PluginProbe
Visualizer – Tables & Charts Manager with Built-in AI Generator / 1.7.1
Visualizer – Tables & Charts Manager with Built-in AI Generator v1.7.1
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← All changes | classes/Visualizer/Module.php +0 -688 3.10.31.7.1 View file →
@@ -62,32 +62,11 @@
62 62 global $wpdb;
63 63
64 64 $this->_wpdb = $wpdb;
65 65 $this->_plugin = $plugin;
66 -
67 - $this->_addFilter( Visualizer_Plugin::FILTER_UNDO_REVISIONS, 'undoRevisions', 10, 2 );
68 - $this->_addFilter( Visualizer_Plugin::FILTER_HANDLE_REVISIONS, 'handleExistingRevisions', 10, 2 );
69 - $this->_addFilter( Visualizer_Plugin::FILTER_GET_CHART_DATA_AS, 'getDataAs', 10, 3 );
70 - $this->_addAction( 'pre_get_posts', 'PreGetPosts' );
71 - register_shutdown_function( array($this, 'onShutdown') );
72 -
73 66 }
74 67
75 68 /**
76 - * Register a shutdown hook to catch fatal errors.
77 - *
78 - * @since ?
79 - *
80 - * @access public
81 - */
82 - public function onShutdown() {
83 - $error = error_get_last();
84 - if ( $error && $error['type'] === E_ERROR && false !== strpos( $error['file'], 'Visualizer/' ) ) {
85 - do_action( 'themeisle_log_event', Visualizer_Plugin::NAME, sprintf( 'Critical error %s', print_r( $error, true ) ), 'error', __FILE__, __LINE__ );
86 - }
87 - }
88 -
89 - /**
90 69 * Registers an action hook.
91 70 *
92 71 * @since 1.0.0
93 72 * @uses add_action() To register action hook.
@@ -163,672 +142,5 @@
163 142 add_shortcode( $tag, array( $this, $method ) );
164 143 return $this;
165 144 }
166 145
167 - /**
168 - * A wrapper around the actual function _getDataAs. This function is invoked as a filter.
169 - *
170 - * @since 3.2.0
171 - */
172 - public function getDataAs( $final, $chart_id, $type ) {
173 - return $this->_getDataAs( $chart_id, $type );
174 - }
175 -
176 - /**
177 - * Extracts the data for a chart and prepares it for the given type.
178 - *
179 - * @access public
180 - * @param int $chart_id The chart id.
181 - * @param string $type The exported type.
182 - */
183 - public function _getDataAs( $chart_id, $type ) {
184 - $final = null;
185 - $success = false;
186 - if ( $chart_id ) {
187 - $chart = get_post( $chart_id );
188 - $success = $chart && $chart->post_type === Visualizer_Plugin::CPT_VISUALIZER;
189 - }
190 - if ( $success ) {
191 - $settings = get_post_meta( $chart_id, Visualizer_Plugin::CF_SETTINGS, true );
192 - $rows = array();
193 - $series = get_post_meta( $chart_id, Visualizer_Plugin::CF_SERIES, true );
194 - $data = self::get_chart_data( $chart, $type, false );
195 - if ( ! empty( $series ) ) {
196 - $row = array();
197 - foreach ( $series as $array ) {
198 - $row[] = $array['label'];
199 - }
200 - $rows[] = $row;
201 - $row = array();
202 - foreach ( $series as $array ) {
203 - $row[] = $array['type'];
204 - }
205 - $rows[] = $row;
206 - }
207 - if ( ! empty( $data ) ) {
208 - foreach ( $data as $array ) {
209 - // ignore strings
210 - if ( ! is_array( $array ) ) {
211 - continue;
212 - }
213 - // if this is an array of arrays...
214 - if ( is_array( $array[0] ) ) {
215 - foreach ( $array as $arr ) {
216 - $rows[] = $arr;
217 - }
218 - } else {
219 - // just an array
220 - $rows[] = $array;
221 - }
222 - }
223 - }
224 -
225 - $title = 'visualizer#' . $chart_id;
226 - if ( ! empty( $settings['title'] ) ) {
227 - $title = $settings['title'];
228 - }
229 - // for ChartJS, title is an array.
230 - if ( is_array( $title ) && isset( $title['text'] ) ) {
231 - $title = $title['text'];
232 - }
233 - if ( empty( $title ) ) {
234 - $title = 'visualizer#' . $chart_id;
235 - }
236 -
237 - $filename = $title;
238 -
239 - switch ( $type ) {
240 - case 'csv':
241 - $final = $this->_getCSV( $rows, $filename, false );
242 - break;
243 - case 'csv-display':
244 - $final = $this->_getCSV( $rows, $filename, true );
245 - break;
246 - case 'xls':
247 - $final = $this->_getExcel( $rows, $filename );
248 - break;
249 - case 'print':
250 - $final = $this->_getHTML( $rows );
251 - break;
252 - case 'image':
253 - $final = $this->_getImage( $chart );
254 - break;
255 - }
256 - }
257 - return $final;
258 - }
259 -
260 - /**
261 - * Prepares a CSV.
262 - *
263 - * @access private
264 - * @param array $rows The array of data.
265 - * @param string $filename The name of the file to use.
266 - * @param bool $enclose Enclose strings that have commas in them in double quotes.
267 - */
268 - private function _getCSV( $rows, $filename, $enclose ) {
269 - $filename .= '.csv';
270 -
271 - $bom = chr( 0xEF ) . chr( 0xBB ) . chr( 0xBF );
272 - // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged
273 - $fp = function_exists( 'tmpfile' ) ? @tmpfile() : null;
274 - if ( null === $fp ) {
275 - if ( ! function_exists( 'wp_tempnam' ) ) {
276 - require_once ABSPATH . 'wp-admin/includes/file.php';
277 - }
278 - $fp = fopen( wp_tempnam(), 'w+' );
279 - }
280 - if ( ! apply_filters( 'vizualizer_export_include_series_type', true ) ) {
281 - unset( $rows[1] );
282 - $rows = array_values( $rows );
283 - }
284 - // support for MS Excel
285 - fprintf( $fp, $bom );
286 - foreach ( $rows as $row ) {
287 - fputcsv( $fp, $row );
288 - }
289 - rewind( $fp );
290 - $csv = '';
291 - // phpcs:ignore WordPress.CodeAnalysis.AssignmentInCondition.FoundInWhileCondition
292 - while ( ( $array = fgetcsv( $fp ) ) !== false ) {
293 - if ( strlen( $csv ) > 0 ) {
294 - $csv .= PHP_EOL;
295 - }
296 - // if enclosure is required, check every item of this line
297 - // if a comma exists in the item, add enclosure.
298 - if ( $enclose ) {
299 - $temp_array = array();
300 - foreach ( $array as $item ) {
301 - if ( strpos( $item, ',' ) !== false ) {
302 - $item = VISUALIZER_CSV_ENCLOSURE . $item . VISUALIZER_CSV_ENCLOSURE;
303 - }
304 - $temp_array[] = $item;
305 - }
306 - $array = $temp_array;
307 - }
308 - $csv .= implode( ',', $array );
309 - }
310 - fclose( $fp );
311 -
312 - return array(
313 - 'csv' => $csv,
314 - 'name' => $filename,
315 - 'string' => str_replace( $bom, '', $csv ),
316 - );
317 - }
318 -
319 - /**
320 - * Prepares an Excel file.
321 - *
322 - * @access private
323 - * @param array $rows The array of data.
324 - * @param string $filename The name of the file to use.
325 - */
326 - private function _getExcel( $rows, $filename ) {
327 - // PHPExcel did not like sheet names longer than 31 characters and we will assume the same with PhpSpreadsheet
328 - $chart = substr( $filename, 0, 30 );
329 - $filename .= '.xlsx';
330 - if ( ! apply_filters( 'vizualizer_export_include_series_type', true ) ) {
331 - unset( $rows[1] );
332 - $rows = array_values( $rows );
333 - $rows = array_map(
334 - function( $r ) {
335 - return array_map( 'strval', $r );
336 - },
337 - $rows
338 - );
339 - }
340 - $vendor_file = VISUALIZER_ABSPATH . '/vendor/autoload.php';
341 - if ( is_readable( $vendor_file ) ) {
342 - include_once( $vendor_file );
343 - }
344 - $xlsData = '';
345 - if ( class_exists( 'PhpOffice\PhpSpreadsheet\Spreadsheet' ) ) {
346 - $doc = new PhpOffice\PhpSpreadsheet\Spreadsheet();
347 - $doc->getActiveSheet()->fromArray( $rows, null, 'A1' );
348 - $doc->getActiveSheet()->setTitle( sanitize_title( $chart ) );
349 - $doc = apply_filters( 'visualizer_excel_doc', $doc );
350 - $writer = PhpOffice\PhpSpreadsheet\IOFactory::createWriter( $doc, 'Xlsx' );
351 - ob_start();
352 - $writer->save( 'php://output' );
353 - $xlsData = ob_get_contents();
354 - ob_end_clean();
355 - } else {
356 - do_action( 'themeisle_log_event', Visualizer_Plugin::NAME, 'Class PhpOffice\PhpSpreadsheet\Spreadsheet does not exist!', 'error', __FILE__, __LINE__ );
357 - error_log( 'Class PhpOffice\PhpSpreadsheet\Spreadsheet does not exist!' );
358 - }
359 - return array(
360 - 'csv' => 'data:application/vnd.ms-excel;base64,' . base64_encode( $xlsData ),
361 - 'name' => $filename,
362 - 'raw' => base64_encode( $xlsData ),
363 - );
364 - }
365 -
366 - /**
367 - * Prepares an HTML table.
368 - *
369 - * @access private
370 - * @param array $rows The array of data.
371 - */
372 - private function _getHTML( $rows ) {
373 - $css = '
374 - table.visualizer-print {
375 - border-collapse: collapse;
376 - }
377 - table.visualizer-print, table.visualizer-print th, table.visualizer-print td {
378 - border: 1px solid #000;
379 - }
380 - ';
381 - $html = '';
382 - $html .= '
383 - <html>
384 - <head>
385 - <style>
386 - ' . apply_filters( 'visualizer_print_css', $css ) . '
387 - </style>
388 - </head>
389 - <body>';
390 -
391 - $table = '<table class="visualizer-print">';
392 - $index = 0;
393 - foreach ( $rows as $row ) {
394 - // skip the data type row.
395 - if ( 1 === $index ) {
396 - $index++;
397 - continue;
398 - }
399 -
400 - $table .= '<tr>';
401 - foreach ( $row as $col ) {
402 - if ( $index === 0 ) {
403 - $table .= '<th>' . $col . '</th>';
404 - } else {
405 - $table .= '<td>' . $col . '</td>';
406 - }
407 - }
408 - $table .= '</tr>';
409 - $index++;
410 - }
411 - $table .= '</table>';
412 -
413 - $html .= apply_filters( 'visualizer_print_table', $table ) . '
414 - </body>
415 - </html>';
416 - return array(
417 - 'csv' => $html,
418 - );
419 - }
420 -
421 - /**
422 - * Disable revisions temporarily for visualizer post type.
423 - */
424 - protected final function disableRevisionsTemporarily() {
425 - add_filter(
426 - 'wp_revisions_to_keep', function( $num, $post ) {
427 - if ( $post->post_type === Visualizer_Plugin::CPT_VISUALIZER ) {
428 - return 0;
429 - }
430 - return $num;
431 - }, 10, 2
432 - );
433 - }
434 -
435 - /**
436 - * Undo revisions for the chart, and if necessary, restore the earliest version.
437 - *
438 - * @return bool If any revisions were found.
439 - */
440 - public final function undoRevisions( $chart_id, $restore = false ) {
441 - do_action( 'themeisle_log_event', Visualizer_Plugin::NAME, sprintf( 'undoRevisions for %d with%s restore', $chart_id, ( $restore ? '' : 'out' ) ), 'debug', __FILE__, __LINE__ );
442 - if ( get_post_type( $chart_id ) !== Visualizer_Plugin::CPT_VISUALIZER ) {
443 - return false;
444 - }
445 - $revisions = wp_get_post_revisions( $chart_id, array( 'order' => 'ASC' ) );
446 - if ( count( $revisions ) > 1 ) {
447 - $revision_ids = array_keys( $revisions );
448 -
449 - do_action( 'themeisle_log_event', Visualizer_Plugin::NAME, sprintf( 'found %d revisions = %s', count( $revisions ), print_r( $revision_ids, true ) ), 'debug', __FILE__, __LINE__ );
450 -
451 - // when we restore, a new revision is likely to be created. so, let's disable revisions for the time being.
452 - $this->disableRevisionsTemporarily();
453 -
454 - if ( $restore ) {
455 - // restore to the oldest one i.e. the first one.
456 - wp_restore_post_revision( array_shift( $revision_ids ) );
457 - }
458 -
459 - // delete all revisions.
460 - foreach ( $revision_ids as $id ) {
461 - wp_delete_post_revision( $id );
462 - }
463 -
464 - return true;
465 - }
466 - return false;
467 - }
468 -
469 - /**
470 - * If existing revisions exist for the chart, restore the earliest version and then create a new revision to initiate editing.
471 - */
472 - public final function handleExistingRevisions( $chart_id, $chart ) {
473 -
474 - do_action( 'themeisle_log_event', Visualizer_Plugin::NAME, sprintf( 'handleExistingRevisions for %d', $chart_id ), 'debug', __FILE__, __LINE__ );
475 - if ( get_post_type( $chart_id ) !== Visualizer_Plugin::CPT_VISUALIZER ) {
476 - return $chart_id;
477 - }
478 - // undo revisions.
479 - $revisions_found = $this->undoRevisions( $chart_id, true );
480 -
481 - // create revision for the edit action.
482 - wp_save_post_revision( $chart_id );
483 -
484 - if ( $revisions_found ) {
485 - // fetch chart data again in case it was updated by an earlier revision.
486 - $chart = get_post( $chart_id );
487 - }
488 - return $chart;
489 - }
490 -
491 - /**
492 - * Returns the language of the locale.
493 - *
494 - * @access protected
495 - */
496 - protected function get_language() {
497 - $locale = get_locale();
498 - if ( empty( $locale ) ) {
499 - return '';
500 - }
501 - $array = explode( '_', $locale );
502 - if ( count( $array ) < 2 ) {
503 - return '';
504 - }
505 - return reset( $array );
506 - }
507 -
508 - /**
509 - * Gets/creates the JS where user-specific customizations can be/have been added.
510 - */
511 - protected function get_user_customization_js() {
512 - // use this as the JS file in case we are not able to create the file in uploads.
513 - $default = VISUALIZER_ABSURL . 'js/customization.js';
514 -
515 - $uploads = wp_get_upload_dir();
516 - $specific = $uploads['baseurl'] . '/visualizer/customization.js';
517 -
518 - // for testing on user sites (before we send them the correctly customized file).
519 - if ( VISUALIZER_TEST_JS_CUSTOMIZATION ) {
520 - return $default;
521 - }
522 -
523 - require_once( ABSPATH . 'wp-admin/includes/file.php' );
524 - WP_Filesystem();
525 - global $wp_filesystem;
526 -
527 - $multisite_arg = '/';
528 - if ( is_multisite() && ! is_main_site() ) {
529 - $multisite_arg = '/sites/' . get_current_blog_id() . '/';
530 - }
531 -
532 - $dir = $wp_filesystem->wp_content_dir() . 'uploads' . $multisite_arg . 'visualizer';
533 - $file = $wp_filesystem->wp_content_dir() . 'uploads' . $multisite_arg . 'visualizer/customization.js';
534 -
535 - if ( $wp_filesystem->is_readable( $file ) ) {
536 - return $specific;
537 - }
538 -
539 - if ( $wp_filesystem->exists( $file ) && ! $wp_filesystem->is_readable( $file ) ) {
540 - do_action( 'themeisle_log_event', Visualizer_Plugin::NAME, sprintf( 'Unable to read file %s', $file ), 'error', __FILE__, __LINE__ );
541 - return $default;
542 - }
543 -
544 - if ( ! $wp_filesystem->exists( $dir ) ) {
545 - // phpcs:ignore WordPress.CodeAnalysis.AssignmentInCondition.Found
546 - if ( ( $done = $wp_filesystem->mkdir( $dir ) ) === false ) {
547 - do_action( 'themeisle_log_event', Visualizer_Plugin::NAME, sprintf( 'Unable to create directory %s', $dir ), 'error', __FILE__, __LINE__ );
548 - return $default;
549 - }
550 - }
551 -
552 - // if file does not exist, copy.
553 - if ( ! $wp_filesystem->exists( $file ) ) {
554 - $src = str_replace( ABSPATH, $wp_filesystem->abspath(), VISUALIZER_ABSPATH . '/js/customization.js' );
555 - // phpcs:ignore WordPress.CodeAnalysis.AssignmentInCondition.Found
556 - if ( ( $done = $wp_filesystem->copy( $src, $file ) ) === false ) {
557 - do_action( 'themeisle_log_event', Visualizer_Plugin::NAME, sprintf( 'Unable to copy file %s to %s', $src, $file ), 'error', __FILE__, __LINE__ );
558 - return $default;
559 - }
560 - }
561 -
562 - return $specific;
563 - }
564 -
565 - /**
566 - * Load the class for the given chart's chart type so that its assets can be loaded.
567 - */
568 - protected function load_chart_type( $chart_id ) {
569 - $name = $this->load_chart_class_name( $chart_id );
570 - $class = null;
571 - if ( class_exists( $name ) || true === apply_filters( 'visualizer_load_chart', false, $name ) ) {
572 - if ( 'Visualizer_Render_Sidebar_Type_DataTable_DataTable' === $name ) {
573 - $name = 'Visualizer_Render_Sidebar_Type_DataTable_Tabular';
574 - }
575 - $class = new $name;
576 - }
577 -
578 - if ( is_null( $class ) && Visualizer_Module::is_pro() ) {
579 - // lets see if this type exists in pro. New Lite(3.1.0+) & old Pro(1.8.0-).
580 - $type = get_post_meta( $chart_id, Visualizer_Plugin::CF_CHART_TYPE, true );
581 - $class = apply_filters( 'visualizer_pro_chart_type_sidebar', null, array( 'id' => $chart_id, 'type' => $type, 'settings' => get_post_meta( $chart_id, Visualizer_Plugin::CF_SETTINGS, true ) ) );
582 - }
583 -
584 - return is_null( $class ) ? null : $class->getLibrary();
585 - }
586 -
587 - /**
588 - * Returns the class name for the given chart's chart type.
589 - */
590 - protected function load_chart_class_name( $chart_id ) {
591 - $type = get_post_meta( $chart_id, Visualizer_Plugin::CF_CHART_TYPE, true );
592 - $lib = get_post_meta( $chart_id, Visualizer_Plugin::CF_CHART_LIBRARY, true );
593 -
594 - // backward compatibility.
595 - if ( empty( $lib ) ) {
596 - $lib = 'GoogleCharts';
597 - if ( 'dataTable' === $type ) {
598 - $lib = 'DataTable';
599 - }
600 - }
601 - $name = 'Visualizer_Render_Sidebar_Type_' . $lib . '_' . ucwords( $type );
602 - return $name;
603 - }
604 -
605 - /**
606 - * Generates the inline CSS to apply to the chart and adds these classes to the settings.
607 - *
608 - * @access public
609 - * @param int $id The id of the chart.
610 - * @param array $settings The settings of the chart.
611 - */
612 - protected function get_inline_custom_css( $id, $settings ) {
613 - $css = '';
614 -
615 - $classes = array();
616 - $css = '<style type="text/css" name="visualizer-custom-css" id="customcss-' . $id . '">';
617 - if ( ! empty( $settings['customcss'] ) ) {
618 - foreach ( $settings['customcss'] as $name => $element ) {
619 - $attributes = array();
620 - foreach ( $element as $property => $value ) {
621 - $attributes[] = $this->handle_css_property( $property, $value );
622 - }
623 - $class_name = $id . $name;
624 - $properties = implode( ' !important; ', array_filter( $attributes ) );
625 - if ( ! empty( $properties ) ) {
626 - $css .= '.' . $class_name . ' {' . $properties . ' !important;}';
627 - $classes[ $name ] = $class_name;
628 - }
629 - }
630 - $settings['cssClassNames'] = $classes;
631 - }
632 -
633 - $img_path = VISUALIZER_ABSURL . 'images';
634 - $css .= ".locker,.locker-loader{position:absolute;top:0;left:0;width:100%;height:100%}.locker{z-index:1000;opacity:.8;background-color:#fff;-ms-filter:\"progid:DXImageTransform.Microsoft.Alpha(Opacity=80)\";filter:alpha(opacity=80)}.locker-loader{z-index:1001;background:url($img_path/ajax-loader.gif) no-repeat center center}.dt-button{display:none!important}.visualizer-front-container.visualizer-lazy-render{content-visibility: auto;}.google-visualization-controls-categoryfilter label.google-visualization-controls-label {vertical-align: middle;}.google-visualization-controls-categoryfilter li.goog-inline-block {margin: 0 0.2em;}.google-visualization-controls-categoryfilter li {padding: 0 0.2em;}.visualizer-front-container .dataTables_scrollHeadInner{margin: 0 auto;}";
635 - $css .= '</style>';
636 -
637 - $arguments = array( $css, $settings );
638 - apply_filters_ref_array( 'visualizer_inline_css', array( &$arguments ) );
639 -
640 - return $arguments;
641 - }
642 -
643 - /**
644 - * Handles CSS properties that might need special syntax.
645 - *
646 - * @access private
647 - * @param string $property The name of the css property.
648 - * @param string $value The value of the css property.
649 - */
650 - private function handle_css_property( $property, $value ) {
651 - if ( empty( $property ) || empty( $value ) ) {
652 - return '';
653 - }
654 -
655 - switch ( $property ) {
656 - case 'transform':
657 - $value = 'rotate(' . $value . 'deg)';
658 - break;
659 - }
660 - return $property . ': ' . $value;
661 - }
662 -
663 - /**
664 - * Determines if charts have been created of the particular chart type.
665 - */
666 - protected static function hasChartType( $type ) {
667 - $args = array(
668 - 'post_type' => Visualizer_Plugin::CPT_VISUALIZER,
669 - 'fields' => 'ids',
670 - 'post_status' => 'publish',
671 - 'meta_query' => array(
672 - array(
673 - 'key' => Visualizer_Plugin::CF_CHART_TYPE,
674 - 'value' => $type,
675 - ),
676 - ),
677 - );
678 -
679 - $q = new WP_Query( $args );
680 - return $q->found_posts > 0;
681 - }
682 -
683 - /**
684 - * Determines how many charts have been created.
685 - */
686 - protected static function numberOfCharts() {
687 - $args = array(
688 - 'post_type' => Visualizer_Plugin::CPT_VISUALIZER,
689 - 'fields' => 'ids',
690 - 'post_status' => 'publish',
691 - 'posts_per_page' => 300,
692 - );
693 -
694 - $q = new WP_Query( $args );
695 - return $q->found_posts;
696 - }
697 -
698 - /**
699 - * Checks if the PRO version is active.
700 - *
701 - * @since 3.3.0
702 - */
703 - public static function is_pro() {
704 - // versions of pro before 1.9.0 will use the constant VISUALIZER_PRO
705 - // versions of pro 1.9.0 onwards will use the filter
706 - return apply_filters( 'visualizer_is_pro', VISUALIZER_PRO );
707 - }
708 -
709 - /**
710 - * Checks if the PRO version is older than a particular version.
711 - *
712 - * @since 3.3.0
713 - */
714 - public static function is_pro_older_than( $version ) {
715 - return version_compare( VISUALIZER_PRO_VERSION, $version, '<' );
716 - }
717 -
718 - /**
719 - * Should we show some specific feature on the basis of the version?
720 - *
721 - * @since 3.4.0
722 - */
723 - public static function can_show_feature( $feature ) {
724 - switch ( $feature ) {
725 - case 'simple-editor':
726 - // if user has pro but an older version, then don't load the simple editor functionality
727 - // as the select box will not behave as expected because the pro editor's functionality will supercede.
728 - return ! Visualizer_Module::is_pro() || ! Visualizer_Module::is_pro_older_than( '1.9.2' );
729 - }
730 - return false;
731 - }
732 -
733 - /**
734 - * Gets the features for the provided license type.
735 - */
736 - public static final function get_features_for_license( $plan ) {
737 - switch ( $plan ) {
738 - case 1:
739 - return array( 'import-wp', 'db-query', 'import-wc-report' );
740 - case 2:
741 - return array( 'schedule-chart', 'chart-permissions' );
742 - }
743 - }
744 -
745 - /**
746 - * Gets the chart content after common manipulations.
747 - */
748 - public static function get_chart_data( $chart, $type, $run_filter = true ) {
749 - // change HTML entities
750 - $post_content = html_entity_decode( htmlentities( $chart->post_content ) );
751 - $post_content = preg_replace_callback(
752 - '!s:(\d+):"(.*?)";!s',
753 - function ( $matches ) {
754 - if ( isset( $matches[2] ) ) {
755 - return 's:' . strlen( $matches[2] ) . ':"' . $matches[2] . '";';
756 - }
757 - },
758 - $post_content
759 - );
760 - $data = unserialize( $post_content );
761 - $altered = array();
762 - if ( ! empty( $data ) ) {
763 - foreach ( $data as $index => $array ) {
764 - if ( ! is_array( $index ) && is_array( $array ) ) {
765 - foreach ( $array as &$datum ) {
766 - if ( is_string( $datum ) ) {
767 - $datum = stripslashes( $datum );
768 - }
769 - }
770 - $altered[ $index ] = $array;
771 - }
772 - }
773 - }
774 - // if something goes wrong and the end result is empty, be safe and use the original data
775 - if ( empty( $altered ) ) {
776 - $altered = $data;
777 - }
778 - if ( $run_filter ) {
779 - return apply_filters( Visualizer_Plugin::FILTER_GET_CHART_DATA, $altered, $chart->ID, $type );
780 - }
781 - return $altered;
782 - }
783 -
784 - /**
785 - * Get chart image.
786 - *
787 - * @param object $chart Chart data.
788 - * @return string
789 - */
790 - public function _getImage( $chart = null ) {
791 - $image = '';
792 - if ( $chart ) {
793 - $chart_image = get_post_meta( $chart->ID, Visualizer_Plugin::CF_CHART_IMAGE, true );
794 - if ( ! empty( $chart_image ) ) {
795 - $image = wp_get_attachment_image( $chart_image, 'full' );
796 - }
797 - }
798 - return array(
799 - 'csv' => $image,
800 - );
801 - }
802 -
803 - /**
804 - * Filter chart title if visualizer post type.
805 - *
806 - * @param object $query WP Query object.
807 - * @return void
808 - */
809 - public function PreGetPosts( $query ) {
810 - if ( ! $query->is_main_query() ) {
811 - $post_type = $query->get( 'post_type' );
812 - if ( 'visualizer' === $post_type ) {
813 - $this->_addFilter( Visualizer_Plugin::FILTER_CHART_TITLE, 'filterChartTitle', 10, 2 );
814 - }
815 - }
816 - }
817 -
818 - /**
819 - * Filter chart title.
820 - *
821 - * @access public
822 - * @param string $post_title Post title.
823 - * @param int $post_id Post ID.
824 - * @return string
825 - */
826 - public function filterChartTitle( $post_title, $post_id ) {
827 - $post_type = get_post_type( $post_id );
828 - $post_title = trim( $post_title );
829 - if ( 'visualizer' === $post_type && 'Visualization' === $post_title ) {
830 - return sprintf( '%s #%d', $post_title, $post_id );
831 - }
832 - return $post_title;
833 - }
834 146 }