown string
-				RenderedDescriptionMarkdown string
-			}
-			elements := make([]Element, 0)
-
-			// scan database rows to data store
-			for rows.Next() {
-				var element Element
-				element.Id = idStr
-				err := rows.Scan(&element.Title, &element.UpstreamUrl, &element.DescriptionMarkdown)
-				if err != nil {
-					utils.Err(w, 2)
-					return
-				} else {
-					elements = append(elements, element)
-				}
-			}
-
-			// check result
-			if len(elements) != 1 {
-				utils.Err(w, 6, len(elements))
-				return
-			}
-
-			// render markdown
-			// var buf bytes.Buffer
-			// goldmark.Convert([]byte(elements[0].DescriptionMarkdown), &buf)
-			// elements[0].RenderedDescriptionMarkdown = buf.String()
-
-			// render and return template
-			path := filepath.Join(templateRoot, "recipe_edit.html")
-			utils.ServeTemplate(w, "recipe", path, elements[0])
-		}
-
-		if r.Method == "POST" {
-
-			// read request body
-			buffer,_ := ioutil.ReadAll(r.Body)  // FIXME error handling
-			body := string(buffer)
-			updateRecipe(db, body, idStr)
-
-		}
-	}
-}
-
-func updateRecipe(db *utils.Database, body string, idStr string) {
-
-	// execute SQL UPDATE
-	_,_ = db.Backend.Exec(`
-		UPDATE
-			recipes
-		SET
-			description_markdown=?
-		WHERE
-			(id=?);
-		`,
-		body, idStr,
-	)  // FIXME error handling
-
-	return
-}
-
-func image(storageRoot string) func(http.ResponseWriter, *http.Request) {
-
-	return func(w http.ResponseWriter, r *http.Request) {
-
-		// get ID
-		ids := r.URL.Query()["id"]
-		if len(ids) != 1 {
-			utils.Err(w, 3, len(ids))
-			return
-		}
-		idStr := ids[0]
-
-		// validate ID
-		idRegex := regexp.MustCompile(VALID_ID_REGEX)
-		if !idRegex.MatchString(idStr) {
-			utils.Err(w, 4, idStr, VALID_ID_REGEX)
-			return
-		}
-
-		// serve image
-		path := fmt.Sprintf("recipes/image/%s.jpg", idStr)
-		utils.ServeStorage(w, r, storageRoot, path)
-	}
-}
-
-func add_recipes(db *utils.Database, storageRoot string, staticRoot string) func(http.ResponseWriter, *http.Request) {
-
-	return func(w http.ResponseWriter, r *http.Request) {
-
-		if r.Method == "GET" {
-			filename := "add.html"
-			path := filepath.Join(staticRoot, filename)
-			log.Printf("Trying to serve: %s", path)
-			http.ServeFile(w, r, path)
-			return
-		}
-
-		if r.Method == "POST" {
-			url := r.FormValue("url")
-			title := r.FormValue("title")
-
-			cmd := fmt.Sprintf("INSERT INTO recipes (title,upstream_url) VALUES ('%s', '%s')", title, url)
-			log.Println(cmd)
-			res,err := db.Backend.Exec(cmd)
-			if err != nil {
-				utils.Err(w, 9, err)
-				return
-			}
-			id,err := res.LastInsertId()
-			if err != nil {
-				utils.Err(w, 11, err)
-				return
-			} else {
-				log.Println("Added custom recipe.")
-				redirect := fmt.Sprintf("/recipe?id=%d", id)
-				http.Redirect(w, r, redirect, 303)
-				return
-			}
-		}
-	}
-}