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web client: allow to preview images and pdf

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pdf depends on browser support. It does not work on mobile devices.
This commit is contained in:
Nicola Murino
2021-11-25 19:24:32 +01:00
parent fc048728d9
commit 3f3591bae0
20 changed files with 208 additions and 54 deletions
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39
httpd/webclient.go
View File

@@ -44,6 +44,7 @@ const (
templateClientEditFile = "editfile.html"
templateClientShare = "share.html"
templateClientShares = "shares.html"
templateClientViewPDF = "viewpdf.html"
pageClientFilesTitle = "My Files"
pageClientSharesTitle = "Shares"
pageClientProfileTitle = "My Profile"
@@ -99,11 +100,18 @@ type dirMapping struct {
Href string
}
type viewPDFPage struct {
Title string
URL string
StaticURL string
}
type editFilePage struct {
baseClientPage
CurrentDir string
Path string
Name string
ReadOnly bool
Data string
}
@@ -112,6 +120,7 @@ type filesPage struct {
CurrentDir string
DirsURL string
DownloadURL string
ViewPDFURL string
CanAddFiles bool
CanCreateDirs bool
CanRename bool
@@ -229,6 +238,9 @@ func loadClientTemplates(templatesPath string) {
resetPwdPaths := []string{
filepath.Join(templatesPath, templateCommonDir, templateResetPassword),
}
viewPDFPaths := []string{
filepath.Join(templatesPath, templateClientDir, templateClientViewPDF),
}
filesTmpl := util.LoadTemplate(nil, filesPaths...)
profileTmpl := util.LoadTemplate(nil, profilePaths...)
@@ -243,6 +255,7 @@ func loadClientTemplates(templatesPath string) {
shareTmpl := util.LoadTemplate(nil, sharePaths...)
forgotPwdTmpl := util.LoadTemplate(nil, forgotPwdPaths...)
resetPwdTmpl := util.LoadTemplate(nil, resetPwdPaths...)
viewPDFTmpl := util.LoadTemplate(nil, viewPDFPaths...)
clientTemplates[templateClientFiles] = filesTmpl
clientTemplates[templateClientProfile] = profileTmpl
@@ -257,6 +270,7 @@ func loadClientTemplates(templatesPath string) {
clientTemplates[templateClientShare] = shareTmpl
clientTemplates[templateForgotPassword] = forgotPwdTmpl
clientTemplates[templateResetPassword] = resetPwdTmpl
clientTemplates[templateClientViewPDF] = viewPDFTmpl
}
func getBaseClientPageData(title, currentURL string, r *http.Request) baseClientPage {
@@ -391,12 +405,13 @@ func renderClientMFAPage(w http.ResponseWriter, r *http.Request) {
renderClientTemplate(w, templateClientMFA, data)
}
func renderEditFilePage(w http.ResponseWriter, r *http.Request, fileName, fileData string) {
func renderEditFilePage(w http.ResponseWriter, r *http.Request, fileName, fileData string, readOnly bool) {
data := editFilePage{
baseClientPage: getBaseClientPageData(pageClientEditFileTitle, webClientEditFilePath, r),
Path: fileName,
Name: path.Base(fileName),
CurrentDir: path.Dir(fileName),
ReadOnly: readOnly,
Data: fileData,
}
@@ -427,6 +442,7 @@ func renderFilesPage(w http.ResponseWriter, r *http.Request, dirName, error stri
Error: error,
CurrentDir: url.QueryEscape(dirName),
DownloadURL: webClientDownloadZipPath,
ViewPDFURL: webClientViewPDFPath,
DirsURL: webClientDirsPath,
CanAddFiles: user.CanAddFilesFromWeb(dirName),
CanCreateDirs: user.CanAddDirsFromWeb(dirName),
@@ -650,7 +666,8 @@ func handleClientGetFiles(w http.ResponseWriter, r *http.Request) {
renderFilesPage(w, r, name, "", user)
return
}
if status, err := downloadFile(w, r, connection, name, info); err != nil && status != 0 {
inline := r.URL.Query().Get("inline") != ""
if status, err := downloadFile(w, r, connection, name, info, inline); err != nil && status != 0 {
if status > 0 {
if status == http.StatusRequestedRangeNotSatisfiable {
renderClientMessagePage(w, r, http.StatusText(status), "", status, err, "")
@@ -723,7 +740,7 @@ func handleClientEditFile(w http.ResponseWriter, r *http.Request) {
return
}
renderEditFilePage(w, r, name, b.String())
renderEditFilePage(w, r, name, b.String(), util.IsStringInSlice(sdk.WebClientWriteDisabled, user.Filters.WebClient))
}
func handleClientAddShareGet(w http.ResponseWriter, r *http.Request) {
@@ -1035,3 +1052,19 @@ func handleWebClientPasswordReset(w http.ResponseWriter, r *http.Request) {
}
renderClientResetPwdPage(w, "")
}
func handleClientViewPDF(w http.ResponseWriter, r *http.Request) {
r.Body = http.MaxBytesReader(w, r.Body, maxLoginBodySize)
name := r.URL.Query().Get("path")
if name == "" {
renderClientBadRequestPage(w, r, errors.New("no file specified"))
return
}
name = util.CleanPath(name)
data := viewPDFPage{
Title: path.Base(name),
URL: fmt.Sprintf("%v?path=%v&inline=1", webClientFilesPath, url.QueryEscape(name)),
StaticURL: webStaticFilesPath,
}
renderClientTemplate(w, templateClientViewPDF, data)
}