chore: add code
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# Data Utils Library
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<img style="margin-top: 1em;width: 300px;border: 0" width="300" alt="Fork me on GitHub" src="jesus/servcvgen/logo/servcvgen_b.svg?sanitize=true">
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### Data Utils library for [ServCVgen](/jesus/servcvgen) Services for CVgen to compose and generate Curriculum Vitae from YAML data
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268
datautils.go
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268
datautils.go
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package datautils
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import (
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"bufio"
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"bytes"
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"errors"
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"fmt"
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"io/ioutil"
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"os"
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"os/exec"
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"path/filepath"
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"strings"
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// "io/ioutil"
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// "path/filepath"
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// "time"
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//"github.com/go-git/go-git/v5"
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"gopkg.in/yaml.v3"
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)
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var DEBUGLEVEL int
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func LoadPath(path string) ([]byte,error) {
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content, err := ioutil.ReadFile(path)
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if err != nil {
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return nil,err
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}
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return content, nil
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}
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func DecoderFromFile(path string) (*yaml.Decoder, *os.File, error) {
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file, err := os.Open(path)
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if err != nil {
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// log.Fatalf("open file error: %v", err)
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fmt.Printf("open file error: %v\n", err)
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return nil,nil, err
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}
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return yaml.NewDecoder(file), file, nil
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}
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func ExistsPathErr(path string) error {
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_, err := os.Stat(path)
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if errors.Is(err, os.ErrNotExist) {
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return err // errors.New("File not exists")
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}
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return nil
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}
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func ExistsPath(path string) bool {
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_, err := os.Stat(path)
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return !errors.Is(err, os.ErrNotExist)
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}
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func CheckDirPath(path string) error {
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if ! ExistsPath(path) {
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os.Mkdir(path, os.FileMode(0755))
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if err := ExistsPathErr(path); err != nil {
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fmt.Printf("Error creating path %s: %v\n", path,err)
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return err
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}
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}
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return nil
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}
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func WriteData(data string, path string) error {
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//fmt.Printf("Write %s\n", path)
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f, err := os.Create(path)
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if err != nil {
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fmt.Printf("Error create %s: %v\n", path, err)
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return err
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}
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w := bufio.NewWriter(f)
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n4, err := w.WriteString(data)
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if err != nil {
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fmt.Printf("Error writing %s: %v\n", path, err)
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return err
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}
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if DEBUGLEVEL > 0 {
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fmt.Printf("%s wrote %d bytes\n", path, n4)
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}
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w.Flush()
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return nil
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}
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func WriteAppendData(data string, path string) error {
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if ! ExistsPath(path) {
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return WriteData(data,path)
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}
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file, err := os.OpenFile(path, os.O_WRONLY|os.O_APPEND, 0644)
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if err != nil {
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fmt.Printf("Error create %s: %v\n", path, err)
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return err
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}
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defer file.Close()
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n4, err := file.WriteString(data)
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if err != nil {
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fmt.Printf("Error writing %s: %v\n", path, err)
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return err
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}
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if DEBUGLEVEL > 0 {
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fmt.Printf("%s wrote %d bytes\n", path, n4)
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}
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return nil
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}
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func ExecCommand(command string, args []string, bckg bool, quiet bool) (*exec.Cmd,string,error) {
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cmd := exec.Command(command, args...)
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cmd.Stdin = strings.NewReader("")
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var out bytes.Buffer
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cmd.Stdout = &out
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var err error
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if bckg {
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err = cmd.Start()
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} else {
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err = cmd.Run()
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}
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if err != nil {
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if !quiet {
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fmt.Printf("Error exec command %s: %#v\n", cmd,err)
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}
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return cmd,out.String(),err
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}
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if !quiet {
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fmt.Printf("%q\n", out.String())
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}
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return cmd,out.String(),nil
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}
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// https://github.com/go-git/go-git/blob/master/_examples/commit/main.go
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func GitPull(path string, name string,bckg bool, quiet bool) (*exec.Cmd, error) {
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fmt.Printf("Git Pull: %#v\n", path)
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cmd, _, err := ExecCommand("git",[]string{"-C",path,"pull",name},bckg,quiet)
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return cmd,err
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}
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func GitCommit(path string, file string, msg string, target string, bckg bool, quiet bool) (*exec.Cmd, string, error) {
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fmt.Printf("Git Commit: %#v\n", path)
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var cmd *exec.Cmd
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var err error
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var out string
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if cmd,out,err = ExecCommand("git",[]string{"-C",path,"add",file},bckg,quiet); err != nil {
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fmt.Printf("Error git add %s: %s\n %#v\n", path,out,err)
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//return err
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}
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if _,_,err := ExecCommand("git",[]string{"-C",path,"commit","-m",msg},bckg,quiet); err != nil {
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//if len(out) != 0 {
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//fmt.Printf("Error commit %s: %s\n %#v\n", path, out,err)
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// return err
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// }
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return nil,"",nil
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}
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// if cmd,out,err := execCommand("git",[]string{"-C",path,"diff","--stat","--cached",bckg,target},quiet); err != nil {
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// if len(out) == 0 {
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// return nil
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// } else {
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// fmt.Printf("Error commit %s: %s\n %#v\n", path, out,err)
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// return err
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// }
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// }
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if cmd,out,err = ExecCommand("git",[]string{"-C",path,"push",target},bckg,quiet); err != nil {
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return cmd,out,err
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}
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return cmd,out,nil
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}
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func GetFileMatch(root string, extension string) []string {
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var listFiles[]string
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err := filepath.Walk(root, func(path string, info os.FileInfo, err error) error {
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if err != nil {
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fmt.Println(err)
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return nil
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}
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if !info.IsDir() && filepath.Ext(path) == extension {
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listFiles = append(listFiles, path)
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}
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return nil
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})
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if err != nil {
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fmt.Printf("No files found in %s: %v\n",root, err)
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return nil
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}
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return listFiles
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}
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/*
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func gitGetWorktree(path string) (*git.Repository, *git.Worktree, error) {
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repo, err := git.PlainOpen(path)
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if err != nil {
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fmt.Printf("Error path %s: %v\n", path, err)
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return nil,nil,err
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}
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worktree, err := repo.Worktree()
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if err != nil {
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fmt.Printf("Error worktree %s: %v\n", path, err)
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return nil,nil,err
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}
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return repo,worktree,nil
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}
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func gitPull(path string, name string) error {
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fmt.Printf("Git Pull: %#v\n", path)
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repo,worktree,err := gitGetWorktree(path)
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if err != nil {
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fmt.Printf("Error worktree %s: %v\n", path, err)
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return err
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}
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err = worktree.Pull(&git.PullOptions{RemoteName: name})
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if err != nil {
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fmt.Printf("Error pull %s: %v\n", path, err)
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return err
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}
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if DEBUGLEVEL > 0 {
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// Print the latest commit that was just pulled
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ref, err := repo.Head()
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if err != nil {
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fmt.Printf("Error repo Head %s: %v\n", path, err)
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return err
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}
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commit, err := repo.CommitObject(ref.Hash())
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if err != nil {
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fmt.Printf("Error commit object %s: %v\n", path, err)
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return err
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}
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fmt.Println(commit)
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}
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return nil
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}
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func gitCommit(path string, file string, msg string, name string, email string, when time.Time ) error {
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// Opens an already existing repository.
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repo,worktree,err := gitGetWorktree(path)
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if err != nil {
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fmt.Printf("Error worktree %s: %v\n", path, err)
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return err
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}
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// Info("echo \"hello world!\" > example-git-file")
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//filename := filepath.Join(path, file)
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//err = ioutil.WriteFile(filename, []byte("hello world!"), 0644)
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// Adds the new file to the staging area.
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_, err = worktree.Add(file)
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if err != nil {
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fmt.Printf("Error git add %s: %v\n", file, err)
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return err
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}
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fmt.Printf("git add %s\n",file)
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if DEBUGLEVEL > 0 {
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status, err := worktree.Status()
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if err != nil {
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fmt.Printf("Error git status %s: %v\n", file, err)
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return err
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}
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fmt.Println(status)
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}
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// Commits the current staging area to the repository, with the new file
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// just created. We should provide the object.Signature of Author of the
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// commit Since version 5.0.1, we can omit the Author signature, being read
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// from the git config files.
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// Info("git commit -m \"example go-git commit\"")
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commit, err := worktree.Commit(msg, &git.CommitOptions{
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Author: &object.Signature{
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Name: name,
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Email: email,
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When: when,
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},
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})
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if err != nil {
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fmt.Printf("Error git create commit %s: %v\n", file, err)
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return err
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}
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// Prints the current HEAD to verify that all worked well.
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// Info("git show -s")
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obj, err := repo.CommitObject(commit)
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if err != nil {
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fmt.Printf("Error git commit %s: %v\n", file, err)
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return err
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}
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fmt.Println(obj)
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return nil
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}
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*/
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5
go.mod
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5
go.mod
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module datautils
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go 1.17
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require gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b
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4
go.sum
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4
go.sum
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gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
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gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b h1:h8qDotaEPuJATrMmW04NCwg7v22aHH28wwpauUhK9Oo=
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gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
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