From d53280ff80b672255a8ae2469a668f3b8f63977f Mon Sep 17 00:00:00 2001
From: ben <ben@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Mon, 23 Jun 2008 21:05:35 +0000
Subject: Image cropping works!

git-svn-id: https://code.elgg.org/elgg/trunk@1082 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 engine/lib/filestore.php                       | 24 +++++++++++++++++++-----
 mod/profile/actions/iconupload.php             |  3 ++-
 mod/profile/languages/en.php                   |  3 +++
 mod/profile/start.php                          |  1 +
 mod/profile/views/default/profile/editicon.php | 19 +++++++++++--------
 5 files changed, 36 insertions(+), 14 deletions(-)

diff --git a/engine/lib/filestore.php b/engine/lib/filestore.php
index 061fe9f4f..dcf802cd5 100644
--- a/engine/lib/filestore.php
+++ b/engine/lib/filestore.php
@@ -617,7 +617,7 @@
 	 * @param true|false $square If set to true, will take the smallest of maxwidth and maxheight and use it to set the dimensions on all size; the image will be cropped.
 	 * @return false|mixed The contents of the resized image, or false on failure
 	 */
-	function get_resized_image_from_existing_file($input_name, $maxwidth, $maxheight, $square = false) {
+	function get_resized_image_from_existing_file($input_name, $maxwidth, $maxheight, $square = false, $x1 = 0, $y1 = 0, $x2 = 0, $y2 = 0) {
 		
 		// Get the size information from the image
 		if ($imgsizearray = getimagesize($input_name)) {
@@ -669,11 +669,25 @@
  				
 					// Crop the image if we need a square
 					if ($square) {
-						$widthoffset = floor(($imgsizearray[0] - $width) / 2);
-						$heightoffset = floor(($imgsizearray[1] - $height) / 2);
+						if ($x1 == 0 && $y1 == 0 && $x2 == 0 && $y2 ==0) {
+							$widthoffset = floor(($imgsizearray[0] - $width) / 2);
+							$heightoffset = floor(($imgsizearray[1] - $height) / 2);
+						} else {
+							$widthoffset = $x1;
+							$heightoffset = $y1;
+							$width = ($x2 - $x1);
+							$height = $width;
+						}
 					} else {
-						$widthoffset = 0;
-						$heightoffset = 0;
+						if ($x1 == 0 && $y1 == 0 && $x2 == 0 && $y2 ==0) {
+							$widthoffset = 0;
+							$heightoffset = 0;
+						} else {
+							$widthoffset = $x1;
+							$heightoffset = $y1;
+							$width = ($x2 - $x1);
+							$height = ($y2 - $y1);
+						}
 					}//else {
 						// Resize and return the image contents!
 						imagecopyresampled($newimage, $oldimage, 0,0,$widthoffset,$heightoffset,$newwidth,$newheight,$width,$height);
diff --git a/mod/profile/actions/iconupload.php b/mod/profile/actions/iconupload.php
index 8dcfeea36..bb3b19528 100644
--- a/mod/profile/actions/iconupload.php
+++ b/mod/profile/actions/iconupload.php
@@ -23,7 +23,8 @@
 				
 				if ($small !== false
 					&& $medium !== false
-					&& $large !== false) {
+					&& $large !== false
+					&& $tiny !== false) {
 				
 					$filehandler = new ElggFile();
 					$filehandler->owner_guid = $_SESSION['user']->getGUID();
diff --git a/mod/profile/languages/en.php b/mod/profile/languages/en.php
index 4074b2d53..40d5bb0ac 100644
--- a/mod/profile/languages/en.php
+++ b/mod/profile/languages/en.php
@@ -22,6 +22,9 @@
 	
 			'profile:edit' => "Edit profile",
 			'profile:editicon' => "Change your profile picture",
+			'profile:icon' => "Profile icon",
+			'profile:createicon' => "Create your avatar",
+			'profile:createicon:instructions' => "Click and drag to crop your image",
 	
 			'profile:aboutme' => "About me", 
 			'profile:description' => "About me", 
diff --git a/mod/profile/start.php b/mod/profile/start.php
index 63b579784..0cd8f2100 100644
--- a/mod/profile/start.php
+++ b/mod/profile/start.php
@@ -119,6 +119,7 @@
 		global $CONFIG;
 		register_action("profile/edit",false,$CONFIG->pluginspath . "profile/actions/edit.php");
 		register_action("profile/iconupload",false,$CONFIG->pluginspath . "profile/actions/iconupload.php");
+		register_action("profile/cropicon",false,$CONFIG->pluginspath . "profile/actions/cropicon.php");
 
 	// Define widgets for use in this context
 		use_widgets('profile');
diff --git a/mod/profile/views/default/profile/editicon.php b/mod/profile/views/default/profile/editicon.php
index f6a863ab7..7bc142a26 100644
--- a/mod/profile/views/default/profile/editicon.php
+++ b/mod/profile/views/default/profile/editicon.php
@@ -35,7 +35,7 @@
 	
 <?php
 
-    echo "Your current master photo: <br />";
+    echo elgg_echo("profile:createicon:instructions") . ": <br />";
     //display the current user photo 
     $user_master_image = $vars['url'] . "pg/icon/" . $_SESSION['user']->username . "/master/" . $_SESSION['user']->icontime . ".jpg";
     
@@ -106,9 +106,11 @@
 </script>
 
 <p>
-<img id="user_avatar" src="<?php echo $user_master_image; ?>" alt="User profile photo"
+<img id="user_avatar" src="<?php echo $user_master_image; ?>" alt="<?php echo elgg_echo("profile:icon"); ?>"
  style="float: left; margin-right: 10px;" />
+ <br />
 </p>
+
  <div style="float: right; margin-left: 10px; margin-top:-200px;">
   <p style="background: #eee; border: solid 1px #ddd; margin: 0; padding: 10px;">
    <b>Selection coordinates:</b><br />
@@ -126,10 +128,11 @@
   </p>
  </div>
  
-<form name="" action="" />
-    <input type="hidden" name="x_1" value="" id="x_1" />
-    <input type="hidden" name="x_2" value="" id="x_2" />
-    <input type="hidden" name="y_1" value="" id="y_1" />
-    <input type="hidden" name="y_2" value="" id="y_2" />
-    <input type="submit" name="submit" value="create your avatar" />
+<form action="<?php echo $vars['url']; ?>action/profile/cropicon" method="post" />
+	<input type="hidden" name="username" value="<?php echo $vars['user']->username; ?>" />
+	<input type="hidden" name="x_1" value="<?php echo $vars['user']->x1; ?>" id="x_1" />
+    <input type="hidden" name="x_2" value="<?php echo $vars['user']->x2; ?>" id="x_2" />
+    <input type="hidden" name="y_1" value="<?php echo $vars['user']->y1; ?>" id="y_1" />
+    <input type="hidden" name="y_2" value="<?php echo $vars['user']->y2; ?>" id="y_2" />
+  <input type="submit" name="submit" value="<?php echo elgg_echo("profile:createicon"); ?>" />
 </form>
\ No newline at end of file
-- 
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