[Confluence] Delete pages that exist on confluence but not in the documentation

global.json

@@ -42,6 +42,7 @@
     },
 
     "confluence": {
-        "prefix": ""
+        "prefix": "",
+        "delete": false
     }
 }

libs/Console/Generate.php

@@ -1,8 +1,8 @@
 <?php namespace Todaymade\Daux\Console;
 
 use Symfony\Component\Console\Command\Command as SymfonyCommand;
-use Symfony\Component\Console\Input\InputArgument;
 use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Output\OutputInterface;
 use Todaymade\Daux\Daux;
 
@@ -15,11 +15,12 @@ class Generate extends SymfonyCommand
         $this
             ->setName('generate')
             ->setDescription('Generate documentation')
-            ->addOption('configuration', 'c', InputArgument::OPTIONAL, 'Configuration file')
-            ->addOption('format', 'f', InputArgument::OPTIONAL, 'Output format, html or confluence', 'html')
-            ->addOption('processor', 'p', InputArgument::OPTIONAL, 'Manipulations on the tree')
-            ->addOption('source', 's', InputArgument::OPTIONAL, 'Where to take the documentation from')
-            ->addOption('destination', 'd', InputArgument::OPTIONAL, $description, 'static');
+            ->addOption('configuration', 'c', InputOption::VALUE_REQUIRED, 'Configuration file')
+            ->addOption('format', 'f', InputOption::VALUE_REQUIRED, 'Output format, html or confluence', 'html')
+            ->addOption('processor', 'p', InputOption::VALUE_REQUIRED, 'Manipulations on the tree')
+            ->addOption('source', 's', InputOption::VALUE_REQUIRED, 'Where to take the documentation from')
+            ->addOption('delete', null, InputOption::VALUE_NONE, 'Delete pages not linked to a documentation page (confluence)')
+            ->addOption('destination', 'd', InputOption::VALUE_REQUIRED, $description, 'static');
     }
 
     protected function execute(InputInterface $input, OutputInterface $output)
@@ -58,6 +59,10 @@ class Generate extends SymfonyCommand
 
         $daux->initializeConfiguration($input->getOption('configuration'));
 
+        if ($input->getOption('delete')) {
+            $daux->getParams()['confluence']['delete'] = true;
+        }
+
         return $daux;
     }
 

libs/Format/Confluence/Publisher.php

@@ -74,14 +74,21 @@ class Publisher
         );
 
         $published = $this->run(
-            "Create placeholder pages...",
+            "Create placeholder pages...\n",
             function() use ($tree, $published) {
                 return $this->createRecursive($this->confluence['ancestor_id'], $tree, $published);
             }
         );
 
         $this->output->writeLn("Publishing updates...");
-        $this->updateRecursive($this->confluence['ancestor_id'], $tree, $published);
+        $published = $this->updateRecursive($this->confluence['ancestor_id'], $tree, $published);
+
+        $this->output->writeLn("Deleting obsolete pages...");
+        if (!$this->shouldDelete()) {
+            echo "> The following pages will not be deleted, but just listed for information.\n";
+            echo "> If you want to delete these pages, you need to set the --delete flag on the command.";
+        }
+        $this->deleteRecursive($published);
     }
 
     protected function niceTitle($title)
@@ -115,7 +122,10 @@ class Publisher
     {
         $published = $callback($parent_id, $entry, $published);
 
-        if (array_key_exists('children', $entry)) {
+        if (!array_key_exists('children', $entry)) {
+            return $published;
+        }
+
         foreach ($entry['children'] as $child) {
             $pub = [];
             if (isset($published['children']) && array_key_exists($child['title'], $published['children'])) {
@@ -129,7 +139,6 @@ class Publisher
                 $callback
             );
         }
-        }
 
         return $published;
     }
@@ -137,9 +146,6 @@ class Publisher
     protected function createRecursive($parent_id, $entry, $published)
     {
         $callback = function($parent_id, $entry, $published) {
-
-            //TODO :: remove deleted pages
-
             // nothing to do if the ID already exists
             if (array_key_exists('id', $published)) {
                 return $published;
@@ -164,6 +170,7 @@ class Publisher
             if (array_key_exists('id', $published) && array_key_exists('page', $entry)) {
                 $this->updatePage($parent_id, $entry, $published);
             }
+            $published['needed'] = true;
 
             return $published;
         };
@@ -171,6 +178,35 @@ class Publisher
         return $this->recursiveWithCallback($parent_id, $entry, $published, $callback);
     }
 
+    protected function shouldDelete()
+    {
+        return array_key_exists('delete', $this->confluence) && $this->confluence['delete'];
+    }
+
+    protected function deleteRecursive($published, $prefix = '')
+    {
+        foreach($published['children'] as $child) {
+            if (array_key_exists('children', $child) && count($child['children'])) {
+                $this->deleteRecursive($child, $child['title'] . '/');
+            }
+
+            if (!array_key_exists('needed', $child)) {
+
+                if ($this->shouldDelete()) {
+                    $this->run(
+                        "- " . $prefix . $child['title'],
+                        function() use ($child) {
+                            $this->client->deletePage($child['id']);
+                        }
+                    );
+
+                } else {
+                    echo "- " . $prefix . $child['title'] . "\n";
+                }
+            }
+        }
+    }
+
     protected function shouldUpdate($local, $published)
     {
         if (!array_key_exists('content', $published)) {