From 633683de8b877f251819ebea6581bf6c0400fc0d Mon Sep 17 00:00:00 2001
From: Banana <mail@bananas-playground.net>
Date: Tue, 25 Feb 2020 20:35:25 +0100
Subject: [PATCH] init of the make snapshot function in edit view

---
 webroot/lib/link.class.php     | 48 +++++++++++++++++++++++++++++++++-
 webroot/lib/snapshot.class.php |  4 +--
 webroot/lib/summoner.class.php |  6 +++--
 webroot/view/editlink.inc.php  |  5 ++++
 webroot/view/editlink.php      | 18 +++++++++++--
 5 files changed, 74 insertions(+), 7 deletions(-)

diff --git a/webroot/lib/link.class.php b/webroot/lib/link.class.php
index e29c908..df5742a 100644
--- a/webroot/lib/link.class.php
+++ b/webroot/lib/link.class.php
@@ -107,6 +107,7 @@ class Link {
 
 				# add stuff
 				$this->_image();
+				$this->_snapshot();
 			}
 		}
 
@@ -225,6 +226,8 @@ class Link {
 					}
 				}
 
+				$this->DB->commit();
+
 				# decide to store or remove the image
 				if (isset($data['localImage'])) {
 					$image = ABSOLUTE_PATH . '/' . LOCAL_STORAGE . '/thumbnail-' . $this->_data['hash'];
@@ -239,7 +242,23 @@ class Link {
 					}
 				}
 
-				$this->DB->commit();
+				# decide if we want to make a local snapshot
+				if(isset($data['snapshot'])) {
+					$snapshot = ABSOLUTE_PATH . '/' . LOCAL_STORAGE . '/snapshot-' . $this->_data['hash'];
+					if ($data['snapshot'] === true) {
+						if (!file_exists($snapshot) || $_imageUrlChanged === true) {
+							require_once 'lib/snapshot.class.php';
+							$snap = new Snapshot();
+							$snap->doSnapshot($this->_data['link']);
+						}
+					} elseif ($data['snapshot'] === false) {
+						if (file_exists($snapshot)) {
+							unlink($snapshot);
+						}
+					}
+				}
+
+
 				$ret = true;
 			} else {
 				$this->DB->rollback();
@@ -258,6 +277,7 @@ class Link {
 		$this->_removeTagRelation(false);
 		$this->_removeCategoryRelation(false);
 		$this->_deleteImage();
+		$this->_deleteSnapshot();
 	}
 
 	/**
@@ -372,6 +392,20 @@ class Link {
 		}
 	}
 
+	/**
+	 * determine of we have a local stored snapshot
+	 * if so populate the snapshotLink attribute
+	 */
+	private function _snapshot() {
+		if (!empty($this->_data['hash'])) {
+			$snapshot = ABSOLUTE_PATH.'/'.LOCAL_STORAGE.'/snapshot-'.$this->_data['hash'];
+			if (file_exists($snapshot)) {
+				$this->_data['snapshotLink'] = LOCAL_STORAGE.'/snapshot-'.$this->_data['hash'];
+				$this->_data['snapshot'] = true;
+			}
+		}
+	}
+
 	/**
 	 * remove the local stored image
 	 */
@@ -384,6 +418,18 @@ class Link {
 		}
 	}
 
+	/**
+	 * remove the local stored image
+	 */
+	private function _deleteSnapshot() {
+		if (!empty($this->_data['hash']) && !empty($this->_data['snapshotLink'])) {
+			$snapshot = LOCAL_STORAGE.'/snapshot-'.$this->_data['hash'];
+			if (file_exists($snapshot)) {
+				unlink($snapshot);
+			}
+		}
+	}
+
 	/**
 	 * check if the status is private and set the info
 	 */
diff --git a/webroot/lib/snapshot.class.php b/webroot/lib/snapshot.class.php
index 07c4c70..9c50877 100644
--- a/webroot/lib/snapshot.class.php
+++ b/webroot/lib/snapshot.class.php
@@ -34,7 +34,7 @@
 class Snapshot {
 	private $_googlePageSpeed = 'https://www.googleapis.com/pagespeedonline/v2/runPagespeed';
 
-	public _constructor() {}
+	public function __constructor() {}
 
 	/**
 	 * call given url with google PageSpeed API
@@ -43,7 +43,7 @@ class Snapshot {
 	 * @param String $url URL to take a screenshot from
 	 * @return
 	 */
-	public function doScreenshot($url) {
+	public function doSnapshot($url) {
 		if(!empty($url)) {
 			$theCall = Summoner::curlCall($url);
 			var_dump($theCall);
diff --git a/webroot/lib/summoner.class.php b/webroot/lib/summoner.class.php
index ece2021..a031a22 100644
--- a/webroot/lib/summoner.class.php
+++ b/webroot/lib/summoner.class.php
@@ -31,6 +31,8 @@
  */
 class Summoner {
 
+	private const BROWSER_AGENT_STRING = 'Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Firefox/68.0';
+
 	/**
 	 * validate the given string with the given type. Optional check the string
 	 * length
@@ -164,7 +166,7 @@ class Summoner {
 		curl_setopt($ch, CURLOPT_TIMEOUT, 30);
 		curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
 		curl_setopt($ch, CURLOPT_MAXREDIRS, 2);
-		curl_setopt($ch, CURLOPT_USERAGENT,'Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Firefox/68.0');
+		curl_setopt($ch, CURLOPT_USERAGENT,self::BROWSER_AGENT_STRING);
 
 		// curl_setopt($ch, CURLOPT_VERBOSE, true);
 		//curl_setopt($ch, CURLOPT_HEADER, true);
@@ -207,7 +209,7 @@ class Summoner {
 			curl_setopt($ch, CURLOPT_TIMEOUT, 30);
 			curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
 			curl_setopt($ch, CURLOPT_MAXREDIRS, 2);
-			curl_setopt($ch, CURLOPT_USERAGENT,'Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Firefox/68.0');
+			curl_setopt($ch, CURLOPT_USERAGENT, self::BROWSER_AGENT_STRING);
 
 			if(!empty($port)) {
 				curl_setopt($ch, CURLOPT_PORT, $port);
diff --git a/webroot/view/editlink.inc.php b/webroot/view/editlink.inc.php
index db8ca3e..f87099a 100644
--- a/webroot/view/editlink.inc.php
+++ b/webroot/view/editlink.inc.php
@@ -105,6 +105,11 @@ if(isset($_POST['data']) && !empty($_POST['data']) && isset($_POST['editlink']))
 		$formData['localImage'] = true;
 	}
 
+	$formData['snapshot'] = false;
+	if(isset($fData['snapshot'])) {
+		$formData['snapshot'] = true;
+	}
+
 	$formData['description'] = trim($fData['description']);
 	$formData['title'] = trim($fData['title']);
 	$formData['image'] = trim($fData['image']);
diff --git a/webroot/view/editlink.php b/webroot/view/editlink.php
index 1b46a79..36f57e7 100644
--- a/webroot/view/editlink.php
+++ b/webroot/view/editlink.php
@@ -190,8 +190,22 @@
 		</div>
 		<div class="columns">
 			<div class="column is-one-quarter">
-				<label>Private</label>
-				<input class="checkbox" type="checkbox" name="data[private]" value="1" <?php if(Summoner::ifset($formData, 'private')) echo "checked"; ?> />
+				<label>Options</label>
+			</div>
+			<div class="column">
+				<label class="checkbox">
+					<input type="checkbox" name="data[private]" value="1" <?php if(Summoner::ifset($formData, 'private')) echo "checked"; ?> />
+					Private
+				</label>
+				<label class="checkbox">
+					<input type="checkbox" name="data[snapshot]" value="1" <?php if(Summoner::ifset($formData, 'snapshot')) echo "checked"; ?>  />
+					Save a snapshot
+				</label>
+			</div>
+		</div>
+		<div class="columns">
+			<div class="column is-one-quarter">
+				&nbsp;
 			</div>
 			<div class="column">
 				<input type="submit" class="button is-info" name="refreshlink" value="Refresh from source">
-- 
2.39.5