Add cli program.

3 files changed, 185 insertions, 0 deletions

diff --git a/cli/imgup/main.go b/cli/imgup/main.go
new file mode 100644
index 0000000..660d07c
--- /dev/null
+++ b/cli/imgup/main.go
@@ -0,0 +1,65 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"os"
+)
+
+/* TODO: Make this configurable. */
+
+//var apiHost = "http://127.0.0.1:8080"
+var apiHost = "http://images.iamfabulous.de"
+var apiUrl = apiHost + "/api/v1/"
+
+func main() {
+	if len(os.Args) == 1 {
+		pstat, _ := os.Stat(os.Args[0])
+		programName := pstat.Name()
+
+		fmt.Println("Usage: " + os.Args[0] + " [FILE] [URL]")
+		fmt.Print("\n")
+		fmt.Println(programName + " uploads an image to " + apiHost + ".")
+		//fmt.Println("FILE should be a path to a image file.")
+		os.Exit(0)
+	}
+
+	for k, v := range os.Args {
+		if k > 0 {
+			if stat, err := os.Stat(v); err != nil {
+				err := urlUpload(apiUrl+"url", v, v)
+				if err != nil {
+					fmt.Println("There is an error. Are you sure the url is correct?")
+					fmt.Printf("\n")
+					fmt.Println("Technical information: ")
+					fmt.Println("  "+err.Error(), "\n")
+				}
+			} else {
+				err := fileUpload(apiUrl+"file", v, stat.Name())
+				if err != nil {
+					fmt.Println("There is an error. Are you sure the url is correct?")
+					fmt.Printf("\n")
+					fmt.Println("Technical information: ")
+					fmt.Println("  "+err.Error(), "\n")
+				}
+			}
+		}
+	}
+	fmt.Println("Have a nice day!")
+}
+
+func printResponse(res []byte, name string) {
+	r := response{}
+	json.Unmarshal(res, &r)
+	if r.Success {
+		fmt.Println("Your image (" + name + ") was uploaded!\n")
+		fmt.Println("Follow this link: \n" + "  " + r.Data.Link)
+		fmt.Print("\n")
+
+	} else {
+		fmt.Println("There was an error during upload. (" + name + ")")
+		fmt.Print("\n")
+		fmt.Println("The website says: \n  " + r.Data.Error)
+		fmt.Print("\n")
+	}
+}
diff --git a/cli/imgup/struct.go b/cli/imgup/struct.go
new file mode 100644
index 0000000..9881ef6
--- /dev/null
+++ b/cli/imgup/struct.go
@@ -0,0 +1,18 @@
+package main
+
+type Data struct {
+	Height int    `json:"height"`
+	Width  int    `json:"width"`
+	Link   string `json:"link"`
+	Mime   string `json:"mime"`
+	Error  string `json:"error"`
+	Thumbs
+}
+
+type Thumbs struct{}
+
+type response struct {
+	Data    `json:"data"`
+	Success bool `json:"success"`
+	Status  int  `json:"status"`
+}
diff --git a/cli/imgup/upload.go b/cli/imgup/upload.go
new file mode 100644
index 0000000..d2da497
--- /dev/null
+++ b/cli/imgup/upload.go
@@ -0,0 +1,102 @@
+package main
+
+import (
+	"bytes"
+	"fmt"
+	"io"
+	"io/ioutil"
+	"mime/multipart"
+	"net/http"
+	"net/url"
+	"os"
+)
+
+func fileUpload(url, file, name string) (err error) {
+	// Prepare a form that you will submit to that URL.
+	var b bytes.Buffer
+	w := multipart.NewWriter(&b)
+	// Add your image file
+	f, err := os.Open(file)
+	if err != nil {
+		return
+	}
+	fw, err := w.CreateFormFile("image", file)
+	if err != nil {
+		return
+	}
+	if _, err = io.Copy(fw, f); err != nil {
+		return
+	}
+	// Add the other fields
+	if fw, err = w.CreateFormField("key"); err != nil {
+		return
+	}
+	if _, err = fw.Write([]byte("KEY")); err != nil {
+		return
+	}
+	// Don't forget to close the multipart writer.
+	// If you don't close it, your request will be missing the terminating boundary.
+	w.Close()
+
+	// Now that you have a form, you can submit it to your handler.
+	req, err := http.NewRequest("POST", url, &b)
+	if err != nil {
+		return
+	}
+	// Don't forget to set the content type, this will contain the boundary.
+	req.Header.Set("Content-Type", w.FormDataContentType())
+
+	// Submit the request
+	client := &http.Client{}
+	res, err := client.Do(req)
+	if err != nil {
+		return
+	}
+
+	// Check the response
+	if res.StatusCode != http.StatusOK {
+		err = fmt.Errorf("bad status: %s", res.Status)
+	}
+
+	defer res.Body.Close()
+	contents, err := ioutil.ReadAll(res.Body)
+	if err != nil {
+		return
+	}
+
+	printResponse(contents, name)
+
+	return
+}
+
+func urlUpload(targetUrl, file, name string) (err error) {
+	form := url.Values{}
+	form.Set("image", file)
+	imageUrl := form.Encode()
+	req, err := http.NewRequest("POST", targetUrl, bytes.NewBuffer([]byte(imageUrl)))
+	if err != nil {
+		return
+	}
+
+	req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
+
+	client := &http.Client{}
+	res, err := client.Do(req)
+	if err != nil {
+		return
+	}
+
+	if res.StatusCode != http.StatusOK {
+		err = fmt.Errorf("bad status: %s", res.Status)
+	}
+
+	defer res.Body.Close()
+	contents, err := ioutil.ReadAll(res.Body)
+	if err != nil {
+		return
+	}
+
+	printResponse(contents, name)
+
+	return
+}