# HG changeset patch
# User Goffi <goffi@goffi.org>
# Date 1520793218 -3600
# Node ID abc5d545dbaa90604d89b451987c7a89a78181f2
# Parent  4b69f69c6ffd822c2576f117ad2667ab6e6be490
pages (files): files sharing first draft:

2 subpages are available at the moment:
 - "list" to list shared files from an entity
 - "view" to request the file and send it via HTTP

diff -r 4b69f69c6ffd -r abc5d545dbaa src/pages/files/list/page_meta.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/pages/files/list/page_meta.py	Sun Mar 11 19:33:38 2018 +0100
@@ -0,0 +1,39 @@
+#!/usr/bin/env python2.7
+# -*- coding: utf-8 -*-
+
+from libervia.server.constants import Const as C
+from twisted.internet import defer
+from sat.core.log import getLogger
+log = getLogger('pages/file')
+"""files handling pages"""
+
+name = u'files'
+access = C.PAGES_ACCESS_PROFILE
+template = u"file/overview.html"
+
+def parse_url(self, request):
+    self.getPathArgs(request, ['service', '*path'], min_args=1, service='jid', path='')
+
+@defer.inlineCallbacks
+def prepare_render(self, request):
+    data = self.getRData(request)
+    template_data = request.template_data
+    service, path_elts = data[u'service'], data[u'path']
+    path = u'/'.join(path_elts)
+    profile = self.getProfile(request) or C.SERVICE_PROFILE
+
+    files_data = yield self.host.bridgeCall('FISList', service.full(), path, {}, profile)
+    for file_data in files_data:
+        dir_path = path_elts + [file_data['name']]
+        if file_data[u'type'] == C.FILE_TYPE_DIRECTORY:
+            page = self
+        elif file_data[u'type'] == C.FILE_TYPE_FILE:
+            page = self.getPageByName('files_view')
+        else:
+            raise ValueError(u'unexpected file type: {file_type}'.format(file_type=file_data[u'type']))
+        file_data[u'url'] = page.getURL(service.full(), *dir_path)
+    template_data[u'files_data'] = files_data
+    template_data[u'path'] = path
+    if path_elts:
+        template_data[u'parent_url'] = self.getURL(service.full(), *path_elts[:-1])
+
diff -r 4b69f69c6ffd -r abc5d545dbaa src/pages/files/page_meta.py
diff -r 4b69f69c6ffd -r abc5d545dbaa src/pages/files/view/page_meta.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/pages/files/view/page_meta.py	Sun Mar 11 19:33:38 2018 +0100
@@ -0,0 +1,55 @@
+#!/usr/bin/env python2.7
+# -*- coding: utf-8 -*-
+
+from libervia.server.constants import Const as C
+from sat.core.i18n import _
+from twisted.internet import defer
+from twisted.web import static
+from libervia.server.utils import ProgressHandler
+import tempfile
+import os
+import os.path
+from sat.core.log import getLogger
+log = getLogger('pages/file')
+"""files handling pages"""
+
+name = u'files_view'
+access = C.PAGES_ACCESS_PROFILE
+
+def parse_url(self, request):
+    self.getPathArgs(request, ['service', '*path'], min_args=2, service='jid', path='')
+
+def cleanup(dummy, tmp_dir, dest_path):
+    try:
+        os.unlink(dest_path)
+    except OSError:
+        log.warning(_(u"Can't remove temporary file {path}").format(path=dest_path))
+    try:
+        os.rmdir(tmp_dir)
+    except OSError:
+        log.warning(_(u"Can't remove temporary directory {path}").format(path=tmp_dir))
+
+
+@defer.inlineCallbacks
+def render(self, request):
+    data = self.getRData(request)
+    profile = self.getProfile(request)
+    service, path_elts = data[u'service'], data[u'path']
+    basename = path_elts[-1]
+    dir_elts = path_elts[:-1]
+    dir_path = u'/'.join(dir_elts)
+    tmp_dir = tempfile.mkdtemp()
+    dest_path = os.path.join(tmp_dir, basename)
+    request.notifyFinish().addCallback(cleanup, tmp_dir, dest_path)
+    progress_id = yield self.host.bridgeCall('fileJingleRequest',
+                                             service.full(),
+                                             dest_path,
+                                             basename,
+                                             u'',
+                                             u'',
+                                             {u'path': dir_path},
+                                             profile)
+    log.debug(u'file requested')
+    yield ProgressHandler(self.host, progress_id, profile).register()
+    log.debug(u'file downloaded')
+    self.delegateToResource(request, static.File(dest_path))