X-Git-Url: http://source.bookstackapp.com/bookstack/blobdiff_plain/d3709de035bcb3fbf8440a79ac7a5df8331333a9..refs/pull/255/head:/app/Entity.php

diff --git a/app/Entity.php b/app/Entity.php
index 705444959..186059f00 100644
--- a/app/Entity.php
+++ b/app/Entity.php
@@ -1,14 +1,9 @@
-<?php
+<?php namespace BookStack;
 
-namespace BookStack;
 
-use Illuminate\Database\Eloquent\Model;
-
-abstract class Entity extends Model
+class Entity extends Ownable
 {
 
-    use Ownable;
-
     /**
      * Compares this entity to another given entity.
      * Matches by comparing class and id.
@@ -48,16 +43,64 @@ abstract class Entity extends Model
      */
     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 the Tag models that have been user assigned to this entity.
+     * @return \Illuminate\Database\Eloquent\Relations\MorphMany
+     */
+    public function tags()
+    {
+        return $this->morphMany(Tag::class, 'entity')->orderBy('order', 'asc');
+    }
+
+    /**
+     * 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;
+    }
+
+    /**
+     * Check if this entity has live (active) restrictions in place.
+     * @param $role_id
+     * @param $action
+     * @return bool
+     */
+    public function hasActiveRestriction($role_id, $action)
+    {
+        return $this->getRawAttribute('restricted') && $this->hasRestriction($role_id, $action);
+    }
+
+    /**
+     * Get the entity jointPermissions this is connected to.
+     * @return \Illuminate\Database\Eloquent\Relations\MorphMany
+     */
+    public function jointPermissions()
+    {
+        return $this->morphMany(JointPermission::class, 'entity');
     }
 
     /**
@@ -68,27 +111,43 @@ abstract class Entity extends Model
      */
     public static function isA($type)
     {
-        return static::getClassName() === strtolower($type);
+        return static::getType() === strtolower($type);
     }
 
     /**
-     * Gets the class name.
-     * @return string
+     * Get entity type.
+     * @return mixed
      */
-    public static function getClassName()
+    public static function getType()
     {
-        return strtolower(array_slice(explode('\\', static::class), -1, 1)[0]);
+        return strtolower(static::getClassName());
     }
 
     /**
-     *Gets a limited-length version of the entities name.
+     * Get an instance of an entity of the given type.
+     * @param $type
+     * @return Entity
+     */
+    public static function getEntityInstance($type)
+    {
+        $types = ['Page', 'Book', 'Chapter'];
+        $className = str_replace([' ', '-', '_'], '', ucwords($type));
+        if (!in_array($className, $types)) {
+            return null;
+        }
+
+        return app('BookStack\\' . $className);
+    }
+
+    /**
+     * 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, $length-3) . '...';
+        if (strlen($this->name) <= $length) return $this->name;
+        return substr($this->name, 0, $length - 3) . '...';
     }
 
     /**
@@ -98,16 +157,47 @@ abstract class Entity extends Model
      * @param string[] array $wheres
      * @return mixed
      */
-    public static function fullTextSearch($fieldsToSearch, $terms, $wheres = [])
+    public function fullTextSearchQuery($fieldsToSearch, $terms, $wheres = [])
     {
-        $termString = '';
-        foreach ($terms as $term) {
-            $termString .= htmlentities($term) . '* ';
+        $exactTerms = [];
+        $fuzzyTerms = [];
+        $search = static::newQuery();
+
+        foreach ($terms as $key => $term) {
+            $term = htmlentities($term, ENT_QUOTES);
+            $term = preg_replace('/[+\-><\(\)~*\"@]+/', ' ', $term);
+            if (preg_match('/&quot;.*?&quot;/', $term) || is_numeric($term)) {
+                $term = str_replace('&quot;', '', $term);
+                $exactTerms[] = '%' . $term . '%';
+            } else {
+                $term = '' . $term . '*';
+                if ($term !== '*') $fuzzyTerms[] = $term;
+            }
+        }
+
+        $isFuzzy = count($exactTerms) === 0 && count($fuzzyTerms) > 0;
+
+
+        // Perform fulltext search if relevant terms exist.
+        if ($isFuzzy) {
+            $termString = implode(' ', $fuzzyTerms);
+            $fields = implode(',', $fieldsToSearch);
+            $search = $search->selectRaw('*, MATCH(name) AGAINST(? IN BOOLEAN MODE) AS title_relevance', [$termString]);
+            $search = $search->whereRaw('MATCH(' . $fields . ') AGAINST(? IN BOOLEAN MODE)', [$termString]);
+        }
+
+        // Ensure at least one exact term matches if in search
+        if (count($exactTerms) > 0) {
+            $search = $search->where(function ($query) use ($exactTerms, $fieldsToSearch) {
+                foreach ($exactTerms as $exactTerm) {
+                    foreach ($fieldsToSearch as $field) {
+                        $query->orWhere($field, 'like', $exactTerm);
+                    }
+                }
+            });
         }
-        $fields = implode(',', $fieldsToSearch);
-        $termStringEscaped = \DB::connection()->getPdo()->quote($termString);
-        $search = static::addSelect(\DB::raw('*, MATCH(name) AGAINST('.$termStringEscaped.' IN BOOLEAN MODE) AS title_relevance'));
-        $search = $search->whereRaw('MATCH(' . $fields . ') AGAINST(? IN BOOLEAN MODE)', [$termStringEscaped]);
+
+        $orderBy = $isFuzzy ? 'title_relevance' : 'updated_at';
 
         // Add additional where terms
         foreach ($wheres as $whereTerm) {
@@ -115,16 +205,13 @@ abstract class Entity extends Model
         }
 
         // Load in relations
-        if (!static::isA('book')) $search = $search->with('book');
-        if (static::isA('page'))  $search = $search->with('chapter');
+        if ($this->isA('page')) {
+            $search = $search->with('book', 'chapter', 'createdBy', 'updatedBy');
+        } else if ($this->isA('chapter')) {
+            $search = $search->with('book');
+        }
 
-        return $search->orderBy('title_relevance', 'desc')->get();
+        return $search->orderBy($orderBy, 'desc');
     }
 
-    /**
-     * Get the url for this item.
-     * @return string
-     */
-    abstract public function getUrl();
-
 }