X-Git-Url: http://source.bookstackapp.com/bookstack/blobdiff_plain/62338e4a8fc3401dad8b01adf165f34a63ebe907..refs/pull/448/head:/app/Entity.php

diff --git a/app/Entity.php b/app/Entity.php
index 68c773592..e5dd04bf2 100644
--- a/app/Entity.php
+++ b/app/Entity.php
@@ -1,29 +1,10 @@
-<?php
+<?php namespace BookStack;
 
-namespace BookStack;
 
-use Illuminate\Database\Eloquent\Model;
-
-abstract class Entity extends Model
+class Entity extends Ownable
 {
 
-    /**
-     * Relation for the user that created this entity.
-     * @return \Illuminate\Database\Eloquent\Relations\BelongsTo
-     */
-    public function createdBy()
-    {
-        return $this->belongsTo('BookStack\User', 'created_by');
-    }
-
-    /**
-     * Relation for the user that updated this entity.
-     * @return \Illuminate\Database\Eloquent\Relations\BelongsTo
-     */
-    public function updatedBy()
-    {
-        return $this->belongsTo('BookStack\User', 'updated_by');
-    }
+    public $textField = 'description';
 
     /**
      * Compares this entity to another given entity.
@@ -36,31 +17,90 @@ abstract class Entity extends Model
         return [get_class($this), $this->id] === [get_class($entity), $entity->id];
     }
 
+    /**
+     * Checks if an entity matches or contains another given entity.
+     * @param Entity $entity
+     * @return bool
+     */
+    public function matchesOrContains(Entity $entity)
+    {
+        $matches = [get_class($this), $this->id] === [get_class($entity), $entity->id];
+
+        if ($matches) return true;
+
+        if (($entity->isA('chapter') || $entity->isA('page')) && $this->isA('book')) {
+            return $entity->book_id === $this->id;
+        }
+
+        if ($entity->isA('page') && $this->isA('chapter')) {
+            return $entity->chapter_id === $this->id;
+        }
+
+        return false;
+    }
+
     /**
      * Gets the activity objects for this entity.
      * @return \Illuminate\Database\Eloquent\Relations\MorphMany
      */
     public function activity()
     {
-        return $this->morphMany('BookStack\Activity', 'entity')->orderBy('created_at', 'desc');
+        return $this->morphMany(Activity::class, 'entity')->orderBy('created_at', 'desc');
     }
 
     /**
      * Get View objects for this entity.
-     * @return mixed
      */
     public function views()
     {
-        return $this->morphMany('BookStack\View', 'viewable');
+        return $this->morphMany(View::class, 'viewable');
     }
 
     /**
-     * Get just the views for the current user.
-     * @return mixed
+     * Get the Tag models that have been user assigned to this entity.
+     * @return \Illuminate\Database\Eloquent\Relations\MorphMany
      */
-    public function userViews()
+    public function tags()
     {
-        return $this->views()->where('user_id', '=', auth()->user()->id);
+        return $this->morphMany(Tag::class, 'entity')->orderBy('order', 'asc');
+    }
+
+    /**
+     * Get the related search terms.
+     * @return \Illuminate\Database\Eloquent\Relations\MorphMany
+     */
+    public function searchTerms()
+    {
+        return $this->morphMany(SearchTerm::class, 'entity');
+    }
+
+    /**
+     * Get this entities restrictions.
+     */
+    public function permissions()
+    {
+        return $this->morphMany(EntityPermission::class, 'restrictable');
+    }
+
+    /**
+     * Check if this entity has a specific restriction set against it.
+     * @param $role_id
+     * @param $action
+     * @return bool
+     */
+    public function hasRestriction($role_id, $action)
+    {
+        return $this->permissions()->where('role_id', '=', $role_id)
+            ->where('action', '=', $action)->count() > 0;
+    }
+
+    /**
+     * Get the entity jointPermissions this is connected to.
+     * @return \Illuminate\Database\Eloquent\Relations\MorphMany
+     */
+    public function jointPermissions()
+    {
+        return $this->morphMany(JointPermission::class, 'entity');
     }
 
     /**
@@ -71,52 +111,65 @@ abstract class Entity extends Model
      */
     public static function isA($type)
     {
-        return static::getName() === strtolower($type);
+        return static::getType() === strtolower($type);
     }
 
     /**
-     * Gets the class name.
-     * @return string
+     * Get entity type.
+     * @return mixed
      */
-    public static function getName()
+    public static function getType()
     {
-        return strtolower(array_slice(explode('\\', static::class), -1, 1)[0]);
+        return strtolower(static::getClassName());
     }
 
     /**
-     * Perform a full-text search on this entity.
-     * @param string[] $fieldsToSearch
-     * @param string[] $terms
-     * @param string[] array $wheres
-     * @return mixed
+     * Get an instance of an entity of the given type.
+     * @param $type
+     * @return Entity
      */
-    public static function fullTextSearch($fieldsToSearch, $terms, $wheres = [])
+    public static function getEntityInstance($type)
     {
-        $termString = '';
-        foreach ($terms as $term) {
-            $termString .= $term . '* ';
-        }
-        $fields = implode(',', $fieldsToSearch);
-        $search = static::whereRaw('MATCH(' . $fields . ') AGAINST(? IN BOOLEAN MODE)', [$termString]);
-        foreach ($wheres as $whereTerm) {
-            $search->where($whereTerm[0], $whereTerm[1], $whereTerm[2]);
+        $types = ['Page', 'Book', 'Chapter'];
+        $className = str_replace([' ', '-', '_'], '', ucwords($type));
+        if (!in_array($className, $types)) {
+            return null;
         }
 
-        if (!static::isA('book')) {
-            $search = $search->with('book');
-        }
+        return app('BookStack\\' . $className);
+    }
 
-        if(static::isA('page')) {
-            $search = $search->with('chapter');
-        }
+    /**
+     * Gets a limited-length version of the entities name.
+     * @param int $length
+     * @return string
+     */
+    public function getShortName($length = 25)
+    {
+        if (strlen($this->name) <= $length) return $this->name;
+        return substr($this->name, 0, $length - 3) . '...';
+    }
 
-        return $search->get();
+    /**
+     * Get the body text of this entity.
+     * @return mixed
+     */
+    public function getText()
+    {
+        return $this->{$this->textField};
     }
 
     /**
-     * Get the url for this item.
+     * Return a generalised, common raw query that can be 'unioned' across entities.
+     * @return string
+     */
+    public function entityRawQuery(){return '';}
+
+    /**
+     * Get the url of this entity
+     * @param $path
      * @return string
      */
-    abstract public function getUrl();
+    public function getUrl($path){return '/';}
 
 }