From 46ba08519b7d46f49f499d4a87ad06440a41cda8 Mon Sep 17 00:00:00 2001
From: Alban <git@albancrommer.com>
Date: Fri, 22 Nov 2019 23:02:46 +0100
Subject: [PATCH] [fix] bugs

---
 .gitignore                 |   2 +
 page_generator.sh          |   8 +--
 public/index.php           | 144 ++++++++++++++++++++++++++++++++-----
 public/jq-ajax-progress.js |  75 +++++++++++++++++++
 public/jquery.js           |   2 +
 public/montage.php         |  33 +++++++++
 6 files changed, 241 insertions(+), 23 deletions(-)
 create mode 100644 public/jq-ajax-progress.js
 create mode 100644 public/jquery.js
 create mode 100644 public/montage.php

diff --git a/.gitignore b/.gitignore
index 5e28f14..7a79054 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,5 @@ images
 logs
 synthesis
 *swp
+stamps
+a4
diff --git a/page_generator.sh b/page_generator.sh
index 113b6cf..f956071 100755
--- a/page_generator.sh
+++ b/page_generator.sh
@@ -17,8 +17,8 @@ read name type GEOMETRY canvas depth format size other <<< $( identify $IMG )
 IMG_WIDTH=$( cut -d "x" -f 1 <<< $GEOMETRY )
 IMG_HEIGHT=$( cut -d "x" -f 2 <<< $GEOMETRY )
 
-TOTAL_WIDTH=$( [[ -n "$LANDSCAPE" ]] && echo $LARGE_SIDE || echo $SMALL_SIDE )
-TOTAL_HEIGHT=$( [[ -n "$LANDSCAPE" ]] && echo $SMALL_SIDE || echo $LARGE_SIDE )
+TOTAL_WIDTH=$( [[ "$LANDSCAPE" == "1" ]] && echo $LARGE_SIDE || echo $SMALL_SIDE )
+TOTAL_HEIGHT=$( [[ "$LANDSCAPE" == "1" ]] && echo $SMALL_SIDE || echo $LARGE_SIDE )
 
 REQ_WIDTH=$(( $TOTAL_WIDTH / $COUNT_HORIZONTAL  ))
 REQ_HEIGHT=$(( $TOTAL_HEIGHT / $COUNT_VERTICAL  ))
@@ -26,9 +26,9 @@ REQ_HEIGHT=$(( $TOTAL_HEIGHT / $COUNT_VERTICAL  ))
 DUP=$(( ( $COUNT_HORIZONTAL * $COUNT_VERTICAL ) - 1 ))
 
 DATE=$( date +%s )
-OUTPUT_DIR=/tmp
+OUTPUT_DIR=$( dirname ~+ )/a4
 FILENAME=$( basename $IMG ) 
 PDF_NAME=${OUTPUT_DIR}/${DATE}_${FILENAME}.pdf
-OUT=$( montage -tile ${COUNT_HORIZONTAL}x${COUNT_VERTICAL} -density 200x200 -units pixelspercentimeter -border 0 -page ${TOTAL_WIDTH}x${TOTAL_HEIGHT} "$IMG" -geometry ${REQ_WIDTH}x${REQ_HEIGHT} -duplicate ${DUP},0 ${PDF_NAME} )
+OUT=$( montage -tile ${COUNT_HORIZONTAL}x${COUNT_VERTICAL} -density 200x200 -units pixelspercentimeter -border 0 -page ${TOTAL_WIDTH}x${TOTAL_HEIGHT} -compress zip -quality 100 "$IMG" -geometry ${REQ_WIDTH}x${REQ_HEIGHT} -duplicate ${DUP},0 ${PDF_NAME} )
 
 [ 0 -eq $? ] && echo $PDF_NAME || panic "An error occured... $OUT"
diff --git a/public/index.php b/public/index.php
index 1536d07..1aa9b30 100644
--- a/public/index.php
+++ b/public/index.php
@@ -3,19 +3,19 @@
   $stampsImgList=scandir("../stamps");
   foreach( $stampsImgList as $file ){
 		if( strpos( "$file", ".") != 0 ){
-			$stampsSelect .= "<option value='../stamps/".urlencode($file)."'>$file</option>";
+			$name = ucwords(str_replace("_", " ",substr($file,0,-4)));
+			$stampsSelect .= "<option value='../stamps/".urlencode($file)."'>$name</option>";
 		}
 	}
 
 
   $bgdImgList = scandir("../synthesis");
   $randomKeys = array_rand( $bgdImgList , 13 );
-  $bgdSelect="<option>the beauty is in your eyes</option>";
+  $bgdSelect="<option value=''>the beauty is in your eyes</option>";
   foreach( $randomKeys as $key ){
 		$file = $bgdImgList[ $key ];
 		if( strpos( "$file", ".") != 0 ){
 			$key = substr( $file, 11, -4 );
-			// $bgdArr[$key] ="<option value='../synthesis/".urlencode($file)."'>$key</li>";
 			$bgdArr[$key] ="../synthesis/".urlencode($file);
 
 		}
@@ -48,20 +48,33 @@ body {
 }
 * {
 font-size: 32px;
+color: #222;
+}
+#container{
+  display:grid;
+  position: relative;
+  grid-template-areas:
+      "title"
+      "drawingArea" "menu" ;
+  }
+}
+
+#menu{
+grid-area: menu;
+}
+#canvas{
+grid-area: drawingArea;
+}
+#title{
+  font-size: 1.6em;
+grid-area: title;
+color:red;
 }
 dd{margin:32px;}
-            #canvas{
-                position: absolute;
-                right: 10px; 
-                top: 0px; 
-                user-select: none; 
-                cursor: default;
-            }
-            div#menu {
-              position: absolute;
-              left: 10px;
-              top: 0px;
-            }
+#canvas{
+  user-select: none; 
+  cursor: default;
+}
 .btn{
     text-decoration: none;
     border: 1px solid #eee;
@@ -69,10 +82,31 @@ dd{margin:32px;}
     border-radius: 24px;
     color: inherit;
     background: #ddd;
+}
+@media (min-width: 1200px) {
+  #container{
+    grid-template-areas:
+      "title"
+      "drawingArea"
+      "menu"
+      ;
+  }
+  #canvas{
+   position: absolute;
+   right: 10px; 
+   top: 0px; 
+  }
+  #menu {
+    position: absolute;
+    left: 10px;
+    top: 48px;
+  }
 }
         </style>
     </head>
     <body>
+      <div id="container">
+      <h1 id="title">Your #HSF2020 flyer </h1>
       <!-- Create the container of the tool -->
       <div id="canvas">
 
@@ -101,8 +135,9 @@ dd{margin:32px;}
 				    <?= $stampsSelect ?>
           </select>
 				  </dd>
+<!--
 				  <dt>
-          <label>one of your own is it?</label>
+          <label>a stamp of your own?</label>
 				  </dt>
 				  <dd>
           <input class=btn type="file" id="custompicture" />
@@ -112,9 +147,45 @@ dd{margin:32px;}
 					</dt>
 					<dd>
   <a id="lnkDownload" class=btn href="#">Save image</a>
-
 					</dd>
+-->
+<dt>get it on A4</dt>
+<dd>
+<form id="montage" action="montage.php" method="POST">
+↔
+<select class=btn name="horizontal">
+<option value="1">1</option>
+<option value="2" selected>2</option>
+<option value="3">3</option>
+<option value="4">4</option>
+<option value="5">5</option>
+<option value="6">6</option>
+<option value="7">7</option>
+<option value="8">8</option>
+</select> 
+↕
+<select class=btn name="vertical">
+<option value="1">1</option>
+<option value="2" selected>2</option>
+<option value="3">3</option>
+<option value="4">4</option>
+<option value="5">5</option>
+<option value="6">6</option>
+<option value="7">7</option>
+<option value="8">8</option>
+</select> 
+<br> 
+<select class=btn name="landscape">
+<option value="0">portrait</option>
+<option value="1">paysage</option>
+</select> 
+<br>
+<button class=btn type="submit">build</button>
+</form>
+</dd>
 				</dl>    
+<script src="./jquery.js"></script>
+<script src="./jq-ajax-progress.js"></script>
 
         <!-- Include Fabric.js in the page -->
         <script src="./fabric.js"></script>
@@ -139,11 +210,11 @@ function updateCanvasBg( imageURL){
     canvas.setHeight(img.getScaledHeight())
     canvas.setBackgroundImage(img, canvas.renderAll.bind(canvas), {
       // Optionally add an opacity lvl to the image
-      backgroundImageOpacity: 0.5,
+      // backgroundImageOpacity: 0.5,
       // should the image be resized to fit the container?
       backgroundImageStretch: false
     });
-	  bgImage=imageURL.split(/(\\|\/)/g).pop()
+    bgImage=imageURL.split(/(\\|\/)/g).pop()
 
   })
 
@@ -154,6 +225,7 @@ updateCanvasBg( '<?= current( $first ) ?>');
 
 // Update the background according to the select
 document.getElementById("background-image").addEventListener("change", function(){
+  if( "" === this.value ) return
   updateCanvasBg( this.value)
 }, false);
 
@@ -213,6 +285,40 @@ function saveImage(e) {
 var imageSaver = document.getElementById('lnkDownload');
 imageSaver.addEventListener('click', saveImage, false);
 
+$( "#montage" ).on("submit",function(e){
+var dataURL = canvas.toDataURL();
+var div = $("<div class=progress>Upload: <span id=counter></span>%</div>")
+$(this).append(div)
+var data = {}
+$.each( $(this).serializeArray(), function( k,v ){
+  data[v["name"]] = v["value"]
+})
+data["img"] = dataURL
+data["bgImage"] = bgImage
+e.preventDefault()
+      $.ajax({
+         type: "POST",
+    uploadProgress: function(e) {
+      // track uploading
+      if (e.lengthComputable) {
+      var completedPercentage = Math.round((e.loaded * 100) / e.total);
+      if( completedPercentage != 100 ){
+      div.find("#counter").text( completedPercentage)
+      }else{
+      div.text("Building...");
+      }
+     } 
+    },
+ success : function(url,msg,xhr){ 
+   div.html( "<a href="+url+" target=_blank>Download "+data["horizontal"]+"x"+data["vertical"]+"</a>")       },
+error: function( data, msg, xhr){
+console.log( msg) 
+}, 
+         url: "montage.php", 
+         data: data      
+      });
+})
         </script>
+    </div>
     </body>
 </html>
diff --git a/public/jq-ajax-progress.js b/public/jq-ajax-progress.js
new file mode 100644
index 0000000..a6b5baf
--- /dev/null
+++ b/public/jq-ajax-progress.js
@@ -0,0 +1,75 @@
+/*
+ * jQuery Ajax Progress - Lightweight jQuery plugin that adds support of `progress` and `uploadProgress` events to $.ajax()
+ * Copyright (c) 2018 Alexey Lizurchik <al.lizurchik@gmail.com> (@likerR_r)
+ * Licensed under the MIT license
+ * http://likerrr.mit-license.org/
+ */
+
+(function(factory) {
+  if (typeof define === 'function' && define.amd) {
+    // AMD. Register as an anonymous module.
+    define(['jquery'], factory);
+  } else if (typeof exports === 'object') {
+    // Node/CommonJS
+    module.exports = factory(require('jquery'));
+  } else {
+    // Browser globals
+    factory(jQuery);
+  }
+}(function($) {
+  var $originalAjax = $.ajax.bind($);
+
+  $.ajax = function (url, options) {
+    if (typeof url === 'object') {
+      options = url;
+      url = undefined;
+    }
+
+    options = options || {
+      chunking: false
+    };
+
+    // Get current xhr object
+    var xmlHttpReq = options.xhr ? options.xhr() : $.ajaxSettings.xhr();
+    var chunking = options.chunking || $.ajaxSettings.chunking;
+
+    // Make it use our own.
+    options.xhr = function () {
+      if (typeof options.uploadProgress === 'function') {
+        if (!xmlHttpReq.upload) {
+          return;
+        }
+
+        // this line looks strange, but without it chrome doesn't catch `progress` event on uploading. Seems like chromium bug
+        xmlHttpReq.upload.onprogress = null;
+
+        // Upload progress listener
+        xmlHttpReq.upload.addEventListener('progress', function (e) {
+          options.uploadProgress.call(this, e);
+        }, false);
+      }
+
+      if (typeof options.progress === 'function') {
+        var lastChunkLen = 0;
+
+        // Download progress listener
+        xmlHttpReq.addEventListener('progress', function (e) {
+          var params = [e],
+            chunk = '';
+
+          if (this.readyState === XMLHttpRequest.LOADING && chunking) {
+            chunk = this.responseText.substr(lastChunkLen);
+            lastChunkLen = this.responseText.length;
+            params.push(chunk);
+          }
+
+          options.progress.apply(this, params);
+        }, false);
+      }
+
+      return xmlHttpReq;
+    };
+
+    return $originalAjax(url, options);
+  };
+}));
diff --git a/public/jquery.js b/public/jquery.js
new file mode 100644
index 0000000..a1c07fd
--- /dev/null
+++ b/public/jquery.js
@@ -0,0 +1,2 @@
+/*! jQuery v3.4.1 | (c) JS Foundation and other contributors | jquery.org/license */
+!function(e,t){"use strict";"object"==typeof module&&"object"==typeof module.exports?module.exports=e.document?t(e,!0):function(e){if(!e.document)throw new Error("jQuery requires a window with a document");return t(e)}:t(e)}("undefined"!=typeof window?window:this,function(C,e){"use strict";var t=[],E=C.document,r=Object.getPrototypeOf,s=t.slice,g=t.concat,u=t.push,i=t.indexOf,n={},o=n.toString,v=n.hasOwnProperty,a=v.toString,l=a.call(Object),y={},m=function(e){return"function"==typeof e&&"number"!=typeof e.nodeType},x=function(e){return null!=e&&e===e.window},c={type:!0,src:!0,nonce:!0,noModule:!0};function b(e,t,n){var r,i,o=(n=n||E).createElement("script");if(o.text=e,t)for(r in c)(i=t[r]||t.getAttribute&&t.getAttribute(r))&&o.setAttribute(r,i);n.head.appendChild(o).parentNode.removeChild(o)}function w(e){return null==e?e+"":"object"==typeof e||"function"==typeof e?n[o.call(e)]||"object":typeof e}var f="3.4.1",k=function(e,t){return new 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diff --git a/public/montage.php b/public/montage.php
new file mode 100644
index 0000000..96c7746
--- /dev/null
+++ b/public/montage.php
@@ -0,0 +1,33 @@
+<?php
+$img = $_POST['img'];
+$horizontal = intval( $_POST['horizontal'] );
+$vertical = intval( $_POST['vertical'] );
+$bgImage = basename( $_POST['bgImage'], ".jpg");
+$landscape = intval( $_POST['landscape'] );
+function panic( $msg ){
+	header("HTTP/1.1 500 Internal Server Error");
+	die( $msg );
+}
+
+if (strpos($img, 'data:image/png;base64') === 0) {
+
+	$img = str_replace('data:image/png;base64,', '', $img);
+	$img = str_replace(' ', '+', $img);
+	$data = base64_decode($img);
+	$file = __DIR__.'/../a4/'.microtime(true).'_'.$bgImage.".png";
+
+	if ( ! file_put_contents($file, $data)) {
+		panic("Failed to save canvas");
+	}   
+
+}else{
+	panic("Not a valid image");
+}
+$output = $return_code = NULL;
+exec( __DIR__."/../page_generator.sh $file $horizontal $vertical $landscape" , $output, $return_code);
+if( 0 === $return_code ){
+  $pdf = basename(implode("", $output));
+  echo( "https://2020.hackersfest.org//ImageGenerator/a4/".urlencode($pdf) );
+}else{
+  panic( implode(" / ", $output ) );
+}