def rename(wiki_page_id):
wiki_page = get_object_or_404(WikiPage.select(WikiPage.id, WikiPage.title),
WikiPage.id == wiki_page_id)
if wiki_page.title == 'Home':
return redirect(url_for('.home'))
form = RenameForm(new_title=wiki_page.title)
if form.validate_on_submit():
new_title = form.new_title.data
if wiki_page.title == new_title:
flash('The page name is not changed.', 'warning')
elif WikiPage.select().where(WikiPage.title == new_title).count() > 0:
flash('The new page title has already been taken.', 'warning')
else:
with db.atomic():
old_markdown = '[[{}]]'.format(wiki_page.title)
new_markdown = '[[{}]]'.format(new_title)
old_html = render_wiki_page(wiki_page.id,
wiki_page.title,
tostring=True)
new_html = render_wiki_page(wiki_page.id,
new_title,
tostring=True)
# update the markdown of referencing wiki page
query = (WikiPage.select(
WikiPage.id, WikiPage.markdown, WikiPage.html).join(
WikiReference, on=WikiReference.referencing).where(
WikiReference.referenced == wiki_page))
wiki_referencing_pages = query.execute()
for ref in wiki_referencing_pages:
new_markdown_content = ref.markdown.replace(
old_markdown, new_markdown)
(WikiPageIndex.update(markdown=new_markdown_content).where(
WikiPageIndex.docid == ref.id).execute())
(WikiPage.update(
markdown=new_markdown_content,
html=ref.html.replace(
old_html,
new_html)).where(WikiPage.id == ref.id).execute())
# update the diff of related wiki page versions
query = (WikiPageVersion.select(
WikiPageVersion.id, WikiPageVersion.diff).where(
WikiPageVersion.diff.contains(old_markdown)))
wiki_page_versions = query.execute()
for pv in wiki_page_versions:
(WikiPageVersion.update(diff=pv.diff.replace(
old_markdown, new_markdown)).where(
WikiPageVersion.id == pv.id).execute())
(WikiPage.update(title=new_title).where(
WikiPage.id == wiki_page.id).execute())
return redirect(url_for('.page', wiki_page_id=wiki_page.id))
return render_template('wiki/rename.html', wiki_page=wiki_page, form=form)
def handle_upload():
form = request.form
wiki_page_id = int(form.get('wiki_page_id', None))
upload_from_upload_page = form.get('upload_page', None)
file_markdown, file_html = '', ''
with db.atomic():
for i, file in enumerate(request.files.getlist('wiki_file')):
# create a WikiFile in database and retrieve id
wiki_file = WikiFile.create(name=file.filename,
mime_type=file.mimetype)
# save uploaded file with WikiFile.id as filename
file.save(os.path.join(DB_PATH, g.wiki_group, str(wiki_file.id)))
wiki_file.size = file.tell()
wiki_file.save()
if 'image' in wiki_file.mime_type:
file_type = 'image'
else:
file_type = 'file'
file_markdown += '\n\n[{}:{}]'.format(file_type, wiki_file.id)
file_html += '<p>{}</p>'.format(
render_wiki_file(wiki_file.id,
wiki_file.name,
file_type,
tostring=True))
if upload_from_upload_page:
wiki_page = get_object_or_404(
WikiPage.select(WikiPage.id, WikiPage.markdown,
WikiPage.current_version,
WikiPage.modified_on),
WikiPage.id == wiki_page_id)
diff = make_patch(xstr(wiki_page.markdown),
xstr(wiki_page.markdown) + file_markdown)
WikiPageVersion.create(wiki_page=wiki_page,
diff=diff,
version=wiki_page.current_version,
modified_on=wiki_page.modified_on)
(WikiPageIndex.update(
markdown=wiki_page.markdown + file_markdown).where(
WikiPageIndex.docid == wiki_page.id).execute())
(WikiPage.update(markdown=WikiPage.markdown + file_markdown,
html=WikiPage.html + file_html,
current_version=WikiPage.current_version + 1,
modified_on=datetime.utcnow()).where(
WikiPage.id == wiki_page.id).execute())
return ''
return file_markdown
def edit(wiki_page_id):
wiki_page = get_object_or_404(
WikiPage.select(WikiPage.id, WikiPage.title, WikiPage.markdown,
WikiPage.current_version, WikiPage.modified_on),
WikiPage.id == wiki_page_id)
form = WikiEditForm()
upload_form = UploadForm()
if form.validate_on_submit():
if form.current_version.data == wiki_page.current_version:
g.wiki_page = wiki_page
g.wiki_refs = list(
WikiPage.select(WikiPage.id).join(
WikiReference, on=WikiReference.referenced).where(
WikiReference.referencing == wiki_page).execute())
diff = make_patch(wiki_page.markdown, form.textArea.data)
if diff:
with db.atomic():
toc, html = markdown(form.textArea.data)
WikiPageVersion.create(wiki_page=wiki_page,
diff=diff,
version=wiki_page.current_version,
modified_on=wiki_page.modified_on)
(WikiPageIndex.update(markdown=form.textArea.data).where(
WikiPageIndex.docid == wiki_page.id).execute())
(WikiPage.update(
markdown=form.textArea.data,
html=html,
toc=toc,
current_version=WikiPage.current_version,
modified_on=datetime.utcnow()).where(
WikiPage.id == wiki_page.id).execute())
# remove unused WikiReference
(WikiReference.delete().where(
WikiReference.referenced.in_(g.wiki_refs)).execute())
return redirect(url_for('.page', wiki_page_id=wiki_page.id))
else:
flash('Other changes have been made to this '
'wiki page since you started editing it.')
return render_template('wiki/edit.html',
wiki_page=wiki_page,
form=form,
upload_form=upload_form)
def handle_upload():
form = request.form
wiki_page_id = int(form.get('wiki_page_id', None))
upload_from_upload_page = form.get('upload_page', None)
file_markdown, file_html = '', ''
with db.atomic():
for i, file in enumerate(request.files.getlist('wiki_file')):
# create a WikiFile in database and retrieve id
wiki_file = WikiFile.create(
name=file.filename,
mime_type=file.mimetype
)
# save uploaded file with WikiFile.id as filename
file.save(os.path.join(
current_app.config['DB_PATH'],
g.wiki_group,
str(wiki_file.id)
))
wiki_file.size = file.tell()
wiki_file.save()
if 'image' in wiki_file.mime_type:
file_type = 'image'
else:
file_type = 'file'
file_markdown += '\n\n[{}:{}]'.format(file_type, wiki_file.id)
file_html += '<p>{}</p>'.format(render_wiki_file(
wiki_file.id,
wiki_file.name,
file_type
))
if upload_from_upload_page:
wiki_page = get_object_or_404(
WikiPage.select(
WikiPage.id,
WikiPage.markdown,
WikiPage.current_version,
WikiPage.modified_on),
WikiPage.id==wiki_page_id
)
diff = make_patch(xstr(wiki_page.markdown), xstr(wiki_page.markdown)+file_markdown)
wiki_page.update_db_after_upload(diff, file_markdown, file_html)
return ''
return file_markdown
def edit(wiki_page_id):
wiki_page = get_object_or_404(
WikiPage.select(
WikiPage.id,
WikiPage.title,
WikiPage.markdown,
WikiPage.current_version,
WikiPage.modified_on),
WikiPage.id==wiki_page_id
)
form = WikiEditForm(
textArea=wiki_page.markdown,
current_version=wiki_page.current_version,
)
if form.validate_on_submit():
if form.current_version.data == wiki_page.current_version:
g.wiki_refs = list(
WikiPage
.select(WikiPage.id)
.join(WikiReference, on=WikiReference.referenced)
.where(WikiReference.referencing==wiki_page)
.execute()
)
md = form.textArea.data
diff = make_patch(wiki_page.markdown, md)
if diff:
with db.atomic():
toc, html = markdown(wiki_page, md)
wiki_page.update_db(diff, md, html, toc)
return redirect(url_for('.page', wiki_page_id=wiki_page.id))
else:
flash('Other changes have been made to this '
'wiki page since you started editing it.')
return render_template(
'wiki/edit.html',
wiki_page=wiki_page,
form=form
)
def replace_file():
form = request.form
file = request.files['wiki_file']
wiki_file_id = form.get('wiki_file_id', None)
wiki_file_markdown = '[file:{0}]'.format(wiki_file_id)
# save uploaded file with WikiFile.id as filename
file.save(os.path.join(
current_app.config['DB_PATH'],
g.wiki_group,
wiki_file_id
))
wiki_file = WikiFile.get_or_none(WikiFile.id==int(wiki_file_id))
with db.atomic():
(WikiFile
.update(
name=file.filename,
mime_type=file.mimetype,
size=file.tell())
.where(WikiFile.id==int(wiki_file_id))
.execute())
if wiki_file and wiki_file.name != file.filename:
query = (WikiPage
.select(WikiPage.id, WikiPage.markdown)
.where(WikiPage.markdown.contains(wiki_file_markdown)))
for wiki_page in query.execute():
toc, html = markdown(wiki_page, wiki_page.markdown)
(WikiPage
.update(toc=toc, html=html)
.where(WikiPage.id==wiki_page.id)
.execute())
return ''
def history(wiki_page_id):
wiki_page = get_object_or_404(
WikiPage.select(),
WikiPage.id==wiki_page_id
)
if wiki_page.current_version == 1:
return redirect(url_for('.page', wiki_page_id=wiki_page_id))
form = HistoryRecoverForm()
if form.validate_on_submit():
if form.version.data >= wiki_page.current_version:
flash('Please enter an old version number.')
else:
query = (WikiPageVersion
.select()
.where(
WikiPageVersion.wiki_page==wiki_page,
WikiPageVersion.version>=form.version.data)
.order_by(WikiPageVersion.id.desc()))
wiki_page_versions = query.execute()
old_to_current_patches = [pv.diff for pv in wiki_page_versions]
recovered_content = apply_patches(wiki_page.markdown, old_to_current_patches, revert=True)
g.wiki_refs = list(WikiPage
.select(WikiPage.id)
.join(WikiReference, on=WikiReference.referenced)
.where(WikiReference.referencing == wiki_page)
.execute())
diff = make_patch(wiki_page.markdown, recovered_content)
if diff:
with db.atomic():
toc, html = markdown(wiki_page, recovered_content)
wiki_page.update_db(diff, recovered_content, html, toc)
return redirect(url_for('.page', wiki_page_id=wiki_page.id))
old_ver_num = request.args.get('version', default=wiki_page.current_version-1, type=int)
new_ver_num = old_ver_num + 1
if new_ver_num > wiki_page.current_version:
return redirect(url_for(
'.history',
wiki_page_id=wiki_page_id,
version=wiki_page.current_version-1
))
query = (WikiPageVersion
.select()
.where(
WikiPageVersion.wiki_page==wiki_page,
WikiPageVersion.version>=old_ver_num)
.order_by(WikiPageVersion.id.desc()))
wiki_page_versions = query.execute()
old_to_current_patches = [pv.diff for pv in wiki_page_versions]
new_markdown = apply_patches(wiki_page.markdown, old_to_current_patches[:-1], revert=True)
old_markdown = apply_patches(new_markdown, [old_to_current_patches[-1]], revert=True)
diff = difflib.HtmlDiff()
diff_table = diff.make_table(old_markdown.splitlines(), new_markdown.splitlines())
diff_table = diff_table.replace(' ', ' ').replace(' nowrap="nowrap"', '')
kwargs = dict()
get_pagination_kwargs(kwargs, old_ver_num, wiki_page.current_version-1)
# manually set toc to empty string to prevent toc from being generated in html
wiki_page.toc = ''
return render_template(
'wiki/history.html',
wiki_page=wiki_page,
form=form,
wiki_page_versions=wiki_page_versions,
old_ver_num=old_ver_num,
new_ver_num=new_ver_num,
diff_table=diff_table,
**kwargs
)