pkp/pkp-lib#10178 Allow search by DOI in DOI manager

classes/issue/Collector.php

@@ -1,4 +1,5 @@
 <?php
+
 /**
  * @file classes/issue/Collector.php
  *
@@ -22,6 +23,7 @@
 use Illuminate\Support\LazyCollection;
 use InvalidArgumentException;
 use PKP\core\interfaces\CollectorInterface;
+use PKP\doi\Doi;
 use PKP\plugins\Hook;
 
 class Collector implements CollectorInterface
@@ -414,8 +416,11 @@ public function getQueryBuilder(): Builder
                 )
             );
 
+            // Add support to search using DOI identifiers
+            // search phrases starting with number followed by a '.'  will be interpreted as a DOI identifier. E.g: 10.1
+            $isSearchPhraseDoi = Doi::beginsWithDoiPrefixPattern($searchPhrase);
             $words = array_filter(array_unique(explode(' ', $searchPhrase)), 'strlen');
-            if (count($words)) {
+            if (count($words) && !$isSearchPhraseDoi) {
                 $likePattern = DB::raw("CONCAT('%', LOWER(?), '%')");
                 foreach ($words as $word) {
                     $q->where(
@@ -441,6 +446,15 @@ public function getQueryBuilder(): Builder
                     );
                 }
             }
+
+            if ($isSearchPhraseDoi) {
+                $q->whereIn('i.issue_id', function (Builder $query) {
+                    $query->select('is.issue_id')
+                        ->from('issues as is')
+                        ->join('dois AS d', 'is.doi_id', '=', 'd.doi_id')
+                        ->whereLike('d.doi', "{$this->searchPhrase}%");
+                });
+            }
         }
 
         // Ordering for query-builder-based and legacy-based orderings

classes/submission/Collector.php

@@ -127,4 +127,22 @@ protected function addHasDoisFilterToQuery(Builder $q)
                 });
         });
     }
+
+    /** @copydoc PKP/classes/submission/Collector::addFilterByAssociatedDoiIdsToQuery() */
+    protected function addFilterByAssociatedDoiIdsToQuery(Builder $q)
+    {
+        $q->whereIn('s.submission_id', function (Builder $query) {
+            $query->select('p.submission_id')
+                ->from('publication_galleys AS g')
+                ->join('dois AS d', 'g.doi_id', '=', 'd.doi_id')
+                ->join('publications AS p', 'g.publication_id', '=', 'p.publication_id')
+                ->whereLike('d.doi', "{$this->searchPhrase}%")
+                ->union(function (Builder $query) {
+                    $query->select('p.submission_id')
+                        ->from('publications AS p')
+                        ->join('dois AS d', 'p.doi_id', '=', 'd.doi_id')
+                        ->whereLike('d.doi', "{$this->searchPhrase}%");
+                });
+        });
+    }
 }