Optimize test cases and handle image loading failures

Author: Maybe-U

src/PhpWord/TemplateProcessor.php

@@ -327,6 +327,20 @@ public function setHtmlBlock($search, $htmlContent, $fullHtml = false): void
     {
         $phpWord = new PhpWord();
         $section = $phpWord->addSection();
+        //deal remote load Image
+        $pattern = '/<img[^>]+src\s*=\s*["\']([^"\']+)["\'][^>]*>/i';
+        preg_match_all($pattern, $htmlContent, $matches);
+        $imageSrcList = $matches[1];
+        if (!empty($imageSrcList)) {
+            foreach ($imageSrcList as $imageSrc) {
+                try {
+                    file_get_contents($imageSrc);
+                }catch (\Exception $e) {
+                    $localImg = __DIR__.'/resources/doc.png';
+                    $htmlContent = str_replace($imageSrc, $localImg, $htmlContent);
+                }
+            }
+        }
         Html::addHtml($section, $htmlContent, $fullHtml);
         $zip = $this->zip();
         $obj = new Word2007($phpWord);

tests/PhpWordTests/TemplateProcessorTest.php

@@ -1634,8 +1634,10 @@ public function testShouldMakeFieldsUpdateOnOpenWithCustomMacro(): void
     public function testSetHtml(): void
     {
         Settings::setOutputEscapingEnabled(true);
-        $content = '<p><img src="https://t7.baidu.com/it/u=4198287529,2774471735&fm=193&f=GIF" /></p>
-<p><img src="https://t7.baidu.com/it/u=4069854689,43753836&fm=193&f=GIF" /></p>
+        $image1 = __DIR__.'/_files/images/earth.jpg';
+        $image2 = __DIR__.'/_files/images/mars.jpg';
+        $content = '<p><img src="'.$image1.'" /></p>
+<p><img src="'.$image2.'" /></p>
 <p>HPJ LDAP(Lightweight Directory Access Protocol)，轻量级目录访问协议，是一种在线目录访问协议，主要用于目录中资源的搜索和查询。如果在用户可控制的输入中没有对 LDAP 语法进行除去或引用，那么生成的 LDAP 查询可能会导致</p>';
         $templateProcessor = new TemplateProcessor(__DIR__ . '/_files/templates/template_to_html.docx');
         $templateProcessor->setHtmlBlock('html_content', $content);