Delete and rename of pages added

pages/__init__.py

@@ -18,10 +18,18 @@ def url_helpview(page):
     return reverse('page-helpview', kwargs={'page': page})
 
 
+def url_delete(rel_path, **kwargs):
+    return reverse('page-delete', kwargs={'rel_path': rel_path}) + params(**kwargs)
+
+
 def url_edit(rel_path, **kwargs):
     return reverse('page-edit', kwargs={'rel_path': rel_path}) + params(**kwargs)
 
 
+def url_rename(rel_path, **kwargs):
+    return reverse('page-rename', kwargs={'rel_path': rel_path}) + params(**kwargs)
+
+
 def get_search_query(request):
     return request.GET.get('q')
 

pages/context.py

@@ -73,13 +73,13 @@ def menubar(context, request, caller_name, **kwargs):
 def actionbar(context, request, caller_name, **kwargs):
     bar = context[context.ACTIONBAR]
     if not cms_mode_active(request):
-        if caller_name == 'page':
+        if caller_name in ['page', 'edit', 'delete', 'rename']:
             if access.write_page(request, kwargs["rel_path"]):
-                add_edit_menu(request, bar, kwargs["rel_path"])
+                add_page_menu(request, bar, kwargs["rel_path"], kwargs.get('is_available', False))
             if access.modify_attachment(request, kwargs["rel_path"]):
-                add_manageupload_menu(request, bar, kwargs['upload_path'])
+                add_manageupload_menu(request, bar, kwargs['upload_path'], kwargs.get('is_available', False))
             if access.read_page(request, kwargs["rel_path"]):
-                add_meta_menu(request, bar, kwargs["rel_path"])
+                add_meta_menu(request, bar, kwargs["rel_path"], kwargs.get('is_available', False))
         elif caller_name == 'helpview':
             actionbar_add_help(context, request, **kwargs)
         finalise_bar(request, bar)
@@ -137,49 +137,68 @@ def add_nav_links(request, bar, rel_path):
     )
 
 
-def add_edit_menu(request, bar, rel_path):
+def add_page_menu(request, bar, rel_path, is_available):
     bar.append_entry(
         EDIT_UID,                                   # uid
         _('Edit'),                                  # name
         color_icon_url(request, 'edit2.png'),       # icon
         pages.url_edit(rel_path),                   # url
         True,                                       # left
-        False                                       # active
+        request.path == pages.url_edit(rel_path)    # active
     )
-
+    if is_available:
-
-def add_manageupload_menu(request, bar, upload_path):
-    bar.append_entry(
-        ATTACHMENT_UID,                                                     # uid
-        _("Attachments"),                                                   # name
-        color_icon_url(request, 'upload.png'),                              # icon
-        mycreole.url_manage_uploads(request, upload_path),                  # url
-        True,                                                               # left
-        False,                                                              # active
-    )
-
-
-def add_meta_menu(request, bar, rel_path):
-    if "meta" in request.GET:
         bar.append_entry(
-            EDIT_UID,                                       # uid
+            EDIT_UID,                                   # uid
-            _('Page'),                                      # name
+            _('Rename'),                                # name
-            color_icon_url(request, 'display.png'),         # icon
+            color_icon_url(request, 'shuffle.png'),     # icon
-            pages.url_page(rel_path),                       # url
+            pages.url_rename(rel_path),                 # url
-            True,                                           # left
+            True,                                       # left
-            False                                           # active
+            request.path == pages.url_rename(rel_path)  # active
         )
-    else:
         bar.append_entry(
-            EDIT_UID,                                       # uid
+            EDIT_UID,                                   # uid
-            _('Meta'),                                      # name
+            _('Delete'),                                # name
-            color_icon_url(request, 'info.png'),            # icon
+            color_icon_url(request, 'delete.png'),      # icon
-            pages.url_page(rel_path, meta=None),            # url
+            pages.url_delete(rel_path),                 # url
-            True,                                           # left
+            True,                                       # left
-            False                                           # active
+            request.path == pages.url_delete(rel_path)  # active
         )
 
 
+def add_manageupload_menu(request, bar, upload_path, is_available):
+    if is_available:
+        bar.append_entry(
+            ATTACHMENT_UID,                                                     # uid
+            _("Attachments"),                                                   # name
+            color_icon_url(request, 'upload.png'),                              # icon
+            mycreole.url_manage_uploads(request, upload_path),                  # url
+            True,                                                               # left
+            False,                                                              # active
+        )
+
+
+def add_meta_menu(request, bar, rel_path, is_available):
+    if is_available:
+        if "meta" in request.GET:
+            bar.append_entry(
+                EDIT_UID,                                       # uid
+                _('Page'),                                      # name
+                color_icon_url(request, 'display.png'),         # icon
+                pages.url_page(rel_path),                       # url
+                True,                                           # left
+                False                                           # active
+            )
+        else:
+            bar.append_entry(
+                EDIT_UID,                                       # uid
+                _('Meta'),                                      # name
+                color_icon_url(request, 'info.png'),            # icon
+                pages.url_page(rel_path, meta=None),            # url
+                True,                                           # left
+                False                                           # active
+            )
+
+
 def finalise_bar(request, bar):
     if len(bar) == 0:
         bar.append_entry(*empty_entry_parameters(request))

pages/forms.py

@@ -6,7 +6,7 @@ from django.forms.utils import ErrorList
 
 class EditForm(forms.Form):  # Note that it is not inheriting from forms.ModelForm
     page_txt = forms.CharField(max_length=20000, label="Page source text", widget=forms.Textarea(attrs={"rows": "20"}))
-    page_tags = forms.CharField(max_length=20000, label="Tags (words separated by spaces)", required=False)
+    page_tags = forms.CharField(max_length=500, label="Tags (words separated by spaces)", required=False)
 
     def __init__(self, *args, **kwargs) -> None:
         page_data = kwargs.pop("page_data")
@@ -14,3 +14,12 @@ class EditForm(forms.Form):  # Note that it is not inheriting from forms.ModelFo
         super().__init__(*args, **kwargs)
         self.fields['page_txt'].initial = page_data
         self.fields['page_tags'].initial = page_tags
+
+
+class RenameForm(forms.Form):  # Note that it is not inheriting from forms.ModelForm
+    page_name = forms.CharField(max_length=500, label="Change the page name:", required=True)
+
+    def __init__(self, *args, **kwargs) -> None:
+        page_name = kwargs.pop("page_name")
+        super().__init__(*args, **kwargs)
+        self.fields['page_name'].initial = page_name

pages/messages.py

@@ -18,11 +18,26 @@ def edit_success(request):
     messages.success(request, _('Thanks for editing, page stored.'))
 
 
-def edit_no_change(request):
+def no_change(request):
     # TODO: Add translation for this message
     messages.info(request, _("Nothing changed, no storage needed."))
 
 
+def operation_canceled(request):
+    # TODO: Add translation for this message
+    messages.info(request, _('Operation caneled, no change to the content.'))
+
+
+def page_deleted(request, title):
+    # TODO: Add translation for this message
+    messages.info(request, _('The page "%s" has been deleted.') % title)
+
+
+def page_renamed(request):
+    # TODO: Add translation for this message
+    messages.info(request, _('The page has been renamed.'))
+
+
 def history_version_display(request, rel_path, history_version):
     # TODO: Add translation for this message
     messages.warning(request, _("You see an old version of the page (Version = %d). Click <a href='%s'>here</a> to recover this Version.") % (

pages/page.py

@@ -22,8 +22,24 @@ def full_path_all_pages(expression="*"):
     system_pages = fstools.dirlist(settings.SYSTEM_PAGES_ROOT, expression=expression, rekursive=False)
     system_pages = [os.path.join(settings.PAGES_ROOT, os.path.basename(path)) for path in system_pages]
     pages = fstools.dirlist(settings.PAGES_ROOT, expression=expression, rekursive=False)
-    # TODO: strip path, if page or meta.json is missing
+    rv = []
-    return list(set(system_pages + pages))
+    for path in set(system_pages + pages):
+        p = page_wrapped(None, path)
+        if p.is_available():
+            rv.append(path)
+    return rv
+
+
+def full_path_deleted_pages(expression="*"):
+    system_pages = fstools.dirlist(settings.SYSTEM_PAGES_ROOT, expression=expression, rekursive=False)
+    system_pages = [os.path.join(settings.PAGES_ROOT, os.path.basename(path)) for path in system_pages]
+    pages = fstools.dirlist(settings.PAGES_ROOT, expression=expression, rekursive=False)
+    rv = []
+    for path in set(system_pages + pages):
+        p = page_wrapped(None, path)
+        if not p.is_available():
+            rv.append(path)
+    return rv
 
 
 class meta_data(dict):
@@ -45,6 +61,9 @@ class meta_data(dict):
         except (FileNotFoundError, json.decoder.JSONDecodeError) as e:
             super().__init__()
 
+    def delete(self):
+        os.remove(self.filename)
+
     @property
     def filename(self):
         if not self._history_version:
@@ -106,6 +125,20 @@ class page_data(object):
             except FileNotFoundError:
                 self._raw_page_src = ""
 
+    def delete(self):
+        os.remove(self.filename)
+
+    def rename(self, page_name):
+        # Change backslash to slash and remove double slashes
+        page_name = page_name.replace("\\", "/")
+        while "//" in page_name:
+            page_name = page_name.replace("//", "/")
+        # move path
+        target_path = os.path.join(settings.PAGES_ROOT, page_name.replace("/", 2*SPLITCHAR))
+        shutil.move(self._path, target_path)
+        # set my path
+        self._path = target_path
+
     def update_required(self, page_txt):
         return page_txt.replace("\r\n", "\n") != self.raw_page_src
 
@@ -143,7 +176,7 @@ class page_data(object):
 
     @property
     def title(self):
-        return os.path.basename(self._path).split("::")[-1]
+        return os.path.basename(self._path).split(2*SPLITCHAR)[-1]
 
     @property
     def raw_page_src(self):
@@ -421,6 +454,11 @@ class page_wrapped(object):
         rv = meta.get(meta.KEY_CREATION_TIME)
         return rv
 
+    def delete(self):
+        self.__store_history__()
+        self._page.delete()
+        self._page_meta.delete()
+
     @property
     def modified_time(self):
         meta = self.__meta_choose__()
@@ -433,6 +471,9 @@ class page_wrapped(object):
         rv = meta.get(meta.KEY_MODIFIED_USER)
         return rv
 
+    def rename(self, page_name):
+        self._page.rename(page_name)
+
     @property
     def tags(self):
         meta = self.__meta_choose__()
@@ -451,6 +492,9 @@ class page_wrapped(object):
     def is_available(self):
         return self._page.is_available() or self._system_page.is_available()
 
+    def userpage_is_available(self):
+        return self._page.is_available()
+
     @property
     def raw_page_src(self):
         page = self.__page_choose__()

pages/search.py

@@ -98,7 +98,7 @@ def whoosh_search(search_txt):
 def delete_item(ix, pw: page_wrapped):
     with ix.writer() as w:
         logger.info('Removing document with id=%s from the search index.', pw.rel_path)
-        w.delete_by_term("task_id", pw.rel_path)
+        w.delete_by_term("id", pw.rel_path)
 
 
 def update_item(pw: page_wrapped):

pages/templates/pages/page_delete.html

@@ -0,0 +1,16 @@
+{% extends "themes/"|add:settings.page_theme|add:"/base.html" %}
+{% load static %}
+{% load i18n %}
+
+{% block content %}
+  <form class="form" method="post">
+    {% csrf_token %}
+    {{ form.as_p }}
+    <label for="id_page_name">{% trans "Do you really want to delete this page?" %}</label>
+    <input type="submit" name="delete" value="{% trans "Delete" %}" class="button" />
+    <input type="submit" name="cancel" value="{% trans "Cancel" %}" class="button" />
+  </form>
+
+  {{ page_content|safe }}
+
+{% endblock content %}

pages/templates/pages/page_rename.html

@@ -0,0 +1,15 @@
+{% extends "themes/"|add:settings.page_theme|add:"/base.html" %}
+{% load static %}
+{% load i18n %}
+
+{% block content %}
+  <form class="form" method="post">
+    {% csrf_token %}
+    {{ form.as_p }}
+    <input type="submit" name="rename" value="{% trans "Rename" %}" class="button" />
+    <input type="submit" name="cancel" value="{% trans "Cancel" %}" class="button" />
+  </form>
+
+  {{ page_content|safe }}
+    
+{% endblock content %}

pages/views.py

@@ -12,11 +12,11 @@ from . import url_page
 from . import get_search_query
 import config
 from .context import context_adaption
-from .forms import EditForm
+from .forms import EditForm, RenameForm
 from .help import help_pages
 import mycreole
 from .page import page_wrapped, page_list
-from .search import whoosh_search
+from .search import whoosh_search, load_index, delete_item, add_item
 from themes import Context
 
 logger = logging.getLogger(settings.ROOT_LOGGER_NAME).getChild(__name__)
@@ -52,7 +52,8 @@ def page(request, rel_path):
         rel_path=rel_path,
         title=p.title,
         upload_path=p.attachment_path,
-        page_content=page_content
+        page_content=page_content,
+        is_available=p.userpage_is_available()
     )
     return render(request, 'pages/page.html', context=context)
 
@@ -73,12 +74,14 @@ def edit(request, rel_path):
             context_adaption(
                 context,
                 request,
+                rel_path=rel_path,
+                is_available=p.userpage_is_available(),
                 form=form,
                 # TODO: Add translation
                 title=_("Edit page %s") % repr(p.title),
                 upload_path=p.attachment_path,
             )
-            return render(request, 'pages/page_form.html', context=context)
+            return render(request, 'pages/page_edit.html', context=context)
         else:
             p = page_wrapped(request, rel_path)
             #
@@ -91,7 +94,7 @@ def edit(request, rel_path):
                 if p.update_page(page_txt, tags):
                     messages.edit_success(request)
                 else:
-                    messages.edit_no_change(request)
+                    messages.no_change(request)
                 return HttpResponseRedirect(url_page(rel_path))
             elif preview is not None:
                 form = EditForm(page_data=page_txt, page_tags=tags)
@@ -99,13 +102,15 @@ def edit(request, rel_path):
                 context_adaption(
                     context,
                     request,
+                    rel_path=rel_path,
+                    is_available=p.userpage_is_available(),
                     form=form,
                     # TODO: Add translation
                     title=_("Edit page %s") % repr(p.title),
                     upload_path=p.attachment_path,
                     page_content=p.render_text(request, page_txt)
                 )
-                return render(request, 'pages/page_form.html', context=context)
+                return render(request, 'pages/page_edit.html', context=context)
             else:
                 return HttpResponseRedirect(url_page(rel_path))
     else:
@@ -113,6 +118,96 @@ def edit(request, rel_path):
         return HttpResponseRedirect(url_page(rel_path))
 
 
+def delete(request, rel_path):
+    if access.write_page(request, rel_path):
+        context = Context(request)      # needs to be executed first because of time mesurement
+        #
+        if not request.POST:
+            p = page_wrapped(request, rel_path)
+            #
+            # form = DeleteForm(page_data=p.raw_page_src, page_tags=p.tags)
+            #
+            context_adaption(
+                context,
+                request,
+                rel_path=rel_path,
+                is_available=p.userpage_is_available(),
+                # form=form,
+                # TODO: Add translation
+                title=_("Delete page %s") % repr(p.title),
+                upload_path=p.attachment_path,
+                page_content=p.render_to_html(),
+            )
+        else:
+            p = page_wrapped(request, rel_path)
+            #
+            delete = request.POST.get("delete")
+            #
+            if delete:
+                # delete page from search index
+                ix = load_index()
+                delete_item(ix, p)
+                # delete move files to history
+                p.delete()
+                # add delete message
+                messages.page_deleted(request, p.title)
+                return HttpResponseRedirect("/")
+            else:
+                messages.operation_canceled(request)
+            return HttpResponseRedirect(url_page(rel_path))
+        return render(request, 'pages/page_delete.html', context=context)
+    else:
+        messages.permission_denied_msg_page(request, rel_path)
+        return HttpResponseRedirect(url_page(rel_path))
+
+
+def rename(request, rel_path):
+    if access.write_page(request, rel_path):
+        context = Context(request)      # needs to be executed first because of time mesurement
+        #
+        if not request.POST:
+            p = page_wrapped(request, rel_path)
+            #
+            form = RenameForm(page_name=p.rel_path)
+            #
+            context_adaption(
+                context,
+                request,
+                rel_path=rel_path,
+                is_available=p.userpage_is_available(),
+                form=form,
+                # TODO: Add translation
+                title=_("Delete page %s") % repr(p.title),
+                upload_path=p.attachment_path,
+                page_content=p.render_to_html(),
+            )
+        else:
+            p = page_wrapped(request, rel_path)
+            #
+            rename = request.POST.get("rename")
+            page_name = request.POST.get("page_name")
+            if rename:
+                if page_name == p.rel_path:
+                    messages.no_change(request)
+                else:
+                    # delete page from search index
+                    ix = load_index()
+                    delete_item(ix, p)
+                    # rename the storage folder
+                    p.rename(page_name)
+                    # add the renamed page to the search index
+                    add_item(ix, p)
+                    # add rename message
+                    messages.page_renamed(request)
+            else:
+                messages.operation_canceled(request)
+            return HttpResponseRedirect(url_page(p.rel_path))
+        return render(request, 'pages/page_rename.html', context=context)
+    else:
+        messages.permission_denied_msg_page(request, rel_path)
+        return HttpResponseRedirect(url_page(rel_path))
+
+
 def search(request):
     context = Context(request)      # needs to be executed first because of time mesurement
     #

piki/urls.py

@@ -30,6 +30,8 @@ urlpatterns = [
     path('page/', pages.views.root, name='page-root'),
     path('page/<path:rel_path>', pages.views.page, name='page-page'),
     path('pageedit/<path:rel_path>/', pages.views.edit, name='page-edit'),
+    path('pagedelete/<path:rel_path>/', pages.views.delete, name='page-delete'),
+    path('pagerename/<path:rel_path>/', pages.views.rename, name='page-rename'),
     path('helpview/', pages.views.helpview, name='page-helpview'),
     path('helpview/<str:page>', pages.views.helpview, name='page-helpview'),
     # theme