forked from schemaorg/schemaorg
/
sdoapp.py
executable file
·2965 lines (2427 loc) · 117 KB
/
sdoapp.py
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#!/usr/bin/env python
# -*- coding: UTF-8 -*-
from __future__ import with_statement
import logging
logging.basicConfig(level=logging.INFO) # dev_appserver.py --log_level debug .
log = logging.getLogger(__name__)
import os
import re
import webapp2
import jinja2
import logging
import StringIO
import json
import rdflib
#from rdflib.namespace import RDFS, RDF, OWL
#from rdflib.term import URIRef
from markupsafe import Markup, escape # https://pypi.python.org/pypi/MarkupSafe
import threading
import itertools
import datetime, time
from time import gmtime, strftime
from google.appengine.ext import ndb
from google.appengine.ext import blobstore
from google.appengine.api import users
from google.appengine.ext.webapp import blobstore_handlers
from google.appengine.api import modules
from google.appengine.api import runtime
from google.appengine.api import app_identity
from google.appengine.api.modules import modules
GAE_APP_ID = "appId"
GAE_VERSION_ID = "versionId"
#Testharness Used to indicate we are being called from tests - use setInTestHarness() & getInTestHarness() to manage value - defauluts to False (we are not in tests)
from testharness import *
from sdoutil import *
from api import *
from apirdflib import load_graph, getNss, getRevNss, buildSingleTermGraph, serializeSingleTermGrapth
from apirdflib import countTypes, countProperties, countEnums
from apimarkdown import Markdown
from sdordf2csv import sdordf2csv
SCHEMA_VERSION="3.4"
if not getInTestHarness():
GAE_APP_ID = app_identity.get_application_id()
GAE_VERSION_ID = modules.get_current_version_name()
FEEDBACK_FORM_BASE_URL='https://docs.google.com/a/google.com/forms/d/1krxHlWJAO3JgvHRZV9Rugkr9VYnMdrI10xbGsWt733c/viewform?entry.1174568178&entry.41124795={0}&entry.882602760={1}'
# {0}: term URL, {1} category of term.
sitemode = "mainsite" # whitespaced list for CSS tags,
# e.g. "mainsite testsite" when off expected domains
# "extensionsite" when in an extension (e.g. blue?)
releaselog = { "2.0": "2015-05-13", "2.1": "2015-08-06", "2.2": "2015-11-05", "3.0": "2016-05-04", "3.1": "2016-08-09", "3.2": "2017-03-23", "3.3": "2017-08-14", "3.4": "2018-06-15" }
silent_skip_list = [ "favicon.ico" ] # Do nothing for now
all_layers = {}
ext_re = re.compile(r'([^\w,])+')
validNode_re = re.compile(r'^[\w\/.-]+$')
#TODO: Modes:
# mainsite
# webschemadev
# known extension (not skiplist'd, eg. demo1 on schema.org)
JINJA_ENVIRONMENT = jinja2.Environment(
loader=jinja2.FileSystemLoader(os.path.join(os.path.dirname(__file__), 'templates')),
extensions=['jinja2.ext.autoescape'], autoescape=True, cache_size=0)
CANONICALSCHEME = "http"
ENABLE_JSONLD_CONTEXT = True
ENABLE_CORS = True
ENABLE_HOSTED_EXTENSIONS = True
DISABLE_NDB_FOR_LOCALHOST = True
WORKINGHOSTS = ["schema.org","schemaorg.appspot.com",
"webschemas.org","webschemas-g.appspot.com",
"sdo-test.appspot.com",
"localhost"]
EXTENSION_SUFFIX = "" # e.g. "*"
CORE = 'core'
ATTIC = 'attic'
ENABLED_EXTENSIONS = [ATTIC, 'auto', 'bib', 'health-lifesci', 'pending', 'meta', 'iot' ]
#### Following 2 lines look odd - leave them as is - just go with it!
ALL_LAYERS = [CORE,'']
ALL_LAYERS += ENABLED_EXTENSIONS
####
ALL_LAYERS_NO_ATTIC = list(ALL_LAYERS)
ALL_LAYERS_NO_ATTIC.remove(ATTIC)
setAllLayersList(ALL_LAYERS)
OUTPUTDATATYPES = [".csv",".jsonld",".ttl",".rdf",".xml",".nt"]
FORCEDEBUGGING = False
# FORCEDEBUGGING = True
SHAREDSITEDEBUG = True
if getInTestHarness():
SHAREDSITEDEBUG = False
LOADEDSOURCES = False
noindexpages = True
############# Warmup Control ########
WarmedUp = False
WarmupState = "Auto"
if "WARMUPSTATE" in os.environ:
WarmupState = os.environ["WARMUPSTATE"]
log.info("[%s] WarmupState: %s" % (getInstanceId(short=True),WarmupState))
if WarmupState.lower() == "off":
WarmedUp = True
elif "SERVER_NAME" in os.environ and ("localhost" in os.environ['SERVER_NAME'] and WarmupState.lower() == "auto"):
WarmedUp = True
############# Shared values and times ############
#### Memcache functions dissabled in test mode ###
appver = "TestHarness Version"
if "CURRENT_VERSION_ID" in os.environ:
appver = os.environ["CURRENT_VERSION_ID"]
def getAppEngineVersion():
ret = ""
if not getInTestHarness():
from google.appengine.api.modules.modules import get_current_version_name
ret = get_current_version_name()
#log.info("AppEngineVersion '%s'" % ret)
else:
return "TestVersion"
return ret
instance_first = True
instance_num = 0
callCount = 0
global_vars = threading.local()
starttime = datetime.datetime.utcnow()
systarttime = starttime
modtime = starttime
etagSlug = ""
if not getInTestHarness():
from google.appengine.api import memcache
class SlugEntity(ndb.Model):
slug = ndb.StringProperty()
modtime = ndb.DateTimeProperty()
def setmodiftime(sttime):
global modtime, etagSlug
if not getInTestHarness():
modtime = sttime.replace(microsecond=0)
etagSlug = "24751%s" % modtime.strftime("%y%m%d%H%M%Sa")
log.debug("set slug: %s" % etagSlug)
slug = SlugEntity(id="ETagSlug",slug=etagSlug, modtime=modtime)
slug.put()
def getmodiftime():
global modtime, etagSlug
if not getInTestHarness():
slug = SlugEntity.get_by_id("ETagSlug")
if not slug:#Occationally memcache will loose the value and result in becomming Null value
systarttime = datetime.datetime.utcnow()
tick()
setmodiftime(systarttime)#Will store it again
slug = SlugEntity.get_by_id("ETagSlug")
modtime = slug.modtime
etagSlug = str(slug.slug)
return modtime
def getslug():
global etagSlug
getmodiftime()
return etagSlug
def tick(): #Keep memcache values fresh so they don't expire
if not getInTestHarness():
memcache.set(key="SysStart", value=systarttime)
memcache.set(key="static-version", value=appver)
TIMESTAMPSTOREMODE = "CLOUDSTORE"
if "TIMESTAMPSTOREMODE" in os.environ:
TIMESTAMPSTOREMODE = os.environ["TIMESTAMPSTOREMODE"]
log.info("TIMESTAMPSTOREMODE set to %s from .yaml file" % TIMESTAMPSTOREMODE)
log.info("Initialised with TIMESTAMPSTOREMODE set to %s" % TIMESTAMPSTOREMODE)
class TimestampEntity(ndb.Model):
content = ndb.TextProperty()
def check4NewVersion():
ret = False
dep = None
try:
fpath = os.path.join(os.path.split(__file__)[0], 'admin/deploy_timestamp.txt')
#log.info("fpath: %s" % fpath)
with open(fpath, 'r') as f:
dep = f.read()
dep = dep.replace("\n","")
f.close()
except Exception as e:
log.info("ERROR reading: %s" % e)
pass
if getInTestHarness() or "localhost" in os.environ['SERVER_NAME']: #Force new version logic for local versions and tests
ret = True
log.info("Assuming new version for local/test instance")
else:
if TIMESTAMPSTOREMODE == "INMEM":
log.info("deployed-timestamp: '%s' mem version: '%s'" % (dep, memcache.get("deployed-timestamp")))
if dep != memcache.get("deployed-timestamp"):
ret = True
elif TIMESTAMPSTOREMODE == "NDBSHARED":
ent = TimestampEntity.get_by_id("deployed-timestamp")
val = ""
if ent:
val = ent.content
log.info("deployed-timestamp: '%s' ndbshared version: '%s'" % (dep, val))
if dep != val:
ret = True
elif TIMESTAMPSTOREMODE == "CLOUDSTORE":
val = cloudstoreGetContent("deployed-timestamp.txt", ".status")
log.info("deployed-timestamp: '%s' cloudstore version: '%s'" % (dep, val))
if dep != val:
ret = True
return ret, dep
def storeNewTimestamp(stamp=None):
storeTimestampInfo("deployed-timestamp",stamp)
def storeInitialisedTimestamp(stamp=None):
storeTimestampInfo("initialised-timestamp",stamp)
def storeTimestampInfo(tag,stamp=None):
if not stamp:
stamp = datetime.datetime.utcnow().strftime("%a %d %b %Y %H:%M:%S UTC")
if TIMESTAMPSTOREMODE == "INMEM":
log.info("Storing %s version: '%s'" % (tag,stamp))
memcache.set(key=tag,value=stamp)
elif TIMESTAMPSTOREMODE == "NDBSHARED":
log.info("Storing ndbshared %s version: '%s'" % (tag,stamp))
ent = TimestampEntity(id = tag, content = stamp)
ent.put()
elif TIMESTAMPSTOREMODE == "CLOUDSTORE":
log.info("Storing cloudstore %s version: '%s'" % (tag,stamp))
val = cloudstoreStoreContent("%s.txt" % tag, stamp, ".status", private=True)
if getInTestHarness():
load_examples_data(ENABLED_EXTENSIONS)
else: #Ensure clean start for any memcached or ndb store values...
changed, dep = check4NewVersion()
if changed: #We are a new instance of the app
msg = "New app instance [%s:%s] detected - FLUSHING CACHES. (deploy_timestamp='%s')" % (GAE_VERSION_ID,GAE_APP_ID,dep)
memcache.flush_all()
storeNewTimestamp(dep)
sdo_send_mail(to="rjw@dataliberate.com",subject="[SCHEMAINFO] from 'sdoapp'", msg=msg)
log.info("%s" % msg)
load_start = datetime.datetime.now()
systarttime = datetime.datetime.utcnow()
memcache.set(key="app_initialising", value=True, time=300) #Give the system 5 mins - auto remove flag in case of crash
memcache.set(key="static-version", value=appver)
memcache.add(key="SysStart", value=systarttime)
instance_first = True
cleanmsg = CacheControl.clean()
log.info("Clean count(s): %s" % cleanmsg)
log.info(("[%s] Cache clean took %s " % (getInstanceId(short=True),(datetime.datetime.now() - load_start))))
load_start = datetime.datetime.now()
tick()
memcache.set(key="app_initialising", value=False)
log.debug("[%s] Awake >>>>>>>>>>>." % (getInstanceId(short=True)))
storeInitialisedTimestamp()
else:
time.sleep(0.5) #Give time for the initialisation flag (possibly being set in another thread/instance) to be set
WAITCOUNT = 180
waittime = WAITCOUNT
while waittime > 0:
waittime -= 1
flag = memcache.get("app_initialising")
if not flag or flag == False: #Initialised or value missing
break
log.debug("[%s] Waited %s seconds for intialisation to end memcahce value = %s" % (getInstanceId(short=True),
(WAITCOUNT - waittime),memcache.get("app_initialising")))
time.sleep(1)
if waittime <= 0:
log.info("[%s] Waited %s seconds for intialisation to end - proceeding anyway!" % (getInstanceId(short=True),WAITCOUNT))
log.debug("[%s] End of waiting !!!!!!!!!!." % (getInstanceId(short=True)))
tick()
systarttime = memcache.get("SysStart")
if(not systarttime): #Occationally memcache will loose the value and result in systarttime becomming Null value
systarttime = datetime.datetime.utcnow()
tick()
setmodiftime(systarttime)
#################################################
def cleanPath(node):
"""Return the substring of a string matching chars approved for use in our URL paths."""
return re.sub(r'[^a-zA-Z0-9\-/,\.]', '', str(node), flags=re.DOTALL)
class HTMLOutput:
"""Used in place of http response when we're collecting HTML to pass to template engine."""
def __init__(self):
self.outputStrings = []
def write(self, str):
self.outputStrings.append(str)
def toHTML(self):
return Markup ( "".join(self.outputStrings) )
def __str__(self):
return self.toHTML()
# Core API: we have a single schema graph built from triples and units.
# now in api.py
class TypeHierarchyTree:
def __init__(self, prefix=""):
self.txt = ""
self.visited = []
self.prefix = prefix
def emit(self, s):
self.txt += s + "\n"
def emit2buff(self, buff, s):
buff.write(s + "\n")
def toHTML(self):
return '%s<ul>%s</ul>' % (self.prefix, self.txt)
def toJSON(self):
return self.txt
def traverseForHTML(self, node, depth = 1, hashorslash="/", layers='core', idprefix="", urlprefix="", traverseAllLayers=False, buff=None):
"""Generate a hierarchical tree view of the types. hashorslash is used for relative link prefixing."""
#log.info("traverseForHTML: node=%s hashorslash=%s" % ( node.id, hashorslash ))
if node.superseded(layers=layers):
return False
localBuff = False
if buff == None:
localBuff = True
buff = StringIO.StringIO()
home = node.getHomeLayer()
gotOutput = False
if not traverseAllLayers and home not in layers:
return False
else:
gotOutput = True
if home in ENABLED_EXTENSIONS and home != getHostExt():
urlprefix = makeUrl(home)
extclass = ""
extflag = ""
tooltip=""
if home != "core" and home != "":
extclass = "class=\"ext ext-%s\"" % home
extflag = EXTENSION_SUFFIX
tooltip = "title=\"Extended schema: %s.schema.org\" " % home
# we are a supertype of some kind
subTypes = node.GetImmediateSubtypes(layers=ALL_LAYERS)
idstring = idprefix + node.id
if len(subTypes) > 0:
# and we haven't been here before
if node.id not in self.visited:
self.emit2buff(buff, ' %s<li class="tbranch" id="%s"><a %s %s href="%s%s%s">%s</a>%s' % (" " * 4 * depth, idstring, tooltip, extclass, urlprefix, hashorslash, node.id, node.id, extflag) )
self.emit2buff(buff, ' %s<ul>' % (" " * 4 * depth))
# handle our subtypes
for item in subTypes:
subBuff = StringIO.StringIO()
got = self.traverseForHTML(item, depth + 1, hashorslash=hashorslash, layers=layers, idprefix=idprefix, urlprefix=urlprefix, traverseAllLayers=traverseAllLayers,buff=subBuff)
if got:
self.emit2buff(buff,subBuff.getvalue())
subBuff.close()
self.emit2buff(buff, ' %s</ul>' % (" " * 4 * depth))
else:
# we are a supertype but we visited this type before, e.g. saw Restaurant via Place then via Organization
seencount = self.visited.count(node.id)
idstring = "%s%s" % (idstring, "+" * seencount)
seen = ' <a href="#%s">+</a> ' % node.id
self.emit2buff(buff, ' %s<li class="tbranch" id="%s"><a %s %s href="%s%s%s">%s</a>%s%s' % (" " * 4 * depth, idstring, tooltip, extclass, urlprefix, hashorslash, node.id, node.id, extflag, seen) )
# leaf nodes
if len(subTypes) == 0:
if home in layers:
gotOutput = True
seen = ""
if node.id in self.visited:
seencount = self.visited.count(node.id)
idstring = "%s%s" % (idstring, "+" * seencount)
seen = ' <a href="#%s">+</a> ' % node.id
self.emit2buff(buff, '%s<li class="tleaf" id="%s"><a %s %s href="%s%s%s">%s</a>%s%s' % (" " * depth, idstring, tooltip, extclass, urlprefix, hashorslash, node.id, node.id, extflag, seen ))
#else:
#self.visited[node.id] = True # never...
# we tolerate "VideoGame" appearing under both Game and SoftwareApplication
# and would only suppress it if it had its own subtypes. Seems legit.
self.visited.append(node.id) # remember our visit
self.emit2buff(buff, ' %s</li>' % (" " * 4 * depth) )
if localBuff:
self.emit(buff.getvalue())
buff.close()
return gotOutput
# based on http://danbri.org/2013/SchemaD3/examples/4063550/hackathon-schema.js - thanks @gregg, @sandro
def traverseForJSONLD(self, node, depth = 0, last_at_this_level = True, supertype="None", layers='core'):
emit_debug = False
if node.id in self.visited:
# self.emit("skipping %s - already visited" % node.id)
return
self.visited.append(node.id)
p1 = " " * 4 * depth
if emit_debug:
self.emit("%s# @id: %s last_at_this_level: %s" % (p1, node.id, last_at_this_level))
global namespaces;
ctx = "{}".format(""""@context": {
"rdfs": "http://www.w3.org/2000/01/rdf-schema#",
"schema": "http://schema.org/",
"rdfs:subClassOf": { "@type": "@id" },
"name": "rdfs:label",
"description": "rdfs:comment",
"children": { "@reverse": "rdfs:subClassOf" }
},\n""" if last_at_this_level and depth==0 else '' )
unseen_subtypes = []
for st in node.GetImmediateSubtypes(layers=layers):
if not st.id in self.visited:
unseen_subtypes.append(st)
unvisited_subtype_count = len(unseen_subtypes)
subtype_count = len( node.GetImmediateSubtypes(layers=layers) )
supertx = "{}".format( '"rdfs:subClassOf": "schema:%s", ' % supertype.id if supertype != "None" else '' )
maybe_comma = "{}".format("," if unvisited_subtype_count > 0 else "")
comment = GetComment(node, layers).strip()
comment = ShortenOnSentence(StripHtmlTags(comment),60)
def encode4json(s):
return json.dumps(s)
self.emit('\n%s{\n%s\n%s"@type": "rdfs:Class", %s "description": %s,\n%s"name": "%s",\n%s"@id": "schema:%s",\n%s"layer": "%s"%s'
% (p1, ctx, p1, supertx, encode4json(comment), p1, node.id, p1, node.id, p1, node.getHomeLayer(), maybe_comma))
i = 1
if unvisited_subtype_count > 0:
self.emit('%s"children": ' % p1 )
self.emit(" %s[" % p1 )
inner_lastness = False
for t in unseen_subtypes:
if emit_debug:
self.emit("%s # In %s > %s i: %s unvisited_subtype_count: %s" %(p1, node.id, t.id, i, unvisited_subtype_count))
if i == unvisited_subtype_count:
inner_lastness = True
i = i + 1
self.traverseForJSONLD(t, depth + 1, inner_lastness, supertype=node, layers=layers)
self.emit("%s ]%s" % (p1, "{}".format( "" if not last_at_this_level else '' ) ) )
maybe_comma = "{}".format( ',' if not last_at_this_level else '' )
self.emit('\n%s}%s\n' % (p1, maybe_comma))
def GetExamples(node, layers='core'):
"""Returns the examples (if any) for some Unit node."""
return LoadNodeExamples(node,layers)
def GetExtMappingsRDFa(node, layers='core'):
"""Self-contained chunk of RDFa HTML markup with mappings for this term."""
if (node.isClass()):
equivs = GetTargets(Unit.GetUnit("owl:equivalentClass"), node, layers=layers)
if len(equivs) > 0:
markup = ''
for c in equivs:
if (c.id.startswith('http')):
markup = markup + "<link property=\"owl:equivalentClass\" href=\"%s\"/>\n" % c.id
else:
markup = markup + "<link property=\"owl:equivalentClass\" resource=\"%s\"/>\n" % c.id
return markup
if (node.isAttribute()):
equivs = GetTargets(Unit.GetUnit("owl:equivalentProperty"), node, layers)
if len(equivs) > 0:
markup = ''
for c in equivs:
markup = markup + "<link property=\"owl:equivalentProperty\" href=\"%s\"/>\n" % c.id
return markup
return "<!-- no external mappings noted for this term. -->"
class ShowUnit (webapp2.RequestHandler):
"""ShowUnit exposes schema.org terms via Web RequestHandler
(HTML/HTTP etc.).
"""
def emitCacheHeaders(self):
"""Send cache-related headers via HTTP."""
if "CACHE_CONTROL" in os.environ:
log.info("Setting http cache control to '%s' from .yaml" % os.environ["CACHE_CONTROL"])
self.response.headers['Cache-Control'] = os.environ["CACHE_CONTROL"]
else:
self.response.headers['Cache-Control'] = "public, max-age=600" # 10m
self.response.headers['Vary'] = "Accept, Accept-Encoding"
def write(self, str):
"""Write some text to Web server's output stream."""
self.outputStrings.append(str)
def moreInfoBlock(self, node, layer='core'):
# if we think we have more info on this term, show a bulleted list of extra items.
# defaults
bugs = ["No known open issues."]
mappings = ["No recorded schema mappings."]
items = bugs + mappings
nodetype="Misc"
if node.isEnumeration():
nodetype = "enumeration"
elif node.isDataType(layers=layer):
nodetype = "datatype"
elif node.isClass(layers=layer):
nodetype = "type"
elif node.isAttribute(layers=layer):
nodetype = "property"
elif node.isEnumerationValue(layers=layer):
nodetype = "enumeratedvalue"
feedback_url = FEEDBACK_FORM_BASE_URL.format("http://schema.org/{0}".format(node.id), nodetype)
items = [
"<a href='{0}'>Leave public feedback on this term 💬</a>".format(feedback_url),
"<a href='https://github.com/schemaorg/schemaorg/issues?q=is%3Aissue+is%3Aopen+{0}'>Check for open issues.</a>".format(node.id)
]
for l in all_terms[node.id]:
l = l.replace("#","")
if l == "core":
ext = ""
else:
ext = "extension "
if ENABLE_HOSTED_EXTENSIONS:
items.append("'{0}' is mentioned in {1}layer: <a href='{2}'>{3}</a>".format( node.id, ext, makeUrl(l,node.id), l ))
moreinfo = """<div>
<div id='infobox' style='text-align: right;' role="checkbox" aria-checked="false"><label for="morecheck"><b><span style="cursor: pointer;">[more...]</span></b></label></div>
<input type='checkbox' checked="checked" style='display: none' id=morecheck><div id='infomsg' style='background-color: #EEEEEE; text-align: left; padding: 0.5em;'>
<ul>"""
for i in items:
moreinfo += "<li>%s</li>" % i
# <li>mappings to other terms.</li>
# <li>or links to open issues.</li>
moreinfo += "</ul>\n</div>\n</div>\n"
return moreinfo
def GetParentStack(self, node, layers='core'):
"""Returns a hiearchical structured used for site breadcrumbs."""
thing = Unit.GetUnit("Thing")
#log.info("GetParentStack for: %s",node)
if (node not in self.parentStack):
self.parentStack.append(node)
if (Unit.isAttribute(node, layers=layers)):
self.parentStack.append(Unit.GetUnit("Property"))
self.parentStack.append(thing)
sc = Unit.GetUnit("rdfs:subClassOf")
if GetTargets(sc, node, layers=layers):
for p in GetTargets(sc, node, layers=layers):
self.GetParentStack(p, layers=layers)
else:
# Enumerations are classes that have no declared subclasses
sc = Unit.GetUnit("rdf:type")
for p in GetTargets(sc, node, layers=layers):
self.GetParentStack(p, layers=layers)
#Put 'Thing' to the end for multiple inheritance classes
if(thing in self.parentStack):
self.parentStack.remove(thing)
self.parentStack.append(thing)
def ml(self, node, label='', title='', prop='', hashorslash='/'):
"""ml ('make link')
Returns an HTML-formatted link to the class or property URL
* label = optional anchor text label for the link
* title = optional title attribute on the link
* prop = an optional property value to apply to the A element
"""
if label=='':
label = node.id
if title != '':
title = " title=\"%s\"" % (title)
if prop:
prop = " property=\"%s\"" % (prop)
rdfalink = ''
if prop:
rdfalink = '<link %s href="http://schema.org/%s" />' % (prop,label)
if(node.id == "DataType"): #Special case
return "%s<a href=\"%s\">%s</a>" % (rdfalink,node.id, node.id)
urlprefix = "."
home = node.getHomeLayer()
# if home in ENABLED_EXTENSIONS and home != getHostExt():
# port = ""
# if getHostPort() != "80":
# port = ":%s" % getHostPort()
# urlprefix = makeUrl(home,full=True)
extclass = ""
extflag = ""
tooltip = ""
if home != "core" and home != "":
if home != "meta":
extclass = "class=\"ext ext-%s\" " % home
extflag = EXTENSION_SUFFIX
tooltip = "title=\"Defined in extension: %s.schema.org\" " % home
return "%s<a %s %s href=\"%s%s%s\"%s>%s</a>%s" % (rdfalink,tooltip, extclass, urlprefix, hashorslash, node.id, title, label, extflag)
#return "<a %s %s href=\"%s%s%s\"%s%s>%s</a>%s" % (tooltip, extclass, urlprefix, hashorslash, node.id, prop, title, label, extflag)
def makeLinksFromArray(self, nodearray, tooltip=''):
"""Make a comma separate list of links via ml() function.
* tooltip - optional text to use as title of all links
"""
hyperlinks = []
for f in nodearray:
hyperlinks.append(self.ml(f, f.id, tooltip))
return (", ".join(hyperlinks))
def emitUnitHeaders(self, node, layers='core'):
"""Write out the HTML page headers for this node."""
self.write("<h1 property=\"rdfs:label\" class=\"page-title\">")
self.write(node.id)
self.write("</h1>\n")
home = node.home
if home != "core" and home != "":
if home == ATTIC:
self.write("Defined in the %s.schema.org archive area.<br/><strong>Use of this term is not advised</strong><br/>" % home)
else:
self.write("Defined in the %s.schema.org extension.<br/>" % home)
self.emitCanonicalURL(node)
self.BreadCrumbs(node, layers=self.appropriateLayers(layers=layers))
comment = GetComment(node, layers)
self.write(" <div property=\"rdfs:comment\">%s</div>\n\n" % (comment) + "\n")
usage = node.UsageStr()
if len(usage):
self.write(" <br/><div>Usage: %s</div>\n\n" % (usage) + "\n")
self.write(self.moreInfoBlock(node))
if (node.isClass(layers=layers) and not node.isDataType(layers=layers) and node.id != "DataType"):
self.write("<table class=\"definition-table\">\n <thead>\n <tr><th>Property</th><th>Expected Type</th><th>Description</th> \n </tr>\n </thead>\n\n")
def emitCanonicalURL(self,node):
cURL = "%s://schema.org/%s" % (CANONICALSCHEME,node.id)
if CANONICALSCHEME == "http":
other = "https"
else:
other = "http"
sa = '\n<link property="sameAs" href="%s://schema.org/%s" />' % (other,node.id)
self.write(" <span class=\"canonicalUrl\">Canonical URL: <a href=\"%s\">%s</a></span> " % (cURL, cURL))
#self.write(" (<a href=\"/docs/faq.html#19\" title=\"http/https help\">?</a>)")
self.write(sa)
# Stacks to support multiple inheritance
crumbStacks = []
def BreadCrumbs(self, node, layers):
self.crumbStacks = []
cstack = []
self.crumbStacks.append(cstack)
self.WalkCrumbs(node,cstack,layers=layers)
if (node.isAttribute(layers=layers)):
cstack.append(Unit.GetUnit("Property"))
cstack.append(Unit.GetUnit("Thing"))
elif(node.isDataType(layers=layers) and node.id != "DataType"):
cstack.append(Unit.GetUnit("DataType"))
enuma = node.isEnumerationValue(layers=layers)
crumbsout = []
for row in range(len(self.crumbStacks)):
thisrow = ""
if(":" in self.crumbStacks[row][len(self.crumbStacks[row])-1].id):
continue
count = 0
while(len(self.crumbStacks[row]) > 0):
propertyval = None
n = self.crumbStacks[row].pop()
if((len(self.crumbStacks[row]) == 1) and
not ":" in n.id) : #penultimate crumb that is not a non-schema reference
if node.isAttribute(layers=layers):
if n.isAttribute(layers=layers): #Can only be a subproperty of a property
propertyval = "rdfs:subPropertyOf"
else:
propertyval = "rdfs:subClassOf"
if(count > 0):
if((len(self.crumbStacks[row]) == 0) and enuma): #final crumb
thisrow += " :: "
else:
thisrow += " > "
elif n.id == "Class": # If Class is first breadcrum suppress it
continue
count += 1
thisrow += "%s" % (self.ml(n,prop=propertyval))
crumbsout.append(thisrow)
self.write("<h4>")
rowcount = 0
for crumb in sorted(crumbsout):
if rowcount > 0:
self.write("<br/>")
self.write("<span class='breadcrumbs'>%s</span>\n" % crumb)
rowcount += 1
self.write("</h4>\n")
#Walk up the stack, appending crumbs & create new (duplicating crumbs already identified) if more than one parent found
def WalkCrumbs(self, node, cstack, layers):
if "http://" in node.id or "https://" in node.id: #Suppress external class references
return
cstack.append(node)
tmpStacks = []
tmpStacks.append(cstack)
subs = []
if(node.isDataType(layers=layers)):
#subs = GetTargets(Unit.GetUnit("rdf:type"), node, layers=layers)
subs += GetTargets(Unit.GetUnit("rdfs:subClassOf"), node, layers=layers)
elif node.isClass(layers=layers):
subs = GetTargets(Unit.GetUnit("rdfs:subClassOf"), node, layers=layers)
elif(node.isAttribute(layers=layers)):
subs = GetTargets(Unit.GetUnit("rdfs:subPropertyOf"), node, layers=layers)
else:
subs = GetTargets(Unit.GetUnit("rdf:type"), node, layers=layers)# Enumerations are classes that have no declared subclasses
for i in range(len(subs)):
if(i > 0):
t = cstack[:]
tmpStacks.append(t)
self.crumbStacks.append(t)
x = 0
for p in subs:
self.WalkCrumbs(p,tmpStacks[x],layers=layers)
x += 1
def emitSimplePropertiesPerType(self, cl, layers="core", out=None, hashorslash="/"):
"""Emits a simple list of properties applicable to the specified type."""
if not out:
out = self
out.write("<ul class='props4type'>")
for prop in sorted(GetSources( Unit.GetUnit("domainIncludes"), cl, layers=layers), key=lambda u: u.id):
if (prop.superseded(layers=layers)):
continue
out.write("<li><a href='%s%s'>%s</a></li>" % ( hashorslash, prop.id, prop.id ))
out.write("</ul>\n\n")
def emitSimplePropertiesIntoType(self, cl, layers="core", out=None, hashorslash="/"):
"""Emits a simple list of properties whose values are the specified type."""
if not out:
out = self
out.write("<ul class='props2type'>")
for prop in sorted(GetSources( Unit.GetUnit("rangeIncludes"), cl, layers=layers), key=lambda u: u.id):
if (prop.superseded(layers=layers)):
continue
out.write("<li><a href='%s%s'>%s</a></li>" % ( hashorslash, prop.id, prop.id ))
out.write("</ul>\n\n")
def ClassProperties (self, cl, subclass=False, layers="core", out=None, hashorslash="/"):
"""Write out a table of properties for a per-type page."""
if not out:
out = self
propcount = 0
headerPrinted = False
di = Unit.GetUnit("domainIncludes")
ri = Unit.GetUnit("rangeIncludes")
for prop in sorted(GetSources(di, cl, layers=layers), key=lambda u: u.id):
if (prop.superseded(layers=layers)):
continue
olderprops = prop.supersedes_all(layers=layers)
inverseprop = prop.inverseproperty(layers=layers)
ranges = sorted(GetTargets(ri, prop, layers=layers),key=lambda u: u.id)
doms = sorted(GetTargets(di, prop, layers=layers), key=lambda u: u.id)
comment = GetComment(prop, layers=layers)
if (not headerPrinted):
class_head = self.ml(cl)
if subclass:
class_head = self.ml(cl)
out.write("<tr class=\"supertype\">\n <th class=\"supertype-name\" colspan=\"3\">Properties from %s</th>\n \n</tr>\n\n<tbody class=\"supertype\">\n " % (class_head))
headerPrinted = True
out.write("<tr typeof=\"rdfs:Property\" resource=\"http://schema.org/%s\">\n \n <th class=\"prop-nam\" scope=\"row\">\n\n<code property=\"rdfs:label\">%s</code>\n </th>\n " % (prop.id, self.ml(prop)))
out.write("<td class=\"prop-ect\">\n")
first_range = True
for r in sorted(ranges,key=lambda u: u.id):
if (not first_range):
out.write(" or <br/> ")
first_range = False
out.write(self.ml(r, prop='rangeIncludes'))
out.write(" ")
for d in doms:
out.write("<link property=\"domainIncludes\" href=\"http://schema.org/%s\">" % d.id)
out.write("</td>")
out.write("<td class=\"prop-desc\" property=\"rdfs:comment\">%s" % (comment))
if (olderprops and len(olderprops) > 0):
olderprops = sorted(olderprops,key=lambda u: u.id)
olderlinks = ", ".join([self.ml(o) for o in olderprops])
out.write(" Supersedes %s." % olderlinks )
if (inverseprop != None):
out.write("<br/> Inverse property: %s." % (self.ml(inverseprop)))
out.write("</td></tr>")
subclass = False
propcount += 1
if subclass: # in case the superclass has no defined attributes
out.write("<tr><td colspan=\"3\"></td></tr>")
return propcount
def emitClassExtensionSuperclasses (self, cl, layers="core", out=None):
first = True
count = 0
if not out:
out = self
buff = StringIO.StringIO()
sc = Unit.GetUnit("rdfs:subClassOf")
for p in GetTargets(sc, cl, ALL_LAYERS):
if inLayer(layers,p):
continue
if p.id == "http://www.w3.org/2000/01/rdf-schema#Class": #Special case for "DataType"
p.id = "Class"
sep = ", "
if first:
sep = "<li>"
first = False
buff.write("%s%s" % (sep,self.ml(p)))
count += 1
if(count > 0):
buff.write("</li>\n")
content = buff.getvalue()
if(len(content) > 0):
if cl.id == "DataType":
self.write("<h4>Subclass of:<h4>")
else:
self.write("<h4>Available supertypes defined in extensions</h4>")
self.write("<ul>")
self.write(content)
self.write("</ul>")
buff.close()
def emitClassExtensionProperties (self, cl, layers="core", out=None):
if not out:
out = self
buff = StringIO.StringIO()
for p in self.parentStack:
self._ClassExtensionProperties(buff, p, layers=layers)
content = buff.getvalue()
if(len(content) > 0):
self.write("<h4>Available properties in extensions</h4>")
self.write("<ul>")
self.write(content)
self.write("</ul>")
buff.close()
def _ClassExtensionProperties (self, out, cl, layers="core"):
"""Write out a list of properties not displayed as they are in extensions for a per-type page."""
di = Unit.GetUnit("domainIncludes")
targetlayers=self.appropriateLayers(layers)
#log.info("Appropriate targets %s" % targetlayers)
exts = {}
for prop in sorted(GetSources(di, cl, targetlayers), key=lambda u: u.id):
if (prop.superseded(layers=targetlayers)):
continue
if inLayer(layers,prop): #Already in the correct layer - no need to report
continue
if inLayer("meta",prop): #Suppress mentioning properties from the 'meta' extension.
continue
ext = prop.getHomeLayer()
if not ext in exts.keys():
exts[ext] = []
exts[ext].append(prop)
for e in sorted(exts.keys()):
count = 0
first = True
for p in sorted(exts[e], key=lambda u: u.id):
sep = ", "
if first:
out.write("<li>For %s in the <a href=\"%s\">%s</a> extension: " % (self.ml(cl),makeUrl(e,""),e))
sep = ""
first = False
out.write("%s%s" % (sep,self.ml(p)))
count += 1
if(count > 0):
out.write("</li>\n")
def emitClassIncomingProperties (self, cl, layers="core", out=None, hashorslash="/"):
"""Write out a table of incoming properties for a per-type page."""
if not out:
out = self
targetlayers=self.appropriateLayers(layers) # Show incomming properties from all layers
headerPrinted = False
di = Unit.GetUnit("domainIncludes")
ri = Unit.GetUnit("rangeIncludes")
#log.info("Incomming for %s" % cl.id)
for prop in sorted(GetSources(ri, cl, layers=layers), key=lambda u: u.id):
if (prop.superseded(layers=layers)):
continue