← All changes | classes/Visualizer/Source/Csv/Remote.php +33 -44 4.0.7 → 1.4.2.2 View file →

		@@ -18,8 +18,9 @@
18	18	// | MA 02110-1301 USA |
19	19	// +----------------------------------------------------------------------+
20	20	// | Author: Eugene Manuilov <eugene@manuilov.org> |
21	21	// +----------------------------------------------------------------------+
	22	+
22	23	/**
23	24	* Source manager for remote CSV files.
24	25	*
25	26	* @category Visualizer
		@@ -29,14 +30,14 @@
29	30	*/
30	31	class Visualizer_Source_Csv_Remote extends Visualizer_Source_Csv {
31	32
32	33	/**
33		- * Path to the safely downloaded temporary file.
	34	+ * Temporary file name used when allow_url_fopen option is disabled.
34	35	*
35	36	* @since 1.4.2
36	37	*
37	38	* @access private
38		- * @var string|false
	39	+ * @var string
39	40	*/
40	41	private $_tmpfile = false;
41	42
42	43	/**
		@@ -46,15 +47,13 @@
46	47	*
47	48	* @access public
48	49	* @return string The serialized array of data.
49	50	*/
50		- public function getData( $dumb = false ) {
51		- return serialize(
52		- array(
53		- 'source' => $this->_filename,
54		- 'data' => $this->_data,
55		- )
56		- );
	51	+ public function getData() {
	52	+ return serialize( array(
	53	+ 'source' => $this->_filename,
	54	+ 'data' => $this->_data,
	55	+ ) );
57	56	}
58	57
59	58	/**
60	59	* Re populates data and series.
		@@ -66,9 +65,9 @@
66	65	* @return boolean TRUE on success, otherwise FALSE.
67	66	*/
68	67	private function _repopulate( $chart_id ) {
69	68	// if it has been already populated, then just return true
70		- if ( ! empty( $this->_data ) && ! empty( $this->_series ) ) {
	69	+ if ( !empty( $this->_data ) && !empty( $this->_series ) ) {
71	70	return true;
72	71	}
73	72
74	73	// if filename is empty, extract it from chart content
		@@ -73,10 +72,10 @@
73	72
74	73	// if filename is empty, extract it from chart content
75	74	if ( empty( $this->_filename ) ) {
76	75	$chart = get_post( $chart_id );
77		- $data = Visualizer_Module::decode_content( html_entity_decode( $chart->post_content ) );
78		- if ( ! isset( $data['source'] ) ) {
	76	+ $data = unserialize( $chart->post_content );
	77	+ if ( !isset( $data['source'] ) ) {
79	78	return false;
80	79	}
81	80
82	81	$this->_filename = $data['source'];
		@@ -92,16 +91,13 @@
92	91	* @since 1.1.0
93	92	*
94	93	* @access public
95	94	* @param array $data The actual array of data.
96		- * @param int $chart_id The chart id.
	95	+ * @param int $chart_id The chart id.
97	96	* @return array The re populated array of data or old one.
98	97	*/
99	98	public function repopulateData( $data, $chart_id ) {
100		- if ( ! is_array( $data ) ) {
101		- $data = array();
102		- }
103		- return array_key_exists( 'data', $data ) ? $data['data'] : $data;
	99	+ return $this->_repopulate( $chart_id ) ? $this->_data : $data;
104	100	}
105	101
106	102	/**
107	103	* Re populates series.
		@@ -109,13 +105,13 @@
109	105	* @since 1.1.0
110	106	*
111	107	* @access public
112	108	* @param array $series The actual array of series.
113		- * @param int $chart_id The chart id.
	109	+ * @param int $chart_id The chart id.
114	110	* @return array The re populated array of series or old one.
115	111	*/
116	112	public function repopulateSeries( $series, $chart_id ) {
117		- return $series;
	113	+ return $this->_repopulate( $chart_id ) ? $this->_series : $series;
118	114	}
119	115
120	116	/**
121	117	* Returns source name.
		@@ -129,44 +125,37 @@
129	125	return __CLASS__;
130	126	}
131	127
132	128	/**
133		- * Fetches the remote file and removes its temporary copy.
134		- *
135		- * @access public
136		- * @return boolean TRUE on success, otherwise FALSE.
137		- */
138		- public function fetch() {
139		- $result = parent::fetch();
140		-
141		- if ( $this->_tmpfile && is_file( $this->_tmpfile ) ) {
142		- wp_delete_file( $this->_tmpfile );
143		- $this->_tmpfile = false;
144		- }
145		-
146		- return $result;
147		- }
148		-
149		- /**
150	129	* Returns file handle to fetch data from.
151	130	*
152	131	* @since 1.4.2
153	132	*
154	133	* @access protected
	134	+ * @staticvar boolean $allow_url_fopen Determines whether or not allow_url_fopen option is enabled.
155	135	* @param string $filename Optional file name to get handle. If omitted, $_filename is used.
156		- * @return resource|false File handle resource on success, otherwise FALSE.
	136	+ * @return resource File handle resource on success, otherwise FALSE.
157	137	*/
158	138	protected function _get_file_handle( $filename = false ) {
	139	+ static $allow_url_fopen = null;
	140	+
159	141	if ( $this->_tmpfile && is_readable( $this->_tmpfile ) ) {
160	142	return parent::_get_file_handle( $this->_tmpfile );
161	143	}
162	144
163		- $tmpfile = Visualizer_Remote_Fetch::download( $this->_filename );
164		- if ( is_wp_error( $tmpfile ) ) {
165		- $this->_error = esc_html__( 'Could not download the file. Please check the URL and try again.', 'visualizer' );
166		- return false;
	145	+ if ( is_null( $allow_url_fopen ) ) {
	146	+ $allow_url_fopen = filter_var( ini_get( 'allow_url_fopen' ), FILTER_VALIDATE_BOOLEAN );
167	147	}
168	148
169		- $this->_tmpfile = $tmpfile;
170		- return parent::_get_file_handle( $this->_tmpfile );
	149	+ $scheme = parse_url( $this->_filename, PHP_URL_SCHEME );
	150	+ if ( $allow_url_fopen && in_array( $scheme, stream_get_wrappers() ) ) {
	151	+ return parent::_get_file_handle( $filename );
	152	+ }
	153	+
	154	+ require_once ABSPATH . 'wp-admin/includes/file.php';
	155	+
	156	+ $this->_tmpfile = download_url( $this->_filename );
	157	+
	158	+ return !is_wp_error( $this->_tmpfile ) ? parent::_get_file_handle( $this->_tmpfile ) : false;
171	159	}
172		-}
	160	+
	161	+}