| Total Complexity | 40 |
| Total Lines | 301 |
| Duplicated Lines | 0 % |
| Changes | 1 | ||
| Bugs | 0 | Features | 0 |
Complex classes like MonsterInsights_Tracking_Analytics often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes.
Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.
While breaking up the class, it is a good idea to analyze how other classes use MonsterInsights_Tracking_Analytics, and based on these observations, apply Extract Interface, too.
| 1 | <?php |
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| 16 | class MonsterInsights_Tracking_Analytics extends MonsterInsights_Tracking_Abstract { |
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| 17 | |||
| 18 | /** |
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| 19 | * Holds the name of the tracking type. |
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| 20 | * |
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| 21 | * @since 6.0.0 |
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| 22 | * @access public |
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| 23 | * |
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| 24 | * @var string $name Name of the tracking type. |
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| 25 | */ |
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| 26 | public $name = 'analytics'; |
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| 27 | |||
| 28 | /** |
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| 29 | * Version of the tracking class. |
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| 30 | * |
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| 31 | * @since 6.0.0 |
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| 32 | * @access public |
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| 33 | * |
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| 34 | * @var string $version Version of the tracking class. |
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| 35 | */ |
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| 36 | public $version = '1.0.0'; |
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| 37 | |||
| 38 | /** |
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| 39 | * Primary class constructor. |
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| 40 | * |
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| 41 | * @since 6.0.0 |
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| 42 | * @access public |
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| 43 | */ |
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| 44 | public function __construct() { |
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| 45 | |||
| 46 | } |
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| 47 | |||
| 48 | /** |
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| 49 | * Get frontend tracking options. |
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| 50 | * |
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| 51 | * This function is used to return an array of parameters |
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| 52 | * for the frontend_output() function to output. These are |
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| 53 | * generally dimensions and turned on GA features. |
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| 54 | * |
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| 55 | * @since 6.0.0 |
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| 56 | * @access public |
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| 57 | * |
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| 58 | * @return array Array of the options to use. |
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| 59 | */ |
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| 60 | public function frontend_tracking_options( ) { |
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| 61 | global $wp_query; |
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| 62 | $options = array(); |
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| 63 | |||
| 64 | $ua_code = monsterinsights_get_ua_to_output(); |
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| 65 | if ( empty( $ua_code ) ) { |
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| 66 | return $options; |
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| 67 | } |
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| 68 | |||
| 69 | $track_user = monsterinsights_track_user(); |
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| 70 | |||
| 71 | if ( ! $track_user ) { |
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| 72 | $options['create'] = "'create', '" . esc_js( $ua_code ) . "', '" . esc_js( 'auto' ) . "'"; |
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| 73 | $options['forceSSL'] = "'set', 'forceSSL', true"; |
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| 74 | $options['send'] = "'send','pageview'"; |
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| 75 | return $options; |
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| 76 | } |
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| 77 | |||
| 78 | $domain = esc_attr( monsterinsights_get_option( 'subdomain_tracking', 'auto' ) ); |
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| 79 | |||
| 80 | $allow_linker = monsterinsights_get_option( 'add_allow_linker', false ); |
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| 81 | $allow_anchor = monsterinsights_get_option( 'allow_anchor', false ); |
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| 82 | |||
| 83 | |||
| 84 | $create = array(); |
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| 85 | if ( $allow_anchor ) { |
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| 86 | $create['allowAnchor'] = true; |
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| 87 | } |
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| 88 | |||
| 89 | if ( $allow_linker ) { |
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| 90 | $create['allowLinker'] = true; |
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| 91 | } |
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| 92 | |||
| 93 | if ( class_exists( 'MonsterInsights_AMP' ) ) { |
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| 94 | $create['useAmpClientId'] = true; |
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| 95 | } |
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| 96 | |||
| 97 | $create = apply_filters( 'monsterinsights_frontend_tracking_options_analytics_create', $create ); |
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| 98 | |||
| 99 | if ( $create && ! empty( $create ) && is_array( $create ) ) { |
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| 100 | $create = json_encode( $create ); |
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| 101 | $create = str_replace( '"', "'", $create ); |
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| 102 | $options['create'] = "'create', '" . esc_js( $ua_code ). "', '" . esc_js( $domain ) . "', " . $create; |
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| 103 | } else { |
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| 104 | $options['create'] = "'create', '" . esc_js( $ua_code ) . "', '" . esc_js( $domain ) . "'"; |
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| 105 | } |
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| 106 | |||
| 107 | $options['forceSSL'] = "'set', 'forceSSL', true"; |
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| 108 | |||
| 109 | $code = monsterinsights_get_option( 'custom_code', false ); |
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| 110 | if ( ! empty( $code ) ) { |
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| 111 | // Add custom code to the view |
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| 112 | $options['custom_code'] = array( |
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| 113 | 'type' => 'custom_code', |
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| 114 | 'value' => stripslashes( $code ), |
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| 115 | ); |
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| 116 | } |
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| 117 | |||
| 118 | // Anonymous data |
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| 119 | if ( monsterinsights_get_option( 'anonymize_ips', false ) ) { |
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| 120 | $options['anonymize_ips'] = "'set', 'anonymizeIp', true"; |
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| 121 | } |
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| 122 | |||
| 123 | $options = apply_filters( 'monsterinsights_frontend_tracking_options_analytics_before_scripts', $options ); |
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| 124 | |||
| 125 | // add demographics |
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| 126 | if ( monsterinsights_get_option( 'demographics', false ) ) { |
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| 127 | $options['demographics'] = "'require', 'displayfeatures'"; |
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| 128 | } |
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| 129 | |||
| 130 | // Add Enhanced link attribution |
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| 131 | $options['enhanced_link_attribution'] = "'require', 'linkid', 'linkid.js'"; |
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| 132 | |||
| 133 | $options = apply_filters( 'monsterinsights_frontend_tracking_options_analytics_before_pageview', $options ); |
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| 134 | $options = apply_filters( 'monsterinsights_frontend_tracking_options_before_pageview', $options, $this->name, $this->version ); |
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| 135 | |||
| 136 | if ( is_404() ) { |
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| 137 | if ( monsterinsights_get_option( 'hash_tracking', false ) ) { |
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| 138 | $options['send'] = "'send','pageview','/404.html?page=' + document.location.pathname + document.location.search + location.hash + '&from=' + document.referrer"; |
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| 139 | } else { |
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| 140 | $options['send'] = "'send','pageview','/404.html?page=' + document.location.pathname + document.location.search + '&from=' + document.referrer"; |
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| 141 | } |
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| 142 | } else if ( $wp_query->is_search ) { |
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| 143 | $pushstr = "'send','pageview','/?s="; |
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| 144 | if ( (int) $wp_query->found_posts === 0 ) { |
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| 145 | $options['send'] = $pushstr . 'no-results:' . rawurlencode( $wp_query->query_vars['s'] ) . "&cat=no-results'"; |
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| 146 | } else if ( (int) $wp_query->found_posts === 1 ) { |
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| 147 | $options['send'] = $pushstr . rawurlencode( $wp_query->query_vars['s'] ) . "&cat=1-result'"; |
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| 148 | } else if ( $wp_query->found_posts > 1 && $wp_query->found_posts < 6 ) { |
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| 149 | $options['send'] = $pushstr . rawurlencode( $wp_query->query_vars['s'] ) . "&cat=2-5-results'"; |
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| 150 | } else { |
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| 151 | $options['send'] = $pushstr . rawurlencode( $wp_query->query_vars['s'] ) . "&cat=plus-5-results'"; |
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| 152 | } |
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| 153 | } else if ( monsterinsights_get_option( 'hash_tracking', false ) ) { |
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| 154 | $options['send'] = "'send','pageview', location.pathname + location.search + location.hash"; |
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| 155 | } else { |
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| 156 | $options['send'] = "'send','pageview'"; |
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| 157 | } |
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| 158 | |||
| 159 | $options = apply_filters( 'monsterinsights_frontend_tracking_options_analytics_end', $options ); |
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| 160 | return $options; |
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| 161 | } |
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| 162 | |||
| 163 | /** |
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| 164 | * Get frontend output. |
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| 165 | * |
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| 166 | * This function is used to return the Javascript |
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| 167 | * to output in the head of the page for the given |
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| 168 | * tracking method. |
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| 169 | * |
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| 170 | * @since 6.0.0 |
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| 171 | * @access public |
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| 172 | * |
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| 173 | * @return string Javascript to output. |
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| 174 | */ |
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| 175 | public function frontend_output( ) { |
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| 176 | $options = $this->frontend_tracking_options(); |
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| 177 | $src = apply_filters( 'monsterinsights_frontend_output_analytics_src', '//www.google-analytics.com/analytics.js' ); |
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| 178 | $compat = monsterinsights_get_option( 'gatracker_compatibility_mode', false ); |
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| 179 | $compat = $compat ? 'window.ga = __gaTracker;' : ''; |
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| 180 | $track_user = monsterinsights_track_user(); |
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| 181 | $ua = monsterinsights_get_ua(); |
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| 182 | $output = ''; |
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| 183 | $reason = ''; |
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| 184 | $attributes = apply_filters( 'monsterinsights_tracking_analytics_script_attributes', array( 'type' => "text/javascript", 'data-cfasync' => 'false' ) ); |
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| 185 | $attr_string = ''; |
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| 186 | if ( ! empty( $attributes ) ) { |
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| 187 | foreach( $attributes as $attr_name => $attr_value ) { |
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| 188 | if ( ! empty( $attr_name ) ) { |
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| 189 | $attr_string .= ' ' . sanitize_key( $attr_name ) . '="' . esc_attr( $attr_value ) . '"'; |
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| 190 | } else { |
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| 191 | $attr_string .= ' ' . sanitize_key( $attr_value ); |
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| 192 | } |
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| 193 | } |
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| 194 | } |
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| 195 | ob_start(); |
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| 196 | ?> |
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| 197 | <!-- This site uses the Google Analytics by MonsterInsights plugin v<?php echo MONSTERINSIGHTS_VERSION; ?> - Using Analytics tracking - https://www.monsterinsights.com/ --> |
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| 198 | <?php if ( ! $track_user ) { |
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| 199 | if ( empty( $ua ) ) { |
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| 200 | $reason = __( 'Note: MonsterInsights is not currently configured on this site. The site owner needs to authenticate with Google Analytics in the MonsterInsights settings panel.', 'google-analytics-for-wordpress' ); |
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| 201 | $output .= '<!-- ' . esc_html( $reason ) . ' -->' . PHP_EOL; |
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| 202 | } else if ( current_user_can( 'monsterinsights_save_settings' ) ) { |
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| 203 | $reason = __( 'Note: MonsterInsights does not track you as a logged in site administrator to prevent site owners from accidentally skewing their own Google Analytics data.'. PHP_EOL . 'If you are testing Google Analytics code, please do so either logged out or in the private browsing/incognito mode of your web browser.', 'google-analytics-for-wordpress' ); |
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| 204 | $output .= '<!-- ' . esc_html( $reason ) . ' -->' . PHP_EOL; |
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| 205 | } else { |
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| 206 | $reason = __( 'Note: The site owner has disabled Google Analytics tracking for your user role.', 'google-analytics-for-wordpress' ); |
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| 207 | $output .= '<!-- ' . esc_html( $reason ) . ' -->' . PHP_EOL; |
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| 208 | } |
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| 209 | echo $output; |
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| 210 | } ?> |
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| 211 | <?php if ( $ua ) { ?> |
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| 212 | <script<?php echo $attr_string;?>> |
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| 213 | var mi_version = '<?php echo MONSTERINSIGHTS_VERSION; ?>'; |
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| 214 | var mi_track_user = <?php echo ( $track_user ? 'true' : 'false' ); ?>; |
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| 215 | var mi_no_track_reason = <?php echo ( $reason ? "'" . esc_js( $reason) . "'": "''" ); ?>; |
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| 216 | <?php do_action( 'monsterinsights_tracking_analytics_frontend_output_after_mi_track_user' ); ?> |
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| 217 | |||
| 218 | <?php if ( $this->should_do_optout() ) { ?> |
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| 219 | var disableStr = 'ga-disable-<?php echo monsterinsights_get_ua(); ?>'; |
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| 220 | |||
| 221 | /* Function to detect opted out users */ |
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| 222 | function __gaTrackerIsOptedOut() { |
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| 223 | return document.cookie.indexOf(disableStr + '=true') > -1; |
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| 224 | } |
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| 225 | |||
| 226 | /* Disable tracking if the opt-out cookie exists. */ |
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| 227 | if ( __gaTrackerIsOptedOut() ) { |
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| 228 | window[disableStr] = true; |
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| 229 | } |
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| 230 | |||
| 231 | /* Opt-out function */ |
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| 232 | function __gaTrackerOptout() { |
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| 233 | document.cookie = disableStr + '=true; expires=Thu, 31 Dec 2099 23:59:59 UTC; path=/'; |
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| 234 | window[disableStr] = true; |
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| 235 | } |
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| 236 | <?php } ?> |
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| 237 | |||
| 238 | if ( mi_track_user ) { |
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| 239 | (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){ |
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| 240 | (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o), |
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| 241 | m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m) |
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| 242 | })(window,document,'script','<?php echo $src; ?>','__gaTracker'); |
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| 243 | |||
| 244 | <?php |
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| 245 | echo $compat; |
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| 246 | |||
| 247 | if ( count( $options ) >= 1 ) { |
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| 248 | foreach ( $options as $item ) { |
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| 249 | if ( ! is_array( $item ) ) { |
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| 250 | echo ' __gaTracker(' . $item . ");\n"; |
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| 251 | } else if ( ! empty ( $item['value'] ) ) { |
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| 252 | echo ' ' . $item['value'] . "\n"; |
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| 253 | } |
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| 254 | } |
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| 255 | } |
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| 256 | ?> |
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| 257 | } else { |
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| 258 | <?php if ( $this->should_do_optout() ) { ?> |
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| 259 | console.log( "<?php echo esc_js( $reason );?>" ); |
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| 260 | (function() { |
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| 261 | /* https://developers.google.com/analytics/devguides/collection/analyticsjs/ */ |
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| 262 | var noopfn = function() { |
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| 263 | return null; |
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| 264 | }; |
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| 265 | var noopnullfn = function() { |
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| 266 | return null; |
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| 267 | }; |
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| 268 | var Tracker = function() { |
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| 269 | return null; |
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| 270 | }; |
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| 271 | var p = Tracker.prototype; |
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| 272 | p.get = noopfn; |
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| 273 | p.set = noopfn; |
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| 274 | p.send = noopfn; |
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| 275 | var __gaTracker = function() { |
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| 276 | var len = arguments.length; |
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| 277 | if ( len === 0 ) { |
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| 278 | return; |
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| 279 | } |
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| 280 | var f = arguments[len-1]; |
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| 281 | if ( typeof f !== 'object' || f === null || typeof f.hitCallback !== 'function' ) { |
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| 282 | console.log( '<?php echo esc_js( __("Not running function", "google-analytics-for-wordpress" ) );?> __gaTracker(' + arguments[0] + " ....) <?php echo esc_js( __( "because you are not being tracked.", 'google-analytics-for-wordpress' ) );?> " + mi_no_track_reason ); |
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| 283 | return; |
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| 284 | } |
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| 285 | try { |
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| 286 | f.hitCallback(); |
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| 287 | } catch (ex) { |
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| 288 | |||
| 289 | } |
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| 290 | }; |
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| 291 | __gaTracker.create = function() { |
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| 292 | return new Tracker(); |
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| 293 | }; |
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| 294 | __gaTracker.getByName = noopnullfn; |
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| 295 | __gaTracker.getAll = function() { |
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| 296 | return []; |
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| 297 | }; |
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| 298 | __gaTracker.remove = noopfn; |
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| 299 | window['__gaTracker'] = __gaTracker; |
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| 300 | <?php echo $compat; ?> |
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| 301 | })(); |
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| 302 | <?php } ?> |
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| 303 | } |
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| 304 | </script> |
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| 305 | <?php } else { ?> |
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| 306 | <!-- No UA code set --> |
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| 307 | <?php } ?> |
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| 308 | <!-- / Google Analytics by MonsterInsights --> |
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| 309 | <?php |
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| 310 | $output = ob_get_contents(); |
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| 311 | ob_end_clean(); |
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| 312 | return $output; |
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| 313 | } |
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| 314 | |||
| 315 | public function should_do_optout() { |
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| 317 | } |
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| 318 | } |
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| 319 |