← All changes | classes/Visualizer/Module/Frontend.php +354 -59 3.1.0 → 3.7.1 View file →

		@@ -53,8 +53,9 @@
53	53	public function __construct( Visualizer_Plugin $plugin ) {
54	54	parent::__construct( $plugin );
55	55
56	56	$this->_addAction( 'wp_enqueue_scripts', 'enqueueScripts' );
	57	+ $this->_addAction( 'load-index.php', 'enqueueScripts' );
57	58	$this->_addAction( 'visualizer_enqueue_scripts', 'enqueueScripts' );
58	59	$this->_addFilter( 'visualizer_get_language', 'getLanguage' );
59	60	$this->_addShortcode( 'visualizer', 'renderChart' );
60	61
		@@ -68,11 +69,32 @@
68	69	add_filter( 'term_description', 'do_shortcode' );
69	70	}
70	71
71	72	add_action( 'rest_api_init', array( $this, 'endpoint_register' ) );
	73	+
	74	+ $this->_addFilter( 'script_loader_tag', 'script_loader_tag', null, 10, 3 );
72	75	}
73	76
74	77	/**
	78	+ * Adds the async attribute to certain scripts.
	79	+ */
	80	+ function script_loader_tag( $tag, $handle, $src ) {
	81	+ if ( is_admin() ) {
	82	+ return $tag;
	83	+ }
	84	+
	85	+ $scripts = array( 'google-jsapi', 'visualizer-render-google-lib', 'visualizer-render-google' );
	86	+
	87	+ foreach ( $scripts as $async ) {
	88	+ if ( $async === $handle ) {
	89	+ $tag = str_replace( ' src', ' defer="defer" src', $tag );
	90	+ break;
	91	+ }
	92	+ }
	93	+ return $tag;
	94	+ }
	95	+
	96	+ /**
75	97	* Returns the language/locale.
76	98	*/
77	99	function getLanguage( $dummy, $only_language ) {
78	100	return $this->get_language();
		@@ -86,9 +108,33 @@
86	108	register_rest_route(
87	109	'visualizer/v' . VISUALIZER_REST_VERSION,
88	110	'/action/(?P<chart>\d+)/(?P<type>.+)/',
89	111	array(
90		- 'methods' => array( 'GET', 'POST' ),
	112	+ // POST is required for save/cancel, GET for all others
	113	+ 'methods' => array( 'POST', 'GET' ),
	114	+ 'args' => array(
	115	+ 'chart' => array(
	116	+ 'required' => true,
	117	+ 'sanitize_callback' => function( $param ) {
	118	+ return is_numeric( $param ) ? $param : null;
	119	+ },
	120	+ ),
	121	+ 'type' => array(
	122	+ 'required' => true,
	123	+ 'type' => 'string',
	124	+ 'enum' => array_merge( array( 'save', 'cancel' ), array_keys( $this->get_actions() ) ),
	125	+ ),
	126	+ ),
	127	+ 'permission_callback' => function ( WP_REST_Request $request ) {
	128	+ $chart_id = filter_var( sanitize_text_field( $request->get_param( 'chart' ), FILTER_VALIDATE_INT ) );
	129	+ if ( ! empty( $chart_id ) && in_array( $request->get_param( 'type' ), array( 'save', 'cancel' ), true ) ) {
	130	+ // let save and cancel go without any check as past version of pro
	131	+ // did not send the X-WP-Nonce
	132	+ // we can change this at a later date.
	133	+ return true;
	134	+ }
	135	+ return ! empty( $chart_id ) && apply_filters( 'visualizer_pro_show_chart', true, $chart_id );
	136	+ },
91	137	'callback' => array( $this, 'perform_action' ),
92	138	)
93	139	);
94	140	}
		@@ -98,17 +144,42 @@
98	144	*
99	145	* @access private
100	146	*/
101	147	private function get_actions() {
102		- return apply_filters(
	148	+ $actions = apply_filters(
103	149	'visualizer_action_buttons',
104	150	array(
105		- 'print' => __( 'Print', 'visualizer' ),
106		- 'csv' => __( 'CSV', 'visualizer' ),
107		- 'xls' => __( 'Excel', 'visualizer' ),
108		- 'copy' => __( 'Copy', 'visualizer' ),
	151	+ 'print' => array(
	152	+ 'label' => esc_html__( 'Print', 'visualizer' ),
	153	+ 'title' => esc_html__( 'Print Chart', 'visualizer' ),
	154	+ ),
	155	+ 'csv' => array(
	156	+ 'label' => esc_html__( 'CSV', 'visualizer' ),
	157	+ 'title' => esc_html__( 'Download as a CSV', 'visualizer' ),
	158	+ ),
	159	+ 'xls' => array(
	160	+ 'label' => esc_html__( 'Excel', 'visualizer' ),
	161	+ 'title' => esc_html__( 'Download as a spreadsheet', 'visualizer' ),
	162	+ ),
	163	+ 'copy' => array(
	164	+ 'label' => esc_html__( 'Copy', 'visualizer' ),
	165	+ 'title' => esc_html__( 'Copy data', 'visualizer' ),
	166	+ ),
	167	+ 'image' => array(
	168	+ 'label' => esc_html__( 'Download', 'visualizer' ),
	169	+ 'title' => esc_html__( 'Download as an image', 'visualizer' ),
	170	+ ),
109	171	)
110	172	);
	173	+
	174	+ // backward compatibility before label and title attributes were introduced.
	175	+ if ( isset( $actions['edit'] ) && is_string( $actions['edit'] ) ) {
	176	+ $actions['edit'] = array(
	177	+ 'label' => esc_html__( 'Edit', 'visualizer' ),
	178	+ 'title' => esc_html__( 'Edit data', 'visualizer' ),
	179	+ );
	180	+ }
	181	+ return $actions;
111	182	}
112	183
113	184	/**
114	185	* The print button
		@@ -139,8 +210,23 @@
139	210	break;
140	211	case 'xls':
141	212	$data = $this->_getDataAs( $chart_id, 'xls' );
142	213	break;
	214	+ case 'image':
	215	+ $settings = get_post_meta( $chart_id, Visualizer_Plugin::CF_SETTINGS, true );
	216	+ $title = 'visualizer#' . $chart_id;
	217	+ if ( ! empty( $settings['title'] ) ) {
	218	+ $title = $settings['title'];
	219	+ }
	220	+ // for ChartJS, title is an array.
	221	+ if ( is_array( $title ) && isset( $title['text'] ) ) {
	222	+ $title = $title['text'];
	223	+ }
	224	+ if ( empty( $title ) ) {
	225	+ $title = 'visualizer#' . $chart_id;
	226	+ }
	227	+ $data = array( 'name' => $title );
	228	+ break;
143	229	default:
144	230	$data = apply_filters( 'visualizer_action_data', $data, $chart_id, $type, $params, $this );
145	231	break;
146	232	}
		@@ -157,9 +243,8 @@
157	243	* @access public
158	244	*/
159	245	public function enqueueScripts() {
160	246	wp_register_script( 'visualizer-customization', $this->get_user_customization_js(), array(), null, true );
161		- wp_register_script( 'visualizer-clipboardjs', VISUALIZER_ABSURL . 'js/lib/clipboardjs/clipboard.min.js', array( 'jquery' ), Visualizer_Plugin::VERSION, true );
162	247	wp_register_style( 'visualizer-front', VISUALIZER_ABSURL . 'css/front.css', array(), Visualizer_Plugin::VERSION );
163	248	do_action( 'visualizer_pro_frontend_load_resources' );
164	249	}
165	250
		@@ -179,27 +264,38 @@
179	264	public function renderChart( $atts ) {
180	265	global $wp_version;
181	266	$atts = shortcode_atts(
182	267	array(
183		- 'id' => false, // chart id
184		- 'class' => false, // chart class
185		- 'series' => false, // series filter hook
186		- 'data' => false, // data filter hook
187		- 'settings' => false, // data filter hook
	268	+ // chart id
	269	+ 'id' => false,
	270	+ // chart class
	271	+ 'class' => false,
	272	+ // for lazy load
	273	+ // set 'yes' to use the default intersection limit (300px)
	274	+ // OR set a number (e.g. 700) to use 700px as the intersection limit
	275	+ 'lazy' => apply_filters( 'visualizer_lazy_by_default', false, $atts['id'] ),
	276	+ // Use image chart
	277	+ 'use_image' => 'no',
188	278	),
189	279	$atts
190	280	);
191	281
192		- // if empty id or chart does not exists, then return empty string
193		- if ( ! $atts['id'] || ! ( $chart = get_post( $atts['id'] ) ) || $chart->post_type != Visualizer_Plugin::CPT_VISUALIZER ) {
	282	+ $chart_data = $this->getChartData( Visualizer_Plugin::CF_CHART_CACHE, $atts['id'] );
	283	+ // if empty chart does not exists, then return empty string.
	284	+ if ( ! $chart_data ) {
194	285	return '';
195	286	}
196	287
	288	+ $chart = $chart_data['chart'];
	289	+ $type = $chart_data['type'];
	290	+ $series = $chart_data['series'];
	291	+ // do not show the chart?
197	292	if ( ! apply_filters( 'visualizer_pro_show_chart', true, $atts['id'] ) ) {
198	293	return '';
199	294	}
200	295
201	296	// in case revisions exist.
	297	+ // phpcs:ignore WordPress.CodeAnalysis.AssignmentInCondition.Found
202	298	if ( true === ( $revisions = $this->undoRevisions( $chart->ID, true ) ) ) {
203	299	$chart = get_post( $chart->ID );
204	300	}
205	301
		@@ -205,37 +301,37 @@
205	301
206	302	$id = 'visualizer-' . $atts['id'];
207	303	$defaultClass = 'visualizer-front';
208	304	$class = apply_filters( Visualizer_Plugin::FILTER_CHART_WRAPPER_CLASS, $atts['class'], $atts['id'] );
209		- $class = $defaultClass . ' ' . $class . ' ' . 'visualizer-front-' . $atts['id'];
210		- $class = ! empty( $class ) ? ' class="' . trim( $class ) . '"' : '';
211	305
212		- $type = get_post_meta( $chart->ID, Visualizer_Plugin::CF_CHART_TYPE, true );
	306	+ $lazyClass = $atts['lazy'] === 'yes' || ctype_digit( $atts['lazy'] ) ? 'visualizer-lazy' : '';
213	307
	308	+ $class = sprintf( '%s %s %s %s', $defaultClass, $class, 'visualizer-front-' . $atts['id'], $lazyClass );
	309	+ $attributes = array();
	310	+ if ( ! empty( $class ) ) {
	311	+ $attributes['class'] = trim( $class );
	312	+ }
	313	+
	314	+ if ( ctype_digit( $atts['lazy'] ) ) {
	315	+ $attributes['data-lazy-limit'] = $atts['lazy'];
	316	+ }
	317	+
214	318	$chart = apply_filters( 'visualizer_schedule_refresh_chart', $chart, $chart->ID, false );
215	319
216		- // fetch and update settings
217		- $settings = get_post_meta( $chart->ID, Visualizer_Plugin::CF_SETTINGS, true );
	320	+ // Get and update settings.
	321	+ $settings = $chart_data['settings'];
218	322	if ( empty( $settings['height'] ) ) {
219	323	$settings['height'] = '400';
220	324	}
221	325
222	326	// handle series filter hooks
223		- $series = apply_filters( Visualizer_Plugin::FILTER_GET_CHART_SERIES, get_post_meta( $chart->ID, Visualizer_Plugin::CF_SERIES, true ), $chart->ID, $type );
224		- if ( ! empty( $atts['series'] ) ) {
225		- $series = apply_filters( $atts['series'], $series, $chart->ID, $type );
226		- }
	327	+ $series = apply_filters( Visualizer_Plugin::FILTER_GET_CHART_SERIES, $series, $chart->ID, $type );
	328	+
227	329	// handle settings filter hooks
228	330	$settings = apply_filters( Visualizer_Plugin::FILTER_GET_CHART_SETTINGS, $settings, $chart->ID, $type );
229		- if ( ! empty( $atts['settings'] ) ) {
230		- $settings = apply_filters( $atts['settings'], $settings, $chart->ID, $type );
231		- }
232	331
233	332	// handle data filter hooks
234		- $data = apply_filters( Visualizer_Plugin::FILTER_GET_CHART_DATA, unserialize( html_entity_decode( $chart->post_content ) ), $chart->ID, $type );
235		- if ( ! empty( $atts['data'] ) ) {
236		- $data = apply_filters( $atts['data'], $data, $chart->ID, $type );
237		- }
	333	+ $data = self::get_chart_data( $chart, $type );
238	334
239	335	$css = '';
240	336	$arguments = $this->get_inline_custom_css( $id, $settings );
241	337	if ( ! empty( $arguments ) ) {
		@@ -244,8 +340,26 @@
244	340	}
245	341
246	342	$library = $this->load_chart_type( $chart->ID );
247	343
	344	+ $id = $id . '-' . rand();
	345	+
	346	+ $amp = Visualizer_Plugin::instance()->getModule( Visualizer_Module_AMP::NAME );
	347	+ if ( $amp && $amp->is_amp() ) {
	348	+ return '<div data-amp-auto-lightbox-disable id="' . $id . '"' . $this->getHtmlAttributes( $attributes ) . '>' . $amp->get_chart( $chart, $data, $series, $settings ) . '</div>';
	349	+ }
	350	+
	351	+ if ( 'yes' === $atts['use_image'] ) {
	352	+ $chart_image = $chart_data['chart_image'];
	353	+ if ( $chart_image ) {
	354	+ return '<div id="' . $id . '"' . $this->getHtmlAttributes( $attributes ) . '>' . wp_get_attachment_image( $chart_image, 'full' ) . '</div>';
	355	+ }
	356	+ }
	357	+ // Unset chart image base64 string.
	358	+ if ( isset( $settings['chart-img'] ) ) {
	359	+ unset( $settings['chart-img'] );
	360	+ }
	361	+
248	362	// add chart to the array
249	363	$this->_charts[ $id ] = array(
250	364	'type' => $type,
251	365	'series' => $series,
		@@ -253,33 +367,8 @@
253	367	'data' => $data,
254	368	'library' => $library,
255	369	);
256	370
257		- wp_register_script(
258		- "visualizer-render-$library",
259		- VISUALIZER_ABSURL . 'js/render-facade.js',
260		- apply_filters( 'visualizer_assets_render', array( 'jquery', 'visualizer-customization' ), true ),
261		- Visualizer_Plugin::VERSION,
262		- true
263		- );
264		-
265		- wp_enqueue_script( "visualizer-render-$library" );
266		- wp_localize_script(
267		- "visualizer-render-$library",
268		- 'visualizer',
269		- array(
270		- 'charts' => $this->_charts,
271		- 'language' => $this->get_language(),
272		- 'map_api_key' => get_option( 'visualizer-map-api-key' ),
273		- 'rest_url' => version_compare( $wp_version, '4.7.0', '>=' ) ? rest_url( 'visualizer/v' . VISUALIZER_REST_VERSION . '/action/#id#/#type#/' ) : '',
274		- 'i10n' => array(
275		- 'copied' => __( 'Copied!', 'visualizer' ),
276		- ),
277		- 'page_type' => 'frontend',
278		- )
279		- );
280		- wp_enqueue_style( 'visualizer-front' );
281		-
282	371	$actions_div = '';
283	372	$actions_visible = apply_filters( 'visualizer_pro_add_actions', isset( $settings['actions'] ) ? $settings['actions'] : array(), $atts['id'] );
284	373	if ( ! empty( $actions_visible ) ) {
285	374	$actions = $this->get_actions();
		@@ -291,15 +380,16 @@
291	380	$array = explode( ';', $action_type );
292	381	$key = $array[0];
293	382	$mime = end( $array );
294	383	}
295		- $label = $actions[ $key ];
296		- $actions_div .= '<a href="#" class="visualizer-action visualizer-action-' . $key . '" data-visualizer-type="' . $key . '" data-visualizer-chart-id="' . $atts['id'] . '" data-visualizer-mime="' . $mime . '" title="' . $label . '" ';
	384	+ $label = $actions[ $key ]['label'];
	385	+ $title = $actions[ $key ]['title'];
	386	+ $actions_div .= sprintf( '<a href="#" class="visualizer-action visualizer-action-%s" data-visualizer-type="%s" data-visualizer-chart-id="%s" data-visualizer-container-id="%s" data-visualizer-mime="%s" title="%s"', $key, $key, $atts['id'], $id, $mime, $title );
297	387
298	388	if ( 'copy' === $key ) {
299	389	$copy = $this->_getDataAs( $atts['id'], 'csv' );
300	390	$actions_div .= ' data-clipboard-text="' . esc_attr( $copy['csv'] ) . '"';
301		- wp_enqueue_script( 'visualizer-clipboardjs' );
	391	+ wp_enqueue_script( 'clipboard' );
302	392	}
303	393
304	394	$actions_div .= apply_filters( 'visualizer_action_attributes', '', $key, $atts['id'] );
305	395	$actions_div .= '>' . $label . '</a> &nbsp;';
		@@ -309,8 +399,213 @@
309	399	}
310	400
311	401	$actions_div .= $css;
312	402
	403	+ $_charts = array();
	404	+ $_charts_type = '';
	405	+ foreach ( $this->_charts as $id => $array ) {
	406	+ $_charts = $this->_charts;
	407	+ $library = $array['library'];
	408	+ $_charts_type = $library;
	409	+ if ( ! wp_script_is( "visualizer-render-$library", 'registered' ) ) {
	410	+ wp_register_script(
	411	+ "visualizer-render-$library",
	412	+ VISUALIZER_ABSURL . 'js/render-facade.js',
	413	+ apply_filters( 'visualizer_assets_render', array( 'jquery', 'visualizer-customization' ), true ),
	414	+ Visualizer_Plugin::VERSION,
	415	+ true
	416	+ );
	417	+ wp_enqueue_script( "visualizer-render-$library" );
	418	+ }
	419	+ }
	420	+ if ( wp_script_is( "visualizer-render-$_charts_type" ) ) {
	421	+ wp_localize_script(
	422	+ "visualizer-render-$_charts_type",
	423	+ 'visualizer',
	424	+ array(
	425	+ 'charts' => $_charts,
	426	+ 'language' => $this->get_language(),
	427	+ 'map_api_key' => get_option( 'visualizer-map-api-key' ),
	428	+ 'rest_url' => version_compare( $wp_version, '4.7.0', '>=' ) ? rest_url( 'visualizer/v' . VISUALIZER_REST_VERSION . '/action/#id#/#type#/' ) : '',
	429	+ 'wp_nonce' => wp_create_nonce( 'wp_rest' ),
	430	+ 'i10n' => array(
	431	+ 'copied' => __( 'The data has been copied to your clipboard. Hit Ctrl-V/Cmd-V in your spreadsheet editor to paste the data.', 'visualizer' ),
	432	+ ),
	433	+ 'page_type' => 'frontend',
	434	+ 'is_front' => true,
	435	+ )
	436	+ );
	437	+ }
	438	+ wp_enqueue_style( 'visualizer-front' );
	439	+
313	440	// return placeholder div
314		- return $actions_div . '<div id="' . $id . '"' . $class . '></div>';
	441	+ return $actions_div . '<div id="' . $id . '"' . $this->getHtmlAttributes( $attributes ) . '></div>' . $this->addSchema( $chart->ID );
	442	+ }
	443	+
	444	+ /**
	445	+ * Converts the array of attributes to a string of HTML attributes.
	446	+ *
	447	+ * @since ?
	448	+ *
	449	+ * @access private
	450	+ */
	451	+ private function getHtmlAttributes( $attributes ) {
	452	+ $string = '';
	453	+ if ( ! $attributes ) {
	454	+ return $string;
	455	+ }
	456	+
	457	+ foreach ( $attributes as $name => $value ) {
	458	+ $string .= sprintf( '%s="%s"', esc_attr( $name ), esc_attr( $value ) );
	459	+ }
	460	+ return $string;
	461	+ }
	462	+
	463	+ /**
	464	+ * Adds the schema corresponding to the dataset.
	465	+ *
	466	+ * @since 3.3.2
	467	+ *
	468	+ * @access private
	469	+ */
	470	+ private function addSchema( $id ) {
	471	+ // should we show informative errors as HTML comments?
	472	+ $show_errors = apply_filters( 'visualizer_schema_show_errors', true, $id );
	473	+
	474	+ $settings = get_post_meta( $id, Visualizer_Plugin::CF_SETTINGS, true );
	475	+ $title = '';
	476	+ if ( isset( $settings['title'] ) && ! empty( $settings['title'] ) ) {
	477	+ $title = $settings['title'];
	478	+ if ( is_array( $title ) ) {
	479	+ $title = $settings['title']['text'];
	480	+ }
	481	+ }
	482	+ $title = apply_filters( 'visualizer_schema_name', $title, $id );
	483	+ if ( empty( $title ) ) {
	484	+ if ( $show_errors ) {
	485	+ return "<!-- Not showing structured data for chart $id because title is empty -->";
	486	+ }
	487	+ return '';
	488	+ }
	489	+
	490	+ $desc = '';
	491	+ if ( isset( $settings['description'] ) && ! empty( $settings['description'] ) ) {
	492	+ $desc = $settings['description'];
	493	+ }
	494	+ $desc = apply_filters( 'visualizer_schema_description', $desc, $id );
	495	+ if ( empty( $desc ) ) {
	496	+ if ( $show_errors ) {
	497	+ return "<!-- Not showing structured data for chart $id because description is empty -->";
	498	+ }
	499	+ return '';
	500	+ }
	501	+
	502	+ // descriptions below 50 chars are not allowed.
	503	+ if ( strlen( $desc ) < 50 ) {
	504	+ if ( $show_errors ) {
	505	+ return "<!-- Not showing structured data for chart $id because description is shorter than 50 characters -->";
	506	+ }
	507	+ return '';
	508	+ }
	509	+
	510	+ $license = '';
	511	+ if ( isset( $settings['license'] ) && ! empty( $settings['license'] ) ) {
	512	+ $license = $settings['license'];
	513	+ if ( is_array( $license ) ) {
	514	+ $license = $settings['license']['text'];
	515	+ }
	516	+ }
	517	+ $license = apply_filters( 'visualizer_schema_license', $license, $id );
	518	+ if ( empty( $license ) ) {
	519	+ if ( $show_errors ) {
	520	+ return "<!-- Not showing structured data for chart $id because license is empty -->";
	521	+ }
	522	+ return '';
	523	+ }
	524	+
	525	+ $creator = '';
	526	+ if ( isset( $settings['creator'] ) && ! empty( $settings['creator'] ) ) {
	527	+ $creator = $settings['creator'];
	528	+ if ( is_array( $creator ) ) {
	529	+ $creator = $settings['creator']['text'];
	530	+ }
	531	+ }
	532	+ $creator = apply_filters( 'visualizer_schema_creator', $creator, $id );
	533	+ if ( empty( $creator ) ) {
	534	+ if ( $show_errors ) {
	535	+ return "<!-- Not showing structured data for chart $id because creator is empty -->";
	536	+ }
	537	+ return '';
	538	+ }
	539	+
	540	+ $schema = apply_filters(
	541	+ 'visualizer_schema',
	542	+ '{
	543	+ "@context":"https://schema.org/",
	544	+ "@type":"Dataset",
	545	+ "name":"' . esc_html( $title ) . '",
	546	+ "description":"' . esc_html( $desc ) . '",
	547	+ "license": "' . esc_html( $license ) . '",
	548	+ "creator": {
	549	+ "@type": "Person",
	550	+ "name": "' . esc_html( $creator ) . '"
	551	+ }
	552	+ }',
	553	+ $id
	554	+ );
	555	+
	556	+ if ( empty( $schema ) ) {
	557	+ return '';
	558	+ }
	559	+
	560	+ return '<script type="application/ld+json">' . $schema . '</script>';
	561	+ }
	562	+
	563	+ /**
	564	+ * Get chart by ID.
	565	+ *
	566	+ * @param string $cache_key Cache key.
	567	+ * @param int $chart_id Chart ID.
	568	+ * @return mixed
	569	+ */
	570	+ private function getChartData( $cache_key = '', $chart_id = 0 ) {
	571	+ if ( ! $chart_id ) {
	572	+ return false;
	573	+ }
	574	+ // Create unique cache key of each chart.
	575	+ $cache_key .= '_' . $chart_id;
	576	+ // Get chart from cache.
	577	+ $chart = get_transient( $cache_key );
	578	+ if ( $chart ) {
	579	+ return $chart;
	580	+ }
	581	+
	582	+ // Get chart by ID.
	583	+ $chart = get_post( $chart_id );
	584	+ if ( $chart && Visualizer_Plugin::CPT_VISUALIZER === $chart->post_type ) {
	585	+ $settings = get_post_meta( $chart->ID, Visualizer_Plugin::CF_SETTINGS, true );
	586	+ $series = get_post_meta( $chart->ID, Visualizer_Plugin::CF_SERIES, true );
	587	+
	588	+ if ( isset( $settings['series'] ) && ! ( count( $settings['series'] ) - count( $series ) > 1 ) ) {
	589	+ $diff_total_series = abs( count( $settings['series'] ) - count( $series ) );
	590	+ if ( $diff_total_series ) {
	591	+ foreach ( range( 1, $diff_total_series ) as $k => $diff_series ) {
	592	+ $settings['series'][] = end( $settings['series'] );
	593	+ }
	594	+ }
	595	+ }
	596	+ $chart_data = array(
	597	+ 'chart' => $chart,
	598	+ 'type' => get_post_meta( $chart->ID, Visualizer_Plugin::CF_CHART_TYPE, true ),
	599	+ 'settings' => $settings,
	600	+ 'series' => $series,
	601	+ 'chart_image' => get_post_meta( $chart->ID, Visualizer_Plugin::CF_CHART_IMAGE, true ),
	602	+ );
	603	+
	604	+ // Put the results in a transient. Expire after 12 hours.
	605	+ set_transient( $cache_key, $chart_data, apply_filters( Visualizer_Plugin::FILTER_HANDLE_CACHE_EXPIRATION_TIME, 12 * HOUR_IN_SECONDS ) );
	606	+ return $chart_data;
	607	+ }
	608	+
	609	+ return false;
315	610	}
316	611	}