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| 1 | +<?php |
| 2 | +/** |
| 3 | + * CLI Class |
| 4 | + * |
| 5 | + * Used for managing WP-CLI integration. |
| 6 | + * |
| 7 | + * @package flagpole |
| 8 | + */ |
| 9 | + |
| 10 | +namespace Flagpole; |
| 11 | + |
| 12 | +use Flagpole\Flagpole; |
| 13 | +use Flagpole\Flag; |
| 14 | +use WP_CLI; |
| 15 | + |
| 16 | + |
| 17 | +/** |
| 18 | + * Class CLI |
| 19 | + * |
| 20 | + * @package FeatureFlag |
| 21 | + */ |
| 22 | +class CLI { |
| 23 | + private const FLAGPOLE_CLI_PREFIX = 'flagpole '; |
| 24 | + |
| 25 | + /** |
| 26 | + * Registers WP CLI commands. |
| 27 | + */ |
| 28 | + public function register() { |
| 29 | + WP_CLI::add_command( self::FLAGPOLE_CLI_PREFIX . 'list', [ $this, 'flag_list' ] ); |
| 30 | + WP_CLI::add_command( self::FLAGPOLE_CLI_PREFIX . 'activate', [ $this, 'flag_on' ] ); |
| 31 | + WP_CLI::add_command( self::FLAGPOLE_CLI_PREFIX . 'deactivate', [ $this, 'flag_off' ] ); |
| 32 | + WP_CLI::add_command( self::FLAGPOLE_CLI_PREFIX . 'toggle', [ $this, 'flag_toggle' ] ); |
| 33 | + } |
| 34 | + |
| 35 | + private function flag_filter_enabled( $flag_item ) { |
| 36 | + if ( ( gettype( $flag_item['enabled'] ) === 'boolean') && ( $flag_item['enabled'] === true ) || ( $flag_item['enabled'] === 'true' ) ) { |
| 37 | + return $flag_item; |
| 38 | + } |
| 39 | + } |
| 40 | + |
| 41 | + /** |
| 42 | + * Encodes flagpole array data in a way that is easier to read when displayed. |
| 43 | + * Specifically, we convert booleans to string equivalents and add 'enabled' data. |
| 44 | + * |
| 45 | + * @param array $data |
| 46 | + * @return array |
| 47 | + */ |
| 48 | + private function flag_list_data_encode( $data, $bool_type = 'string' ) { |
| 49 | + $encoded_data = []; |
| 50 | + |
| 51 | + $true_val = 'true'; |
| 52 | + $false_val = 'false'; |
| 53 | + |
| 54 | + if ( $bool_type == 'boolean' ) { |
| 55 | + $true_val = true; |
| 56 | + $false_val = false; |
| 57 | + } |
| 58 | + |
| 59 | + foreach ( $data as $flag_key => $flag_value ) { |
| 60 | + $encoded_data[ $flag_value->get_key( false ) ] = [ |
| 61 | + 'key' => $flag_value->get_key( false ), |
| 62 | + 'name' => $flag_value->get_name( false ), |
| 63 | + 'description' => $flag_value->get_description( false ), |
| 64 | + 'label' => $flag_value->get_label( false ), |
| 65 | + 'activated' => $flag_value->is_enabled() ? $true_val : $false_val, |
| 66 | + 'stable' => $flag_value->is_stable( false ) ? $true_val : $false_val, |
| 67 | + 'enforced' => $flag_value->get_enforced() ? $true_val : $false_val, |
| 68 | + 'private' => $false_val |
| 69 | + ]; |
| 70 | + } |
| 71 | + |
| 72 | + return $encoded_data; |
| 73 | + } |
| 74 | + |
| 75 | + /** |
| 76 | + * Lists all registered flags. |
| 77 | + * |
| 78 | + * ## OPTIONS |
| 79 | + * |
| 80 | + * <type> |
| 81 | + * : The type of table to display. |
| 82 | + * default: table |
| 83 | + * options: |
| 84 | + * - csv |
| 85 | + * - json |
| 86 | + * - table |
| 87 | + * - yaml |
| 88 | + * |
| 89 | + * ## EXAMPLES |
| 90 | + * |
| 91 | + * wp flagpole list |
| 92 | + * wp flagpole list csv |
| 93 | + * |
| 94 | + */ |
| 95 | + public function flag_list( $args, $assoc_args ) { |
| 96 | + /** |
| 97 | + * @todo switch to associated arguments only. |
| 98 | + * @todo filter by group/label. |
| 99 | + * @todo filter by on/off. |
| 100 | + * @todo filter fields to return. |
| 101 | + */ |
| 102 | + |
| 103 | + // We don't support the 'ids' or 'count' types, as there's no real benefit to them here. |
| 104 | + $supported_render_types = [ |
| 105 | + 'table', |
| 106 | + 'csv', |
| 107 | + 'json', |
| 108 | + 'yaml', |
| 109 | + ]; |
| 110 | + |
| 111 | + $render_type = 'table'; |
| 112 | + |
| 113 | + if ( $args !== [] and in_array( $args[0], $supported_render_types, true ) ) { |
| 114 | + $render_type = $args[0]; |
| 115 | + } |
| 116 | + |
| 117 | + $flagpole_available_flags = Flagpole::init()->get_flags(); |
| 118 | + |
| 119 | + $fields_to_display = [ |
| 120 | + 'key', |
| 121 | + 'name', |
| 122 | + 'description', |
| 123 | + 'label', |
| 124 | + 'stable', |
| 125 | + 'activated', |
| 126 | + 'enforced', |
| 127 | + 'private', |
| 128 | + ]; |
| 129 | + |
| 130 | + $bool_type = 'boolean'; |
| 131 | + |
| 132 | + if ( 'table' === $render_type ) { |
| 133 | + $bool_type = 'string'; |
| 134 | + } |
| 135 | + |
| 136 | + $flagpole_available_flags = $this->flag_list_data_encode( $flagpole_available_flags, $bool_type ); |
| 137 | + |
| 138 | + $enabled_flags = array_filter( $flagpole_available_flags, [ $this, 'flag_filter_enabled' ] ); |
| 139 | + |
| 140 | + WP_CLI::line( 'Flags: ' . count( $flagpole_available_flags ) . ' registered. ' . count( $enabled_flags ) . ' enabled.' ); |
| 141 | + WP_CLI::line(); |
| 142 | + |
| 143 | + if ( count( $flagpole_available_flags ) > 0 ) { |
| 144 | + WP_CLI\Utils\format_items( $render_type, $flagpole_available_flags, $fields_to_display ); |
| 145 | + WP_CLI::line(); |
| 146 | + } |
| 147 | + } |
| 148 | + |
| 149 | + /** |
| 150 | + * Activates any given flag or a comma separated list of flags. |
| 151 | + * If any given flag is already active, its state is not changed. |
| 152 | + * |
| 153 | + * ## OPTIONS |
| 154 | + * |
| 155 | + * <flag(s)> |
| 156 | + * : The key of the flag to activate. This can be a comma separated list for multiple flags. |
| 157 | + * |
| 158 | + * ## EXAMPLES |
| 159 | + * |
| 160 | + * wp flagpole activate my-example-flag |
| 161 | + * wp flagpole activate my-example-flag,my-other-example-flag |
| 162 | + * wp flagpole on my-example-flag |
| 163 | + * |
| 164 | + * @alias on |
| 165 | + */ |
| 166 | + public function flag_on( $args, $assoc_args ) { |
| 167 | + if ( $args == [] ) { |
| 168 | + WP_CLI::error( 'Flag not provided' ); |
| 169 | + return; |
| 170 | + } |
| 171 | + |
| 172 | + if ( $args[0] ) { |
| 173 | + if ( strpos( $args[0], ',' ) > 0 ) { |
| 174 | + $flags = explode( ',', $args[0] ); |
| 175 | + } else { |
| 176 | + $flags = [ $args[0] ]; |
| 177 | + } |
| 178 | + |
| 179 | + foreach( $flags as $flag ) { |
| 180 | + if ( true === $this->flag_exists_and_has_state( $flag, true ) ) { |
| 181 | + Flagpole::init()->toggle_feature_publication( $flag ); |
| 182 | + WP_CLI::success( $flag . ' activated.' ); |
| 183 | + } |
| 184 | + } |
| 185 | + return; |
| 186 | + } |
| 187 | + } |
| 188 | + |
| 189 | + /** |
| 190 | + * Deactivates any given flag or a comma separated list of flags. |
| 191 | + * If any given flag is already deactivated, its state is not changed. |
| 192 | + * |
| 193 | + * ## OPTIONS |
| 194 | + * |
| 195 | + * <flag(s)> |
| 196 | + * : The key of the flag to activate. This can be a comma separated list for multiple flags. |
| 197 | + * |
| 198 | + * ## EXAMPLES |
| 199 | + * |
| 200 | + * wp flagpole deactivate my-example-flag |
| 201 | + * wp flagpole deactivate my-example-flag,my-other-example-flag |
| 202 | + * wp flagpole off my-example-flag |
| 203 | + * |
| 204 | + * @alias off |
| 205 | + */ |
| 206 | + public function flag_off( $args, $assoc_args ) { |
| 207 | + if ( $args == [] ) { |
| 208 | + WP_CLI::error( 'Flag not provided' ); |
| 209 | + return; |
| 210 | + } |
| 211 | + |
| 212 | + if ( $args[0] ) { |
| 213 | + if ( strpos( $args[0], ',' ) > 0 ) { |
| 214 | + $flags = explode( ',', $args[0] ); |
| 215 | + } else { |
| 216 | + $flags = [ $args[0] ]; |
| 217 | + } |
| 218 | + |
| 219 | + foreach( $flags as $flag ) { |
| 220 | + if ( true === $this->flag_exists_and_has_state( $flag, false ) ) { |
| 221 | + Flagpole::init()->toggle_feature_publication( $flag ); |
| 222 | + WP_CLI::success( $flag . ' deactivated.' ); |
| 223 | + } |
| 224 | + } |
| 225 | + } |
| 226 | + } |
| 227 | + |
| 228 | + /** |
| 229 | + * Toggles any given flag or a comma separated list of flags. |
| 230 | + * |
| 231 | + * ## OPTIONS |
| 232 | + * |
| 233 | + * <flag(s)> |
| 234 | + * : The key of the flag to toggle. This can be a comma separated list for multiple flags. |
| 235 | + * |
| 236 | + * ## EXAMPLES |
| 237 | + * |
| 238 | + * wp flagpole toggle my-example-flag |
| 239 | + * wp flagpole toggle my-example-flag,my-other-example-flag |
| 240 | + * |
| 241 | + */ |
| 242 | + public function flag_toggle( $args, $assoc_args ) { |
| 243 | + if ( $args == [] ) { |
| 244 | + WP_CLI::error( 'Flag not provided' ); |
| 245 | + return; |
| 246 | + } |
| 247 | + |
| 248 | + if ( $args[0] ) { |
| 249 | + if ( strpos( $args[0], ',' ) > 0 ) { |
| 250 | + $flags = explode( ',', $args[0] ); |
| 251 | + } else { |
| 252 | + $flags = [ $args[0] ]; |
| 253 | + } |
| 254 | + |
| 255 | + foreach( $flags as $flag ) { |
| 256 | + $query_flag = Flagpole::init()->find_flag( $flag ); |
| 257 | + $is_currently_enabled = $query_flag->is_enabled(); |
| 258 | + |
| 259 | + Flagpole::init()->toggle_feature_publication( $flag ); |
| 260 | + if ( true === $is_currently_enabled ) { |
| 261 | + WP_CLI::success( $flag . ' deactivated.' ); |
| 262 | + } else { |
| 263 | + WP_CLI::success( $flag . ' activated.' ); |
| 264 | + } |
| 265 | + } |
| 266 | + } |
| 267 | + } |
| 268 | + |
| 269 | + /** |
| 270 | + * Helper functions. |
| 271 | + */ |
| 272 | + |
| 273 | + /** |
| 274 | + * Looks up a flag, checks if it exists and is of a given state. |
| 275 | + * |
| 276 | + * @param string $flag Name of the flag. |
| 277 | + * @param boolean $activated Whether the flag is activated or deactivated. |
| 278 | + * @return void |
| 279 | + */ |
| 280 | + function flag_exists_and_has_state ( $flag, $activated = true ) { |
| 281 | + $query_flag = Flagpole::init()->find_flag( $flag ); |
| 282 | + |
| 283 | + if ( false === $query_flag ) { |
| 284 | + WP_CLI::error( $flag . ' is not a registered flag' ); |
| 285 | + return false; |
| 286 | + } |
| 287 | + |
| 288 | + if ( true === $activated && true === $query_flag->is_enabled() ) { |
| 289 | + WP_CLI::success( $flag . ' is already active.' ); |
| 290 | + return false; |
| 291 | + } |
| 292 | + |
| 293 | + if ( false === $activated && false === $query_flag->is_enabled() ) { |
| 294 | + WP_CLI::success( $flag . ' is already deactive.' ); |
| 295 | + return false; |
| 296 | + } |
| 297 | + |
| 298 | + return true; |
| 299 | + } |
| 300 | +} |
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