mirror of
https://github.com/wallabag/wallabag.git
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136 lines
3.8 KiB
PHP
136 lines
3.8 KiB
PHP
<?php
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/**
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* A Record of a PDB file
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*
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* @author Sander
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*/
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class PalmRecord extends FileObject {
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/**
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* @var FileElement
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*/
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private $elements;
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public function __construct($settings, $records, $textRecords, $textLength, $images){
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$this->elements = new FileElement(array(
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"compression"=>new FileShort(),
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"unused"=>new FileShort(),
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"textLength"=>new FileInt(),
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"recordCount"=>new FileShort(),
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"recordSize"=>new FileShort(),
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"encryptionType"=>new FileShort(),
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"unused2"=>new FileShort(),
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//MOBI Header
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"mobiIdentifier"=>new FileString("MOBI", 4),
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"mobiHeaderLength"=>new FileInt(),
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"mobiType"=>new FileInt(),
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"textEncoding"=>new FileInt(),
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"uniqueID"=>new FileInt(),
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"fileVersion"=>new FileInt(),
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"reserved"=>new FileString(40),
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"firstNonBookIndex"=>new FileInt(),
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"fullNameOffset"=>new FileInt(),
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"fullNameLength"=>new FileInt(),
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"locale"=>new FileInt(),
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"inputLanguage"=>new FileInt(),
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"outputLanguage"=>new FileInt(),
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"minimumVersion"=>new FileInt(),
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"firstImageIndex"=>new FileInt(),
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"huffmanRecordOffset"=>new FileInt(),
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"huffmanRecordCount"=>new FileInt(),
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"unused3"=>new FileString(8),
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"exthFlags"=>new FileInt(0x40),
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"unknown"=>new FileString(32),
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"drmOffset"=>new FileInt(0xFFFFFFFF),
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"drmCount"=>new FileShort(0xFFFFFFFF),
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"drmSize"=>new FileShort(),
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"drmFlags"=>new FileInt(),
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"mobiFiller"=>new FileString(72),
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//EXTH Header
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"exthIdentifier"=>new FileString("EXTH", 4),
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"exthHeaderLength"=>new FileInt(),
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"exthRecordCount"=>new FileInt(),
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"exthRecords"=>new FileElement(),
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"exthPadding"=>new FileString(),
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//"fullNamePadding"=>new FileString(100),
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"fullName"=>new FileString()
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));
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//Set values from the info block
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foreach($settings->values as $name => $val){
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//echo $name.", ";
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if($this->elements->exists($name)){
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$this->elements->get($name)->set($settings->get($name));
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}
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}
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$els = $settings->values;
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$exthElems = new FileElement();
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$i = 0;
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$l = 0;
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foreach($els as $name=>$val){
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$type = EXTHHelper::textToType($name);
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if($type !== false){
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$type = new FileInt($type);
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$length = new FileInt(8+strlen($val));
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$data = new FileString($val);
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$l += 8+strlen($val);
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$exthElems->add("type".$i, $type);
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$exthElems->add("length".$i, $length);
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$exthElems->add("data".$i, $data);
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$i++;
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}
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}
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if($images > 0){
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$this->elements->get("firstImageIndex")->set($textRecords+1);
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}
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$this->elements->get("firstNonBookIndex")->set($textRecords+2+$images);
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$this->elements->get("reserved")->set(str_pad("", 40, chr(255), STR_PAD_RIGHT));
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$this->elements->get("exthRecordCount")->set($i);
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$this->elements->set("exthRecords", $exthElems);
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$pad = $l%4;
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$pad = (4-$pad)%4;
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$this->elements->get("exthPadding")->set(str_pad("", $pad, "\0", STR_PAD_RIGHT));
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$this->elements->get("exthHeaderLength")->set(12+$l+$pad);
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$this->elements->get("recordCount")->set($textRecords);
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$this->elements->get("fullNameOffset")->set($this->elements->offsetToEntry("fullName"));
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$this->elements->get("fullNameLength")->set(strlen($settings->get("title")));
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$this->elements->get("fullName")->set($settings->get("title"));
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$this->elements->get("textLength")->set($textLength);
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}
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public function getByteLength(){
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return $this->getLength();
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}
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public function getLength(){
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return $this->elements->getByteLength();
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}
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public function get(){
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return $this;
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}
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public function set($elements){
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throw new Exception("Unallowed set");
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}
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public function serialize() {
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return $this->elements->serialize();
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}
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public function unserialize($data) {
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$this->elements->unserialize($data);
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}
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public function __toString(){
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$output = "PalmDoc Record (".$this->getByteLength()." bytes):\n";
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$output .= $this->elements;
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return $output;
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}
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}
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?>
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