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Add pdf attachment items to sqs for text extraction #142

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Add pdf attachment items to sqs for text extraction #142

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25 changes: 25 additions & 0 deletions controllers/ItemsController.php
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Original file line number Diff line number Diff line change
Expand Up @@ -1128,6 +1128,8 @@ private function _handleFileRequest($item) {

Zotero_DB::commit();

$this->_addToPDFIndexingQueueIfNeeded($info, $item->key);

header("HTTP/1.1 204 No Content");
header("Last-Modified-Version: " . $item->version);
exit;
Expand Down Expand Up @@ -1181,6 +1183,8 @@ private function _handleFileRequest($item) {

Zotero_DB::commit();

$this->_addToPDFIndexingQueueIfNeeded($info, $item->key);

header("HTTP/1.1 204 No Content");
exit;
}
Expand All @@ -1189,4 +1193,25 @@ private function _handleFileRequest($item) {
}
exit;
}

// If it's a PDF and request is not from desktop app, add it to SQS
// to be processed by full-text-extractor
private function _addToPDFIndexingQueueIfNeeded($info, $itemKey) {
if ( ($info->contentType != "application/pdf" && !strpos($info->filename, ".pdf")) || !empty($_SERVER['HTTP_X_ZOTERO_VERSION'])) {
return;
}
if (Z_CONFIG::$SQS_URL == '') {
return;
}
$payload = [
"fileName" => $info->hash,
"itemKey" => $itemKey];
if (isset($this->objectGroupID)) {
$payload['groupID'] = $this->objectGroupID;
}
else {
$payload['userID'] = $this->userID;
}
Z_SQS::send(Z_CONFIG::$SQS_URL, json_encode($payload));
}
}
2 changes: 1 addition & 1 deletion include/SQS.inc.php
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Original file line number Diff line number Diff line change
Expand Up @@ -102,7 +102,7 @@ public static function deleteBatch($queueURL, $batchEntries) {

private static function load() {
if (!self::$sqs) {
self::$sqs = Z_Core::$AWS->get('sqs');
self::$sqs = Z_Core::$AWS->createSQS();
}
}
}
3 changes: 2 additions & 1 deletion include/config/config.inc.php-sample
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Expand Up @@ -26,7 +26,8 @@ class Z_CONFIG {
public static $S3_BUCKET_FULLTEXT = '';
public static $S3_BUCKET_ERRORS = '';
public static $SNS_ALERT_TOPIC = '';

public static $SQS_URL = '';

public static $REDIS_HOSTS = [
'default' => [
'host' => 'redis1.localdomain:6379'
Expand Down