Files
decpdf.site/app/models/Revision.php
2026-01-18 00:53:18 +00:00

115 lines
2.4 KiB
PHP

<?php
class Revision extends Model {
protected $_classes = [
"document" => "Document"
];
protected $_computed = [
"body" => "get_body",
];
protected $transform = [
"info" => "json"
];
function path() {
$rs = sprintf("%011d", $this->id);
$d1 = substr($rs, 0, 2);
$d2 = substr($rs, 2, 3);
$d3 = substr($rs, 5, 3);
$d4 = substr($rs, 8, 3);
$p = sprintf("%s/pdf/%s/%s/%s/%s", ROOT, $d1, $d2, $d3, $d4);
return $p;
}
function filename() {
if ($this->document) {
$out = $this->document->internal_id;
if (($this->revno != "") && ($this->revno != "0")) {
$out .= "-";
$out .= $this->revno;
}
$out .= " ";
$out .= $this->document->title . " " . $this->document->subtitle . " " . $this->document->subsubtitle;
} else {
$out = "doc";
}
$out = trim($out);
$out.= ".pdf";
$out = str_replace(" ", "_", $out);
$out = str_replace("/", "_", $out);
return $out;
}
function create_cover() {
$p = $this->path();
$pdf = new PDF($p . "/doc.pdf");
$cover = $p . "/cover.jpg";
$pdf->extract_page(0, $cover);
}
function cover($size = null) {
$f = new File($this->path() . "/cover.jpg");
if (!$f->exists()) {
$this->create_cover();
}
if ($size == null) {
return "/cover/" . $this->id . "/cover.jpg";
}
return "/cover/" . $this->id . "/" . $size . "/cover.jpg";
}
private $_body = null;
public function get_body() {
if ($this->_body == null) {
$ocr = OCR::find([["revision", "=", $this->id]])->first();
if (!$ocr) {
return "";
}
$this->_body = $ocr->body;
}
return $this->_body;
}
public function get_page($page, $dpi = 300) {
$file = new File(sprintf("%s/pages/%04d-%d.jpg", $this->path(), $page, $dpi));
if ($file->exists()) {
return new Image($file);
}
$dir = sprintf("%s/pages", $this->path());
if (!file_exists($dir)) {
mkdir($dir, 0777);
}
$pdf = new PDF(sprintf("%s/doc.pdf", $this->path()));
$img = $pdf->extract_page($page, $file->path(), $dpi);
if ($img) {
return $img;
}
return null;
}
public function purge() {
$dir = opendir($this->path());
while ($file = readdir($dir)) {
if (str_ends_with($file, ".jpg")) {
unlink($this->path() . "/" . $file);
}
}
closedir($dir);
$dir = opendir($this->path() . "/pages");
while ($file = readdir($dir)) {
if (str_ends_with($file, ".jpg")) {
unlink($this->path() . "/pages/" . $file);
}
}
closedir($dir);
}
}