Diplomarbeit-Absolventenverein/oqtane.framework
10
0
Fork 0
Code Issues Pull Requests 1 Packages Projects Releases Wiki Activity

Merge pull request #222 from sbwalker/master

Browse Source 
added image preview to the file manager component
This commit is contained in:
Shaun Walker
2020-02-22 09:59:26 -05:00
committed by GitHub
parent a66ecbdfa2 00914208ba
commit ceb7ddcf43
12 changed files with 164 additions and 88 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
Oqtane.Client/Modules/Admin/ModuleDefinitions/Add.razor
View File

@ -11,7 +11,7 @@
<label for="Name" class="control-label">Module: </label>
</td>
<td>
<FileManager Filter=".nupkg" ShowFiles="false" Folder="Modules" />
<FileManager Filter="nupkg" ShowFiles="false" Folder="Modules" />
</td>
</tr>
</table>

2
Oqtane.Client/Modules/Admin/Themes/Add.razor
View File

@ -11,7 +11,7 @@
<label for="Name" class="control-label">Theme: </label>
</td>
<td>
<FileManager Filter=".nupkg" ShowFiles="false" Folder="Themes" />
<FileManager Filter="nupkg" ShowFiles="false" Folder="Themes" />
</td>
</tr>
</table>

2
Oqtane.Client/Modules/Admin/Upgrade/Index.razor
View File

@ -11,7 +11,7 @@
<label for="Name" class="control-label">Framework: </label>
</td>
<td>
<FileManager Filter=".nupkg" ShowFiles="false" Folder="Framework" />
<FileManager Filter="nupkg" ShowFiles="false" Folder="Framework" />
</td>
</tr>
</table>

147
Oqtane.Client/Modules/Controls/FileManager.razor
View File

@ -6,60 +6,72 @@
@if (folders != null)
{
<select class="form-control" @onchange="(e => FolderChanged(e))">
@if (string.IsNullOrEmpty(Folder))
{
<option value="-1">&lt;Select Folder&gt;</option>
}
@foreach (Folder folder in folders)
{
if (folder.FolderId == folderid)
{
<option value="@(folder.FolderId)" selected>@(new string('-', folder.Level * 2))@(folder.Name)</option>
}
else
{
<option value="@(folder.FolderId)">@(new string('-', folder.Level * 2))@(folder.Name)</option>
}
}
</select>
@if (showfiles)
{
<select class="form-control" @onchange="(e => FileChanged(e))">
<option value="-1">&lt;Select File&gt;</option>
@foreach (File file in files)
{
if (file.FileId == fileid)
<div class="container-fluid">
<div class="row">
<div class="col">
<select class="form-control" @onchange="(e => FolderChanged(e))">
@if (string.IsNullOrEmpty(Folder))
{
<option value="-1">&lt;Select Folder&gt;</option>
}
@foreach (Folder folder in folders)
{
if (folder.FolderId == folderid)
{
<option value="@(folder.FolderId)" selected>@(new string('-', folder.Level * 2))@(folder.Name)</option>
}
else
{
<option value="@(folder.FolderId)">@(new string('-', folder.Level * 2))@(folder.Name)</option>
}
}
</select>
@if (showfiles)
{
<option value="@(file.FileId)" selected>@(file.Name)</option>
<select class="form-control" @onchange="(e => FileChanged(e))">
<option value="-1">&lt;Select File&gt;</option>
@foreach (File file in files)
{
if (file.FileId == fileid)
{
<option value="@(file.FileId)" selected>@(file.Name)</option>
}
else
{
<option value="@(file.FileId)">@(file.Name)</option>
}
}
</select>
}
else
@if (haseditpermission)
{
<option value="@(file.FileId)">@(file.Name)</option>
<div>
@if (uploadmultiple)
{
<input type="file" id="@fileinputid" name="file" accept="@filter" multiple />
}
else
{
<input type="file" id="@fileinputid" name="file" accept="@filter" />
}
<span id="@progressinfoid"></span> <progress id="@progressbarid" style="visibility: hidden;"></progress>
@if (showfiles && GetFileId() != -1)
{
<button type="button" class="btn btn-danger float-right" @onclick="DeleteFile">Delete</button>
}
<button type="button" class="btn btn-success float-right" @onclick="UploadFile">Upload</button>
</div>
@((MarkupString)@message)
}
}
</select>
}
@if (haseditpermission)
{
<div>
@if (uploadmultiple)
{
<input type="file" id="@fileinputid" name="file" accept="@filter" multiple />
}
else
{
<input type="file" id="@fileinputid" name="file" accept="@filter" />
}
<span id="@progressinfoid"></span> <progress id="@progressbarid" style="visibility: hidden;"></progress>
@if (showfiles && GetFileId() != -1)
{
<button type="button" class="btn btn-danger float-right" @onclick="DeleteFile">Delete</button>
}
<button type="button" class="btn btn-success float-right" @onclick="UploadFile">Upload</button>
</div>
<div class="col-auto">
@if (@image != "")
{
@((MarkupString)@image)
}
</div>
</div>
@((MarkupString)@message)
}
</div>
}
@code {
@ -76,11 +88,12 @@
public string FileId { get; set; } // optional - for setting a specific file by default
[Parameter]
public string Filter { get; set; } // optional - comma delimited list of file types that can be selected or uploaded ie. ".jpg,.gif"
public string Filter { get; set; } // optional - comma delimited list of file types that can be selected or uploaded ie. "jpg,gif"
[Parameter]
public string UploadMultiple { get; set; } // optional - enable multiple file uploads - default false
string id;
List<Folder> folders;
int folderid = -1;
@ -94,6 +107,7 @@
bool uploadmultiple = false;
bool haseditpermission = false;
string message = "";
string image = "";
protected override async Task OnInitializedAsync()
{
@ -115,6 +129,7 @@
if (!string.IsNullOrEmpty(FileId))
{
fileid = int.Parse(FileId);
await SetImage();
if (fileid != -1)
{
File file = await FileService.GetFileAsync(int.Parse(FileId));
@ -131,7 +146,7 @@
if (!string.IsNullOrEmpty(Filter))
{
filter = Filter;
filter = "." + Filter.Replace(",",",.");
}
await GetFiles();
@ -184,7 +199,7 @@
}
}
private async void FolderChanged(ChangeEventArgs e)
private async Task FolderChanged(ChangeEventArgs e)
{
message = "";
try
@ -192,6 +207,7 @@
folderid = int.Parse((string)e.Value);
await GetFiles();
fileid = -1;
image = "";
StateHasChanged();
}
catch (Exception ex)
@ -201,13 +217,36 @@
}
}
private void FileChanged(ChangeEventArgs e)
private async Task FileChanged(ChangeEventArgs e)
{
message = "";
fileid = int.Parse((string)e.Value);
await SetImage();
StateHasChanged();
}
private async Task SetImage()
{
image = "";
if (fileid != -1)
{
File file = await FileService.GetFileAsync(fileid);
if (file.ImageHeight != 0 && file.ImageWidth != 0)
{
int maxwidth = 200;
int maxheight = 200;
double ratioX = (double)maxwidth / (double)file.ImageWidth;
double ratioY = (double)maxheight / (double)file.ImageHeight;
double ratio = ratioX < ratioY ? ratioX : ratioY;
image = "<img src=\"" + ContentUrl(fileid) + "\" alt=\"" + file.Name +
"\" width=\"" + Convert.ToInt32(file.ImageWidth * ratio).ToString() +
"\" height=\"" + Convert.ToInt32(file.ImageHeight * ratio).ToString() + "\" />";
}
}
}
private async Task UploadFile()
{
var interop = new Interop(jsRuntime);
@ -236,6 +275,7 @@
if (file != null)
{
fileid = file.FileId;
await SetImage();
}
}
StateHasChanged();
@ -268,6 +308,7 @@
message = "<br /><div class=\"alert alert-success\" role=\"alert\">File Deleted</div>";
await GetFiles();
fileid = -1;
await SetImage();
StateHasChanged();
}
catch (Exception ex)

16
Oqtane.Client/Modules/Controls/RichTextEditor.razor
View File

@ -4,11 +4,17 @@
@if (filemanagervisible)
{
<FileManager @ref="filemanager" Filter=".jpg,.jpeg,.jpe,.gif,.png" />
<FileManager @ref="filemanager" Filter="@Constants.ImageFiles" />
@((MarkupString)@message)
<br />
}
<div class="row justify-content-center">
<button type="button" class="btn btn-success" @onclick="InsertImage">Insert Image</button>
@if (filemanagervisible)
{
@((MarkupString)"&nbsp;&nbsp;")
<button type="button" class="btn btn-secondary" @onclick="CloseFileManager">Close</button>
}
</div>
<br />
<div @ref="@ToolBar">
@ -114,4 +120,12 @@
}
StateHasChanged();
}
public async Task CloseFileManager()
{
filemanagervisible = false;
message = "";
StateHasChanged();
}
}