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Code Issues Actions 8 Packages Projects Releases Wiki Activity

render PDF preview in electron for pdf notes

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This commit is contained in:
zadam 2020-03-08 18:06:24 +01:00
parent 493d088d80
commit e7aa84435b
4 changed files with 35 additions and 17 deletions
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29
src/public/javascripts/widgets/type_widgets/file.js
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@ -9,16 +9,12 @@ const TPL = `
<tr>
<th nowrap>Note ID:</th>
<td class="file-note-id"></td>
</tr>
<tr>
<th nowrap>Original file name:</th>
<td class="file-filename"></td>
</tr>
<tr>
<th nowrap>File type:</th>
<td class="file-filetype"></td>
</tr>
<tr>
<th nowrap>File size:</th>
<td class="file-filesize"></td>
</tr>
@ -26,13 +22,17 @@ const TPL = `
<pre class="file-preview-content"></pre>
<button class="file-download btn btn-sm btn-primary" type="button">Download</button>
&nbsp;
<button class="file-open btn btn-sm btn-primary" type="button">Open</button>
&nbsp;
<button class="file-upload-new-revision btn btn-sm btn-primary">Upload new revision</button>
<iframe class="pdf-preview" style="width: 100%; height: 100%; flex-grow: 100;"></iframe>
<input type="file" class="file-upload-new-revision-input" style="display: none">
<div style="padding: 10px; display: flex; justify-content: space-evenly;">
<button class="file-download btn btn-sm btn-primary" type="button">Download</button>
&nbsp;
<button class="file-open btn btn-sm btn-primary" type="button">Open</button>
&nbsp;
<button class="file-upload-new-revision btn btn-sm btn-primary">Upload new revision</button>
<input type="file" class="file-upload-new-revision-input" style="display: none">
</div>
</div>`;
export default class FileTypeWidget extends TypeWidget {
@ -45,6 +45,7 @@ export default class FileTypeWidget extends TypeWidget {
this.$fileType = this.$widget.find(".file-filetype");
this.$fileSize = this.$widget.find(".file-filesize");
this.$previewContent = this.$widget.find(".file-preview-content");
this.$pdfPreview = this.$widget.find(".pdf-preview");
this.$downloadButton = this.$widget.find(".file-download");
this.$openButton = this.$widget.find(".file-open");
this.$uploadNewRevisionButton = this.$widget.find(".file-upload-new-revision");
@ -110,12 +111,16 @@ export default class FileTypeWidget extends TypeWidget {
const noteComplement = await this.tabContext.getNoteComplement();
this.$previewContent.empty().hide();
this.$pdfPreview.attr('src', '').empty().hide();
if (noteComplement.content) {
this.$previewContent.show();
this.$previewContent.text(noteComplement.content);
}
else {
this.$previewContent.empty().hide();
else if (note.mime === 'application/pdf' && utils.isElectron()) {
this.$pdfPreview.show();
this.$pdfPreview.attr("src", utils.getUrlForDownload("api/notes/" + this.noteId + "/open"));
}
// open doesn't work for protected notes since it works through browser which isn't in protected session

3
src/public/stylesheets/detail.css
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@ -76,6 +76,9 @@
.note-detail-file {
padding: 10px;
display: flex;
flex-direction: column;
height: 100%;
}
.file-table th, .file-table td {

17
src/routes/api/files.js
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@ -31,7 +31,7 @@ async function updateFile(req) {
};
}
async function downloadNoteFile(noteId, res) {
async function downloadNoteFile(noteId, res, contentDisposition = true) {
const note = await repository.getNote(noteId);
if (!note) {
@ -42,9 +42,12 @@ async function downloadNoteFile(noteId, res) {
return res.status(401).send("Protected session not available");
}
// (one) reason we're not using the originFileName (available as label) is that it's not
// available for older note revisions and thus would be inconsistent
res.setHeader('Content-Disposition', utils.getContentDisposition(note.title || "untitled"));
if (contentDisposition) {
// (one) reason we're not using the originFileName (available as label) is that it's not
// available for older note revisions and thus would be inconsistent
res.setHeader('Content-Disposition', utils.getContentDisposition(note.title || "untitled"));
}
res.setHeader('Content-Type', note.mime);
res.send(await note.getContent());
@ -54,11 +57,17 @@ async function downloadFile(req, res) {
const noteId = req.params.noteId;
return await downloadNoteFile(noteId, res);
}
async function openFile(req, res) {
const noteId = req.params.noteId;
return await downloadNoteFile(noteId, res, false);
}
module.exports = {
updateFile,
openFile,
downloadFile,
downloadNoteFile
};

1
src/routes/routes.js
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@ -156,6 +156,7 @@ function register(app) {
route(PUT, '/api/notes/:noteId/file', [auth.checkApiAuthOrElectron, uploadMiddleware, csrfMiddleware],
filesRoute.updateFile, apiResultHandler);
route(GET, '/api/notes/:noteId/open', [auth.checkApiAuthOrElectron], filesRoute.openFile);
route(GET, '/api/notes/:noteId/download', [auth.checkApiAuthOrElectron], filesRoute.downloadFile);
// this "hacky" path is used for easier referencing of CSS resources
route(GET, '/api/notes/download/:noteId', [auth.checkApiAuthOrElectron], filesRoute.downloadFile);