clean up, support text colors from config file

docs/posts/modules/ipinfo/index.html

@@ -128,6 +128,9 @@
 <h2 id="configuration">Configuration</h2>
 <div class="highlight"><pre class="chroma"><code class="language-yaml" data-lang="yaml">ipinfo<span class="p">:</span><span class="w">
 </span><span class="w">  </span>enabled<span class="p">:</span><span class="w"> </span><span class="kc">true</span><span class="w">
+</span><span class="w">  </span>colors<span class="p">:</span><span class="w">
+</span><span class="w">   </span>name<span class="p">:</span> red<span class="w">
+</span><span class="w">   </span>value<span class="p">:</span> white<span class="w">
 </span><span class="w">  </span>position<span class="p">:</span><span class="w">
 </span><span class="w">    </span>top<span class="p">:</span><span class="w"> </span><span class="m">1</span><span class="w">
 </span><span class="w">    </span>left<span class="p">:</span><span class="w"> </span><span class="m">2</span><span class="w">

ipinfo/widget.go

@@ -3,9 +3,13 @@ package ipinfo
 import (
 	"encoding/json"
 	"fmt"
+	"net/http"
+	"text/template"
+
+	"bytes"
+
 	"github.com/olebedev/config"
 	"github.com/senorprogrammer/wtf/wtf"
-	"net/http"
 )
 
 // Config is a pointer to the global config object
@@ -14,6 +18,9 @@ var Config *config.Config
 type Widget struct {
 	wtf.TextWidget
 	result string
+	colors struct {
+		name, value string
+	}
 }
 
 type ipinfo struct {
@@ -34,6 +41,8 @@ func NewWidget() *Widget {
 
 	widget.View.SetWrap(true)
 
+	widget.config()
+
 	return &widget
 }
 
@@ -45,9 +54,8 @@ func (widget *Widget) Refresh() {
 	widget.UpdateRefreshedAt()
 	widget.ipinfo()
 	widget.View.Clear()
-	widget.View.SetTitle(fmt.Sprintf(" %s ", widget.Name))
 
-	fmt.Fprintf(widget.View, "%s", widget.result)
+	widget.View.SetText(widget.result)
 }
 
 //this method reads the config and calls ipinfo for ip information
@@ -75,15 +83,43 @@ func (widget *Widget) ipinfo() {
 		widget.result = fmt.Sprintf("%s", err.Error())
 		return
 	}
-	widget.result = fmt.Sprintf(
-		"[red]IP Address:[white] %s\n[red]Hostname:[white] %v\n[red]City:[white] %s\n[red]Region:[white] %s\n[red]Country:[white] %s\n[red]Coordinates:[white] %v\n[red]Postal Code:[white] %s\n[red]Organization:[white] %v",
-		info.Ip,
-		info.Hostname,
-		info.City,
-		info.Region,
-		info.Country,
-		info.Coordinates,
-		info.PostalCode,
-		info.Organization,
-	)
+
+	widget.setResult(&info)
+}
+
+// read module configs
+func (widget *Widget) config() {
+	nameColor, valueColor := Config.UString("wtf.mods.ipinfo.colors.name", "red"), Config.UString("wtf.mods.ipinfo.colors.value", "white")
+	widget.colors.name = nameColor
+	widget.colors.value = valueColor
+}
+
+func (widget *Widget) setResult(info *ipinfo) {
+	resultTemplate, _ := template.New("ipinfo_result").Parse(
+		"[{{.nameColor}}]IP Address: [{{.valueColor}}]{{.Ip}}\n" +
+			"[{{.nameColor}}]Hostname: [{{.valueColor}}]{{.Hostname}}\n" +
+			"[{{.nameColor}}]City: [{{.valueColor}}]{{.City}}\n" +
+			"[{{.nameColor}}]Region: [{{.valueColor}}]{{.Region}}\n" +
+			"[{{.nameColor}}]Country: [{{.valueColor}}]{{.Country}}\n" +
+			"[{{.nameColor}}]Coordinates: [{{.valueColor}}]{{.Coordinates}}\n" +
+			"[{{.nameColor}}]Postal Code: [{{.valueColor}}]{{.PostalCode}}\n" +
+			"[{{.nameColor}}]Organization: [{{.valueColor}}]{{.Organization}}\n",
+	)
+
+	resultBuffer := new(bytes.Buffer)
+
+	resultTemplate.Execute(resultBuffer, map[string]string{
+		"nameColor":    widget.colors.name,
+		"valueColor":   widget.colors.value,
+		"Ip":           info.Ip,
+		"Hostname":     info.Hostname,
+		"City":         info.City,
+		"Region":       info.Region,
+		"Country":      info.Country,
+		"Coordinates":  info.Coordinates,
+		"PostalCode":   info.PostalCode,
+		"Organization": info.Organization,
+	})
+
+	widget.result = resultBuffer.String()
 }