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class-foobox-compatibility.php
375 lines
| 1 | <?php |
| 2 | /** |
| 3 | * Adds in better support for FooBox Free and PRO |
| 4 | */ |
| 5 | |
| 6 | if ( !class_exists( 'FooGallery_FooBox_Compatibility' ) ) { |
| 7 | |
| 8 | class FooGallery_FooBox_Compatibility { |
| 9 | |
| 10 | function __construct() { |
| 11 | //we need to make sure outdated versions of FooBox never run in the future |
| 12 | $this->ensure_outdated_foobox_extensions_never_run(); |
| 13 | |
| 14 | //add the FooBox lightbox option no matter if using Free or Pro |
| 15 | add_filter( 'foogallery_gallery_template_field_lightboxes', array($this, 'add_lightbox'), 11, 2 ); |
| 16 | |
| 17 | //alter the default lightbox to be foobox |
| 18 | add_filter( 'foogallery_alter_gallery_template_field', array( $this, 'make_foobox_default_lightbox' ), 10, 2 ); |
| 19 | |
| 20 | //allow changing of field values |
| 21 | add_filter( 'foogallery_render_gallery_template_field_value', array( $this, 'check_lightbox_value' ), 10, 4 ); |
| 22 | |
| 23 | if ( class_exists( 'fooboxV2' ) ) { |
| 24 | //FooBox PRO specific functionality |
| 25 | |
| 26 | //only add FooBox PRO functionality after FooBox version 1.2.29 |
| 27 | if ( defined( 'FOOBOX_BASE_VERSION' ) && version_compare( FOOBOX_BASE_VERSION, '1.2.29', '>' ) ) { |
| 28 | add_filter( 'foogallery_attachment_custom_fields', array($this, 'add_panning_fields' ) ); |
| 29 | add_filter( 'foogallery_attachment_html_link_attributes', array( $this, 'add_panning_attributes' ), 10, 3 ); |
| 30 | } |
| 31 | |
| 32 | } else { |
| 33 | //FooBox Free specific functionality |
| 34 | add_filter( 'foogallery_album_stack_link_class_name', array($this, 'album_stack_link_class_name')); |
| 35 | } |
| 36 | |
| 37 | //cater for different captions sources |
| 38 | add_filter( 'foogallery_attachment_html_link_attributes', array( $this, 'add_caption_attributes' ), 20, 3 ); |
| 39 | |
| 40 | //add custom captions |
| 41 | add_filter( 'foogallery_build_attachment_html_caption_custom', array( &$this, 'customize_captions' ), 90, 3 ); |
| 42 | |
| 43 | //add fields for FooBox free captions |
| 44 | add_filter( 'foogallery_override_gallery_template_fields', array( $this, 'add_caption_fields' ), 20, 2 ); |
| 45 | } |
| 46 | |
| 47 | /** |
| 48 | * Customize the captions if needed |
| 49 | * |
| 50 | * @param $captions |
| 51 | * @param $foogallery_attachment FooGalleryAttachment |
| 52 | * @param $args array |
| 53 | * |
| 54 | * @return array |
| 55 | */ |
| 56 | function customize_captions( $captions, $foogallery_attachment, $args) { |
| 57 | |
| 58 | if ( isset( $foogallery_attachment->custom_captions ) && $foogallery_attachment->custom_captions ) { |
| 59 | //specifically for foobox, make sure the custom captions are set |
| 60 | $foogallery_attachment->caption_title = ' '; |
| 61 | $foogallery_attachment->caption_desc = $captions['desc']; |
| 62 | } |
| 63 | |
| 64 | return $captions; |
| 65 | } |
| 66 | |
| 67 | /** |
| 68 | * Handle custom captions for the lightbox |
| 69 | * @param $attr |
| 70 | * @param $args |
| 71 | * @param $foogallery_attachment |
| 72 | * |
| 73 | * @return mixed |
| 74 | */ |
| 75 | function add_caption_attributes( $attr, $args, $foogallery_attachment ) { |
| 76 | global $current_foogallery; |
| 77 | |
| 78 | $force_same = false; |
| 79 | |
| 80 | //check if lightbox set to foobox |
| 81 | //Note that the $current_foogallery->lightbox property is only set if FooGallery PRO is running |
| 82 | if ( isset( $current_foogallery->lightbox ) && 'foobox' === $current_foogallery->lightbox ) { |
| 83 | |
| 84 | //check lightbox caption source field that is added in FooGallery PRO |
| 85 | $lightbox_caption_source = foogallery_gallery_template_setting( 'lightbox_caption_override', false ); |
| 86 | |
| 87 | if ( 'override' === $lightbox_caption_source ) { |
| 88 | $caption_title_source = foogallery_gallery_template_setting( 'lightbox_caption_override_title', '' ); |
| 89 | if ( 'none' === $caption_title_source ) { |
| 90 | $attr['data-caption-title'] = ' '; |
| 91 | } else if ( '' !== $caption_title_source ) { |
| 92 | $attr['data-caption-title'] = foogallery_sanitize_full( foogallery_get_caption_by_source( $foogallery_attachment, $caption_title_source, 'title' ) ); |
| 93 | } |
| 94 | |
| 95 | $caption_desc_source = foogallery_gallery_template_setting( 'lightbox_caption_override_desc', '' ); |
| 96 | if ( 'none' === $caption_desc_source ) { |
| 97 | $attr['data-caption-desc'] = ' '; |
| 98 | } else if ( '' !== $caption_desc_source ) { |
| 99 | $attr['data-caption-desc'] = foogallery_sanitize_full( foogallery_get_caption_by_source( $foogallery_attachment, $caption_desc_source, 'description' ) ); |
| 100 | } |
| 101 | } else if ( 'custom' === $lightbox_caption_source ) { |
| 102 | |
| 103 | $template = foogallery_gallery_template_setting( 'lightbox_caption_custom_template', '' ); |
| 104 | if ( ! empty( $template ) ) { |
| 105 | $attr['data-caption-title'] = ' '; |
| 106 | $attr['data-caption-desc'] = foogallery_sanitize_full( FooGallery_Pro_Advanced_Captions::build_custom_caption( $template, $foogallery_attachment ) ); |
| 107 | } |
| 108 | } else if ( '' === $lightbox_caption_source ) { |
| 109 | //same as thumbnail |
| 110 | //either way, we need to force the lightbox captions to match the thumb captions |
| 111 | $force_same = true; |
| 112 | } |
| 113 | |
| 114 | } else { |
| 115 | //we will get here if FooGallery FREE is running |
| 116 | $lightbox = foogallery_gallery_template_setting_lightbox(); |
| 117 | |
| 118 | //we only want to make changes if the lightbox is set to foobox |
| 119 | if ( 'foobox' === $lightbox ) { |
| 120 | //check foobox caption source field that is only added if FooBox free is installed |
| 121 | $foobox_caption_source = foogallery_gallery_template_setting( 'foobox_caption_source', false ); |
| 122 | |
| 123 | if ( 'override' === $foobox_caption_source ) { |
| 124 | $caption_title_source = foogallery_gallery_template_setting( 'foobox_caption_override_title', '' ); |
| 125 | if ( 'none' === $caption_title_source ) { |
| 126 | $attr['data-caption-title'] = ' '; |
| 127 | } else if ( '' !== $caption_title_source ) { |
| 128 | $attr['data-caption-title'] = foogallery_sanitize_full( foogallery_get_caption_by_source( $foogallery_attachment, $caption_title_source, 'title' ) ); |
| 129 | } |
| 130 | |
| 131 | $caption_desc_source = foogallery_gallery_template_setting( 'foobox_caption_override_desc', '' ); |
| 132 | if ( 'none' === $caption_desc_source ) { |
| 133 | $attr['data-caption-desc'] = ' '; |
| 134 | } else if ( '' !== $caption_desc_source ) { |
| 135 | $attr['data-caption-desc'] = foogallery_sanitize_full( foogallery_get_caption_by_source( $foogallery_attachment, $caption_desc_source, 'description' ) ); |
| 136 | } |
| 137 | } else if ( 'same' === $foobox_caption_source ) { |
| 138 | //same as thumbnail, or FooGallery FREE |
| 139 | $force_same = true; |
| 140 | } |
| 141 | } |
| 142 | } |
| 143 | |
| 144 | //force the same captions as the thumbnail |
| 145 | if ( $force_same ) { |
| 146 | if ( isset( $foogallery_attachment->caption_title ) ) { |
| 147 | $attr['data-caption-title'] = foogallery_sanitize_full( $foogallery_attachment->caption_title ); |
| 148 | } else { |
| 149 | $attr['data-caption-title'] = ' '; |
| 150 | } |
| 151 | |
| 152 | if ( isset( $foogallery_attachment->caption_desc ) ) { |
| 153 | $attr['data-caption-desc'] = foogallery_sanitize_full( $foogallery_attachment->caption_desc ); |
| 154 | } else { |
| 155 | $attr['data-caption-desc'] = ' '; |
| 156 | } |
| 157 | } |
| 158 | |
| 159 | return $attr; |
| 160 | } |
| 161 | |
| 162 | /** |
| 163 | * Add caption fields for FooBox FREE |
| 164 | * |
| 165 | * @param $fields |
| 166 | * @param $template |
| 167 | * |
| 168 | * @return mixed |
| 169 | */ |
| 170 | function add_caption_fields( $fields, $template ) { |
| 171 | //see if the template has a lightbox field |
| 172 | $found_lightbox = false; |
| 173 | foreach ( $fields as $key => &$field ) { |
| 174 | if ( 'lightbox' === $field['id'] ) { |
| 175 | $found_lightbox = true; |
| 176 | break; |
| 177 | } |
| 178 | } |
| 179 | |
| 180 | if ( $found_lightbox && $this->is_foobox_installed() && !foogallery_is_pro() ) { |
| 181 | |
| 182 | $new_fields[] = array( |
| 183 | 'id' => 'foobox_caption_source', |
| 184 | 'title' => __( 'Lightbox Caption Source', 'foogallery' ), |
| 185 | 'desc' => __( 'The lightbox captions can be different to the thumbnail captions.', 'foogallery' ), |
| 186 | 'section' => __( 'Lightbox', 'foogallery' ), |
| 187 | 'subsection' => array( 'lightbox-general' => __( 'General', 'foogallery' ) ), |
| 188 | 'type' => 'radio', |
| 189 | 'default' => '', |
| 190 | 'class' => 'foogallery-radios-stacked', |
| 191 | 'choices' => array( |
| 192 | '' => __('Smart (try to show both caption titles and descriptions if available)', 'foogallery' ), |
| 193 | 'same' => __( 'Same As Thumbnail', 'foogallery' ), |
| 194 | 'override' => __( 'Override', 'foogallery' ), |
| 195 | ), |
| 196 | 'row_data'=> array( |
| 197 | 'data-foogallery-hidden' => true, |
| 198 | 'data-foogallery-show-when-field' => 'lightbox', |
| 199 | 'data-foogallery-show-when-field-value' => 'foobox', |
| 200 | 'data-foogallery-change-selector' => 'input:radio', |
| 201 | 'data-foogallery-value-selector' => 'input:checked', |
| 202 | ) |
| 203 | ); |
| 204 | |
| 205 | $new_fields[] = array( |
| 206 | 'id' => 'foobox_caption_override_title', |
| 207 | 'title' => __( 'Override Caption Title', 'foogallery' ), |
| 208 | 'desc' => __( 'You can override the caption title to be different from the thumbnail caption title.', 'foogallery' ), |
| 209 | 'section' => __( 'Lightbox', 'foogallery' ), |
| 210 | 'subsection' => array( 'lightbox-general' => __( 'General', 'foogallery' ) ), |
| 211 | 'type' => 'radio', |
| 212 | 'default' => '', |
| 213 | 'class' => 'foogallery-radios-stacked', |
| 214 | 'choices' => array( |
| 215 | '' => __( 'Same As Thumbnail', 'foogallery' ), |
| 216 | 'title' => __( 'Attachment Title', 'foogallery' ), |
| 217 | 'caption' => __( 'Attachment Caption', 'foogallery' ), |
| 218 | 'alt' => __( 'Attachment Alt', 'foogallery' ), |
| 219 | 'desc' => __( 'Attachment Description', 'foogallery' ), |
| 220 | 'none' => __( 'None', 'foogallery' ), |
| 221 | ), |
| 222 | 'row_data'=> array( |
| 223 | 'data-foogallery-hidden' => true, |
| 224 | 'data-foogallery-show-when-field' => 'foobox_caption_source', |
| 225 | 'data-foogallery-show-when-field-operator' => '===', |
| 226 | 'data-foogallery-show-when-field-value' => 'override', |
| 227 | 'data-foogallery-change-selector' => 'input:radio', |
| 228 | 'data-foogallery-value-selector' => 'input:checked', |
| 229 | ) |
| 230 | ); |
| 231 | |
| 232 | $new_fields[] = array( |
| 233 | 'id' => 'foobox_caption_override_desc', |
| 234 | 'title' => __( 'Override Caption Desc.', 'foogallery' ), |
| 235 | 'desc' => __( 'You can override the caption description to be different from the thumbnail caption description.', 'foogallery' ), |
| 236 | 'section' => __( 'Lightbox', 'foogallery' ), |
| 237 | 'subsection' => array( 'lightbox-general' => __( 'General', 'foogallery' ) ), |
| 238 | 'type' => 'radio', |
| 239 | 'default' => '', |
| 240 | 'class' => 'foogallery-radios-stacked', |
| 241 | 'choices' => array( |
| 242 | '' => __( 'Same As Thumbnail', 'foogallery' ), |
| 243 | 'title' => __( 'Attachment Title', 'foogallery' ), |
| 244 | 'caption' => __( 'Attachment Caption', 'foogallery' ), |
| 245 | 'alt' => __( 'Attachment Alt', 'foogallery' ), |
| 246 | 'desc' => __( 'Attachment Description', 'foogallery' ), |
| 247 | 'none' => __( 'None', 'foogallery' ), |
| 248 | ), |
| 249 | 'row_data'=> array( |
| 250 | 'data-foogallery-hidden' => true, |
| 251 | 'data-foogallery-show-when-field' => 'foobox_caption_source', |
| 252 | 'data-foogallery-show-when-field-operator' => '===', |
| 253 | 'data-foogallery-show-when-field-value' => 'override', |
| 254 | 'data-foogallery-change-selector' => 'input:radio', |
| 255 | 'data-foogallery-value-selector' => 'input:checked', |
| 256 | ) |
| 257 | ); |
| 258 | |
| 259 | //find the index of the first Hover Effect field |
| 260 | $index = foogallery_admin_fields_find_index_of_section( $fields, __( 'Hover Effects', 'foogallery' ) ); |
| 261 | |
| 262 | array_splice( $fields, $index, 0, $new_fields ); |
| 263 | } |
| 264 | |
| 265 | return $fields; |
| 266 | } |
| 267 | |
| 268 | /*** |
| 269 | * Check if we have a lightbox value from FooBox free and change it if foobox free is no longer active |
| 270 | * @param $value |
| 271 | * @param $field |
| 272 | * @param $gallery |
| 273 | * @param $template |
| 274 | * |
| 275 | * @return string |
| 276 | */ |
| 277 | function check_lightbox_value($value, $field, $gallery, $template) { |
| 278 | |
| 279 | if ( isset( $field['lightbox'] ) ) { |
| 280 | if ( 'foobox-free' === $value ) { |
| 281 | if ( !class_exists( 'Foobox_Free' ) ) { |
| 282 | return 'foobox'; |
| 283 | } |
| 284 | } |
| 285 | } |
| 286 | |
| 287 | return $value; |
| 288 | } |
| 289 | |
| 290 | /** |
| 291 | * Change the default for lightbox if foobox is activated |
| 292 | * |
| 293 | * @param $field |
| 294 | * @param $gallery_template |
| 295 | * @return mixed |
| 296 | */ |
| 297 | function make_foobox_default_lightbox( $field, $gallery_template ) { |
| 298 | if ( $this->is_foobox_installed() ) { |
| 299 | if (isset($field['lightbox']) && true === $field['lightbox']) { |
| 300 | $field['default'] = 'foobox'; |
| 301 | } |
| 302 | } |
| 303 | |
| 304 | return $field; |
| 305 | } |
| 306 | |
| 307 | function is_foobox_installed() { |
| 308 | return $this->is_foobox_free_installed() || $this->is_foobox_pro_installed(); |
| 309 | } |
| 310 | |
| 311 | function is_foobox_free_installed() { |
| 312 | return class_exists( 'FooBox' ); |
| 313 | } |
| 314 | |
| 315 | function is_foobox_pro_installed() { |
| 316 | return class_exists( 'fooboxV2' ); |
| 317 | } |
| 318 | |
| 319 | function ensure_outdated_foobox_extensions_never_run() { |
| 320 | global $foogallery_extensions; |
| 321 | |
| 322 | //backwards compatibility for older versions of the FooBox Free extension class |
| 323 | if ( class_exists( 'FooGallery_FooBox_Free_Extension' ) ) { |
| 324 | $foogallery_extensions['foobox-image-lightbox'] = $this; |
| 325 | } |
| 326 | |
| 327 | //backwards compatibility for older versions of the FooBox PRO extension class |
| 328 | if ( class_exists( 'FooGallery_FooBox_Extension' ) ) { |
| 329 | $foogallery_extensions['foobox'] = $this; |
| 330 | } |
| 331 | } |
| 332 | |
| 333 | function add_lightbox($lightboxes) { |
| 334 | $option_text = __( 'FooBox', 'foogallery' ); |
| 335 | if ( !$this->is_foobox_installed() ) { |
| 336 | $option_text .= __( ' (Not installed!)', 'foogallery' ); |
| 337 | } |
| 338 | |
| 339 | $lightboxes['foobox'] = $option_text; |
| 340 | return $lightboxes; |
| 341 | } |
| 342 | |
| 343 | function album_stack_link_class_name( $class_name ) { |
| 344 | return str_replace( 'foobox-free', 'foobox', $class_name ); |
| 345 | } |
| 346 | |
| 347 | function add_panning_fields( $fields ) { |
| 348 | $fields['foobox_panning'] = array( |
| 349 | 'label' => __( 'Panning', 'foogallery' ), |
| 350 | 'input' => 'radio', |
| 351 | 'helps' => __( 'Enable mouse panning for this image in the lightbox.', 'foogallery' ), |
| 352 | 'exclusions' => array( 'audio', 'video' ), |
| 353 | 'options' => array( |
| 354 | '' => __( 'Disabled', 'foogallery' ), |
| 355 | 'enabled' => __( 'Enabled', 'foogallery' ) |
| 356 | ) |
| 357 | ); |
| 358 | |
| 359 | return $fields; |
| 360 | } |
| 361 | |
| 362 | function add_panning_attributes( $attr, $args, $foogallery_attachment ) { |
| 363 | |
| 364 | $foobox_panning = get_post_meta( $foogallery_attachment->ID, '_foobox_panning', true ); |
| 365 | |
| 366 | if ( !empty( $foobox_panning ) ) { |
| 367 | //add data-overflow="true" + data-proportion="false" attributes to the anchor link |
| 368 | $attr['data-overflow'] = 'true'; |
| 369 | $attr['data-proportion'] = 'false'; |
| 370 | } |
| 371 | |
| 372 | return $attr; |
| 373 | } |
| 374 | } |
| 375 | } |