Difference between revisions of "Community Call/05"

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== Agenda ==
 
== Agenda ==
 +
* Goal today: best practices for working together, not actually solving the problems
 
* Communication channels and rationale
 
* Communication channels and rationale
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** Communication on the wiki
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** Communication on the wiki:
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*** use <code><nowiki>{{reply_to|Podehaye}}</nowiki></code> to ping someone (alert when they log in, [https://wiki.personaldata.io/wiki/Special:Preferences#mw-prefsection-echo email if configured to receive emails])
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*** use <code><nowiki>~~~~</nowiki></code> to sign, see https://en.wikipedia.org/wiki/Wikipedia:Signatures
 
* Who reads from the wiki?  
 
* Who reads from the wiki?  
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** Popup
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** once in a while:
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** [https://labs.letemps.ch/interactive/2020/demander-ses-donnees/ Le Temps] for their [https://www.letemps.ch/societe/reprenez-controle-vos-donnees-temps-propose-une-experience-participative investigation]
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*** [https://labs.letemps.ch/interactive/2020/demander-ses-donnees/ Le Temps] for their [https://www.letemps.ch/societe/reprenez-controle-vos-donnees-temps-propose-une-experience-participative investigation]
−
* Need for an ontology  
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** continuously:
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*** popup, introduced by [[MediaWiki:Common.js]]  [video timecode 15:00]
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*** opt-in/opt-out gadgets, introduced via [[MediaWiki:Gadgets-definition]] [video timecode 28:28]
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*** eventually augmented by user script (e.g. [[User:Podehaye/common.js]]) [video timecode 25:25]
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* hence: need for an ontology  
 
** How do we structure [https://en.wikipedia.org/wiki/Internet_of_things Internet of Things] (IoT) devices like Tesla Cars or [https://en.wikipedia.org/wiki/Amazon_Echo Amazon Echo] / [https://en.wikipedia.org/wiki/Amazon_Alexa Alexa]?
 
** How do we structure [https://en.wikipedia.org/wiki/Internet_of_things Internet of Things] (IoT) devices like Tesla Cars or [https://en.wikipedia.org/wiki/Amazon_Echo Amazon Echo] / [https://en.wikipedia.org/wiki/Amazon_Alexa Alexa]?
 
** Should we make on item by model? Group of model?
 
** Should we make on item by model? Group of model?
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** Can we do a type of data collection and inject it in all Tesla Cars Model?
 
** Can we do a type of data collection and inject it in all Tesla Cars Model?
 
** How do we index data controllers? Etc?
 
** How do we index data controllers? Etc?
−
** [Project:Ontology]
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** [[Project:Ontology]]
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* Overview of the wiki base technology. I haven't really has it explained to me. I understand it loosely as wiki plus [https://en.wikipedia.org/wiki/NoSQL NoSQL] triplestore Db but high level tech explanation would be good. [[Help:Wikibase technology]]
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* Overview of the wiki base technology. [video timecode 39:41]
 +
** I haven't really has it explained to me. I understand it loosely as wiki plus [https://en.wikipedia.org/wiki/NoSQL NoSQL] triplestore Db but high level tech explanation would be good. [[Help:Wikibase technology]]
 +
** Namespaces (see [https://wiki.personaldata.io/w/index.php?title=Special:Search&profile=advanced&search=&fulltext=1 advanced search])
 +
* [[Help:Templates]]
 +
** Including importantly how to enable a new one
 +
** Template syntax (maybe that might need to be a separate call)
 
* [[Help:SPARQL]]
 
* [[Help:SPARQL]]
 
** Querying .. whatever the equivalent of SQL is  
 
** Querying .. whatever the equivalent of SQL is  
 
** How to generate visual query results (nodes, tables etc)  
 
** How to generate visual query results (nodes, tables etc)  
−
* [[Help:Templates]]
 
−
** Including importantly how to enable a new one
 
−
** Template syntax (maybe that might need to be a separate call)
 
 
* Merging?  
 
* Merging?  
 
* Update queries/batch operations [[Help:Quick Statements]]
 
* Update queries/batch operations [[Help:Quick Statements]]
−
* Other cool/useful stuff you can do that I might not be aware of (edited)
+
* Other cool/useful stuff you can do that I might not be aware of (edited).>
 +
:USEFUL TOOL: Descriptions: Show the description of items and properties when hovering them. https://www.wikidata.org/wiki/MediaWiki:Gadget-Descriptions.js
 
* Fill the next agenda, for [[Community Call/06]]
 
* Fill the next agenda, for [[Community Call/06]]
 +
== Final video ==
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* https://yewtu.be/watch?v=D950_JoNDPI
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{{#ev:youtube|D950_JoNDPI}}
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[[Category:Community Call]]
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 +
== Key timepoints and notes ==
 +
* [15:00] Explanation of how the GDPR request generator template is loaded:
 +
** [15:00] [[MediaWiki:Common.js]] (Javascript)
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*** [15:44] [[MediaWiki:Access.js]] (Javascript)
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**** [16:28] [[Template:Menu]] (wikibase template language)
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***** [16:54] [[Template:MailtoAccess]] (wikibase template language)
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****** [17:42] [[Template:mailto]] (wikibase template language)
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****** (not shown) [[Template:wikidata]] (wikibase template language)
 +
****** [19:20] [[Template:Access]] (wikibase template language)
 +
******* [20:53] [[Module:wd]] (Lua) - documented [[https://en.wikipedia.org/wiki/Module:Wd here]]
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* [25:25] Explanation of User's own common.js
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* [28:28] Explanation of Gadgets [[MediaWiki:Gadgets-definition]]
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** [28:32] QuickPresets Gadget - demo. Code is at [[MediaWiki:Gadget-QuickPresets.js]]
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** [28:58] How to turn Gadgets on and off
 +
* [39:41] Explanation of Wikibase Technology: SQL datastore of RDF triples. There is a CRUD API that interfaces with that. But it also uses a graph database to enable SPARQL queries. The SQL database gets fed into BlazeGraph using the 'updater' but this has a delay (a second to several hours). So query results may not be as up to date as what is in the database.
 +
** [42:05] how to access SPARQL query service
 +
** [[Help:Wikibase_technology]]
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** [43:00] API [[[https://wiki.personaldata.io/w/api.php API help page]]]
 +
*** [43:12] API Sandbox
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*** The moment you make an HTTP Post request via the API, that goes into the wiki's SQL database.
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*** [43:40] Explanation of what a "claim" is. - it is effectively an RDF triple. e.g. Item - Property - Item or Item - Property - String/datatype
 +
*** Wikibase has a separate layer, its interpretation of the underlying RDF triples.
 +
* [46:29] Namespaces
 +
** [48:55] Can you move pages between Namespaces? Yes. (show how)
 +
** [49:25] Do users have their own sandbox namespace? Yes everything under your username is a namespace e.g. you can just make [[User:Alexbfree/ExampleSandboxPage]]. (This could be useful for testing things privately before they are shared with other users)
 +
** [50:46] The Easy Query Gadget [[MediaWiki:Gadget-EasyQuery.js]] which shows all items that have this property. Activated by default for everyone. Just click the [...] next to a title.
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*** [51:25] Using the Easy Query Gadget to see a quick node graph for an Item, and then access the SPARQL for that query.
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** [52:14] Show Derived Statements gadget [[MediaWiki:Gadget-relateditems.js]] - see which pages link to/use this one.
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* [53:39] SPARQL demonstrations
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** still need to add timecodes/notes here...

Latest revision as of 16:11, 12 August 2020

Invitation

The invitation, including the Zoom link, is here.

Agenda

  • Goal today: best practices for working together, not actually solving the problems
  • Communication channels and rationale
  • Who reads from the wiki?
  • hence: need for an ontology
    • How do we structure Internet of Things (IoT) devices like Tesla Cars or Amazon Echo / Alexa?
    • Should we make on item by model? Group of model?
    • One item by services? But what is the services? Typically Amazon Echo devices are linked to Alexa services, but they may differ in data collection.
    • Can we do a type of data collection and inject it in all Tesla Cars Model?
    • How do we index data controllers? Etc?
    • Project:Ontology
  • Overview of the wiki base technology. [video timecode 39:41]
  • Help:Templates
    • Including importantly how to enable a new one
    • Template syntax (maybe that might need to be a separate call)
  • Help:SPARQL
    • Querying .. whatever the equivalent of SQL is
    • How to generate visual query results (nodes, tables etc)
  • Merging?
  • Update queries/batch operations Help:Quick Statements
  • Other cool/useful stuff you can do that I might not be aware of (edited).>
USEFUL TOOL: Descriptions: Show the description of items and properties when hovering them. https://www.wikidata.org/wiki/MediaWiki:Gadget-Descriptions.js

Final video

Key timepoints and notes

  • [15:00] Explanation of how the GDPR request generator template is loaded:
  • [25:25] Explanation of User's own common.js
  • [28:28] Explanation of Gadgets MediaWiki:Gadgets-definition
  • [39:41] Explanation of Wikibase Technology: SQL datastore of RDF triples. There is a CRUD API that interfaces with that. But it also uses a graph database to enable SPARQL queries. The SQL database gets fed into BlazeGraph using the 'updater' but this has a delay (a second to several hours). So query results may not be as up to date as what is in the database.
    • [42:05] how to access SPARQL query service
    • Help:Wikibase_technology
    • [43:00] API [[API help page]]
      • [43:12] API Sandbox
      • The moment you make an HTTP Post request via the API, that goes into the wiki's SQL database.
      • [43:40] Explanation of what a "claim" is. - it is effectively an RDF triple. e.g. Item - Property - Item or Item - Property - String/datatype
      • Wikibase has a separate layer, its interpretation of the underlying RDF triples.
  • [46:29] Namespaces
    • [48:55] Can you move pages between Namespaces? Yes. (show how)
    • [49:25] Do users have their own sandbox namespace? Yes everything under your username is a namespace e.g. you can just make User:Alexbfree/ExampleSandboxPage. (This could be useful for testing things privately before they are shared with other users)
    • [50:46] The Easy Query Gadget MediaWiki:Gadget-EasyQuery.js which shows all items that have this property. Activated by default for everyone. Just click the [...] next to a title.
      • [51:25] Using the Easy Query Gadget to see a quick node graph for an Item, and then access the SPARQL for that query.
    • [52:14] Show Derived Statements gadget MediaWiki:Gadget-relateditems.js - see which pages link to/use this one.
  • [53:39] SPARQL demonstrations
    • still need to add timecodes/notes here...
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