← All changes | classes/Visualizer/Module.php +501 -13 3.0.7 → 3.8.1 View file →

		@@ -62,11 +62,32 @@
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	+
66	73	}
67	74
68	75	/**
	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	+ /**
69	90	* Registers an action hook.
70	91	*
71	92	* @since 1.0.0
72	93	* @uses add_action() To register action hook.
		@@ -143,8 +164,17 @@
143	164	return $this;
144	165	}
145	166
146	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	+ /**
147	177	* Extracts the data for a chart and prepares it for the given type.
148	178	*
149	179	* @access public
150	180	* @param int $chart_id The chart id.
		@@ -154,15 +184,15 @@
154	184	$final = null;
155	185	$success = false;
156	186	if ( $chart_id ) {
157	187	$chart = get_post( $chart_id );
158		- $success = $chart && $chart->post_type == Visualizer_Plugin::CPT_VISUALIZER;
	188	+ $success = $chart && $chart->post_type === Visualizer_Plugin::CPT_VISUALIZER;
159	189	}
160	190	if ( $success ) {
161	191	$settings = get_post_meta( $chart_id, Visualizer_Plugin::CF_SETTINGS, true );
162	192	$rows = array();
163	193	$series = get_post_meta( $chart_id, Visualizer_Plugin::CF_SERIES, true );
164		- $data = unserialize( $chart->post_content );
	194	+ $data = self::get_chart_data( $chart, $type, false );
165	195	if ( ! empty( $series ) ) {
166	196	$row = array();
167	197	foreach ( $series as $array ) {
168	198	$row[] = $array['label'];
		@@ -191,14 +221,29 @@
191	221	}
192	222	}
193	223	}
194	224
195		- $filename = isset( $settings['title'] ) && ! empty( $settings['title'] ) ? $settings['title'] : 'visualizer#' . $chart_id;
	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	+ }
196	236
	237	+ $filename = $title;
	238	+
197	239	switch ( $type ) {
198	240	case 'csv':
199		- $final = $this->_getCSV( $rows, $filename );
	241	+ $final = $this->_getCSV( $rows, $filename, false );
200	242	break;
	243	+ case 'csv-display':
	244	+ $final = $this->_getCSV( $rows, $filename, true );
	245	+ break;
201	246	case 'xls':
202	247	$final = $this->_getExcel( $rows, $filename );
203	248	break;
204	249	case 'print':
		@@ -203,8 +248,11 @@
203	248	break;
204	249	case 'print':
205	250	$final = $this->_getHTML( $rows );
206	251	break;
	252	+ case 'image':
	253	+ $final = $this->_getImage( $chart );
	254	+ break;
207	255	}
208	256	}
209	257	return $final;
210	258	}
		@@ -214,24 +262,46 @@
214	262	*
215	263	* @access private
216	264	* @param array $rows The array of data.
217	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.
218	267	*/
219		- private function _getCSV( $rows, $filename ) {
	268	+ private function _getCSV( $rows, $filename, $enclose ) {
220	269	$filename .= '.csv';
221	270
	271	+ $bom = chr( 0xEF ) . chr( 0xBB ) . chr( 0xBF );
222	272	$fp = tmpfile();
	273	+ if ( null === $fp ) {
	274	+ $fp = fopen( wp_tempnam(), 'w+' );
	275	+ }
	276	+ if ( ! apply_filters( 'vizualizer_export_include_series_type', true ) ) {
	277	+ unset( $rows[1] );
	278	+ $rows = array_values( $rows );
	279	+ }
223	280	// support for MS Excel
224		- fprintf( $fp, $bom = ( chr( 0xEF ) . chr( 0xBB ) . chr( 0xBF ) ) );
	281	+ fprintf( $fp, $bom );
225	282	foreach ( $rows as $row ) {
226	283	fputcsv( $fp, $row );
227	284	}
228	285	rewind( $fp );
229	286	$csv = '';
	287	+ // phpcs:ignore WordPress.CodeAnalysis.AssignmentInCondition.FoundInWhileCondition
230	288	while ( ( $array = fgetcsv( $fp ) ) !== false ) {
231	289	if ( strlen( $csv ) > 0 ) {
232	290	$csv .= PHP_EOL;
233	291	}
	292	+ // if enclosure is required, check every item of this line
	293	+ // if a comma exists in the item, add enclosure.
	294	+ if ( $enclose ) {
	295	+ $temp_array = array();
	296	+ foreach ( $array as $item ) {
	297	+ if ( strpos( $item, ',' ) !== false ) {
	298	+ $item = VISUALIZER_CSV_ENCLOSURE . $item . VISUALIZER_CSV_ENCLOSURE;
	299	+ }
	300	+ $temp_array[] = $item;
	301	+ }
	302	+ $array = $temp_array;
	303	+ }
234	304	$csv .= implode( ',', $array );
235	305	}
236	306	fclose( $fp );
237	307
		@@ -237,8 +307,9 @@
237	307
238	308	return array(
239	309	'csv' => $csv,
240	310	'name' => $filename,
	311	+ 'string' => str_replace( $bom, '', $csv ),
241	312	);
242	313	}
243	314
244	315	/**
		@@ -248,30 +319,44 @@
248	319	* @param array $rows The array of data.
249	320	* @param string $filename The name of the file to use.
250	321	*/
251	322	private function _getExcel( $rows, $filename ) {
252		- // PHPExcel does not like sheet names longer than 31 characters.
	323	+ // PHPExcel did not like sheet names longer than 31 characters and we will assume the same with PhpSpreadsheet
253	324	$chart = substr( $filename, 0, 30 );
254	325	$filename .= '.xlsx';
255		-
	326	+ if ( ! apply_filters( 'vizualizer_export_include_series_type', true ) ) {
	327	+ unset( $rows[1] );
	328	+ $rows = array_values( $rows );
	329	+ $rows = array_map(
	330	+ function( $r ) {
	331	+ return array_map( 'strval', $r );
	332	+ },
	333	+ $rows
	334	+ );
	335	+ }
	336	+ $vendor_file = VISUALIZER_ABSPATH . '/vendor/autoload.php';
	337	+ if ( is_readable( $vendor_file ) ) {
	338	+ include_once( $vendor_file );
	339	+ }
256	340	$xlsData = '';
257		- if ( class_exists( 'PHPExcel' ) ) {
258		- $doc = new PHPExcel();
	341	+ if ( class_exists( 'PhpOffice\PhpSpreadsheet\Spreadsheet' ) ) {
	342	+ $doc = new PhpOffice\PhpSpreadsheet\Spreadsheet();
259	343	$doc->getActiveSheet()->fromArray( $rows, null, 'A1' );
260	344	$doc->getActiveSheet()->setTitle( sanitize_title( $chart ) );
261	345	$doc = apply_filters( 'visualizer_excel_doc', $doc );
262		- $writer = PHPExcel_IOFactory::createWriter( $doc, 'Excel2007' );
	346	+ $writer = PhpOffice\PhpSpreadsheet\IOFactory::createWriter( $doc, 'Xlsx' );
263	347	ob_start();
264	348	$writer->save( 'php://output' );
265	349	$xlsData = ob_get_contents();
266	350	ob_end_clean();
267	351	} else {
268		- do_action( 'themeisle_log_event', Visualizer_Plugin::NAME, 'Class PHPExcel does not exist!', 'error', __FILE__, __LINE__ );
269		- error_log( 'Class PHPExcel does not exist!' );
	352	+ do_action( 'themeisle_log_event', Visualizer_Plugin::NAME, 'Class PhpOffice\PhpSpreadsheet\Spreadsheet does not exist!', 'error', __FILE__, __LINE__ );
	353	+ error_log( 'Class PhpOffice\PhpSpreadsheet\Spreadsheet does not exist!' );
270	354	}
271	355	return array(
272	356	'csv' => 'data:application/vnd.ms-excel;base64,' . base64_encode( $xlsData ),
273	357	'name' => $filename,
	358	+ 'raw' => base64_encode( $xlsData ),
274	359	);
275	360	}
276	361
277	362	/**
		@@ -301,8 +386,14 @@
301	386
302	387	$table = '<table class="visualizer-print">';
303	388	$index = 0;
304	389	foreach ( $rows as $row ) {
	390	+ // skip the data type row.
	391	+ if ( 1 === $index ) {
	392	+ $index++;
	393	+ continue;
	394	+ }
	395	+
305	396	$table .= '<tr>';
306	397	foreach ( $row as $col ) {
307	398	if ( $index === 0 ) {
308	399	$table .= '<th>' . $col . '</th>';
		@@ -323,8 +414,78 @@
323	414	);
324	415	}
325	416
326	417	/**
	418	+ * Disable revisions temporarily for visualizer post type.
	419	+ */
	420	+ protected final function disableRevisionsTemporarily() {
	421	+ add_filter(
	422	+ 'wp_revisions_to_keep', function( $num, $post ) {
	423	+ if ( $post->post_type === Visualizer_Plugin::CPT_VISUALIZER ) {
	424	+ return 0;
	425	+ }
	426	+ return $num;
	427	+ }, 10, 2
	428	+ );
	429	+ }
	430	+
	431	+ /**
	432	+ * Undo revisions for the chart, and if necessary, restore the earliest version.
	433	+ *
	434	+ * @return bool If any revisions were found.
	435	+ */
	436	+ public final function undoRevisions( $chart_id, $restore = false ) {
	437	+ do_action( 'themeisle_log_event', Visualizer_Plugin::NAME, sprintf( 'undoRevisions for %d with%s restore', $chart_id, ( $restore ? '' : 'out' ) ), 'debug', __FILE__, __LINE__ );
	438	+ if ( get_post_type( $chart_id ) !== Visualizer_Plugin::CPT_VISUALIZER ) {
	439	+ return false;
	440	+ }
	441	+ $revisions = wp_get_post_revisions( $chart_id, array( 'order' => 'ASC' ) );
	442	+ if ( count( $revisions ) > 1 ) {
	443	+ $revision_ids = array_keys( $revisions );
	444	+
	445	+ do_action( 'themeisle_log_event', Visualizer_Plugin::NAME, sprintf( 'found %d revisions = %s', count( $revisions ), print_r( $revision_ids, true ) ), 'debug', __FILE__, __LINE__ );
	446	+
	447	+ // when we restore, a new revision is likely to be created. so, let's disable revisions for the time being.
	448	+ $this->disableRevisionsTemporarily();
	449	+
	450	+ if ( $restore ) {
	451	+ // restore to the oldest one i.e. the first one.
	452	+ wp_restore_post_revision( array_shift( $revision_ids ) );
	453	+ }
	454	+
	455	+ // delete all revisions.
	456	+ foreach ( $revision_ids as $id ) {
	457	+ wp_delete_post_revision( $id );
	458	+ }
	459	+
	460	+ return true;
	461	+ }
	462	+ return false;
	463	+ }
	464	+
	465	+ /**
	466	+ * If existing revisions exist for the chart, restore the earliest version and then create a new revision to initiate editing.
	467	+ */
	468	+ public final function handleExistingRevisions( $chart_id, $chart ) {
	469	+
	470	+ do_action( 'themeisle_log_event', Visualizer_Plugin::NAME, sprintf( 'handleExistingRevisions for %d', $chart_id ), 'debug', __FILE__, __LINE__ );
	471	+ if ( get_post_type( $chart_id ) !== Visualizer_Plugin::CPT_VISUALIZER ) {
	472	+ return $chart_id;
	473	+ }
	474	+ // undo revisions.
	475	+ $revisions_found = $this->undoRevisions( $chart_id, true );
	476	+
	477	+ // create revision for the edit action.
	478	+ wp_save_post_revision( $chart_id );
	479	+
	480	+ if ( $revisions_found ) {
	481	+ // fetch chart data again in case it was updated by an earlier revision.
	482	+ $chart = get_post( $chart_id );
	483	+ }
	484	+ return $chart;
	485	+ }
	486	+
	487	+ /**
327	488	* Returns the language of the locale.
328	489	*
329	490	* @access protected
330	491	*/
		@@ -337,6 +498,333 @@
337	498	if ( count( $array ) < 2 ) {
338	499	return '';
339	500	}
340	501	return reset( $array );
	502	+ }
	503	+
	504	+ /**
	505	+ * Gets/creates the JS where user-specific customizations can be/have been added.
	506	+ */
	507	+ protected function get_user_customization_js() {
	508	+ // use this as the JS file in case we are not able to create the file in uploads.
	509	+ $default = VISUALIZER_ABSURL . 'js/customization.js';
	510	+
	511	+ $uploads = wp_get_upload_dir();
	512	+ $specific = $uploads['baseurl'] . '/visualizer/customization.js';
	513	+
	514	+ // for testing on user sites (before we send them the correctly customized file).
	515	+ if ( VISUALIZER_TEST_JS_CUSTOMIZATION ) {
	516	+ return $default;
	517	+ }
	518	+
	519	+ require_once( ABSPATH . 'wp-admin/includes/file.php' );
	520	+ WP_Filesystem();
	521	+ global $wp_filesystem;
	522	+
	523	+ $multisite_arg = '/';
	524	+ if ( is_multisite() && ! is_main_site() ) {
	525	+ $multisite_arg = '/sites/' . get_current_blog_id() . '/';
	526	+ }
	527	+
	528	+ $dir = $wp_filesystem->wp_content_dir() . 'uploads' . $multisite_arg . 'visualizer';
	529	+ $file = $wp_filesystem->wp_content_dir() . 'uploads' . $multisite_arg . 'visualizer/customization.js';
	530	+
	531	+ if ( $wp_filesystem->is_readable( $file ) ) {
	532	+ return $specific;
	533	+ }
	534	+
	535	+ if ( $wp_filesystem->exists( $file ) && ! $wp_filesystem->is_readable( $file ) ) {
	536	+ do_action( 'themeisle_log_event', Visualizer_Plugin::NAME, sprintf( 'Unable to read file %s', $file ), 'error', __FILE__, __LINE__ );
	537	+ return $default;
	538	+ }
	539	+
	540	+ if ( ! $wp_filesystem->exists( $dir ) ) {
	541	+ // phpcs:ignore WordPress.CodeAnalysis.AssignmentInCondition.Found
	542	+ if ( ( $done = $wp_filesystem->mkdir( $dir ) ) === false ) {
	543	+ do_action( 'themeisle_log_event', Visualizer_Plugin::NAME, sprintf( 'Unable to create directory %s', $dir ), 'error', __FILE__, __LINE__ );
	544	+ return $default;
	545	+ }
	546	+ }
	547	+
	548	+ // if file does not exist, copy.
	549	+ if ( ! $wp_filesystem->exists( $file ) ) {
	550	+ $src = str_replace( ABSPATH, $wp_filesystem->abspath(), VISUALIZER_ABSPATH . '/js/customization.js' );
	551	+ // phpcs:ignore WordPress.CodeAnalysis.AssignmentInCondition.Found
	552	+ if ( ( $done = $wp_filesystem->copy( $src, $file ) ) === false ) {
	553	+ do_action( 'themeisle_log_event', Visualizer_Plugin::NAME, sprintf( 'Unable to copy file %s to %s', $src, $file ), 'error', __FILE__, __LINE__ );
	554	+ return $default;
	555	+ }
	556	+ }
	557	+
	558	+ return $specific;
	559	+ }
	560	+
	561	+ /**
	562	+ * Load the class for the given chart's chart type so that its assets can be loaded.
	563	+ */
	564	+ protected function load_chart_type( $chart_id ) {
	565	+ $name = $this->load_chart_class_name( $chart_id );
	566	+ $class = null;
	567	+ if ( class_exists( $name ) || true === apply_filters( 'visualizer_load_chart', false, $name ) ) {
	568	+ if ( 'Visualizer_Render_Sidebar_Type_DataTable_DataTable' === $name ) {
	569	+ $name = 'Visualizer_Render_Sidebar_Type_DataTable_Tabular';
	570	+ }
	571	+ $class = new $name;
	572	+ }
	573	+
	574	+ if ( is_null( $class ) && Visualizer_Module::is_pro() ) {
	575	+ // lets see if this type exists in pro. New Lite(3.1.0+) & old Pro(1.8.0-).
	576	+ $type = get_post_meta( $chart_id, Visualizer_Plugin::CF_CHART_TYPE, true );
	577	+ $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 ) ) );
	578	+ }
	579	+
	580	+ return is_null( $class ) ? null : $class->getLibrary();
	581	+ }
	582	+
	583	+ /**
	584	+ * Returns the class name for the given chart's chart type.
	585	+ */
	586	+ protected function load_chart_class_name( $chart_id ) {
	587	+ $type = get_post_meta( $chart_id, Visualizer_Plugin::CF_CHART_TYPE, true );
	588	+ $lib = get_post_meta( $chart_id, Visualizer_Plugin::CF_CHART_LIBRARY, true );
	589	+
	590	+ // backward compatibility.
	591	+ if ( empty( $lib ) ) {
	592	+ $lib = 'GoogleCharts';
	593	+ if ( 'dataTable' === $type ) {
	594	+ $lib = 'DataTable';
	595	+ }
	596	+ }
	597	+ $name = 'Visualizer_Render_Sidebar_Type_' . $lib . '_' . ucwords( $type );
	598	+ return $name;
	599	+ }
	600	+
	601	+ /**
	602	+ * Generates the inline CSS to apply to the chart and adds these classes to the settings.
	603	+ *
	604	+ * @access public
	605	+ * @param int $id The id of the chart.
	606	+ * @param array $settings The settings of the chart.
	607	+ */
	608	+ protected function get_inline_custom_css( $id, $settings ) {
	609	+ $css = '';
	610	+
	611	+ $classes = array();
	612	+ $css = '<style type="text/css" name="visualizer-custom-css" id="customcss-' . $id . '">';
	613	+ if ( ! empty( $settings['customcss'] ) ) {
	614	+ foreach ( $settings['customcss'] as $name => $element ) {
	615	+ $attributes = array();
	616	+ foreach ( $element as $property => $value ) {
	617	+ $attributes[] = $this->handle_css_property( $property, $value );
	618	+ }
	619	+ $class_name = $id . $name;
	620	+ $properties = implode( ' !important; ', array_filter( $attributes ) );
	621	+ if ( ! empty( $properties ) ) {
	622	+ $css .= '.' . $class_name . ' {' . $properties . ' !important;}';
	623	+ $classes[ $name ] = $class_name;
	624	+ }
	625	+ }
	626	+ $settings['cssClassNames'] = $classes;
	627	+ }
	628	+
	629	+ $img_path = VISUALIZER_ABSURL . 'images';
	630	+ $css .= ".locker,.locker-loader{position:absolute;top:0;left:0;width:100%;height:100%}.locker{z-index:1000;opacity:.8;background-color:#fff;-ms-filter:\"progid:DXImageTransform.Microsoft.Alpha(Opacity=80)\";filter:alpha(opacity=80)}.locker-loader{z-index:1001;background:url($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;}";
	631	+ $css .= '</style>';
	632	+
	633	+ $arguments = array( $css, $settings );
	634	+ apply_filters_ref_array( 'visualizer_inline_css', array( &$arguments ) );
	635	+
	636	+ return $arguments;
	637	+ }
	638	+
	639	+ /**
	640	+ * Handles CSS properties that might need special syntax.
	641	+ *
	642	+ * @access private
	643	+ * @param string $property The name of the css property.
	644	+ * @param string $value The value of the css property.
	645	+ */
	646	+ private function handle_css_property( $property, $value ) {
	647	+ if ( empty( $property ) || empty( $value ) ) {
	648	+ return '';
	649	+ }
	650	+
	651	+ switch ( $property ) {
	652	+ case 'transform':
	653	+ $value = 'rotate(' . $value . 'deg)';
	654	+ break;
	655	+ }
	656	+ return $property . ': ' . $value;
	657	+ }
	658	+
	659	+ /**
	660	+ * Determines if charts have been created of the particular chart type.
	661	+ */
	662	+ protected static function hasChartType( $type ) {
	663	+ $args = array(
	664	+ 'post_type' => Visualizer_Plugin::CPT_VISUALIZER,
	665	+ 'fields' => 'ids',
	666	+ 'post_status' => 'publish',
	667	+ 'meta_query' => array(
	668	+ array(
	669	+ 'key' => Visualizer_Plugin::CF_CHART_TYPE,
	670	+ 'value' => $type,
	671	+ ),
	672	+ ),
	673	+ );
	674	+
	675	+ $q = new WP_Query( $args );
	676	+ return $q->found_posts > 0;
	677	+ }
	678	+
	679	+ /**
	680	+ * Determines how many charts have been created.
	681	+ */
	682	+ protected static function numberOfCharts() {
	683	+ $args = array(
	684	+ 'post_type' => Visualizer_Plugin::CPT_VISUALIZER,
	685	+ 'fields' => 'ids',
	686	+ 'post_status' => 'publish',
	687	+ 'posts_per_page' => 300,
	688	+ );
	689	+
	690	+ $q = new WP_Query( $args );
	691	+ return $q->found_posts;
	692	+ }
	693	+
	694	+ /**
	695	+ * Checks if the PRO version is active.
	696	+ *
	697	+ * @since 3.3.0
	698	+ */
	699	+ public static function is_pro() {
	700	+ // versions of pro before 1.9.0 will use the constant VISUALIZER_PRO
	701	+ // versions of pro 1.9.0 onwards will use the filter
	702	+ return apply_filters( 'visualizer_is_pro', VISUALIZER_PRO );
	703	+ }
	704	+
	705	+ /**
	706	+ * Checks if the PRO version is older than a particular version.
	707	+ *
	708	+ * @since 3.3.0
	709	+ */
	710	+ public static function is_pro_older_than( $version ) {
	711	+ return version_compare( VISUALIZER_PRO_VERSION, $version, '<' );
	712	+ }
	713	+
	714	+ /**
	715	+ * Should we show some specific feature on the basis of the version?
	716	+ *
	717	+ * @since 3.4.0
	718	+ */
	719	+ public static function can_show_feature( $feature ) {
	720	+ switch ( $feature ) {
	721	+ case 'simple-editor':
	722	+ // if user has pro but an older version, then don't load the simple editor functionality
	723	+ // as the select box will not behave as expected because the pro editor's functionality will supercede.
	724	+ return ! Visualizer_Module::is_pro() || ! Visualizer_Module::is_pro_older_than( '1.9.2' );
	725	+ }
	726	+ return false;
	727	+ }
	728	+
	729	+ /**
	730	+ * Gets the features for the provided license type.
	731	+ */
	732	+ public static final function get_features_for_license( $plan ) {
	733	+ switch ( $plan ) {
	734	+ case 1:
	735	+ return array( 'import-wp', 'db-query' );
	736	+ case 2:
	737	+ return array( 'schedule-chart', 'chart-permissions' );
	738	+ }
	739	+ }
	740	+
	741	+ /**
	742	+ * Gets the chart content after common manipulations.
	743	+ */
	744	+ public static function get_chart_data( $chart, $type, $run_filter = true ) {
	745	+ // change HTML entities
	746	+ $post_content = html_entity_decode( htmlentities( $chart->post_content ) );
	747	+ $post_content = preg_replace_callback(
	748	+ '!s:(\d+):"(.*?)";!s',
	749	+ function ( $matches ) {
	750	+ if ( isset( $matches[2] ) ) {
	751	+ return 's:' . strlen( $matches[2] ) . ':"' . $matches[2] . '";';
	752	+ }
	753	+ },
	754	+ $post_content
	755	+ );
	756	+ $data = unserialize( $post_content );
	757	+ $altered = array();
	758	+ if ( ! empty( $data ) ) {
	759	+ foreach ( $data as $index => $array ) {
	760	+ if ( ! is_array( $index ) && is_array( $array ) ) {
	761	+ foreach ( $array as &$datum ) {
	762	+ if ( is_string( $datum ) ) {
	763	+ $datum = stripslashes( $datum );
	764	+ }
	765	+ }
	766	+ $altered[ $index ] = $array;
	767	+ }
	768	+ }
	769	+ }
	770	+ // if something goes wrong and the end result is empty, be safe and use the original data
	771	+ if ( empty( $altered ) ) {
	772	+ $altered = $data;
	773	+ }
	774	+ if ( $run_filter ) {
	775	+ return apply_filters( Visualizer_Plugin::FILTER_GET_CHART_DATA, $altered, $chart->ID, $type );
	776	+ }
	777	+ return $altered;
	778	+ }
	779	+
	780	+ /**
	781	+ * Get chart image.
	782	+ *
	783	+ * @param object $chart Chart data.
	784	+ * @return string
	785	+ */
	786	+ public function _getImage( $chart = null ) {
	787	+ $image = '';
	788	+ if ( $chart ) {
	789	+ $chart_image = get_post_meta( $chart->ID, Visualizer_Plugin::CF_CHART_IMAGE, true );
	790	+ if ( ! empty( $chart_image ) ) {
	791	+ $image = wp_get_attachment_image( $chart_image, 'full' );
	792	+ }
	793	+ }
	794	+ return array(
	795	+ 'csv' => $image,
	796	+ );
	797	+ }
	798	+
	799	+ /**
	800	+ * Filter chart title if visualizer post type.
	801	+ *
	802	+ * @param object $query WP Query object.
	803	+ * @return void
	804	+ */
	805	+ public function PreGetPosts( $query ) {
	806	+ if ( ! $query->is_main_query() ) {
	807	+ $post_type = $query->get( 'post_type' );
	808	+ if ( 'visualizer' === $post_type ) {
	809	+ $this->_addFilter( Visualizer_Plugin::FILTER_CHART_TITLE, 'filterChartTitle', 10, 2 );
	810	+ }
	811	+ }
	812	+ }
	813	+
	814	+ /**
	815	+ * Filter chart title.
	816	+ *
	817	+ * @access public
	818	+ * @param string $post_title Post title.
	819	+ * @param int $post_id Post ID.
	820	+ * @return string
	821	+ */
	822	+ public function filterChartTitle( $post_title, $post_id ) {
	823	+ $post_type = get_post_type( $post_id );
	824	+ $post_title = trim( $post_title );
	825	+ if ( 'visualizer' === $post_type && 'Visualization' === $post_title ) {
	826	+ return sprintf( '%s #%d', $post_title, $post_id );
	827	+ }
	828	+ return $post_title;
341	829	}
342	830	}