Export labels (#2217)

* Export labels

https://github.com/FreshRSS/FreshRSS/issues/2196

* Small fixes

* Backport code from 1.14.0

https://github.com/FreshRSS/FreshRSS/pull/2199/commits/4888f919f104b2d170302565e481a0b731eb4145

* More fixes

1 files changed, 4 insertions, 6 deletions

diff --git a/app/views/helpers/export/articles.phtml b/app/views/helpers/export/articles.phtml
index 59a2c7ad7..eb2cb0924 100644
--- a/app/views/helpers/export/articles.phtml
+++ b/app/views/helpers/export/articles.phtml
@@ -16,14 +16,12 @@ $articles = array(
 echo rtrim(json_encode($articles, $options), " ]}\n\r\t"), "\n";
 $first = true;
 
-$tagDAO = FreshRSS_Factory::createTagDao();
-$entryIdsTagNames = $tagDAO->getEntryIdsTagNames($this->entriesRaw);
-if ($entryIdsTagNames == false) {
-	$entryIdsTagNames = array();
+if (empty($this->entryIdsTagNames)) {
+	$this->entryIdsTagNames = array();
 }
 
 foreach ($this->entriesRaw as $entryRaw) {
-	if (empty($entryRaw)) {
+	if ($entryRaw == null) {
 		continue;
 	}
 	$entry = FreshRSS_EntryDAO::daoToEntry($entryRaw);
@@ -61,7 +59,7 @@ foreach ($this->entriesRaw as $entryRaw) {
 	if ($entry->isFavorite()) {
 		$article['categories'][] = 'user/-/state/com.google/starred';
 	}
-	$tagNames = isset($entryIdsTagNames['e_' . $entry->id()]) ? $entryIdsTagNames['e_' . $entry->id()] : array();
+	$tagNames = isset($this->entryIdsTagNames['e_' . $entry->id()]) ? $this->entryIdsTagNames['e_' . $entry->id()] : array();
 	foreach ($tagNames as $tagName) {
 		$article['categories'][] = 'user/-/label/' . $tagName;
 	}