wpdatatables / lib / phpoffice / phpspreadsheet / src / PhpSpreadsheet / Worksheet / Drawing.php

Drawing.php in wpDataTables – WordPress Data Table, Dynamic Tables & Table Charts Plugin 6.5.1.7, at lib/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Worksheet/Drawing.php

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1	<?php
2
3	namespace PhpOffice\PhpSpreadsheet\Worksheet;
4
5	use PhpOffice\PhpSpreadsheet\Exception as PhpSpreadsheetException;
6	use ZipArchive;
7
8	class Drawing extends BaseDrawing
9	{
10	const IMAGE_TYPES_CONVERTION_MAP = [
11	IMAGETYPE_GIF => IMAGETYPE_PNG,
12	IMAGETYPE_JPEG => IMAGETYPE_JPEG,
13	IMAGETYPE_PNG => IMAGETYPE_PNG,
14	IMAGETYPE_BMP => IMAGETYPE_PNG,
15	];
16
17	/**
18	* Path.
19	*
20	* @var string
21	*/
22	private $path;
23
24	/**
25	* Whether or not we are dealing with a URL.
26	*
27	* @var bool
28	*/
29	private $isUrl;
30
31	/**
32	* Create a new Drawing.
33	*/
34	public function __construct()
35	{
36	// Initialise values
37	$this->path = '';
38	$this->isUrl = false;
39
40	// Initialize parent
41	parent::__construct();
42	}
43
44	/**
45	* Get Filename.
46	*
47	* @return string
48	*/
49	public function getFilename()
50	{
51	return basename($this->path);
52	}
53
54	/**
55	* Get indexed filename (using image index).
56	*/
57	public function getIndexedFilename(): string
58	{
59	return md5($this->path) . '.' . $this->getExtension();
60	}
61
62	/**
63	* Get Extension.
64	*
65	* @return string
66	*/
67	public function getExtension()
68	{
69	$exploded = explode('.', basename($this->path));
70
71	return $exploded[count($exploded) - 1];
72	}
73
74	/**
75	* Get full filepath to store drawing in zip archive.
76	*
77	* @return string
78	*/
79	public function getMediaFilename()
80	{
81	if (!array_key_exists($this->type, self::IMAGE_TYPES_CONVERTION_MAP)) {
82	throw new PhpSpreadsheetException('Unsupported image type in comment background. Supported types: PNG, JPEG, BMP, GIF.');
83	}
84
85	return sprintf('image%d%s', $this->getImageIndex(), $this->getImageFileExtensionForSave());
86	}
87
88	/**
89	* Get Path.
90	*
91	* @return string
92	*/
93	public function getPath()
94	{
95	return $this->path;
96	}
97
98	/**
99	* Set Path.
100	*
101	* @param string $path File path
102	* @param bool $verifyFile Verify file
103	* @param ZipArchive $zip Zip archive instance
104	* @param bool $allowExternal
105	*
106	* @return $this
107	*/
108	public function setPath($path, $verifyFile = true, $zip = null, $allowExternal = true)
109	{
110	$this->isUrl = false;
111	if (preg_match('~^data:image/[a-z]+;base64,~', $path) === 1) {
112	$this->path = $path;
113
114	return $this;
115	}
116
117	$this->path = '';
118	// Check if a URL has been passed. https://stackoverflow.com/a/2058596/1252979
119	if (filter_var($path, FILTER_VALIDATE_URL) \|\| (preg_match('/^([\w\s\x00-\x1f]+):/u', $path) && !preg_match('/^([\w]+):/u', $path))) {
120	if (!preg_match('/^(http\|https\|file\|ftp\|s3):/', $path)) {
121	throw new PhpSpreadsheetException('Invalid protocol for linked drawing');
122	}
123	if (!$allowExternal) {
124	return $this;
125	}
126	// Implicit that it is a URL, rather store info than running check above on value in other places.
127	$this->isUrl = true;
128	$ctx = null;
129	// https://github.com/php/php-src/issues/16023
130	// https://github.com/php/php-src/issues/17121
131	if (preg_match('/^https?:/', $path) === 1) {
132	$ctxArray = [
133	'http' => [
134	'user_agent' => 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36',
135	'header' => [
136	//'Connection: keep-alive', // unacceptable performance
137	'Accept: image/;q=0.9,/*;q=0.8',
138	],
139	],
140	];
141	if (preg_match('/^https:/', $path) === 1) {
142	$ctxArray['ssl'] = ['crypto_method' => STREAM_CRYPTO_METHOD_TLSv1_3_CLIENT];
143	}
144	$ctx = stream_context_create($ctxArray);
145	}
146	$imageContents = @file_get_contents($path, false, $ctx);
147	if ($imageContents !== false) {
148	$filePath = tempnam(sys_get_temp_dir(), 'Drawing');
149	if ($filePath) {
150	$put = @file_put_contents($filePath, $imageContents);
151	if ($put !== false) {
152	if ($this->isImage($filePath)) {
153	$this->path = $path;
154	$this->setSizesAndType($filePath);
155	}
156	unlink($filePath);
157	}
158	}
159	}
160	} elseif ($zip instanceof ZipArchive) {
161	$zipPath = explode('#', $path)[1];
162	$locate = @$zip->locateName($zipPath);
163	if ($locate !== false) {
164	if ($this->isImage($path)) {
165	$this->path = $path;
166	$this->setSizesAndType($path);
167	}
168	}
169	} else {
170	$exists = @file_exists($path);
171	if ($exists !== false && $this->isImage($path)) {
172	$this->path = $path;
173	$this->setSizesAndType($path);
174	}
175	}
176	if ($this->path === '' && $verifyFile) {
177	throw new PhpSpreadsheetException("File $path not found!");
178	}
179
180	if ($this->worksheet !== null) {
181	if ($this->path !== '') {
182	$this->worksheet->getCell($this->coordinates);
183	}
184	}
185
186	return $this;
187	}
188
189	private function isImage(string $path): bool
190	{
191	$mime = (string) @mime_content_type($path);
192	$retVal = false;
193	if (strpos($mime, 'image/') === 0) {
194	$retVal = true;
195	} elseif ($mime === 'application/octet-stream') {
196	$extension = pathinfo($path, PATHINFO_EXTENSION);
197	$retVal = in_array($extension, ['bin', 'emf'], true);
198	}
199
200	return $retVal;
201	}
202
203	/**
204	* Get isURL.
205	*/
206	public function getIsURL(): bool
207	{
208	return $this->isUrl;
209	}
210
211	/**
212	* Set isURL.
213	*
214	* @return $this
215	*
216	* @deprecated 3.7.0 not needed, property is set by setPath
217	*/
218	public function setIsURL(bool $isUrl): self
219	{
220	$this->isUrl = $isUrl;
221
222	return $this;
223	}
224
225	/**
226	* Get hash code.
227	*
228	* @return string Hash code
229	*/
230	public function getHashCode()
231	{
232	return md5(
233	$this->path .
234	parent::getHashCode() .
235	__CLASS__
236	);
237	}
238
239	/**
240	* Get Image Type for Save.
241	*/
242	public function getImageTypeForSave(): int
243	{
244	if (!array_key_exists($this->type, self::IMAGE_TYPES_CONVERTION_MAP)) {
245	throw new PhpSpreadsheetException('Unsupported image type in comment background. Supported types: PNG, JPEG, BMP, GIF.');
246	}
247
248	return self::IMAGE_TYPES_CONVERTION_MAP[$this->type];
249	}
250
251	/**
252	* Get Image file extention for Save.
253	*/
254	public function getImageFileExtensionForSave(bool $includeDot = true): string
255	{
256	if (!array_key_exists($this->type, self::IMAGE_TYPES_CONVERTION_MAP)) {
257	throw new PhpSpreadsheetException('Unsupported image type in comment background. Supported types: PNG, JPEG, BMP, GIF.');
258	}
259
260	$result = image_type_to_extension(self::IMAGE_TYPES_CONVERTION_MAP[$this->type], $includeDot);
261
262	return "$result";
263	}
264
265	/**
266	* Get Image mime type.
267	*/
268	public function getImageMimeType(): string
269	{
270	if (!array_key_exists($this->type, self::IMAGE_TYPES_CONVERTION_MAP)) {
271	throw new PhpSpreadsheetException('Unsupported image type in comment background. Supported types: PNG, JPEG, BMP, GIF.');
272	}
273
274	return image_type_to_mime_type(self::IMAGE_TYPES_CONVERTION_MAP[$this->type]);
275	}
276	}
277