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<?php |
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namespace rdx\imap; |
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abstract class IMAPMessageContent implements IMAPMessagePartInterface { |
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/** @var object */ |
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protected $structure; |
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/** @var IMAPMessagePart[] */ |
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protected $parts = []; |
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/** @var array */ |
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protected $parameters = []; |
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/** @return IMAPMessagePartInterface[] */ |
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abstract public function parts(); |
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/** @return IMAPMessagePartInterface[] */ |
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public function allParts() { |
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$parts = []; |
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$iterate = function( IMAPMessagePartInterface $message ) use (&$iterate, &$parts) { |
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foreach ( $message->parts() as $part ) { |
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$parts[] = $part; |
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if ( count($part->parts()) ) { |
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$iterate($part); |
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} |
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} |
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}; |
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$iterate($this); |
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return $parts; |
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} |
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/** @return IMAPMessagePartInterface */ |
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public function part( $index ) { |
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$parts = $this->parts(); |
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return @$parts[$index]; |
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} |
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/** @return array */ |
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public function parameters() { |
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if ( empty($this->parameters) ) { |
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$structure = $this->structure(); |
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$this->parameters['bytes'] = @$structure->bytes; |
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foreach ( (array) @$structure->parameters as $param ) { |
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$this->parameters[ strtolower($param->attribute) ] = $param->value; |
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} |
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foreach ( (array) @$structure->dparameters as $param ) { |
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$this->parameters[ strtolower($param->attribute) ] = $param->value; |
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} |
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} |
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return $this->parameters; |
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} |
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/** @return mixed */ |
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public function parameter( $name ) { |
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$parameters = $this->parameters(); |
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$structure = $this->structure(); |
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return @$parameters[ strtolower($name) ] ?: @$structure->$name; |
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} |
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/** @return string[] */ |
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public function headers() { |
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if ( empty($this->headers) ) { |
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$headers = preg_split('#[\r\n]+(?=\w)#', $this->headerString()); |
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$headers = array_map('mb_decode_mimeheader', $headers); |
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$this->headers = []; |
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foreach ($headers as $header) { |
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$x = explode(':', $header, 2); |
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$this->headers[ trim(strtolower($x[0])) ][] = trim($x[1]); |
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} |
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} |
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return $this->headers; |
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} |
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/** @return string|string[] */ |
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public function header( $name ) { |
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$headers = $this->headers(); |
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$header = $headers[strtolower($name)] ?? [null]; |
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return count($header) == 1 ? $header[0] : $header; |
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} |
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/** @return IMAPMessagePartInterface[] */ |
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public function subtypeParts( $subtypes, $recursive ) { |
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$subtypes = (array) $subtypes; |
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$parts = $recursive ? $this->allParts() : $this->parts(); |
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array_unshift($parts, $this); |
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return array_values(array_filter($parts, function(IMAPMessagePartInterface $part) use ($subtypes) { |
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return in_array($part->subtype(), $subtypes); |
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})); |
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} |
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/** @return IMAPMessagePartInterface */ |
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public function subtypePart( $subtypes, $recursive ) { |
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if ( count($parts = $this->subtypeParts($subtypes, $recursive)) ) { |
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return $parts[0]; |
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} |
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} |
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/** @return string */ |
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public function subtypeContent( $subtypes, $recursive ) { |
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if ( $part = $this->subtypePart($subtypes, $recursive) ) { |
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return $part->content(); |
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} |
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return ''; |
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} |
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/** @return string */ |
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public function text( $recursive = false ) { |
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return $this->subtypeContent($this->mailbox()->getTextSubtypes(), $recursive); |
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} |
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/** @return string */ |
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public function html( $recursive = false ) { |
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return $this->subtypeContent($this->mailbox()->getHtmlSubtypes(), $recursive); |
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} |
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} |
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rudiedirkx /
imap-reader
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: