improve xmacro exporter

app/Http/Controllers/TableController.php

@@ -9,6 +9,7 @@ use App\Models\User;
 use App\Tables\Column;
 use App\Tables\CStructArrayExporter;
 use App\Tables\CsvExporter;
+use App\Tables\CXMacroExporter;
 use App\Tables\JsonExporter;
 use App\Tables\PhpExporter;
 use Illuminate\Http\Request;
@@ -289,6 +290,11 @@ class TableController extends Controller
                 $exporter = new CStructArrayExporter($tableModel);
                 break;
 
+            case 'xmacro':
+                $noq = explode(',', $request->input('noq',''));
+                $exporter = (new CXMacroExporter($tableModel))->noQuotesAround($noq);
+                break;
+
             case 'php':
                 $exporter = new PhpExporter($tableModel);
                 break;

app/Tables/CStructArrayExporter.php

@@ -22,7 +22,7 @@ class CStructArrayExporter extends BaseExporter
         return 'c';
     }
 
-    private function cify($name)
+    protected function cify($name)
     {
         $name = preg_replace('/[^a-z0-9_]/i', '_', $name);
         if (ctype_digit($name[0])) {
@@ -79,49 +79,60 @@ class CStructArrayExporter extends BaseExporter
             }
 
             echo "    { ";
+            $this->dumpRow($fields, $row);
+            echo " }";
+        }
+
+        echo "\n};\n";
+    }
 
-            $firstf = true;
-            foreach ($fields as $field) {
-                if ($firstf) {
-                    $firstf = false;
-                } else {
+    protected function dumpRow($fields, $row, $noQuoteCols=[], $spaces = true)
+    {
+        $firstf = true;
+        foreach ($fields as $field) {
+            if ($firstf) {
+                $firstf = false;
+            } else {
+                if ($spaces)
                     echo ", ";
-                }
-
-                $val = 0;
-                switch ($field->type) {
-                    case 'string':
-                        $val = "";
-                        break;
-
-                    case 'bool':
-                        $val = false;
-                        break;
-                }
-
-                if (isset($row->{$field->name})) {
-                    $val = $row->{$field->name};
-                }
-
-                // export to C format
-                switch ($field->type) {
-                    case 'string':
-                        echo '"' . addcslashes($val, "\0..\37!@\@\177..\377") . '"';
-                        break;
+                else
+                    echo ",";
+            }
 
-                    case 'bool':
-                        echo (int)$val;
-                        break;
+            $val = 0;
+            switch ($field->type) {
+                case 'string':
+                    $val = "";
+                    break;
 
-                    case 'int':
-                    case 'float':
+                case 'bool':
+                    $val = false;
+                    break;
+            }
+
+            if (isset($row->{$field->name})) {
+                $val = $row->{$field->name};
+            }
+
+            // export to C format
+            switch ($field->type) {
+                case 'string':
+                    if (in_array($field->name, $noQuoteCols)) {
                         echo $val;
-                        break;
-                }
+                    } else {
+                        echo '"' . addcslashes($val, "\0..\37!@\@\177..\377") . '"';
+                    }
+                    break;
+
+                case 'bool':
+                    echo (int)$val;
+                    break;
+
+                case 'int':
+                case 'float':
+                    echo $val;
+                    break;
             }
-            echo " }";
         }
-
-        echo "\n};\n";
     }
 }

app/Tables/CXMacroExporter.php

@@ -0,0 +1,84 @@
+<?php
+
+
+namespace App\Tables;
+
+
+class CXMacroExporter extends CStructArrayExporter
+{
+    private $noQuoteCols = true;
+
+    public function noQuotesAround($cols)
+    {
+        $this->noQuoteCols = $cols;
+        return $this;
+    }
+
+    /**
+     * @return string - mime type for the downloaded file
+     */
+    protected function getMimeType()
+    {
+        return  $this->wantDownload ? 'text/x-chdr' : 'text/plain';
+    }
+
+    /**
+     * @return string - file extension for the downloaded file
+     */
+    protected function getFileExtension()
+    {
+        return 'h';
+    }
+
+    /**
+     * Write the document to stdout ('php://output')
+     */
+    protected function writeDocument()
+    {
+        $table = $this->table;
+
+        $any_bool = false;
+        $colnames = [];
+        $fields = array_map(function (Column $c) use (&$any_bool, &$colnames) {
+            if ($c->type == 'bool') $any_bool = true;
+            $cname = $this->cify($c->name);
+            $colnames[] = $cname;
+            return (object)['name' => $c->name, 'type' => $c->type, 'cname' => $cname];
+        }, $this->columns);
+
+        $ctablename = 'X_' .strtoupper($this->cify($table->name));
+
+        echo "#ifndef {$ctablename}_H\n".
+             "#define {$ctablename}_H\n\n";
+
+        echo "/*\n" . $this->getHeaderComment(' ') . "\n";
+
+        echo
+             " Example X macro processing the table: \n".
+             " \n";
+        echo "   #undef X\n";
+        echo "   #define X(".implode(', ', $colnames) .") \\\n".
+             "       ...do something with the args\n".
+             " \n".
+             " Then run it by putting $ctablename somewhere in your C or H file.\n";
+        echo "*/\n\n";
+
+        // Now the table itself
+        echo "#define ".$ctablename." \\\n";
+
+        $first = true;
+        foreach ($this->iterateRows() as $row) {
+            if ($first) {
+                $first = false;
+            } else {
+                echo " \\\n";
+            }
+
+            echo "    X(";
+            $this->dumpRow($fields, $row, $this->noQuoteCols, false);
+            echo ")";
+        }
+
+        echo "\n\n#endif /* {$ctablename}_H */\n";
+    }
+}

resources/views/table/_panel-export.blade.php

@@ -8,6 +8,7 @@
     'csv' => 'CSV table',
     'csv-tab' => 'CSV table, tabbed',
     'c' => 'C structs array',
+    'xmacro' => 'C X Macro',
   ] as $type => $title)
 
   <li><a target="_blank" href="{{ route('table.export', [
@@ -23,3 +24,8 @@
 
     @endforeach
 </ul>
+
+<p>
+  Note: In the X Macro option, add <code>&noq=foo,bar</code> to the URL
+  to strip quotes from specified columns
+</p>