0.9.0 - the ZapV version updated to current php standards. Brave search used, while Bing and Google search api are deprecated

2026-07-15 13:57:05 +02:00 · 2026-07-15 13:57:05 +02:00 · 4ddaddda3d
commit 4ddaddda3d
parent 3d4298fe8b
31 changed files with 1778 additions and 1 deletions
--- a/lib/ImgSearch.class.php
+++ b/lib/ImgSearch.class.php
@ -0,0 +1,145 @@
+<?php
+/**
+ * ZAP image search class
+ */
+class ImgSearch {
+	private $hitPosition;
+
+	private $numberResults = 16;
+
+	private $folder;
+
+	private $word;
+
+	private $engine;
+
+	private $allowedFileTypes = array('image/jpeg','image/gif','image/png');
+	
+	private $log;
+
+	/**
+	 * Constructor
+	 * @param string $imgFolder path to save images to
+	 * @param string $word keyword to search for
+	 */
+	public function __construct($imgFolder, $word) {
+		$this->folder = $imgFolder;
+		$this->word = $word;
+
+		$this->hitPosition = (int) rand(0,10);
+
+		if (ZAP_LOG == true) {
+			$this->log = new Log($this->folder);
+		}
+
+		$config = Config::getInstance();
+		$engines = $config->retrieve('engines');
+		$this->engine = $engines[array_rand($engines)];
+	}
+
+	/**
+	 * download image that corresponds to $keyWord
+	 * returns filename of image if downloaded succeeded, or false if failed
+	 * @return string $localUrl / boolean
+	 */
+	public function getImage() {
+		$imgData = $this->getImageData();
+		if ($imgData == false) {
+			$this->addLog('error','Search: ', 'bad search data received' );
+			return false;
+		}
+		$this->addLog('ok', 'Engine: ', $imgData['engine']);
+
+		$localUrl = $this->imageToTmp($imgData['results'], $this->folder);
+
+		return $localUrl;
+	}
+
+	/**
+	 * Returns an array that contains searchdata for $word
+	 * @return array $searchData or false
+	 */
+	public function getImageData() {
+		$clazz = ucfirst($this->engine);
+		$search = new $clazz();
+		$search->setQuery(urlencode($this->word));
+		$search->setParam('start', $this->hitPosition);
+		$search->setParam('size', $this->numberResults);
+
+		$searchData = $search->getData();
+
+		return $searchData['result'] == false ? false : $searchData;
+	}
+
+	/**
+	 * Saves image or returns false
+	 * @param array $results
+	 * @param string $tmpDir
+	 * @param integer $hit
+	 * @return mixed
+	 */
+	private function imageToTmp($results, $tmpDir, $hit = 0) {
+		$first = $results[$hit]['clickurl'];
+		$imageName = $tmpDir . DIRECTORY_SEPARATOR . $this->filename($first);
+
+		$myCurl = new ZAPCurl($first, true);
+		$imageData = $myCurl->fetchCurlData();
+
+    	if($imageData == false) {
+			$this->addLog('error', 'Search: ', 'received empty file' . PHP_EOL);
+			return false;
+		}
+
+		if(file_put_contents($imageName, $imageData)) {
+			if($this->imageTypeOk($imageName)) {
+				$this->addLog('ok', 'Search: ', "downloaded to $imageName");
+				$this->addLog('ok', 'Search: ', 'source: ' . $results[$hit]['referer']);
+				$this->addLog('ok', 'Search: ', 'thumb: ' . $results[$hit]['thumb'] . PHP_EOL);
+				return $imageName;
+			} else {
+				$this->addLog('error', 'Search: ', 'wrong file type: image removed');
+				unlink($imageName);
+
+				$nextHit = $hit + 1;
+				return $this->imageToTmp($results, $tmpDir, $nextHit);
+			}
+		} else {
+			$this->addLog('error', 'Search: ', 'failed saving image');
+			return false;
+		}
+	}
+
+	/**
+	 * Check mime type of image
+	 * @param string $fileUri
+	 * @return boolean
+	 */
+    private function imageTypeOk($fileUri) {
+		$mimeType = mime_content_type($fileUri);
+		return in_array($mimeType, $this->allowedFileTypes);
+    }
+
+	/**
+	 * Gets filename from a url
+	 * @param string $urlString
+	 * @return string
+	 */
+    private function filename($urlString) {
+    	$ar = explode('/', $urlString);
+    	$filename = array_pop($ar);
+    	// Strip query string so the saved file has a real extension
+    	$filename = explode('?', $filename)[0];
+    	return $filename;
+    }
+
+	/**
+	 * Log messages
+	 */
+	private function addLog($type, $head, $message) {
+		if (ZAP_LOG == true) {
+			$this->log->addToLog($type, $head, $message);
+		}
+		return;
+	}
+}
+?>