Add url_fopen option checking to requirements #383
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The plugin uses
stream_wrapper_register
withSTREAM_IS_URL
flag, thus requiringallow_url_fopen
to be enabled. It is a common security practice among hosting providers to disable this option as a precautionary measure. In such a setup the user only sees following error:This PR adds a check during plugin init and provides appropriate error message when
allow_url_fopen
is disabled.Related issue: #325