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| 1 | +/** | |
| 2 | + * Helper function to initialize select2 on fields | |
| 3 | + * | |
| 4 | + * @since 1.6.6 | |
| 5 | + * | |
| 6 | + * @param {Object} $this | |
| 7 | + */ | |
| 8 | +function gamipress_selector( $this ) { | |
| 9 | + | |
| 10 | + // Prevent load select2 on widgets lists | |
| 11 | + if( $this.closest('#available-widgets').length ) | |
| 12 | + return; | |
| 13 | + | |
| 14 | + var select2_args = { | |
| 15 | + theme: 'default gamipress-select2', | |
| 16 | + placeholder: ( $this.data('placeholder') ? $this.data('placeholder') : gamipress_admin_functions.selector_placeholder ), | |
| 17 | + allowClear: true, | |
| 18 | + multiple: ( $this[0].hasAttribute('multiple') ), | |
| 19 | + matcher: gamipress_select2_words_matcher, | |
| 20 | + }; | |
| 21 | + | |
| 22 | + $this.gamipress_select2( select2_args ); | |
| 23 | + | |
| 24 | +} | |
| 25 | + | |
| 26 | +/** | |
| 27 | + * Helper function to initialize select2 post selector on fields | |
| 28 | + * | |
| 29 | + * @since 1.6.6 | |
| 30 | + * | |
| 31 | + * @param {Object} $this | |
| 32 | + */ | |
| 33 | +function gamipress_post_selector( $this ) { | |
| 34 | + | |
| 35 | + // Prevent load select2 on widgets lists | |
| 36 | + if( $this.closest('#available-widgets').length ) | |
| 37 | + return; | |
| 38 | + | |
| 39 | + var select2_args = { | |
| 40 | + ajax: { | |
| 41 | + url: ajaxurl, | |
| 42 | + dataType: 'json', | |
| 43 | + delay: 250, | |
| 44 | + type: 'POST', | |
| 45 | + data: function( params ) { | |
| 46 | + return { | |
| 47 | + q: params.term, | |
| 48 | + page: params.page || 1, | |
| 49 | + action: ( $this.data('action') ? $this.data('action') : 'gamipress_get_posts' ), | |
| 50 | + nonce: gamipress_admin_functions.nonce, | |
| 51 | + post_type: $this.data('post-type').split(','), | |
| 52 | + }; | |
| 53 | + }, | |
| 54 | + processResults: gamipress_select2_posts_process_results | |
| 55 | + }, | |
| 56 | + escapeMarkup: function ( markup ) { return markup; }, | |
| 57 | + templateResult: gamipress_select2_posts_template_result, | |
| 58 | + theme: 'default gamipress-select2', | |
| 59 | + placeholder: ( $this.data('placeholder') ? $this.data('placeholder') : gamipress_admin_functions.post_selector_placeholder ), | |
| 60 | + allowClear: true, | |
| 61 | + multiple: ( $this[0].hasAttribute('multiple') ), | |
| 62 | + matcher: gamipress_select2_words_matcher, | |
| 63 | + }; | |
| 64 | + | |
| 65 | + $this.gamipress_select2( select2_args ); | |
| 66 | + | |
| 67 | +} | |
| 68 | + | |
| 69 | +/** | |
| 70 | + * Helper function to initialize select2 user selector on fields | |
| 71 | + * | |
| 72 | + * @since 1.6.6 | |
| 73 | + * | |
| 74 | + * @param {Object} $this | |
| 75 | + */ | |
| 76 | +function gamipress_user_selector( $this ) { | |
| 77 | + | |
| 78 | + // Prevent load select2 on widgets lists | |
| 79 | + if( $this.closest('#available-widgets').length ) | |
| 80 | + return; | |
| 81 | + | |
| 82 | + var select2_args = { | |
| 83 | + ajax: { | |
| 84 | + url: ajaxurl, | |
| 85 | + dataType: 'json', | |
| 86 | + delay: 250, | |
| 87 | + type: 'POST', | |
| 88 | + data: function( params ) { | |
| 89 | + return { | |
| 90 | + q: params.term, | |
| 91 | + page: params.page || 1, | |
| 92 | + action: 'gamipress_get_users', | |
| 93 | + nonce: gamipress_admin_functions.nonce, | |
| 94 | + }; | |
| 95 | + }, | |
| 96 | + processResults: gamipress_select2_users_process_results | |
| 97 | + }, | |
| 98 | + escapeMarkup: function ( markup ) { return markup; }, | |
| 99 | + templateResult: gamipress_select2_users_template_result, | |
| 100 | + theme: 'default gamipress-select2', | |
| 101 | + placeholder: ( $this.data('placeholder') ? $this.data('placeholder') : gamipress_admin_functions.user_selector_placeholder ), | |
| 102 | + allowClear: true, | |
| 103 | + multiple: ( $this[0].hasAttribute('multiple') ), | |
| 104 | + matcher: gamipress_select2_words_matcher, | |
| 105 | + }; | |
| 106 | + | |
| 107 | + $this.gamipress_select2( select2_args ); | |
| 108 | + | |
| 109 | +} | |
| 110 | + | |
| 111 | +/** | |
| 112 | + * Helper function to destroy a select2 element when the method destroy does not works | |
| 113 | + * | |
| 114 | + * @since 1.6.6 | |
| 115 | + * | |
| 116 | + * @param {Object} $this | |
| 117 | + */ | |
| 118 | +function gamipress_select2_destroy( $this, clear_options = false ) { | |
| 119 | + $this.removeAttr('data-select2-id'); | |
| 120 | + $this.removeData('data-hash'); | |
| 121 | + $this.next('.select2').remove(); | |
| 122 | + | |
| 123 | + if( clear_options ) { | |
| 124 | + $this.find('option').remove(); | |
| 125 | + } | |
| 126 | +} | |
| 127 | + | |
| 128 | +/** | |
| 129 | + * Custom formatting for posts on select2 | |
| 130 | + * | |
| 131 | + * @since 1.4.1 | |
| 132 | + * | |
| 133 | + * @param {Object} item | |
| 134 | + * | |
| 135 | + * @return {string} | |
| 136 | + */ | |
| 137 | +function gamipress_select2_posts_template_result( item ) { | |
| 138 | + | |
| 139 | + if( item.post_parent_title !== undefined ) { | |
| 140 | + return gamipress_select2_post_parent_template_result( item ); | |
| 141 | + } | |
| 142 | + | |
| 143 | + if( item.post_type !== undefined ) { | |
| 144 | + | |
| 145 | + var post_type_label = item.post_type; | |
| 146 | + | |
| 147 | + if( gamipress_post_type_exists( item.post_type ) ) { | |
| 148 | + post_type_label = gamipress_get_post_type_label( item.post_type ); | |
| 149 | + } | |
| 150 | + | |
| 151 | + return '<strong>' + item.post_title + '</strong>' | |
| 152 | + + '<span class="result-description">' | |
| 153 | + + 'ID: ' + item.ID + '<span class="align-right">' + post_type_label + '</span>' | |
| 154 | + + ( item.site_name !== undefined ? ' (' + item.site_name + ')' : '' ) | |
| 155 | + + '</span>'; | |
| 156 | + } | |
| 157 | + | |
| 158 | + return item.text; | |
| 159 | + | |
| 160 | +} | |
| 161 | + | |
| 162 | +/** | |
| 163 | + * Custom formatting for post with parent information on select2 | |
| 164 | + * | |
| 165 | + * @since 1.4.1 | |
| 166 | + * | |
| 167 | + * @param {Object} item | |
| 168 | + * | |
| 169 | + * @return {string} | |
| 170 | + */ | |
| 171 | +function gamipress_select2_post_parent_template_result( item ) { | |
| 172 | + | |
| 173 | + if( item.post_parent_type !== undefined ) { | |
| 174 | + | |
| 175 | + var post_type_label = item.post_parent_type; | |
| 176 | + | |
| 177 | + if( item.post_parent_type === 'points-type' ) { | |
| 178 | + post_type_label = ''; | |
| 179 | + } else if( gamipress_post_type_exists( item.post_parent_type ) ) { | |
| 180 | + post_type_label = gamipress_get_post_type_label( item.post_parent_type ); | |
| 181 | + | |
| 182 | + post_type_label += ':'; | |
| 183 | + } | |
| 184 | + | |
| 185 | + | |
| 186 | + | |
| 187 | + return '<strong>' + item.post_title + '</strong>' | |
| 188 | + + '<span class="result-description">' | |
| 189 | + + 'ID: ' + item.ID + '<span class="align-right">' + post_type_label + ' ' + item.post_parent_title + '</span>' | |
| 190 | + + ( item.site_name !== undefined ? ' (' + item.site_name + ')' : '' ) | |
| 191 | + + '</span>'; | |
| 192 | + } | |
| 193 | + | |
| 194 | + return item.text; | |
| 195 | + | |
| 196 | +} | |
| 197 | + | |
| 198 | +/** | |
| 199 | + * Custom results processing for posts on select2 | |
| 200 | + * | |
| 201 | + * @since 1.4.1 | |
| 202 | + * | |
| 203 | + * @param {Object} response | |
| 204 | + * @param {Object} params | |
| 205 | + * | |
| 206 | + * @return {string} | |
| 207 | + */ | |
| 208 | +function gamipress_select2_posts_process_results( response, params ) { | |
| 209 | + | |
| 210 | + if( response === null ) { | |
| 211 | + return { results: [] }; | |
| 212 | + } | |
| 213 | + | |
| 214 | + var formatted_results = []; | |
| 215 | + | |
| 216 | + // Paginated responses will come with results and more_results keys | |
| 217 | + var results = ( response.data.results !== undefined ? response.data.results : response.data ); | |
| 218 | + | |
| 219 | + results.forEach( function( item ) { | |
| 220 | + | |
| 221 | + // Extend select2 keys (id and text) with given keys (ID, post_title and optionally post_type, site_id and site_name) | |
| 222 | + formatted_results.push( jQuery.extend({ | |
| 223 | + id: item.ID, | |
| 224 | + text: item.post_title + ' (#' + item.ID + ')', | |
| 225 | + }, item ) ); | |
| 226 | + | |
| 227 | + } ); | |
| 228 | + | |
| 229 | + return { | |
| 230 | + results: formatted_results, | |
| 231 | + pagination: { | |
| 232 | + more: ( response.data.more_results !== undefined ? response.data.more_results : false ) | |
| 233 | + } | |
| 234 | + }; | |
| 235 | + | |
| 236 | +} | |
| 237 | + | |
| 238 | +/** | |
| 239 | + * Custom formatting for users on select2 | |
| 240 | + * | |
| 241 | + * @since 1.4.1 | |
| 242 | + * | |
| 243 | + * @param {Object} item | |
| 244 | + * | |
| 245 | + * @return {string} | |
| 246 | + */ | |
| 247 | +function gamipress_select2_users_template_result( item ) { | |
| 248 | + | |
| 249 | + if( item.display_name !== undefined ) { | |
| 250 | + | |
| 251 | + return '<strong>' + item.display_name + '</strong>' | |
| 252 | + + '<span class="result-description">' | |
| 253 | + + 'ID: ' + item.ID + ' - ' + item.user_email + ' (' + item.user_login + ')' | |
| 254 | + + '</span>'; | |
| 255 | + } | |
| 256 | + | |
| 257 | + return item.text; | |
| 258 | + | |
| 259 | +} | |
| 260 | + | |
| 261 | +/** | |
| 262 | + * Custom results processing for users on select2 | |
| 263 | + * | |
| 264 | + * @since 1.4.1 | |
| 265 | + * | |
| 266 | + * @param {Object} response | |
| 267 | + * @param {Object} params | |
| 268 | + * | |
| 269 | + * @return {string} | |
| 270 | + */ | |
| 271 | +function gamipress_select2_users_process_results( response, params ) { | |
| 272 | + | |
| 273 | + if( response === null ) { | |
| 274 | + return { results: [] }; | |
| 275 | + } | |
| 276 | + | |
| 277 | + var formatted_results = []; | |
| 278 | + | |
| 279 | + // Paginated responses will come with results and more_results keys | |
| 280 | + var results = ( response.data.results !== undefined ? response.data.results : response.data ); | |
| 281 | + | |
| 282 | + results.forEach( function( item ) { | |
| 283 | + | |
| 284 | + // Extend select2 keys (id and text) with given keys (ID, post_title and optionally post_type) | |
| 285 | + formatted_results.push( jQuery.extend({ | |
| 286 | + id: item.ID, | |
| 287 | + text: item.user_login + ' (#' + item.ID + ')', | |
| 288 | + }, item ) ); | |
| 289 | + | |
| 290 | + } ); | |
| 291 | + | |
| 292 | + return { | |
| 293 | + results: formatted_results, | |
| 294 | + pagination: { | |
| 295 | + more: ( response.data.more_results !== undefined ? response.data.more_results : false ) | |
| 296 | + } | |
| 297 | + }; | |
| 298 | + | |
| 299 | +} | |
| 300 | + | |
| 301 | +/** | |
| 302 | + * Helper function to check if text has any word of a term | |
| 303 | + * | |
| 304 | + * @since 1.0.0 | |
| 305 | + * | |
| 306 | + * @param {String} text | |
| 307 | + * @param {String} term | |
| 308 | + * | |
| 309 | + * @return {boolean} | |
| 310 | + */ | |
| 311 | +function gamipress_matches_by_word( text, term ) { | |
| 312 | + | |
| 313 | + text = text.toUpperCase(); | |
| 314 | + var words = term.toUpperCase().split(" "); | |
| 315 | + var found = true; | |
| 316 | + | |
| 317 | + // Check if the text contains the term (separated in words) | |
| 318 | + for (var i =0; i < words.length; i++) | |
| 319 | + found = ( found && text.indexOf( words[i] ) >= 0 ); | |
| 320 | + | |
| 321 | + return found; | |
| 322 | + | |
| 323 | +} | |
| 324 | + | |
| 325 | +/** | |
| 326 | + * Select2 search matcher by word | |
| 327 | + * | |
| 328 | + * @since 1.0.0 | |
| 329 | + * | |
| 330 | + * @param {Object} params | |
| 331 | + * @param {Object} data | |
| 332 | + * | |
| 333 | + * @return {mixed} | |
| 334 | + */ | |
| 335 | +function gamipress_select2_words_matcher( params, data ) { | |
| 336 | + | |
| 337 | + // Always return the object if there is nothing to compare | |
| 338 | + if ( params.term === undefined || params.term.trim() === '' ) return data; | |
| 339 | + | |
| 340 | + // Return the object if any word matches | |
| 341 | + if ( gamipress_matches_by_word( data.text, params.term ) ) return data; | |
| 342 | + | |
| 343 | + // If it doesn't contain the term, don't return anything | |
| 344 | + return null; | |
| 345 | + | |
| 346 | +} | |
| 347 | + | |
| 348 | +/** | |
| 349 | + * Custom search matcher for selects with groups on select2 | |
| 350 | + * | |
| 351 | + * @since 1.6.3 | |
| 352 | + * | |
| 353 | + * @param {Object} params | |
| 354 | + * @param {Object} data | |
| 355 | + * | |
| 356 | + * @return {mixed} | |
| 357 | + */ | |
| 358 | +function gamipress_select2_optgroup_matcher( params, data ) { | |
| 359 | + | |
| 360 | + // Initialize required vars | |
| 361 | + data.parentText = data.parentText || ''; | |
| 362 | + | |
| 363 | + // Always return the object if there is nothing to compare | |
| 364 | + if ( params.term === undefined || params.term.trim() === '' ) return data; | |
| 365 | + | |
| 366 | + // Do a recursive check for options with children | |
| 367 | + if ( data.children && data.children.length > 0 ) { | |
| 368 | + | |
| 369 | + // Clone the data object if there are children | |
| 370 | + // This is required as we modify the object to remove any non-matches | |
| 371 | + var match = jQuery.extend( true, {}, data ); | |
| 372 | + | |
| 373 | + // Check each child of the option | |
| 374 | + for ( var c = data.children.length - 1; c >= 0; c-- ) { | |
| 375 | + | |
| 376 | + var child = data.children[c]; | |
| 377 | + child.parentText += data.parentText + " " + data.text; | |
| 378 | + | |
| 379 | + var matches = gamipress_select2_optgroup_matcher( params, child ); | |
| 380 | + | |
| 381 | + // If there wasn't a match, remove the object in the array | |
| 382 | + if (matches == null) { | |
| 383 | + match.children.splice( c, 1 ); | |
| 384 | + } | |
| 385 | + | |
| 386 | + } | |
| 387 | + | |
| 388 | + // If any children matched, return the new object | |
| 389 | + if ( match.children.length > 0 ) { | |
| 390 | + return match; | |
| 391 | + } | |
| 392 | + | |
| 393 | + // If there were no matching children, check just the plain object | |
| 394 | + return gamipress_select2_optgroup_matcher( params, match ); | |
| 395 | + | |
| 396 | + } | |
| 397 | + | |
| 398 | + // Check if term matches with this text or text from parent | |
| 399 | + if ( gamipress_matches_by_word( ( data.parentText + ' ' + data.text ), params.term ) ) return data; | |
| 400 | + | |
| 401 | + // If it doesn't contain the term, don't return anything | |
| 402 | + return null; | |
| 403 | +} | |
| 404 | + | |
| 405 | +/** | |
| 406 | + * Check if post type has been registered | |
| 407 | + * | |
| 408 | + * @since 1.6.5 | |
| 409 | + * | |
| 410 | + * @param {string} post_type | |
| 411 | + * | |
| 412 | + * @return {boolean} | |
| 413 | + */ | |
| 414 | +function gamipress_post_type_exists( post_type ) { | |
| 415 | + return ( gamipress_admin_functions.post_type_labels[post_type] !== undefined ) | |
| 416 | +} | |
| 417 | + | |
| 418 | +/** | |
| 419 | + * Get the post type label (singular name) | |
| 420 | + * | |
| 421 | + * @since 1.6.5 | |
| 422 | + * | |
| 423 | + * @param {string} post_type | |
| 424 | + * | |
| 425 | + * @return {string} | |
| 426 | + */ | |
| 427 | +function gamipress_get_post_type_label( post_type ) { | |
| 428 | + | |
| 429 | + var label = ''; | |
| 430 | + | |
| 431 | + if( gamipress_post_type_exists( post_type ) ) { | |
| 432 | + label = gamipress_admin_functions.post_type_labels[post_type]; | |
| 433 | + } | |
| 434 | + | |
| 435 | + return label; | |
| 436 | +} | |
| 437 | + | |
| 438 | +/** | |
| 439 | + * Check if given term is on reserved terms | |
| 440 | + * | |
| 441 | + * @since 1.7.4 | |
| 442 | + * | |
| 443 | + * @param {string} term | |
| 444 | + * | |
| 445 | + * @return {boolean} | |
| 446 | + */ | |
| 447 | +function gamipress_is_reserved_term( term ) { | |
| 448 | + return ( gamipress_admin_functions.reserved_terms.indexOf( term ) !== -1 ) | |
| 449 | +} | |
| 450 | + | |
| 451 | +/** | |
| 452 | + * Check if given slug has any error (like invalid chars, exceeds lenght, etc) | |
| 453 | + * | |
| 454 | + * @since 1.7.4 | |
| 455 | + * | |
| 456 | + * @param {string} slug | |
| 457 | + * @param {string} current_slug | |
| 458 | + * | |
| 459 | + * @return {string} | |
| 460 | + */ | |
| 461 | +function gamipress_get_slug_error( slug, current_slug ) { | |
| 462 | + | |
| 463 | + // Only allow alphanumeric characters, "-" adn "_" | |
| 464 | + if( /[^a-zA-Z0-9\-_]/.test( slug ) ) | |
| 465 | + return gamipress_admin_functions.slug_error_special_char; | |
| 466 | + | |
| 467 | + // Check if slug is greater than 20 characters (maximum allowed for a post type) | |
| 468 | + if ( slug.length > 20 ) | |
| 469 | + return gamipress_admin_functions.slug_error_max_length; | |
| 470 | + | |
| 471 | + // Check if slug has been already registered | |
| 472 | + if( gamipress_post_type_exists( slug ) && slug !== current_slug ) | |
| 473 | + return gamipress_admin_functions.slug_error_post_type.replace( '%s', gamipress_get_post_type_label( slug ) ); | |
| 474 | + | |
| 475 | + // Check if slug matches a reserved term | |
| 476 | + if ( gamipress_is_reserved_term( slug ) ) | |
| 477 | + return gamipress_admin_functions.slug_error_reserved_term; | |
| 478 | + | |
| 479 | + // No errors | |
| 480 | + return ''; | |
| 481 | +} | |
| 482 | + | |
| 483 | +/** | |
| 484 | + * Function to turn an object or a JSON object to a CSV file and force the download (Used on import/export tools) | |
| 485 | + * | |
| 486 | + * @since 1.6.4 | |
| 487 | + * | |
| 488 | + * @param {Object} data | |
| 489 | + * @param {string} filename | |
| 490 | + */ | |
| 491 | +function gamipress_download_csv( data, filename ) { | |
| 492 | + | |
| 493 | + // Convert JSON to CSV | |
| 494 | + var csv = gamipress_object_to_csv( data ); | |
| 495 | + | |
| 496 | + gamipress_download_file( csv, filename, 'csv' ); | |
| 497 | + | |
| 498 | +} | |
| 499 | + | |
| 500 | +/** | |
| 501 | + * Function to force the download of the given content (Used on import/export tools) | |
| 502 | + * | |
| 503 | + * @since 1.7.0 | |
| 504 | + * | |
| 505 | + * @param {string} content | |
| 506 | + * @param {string} filename | |
| 507 | + * @param {string} extension | |
| 508 | + * @param {string} mime_type | |
| 509 | + * @param {string} charset | |
| 510 | + */ | |
| 511 | +function gamipress_download_file( content, filename, extension, mime_type = '', charset = '' ) { | |
| 512 | + | |
| 513 | + if( mime_type === undefined || mime_type === '' ) | |
| 514 | + mime_type = 'text/' + extension; | |
| 515 | + | |
| 516 | + if( charset === undefined || charset === '' ) | |
| 517 | + charset = 'utf-8'; | |
| 518 | + | |
| 519 | + // Setup the file name | |
| 520 | + var file = ( filename.length ? filename + '.' + extension : 'file.' + extension ); | |
| 521 | + | |
| 522 | + var blob = new Blob( [content], { type: mime_type + ';charset=' + charset + ';' } ); | |
| 523 | + | |
| 524 | + if (navigator.msSaveBlob) { | |
| 525 | + | |
| 526 | + // IE 10+ | |
| 527 | + navigator.msSaveBlob( blob, file ); | |
| 528 | + | |
| 529 | + } else { | |
| 530 | + | |
| 531 | + var link = document.createElement("a"); | |
| 532 | + | |
| 533 | + // Hide the link element | |
| 534 | + link.style.visibility = 'hidden'; | |
| 535 | + | |
| 536 | + // Check if browser supports HTML5 download attribute | |
| 537 | + if ( link.download !== undefined ) { | |
| 538 | + | |
| 539 | + // Build the URL object | |
| 540 | + var url = URL.createObjectURL( blob ); | |
| 541 | + | |
| 542 | + // Update link attributes | |
| 543 | + link.setAttribute( "href", url ); | |
| 544 | + link.setAttribute( "download", file ); | |
| 545 | + | |
| 546 | + // Append the link element and trigger the click event | |
| 547 | + document.body.appendChild( link ); | |
| 548 | + | |
| 549 | + link.click(); // NOTE: Is not a jQuery element, so is safe to use click() | |
| 550 | + | |
| 551 | + // Finally remove the link element | |
| 552 | + document.body.removeChild( link ); | |
| 553 | + | |
| 554 | + } | |
| 555 | + } | |
| 556 | + | |
| 557 | +} | |
| 558 | + | |
| 559 | +/** | |
| 560 | + * Format an object into a CSV line | |
| 561 | + * | |
| 562 | + * @since 1.6.4 | |
| 563 | + * | |
| 564 | + * @param {Object} obj | |
| 565 | + * | |
| 566 | + * @return {string} | |
| 567 | + */ | |
| 568 | +function gamipress_object_to_csv( obj ) { | |
| 569 | + | |
| 570 | + // Convert JSON to Object | |
| 571 | + var array = typeof obj !== 'object' ? JSON.parse( obj ) : obj; | |
| 572 | + var str = ''; | |
| 573 | + | |
| 574 | + for ( var i = 0; i < array.length; i++ ) { | |
| 575 | + | |
| 576 | + var line = ''; | |
| 577 | + | |
| 578 | + for ( var index in array[i] ) { | |
| 579 | + | |
| 580 | + // Separator | |
| 581 | + if ( line !== '' ) { | |
| 582 | + line += ','; | |
| 583 | + } | |
| 584 | + | |
| 585 | + // Build a new line | |
| 586 | + line += '"' + array[i][index] + '"'; | |
| 587 | + } | |
| 588 | + | |
| 589 | + // Append the line break | |
| 590 | + str += line + '\r\n'; | |
| 591 | + | |
| 592 | + } | |
| 593 | + | |
| 594 | + return str; | |
| 595 | + | |
| 596 | +} | |
| 597 | + | |
| 598 | +/** | |
| 599 | + * Helper function to get a parameter from an URL | |
| 600 | + * | |
| 601 | + * @since 1.0.0 | |
| 602 | + * | |
| 603 | + * @param {String} url | |
| 604 | + * @param {String} param | |
| 605 | + * @param default_value | |
| 606 | + * | |
| 607 | + * @return {String} | |
| 608 | + */ | |
| 609 | +function gamipress_get_url_param( url, param, default_value = false ) { | |
| 610 | + | |
| 611 | + var results = new RegExp('[\?&]' + param + '=([^&#]*)').exec( url ); | |
| 612 | + | |
| 613 | + return results[1] || default_value; | |
| 614 | + | |
| 615 | +} | |
| 616 | + | |
| 617 | +/** | |
| 618 | + * Helper function to check if given URL is a valid one | |
| 619 | + * | |
| 620 | + * @since 1.0.0 | |
| 621 | + * | |
| 622 | + * @param {String} url | |
| 623 | + * | |
| 624 | + * @return {boolean} | |
| 625 | + */ | |
| 626 | +function gamipress_is_valid_url( url ) { | |
| 627 | + var result = url.match(/(http(s)?:\/\/.)?(www\.)?[-a-zA-Z0-9@:%._\+~#=]{2,256}\.[a-z]{2,6}\b([-a-zA-Z0-9@:%_\+.~#?&//=]*)/g); | |
| 628 | + return ( result !== null ) | |
| 629 | +} | |
| 630 | + | |
| 631 | +/** | |
| 632 | + * Helper function to remove script tags in a string | |
| 633 | + * @param String s | |
| 634 | + * @returns {string} | |
| 635 | + */ | |
| 636 | +function gamipress_strip_scripts(s) { | |
| 637 | + var div = document.createElement('div'); | |
| 638 | + div.innerHTML = s; | |
| 639 | + var scripts = div.getElementsByTagName('script'); | |
| 640 | + var i = scripts.length; | |
| 641 | + while (i--) { | |
| 642 | + scripts[i].parentNode.removeChild(scripts[i]); | |
| 643 | + } | |
| 644 | + return div.innerHTML; | |
| 645 | +} | |
