Merge branch '272-zu-viele-bilderergebnisse-auf-einer-seite' into 'development'

Pagination für die Bildersuchmaschinen eingefügt

Closes #272

See merge request !470

app/Models/parserSkripte/Europeana.php

@@ -30,24 +30,14 @@ class Europeana extends Searchengine
         foreach ($results as $result) {
             if (isset($result->edmPreview)) {
                 $title = $result->title[0];
-
                 if (preg_match("/(.+)\?.*/si", $result->guid, $match)) {
                     $link = $match[1];
                 } else {
                     $link = "";
                 }
-
                 $anzeigeLink = $link;
                 $descr       = "";
-
-                /*if (preg_match("/(?:uri=)(.+)/si", urldecode($result->edmPreview[0]), $match)){
-                $image = $match[1];
-                } else {
-                $image = "";
-                }
-                echo $image . "
-                ";*/
-                $image = urldecode($result->edmPreview[0]);
+                $image       = urldecode($result->edmPreview[0]);
                 $this->counter++;
                 $this->results[] = new \App\Models\Result(
                     $this->engine,
@@ -63,4 +53,17 @@ class Europeana extends Searchengine
             }
         }
     }
+
+    public function getNext(\App\MetaGer $metager, $result)
+    {
+        $start   = ($metager->getPage()) * 10 + 1;
+        $content = json_decode($result);
+        if ($start > $content->totalResults) {
+            return;
+        }
+        $next = new Europeana(simplexml_load_string($this->engine), $metager);
+        $next->getString .= "&start=" . $start;
+        $next->hash = md5($next->host . $next->getString . $next->port . $next->name);
+        $this->next = $next;
+    }
 }

app/Models/parserSkripte/Flickr.php

@@ -46,4 +46,27 @@ class Flickr extends Searchengine
             );
         }
     }
+
+    public function getNext(\App\MetaGer $metager, $result)
+    {
+        $page    = $metager->getPage() + 1;
+        $result  = preg_replace("/\r\n/si", "", $result);
+        $content = simplexml_load_string($result);
+        $results = $content->xpath('//photos')[0];
+        try {
+            $content = simplexml_load_string($result);
+        } catch (\Exception $e) {
+            abort(500, "$result is not a valid xml string");
+        }
+        if (!$content) {
+            return;
+        }
+        if ($page >= intval($results["pages"]->__toString())) {
+            return;
+        }
+        $next = new Flickr(simplexml_load_string($this->engine), $metager);
+        $next->getString .= "&page=" . $page;
+        $next->hash = md5($next->host . $next->getString . $next->port . $next->name);
+        $this->next = $next;
+    }
 }

app/Models/parserSkripte/Openclipart.php

@@ -47,4 +47,16 @@ class Openclipart extends Searchengine
             );
         }
     }
+
+    public function getNext(\App\MetaGer $metager, $result)
+    {
+        $content = json_decode($result);
+        if ($content->info->current_page > $content->info->pages) {
+            return;
+        }
+        $next = new Openclipart(simplexml_load_string($this->engine), $metager);
+        $next->getString .= "&page=" . ($metager->getPage() + 1);
+        $next->hash = md5($next->host . $next->getString . $next->port . $next->name);
+        $this->next = $next;
+    }
 }

app/Models/parserSkripte/Pixabay.php

@@ -47,4 +47,17 @@ class Pixabay extends Searchengine
             );
         }
     }
+
+    public function getNext(\App\MetaGer $metager, $result)
+    {
+        $page    = $metager->getPage() + 1;
+        $content = json_decode($result);
+        if ($page * 20 > $content->total) {
+            return;
+        }
+        $next = new Pixabay(simplexml_load_string($this->engine), $metager);
+        $next->getString .= "&page=" . $page;
+        $next->hash = md5($next->host . $next->getString . $next->port . $next->name);
+        $this->next = $next;
+    }
 }