Smartarget – Chat Buttons & Engagement Apps

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The $domain parameter must be a single text string literal. Found: $this->plugin_name

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All output should be run through an escaping function (see the Security sections in the WordPress Developer Handbooks), found '$this'.

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Global variables defined by a theme/plugin should start with the theme/plugin prefix. Found: "$hash".

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Functions declared in the global namespace by a theme/plugin should start with the theme/plugin prefix. Found: "activate_smartarget".

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A function call to __() with texts containing placeholders was found, but was not accompanied by a "translators:" comment on the line above to clarify the meaning of the placeholders.

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PHP file should prevent direct access. Add a check like: if ( ! defined( 'ABSPATH' ) ) exit;

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Function "submit_button()" requires WordPress 3.1.0, but your plugin minimum supported version is WordPress 3.0.1.

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load_plugin_textdomain() has been discouraged since WordPress version 4.6. When your plugin is hosted on WordPress.org, you no longer need to manually include this function call for translations under your plugin slug. WordPress will automatically load the translations for you as needed.

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All output should be run through an escaping function (like esc_html_e() or esc_attr_e()), found '_e'.

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Processing form data without nonce verification.