How to use read method of vfsStreamFile class

Best VfsStream code snippet using vfsStreamFile.read

vfsStreamFile.php

Source:vfsStreamFile.php Github

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...21 * @type string22 */23 protected $content;24 /**25 * amount of read bytes26 *27 * @type int28 */29 protected $bytes_read = 0;30 /**31 * current lock status of file32 *33 * @type int34 */35 protected $lock = LOCK_UN;36 /**37 * constructor38 *39 * @param string $name40 * @param int $permissions optional41 */42 public function __construct($name, $permissions = null)43 {44 $this->type = vfsStreamContent::TYPE_FILE;45 parent::__construct($name, $permissions);46 }47 /**48 * returns default permissions for concrete implementation49 *50 * @return int51 * @since 0.8.052 */53 protected function getDefaultPermissions()54 {55 return 0666;56 }57 /**58 * checks whether the container can be applied to given name59 *60 * @param string $name61 * @return bool62 */63 public function appliesTo($name)64 {65 return ($name === $this->name);66 }67 /**68 * alias for withContent()69 *70 * @param string $content71 * @return vfsStreamFile72 * @see withContent()73 */74 public function setContent($content)75 {76 return $this->withContent($content);77 }78 /**79 * sets the contents of the file80 *81 * Setting content with this method does not change the time when the file82 * was last modified.83 *84 * @param string $content85 * @return vfsStreamFile86 */87 public function withContent($content)88 {89 $this->content = $content;90 return $this;91 }92 /**93 * returns the contents of the file94 *95 * Getting content does not change the time when the file96 * was last accessed.97 *98 * @return string99 */100 public function getContent()101 {102 return $this->content;103 }104 /**105 * simply open the file106 *107 * @since 0.9108 */109 public function open()110 {111 $this->seek(0, SEEK_SET);112 $this->lastAccessed = time();113 }114 /**115 * open file and set pointer to end of file116 *117 * @since 0.9118 */119 public function openForAppend()120 {121 $this->seek(0, SEEK_END);122 $this->lastAccessed = time();123 }124 /**125 * open file and truncate content126 *127 * @since 0.9128 */129 public function openWithTruncate()130 {131 $this->open();132 $this->content = '';133 $time = time();134 $this->lastAccessed = $time;135 $this->lastModified = $time;136 }137 /**138 * reads the given amount of bytes from content139 *140 * Using this method changes the time when the file was last accessed.141 *142 * @param int $count143 * @return string144 */145 public function read($count)146 {147 $data = substr($this->content, $this->bytes_read, $count);148 $this->bytes_read += $count;149 $this->lastAccessed = time();150 return $data;151 }152 /**153 * returns the content until its end from current offset154 *155 * Using this method changes the time when the file was last accessed.156 *157 * @return string158 */159 public function readUntilEnd()160 {161 $this->lastAccessed = time();162 return substr($this->content, $this->bytes_read);163 }164 /**165 * writes an amount of data166 *167 * Using this method changes the time when the file was last modified.168 *169 * @param string $data170 * @return amount of written bytes171 */172 public function write($data)173 {174 $dataLen = strlen($data);175 $this->content = substr($this->content, 0, $this->bytes_read) . $data . substr($this->content, $this->bytes_read + $dataLen);176 $this->bytes_read += $dataLen;177 $this->lastModified = time();178 return $dataLen;179 }180 /**181 * Truncates a file to a given length182 *183 * @param int $size length to truncate file to184 * @return bool185 * @since 1.1.0186 */187 public function truncate($size) {188 if ($size > $this->size()) {189 // Pad with null-chars if we're "truncating up"190 $this->setContent($this->getContent() . str_repeat("\0", $size - $this->size()));191 } else {192 $this->setContent(substr($this->getContent(), 0, $size));193 }194 $this->lastModified = time();195 return true;196 }197 /**198 * checks whether pointer is at end of file199 *200 * @return bool201 */202 public function eof()203 {204 return $this->bytes_read >= strlen($this->content);205 }206 /**207 * returns the current position within the file208 *209 * @return int210 */211 public function getBytesRead()212 {213 return $this->bytes_read;214 }215 /**216 * seeks to the given offset217 *218 * @param int $offset219 * @param int $whence220 * @return bool221 */222 public function seek($offset, $whence)223 {224 switch ($whence) {225 case SEEK_CUR:226 $this->bytes_read += $offset;227 return true;228 case SEEK_END:229 $this->bytes_read = strlen($this->content) + $offset;230 return true;231 case SEEK_SET:232 $this->bytes_read = $offset;233 return true;234 default:235 return false;236 }237 return false;238 }239 /**240 * returns size of content241 *242 * @return int243 */244 public function size()245 {246 return strlen($this->content);...

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EnvFileManagerTest.php

Source:EnvFileManagerTest.php Github

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...29 (new vfsStreamFile('.env'))30 ->setContent($line)31 );32 $manager = new EnvFileManager($this->rootFolder->getChild('.env')->url());33 $this->assertEquals($line, $manager->read());34 }35 public function testManagerCannotReadContentFromMissingFile(): void36 {37 $this->expectException(EnvFileManagerException::class);38 $this->expectExceptionMessage('Environment file does not exists [vfs://src/.env.test_exception].');39 $manager = new EnvFileManager('vfs://src/.env.test_exception');40 $manager->read();41 }42 public function testManagerCanWriteContentToFile(): void43 {44 $lines = 'APP_READ_CONTENT="test value"' . PHP_EOL . 'APP_WRITE_CONTENT=test';45 $this->rootFolder->addChild((new vfsStreamFile('.env'))->setContent(''));46 $manager = new EnvFileManager($this->rootFolder->getChild('.env')->url());47 $manager->write($lines);48 $this->assertEquals($lines, file_get_contents($this->rootFolder->getChild('.env')->url()));49 }50 public function testManagerCannotWriteContentToMissingFile(): void51 {52 $this->expectException(EnvFileManagerException::class);53 $this->expectExceptionMessage('Environment file does not exists [vfs://src/.env.test_exception].');54 $manager = new EnvFileManager('vfs://src/.env.test_exception');...

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read

Using AI Code Generation

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1echo $file->read();2echo $file->write('hello world');3echo $file->append('hello world');4echo $file->size();5echo $file->lastModified();6echo $file->lastAccessed();7echo $file->lastAttributeChanged();8echo $file->chown(1);9echo $file->chgrp(1);10echo $file->chmod(1);11echo $file->touch();12echo $file->at(1);13echo $file->content();14echo $file->setContent('hello world');15echo $file->copyContentFrom('hello world');16echo $file->isExecutable();17echo $file->isReadable();18echo $file->isWritable();

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read

Using AI Code Generation

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1$dir = vfsStream::setup('root');2$root = vfsStreamWrapper::getRoot();3$root->addChild(vfsStream::newDirectory('test'));4$test = $root->getChild('test');5$test->addChild(vfsStream::newFile('test.txt'));6$test->getChild('test.txt')->setContent('Hello World');7$test->getChild('test.txt')->read(5);8Example 3: vfsStreamFile::read() method9$dir = vfsStream::setup('root');10$root = vfsStreamWrapper::getRoot();11$root->addChild(vfsStream::newDirectory('test'));12$test = $root->getChild('test');13$test->addChild(vfsStream::newFile('test.txt'));14$test->getChild('test.txt')->setContent('Hello World');15$test->getChild('test.txt')->read(5);16$test->getChild('test.txt')->read(5);17Example 4: vfsStreamFile::read() method18$dir = vfsStream::setup('root');19$root = vfsStreamWrapper::getRoot();20$root->addChild(vfsStream::newDirectory('test'));21$test = $root->getChild('test');22$test->addChild(vfsStream::newFile('test.txt'));23$test->getChild('test.txt')->setContent('Hello World');24$test->getChild('test.txt')->read(5);25$test->getChild('test.txt')->read(5);26$test->getChild('test.txt')->read(5);27Example 5: vfsStreamFile::read() method

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read

Using AI Code Generation

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1echo $file->read();2$file->write('This is a test file');3$file->append('This is a test file');4echo $file->size();5echo $file->lastModified();6echo $file->lastAccessed();7echo $file->getPermissions();8$file->setPermissions(0777);9$file->chown('test');10$file->chgrp('test');11$file->copy('test');12echo $file->getLinkTarget();13echo $file->isLink();14echo $file->isFile();15echo $file->isDir();16echo $file->isExecutable();17echo $file->isReadable();18echo $file->isWritable();19echo $file->getContents();

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read

Using AI Code Generation

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1echo $root->getChild('test.txt')->read(10);2$root->getChild('test.txt')->write('This is a test text file');3echo $root->getChild('test.txt')->read(10);4$root->getChild('test.txt')->append('This is a test text file');5echo $root->getChild('test.txt')->read(10);6echo $root->getChild('test.txt')->size();7echo $root->getChild('test.txt')->lastModified();8echo $root->getChild('test.txt')->lastAccessed();9$root->getChild('test.txt')->chmod(0777);10echo $root->getChild('test.txt')->getPermissions();11$root->getChild('test.txt')->chown('root');12echo $root->getChild('test.txt')->getOwner();13$root->getChild('test.txt')->chgrp('root');14echo $root->getChild('test.txt')->getGroup();15echo $root->getChild('test.txt')->getPermissions();16echo $root->getChild('test.txt')->getOwner();17echo $root->getChild('test.txt')->getGroup();18$root->addChild(vfsStream::newFile('test.txt')->withContent('This is a test text file'));19echo $root->getChild('test.txt')->read(10);

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read

Using AI Code Generation

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1echo $file->read();2$file->write('This is a sample text to write in the file');3echo $file->read();4$file->append('This is a sample text to append in the file');5echo $file->read();6echo $file->size();7echo $file->lastModified();8echo $file->lastAccessed();9$file->chmod(0777);10echo $file->getPermissions();11$file->chown('root');12echo $file->getOwner();13$file->chgrp('root');14echo $file->getGroup();15if($file->isWritable()){16 echo 'File is writable';17}else{18 echo 'File is not writable';19}20if($file->isReadable()){21 echo 'File is readable';22}else{23 echo 'File is not readable';24}25if($file->isExecutable()){26 echo 'File is executable';27}else{28 echo 'File is not executable';29}30if($file->isLink()){31 echo 'File is link';32}else{33 echo 'File is not link';34}35if($file->isFile()){36 echo 'File is file';37}else{38 echo 'File is not file';39}

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