Attachment::is3DModel() - Code Metrics - Inspection of "Allow to specify the 3d model for a footprint." - Part-DB/Part-DB-symfony - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( d9fe77...6645ab )

by Jan

created 2019-10-03 12:04 UTC

Attachment::is3DModel() A

↳ Parent: Attachment

Complexity

Conditions	2
Paths	2

Size

Total Lines	10
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	2
eloc	4
nc	2
nop	0
dl	0
loc	10
rs	10
c	0
b	0
f	0

<?php

declare(strict_types=1);
/**
 * Part-DB Version 0.4+ "nextgen"
 * Copyright (C) 2016 - 2019 Jan Böhmer
 * https://github.com/jbtronics.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
 */

namespace App\Entity\Attachments;

use App\Entity\Base\NamedDBElement;
use App\Validator\Constraints\Selectable;
use Doctrine\ORM\Mapping as ORM;

/**
 * Class Attachment.
 *
 * @ORM\Entity
 * @ORM\Table(name="`attachments`")
 * @ORM\InheritanceType("SINGLE_TABLE")
 * @ORM\DiscriminatorColumn(name="class_name", type="string")
 * @ORM\DiscriminatorMap({
 *     "PartDB\Part" = "PartAttachment", "Part" = "PartAttachment",
 *     "PartDB\Device" = "DeviceAttachment", "Device" = "DeviceAttachment",
 *     "AttachmentType" = "AttachmentTypeAttachment", "Category" = "CategoryAttachment",
 *     "Footprint" = "FootprintAttachment", "Manufacturer" = "ManufacturerAttachment",
 *     "Currency" = "CurrencyAttachment", "Group" = "GroupAttachment",
 *     "MeasurementUnit" = "MeasurementUnitAttachment", "Storelocation" = "StorelocationAttachment",
 *     "Supplier" = "SupplierAttachment", "User" = "UserAttachment"
 * })
 * @ORM\EntityListeners({"App\EntityListeners\AttachmentDeleteListener"})
 *
 */
abstract class Attachment extends NamedDBElement
{
    /**
     * A list of file extensions, that browsers can show directly as image.
     * Based on: https://developer.mozilla.org/en-US/docs/Web/Media/Formats/Image_types
     * It will be used to determine if a attachment is a picture and therefore will be shown to user as preview.
     */
    public const PICTURE_EXTS = ['apng', 'bmp', 'gif', 'ico', 'cur', 'jpg', 'jpeg', 'jfif', 'pjpeg', 'pjp', 'png',
                            'svg', 'webp'];

    /**
     * A list of extensions that will be treated as a 3D Model that can be shown to user directly in Part-DB.
     */
    public const MODEL_EXTS = ['x3d'];

    /**
     * When the path begins with one of this placeholders
     */
    public const INTERNAL_PLACEHOLDER = ['%BASE%', '%MEDIA%'];

    /** @var array Placeholders for attachments which using built in files. */
    public const BUILTIN_PLACEHOLDER = ['%FOOTPRINTS%', '%FOOTPRINTS3D%'];

    /**
     * @var bool
     * @ORM\Column(type="boolean")
     */
    protected $show_in_table = false;

    /**
     * @var string The path to the file relative to a placeholder path like %MEDIA%
     * @ORM\Column(type="string", name="path")
     */
    protected $path = '';

    /**
     * @var string The original filenamethe file had, when the user uploaded it.
     * @ORM\Column(type="string", nullable=true)
     */
    protected $original_filename;

    /**
     * ORM mapping is done in sub classes (like PartAttachment)
     */
    protected $element;

    /**
     * @var AttachmentType
     * @ORM\ManyToOne(targetEntity="AttachmentType", inversedBy="attachments_with_type")
     * @ORM\JoinColumn(name="type_id", referencedColumnName="id")
     * @Selectable()
     */
    protected $attachment_type;

    /***********************************************************
     * Various function
     ***********************************************************/

    /**
     * Check if this attachement is a picture (analyse the file's extension).
     * If the link is external, it is assumed that this is true.
     *
     * @return bool * true if the file extension is a picture extension
     *              * otherwise false
     */
    public function isPicture(): bool
    {
        //We can not check if a external link is a picture, so just assume this is false
        if ($this->isExternal()) {
            return true;
        }

        $extension = pathinfo($this->getPath(), PATHINFO_EXTENSION);

        return in_array(strtolower($extension), static::PICTURE_EXTS, true);
    }

    /**
     * Check if this attachment is a 3D model and therfore can be directly shown to user.
     * If the attachment is external, false is returned (3D Models must be internal).
     * @return bool
     */
    public function is3DModel() : bool
    {
        //We just assume that 3D Models are internally saved, otherwise we get problems loading them.
        if ($this->isExternal()) {
            return false;
        }

        $extension = pathinfo($this->getPath(), PATHINFO_EXTENSION);

        return in_array(strtolower($extension), static::MODEL_EXTS, true);
    }

    /**
     * Checks if the attachment file is externally saved (the database saves an URL)
     * @return bool true, if the file is saved externally
     */
    public function isExternal() : bool
    {
        //After the %PLACEHOLDER% comes a slash, so we can check if we have a placholder via explode
        $tmp = explode("/", $this->path);

        if (empty($tmp)) {
            return true;
        }

        return !in_array($tmp[0], array_merge(static::INTERNAL_PLACEHOLDER, static::BUILTIN_PLACEHOLDER), false);
    }

    /**
     * Checks if the attachment file is using a builtin file. (see BUILTIN_PLACEHOLDERS const for possible placeholders)
     * If a file is built in, the path is shown to user in url field (no sensitive infos are provided)
     * @return bool True if the attachment is uning an builtin file.
     */
    public function isBuiltIn() : bool
    {
        return static::checkIfBuiltin($this->path);
    }

    /********************************************************************************
     *
     *   Getters
     *
     *********************************************************************************/

    /**
     * Returns the extension of the file referenced via the attachment.
     * For a path like %BASE/path/foo.bar, bar will be returned.
     * If this attachment is external null is returned.
     * @return string|null The file extension in lower case.
     */
    public function getExtension() : ?string
    {
        if ($this->isExternal()) {
            return null;
        }

        if (!empty($this->original_filename)) {
            return strtolower(pathinfo($this->original_filename, PATHINFO_EXTENSION));
        }

        return strtolower(pathinfo($this->getPath(), PATHINFO_EXTENSION));
    }

    /**
     * Get the element, associated with this Attachement (for example a "Part" object).
     *
     * @return AttachmentContainingDBElement The associated Element.
     */
    public function getElement(): ?AttachmentContainingDBElement
    {
        return $this->element;
    }

    /**
     * The URL to the external file, or the path to the built in file.
     * Returns null, if the file is not external (and not builtin).
     * @return string|null
     */
    public function getURL(): ?string
    {
        if (!$this->isExternal() && !$this->isBuiltIn()) {
            return null;
        }

        return $this->path;
    }

    /**
     * Returns the hostname where the external file is stored.
     * Returns null, if the file is not external.
     * @return string|null
     */
    public function getHost(): ?string
    {
        if (!$this->isExternal()) {
            return null;
        }

        return parse_url($this->getURL(), PHP_URL_HOST);
    }

    /**
     * Get the filepath, relative to %BASE%.
     *
     * @return string A string like %BASE/path/foo.bar
     */
    public function getPath(): string
    {
        return $this->path;
    }

    /**
     * Returns the filename of the attachment.
     * For a path like %BASE/path/foo.bar, foo.bar will be returned.
     *
     * If the path is a URL (can be checked via isExternal()), null will be returned.
     *
     * @return string|null
     */
    public function getFilename(): ?string
    {
        if ($this->isExternal()) {
            return null;
        }

        //If we have a stored original filename, then use it
        if (!empty($this->original_filename)) {
            return $this->original_filename;
        }

        return pathinfo($this->getPath(), PATHINFO_BASENAME);
    }

    /**
     * Sets the filename that is shown for this attachment. Useful when the internal path is some generated value.
     * @param string|null $new_filename The filename that should be shown.
     * Set to null to generate the filename from path.
     * @return Attachment
     */
    public function setFilename(?string $new_filename): Attachment
    {
        $this->original_filename = $new_filename;
        return $this;
    }

    /**
     * Get the show_in_table attribute.
     *
     * @return bool true means, this attachement will be listed in the "Attachements" column of the HTML tables
     *              false means, this attachement won't be listed in the "Attachements" column of the HTML tables
     */
    public function getShowInTable(): bool
    {
        return (bool) $this->show_in_table;
    }

    /**
     *  Get the type of this attachement.
     *
     * @return AttachmentType the type of this attachement
     *
     */
    public function getAttachmentType(): ?AttachmentType
    {
        return $this->attachment_type;
    }

    /**
     * Returns the ID as an string, defined by the element class.
     * This should have a form like P000014, for a part with ID 14.
     *
     * @return string The ID as a string;
     */
    public function getIDString(): string
    {
        return 'A'.sprintf('%09d', $this->getID());
    }

    /*****************************************************************************************************
     * Setters
     ****************************************************************************************************/

    /**
     * @param bool $show_in_table
     *
     * @return self
     */
    public function setShowInTable(bool $show_in_table): self
    {
        $this->show_in_table = $show_in_table;

        return $this;
    }

    abstract public function setElement(AttachmentContainingDBElement $element) : Attachment;

    /**
     * @param string $path
     * @return Attachment
     */
    public function setPath(string $path): Attachment
    {
        $this->path = $path;
        return $this;
    }

    /**
     * @param AttachmentType $attachement_type
     * @return Attachment
     */
    public function setAttachmentType(AttachmentType $attachement_type): Attachment
    {
        $this->attachment_type = $attachement_type;
        return $this;
    }

    /**
     * Sets the url associated with this attachment.
     * If the url is empty nothing is changed, to not override the file path.
     * @param string|null $url
     * @return Attachment
     */
    public function setURL(?string $url) : Attachment
    {
        //Only set if the URL is not empty
        if (!empty($url)) {
            if (strpos($url, '%BASE%') !== false || strpos($url, '%MEDIA%') !== false) {
                throw new \InvalidArgumentException('You can not reference internal files via the url field! But nice try!');
            }

            $this->path = $url;
            //Reset internal filename
            $this->original_filename = null;
        }

        return $this;
    }


    /*****************************************************************************************************
     * Static functions
     *****************************************************************************************************/

    /**
     * Checks if the given path is a path to a builtin ressource.
     * @param string $path The path that should be checked
     * @return bool True if the path is pointing to a builtin ressource.
     */
    public static function checkIfBuiltin(string $path) : bool
    {
        //After the %PLACEHOLDER% comes a slash, so we can check if we have a placholder via explode
        $tmp = explode('/', $path);
        //Builtins must have a %PLACEHOLDER% construction
        if (empty($tmp)) {
            return false;
        }
        return in_array($tmp[0], static::BUILTIN_PLACEHOLDER, false);
    }

    /**
     * Check if a string is a URL and is valid.
     * @param $string string The string which should be checked.
     * @param bool $path_required If true, the string must contain a path to be valid. (e.g. foo.bar would be invalid, foo.bar/test.php would be valid).
     * @param $only_http bool Set this to true, if only HTTPS or HTTP schemata should be allowed.
     *  *Caution: When this is set to false, a attacker could use the file:// schema, to get internal server files, like /etc/passwd.*
     * @return bool True if the string is a valid URL. False, if the string is not an URL or invalid.
     */
    public static function isURL(string $string, bool $path_required = true, bool $only_http = true) : bool
    {
        if ($only_http) {   //Check if scheme is HTTPS or HTTP
            $scheme = parse_url($string, PHP_URL_SCHEME);
            if ($scheme !== 'http' && $scheme !== 'https') {
                return false;   //All other schemes are not valid.
            }
        }
        if ($path_required) {
            return (bool) filter_var($string, FILTER_VALIDATE_URL, FILTER_FLAG_PATH_REQUIRED);
        }

        return (bool) filter_var($string, FILTER_VALIDATE_URL);
    }
}


1			<?php
2
3			declare(strict_types=1);
4			/**
5			* Part-DB Version 0.4+ "nextgen"
6			* Copyright (C) 2016 - 2019 Jan Böhmer
7			* https://github.com/jbtronics.
8			*
9			* This program is free software; you can redistribute it and/or
10			* modify it under the terms of the GNU General Public License
11			* as published by the Free Software Foundation; either version 2
12			* of the License, or (at your option) any later version.
13			*
14			* This program is distributed in the hope that it will be useful,
15			* but WITHOUT ANY WARRANTY; without even the implied warranty of
16			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17			* GNU General Public License for more details.
18			*
19			* You should have received a copy of the GNU General Public License
20			* along with this program; if not, write to the Free Software
21			* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
22			*/
23
24			namespace App\Entity\Attachments;
25
26			use App\Entity\Base\NamedDBElement;
27			use App\Validator\Constraints\Selectable;
28			use Doctrine\ORM\Mapping as ORM;
29
30			/**
31			* Class Attachment.
32			*
33			* @ORM\Entity
34			* @ORM\Table(name="`attachments`")
35			* @ORM\InheritanceType("SINGLE_TABLE")
36			* @ORM\DiscriminatorColumn(name="class_name", type="string")
37			* @ORM\DiscriminatorMap({
38			* "PartDB\Part" = "PartAttachment", "Part" = "PartAttachment",
39			* "PartDB\Device" = "DeviceAttachment", "Device" = "DeviceAttachment",
40			* "AttachmentType" = "AttachmentTypeAttachment", "Category" = "CategoryAttachment",
41			* "Footprint" = "FootprintAttachment", "Manufacturer" = "ManufacturerAttachment",
42			* "Currency" = "CurrencyAttachment", "Group" = "GroupAttachment",
43			* "MeasurementUnit" = "MeasurementUnitAttachment", "Storelocation" = "StorelocationAttachment",
44			* "Supplier" = "SupplierAttachment", "User" = "UserAttachment"
45			* })
46			* @ORM\EntityListeners({"App\EntityListeners\AttachmentDeleteListener"})
47			*
48			*/
49			abstract class Attachment extends NamedDBElement
50			{
51			/**
52			* A list of file extensions, that browsers can show directly as image.
53			* Based on: https://developer.mozilla.org/en-US/docs/Web/Media/Formats/Image_types
54			* It will be used to determine if a attachment is a picture and therefore will be shown to user as preview.
55			*/
56			public const PICTURE_EXTS = ['apng', 'bmp', 'gif', 'ico', 'cur', 'jpg', 'jpeg', 'jfif', 'pjpeg', 'pjp', 'png',
57			'svg', 'webp'];
58
59			/**
60			* A list of extensions that will be treated as a 3D Model that can be shown to user directly in Part-DB.
61			*/
62			public const MODEL_EXTS = ['x3d'];
63
64			/**
65			* When the path begins with one of this placeholders
66			*/
67			public const INTERNAL_PLACEHOLDER = ['%BASE%', '%MEDIA%'];
68
69			/** @var array Placeholders for attachments which using built in files. */
70			public const BUILTIN_PLACEHOLDER = ['%FOOTPRINTS%', '%FOOTPRINTS3D%'];
71
72			/**
73			* @var bool
74			* @ORM\Column(type="boolean")
75			*/
76			protected $show_in_table = false;
77
78			/**
79			* @var string The path to the file relative to a placeholder path like %MEDIA%
80			* @ORM\Column(type="string", name="path")
81			*/
82			protected $path = '';
83
84			/**
85			* @var string The original filenamethe file had, when the user uploaded it.
86			* @ORM\Column(type="string", nullable=true)
87			*/
88			protected $original_filename;
89
90			/**
91			* ORM mapping is done in sub classes (like PartAttachment)
92			*/
93			protected $element;
94
95			/**
96			* @var AttachmentType
97			* @ORM\ManyToOne(targetEntity="AttachmentType", inversedBy="attachments_with_type")
98			* @ORM\JoinColumn(name="type_id", referencedColumnName="id")
99			* @Selectable()
100			*/
101			protected $attachment_type;
102
103			/***********************************************************
104			* Various function
105			***********************************************************/
106
107			/**
108			* Check if this attachement is a picture (analyse the file's extension).
109			* If the link is external, it is assumed that this is true.
110			*
111			* @return bool * true if the file extension is a picture extension
112			* * otherwise false
113			*/
114			public function isPicture(): bool
115			{
116			//We can not check if a external link is a picture, so just assume this is false
117			if ($this->isExternal()) {
118			return true;
119			}
120
121			$extension = pathinfo($this->getPath(), PATHINFO_EXTENSION);
122
123			return in_array(strtolower($extension), static::PICTURE_EXTS, true);
124			}
125
126			/**
127			* Check if this attachment is a 3D model and therfore can be directly shown to user.
128			* If the attachment is external, false is returned (3D Models must be internal).
129			* @return bool
130			*/
131			public function is3DModel() : bool
132			{
133			//We just assume that 3D Models are internally saved, otherwise we get problems loading them.
134			if ($this->isExternal()) {
135			return false;
136			}
137
138			$extension = pathinfo($this->getPath(), PATHINFO_EXTENSION);
139
140			return in_array(strtolower($extension), static::MODEL_EXTS, true);
141			}
142
143			/**
144			* Checks if the attachment file is externally saved (the database saves an URL)
145			* @return bool true, if the file is saved externally
146			*/
147			public function isExternal() : bool
148			{
149			//After the %PLACEHOLDER% comes a slash, so we can check if we have a placholder via explode
150			$tmp = explode("/", $this->path);
151
152			if (empty($tmp)) {
153			return true;
154			}
155
156			return !in_array($tmp[0], array_merge(static::INTERNAL_PLACEHOLDER, static::BUILTIN_PLACEHOLDER), false);
157			}
158
159			/**
160			* Checks if the attachment file is using a builtin file. (see BUILTIN_PLACEHOLDERS const for possible placeholders)
161			* If a file is built in, the path is shown to user in url field (no sensitive infos are provided)
162			* @return bool True if the attachment is uning an builtin file.
163			*/
164			public function isBuiltIn() : bool
165			{
166			return static::checkIfBuiltin($this->path);
167			}
168
169			/********************************************************************************
170			*
171			* Getters
172			*
173			*********************************************************************************/
174
175			/**
176			* Returns the extension of the file referenced via the attachment.
177			* For a path like %BASE/path/foo.bar, bar will be returned.
178			* If this attachment is external null is returned.
179			* @return string\|null The file extension in lower case.
180			*/
181			public function getExtension() : ?string
182			{
183			if ($this->isExternal()) {
184			return null;
185			}
186
187			if (!empty($this->original_filename)) {
188			return strtolower(pathinfo($this->original_filename, PATHINFO_EXTENSION));
189			}
190
191			return strtolower(pathinfo($this->getPath(), PATHINFO_EXTENSION));
192			}
193
194			/**
195			* Get the element, associated with this Attachement (for example a "Part" object).
196			*
197			* @return AttachmentContainingDBElement The associated Element.
198			*/
199			public function getElement(): ?AttachmentContainingDBElement
200			{
201			return $this->element;
202			}
203
204			/**
205			* The URL to the external file, or the path to the built in file.
206			* Returns null, if the file is not external (and not builtin).
207			* @return string\|null
208			*/
209			public function getURL(): ?string
210			{
211			if (!$this->isExternal() && !$this->isBuiltIn()) {
212			return null;
213			}
214
215			return $this->path;
216			}
217
218			/**
219			* Returns the hostname where the external file is stored.
220			* Returns null, if the file is not external.
221			* @return string\|null
222			*/
223			public function getHost(): ?string
224			{
225			if (!$this->isExternal()) {
226			return null;
227			}
228
229			return parse_url($this->getURL(), PHP_URL_HOST);
230			}
231
232			/**
233			* Get the filepath, relative to %BASE%.
234			*
235			* @return string A string like %BASE/path/foo.bar
236			*/
237			public function getPath(): string
238			{
239			return $this->path;
240			}
241
242			/**
243			* Returns the filename of the attachment.
244			* For a path like %BASE/path/foo.bar, foo.bar will be returned.
245			*
246			* If the path is a URL (can be checked via isExternal()), null will be returned.
247			*
248			* @return string\|null
249			*/
250			public function getFilename(): ?string
251			{
252			if ($this->isExternal()) {
253			return null;
254			}
255
256			//If we have a stored original filename, then use it
257			if (!empty($this->original_filename)) {
258			return $this->original_filename;
259			}
260
261			return pathinfo($this->getPath(), PATHINFO_BASENAME);
262			}
263
264			/**
265			* Sets the filename that is shown for this attachment. Useful when the internal path is some generated value.
266			* @param string\|null $new_filename The filename that should be shown.
267			* Set to null to generate the filename from path.
268			* @return Attachment
269			*/
270			public function setFilename(?string $new_filename): Attachment
271			{
272			$this->original_filename = $new_filename;
273			return $this;
274			}
275
276			/**
277			* Get the show_in_table attribute.
278			*
279			* @return bool true means, this attachement will be listed in the "Attachements" column of the HTML tables
280			* false means, this attachement won't be listed in the "Attachements" column of the HTML tables
281			*/
282			public function getShowInTable(): bool
283			{
284			return (bool) $this->show_in_table;
285			}
286
287			/**
288			* Get the type of this attachement.
289			*
290			* @return AttachmentType the type of this attachement
291			*
292			*/
293			public function getAttachmentType(): ?AttachmentType
294			{
295			return $this->attachment_type;
296			}
297
298			/**
299			* Returns the ID as an string, defined by the element class.
300			* This should have a form like P000014, for a part with ID 14.
301			*
302			* @return string The ID as a string;
303			*/
304			public function getIDString(): string
305			{
306			return 'A'.sprintf('%09d', $this->getID());
307			}
308
309			/*****************************************************************************************************
310			* Setters
311			****************************************************************************************************/
312
313			/**
314			* @param bool $show_in_table
315			*
316			* @return self
317			*/
318			public function setShowInTable(bool $show_in_table): self
319			{
320			$this->show_in_table = $show_in_table;
321
322			return $this;
323			}
324
325			abstract public function setElement(AttachmentContainingDBElement $element) : Attachment;
326
327			/**
328			* @param string $path
329			* @return Attachment
330			*/
331			public function setPath(string $path): Attachment
332			{
333			$this->path = $path;
334			return $this;
335			}
336
337			/**
338			* @param AttachmentType $attachement_type
339			* @return Attachment
340			*/
341			public function setAttachmentType(AttachmentType $attachement_type): Attachment
342			{
343			$this->attachment_type = $attachement_type;
344			return $this;
345			}
346
347			/**
348			* Sets the url associated with this attachment.
349			* If the url is empty nothing is changed, to not override the file path.
350			* @param string\|null $url
351			* @return Attachment
352			*/
353			public function setURL(?string $url) : Attachment
354			{
355			//Only set if the URL is not empty
356			if (!empty($url)) {
357			if (strpos($url, '%BASE%') !== false \|\| strpos($url, '%MEDIA%') !== false) {
358			throw new \InvalidArgumentException('You can not reference internal files via the url field! But nice try!');
359			}
360
361			$this->path = $url;
362			//Reset internal filename
363			$this->original_filename = null;
364			}
365
366			return $this;
367			}
368
369
370			/*****************************************************************************************************
371			* Static functions
372			*****************************************************************************************************/
373
374			/**
375			* Checks if the given path is a path to a builtin ressource.
376			* @param string $path The path that should be checked
377			* @return bool True if the path is pointing to a builtin ressource.
378			*/
379			public static function checkIfBuiltin(string $path) : bool
380			{
381			//After the %PLACEHOLDER% comes a slash, so we can check if we have a placholder via explode
382			$tmp = explode('/', $path);
383			//Builtins must have a %PLACEHOLDER% construction
384			if (empty($tmp)) {
385			return false;
386			}
387			return in_array($tmp[0], static::BUILTIN_PLACEHOLDER, false);
388			}
389
390			/**
391			* Check if a string is a URL and is valid.
392			* @param $string string The string which should be checked.
393			* @param bool $path_required If true, the string must contain a path to be valid. (e.g. foo.bar would be invalid, foo.bar/test.php would be valid).
394			* @param $only_http bool Set this to true, if only HTTPS or HTTP schemata should be allowed.
395			* Caution: When this is set to false, a attacker could use the file:// schema, to get internal server files, like /etc/passwd.
396			* @return bool True if the string is a valid URL. False, if the string is not an URL or invalid.
397			*/
398			public static function isURL(string $string, bool $path_required = true, bool $only_http = true) : bool
399			{
400			if ($only_http) { //Check if scheme is HTTPS or HTTP
401			$scheme = parse_url($string, PHP_URL_SCHEME);
402			if ($scheme !== 'http' && $scheme !== 'https') {
403			return false; //All other schemes are not valid.
404			}
405			}
406			if ($path_required) {
407			return (bool) filter_var($string, FILTER_VALIDATE_URL, FILTER_FLAG_PATH_REQUIRED);
408			}
409
410			return (bool) filter_var($string, FILTER_VALIDATE_URL);
411			}
412			}
413

Part-DB / Part-DB-symfony

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Attachment::is3DModel() A

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