def page(notebook, entryid):
nbdb = g.dbconn[get_nb_dbname(notebook)]
# fixme in denormalized land, we don't need to do the double-query
col_entries = nbdb['entries']
col_revisions = nbdb['revisions']
doc = col_entries.find_one({"_id" : bson.objectid.ObjectId(entryid)})
if not doc:
return "COULD NOT FIND THAT DOCUMENT"
head = doc['head']
rev = nbdb.dereference(head)
s = dm.page_rev_to_json(rev)
return render_template("page.html",
notebook = get_notebook(notebook),
page_entry_json = json.dumps(dm.entry_to_json(doc)),
page_rev_json = json.dumps(s),
page_rev = s,
session = session,
version = app.config['VERSION_GIT_DESCRIBE'])
def page(entryid):
# fixme in denormalized land, we don't need to do the double-query
col_entries = g.db['entries']
col_revisions = g.db['revisions']
doc = col_entries.find_one({"_id" : bson.objectid.ObjectId(entryid)})
if not doc:
return "COULD NOT FIND THAT DOCUMENT"
head = doc['head']
rev = g.db.dereference(head)
s = dm.page_rev_to_json(rev)
return render_template("page.html",
page_entry_json = json.dumps(dm.entry_to_json(doc)),
page_rev_json = json.dumps(s),
page_rev = s,
session = session)
def api_entry_get_post(notebook, entryid):
"""
GET the latest entry and rev for an entry
POST an updated rev. Note that we extract out the relevant fields
from the submitted doc, and overwrite other relevant ones. Things
that must be present include:
class
parent: Parent points to the old entry; this is also what we think the entry currently points to
doc-specific entries
we rewrite :
author (current logged in author)
date
_id : with the new updated revid
and update the entry
If the entry is out of date, we reject, and instead
return the latest entry/rev, with error 409
"""
nbdb = g.dbconn[get_nb_dbname(notebook)]
if request.method == 'POST':
"""
Perform an update, assuming that the doc is pretty well-formed
"""
if request.mimetype != "application/json":
return "Invalid request type, must be application/json", HTTP_ERROR_CLIENT_BADREQUEST
rd = request.json
dclass = rd['class']
parent = rd['parent']
if dclass == 'text':
rev = dm.text_entry_revision_create(rd['title'],
rd['body'])
elif dclass == 'figure':
rev = dm.figure_entry_revision_create(rd['title'],
rd['caption'],
rd.get('maxsize', None),
gallery = rd.get("gallery", False),
images = rd['images'])
elif dclass == 'markdown' :
rev = dm.markdown_entry_revision_create(rd['title'],
rd['body'])
elif dclass == 'page':
rev = dm.page_entry_revision_create(rd['title'],
rd['entries'])
else:
raise Exception("Unknown entry class '%s'" % dclass)
author = dbref("users", session["user_id"])
tags = rd.get("tags", [])
pref = dbref("revisions", parent)
rev.update(dm.revision_create(session["user_id"],
app.config['DB_SYSTEM_DATABASE'],
parent=pref,
archived=rd.get('archived', False),
tags = tags))
# save the revision
new_rev_oid = nbdb.revisions.insert(rev, safe=True)
rev["_id"] = new_rev_oid
new_entry_doc = dm.entry_create(dbref('revisions', new_rev_oid),
dclass, rev)
res = nbdb.entries.update({'_id' : bson.objectid.ObjectId(entryid),
'head' : dbref('revisions', parent),
'class' : dclass},
new_entry_doc, safe=True)
new_entry_doc["_id"] = bson.objectid.ObjectId(entryid)
if res['updatedExisting'] == True:
# success!
# get the old revisions tags, compute the diff
olddoc = nbdb.dereference(dbref('revisions', parent))
tagdeltas = tagutils.tagdelta(olddoc.get('tags', []),
tags)
[tagutils.inc_tag(nbdb, t) for t in tagdeltas[0]]
[tagutils.dec_tag(nbdb, t) for t in tagdeltas[1]]
new_rev_doc_json = dm.rev_to_json[dclass](rev)
entry_doc_json = dm.entry_to_json(new_entry_doc)
return jsonify({"latest_entry_doc" : entry_doc_json,
"latest_revision_doc" : new_rev_doc_json})
else:
# failed to update, meaning someone else updated the entry ahead of us
nbdb.revisions.remove({'_id' : new_rev_oid})
entry_ref = dbref("entries", entryid)
latest_entry_doc = nbdb.dereference(entry_ref)
true_latest_rev_ref = latest_entry_doc['head']
latest_rev_doc = nbdb.dereference(true_latest_rev_ref)
latest_rev_json = dm.page_rev_to_json(latest_rev_doc)
entry_doc_json = dm.entry_to_json(latest_entry_doc)
return jsonify_error({"reason" : "Incorrect latest",
"latest_entry_doc": entry_doc_json,
"latest_revision_doc" : latest_rev_json},
HTTP_ERROR_CLIENT_CONFLICT)
elif request.method == "GET":
# fixme update this to use denormalized stuff
entry_ref = dbref("entries", entryid)
entry_doc = nbdb.dereference(entry_ref)
latest_page_ref = entry_doc['head']
latest_page_rev = nbdb.dereference(latest_page_ref)
return jsonify({"entry" : dm.entry_to_json(entry_doc),
"revision" : dm.rev_to_json[entry_doc['class']](latest_page_rev)})
def api_entry_get_post(entryid):
"""
GET the latest entry and rev for an entry
POST an updated rev. Note that we extract out the relevant fields
from the submitted doc, and overwrite other relevant ones. Things
that must be present include:
class
parent: Parent points to the old entry; this is also what we think the entry currently points to
doc-specific entries
we rewrite :
author (current logged in author)
date
_id : with the new updated revid
and update the entry
If the entry is out of date, we reject, and instead
return the latest entry/rev
"""
if request.method == 'POST':
"""
Perform an update, assuming that the doc is pretty well-formed
"""
if request.mimetype != "application/json":
return "Invalid request type, must be application/json", 400
rd = request.json
dclass = rd['class']
parent = rd['parent']
if dclass == 'text':
rev = dm.text_entry_revision_create(rd['title'],
rd['body'])
elif dclass == 'page':
rev = dm.page_entry_revision_create(rd['title'],
rd['entries'])
else:
raise Exception("Unknown entry")
author = dbref("users", session["user_id"])
pref = dbref("revisions", parent)
rev.update(dm.revision_create(author, parent=pref,
archived=rd.get('archived', False)))
# save the revision
new_rev_oid = g.db.revisions.insert(rev, safe=True)
rev["_id"] = new_rev_oid
new_entry_doc = dm.entry_create(dbref('revisions', new_rev_oid),
dclass, rev)
res = g.db.entries.update({'_id' : bson.objectid.ObjectId(entryid),
'head' : dbref('revisions', parent),
'class' : dclass},
new_entry_doc, safe=True)
new_entry_doc["_id"] = bson.objectid.ObjectId(entryid)
if res['updatedExisting'] == True:
# success!
new_rev_doc_json = dm.rev_to_json[dclass](rev)
entry_doc_json = dm.entry_to_json(new_entry_doc)
return jsonify({"latest_entry_doc" : entry_doc_json,
"latest_revision_doc" : new_rev_doc_json})
else:
# failed to update, meaning someone else updated the entry ahead of us
g.db.revisions.remove({'_id' : new_rev_oid})
entry_ref = dbref("entries", entryid)
latest_entry_doc = g.db.dereference(entry_ref)
true_latest_rev_ref = latest_entry_doc['head']
latest_rev_doc = g.db.dereference(true_latest_rev_ref)
latest_rev_json = dm.page_rev_to_json(latest_rev_doc)
resp = jsonify({"reason" : "Incorrect latest",
"latest_revision_doc" : latest_rev_json})
resp.status = "400"
return resp
elif request.method == "GET":
# fixme update this to use denormalized stuff
entry_ref = dbref("entries", entryid)
entry_doc = g.db.dereference(entry_ref)
latest_page_ref = entry_doc['head']
latest_page_rev = g.db.dereference(latest_page_ref)
return jsonify({"entry" : dm.entry_to_json(entry_doc),
"revision" : dm.rev_to_json[entry_doc['class']](latest_page_rev)})
