Custom new tab page (#83)

config/config.go

@@ -19,6 +19,9 @@ var amforaAppData string // Where amfora files are stored on Windows - cached he
 var configDir string
 var configPath string
 
+var NewTabPath string
+var CustomNewTab bool
+
 var TofuStore = viper.New()
 var tofuDBDir string
 var tofuDBPath string
@@ -64,6 +67,13 @@ func Init() error {
 	}
 	configPath = filepath.Join(configDir, "config.toml")
 
+	// Search for a custom new tab
+	NewTabPath = filepath.Join(configDir, "newtab.gmi")
+	CustomNewTab = false
+	if _, err := os.Stat(NewTabPath); err == nil {
+		CustomNewTab = true
+	}
+
 	// Store TOFU db directory and file paths
 	if runtime.GOOS == "windows" {
 		// Windows just stores it in APPDATA along with other stuff

display/display.go

@@ -51,8 +51,6 @@ var tabRow = cview.NewTextView().
 var layout = cview.NewFlex().
 	SetDirection(cview.FlexRow)
 
-var renderedNewTabContent string
-var newTabLinks []string
 var newTabPage structs.Page
 
 var App = cview.NewApplication().
@@ -202,7 +200,8 @@ func Init() {
 	})
 
 	// Render the default new tab content ONCE and store it for later
-	renderedNewTabContent, newTabLinks = renderer.RenderGemini(newTabContent, textWidth(), leftMargin())
+	newTabContent := getNewTabContent()
+	renderedNewTabContent, newTabLinks := renderer.RenderGemini(newTabContent, textWidth(), leftMargin())
 	newTabPage = structs.Page{
 		Raw:       newTabContent,
 		Content:   renderedNewTabContent,
@@ -519,6 +518,24 @@ func SwitchTab(tab int) {
 }
 
 func Reload() {
+	if tabs[curTab].page.URL == "about:newtab" && config.CustomNewTab {
+		// Re-render new tab, similar to Init()
+		newTabContent := getNewTabContent()
+		tmpTermW := termW
+		renderedNewTabContent, newTabLinks := renderer.RenderGemini(newTabContent, textWidth(), leftMargin())
+		newTabPage = structs.Page{
+			Raw:       newTabContent,
+			Content:   renderedNewTabContent,
+			Links:     newTabLinks,
+			URL:       "about:newtab",
+			Width:     tmpTermW,
+			Mediatype: structs.TextGemini,
+		}
+		temp := newTabPage // Copy
+		setPage(tabs[curTab], &temp)
+		return
+	}
+
 	if !tabs[curTab].hasContent() {
 		return
 	}

display/newtab.go

@@ -1,12 +1,20 @@
-//nolint
 package display
 
-var newTabContent = `# New Tab
+import (
+	"io/ioutil"
+
+	"github.com/makeworld-the-better-one/amfora/config"
+)
+
+//nolint
+var defaultNewTabContent = `# New Tab
 
 You've opened a new tab. Use the bar at the bottom to browse around. You can start typing in it by pressing the space key.
 
 Press the ? key at any time to bring up the help, and see other keybindings. Most are what you expect.
 
+You can customize this page by creating a gemtext file called newtab.gmi, in Amfora's configuration folder.
+
 Happy browsing!
 
 => about:bookmarks Bookmarks
@@ -14,3 +22,12 @@ Happy browsing!
 => //gemini.circumlunar.space Project Gemini
 => https://github.com/makeworld-the-better-one/amfora Amfora homepage [HTTPS]
 `
+
+// Read the new tab content from a file if it exists or fallback to a default page.
+func getNewTabContent() string {
+	data, err := ioutil.ReadFile(config.NewTabPath)
+	if err == nil {
+		return string(data)
+	}
+	return defaultNewTabContent
+}