{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {
    "ExecuteTime": {
     "end_time": "2019-09-23T18:50:19.036357Z",
     "start_time": "2019-09-23T18:50:19.031896Z"
    }
   },
   "source": [
    "# RDF Conversions"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "ExecuteTime": {
     "end_time": "2019-09-23T18:50:20.068658Z",
     "start_time": "2019-09-23T18:50:19.054054Z"
    }
   },
   "outputs": [],
   "source": [
    "from kgforge.core import KnowledgeGraphForge"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "forge = KnowledgeGraphForge(\"../../configurations/forge.yml\")"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Imports"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "from kgforge.core import Resource"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Resource to rdflib.Graph"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "jane = Resource(type=\"Person\", name=\"Jane Doe\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "forge.register(jane)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "graph = forge.as_graph(jane)\n",
    "len(graph)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "len(graph) == 2"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "for triple in graph:\n",
    "    print(triple)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "graph_store_metadata = forge.as_graph(jane, store_metadata=True)\n",
    "len(graph_store_metadata)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "for triple in graph_store_metadata:\n",
    "    print(triple)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## rdflib.Graph to Resource"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "#data in n3 format\n",
    "data = '''\n",
    "@prefix schema: <http://schema.org/> .\n",
    "[] a schema:Person;\n",
    "     schema:name \"Jane Doe\" ;\n",
    "     schema:knows <http://example.org/JohnDoe>;\n",
    "     schema:affiliation <https://www.grid.ac/institutes/grid.5333.6>.\n",
    "\n",
    "<http://example.org/JohnDoe> a schema:Person;\n",
    "     schema:name \"John Doe\" .\n",
    "     \n",
    "<https://www.grid.ac/institutes/grid.5333.6> a schema:Organization;\n",
    "     schema:name \"EPFL\" .\n",
    "'''"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "import rdflib\n",
    "graph = rdflib.Graph()\n",
    "graph.parse(data=data, format=\"n3\")\n",
    "len(graph)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "resources = forge.from_graph(graph)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "len(resources) == 3"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Apply a JSON-LD Frame"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "frame = {\n",
    "        \"@type\": [ 'http://schema.org/Person'],\n",
    "        \"@embed\": True\n",
    "}  \n",
    "resources = forge.from_graph(data=graph, frame= frame)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "len(resources) == 2"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "forge.as_jsonld(resources)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Select a Type"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 50,
   "metadata": {},
   "outputs": [],
   "source": [
    "_type= [\"http://schema.org/Organization\"]\n",
    "resources = forge.from_graph(data=graph, type= _type)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 51,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "True"
      ]
     },
     "execution_count": 51,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "len(resources) == 1"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 55,
   "metadata": {},
   "outputs": [],
   "source": [
    "epfl_json = {'id': 'https://www.grid.ac/institutes/grid.5333.6',\n",
    "  'type': 'schema:Organization',\n",
    "  'schema:name': 'EPFL'}"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 59,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "True"
      ]
     },
     "execution_count": 59,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "epfl_json == forge.as_json(resources[0])"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Use the forge Model context"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 60,
   "metadata": {},
   "outputs": [],
   "source": [
    "_type= [\"http://schema.org/Organization\"]\n",
    "resources = forge.from_graph(data=graph, type= _type, use_model_context=True)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 61,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "True"
      ]
     },
     "execution_count": 61,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "len(resources) == 1"
   ]
  }
 ],
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   "display_name": "Python [conda env:kgforge_is_awesome]",
   "language": "python",
   "name": "kgforge_is_awesome"
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  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
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