first commit

wp-content/plugins/loco-translate/tpl/admin/file/view-mo.php

@@ -0,0 +1,65 @@
+<?php
+/**
+ * Binary MO hex view
+ */
+$this->extend('view');
+$this->start('source');
+
+/* @var Loco_mvc_ViewParams $params */
+/* @var string $bin */
+?> 
+
+     <div class="panel panel-info">
+         <p>
+             <?php esc_html_e('File is in binary MO format','loco-translate')?>.
+         </p>
+     </div>
+     
+    <div class="panel">
+        <pre><?php
+            // crude hex dump
+            // TODO make dynamic - flowing to width + clicking bytes highlights right-hand character ranges
+         
+            $i = 0;
+            $r = 0;
+            $cols = 24;
+            $line = [];
+            $bytes = strlen($bin);
+            // establish formatting of row offset, based on largest row number
+            $rowfmt = sprintf( '%%0%uX | ', strlen( sprintf( '%02X', $cols * floor( $bytes / $cols ) ) ) );
+            
+            for( $b = 0; $b < $bytes; $b++ ){
+                $c = substr($bin,$b,1);
+                $n = ord($c);
+                // print byte offset
+                if( ! $line ){
+                    printf( $rowfmt, $b );
+                }
+                // print actual byte
+                printf('%02X ', $n );
+                // add printable to line
+                if( $n === 9 ){
+                    $line[] = ' '; // <- tab?
+                }
+                else if ( $n < 32 || $n > 126 ) {
+                    $line[] = '.'; // <- unprintable
+                }
+                else {
+                    $line[] = $params->escape($c); // <- printable
+                }
+                // wrap at cols, and print plain text
+                if( ++$i === $cols ){
+                    echo '  ', implode('', $line ), "\n";
+                    $line = [];
+                    $i = 0;
+                    $r++;
+                }
+            }
+            if( $line ){
+                if( $r ){
+                   echo str_repeat( '   ', $cols - $i );
+                }
+                echo '  ', implode('', $line ), "\n";
+            }
+            ?></pre>
+    </div>