From 20e63f3dccfe98d4ab4dd355bb5439523de9819e Mon Sep 17 00:00:00 2001
From: Alex Puiu <alexpuiu20@yahoo.com>
Date: Thu, 24 Feb 2022 17:02:43 +0200
Subject: [PATCH] Adapt displace for XML files.

---
 app/Http/Controllers/FileController.php     | 30 +--------
 app/SearchDisplace/SearchAndDisplace.php    | 24 +++++++-
 app/SearchDisplace/SearchAndDisplaceXML.php | 67 +++++++++++++++++++++
 3 files changed, 92 insertions(+), 29 deletions(-)
 create mode 100644 app/SearchDisplace/SearchAndDisplaceXML.php

diff --git a/app/Http/Controllers/FileController.php b/app/Http/Controllers/FileController.php
index 4d08c04..e31445e 100644
--- a/app/Http/Controllers/FileController.php
+++ b/app/Http/Controllers/FileController.php
@@ -7,7 +7,7 @@ use Illuminate\Http\JsonResponse;
 use Illuminate\Support\Facades\Storage;
 use Illuminate\Http\UploadedFile;
 use GuzzleHttp\Exception\BadResponseException;
-use App\SearchDisplace\SearchAndDisplace;
+use App\SearchDisplace\SearchAndDisplaceXML;
 use Symfony\Component\Process\Process;
 
 class FileController extends Controller
@@ -75,34 +75,8 @@ class FileController extends Controller
         $searchers = request()->input('searchers');
 
         $xml = storage_path() . "/app/contracts/{$fileId}/{$fileId}.xml";
-        $dom = new \DOMDocument();
-        $dom->load($xml);
-        foreach($dom->getElementsByTagName('p') as $key => $text) {
-            $is_image = false;
-            if($text->childNodes) {
-                foreach($text->childNodes as $child) {
-                    if(isset($child->tagName) && $child->tagName == 'draw:frame') {
-                        $is_image = true;
-                    }
-                }
-            }
-            if(!$is_image) {
-                $searchAndDisplace = new SearchAndDisplace(
-                    stripslashes($text->textContent),
-                    [
-                        'searchers' => $searchers,
-                    ]
-                );
-        
-                $response = $searchAndDisplace->execute();
-                $text->textContent = $response['content'];
-            }
-        }
-
-        $dom->save($xml);
 
-        $process = new Process(['soffice', '--convert-to', 'odt', $xml, '--outdir', storage_path('app/tmp/')]);
-        $process->run();
+        (new SearchAndDisplaceXML($xml, $searchers))->execute();
 
         return response()->json([
             'path' => 'tmp/' . $fileId . '.odt'
diff --git a/app/SearchDisplace/SearchAndDisplace.php b/app/SearchDisplace/SearchAndDisplace.php
index f999bc0..de34f2f 100644
--- a/app/SearchDisplace/SearchAndDisplace.php
+++ b/app/SearchDisplace/SearchAndDisplace.php
@@ -9,12 +9,14 @@ class SearchAndDisplace
     protected $documentContent;
     protected $info;
     protected $searchOnly = false;
+    protected $isDocument = false;
 
-    public function __construct($documentContent, $info, $searchOnly = false)
+    public function __construct($documentContent, $info, $searchOnly = false, $isDocument = false)
     {
         $this->documentContent = $documentContent;
         $this->info = $info;
         $this->searchOnly = $searchOnly;
+        $this->isDocument = $isDocument;
     }
 
     /**
@@ -102,6 +104,12 @@ class SearchAndDisplace
             $updatedDocumentContent = $updatedDocumentContent . substr($this->documentContent, $currentIndex);
         }
 
+        if($this->isDocument) {
+            $needReplace = $this->needReplaceInDocument($replacementIndexes);
+
+            if(!$needReplace) return false;
+        }
+
         return [
             'content' => $updatedDocumentContent,
             'indexes' => $replacementIndexes,
@@ -113,4 +121,18 @@ class SearchAndDisplace
 //        return "<$displaceValue>$content</$displaceValue>";
         return "{{$displaceValue}}{$content}{/{$displaceValue}}";
     }
+
+    protected function needReplaceInDocument($replacementIndexes)
+    {
+        $needReplace = false;
+
+        foreach($replacementIndexes as $replacement) {
+            if(count($replacement) > 0 ) {
+                $needReplace = true;
+                break;
+            }
+        }
+
+        return $needReplace;
+    }
 }
diff --git a/app/SearchDisplace/SearchAndDisplaceXML.php b/app/SearchDisplace/SearchAndDisplaceXML.php
new file mode 100644
index 0000000..379807a
--- /dev/null
+++ b/app/SearchDisplace/SearchAndDisplaceXML.php
@@ -0,0 +1,67 @@
+<?php
+
+namespace App\SearchDisplace;
+
+use Symfony\Component\Process\Process;
+
+class SearchAndDisplaceXML
+{
+    protected $file;
+    protected $searchers;
+
+    public function __construct($file, $searchers)
+    {
+        $this->file = $file;
+        $this->searchers = $searchers;
+    }
+
+    public function execute()
+    {
+        $this->applySD();
+
+        $this->convertToOdt();
+    }
+    
+    protected function convertToOdt()
+    {
+        (new Process(['soffice', '--convert-to', 'odt', $this->file, '--outdir', storage_path('app/tmp/')]))->run();
+    }
+
+    protected function applySD()
+    {
+        $dom = new \DOMDocument();
+        $dom->load($this->file);
+        $replacements = [];
+
+        foreach($dom->getElementsByTagName('p') as $p) {
+            $is_image = false;
+            if($p->childNodes) {
+                foreach($p->childNodes as $child) {
+                    if(isset($child->tagName) && $child->tagName == 'draw:frame') {
+                        $is_image = true;
+                    }
+                }
+            }
+            if(!$is_image) {
+                $search = new SearchAndDisplace(
+                    stripslashes($p->textContent),
+                    [
+                        'searchers' => $this->searchers,
+                    ],
+                    false,
+                    true
+                );
+        
+                $changed = $search->execute();
+
+                if(!$changed) {
+                    continue;
+                }
+
+                $p->textContent = $changed['content'];
+            }
+        }
+
+        $dom->save($this->file);
+    }
+}