support dictd lookups on word selection

4 files changed, 84 insertions, 1 deletions

diff --git a/backend.php b/backend.php
index b7298fa..e7a7e41 100644
--- a/backend.php
+++ b/backend.php
@@ -184,6 +184,41 @@
 
 		break;
 
+	case "define":
+
+		if (defined('DICT_ENABLED') && DICT_ENABLED) {
+
+			$word = escapeshellarg($_REQUEST["word"]);
+
+			exec(DICT_CLIENT . " -h ". DICT_SERVER ." $word 2>&1", $output, $rc);
+
+			if ($rc == 0) {
+				print json_encode(["result" => $output]);
+
+			} else if ($rc == 21) {
+
+				$word_match = "";
+
+				foreach ($output as $line) {
+					if (preg_match('/^[^ ]+: *([^ ]+)$/', $line, $match)) {
+						if ($match[1]) {
+							$word_match = escapeshellarg($match[1]);
+							break;
+						}
+					}
+				}
+
+				unset($output);
+				exec(DICT_CLIENT . " -h ". DICT_SERVER ." $word_match 2>&1", $output, $rc);
+
+				if ($rc == 0) {
+					print json_encode(["result" => $output]);
+				}
+			}
+		}
+
+		break;
+
 	default:
 		header($_SERVER["SERVER_PROTOCOL"]." 404 Not Found");
 		echo "Method not found.";
diff --git a/config.php-dist b/config.php-dist
index 7f6d737..3404f34 100644
--- a/config.php-dist
+++ b/config.php-dist
@@ -5,4 +5,7 @@
 	define('BOOKS_DIR', '/home/fox/Books');
 	define('CALIBRE_DB', BOOKS_DIR . "/metadata.db");
 
+	define('DICT_ENABLED', false);
+	define('DICT_CLIENT', '/usr/bin/dict');
+	define('DICT_SERVER', 'localhost');
 
diff --git a/css/read.css b/css/read.css
index 6ef5db2..e6efd3e 100644
--- a/css/read.css
+++ b/css/read.css
@@ -92,4 +92,8 @@ ul.toc_list {
 	overflow : auto;
 }
 
-
+.dict_result {
+	max-height : 300px;
+	height : auto;
+	overflow : auto;
+}
diff --git a/read.html b/read.html
index 1d1f38a..7c243c8 100644
--- a/read.html
+++ b/read.html
@@ -92,6 +92,23 @@
   </div>
 </div>
 
+<div class="modal fade" id="dict-modal" tabindex="-1" role="dialog">
+  <div class="modal-dialog" role="document">
+    <div class="modal-content">
+      <div class="modal-header">
+        <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">&times;</span></button>
+        <h4 class="modal-title">Dictionary Lookup</h4>
+      </div>
+      <div class="modal-body">
+			<div class="dict_result"> </div>
+      </div>
+      <div class="modal-footer">
+        <button type="button" class="btn btn-default" data-dismiss="modal">Close</button>		  	
+      </div>
+    </div>
+  </div>
+</div>
+
 <div class="modal fade" id="toc-modal" tabindex="-1" role="dialog">
   <div class="modal-dialog" role="document">
     <div class="modal-content">
@@ -354,6 +371,30 @@
 				}
 
 			};
+
+			$("#reader iframe")[0].contentWindow.onmouseup = function(event) {
+
+				if (!navigator.onLine) return;
+
+				var wnd = this;
+				var sel = wnd.getSelection().toString().trim();
+
+				if (sel.match(/^\w+$/)) {
+
+					$.post("backend.php", {op: 'define', word: sel}, function(data) {
+						if (data) {
+
+							wnd.getSelection().removeAllRanges();
+
+							$(".dict_result").html(data.result.join("<br/>"));
+
+							$("#dict-modal").modal('show');
+
+						}
+					});
+				}
+			};
+
 		});
 
 		book.on("renderer:keydown", hotkey_handler);