installed and unistalled hook stats

README.md

@@ -63,8 +63,12 @@ $isDestroyed = $TxHookParser->isHookDestroyed('5EDF6...2DC77');
 
 # List of uninstalled hooks (eg. SetHook transaction)
 $uninstalledHooks = $TxHookParser->uninstalledHooks();
+# List of uninstalled hooks with num uninstalls
+$uninstalledHooksStats = $TxHookParser->uninstalledHooksStats();
 # List of installed hooks (eg. SetHook transaction)
 $installedHooks = $TxHookParser->installedHooks();
+# List of installed hooks with num installs
+$installedHooksStats = $TxHookParser->installedHooksStats();
 # List of modified hooks
 $modifiedHooks = $TxHookParser->modifiedHooks();
 

src/TxHookParser.php

@@ -392,6 +392,24 @@ public function installedHooks(): array
     return \array_values(\array_unique($this->map_typeevent_hashes['Hook_installed']));
   }
 
+
+  /**
+   * Get list of hooks and number of installations.
+   * @return array [[ hookhash => num_installs], ...]
+   */
+  public function installedHooksStats(): array
+  {
+    if(!isset($this->map_typeevent_hashes['Hook_installed']))
+      return [];
+    $collect = [];
+    foreach($this->map_typeevent_hashes['Hook_installed'] as $h) {
+      if(!isset($collect[$h]))
+        $collect[$h] = 0;
+      $collect[$h]++;
+    }
+    return $collect;
+  }
+
   /**
    * Get list of uninstalled hooks from account in this transaction.
    */
@@ -402,6 +420,23 @@ public function uninstalledHooks(): array
     return \array_values(\array_unique($this->map_typeevent_hashes['Hook_uninstalled']));
   }
 
+  /**
+   * Get list of hooks and number of installations.
+   * @return array [[ hookhash => num_installs], ...]
+   */
+  public function uninstalledHooksStats(): array
+  {
+    if(!isset($this->map_typeevent_hashes['Hook_uninstalled']))
+      return [];
+    $collect = [];
+    foreach($this->map_typeevent_hashes['Hook_uninstalled'] as $h) {
+      if(!isset($collect[$h]))
+        $collect[$h] = 0;
+      $collect[$h]++;
+    }
+    return $collect;
+  }
+
   public function modifiedHooks(): array
   {
     if(!isset($this->map_typeevent_hashes['Hook_modified']))

tests/Tx01Test.php

@@ -24,6 +24,23 @@ public function testEnableAmendment()
       '5EDF6439C47C423EAC99C1061EE2A0CE6A24A58C8E8A66E4B3AF91D76772DC77'
     ], $hooks);
 
+    # Installed hooks
+    $installedHooks = $TxHookParser->installedHooks();
+    $this->assertIsArray($hooks);
+    $this->assertEquals([
+      '5EDF6439C47C423EAC99C1061EE2A0CE6A24A58C8E8A66E4B3AF91D76772DC77',
+      '610F33B8EBF7EC795F822A454FB852156AEFE50BE0CB8326338A81CD74801864'
+    ], $installedHooks);
+
+    $installedHooksStats = $TxHookParser->installedHooksStats();
+    $this->assertEquals([
+      '5EDF6439C47C423EAC99C1061EE2A0CE6A24A58C8E8A66E4B3AF91D76772DC77' => 5,
+      '610F33B8EBF7EC795F822A454FB852156AEFE50BE0CB8326338A81CD74801864' => 1
+    ], $installedHooksStats);
+
+    $uninstalledHooksStats = $TxHookParser->uninstalledHooksStats();
+    $this->assertEquals([], $uninstalledHooksStats);
+
     # List of newly created hooks
     $createdHooks = $TxHookParser->createdHooks();
     $this->assertIsArray($createdHooks);

tests/Tx06Test.php

@@ -30,11 +30,16 @@ public function testSetHookUpdate()
     $this->assertEquals([], $createdHooks);
 
     # List of uninstalled hooks
-    $createdHooks = $TxHookParser->uninstalledHooks();
-    $this->assertIsArray($createdHooks);
+    $uninstalledHooks = $TxHookParser->uninstalledHooks();
+    $this->assertIsArray($uninstalledHooks);
     $this->assertEquals([
       'ACD3E29170EB82FFF9F31A067566CD15F3A328F873F34A5D9644519C33D55EB7'
-    ], $createdHooks);
+    ], $uninstalledHooks);
+
+    $uninstalledHooksStats = $TxHookParser->uninstalledHooksStats();
+    $this->assertEquals([
+      'ACD3E29170EB82FFF9F31A067566CD15F3A328F873F34A5D9644519C33D55EB7' => 1
+    ], $uninstalledHooksStats);
 
     # List of installed hooks
     $createdHooks = $TxHookParser->installedHooks();