src/web/wiki.py

   1 #!/usr/bin/python3
   2
   3 import tornado.web
   4
   5 from . import auth
   6 from . import base
   7 from . import ui_modules
   8
   9 class ActionUploadHandler(auth.CacheMixin, base.BaseHandler):
  10         @tornado.web.authenticated
  11         def post(self):
  12                 path = self.get_argument("path")
  13
  14                 try:
  15                         filename, data, mimetype = self.get_file("file")
  16
  17                         # XXX check valid mimetypes
  18
  19                         with self.db.transaction():
  20                                 file = self.backend.wiki.upload(path, filename, data,
  21                                         mimetype=mimetype, author=self.current_user,
  22                                         address=self.get_remote_ip())
  23
  24                 except TypeError as e:
  25                         raise e
  26
  27                 self.redirect("%s/files" % path)
  28
  29
  30 class FilesHandler(auth.CacheMixin, base.BaseHandler):
  31         @tornado.web.authenticated
  32         def get(self, path):
  33                 files = self.backend.wiki.get_files(path)
  34
  35                 self.render("wiki/files/index.html", path=path, files=files)
  36
  37
  38 class FileHandler(auth.CacheMixin, base.BaseHandler):
  39         @property
  40         def action(self):
  41                 return self.get_argument("action", None)
  42
  43         def get(self, path):
  44                 file = self.backend.wiki.get_file_by_path(path)
  45                 if not file:
  46                         raise tornado.web.HTTPError(404, "Could not find %s" % path)
  47
  48                 # Render detail page
  49                 if self.action == "detail":
  50                         self.render("wiki/files/detail.html", file=file)
  51                         return
  52
  53                 size = self.get_argument_int("s", None)
  54
  55                 # Check if image should be resized
  56                 if file.is_image() and size:
  57                         blob = file.get_thumbnail(size)
  58                 else:
  59                         blob = file.blob
  60
  61                 # Set headers
  62                 self.set_header("Content-Type", file.mimetype or "application/octet-stream")
  63                 self.set_header("Content-Length", len(blob))
  64
  65                 # Deliver content
  66                 self.finish(blob)
  67
  68
  69 class PageHandler(auth.CacheMixin, base.BaseHandler):
  70         @property
  71         def action(self):
  72                 return self.get_argument("action", None)
  73
  74         def write_error(self, status_code, **kwargs):
  75                 # Render a custom page for 404
  76                 if status_code == 404:
  77                         self.render("wiki/404.html", **kwargs)
  78                         return
  79
  80                 # Otherwise raise this to one layer above
  81                 super().write_error(status_code, **kwargs)
  82
  83         @tornado.web.removeslash
  84         def get(self, page):
  85                 # Check if we are asked to render a certain revision
  86                 revision = self.get_argument("revision", None)
  87
  88                 # Fetch the wiki page
  89                 page = self.backend.wiki.get_page(page, revision=revision)
  90
  91                 # Edit
  92                 if self.action == "edit":
  93                         if not self.current_user:
  94                                 raise tornado.web.HTTPError(401)
  95
  96                         # Empty page if it was deleted
  97                         if page and page.was_deleted():
  98                                 page = None
  99
 100                         # Render page
 101                         self.render("wiki/edit.html", page=page)
 102                         return
 103
 104                 # Revisions
 105                 elif self.action == "revisions":
 106                         self.render("wiki/revisions.html", page=page)
 107                         return
 108
 109                 # If the page does not exist, we send 404
 110                 if not page or page.was_deleted():
 111                         raise tornado.web.HTTPError(404)
 112
 113                 # Fetch the latest revision
 114                 latest_revision = page.get_latest_revision()
 115
 116                 # Render page
 117                 self.render("wiki/page.html", page=page, latest_revision=latest_revision)
 118
 119         @tornado.web.authenticated
 120         def post(self, page):
 121                 content = self.get_argument("content", None)
 122                 changes = self.get_argument("changes")
 123
 124                 # Create a new page in the database
 125                 with self.db.transaction():
 126                         page = self.backend.wiki.create_page(page,
 127                                 self.current_user, content, changes=changes, address=self.get_remote_ip())
 128
 129                 # Redirect back
 130                 if page.was_deleted():
 131                         self.redirect("/")
 132                 else:
 133                         self.redirect(page.url)
 134
 135                 # Update the search index
 136                 with self.db.transaction():
 137                         self.backend.wiki.refresh()
 138
 139
 140 class SearchHandler(auth.CacheMixin, base.BaseHandler):
 141         @base.blacklisted
 142         def get(self):
 143                 q = self.get_argument("q")
 144
 145                 pages = self.backend.wiki.search(q, limit=50)
 146
 147                 self.render("wiki/search-results.html", q=q, pages=pages)
 148
 149
 150 class RecentChangesHandler(auth.CacheMixin, base.BaseHandler):
 151         def get(self):
 152                 recent_changes = self.backend.wiki.get_recent_changes(limit=50)
 153
 154                 self.render("wiki/recent-changes.html", recent_changes=recent_changes)
 155
 156
 157 class WikiListModule(ui_modules.UIModule):
 158         def render(self, pages, link_revision=False, show_breadcrumbs=True, show_changes=False):
 159                 return self.render_string("wiki/modules/list.html", link_revision=link_revision,
 160                         pages=pages, show_breadcrumbs=show_breadcrumbs, show_changes=show_changes)
 161
 162
 163 class WikiNavbarModule(ui_modules.UIModule):
 164         def render(self, suffix=None):
 165                 _ = self.locale.translate
 166
 167                 breadcrumbs = self.backend.wiki.make_breadcrumbs(self.request.path)
 168
 169                 # Don't search for a title for the file manager
 170                 if self.request.path.endswith("/files"):
 171                         title = _("Files")
 172                 else:
 173                         title = self.backend.wiki.get_page_title(self.request.path)
 174
 175                 return self.render_string("wiki/modules/navbar.html",
 176                         breadcrumbs=breadcrumbs, page_title=title, suffix=suffix)