Homelab, Linux, JS & ABAP (~˘▾˘)~
 

Month: August 2023

ABAP, Classes

[ABAP] Display PDF in HTML Control

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  DATA lt_data TYPE STANDARD TABLE OF x255.
  CALL FUNCTION 'SCMS_XSTRING_TO_BINARY'
    EXPORTING
      buffer     = lv_xstring "pdf data
    TABLES
      binary_tab = lt_data. 
 
 DATA(o_html) = NEW cl_gui_html_viewer( parent = cl_gui_container=>default_screen ).
 
* URL zu HTML holen
  DATA: lv_url TYPE swk_url.
  o_html->load_data( EXPORTING type         = 'BIN'
                               subtype      = 'PDF'
                     IMPORTING assigned_url = lv_url
                     CHANGING  data_table   = lt_data ).
* HTML anzeigen
  o_html->show_url( lv_url ).
 
* erzwingt Anzeige über cl_gui_container=>default_screen
  WRITE: / space.
JavaScript / nodejs

[JavaScript] Clone an object containing a file as ArrayBuffer

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Use the build in function structuredClone() to copy all kind of complex JS types.

Official documentation: https://developer.mozilla.org/en-US/docs/Web/API/Web_Workers_API/Structured_clone_algorithm#supported_types

Comparison to other copy techniques like spread or json.stringify: https://www.builder.io/blog/structured-clone

JavaScript / nodejs

[nodejs] Node Version Manager (NVM)

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# Install script: https://github.com/nvm-sh/nvm#install--update-script
curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.5/install.sh | bash
 
# check current used node version
node -v
 
# list local available node versions
nvm list
 
# list all released node versions
nvm ls-remote
 
# install specific node version and switch to it
nvm install v20.5.1
 
# switch to a specific node version, which is already installed
nvm use v20.5.1
Visual Studio Code

[VSC] Create/Read/Delete File in CMIS Repository via VSC Rest-API Client

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API Specification: http://docs.oasis-open.org/cmis/CMIS/v1.1/os/examples/browser/

Helpful Postman Collection: https://gist.github.com/aborroy/3f1f2360b0e85067675643aa648a8112

Create:

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@folderId = <myFolderID>
@fileName = <myFileName>
 
### Create Object
# @name object
POST http://localhost:8080/alfresco/api/-default-/public/cmis/versions/1.1/browser/root
Authorization: Basic user:password
Content-Type: multipart/form-data; boundary=boundary
 
--boundary
Content-Disposition: form-data; name="succinct"
Content-Type: text/plain; charset=utf-8
 
true
--boundary
Content-Disposition: form-data; name="cmisaction"
Content-Type: text/plain; charset=utf-8
 
createDocument
--boundary
Content-Disposition: form-data; name="objectId"
Content-Type: text/plain; charset=utf-8
 
{{folderId}}
--boundary
Content-Disposition: form-data; name="propertyId[0]"
Content-Type: text/plain; charset=utf-8
 
cmis:name
--boundary
Content-Disposition: form-data; name="propertyValue[0]"
Content-Type: text/plain; charset=utf-8
 
{{fileName}}
--boundary
Content-Disposition: form-data; name="propertyId[1]"
Content-Type: text/plain; charset=utf-8
 
cmis:objectTypeId
--boundary
Content-Disposition: form-data; name="propertyValue[1]"
Content-Type: text/plain; charset=utf-8
 
cmis:document
--boundary
Content-Disposition: form-data; name="content"; filename=image.png
Content-Type: image/png
Content-Transfer-Encoding: binary
 
< image.png
 
--boundary--
 
### Fill Variable from Response
@ID = {{object.response.body.succinctProperties.cmis:objectId}}

Read:

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### Get Object properties
GET http://localhost:8080/alfresco/api/-default-/public/cmis/versions/1.1/browser/root
?cmisselector=properties
&objectId={{ID}}
Authorization: Basic user:password
 
### Get Object content
GET http://localhost:8080/alfresco/api/-default-/public/cmis/versions/1.1/browser/root
?cmisselector=content
&objectId={{ID}}
Authorization: Basic user:password
 
### Get Object content stream
GET http://localhost:8080/alfresco/api/-default-/public/cmis/versions/1.1/browser/root
?getContentStream
&objectId={{ID}}
Authorization: Basic user:password

Delete:

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### Delete Object
POST http://localhost:8080/alfresco/api/-default-/public/cmis/versions/1.1/browser/root
Authorization: Basic user:password
Content-Type: multipart/form-data; boundary=boundary
 
--boundary
Content-Disposition: form-data; name="objectId"
Content-Type: text/plain; charset=utf-8
 
{{ID}}
--boundary
Content-Disposition: form-data; name="cmisaction"
Content-Type: text/plain; charset=utf-8
 
delete
--boundary--
Home Assistant

[Home Assistant] Display Battery devices, sorted by battery status

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Simple and handy card, to display devices/entities of a specific type. Thanks to this card, it is no longer necessary to add new battery devices manually.

https://github.com/thomasloven/lovelace-auto-entities

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type: custom:auto-entities
card:
  show_header_toggle: false
  title: Battery status
  type: entities
  state_color: true
filter:
  include:
    - attributes:
        device_class: battery
      state: <= 100
  exclude:
    - name: /MI/
    - name: /Redmi/
    - name: /T550/
sort:
  method: state
  numeric: true