Fixing description generation

+ Removing existing description from TOC (Calibre use it if present)

src/Main.php

@@ -1,4 +1,5 @@
-<?php /** @noinspection HtmlUnknownTarget */
+<?php
+/** @noinspection HtmlUnknownTarget */
 
 namespace jrosset;
 
@@ -41,16 +42,16 @@ class Main {
         self::TWIG_TEMPLATE_METADATA_DESCRIPTION => <<<'TWIG'
 <div>
     <p>{{ description }}</p>
-    <p><b>Chapters:</b> {{ chapters ?? 1 }}</p>
-    <p><b>Word count:</b> {{ words }}</p>
-    <p><b>Published:</b> {{ publishDate }}</p>
-    <p><b>Last update:</b> {{ lastUpdateDate ?? publishDate }}</p>
-    <p><b>Status:</b> {{ status }}</p>
-    <p><b>Rated:</b> {{ rated }}</p>
-    <p><b>Genre:</b> {{ genre }}</p>
-    <p><b>Pairings:</b> {{ characters }}</p>
-    <p><b>Source link:</b><a href="{{ url }}"><span style="color: #6cb4ee">{{ url }}</span></a></p>
-    <p><b>Exported by:</b> {{ exportedBy }})</p>
+    <p><strong>Chapters:</strong> {{ chapters ?? 1 }}</p>
+    <p><strong>Word count:</strong> {{ words }}</p>
+    <p><strong>Published:</strong> {{ publishDate }}</p>
+    <p><strong>Last update:</strong> {{ lastUpdateDate ?? publishDate }}</p>
+    <p><strong>Status:</strong> {{ status }}</p>
+    <p><strong>Rated:</strong> {{ rated }}</p>
+    <p><strong>Genre:</strong> {{ genre }}</p>
+    <p><strong>Pairings:</strong> {{ characters }}</p>
+    <p><strong>Source link:</strong><a href="{{ url|default('#') }}"><span style="color: #6cb4ee">{{ url|default(' ') }}</span></a></p>
+    <p><strong>Exported by:</strong> {{ exportedBy }}</p>
 </div>
 TWIG
         ,
@@ -386,7 +387,7 @@ EOF
         //endregion
 
         //region Meta "container" file: root file path
-        $metaContainerPath = 'META-INF' . DIRECTORY_SEPARATOR . 'container.xml';
+        $metaContainerPath = 'META-INF/container.xml';
         $output->writeln('Processing meta "container": ' . $metaContainerPath, OutputInterface::VERBOSITY_VERBOSE);
 
         //region Read and parse
@@ -476,11 +477,72 @@ EOF
             return;
         }
         //endregion
+        //region Delete description if present
+        //region Deletion form DOM
+        $rootFileDirty = false;
+        /** @noinspection HttpUrlsUsage */
+        $rootFileXPath->registerNamespace('dc', 'http://purl.org/dc/elements/1.1/');
+        if (($descriptionNodeList = $rootFileXPath->query('/r:package/r:metadata/dc:description')) !== false && $descriptionNodeList->count() > 0) {
+            $output->writeln($descriptionNodeList->count() . ' descriptions found → removing', OutputInterface::VERBOSITY_VERBOSE);
+            /** @var DOMNode $descriptionNode */
+            foreach ($descriptionNodeList as $descriptionNode) {
+                $descriptionNode->parentNode->removeChild($descriptionNode);
+                $rootFileDirty = true;
+            }
+        }
+        else {
+            $output->writeln('no descriptions found', OutputInterface::VERBOSITY_VERBOSE);
+        }
+        //endregion
+        //region Overwrite root file in ZIP
+        if ($rootFileDirty) {
+            //region Get temporary TOC file
+            $rootFilePathTemp = sys_get_temp_dir() . DIRECTORY_SEPARATOR . basename($rootFilePath);
+            $output->writeln('Temporary TOC file path: ' . $rootFilePathTemp, OutputInterface::VERBOSITY_VERBOSE);
+
+            if (file_exists($rootFilePathTemp)) {
+                if (!unlink($rootFilePathTemp)) {
+                    $output->writeln('<error>Unable to delete existing temporary TOC file (' . $rootFilePathTemp . '): ' . (new LastErrorException())->getMessage() . '</error>');
+                    $fileArchive->close();
+                    return;
+                }
+            }
+            //endregion
+            //region Write temporary TOC file
+            $rootFileDocument = $rootFileXPath->document;
+            $rootFileDocument->formatOutput = true;
+            if (file_put_contents($rootFilePathTemp, $rootFileDocument->saveXML()) === false) {
+                $output->writeln('<error>Failed to write temporary TOC file (' . $rootFilePathTemp . '): ' . (new LastErrorException())->getMessage() . '</error>');
+                $fileArchive->close();
+                return;
+            }
+            //endregion
+            //region Replace TOC file in ZIP
+            if (($rootFileIndex = $fileArchive->locateName($rootFilePath)) === false) {
+                $output->writeln('<error>Unable to locate TOC file index: ' . $rootFilePath . '</error>');
+                $fileArchive->close();
+                return;
+            }
+
+            /** @noinspection PhpVoidFunctionResultUsedInspection */
+            if (!$fileArchive->replaceFile(
+                $rootFilePathTemp,
+                $rootFileIndex,
+                flags: ZipArchive::FL_ENC_UTF_8
+            )) {
+                $output->writeln('<error>Unable to replace TOC file: ' . $fileArchive->getStatusString() . '</error>');
+                $fileArchive->close();
+                return;
+            }
+            //endregion
+        }
+        //endregion
+        //endregion
 
         unset($rootFileXPath);
         //endregion
         //region TOC file: first page content
-        $tocFilePath = dirname($rootFilePath) . DIRECTORY_SEPARATOR . $tocFilePath;
+        $tocFilePath = dirname($rootFilePath) . '/' . $tocFilePath;
         $output->writeln('Processing TOC file: ' . $tocFilePath, OutputInterface::VERBOSITY_VERBOSE);
 
         //region Read and parse
@@ -554,10 +616,10 @@ EOF
         unset($tocFileXPath);
         //endregion
         //region Read the first page
-        $firstPagePath = dirname($tocFilePath) . DIRECTORY_SEPARATOR . $firstPagePath;
+        $firstPagePath = dirname($tocFilePath) . '/' . $firstPagePath;
         $output->writeln('Read first page: ' . $firstPagePath, OutputInterface::VERBOSITY_VERBOSE);
         if (($firstPageStream = $fileArchive->getStream($firstPagePath)) === false) {
-            $output->writeln('<error>Failed to open first page: ' . $fileArchive->getStatusString() . '</error>');
+            $output->writeln('<error>Failed to open first page (' . $firstPagePath . '): ' . $fileArchive->getStatusString() . '</error>');
             $fileArchive->close();
             return;
         }
@@ -757,8 +819,8 @@ EOF
         /** @noinspection HttpUrlsUsage */
         $opfMetadata->setAttributeNS(self::DOM_NAMESPACE_ATTRIBUTE, 'xmlns:opf', self::OPF_NAMESPACE_OPF);
 
-        $title = $opf->createElementNS(self::OPF_NAMESPACE_DC, 'dc:publisher', $metadata->publisher);
-        $opfMetadata->appendChild($title);
+        $publisher = $opf->createElementNS(self::OPF_NAMESPACE_DC, 'dc:publisher', $metadata->publisher);
+        $opfMetadata->appendChild($publisher);
 
         if (isset($metadata->title)) {
             $title = $opf->createElementNS(self::OPF_NAMESPACE_DC, 'dc:title', $metadata->title);