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3
votes
1answer
301 views

Pluggable function and activation check?

Plugin is defining pluggable wp_mail() function. My idea was to check if function is defined already and throw warning if other plugin beat me to it. However this warning causes issues on activation. ...
10
votes
3answers
19k views

How To Activate Plugins via Code?

If possible, how can installed plugins (meaning the files have been placed in wp-content/plugins directory) be activated from other plugins?