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tce add web.download

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This commit is contained in:
shaoying 2018-05-21 23:08:45 +08:00
parent f000ffffef
commit 350d2b7ad9
3 changed files with 180 additions and 1 deletions
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111
src/contexts/web/web.go
View File

@ -2,17 +2,19 @@ package web // {{{
// }}}
import ( // {{{
"contexts"
"toolkit"
"encoding/json"
"html/template"
"io/ioutil"
"net/http"
"net/url"
"path"
"text/template"
"bytes"
"mime/multipart"
"path/filepath"
"sort"
"bufio"
"fmt"
@ -25,6 +27,42 @@ import ( // {{{
// }}}
type listtime []os.FileInfo
func (l listtime) Len() int {
return len(l)
}
func (l listtime) Swap(i, j int) {
l[i], l[j] = l[j], l[i]
}
func (l listtime) Less(i, j int) bool {
return l[i].ModTime().After(l[j].ModTime())
}
type listsize []os.FileInfo
func (l listsize) Len() int {
return len(l)
}
func (l listsize) Swap(i, j int) {
l[i], l[j] = l[j], l[i]
}
func (l listsize) Less(i, j int) bool {
return l[i].Size() > (l[j].Size())
}
type listname []os.FileInfo
func (l listname) Len() int {
return len(l)
}
func (l listname) Swap(i, j int) {
l[i], l[j] = l[j], l[i]
}
func (l listname) Less(i, j int) bool {
return l[i].Name() < (l[j].Name())
}
type MUX interface {
Handle(string, http.Handler)
HandleFunc(string, func(http.ResponseWriter, *http.Request))
@ -116,6 +154,10 @@ func (web *WEB) generate(m *ctx.Message, uri string, arg ...string) string { //
func (web *WEB) AppendJson(msg *ctx.Message) string { // {{{
meta := map[string][]string{}
if !msg.Has("result") && !msg.Has("append") {
return ""
}
if meta["result"] = msg.Meta["result"]; msg.Has("append") {
meta["append"] = msg.Meta["append"]
for _, v := range msg.Meta["append"] {
@ -579,6 +621,73 @@ var Index = &ctx.Context{Name: "web", Help: "应用中心",
m.Echo("%d", n)
// }}}
}},
"download": &ctx.Command{Name: "download file", Help: "下载文件", Hand: func(m *ctx.Message, c *ctx.Context, key string, arg ...string) {
msg := m.Spawn(m.Target()) // {{{
msg.Cmd("get", "/upload", "method", "POST", "file", "file", arg[0])
m.Copy(msg, "result")
// }}}
}},
"/download": &ctx.Command{Name: "/download", Help: "文件下载", Hand: func(m *ctx.Message, c *ctx.Context, key string, arg ...string) {
r := m.Data["request"].(*http.Request) // {{{
w := m.Data["response"].(http.ResponseWriter)
if !m.Options("file") {
m.Option("file", m.Cap("directory"))
}
file := m.Option("file")
s, e := os.Stat(file)
if m.Assert(e); s.IsDir() {
fs, e := ioutil.ReadDir(file)
m.Assert(e)
switch m.Option("list") {
case "time":
if m.Option("order") == "max" {
sort.Sort(listtime(fs))
} else {
sort.Sort(sort.Reverse(listtime(fs)))
}
case "size":
if m.Option("order") == "max" {
sort.Sort(listsize(fs))
} else {
sort.Sort(sort.Reverse(listsize(fs)))
}
case "name":
if m.Option("order") == "max" {
sort.Sort(listname(fs))
} else {
sort.Sort(sort.Reverse(listname(fs)))
}
}
for _, v := range fs {
m.Add("append", "time", v.ModTime().Format("2006-01-02 15:04:05"))
if v.IsDir() {
m.Add("append", "size", "---")
} else {
m.Add("append", "size", kit.FmtSize(v.Size()))
}
m.Add("append", "name", v.Name())
}
w.Header().Add("Content-Type", "text/html")
m.Assert(template.Must(template.ParseGlob("usr/up.tpl")).Execute(w, m.Meta))
delete(m.Meta, "result")
delete(m.Meta, "append")
} else {
m.Log("fuck", nil, "why %s", file)
http.ServeFile(w, r, file)
}
/*
{{range $key := .append}}
<td>{{index $meta $key $i}}</td>
{{end}}
*/
// }}}
}},
"temp": &ctx.Command{Name: "temp", Help: "应用示例", Hand: func(m *ctx.Message, c *ctx.Context, key string, arg ...string) {
msg := m.Spawn(m.Target())
question := []string{}

4
usr/up.html
View File

@ -3,3 +3,7 @@
<input type="file" name="file">
<input type="submit">
</form>
<script>
{{meta["append"]}}
</script>

66
usr/up.tpl Normal file
View File

@ -0,0 +1,66 @@
<!DOCTYPE html>
<head>
<style>
th {
cursor:pointer;
background-color:lightgray;
}
.time {
padding-right:20px;
}
.size {
text-align:right;
padding-right:20px;
}
.name {
text-align:left;
}
code {
font-size:16px;
}
</style>
</head>
<body>
<form method="POST" action="/upload" enctype="multipart/form-data">
<input type="text" name="path" value="{{index . "file" 0}}">
<input type="file" name="file">
<input type="submit">
</form>
<button onclick="order('max')">max</button>
<button onclick="order('min')">min</button>
<script>
function getCookie(name) {
pattern = /([^=]+)=([^;]+);?\s*/g;
}
function order(what) {
document.cookie = "order="+what;
location.reload()
}
function list(what) {
document.cookie = "list="+what;
location.reload()
}
</script>
<table>
<colgroup>{{range .append}}<col class="{{.}}">{{end}}</colgroup>
<tr>{{range .append}}<th class="{{.}}" onclick="list('{{.}}')">{{.}}</th>{{end}}</tr>
{{$meta := .}} {{$first := index .append 0}}
{{range $i, $k := index . $first}}
<tr>
{{range $key := index $meta "append"}}
{{if eq $key "name"}}
<td class="{{$key}}">
<a href="/download?file={{index $meta "file" 0}}/{{index $meta $key $i}}"><code>{{index $meta $key $i}}</code></a>
</td>
{{else}}
<td class="{{$key}}">
<code>{{index $meta $key $i}}</code>
</td>
{{end}}
{{end}}
</tr>
{{end}}
</table>
</body>