InvalidTagsRegexCheck - bad source

[mm-ciub]

Description
The InvalidTagsRegexCheck could have a similar approach as the InvalidTagsCheck but would use regex to verify certain tag values.
To begin with it should verify if the source tag describes a legal source of data imported in OSM.
Examples of invalid sources: Google, Here.

Requirements

• Any OSM primitive that has a source tag should be feasible for this check.

Use Cases
There are multiple examples of cases where certain information in OSM comes from illegal sources like:

• Google
• Here
• vworld
  OSM blacklist

Example:

Case 1: [Cycleway originating from Google.] (Romania)

• The way has a google maps link as a source
• (https://www.openstreetmap.org/way/560117102)

Case 2: [Park originating from Google.] (Italy)

• The park has google as source
• (https://www.openstreetmap.org/way/276514644)

Case 3: [Building originating from VWorld.] (South Korea)

• The building has VWorld as source
• (https://www.openstreetmap.org/way/368940416)

Case 4: [Building originating from Here.] (Germany)

• The building has Here as source
• (https://www.openstreetmap.org/node/4062814842)

Further investigation

Supported regions
All regions should be supported.

What's not supported (optional):

References
https://wiki.openstreetmap.org/wiki/Key:source
https://wiki.openstreetmap.org/wiki/Tag:boundary=administrative