fields
7 years ago
types
2 years ago
fontpack.php
7 years ago
loader.php
7 years ago
registry.php
7 years ago
fontpack.php
286 lines
| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * Fontpack |
| 5 | * |
| 6 | * @package Icon_Picker |
| 7 | * @version 0.1.0 |
| 8 | * @author Dzikri Aziz <kvcrvt@gmail.com> |
| 9 | */ |
| 10 | |
| 11 | final class Icon_Picker_Fontpack { |
| 12 | |
| 13 | /** |
| 14 | * Icon_Picker_Fontpack singleton |
| 15 | * |
| 16 | * @static |
| 17 | * @since 0.1.0 |
| 18 | * @access protected |
| 19 | * @var Icon_Picker_Fontpack |
| 20 | */ |
| 21 | protected static $instance; |
| 22 | |
| 23 | /** |
| 24 | * Fontpack directory path |
| 25 | * |
| 26 | * @since 0.1.0 |
| 27 | * @access protected |
| 28 | * @var string |
| 29 | */ |
| 30 | protected $dir; |
| 31 | |
| 32 | /** |
| 33 | * Fontpack directory url path |
| 34 | * |
| 35 | * @since 0.1.0 |
| 36 | * @access protected |
| 37 | * @var string |
| 38 | */ |
| 39 | protected $url; |
| 40 | |
| 41 | /** |
| 42 | * Error messages |
| 43 | * |
| 44 | * @since 0.1.0 |
| 45 | * @access protected |
| 46 | * @var array |
| 47 | */ |
| 48 | protected $messages = array(); |
| 49 | |
| 50 | /** |
| 51 | * Icon packs |
| 52 | * |
| 53 | * @since 0.1.0 |
| 54 | * @access protected |
| 55 | * @var array |
| 56 | */ |
| 57 | protected $packs = array(); |
| 58 | |
| 59 | |
| 60 | /** |
| 61 | * Get instance |
| 62 | * |
| 63 | * @static |
| 64 | * @since 0.1.0 |
| 65 | * @return Icon_Picker_Fontpack |
| 66 | */ |
| 67 | public static function instance() { |
| 68 | if ( is_null( self::$instance ) ) { |
| 69 | self::$instance = new self(); |
| 70 | } |
| 71 | |
| 72 | return self::$instance; |
| 73 | } |
| 74 | |
| 75 | |
| 76 | /** |
| 77 | * Getter magic |
| 78 | * |
| 79 | * @since 0.1.0 |
| 80 | * @param string $name Property name. |
| 81 | * @return mixed NULL if attribute doesn't exist. |
| 82 | */ |
| 83 | public function __get( $name ) { |
| 84 | if ( isset( $this->$name ) ) { |
| 85 | return $this->$name; |
| 86 | } |
| 87 | |
| 88 | return null; |
| 89 | } |
| 90 | |
| 91 | |
| 92 | /** |
| 93 | * Setter magic |
| 94 | * |
| 95 | * @since 0.1.0 |
| 96 | * @return bool |
| 97 | */ |
| 98 | public function __isset( $name ) { |
| 99 | return isset( $this->$name ); |
| 100 | } |
| 101 | |
| 102 | |
| 103 | /** |
| 104 | * Constructor |
| 105 | * |
| 106 | * @since 0.1.0 |
| 107 | * @access protected |
| 108 | * @return Icon_Picker_Fontpack |
| 109 | */ |
| 110 | protected function __construct() { |
| 111 | /** |
| 112 | * Allow different system path for fontpacks |
| 113 | * |
| 114 | * @since 0.1.0 |
| 115 | * @param string $dir Directory path, defaults to /wp-content/fontpacks. |
| 116 | */ |
| 117 | $this->dir = apply_filters( 'icon_picker_fontpacks_dir_path', WP_CONTENT_DIR . '/fontpacks' ); |
| 118 | |
| 119 | if ( ! is_readable( $this->dir ) ) { |
| 120 | return; |
| 121 | } |
| 122 | |
| 123 | /** |
| 124 | * Allow different URL path for fontpacks |
| 125 | * |
| 126 | * @since 0.4.0 |
| 127 | * @param string $url URL path, defaults to /wp-content/fontpacks |
| 128 | */ |
| 129 | $this->url = apply_filters( 'icon_picker_fontpacks_dir_url', WP_CONTENT_URL . '/fontpacks' ); |
| 130 | |
| 131 | $this->messages = array( |
| 132 | 'no_config' => __( 'Icon Picker: %1$s was not found in %2$s.', 'icon-picker' ), |
| 133 | 'config_error' => __( 'Icon Picker: %s contains an error or more.', 'icon-picker' ), |
| 134 | 'invalid' => __( 'Icon Picker: %1$s is not set or invalid in %2$s.', 'icon-picker' ), |
| 135 | 'duplicate' => __( 'Icon Picker: %1$s is already registered. Please check your font pack config file: %2$s.', 'icon-picker' ), |
| 136 | ); |
| 137 | |
| 138 | $this->collect_packs(); |
| 139 | $this->register_packs(); |
| 140 | } |
| 141 | |
| 142 | |
| 143 | /** |
| 144 | * Collect icon packs |
| 145 | * |
| 146 | * @since 0.1.0 |
| 147 | * @access protected |
| 148 | * @return void |
| 149 | */ |
| 150 | protected function collect_packs() { |
| 151 | $iterator = new DirectoryIterator( $this->dir ); |
| 152 | |
| 153 | foreach ( $iterator as $pack_dir ) { |
| 154 | if ( $pack_dir->isDot() || ! $pack_dir->isDir() || ! $pack_dir->isReadable() ) { |
| 155 | continue; |
| 156 | } |
| 157 | |
| 158 | $pack_dirname = $pack_dir->getFilename(); |
| 159 | $pack_data = $this->get_pack_data( $pack_dir ); |
| 160 | |
| 161 | if ( ! empty( $pack_data ) ) { |
| 162 | $this->packs[ $pack_dirname ] = $pack_data; |
| 163 | } |
| 164 | } |
| 165 | } |
| 166 | |
| 167 | |
| 168 | /** |
| 169 | * Register icon packs |
| 170 | * |
| 171 | * @since 0.1.0 |
| 172 | * @access protected |
| 173 | * @return void |
| 174 | */ |
| 175 | protected function register_packs() { |
| 176 | if ( empty( $this->packs ) ) { |
| 177 | return; |
| 178 | } |
| 179 | |
| 180 | $icon_picker = Icon_Picker::instance(); |
| 181 | require_once "{$icon_picker->dir}/includes/types/fontello.php"; |
| 182 | |
| 183 | foreach ( $this->packs as $pack_data ) { |
| 184 | $icon_picker->registry->add( new Icon_Picker_Type_Fontello( $pack_data ) ); |
| 185 | } |
| 186 | } |
| 187 | |
| 188 | |
| 189 | /** |
| 190 | * Get icon pack data |
| 191 | * |
| 192 | * @since 0.1.0 |
| 193 | * @access protected |
| 194 | * @param DirectoryIterator $pack_dir Icon pack directory object. |
| 195 | * @return array Icon pack data array or FALSE. |
| 196 | */ |
| 197 | protected function get_pack_data( DirectoryIterator $pack_dir ) { |
| 198 | $pack_dirname = $pack_dir->getFilename(); |
| 199 | $pack_path = $pack_dir->getPathname(); |
| 200 | $cache_id = "icon_picker_fontpack_{$pack_dirname}"; |
| 201 | $cache_data = get_transient( $cache_id ); |
| 202 | $config_file = "{$pack_path}/config.json"; |
| 203 | |
| 204 | if ( false !== $cache_data && $cache_data['version'] === $pack_dir->getMTime() ) { |
| 205 | return $cache_data; |
| 206 | } |
| 207 | |
| 208 | // Make sure the config file exists and is readable. |
| 209 | if ( ! is_readable( $config_file ) ) { |
| 210 | trigger_error( |
| 211 | sprintf( |
| 212 | esc_html( $this->messages['no_config'] ), |
| 213 | '<code>config.json</code>', |
| 214 | sprintf( '<code>%s</code>', esc_html( $pack_path ) ) |
| 215 | ) |
| 216 | ); |
| 217 | |
| 218 | return false; |
| 219 | } |
| 220 | |
| 221 | $config = json_decode( file_get_contents( $config_file ), true ); |
| 222 | $errors = json_last_error(); |
| 223 | |
| 224 | if ( ! empty( $errors ) ) { |
| 225 | trigger_error( |
| 226 | sprintf( |
| 227 | esc_html( $this->messages['config_error'] ), |
| 228 | sprintf( '<code>%s/config.json</code>', esc_html( $pack_path ) ) |
| 229 | ) |
| 230 | ); |
| 231 | |
| 232 | return false; |
| 233 | } |
| 234 | |
| 235 | $keys = array( 'name', 'glyphs', 'css_prefix_text' ); |
| 236 | $items = array(); |
| 237 | |
| 238 | // Check each required config. |
| 239 | foreach ( $keys as $key ) { |
| 240 | if ( empty( $config[ $key ] ) ) { |
| 241 | trigger_error( |
| 242 | sprintf( |
| 243 | esc_html( $this->messages['invalid'] ), |
| 244 | sprintf( '<code><em>%s</em></code>', esc_html( $key ) ), |
| 245 | esc_html( $config_file ) |
| 246 | ) |
| 247 | ); |
| 248 | |
| 249 | return false; |
| 250 | } |
| 251 | } |
| 252 | |
| 253 | // Bail if no glyphs found. |
| 254 | if ( ! is_array( $config['glyphs'] ) || empty( $config['glyphs'] ) ) { |
| 255 | return false; |
| 256 | } |
| 257 | |
| 258 | foreach ( $config['glyphs'] as $glyph ) { |
| 259 | if ( ! empty( $glyph['css'] ) ) { |
| 260 | $items[] = array( |
| 261 | 'id' => $config['css_prefix_text'] . $glyph['css'], |
| 262 | 'name' => $glyph['css'], |
| 263 | ); |
| 264 | } |
| 265 | } |
| 266 | |
| 267 | if ( empty( $items ) ) { |
| 268 | return false; |
| 269 | } |
| 270 | |
| 271 | $pack_data = array( |
| 272 | 'id' => "pack-{$config['name']}", |
| 273 | 'name' => sprintf( __( 'Pack: %s', 'icon-picker' ), $config['name'] ), |
| 274 | 'version' => $pack_dir->getMTime(), |
| 275 | 'items' => $items, |
| 276 | 'stylesheet_uri' => "{$this->url}/{$pack_dirname}/css/{$config['name']}.css", |
| 277 | 'dir' => "{$this->dir}/{$pack_dirname}", |
| 278 | 'url' => "{$this->url}/{$pack_dirname}", |
| 279 | ); |
| 280 | |
| 281 | set_transient( $cache_id, $pack_data, DAY_IN_SECONDS ); |
| 282 | |
| 283 | return $pack_data; |
| 284 | } |
| 285 | } |
| 286 |