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<?php |
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/* |
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* FooGallery Admin Notices class |
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*/ |
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if ( ! class_exists( 'FooGallery_Admin_Notices' ) ) { |
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class FooGallery_Admin_Notices { |
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public function __construct() { |
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add_action( 'admin_notices', array( $this, 'display_thumb_test_notice') ); |
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add_action( 'foogallery_thumbnail_generation_test', array( $this, 'save_test_results') ); |
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} |
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function should_run_tests() { |
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$option = get_option( FOOGALLERY_OPTION_THUMB_TEST ); |
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$option_value = $this->generate_option_value(); |
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if ( !isset( $option ) ) { |
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//we have never run tests before |
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return true; |
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} else { |
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$option_key = $option['key']; |
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if ( $option_value !== $option_key ) { |
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//either the PHP version or Host has changed. In either case, we should run tests again! |
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return true; |
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} |
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} |
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return false; |
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} |
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function should_show_alert() { |
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$option = get_option( FOOGALLERY_OPTION_THUMB_TEST ); |
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if ( isset( $option ) && array_key_exists( 'results', $option ) ) { |
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$results = $option['results']; |
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//should show the alert if the tests were not a success |
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return !$results['success']; |
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} |
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return false; |
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} |
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function generate_option_value() { |
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$php_version = phpversion(); |
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$host = home_url(); |
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return "php$($php_version}-{$host}"; |
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} |
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function save_test_results($results) { |
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update_option( FOOGALLERY_OPTION_THUMB_TEST, array ( |
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'key' => $this->generate_option_value(), |
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'results' => $results |
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)); |
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} |
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function display_thumb_test_notice() { |
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//check if we are on specific admin pages |
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if ( FOOGALLERY_CPT_GALLERY === foo_current_screen_post_type() ) { |
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if ($this->should_run_tests()) { |
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$thumbs = new FooGallery_Thumbnails(); |
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$thumbs->run_thumbnail_generation_tests(); |
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} |
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if ($this->should_show_alert()) { |
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?> |
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<div class="notice error"> |
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<p> |
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<strong><?php _e('Thumbnail Generation Alert!', 'foogallery'); ?></strong><br/> |
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<?php _e('There is a problem generating thumbnails for your gallery. Please check that your hosting provider has the GD Image Library extension installed and enabled.' , 'foogallery'); ?><br /> |
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<?php _e('If thumbnails cannot be generated, then full-sized, uncropped images will be used instead. This will result in slow page load times, and thumbnails that do not look correct.', 'foogallery'); ?> |
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<br/> |
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</p> |
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</div> |
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<?php |
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} |
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} |
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} |
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} |
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} |
fooplugins /
foogallery
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You can fix this by adding a namespace to your class:
When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries.