Homelab, Linux, JS & ABAP (~˘▾˘)~
 

Month: August 2023

ABAP, Classes

[ABAP] Display PDF in HTML Control

 , , , , , , 
  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 = o_parent ).

* 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 ).
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)

 , , 
# 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:

@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:

### 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:

### 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

    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