162 lines
3.9 KiB
PHP
162 lines
3.9 KiB
PHP
<?php
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namespace NoccyLabs\Glabels;
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use SimpleXMLElement;
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class GlabelsLabel
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{
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const XMLNS_GLABELS = "http://glabels.org/xmlns/3.0/";
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private $filename;
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/** @var SimpleXMLElement */
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private $root;
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public function __construct(?string $filename=null)
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{
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if ($filename) {
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$this->open($filename);
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}
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}
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public function open(string $filename)
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{
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$path = sprintf("compress.zlib://%s", realpath($filename));
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$xml = file_get_contents($path);
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$root = @simplexml_load_string($xml, "SimpleXMLElement", LIBXML_BIGLINES);
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if ($root) {
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$root->registerXPathNamespace("glabels", self::XMLNS_GLABELS);
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$this->root = $root;
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}
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$this->filename = $filename;
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}
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public function getFilename(): ?string
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{
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return $this->filename;
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}
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public function getMergeFields(): array
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{
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if (!$this->root) {
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throw GlabelsException::NoDocumentLoaded();
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}
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$fields = [];
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foreach ($this->root->xpath("//glabels:Field") as $field) {
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$fieldName = (string)$field['name'];
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if (!in_array($fieldName, $fields))
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$fields[] = $fieldName;
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}
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return $fields;
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}
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public function getTemplateInformation(): array
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{
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if (!$this->root) {
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throw GlabelsException::NoDocumentLoaded();
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}
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$template = $this->root->xpath("//glabels:Glabels-document/glabels:Template");
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$template = array_shift($template);
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$templateBrand = (string)$template['brand'];
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$templatePart = (string)$template['part'];
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$templateSize = [
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'width' => (string)$template['width'],
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'height' => (string)$template['height']
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];
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$templateDescr = (string)$template['description'];
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$rotate = $this->root->xpath("//glabels:Objects");
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$rotate = array_shift($rotate);
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$rotate = ($rotate['rotate'] == "True");
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return [
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'brand' => $templateBrand,
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'part' => $templatePart,
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'description' => $templateDescr,
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'size' => $templateSize,
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'rotate' => $rotate
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];
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}
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public function getMergeType(): string
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{
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if (!$this->root) {
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throw GlabelsException::NoDocumentLoaded();
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}
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$merge = $this->root->xpath("//glabels:Merge");
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$merge = array_shift($merge);
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return (string)$merge['type'];
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}
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public function generatePreview(string $output, array $data=null)
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{
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if (!$data) {
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$fields = $this->getMergeFields();
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$data = array_combine($fields, $fields);
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}
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$tempfile = sprintf("/tmp/%s.tmp", uniqid("php_glabels_"));
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$tempout = sprintf("/tmp/%s.pdf", uniqid("php_glabels_"));
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$fd = fopen($tempfile, "w");
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fputcsv($fd, array_keys($data));
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fputcsv($fd, array_values($data));
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fclose($fd);
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$mergeCmdline = sprintf(
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"glabels-3-batch -i %s -o %s %s",
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escapeshellarg($tempfile),
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escapeshellarg($tempout),
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escapeshellarg($this->filename)
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);
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echo "\$ ".$mergeCmdline."\n";
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exec($mergeCmdline, $out, $ret);
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if ($ret != 0) {
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throw GlabelsException::MergeCommandFailed();
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}
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unlink($tempfile);
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$template = $this->getTemplateInformation();
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$args = [
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"-density 300",
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escapeshellarg($tempout)
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];
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if ($template['rotate']) {
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$args[] = "-rotate 270";
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}
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$args[] = escapeshellarg($output);
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$convertCmdline = sprintf("convert %s", join(" ",$args));
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echo "\$ ".$convertCmdline."\n";
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exec($convertCmdline, $out, $ret);
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if ($ret != 0) {
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throw GlabelsException::ConvertCommandFailed();
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}
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unlink($tempout);
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}
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}
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